/* BLOQUE 1 CORREGIDO: CSS Base + Sistema de Login */
        :root {
        /* Colores principales */
        --primary-color: #0073A7;
        --primary-dark: #005580;
        --primary-light: #E3F2FD;
        --secondary-color: #FF6B35;
        --accent-color: #28A745;
        
        /* Colores de estado */
        --success-color: #28A745;
        --warning-color: #FFC107;
        --danger-color: #DC3545;
        --info-color: #17A2B8;
        
        /* Grises */
        --gray-50: #F8F9FA;
        --gray-100: #F1F3F4;
        --gray-200: #E9ECEF;
        --gray-300: #DEE2E6;
        --gray-400: #CED4DA;
        --gray-500: #ADB5BD;
        --gray-600: #6C757D;
        --gray-700: #495057;
        --gray-800: #343A40;
        --gray-900: #212529;
        
        /* Espaciado */
        --spacing-xs: 0.25rem;
        --spacing-sm: 0.5rem;
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
        --spacing-xxl: 3rem;
        
        /* Tipografía */
        --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        --font-size-xs: 0.75rem;
        --font-size-sm: 0.875rem;
        --font-size-base: 1rem;
        --font-size-lg: 1.125rem;
        --font-size-xl: 1.25rem;
        --font-size-xxl: 1.5rem;
        
        /* Sombras */
        --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
        --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
        --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
        --shadow-xl: 0 20px 25px rgba(0,0,0,0.15);
        
        /* Bordes */
        --border-radius: 8px;
        --border-radius-sm: 4px;
        --border-radius-lg: 12px;
        --border-width: 1px;
        
        /* Alturas */
        --header-height: 70px;
        --nav-height: 60px;
        }

        /* Reset y base */
        * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
        }

        body {
        font-family: var(--font-family);
        font-size: var(--font-size-base);
        line-height: 1.5;
        color: var(--gray-700);
        background-color: var(--gray-50);
        overflow-x: hidden;
        }

        /* NUEVO: Login/Landing Page */
        .landing-page {
        min-height: 100vh;
        background: linear-gradient(135deg, 
            #667eea 0%, 
            #764ba2 25%, 
            #f093fb 50%, 
            #f5576c 75%, 
            #4facfe 100%
        );
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
        overflow: hidden;
        padding: 0 2rem;
        }

        .landing-page::before {
            content: '';
            position: center;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(circle at 30% 50%, rgba(255,0,150,0.3) 0%, transparent 50%),
                        radial-gradient(circle at 70% 80%, rgba(0,150,255,0.4) 0%, transparent 50%);
            animation: gradientShift 8s ease-in-out infinite;
        }

        @keyframes gradientShift {
            0%, 100% { opacity: 0.8; }
            50% { opacity: 1; }
        }


        .landing-container {
            background: rgba(255,255,255,0.95);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(255,255,255,0.3);
            border-radius: 9px;
            padding: 0.95rem 1.2rem;
            box-shadow: var(--shadow-xl);
            max-width: 400px;
            width: 72%;
            position: relative;
            z-index: 2;
            text-align: center;
            transform: scale(0.90);  
        }

        .landing-image {
            flex: 1;
            background-color: rgba(255,255,255,0.1);
            background-image: url('https://cdn.pixabay.com/photo/2017/08/30/01/05/milky-way-2695569_1280.jpg');
            background-size: cover;
            background-repeat: no-repeat;
            background-position: center;
            min-height: 380px;
            border-radius: 13px;
            margin-left: 2.2rem;
            border: 1px solid rgba(255,255,255,0.2);
        }

        .landing-logo {
            width: 34px;
            height: 34px;
            background: var(--primary-color);
            border-radius: 9px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 0.95rem;
            color: white;
            font-size: 1rem; /* Ligeramente aumentado de 0.9rem */
        }

        .landing-title {
            font-size: 1.6rem; /* Ligeramente aumentado de 1.1rem */
            font-weight: 700;
            color: var(--gray-800);
            margin-bottom: 0.28rem;
        }

        .landing-subtitle {
            color: var(--gray-600);
            margin-bottom: 0.95rem;
            font-size: 0.8rem; /* Ligeramente aumentado de 0.75rem */
        }

        .landing-form {
            display: flex;
            flex-direction: column;
            gap: 0.47rem;
            margin-bottom: 0.95rem;
        }

        .form-group {
            text-align: left;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.28rem;
            font-weight: 500;
            color: var(--gray-700);
            font-size: 0.75rem; /* Ligeramente aumentado de 0.7rem */
        }

        .form-group input,
        .form-group select {
            width: 100%;
            padding: 0.42rem 0.6rem;
            border: 2px solid var(--gray-300);
            border-radius: var(--border-radius);
            font-size: 0.78rem; /* Ligeramente aumentado de 0.75rem */
            transition: border-color 0.3s ease;
            box-sizing: border-box;
        }

        /* ESPECÍFICO PARA SELECT OPTIONS (donde está "Familia") */
        .form-group select option {
            font-size: 0.75rem !important; /* Forzar tamaño más pequeño */
            padding: 0.3rem !important;
        }

        /* ESPECÍFICO PARA INPUT EMAIL (donde está el correo) */
        .form-group input[type="email"] {
            font-size: 0.75rem !important; /* Forzar tamaño más pequeño */
        }

        /* ESPECÍFICO PARA INPUT TEXT (donde puede estar el correo) */
        .form-group input[type="text"] {
            font-size: 0.75rem !important; /* Forzar tamaño más pequeño */
        }

        .form-group input:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(0, 115, 167, 0.1);
        }

        .btn-landing {
            padding: 0.52rem 1.8rem;
            border: none;
            border-radius: var(--border-radius);
            font-size: 0.78rem; /* Ligeramente aumentado de 0.75rem */
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.33rem;
            box-sizing: border-box;
        }

        .btn-primary-landing {
            background: var(--primary-color);
            color: white;
        }

        .btn-primary-landing:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .btn-secondary-landing {
            background: transparent;
            color: var(--gray-600);
            border: 2px solid var(--gray-300);
        }

        .btn-secondary-landing:hover {
            background: var(--gray-100);
            border-color: var(--gray-400);
        }

        .landing-divider {
            display: flex;
            align-items: center;
            margin: 0.85rem 0;
            color: var(--gray-500);
            font-size: 0.7rem; /* Ligeramente aumentado de 0.65rem */
        }

        .landing-divider::before,
        .landing-divider::after {
            content: '';
            flex: 1;
            height: 1px;
            background: var(--gray-300);
        }

        .landing-divider span {
            padding: 0 0.85rem;
        }

        .quick-access-single {
            display: flex;
            justify-content: center;
            margin-top: 0.66rem;
        }

        .quick-access-single .quick-access-btn {
            min-width: 180px;
            padding: 0.85rem 1.1rem;
            border: 2px solid var(--primary-color);
            background: var(--primary-light);
            color: var(--primary-color);
            font-weight: 600;
            font-size: 0.78rem; /* Ligeramente aumentado de 0.75rem */
            border-radius: var(--border-radius);
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-sizing: border-box;
        }

        .quick-access-single .quick-access-btn:hover {
            background: var(--primary-color);
            color: white;
            transform: translateY(-2px);
        }

        .quick-access-btn {
            padding: 0.66rem;
            border: 2px solid var(--gray-200);
            border-radius: var(--border-radius);
            background: white;
            cursor: pointer;
            transition: all 0.3s ease;
            text-align: center;
            box-sizing: border-box;
        }

        .quick-access-btn:hover {
            border-color: var(--primary-color);
            background: var(--primary-light);
        }

        .quick-access-btn i {
            font-size: 1.1rem; /* Ligeramente aumentado de 1rem */
            color: var(--primary-color);
            margin-bottom: 0.33rem;
        }

        .quick-access-btn span {
            display: block;
            font-size: 0.7rem; /* Ligeramente aumentado de 0.65rem */
            font-weight: 500;
            color: var(--gray-700);
        }

        /* ESTILOS ADICIONALES PARA CONTROLAR TEXTOS ESPECÍFICOS */

        /* Si "Familia" está en un select */
        select {
            -webkit-appearance: none;
            -moz-appearance: none;
            appearance: none;
        }

        /* Forzar tamaño en todos los inputs y selects */
        input, select, textarea {
            font-family: inherit !important;
            font-size: 0.75rem !important;
        }

        /* Para el placeholder del email */
        input::placeholder {
            font-size: 0.72rem !important;
            color: var(--gray-400);
        }

        /* Para opciones específicas */
        option {
            font-size: 0.72rem !important;
            padding: 0.2rem !important;
        }

        /* Contenedor principal para evitar movimientos */
        .landing-page {
            min-height: 100vh;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 25%, #f093fb 50%, #f5576c 75%, #4facfe 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
            padding: 0 2rem;
            box-sizing: border-box;
        }

        /* Estilos para móviles */
        @media(max-width: 768px) {
            .landing-container {
                max-width: 85%;
                padding: 0.85rem 1rem;
                margin: 0.76rem;
                width: 85%;
            }
            
            .landing-image {
                min-height: 280px;
                margin-left: 1.2rem;
            }
            
            .quick-access-single .quick-access-btn {
                min-width: 160px;
                padding: 0.76rem 0.9rem;
                font-size: 0.75rem;
            }
            
            .landing-title {
                font-size: 1.1rem;
            }
            
            .landing-subtitle {
                font-size: 0.75rem;
            }
            
            /* Forzar tamaños en móviles */
            input, select, textarea {
                font-size: 0.7rem !important;
            }
            
            option {
                font-size: 0.65rem !important;
            }
            
            .landing-page {
                padding: 0 1rem;
            }
        }

        @media(max-width: 480px) {
            .landing-container {
                max-width: 90%;
                padding: 0.76rem 0.9rem;
                width: 90%;
            }
            
            .landing-image {
                min-height: 240px;
                margin-left: 0.8rem;
            }
            
            .landing-logo {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
            
            .quick-access-single .quick-access-btn {
                min-width: 140px;
                padding: 0.7rem 0.8rem;
                font-size: 0.7rem;
            }
            
            /* Forzar tamaños muy pequeños en móviles pequeños */
            input, select, textarea {
                font-size: 0.65rem !important;
            }
            
            option {
                font-size: 0.6rem !important;
            }
            
            .landing-page {
                padding: 0 0.5rem;
            }
        }

        /* Clase adicional para estabilidad */
        * {
            box-sizing: border-box;
        }

        /* Header Principal - SOLO cuando está logueado */

        .main-header.logged-in {
        display: block;
        }


        .logo-section img {
        width: 40px;
        height: 40px;
        border-radius: var(--border-radius-sm);
        }

        .logo-text h1 {
            font-size: var(--font-size-xl);
            font-weight: 600;
            margin: 0;
            color: black; /* AGREGAR esta línea */
            
        }

        .logo-text span {
        font-size: var(--font-size-sm);
        opacity: 0.9;
        }

        .header-controls {
        display: flex;
        align-items: center;
        gap: var(--spacing-md);
        }


        .user-info {
        text-align: right;
        }

        .user-name {
        display: block;
        font-weight: 600;
        font-size: var(--font-size-sm);
        }

        .user-role {
        display: block;
        font-size: var(--font-size-xs);
        opacity: 0.8;
        }

        .user-avatar {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: rgba(255,255,255,0.2);
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 600;
        font-size: var(--font-size-sm);
        position: relative;
        }

        .profile-status {
        position: absolute;
        bottom: 2px;
        right: 2px;
        width: 12px;
        height: 12px;
        border-radius: 50%;
        border: 2px solid white;
        }

        .profile-status.online { background: var(--success-color); }
        .profile-status.away { background: var(--warning-color); }
        .profile-status.offline { background: var(--gray-500); }

        /* Navegación Principal REORGANIZADA */
        .main-nav {
        background: white;
        height: var(--nav-height);
        top: var(--header-height);
        left: 0;
        right: 0;
        z-index: 999;
        border-bottom: var(--border-width) solid var(--gray-200);
        box-shadow: var(--shadow-sm);
        display: none; /* Oculto inicialmente */
        }

        .main-nav.logged-in {
        display: block;
        }

        .nav-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 100%;
            padding: 0 var(--spacing-xl);
            max-width: 1400px;
            margin: 0 auto;
            gap: 30px; /* AGREGAR espacio entre elementos */
        }
        .nav-brand {
            flex: 1; /* AGREGAR: ocupa espacio disponible */
            min-width: 0; /* AGREGAR: permite que se contraiga si es necesario */
        }

        .connection-specialty {
            display: block;
            font-size: 0.85rem;
            color: #6c757d;
            font-style: italic;
            margin: 4px 0;
            line-height: 1.3;
        }


        .nav-brand h1 {
            font-size: 1.3rem;
            font-weight: 700;
            margin: 0;
            color: #2c3e50;
            background: linear-gradient(135deg, #3498db, #2980b9);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: 0.5px;
        }
        /* MÓDULOS PRINCIPALES - Solo los esenciales en la barra */
        .nav-modules {
        display: flex;
        gap: var(--spacing-xs);
        }

        .nav-item {
        display: flex;
        align-items: center;
        gap: var(--spacing-sm);
        padding: var(--spacing-sm) var(--spacing-md);
        border: none;
        background: none;
        color: var(--gray-600);
        text-decoration: none;
        border-radius: var(--border-radius);
        font-size: var(--font-size-sm);
        font-weight: 500;
        cursor: pointer;
        transition: all 0.2s ease;
        position: relative;
        white-space: nowrap;
        }

        .nav-item:hover {
        background: var(--gray-100);
        color: var(--primary-color);
        }

        .nav-item.active {
        background: var(--primary-light);
        color: var(--primary-color);
        font-weight: 600;
        }

        .nav-item.active::after {
        content: '';
        position: absolute;
        bottom: -1px;
        left: 50%;
        transform: translateX(-50%);
        width: 80%;
        height: 3px;
        background: var(--primary-color);
        border-radius: 2px 2px 0 0;
        }

        .nav-item i {
        font-size: var(--font-size-base);
        }

        /* Info del usuario en navegación */
        .current-user-info {
        display: flex;
        align-items: center;
        gap: var(--spacing-md);
        }

        .user-avatar-nav {
        width: 35px;
        height: 35px;
        border-radius: 50%;
        background: var(--primary-color);
        color: white;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 600;
        font-size: var(--font-size-sm);
        position: relative;
        }

        .user-details {
        display: flex;
        flex-direction: column;
        }

        .user-name-nav {
        font-weight: 600;
        font-size: var(--font-size-sm);
        color: var(--gray-800);
        }

        .user-role-nav {
        font-size: var(--font-size-xs);
        color: var(--gray-600);
        }

        .profile-selector-nav {
        padding: var(--spacing-sm) var(--spacing-md);
        border: var(--border-width) solid var(--gray-300);
        border-radius: var(--border-radius);
        background: white;
        color: var(--gray-700);
        font-size: var(--font-size-sm);
        cursor: pointer;
        min-width: 200px;
        }

        /* CONTROLES DE USUARIO */
        .nav-controls {
        display: flex;
        align-items: center;
        gap: var(--spacing-md);
        }

        .profile-selector select,
        .access-level select {
        padding: var(--spacing-sm) var(--spacing-md);
        border: var(--border-width) solid var(--gray-300);
        border-radius: var(--border-radius);
        background: white;
        color: var(--gray-700);
        font-size: var(--font-size-sm);
        cursor: pointer;
        }

        .profile-selector select {
        min-width: 200px;
        }

        .access-level select {
        min-width: 160px;
        }

        .logout-btn {
        display: flex;
        align-items: center;
        gap: var(--spacing-sm);
        padding: var(--spacing-sm) var(--spacing-lg);
        background: var(--secondary-color);
        color: white;
        border: none;
        border-radius: var(--border-radius);
        font-size: var(--font-size-sm);
        font-weight: 500;
        cursor: pointer;
        transition: all 0.2s ease;
        }

        .logout-btn:hover {
        background: #e55a2b;
        transform: translateY(-1px);
        }

        /* NUEVO: Sidebar para Chat, Notificaciones, etc. */
        .app-sidebar {
        position: fixed;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
        z-index: 1001;
        display: none; /* Oculto hasta login */
        flex-direction: column;
        gap: var(--spacing-md);
        }

        .app-sidebar.logged-in {
        display: flex;
        }

        .sidebar-item {
        width: 50px;
        height: 50px;
        background: white;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: var(--shadow-md);
        border: 2px solid var(--gray-200);
        cursor: pointer;
        transition: all 0.3s ease;
        position: relative;
        }

        .sidebar-item:hover {
        background: var(--primary-color);
        color: white;
        transform: scale(1.1);
        }

        .sidebar-item i {
        font-size: 1.2rem;
        }

        .sidebar-badge {
        position: absolute;
        top: -5px;
        right: -5px;
        background: var(--danger-color);
        color: white;
        border-radius: 50%;
        width: 20px;
        height: 20px;
        font-size: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 600;
        border: 2px solid white;
        }

        /* Contenido Principal */
        .main-content {
            margin-top: calc(var(--nav-height) - 30px); /* CAMBIAR: quitar header-height */
            min-height: calc(100vh - var(--nav-height)); /* CAMBIAR también aquí */
            padding: var(--spacing-xl);
            max-width: 1400px;
            margin-left: auto;
            margin-right: auto;
            display: none;
        }

        .main-content.logged-in {
        display: block;
        }

        /* Módulos */
        .module {
        display: none;
        }

        .module.active {
        display: block;
        animation: fadeIn 0.3s ease;
        }

        @keyframes fadeIn {
        from { opacity: 0; transform: translateY(10px); }
        to { opacity: 1; transform: translateY(0); }
        }

        .module-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: var(--spacing-xl);
        padding-bottom: var(--spacing-lg);
        border-bottom: 2px solid var(--gray-200);
        }

        .module-header h2 {
        font-size: var(--font-size-xxl);
        font-weight: 600;
        color: var(--gray-800);
        margin: 0;
        }

        .header-actions {
        display: flex;
        gap: var(--spacing-md);
        align-items: center;
        }

        /* Botones */
        .btn-primary,
        .btn-secondary,
        .btn-icon {
        padding: var(--spacing-sm) var(--spacing-lg);
        border: none;
        border-radius: var(--border-radius);
        font-size: var(--font-size-sm);
        font-weight: 500;
        cursor: pointer;
        display: flex;
        align-items: center;
        gap: var(--spacing-sm);
        transition: all 0.2s ease;
        text-decoration: none;
        }

        .btn-primary {
        background: var(--primary-color);
        color: white;
        }

        .btn-primary:hover {
        background: var(--primary-dark);
        transform: translateY(-1px);
        box-shadow: var(--shadow-md);
        }

        .btn-secondary {
        background: var(--gray-100);
        color: var(--gray-700);
        border: var(--border-width) solid var(--gray-300);
        }

        .btn-secondary:hover {
        background: var(--gray-200);
        transform: translateY(-1px);
        }

        .btn-icon {
        padding: var(--spacing-sm);
        background: none;
        color: var(--gray-500);
        min-width: auto;
        }

        .btn-icon:hover {
        background: var(--gray-100);
        color: var(--gray-700);
        }

        /* Profile Card */
        .profile-card {
        background: white;
        padding: var(--spacing-xl);
        border-radius: var(--border-radius-lg);
        box-shadow: var(--shadow-sm);
        border: var(--border-width) solid var(--gray-200);
        margin-bottom: var(--spacing-xl);
        }

        .profile-header {
        display: flex;
        align-items: center;
        gap: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
        }

        .profile-avatar {
        width: 80px;
        height: 80px;
        border-radius: 50%;
        background: var(--primary-light);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: var(--font-size-xxl);
        font-weight: 700;
        color: var(--primary-color);
        position: relative;
        }

        .profile-info h3 {
        font-size: var(--font-size-xl);
        font-weight: 600;
        color: var(--gray-800);
        margin: 0 0 var(--spacing-xs) 0;
        }

        .profile-meta {
        color: var(--gray-600);
        font-size: var(--font-size-sm);
        margin-bottom: var(--spacing-sm);
        }

        .profile-stats {
        display: flex;
        gap: var(--spacing-lg);
        }

        .stat {
        text-align: center;
        }

        .stat-number {
        display: block;
        font-size: var(--font-size-lg);
        font-weight: 700;
        color: var(--primary-color);
        }

        .stat-label {
        font-size: var(--font-size-xs);
        color: var(--gray-500);
        }

        /* Dashboard - KPIs básicos mantenidos */
        .dashboard-grid {
        display: grid;
        gap: var(--spacing-xl);
        grid-template-columns: 1fr;
        }

        .kpi-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: var(--spacing-lg);
        margin-bottom: var(--spacing-xl);
        }

        .kpi-card {
        background: white;
        padding: var(--spacing-xl);
        border-radius: var(--border-radius-lg);
        box-shadow: var(--shadow-sm);
        border: var(--border-width) solid var(--gray-200);
        display: flex;
        align-items: center;
        gap: var(--spacing-lg);
        transition: all 0.2s ease;
        }

        .kpi-card:hover {
        transform: translateY(-2px);
        box-shadow: var(--shadow-md);
        }

        .kpi-icon {
        width: 60px;
        height: 60px;
        border-radius: var(--border-radius-lg);
        background: var(--primary-light);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--primary-color);
        font-size: 24px;
        }

        .kpi-content h3 {
        font-size: var(--font-size-xxl);
        font-weight: 700;
        color: var(--gray-800);
        margin: 0 0 var(--spacing-xs) 0;
        }

        .kpi-content p {
        color: var(--gray-600);
        margin: 0 0 var(--spacing-xs) 0;
        font-size: var(--font-size-sm);
        }

        .kpi-trend {
        font-size: var(--font-size-xs);
        font-weight: 600;
        padding: 2px 6px;
        border-radius: 12px;
        }

        .kpi-trend.positive {
        background: rgba(40, 167, 69, 0.1);
        color: var(--success-color);
        }

        .kpi-trend.negative {
        background: rgba(220, 53, 69, 0.1);
        color: var(--danger-color);
        }

        .kpi-trend.neutral {
        background: rgba(108, 117, 125, 0.1);
        color: var(--gray-600);
        }

        /* Dashboard widgets básicos */
        .dashboard-widget {
        background: white;
        padding: var(--spacing-xl);
        border-radius: var(--border-radius-lg);
        box-shadow: var(--shadow-sm);
        border: var(--border-width) solid var(--gray-200);
        }

        .dashboard-widget h3 {
        font-size: var(--font-size-lg);
        font-weight: 600;
        color: var(--gray-800);
        margin: 0 0 var(--spacing-lg) 0;
        padding-bottom: var(--spacing-md);
        border-bottom: 2px solid var(--gray-200);
        }

        .activity-list {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-md);
        }

        .activity-item {
        display: flex;
        align-items: flex-start;
        gap: var(--spacing-md);
        padding: var(--spacing-md);
        border-radius: var(--border-radius);
        transition: background 0.2s ease;
        }

        .activity-item:hover {
        background: var(--gray-50);
        }

        .activity-icon {
        width: 32px;
        height: 32px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: var(--font-size-sm);
        color: white;
        flex-shrink: 0;
        }

        .activity-icon.validated {
        background: var(--success-color);
        }

        .activity-icon.published {
        background: var(--primary-color);
        }

        .activity-icon.comment {
        background: var(--info-color);
        }

        .activity-content p {
        margin: 0 0 var(--spacing-xs) 0;
        font-size: var(--font-size-sm);
        }

        .activity-time {
        font-size: var(--font-size-xs);
        color: var(--gray-500);
        }

        .studies-list {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-md);
        }

        .study-item {
        display: flex;
        align-items: center;
        gap: var(--spacing-md);
        padding: var(--spacing-md);
        border-radius: var(--border-radius);
        transition: background 0.2s ease;
        }

        .study-item:hover {
        background: var(--gray-50);
        }

        .study-badge {
        background: var(--primary-color);
        color: white;
        padding: var(--spacing-xs) var(--spacing-sm);
        border-radius: var(--border-radius-sm);
        font-size: var(--font-size-xs);
        font-weight: 600;
        flex-shrink: 0;
        }

        .study-content {
        flex: 1;
        }

        .study-content h4 {
        font-size: var(--font-size-sm);
        font-weight: 600;
        color: var(--gray-800);
        margin: 0 0 var(--spacing-xs) 0;
        }

        .study-content p {
        font-size: var(--font-size-xs);
        color: var(--gray-600);
        margin: 0;
        }

        .study-rating {
        display: flex;
        align-items: center;
        gap: var(--spacing-xs);
        font-size: var(--font-size-sm);
        font-weight: 600;
        color: var(--warning-color);
        }

        /* Empty State para módulos no implementados */
        .empty-state {
        text-align: center;
        padding: var(--spacing-xxl);
        color: var(--gray-500);
        }

        .empty-state i {
        font-size: 48px;
        color: var(--gray-400);
        margin-bottom: var(--spacing-lg);
        }

        .empty-state h3 {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-md);
        color: var(--gray-600);
        }

        .empty-state p {
        margin-bottom: var(--spacing-lg);
        }

        /* Family Assistant Chat Styles */
        .family-chat-container {
            display: grid;
            grid-template-columns: 350px 1fr;
            gap: var(--spacing-xl);
            height: calc(100vh - 300px);
            max-height: 600px;
        }

        .chat-suggestions {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            height: fit-content;
        }

        .chat-suggestions h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-lg) 0;
            text-align: center;
        }

        .suggestions-grid {
            display: grid;
            gap: var(--spacing-md);
        }

        .suggestion-btn {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            padding: var(--spacing-md);
            background: var(--gray-50);
            border: 2px solid var(--gray-200);
            border-radius: var(--border-radius);
            cursor: pointer;
            transition: all 0.3s ease;
            text-align: left;
            font-size: var(--font-size-sm);
            color: var(--gray-700);
        }

        .suggestion-btn:hover {
            background: var(--primary-light);
            border-color: var(--primary-color);
            color: var(--primary-color);
            transform: translateY(-2px);
        }

        .suggestion-btn i {
            font-size: var(--font-size-lg);
            color: var(--primary-color);
        }

        .chat-area {
            background: white;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            display: flex;
            flex-direction: column;
            overflow: hidden;
        }

        .chat-messages {
            flex: 1;
            padding: var(--spacing-lg);
            overflow-y: auto;
            max-height: 400px;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }

        .message {
            display: flex;
            gap: var(--spacing-md);
            align-items: flex-start;
        }

        .message.user {
            flex-direction: row-reverse;
        }

        .message-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--font-size-lg);
            flex-shrink: 0;
        }

        .message.user .message-avatar {
            background: var(--secondary-color);
        }

        .message-content {
            flex: 1;
            max-width: 70%;
        }

        .message-content p {
            background: var(--gray-100);
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            margin: 0 0 var(--spacing-xs) 0;
            line-height: 1.5;
            font-size: var(--font-size-sm);
        }

        .message.user .message-content p {
            background: var(--primary-color);
            color: white;
        }

        .message-time {
            font-size: var(--font-size-xs);
            color: var(--gray-500);
            margin-left: var(--spacing-md);
        }

        .chat-input-area {
            padding: var(--spacing-lg);
            border-top: var(--border-width) solid var(--gray-200);
            background: var(--gray-50);
        }

        .input-container {
            display: flex;
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-sm);
        }

        .input-container input {
            flex: 1;
            padding: var(--spacing-md);
            border: 2px solid var(--gray-300);
            border-radius: var(--border-radius);
            font-size: var(--font-size-sm);
            outline: none;
        }

        .input-container input:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(0, 115, 167, 0.1);
        }

        .send-btn {
            padding: var(--spacing-md);
            background: var(--primary-color);
            color: white;
            border: none;
            border-radius: var(--border-radius);
            cursor: pointer;
            transition: all 0.2s ease;
            min-width: 50px;
        }

        .send-btn:hover {
            background: var(--primary-dark);
            transform: scale(1.05);
        }

        .input-help {
            text-align: center;
        }

        .input-help small {
            color: var(--gray-500);
            font-style: italic;
        }

        /* Responsive para Family Chat */
        @media (max-width: 768px) {
            .family-chat-container {
                grid-template-columns: 1fr;
                grid-template-rows: auto 1fr;
                height: auto;
                max-height: none;
            }
            
            .chat-suggestions {
                order: 2;
                margin-top: var(--spacing-lg);
            }
            
            .suggestions-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .suggestion-btn {
                padding: var(--spacing-sm);
                font-size: var(--font-size-xs);
            }
            
            .suggestion-btn span {
                display: none;
            }
        }

        /* Research Search Module Styles */
        .research-controls {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            margin-bottom: var(--spacing-xl);
        }

        .search-mode-selector h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-lg) 0;
            text-align: center;
        }

        .mode-options {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-xl);
        }

        .mode-option {
            cursor: pointer;
        }

        .mode-option input[type="radio"] {
            display: none;
        }

        .option-card {
            padding: var(--spacing-xl);
            border: 2px solid var(--gray-200);
            border-radius: var(--border-radius-lg);
            text-align: center;
            transition: all 0.3s ease;
            position: relative;
        }

        .mode-option input[type="radio"]:checked + .option-card {
            border-color: var(--primary-color);
            background: var(--primary-light);
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .option-card i {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: var(--spacing-md);
        }

        .option-card h4 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-sm) 0;
        }

        .option-card p {
            color: var(--gray-600);
            font-size: var(--font-size-sm);
            margin: 0 0 var(--spacing-md) 0;
            line-height: 1.4;
        }

        .option-count {
            display: inline-block;
            background: var(--primary-color);
            color: white;
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius);
            font-size: var(--font-size-xs);
            font-weight: 600;
        }

        .advanced-search-form {
            border-top: 2px solid var(--gray-200);
            padding-top: var(--spacing-xl);
        }

        .main-search {
            display: flex;
            gap: var(--spacing-md);
            margin-bottom: var(--spacing-lg);
        }

        .main-search input {
            flex: 1;
            padding: var(--spacing-lg);
            border: 2px solid var(--gray-300);
            border-radius: var(--border-radius-lg);
            font-size: var(--font-size-base);
            outline: none;
        }

        .main-search input:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(0, 115, 167, 0.1);
        }

        .main-search .search-btn {
            padding: var(--spacing-lg) var(--spacing-xl);
            background: var(--primary-color);
            color: white;
            border: none;
            border-radius: var(--border-radius-lg);
            cursor: pointer;
            transition: all 0.2s ease;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .main-search .search-btn:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
        }

        .search-filters {
            background: var(--gray-50);
            padding: var(--spacing-lg);
            border-radius: var(--border-radius);
            margin-bottom: var(--spacing-lg);
        }

        .filter-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-md);
        }

        .filter-row select {
            padding: var(--spacing-md);
            border: 2px solid var(--gray-300);
            border-radius: var(--border-radius);
            background: white;
            color: var(--gray-700);
            font-size: var(--font-size-sm);
            cursor: pointer;
        }

        .quick-searches h4 {
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--gray-700);
            margin: 0 0 var(--spacing-md) 0;
        }

        .quick-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
        }

        .quick-btn {
            padding: var(--spacing-sm) var(--spacing-md);
            background: var(--gray-100);
            border: 2px solid var(--gray-200);
            border-radius: var(--border-radius);
            color: var(--gray-700);
            cursor: pointer;
            transition: all 0.2s ease;
            font-size: var(--font-size-sm);
        }

        .quick-btn:hover {
            background: var(--primary-light);
            border-color: var(--primary-color);
            color: var(--primary-color);
        }

        /* Results Styles */
        .research-results {
            background: white;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            margin-bottom: var(--spacing-xl);
        }

        .results-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            padding: var(--spacing-xl);
            border-bottom: 2px solid var(--gray-200);
        }

        .results-info h3 {
            font-size: var(--font-size-xl);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-xs) 0;
        }

        .results-info p {
            color: var(--gray-600);
            margin: 0 0 var(--spacing-xs) 0;
            font-size: var(--font-size-sm);
        }

        .search-source {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary-color);
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius);
            font-size: var(--font-size-xs);
            font-weight: 600;
        }

        .results-actions {
            display: flex;
            gap: var(--spacing-md);
        }

        .results-container {
            padding: var(--spacing-xl);
        }

        .result-item {
            padding: var(--spacing-lg);
            border-bottom: var(--border-width) solid var(--gray-200);
            transition: background 0.2s ease;
        }

        .result-item:hover {
            background: var(--gray-50);
        }

        .result-item:last-child {
            border-bottom: none;
        }

        .result-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: var(--spacing-md);
        }

        .result-title {
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--primary-color);
            margin: 0 0 var(--spacing-xs) 0;
            cursor: pointer;
        }

        .result-title:hover {
            text-decoration: underline;
        }

        .result-badges {
            display: flex;
            gap: var(--spacing-xs);
        }

        .result-badge {
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius-sm);
            font-size: var(--font-size-xs);
            font-weight: 600;
            text-transform: uppercase;
        }

        .result-badge.validated {
            background: rgba(40, 167, 69, 0.1);
            color: var(--success-color);
        }

        .result-badge.web {
            background: rgba(23, 162, 184, 0.1);
            color: var(--info-color);
        }

        .result-authors {
            color: var(--gray-600);
            font-size: var(--font-size-sm);
            margin-bottom: var(--spacing-sm);
        }

        .result-excerpt {
            color: var(--gray-700);
            line-height: 1.5;
            margin-bottom: var(--spacing-md);
            font-size: var(--font-size-sm);
        }

        .result-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: var(--font-size-xs);
            color: var(--gray-500);
        }

        .result-actions {
            display: flex;
            gap: var(--spacing-sm);
        }

        .result-actions button {
            padding: var(--spacing-xs) var(--spacing-sm);
            border: none;
            background: var(--gray-100);
            color: var(--gray-600);
            border-radius: var(--border-radius-sm);
            cursor: pointer;
            transition: all 0.2s ease;
            font-size: var(--font-size-xs);
        }

        .result-actions button:hover {
            background: var(--primary-color);
            color: white;
        }

        /* Pagination */
        .results-pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: var(--spacing-lg);
            padding: var(--spacing-xl);
            border-top: 2px solid var(--gray-200);
        }

        .page-btn {
            padding: var(--spacing-sm) var(--spacing-md);
            background: white;
            border: 2px solid var(--gray-300);
            border-radius: var(--border-radius);
            color: var(--gray-600);
            cursor: pointer;
            transition: all 0.2s ease;
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }

        .page-btn:hover {
            background: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
        }

        .page-info {
            font-weight: 600;
            color: var(--gray-700);
        }

        /* Search History */
        .search-history {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
        }

        .search-history h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-lg) 0;
            text-align: center;
        }

        .history-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }

        .history-item {
            padding: var(--spacing-md);
            border: var(--border-width) solid var(--gray-200);
            border-radius: var(--border-radius);
            transition: all 0.2s ease;
        }

        .history-item:hover {
            border-color: var(--primary-color);
            box-shadow: var(--shadow-sm);
        }

        .history-query {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-xs);
        }

        .history-query i {
            color: var(--primary-color);
        }

        .history-query span {
            font-weight: 600;
            color: var(--gray-800);
        }

        .history-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: var(--font-size-xs);
            color: var(--gray-500);
        }

        .repeat-btn {
            padding: var(--spacing-xs);
            background: none;
            border: none;
            color: var(--primary-color);
            cursor: pointer;
            border-radius: var(--border-radius-sm);
            transition: all 0.2s ease;
        }

        .repeat-btn:hover {
            background: var(--primary-light);
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .mode-options {
                grid-template-columns: 1fr;
            }
            
            .main-search {
                flex-direction: column;
            }
            
            .filter-row {
                grid-template-columns: 1fr;
            }
            
            .quick-buttons {
                flex-direction: column;
            }
            
            .results-header {
                flex-direction: column;
                gap: var(--spacing-md);
            }
            
            .result-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-xs);
            }
        }

        /* Social Network Module Styles */
        .social-container {
            display: grid;
            grid-template-columns: 300px 1fr;
            gap: var(--spacing-xl);
            min-height: 600px;
        }

        /* Sidebar Styles */
        .social-sidebar {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-lg);
        }

        .categories-filter,
        .suggested-connections,
        .online-members {
            background: white;
            padding: var(--spacing-lg);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
        }

        .categories-filter h3,
        .suggested-connections h3,
        .online-members h3 {
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-md) 0;
        }

        .category-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-xs);
        }

        .category-btn {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-sm) var(--spacing-md);
            background: none;
            border: 2px solid transparent;
            border-radius: var(--border-radius);
            cursor: pointer;
            transition: all 0.2s ease;
            text-align: left;
            color: var(--gray-600);
        }

        .category-btn:hover {
            background: var(--gray-50);
            border-color: var(--gray-200);
        }

        .category-btn.active {
            background: var(--primary-light);
            border-color: var(--primary-color);
            color: var(--primary-color);
        }

        .category-btn .fas {
            margin-right: var(--spacing-sm);
        }

        .category-count {
            background: var(--gray-400);
            color: white;
            padding: 2px 6px;
            border-radius: 10px;
            font-size: var(--font-size-xs);
            font-weight: 600;
        }

        .category-btn.active .category-count {
            background: var(--primary-color);
        }

        /* Connection Cards */
        .connection-suggestions {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }

        .connection-card {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            padding: var(--spacing-sm);
            border: var(--border-width) solid var(--gray-200);
            border-radius: var(--border-radius);
            transition: all 0.2s ease;
        }

        .connection-card:hover {
            border-color: var(--primary-color);
            box-shadow: var(--shadow-sm);
        }

        .connection-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-size: var(--font-size-sm);
            flex-shrink: 0;
        }

        .connection-info {
            flex: 1;
            padding: 0 12px;
            display: flex;
            flex-direction: column;
            gap: 2px; /* AGREGAR espaciado uniforme */
        }

        .connection-info h4 {
            font-size: var(--font-size-sm);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 2px 0;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
        }

        .connection-info p {
            font-size: var(--font-size-xs);
            color: var(--gray-600);
            margin: 0 0 2px 0;
        }

        .connection-mutual {
            font-size: var(--font-size-xs);
            color: var(--primary-color);
            font-weight: 500;
            margin-top: 2px; /* AGREGAR margen superior */
        }

        .connect-btn {
            padding: var(--spacing-xs);
            background: var(--primary-color);
            color: white;
            border: none;
            border-radius: 50%;
            cursor: pointer;
            transition: all 0.2s ease;
            width: 30px;
            height: 30px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .connect-btn:hover {
            background: var(--primary-dark);
            transform: scale(1.1);
        }

        /* Online Members */
        .online-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .online-member {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            padding: var(--spacing-xs);
        }

        .verification-badges {
            display: inline-flex;
            gap: 4px;
            margin-left: 6px;
            align-items: center;
        }

        .verified-badge,
        .recognition-badge {
            position: relative;
            display: inline-flex;
            align-items: center;
            cursor: help;
        }

        .verified-badge i {
            color: #1da1f2; /* Azul de verificación */
            font-size: 0.9rem;
        }

        .recognition-badge i {
            color: #ffd700; /* Dorado para reconocimiento */
            font-size: 0.9rem;
        }

        .verified-badge[data-tooltip]:hover::after,
        .recognition-badge[data-tooltip]:hover::after {
            content: attr(data-tooltip);
            position: absolute;
            bottom: 130%;
            left: 50%;
            transform: translateX(-50%);
            background: rgba(0, 0, 0, 0.9);
            color: white;
            padding: 6px 10px;
            border-radius: 4px;
            font-size: 0.75rem;
            font-weight: normal;
            white-space: nowrap;
            z-index: 1000;
            animation: fadeIn 0.3s ease;
        }

        .verified-badge[data-tooltip]:hover::before,
        .recognition-badge[data-tooltip]:hover::before {
            content: "";
            position: absolute;
            bottom: 120%;
            left: 50%;
            transform: translateX(-50%);
            border: 4px solid transparent;
            border-top-color: rgba(0, 0, 0, 0.9);
            z-index: 1000;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateX(-50%) translateY(4px); }
            to { opacity: 1; transform: translateX(-50%) translateY(0); }
        }

        .member-avatar {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--gray-500);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--font-size-xs);
            font-weight: 600;
            position: relative;
        }

        .online-indicator {
            position: absolute;
            bottom: -2px;
            right: -2px;
            width: 10px;
            height: 10px;
            background: var(--success-color);
            border: 2px solid white;
            border-radius: 50%;
        }

        .online-indicator.away {
            background: var(--warning-color);
        }

        .online-member span {
            font-size: var(--font-size-sm);
            color: var(--gray-700);
        }

        /* Timeline Styles */
        .social-timeline {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-lg);
        }

        /* Post Composer */
        .post-composer {
            background: white;
            padding: var(--spacing-lg);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
        }

        .composer-header {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            margin-bottom: var(--spacing-md);
        }

        .composer-avatar {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: var(--primary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
        }

        .composer-header input {
            flex: 1;
            padding: var(--spacing-md);
            border: 2px solid var(--gray-300);
            border-radius: var(--border-radius-lg);
            background: var(--gray-50);
            cursor: pointer;
            outline: none;
        }

        .composer-header input:hover {
            border-color: var(--primary-color);
        }

        .composer-actions {
            display: flex;
            gap: var(--spacing-sm);
            padding-top: var(--spacing-md);
            border-top: var(--border-width) solid var(--gray-200);
        }

        .composer-actions button {
            flex: 1;
            padding: var(--spacing-sm);
            background: none;
            border: var(--border-width) solid var(--gray-300);
            border-radius: var(--border-radius);
            color: var(--gray-600);
            cursor: pointer;
            transition: all 0.2s ease;
            font-size: var(--font-size-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: var(--spacing-xs);
        }

        .composer-actions button:hover {
            background: var(--gray-50);
            border-color: var(--primary-color);
            color: var(--primary-color);
        }

        /* Timeline Posts */
        .timeline-posts {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-lg);
        }

        .timeline-post {
            background: white;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            overflow: hidden;
            transition: all 0.2s ease;
        }

        .timeline-post:hover {
            box-shadow: var(--shadow-md);
        }

        .post-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-lg);
            padding-bottom: var(--spacing-md);
        }

        .post-author {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
        }

        .post-avatar {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: var(--primary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
        }

        .post-author-info h4 {
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 2px 0;
        }
        

        .post-author-info p {
            font-size: var(--font-size-xs);
            color: var(--gray-500);
            margin: 0;
        }

        .post-category {
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius);
            font-size: var(--font-size-xs);
            font-weight: 600;
            text-transform: uppercase;
        }

        .post-category.clinical {
            background: rgba(40, 167, 69, 0.1);
            color: var(--success-color);
        }

        .post-category.research {
            background: rgba(0, 115, 167, 0.1);
            color: var(--primary-color);
        }

        .post-category.family {
            background: rgba(255, 107, 53, 0.1);
            color: var(--secondary-color);
        }

        .post-category.technology {
            background: rgba(108, 117, 125, 0.1);
            color: var(--gray-600);
        }

        .post-category.funding {
            background: rgba(255, 193, 7, 0.1);
            color: var(--warning-color);
        }

        .post-content {
            padding: 0 var(--spacing-lg) var(--spacing-lg);
        }

        .post-text {
            color: var(--gray-700);
            line-height: 1.6;
            margin-bottom: var(--spacing-md);
        }

        .post-tags {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-xs);
            margin-bottom: var(--spacing-md);
        }

        .post-tag {
            background: var(--gray-100);
            color: var(--gray-600);
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius-sm);
            font-size: var(--font-size-xs);
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .post-tag:hover {
            background: var(--primary-light);
            color: var(--primary-color);
        }

        .post-actions {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: var(--spacing-md) var(--spacing-lg);
            border-top: var(--border-width) solid var(--gray-200);
            background: var(--gray-50);
        }

        .post-interactions {
            display: flex;
            gap: var(--spacing-lg);
        }

        .interaction-btn {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            background: none;
            border: none;
            color: var(--gray-600);
            cursor: pointer;
            transition: all 0.2s ease;
            font-size: var(--font-size-sm);
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius);
        }

        .interaction-btn:hover {
            background: var(--gray-100);
        }

        .interaction-btn.liked {
            color: var(--danger-color);
        }

        .interaction-btn.liked:hover {
            background: rgba(220, 53, 69, 0.1);
        }

        .post-meta {
            font-size: var(--font-size-xs);
            color: var(--gray-500);
        }

        /* Load More */
        .load-more-container {
            text-align: center;
            padding: var(--spacing-lg);
        }

        /* Modal Styles */
        .post-modal {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 10000;
        }

        .modal-content {
            background: white;
            border-radius: var(--border-radius-lg);
            width: 90%;
            max-width: 600px;
            max-height: 90vh;
            overflow-y: auto;
            box-shadow: var(--shadow-xl);
        }

        .modal-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: var(--spacing-lg);
            border-bottom: 2px solid var(--gray-200);
        }

        .modal-header h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0;
        }

        .close-btn {
            background: none;
            border: none;
            color: var(--gray-500);
            cursor: pointer;
            padding: var(--spacing-sm);
            border-radius: 50%;
            transition: all 0.2s ease;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .close-btn:hover {
            background: var(--gray-100);
            color: var(--gray-700);
        }

        .modal-body {
            padding: var(--spacing-lg);
        }

        .post-form {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-lg);
        }

        .form-group label {
            display: block;
            font-weight: 600;
            color: var(--gray-700);
            margin-bottom: var(--spacing-sm);
        }

        .form-group select,
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: var(--spacing-md);
            border: 2px solid var(--gray-300);
            border-radius: var(--border-radius);
            font-size: var(--font-size-base);
            outline: none;
        }

        .form-group select:focus,
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(0, 115, 167, 0.1);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 120px;
        }

        .modal-footer {
            display: flex;
            justify-content: flex-end;
            gap: var(--spacing-md);
            padding: var(--spacing-lg);
            border-top: 2px solid var(--gray-200);
        }

        /* Connections Grid */
        .connections-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: var(--spacing-lg);
        }

        .connection-item {
            padding: var(--spacing-lg);
            border: var(--border-width) solid var(--gray-200);
            border-radius: var(--border-radius-lg);
            text-align: center;
            transition: all 0.2s ease;
        }

        .connection-item:hover {
            border-color: var(--primary-color);
            box-shadow: var(--shadow-sm);
        }

        .connection-item .connection-avatar {
            width: 60px;
            height: 60px;
            margin: 0 auto var(--spacing-md);
            font-size: var(--font-size-lg);
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .social-container {
                grid-template-columns: 1fr;
                grid-template-rows: auto 1fr;
            }
            
            .social-sidebar {
                order: 2;
                margin-top: var(--spacing-lg);
            }
            
            .composer-actions {
                flex-wrap: wrap;
            }
            
            .composer-actions button {
                flex: none;
                min-width: 45%;
            }
            
            .post-interactions {
                gap: var(--spacing-md);
            }
            
            .modal-content {
                width: 95%;
                margin: var(--spacing-md);
            }
            
            .connections-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 480px) {
            .post-header {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-sm);
            }
            
            .post-actions {
                flex-direction: column;
                gap: var(--spacing-sm);
                align-items: flex-start;
            }
            
            .composer-actions button {
                flex: 1;
                min-width: auto;
            }
        }


        /* Notifications Module Styles */
        .notification-filters {
            background: white;
            padding: var(--spacing-lg);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            margin-bottom: var(--spacing-lg);
        }

        .filter-tabs {
            display: flex;
            gap: var(--spacing-xs);
            margin-bottom: var(--spacing-lg);
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .filter-tabs::-webkit-scrollbar {
            display: none;
        }

        .filter-tab {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            padding: var(--spacing-md) var(--spacing-lg);
            background: var(--gray-100);
            border: 2px solid transparent;
            border-radius: var(--border-radius);
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
            font-size: var(--font-size-sm);
            color: var(--gray-600);
        }

        .filter-tab:hover {
            background: var(--gray-200);
            border-color: var(--gray-300);
        }

        .filter-tab.active {
            background: var(--primary-color);
            color: white;
            border-color: var(--primary-dark);
        }

        .filter-count {
            background: rgba(255, 255, 255, 0.2);
            color: inherit;
            padding: 2px 8px;
            border-radius: 12px;
            font-size: var(--font-size-xs);
            font-weight: 600;
            min-width: 20px;
            text-align: center;
        }

        .filter-tab.active .filter-count {
            background: rgba(255, 255, 255, 0.3);
        }

        .notification-search {
            border-top: 2px solid var(--gray-200);
            padding-top: var(--spacing-lg);
        }

        .search-input-container {
            position: relative;
            display: flex;
            align-items: center;
        }

        .search-input-container i {
            position: absolute;
            left: var(--spacing-md);
            color: var(--gray-500);
            z-index: 1;
        }

        .search-input-container input {
            flex: 1;
            padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) calc(var(--spacing-md) + 24px);
            border: 2px solid var(--gray-300);
            border-radius: var(--border-radius-lg);
            font-size: var(--font-size-base);
            outline: none;
        }

        .search-input-container input:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(0, 115, 167, 0.1);
        }

        .clear-search-btn {
            position: absolute;
            right: var(--spacing-md);
            background: none;
            border: none;
            color: var(--gray-500);
            cursor: pointer;
            padding: var(--spacing-xs);
            border-radius: 50%;
            transition: all 0.2s ease;
        }

        .clear-search-btn:hover {
            background: var(--gray-100);
            color: var(--gray-700);
        }

        /* Notification Settings */
        .notification-settings {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            margin-bottom: var(--spacing-lg);
        }

        .notification-settings h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-lg) 0;
            text-align: center;
        }

        .settings-grid {
            display: grid;
            gap: var(--spacing-lg);
        }

        .setting-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: var(--spacing-lg);
            border: var(--border-width) solid var(--gray-200);
            border-radius: var(--border-radius-lg);
            transition: all 0.2s ease;
        }

        .setting-item:hover {
            border-color: var(--primary-color);
            box-shadow: var(--shadow-sm);
        }

        .setting-info h4 {
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-xs) 0;
        }

        .setting-info p {
            font-size: var(--font-size-sm);
            color: var(--gray-600);
            margin: 0;
            line-height: 1.4;
        }

        /* Toggle Switch */
        .toggle-switch {
            position: relative;
            display: inline-block;
            width: 50px;
            height: 26px;
        }

        .toggle-switch input {
            opacity: 0;
            width: 0;
            height: 0;
        }

        .toggle-slider {
            position: absolute;
            cursor: pointer;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: var(--gray-400);
            transition: 0.3s;
            border-radius: 26px;
        }

        .toggle-slider:before {
            position: absolute;
            content: "";
            height: 20px;
            width: 20px;
            left: 3px;
            bottom: 3px;
            background-color: white;
            transition: 0.3s;
            border-radius: 50%;
        }

        .toggle-switch input:checked + .toggle-slider {
            background-color: var(--primary-color);
        }

        .toggle-switch input:checked + .toggle-slider:before {
            transform: translateX(24px);
        }

        /* Notifications Container */
        .notifications-container {
            background: white;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            margin-bottom: var(--spacing-lg);
            overflow: hidden;
        }

        .notifications-list {
            max-height: 600px;
            overflow-y: auto;
        }

        .notification-item {
            display: flex;
            align-items: flex-start;
            gap: var(--spacing-md);
            padding: var(--spacing-lg);
            border-bottom: var(--border-width) solid var(--gray-200);
            transition: all 0.2s ease;
            cursor: pointer;
            position: relative;
        }

        .notification-item:last-child {
            border-bottom: none;
        }

        .notification-item:hover {
            background: var(--gray-50);
        }

        .notification-item.unread {
            background: var(--primary-light);
            border-left: 4px solid var(--primary-color);
        }

        .notification-item.unread::after {
            content: '';
            position: absolute;
            top: var(--spacing-lg);
            right: var(--spacing-lg);
            width: 8px;
            height: 8px;
            background: var(--primary-color);
            border-radius: 50%;
        }

        .notification-icon {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--font-size-lg);
            color: white;
            flex-shrink: 0;
        }

        .notification-icon.validation {
            background: var(--success-color);
        }

        .notification-icon.collaboration {
            background: var(--info-color);
        }

        .notification-icon.system {
            background: var(--gray-500);
        }

        .notification-icon.connection {
            background: var(--secondary-color);
        }

        .notification-icon.appointment {
            background: var(--warning-color);
        }

        .notification-icon.update {
            background: var(--primary-color);
        }

        .notification-content {
            flex: 1;
            min-width: 0;
        }

        .notification-title {
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-xs) 0;
            line-height: 1.3;
        }

        .notification-message {
            font-size: var(--font-size-sm);
            color: var(--gray-600);
            line-height: 1.4;
            margin: 0 0 var(--spacing-sm) 0;
        }

        .notification-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: var(--font-size-xs);
            color: var(--gray-500);
        }

        .notification-time {
            font-weight: 500;
        }

        .notification-actions {
            display: flex;
            gap: var(--spacing-sm);
        }

        .notification-action {
            padding: var(--spacing-xs) var(--spacing-sm);
            background: none;
            border: var(--border-width) solid var(--gray-300);
            border-radius: var(--border-radius-sm);
            color: var(--gray-600);
            cursor: pointer;
            transition: all 0.2s ease;
            font-size: var(--font-size-xs);
        }

        .notification-action:hover {
            background: var(--gray-100);
            border-color: var(--gray-400);
        }

        .notification-action.primary {
            background: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
        }

        .notification-action.primary:hover {
            background: var(--primary-dark);
        }

        /* Empty State */
        .notifications-empty {
            text-align: center;
            padding: var(--spacing-xxl);
            color: var(--gray-500);
        }

        .empty-illustration {
            font-size: 4rem;
            color: var(--gray-400);
            margin-bottom: var(--spacing-lg);
        }

        .notifications-empty h3 {
            font-size: var(--font-size-lg);
            color: var(--gray-600);
            margin: 0 0 var(--spacing-md) 0;
        }

        .notifications-empty p {
            color: var(--gray-500);
            margin: 0;
        }

        /* Load More */
        .load-more-notifications {
            text-align: center;
            padding: var(--spacing-lg);
            border-top: 2px solid var(--gray-200);
        }

        /* Notification Stats */
        .notification-stats {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: var(--spacing-lg);
        }

        .stat-card {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            padding: var(--spacing-lg);
            border: var(--border-width) solid var(--gray-200);
            border-radius: var(--border-radius-lg);
            transition: all 0.2s ease;
        }

        .stat-card:hover {
            border-color: var(--primary-color);
            box-shadow: var(--shadow-sm);
        }

        .stat-icon {
            width: 50px;
            height: 50px;
            border-radius: var(--border-radius-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--font-size-xl);
            color: white;
        }

        .stat-icon.validation {
            background: var(--success-color);
        }

        .stat-icon.collaboration {
            background: var(--info-color);
        }

        .stat-icon.system {
            background: var(--gray-500);
        }

        .stat-icon.total {
            background: var(--primary-color);
        }

        .stat-info h4 {
            font-size: var(--font-size-xl);
            font-weight: 700;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-xs) 0;
        }

        .stat-info p {
            font-size: var(--font-size-sm);
            color: var(--gray-600);
            margin: 0;
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .filter-tabs {
                flex-wrap: wrap;
            }
            
            .notification-item {
                flex-direction: column;
                align-items: flex-start;
            }
            
            .notification-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-xs);
            }
            
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .setting-item {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-md);
            }
        }

        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            
            .notification-actions {
                width: 100%;
                justify-content: flex-start;
            }
            
            .module-header {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-md);
            }
            
            .header-actions {
                width: 100%;
                justify-content: flex-start;
                flex-wrap: wrap;
            }
        }

        /* Animation for new notifications */
        @keyframes notificationSlideIn {
            from {
                opacity: 0;
                transform: translateX(100%);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        .notification-item.new {
            animation: notificationSlideIn 0.5s ease;
        }

        /* ===== SISTEMA DE MENSAJERÍA - CHAT INTERNO ===== */

        .chat-container {
            display: grid;
            grid-template-columns: 320px 1fr auto;
            height: 70vh;
            gap: 0;
            background: white;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            border: var(--border-width) solid var(--gray-200);
        }

        /* ===== SIDEBAR DE CONVERSACIONES ===== */
        .chat-sidebar {
            background: var(--gray-50);
            border-right: var(--border-width) solid var(--gray-200);
            display: flex;
            flex-direction: column;
            overflow: hidden;
        }

        .chat-search {
            padding: var(--spacing-lg);
            border-bottom: var(--border-width) solid var(--gray-200);
        }

        .search-container {
            position: relative;
            display: flex;
            align-items: center;
        }

        .search-container i {
            position: absolute;
            left: var(--spacing-md);
            color: var(--gray-500);
            z-index: 1;
        }

        .search-container input {
            width: 100%;
            padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 40px;
            border: 2px solid var(--gray-300);
            border-radius: var(--border-radius);
            font-size: var(--font-size-sm);
            outline: none;
            transition: all 0.2s ease;
        }

        .search-container input:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(0, 115, 167, 0.1);
        }

        /* Filtros de Chat */
        .chat-filters {
            display: flex;
            padding: var(--spacing-md);
            gap: var(--spacing-xs);
            border-bottom: var(--border-width) solid var(--gray-200);
            overflow-x: auto;
        }

        .filter-btn {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            padding: var(--spacing-sm) var(--spacing-md);
            background: transparent;
            border: 2px solid var(--gray-300);
            border-radius: var(--border-radius);
            font-size: var(--font-size-xs);
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
            color: var(--gray-600);
        }

        .filter-btn:hover {
            background: var(--gray-100);
            border-color: var(--gray-400);
        }

        .filter-btn.active {
            background: var(--primary-color);
            border-color: var(--primary-color);
            color: white;
        }

        /* Lista de Conversaciones */
        .conversations-list {
            flex: 1;
            overflow-y: auto;
            padding: var(--spacing-sm);
        }

        .conversation-item {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            cursor: pointer;
            transition: all 0.2s ease;
            margin-bottom: var(--spacing-xs);
            position: relative;
        }

        .conversation-item:hover {
            background: var(--gray-100);
        }

        .conversation-item.active {
            background: var(--primary-light);
            border-left: 4px solid var(--primary-color);
        }

        .conversation-item.unread {
            background: linear-gradient(90deg, var(--info-light) 0%, transparent 100%);
        }

        .conversation-avatar {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: var(--primary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--font-size-lg);
            position: relative;
            flex-shrink: 0;
        }

        .conversation-avatar.online::after {
            content: '';
            position: absolute;
            bottom: 2px;
            right: 2px;
            width: 12px;
            height: 12px;
            background: var(--success-color);
            border: 2px solid white;
            border-radius: 50%;
        }

        .conversation-details {
            flex: 1;
            min-width: 0;
        }

        .conversation-name {
            font-weight: 600;
            font-size: var(--font-size-sm);
            color: var(--gray-800);
            margin: 0 0 var(--spacing-xs) 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .conversation-preview {
            font-size: var(--font-size-xs);
            color: var(--gray-600);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            margin: 0;
        }

        .conversation-meta {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            gap: var(--spacing-xs);
        }

        .conversation-time {
            font-size: var(--font-size-xs);
            color: var(--gray-500);
            white-space: nowrap;
        }

        .unread-badge {
            background: var(--primary-color);
            color: white;
            border-radius: 50%;
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--font-size-xs);
            font-weight: 600;
        }

        /* Contactos Sugeridos */
        .suggested-contacts {
            padding: var(--spacing-lg);
            border-top: var(--border-width) solid var(--gray-200);
            background: white;
        }

        .suggested-contacts h4 {
            margin: 0 0 var(--spacing-md) 0;
            font-size: var(--font-size-sm);
            color: var(--gray-700);
        }

        .contacts-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(60px, 1fr));
            gap: var(--spacing-sm);
        }

        .contact-suggestion {
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: var(--spacing-sm);
            border-radius: var(--border-radius);
            cursor: pointer;
            transition: all 0.2s ease;
            text-align: center;
        }

        .contact-suggestion:hover {
            background: var(--gray-100);
        }

        .contact-suggestion-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--secondary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--font-size-md);
            margin-bottom: var(--spacing-xs);
        }

        .contact-suggestion-name {
            font-size: var(--font-size-xs);
            color: var(--gray-700);
            font-weight: 500;
        }

        /* ===== ÁREA PRINCIPAL DE CHAT ===== */
        .chat-main-area {
            display: flex;
            flex-direction: column;
            background: white;
            position: relative;
        }

        /* Estado Vacío */
        .chat-empty-state {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            height: 100%;
            padding: var(--spacing-xl);
            text-align: center;
        }

        .chat-empty-state .empty-illustration {
            font-size: 4rem;
            color: var(--gray-400);
            margin-bottom: var(--spacing-lg);
        }

        .chat-empty-state h3 {
            color: var(--gray-700);
            margin-bottom: var(--spacing-md);
        }

        .chat-empty-state p {
            color: var(--gray-500);
            margin-bottom: var(--spacing-xl);
            max-width: 400px;
        }

        /* Conversación Activa */
        .active-conversation {
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        /* Header de Conversación */
        .conversation-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-lg);
            border-bottom: var(--border-width) solid var(--gray-200);
            background: var(--gray-50);
        }

        .contact-info {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
        }

        .contact-avatar {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--primary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--font-size-lg);
            position: relative;
        }

        .contact-details h4 {
            margin: 0 0 var(--spacing-xs) 0;
            color: var(--gray-800);
            font-size: var(--font-size-md);
        }

        .contact-status {
            font-size: var(--font-size-xs);
            color: var(--success-color);
            font-weight: 500;
        }

        .conversation-actions {
            display: flex;
            gap: var(--spacing-sm);
        }

        .action-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: transparent;
            border: 2px solid var(--gray-300);
            color: var(--gray-600);
            cursor: pointer;
            transition: all 0.2s ease;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .action-btn:hover {
            background: var(--primary-light);
            border-color: var(--primary-color);
            color: var(--primary-color);
        }

        /* Mensajes de Conversación */
        .conversation-messages {
            flex: 1;
            padding: var(--spacing-lg);
            overflow-y: auto;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }

        .message-group {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-xs);
        }

        .message-group.own {
            align-items: flex-end;
        }

        .message-item {
            display: flex;
            gap: var(--spacing-md);
            align-items: flex-start;
            max-width: 70%;
        }

        .message-item.own {
            flex-direction: row-reverse;
            align-self: flex-end;
        }

        .message-avatar {
            width: 35px;
            height: 35px;
            border-radius: 50%;
            background: var(--secondary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--font-size-sm);
            flex-shrink: 0;
        }

        .message-item.own .message-avatar {
            background: var(--primary-color);
        }

        .message-content {
            flex: 1;
        }

        .message-bubble {
            background: var(--gray-100);
            padding: var(--spacing-md) var(--spacing-lg);
            border-radius: 18px;
            margin-bottom: var(--spacing-xs);
            line-height: 1.4;
            font-size: var(--font-size-sm);
        }

        .message-item.own .message-bubble {
            background: var(--primary-color);
            color: white;
        }

        .message-info {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            font-size: var(--font-size-xs);
            color: var(--gray-500);
        }

        .message-item.own .message-info {
            justify-content: flex-end;
        }

        .message-time {
            font-size: var(--font-size-xs);
            color: var(--gray-500);
        }

        .message-status {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }

        /* Typing Indicator */
        .typing-indicator {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            padding: var(--spacing-md) var(--spacing-lg);
            font-size: var(--font-size-sm);
            color: var(--gray-600);
            background: var(--gray-50);
            border-radius: var(--border-radius);
            margin-bottom: var(--spacing-md);
        }

        .typing-avatar {
            width: 35px;
            height: 35px;
            border-radius: 50%;
            background: var(--gray-400);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--font-size-sm);
        }

        .typing-dots {
            display: flex;
            gap: var(--spacing-xs);
            margin-left: var(--spacing-sm);
        }

        .typing-dots span {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--gray-400);
            animation: typing 1.4s infinite ease-in-out;
        }

        .typing-dots span:nth-child(1) { animation-delay: 0s; }
        .typing-dots span:nth-child(2) { animation-delay: 0.2s; }
        .typing-dots span:nth-child(3) { animation-delay: 0.4s; }

        @keyframes typing {
            0%, 60%, 100% { transform: scale(1); opacity: 0.5; }
            30% { transform: scale(1.2); opacity: 1; }
        }

        /* ===== ÁREA DE ENTRADA DE MENSAJES ===== */
        .message-input-area {
            border-top: var(--border-width) solid var(--gray-200);
            background: white;
            padding: var(--spacing-lg);
        }

        /* Quick Reactions */
        .quick-reactions {
            display: flex;
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-md);
            justify-content: center;
        }

        .reaction-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--gray-100);
            border: 2px solid var(--gray-200);
            cursor: pointer;
            transition: all 0.2s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--font-size-lg);
        }

        .reaction-btn:hover {
            background: var(--primary-light);
            border-color: var(--primary-color);
            transform: scale(1.1);
        }

        /* Input Container */
        .input-container {
            display: flex;
            align-items: flex-end;
            gap: var(--spacing-sm);
            background: var(--gray-50);
            border-radius: var(--border-radius-lg);
            padding: var(--spacing-md);
            border: 2px solid var(--gray-200);
            transition: all 0.2s ease;
        }

        .input-container:focus-within {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(0, 115, 167, 0.1);
        }

        .input-action-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: transparent;
            border: none;
            color: var(--gray-500);
            cursor: pointer;
            transition: all 0.2s ease;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .input-action-btn:hover {
            background: var(--gray-200);
            color: var(--primary-color);
        }

        .message-input-wrapper {
            flex: 1;
            position: relative;
        }

        .message-input-wrapper textarea {
            width: 100%;
            min-height: 40px;
            max-height: 120px;
            padding: var(--spacing-md);
            border: none;
            background: transparent;
            resize: none;
            outline: none;
            font-family: inherit;
            font-size: var(--font-size-sm);
            line-height: 1.4;
        }

        .send-message-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary-color);
            border: none;
            color: white;
            cursor: pointer;
            transition: all 0.2s ease;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .send-message-btn:hover {
            background: var(--primary-dark);
            transform: scale(1.05);
        }

        .send-message-btn:disabled {
            background: var(--gray-400);
            cursor: not-allowed;
            transform: none;
        }

        /* Panel de Emojis */
        .emoji-panel {
            position: absolute;
            bottom: 100%;
            right: 0;
            width: 320px;
            height: 280px;
            background: white;
            border: var(--border-width) solid var(--gray-200);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-lg);
            z-index: 1000;
            display: flex;
            flex-direction: column;
        }

        .emoji-categories {
            display: flex;
            border-bottom: var(--border-width) solid var(--gray-200);
            padding: var(--spacing-sm);
        }

        .emoji-category {
            flex: 1;
            padding: var(--spacing-sm);
            background: transparent;
            border: none;
            cursor: pointer;
            border-radius: var(--border-radius);
            transition: all 0.2s ease;
            font-size: var(--font-size-lg);
        }

        .emoji-category:hover,
        .emoji-category.active {
            background: var(--primary-light);
        }

        .emoji-grid {
            flex: 1;
            display: grid;
            grid-template-columns: repeat(8, 1fr);
            gap: var(--spacing-xs);
            padding: var(--spacing-md);
            overflow-y: auto;
        }

        .emoji-item {
            width: 32px;
            height: 32px;
            border-radius: var(--border-radius);
            background: transparent;
            border: none;
            cursor: pointer;
            transition: all 0.2s ease;
            font-size: var(--font-size-lg);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .emoji-item:hover {
            background: var(--gray-100);
            transform: scale(1.2);
        }

        /* ===== PANEL DE INFORMACIÓN ===== */
        .conversation-info-panel {
            width: 300px;
            background: var(--gray-50);
            border-left: var(--border-width) solid var(--gray-200);
            display: flex;
            flex-direction: column;
        }

        .panel-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-lg);
            border-bottom: var(--border-width) solid var(--gray-200);
            background: white;
        }

        .panel-header h3 {
            margin: 0;
            font-size: var(--font-size-md);
            color: var(--gray-800);
        }

        .close-panel-btn {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: transparent;
            border: none;
            color: var(--gray-500);
            cursor: pointer;
            transition: all 0.2s ease;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .close-panel-btn:hover {
            background: var(--gray-200);
            color: var(--gray-700);
        }

        .panel-content {
            flex: 1;
            padding: var(--spacing-lg);
            overflow-y: auto;
        }

        .panel-content h4 {
            margin: 0 0 var(--spacing-md) 0;
            font-size: var(--font-size-sm);
            color: var(--gray-700);
            font-weight: 600;
        }

        .participants-section,
        .shared-files-section,
        .conversation-settings {
            margin-bottom: var(--spacing-xl);
        }

        .participant-item {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            margin-bottom: var(--spacing-sm);
        }

        .participant-item:hover {
            background: var(--gray-100);
        }

        .participant-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--font-size-md);
        }

        .participant-details h5 {
            margin: 0 0 var(--spacing-xs) 0;
            font-size: var(--font-size-sm);
            color: var(--gray-800);
        }

        .participant-role {
            font-size: var(--font-size-xs);
            color: var(--gray-600);
        }

        .setting-item {
            margin-bottom: var(--spacing-md);
        }

        .setting-item label {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            cursor: pointer;
            font-size: var(--font-size-sm);
            color: var(--gray-700);
        }

        /* ===== RESPONSIVE DESIGN ===== */
        @media (max-width: 1024px) {
            .chat-container {
                grid-template-columns: 280px 1fr;
            }
            
            .conversation-info-panel {
                display: none !important;
            }
        }

        @media (max-width: 768px) {
            .chat-container {
                grid-template-columns: 1fr;
                height: 80vh;
            }
            
            .chat-sidebar {
                display: none;
            }
            
            .chat-main-area {
                border-radius: 0;
            }
            
            .conversation-header {
                padding: var(--spacing-md);
            }
            
            .contact-info {
                gap: var(--spacing-sm);
            }
            
            .contact-avatar {
                width: 40px;
                height: 40px;
            }
            
            .conversation-actions {
                gap: var(--spacing-xs);
            }
            
            .action-btn {
                width: 35px;
                height: 35px;
                font-size: var(--font-size-sm);
            }
            
            .quick-reactions {
                flex-wrap: wrap;
            }
            
            .emoji-panel {
                width: 280px;
                height: 240px;
            }
        }

        /* ===== ANIMACIONES Y EFECTOS ===== */
        .conversation-item {
            animation: slideInLeft 0.3s ease;
        }

        @keyframes slideInLeft {
            from {
                opacity: 0;
                transform: translateX(-20px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        .message-item {
            animation: messageAppear 0.3s ease;
        }

        @keyframes messageAppear {
            from {
                opacity: 0;
                transform: translateY(10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Estado de carga */
        .loading-messages {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: var(--spacing-xl);
            color: var(--gray-500);
        }

        .loading-spinner {
            width: 20px;
            height: 20px;
            border: 2px solid var(--gray-300);
            border-top: 2px solid var(--primary-color);
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin-right: var(--spacing-md);
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        /* ===== REGLAS ADICIONALES PARA AGREGAR AL CSS EXISTENTE ===== */

        /* ===== REPOSITORY ===== */
        .repository-content {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: var(--spacing-xl);
        }

        .repository-sidebar {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            height: fit-content;
            position: sticky;
            top: calc(var(--header-height) + var(--nav-height) + var(--spacing-xl));
        }

        .filter-section h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-lg) 0;
            padding-bottom: var(--spacing-md);
            border-bottom: 2px solid var(--gray-200);
        }

        .filter-group {
            margin-bottom: var(--spacing-lg);
        }

        .filter-group h4 {
            font-size: var(--font-size-sm);
            font-weight: 600;
            color: var(--gray-700);
            margin: 0 0 var(--spacing-sm) 0;
        }

        .filter-group label {
            display: block;
            margin-bottom: var(--spacing-sm);
            font-size: var(--font-size-sm);
            color: var(--gray-600);
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .filter-group input[type="checkbox"] {
            margin: 0;
            accent-color: var(--primary-color);
        }

        .repository-main {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-lg);
        }

        .repository-controls {
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: white;
            padding: var(--spacing-lg);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
        }

        .view-controls {
            display: flex;
            gap: var(--spacing-xs);
        }

        .view-btn {
            padding: var(--spacing-sm);
            border: var(--border-width) solid var(--gray-300);
            background: white;
            color: var(--gray-600);
            cursor: pointer;
            border-radius: var(--border-radius-sm);
            transition: all 0.2s ease;
        }

        .view-btn:first-child {
            border-top-right-radius: 0;
            border-bottom-right-radius: 0;
        }

        .view-btn:last-child {
            border-top-left-radius: 0;
            border-bottom-left-radius: 0;
            border-left: none;
        }

        .view-btn.active {
            background: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
        }

        .sort-controls select {
            padding: var(--spacing-sm) var(--spacing-md);
            border: var(--border-width) solid var(--gray-300);
            border-radius: var(--border-radius);
            background: white;
            color: var(--gray-700);
            font-size: var(--font-size-sm);
            cursor: pointer;
        }

        /* ===== SEARCH BOX ===== */
        .search-box {
            position: relative;
            display: flex;
            align-items: center;
        }

        .search-box i {
            position: absolute;
            left: var(--spacing-md);
            color: var(--gray-500);
            z-index: 1;
        }

        .search-box input {
            padding: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) calc(var(--spacing-md) + 24px);
            border: var(--border-width) solid var(--gray-300);
            border-radius: var(--border-radius);
            background: white;
            color: var(--gray-700);
            font-size: var(--font-size-sm);
            min-width: 300px;
        }

        .search-box input:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(0, 115, 167, 0.1);
        }

        /* ===== STUDIES GRID ===== */
        .studies-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
            gap: var(--spacing-lg);
        }

        .study-card {
            background: white;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            overflow: hidden;
            transition: all 0.2s ease;
        }

        .study-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .study-card.featured {
            border-color: var(--primary-color);
            border-width: 2px;
        }

        .study-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            padding: var(--spacing-lg);
            padding-bottom: var(--spacing-md);
        }

        .study-badges {
            display: flex;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
        }

        .badge {
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius-sm);
            font-size: var(--font-size-xs);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .badge.validated {
            background: rgba(40, 167, 69, 0.1);
            color: var(--success-color);
        }

        .badge.review {
            background: rgba(255, 193, 7, 0.1);
            color: var(--warning-color);
        }

        .badge.atlas {
            background: rgba(0, 115, 167, 0.1);
            color: var(--primary-color);
        }

        .badge.lokomat {
            background: rgba(255, 107, 53, 0.1);
            color: var(--secondary-color);
        }

        .badge.hal {
            background: rgba(108, 117, 125, 0.1);
            color: var(--gray-600);
        }

        .study-actions {
            display: flex;
            gap: var(--spacing-xs);
        }

        .study-content {
            padding: 0 var(--spacing-lg) var(--spacing-lg);
        }

        .study-content h3 {
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-sm) 0;
            line-height: 1.4;
        }

        .study-authors {
            font-size: var(--font-size-sm);
            color: var(--primary-color);
            font-weight: 500;
            margin: 0 0 var(--spacing-sm) 0;
        }

        .study-excerpt {
            font-size: var(--font-size-sm);
            color: var(--gray-600);
            line-height: 1.5;
            margin: 0 0 var(--spacing-md) 0;
        }

        .study-meta {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-md);
            font-size: var(--font-size-xs);
            color: var(--gray-500);
        }

        .study-meta span {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }

        .study-footer {
            padding: var(--spacing-lg);
            padding-top: var(--spacing-md);
            border-top: var(--border-width) solid var(--gray-200);
            display: flex;
            gap: var(--spacing-sm);
        }

        .study-footer .btn-primary,
        .study-footer .btn-secondary {
            flex: 1;
            justify-content: center;
            font-size: var(--font-size-xs);
            padding: var(--spacing-sm);
        }

        /* ===== PAGINATION ===== */
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: var(--spacing-sm);
            margin-top: var(--spacing-xl);
        }

        .page-btn {
            padding: var(--spacing-sm) var(--spacing-md);
            border: var(--border-width) solid var(--gray-300);
            background: white;
            color: var(--gray-600);
            cursor: pointer;
            border-radius: var(--border-radius-sm);
            transition: all 0.2s ease;
            min-width: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .page-btn:hover:not(:disabled) {
            background: var(--gray-100);
            color: var(--gray-800);
        }

        .page-btn.active {
            background: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
        }

        .page-btn:disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }

        /* ===== COMMUNITY ===== */
        .community-stats {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-xl);
        }

        .stat-card {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            text-align: center;
        }

        .stat-card h3 {
            font-size: var(--font-size-xxl);
            font-weight: 700;
            color: var(--primary-color);
            margin: 0 0 var(--spacing-xs) 0;
        }

        .stat-card p {
            color: var(--gray-600);
            margin: 0;
            font-size: var(--font-size-sm);
        }

        .community-tabs {
            display: flex;
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-xl);
            background: white;
            padding: var(--spacing-sm);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
        }

        .tab-btn {
            padding: var(--spacing-md) var(--spacing-lg);
            border: none;
            background: none;
            color: var(--gray-600);
            cursor: pointer;
            border-radius: var(--border-radius);
            font-size: var(--font-size-sm);
            font-weight: 500;
            transition: all 0.2s ease;
            flex: 1;
            text-align: center;
        }

        .tab-btn:hover {
            background: var(--gray-100);
            color: var(--gray-800);
        }

        .tab-btn.active {
            background: var(--primary-color);
            color: white;
        }

        .tab-content {
            display: none;
        }

        .tab-content.active {
            display: block;
        }

        /* ===== DISCUSSIONS ===== */
        .discussions-list {
            background: white;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            overflow: hidden;
        }

        .discussion-item {
            padding: var(--spacing-xl);
            border-bottom: var(--border-width) solid var(--gray-200);
            transition: background 0.2s ease;
        }

        .discussion-item:last-child {
            border-bottom: none;
        }

        .discussion-item:hover {
            background: var(--gray-50);
        }

        .discussion-meta {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            margin-bottom: var(--spacing-md);
        }

        .user-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-size: var(--font-size-sm);
            flex-shrink: 0;
        }

        .discussion-info {
            flex: 1;
        }

        .discussion-info h4 {
            font-size: var(--font-size-sm);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-xs) 0;
        }

        .discussion-info span {
            font-size: var(--font-size-xs);
            color: var(--gray-500);
        }

        .discussion-stats {
            display: flex;
            gap: var(--spacing-md);
            font-size: var(--font-size-xs);
            color: var(--gray-500);
        }

        .discussion-stats span {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }

        .discussion-content h3 {
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-sm) 0;
        }

        .discussion-content p {
            color: var(--gray-600);
            line-height: 1.5;
            margin: 0 0 var(--spacing-md) 0;
        }

        .discussion-tags {
            display: flex;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
        }

        .tag {
            background: var(--gray-100);
            color: var(--gray-600);
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius-sm);
            font-size: var(--font-size-xs);
            font-weight: 500;
        }

        /* ===== EXPERTS GRID ===== */
        .experts-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: var(--spacing-lg);
        }

        .expert-card {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            transition: all 0.2s ease;
        }

        .expert-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .expert-header {
            display: flex;
            align-items: center;
            margin-bottom: var(--spacing-lg);
            position: relative;
        }

        .expert-header .expert-avatar {
            width: 64px;
            height: 64px;
            font-size: var(--font-size-lg);
        }

        .expert-status {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            position: absolute;
            bottom: 4px;
            right: 4px;
            border: 2px solid white;
        }

        .expert-status.online {
            background: var(--success-color);
        }

        .expert-status.away {
            background: var(--warning-color);
        }

        .expert-info h3 {
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-xs) 0;
        }

        .expert-info p {
            color: var(--gray-600);
            font-size: var(--font-size-sm);
            margin: 0 0 var(--spacing-md) 0;
        }

        .expert-specialties {
            display: flex;
            gap: var(--spacing-xs);
            flex-wrap: wrap;
            margin-bottom: var(--spacing-md);
        }

        .expert-specialties span {
            background: var(--primary-light);
            color: var(--primary-color);
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius-sm);
            font-size: var(--font-size-xs);
            font-weight: 500;
        }

        .expert-stats {
            font-size: var(--font-size-xs);
            color: var(--gray-500);
        }

        .expert-stats span {
            display: block;
            margin-bottom: var(--spacing-xs);
        }

        /* ===== VALIDATION ===== */
        .validation-stats {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-xl);
        }

        .stat-item {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            text-align: center;
        }

        .stat-item h3 {
            font-size: var(--font-size-xxl);
            font-weight: 700;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-xs) 0;
        }

        .stat-item p {
            color: var(--gray-600);
            margin: 0 0 var(--spacing-xs) 0;
            font-size: var(--font-size-sm);
        }

        .trend {
            font-size: var(--font-size-xs);
            font-weight: 600;
            padding: 2px 6px;
            border-radius: 12px;
        }

        .trend.positive {
            background: rgba(40, 167, 69, 0.1);
            color: var(--success-color);
        }

        .trend.negative {
            background: rgba(220, 53, 69, 0.1);
            color: var(--danger-color);
        }

        .trend.neutral {
            background: rgba(108, 117, 125, 0.1);
            color: var(--gray-600);
        }

        .validation-queue {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
        }

        .validation-queue h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-lg) 0;
            padding-bottom: var(--spacing-md);
            border-bottom: 2px solid var(--gray-200);
        }

        .validation-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-lg);
        }

        .validation-item {
            padding: var(--spacing-lg);
            border: var(--border-width) solid var(--gray-200);
            border-radius: var(--border-radius-lg);
            transition: all 0.2s ease;
        }

        .validation-item:hover {
            border-color: var(--primary-color);
            box-shadow: var(--shadow-sm);
        }

        .validation-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: var(--spacing-md);
        }

        .validation-info h4 {
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-xs) 0;
        }

        .validation-info p {
            color: var(--gray-600);
            font-size: var(--font-size-sm);
            margin: 0;
        }

        .validation-status {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius-sm);
            font-size: var(--font-size-xs);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .validation-status.pending {
            background: rgba(255, 193, 7, 0.1);
            color: var(--warning-color);
        }

        .validation-status.in-review {
            background: rgba(23, 162, 184, 0.1);
            color: var(--info-color);
        }

        .validation-status.validated {
            background: rgba(40, 167, 69, 0.1);
            color: var(--success-color);
        }

        .validation-meta {
            display: flex;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-md);
            font-size: var(--font-size-xs);
            color: var(--gray-500);
        }

        .validation-meta span {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }

        .validation-progress {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
        }

        .progress-bar {
            flex: 1;
            height: 8px;
            background: var(--gray-200);
            border-radius: 4px;
            overflow: hidden;
        }

        .progress-fill {
            height: 100%;
            background: var(--primary-color);
            transition: width 0.3s ease;
        }

        .validation-progress span {
            font-size: var(--font-size-xs);
            color: var(--gray-600);
            font-weight: 500;
            white-space: nowrap;
        }

        .validation-seal {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            color: var(--success-color);
            font-size: var(--font-size-xs);
            font-weight: 600;
        }

        /* ===== SEARCH AI ===== */
        .search-content {
            max-width: 800px;
            margin: 0 auto;
        }

        .ai-search-box {
            background: white;
            padding: var(--spacing-xxl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            margin-bottom: var(--spacing-xl);
            text-align: center;
        }

        .search-input-container {
            position: relative;
            display: flex;
            align-items: center;
            margin-bottom: var(--spacing-md);
        }

        .search-input-container i {
            position: absolute;
            left: var(--spacing-lg);
            font-size: var(--font-size-lg);
            color: var(--primary-color);
            z-index: 1;
        }

        .search-input-container input {
            flex: 1;
            padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-lg) calc(var(--spacing-lg) + 32px);
            border: 2px solid var(--gray-300);
            border-radius: var(--border-radius-lg);
            font-size: var(--font-size-base);
            background: white;
            color: var(--gray-700);
        }

        .search-input-container input:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 4px rgba(0, 115, 167, 0.1);
        }

        .search-btn {
            position: absolute;
            right: var(--spacing-sm);
            padding: var(--spacing-md);
            background: var(--primary-color);
            color: white;
            border: none;
            border-radius: var(--border-radius);
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .search-btn:hover {
            background: var(--primary-dark);
        }

        .search-help {
            color: var(--gray-500);
            font-size: var(--font-size-sm);
            margin: 0;
        }

        .search-suggestions {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            margin-bottom: var(--spacing-xl);
        }

        .search-suggestions h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-lg) 0;
            text-align: center;
        }

        .suggestions-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: var(--spacing-md);
        }

        .suggestion-item {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            padding: var(--spacing-lg);
            border: var(--border-width) solid var(--gray-200);
            border-radius: var(--border-radius-lg);
            background: white;
            cursor: pointer;
            transition: all 0.2s ease;
            text-align: left;
        }

        .suggestion-item:hover {
            border-color: var(--primary-color);
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .suggestion-item i {
            font-size: var(--font-size-lg);
            color: var(--primary-color);
        }

        .suggestion-item span {
            font-size: var(--font-size-sm);
            font-weight: 500;
            color: var(--gray-700);
        }

        /* ===== SEARCH RESULTS ===== */
        .search-results {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            margin-bottom: var(--spacing-xl);
        }

        .results-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: var(--spacing-lg);
            padding-bottom: var(--spacing-md);
            border-bottom: 2px solid var(--gray-200);
        }

        .results-header h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0;
        }

        .results-count {
            font-size: var(--font-size-sm);
            color: var(--gray-500);
        }

        .ai-response {
            margin-bottom: var(--spacing-lg);
        }

        .response-content {
            background: var(--gray-50);
            padding: var(--spacing-lg);
            border-radius: var(--border-radius);
            border-left: 4px solid var(--primary-color);
            margin-bottom: var(--spacing-lg);
            line-height: 1.6;
            color: var(--gray-700);
        }

        .response-sources h4 {
            font-size: var(--font-size-sm);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-sm) 0;
        }

        .sources-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .source-item {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            padding: var(--spacing-sm);
            background: var(--gray-50);
            border-radius: var(--border-radius);
            font-size: var(--font-size-sm);
            color: var(--gray-600);
        }

        .source-item i {
            color: var(--primary-color);
        }

        /* ===== RECENT SEARCHES ===== */
        .recent-searches {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
        }

        .recent-searches h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-lg) 0;
            padding-bottom: var(--spacing-md);
            border-bottom: 2px solid var(--gray-200);
        }

        .recent-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .recent-item {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            transition: background 0.2s ease;
            cursor: pointer;
        }

        .recent-item:hover {
            background: var(--gray-50);
        }

        .recent-item i {
            color: var(--gray-400);
            font-size: var(--font-size-sm);
        }

        .recent-item span:first-of-type {
            flex: 1;
            font-size: var(--font-size-sm);
            color: var(--gray-700);
        }

        .recent-time {
            font-size: var(--font-size-xs);
            color: var(--gray-500);
        }

        /* ===== DEVICES ===== */
        .devices-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: var(--spacing-xl);
            margin-bottom: var(--spacing-xl);
        }

        .device-card {
            background: white;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            overflow: hidden;
            transition: all 0.2s ease;
        }

        .device-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .device-card.featured {
            border-color: var(--primary-color);
            border-width: 2px;
        }

        .device-image {
            position: relative;
            height: 160px;
            background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .device-placeholder {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: var(--spacing-sm);
            color: var(--gray-600);
            text-align: center;
        }

        .device-placeholder i {
            font-size: 48px;
        }

        .device-placeholder span {
            font-size: var(--font-size-lg);
            font-weight: 600;
        }

        .device-placeholder.lokomat {
            color: var(--secondary-color);
        }

        .device-placeholder.hal {
            color: var(--gray-600);
        }

        .device-rating {
            position: absolute;
            top: var(--spacing-md);
            right: var(--spacing-md);
            background: rgba(255, 255, 255, 0.95);
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius);
            font-size: var(--font-size-sm);
            font-weight: 600;
            color: var(--warning-color);
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            backdrop-filter: blur(4px);
        }

        .device-info {
            padding: var(--spacing-xl);
        }

        .device-header {
            margin-bottom: var(--spacing-md);
        }

        .device-header h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-xs) 0;
        }

        .device-category {
            font-size: var(--font-size-sm);
            color: var(--gray-500);
            font-weight: 500;
        }

        .device-manufacturer {
            margin-bottom: var(--spacing-md);
            padding-bottom: var(--spacing-md);
            border-bottom: var(--border-width) solid var(--gray-200);
        }

        .device-manufacturer strong {
            display: block;
            font-size: var(--font-size-sm);
            font-weight: 600;
            color: var(--gray-800);
        }

        .device-manufacturer span {
            font-size: var(--font-size-xs);
            color: var(--gray-500);
        }

        .device-specs {
            display: flex;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-md);
        }

        .spec-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: var(--spacing-xs);
            font-size: var(--font-size-xs);
            color: var(--gray-600);
        }

        .spec-item i {
            font-size: var(--font-size-sm);
            color: var(--primary-color);
        }

        .device-stats {
            display: flex;
            justify-content: space-between;
            margin-bottom: var(--spacing-lg);
        }

        .stat {
            text-align: center;
        }

        .stat-number {
            display: block;
            font-size: var(--font-size-base);
            font-weight: 700;
            color: var(--primary-color);
        }

        .stat-label {
            font-size: var(--font-size-xs);
            color: var(--gray-500);
        }

        .device-actions {
            display: flex;
            gap: var(--spacing-sm);
            padding: var(--spacing-lg);
            padding-top: 0;
        }

        .device-actions .btn-primary,
        .device-actions .btn-secondary {
            flex: 1;
            justify-content: center;
            font-size: var(--font-size-sm);
        }

        /* ===== COMPARISON TABLE ===== */
        .comparison-table {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
            overflow-x: auto;
        }

        .comparison-table h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-lg) 0;
            text-align: center;
        }

        .comparison-table table {
            width: 100%;
            border-collapse: collapse;
        }

        .comparison-table th,
        .comparison-table td {
            padding: var(--spacing-md);
            text-align: left;
            border-bottom: var(--border-width) solid var(--gray-200);
        }

        .comparison-table th {
            background: var(--gray-50);
            font-weight: 600;
            color: var(--gray-800);
            font-size: var(--font-size-sm);
        }

        .comparison-table td {
            font-size: var(--font-size-sm);
            color: var(--gray-700);
        }

        /* ===== ANALYTICS ===== */
        .analytics-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: var(--spacing-xl);
        }

        .analytics-card {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
        }

        .analytics-card h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-lg) 0;
            text-align: center;
        }

        /* ===== CHART PLACEHOLDERS ===== */
        .chart-placeholder {
            height: 200px;
            display: flex;
            align-items: end;
            gap: var(--spacing-md);
            padding: var(--spacing-md);
        }

        .chart-bar {
            flex: 1;
            background: var(--primary-color);
            border-radius: var(--border-radius-sm) var(--border-radius-sm) 0 0;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            align-items: center;
            padding: var(--spacing-sm);
            color: white;
            font-size: var(--font-size-xs);
            font-weight: 600;
            min-height: 40px;
            transition: all 0.2s ease;
        }

        .chart-bar:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
        }

        .chart-bar span:first-child {
            margin-top: auto;
        }

        .line-chart-placeholder {
            height: 200px;
            position: relative;
            background: var(--gray-50);
            border-radius: var(--border-radius);
            overflow: hidden;
        }

        .chart-line {
            position: relative;
            height: 100%;
        }

        .point {
            position: absolute;
            width: 8px;
            height: 8px;
            background: var(--primary-color);
            border-radius: 50%;
            border: 2px solid white;
            box-shadow: var(--shadow-sm);
        }

        .pie-chart-placeholder {
            height: 200px;
            border-radius: 50%;
            background: conic-gradient(
                var(--primary-color) 0deg 198deg,
                var(--secondary-color) 198deg 288deg,
                var(--success-color) 288deg 342deg,
                var(--gray-400) 342deg 360deg
            );
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 600;
            position: relative;
        }

        .pie-segment {
            position: absolute;
            color: white;
            font-size: var(--font-size-xs);
            font-weight: 600;
        }

        .metrics-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }

        .metric-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: var(--spacing-md);
            background: var(--gray-50);
            border-radius: var(--border-radius);
        }

        .metric-label {
            font-size: var(--font-size-sm);
            color: var(--gray-600);
        }

        .metric-value {
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--gray-800);
        }

        .metric-change {
            font-size: var(--font-size-xs);
            font-weight: 600;
            padding: 2px 6px;
            border-radius: 12px;
        }

        .metric-change.positive {
            background: rgba(40, 167, 69, 0.1);
            color: var(--success-color);
        }

        .metric-change.positive::before {
            content: "↗";
        }

        /* ===== PARAMETERS MODULE - MEJORADO ===== */
        .parameters-content {
            display: flex !important;
            flex-direction: column;
            gap: var(--spacing-xl);
            opacity: 1 !important;
            padding-top: 0;
        }

        /* Estado vacío mejorado */
        .no-selection {
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 500px;
            background: white;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            margin: var(--spacing-xl) 0;
        }

        .quick-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-xl);
            margin-top: var(--spacing-xl);
            padding-top: var(--spacing-xl);
            border-top: 1px solid var(--gray-200);
        }

        .quick-stat {
            text-align: center;
        }

        .quick-stat .stat-number {
            font-size: var(--font-size-xl);
            font-weight: 700;
            color: var(--primary-color);
            display: block;
            margin-bottom: var(--spacing-xs);
        }

        .quick-stat .stat-label {
            font-size: var(--font-size-sm);
            color: var(--gray-600);
        }

        /* Header del paciente expandido */
        .patient-header-card {
            background: linear-gradient(135deg, white, var(--gray-50));
            padding: var(--spacing-xxl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-md);
            border: var(--border-width) solid var(--gray-200);
            margin-bottom: var(--spacing-xl);
            display: flex;
            align-items: center;
            gap: var(--spacing-xl);
        }

        .patient-avatar-large {
            width: 100px;
            height: 100px;
            background: var(--primary-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 2.5rem;
            box-shadow: var(--shadow-lg);
            flex-shrink: 0;
        }

        .patient-info-detailed {
            flex: 1;
        }

        .patient-info-detailed h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-md) 0;
        }

        .patient-meta-detailed {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: var(--spacing-md);
            margin-bottom: var(--spacing-lg);
        }

        .meta-item {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            font-size: var(--font-size-sm);
            color: var(--gray-600);
        }

        .meta-item i {
            color: var(--primary-color);
            width: 16px;
        }

        .patient-status-advanced {
            display: flex;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
        }

        .status-badge,
        .gmfcs-badge,
        .macs-badge {
            padding: var(--spacing-xs) var(--spacing-md);
            border-radius: var(--border-radius);
            font-size: var(--font-size-xs);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .status-badge.active {
            background: rgba(40, 167, 69, 0.1);
            color: var(--success-color);
        }

        .gmfcs-badge {
            background: rgba(0, 115, 167, 0.1);
            color: var(--primary-color);
        }

        .macs-badge {
            background: rgba(255, 107, 53, 0.1);
            color: var(--secondary-color);
        }

        .patient-progress-summary {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .progress-circle {
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: conic-gradient(var(--success-color) 0deg 280deg, var(--gray-200) 280deg 360deg);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .progress-circle::before {
            content: '';
            position: absolute;
            width: 80px;
            height: 80px;
            background: white;
            border-radius: 50%;
        }

        .progress-text {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--gray-800);
            z-index: 1;
        }

        .progress-label {
            font-size: var(--font-size-xs);
            color: var(--gray-600);
            z-index: 1;
        }

        /* Overview clínico */
        .clinical-overview {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-xl);
            margin-bottom: var(--spacing-xl);
        }

        .current-session-card,
        .devices-history-card {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
        }

        .current-session-card h3,
        .devices-history-card h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-lg) 0;
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .session-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-md);
        }

        .session-param {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-xs);
        }

        .session-param label {
            font-size: var(--font-size-xs);
            color: var(--gray-500);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .session-param span {
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--gray-800);
        }

        .status-active {
            color: var(--success-color);
        }

        /* KPIs avanzados */
        .kpis-section {
            margin-bottom: var(--spacing-xl);
        }

        .kpis-section h3 {
            font-size: var(--font-size-xl);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-lg) 0;
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .kpis-advanced-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: var(--spacing-lg);
        }

        /* Sección de evolución expandida */
        .evolution-section {
            margin-bottom: var(--spacing-xl);
        }

        .evolution-section h3 {
            font-size: var(--font-size-xl);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0 0 var(--spacing-lg) 0;
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .charts-tabs {
            display: flex;
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-xl);
            background: white;
            padding: var(--spacing-sm);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
        }

        .chart-tab {
            padding: var(--spacing-md) var(--spacing-lg);
            border: none;
            background: none;
            color: var(--gray-600);
            cursor: pointer;
            border-radius: var(--border-radius);
            font-size: var(--font-size-sm);
            font-weight: 500;
            transition: all 0.2s ease;
            flex: 1;
            text-align: center;
        }

        .chart-tab:hover {
            background: var(--gray-100);
            color: var(--gray-800);
        }

        .chart-tab.active {
            background: var(--primary-color);
            color: white;
        }

        .chart-tab-content {
            display: none;
        }

        .chart-tab-content.active {
            display: block;
        }

        .chart-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-xl);
            margin-bottom: var(--spacing-xl);
        }

        .advanced-chart-container {
            background: white;
            padding: var(--spacing-xl);
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-sm);
            border: var(--border-width) solid var(--gray-200);
        }

        .advanced-chart-container h4 {
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--gray-700);
            margin: 0 0 var(--spacing-md) 0;
            text-align: center;
        }

        .chart-controls {
            display: flex;
            justify-content: flex-end;
            margin-bottom: var(--spacing-md);
        }

        .chart-period {
            padding: var(--spacing-xs) var(--spacing-sm);
            border: var(--border-width) solid var(--gray-300);
            border-radius: var(--border-radius-sm);
            background: white;
            color: var(--gray-700);
            font-size: var(--font-size-xs);
            cursor: pointer;
        }

        .professional-chart {
            height: 200px;
            position: relative;
            background: linear-gradient(to top, #f8f9fa 0%, #ffffff 100%);
            border-radius: var(--border-radius);
            padding: var(--spacing-lg);
            border: 1px solid var(--gray-200);
        }

        .chart-insights {
            margin-top: var(--spacing-md);
            padding: var(--spacing-sm) var(--spacing-md);
            background: rgba(40, 167, 69, 0.05);
            border-radius: var(--border-radius);
            border-left: 3px solid var(--success-color);
        }

        .insight-positive {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            font-size: var(--font-size-sm);
            color: var(--success-color);
            font-weight: 600;
        }

        /* Selector de paciente */
        .patient-selector {
            padding: var(--spacing-sm) var(--spacing-md);
            border: var(--border-width) solid var(--gray-300);
            border-radius: var(--border-radius);
            background: white;
            color: var(--gray-700);
            font-size: var(--font-size-sm);
            cursor: pointer;
            min-width: 300px;
            margin-right: var(--spacing-md);
        }

        /* Timeline de dispositivos */
        .devices-timeline {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }

        /* ===== RESPONSIVE ADICIONAL ===== */
        @media (max-width: 768px) {
            .repository-content {
                grid-template-columns: 1fr;
            }
            
            .repository-sidebar {
                position: static;
            }
            
            .studies-grid {
                grid-template-columns: 1fr;
            }
            
            .devices-grid {
                grid-template-columns: 1fr;
            }
            
            .experts-grid {
                grid-template-columns: 1fr;
            }
            
            .analytics-grid {
                grid-template-columns: 1fr;
            }
            
            .clinical-overview {
                grid-template-columns: 1fr;
            }
            
            .chart-row {
                grid-template-columns: 1fr;
            }
            
            .patient-header-card {
                flex-direction: column;
                text-align: center;
            }
            
            .patient-meta-detailed {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 480px) {
            .validation-header {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-sm);
            }
            
            .validation-meta {
                flex-direction: column;
                gap: var(--spacing-sm);
            }
            
            .discussion-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-sm);
            }
            
            .suggestions-grid {
                grid-template-columns: 1fr;
            }
            
            .device-specs {
                justify-content: space-around;
            }
            
            .session-grid {
                grid-template-columns: 1fr;
            }
            
            .quick-stats {
                grid-template-columns: 1fr;
            }
        }

 
        /* ===== CSS ESPECÍFICO SOLO PARA EL MÓDULO DE SUBIDA ===== */

        /* IMPORTANTE: Solo mostrar cuando el módulo específico esté activo */
        #project-upload-module {
            display: none !important;
        }

        #project-upload-module.module.active {
            display: block !important;
        }

        /* Resto de estilos SOLO para dentro del módulo específico */
        #project-upload-module .upload-project-container {
            max-width: 900px;
            margin: 0 auto;
            padding: 2rem;
            background: white;
            border-radius: 12px;
        }

        #project-upload-module .upload-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 2rem;
            padding: 2rem;
            background: linear-gradient(135deg, #0073a7 0%, #6c757d 100%);
            border-radius: 12px;
            color: white;
        }

        #project-upload-module .upload-header h1 {
            margin: 0 0 0.5rem 0;
            font-size: 2rem;
            font-weight: 700;
            color: white;
        }

        #project-upload-module .upload-subtitle {
            margin: 0;
            opacity: 0.9;
            font-size: 1.1rem;
            line-height: 1.5;
            color: white;
        }

        #project-upload-module .upload-stats {
            display: flex;
            gap: 2rem;
        }

        #project-upload-module .stat-item {
            text-align: center;
            color: white;
        }

        #project-upload-module .stat-number {
            display: block;
            font-size: 2rem;
            font-weight: 700;
            line-height: 1;
            color: white;
        }

        #project-upload-module .stat-label {
            font-size: 0.9rem;
            opacity: 0.9;
            color: white;
        }

        #project-upload-module .step-indicator {
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 2rem;
            position: relative;
        }

        #project-upload-module .step-item {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: #e5e7eb;
            color: #6b7280;
            font-weight: 600;
            position: relative;
            z-index: 2;
        }

        #project-upload-module .step-item.active {
            background: #0073a7;
            color: white;
        }

        #project-upload-module .step-item:not(:last-child) {
            margin-right: 100px;
        }

        #project-upload-module .step {
            display: none;
        }

        #project-upload-module .step.active {
            display: block;
        }

        #project-upload-module .form-section {
            background: white;
            padding: 2rem;
            border-radius: 12px;
            border: 1px solid #e5e7eb;
            margin-bottom: 1.5rem;
            box-shadow: 0 2px 8px rgba(0,0,0,0.08);
        }

        #project-upload-module .section-header h2 {
            margin: 0 0 0.5rem 0;
            color: #1f2937;
            font-size: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        #project-upload-module .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
            margin-bottom: 1rem;
        }

        #project-upload-module .form-group {
            margin-bottom: 1.5rem;
        }

        #project-upload-module .form-group label {
            display: flex;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #374151;
            align-items: center;
            gap: 0.5rem;
        }

        #project-upload-module .form-group input,
        #project-upload-module .form-group select,
        #project-upload-module .form-group textarea {
            width: 100%;
            padding: 0.75rem;
            border: 1px solid #d1d5db;
            border-radius: 6px;
            font-size: 1rem;
            box-sizing: border-box;
            background: white;
            color: #374151;
        }

        #project-upload-module .form-navigation {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 2rem;
            padding: 1.5rem;
            background: white;
            border-radius: 12px;
            border: 1px solid #e5e7eb;
        }

        #project-upload-module .btn-prev,
        #project-upload-module .btn-next,
        #project-upload-module .btn-submit {
            background: #0073a7;
            color: white;
            border: none;
            padding: 0.75rem 1.5rem;
            border-radius: 6px;
            cursor: pointer;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        #project-upload-module .btn-prev {
            background: #6b7280;
        }

        #project-upload-module .btn-outline {
            background: transparent;
            color: #0073a7;
            border: 1px solid #0073a7;
            padding: 0.75rem 1rem;
            border-radius: 6px;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        /* Responsive para el módulo específico */
        @media (max-width: 768px) {
            #project-upload-module .form-row {
                grid-template-columns: 1fr;
            }
            
            #project-upload-module .upload-header {
                flex-direction: column;
                text-align: center;
                gap: 1.5rem;
            }
        }

        /* ===== CONTENIDO DE LAS ESTADÍSTICAS ===== */
        #project-upload-module .stat-item {
            background: rgba(255, 255, 255, 0.15) !important;
            backdrop-filter: blur(10px) !important;
            border-radius: 8px !important;
            padding: 1rem !important;
            min-width: 120px !important;
            border: 1px solid rgba(255, 255, 255, 0.2) !important;
        }

        #project-upload-module .stat-number {
            display: block !important;
            font-size: 2rem !important;
            font-weight: 700 !important;
            line-height: 1 !important;
            color: white !important;
            margin-bottom: 0.25rem !important;
        }

        #project-upload-module .stat-label {
            font-size: 0.85rem !important;
            opacity: 0.9 !important;
            color: white !important;
            font-weight: 500 !important;
            line-height: 1.2 !important;
        }

        /* Asegurar que el contenido sea visible */
        #project-upload-module .stat-item * {
            color: white !important;
            visibility: visible !important;
            opacity: 1 !important;
        }


        /* ===== CSS NUEVOS PARA ANALYTICS MEJORADO ===== */

        /* Header expandido */
        .analytics-header {
            display: flex !important;
            justify-content: space-between !important;
            align-items: center !important;
            margin-bottom: var(--spacing-xl) !important;
            padding-bottom: var(--spacing-lg) !important;
            border-bottom: 2px solid var(--gray-200) !important;
            background: none !important;
            color: inherit !important;
            border-radius: 0 !important;
            box-shadow: none !important;
            padding-top: 0 !important;
            padding-left: 0 !important;
            padding-right: 0 !important;
        }

        .analytics-header .header-content h2 {
            font-size: var(--font-size-xxl) !important;
            font-weight: 600 !important;
            color: var(--gray-800) !important;
            margin: 0 !important;
            display: flex !important;
            align-items: center !important;
            gap: 0.5rem !important;
        }

        .analytics-header .header-content p {
            margin: 0.5rem 0 0 0 !important;
            color: var(--gray-600) !important;
            font-size: var(--font-size-base) !important;
        }

        .header-controls {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .time-filter .filter-select {
            border: 1px solid var(--gray-300, #d1d5db) !important;
            background: white !important;
            color: var(--gray-700, #374151) !important;
            backdrop-filter: none !important;
        }

        .export-controls {
            display: flex;
            gap: 0.5rem;
        }

        .export-controls .btn-secondary {
            background: white !important;
            color: var(--gray-700, #374151) !important;
            border: 1px solid var(--gray-300, #d1d5db) !important;
        }

        .export-controls .btn-secondary:hover {
            background: var(--gray-50, #f9fafb) !important;
        }

        .export-controls .btn-primary {
            background: var(--primary-color, #0073a7) !important;
            color: white !important;
            border: 1px solid var(--primary-color, #0073a7) !important;
        }

        .export-controls .btn-primary:hover {
            background: var(--primary-dark, #005a85) !important;
        }

        /* KPIs Dashboard */
        .kpis-dashboard {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin-bottom: 2rem;
        }

        .kpi-card {
            background: white;
            padding: 1.5rem;
            border-radius: 12px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.08);
            border: 1px solid var(--gray-200, #e5e7eb);
            display: flex;
            align-items: center;
            gap: 1rem;
            transition: all 0.2s ease;
            position: relative;
            overflow: hidden;
        }

        .kpi-card:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(0,0,0,0.12);
        }

        .kpi-card.highlight {
            border-color: var(--primary-color, #0073a7);
            border-width: 2px;
        }

        .kpi-card.highlight::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--primary-color, #0073a7);
        }

        .kpi-icon {
            width: 60px;
            height: 60px;
            background: var(--primary-light, rgba(0, 115, 167, 0.1));
            color: var(--primary-color, #0073a7);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            flex-shrink: 0;
        }

        .kpi-content {
            flex: 1;
        }

        .kpi-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--gray-800, #1f2937);
            line-height: 1;
            margin-bottom: 0.25rem;
        }

        .kpi-label {
            font-size: 0.9rem;
            color: var(--gray-600, #4b5563);
            font-weight: 500;
            margin-bottom: 0.5rem;
        }

        .kpi-change {
            font-size: 0.8rem;
            font-weight: 600;
            padding: 0.25rem 0.5rem;
            border-radius: 4px;
            display: inline-block;
        }

        .kpi-change.positive {
            background: rgba(40, 167, 69, 0.1);
            color: var(--success-color, #28a745);
        }

        .kpi-chart {
            width: 60px;
            height: 40px;
            flex-shrink: 0;
        }

        .mini-chart {
            display: flex;
            align-items: end;
            height: 100%;
            gap: 2px;
        }

        .mini-chart .chart-bar {
            flex: 1;
            background: var(--primary-color, #0073a7);
            border-radius: 2px 2px 0 0;
            min-height: 4px;
            opacity: 0.7;
            transition: opacity 0.2s ease;
        }

        .kpi-card:hover .mini-chart .chart-bar {
            opacity: 1;
        }

        .rating-stars {
            display: flex;
            gap: 2px;
            color: var(--warning-color, #ffc107);
            font-size: 1rem;
        }

        /* Grid mejorado */
        .analytics-grid-enhanced {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .analytics-card.large {
            grid-column: span 2;
        }

        /* Card headers mejorados */
        .card-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 1.5rem;
            padding-bottom: 1rem;
            border-bottom: 2px solid var(--gray-200, #e5e7eb);
        }

        .card-header h3 {
            margin: 0;
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--gray-800, #1f2937);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .chart-controls {
            display: flex;
            gap: 0.5rem;
            background: var(--gray-100, #f3f4f6);
            padding: 0.25rem;
            border-radius: 6px;
        }

        .chart-control {
            padding: 0.5rem 1rem;
            border: none;
            background: none;
            color: var(--gray-600, #4b5563);
            border-radius: 4px;
            font-size: 0.8rem;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .chart-control.active {
            background: white;
            color: var(--primary-color, #0073a7);
            box-shadow: 0 1px 3px rgba(0,0,0,0.1);
        }

        /* Gráfico interactivo */
        .interactive-chart {
            position: relative;
            height: 200px;
            background: linear-gradient(to top, #f8f9fa 0%, #ffffff 100%);
            border-radius: 8px;
            padding: 1rem;
            border: 1px solid var(--gray-200, #e5e7eb);
        }

        .chart-line.advanced {
            position: relative;
            height: 100%;
        }

        .data-point {
            position: absolute;
            width: 12px;
            height: 12px;
            background: var(--primary-color, #0073a7);
            border-radius: 50%;
            border: 3px solid white;
            box-shadow: 0 2px 8px rgba(0,0,0,0.15);
            cursor: pointer;
            transition: all 0.2s ease;
            z-index: 2;
        }

        .data-point:hover {
            transform: scale(1.3);
            box-shadow: 0 4px 16px rgba(0, 115, 167, 0.3);
        }

        .chart-tooltip {
            position: absolute;
            background: var(--gray-800, #1f2937);
            color: white;
            padding: 0.5rem 0.75rem;
            border-radius: 6px;
            font-size: 0.8rem;
            pointer-events: none;
            opacity: 0;
            transition: opacity 0.2s ease;
            z-index: 10;
        }

        /* Ranking */
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1rem;
            background: var(--gray-50, #f9fafb);
            border-radius: 8px;
            transition: all 0.2s ease;
        }

        .ranking-item:hover {
            background: var(--gray-100, #f3f4f6);
            transform: translateX(4px);
        }

        .rank-position {
            width: 32px;
            height: 32px;
            background: var(--primary-color, #0073a7);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .rank-info {
            flex: 1;
        }

        .rank-name {
            font-weight: 600;
            color: var(--gray-800, #1f2937);
            margin-bottom: 0.25rem;
        }

        .rank-meta {
            font-size: 0.8rem;
            color: var(--gray-500, #6b7280);
        }

        .rank-progress {
            width: 100px;
            flex-shrink: 0;
        }

        .progress-bar {
            width: 100%;
            height: 6px;
            background: var(--gray-200, #e5e7eb);
            border-radius: 3px;
            overflow: hidden;
        }

        .progress-fill {
            height: 100%;
            background: var(--primary-color, #0073a7);
            border-radius: 3px;
            transition: width 0.8s ease;
        }

        /* Analytics por dispositivo */
        .device-analytics {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .device-metric {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1rem;
            background: var(--gray-50, #f9fafb);
            border-radius: 8px;
        }

        .device-info {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex: 1;
        }

        .device-icon {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.1rem;
        }

        .device-icon.atlas {
            background: var(--primary-color, #0073a7);
        }

        .device-icon.lokomat {
            background: var(--secondary-color, #6c757d);
        }

        .device-icon.hal {
            background: var(--warning-color, #ffc107);
        }

        .device-name {
            font-weight: 600;
            color: var(--gray-800, #1f2937);
        }

        .device-stats {
            font-size: 0.8rem;
            color: var(--gray-500, #6b7280);
        }

        .device-progress {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            width: 120px;
        }

        .atlas-color {
            background: var(--primary-color, #0073a7);
        }

        .lokomat-color {
            background: var(--secondary-color, #6c757d);
        }

        .hal-color {
            background: var(--warning-color, #ffc107);
        }

        .progress-value {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--gray-600, #4b5563);
            min-width: 32px;
        }

        /* Mapa de calor */
        .activity-heatmap {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .activity-legend {
            display: flex;
            gap: 1rem;
            font-size: 0.8rem;
        }

        .legend-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .legend-item::before {
            content: '';
            width: 12px;
            height: 12px;
            border-radius: 2px;
        }

        .legend-item.low::before {
            background: #e5e7eb;
        }

        .legend-item.medium::before {
            background: #93c5fd;
        }

        .legend-item.high::before {
            background: var(--primary-color, #0073a7);
        }

        .heatmap-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 4px;
            margin-bottom: 1rem;
        }

        .heatmap-cell {
            aspect-ratio: 1;
            border-radius: 4px;
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .heatmap-cell.low {
            background: #e5e7eb;
        }

        .heatmap-cell.medium {
            background: #93c5fd;
        }

        .heatmap-cell.high {
            background: var(--primary-color, #0073a7);
        }

        .heatmap-cell:hover {
            transform: scale(1.1);
            box-shadow: 0 2px 8px rgba(0,0,0,0.15);
        }

        .top-countries {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .country-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.9rem;
        }

        .country-flag {
            font-size: 1.2rem;
        }

        .country-name {
            flex: 1;
            color: var(--gray-700, #374151);
        }

        .country-value {
            font-weight: 600;
            color: var(--primary-color, #0073a7);
        }

        /* Predicciones */
        .prediction-controls {
            display: flex;
            gap: 0.5rem;
        }

        .prediction-btn {
            padding: 0.5rem 0.75rem;
            border: 1px solid var(--gray-300, #d1d5db);
            background: white;
            color: var(--gray-600, #4b5563);
            border-radius: 4px;
            font-size: 0.8rem;
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .prediction-btn.active {
            background: var(--primary-color, #0073a7);
            color: white;
            border-color: var(--primary-color, #0073a7);
        }

        .predictions-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
        }

        .prediction-card {
            background: var(--gray-50, #f9fafb);
            padding: 1.5rem;
            border-radius: 8px;
            border: 1px solid var(--gray-200, #e5e7eb);
            text-align: center;
        }

        .prediction-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1rem auto;
            font-size: 1.2rem;
            color: white;
        }

        .prediction-icon.growth {
            background: var(--success-color, #28a745);
        }

        .prediction-icon.trend {
            background: var(--primary-color, #0073a7);
        }

        .prediction-icon.alert {
            background: var(--warning-color, #ffc107);
        }

        .prediction-title {
            font-size: 0.9rem;
            color: var(--gray-600, #4b5563);
            margin-bottom: 0.5rem;
        }

        .prediction-value {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--gray-800, #1f2937);
            margin-bottom: 0.5rem;
        }

        .prediction-confidence {
            font-size: 0.8rem;
            color: var(--gray-500, #6b7280);
        }

        /* Panel de alertas */
        .alerts-panel {
            background: white;
            padding: 2rem;
            border-radius: 12px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.08);
            border: 1px solid var(--gray-200, #e5e7eb);
        }

        .alerts-panel h3 {
            margin: 0 0 1.5rem 0;
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--gray-800, #1f2937);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .alerts-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .alert-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            padding: 1rem;
            border-radius: 8px;
            border-left: 4px solid;
        }

        .alert-item.success {
            background: rgba(40, 167, 69, 0.05);
            border-left-color: var(--success-color, #28a745);
        }

        .alert-item.warning {
            background: rgba(255, 193, 7, 0.05);
            border-left-color: var(--warning-color, #ffc107);
        }

        .alert-item.info {
            background: rgba(23, 162, 184, 0.05);
            border-left-color: var(--info-color, #17a2b8);
        }

        .alert-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            color: white;
            flex-shrink: 0;
        }

        .alert-item.success .alert-icon {
            background: var(--success-color, #28a745);
        }

        .alert-item.warning .alert-icon {
            background: var(--warning-color, #ffc107);
        }

        .alert-item.info .alert-icon {
            background: var(--info-color, #17a2b8);
        }

        .alert-content {
            flex: 1;
        }

        .alert-title {
            font-weight: 600;
            color: var(--gray-800, #1f2937);
            margin-bottom: 0.25rem;
        }

        .alert-description {
            color: var(--gray-600, #4b5563);
            font-size: 0.9rem;
            margin-bottom: 0.25rem;
        }

        .alert-time {
            font-size: 0.8rem;
            color: var(--gray-500, #6b7280);
        }

        /* Responsive */
        @media (max-width: 768px) {
            .analytics-header {
                flex-direction: column;
                text-align: center;
            }
            
            .analytics-grid-enhanced {
                grid-template-columns: 1fr;
            }
            
            .analytics-card.large {
                grid-column: span 1;
            }
            
            .kpis-dashboard {
                grid-template-columns: 1fr;
            }
            
            .card-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 1rem;
            }
        }

        /* ===== FILTROS DROPDOWN MODERNOS ===== */
        .filter-select,
        .metric-selector {
            appearance: none !important;
            background: white !important;
            border: 2px solid var(--gray-200, #e5e7eb) !important;
            border-radius: 8px !important;
            padding: 0.75rem 2.5rem 0.75rem 1rem !important;
            font-size: 0.9rem !important;
            font-weight: 500 !important;
            color: var(--gray-700, #374151) !important;
            cursor: pointer !important;
            transition: all 0.2s ease !important;
            position: relative !important;
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e") !important;
            background-position: right 0.5rem center !important;
            background-repeat: no-repeat !important;
            background-size: 1.5em 1.5em !important;
            min-width: 160px !important;
        }

        .filter-select:hover,
        .metric-selector:hover {
            border-color: var(--primary-color, #0073a7) !important;
            box-shadow: 0 0 0 3px rgba(0, 115, 167, 0.1) !important;
        }

        .filter-select:focus,
        .metric-selector:focus {
            outline: none !important;
            border-color: var(--primary-color, #0073a7) !important;
            box-shadow: 0 0 0 3px rgba(0, 115, 167, 0.2) !important;
        }




        /* ===== ESTILOS DEL MÓDULO DE RECOMENDACIONES ===== */

        /* Filtros de recomendaciones */
        .recommendations-filters {
            margin-bottom: var(--spacing-xl);
            padding: var(--spacing-lg);
            background: white;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-sm);
        }

        .filter-tabs {
            display: flex;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
        }

        .filter-tab {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            padding: var(--spacing-sm) var(--spacing-lg);
            border: 2px solid var(--gray-200);
            background: white;
            color: var(--gray-600);
            border-radius: var(--border-radius);
            cursor: pointer;
            font-size: var(--font-size-sm);
            font-weight: 500;
            transition: all 0.2s ease;
        }

        .filter-tab:hover {
            border-color: var(--primary-light);
            background: var(--primary-light);
            color: var(--primary-color);
        }

        .filter-tab.active {
            border-color: var(--primary-color);
            background: var(--primary-color);
            color: white;
        }

        /* Container de recomendaciones */
        .recommendations-container {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-xl);
        }

        /* Secciones de recomendaciones */
        .recommendation-section {
            background: white;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }

        .recommendation-section.priority {
            border: 2px solid var(--warning-color);
            background: linear-gradient(135deg, #fff9f0 0%, white 100%);
        }

        .section-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: var(--spacing-lg);
            border-bottom: 1px solid var(--gray-200);
            background: var(--gray-50);
        }

        .section-header h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .section-badge {
            background: var(--warning-color);
            color: white;
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius-sm);
            font-size: var(--font-size-xs);
            font-weight: 600;
        }

        .view-all {
            padding: var(--spacing-sm);
            border: none;
            background: var(--gray-100);
            color: var(--gray-600);
            border-radius: var(--border-radius);
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .view-all:hover {
            background: var(--primary-color);
            color: white;
        }

        /* Grids de recomendaciones */
        .recommendations-grid {
            padding: var(--spacing-lg);
            display: grid;
            gap: var(--spacing-lg);
        }

        .priority-grid {
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
        }

        .devices-grid, .protocols-grid, .studies-grid, .training-grid {
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        }

        /* Cards de recomendaciones */
        .recommendation-card {
            background: white;
            border: 1px solid var(--gray-200);
            border-radius: var(--border-radius);
            padding: var(--spacing-lg);
            transition: all 0.2s ease;
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .recommendation-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            border-color: var(--primary-color);
        }

        .recommendation-card.priority {
            border-color: var(--warning-color);
            background: linear-gradient(135deg, #fff9f0 0%, white 100%);
        }

        .recommendation-card.priority::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--warning-color);
        }

        .card-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: var(--spacing-md);
        }

        .card-title {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin-bottom: var(--spacing-xs);
            line-height: 1.3;
        }

        .card-category {
            background: var(--primary-light);
            color: var(--primary-color);
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius-sm);
            font-size: var(--font-size-xs);
            font-weight: 600;
            text-transform: uppercase;
        }

        .card-content {
            margin-bottom: var(--spacing-lg);
        }

        .card-description {
            color: var(--gray-600);
            line-height: 1.5;
            margin-bottom: var(--spacing-md);
        }

        .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-xs);
            margin-bottom: var(--spacing-md);
        }

        .tag {
            background: var(--gray-100);
            color: var(--gray-700);
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius-sm);
            font-size: var(--font-size-xs);
        }

        .tag.pathology { background: #e3f2fd; color: #1565c0; }
        .tag.age { background: #f3e5f5; color: #7b1fa2; }
        .tag.device { background: #e8f5e8; color: #2e7d32; }
        .tag.priority { background: #fff3e0; color: #f57c00; }

        .card-metrics {
            display: flex;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-md);
        }

        .metric {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            font-size: var(--font-size-sm);
            color: var(--gray-600);
        }

        .metric i {
            font-size: var(--font-size-xs);
        }

        .card-actions {
            display: flex;
            gap: var(--spacing-sm);
            margin-top: auto;
        }

        .btn-card {
            flex: 1;
            padding: var(--spacing-sm) var(--spacing-md);
            border: 1px solid var(--gray-300);
            background: white;
            color: var(--gray-700);
            border-radius: var(--border-radius);
            font-size: var(--font-size-sm);
            font-weight: 500;
            cursor: pointer;
            transition: all 0.2s ease;
            text-align: center;
        }

        .btn-card:hover {
            background: var(--gray-50);
            border-color: var(--gray-400);
        }

        .btn-card.primary {
            background: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
        }

        .btn-card.primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
        }

        /* Modal de filtros */
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,0.5);
            z-index: 10000;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: var(--spacing-lg);
        }

        .modal-content {
            background: white;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-xl);
            width: 100%;
            max-width: 500px;
            max-height: 80vh;
            overflow-y: auto;
        }

        .modal-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: var(--spacing-lg);
            border-bottom: 1px solid var(--gray-200);
        }

        .modal-header h3 {
            font-size: var(--font-size-xl);
            font-weight: 600;
            color: var(--gray-800);
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .modal-close {
            padding: var(--spacing-sm);
            border: none;
            background: var(--gray-100);
            color: var(--gray-600);
            border-radius: var(--border-radius);
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .modal-close:hover {
            background: var(--gray-200);
            color: var(--gray-800);
        }

        .modal-body {
            padding: var(--spacing-lg);
        }

        .filter-group {
            margin-bottom: var(--spacing-lg);
        }

        .filter-group label {
            display: block;
            font-weight: 500;
            color: var(--gray-700);
            margin-bottom: var(--spacing-sm);
        }

        .filter-group select {
            width: 100%;
            padding: var(--spacing-sm) var(--spacing-md);
            border: 1px solid var(--gray-300);
            border-radius: var(--border-radius);
            background: white;
            color: var(--gray-700);
            font-size: var(--font-size-sm);
        }

        .checkbox-group {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .checkbox-group label {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            font-weight: normal;
            margin-bottom: 0;
            cursor: pointer;
        }

        .checkbox-group input[type="checkbox"] {
            width: 16px;
            height: 16px;
            accent-color: var(--primary-color);
        }

        .modal-footer {
            display: flex;
            justify-content: flex-end;
            gap: var(--spacing-md);
            padding: var(--spacing-lg);
            border-top: 1px solid var(--gray-200);
        }

        /* Estados de carga */
        .loading-state {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: var(--spacing-xxl);
            color: var(--gray-500);
        }

        .loading-spinner {
            width: 40px;
            height: 40px;
            border: 3px solid var(--gray-200);
            border-top: 3px solid var(--primary-color);
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin-bottom: var(--spacing-md);
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        .empty-state {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: var(--spacing-xxl);
            color: var(--gray-500);
            text-align: center;
        }

        .empty-state i {
            font-size: 3rem;
            margin-bottom: var(--spacing-lg);
            color: var(--gray-400);
        }

        /* Responsive */
        @media (max-width: 768px) {
            .filter-tabs {
                justify-content: center;
            }
            
            .filter-tab {
                flex: 1;
                min-width: 120px;
                justify-content: center;
            }
            
            .recommendations-grid {
                grid-template-columns: 1fr;
                padding: var(--spacing-md);
            }
            
            .section-header {
                padding: var(--spacing-md);
            }
            
            .recommendation-card {
                padding: var(--spacing-md);
            }
            
            .card-actions {
                flex-direction: column;
            }
            
            .modal-content {
                margin: var(--spacing-md);
                max-height: calc(100vh - 2rem);
            }
        }

        /* ARREGLO PARA CARDS CORTADAS */
        .recommendation-card {
            background: white;
            border: 1px solid var(--gray-200);
            border-radius: var(--border-radius);
            padding: var(--spacing-lg);
            transition: all 0.2s ease;
            cursor: pointer;
            position: relative;
            overflow: visible; /* Cambio importante */
            min-height: 280px; /* Altura mínima */
            display: flex;
            flex-direction: column;
        }

        .card-content {
            flex: 1; /* Ocupa el espacio disponible */
            margin-bottom: var(--spacing-lg);
        }

        .card-actions {
            margin-top: auto; /* Los botones siempre al fondo */
            display: flex;
            gap: var(--spacing-sm);
            width: 100%;
        }

        .btn-card {
            flex: 1;
            padding: var(--spacing-sm) var(--spacing-md);
            border: 1px solid var(--gray-300);
            background: white;
            color: var(--gray-700);
            border-radius: var(--border-radius);
            font-size: var(--font-size-sm);
            font-weight: 500;
            cursor: pointer;
            transition: all 0.2s ease;
            text-align: center;
            white-space: nowrap; /* Evita que el texto se corte */
        }

        /* Asegurar que el grid tenga suficiente espacio */
        .recommendations-grid {
            padding: var(--spacing-lg);
            display: grid;
            gap: var(--spacing-lg);
            overflow: visible;
        }

        .priority-grid {
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            align-items: stretch; /* Las cards ocupan la misma altura */
        }


        /* ===== ESTILOS DEL MÓDULO DE CONFIGURACIÓN DE USUARIO ===== */

        /* Navegación de configuración */
        .config-navigation {
            margin-bottom: var(--spacing-xl);
            padding: var(--spacing-lg);
            background: white;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-sm);
        }

        .config-tabs {
            display: flex;
            gap: var(--spacing-xs);
            flex-wrap: wrap;
            border-bottom: 2px solid var(--gray-200);
            padding-bottom: var(--spacing-md);
        }

        .config-tab {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            padding: var(--spacing-md) var(--spacing-lg);
            border: none;
            background: none;
            color: var(--gray-600);
            border-radius: var(--border-radius) var(--border-radius) 0 0;
            cursor: pointer;
            font-size: var(--font-size-sm);
            font-weight: 500;
            transition: all 0.2s ease;
            white-space: nowrap;
            position: relative;
        }

        .config-tab:hover {
            background: var(--gray-100);
            color: var(--primary-color);
        }

        .config-tab.active {
            background: var(--primary-color);
            color: white;
            font-weight: 600;
        }

        .config-tab.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--primary-color);
        }

        /* Container de contenido */
        .config-content {
            background: white;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }

        /* Secciones de configuración */
        .config-section {
            display: none;
            padding: var(--spacing-xl);
        }

        .config-section.active {
            display: block;
            animation: fadeIn 0.3s ease;
        }

        .section-title {
            margin-bottom: var(--spacing-xl);
            text-align: center;
            border-bottom: 2px solid var(--gray-200);
            padding-bottom: var(--spacing-lg);
        }

        .section-title h3 {
            font-size: var(--font-size-xxl);
            font-weight: 600;
            color: var(--gray-800);
            margin-bottom: var(--spacing-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: var(--spacing-sm);
        }

        .section-title p {
            color: var(--gray-600);
            font-size: var(--font-size-lg);
        }

        /* Grid de configuración */
        .config-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
            gap: var(--spacing-xl);
            align-items: start;
        }

        /* Cards de configuración */
        .config-card {
            background: var(--gray-50);
            border: 1px solid var(--gray-200);
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all 0.2s ease;
        }

        .config-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary-light);
        }

        .config-card .card-header {
            background: var(--primary-color);
            color: white;
            padding: var(--spacing-lg);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .config-card .card-header h4 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            margin: 0;
        }

        .config-card .card-header .btn-primary {
            background: rgba(255,255,255,0.2);
            border: 1px solid rgba(255,255,255,0.3);
            color: white;
            padding: var(--spacing-sm) var(--spacing-md);
            font-size: var(--font-size-sm);
        }

        .config-card .card-header .btn-primary:hover {
            background: rgba(255,255,255,0.3);
            border-color: rgba(255,255,255,0.5);
        }

        /* Formularios */
        .form-group {
            padding: var(--spacing-lg);
            border-bottom: 1px solid var(--gray-200);
        }

        .form-group:last-child {
            border-bottom: none;
        }

        .form-group label {
            display: block;
            font-weight: 500;
            color: var(--gray-700);
            margin-bottom: var(--spacing-sm);
        }

        .form-input, .form-select, .form-textarea {
            width: 100%;
            padding: var(--spacing-sm) var(--spacing-md);
            border: 1px solid var(--gray-300);
            border-radius: var(--border-radius);
            background: white;
            color: var(--gray-700);
            font-size: var(--font-size-sm);
            transition: all 0.2s ease;
        }

        .form-input:focus, .form-select:focus, .form-textarea:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(0, 115, 167, 0.1);
        }

        .form-textarea {
            resize: vertical;
            min-height: 100px;
        }

        /* Checkboxes personalizados */
        .checkbox-group {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .checkbox-group label {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            font-weight: normal;
            margin-bottom: 0;
            cursor: pointer;
        }

        .checkbox-group input[type="checkbox"] {
            width: 18px;
            height: 18px;
            accent-color: var(--primary-color);
        }

        /* Sección de avatar */
        .avatar-section {
            padding: var(--spacing-lg);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: var(--spacing-lg);
        }

        .current-avatar {
            position: relative;
            width: 120px;
            height: 120px;
        }

        .current-avatar img {
            width: 100%;
            height: 100%;
            border-radius: 50%;
            border: 4px solid var(--primary-color);
            object-fit: cover;
        }

        .avatar-status {
            position: absolute;
            bottom: 8px;
            right: 8px;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            border: 3px solid white;
        }

        .avatar-status.online { background: var(--success-color); }
        .avatar-status.away { background: var(--warning-color); }
        .avatar-status.offline { background: var(--gray-400); }

        .avatar-actions {
            display: flex;
            gap: var(--spacing-sm);
        }

        /* Grid especial para información profesional */
        .professional-info {
            grid-column: 1 / -1;
        }

        /* Switches para notificaciones */
        .notification-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: var(--spacing-lg);
            border-bottom: 1px solid var(--gray-200);
        }

        .notification-item:last-child {
            border-bottom: none;
        }

        .notification-info {
            flex: 1;
        }

        .notification-info strong {
            display: block;
            color: var(--gray-800);
            margin-bottom: var(--spacing-xs);
        }

        .notification-info span {
            color: var(--gray-600);
            font-size: var(--font-size-sm);
        }

        /* Switch toggle */
        .switch {
            position: relative;
            display: inline-block;
            width: 60px;
            height: 34px;
        }

        .switch input {
            opacity: 0;
            width: 0;
            height: 0;
        }

        .slider {
            position: absolute;
            cursor: pointer;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: var(--gray-300);
            transition: 0.4s;
            border-radius: 34px;
        }

        .slider:before {
            position: absolute;
            content: "";
            height: 26px;
            width: 26px;
            left: 4px;
            bottom: 4px;
            background-color: white;
            transition: 0.4s;
            border-radius: 50%;
        }

        input:checked + .slider {
            background-color: var(--primary-color);
        }

        input:checked + .slider:before {
            transform: translateX(26px);
        }

        /* Rango de tiempo */
        .time-range {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
        }

        .time-range input[type="time"] {
            flex: 1;
        }

        .time-range span {
            color: var(--gray-600);
            font-weight: 500;
        }

        /* Sección de dispositivos */
        .devices-list {
            grid-column: 1 / -1;
        }

        .devices-container {
            padding: var(--spacing-lg);
        }

        .device-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-lg);
            border: 1px solid var(--gray-200);
            border-radius: var(--border-radius);
            margin-bottom: var(--spacing-md);
            background: white;
        }

        .device-item:last-child {
            margin-bottom: 0;
        }

        .device-info {
            display: flex;
            align-items: center;
            gap: var(--spacing-lg);
        }

        .device-icon {
            width: 50px;
            height: 50px;
            background: var(--primary-light);
            border-radius: var(--border-radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--primary-color);
        }

        .device-details h5 {
            font-size: var(--font-size-lg);
            color: var(--gray-800);
            margin: 0 0 var(--spacing-xs) 0;
        }

        .device-details p {
            color: var(--gray-600);
            font-size: var(--font-size-sm);
            margin: 0;
        }

        .device-status {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .status-indicator {
            width: 8px;
            height: 8px;
            border-radius: 50%;
        }

        .status-indicator.connected { background: var(--success-color); }
        .status-indicator.disconnected { background: var(--danger-color); }
        .status-indicator.syncing { background: var(--warning-color); animation: pulse 2s infinite; }

        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.5; }
        }

        .device-actions {
            display: flex;
            gap: var(--spacing-sm);
        }

        /* Zona de peligro */
        .danger-zone {
            margin-top: var(--spacing-lg);
            padding: var(--spacing-lg);
            border: 2px solid var(--danger-color);
            border-radius: var(--border-radius);
            background: rgba(220, 53, 69, 0.05);
        }

        .danger-zone h5 {
            color: var(--danger-color);
            font-size: var(--font-size-lg);
            font-weight: 600;
            margin-bottom: var(--spacing-md);
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .danger-zone h5::before {
            content: '⚠️';
        }

        .btn-danger {
            background: var(--danger-color);
            color: white;
            border: 1px solid var(--danger-color);
            padding: var(--spacing-sm) var(--spacing-lg);
            border-radius: var(--border-radius);
            font-size: var(--font-size-sm);
            font-weight: 500;
            cursor: pointer;
            margin-right: var(--spacing-md);
            transition: all 0.2s ease;
            display: inline-flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .btn-danger:hover {
            background: #c82333;
            border-color: #c82333;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        /* Toast de confirmación */
        .toast {
            position: fixed;
            bottom: var(--spacing-xl);
            right: var(--spacing-xl);
            background: var(--success-color);
            color: white;
            padding: var(--spacing-lg);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-lg);
            z-index: 10000;
            transform: translateY(100px);
            opacity: 0;
            transition: all 0.3s ease;
        }

        .toast.show {
            transform: translateY(0);
            opacity: 1;
        }

        .toast.hidden {
            display: none;
        }

        .toast-content {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        /* Estados de carga */
        .config-loading {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 200px;
            color: var(--gray-500);
        }

        .config-loading i {
            font-size: 2rem;
            margin-right: var(--spacing-md);
            animation: spin 1s linear infinite;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .config-tabs {
                justify-content: center;
            }
            
            .config-tab {
                flex: 1;
                min-width: 100px;
                justify-content: center;
                padding: var(--spacing-sm) var(--spacing-md);
            }
            
            .config-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }
            
            .config-section {
                padding: var(--spacing-lg);
            }
            
            .professional-info {
                grid-column: auto;
            }
            
            .devices-list {
                grid-column: auto;
            }
            
            .device-item {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-md);
            }
            
            .device-actions {
                width: 100%;
                justify-content: flex-end;
            }
            
            .avatar-section {
                padding: var(--spacing-md);
            }
            
            .current-avatar {
                width: 100px;
                height: 100px;
            }
            
            .notification-item {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-md);
            }
            
            .time-range {
                flex-direction: column;
                align-items: stretch;
            }
            
            .toast {
                bottom: var(--spacing-md);
                right: var(--spacing-md);
                left: var(--spacing-md);
            }
        }

        @media (max-width: 480px) {
            .config-tabs {
                flex-direction: column;
            }
            
            .config-tab {
                width: 100%;
                border-radius: var(--border-radius);
                margin-bottom: var(--spacing-xs);
            }
            
            .config-tab.active::after {
                display: none;
            }
            
            .avatar-actions {
                flex-direction: column;
                width: 100%;
            }
            
            .danger-zone .btn-danger {
                display: block;
                width: 100%;
                text-align: center;
                margin-bottom: var(--spacing-sm);
                margin-right: 0;
            }
        }


        /* ===== ESTILOS PARA BÚSQUEDA WEB MEJORADA ===== */

        /* Controles de búsqueda */
        .search-controls {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: var(--spacing-lg);
            padding: var(--spacing-lg);
            background: var(--gray-50);
            border-radius: var(--border-radius);
            border: 1px solid var(--gray-200);
        }

        .search-mode-selector {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
        }

        .search-mode-selector label {
            font-weight: 500;
            color: var(--gray-700);
        }

        .mode-buttons {
            display: flex;
            gap: var(--spacing-xs);
            background: white;
            padding: var(--spacing-xs);
            border-radius: var(--border-radius);
            border: 1px solid var(--gray-300);
        }

        .mode-btn {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            padding: var(--spacing-sm) var(--spacing-md);
            border: none;
            background: none;
            color: var(--gray-600);
            border-radius: var(--border-radius-sm);
            cursor: pointer;
            font-size: var(--font-size-sm);
            font-weight: 500;
            transition: all 0.2s ease;
            white-space: nowrap;
        }

        .mode-btn:hover {
            background: var(--gray-100);
            color: var(--primary-color);
        }

        .mode-btn.active {
            background: var(--primary-color);
            color: white;
            box-shadow: var(--shadow-sm);
        }

        .search-filters {
            display: flex;
            gap: var(--spacing-sm);
        }

        .filter-btn {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            padding: var(--spacing-sm) var(--spacing-md);
            border: 1px solid var(--gray-300);
            background: white;
            color: var(--gray-600);
            border-radius: var(--border-radius);
            cursor: pointer;
            font-size: var(--font-size-sm);
            font-weight: 500;
            transition: all 0.2s ease;
        }

        .filter-btn:hover {
            border-color: var(--primary-color);
            color: var(--primary-color);
        }

        .filter-btn.active {
            background: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
        }

        /* Filtros avanzados */
        .advanced-filters {
            margin-bottom: var(--spacing-lg);
            padding: var(--spacing-lg);
            background: white;
            border: 1px solid var(--gray-200);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-sm);
        }

        .filter-row {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: var(--spacing-lg);
        }

        .filter-group {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .filter-group label {
            font-weight: 500;
            color: var(--gray-700);
            font-size: var(--font-size-sm);
        }

        .filter-group select {
            padding: var(--spacing-sm) var(--spacing-md);
            border: 1px solid var(--gray-300);
            border-radius: var(--border-radius);
            background: white;
            color: var(--gray-700);
            font-size: var(--font-size-sm);
        }

        .filter-group select:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(0, 115, 167, 0.1);
        }

        /* Mejoras a resultados existentes */
        .search-results {
            margin-top: var(--spacing-xl);
        }

        .results-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: var(--spacing-lg);
            padding-bottom: var(--spacing-md);
            border-bottom: 2px solid var(--gray-200);
        }

        .results-count {
            background: var(--info-color);
            color: white;
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius-sm);
            font-size: var(--font-size-xs);
            font-weight: 600;
        }

        /* Separador de fuentes */
        .results-section {
            margin-bottom: var(--spacing-xl);
        }

        .results-section-header {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-lg);
            padding: var(--spacing-md);
            background: var(--gray-50);
            border-radius: var(--border-radius);
            border-left: 4px solid var(--primary-color);
        }

        .results-section-header.internal {
            border-left-color: var(--success-color);
        }

        .results-section-header.web {
            border-left-color: var(--info-color);
        }

        .results-section-header h4 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--gray-800);
            margin: 0;
        }

        .source-badge {
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius-sm);
            font-size: var(--font-size-xs);
            font-weight: 600;
            text-transform: uppercase;
        }

        .source-badge.internal {
            background: var(--success-color);
            color: white;
        }

        .source-badge.web {
            background: var(--info-color);
            color: white;
        }

        /* Spinner de carga mejorado */
        .search-loading {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: var(--spacing-xxl);
            color: var(--gray-500);
        }

        .search-loading .loading-spinner {
            width: 40px;
            height: 40px;
            border: 3px solid var(--gray-200);
            border-top: 3px solid var(--primary-color);
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin-bottom: var(--spacing-md);
        }

        .loading-text {
            font-size: var(--font-size-lg);
            font-weight: 500;
            margin-bottom: var(--spacing-sm);
        }

        .loading-steps {
            text-align: center;
            font-size: var(--font-size-sm);
            color: var(--gray-400);
        }

        .loading-step {
            margin-bottom: var(--spacing-xs);
            transition: color 0.3s ease;
        }

        .loading-step.active {
            color: var(--primary-color);
            font-weight: 500;
        }

        .loading-step.complete {
            color: var(--success-color);
        }

        /* Resultados web específicos */
        .web-result {
            padding: var(--spacing-lg);
            border: 1px solid var(--gray-200);
            border-radius: var(--border-radius);
            margin-bottom: var(--spacing-md);
            background: white;
            transition: all 0.2s ease;
        }

        .web-result:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary-color);
        }

        .web-result-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: var(--spacing-md);
        }

        .web-result-title {
            font-size: var(--font-size-lg);
            font-weight: 600;
            color: var(--primary-color);
            text-decoration: none;
            margin-bottom: var(--spacing-xs);
        }

        .web-result-title:hover {
            text-decoration: underline;
        }

        .web-result-url {
            font-size: var(--font-size-sm);
            color: var(--success-color);
            margin-bottom: var(--spacing-sm);
        }

        .web-result-snippet {
            color: var(--gray-700);
            line-height: 1.6;
            margin-bottom: var(--spacing-md);
        }

        .web-result-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: var(--font-size-sm);
            color: var(--gray-500);
        }

        /* Estados de error */
        .search-error {
            padding: var(--spacing-lg);
            background: rgba(220, 53, 69, 0.1);
            border: 1px solid var(--danger-color);
            border-radius: var(--border-radius);
            color: var(--danger-color);
            margin-top: var(--spacing-lg);
        }

        .search-error h4 {
            margin-bottom: var(--spacing-sm);
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        /* Responsive */
        @media (max-width: 768px) {
            .search-controls {
                flex-direction: column;
                align-items: stretch;
                gap: var(--spacing-md);
            }
            
            .search-mode-selector {
                justify-content: center;
            }
            
            .mode-buttons {
                justify-content: center;
            }
            
            .filter-row {
                grid-template-columns: 1fr;
            }
            
            .results-header {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-sm);
            }
            
            .web-result-header {
                flex-direction: column;
                align-items: flex-start;
            }
            
            .web-result-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-xs);
            }
        }

   /* ===== VEr mas como articulo ===== */
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.8);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 1000;
        }

        .modal-content {
            background: #ffffff;
            width: 90%;
            max-width: 900px;
            max-height: 90%;
            overflow-y: auto;
            border-radius: 0;
            position: relative;
            box-shadow: 0 0 30px rgba(0,0,0,0.3);
            font-family: 'Times New Roman', serif;
        }

        .modal-close {
            position: absolute;
            top: 15px;
            right: 25px;
            font-size: 35px;
            cursor: pointer;
            color: #666;
            z-index: 1001;
            background: white;
            width: 40px;
            height: 40px;
            text-align: center;
            line-height: 40px;
            border-radius: 50%;
        }

        .modal-close:hover {
            background: #f0f0f0;
        }

        /* Estilos para el contenido del artículo */
        #contenidoArticulo {
            padding: 40px 50px;
            line-height: 1.6;
            color: #333;
        }

        .article-header {
            border-bottom: 2px solid #1a5490;
            padding-bottom: 20px;
            margin-bottom: 30px;
        }

        .article-title {
            font-size: 24px;
            font-weight: bold;
            color: #1a5490;
            margin-bottom: 15px;
            line-height: 1.3;
        }

        .article-authors {
            font-size: 16px;
            color: #666;
            margin-bottom: 5px;
        }

        .article-meta {
            font-size: 14px;
            color: #888;
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .article-section {
            margin-bottom: 25px;
        }

        .section-title {
            font-size: 18px;
            font-weight: bold;
            color: #1a5490;
            margin-bottom: 10px;
            border-left: 4px solid #1a5490;
            padding-left: 10px;
        }

        .article-text {
            text-align: justify;
            margin-bottom: 15px;
        }

        .article-list {
            margin-left: 20px;
            margin-bottom: 15px;
        }

        .article-list li {
            margin-bottom: 8px;
        }

        .results-table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 14px;
        }

        .results-table th,
        .results-table td {
            border: 1px solid #ddd;
            padding: 12px;
            text-align: left;
        }

        .results-table th {
            background-color: #f8f9fa;
            font-weight: bold;
            color: #1a5490;
        }

        .results-table tr:nth-child(even) {
            background-color: #f9f9f9;
        }

        .abstract-box {
            background: #f8f9fa;
            border-left: 4px solid #1a5490;
            padding: 20px;
            margin: 20px 0;
            font-style: italic;
        }

        .keywords {
            background: #e3f2fd;
            padding: 15px;
            margin: 15px 0;
            border-radius: 5px;
        }

        .keywords strong {
            color: #1a5490;
        }

        .references {
            font-size: 14px;
            background: #fafafa;
            padding: 20px;
            border-top: 1px solid #ddd;
            margin-top: 30px;
        }

        .references ol {
            margin-left: 0;
            padding-left: 20px;
        }

        .references li {
            margin-bottom: 10px;
        }

        .figure-placeholder {
            background: #f0f0f0;
            border: 2px dashed #ccc;
            padding: 40px;
            text-align: center;
            margin: 20px 0;
            color: #666;
            font-style: italic;
        }


                .tab-content {
            display: none;
        }
        
        .tab-content.active {
            display: block;
        }
        
        .tab-btn {
            background: transparent;
            border: none;
            padding: 12px 24px;
            cursor: pointer;
            border-bottom: 2px solid transparent;
            transition: all 0.3s ease;
        }
        
        .tab-btn.active {
            border-bottom-color: #667eea;
            color: #667eea;
            font-weight: 600;
        }
        
        .community-tabs {
            display: flex;
            border-bottom: 1px solid #e2e8f0;
            margin-bottom: 24px;
        }
        
        /* Estilos adicionales para mejorar la apariencia */
        .events-grid, .groups-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin-top: 20px;
        }
        
        .event-card, .group-card {
            background: #f8fafc;
            border: 1px solid #e2e8f0;
            border-radius: 8px;
            padding: 20px;
            transition: all 0.3s ease;
        }
        
        .event-card:hover, .group-card:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        
        .event-date, .group-members {
            background: #667eea;
            color: white;
            padding: 4px 12px;
            border-radius: 16px;
            font-size: 12px;
            display: inline-block;
            margin-bottom: 12px;
        }
        
        .event-title, .group-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: #1e293b;
        }
        
        .event-location, .group-description {
            color: #64748b;
            font-size: 14px;
            margin-bottom: 12px;
        }
        
        .event-attendees {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: #64748b;
        }
        
        .group-activity {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 14px;
            color: #64748b;
        }
        
        .status-badge {
            padding: 4px 8px;
            border-radius: 12px;
            font-size: 12px;
            font-weight: 500;
        }
        
        .status-active {
            background: #dcfce7;
            color: #166534;
        }
        
        .status-upcoming {
            background: #fef3c7;
            color: #92400e;
        }
        
        .status-past {
            background: #f1f5f9;
            color: #475569;
        }





                /* ESTILOS ESENCIALES PARA LAS PESTAÑAS */
        .tab-content {
            display: none;
        }

        .tab-content.active {
            display: block;
        }

        .tab-btn {
            background: transparent;
            border: none;
            padding: 12px 24px;
            cursor: pointer;
            border-bottom: 2px solid transparent;
            transition: all 0.3s ease;
            font-size: 14px;
        }

        .tab-btn.active {
            border-bottom-color: #667eea;
            color: #667eea;
            font-weight: 600;
        }

        .tab-btn:hover {
            background-color: #f8fafc;
        }

        .community-tabs {
            display: flex;
            border-bottom: 1px solid #e2e8f0;
            margin-bottom: 24px;
            gap: 8px;
        }

        /* Estilos para el contenido de eventos y grupos */
        .events-grid, .groups-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
        }

        .event-card, .group-card {
            background: #f8fafc;
            border: 1px solid #e2e8f0;
            border-radius: 8px;
            padding: 20px;
            transition: all 0.3s ease;
        }

        .event-card:hover, .group-card:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }

        .event-date, .group-members {
            background: #667eea;
            color: white;
            padding: 4px 12px;
            border-radius: 16px;
            font-size: 12px;
            display: inline-block;
            margin-bottom: 12px;
        }

        .event-title, .group-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: #1e293b;
        }

        .event-location, .group-description {
            color: #64748b;
            font-size: 14px;
            margin-bottom: 12px;
        }

        .status-badge {
            padding: 4px 8px;
            border-radius: 12px;
            font-size: 12px;
            font-weight: 500;
        }

        .status-active {
            background: #dcfce7;
            color: #166534;
        }

        .status-upcoming {
            background: #fef3c7;
            color: #92400e;
        }

        .status-past {
            background: #f1f5f9;
            color: #475569;
        }


                .detail-section {
            margin-bottom: 32px;
        }

        .detail-section h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 16px;
            color: #1e293b;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .detail-section h3 i {
            color: #667eea;
        }

        .detail-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 16px;
            margin-bottom: 16px;
        }

        .detail-item {
            background: #f8fafc;
            padding: 16px;
            border-radius: 8px;
            border-left: 4px solid #667eea;
        }

        .detail-item label {
            font-size: 12px;
            color: #64748b;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 4px;
            display: block;
        }

        .detail-item value {
            font-size: 16px;
            font-weight: 500;
            color: #1e293b;
        }

        .feature-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 12px;
        }

        .feature-item {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 0;
        }

        .feature-item i {
            color: #10b981;
            font-size: 14px;
        }

        /* Sistema de comparación */
        .comparison-section {
            background: white;
            border-radius: 12px;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
            margin-top: 30px;
            overflow: hidden;
        }

        .comparison-header {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .comparison-header h2 {
            font-size: 24px;
            font-weight: 600;
        }

        .clear-comparison {
            background: rgba(255, 255, 255, 0.2);
            border: none;
            color: white;
            padding: 8px 16px;
            border-radius: 6px;
            cursor: pointer;
            font-size: 14px;
            transition: background 0.3s ease;
        }

        .clear-comparison:hover {
            background: rgba(255, 255, 255, 0.3);
        }

        .comparison-content {
            padding: 24px;
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            margin-top: 20px;
        }

        .comparison-table th,
        .comparison-table td {
            padding: 12px;
            text-align: left;
            border-bottom: 1px solid #e2e8f0;
        }

        .comparison-table th {
            background: #f8fafc;
            font-weight: 600;
            color: #374151;
        }

        .comparison-table td {
            color: #6b7280;
        }

        .comparison-empty {
            text-align: center;
            padding: 40px;
            color: #64748b;
        }

        .comparison-empty i {
            font-size: 48px;
            margin-bottom: 16px;
            display: block;
            opacity: 0.5;
        }

        .selected-for-comparison {
            border: 2px solid #10b981 !important;
            background: #f0fdf4;
        }

        .comparison-badge {
            position: absolute;
            top: -8px;
            right: -8px;
            background: #10b981;
            color: white;
            border-radius: 50%;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            font-weight: 600;
        }

        /* Estilos responsivos */
        @media (max-width: 768px) {
            .modal {
                margin: 10px;
                max-height: 95vh;
            }
            
            .modal-content {
                padding: 20px;
            }
            
            .detail-grid {
                grid-template-columns: 1fr;
            }
            
            .device-stats {
                justify-content: space-between;
            }
            
            .comparison-table {
                font-size: 14px;
            }
        }

        .modal-content * {
            border-left: none !important;
        }
        .modal {
            display: none;
            position: fixed; /* Importante: FIXED no relative */
            z-index: 9999; /* Número alto para estar encima de todo */
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            overflow: auto;
            background-color: rgba(0,0,0,0.6); /* Fondo oscuro semitransparente */
            backdrop-filter: blur(3px); /* Efecto blur opcional */
        }

        .modal-content {
            background-color: #fefefe;
            margin: 5% auto; /* Centrado vertical y horizontal */
            padding: 0;
            border: none;
            border-radius: 15px;
            width: 80%;
            max-width: 700px;
            max-height: 80vh;
            overflow-y: auto;
            box-shadow: 0 25px 50px rgba(0,0,0,0.3);
            position: relative; /* Para que el botón close se posicione bien */
            animation: slideDown 0.3s ease;
        }

        @keyframes slideDown {
            from {
                transform: translateY(-50px);
                opacity: 0;
            }
            to {
                transform: translateY(0);
                opacity: 1;
            }
        }

        .modal-header {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 20px;
            border-radius: 15px 15px 0 0;
            position: relative;
        }

        .modal-body {
            padding: 30px;
            line-height: 1.6;
        }

        .close {
            position: absolute;
            right: 20px;
            top: 15px;
            color: white;
            font-size: 35px;
            font-weight: bold;
            cursor: pointer;
            transition: opacity 0.3s ease;
            line-height: 1;
        }

        .close:hover,
        .close:focus {
            opacity: 0.7;
            text-decoration: none;
        }



        /* CSS adicional para las tarjetas de recomendaciones */
        .recommendation-card {
            background: white;
            border: 1px solid #e1e5e9;
            border-radius: 8px;
            padding: 20px;
            transition: all 0.3s ease;
            position: relative;
        }

        .recommendation-card:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(0,0,0,0.1);
        }

        .card-badge {
            position: absolute;
            top: 15px;
            right: 15px;
            padding: 4px 10px;
            border-radius: 12px;
            font-size: 11px;
            font-weight: 600;
            text-transform: uppercase;
        }

        .priority-high {
            background: #ffe6e6;
            color: #d63031;
        }

        .priority-medium {
            background: #fff3cd;
            color: #856404;
        }

        .card-title {
            font-weight: 600;
            margin-bottom: 10px;
            color: #333;
            font-size: 1.1rem;
        }

        .card-description {
            color: #666;
            margin-bottom: 15px;
            font-size: 14px;
            line-height: 1.4;
        }

        .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 15px;
            font-size: 12px;
            color: #888;
        }

        .card-action {
            background: #0073A7;
            color: white;
            padding: 8px 16px;
            border: none;
            border-radius: 6px;
            cursor: pointer;
            font-size: 13px;
            font-weight: 500;
            width: 100%;
            transition: background 0.3s ease;
        }

        .card-action:hover {
            background: #005580;
        }

        .recommendations-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
        }


   /* ===== CONVERSAICON ===== */

        /* ===== ESTILOS PARA SISTEMA DE MENSAJERÍA ===== */

        .avatar-circle {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: bold;
            font-size: 20px;
            border: 3px solid #E8F4F8;
            box-shadow: 0 2px 8px rgba(0,0,0,0.1);
        }

        .messaging-modal {
            position: fixed;
            z-index: 2000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0,0,0,0.6);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .messaging-modal-content {
            background: white;
            border-radius: 12px;
            width: 90%;
            max-width: 600px;
            max-height: 80vh;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.3);
        }

        .messaging-modal-header {
            background: linear-gradient(135deg, #0073A7, #005A87);
            color: white;
            padding: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .messaging-modal-header h3 {
            margin: 0;
            font-size: 1.3rem;
        }

        .messaging-close {
            background: none;
            border: none;
            color: white;
            font-size: 24px;
            cursor: pointer;
            padding: 5px;
            border-radius: 50%;
            transition: background 0.3s;
        }

        .messaging-close:hover {
            background: rgba(255,255,255,0.1);
        }

        .messaging-modal-body {
            padding: 20px;
            max-height: 60vh;
            overflow-y: auto;
        }

        /* Buscador de contactos */
        .contact-search {
            margin-bottom: 20px;
        }

        .search-input-container {
            position: relative;
        }

        .search-input-container i {
            position: absolute;
            left: 15px;
            top: 50%;
            transform: translateY(-50%);
            color: #666;
        }

        .search-input-container input {
            width: 100%;
            padding: 12px 15px 12px 45px;
            border: 2px solid #E5E5E5;
            border-radius: 25px;
            font-size: 14px;
            transition: border-color 0.3s;
        }

        .search-input-container input:focus {
            outline: none;
            border-color: #0073A7;
        }

        /* Lista de contactos */
        .contacts-section h4 {
            color: #333;
            margin-bottom: 15px;
            font-size: 1.1rem;
        }

        .contacts-list {
            max-height: 400px;
            overflow-y: auto;
        }

        .contact-item {
            display: flex;
            align-items: center;
            padding: 15px;
            border-radius: 12px;
            cursor: pointer;
            transition: all 0.3s ease;
            border: 2px solid transparent;
            margin-bottom: 10px;
            background: #FAFBFC;
        }

        .contact-item:hover {
            background: white;
            border-color: #0073A7;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0,115,167,0.1);
        }

        .contact-avatar {
            position: relative;
            margin-right: 15px;
            flex-shrink: 0;
        }

        .contact-avatar img {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            object-fit: cover;
            border: 3px solid #E8F4F8;
            box-shadow: 0 2px 8px rgba(0,0,0,0.1);
        }

        .status-indicator {
            position: absolute;
            bottom: 4px;
            right: 4px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            border: 3px solid white;
            box-shadow: 0 1px 3px rgba(0,0,0,0.2);
        }

        .status-indicator.online { background: #28A745; }
        .status-indicator.away { background: #FFC107; }
        .status-indicator.offline { background: #6C757D; }

        .contact-info {
            flex: 1;
            min-width: 0;
        }

        .contact-name {
            font-weight: 600;
            color: #333;
            margin-bottom: 4px;
            font-size: 16px;
        }

        .contact-role {
            color: #0073A7;
            font-size: 14px;
            margin-bottom: 3px;
            font-weight: 500;
        }

        .contact-institution {
            color: #666;
            font-size: 13px;
            margin-bottom: 3px;
        }

        .contact-status {
            color: #999;
            font-size: 12px;
            font-style: italic;
        }

        .contact-specialty {
            margin-left: 10px;
        }

        .specialty-tag {
            background: linear-gradient(135deg, #E8F4F8, #D6EDF5);
            color: #0073A7;
            padding: 6px 12px;
            border-radius: 15px;
            font-size: 12px;
            font-weight: 600;
            border: 1px solid #C7E6F0;
        }

        /* Compositor de mensaje */
        .message-composer {
            max-width: 700px;
        }

        .messaging-modal-header .contact-info {
            display: flex;
            align-items: center;
        }

        .messaging-modal-header .contact-info img {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            margin-right: 12px;
            border: 2px solid rgba(255,255,255,0.3);
            object-fit: cover;
        }

        .messaging-modal-header .contact-info div h3 {
            margin: 0;
            font-size: 1.1rem;
        }

        .messaging-modal-header .contact-info div span {
            font-size: 12px;
            opacity: 0.8;
        }

        .message-composer-area textarea {
            width: 100%;
            min-height: 120px;
            padding: 15px;
            border: 2px solid #E5E5E5;
            border-radius: 10px;
            font-family: inherit;
            font-size: 14px;
            resize: vertical;
            margin-bottom: 15px;
            box-sizing: border-box;
        }

        .message-composer-area textarea:focus {
            outline: none;
            border-color: #0073A7;
        }

        .message-options {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
        }

        .message-actions {
            display: flex;
            gap: 8px;
        }

        .btn-icon {
            background: #F8F9FA;
            border: 1px solid #E5E5E5;
            border-radius: 8px;
            padding: 10px;
            cursor: pointer;
            transition: all 0.3s;
            color: #666;
        }

        .btn-icon:hover {
            background: #0073A7;
            color: white;
            border-color: #0073A7;
        }

        .send-actions {
            display: flex;
            gap: 10px;
        }

        .messaging-modal .btn-secondary, 
        .messaging-modal .btn-primary {
            padding: 10px 20px;
            border-radius: 8px;
            border: none;
            cursor: pointer;
            font-size: 14px;
            transition: all 0.3s;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .messaging-modal .btn-secondary {
            background: #F8F9FA;
            color: #666;
            border: 1px solid #E5E5E5;
        }

        .messaging-modal .btn-secondary:hover {
            background: #E9ECEF;
        }

        .messaging-modal .btn-primary {
            background: #0073A7;
            color: white;
        }

        .messaging-modal .btn-primary:hover {
            background: #005A87;
        }

        /* Toast de mensaje */
        .message-toast {
            position: fixed;
            top: 20px;
            right: 20px;
            background: white;
            padding: 15px 20px;
            border-radius: 8px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.2);
            transform: translateX(400px);
            transition: transform 0.3s ease;
            z-index: 3000;
            border-left: 4px solid #17A2B8;
        }

        .message-toast.success {
            border-left-color: #28A745;
        }

        .message-toast.show {
            transform: translateX(0);
        }

        .toast-content {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .toast-icon {
            font-size: 18px;
            color: #17A2B8;
        }

        .message-toast.success .toast-icon {
            color: #28A745;
        }

        .toast-text {
            color: #333;
            font-weight: 500;
        }


/* Toast de mensaje */
.message-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: white;
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    transform: translateX(400px);
    transition: transform 0.3s ease;
    z-index: 3000;
    border-left: 4px solid #17A2B8;
}

.message-toast.success {
    border-left-color: #28A745;
}

.message-toast.show {
    transform: translateX(0);
}

.toast-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

.toast-icon {
    font-size: 18px;
    color: #17A2B8;
}

.message-toast.success .toast-icon {
    color: #28A745;
}

.toast-text {
    color: #333;
    font-weight: 500;
}


        /* ===== separacion===== */
         /* ===== separacion===== */
          /* ===== separacion===== */
           /* ===== separacion===== */
            /* ===== separacion===== */
             /* ===== separacion===== */
              /* ===== separacion===== */
               /* ===== separacion===== */
                /* ===== separacion===== */
                 /* ===== separacion===== */
                  /* ===== separacion===== */
                   /* ===== separacion===== */
                   
                    /* ===== separacion===== */
                     /* ===== separacion===== */
                      /* ===== separacion===== */
                       /* ===== separacion===== */
                        /* ===== separacion===== */
                        
                         /* ===== separacion===== */
                         /* ===== separacion===== */
        /* Footer */
        .main-footer {
        background: var(--gray-800);
        color: var(--gray-300);
        padding: var(--spacing-lg) 0;
        margin-top: var(--spacing-xxl);
        display: none;
        }

        .main-footer.logged-in {
        display: block;
        }

        .footer-content {
        text-align: center;
        max-width: 1400px;
        margin: 0 auto;
        padding: 0 var(--spacing-xl);
        }

        .footer-content p {
        margin: 0;
        font-size: var(--font-size-sm);
        }

        /* Responsive Design */
        @media (max-width: 1200px) {
        .main-content {
            padding: var(--spacing-lg);
        }
        
        .header-content,
        .nav-content {
            padding: 0 var(--spacing-lg);
        }
        }

        @media (max-width: 768px) {
        .landing-container {
            padding: 2rem;
            margin: 1rem;
        }

        .quick-access-single .quick-access-btn {
            min-width: 180px;
            padding: 1rem;
        }

        .nav-modules {
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        
        .nav-modules::-webkit-scrollbar {
            display: none;
        }
        
        .nav-item span {
            display: none;
        }
        
        .header-content,
        .nav-content {
            padding: 0 var(--spacing-md);
        }
        
        .main-content {
            padding: var(--spacing-md);
        }
        
        .logo-text span {
            display: none;
        }
        
        .kpi-grid {
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        }

        .current-user-info {
            flex-direction: column;
            gap: var(--spacing-sm);
            align-items: flex-end;
        }

        .user-details {
            display: none;
        }

        .profile-selector-nav {
            min-width: 150px;
        }

        .app-sidebar {
            right: 10px;
            gap: var(--spacing-sm);
        }

        .sidebar-item {
            width: 45px;
            height: 45px;
        }
        }

        .nav-modules {
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        
        .nav-modules::-webkit-scrollbar {
            display: none;
        }
        
        .nav-item span {
            display: none;
        }
        
        .header-content {
            padding: 0 var(--spacing-md);
        }
        
        .nav-content {
            padding: 0 var(--spacing-md);
        }
        
        .main-content {
            padding: var(--spacing-md);
        }
        
        .user-info {
            display: none;
        }
        
        .logo-text span {
            display: none;
        }
        
        .kpi-grid {
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        }

        .nav-controls {
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .profile-selector select,
        .access-level select {
            min-width: 150px;
        }

        .app-sidebar {
            right: 10px;
            gap: var(--spacing-sm);
        }

        .sidebar-item {
            width: 45px;
            height: 45px;
        }
        }

        @media (max-width: 480px) {
        .module-header {
            flex-direction: column;
            align-items: flex-start;
            gap: var(--spacing-md);
        }
        
        .header-actions {
            width: 100%;
            justify-content: flex-start;
        }
        
        .kpi-card {
            flex-direction: column;
            text-align: center;
        }

        .profile-header {
            flex-direction: column;
            text-align: center;
        }
        }

        /* Animaciones */
        @keyframes slideIn {
            from {
            opacity: 0;
            transform: translateX(100%);
            }
            to {
            opacity: 1;
            transform: translateX(0);
            }
        }
        
        @keyframes slideOut {
            from {
            opacity: 1;
            transform: translateX(0);
            }
            to {
            opacity: 0;
            transform: translateX(100%);
            }
        }
        
        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        @keyframes pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.05); }
        }

        .study-card,
        .device-card,
        .expert-card,
        .validation-item {
            transition: all 0.3s ease;
        }
        
        .kpi-content h3,
        .metric-value {
            transition: all 0.3s ease;
        }
        
        .sidebar-item:hover {
            animation: pulse 0.6s ease-in-out;
        }