/* Estilos personalizados para el Sistema de Certificados */

/* ============================================
   ESTILOS PARA VERIFICACIÓN DE CERTIFICADOS
   ============================================ */

.certificate-validation-result {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 10px;
    padding: 0.8rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    border: 1px solid #e9ecef;
}

/* Sello de autenticidad */
.certificate-seal {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 0.3rem;
}

.seal-circle {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #28a745, #20c997);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(40, 167, 69, 0.3);
    animation: pulse 2s infinite;
}

.seal-circle i {
    font-size: 1.5rem;
    color: white;
}

.seal-text {
    font-weight: 700;
    font-size: 0.75rem;
    color: #28a745;
    margin-top: 0.3rem;
    letter-spacing: 0.5px;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Título del certificado */
.certificate-title {
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.3px;
    margin-bottom: 0.2rem;
}

.certificate-subtitle {
    font-size: 0.8rem;
    margin-bottom: 0.2rem;
}

/* Documento del certificado */
.certificate-document {
    background: #ffffff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0,0,0,0.08);
}

.certificate-border {
    border: 3px solid #28a745;
    border-radius: 12px;
    position: relative;
}

.certificate-border::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(45deg, #28a745, #20c997, #28a745);
    border-radius: 12px;
    z-index: -1;
    animation: borderGlow 3s ease-in-out infinite;
}

@keyframes borderGlow {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.certificate-content {
    padding: 0.6rem;
    background: #ffffff;
    border-radius: 6px;
}

/* Logo de la institución */
.certificate-logo {
    border-bottom: 1px solid #e9ecef;
    padding-bottom: 0.3rem;
    margin-bottom: 0.3rem;
}

.institution-name h4 {
    color: #28a745;
    font-weight: 700;
    font-size: 0.9rem;
    margin: 0;
}

/* Tarjetas de información */
.info-card {
    display: flex;
    align-items: center;
    padding: 0.4rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 6px;
    border: 1px solid #e9ecef;
    transition: all 0.3s ease;
    height: 100%;
}

.info-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    border-color: #28a745;
}

.info-icon {
    width: 35px;
    height: 35px;
    background: linear-gradient(135deg, #28a745, #20c997);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 0.4rem;
    flex-shrink: 0;
}

.info-icon i {
    font-size: 0.9rem;
    color: white;
}

.info-content {
    flex-grow: 1;
}

.info-label {
    font-size: 0.6rem;
    font-weight: 600;
    color: #6c757d;
    letter-spacing: 0.3px;
    margin-bottom: 0.1rem;
    text-transform: uppercase;
}

.info-value {
    font-size: 0.8rem;
    font-weight: 600;
    color: #212529;
    margin-bottom: 0;
}

.info-detail {
    color: #6c757d;
    font-size: 0.7rem;
}

/* Footer del certificado */
.certificate-footer {
    border-top: 1px solid #e9ecef !important;
    padding-top: 0.3rem !important;
    margin-top: 0.3rem !important;
}

.verification-date {
    font-size: 0.65rem;
}

.security-badge .badge {
    font-weight: 600;
    letter-spacing: 0.5px;
    border-radius: 25px;
}

/* Información de seguridad */
.security-info {
    background: rgba(40, 167, 69, 0.05);
    border-radius: 10px;
    padding: 1.5rem;
    border: 1px solid rgba(40, 167, 69, 0.1);
}

.security-item {
    padding: 1rem;
}

.security-item i {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.trust-message {
    border: 2px solid #28a745;
    background: linear-gradient(135deg, rgba(40, 167, 69, 0.05), rgba(32, 201, 151, 0.05)) !important;
}

/* Animaciones de entrada */
.certificate-validation-result {
    animation: slideInUp 0.6s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .certificate-validation-result {
        padding: 1rem;
    }
    
    .certificate-content {
        padding: 1rem;
    }
    
    .info-card {
        flex-direction: column;
        text-align: center;
    }
    
    .info-icon {
        margin-right: 0;
        margin-bottom: 1rem;
    }
    
    .certificate-title {
        font-size: 1.4rem;
    }
}

/* ============================================
   ESTILOS PARA CERTIFICADOS INVÁLIDOS
   ============================================ */

.certificate-error-result {
    background: linear-gradient(135deg, #fff5f5 0%, #ffffff 100%);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(220, 53, 69, 0.1);
    border: 1px solid #f8d7da;
}

/* Sello de error */
.error-seal {
    background: linear-gradient(135deg, #dc3545, #e74c3c);
    box-shadow: 0 8px 20px rgba(220, 53, 69, 0.3);
    animation: shake 0.5s ease-in-out;
}

.error-text {
    color: #dc3545;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Documento de error */
.error-document {
    background: #ffffff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(220, 53, 69, 0.08);
}

.error-border {
    border: 3px solid #dc3545;
    border-radius: 12px;
    position: relative;
}

.error-border::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(45deg, #dc3545, #e74c3c, #dc3545);
    border-radius: 12px;
    z-index: -1;
    animation: errorGlow 2s ease-in-out infinite;
}

@keyframes errorGlow {
    0%, 100% { opacity: 0.8; }
    50% { opacity: 0.4; }
}

.error-content {
    padding: 2rem;
    background: #ffffff;
    border-radius: 9px;
    text-align: center;
}

.error-icon {
    margin-bottom: 1.5rem;
}

.code-display {
    margin: 1rem 0;
}

.error-suggestions {
    background: rgba(220, 53, 69, 0.05);
    border-radius: 10px;
    padding: 1.5rem;
    border: 1px solid rgba(220, 53, 69, 0.1);
}

.suggestion-item {
    padding: 1rem;
}

.suggestion-item i {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

/* ============================================
   ESTILOS PARA MODAL DE CERTIFICADOS
   ============================================ */

.certificate-modal-content {
    border: none;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    max-height: 95vh;
    width: 95vw;
    max-width: 1000px;
}

.certificate-modal-header {
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
    border: none;
    padding: 0.6rem 1rem;
    border-radius: 15px 15px 0 0;
}

.certificate-modal-header .modal-title {
    font-weight: 700;
    font-size: 1.1rem;
}

.certificate-modal-header .btn-close {
    filter: invert(1);
    opacity: 0.8;
}

.certificate-modal-header .btn-close:hover {
    opacity: 1;
}

.certificate-modal-body {
    padding: 0;
    background: #f8f9fa;
    max-height: 75vh;
    overflow-y: auto;
}

.certificate-modal-body::-webkit-scrollbar {
    width: 8px;
}

.certificate-modal-body::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.certificate-modal-body::-webkit-scrollbar-thumb {
    background: #28a745;
    border-radius: 4px;
}

.certificate-modal-body::-webkit-scrollbar-thumb:hover {
    background: #20c997;
}

.certificate-modal-footer {
    background: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 0 0 15px 15px;
    box-shadow: 0 -5px 15px rgba(0,0,0,0.1);
}

.certificate-modal-footer .btn {
    border-radius: 20px;
    padding: 0.4rem 1rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    font-size: 0.85rem;
}

/* Animaciones del modal */
.modal.fade .modal-dialog {
    transform: scale(0.8) translateY(-50px);
    transition: transform 0.3s ease-out;
}

.modal.show .modal-dialog {
    transform: scale(1) translateY(0);
}

/* Efectos especiales para el modal */
.certificate-modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(40, 167, 69, 0.1) 50%, transparent 70%);
    animation: shimmer 3s ease-in-out infinite;
    pointer-events: none;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Estilos específicos para modal de loading */
#loading-modal .certificate-modal-content {
    min-width: 350px;
    max-width: 400px;
}

#loading-modal .certificate-modal-body {
    padding: 3rem 2rem !important;
    text-align: center;
}

#loading-modal .spinner-border {
    width: 3rem !important;
    height: 3rem !important;
}

/* Responsive para móviles */
@media (max-width: 768px) {
    .certificate-modal-content {
        margin: 0.5rem;
        max-height: 95vh;
        width: 95vw !important;
        max-width: none !important;
    }
    
    .certificate-modal-header,
    .certificate-modal-footer {
        padding: 1rem;
    }
    
    .certificate-modal-header .modal-title {
        font-size: 1.2rem;
    }
    
    .certificate-modal-footer .btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}

/* Estilos para impresión */
@media print {
    .certificate-modal-header,
    .certificate-modal-footer {
        display: none !important;
    }
    
    .certificate-modal-body {
        max-height: none !important;
        overflow: visible !important;
        padding: 1rem !important;
        background: white !important;
    }
    
    .certificate-validation-result,
    .certificate-error-result {
        box-shadow: none !important;
        border: 2px solid #000 !important;
        page-break-inside: avoid;
    }
}

/* ============================================
   ESTILOS PARA MODAL DE LOADING
   ============================================ */

.loading-content {
    padding: 2rem;
}

.loading-content .spinner-border {
    border-width: 0.3em;
}

.loading-content h5 {
    color: #28a745;
    font-weight: 600;
}

/* Animación del spinner personalizada */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-content .spinner-border {
    animation: spin 1s linear infinite;
}

/* Estilos para botones deshabilitados durante verificación */
button:disabled {
    opacity: 0.6;
    cursor: not-allowed !important;
    pointer-events: none;
}

button:disabled:hover {
    transform: none !important;
    box-shadow: none !important;
}

/* ============================================
   ESTILOS PARA MODALES DE CERTIFICADOS
   ============================================ */

/* Scrollbars personalizados */
#participantes-list::-webkit-scrollbar,
.table-responsive::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

#participantes-list::-webkit-scrollbar-track,
.table-responsive::-webkit-scrollbar-track {
    background: #f8f9fa;
    border-radius: 4px;
}

#participantes-list::-webkit-scrollbar-thumb,
.table-responsive::-webkit-scrollbar-thumb {
    background: #ced4da;
    border-radius: 4px;
}

#participantes-list::-webkit-scrollbar-thumb:hover,
.table-responsive::-webkit-scrollbar-thumb:hover {
    background: #adb5bd;
}

/* Cards de participantes */
.participante-checkbox-card {
    transition: all 0.2s ease;
    cursor: pointer;
}

.participante-checkbox-card:hover {
    background: #e9ecef !important;
    transform: translateX(3px);
}

/* Filas de tabla */
#certificates-tbody tr {
    transition: all 0.15s ease;
}

#certificates-tbody tr:hover {
    background: #f8f9fa !important;
}

/* Badges compactos */
.badge {
    font-size: 0.75rem;
    padding: 0.35rem 0.65rem;
}

/* Botones compactos */
.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
}

/* Modales */
.modal-content {
    border: none;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.modal-header {
    border-bottom: 1px solid #dee2e6;
}

.modal-body {
    padding: 1.25rem;
}

/* Progress bar */
.progress {
    border-radius: 4px;
}

.progress-bar {
    transition: width 0.4s ease;
}

/* Tabla de certificados optimizada */
#certificados-table td {
    vertical-align: middle;
}

#certificados-table td code {
    font-size: 0.8rem;
    padding: 0.2rem 0.4rem;
}

#certificados-table .btn-group {
    white-space: nowrap;
}

#certificados-table .btn-group .btn {
    padding: 0.25rem 0.5rem;
}

#certificados-table td[style*="text-align: center"] {
    text-align: center !important;
}

/* Truncamiento de texto con tooltip */
#certificados-table td span[title] {
    cursor: help;
    border-bottom: 1px dotted #6c757d;
}

/* Tooltip para modal de certificados */
#certificates-tbody td span[title] {
    cursor: help;
    border-bottom: 1px dotted #6c757d;
}

/* Tabla del modal de certificados */
#certificates-tbody td {
    vertical-align: middle;
}

#certificates-tbody .btn-group {
    white-space: nowrap;
}

/* Tabla del modal de generación masiva */
#participantes-list td {
    vertical-align: middle;
}

#participantes-list .form-check-input {
    margin: 0;
}

/* Estilos para ambos modales */
#certificates-tbody tr:hover,
#participantes-list tr:hover {
    background: #f8f9fa !important;
}

/* Estilos mejorados para switches y checkboxes */
.form-switch .form-check-input {
    background-color: #e9ecef;
    border-color: #adb5bd;
    transition: all 0.15s ease-in-out;
}

.form-switch .form-check-input:checked {
    background-color: #198754;
    border-color: #198754;
}

.form-switch .form-check-input:focus {
    box-shadow: 0 0 0 0.25rem rgba(25, 135, 84, 0.25);
}

.form-check-label {
    transition: color 0.15s ease-in-out;
}

.form-check-label:hover {
    color: #0d6efd !important;
}

/* Estilos para botones de selección */
.btn-group .btn-outline-success:hover {
    background-color: #198754;
    border-color: #198754;
    color: white;
}

.btn-group .btn-outline-secondary:hover {
    background-color: #6c757d;
    border-color: #6c757d;
    color: white;
}

:root {
    /* Colores base - Paleta elegante y moderna */
    --primary-color: #1E3A8A;
    --secondary-color: #3B82F6;
    --text-main: #111827;
    --text-secondary: #6B7280;
    --background: #FFFFFF;
    --background-alt: #F9FAFB;
    --border-color: #F3F4F6;
    
    /* Colores de estado */
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --error-color: #EF4444;
    --info-color: #3B82F6;
    
    /* Colores hover y interacciones */
    --primary-hover: #1E40AF;
    --secondary-hover: #2563EB;
    --success-hover: #059669;
    --warning-hover: #D97706;
    --error-hover: #DC2626;
    
    /* Colores legacy para compatibilidad */
    --light-color: var(--background-alt);
    --dark-color: var(--text-main);
    --elegant-gray: var(--background-alt);
    --soft-blue: var(--secondary-color);
    --warm-gray: var(--background-alt);
}

body {
    font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--background-alt);
    line-height: 1.6;
    color: var(--text-main);
}

/* Tipografía mejorada */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.3;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.1rem; }

p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* Texto destacado */
.text-primary { color: var(--primary-color) !important; }
.text-secondary { color: var(--secondary-color) !important; }
.text-success { color: var(--success-color) !important; }
.text-warning { color: var(--warning-color) !important; }
.text-danger { color: var(--error-color) !important; }
.text-muted { color: var(--text-secondary) !important; }

/* Navbar personalizada */
.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
    color: white !important;
}

.navbar {
    background: var(--primary-color) !important;
    box-shadow: 0 2px 8px rgba(30, 58, 138, 0.2);
    border-bottom: 1px solid rgba(30, 58, 138, 0.1);
}

.navbar-nav .nav-link {
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9) !important;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem !important;
    border-radius: 6px;
    margin: 0 0.25rem;
}

.navbar-nav .nav-link:hover {
    color: #fff !important;
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

.navbar-nav .nav-link.active {
    color: #fff !important;
    background-color: rgba(255, 255, 255, 0.15);
}

/* Navbar toggler para móvil */
.navbar-toggler {
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 0.25rem 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.25);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Cards con sombra */
.card {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background-color: var(--background);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-color: var(--border-color);
}

/* Dashboard cards - Colores mejorados */
.card.bg-primary,
.card.bg-success,
.card.bg-warning,
.card.bg-info {
    border-radius: 12px;
    transition: all 0.3s ease;
    border: none !important;
}

/* Card de Cursos - Azul elegante */
.card.bg-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1E40AF 100%) !important;
    box-shadow: 0 4px 12px rgba(30, 58, 138, 0.2) !important;
}

/* Card de Participantes - Verde elegante */
.card.bg-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%) !important;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2) !important;
}

/* Card de Certificados - Amarillo elegante */
.card.bg-warning {
    background: linear-gradient(135deg, var(--warning-color) 0%, #D97706 100%) !important;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.2) !important;
}

/* Card de Hoy - Azul info elegante */
.card.bg-info {
    background: linear-gradient(135deg, var(--info-color) 0%, #2563EB 100%) !important;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2) !important;
}

/* Efectos hover para las cards del dashboard */
.card.bg-primary:hover,
.card.bg-success:hover,
.card.bg-warning:hover,
.card.bg-info:hover {
    transform: translateY(-3px) !important;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15) !important;
}

/* Iconos de las cards del dashboard */
.card.bg-primary .fa-2x,
.card.bg-success .fa-2x,
.card.bg-warning .fa-2x,
.card.bg-info .fa-2x {
    opacity: 0.9;
    transition: all 0.3s ease;
    font-size: 1.8rem !important;
}

.card.bg-primary:hover .fa-2x,
.card.bg-success:hover .fa-2x,
.card.bg-warning:hover .fa-2x,
.card.bg-info:hover .fa-2x {
    opacity: 1;
    transform: scale(1.05);
}

/* Texto de las cards del dashboard */
.card.bg-primary h4,
.card.bg-success h4,
.card.bg-warning h4,
.card.bg-info h4 {
    font-weight: 700;
    font-size: 1.5rem;
    margin-bottom: 0.3rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.card.bg-primary p,
.card.bg-success p,
.card.bg-warning p,
.card.bg-info p {
    font-weight: 500;
    font-size: 0.85rem;
    opacity: 0.95;
    margin-bottom: 0;
}

/* Animación de entrada para las cards con retraso escalonado */
.card.bg-primary {
    animation: slideInUp 0.6s ease-out 0.1s both;
}

.card.bg-success {
    animation: slideInUp 0.6s ease-out 0.2s both;
}

.card.bg-warning {
    animation: slideInUp 0.6s ease-out 0.3s both;
}

.card.bg-info {
    animation: slideInUp 0.6s ease-out 0.4s both;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== DASHBOARD SECCIONES MODERNAS ===== */

/* Cards del dashboard mejoradas */
.dashboard-card-modern {
    border: none !important;
    border-radius: 12px !important;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08) !important;
    background-color: var(--background) !important;
    overflow: hidden;
    transition: all 0.3s ease;
}

.dashboard-card-modern:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12) !important;
    transform: translateY(-2px);
}

/* Headers de las cards del dashboard */
.dashboard-card-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%) !important;
    border: none !important;
    padding: 0.9rem 1.2rem !important;
}

.dashboard-card-title {
    color: white !important;
    font-weight: 600 !important;
    font-size: 1rem !important;
    margin: 0 !important;
    display: flex;
    align-items: center;
}

.dashboard-card-title i {
    opacity: 0.9;
}

/* ===== TABLA DE CERTIFICADOS RECIENTES ===== */
.dashboard-table-container {
    border-radius: 0 0 12px 12px;
    overflow: hidden;
}

.dashboard-table {
    margin: 0 !important;
    border: none !important;
}

.dashboard-table-header {
    background-color: var(--background-alt) !important;
}

.dashboard-table-header th {
    background-color: var(--background-alt) !important;
    color: var(--text-main) !important;
    border: none !important;
    padding: 0.75rem 1.2rem !important;
    font-weight: 600 !important;
    font-size: 0.9rem !important;
    text-transform: uppercase !important;
    letter-spacing: 0.5px !important;
}

.dashboard-table tbody tr {
    background-color: var(--background) !important;
    border: none !important;
    transition: all 0.3s ease !important;
}

.dashboard-table tbody tr:nth-child(even) {
    background-color: var(--background-alt) !important;
}

.dashboard-table tbody tr:hover {
    background-color: #EFF6FF !important;
    transform: translateX(4px);
}

.dashboard-table tbody tr:nth-child(even):hover {
    background-color: #E0F2FE !important;
}

.dashboard-table tbody td {
    padding: 0.75rem 1.2rem !important;
    border: none !important;
    vertical-align: middle !important;
    color: var(--text-main) !important;
    font-size: 0.85rem !important;
}

/* Iconos de estado en la tabla */
.dashboard-table .status-icon {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
}

.dashboard-table .status-icon.valid {
    background-color: var(--success-color);
    color: white;
}

.dashboard-table .status-icon.pending {
    background-color: var(--warning-color);
    color: white;
}

.dashboard-table .status-icon.invalid {
    background-color: var(--error-color);
    color: white;
}

/* ===== SECCIÓN VERIFICAR CERTIFICADO ===== */
.dashboard-verify-body {
    padding: 1.5rem 1.2rem !important;
}

.dashboard-form-label {
    color: var(--text-main) !important;
    font-weight: 600 !important;
    font-size: 0.85rem !important;
    margin-bottom: 0.5rem !important;
    display: flex;
    align-items: center;
}

.dashboard-form-label i {
    color: var(--secondary-color);
    opacity: 0.8;
}

.dashboard-input {
    border: 2px solid #D1D5DB !important;
    border-radius: 10px !important;
    padding: 0.65rem 0.9rem !important;
    font-size: 0.85rem !important;
    transition: all 0.3s ease !important;
    background-color: var(--background) !important;
    color: var(--text-main) !important;
}

.dashboard-input:focus {
    border-color: var(--secondary-color) !important;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1) !important;
    outline: none !important;
}

.dashboard-input:hover {
    border-color: #9CA3AF !important;
}

.dashboard-verify-btn {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #2563EB 100%) !important;
    border: none !important;
    border-radius: 10px !important;
    padding: 0.65rem 0.9rem !important;
    font-weight: 600 !important;
    font-size: 0.85rem !important;
    color: white !important;
    transition: all 0.3s ease !important;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3) !important;
}

.dashboard-verify-btn:hover {
    background: linear-gradient(135deg, #1E40AF 0%, #1D4ED8 100%) !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4) !important;
}

.dashboard-verify-btn:active {
    transform: translateY(0) !important;
}

/* Estados de validación */
.dashboard-verify-result {
    border-radius: 10px !important;
    padding: 0.8rem !important;
    font-weight: 500 !important;
    font-size: 0.85rem !important;
    display: none;
    align-items: center;
    gap: 0.75rem;
    animation: fadeInUp 0.3s ease-out;
}

.dashboard-verify-result.show {
    display: flex !important;
}

.dashboard-verify-result.valid {
    background-color: #ECFDF5 !important;
    color: #065F46 !important;
    border: 1px solid #A7F3D0 !important;
}

.dashboard-verify-result.invalid {
    background-color: #FEF2F2 !important;
    color: #991B1B !important;
    border: 1px solid #FECACA !important;
}

.dashboard-verify-result.processing {
    background-color: #FFFBEB !important;
    color: #92400E !important;
    border: 1px solid #FED7AA !important;
}

.dashboard-verify-default {
    display: block;
    transition: all 0.3s ease;
}

.dashboard-verify-default.hide {
    display: none !important;
}

/* Animación para los resultados */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive para mobile */
@media (max-width: 768px) {
    .dashboard-table-header th,
    .dashboard-table tbody td {
        padding: 0.75rem 1rem !important;
        font-size: 0.8rem !important;
    }
    
    .dashboard-verify-body {
        padding: 1.5rem 1rem !important;
    }
    
    .dashboard-card-title {
        font-size: 1rem !important;
    }
}

/* ===== MEJORAS ADICIONALES ===== */

/* Animación de entrada para las cards del dashboard */
.dashboard-card-modern {
    animation: slideInUp 0.6s ease-out;
}

.dashboard-card-modern:nth-child(1) {
    animation-delay: 0.1s;
}

.dashboard-card-modern:nth-child(2) {
    animation-delay: 0.2s;
}

/* Efecto de pulso para el botón de verificación */
.dashboard-verify-btn:focus {
    animation: pulse 0.3s ease-in-out;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Mejoras en el input de verificación */
.dashboard-input::placeholder {
    color: #9CA3AF !important;
    font-style: italic;
}

/* Estados de carga para la tabla */
.dashboard-table tbody tr.loading {
    opacity: 0.6;
    pointer-events: none;
}

.dashboard-table tbody tr.loading td {
    position: relative;
}

.dashboard-table tbody tr.loading td::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Mejoras en los badges de estado */
.dashboard-table .badge {
    font-size: 0.7rem !important;
    padding: 0.3rem 0.7rem !important;
    border-radius: 15px !important;
    font-weight: 600 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.5px !important;
}

/* Efecto de hover mejorado para las filas */
.dashboard-table tbody tr {
    cursor: pointer;
}

.dashboard-table tbody tr:hover .status-icon {
    transform: scale(1.1);
    transition: transform 0.2s ease;
}

/* Mejoras en el código de verificación */
.dashboard-verify-result code {
    background-color: rgba(255, 255, 255, 0.8) !important;
    color: var(--text-main) !important;
    padding: 0.25rem 0.5rem !important;
    border-radius: 6px !important;
    font-family: 'Courier New', monospace !important;
    font-size: 0.8rem !important;
    border: 1px solid rgba(0, 0, 0, 0.1) !important;
}

/* Animación para los iconos de estado */
.dashboard-table .status-icon {
    transition: all 0.3s ease;
}

.dashboard-table .status-icon.valid {
    animation: bounceIn 0.6s ease-out;
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* ===== ESTILOS PARA GENERACIÓN MASIVA MEJORADA ===== */

/* Radio buttons personalizados para método de generación */
.form-check-input[type="radio"] {
    width: 1.2rem !important;
    height: 1.2rem !important;
    margin-top: 0.1rem !important;
    border: 2px solid var(--border-color) !important;
    transition: all 0.3s ease !important;
}

.form-check-input[type="radio"]:checked {
    background-color: var(--secondary-color) !important;
    border-color: var(--secondary-color) !important;
    box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25) !important;
}

.form-check-input[type="radio"]:hover {
    border-color: var(--secondary-color) !important;
}

.form-check-label {
    cursor: pointer !important;
    padding-left: 0.5rem !important;
    transition: all 0.3s ease !important;
}

.form-check-label:hover {
    color: var(--text-main) !important;
}

/* Cards para los métodos de generación */
.form-check {
    background: var(--background) !important;
    border: 2px solid var(--border-color) !important;
    border-radius: 12px !important;
    padding: 1rem !important;
    margin-bottom: 0.5rem !important;
    transition: all 0.3s ease !important;
    cursor: pointer !important;
}

.form-check:hover {
    border-color: var(--secondary-color) !important;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.1) !important;
    transform: translateY(-2px) !important;
}

.form-check-input[type="radio"]:checked + .form-check-label .form-check {
    border-color: var(--secondary-color) !important;
    background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%) !important;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2) !important;
}

/* Iconos en los métodos */
.form-check-label i {
    font-size: 1.2rem !important;
    margin-right: 0.5rem !important;
    transition: all 0.3s ease !important;
}

.form-check:hover .form-check-label i {
    transform: scale(1.1) !important;
}

/* Estilos para las listas de selección */
#participantes-list,
#cursos-list {
    background-color: var(--background-alt) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 8px !important;
}

/* Items de la lista */
.participante-item,
.curso-item {
    background-color: var(--background) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 8px !important;
    padding: 0.75rem !important;
    margin-bottom: 0.5rem !important;
    transition: all 0.3s ease !important;
    cursor: pointer !important;
    display: flex !important;
    align-items: center !important;
    gap: 0.75rem !important;
}

.participante-item:hover,
.curso-item:hover {
    border-color: var(--secondary-color) !important;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.1) !important;
    transform: translateX(4px) !important;
}

.participante-item.selected,
.curso-item.selected {
    border-color: var(--success-color) !important;
    background: linear-gradient(135deg, #ECFDF5 0%, #D1FAE5 100%) !important;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.2) !important;
}

/* Checkbox personalizado */
.participante-checkbox,
.curso-checkbox {
    width: 1.1rem !important;
    height: 1.1rem !important;
    border: 2px solid var(--border-color) !important;
    border-radius: 4px !important;
    transition: all 0.3s ease !important;
    cursor: pointer !important;
}

.participante-checkbox:checked,
.curso-checkbox:checked {
    background-color: var(--success-color) !important;
    border-color: var(--success-color) !important;
}

/* Información del participante/curso */
.participante-info,
.curso-info {
    flex: 1 !important;
}

.participante-info .fw-medium,
.curso-info .fw-medium {
    color: var(--text-main) !important;
    font-weight: 600 !important;
    margin-bottom: 0.25rem !important;
}

.participante-info .text-muted,
.curso-info .text-muted {
    font-size: 0.85rem !important;
    color: var(--text-secondary) !important;
}

/* Badge de estado */
.estado-badge {
    font-size: 0.75rem !important;
    padding: 0.25rem 0.5rem !important;
    border-radius: 12px !important;
    font-weight: 600 !important;
}

.estado-badge.activo {
    background-color: var(--success-color) !important;
    color: white !important;
}

.estado-badge.inactivo {
    background-color: var(--text-secondary) !important;
    color: white !important;
}

/* Animación para mostrar/ocultar secciones */
.selector-section {
    transition: all 0.4s ease !important;
    opacity: 1 !important;
    transform: translateY(0) !important;
}

.selector-section.hidden {
    opacity: 0 !important;
    transform: translateY(-10px) !important;
    pointer-events: none !important;
}

/* Botones de selección */
.btn-outline-primary,
.btn-outline-secondary {
    border-radius: 8px !important;
    font-size: 0.85rem !important;
    padding: 0.4rem 0.8rem !important;
    transition: all 0.3s ease !important;
}

.btn-outline-primary:hover {
    background-color: var(--secondary-color) !important;
    border-color: var(--secondary-color) !important;
    transform: translateY(-1px) !important;
}

.btn-outline-secondary:hover {
    background-color: var(--text-secondary) !important;
    border-color: var(--text-secondary) !important;
    transform: translateY(-1px) !important;
}




/* Tablas responsivas mejoradas */
.table {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
    border: 1px solid #dee2e6;
}

/* Estilos para nombres de curso - Versión mejorada */
.curso-nombre {
    display: inline-block;
    position: relative;
    color: var(--text-main);
    font-weight: 500;
}

/* Opción 1: Badge compacto con dropdown */
.curso-badge {
    display: inline-flex;
    align-items: center;
    background-color: var(--background-alt);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 4px 12px;
    font-size: 0.85rem;
    max-width: 180px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.curso-badge:hover {
    background-color: var(--secondary-color);
    color: white;
    border-color: var(--secondary-color);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.curso-badge-text {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

.curso-badge-arrow {
    margin-left: 6px;
    font-size: 0.7rem;
    opacity: 0.7;
    transition: transform 0.3s ease;
}

.curso-badge:hover .curso-badge-arrow {
    transform: rotate(180deg);
}

/* Opción 2: Texto con botón de expandir */
.curso-expandible {
    display: inline-block;
    position: relative;
    background-color: var(--background-alt);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 6px 10px;
    max-width: 200px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.curso-expandible:hover {
    border-color: var(--secondary-color);
    box-shadow: 0 2px 4px rgba(59, 130, 246, 0.2);
}

.curso-expandible-text {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline-block;
    max-width: calc(100% - 20px);
    font-size: 0.9rem;
}

.curso-expandible-icon {
    float: right;
    margin-left: 8px;
    color: var(--secondary-color);
    font-size: 0.8rem;
    line-height: 1.2;
}

/* Opción 3: Tooltip mejorado */
.curso-tooltip {
    position: relative;
    display: inline-block;
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    cursor: help;
    color: var(--text-main);
    border-bottom: 1px dashed var(--secondary-color);
}

.curso-tooltip:hover {
    color: var(--secondary-color);
}

.curso-tooltip::after {
    content: attr(data-full-title);
    position: absolute;
    top: 125%;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--text-main);
    color: white;
    padding: 10px 15px;
    border-radius: 8px;
    font-size: 0.85rem;
    white-space: normal;
    z-index: 1000;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    min-width: 250px;
    max-width: 350px;
    word-wrap: break-word;
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.curso-tooltip::before {
    content: '';
    position: absolute;
    top: 125%;
    left: 50%;
    transform: translateX(-50%) translateY(-100%);
    border: 6px solid transparent;
    border-bottom-color: var(--text-main);
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.curso-tooltip:hover::after,
.curso-tooltip:hover::before {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(5px);
}

.curso-tooltip:hover::before {
    transform: translateX(-50%) translateY(calc(-100% - 5px));
}

/* Popup para mostrar nombre completo del curso */
.curso-popup-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.curso-popup-modal.show {
    opacity: 1;
}

.curso-popup-content {
    background-color: var(--background);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow: hidden;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.curso-popup-modal.show .curso-popup-content {
    transform: scale(1);
}

.curso-popup-header {
    background-color: var(--primary-color);
    color: white;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.curso-popup-header h6 {
    margin: 0;
    font-weight: 600;
    font-size: 1.1rem;
}

.curso-popup-header .btn-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.curso-popup-header .btn-close:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.curso-popup-body {
    padding: 1.5rem;
}

.curso-popup-body .curso-full-name {
    margin: 0;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-main);
    word-wrap: break-word;
    background-color: var(--background-alt);
    padding: 1rem;
    border-radius: 8px;
    border-left: 4px solid var(--secondary-color);
}

.curso-popup-footer {
    padding: 1rem 1.5rem;
    background-color: var(--background-alt);
    border-top: 1px solid var(--border-color);
    text-align: right;
}

.curso-popup-footer .btn {
    padding: 0.5rem 1rem;
    font-weight: 500;
}

/* Estilos para la sección de Eje Temático */
#eje-tematico .d-flex.gap-3 {
    gap: 1rem !important;
}

#eje-tematico .form-select {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.9rem;
    padding: 0.5rem 0.75rem;
    transition: all 0.3s ease;
}

#eje-tematico .form-select:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.15);
}

#eje-tematico .btn {
    white-space: nowrap;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

#eje-empty-state .card {
    border-radius: 12px;
    background: linear-gradient(135deg, var(--background-alt) 0%, #ffffff 100%);
    border: 1px solid var(--border-color);
}

#eje-empty-state .card .card-body {
    padding: 3rem 2rem;
}

#modulos-empty-state .card {
    border-radius: 12px;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border: 1px solid var(--border-color);
}

#modulos-empty-state .card .card-body {
    padding: 2.5rem 2rem;
}

/* Mejoras para la información del eje temático */
#eje-info .card-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%) !important;
    border: none;
    border-radius: 12px 12px 0 0 !important;
}

#eje-info .card {
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-color);
}

/* Tabla de módulos mejorada */
#modulos-table-container .card {
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    border: 1px solid var(--border-color);
}

#modulos-table-container .table thead th {
    background-color: var(--primary-color);
    color: white;
    border: none;
    font-weight: 600;
    font-size: 0.9rem;
    padding: 1rem 0.75rem;
}

#modulos-table-container .table tbody tr {
    transition: all 0.3s ease;
}

#modulos-table-container .table tbody tr:hover {
    background-color: var(--background-alt);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.table thead th {
    background-color: var(--primary-color);
    color: white;
    border: none;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.8px;
    padding: 1rem 0.75rem;
    vertical-align: middle;
    position: relative;
}

.table thead th:first-child {
    border-top-left-radius: 8px;
}

.table thead th:last-child {
    border-top-right-radius: 8px;
}

.table tbody td {
    padding: 1rem 0.75rem;
    vertical-align: middle;
    border-bottom: 1px solid #f1f3f4;
    font-size: 0.95rem;
    font-weight: 500;
    color: #495057;
}

.table tbody tr {
    transition: all 0.3s ease;
    background-color: var(--background);
}

.table tbody tr:nth-child(even) {
    background-color: var(--background-alt);
}

.table tbody tr:hover {
    background-color: #f1f5f9;
    transform: none;
}

.table tbody tr:nth-child(even):hover {
    background-color: #e2e8f0;
}

/* Tabla de participantes específica */
#participantes-table tbody td {
    font-size: 0.9rem;
    line-height: 1.4;
}

#participantes-table tbody td:first-child {
    font-weight: 600;
    color: #0d6efd;
}

#participantes-table tbody td:nth-child(2) {
    font-family: 'Courier New', monospace;
    font-weight: 600;
    color: #6c757d;
}

#participantes-table tbody td:nth-child(3) {
    font-weight: 600;
    color: #212529;
}

#participantes-table tbody td:nth-child(4) {
    font-weight: 500;
    color: #495057;
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

#participantes-table tbody td:nth-child(5) {
    font-weight: 600;
    color: #6c757d;
    font-size: 0.85rem;
}

/* Responsive table wrapper */
.table-responsive {
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

/* Botones personalizados mejorados */
.btn {
    border-radius: 8px;
    font-weight: 600;
    transition: none;
    text-transform: none;
    letter-spacing: 0.3px;
    font-size: 0.9rem;
    padding: 0.6rem 1.2rem;
    box-shadow: none;
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
    font-weight: 600;
}

.btn-lg {
    padding: 0.8rem 1.6rem;
    font-size: 1rem;
    font-weight: 700;
}

.btn:hover {
    transform: none;
    box-shadow: none;
}

.btn-primary {
    background-color: var(--secondary-color);
    border: none;
    color: white;
    transition: all 0.3s ease;
}

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

.btn-success {
    background-color: var(--success-color);
    border: none;
    color: white;
    transition: all 0.3s ease;
}

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

.btn-warning {
    background-color: var(--warning-color);
    border: none;
    color: white;
    transition: all 0.3s ease;
}

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

.btn-danger {
    background-color: var(--error-color);
    border: none;
    color: white;
    transition: all 0.3s ease;
}

.btn-danger:hover {
    background-color: var(--error-hover);
    color: white;
}

.btn-info {
    background-color: var(--info-color);
    border: none;
    color: white;
    transition: all 0.3s ease;
}

.btn-info:hover {
    background-color: var(--secondary-hover);
    color: white;
}

/* Formularios */
.form-control,
.form-select {
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: var(--background);
    color: var(--text-main);
    transition: all 0.3s ease;
    padding: 0.75rem 1rem;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.15);
    background-color: var(--background);
}

.form-label {
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 0.5rem;
}

/* Modales */
.modal-content {
    border-radius: 15px;
    border: 1px solid var(--border-color);
    background-color: var(--background);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.modal-header {
    background: var(--primary-color);
    color: white;
    border-bottom: 1px solid var(--border-color);
    border-radius: 15px 15px 0 0;
    border: none;
}

.modal-header .btn-close {
    filter: invert(1);
}

/* Alertas personalizadas */
.alert {
    border-radius: 10px;
    border: none;
    font-weight: 500;
}

.alert-danger {
    background: linear-gradient(45deg, #f8d7da, #f5c2c7);
    color: #721c24;
}

.alert-success {
    background: linear-gradient(45deg, #d1e7dd, #a3cfbb);
    color: #0f5132;
}

.alert-warning {
    background: linear-gradient(45deg, #fff3cd, #ffeaa7);
    color: #664d03;
}

.alert-info {
    background: linear-gradient(45deg, #cff4fc, #9eeaf9);
    color: #055160;
}

/* Login section */
#login-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

#login-section .card {
    border-radius: 20px;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

/* Secciones */
.section {
    padding: 2rem 0;
    min-height: calc(100vh - 76px);
}

/* Badges personalizados mejorados */
.badge {
    border-radius: 20px;
    font-weight: 600;
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    box-shadow: none;
    transition: none;
}

.badge:hover {
    transform: none;
    box-shadow: none;
}

.badge.bg-success {
    background-color: var(--success-color) !important;
    color: white !important;
}

.badge.bg-warning {
    background-color: var(--warning-color) !important;
    color: white !important;
}

.badge.bg-primary {
    background-color: var(--primary-color) !important;
    color: white !important;
}

.badge.bg-danger {
    background-color: var(--error-color) !important;
    color: white !important;
}

/* Spinner personalizado */
.spinner-border-sm {
    width: 1rem;
    height: 1rem;
}

/* Animaciones */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

/* Responsive */
@media (max-width: 768px) {
    .card-body {
        padding: 1rem;
    }
    
    .btn {
        font-size: 0.8rem;
        padding: 0.5rem 1rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
    
    .navbar-brand {
        font-size: 1.2rem;
    }
    
    /* Prevenir desbordamiento en contenedores principales */
    .container-fluid {
        overflow-x: hidden !important;
        max-width: 100% !important;
    }
    
    .section {
        overflow-x: hidden !important;
        max-width: 100% !important;
    }
    
    /* Cards del dashboard y otras secciones */
    .card {
        max-width: 100% !important;
        overflow-x: hidden !important;
    }
    
    .card-body {
        overflow-x: hidden !important;
        max-width: 100% !important;
    }
}

/* Estados de carga */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* QR Code styles */
.qr-code {
    display: inline-block;
    padding: 1rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* Certificate preview */
.certificate-preview {
    border: 2px dashed #dee2e6;
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    background: #f8f9fa;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Status indicators */
.status-active {
    color: var(--success-color);
}

.status-inactive {
    color: var(--danger-color);
}

.status-pending {
    color: var(--warning-color);
}

/* Modal de generación masiva mejorado */
#participantes-list {
    background: #ffffff;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 1rem;
    max-height: 400px;
    overflow-y: auto;
}

#participantes-list .form-check {
    margin-bottom: 0.75rem;
    padding: 0.75rem;
    background: var(--elegant-gray);
    border-radius: 10px;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

#participantes-list .form-check:hover {
    background: #ffffff;
    border-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(74, 85, 104, 0.1);
    transform: translateY(-1px);
}

#participantes-list .form-check-label {
    font-weight: 600;
    color: #212529;
    cursor: pointer;
    width: 100%;
}

#participantes-list .form-check-label strong {
    color: #0d6efd;
    font-size: 1rem;
}

#participantes-list .form-check-label small {
    color: #6c757d;
    font-weight: 500;
    font-family: 'Courier New', monospace;
}

#participantes-list .text-end {
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

/* Mejoras en el formulario */
.form-control, .form-select {
    border-radius: 10px;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    font-weight: 500;
}

.form-control:focus, .form-select:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
    background-color: #ffffff;
}

.form-label {
    font-weight: 700;
    color: #212529;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

/* Cards mejoradas */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    background: #ffffff;
}

.card:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.card-header {
    background: linear-gradient(135deg, #0d6efd 0%, #0b5ed7 100%);
    color: white;
    border-radius: 15px 15px 0 0;
    border: none;
    padding: 1.25rem 1.5rem;
}

.card-header h6 {
    color: white;
    font-weight: 700;
    margin: 0;
    font-size: 1.1rem;
}

.card-body {
    padding: 1.5rem;
}

/* Custom scrollbar mejorado */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 15px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #0d6efd 0%, #0b5ed7 100%);
    border-radius: 15px;
    border: 2px solid #f1f1f1;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #0b5ed7 0%, #084298 100%);
}

/* ============================================
   ESTILOS RESPONSIVE PARA MÓVILES - TABLAS
   ============================================ */

/* Wrapper responsive para todas las tablas */
.table-responsive {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
    /* Forzar scroll horizontal en tablas (SOLO si NO usa modo tarjetas) */
    .table-responsive:not(.table-mobile-cards) {
        margin-bottom: 1rem;
        border: 1px solid #dee2e6;
        border-radius: 8px;
    }
    
    /* Asegurar que las tablas mantengan su ancho mínimo (SOLO si NO usa modo tarjetas) */
    .table-responsive:not(.table-mobile-cards) table {
        min-width: 600px;
        margin-bottom: 0;
    }
    
    /* Para tablas en modo tarjetas, eliminar restricciones de ancho */
    .table-responsive.table-mobile-cards {
        border: none !important;
        margin-bottom: 1rem;
        overflow-x: hidden !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }
    
    .table-responsive.table-mobile-cards table {
        min-width: auto !important;
        width: 100% !important;
        margin-bottom: 0;
        max-width: 100% !important;
        table-layout: fixed !important;
        box-sizing: border-box !important;
    }
    
    /* Ajustar padding de celdas para móvil (SOLO si NO usa modo tarjetas) */
    .table:not(.table-mobile-cards) thead th {
        font-size: 0.75rem !important;
        padding: 0.5rem 0.4rem !important;
        white-space: nowrap;
    }
    
    .table:not(.table-mobile-cards) tbody td {
        padding: 0.5rem 0.4rem !important;
        font-size: 0.75rem !important;
    }
    
    /* Botones más compactos en tablas móviles (SOLO si NO usa modo tarjetas) */
    .table:not(.table-mobile-cards) .btn-sm {
        padding: 0.25rem 0.4rem !important;
        font-size: 0.7rem !important;
    }
    
    .table:not(.table-mobile-cards) .btn-group .btn {
        padding: 0.25rem 0.4rem !important;
        font-size: 0.7rem !important;
    }
    
    /* Badges más compactos (SOLO si NO usa modo tarjetas) */
    .table:not(.table-mobile-cards) .badge {
        font-size: 0.65rem !important;
        padding: 0.2rem 0.4rem !important;
    }
    
    /* Códigos más compactos (SOLO si NO usa modo tarjetas) */
    .table:not(.table-mobile-cards) code {
        font-size: 0.7rem !important;
        padding: 0.15rem 0.3rem !important;
    }
    
    /* Reducir tamaño de iconos en tablas (SOLO si NO usa modo tarjetas) */
    .table:not(.table-mobile-cards) i {
        font-size: 0.85rem !important;
    }
    
    /* Ajustes generales para móvil */
    .card-body {
        padding: 0.75rem !important;
    }
    
    .btn {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
    
    .navbar-brand {
        font-size: 1.1rem;
    }
    
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    h4 { font-size: 1.1rem; }
    
    /* Cards del dashboard más compactas */
    .card.bg-primary,
    .card.bg-success,
    .card.bg-warning,
    .card.bg-info {
        margin-bottom: 0.75rem;
    }
    
    .card.bg-primary h4,
    .card.bg-success h4,
    .card.bg-warning h4,
    .card.bg-info h4 {
        font-size: 1.25rem !important;
    }
    
    .card.bg-primary .fa-2x,
    .card.bg-success .fa-2x,
    .card.bg-warning .fa-2x,
    .card.bg-info .fa-2x {
        font-size: 1.5rem !important;
    }
    
    /* Modales más adaptados a móvil */
    .modal-content {
        margin: 0.5rem;
    }
    
    .modal-header {
        padding: 0.75rem 1rem;
    }
    
    .modal-body {
        padding: 1rem;
    }
    
    .modal-footer {
        padding: 0.75rem 1rem;
    }
    
    /* Formularios más compactos */
    .form-control,
    .form-select {
        font-size: 0.85rem !important;
        padding: 0.5rem 0.75rem !important;
    }
    
    .form-label {
        font-size: 0.85rem !important;
        margin-bottom: 0.4rem !important;
    }
}

/* Para tablets pequeñas */
@media (max-width: 576px) {
    /* Tablas aún más compactas (SOLO si NO usa modo tarjetas) */
    .table-responsive:not(.table-mobile-cards) table {
        min-width: 500px;
    }
    
    .table:not(.table-mobile-cards) thead th {
        font-size: 0.7rem !important;
        padding: 0.4rem 0.3rem !important;
    }
    
    .table:not(.table-mobile-cards) tbody td {
        padding: 0.4rem 0.3rem !important;
        font-size: 0.7rem !important;
    }
    
    /* Ocultar columnas menos importantes en pantallas muy pequeñas */
    .table:not(.table-mobile-cards) .hide-mobile {
        display: none !important;
    }
    
    /* Navbar más compacto */
    .navbar-brand {
        font-size: 1rem;
    }
    
    .navbar-nav .nav-link {
        padding: 0.4rem 0.75rem !important;
        font-size: 0.85rem;
    }
    
    /* Cards aún más compactas */
    .card-body {
        padding: 0.5rem !important;
    }
    
    .card-header {
        padding: 0.75rem 1rem !important;
    }
    
    .card-header h6 {
        font-size: 0.95rem !important;
    }
    
    /* Botones más pequeños */
    .btn {
        font-size: 0.75rem;
        padding: 0.35rem 0.6rem;
    }
    
    .btn-sm {
        font-size: 0.7rem;
        padding: 0.25rem 0.4rem;
    }
    
    /* Dashboard cards */
    .card.bg-primary h4,
    .card.bg-success h4,
    .card.bg-warning h4,
    .card.bg-info h4 {
        font-size: 1.1rem !important;
    }
    
    .card.bg-primary p,
    .card.bg-success p,
    .card.bg-warning p,
    .card.bg-info p {
        font-size: 0.75rem !important;
    }
}

/* ============================================
   DISEÑO DE TARJETAS PARA TABLAS EN MÓVIL
   ============================================ */

/* Convertir tablas en tarjetas apiladas en móviles */
@media (max-width: 768px) {
    /* Opción 1: Modo tarjetas para mejor UX en móvil */
    .table-mobile-cards {
        display: block !important;
        border: none !important;
    }
    
    .table-mobile-cards thead {
        display: none !important; /* Ocultar encabezados */
    }
    
    .table-mobile-cards tbody {
        display: block !important;
    }
    
    .table-mobile-cards tr {
        display: block !important;
        margin-bottom: 1rem !important;
        border: 1px solid #dee2e6 !important;
        border-radius: 8px !important;
        background-color: white !important;
        box-shadow: 0 2px 4px rgba(0,0,0,0.08) !important;
        padding: 0.75rem !important;
    }
    
    .table-mobile-cards tr:hover {
        transform: none !important;
        box-shadow: 0 4px 8px rgba(0,0,0,0.12) !important;
    }
    
    .table-mobile-cards td {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
        padding: 0.5rem 0 !important;
        border: none !important;
        border-bottom: 1px solid #f1f3f4 !important;
        text-align: left !important;
        font-size: 0.85rem !important;
    }
    
    .table-mobile-cards td:last-child {
        border-bottom: none !important;
    }
    
    /* Agregar etiquetas antes del contenido */
    .table-mobile-cards td::before {
        content: attr(data-label);
        font-weight: 700;
        color: var(--text-secondary);
        text-transform: uppercase;
        font-size: 0.7rem;
        letter-spacing: 0.5px;
        flex-shrink: 0;
        margin-right: 1rem;
    }
    
    .table-mobile-cards td[data-label]::before {
        display: inline-block;
    }
    
    /* Columna de acciones siempre visible y centrada */
    .table-mobile-cards td:last-child {
        justify-content: center !important;
        padding-top: 0.75rem !important;
        margin-top: 0.5rem !important;
        border-top: 2px solid #e9ecef !important;
    }
    
    .table-mobile-cards td:last-child::before {
        display: none !important;
    }
    
    /* Botones en modo tarjeta - MEJORADOS */
    .table-mobile-cards .btn-group {
        display: flex !important;
        flex-wrap: wrap !important;
        gap: 0.5rem !important;
        width: 100% !important;
        justify-content: center !important;
    }
    
    .table-mobile-cards .btn-group .btn {
        flex: 1 1 calc(50% - 0.25rem) !important; /* 2 botones por fila */
        min-width: 90px !important;
        min-height: 48px !important; /* Tamaño mínimo táctil recomendado */
        font-size: 0.9rem !important;
        padding: 0.7rem 0.8rem !important;
        font-weight: 600 !important;
        white-space: nowrap !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 0.4rem !important;
        border-radius: 8px !important;
        transition: all 0.3s ease !important;
    }
    
    .table-mobile-cards .btn-group .btn:hover {
        transform: translateY(-1px) !important;
        box-shadow: 0 4px 8px rgba(0,0,0,0.15) !important;
    }
    
    /* Si hay muchos botones, 3 por fila */
    .table-mobile-cards .btn-group .btn:nth-child(n+4) {
        flex: 1 1 calc(33.333% - 0.33rem) !important;
        min-width: 70px !important;
    }
    
    /* Botones sin btn-group (sueltos) */
    .table-mobile-cards td .btn:not(.btn-group .btn) {
        min-height: 48px !important;
        font-size: 0.9rem !important;
        padding: 0.7rem 1rem !important;
        width: 100% !important;
        margin: 0.25rem 0 !important;
        border-radius: 8px !important;
        transition: all 0.3s ease !important;
    }
    
    /* Iconos dentro de botones más visibles */
    .table-mobile-cards .btn i {
        font-size: 1rem !important;
        margin-right: 0.3rem !important;
    }
    
    /* Badges en modo tarjeta - MEJORADOS */
    .table-mobile-cards .badge {
        margin-left: auto !important;
        font-size: 0.85rem !important;
        padding: 0.4rem 0.8rem !important;
        border-radius: 20px !important;
        font-weight: 600 !important;
    }
    
    /* Códigos en modo tarjeta - MEJORADOS */
    .table-mobile-cards code {
        word-break: break-all !important;
        white-space: normal !important;
        font-size: 0.85rem !important;
        padding: 0.4rem 0.6rem !important;
        background-color: #f8f9fa !important;
        border-radius: 4px !important;
        display: inline-block !important;
        max-width: 100% !important;
    }
    
    /* Links en modo tarjeta */
    .table-mobile-cards a {
        min-height: 44px !important;
        display: inline-flex !important;
        align-items: center !important;
        padding: 0.5rem !important;
        font-size: 0.9rem !important;
    }
    
    /* Inputs y selects en tablas móviles */
    .table-mobile-cards input[type="checkbox"],
    .table-mobile-cards input[type="radio"] {
        width: 24px !important;
        height: 24px !important;
        cursor: pointer !important;
    }
    
    /* Imágenes en tarjetas */
    .table-mobile-cards img {
        max-width: 120px !important;
        height: auto !important;
        border-radius: 6px !important;
        margin: 0.5rem 0 !important;
    }
    
    /* Contenido de texto largo */
    .table-mobile-cards td {
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        hyphens: auto !important;
    }
    
    /* Prevenir desbordamiento horizontal */
    .table-mobile-cards {
        overflow-x: hidden !important;
        max-width: 100% !important;
    }
    
    .table-mobile-cards tr {
        max-width: 100% !important;
        overflow-x: hidden !important;
        box-sizing: border-box !important;
    }
    
    .table-mobile-cards td {
        max-width: 100% !important;
        overflow-x: hidden !important;
        box-sizing: border-box !important;
    }
    
    /* Asegurar que el contenido no se desborde */
    .table-mobile-cards td > * {
        max-width: 100% !important;
        overflow-x: hidden !important;
    }
    
    /* Texto largo con truncamiento */
    .table-mobile-cards td .text-truncate {
        max-width: 100% !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
        white-space: nowrap !important;
    }
    
    /* Contenido específico de marcos */
    .table-mobile-cards td img {
        max-width: 80px !important;
        height: auto !important;
        border-radius: 4px !important;
        display: block !important;
        margin: 0 auto !important;
    }
    
    /* Descripciones largas en modo tarjeta */
    .table-mobile-cards td[data-label*="Descripción"] {
        max-width: 100% !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        hyphens: auto !important;
        line-height: 1.4 !important;
    }
    
    /* Nombres largos en modo tarjeta */
    .table-mobile-cards td[data-label*="Nombre"] {
        font-weight: 600 !important;
        color: var(--primary-color) !important;
    }
    
    /* IDs y códigos en modo tarjeta */
    .table-mobile-cards td[data-label*="ID"] {
        font-family: 'Courier New', monospace !important;
        font-size: 0.8rem !important;
        background-color: #f8f9fa !important;
        padding: 0.3rem 0.5rem !important;
        border-radius: 4px !important;
        display: inline-block !important;
    }
    
    /* Fechas en modo tarjeta */
    .table-mobile-cards td[data-label*="Fecha"] {
        font-size: 0.8rem !important;
        color: var(--text-secondary) !important;
    }
    
    /* Estados en modo tarjeta */
    .table-mobile-cards td[data-label*="Estado"] .badge {
        font-size: 0.75rem !important;
        padding: 0.3rem 0.6rem !important;
    }
    
    /* Marca de agua en modo tarjeta */
    .table-mobile-cards td[data-label*="Marca"] {
        font-size: 0.8rem !important;
        font-style: italic !important;
        color: var(--text-secondary) !important;
    }
}

/* Opción 2: Scroll horizontal (por defecto para tablas sin clase especial) */
.table-responsive::after {
    content: '← Desliza para ver más →';
    display: none;
    text-align: center;
    padding: 0.5rem;
    background-color: #fff3cd;
    color: #856404;
    font-size: 0.75rem;
    font-weight: 600;
    border-top: 1px solid #ffeaa7;
    position: sticky;
    bottom: 0;
    left: 0;
    right: 0;
}

@media (max-width: 768px) {
    .table-responsive:not(.no-scroll-indicator)::after {
        display: block;
    }
    
    /* Ocultar indicador si usa modo tarjetas */
    .table-responsive.table-mobile-cards::after {
        display: none !important;
    }
}

/* ============================================
   MEJORAS DE CONTENIDO RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    /* Truncar texto largo en tablas */
    .table td.truncate {
        max-width: 150px !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
        white-space: nowrap !important;
    }
    
    /* Expandir al hacer clic */
    .table td.truncate.expanded {
        white-space: normal !important;
        max-width: none !important;
    }
    
    /* Iconos más visibles */
    .table td i {
        font-size: 1rem !important;
    }
    
    /* Imágenes responsive en tablas */
    .table img {
        max-width: 100% !important;
        height: auto !important;
    }
    
    /* Códigos más legibles */
    .table code {
        word-break: break-word !important;
        white-space: pre-wrap !important;
    }
    
    /* Links más grandes para tocar */
    .table a {
        display: inline-block !important;
        padding: 0.25rem 0.5rem !important;
        min-height: 36px !important;
        line-height: 1.8 !important;
    }
}

/* Para móviles muy pequeños */
@media (max-width: 576px) {
    .table-mobile-cards td {
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: 0.25rem !important;
        padding: 0.6rem 0 !important;
    }
    
    .table-mobile-cards td::before {
        margin-right: 0 !important;
        margin-bottom: 0.4rem !important;
        font-size: 0.75rem !important;
    }
    
    /* Botones más grandes en móviles pequeños */
    .table-mobile-cards .btn-group {
        flex-direction: column !important;
        width: 100% !important;
        gap: 0.75rem !important;
    }
    
    .table-mobile-cards .btn-group .btn {
        flex: 1 1 100% !important;
        width: 100% !important;
        min-height: 52px !important;
        font-size: 0.95rem !important;
        padding: 0.8rem 1.2rem !important;
        margin: 0 !important;
        border-radius: 10px !important;
        font-weight: 700 !important;
    }
    
    .table-mobile-cards .btn-group .btn:nth-child(n+4) {
        flex: 1 1 100% !important;
        min-width: 100% !important;
    }
    
    /* Badges más grandes */
    .table-mobile-cards .badge {
        font-size: 0.9rem !important;
        padding: 0.5rem 1rem !important;
    }
    
    /* Códigos más legibles */
    .table-mobile-cards code {
        font-size: 0.9rem !important;
        padding: 0.5rem 0.8rem !important;
    }
    
    /* Checkboxes y radios más grandes */
    .table-mobile-cards input[type="checkbox"],
    .table-mobile-cards input[type="radio"] {
        width: 28px !important;
        height: 28px !important;
    }
    
    /* Imágenes centradas */
    .table-mobile-cards img {
        margin: 0.5rem auto !important;
        display: block !important;
    }
}

/* ============================================
   DASHBOARD RESPONSIVE - CERTIFICADOS RECIENTES
   ============================================ */

@media (max-width: 768px) {
    /* Lista de certificados recientes del dashboard */
    #recent-certificates-list .list-group-item {
        padding: 0.75rem !important;
        overflow-x: hidden !important;
    }
    
    #recent-certificates-list .list-group-item .d-flex {
        flex-wrap: wrap !important;
        gap: 0.5rem !important;
    }
    
    #recent-certificates-list .list-group-item .me-3 {
        margin-right: 0 !important;
        margin-bottom: 0.5rem !important;
        width: 100% !important;
        text-align: center !important;
    }
    
    #recent-certificates-list .list-group-item .flex-grow-1 {
        flex: 1 1 100% !important;
        min-width: 0 !important;
        margin-bottom: 0.5rem !important;
    }
    
    #recent-certificates-list .list-group-item .text-end {
        text-align: center !important;
        width: 100% !important;
        margin-bottom: 0.5rem !important;
    }
    
    #recent-certificates-list .list-group-item .ms-2 {
        margin-left: 0 !important;
        width: 100% !important;
        text-align: center !important;
    }
    
    /* Badges en certificados recientes */
    #recent-certificates-list .badge {
        font-size: 0.75rem !important;
        padding: 0.3rem 0.6rem !important;
        word-break: break-all !important;
        max-width: 100% !important;
        display: inline-block !important;
    }
    
    /* Botones en certificados recientes */
    #recent-certificates-list .btn {
        min-width: 44px !important;
        min-height: 44px !important;
        font-size: 0.9rem !important;
        padding: 0.5rem !important;
    }
    
    /* Texto en certificados recientes */
    #recent-certificates-list .fw-medium {
        font-size: 0.9rem !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        max-width: 100% !important;
    }
    
    #recent-certificates-list .text-muted {
        font-size: 0.8rem !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        max-width: 100% !important;
    }
    
    /* Fechas en certificados recientes */
    #recent-certificates-list small {
        font-size: 0.75rem !important;
        display: block !important;
        margin-bottom: 0.25rem !important;
    }
}

@media (max-width: 576px) {
    /* Ajustes adicionales para móviles muy pequeños */
    #recent-certificates-list .list-group-item {
        padding: 0.5rem !important;
    }
    
    #recent-certificates-list .list-group-item .d-flex {
        flex-direction: column !important;
        align-items: stretch !important;
    }
    
    #recent-certificates-list .list-group-item > div {
        width: 100% !important;
        text-align: center !important;
        margin-bottom: 0.5rem !important;
    }
    
    #recent-certificates-list .list-group-item > div:last-child {
        margin-bottom: 0 !important;
    }
    
    /* Botones más grandes en móviles pequeños */
    #recent-certificates-list .btn {
        min-width: 48px !important;
        min-height: 48px !important;
        font-size: 1rem !important;
        padding: 0.6rem !important;
        width: 100% !important;
        max-width: 200px !important;
        margin: 0 auto !important;
    }
    
    /* Header del dashboard responsive */
    #dashboard .d-flex.justify-content-between {
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 1rem !important;
    }
    
    #dashboard .d-flex.justify-content-between .text-end {
        text-align: center !important;
    }
    
    /* Botón "Ver Todos" del dashboard */
    #dashboard .btn-sm {
        min-width: 44px !important;
        min-height: 44px !important;
        font-size: 0.9rem !important;
        padding: 0.5rem 1rem !important;
    }
    
    /* Cards del dashboard más compactas */
    #dashboard .card {
        margin-bottom: 1rem !important;
    }
    
    #dashboard .card-header {
        padding: 0.75rem 1rem !important;
        flex-wrap: wrap !important;
        gap: 0.5rem !important;
    }
    
    #dashboard .card-header h5 {
        font-size: 1rem !important;
        margin-bottom: 0 !important;
    }
    
    /* Estadísticas del dashboard */
    #dashboard .row.g-4 {
        margin-bottom: 1.5rem !important;
    }
    
    #dashboard .col-md-4 {
        margin-bottom: 1rem !important;
    }
    
    #dashboard .dashboard-icon {
        width: 60px !important;
        height: 60px !important;
        padding: 1rem !important;
    }
    
    #dashboard .dashboard-icon i {
        font-size: 1.5rem !important;
    }
    
    #dashboard h6 {
        font-size: 0.85rem !important;
    }
    
    #dashboard h2 {
        font-size: 1.5rem !important;
    }
}

@media (max-width: 576px) {
    /* Header del dashboard en móviles pequeños */
    #dashboard h2 {
        font-size: 1.25rem !important;
        margin-bottom: 0.5rem !important;
    }
    
    #dashboard p.text-muted {
        font-size: 0.85rem !important;
    }
    
    /* Estadísticas más compactas */
    #dashboard .dashboard-icon {
        width: 50px !important;
        height: 50px !important;
        padding: 0.75rem !important;
    }
    
    #dashboard .dashboard-icon i {
        font-size: 1.25rem !important;
    }
    
    #dashboard h6 {
        font-size: 0.8rem !important;
    }
    
    #dashboard h2 {
        font-size: 1.25rem !important;
    }
}

/* ============================================
   PAGINACIÓN Y CONTROLES RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    /* Paginación responsive */
    .pagination {
        flex-wrap: wrap !important;
        justify-content: center !important;
        gap: 0.25rem !important;
        margin: 1rem 0 !important;
    }
    
    .pagination .page-link {
        min-width: 48px !important;
        min-height: 48px !important;
        font-size: 0.9rem !important;
        padding: 0.6rem !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        border-radius: 8px !important;
        font-weight: 600 !important;
        transition: all 0.3s ease !important;
    }
    
    .pagination .page-link:hover {
        transform: translateY(-1px) !important;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1) !important;
    }
    
    /* Ocultar números intermedios en móvil, mostrar solo algunos */
    .pagination .page-item:not(:first-child):not(:last-child):not(.active) {
        display: none !important;
    }
    
    .pagination .page-item:first-child,
    .pagination .page-item:last-child,
    .pagination .page-item.active,
    .pagination .page-item.active + .page-item,
    .pagination .page-item:has(+ .active) {
        display: block !important;
    }
    
    /* Select de items por página */
    .form-select[aria-label*="página"],
    .form-select[aria-label*="resultados"] {
        min-height: 44px !important;
        font-size: 0.9rem !important;
        padding: 0.6rem 2rem 0.6rem 0.8rem !important;
    }
    
    /* Texto de información (Mostrando X de Y) */
    .text-muted small {
        font-size: 0.85rem !important;
    }
    
    /* Filtros y búsquedas */
    .form-control[placeholder*="Buscar"],
    .form-control[placeholder*="buscar"] {
        min-height: 44px !important;
        font-size: 0.9rem !important;
        padding: 0.6rem 1rem !important;
    }
    
    .btn[type="submit"],
    .btn-primary,
    .btn-success {
        min-height: 44px !important;
        font-size: 0.9rem !important;
        padding: 0.6rem 1.2rem !important;
    }
}

@media (max-width: 576px) {
    /* Paginación en móviles pequeños */
    .pagination .page-link {
        min-width: 44px !important;
        min-height: 44px !important;
        font-size: 0.85rem !important;
        padding: 0.5rem !important;
    }
    
    /* Controles de filtro en columna */
    .row.mb-3 {
        flex-direction: column !important;
    }
    
    .row.mb-3 > div {
        width: 100% !important;
        margin-bottom: 0.75rem !important;
    }
    
    /* Botones de acción principales más grandes */
    .btn-lg {
        min-height: 50px !important;
        font-size: 1rem !important;
        padding: 0.8rem 1.5rem !important;
    }
}

/* Badge purple para logos dinámicos */
.bg-purple {
    background: linear-gradient(135deg, #9775FA, #7950F2) !important;
    color: white !important;
}

/* Estilos para filtros de certificados y participantes */
#certificados .card.mb-3,
#participantes .card.mb-3 {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 1px solid #dee2e6;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

#certificados .card.mb-3 .form-label,
#participantes .card.mb-3 .form-label {
    font-weight: 600;
    font-size: 0.9rem;
    color: #495057;
    margin-bottom: 0.5rem;
}

#certificados .card.mb-3 .form-select,
#certificados .card.mb-3 .form-control,
#participantes .card.mb-3 .form-select,
#participantes .card.mb-3 .form-control {
    border: 2px solid #dee2e6;
    transition: all 0.3s ease;
}

#certificados .card.mb-3 .form-select:focus,
#certificados .card.mb-3 .form-control:focus,
#participantes .card.mb-3 .form-select:focus,
#participantes .card.mb-3 .form-control:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.15);
}

#no-certificates-message {
    padding: 3rem 1rem;
}

#no-certificates-message i {
    opacity: 0.3;
}

#no-certificates-message p {
    font-size: 1.1rem;
    font-weight: 500;
}

/* Estilos para paginación */
.pagination {
    margin-bottom: 0;
}

.pagination .page-link {
    color: #0d6efd;
    border: 1px solid #dee2e6;
    padding: 0.375rem 0.75rem;
    transition: all 0.2s ease;
}

.pagination .page-link:hover {
    background-color: #e9ecef;
    border-color: #dee2e6;
    color: #0a58ca;
}

.pagination .page-item.active .page-link {
    background-color: #0d6efd;
    border-color: #0d6efd;
    color: white;
    font-weight: 600;
}

.pagination .page-item.disabled .page-link {
    color: #6c757d;
    pointer-events: none;
    background-color: #fff;
    border-color: #dee2e6;
}

#participantes-info,
#certificados-info {
    font-size: 0.9rem;
    font-weight: 500;
}

/* Estilos mejorados para tabla de certificados */
#certificados-table td {
    vertical-align: middle;
    padding: 0.75rem 0.5rem;
}

#certificados-table code {
    display: block;
    padding: 0.25rem 0.5rem;
    background-color: #f8f9fa;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    line-height: 1.4;
}

#certificados-table td > div {
    line-height: 1.5;
}

/* ============================================
   ESTILOS PARA NAVBAR DE USUARIO DE PRUEBA
   ============================================ */

/* Navbar para usuario de prueba */
.navbar.prueba-mode {
    background-color: #e74c3c !important;
    border-bottom: 2px solid #c0392b !important;
    box-shadow: 0 2px 4px rgba(231, 76, 60, 0.2);
}

.navbar.prueba-mode .navbar-brand {
    color: #ffffff !important;
    font-weight: 600;
}

.navbar.prueba-mode .navbar-brand .badge {
    font-size: 0.65rem;
    padding: 0.2rem 0.4rem;
    animation: pulse 3s infinite;
    background-color: #f39c12 !important;
    color: #ffffff !important;
}

.navbar.prueba-mode .nav-link {
    color: #ffffff !important;
    transition: color 0.3s ease;
}

.navbar.prueba-mode .nav-link:hover {
    color: #f8f9fa !important;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.navbar.prueba-mode .navbar-toggler {
    border-color: #ffffff;
}

.navbar.prueba-mode .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Animación de pulso para el badge de modo prueba */
@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.02);
        opacity: 0.9;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Estilos para el icono de modo prueba */
.navbar.prueba-mode .fa-flask {
    color: #f39c12;
    animation: rotate 5s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Navbar para usuario administrador */
.navbar.admin-mode {
    background-color: #343a40 !important;
    border-bottom: 1px solid #495057 !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.navbar.admin-mode .navbar-brand {
    color: #ffffff !important;
    font-weight: 500;
}

.navbar.admin-mode .nav-link {
    color: #ffffff !important;
    transition: color 0.3s ease;
}

.navbar.admin-mode .nav-link:hover {
    color: #f8f9fa !important;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}