/* ============================================================
   VERSIÓN COMPLETA - BOOTSTRAP 4.7 OPTIMIZADO
   ============================================================ */

/* ====== 1. VARIABLES CSS ====== */
:root {
    --color-primary: #003875;
    --color-primary-dark: #002a5c;
    --color-primary-light: #e8edf4;
    --color-accent: #fcaa52;
    --color-accent-hover: #f5a623;
    
    --color-success: #28a745;
    --color-danger: #dc3545;
    
    --color-gray-100: #f8f9fa;
    --color-gray-200: #e9ecef;
    --color-gray-300: #dee2e6;
    --color-gray-400: #ced4da;
    --color-gray-500: #adb5bd;
    --color-gray-600: #6c757d;
    --color-gray-700: #495057;
    --color-gray-800: #343a40;
    --color-gray-900: #1a1a2e;
    
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 56, 117, 0.08);
    
    --transition-base: 0.25s ease;
}

/* ====== 2. BASE ====== */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    background-color: #f4f4f9;
    color: var(--color-gray-900);
    line-height: 1.6;
}

/* ====== 3. TÍTULOS ====== */

/* 3.1 Título Principal (H1/H2) - Con estilo Bootstrap 4.7 */
.titulo-principal {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.5px;
    line-height: 1.2;
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
}

.titulo-principal::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-hover) 100%);
    border-radius: 3px;
}

.titulo-principal .highlight {
    color: var(--color-accent);
}

/* 3.2 Título Secundario (H3) - Compatible con Bootstrap 4.7 */
.titulo-secundario {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: -0.3px;
    line-height: 1.3;
    margin-bottom: 1.5rem;
    position: relative;
    display: inline-block;
    padding-bottom: 8px;
}

.titulo-secundario::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--color-accent);
    border-radius: 2px;
}

/* 3.3 Título con Subrayado (estilo original mejorado) */
.custom-underline {
    display: inline-block;
    position: relative;
    padding-bottom: 8px;
    font-weight: 700;
    color: var(--color-primary);
    font-size: 1.75rem;
    letter-spacing: -0.3px;
}

.custom-underline::after {
    content: "";
    position: absolute;
    left: 0;
    right: -5px;
    bottom: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-hover) 100%);
    border-radius: 2px;
}

/* 3.4 Título con Decoración Lateral */
.titulo-lateral {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
    padding-left: 20px;
    border-left: 5px solid var(--color-accent);
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

/* 3.5 Título con Icono */
.titulo-icono {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1.5rem;
}

.titulo-icono i {
    color: var(--color-accent);
    font-size: 1.8rem;
}

/* 3.6 Título Numerado */
.titulo-numerado {
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--color-gray-800);
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1rem;
}

.titulo-numerado .numero {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--color-accent);
    color: #ffffff;
    border-radius: 50%;
    font-size: 0.9rem;
    font-weight: 700;
    flex-shrink: 0;
}

/* 3.7 Título Pequeño (H4/H5) */
.titulo-pequeno {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
    letter-spacing: -0.2px;
}

.titulo-pequeno i {
    color: var(--color-accent);
    margin-right: 8px;
}

/* 3.8 Título con Badge */
.titulo-badge {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.titulo-badge .badge-count {
    background: var(--color-accent);
    color: #ffffff;
    padding: 2px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.titulo-badge .badge-primary {
    background: var(--color-primary);
    color: #ffffff;
    padding: 2px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

/* 3.9 Subtítulo */
.subtitulo {
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--color-gray-600);
    margin-top: -0.5rem;
    margin-bottom: 2rem;
}

/* 3.10 Título con Línea Doble */
.titulo-doble-linea {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 16px;
}

.titulo-doble-linea::before {
    content: '';
    position: absolute;
    bottom: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 2px;
    background: var(--color-gray-300);
}

.titulo-doble-linea::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--color-accent);
    border-radius: 2px;
}

/* ====== 4. ACORDEÓN (Bootstrap 4.7) ====== */
.accordion .card {
    margin-bottom: 12px;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-lg) !important;
    overflow: hidden;
    background: #ffffff;
    transition: box-shadow var(--transition-base);
}

.accordion .card:hover {
    box-shadow: var(--shadow-md);
}

.accordion .card-header {
    padding: 0;
    background: transparent;
    border: none;
}

/* ====== 5. BOTÓN DEL ACORDEÓN (Bootstrap 4.7) ====== */
.accordion .btn-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    text-align: left;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 1rem;
    padding: 16px 20px;
    background: var(--color-gray-100);
    border: none;
    transition: all var(--transition-base);
    cursor: pointer;
    min-height: 56px;
    text-decoration: none !important;
    box-shadow: none !important;
    outline: none !important;
}

/* Estado colapsado (cerrado) */
.accordion .btn-link.collapsed {
    background: var(--color-gray-100);
    color: var(--color-primary);
}

/* HOVER - SIEMPRE #fcaa52 */
.accordion .btn-link:hover {
    background: var(--color-accent) !important;
    color: #ffffff !important;
}

/* Estado expandido (abierto) */
.accordion .btn-link:not(.collapsed) {
    background: var(--color-accent);
    color: #ffffff;
    font-weight: 700;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

/* ====== 6. FLECHA DEL ACORDEÓN ====== */
.accordion-arrow {
    transition: transform var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: 16px;
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    font-size: 1.1rem;
}

.accordion .btn-link.collapsed .accordion-arrow {
    transform: rotate(0deg);
    background: rgba(0, 56, 117, 0.06);
}

.accordion .btn-link:not(.collapsed) .accordion-arrow {
    transform: rotate(90deg);
    background: rgba(255, 255, 255, 0.2);
}

.accordion .btn-link:hover .accordion-arrow {
    background: rgba(255, 255, 255, 0.25);
}

/* ====== 7. CONTENIDO ====== */
.accordion .card-body {
    padding: 20px;
    background: #ffffff;
    border-top: 1px solid var(--color-gray-200);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* ====== 8. LISTA DE ARCHIVOS ====== */
.archivos-list {
    width: 100%;
    padding: 0 !important;
    margin: 0 !important;
    list-style: none;
}

.archivos-list li {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    background: #ffffff;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-gray-400);
    box-shadow: var(--shadow-sm);
    margin-bottom: 8px;
    transition: all var(--transition-base);
    width: 100%;
    gap: 16px;
}

.archivos-list li:hover {
    transform: translateX(6px);
    border-left-color: var(--color-accent);
    box-shadow: var(--shadow-md);
    background: var(--color-gray-100);
}

/* ====== 9. ENLACES ====== */
.archivos-list li a {
    text-decoration: none !important;
    box-shadow: none !important;
    border-bottom: none !important;
    color: var(--color-gray-700) !important;
    display: flex;
    align-items: center;
    gap: 16px;
    flex: 1;
    transition: color var(--transition-base);
    overflow-wrap: break-word;
    white-space: normal;
    text-align: justify;
    font-weight: 500;
}

.archivos-list li a:hover,
.archivos-list li a:focus {
    color: var(--color-primary) !important;
    text-decoration: none !important;
    box-shadow: none !important;
    border-bottom: none !important;
    outline: none !important;
    font-weight: 600;
}

.archivos-list li a::before,
.archivos-list li a::after {
    display: none !important;
    content: none !important;
}

/* ====== 10. FECHA ====== */
.fecha-container {
    width: 70px;
    min-width: 70px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.fecha-text {
    font-size: 0.7rem;
    color: var(--color-gray-600);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

/* ====== 11. ÍCONOS ====== */
.fecha-container .fa-check {
    font-size: 1.1rem;
    transition: color var(--transition-base);
}

.fecha-container .fa-check.text-success {
    color: var(--color-gray-400) !important;
}

.fecha-container .fa-check.text-muted {
    color: var(--color-gray-400) !important;
    opacity: 0.5;
}

/* HOVER - Cambio a #fcaa52 */
.archivos-list li:hover .fecha-container .fa-check.text-success,
.archivos-list li:hover .fecha-container .fa-check.text-muted {
    color: var(--color-accent) !important;
    opacity: 1;
}

/* ====== 12. PAGINACIÓN (Bootstrap 4.7) ====== */
.custom-pagination-list {
    display: inline-flex !important;
    gap: 4px;
    padding: 0;
    margin: 0;
    list-style: none;
}

.page-item-custom {
    margin: 0;
    list-style: none;
}

.page-link-custom {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 14px;
    min-width: 38px;
    height: 38px;
    color: var(--color-gray-700);
    background: #ffffff;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.9rem;
    text-decoration: none !important;
    box-shadow: none !important;
    transition: all var(--transition-base);
}

.page-link-custom:hover {
    color: #ffffff;
    background: var(--color-accent);
    border-color: var(--color-accent);
    transform: translateY(-1px);
}

/* Estado activo */
.active-custom .page-link-custom {
    color: #ffffff;
    background: var(--color-primary);
    border-color: var(--color-primary);
    font-weight: 700;
}

/* Estado deshabilitado */
.disabled-custom .page-link-custom {
    color: var(--color-gray-500);
    pointer-events: none;
    background: var(--color-gray-100);
    border-color: var(--color-gray-300);
    opacity: 0.6;
}

.page-link-custom i {
    font-size: 0.8rem;
}

/* ====== 13. ALERTAS (Bootstrap 4.7) ====== */
.alert-info {
    padding: 20px !important;
    border-radius: var(--radius-md);
    background: var(--color-primary-light);
    border: 1px solid #c5d5e6;
    color: var(--color-primary);
}

/* ====== 14. TEXTO "NO DISPONIBLE" ====== */
.archivos-list li .text-muted .text-dark {
    color: var(--color-danger) !important;
    font-weight: 700;
    font-size: 0.8rem;
    margin-left: 8px;
}

/* ====== 15. RESPONSIVE (Bootstrap 4.7 breakpoints) ====== */

/* Tablets (md) */
@media (max-width: 991.98px) {
    .titulo-principal {
        font-size: 1.75rem;
    }
    
    .titulo-secundario,
    .custom-underline,
    .titulo-doble-linea {
        font-size: 1.4rem;
    }
    
    .titulo-lateral {
        font-size: 1.25rem;
        padding-left: 14px;
    }
    
    .titulo-icono,
    .titulo-badge {
        font-size: 1.25rem;
    }
    
    .titulo-numerado {
        font-size: 1.1rem;
    }
    
    .accordion .btn-link {
        font-size: 0.95rem;
        padding: 14px 18px;
        min-height: 52px;
    }
}

/* Móviles (sm) */
@media (max-width: 767.98px) {
    .titulo-principal {
        font-size: 1.5rem;
    }
    
    .titulo-secundario,
    .custom-underline,
    .titulo-doble-linea {
        font-size: 1.2rem;
    }
    
    .titulo-badge .badge-count,
    .titulo-badge .badge-primary {
        font-size: 0.7rem;
        padding: 1px 10px;
    }
    
    .accordion .btn-link {
        font-size: 0.85rem;
        padding: 12px 16px;
        min-height: 48px;
    }
    
    .accordion .card-body {
        padding: 16px;
    }
    
    .archivos-list li {
        flex-direction: column;
        align-items: flex-start;
        padding: 12px 14px;
        gap: 8px;
    }
    
    .fecha-container {
        width: 100%;
        min-width: auto;
        flex-direction: row;
        justify-content: flex-start;
        gap: 12px;
    }
    
    .archivos-list li a {
        text-align: left;
        width: 100%;
        font-size: 0.9rem;
    }
    
    .custom-underline {
        font-size: 1.25rem;
        padding-bottom: 4px;
    }
    
    .page-link-custom {
        padding: 6px 10px;
        min-width: 32px;
        height: 32px;
        font-size: 0.8rem;
    }
    
    .page-item-custom:first-child,
    .page-item-custom:last-child {
        display: none;
    }
}

/* Móviles pequeños (xs) */
@media (max-width: 480px) {
    .titulo-principal {
        font-size: 1.25rem;
    }
    
    .titulo-secundario,
    .custom-underline,
    .titulo-doble-linea {
        font-size: 1.1rem;
    }
    
    .accordion .btn-link {
        font-size: 0.8rem;
        padding: 10px 14px;
        min-height: 44px;
    }
    
    .accordion .card-body {
        padding: 12px;
    }
    
    .archivos-list li {
        padding: 10px 12px;
    }
    
    .archivos-list li a {
        font-size: 0.85rem;
    }
    
    .fecha-text {
        font-size: 0.65rem;
    }
    
    .fecha-container .fa-check {
        font-size: 1rem;
    }
    
    .page-link-custom {
        padding: 4px 8px;
        min-width: 28px;
        height: 28px;
        font-size: 0.7rem;
    }
    
    .custom-underline {
        font-size: 1.1rem;
    }
}

/* ====== 16. DARK MODE ====== */
@media (prefers-color-scheme: dark) {
    body {
        background-color: #1a1a2e;
    }
    
    .accordion .card {
        background: #24243a;
        border-color: #3d3d54;
    }
    
    .accordion .btn-link.collapsed {
        background: #2d2d44;
        color: #e0e0e0;
    }
    
    .accordion .btn-link:hover {
        background: var(--color-accent) !important;
        color: #ffffff !important;
    }
    
    .accordion .card-body {
        background: #24243a;
        border-top-color: #3d3d54;
        color: #e0e0e0;
    }
    
    .archivos-list li {
        background: #2d2d44;
        border-left-color: #4d4d64;
    }
    
    .archivos-list li:hover {
        background: #3d3d54;
    }
    
    .archivos-list li a {
        color: #d0d0e0 !important;
    }
    
    .archivos-list li a:hover {
        color: var(--color-accent) !important;
    }
    
    .fecha-text {
        color: #8d8da0;
    }
    
    .page-link-custom {
        background: #2d2d44;
        border-color: #3d3d54;
        color: #d0d0e0;
    }
    
    .page-link-custom:hover {
        background: var(--color-accent);
        border-color: var(--color-accent);
        color: #ffffff;
    }
    
    .active-custom .page-link-custom {
        background: var(--color-accent);
        border-color: var(--color-accent);
        color: #ffffff;
    }
    
    .custom-underline {
        color: var(--color-accent);
    }
    
    .custom-underline::after {
        background: var(--color-accent);
    }
    
    .alert-info {
        background: #1a3a5c;
        border-color: #2d5a7c;
        color: #b8d4e8;
    }
}

/* ====== 17. ANIMACIÓN SUAVE ====== */
@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.archivos-list li {
    animation: fadeSlideIn 0.2s ease-out forwards;
}

.archivos-list li:nth-child(1) { animation-delay: 0.02s; }
.archivos-list li:nth-child(2) { animation-delay: 0.04s; }
.archivos-list li:nth-child(3) { animation-delay: 0.06s; }
.archivos-list li:nth-child(4) { animation-delay: 0.08s; }
.archivos-list li:nth-child(5) { animation-delay: 0.10s; }
.archivos-list li:nth-child(6) { animation-delay: 0.12s; }
.archivos-list li:nth-child(7) { animation-delay: 0.14s; }
.archivos-list li:nth-child(8) { animation-delay: 0.16s; }
.archivos-list li:nth-child(9) { animation-delay: 0.18s; }
.archivos-list li:nth-child(10) { animation-delay: 0.20s; }

/* ====== 18. ACCESIBILIDAD ====== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

/* Estilo personalizado para el botón de confirmación */
.swal2-confirm-custom {
    color: #ffffff !important; /* Texto blanco */
    font-weight: 600 !important;
}

/* También puedes ajustar el botón de cancelar si quieres */
.swal2-confirm,
.swal2-cancel 
{
    color: #ffffff !important;
    font-weight: 600 !important;
}

/* ====== 19. TÍTULO CON LÍNEA COMPLETA ====== */
.titulo-linea-full {
    font-size: 1.75rem;
    font-weight: 600;
    /*color: var(--color-primary);*/
    text-align: center;
    /*margin-bottom: 2rem;*/
    padding-bottom: 10px;
    position: relative;
    display: inline-block;
}

.titulo-linea-full::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 125%;
    height: 3px;
    background: var(--color-accent);
    border-radius: 2px;
}