/* ============================================
   EDUPROFE - MODO OSCURO GLOBAL
   Se activa con [data-theme="dark"] en <html>
   Detecta automáticamente prefers-color-scheme
   ============================================ */

/* --- Variables de tema --- */
:root {
    --dm-bg-primary: #0f172a;
    --dm-bg-secondary: #1e293b;
    --dm-bg-card: #1e293b;
    --dm-bg-card-hover: #334155;
    --dm-bg-input: #334155;
    --dm-border: #475569;
    --dm-border-light: #475569;
    --dm-text-primary: #f8fafc;
    --dm-text-secondary: #e2e8f0;
    --dm-text-muted: #b8c4d4;
    --dm-accent: #38bdf8;
    --dm-accent-hover: #0ea5e9;
    --dm-shadow: rgba(0, 0, 0, 0.4);
    --dm-glass-bg: rgba(30, 41, 59, 0.85);
    --dm-glass-border: rgba(71, 85, 105, 0.4);
}

/* --- Fondo del body --- */
[data-theme="dark"] body {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%) !important;
    color: var(--dm-text-primary) !important;
}

/* --- Fondos de Tailwind --- */
[data-theme="dark"] .bg-white {
    background-color: var(--dm-bg-card) !important;
    color: var(--dm-text-primary) !important;
    border-color: var(--dm-border-light) !important;
}

[data-theme="dark"] .bg-white\/70,
[data-theme="dark"] .bg-white\/80,
[data-theme="dark"] .bg-white\/85,
[data-theme="dark"] .bg-white\/90 {
    background-color: var(--dm-glass-bg) !important;
    color: var(--dm-text-primary) !important;
}

[data-theme="dark"] .bg-gray-50 {
    background-color: var(--dm-bg-primary) !important;
    color: var(--dm-text-primary) !important;
}

[data-theme="dark"] .bg-gray-100 {
    background-color: var(--dm-bg-primary) !important;
    color: var(--dm-text-primary) !important;
}

[data-theme="dark"] .bg-gray-200 {
    background-color: var(--dm-bg-secondary) !important;
    color: var(--dm-text-primary) !important;
}

[data-theme="dark"] .bg-blue-50 {
    background-color: rgba(30, 58, 95, 0.5) !important;
    color: var(--dm-text-primary) !important;
}

[data-theme="dark"] .bg-green-50 {
    background-color: rgba(20, 83, 45, 0.3) !important;
    color: var(--dm-text-primary) !important;
}

[data-theme="dark"] .bg-yellow-50 {
    background-color: rgba(113, 63, 18, 0.3) !important;
    color: var(--dm-text-primary) !important;
}

[data-theme="dark"] .bg-red-50 {
    background-color: rgba(127, 29, 29, 0.3) !important;
    color: var(--dm-text-primary) !important;
}

[data-theme="dark"] .bg-purple-50,
[data-theme="dark"] .bg-indigo-50 {
    background-color: rgba(67, 56, 110, 0.3) !important;
    color: var(--dm-text-primary) !important;
}

/* --- Textos de Tailwind --- */
[data-theme="dark"] .text-gray-900,
[data-theme="dark"] .text-gray-800 {
    color: var(--dm-text-primary) !important;
}

[data-theme="dark"] .text-gray-700 {
    color: var(--dm-text-secondary) !important;
}

[data-theme="dark"] .text-gray-600 {
    color: var(--dm-text-secondary) !important;
}

[data-theme="dark"] .text-gray-500 {
    color: var(--dm-text-secondary) !important;
}

[data-theme="dark"] .text-gray-400 {
    color: var(--dm-text-muted) !important;
}

[data-theme="dark"] .text-black {
    color: var(--dm-text-primary) !important;
}

/* --- Bordes --- */
[data-theme="dark"] .border-gray-200,
[data-theme="dark"] .border-gray-300 {
    border-color: var(--dm-border-light) !important;
}

[data-theme="dark"] .border-gray-100 {
    border-color: var(--dm-border-light) !important;
}

[data-theme="dark"] .divide-gray-200 > * + * {
    border-color: var(--dm-border-light) !important;
}

/* --- Inputs y Form Controls --- */
[data-theme="dark"] input,
[data-theme="dark"] textarea,
[data-theme="dark"] select {
    background-color: var(--dm-bg-input) !important;
    color: var(--dm-text-primary) !important;
    border-color: var(--dm-border) !important;
}

[data-theme="dark"] input::placeholder,
[data-theme="dark"] textarea::placeholder {
    color: var(--dm-text-muted) !important;
}

[data-theme="dark"] input:focus,
[data-theme="dark"] textarea:focus,
[data-theme="dark"] select:focus {
    border-color: var(--dm-accent) !important;
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2) !important;
}

/* --- Tablas --- */
[data-theme="dark"] table {
    color: var(--dm-text-primary) !important;
}

[data-theme="dark"] thead {
    background-color: var(--dm-bg-secondary) !important;
}

[data-theme="dark"] th {
    color: var(--dm-text-primary) !important;
    border-color: var(--dm-border) !important;
}

[data-theme="dark"] td {
    color: var(--dm-text-secondary) !important;
    border-color: var(--dm-border-light) !important;
}

[data-theme="dark"] tr:hover td {
    background-color: var(--dm-bg-card-hover) !important;
}

[data-theme="dark"] tbody tr:nth-child(even) {
    background-color: rgba(30, 41, 59, 0.5) !important;
}

/* --- Cards y Paneles --- */
[data-theme="dark"] .shadow,
[data-theme="dark"] .shadow-md,
[data-theme="dark"] .shadow-lg,
[data-theme="dark"] .shadow-xl {
    box-shadow: 0 4px 12px var(--dm-shadow), 0 1px 3px rgba(0, 0, 0, 0.3) !important;
}

[data-theme="dark"] .rounded-xl,
[data-theme="dark"] .rounded-2xl,
[data-theme="dark"] .rounded-lg {
    border-color: var(--dm-border-light);
}

/* --- Glassmorphism Override --- */
[data-theme="dark"] .glass-card,
[data-theme="dark"] .card-glass {
    background: var(--dm-glass-bg) !important;
    border-color: var(--dm-glass-border) !important;
}

[data-theme="dark"] .glass-nav,
[data-theme="dark"] .glass-header {
    background: rgba(15, 23, 42, 0.85) !important;
    border-color: var(--dm-glass-border) !important;
}

/* --- Login Card --- */
[data-theme="dark"] .login-card {
    background: rgba(30, 41, 59, 0.92) !important;
    border-color: var(--dm-glass-border) !important;
}

[data-theme="dark"] .login-input {
    background: var(--dm-bg-input) !important;
    color: var(--dm-text-primary) !important;
    border-color: var(--dm-border) !important;
}

/* --- Navegación (Profesor, Padre) --- */
[data-theme="dark"] #navbar {
    background-color: rgba(15, 23, 42, 0.85) !important;
    border-color: var(--dm-glass-border) !important;
}

[data-theme="dark"] .nav-link {
    background-color: rgba(51, 65, 85, 0.4) !important;
    color: var(--dm-text-secondary) !important;
    border-color: var(--dm-glass-border) !important;
}

[data-theme="dark"] .nav-link:hover {
    background-color: rgba(51, 65, 85, 0.7) !important;
    color: var(--dm-text-primary) !important;
}

[data-theme="dark"] .nav-active,
[data-theme="dark"] .nav-link.active {
    background-color: rgba(56, 189, 248, 0.25) !important;
    color: var(--dm-accent) !important;
}

/* --- Sidebar Admin --- */
[data-theme="dark"] aside.bg-gray-900 {
    background-color: #0c1222 !important;
}

[data-theme="dark"] .sidebar-link:hover {
    background-color: var(--dm-bg-card-hover) !important;
}

/* --- Header Alumno/Padre --- */
[data-theme="dark"] header {
    background: linear-gradient(135deg, rgba(14, 116, 170, 0.95) 0%, rgba(7, 89, 133, 0.95) 100%) !important;
}

/* --- Mobile hamburger bar --- */
[data-theme="dark"] .md\:hidden.bg-white {
    background-color: var(--dm-bg-secondary) !important;
}

[data-theme="dark"] .hamburger span {
    background: var(--dm-text-secondary) !important;
}

/* --- Modals --- */
[data-theme="dark"] .modal,
[data-theme="dark"] [class*="modal"] {
    color: var(--dm-text-primary);
}

[data-theme="dark"] .modal .bg-white,
[data-theme="dark"] [class*="modal"] .bg-white {
    background-color: var(--dm-bg-card) !important;
}

/* --- Alertas y mensajes --- */
[data-theme="dark"] .bg-green-100 {
    background-color: rgba(20, 83, 45, 0.4) !important;
    color: #86efac !important;
}

[data-theme="dark"] .bg-red-100 {
    background-color: rgba(127, 29, 29, 0.4) !important;
    color: #fca5a5 !important;
}

[data-theme="dark"] .bg-yellow-100 {
    background-color: rgba(113, 63, 18, 0.4) !important;
    color: #fde68a !important;
}

[data-theme="dark"] .bg-blue-100 {
    background-color: rgba(30, 58, 95, 0.4) !important;
    color: #93c5fd !important;
}

/* --- Badges --- */
[data-theme="dark"] .bg-green-500,
[data-theme="dark"] .bg-green-600 {
    background-color: #16a34a !important;
}

[data-theme="dark"] .bg-red-500,
[data-theme="dark"] .bg-red-600 {
    background-color: #dc2626 !important;
}

/* --- Analytics Cards --- */
[data-theme="dark"] .analytics-gradient {
    background: linear-gradient(135deg, #0e7490 0%, #0284c7 50%, #0369a1 100%) !important;
}

/* --- Tickets profesor --- */
[data-theme="dark"] .crystal-bg,
[data-theme="dark"] .crystal-card {
    background: rgba(15, 23, 42, 0.82) !important;
    color: var(--dm-text-primary) !important;
    border-color: rgba(71, 85, 105, 0.5) !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35) !important;
}

[data-theme="dark"] #pago-modal .rounded-lg,
[data-theme="dark"] #canjeo-modal .rounded-lg,
[data-theme="dark"] #editar-fecha-modal .rounded-lg {
    border-color: var(--dm-border-light) !important;
}

[data-theme="dark"] #pago-resumen {
    background: rgba(30, 58, 95, 0.55) !important;
    color: #bfdbfe !important;
    border-color: rgba(96, 165, 250, 0.35) !important;
}

/* --- Scrollbar Oscura --- */
[data-theme="dark"] ::-webkit-scrollbar-track {
    background: var(--dm-bg-primary);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: var(--dm-border);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
    background: var(--dm-text-muted);
}

/* --- Hover effects en dark --- */
[data-theme="dark"] .hover\:bg-gray-50:hover {
    background-color: var(--dm-bg-card-hover) !important;
}

[data-theme="dark"] .hover\:bg-gray-100:hover {
    background-color: var(--dm-bg-card-hover) !important;
}

/* --- Context Menu (Profesor calendario) --- */
[data-theme="dark"] .context-menu {
    background-color: var(--dm-bg-card) !important;
    border: 1px solid var(--dm-border) !important;
}

[data-theme="dark"] .context-menu-item:hover {
    background-color: var(--dm-bg-card-hover) !important;
}

/* --- Time Slots (mantener colores de estado) --- */
[data-theme="dark"] .time-slot.unavailable {
    background-color: #475569 !important;
    color: #94a3b8 !important;
}

/* --- Select / Option dark --- */
[data-theme="dark"] option {
    background-color: var(--dm-bg-card) !important;
    color: var(--dm-text-primary) !important;
}

/* --- Links genéricos --- */
[data-theme="dark"] a.text-blue-600,
[data-theme="dark"] a.text-blue-700,
[data-theme="dark"] .text-blue-600,
[data-theme="dark"] .text-blue-700 {
    color: var(--dm-accent) !important;
}

[data-theme="dark"] a.text-blue-600:hover,
[data-theme="dark"] a.text-blue-700:hover {
    color: var(--dm-accent-hover) !important;
}

/* --- Registro/Formularios públicos --- */
[data-theme="dark"] .bg-sky-50,
[data-theme="dark"] .bg-sky-100 {
    background-color: rgba(12, 74, 110, 0.3) !important;
}

[data-theme="dark"] .bg-amber-50 {
    background-color: rgba(120, 53, 15, 0.35) !important;
}

[data-theme="dark"] .text-amber-600 {
    color: #fcd34d !important;
}

[data-theme="dark"] .border-sky-100\/50 {
    border-color: rgba(56, 189, 248, 0.35) !important;
}

/* --- Ajustes específicos del bloque RGA en alumno.php --- */
[data-theme="dark"] #rga .bg-gradient-to-br {
    background-image: linear-gradient(135deg, rgba(12, 74, 110, 0.45) 0%, rgba(49, 46, 129, 0.45) 100%) !important;
}

[data-theme="dark"] #rga .text-gray-800,
[data-theme="dark"] #rga .text-gray-600 {
    color: #e2e8f0 !important;
}

[data-theme="dark"] #rga .bg-sky-100 {
    background-color: rgba(14, 116, 144, 0.35) !important;
}

/* --- Sección Reservar Clase (padre.php #reservar) --- */
[data-theme="dark"] #reservar {
    background: var(--dm-bg-card) !important;
    background-image: none !important;
    border-color: rgba(234, 179, 8, 0.35) !important;
}

[data-theme="dark"] #reservar .bg-yellow-300\/20,
[data-theme="dark"] #reservar .bg-sky-300\/20 {
    display: none !important;
}

[data-theme="dark"] #reservar .bg-yellow-400 {
    background-color: rgba(234, 179, 8, 0.7) !important;
}

[data-theme="dark"] #reservar label,
[data-theme="dark"] #reservar h2,
[data-theme="dark"] #reservar h3,
[data-theme="dark"] #reservar h4 {
    color: var(--dm-text-primary) !important;
}

[data-theme="dark"] #reservar p {
    color: var(--dm-text-muted) !important;
}

[data-theme="dark"] #reservar select {
    background-color: var(--dm-bg-input) !important;
    color: var(--dm-text-primary) !important;
    border-color: rgba(234, 179, 8, 0.5) !important;
}

[data-theme="dark"] #reservar .bg-white.border.border-gray-200 {
    background-color: var(--dm-bg-secondary) !important;
    border-color: var(--dm-border-light) !important;
}

[data-theme="dark"] #reservar .bg-gray-50 {
    background-color: var(--dm-bg-primary) !important;
}

[data-theme="dark"] #reservar .bg-white.border.hover\:bg-gray-100 {
    background-color: var(--dm-bg-card) !important;
    color: var(--dm-text-secondary) !important;
    border-color: var(--dm-border) !important;
}

[data-theme="dark"] #reservar .bg-white.border.hover\:bg-gray-100:hover {
    background-color: var(--dm-bg-card-hover) !important;
}

[data-theme="dark"] #calendar-grid .bg-gray-100 {
    background-color: var(--dm-bg-secondary) !important;
    color: var(--dm-text-secondary) !important;
}

[data-theme="dark"] #calendar-grid .bg-white {
    background-color: var(--dm-bg-primary) !important;
    border-color: var(--dm-border-light) !important;
}

[data-theme="dark"] #slot-menu-floating {
    background-color: var(--dm-bg-card) !important;
    border-color: var(--dm-border) !important;
}

[data-theme="dark"] #slot-menu-floating .bg-gray-200 {
    background-color: var(--dm-bg-card-hover) !important;
    color: var(--dm-text-primary) !important;
}

/* --- Sección Cursos y Packs (padre.php #cursos-y-packs-top) --- */
[data-theme="dark"] #cursos-y-packs-top {
    background: var(--dm-bg-card) !important;
    background-image: none !important;
    border-color: rgba(236, 72, 153, 0.3) !important;
}

[data-theme="dark"] #cursos-y-packs-top .bg-green-100,
[data-theme="dark"] #cursos-y-packs-top .border-green-100 {
    background-color: rgba(20, 83, 45, 0.25) !important;
    border-color: rgba(34, 197, 94, 0.3) !important;
}

/* --- Gestión de Packs (profesor_packs.php #admin-container) --- */
[data-theme="dark"] #admin-container .bg-green-50 {
    background-color: rgba(20, 83, 45, 0.25) !important;
    border-color: rgba(34, 197, 94, 0.3) !important;
}

[data-theme="dark"] #admin-container .bg-green-50 .text-green-800,
[data-theme="dark"] #admin-container .text-green-700 {
    color: #86efac !important;
}

[data-theme="dark"] #admin-container .bg-indigo-50 {
    background-color: rgba(67, 56, 110, 0.3) !important;
    border-color: rgba(129, 140, 248, 0.3) !important;
}

[data-theme="dark"] #admin-container .text-indigo-800 {
    color: #a5b4fc !important;
}

[data-theme="dark"] #admin-container .text-indigo-500 {
    color: #818cf8 !important;
}

[data-theme="dark"] #admin-container .bg-sky-100 {
    background-color: rgba(14, 116, 170, 0.3) !important;
}

[data-theme="dark"] #admin-container .text-sky-800,
[data-theme="dark"] #admin-container .text-sky-700 {
    color: #7dd3fc !important;
}

[data-theme="dark"] #admin-container .bg-sky-50 {
    background-color: rgba(14, 116, 170, 0.15) !important;
}

/* --- Iconos SVG y emojis --- */
[data-theme="dark"] svg {
    color: inherit;
}

/* --- Botón Toggle de Modo Oscuro --- */
.dark-mode-toggle {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 10000;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    padding: 0;
    line-height: 1;
}

.dark-mode-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

[data-theme="dark"] .dark-mode-toggle {
    background: rgba(30, 41, 59, 0.8);
    border-color: var(--dm-border);
}

/* Si hay widgets flotantes (chatbot/mensajeria), movemos el botón a la esquina superior izquierda. */
body.has-support-widget .dark-mode-toggle {
    top: 84px;
    bottom: auto;
    left: 16px;
}

/* --- Tooltip del botón --- */
.dark-mode-toggle::after {
    content: attr(data-tooltip);
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    background: rgba(0, 0, 0, 0.8);
    color: #fff;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
}

.dark-mode-toggle:hover::after {
    opacity: 1;
}

/* --- Transición suave al cambiar tema --- */
html[data-theme],
html:not([data-theme]) {
    transition: background-color 0.3s ease, color 0.3s ease;
}

html[data-theme] body,
html:not([data-theme]) body {
    transition: background 0.3s ease, color 0.3s ease;
}

/* --- Responsivo: ajustes móviles --- */
@media (max-width: 640px) {
    .dark-mode-toggle {
        bottom: 14px;
        left: 14px;
        width: 42px;
        height: 42px;
        font-size: 1.15rem;
    }

    body.has-support-widget .dark-mode-toggle {
        top: 72px;
        bottom: auto;
        left: 12px;
    }
}
