/* Estilos globales para CEUA Academia - Dark SaaS Theme */
:root {
    /* Paleta de colores base */
    --ceua-bg-main: #0B0E14;
    --ceua-bg-surface: #161B26;
    --ceua-bg-interactive: #1F2937;
    --ceua-border-subtle: rgba(255, 255, 255, 0.08);
    --ceua-accent: #0284C7;
    --ceua-accent-hover: #0369A1;
    --ceua-accent-glow: rgba(2, 132, 199, 0.25);
    
    --ceua-text-main: #F8FAFC;
    --ceua-text-muted: #94A3B8;
    
    --ceua-alert: #F87171;
    --ceua-alert-bg: rgba(248, 113, 113, 0.08);

    /* Jerarquía Border-Radius */
    --ceua-radius-xl: 16px;
    --ceua-radius-lg: 12px;
    --ceua-radius-md: 8px;
    --ceua-radius-sm: 6px;
    --ceua-radius-pill: 9999px;

    /* Sobrescribiendo variables de Bootstrap 5 */
    --bs-body-bg: var(--ceua-bg-main);
    --bs-body-color: var(--ceua-text-main);
    --bs-primary: var(--ceua-accent);
    --bs-danger: var(--ceua-alert);
    --bs-secondary: var(--ceua-text-muted);
    
    --bs-card-bg: var(--ceua-bg-surface);
    --bs-card-border-color: var(--ceua-border-subtle);
    --bs-card-cap-bg: transparent;

    --bs-border-color: var(--ceua-border-subtle);
    --bs-heading-color: var(--ceua-text-main);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--ceua-bg-main) !important;
    color: var(--ceua-text-main) !important;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background-color: transparent !important;
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}
/* Tipografía y textos */
.text-primary {
    color: var(--ceua-accent) !important;
}
.text-muted {
    color: var(--ceua-text-muted) !important;
}

/* Tarjetas y Contenedores Principales */
.card {
    background-color: var(--ceua-bg-surface) !important;
    border-color: var(--ceua-border-subtle) !important;
    color: var(--ceua-text-main) !important;
    border-radius: var(--ceua-radius-xl) !important;
}
.card-header, .card-footer {
    background-color: transparent !important;
    border-bottom: 1px solid var(--ceua-border-subtle) !important;
}

/* Sidebar y Navbars */
.dropdown-menu, .offcanvas, .bg-dark, .bg-white, .bg-light {
    background-color: var(--ceua-bg-surface) !important;
}
aside {
    background-color: var(--ceua-bg-surface) !important;
    border-right: 1px solid var(--ceua-border-subtle);
    box-shadow: none !important;
}

/* Botones principales */
.btn-primary {
    background-color: var(--ceua-accent) !important;
    border: none !important;
    color: #FFFFFF !important;
    border-radius: var(--ceua-radius-md) !important;
    font-weight: 600;
    transition: all 0.2s ease;
}
.btn-primary:hover {
    background-color: var(--ceua-accent-hover) !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--ceua-accent-glow);
}

/* Botones Outline / Secundarios */
.btn-outline-info {
    border: 1px solid var(--ceua-border-subtle) !important;
    color: var(--ceua-text-muted) !important;
}
.btn-outline-info:hover {
    background-color: var(--ceua-bg-interactive) !important;
    color: var(--ceua-text-main) !important;
}

/* Ghost Buttons (Acciones de tabla) */
.ghost-btn-edit {
    color: #38bdf8 !important;
    background: rgba(56, 189, 248, 0.08) !important;
    transition: all 0.2s ease !important;
}
.ghost-btn-edit:hover {
    background: rgba(56, 189, 248, 0.2) !important;
    color: #38bdf8 !important;
}

.ghost-btn-delete {
    color: #f87171 !important;
    background: rgba(248, 113, 113, 0.08) !important;
    transition: all 0.2s ease !important;
}
.ghost-btn-delete:hover {
    background: rgba(248, 113, 113, 0.2) !important;
    color: #f87171 !important;
}

.ghost-btn-view {
    color: #a855f7 !important;
    background: rgba(168, 85, 247, 0.08) !important;
    transition: all 0.2s ease !important;
}
.ghost-btn-view:hover {
    background: rgba(168, 85, 247, 0.2) !important;
    color: #a855f7 !important;
}

/* Badges modernos */
.badge.bg-success {
    background: rgba(16, 185, 129, 0.15) !important;
    color: #34d399 !important;
    border: 1px solid rgba(16, 185, 129, 0.3) !important;
    padding: 4px 10px !important;
    border-radius: var(--ceua-radius-pill) !important;
    font-weight: 700;
    font-size: 0.72rem;
}
.badge.bg-warning {
    background: rgba(245, 158, 11, 0.15) !important;
    color: #fbbf24 !important;
    border: 1px solid rgba(245, 158, 11, 0.3) !important;
    padding: 4px 10px !important;
    border-radius: var(--ceua-radius-pill) !important;
    font-weight: 700;
    font-size: 0.72rem;
}
.badge.bg-secondary {
    background: rgba(148, 163, 184, 0.15) !important;
    color: #cbd5e1 !important;
    border: 1px solid rgba(148, 163, 184, 0.3) !important;
    padding: 4px 10px !important;
    border-radius: var(--ceua-radius-pill) !important;
    font-weight: 700;
    font-size: 0.72rem;
}

/* Modales */
.modal-content {
    background-color: var(--ceua-bg-surface) !important;
    border: 1px solid var(--ceua-border-subtle) !important;
    border-radius: var(--ceua-radius-xl) !important;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.08);
}
.modal-header {
    border-bottom: 1px solid var(--ceua-border-subtle);
}
.modal-footer {
    border-top: 1px solid var(--ceua-border-subtle);
}

/* DataTables & Tablas */
.table {
    color: var(--ceua-text-main) !important;
    border-collapse: separate !important;
    border-spacing: 0 !important;
    margin-bottom: 0 !important;
}
.table thead th {
    background-color: var(--ceua-bg-surface) !important;
    color: var(--ceua-text-muted) !important;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
    border-bottom: 1px solid var(--ceua-border-subtle) !important;
    padding: 16px;
}
.table tbody td {
    background-color: var(--ceua-bg-surface) !important;
    color: var(--ceua-text-main) !important;
    border-bottom: 1px solid var(--ceua-border-subtle) !important;
    padding: 16px;
    vertical-align: middle;
}
.table tbody tr:hover td {
    background-color: var(--ceua-bg-interactive) !important;
}
/* Evitar borde doble en el último elemento de la tabla */
.table tbody tr:last-child td {
    border-bottom: none !important;
}

/* Columnas Congeladas (Sticky) */
.sticky-col {
    position: sticky !important;
    left: 0;
    z-index: 2;
    background-color: var(--ceua-bg-surface) !important;
}
.table tbody tr:hover td.sticky-col {
    background-color: var(--ceua-bg-interactive) !important;
}

/* Fix browser autofill */
input:-webkit-autofill,
input:-webkit-autofill:hover, 
input:-webkit-autofill:focus, 
input:-webkit-autofill:active {
    -webkit-box-shadow: 0 0 0 30px #1a2234 inset !important;
    -webkit-text-fill-color: var(--ceua-text-main) !important;
    transition: background-color 5000s ease-in-out 0s;
}

/* Inputs y Selects */
.form-control, .form-select, input, select, textarea {
    color: var(--ceua-text-main) !important;
}
select option {
    background-color: var(--ceua-bg-surface) !important;
    color: var(--ceua-text-main) !important;
}
.form-control::placeholder,
.form-select::placeholder,
input::placeholder,
textarea::placeholder {
    color: var(--ceua-text-muted) !important;
    opacity: 0.8 !important;
}

/* Menús de Navegación */
.nav-pills .nav-link {
    border-radius: var(--ceua-radius-md);
    color: var(--ceua-text-muted) !important;
    transition: all 0.2s ease;
}
.nav-pills .nav-link:hover {
    background-color: var(--ceua-bg-interactive) !important;
    color: var(--ceua-text-main) !important;
}
.nav-pills .nav-link.active {
    background-color: var(--ceua-bg-interactive) !important;
    color: var(--ceua-text-main) !important;
    font-weight: 600;
}

/* Animations - Loader Logo Color Sweep */
@keyframes colorSweep {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}
.logo-fill-loader {
    width: 200px;
    height: 70px;
    background: linear-gradient(90deg, #F8FAFC 20%, #0284C7 40%, #00f2fe 60%, #F8FAFC 80%);
    background-size: 300% 100%;
    animation: colorSweep 1.5s linear infinite;
    -webkit-mask-image: url('/public/images/ceua_academia_blanco.png');
    -webkit-mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-image: url('/public/images/ceua_academia_blanco.png');
    mask-size: contain;
    mask-repeat: no-repeat;
    mask-position: center;
}

/* Animations - Loader Logo Water Fill (Llenado progresivo) */
@keyframes waterFill {
    0% { background-position: 0 0; }
    50% { background-position: 0 100%; }
    100% { background-position: 0 0; }
}
.logo-water-fill {
    width: 200px;
    height: 70px;
    /* Gradiente 200% de alto. Arriba grisáceo transparente, abajo azul vibrante */
    background: linear-gradient(to bottom, rgba(255,255,255,0.1) 50%, #0284C7 50%);
    background-size: 100% 200%;
    background-position: 0 0; /* Empieza mostrando la mitad de arriba (vacío) */
    animation: waterFill 2.5s ease-in-out infinite;
    
    -webkit-mask-image: url('/public/images/ceua_academia_blanco.png');
    -webkit-mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-image: url('/public/images/ceua_academia_blanco.png');
    mask-size: contain;
    mask-repeat: no-repeat;
    mask-position: center;
}