/**
 * =================================================================
 * ALFABETIZACIÓN JURÍDICA — estilos comunes
 * Paleta verde Rutas Abiertas · Light/Dark
 * =================================================================
 */

/* === Prevención de FOUC === */
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--light-bg);
    color: var(--text-body);
    overflow-x: hidden;
    visibility: hidden;
    transition: background-color .4s ease, color .4s ease;
}

h1, h2, h3, h4, h5, h6,
.btn, .navbar-brand, .fw-bold, .display-3, .display-4 {
    font-family: 'Poppins', sans-serif;
}

body.loaded {
    visibility: visible;
}

/* === Tarjetas === */
.card-ucsc {
    background-color: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.card-ucsc:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: transparent;
}

/* === Botones de marca === */
.btn-ucsc {
    background-color: var(--primary-color);
    color: #fff;
    border-radius: var(--radius-pill);
    font-weight: 600;
    transition: all var(--transition);
}

.btn-ucsc:hover {
    background-color: var(--primary-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-red);
}

/* armoniza botones de Bootstrap con la marca */
.btn-outline-danger,
.btn-outline-primary {
    --bs-btn-color: var(--primary-color);
    --bs-btn-border-color: var(--primary-color);
    --bs-btn-hover-bg: var(--primary-color);
    --bs-btn-hover-border-color: var(--primary-color);
    --bs-btn-active-bg: var(--primary-dark);
    border-radius: var(--radius-pill);
}

.btn-light,
.btn-outline-light {
    border-radius: var(--radius-pill);
    font-weight: 600;
}

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

/* armoniza los "danger" rojos de Bootstrap con el verde de marca */
.modal-header.bg-danger {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark)) !important;
}
.text-danger { color: var(--primary-color) !important; }
.border-danger { border-color: var(--primary-color) !important; }

/* === Hero === */
.hero-section {
    position: relative;
    background:
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.08'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E"),
        linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: #fff;
    padding: 110px 0 90px;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.18);
}

.hero-section .lead { color: rgba(255, 255, 255, 0.92); }

/* === Encabezados de sección === */
.section-heading {
    position: relative;
    margin-bottom: 40px;
    font-weight: 800;
    color: var(--text-dark);
}

.section-heading:after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 70px;
    height: 4px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

/* === Animaciones de aparición === */
.hidden {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .6s ease, transform .6s ease;
}

.show {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    .hidden { opacity: 1; transform: none; transition: none; }
}

/* === Utilidades de color === */
.text-primary-color { color: var(--primary-color) !important; }
.background-primary-color {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark)) !important;
}

.reading-highlight {
    background-color: #fcf8e3;
    color: #8a6d3b !important;
    box-shadow: 0 0 5px #fcf8e3;
    transition: all 0.2s ease-in-out;
}

body.high-contrast .reading-highlight {
    background-color: #004085 !important;
    color: #cce5ff !important;
    border: 1px solid #cce5ff;
}

/* === Filtro de recursos === */
.resource-item {
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.resource-item.resource-hidden {
    opacity: 0;
    transform: scale(0.9);
    display: none;
}

/* === Acordeón === */
.accordion-button {
    background-color: var(--primary-color);
    color: #fff;
    border-radius: var(--radius-sm) !important;
    padding: 15px;
    font-weight: 600;
}

.accordion-button:not(.collapsed) {
    background-color: var(--primary-color);
    color: #fff;
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: 0 0 0 0.2rem var(--primary-muted);
}

.accordion-button::after {
    filter: brightness(0) invert(1);
}

/* === Notificaciones === */
.custom-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1060;
    padding: 15px 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    min-width: 300px;
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transform: translateX(120%);
    transition: transform 0.4s ease-in-out;
}

.custom-notification.show { transform: translateX(0); }
.custom-notification.notification-info { background-color: var(--secondary-color); }
.custom-notification.notification-success { background-color: #198754; }
.custom-notification.notification-error { background-color: #dc3545; }

.btn-close-notif {
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    margin-left: 15px;
    opacity: 0.8;
}

.btn-close-notif:hover { opacity: 1; }

/* === Skip link === */
.skip-link {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: -60px;
    background: var(--primary-color);
    color: #fff;
    padding: 10px 18px;
    border-radius: 0 0 10px 10px;
    z-index: 2000;
    transition: top .2s ease;
}

.skip-link:focus { top: 0; }

/* === Toggle de tema (en la navbar) === */
.theme-toggle {
    background: var(--surface-2);
    border: 1px solid var(--border-color);
    color: var(--text-dark);
    width: 42px;
    height: 42px;
    border-radius: 50%;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    transition: transform .3s ease, color .3s ease;
}

.theme-toggle:hover {
    transform: rotate(-20deg) scale(1.05);
    color: var(--primary-color);
}

/* =================================================================
   MODO OSCURO — overrides para utilidades de Bootstrap
   ================================================================= */
[data-theme="dark"] body { background-color: var(--light-bg); color: var(--text-body); }

[data-theme="dark"] .bg-white,
[data-theme="dark"] .navbar.bg-white,
[data-theme="dark"] .card:not(.background-primary-color) {
    background-color: var(--white) !important;
}

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

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

[data-theme="dark"] .card,
[data-theme="dark"] .card-ucsc {
    border-color: var(--border-color);
}

[data-theme="dark"] .border-bottom,
[data-theme="dark"] .border-top,
[data-theme="dark"] hr {
    border-color: var(--border-color) !important;
}

[data-theme="dark"] .shadow-sm,
[data-theme="dark"] .shadow { box-shadow: var(--shadow-sm) !important; }
[data-theme="dark"] .shadow-lg { box-shadow: var(--shadow-lg) !important; }

[data-theme="dark"] .accordion-button.collapsed {
    background-color: var(--surface-2);
    color: var(--text-dark);
}

[data-theme="dark"] .accordion-button.collapsed::after { filter: none; }

[data-theme="dark"] .badge.bg-light {
    background-color: var(--surface-2) !important;
    color: var(--text-dark) !important;
}

[data-theme="dark"] .alert { --bs-alert-bg: var(--surface-2); --bs-alert-color: var(--text-body); }

[data-theme="dark"] footer.bg-dark { background-color: #060d09 !important; }

[data-theme="dark"] input.form-control,
[data-theme="dark"] textarea.form-control,
[data-theme="dark"] .form-select {
    background-color: var(--surface-2);
    color: var(--text-body);
    border-color: var(--border-color);
}

[data-theme="dark"] .form-control::placeholder { color: var(--text-muted); }

/* =================================================================
   MEJORAS DE DISEÑO — capa visual compartida
   ================================================================= */

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

:focus-visible {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
}

/* --- Hero más inmersivo --- */
.hero-section {
    position: relative;
    padding: 132px 0 118px;
    border-bottom-left-radius: 40px;
    border-bottom-right-radius: 40px;
    text-shadow: none;
    background:
        radial-gradient(42% 55% at 82% 6%, rgba(255, 255, 255, 0.18), transparent 62%),
        radial-gradient(58% 65% at 4% 110%, rgba(0, 0, 0, 0.22), transparent 60%),
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40'%3E%3Ccircle cx='3' cy='3' r='1.5' fill='%23ffffff' fill-opacity='0.10'/%3E%3C/svg%3E"),
        linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
}

.hero-section h1 {
    letter-spacing: -0.02em;
    text-shadow: 0 2px 14px rgba(0, 0, 0, 0.18);
}

.hero-section .lead {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
}

.hero-section .btn-light {
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.18);
}

/* --- Encabezados de sección --- */
.section-heading {
    font-size: clamp(1.8rem, 3.4vw, 2.45rem);
    letter-spacing: -0.01em;
}

/* --- Botón de marca con degradado --- */
.btn-ucsc {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border: none;
}

/* --- Tarjetas: acento superior + chip de icono --- */
.card-ucsc {
    position: relative;
}

.card-ucsc::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.card-ucsc:hover::after {
    transform: scaleX(1);
}

.card-ucsc > .fs-1 {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 62px;
    height: 62px;
    border-radius: 16px;
    font-size: 1.55rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    box-shadow: var(--shadow-red);
}

.card-ucsc > .fs-1,
.card-ucsc > .fs-1 i {
    color: #fff !important;
}

/* --- Contadores con número en degradado --- */
.counter-box {
    border: 1px solid var(--border-color);
    background-color: var(--white);
    border-radius: var(--radius-md);
}

.animated-counter {
    font-size: 3rem;
    line-height: 1;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* --- Acordeón como tarjetas separadas --- */
.accordion-item {
    margin-bottom: 0.7rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm) !important;
    overflow: hidden;
    box-shadow: var(--shadow-xs);
}

/* --- Tarjetas e imágenes redondeadas --- */
.card {
    border-radius: var(--radius-md);
}

.img-fluid.rounded {
    border-radius: var(--radius-lg) !important;
}

/* --- Filtros y grupos de botones como píldoras separadas --- */
.filter-btn {
    border-radius: var(--radius-pill) !important;
}

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

.btn-group.flex-wrap {
    gap: 0.5rem;
}

.btn-group.flex-wrap > .btn {
    margin: 0 !important;
    border-radius: var(--radius-pill) !important;
}

/* --- Badges más suaves --- */
.badge {
    border-radius: var(--radius-pill);
    font-weight: 600;
    padding: 0.4em 0.8em;
}