/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: 'Inter', sans-serif; color: #222; background: #f0f6ff; line-height: 1.6; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ===== VARIABLES ===== */
:root {
    --primary: #1a3a6b;
    --secondary: #2563eb;
    --accent: #f59e0b;
    --accent2: #10b981;
    --light: #eff6ff;
    --gray: #f8faff;
    --dark: #0f172a;
    --text: #334155;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow: 0 4px 24px rgba(37,99,235,0.10);
    --shadow-lg: 0 8px 40px rgba(37,99,235,0.15);
    --transition: 0.25s ease;
    --glass: rgba(255,255,255,0.65);
    --glass-border: rgba(255,255,255,0.5);
}

/* ===== CONTAINER ===== */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 1.25rem; }

/* ===== BACKGROUND BODY ===== */
body::before {
    content: '';
    position: fixed;
    top: -200px; left: -200px;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(37,99,235,0.12) 0%, transparent 70%);
    pointer-events: none; z-index: 0;
}
body::after {
    content: '';
    position: fixed;
    bottom: -200px; right: -200px;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(16,185,129,0.08) 0%, transparent 70%);
    pointer-events: none; z-index: 0;
}

/* ===== TOPBAR ===== */
.topbar {
    background: linear-gradient(135deg, var(--primary) 0%, #1e40af 100%);
    color: #fff;
    font-size: 0.82rem;
    padding: 0.45rem 0;
    position: relative; z-index: 10;
}
.topbar__inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 0.5rem; }
.topbar__contact { display: flex; gap: 1.2rem; }
.topbar__contact a, .topbar__ig {
    color: #fff; opacity: 0.85;
    transition: opacity var(--transition);
    display: flex; align-items: center; gap: 0.3rem;
}
.topbar__contact a:hover, .topbar__ig:hover { opacity: 1; }
.topbar__ig {
    background: rgba(255,255,255,0.15);
    padding: 0.2rem 0.75rem;
    border-radius: 50px;
    border: 1px solid rgba(255,255,255,0.25);
    backdrop-filter: blur(4px);
}
.topbar__ig:hover { background: rgba(255,255,255,0.25); }

/* ===== HEADER ===== */
.site-header {
    background: var(--glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    position: sticky; top: 0; z-index: 100;
    box-shadow: 0 2px 20px rgba(37,99,235,0.08);
}
.site-header__inner { display: flex; justify-content: space-between; align-items: center; padding: 0.85rem 1.25rem; }
.site-logo { display: flex; align-items: center; gap: 0.85rem; }
.site-logo img { height: 52px; width: auto; border-radius: 8px; }
.site-logo__text { display: flex; flex-direction: column; }
.site-logo__name { font-weight: 800; font-size: 1rem; color: var(--primary); line-height: 1.2; letter-spacing: -0.02em; }
.site-logo__slogan { font-size: 0.73rem; color: #64748b; font-weight: 500; }

/* ===== NAV TOGGLE ===== */
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 2px solid rgba(37,99,235,0.2); cursor: pointer; padding: 0.45rem 0.5rem; border-radius: 8px; transition: var(--transition); }
.nav-toggle:hover { background: var(--light); border-color: var(--secondary); }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--primary); transition: var(--transition); border-radius: 2px; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== MAIN NAV ===== */
.main-nav {
    background: linear-gradient(135deg, var(--primary) 0%, #1e40af 100%);
    position: relative; z-index: 9;
}
.main-nav::after {
    content: '';
    position: absolute; bottom: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--accent2), var(--secondary));
}
.main-nav__list { display: flex; flex-wrap: wrap; }
.main-nav__list a {
    display: block; color: rgba(255,255,255,0.85);
    padding: 0.9rem 1.3rem;
    font-size: 0.85rem; font-weight: 600;
    letter-spacing: 0.04em;
    transition: all var(--transition);
    position: relative;
}
.main-nav__list a::after {
    content: '';
    position: absolute; bottom: 0; left: 50%; right: 50%;
    height: 2px; background: var(--accent);
    transition: all var(--transition);
}
.main-nav__list a:hover { color: #fff; background: rgba(255,255,255,0.08); }
.main-nav__list a:hover::after, .main-nav__list a.active::after { left: 0; right: 0; }
.main-nav__list a.active { color: #fff; background: rgba(255,255,255,0.12); }

/* ===== BANNER ===== */
.banner {
    position: relative;
    min-height: 420px;
    background: linear-gradient(135deg, var(--primary) 0%, #1e3a8a 50%, #1e40af 100%) center/cover no-repeat;
    display: flex; align-items: center;
    overflow: hidden;
}
.banner::before {
    content: '';
    position: absolute; inset: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(37,99,235,0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(16,185,129,0.2) 0%, transparent 40%);
}
.banner::after {
    content: '';
    position: absolute; inset: 0;
    background: rgba(10, 25, 60, 0.45);
}
/* Floating shapes */
.banner__shape1 {
    position: absolute; top: -60px; right: -60px;
    width: 300px; height: 300px;
    border-radius: 50%;
    background: rgba(245,158,11,0.12);
    border: 1px solid rgba(245,158,11,0.2);
}
.banner__shape2 {
    position: absolute; bottom: -80px; left: 10%;
    width: 200px; height: 200px;
    border-radius: 50%;
    background: rgba(16,185,129,0.10);
    border: 1px solid rgba(16,185,129,0.15);
}
.banner__content { position: relative; z-index: 2; color: #fff; text-align: center; padding: 4rem 1.25rem; width: 100%; }
.banner__badge {
    display: inline-block;
    background: rgba(245,158,11,0.2);
    border: 1px solid rgba(245,158,11,0.4);
    color: #fcd34d;
    font-size: 0.78rem; font-weight: 700;
    letter-spacing: 0.1em; text-transform: uppercase;
    padding: 0.3rem 1rem; border-radius: 50px;
    margin-bottom: 1rem;
    backdrop-filter: blur(8px);
}
.banner__title {
    font-size: clamp(1.8rem, 5vw, 3.2rem);
    font-weight: 800; line-height: 1.15;
    margin-bottom: 0.85rem;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
    letter-spacing: -0.02em;
}
.banner__subtitle { font-size: clamp(0.95rem, 2vw, 1.2rem); opacity: 0.85; margin-bottom: 2rem; font-weight: 400; }
.banner__btn {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent) 0%, #f97316 100%);
    color: #fff;
    font-weight: 700; padding: 0.85rem 2.2rem;
    border-radius: 50px; font-size: 0.95rem;
    box-shadow: 0 4px 20px rgba(245,158,11,0.4);
    transition: transform var(--transition), box-shadow var(--transition);
    letter-spacing: 0.02em;
}
.banner__btn:hover { transform: translateY(-3px); box-shadow: 0 8px 30px rgba(245,158,11,0.5); }

/* ===== SECTION TITLES ===== */
.section { padding: 4rem 0; position: relative; z-index: 1; }
.section--gray { background: var(--gray); }
.section--gradient {
    background: linear-gradient(135deg, #eff6ff 0%, #f0fdf4 100%);
}
.section__header { text-align: center; margin-bottom: 2.75rem; }
.section__tag {
    display: inline-block;
    background: linear-gradient(135deg, var(--secondary), #3b82f6);
    color: #fff; font-size: 0.72rem; font-weight: 700;
    letter-spacing: 0.1em; text-transform: uppercase;
    padding: 0.25rem 0.9rem; border-radius: 50px;
    margin-bottom: 0.75rem;
}
.section__title { font-size: clamp(1.4rem, 3vw, 1.9rem); font-weight: 800; color: var(--dark); margin-bottom: 0.5rem; letter-spacing: -0.02em; }
.section__subtitle { color: #64748b; font-size: 0.95rem; max-width: 520px; margin: 0 auto; }

/* ===== NOTICIAS GRID ===== */
.noticias-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.35rem; }
.noticia-card {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition);
    display: flex; flex-direction: column;
}
.noticia-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.noticia-card__img { height: 165px; overflow: hidden; }
.noticia-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.noticia-card:hover .noticia-card__img img { transform: scale(1.06); }
.noticia-card__img--placeholder {
    height: 165px;
    background: linear-gradient(135deg, #dbeafe 0%, #ede9fe 100%);
    display: flex; align-items: center; justify-content: center;
    font-size: 3rem;
}
.noticia-card__body { padding: 1.25rem; flex: 1; display: flex; flex-direction: column; }
.noticia-card__cat {
    display: inline-block; font-size: 0.7rem; font-weight: 700;
    letter-spacing: 0.08em; text-transform: uppercase;
    color: var(--secondary); margin-bottom: 0.5rem;
}
.noticia-card__title { font-size: 0.95rem; font-weight: 700; color: var(--dark); margin-bottom: 0.5rem; line-height: 1.4; }
.noticia-card__text { font-size: 0.85rem; color: #64748b; flex: 1; }
.noticia-card__link {
    display: inline-flex; align-items: center; gap: 0.3rem;
    margin-top: 1rem; font-size: 0.82rem; font-weight: 700;
    color: var(--secondary); transition: gap var(--transition);
}
.noticia-card__link:hover { gap: 0.6rem; }

/* ===== ACCESOS RÁPIDOS ===== */
.accesos-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.25rem; }
.acceso-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 1.75rem 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid rgba(37,99,235,0.08);
    text-align: center;
    transition: transform var(--transition), box-shadow var(--transition);
    display: block; color: inherit;
    position: relative; overflow: hidden;
}
.acceso-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--secondary), var(--accent2));
    transform: scaleX(0);
    transition: transform var(--transition);
    transform-origin: left;
}
.acceso-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.acceso-card:hover::before { transform: scaleX(1); }
.acceso-card__icon {
    width: 64px; height: 64px;
    background: linear-gradient(135deg, #dbeafe, #ede9fe);
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.9rem; margin: 0 auto 1rem;
    transition: transform var(--transition);
}
.acceso-card:hover .acceso-card__icon { transform: scale(1.1) rotate(-5deg); }
.acceso-card__title { font-size: 0.95rem; font-weight: 700; color: var(--dark); margin-bottom: 0.35rem; }
.acceso-card__desc { font-size: 0.82rem; color: #64748b; }

/* ===== DOCUMENTOS ===== */
.doc-filters { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2rem; justify-content: center; }
.doc-filter-btn {
    padding: 0.5rem 1.2rem;
    border: 1.5px solid rgba(37,99,235,0.25);
    border-radius: 50px; font-size: 0.83rem; font-weight: 600;
    color: var(--secondary); background: #fff;
    cursor: pointer; transition: all var(--transition);
    box-shadow: 0 2px 8px rgba(37,99,235,0.06);
}
.doc-filter-btn.active, .doc-filter-btn:hover {
    background: linear-gradient(135deg, var(--secondary), #3b82f6);
    color: #fff; border-color: transparent;
    box-shadow: 0 4px 14px rgba(37,99,235,0.3);
}
.doc-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 1rem; }
.doc-item {
    background: var(--glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    padding: 1.1rem 1.25rem;
    display: flex; align-items: center; gap: 1rem;
    transition: transform var(--transition), box-shadow var(--transition);
}
.doc-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.doc-item__icon {
    width: 48px; height: 48px;
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem; flex-shrink: 0;
}
.doc-item__info { flex: 1; }
.doc-item__title { font-size: 0.9rem; font-weight: 600; color: var(--dark); }
.doc-item__meta { font-size: 0.78rem; color: #94a3b8; margin-top: 0.2rem; }
.doc-item__btn {
    display: inline-flex; align-items: center; gap: 0.3rem;
    margin-top: 0.5rem; font-size: 0.8rem; font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, var(--secondary), #3b82f6);
    padding: 0.35rem 0.9rem; border-radius: 50px;
    transition: all var(--transition);
    box-shadow: 0 2px 8px rgba(37,99,235,0.25);
}
.doc-item__btn:hover { box-shadow: 0 4px 14px rgba(37,99,235,0.4); transform: translateY(-1px); }

/* ===== CALENDARIO ===== */
.cal-filters { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2rem; justify-content: center; }
.cal-filter-btn {
    padding: 0.5rem 1.2rem;
    border: 1.5px solid rgba(37,99,235,0.25);
    border-radius: 50px; font-size: 0.83rem; font-weight: 600;
    color: var(--secondary); background: #fff;
    cursor: pointer; transition: all var(--transition);
}
.cal-filter-btn.active, .cal-filter-btn:hover {
    background: linear-gradient(135deg, var(--secondary), #3b82f6);
    color: #fff; border-color: transparent;
    box-shadow: 0 4px 14px rgba(37,99,235,0.3);
}
.cal-list { display: flex; flex-direction: column; gap: 0.85rem; }
.cal-item {
    background: var(--glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    padding: 1.1rem 1.5rem;
    display: flex; align-items: center; gap: 1.5rem;
    border-left: 4px solid var(--secondary);
    transition: transform var(--transition), border-color var(--transition);
}
.cal-item:hover { transform: translateX(4px); border-left-color: var(--accent); }
.cal-item__date {
    text-align: center; min-width: 52px;
    background: linear-gradient(135deg, var(--secondary), #3b82f6);
    border-radius: 12px; padding: 0.5rem 0.6rem; color: #fff;
}
.cal-item__day { font-size: 1.6rem; font-weight: 800; line-height: 1; }
.cal-item__month { font-size: 0.68rem; font-weight: 700; text-transform: uppercase; opacity: 0.85; }
.cal-item__info { flex: 1; }
.cal-item__title { font-size: 0.95rem; font-weight: 600; color: var(--dark); }
.cal-item__nivel {
    display: inline-block; font-size: 0.72rem; font-weight: 700;
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
    color: var(--secondary); padding: 0.15rem 0.65rem;
    border-radius: 50px; margin-top: 0.35rem;
}

/* ===== GALERÍA ===== */
.galeria-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 0.85rem; }
.galeria-item {
    border-radius: var(--radius-sm); overflow: hidden;
    aspect-ratio: 1; cursor: pointer; position: relative;
    box-shadow: var(--shadow);
    transition: transform var(--transition), box-shadow var(--transition);
}
.galeria-item:hover { transform: scale(1.03); box-shadow: var(--shadow-lg); }
.galeria-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.galeria-item:hover img { transform: scale(1.08); }
.galeria-item__overlay {
    position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(26,58,107,0.7), rgba(37,99,235,0.6));
    opacity: 0; transition: opacity var(--transition);
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 0.85rem; font-weight: 600;
    backdrop-filter: blur(2px);
    text-align: center; padding: 1rem;
}
.galeria-item:hover .galeria-item__overlay { opacity: 1; }

/* ===== LIGHTBOX ===== */
.lightbox {
    display: none; position: fixed; inset: 0;
    background: rgba(5,10,30,0.92);
    z-index: 999; align-items: center; justify-content: center;
    backdrop-filter: blur(8px);
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 90vw; max-height: 85vh; border-radius: var(--radius); box-shadow: 0 20px 80px rgba(0,0,0,0.5); }
.lightbox__close {
    position: absolute; top: 1.25rem; right: 1.75rem;
    color: #fff; font-size: 2rem; cursor: pointer;
    width: 44px; height: 44px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    transition: background var(--transition);
    backdrop-filter: blur(4px);
}
.lightbox__close:hover { background: rgba(255,255,255,0.25); }

/* ===== FOOTER ===== */
.site-footer {
    background: linear-gradient(135deg, var(--dark) 0%, #0f2040 100%);
    color: #fff; padding: 3.5rem 0 0; margin-top: 5rem;
    position: relative; overflow: hidden;
}
.site-footer::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--secondary), var(--accent), var(--accent2));
}
.site-footer__inner { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 2.5rem; padding-bottom: 3rem; }
.site-footer__col h4 { font-size: 0.9rem; font-weight: 700; margin-bottom: 1rem; color: var(--accent); letter-spacing: 0.06em; text-transform: uppercase; }
.site-footer__col p, .site-footer__col a { font-size: 0.87rem; opacity: 0.7; line-height: 1.9; transition: opacity var(--transition); }
.site-footer__col a:hover { opacity: 1; }
.footer__ig-btn {
    display: inline-flex; align-items: center; gap: 0.4rem;
    margin-top: 0.5rem; padding: 0.5rem 1.3rem;
    border: 1.5px solid rgba(255,255,255,0.25);
    border-radius: 50px; font-size: 0.85rem; font-weight: 600;
    opacity: 0.85; transition: all var(--transition);
    backdrop-filter: blur(4px);
}
.footer__ig-btn:hover { background: rgba(255,255,255,0.12); opacity: 1; border-color: rgba(255,255,255,0.5); }
.site-footer__bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 1.2rem 0; text-align: center;
    font-size: 0.8rem; opacity: 0.5;
}
.site-footer__bottom a { color: var(--accent); opacity: 1; }

/* ===== ALERTS ===== */
.alert { padding: 1rem 1.25rem; border-radius: var(--radius-sm); margin-bottom: 1rem; font-size: 0.9rem; font-weight: 500; backdrop-filter: blur(8px); }
.alert--success { background: rgba(16,185,129,0.1); color: #065f46; border: 1px solid rgba(16,185,129,0.3); }
.alert--error { background: rgba(239,68,68,0.1); color: #7f1d1d; border: 1px solid rgba(239,68,68,0.3); }

/* ===== BTN SECUNDARIO ===== */
.btn-outline {
    display: inline-flex; align-items: center; gap: 0.4rem;
    padding: 0.75rem 2rem; border-radius: 50px;
    border: 2px solid var(--secondary); color: var(--secondary);
    font-weight: 700; font-size: 0.92rem;
    transition: all var(--transition);
}
.btn-outline:hover {
    background: var(--secondary); color: #fff;
    box-shadow: 0 4px 20px rgba(37,99,235,0.3);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .topbar__contact { font-size: 0.75rem; gap: 0.75rem; }
    .nav-toggle { display: flex; }
    .main-nav { display: none; }
    .main-nav.open { display: block; }
    .main-nav__list { flex-direction: column; }
    .main-nav__list a { padding: 0.95rem 1.25rem; border-bottom: 1px solid rgba(255,255,255,0.08); }
    .main-nav__list a::after { display: none; }
    .banner { min-height: 320px; }
    .banner__shape1, .banner__shape2 { display: none; }
    .site-footer__inner { grid-template-columns: 1fr; gap: 1.75rem; }
    .section { padding: 2.75rem 0; }
}
@media (max-width: 480px) {
    .site-logo__name { font-size: 0.88rem; }
    .noticias-grid { grid-template-columns: 1fr; }
    .accesos-grid { grid-template-columns: repeat(2, 1fr); }
    .galeria-grid { grid-template-columns: repeat(2, 1fr); }
    .banner__title { font-size: 1.6rem; }
}