:root {
    --institucional-oscuro: #0C2340;
    --institucional-celeste: #0EA5E9;
    --institucional-dorado: #DAA520;
    --institucional-claro: #F0F8FF;
    --text-main: #1E3A5F;
    --text-muted: #4B7EA6;
    --border-color: #BAE6FD;

    --gradiente-boton: linear-gradient(135deg,
            var(--institucional-celeste),
            var(--institucional-oscuro));
}

body {
    background-color: #ffffff;
    color: var(--text-main);
    font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    -webkit-font-smoothing: antialiased;
}

/* --- MODERN GRADIENTS & HERO --- */
.bg-institucional-gradient {
    background: linear-gradient(135deg, #0C2340 0%, var(--institucional-oscuro) 50%, #1E3A5F 100%);
    position: relative;
    overflow: hidden;
}

.bg-institucional-gradient::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    bottom: -50%;
    left: -20%;
    background: radial-gradient(circle at 80% 20%, rgba(14, 165, 233, 0.3) 0%, transparent 40%),
        radial-gradient(circle at 10% 80%, rgba(218, 165, 32, 0.2) 0%, transparent 40%);
    pointer-events: none;
}

.text-institucional-celeste {
    color: var(--institucional-celeste) !important;
}


/* --- TABS INTERACTIVOS MODERNOS --- */
.nav-tabs-romero {
    background: #ffffff;
    padding: 8px;
    border-radius: 40px;
    box-shadow: 0 16px 40px rgba(14, 165, 233, 0.06);
    justify-content: center;
    gap: 6px;
    display: inline-flex;
    width: auto;
    border: 1px solid var(--border-color);
}

.nav-tabs-romero .nav-link {
    border: none;
    color: var(--text-muted);
    font-weight: 600;
    padding: 14px 28px;
    border-radius: 30px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-tabs-romero .nav-link:hover {
    color: var(--institucional-oscuro);
    background-color: rgba(14, 165, 233, 0.08);
}

.nav-tabs-romero .nav-link.active {
    color: #ffffff;
    background: var(--gradiente-boton);
    box-shadow: 0 10px 25px rgba(14, 165, 233, 0.4);
}

.tab-content-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 32px;
    box-shadow: 0 30px 70px rgba(14, 165, 233, 0.05);
    transition: all 0.4s ease;
}

/* --- TARJETAS DE VALORES --- */
.card-romero-style {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 32px 24px !important;
    box-shadow: 0 4px 20px rgba(14, 165, 233, 0.02);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    z-index: 1;
}

.card-romero-style::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 24px;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.05) 0%, rgba(218, 165, 32, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.card-romero-style:hover {
    transform: translateY(-10px);
    border-color: var(--institucional-celeste);
    box-shadow: 0 24px 48px rgba(14, 165, 233, 0.12) !important;
}

.card-romero-style:hover::before {
    opacity: 1;
}

/* --- HISTORIA EN BLOQUES DINÁMICOS --- */
.history-block {
    border-left: 3px solid var(--border-color);
    padding-left: 24px;
    position: relative;
}

.history-block::after {
    content: '';
    position: absolute;
    left: -8px;
    top: 6px;
    width: 13px;
    height: 13px;
    border-radius: 50%;
    background: var(--institucional-celeste);
    border: 3px solid white;
    box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.2);
}

/* --- GRID DE AUTORIDADES --- */
.authority-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 28px;
    box-shadow: 0 10px 30px rgba(14, 165, 233, 0.02);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.authority-card::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 100%;
    left: 0;
    top: 0;
    background: var(--institucional-celeste);
}

.authority-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(14, 165, 233, 0.08);
    border-color: var(--institucional-celeste);
}

.tag-role-new {
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--institucional-celeste);
    background: rgba(14, 165, 233, 0.08);
    padding: 6px 14px;
    border-radius: 30px;
    display: inline-block;
}

/* --- TARJETAS DE DOCENTES --- */
.teacher-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.teacher-card:hover {
    border-color: var(--institucional-celeste);
    box-shadow: 0 20px 40px rgba(14, 165, 233, 0.08);
    transform: scale(1.02);
}

.teacher-avatar-geo {
    width: 56px;
    height: 56px;
    background: var(--institucional-claro);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--institucional-celeste);
    font-size: 1.4rem;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.teacher-card:hover .teacher-avatar-geo {
    background: linear-gradient(135deg, var(--institucional-celeste) 0%, var(--institucional-oscuro) 100%);
    color: #ffffff;
    border-color: transparent;
}

.tag-number {
    position: absolute;
    bottom: 15px;
    right: 20px;
    font-weight: 800;
    font-size: 0.75rem;
    color: var(--text-muted);
    opacity: 0.4;
}

/* --- DECORACIONES --- */
.titulo-linea-center {
    letter-spacing: -0.03em;
    color: var(--institucional-oscuro);
    font-weight: 800 !important;
}

.titulo-linea-center::after {
    content: '';
    display: block;
    width: 50px;
    height: 4px;
    background: var(--institucional-celeste);
    margin: 14px auto 0 auto;
    border-radius: 10px;
}

.btn-acento {
    background: var(--gradiente-boton);
    color: white;
    border: none;
    padding: 18px 44px;
    letter-spacing: 0.02em;
    box-shadow: 0 10px 30px rgba(14, 165, 233, 0.35);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-acento:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 20px 40px rgba(14, 165, 233, 0.5);
    color: white;
}

.img-hover-effect {
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.img-container:hover .img-hover-effect {
    transform: scale(1.05);
}

.reveal-detail {
    opacity: 1;
    transform: none;
}

.bg-institucional-claro {
    background: #F0F8FF;
}

.bg-institucional-oscuro {
    background: #0C2340;
}

.tracking-wider {
    letter-spacing: .08em;
}

.shadow-2xl {
    box-shadow: 0 35px 70px rgba(0, 0, 0, .15);
}

.max-w-xl {
    max-width: 700px;
}

.max-w-2xl {
    max-width: 850px;
}

.bg-slate-50 {
    background: #f8fafc;
}

.tracking-tight {
    letter-spacing: -.04em;
}

.style-title {
    color: var(--institucional-oscuro);
}

/* --- ANIMACIONES --- */
.reveal-detail {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-detail.visible {
    opacity: 1;
    transform: translateY(0);
}

@keyframes floatP {
    0% {
        transform: translateY(100px) scale(0);
        opacity: 0;
    }

    10% {
        opacity: 0.15;
    }

    90% {
        opacity: 0.15;
    }

    100% {
        transform: translateY(-100px) scale(1);
        opacity: 0;
    }
}

.h-particle {
    position: absolute;
    border-radius: 50%;
    opacity: 0.15;
    animation: floatP linear infinite;
}

/* ==========================================================================
   DARK MODE — Nosotros
   ========================================================================== */
body.dark-mode {
    background-color: #111827;
    color: #f9fafb;
}

body.dark-mode .nav-tabs-romero {
    background: #1f2937;
    border-color: rgba(14, 165, 233, 0.25);
}

body.dark-mode .nav-tabs-romero .nav-link {
    color: #9ca3af;
}

body.dark-mode .nav-tabs-romero .nav-link:hover {
    background-color: rgba(14, 165, 233, 0.12);
    color: #f9fafb;
}

body.dark-mode .tab-content-card {
    background: #1f2937;
    border-color: rgba(14, 165, 233, 0.2);
}

body.dark-mode .card-romero-style {
    background: #1f2937;
    border-color: rgba(14, 165, 233, 0.2);
    color: #f9fafb;
}

body.dark-mode .authority-card {
    background: #1f2937;
    border-color: rgba(14, 165, 233, 0.2);
    color: #f9fafb;
}

body.dark-mode .teacher-card {
    background: #1f2937;
    border-color: rgba(14, 165, 233, 0.2);
    color: #f9fafb;
}

body.dark-mode .bg-institucional-claro,
body.dark-mode .bg-slate-50 {
    background: #1f2937 !important;
}

body.dark-mode .text-dark,
body.dark-mode .text-secondary {
    color: #d1d5db !important;
}

body.dark-mode .style-title {
    color: #e2e8f0;
}

body.dark-mode .titulo-linea-center {
    color: #e2e8f0;
}