/* ==========================================================================
   INSTITUCIÓN EDUCATIVA ESCUELA NORMAL SUPERIOR DE URABÁ (IENSUR)
   Hoja de Estilos Oficial - Portal Web Institucional
   Inspirado en el modelo institucional de la Normal Superior de Medellín
   ========================================================================== */

:root {
  /* Paleta Institucional Normalista & Urabá */
  --ens-blue: #092c4c;         /* Azul marino institucional profundo */
  --ens-blue-light: #124878;   /* Azul medio institucional */
  --ens-blue-soft: #e8f1f8;    /* Fondo azul muy suave */
  --ens-yellow: #f59e0b;       /* Amarillo oro sol de Urabá */
  --ens-yellow-dark: #d97706;  /* Amarillo oscuro para contraste */
  --ens-yellow-light: #fef3c7; /* Amarillo suave para fondos */
  --ens-green: #15803d;        /* Verde vegetación y esperanza */
  --ens-green-dark: #166534;   /* Verde profundo */
  --ens-green-light: #dcfce7;  /* Verde menta suave */

  /* Neutrales */
  --text-main: #1f2937;
  --text-muted: #4b5563;
  --text-light: #9ca3af;
  --bg-body: #f9fafb;
  --bg-card: #ffffff;
  --border-color: #e5e7eb;

  /* Tipografías */
  --font-heading: 'Montserrat', system-ui, -apple-system, sans-serif;
  --font-body: 'Open Sans', system-ui, -apple-system, sans-serif;

  /* Sombras y transiciones */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.12), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --transition-normal: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   Modo de Accesibilidad (Alto Contraste y Tamaños)
   ========================================================================== */
body.high-contrast {
  --ens-blue: #000000;
  --ens-blue-light: #111111;
  --ens-blue-soft: #ffffff;
  --ens-yellow: #ffff00;
  --ens-yellow-dark: #000000;
  --ens-green: #00ff00;
  --text-main: #000000;
  --text-muted: #111111;
  --bg-body: #ffffff;
  --bg-card: #ffffff;
  --border-color: #000000;
  background-color: #ffffff !important;
  color: #000000 !important;
}

body.high-contrast .navbar,
body.high-contrast .top-bar,
body.high-contrast .footer-ens {
  background-color: #000000 !important;
  color: #ffff00 !important;
  border-bottom: 2px solid #ffff00 !important;
}

body.high-contrast .nav-link,
body.high-contrast .top-bar a {
  color: #ffff00 !important;
}

body.text-size-lg {
  font-size: 110%;
}
body.text-size-xl {
  font-size: 120%;
}

/* ==========================================================================
   Estilos Base y Tipografía
   ========================================================================== */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 130px;
}

body {
  font-family: var(--font-body);
  color: var(--text-main);
  background-color: var(--bg-body);
  line-height: 1.65;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6,
.font-heading {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--ens-blue);
  letter-spacing: -0.02em;
}

a {
  color: var(--ens-blue-light);
  text-decoration: none;
  transition: var(--transition-normal);
}
a:hover {
  color: var(--ens-yellow-dark);
}

/* ==========================================================================
   Barra Superior de Información y Accesibilidad (Topbar)
   ========================================================================== */
.top-bar {
  background: linear-gradient(90deg, #061e34 0%, var(--ens-blue) 100%);
  color: #e2e8f0;
  font-size: 0.82rem;
  padding: 6px 0;
  border-bottom: 2px solid var(--ens-yellow);
}

.top-bar a {
  color: #e2e8f0;
}
.top-bar a:hover {
  color: var(--ens-yellow);
}

.top-bar .info-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-right: 18px;
}

.top-bar .info-item i {
  color: var(--ens-yellow);
}

.btn-accessibility {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 2px 8px;
  font-size: 0.75rem;
  border-radius: 4px;
  transition: var(--transition-normal);
}
.btn-accessibility:hover {
  background: var(--ens-yellow);
  color: #000;
  border-color: var(--ens-yellow);
}

/* ==========================================================================
   Header Institucional Principal
   ========================================================================== */
.main-header {
  background-color: #ffffff;
  padding: 14px 0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.institutional-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.institutional-logo {
  height: 80px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.brand-titles .school-category {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  font-weight: 700;
  color: var(--ens-green-dark);
  margin-bottom: 1px;
}

.brand-titles .school-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--ens-blue);
  line-height: 1.2;
  margin-bottom: 3px;
}

.brand-titles .school-slogan {
  font-size: 0.84rem;
  color: var(--text-muted);
  font-style: italic;
  margin-bottom: 0;
}

.brand-titles .school-slogan strong {
  color: var(--ens-yellow-dark);
}

.header-badges {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.badge-meta {
  border-radius: 8px;
  padding: 8px 14px;
  background: var(--ens-blue-soft);
  border-left: 4px solid var(--ens-blue);
  text-align: right;
  font-size: 0.78rem;
}

.badge-meta strong {
  display: block;
  color: var(--ens-blue);
  font-size: 0.85rem;
}

/* ==========================================================================
   Header Institucional Sticky y Menú Hamburguesa (Para todas las vistas)
   ========================================================================== */
.main-header.sticky-top {
  position: sticky;
  top: 0;
  z-index: 1025;
  background-color: #ffffff;
  border-bottom: 0;
  box-shadow: 0 4px 15px rgba(9, 44, 76, 0.08);
  padding: 10px 0 0;
}

.turbo-flag {
  width: 100%;
  height: 18px;
  margin-top: 10px;
  background: linear-gradient(
    to bottom,
    #fce300 0%, #fce300 33.333333%,
    #00843d 33.333333%, #00843d 66.666667%,
    #0057b8 66.666667%, #0057b8 100%
  );
}

.btn-hamburger {
  background-color: var(--ens-blue);
  color: #ffffff;
  border: 2px solid var(--ens-yellow);
  border-radius: 30px;
  padding: 8px 18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-normal);
  box-shadow: 0 3px 8px rgba(9, 44, 76, 0.2);
}

.btn-hamburger:hover,
.btn-hamburger:focus {
  background-color: var(--ens-yellow);
  color: #000000;
  border-color: var(--ens-yellow-dark);
  transform: translateY(-1px);
}

/* Offcanvas Drawer Institucional */
.offcanvas-ens {
  width: 380px !important;
  max-width: 90vw !important;
  background: #ffffff;
  border-left: 4px solid var(--ens-yellow);
}

.offcanvas-ens .offcanvas-header {
  background: linear-gradient(135deg, var(--ens-blue) 0%, #061e34 100%);
  color: #ffffff;
  padding: 18px 22px;
}

.offcanvas-nav {
  display: flex;
  flex-direction: column;
}

.offcanvas-nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 16px;
  border-radius: 10px;
  color: var(--text-main);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition-normal);
  text-decoration: none;
  margin-bottom: 2px;
}

.offcanvas-nav-link:hover,
.offcanvas-nav-link.active {
  background-color: var(--ens-blue-soft);
  color: var(--ens-blue);
  padding-left: 20px;
}

.offcanvas-nav-link.highlight-link {
  background-color: #fef3c7;
  color: #92400e;
  border-left: 4px solid var(--ens-yellow);
  font-weight: 700;
}
.offcanvas-nav-link.highlight-link:hover {
  background-color: var(--ens-yellow);
  color: #000;
}

.offcanvas-accordion .accordion-button {
  padding: 11px 16px;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--ens-blue);
  background: transparent;
  box-shadow: none;
  border-radius: 10px;
}

.offcanvas-accordion .accordion-button:not(.collapsed) {
  background-color: var(--ens-blue-soft);
  color: var(--ens-blue);
}

.offcanvas-sublink {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px 7px 32px;
  font-size: 0.88rem;
  color: var(--text-muted);
  text-decoration: none;
  border-radius: 6px;
  transition: var(--transition-normal);
}

.offcanvas-sublink:hover {
  background-color: var(--ens-blue-soft);
  color: var(--ens-blue);
  padding-left: 36px;
}


/* ==========================================================================
   Hero Section / Carrusel Principal
   ========================================================================== */
.hero-slider {
  position: relative;
  overflow: hidden;
  background-color: #05192d;
}

.hero-slider .carousel-item {
  height: 540px;
  position: relative;
  background-color: #08213b;
}

.hero-slider .carousel-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.68);
  transform: scale(1.02);
  transition: transform 7s ease;
}

.hero-slider .carousel-item.active img {
  transform: scale(1.08);
}

.hero-caption-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, rgba(6, 26, 46, 0.92) 0%, rgba(6, 26, 46, 0.65) 50%, rgba(6, 26, 46, 0.25) 100%);
  display: flex;
  align-items: center;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  background: var(--ens-yellow);
  color: #000;
  font-weight: 700;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 6px 14px;
  border-radius: 30px;
  margin-bottom: 15px;
}

.hero-title {
  color: #ffffff;
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 16px;
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}

.hero-title span {
  color: var(--ens-yellow);
}

.hero-subtitle {
  color: #e2e8f0;
  font-size: 1.15rem;
  max-width: 650px;
  margin-bottom: 26px;
  line-height: 1.6;
}

.carousel-indicators [data-bs-target] {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  margin: 0 6px;
  background-color: rgba(255, 255, 255, 0.6);
  border: 2px solid transparent;
}
.carousel-indicators .active {
  background-color: var(--ens-yellow);
  width: 32px;
  border-radius: 8px;
}

/* ==========================================================================
   Barra de Accesos Rápidos (Quick Access Cards)
   ========================================================================== */
.quick-access-wrapper {
  margin-top: -45px;
  position: relative;
  z-index: 10;
}

.quick-card {
  background: #ffffff;
  border-radius: 12px;
  padding: 22px 18px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  border-bottom: 4px solid var(--ens-blue);
  display: flex;
  align-items: center;
  gap: 16px;
  transition: var(--transition-normal);
  text-decoration: none;
  color: var(--text-main);
  height: 100%;
}

.quick-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-bottom-color: var(--ens-yellow);
  color: var(--ens-blue);
}

.quick-card.featured {
  border-bottom-color: var(--ens-green);
  background: linear-gradient(135deg, #ffffff 0%, #f0fdf4 100%);
}

.quick-card-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background-color: var(--ens-blue-soft);
  color: var(--ens-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  flex-shrink: 0;
  transition: var(--transition-normal);
}

.quick-card:hover .quick-card-icon {
  background-color: var(--ens-yellow);
  color: #000;
  transform: scale(1.08);
}

.quick-card-content h4 {
  font-size: 0.96rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.quick-card-content p {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* ==========================================================================
   Encabezados de Sección
   ========================================================================== */
.section-header {
  text-align: center;
  margin-bottom: 45px;
  position: relative;
}

.section-pretitle {
  display: inline-block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 700;
  color: var(--ens-green-dark);
  background: var(--ens-green-light);
  padding: 4px 14px;
  border-radius: 30px;
  margin-bottom: 8px;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--ens-blue);
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto;
}

.section-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 14px;
}

.section-divider .line {
  height: 3px;
  width: 40px;
  background-color: var(--ens-blue);
  border-radius: 2px;
}

.section-divider .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--ens-yellow);
}

/* ==========================================================================
   Sección Institucional (Quiénes Somos, Misión, Visión, Principios)
   ========================================================================== */
.card-horizonte {
  background: #ffffff;
  border-radius: 16px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  padding: 32px 26px;
  height: 100%;
  position: relative;
  overflow: hidden;
  transition: var(--transition-normal);
}

.card-horizonte::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: var(--ens-blue);
}

.card-horizonte.vision-card::before {
  background: var(--ens-yellow);
}
.card-horizonte.filosofia-card::before {
  background: var(--ens-green);
}

.card-horizonte:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.card-horizonte .horizonte-icon {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.card-horizonte .horizonte-icon.blue {
  background: var(--ens-blue-soft);
  color: var(--ens-blue);
}
.card-horizonte .horizonte-icon.yellow {
  background: var(--ens-yellow-light);
  color: var(--ens-yellow-dark);
}
.card-horizonte .horizonte-icon.green {
  background: var(--ens-green-light);
  color: var(--ens-green-dark);
}

/* Timeline Histórico */
.timeline-ens {
  position: relative;
  padding: 20px 0;
}
.timeline-ens::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 24px;
  width: 3px;
  background: var(--border-color);
}
.timeline-item {
  position: relative;
  margin-bottom: 30px;
  padding-left: 60px;
}
.timeline-badge {
  position: absolute;
  left: 12px;
  top: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--ens-yellow);
  border: 3px solid #fff;
  box-shadow: 0 0 0 2px var(--ens-blue);
}
.timeline-year {
  font-weight: 800;
  color: var(--ens-blue);
  font-size: 1.05rem;
  margin-bottom: 4px;
}
.timeline-content {
  background: #ffffff;
  padding: 16px 20px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

/* ==========================================================================
   Sección Símbolos Institucionales (Bandera, Escudo, Himno)
   ========================================================================== */
.simbolos-wrapper {
  background: #ffffff;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.flag-visual {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 2px solid #e2e8f0;
}
.flag-stripe {
  height: 55px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 16px;
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.stripe-blue {
  background-color: #0d47a1;
  color: #ffffff;
}
.stripe-yellow {
  background-color: #fbc02d;
  color: #1a1a1a;
}
.stripe-green {
  background-color: #2e7d32;
  color: #ffffff;
}

.crest-card-img {
  max-height: 260px;
  object-fit: contain;
  filter: drop-shadow(0 6px 12px rgba(0,0,0,0.12));
}

.himno-box {
  background: #f8fafc;
  border-radius: 14px;
  border-left: 5px solid var(--ens-yellow);
  padding: 24px;
}

.himno-coro {
  font-weight: 700;
  color: var(--ens-blue);
  background: #eff6ff;
  padding: 14px;
  border-radius: 8px;
  margin-bottom: 16px;
}

/* ==========================================================================
   Oferta Educativa & Programa de Formación Complementaria (PFC)
   ========================================================================== */
.pfc-highlight-box {
  background: linear-gradient(135deg, #092c4c 0%, #124878 100%);
  color: #ffffff;
  border-radius: 20px;
  padding: 40px;
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
}

.pfc-highlight-box h3 {
  color: #ffffff;
}

.pfc-highlight-box::after {
  content: "";
  position: absolute;
  right: -50px;
  bottom: -50px;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: rgba(245, 158, 11, 0.12);
  pointer-events: none;
}

.level-card {
  background: #ffffff;
  border-radius: 14px;
  padding: 24px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  height: 100%;
}
.level-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--ens-blue-light);
}

.level-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: var(--ens-blue-soft);
  color: var(--ens-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 14px;
}

/* ==========================================================================
   Sección Sedes Institucionales
   ========================================================================== */
.sede-card {
  background: #ffffff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  transition: var(--transition-normal);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.sede-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.sede-header {
  padding: 20px;
  background: var(--ens-blue);
  color: #ffffff;
}

.sede-header.hoover {
  background: var(--ens-yellow-dark);
}
.sede-header.bellavista {
  background: var(--ens-green);
}

.sede-body {
  padding: 22px;
  flex-grow: 1;
}

/* ==========================================================================
   Sección de Noticias y Actualidad (Mockup Dinámico)
   ========================================================================== */
.news-filter-btn {
  border-radius: 30px;
  padding: 6px 18px;
  font-size: 0.84rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  background: #ffffff;
  color: var(--text-muted);
  transition: var(--transition-normal);
}

.news-filter-btn:hover,
.news-filter-btn.active {
  background-color: var(--ens-blue);
  color: #ffffff;
  border-color: var(--ens-blue);
}

.news-card {
  background: #ffffff;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.news-img-wrapper {
  position: relative;
  height: 220px;
  overflow: hidden;
  background-color: #e2e8f0;
}

.news-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.news-card:hover .news-img-wrapper img {
  transform: scale(1.08);
}

.news-category-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--ens-blue);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 5px 12px;
  border-radius: 20px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

.news-category-badge.cultura {
  background: #d97706;
}
.news-category-badge.academico {
  background: #15803d;
}
.news-category-badge.deporte {
  background: #b91c1c;
}

.news-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.news-date {
  font-size: 0.78rem;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
}

.news-title {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ens-blue);
  margin-bottom: 10px;
}

.news-snippet {
  font-size: 0.88rem;
  color: var(--text-muted);
  flex-grow: 1;
  margin-bottom: 16px;
}

/* ==========================================================================
   Vida Normalista & Proyectos Pedagógicos
   ========================================================================== */
.project-card {
  background: #ffffff;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
  height: 100%;
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.project-img-wrapper {
  height: 200px;
  overflow: hidden;
  position: relative;
}

.project-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover .project-img-wrapper img {
  transform: scale(1.06);
}

.project-body {
  padding: 20px;
}

/* ==========================================================================
   Galería Fotográfica Institucional
   ========================================================================== */
.gallery-item {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  height: 240px;
  background-color: #0a192f;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease, filter 0.3s ease;
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(0deg, rgba(6, 26, 46, 0.9) 0%, rgba(6, 26, 46, 0.2) 60%, rgba(6, 26, 46, 0) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 16px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-item:hover img {
  transform: scale(1.1);
  filter: brightness(0.9);
}

.gallery-title {
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.gallery-tag {
  color: var(--ens-yellow);
  font-size: 0.75rem;
  font-weight: 600;
}

/* ==========================================================================
   Documentos Institucionales (PEI y Normativa)
   ========================================================================== */
/* Galería de portada: fotografía y pie separados, con proporciones constantes. */
#visual-gallery {
  --bs-gutter-x: 24px;
  --bs-gutter-y: 24px;
}

#visual-gallery .gallery-col {
  display: flex;
  width: 33.333333%;
}

#visual-gallery .gallery-item {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 1px solid #dce4eb;
  border-radius: 16px;
  background: #ffffff;
  text-align: left;
  font-family: var(--font-body);
  box-shadow: 0 4px 16px rgba(9, 44, 76, 0.05);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

#visual-gallery .gallery-item img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  flex-shrink: 0;
  object-fit: cover;
  object-position: 50% 35%;
  background: #e8eef3;
  transform: none;
  filter: none;
}

#visual-gallery .gallery-overlay {
  position: static;
  width: 100%;
  flex: 1;
  gap: 6px;
  justify-content: flex-start;
  padding: 18px 20px;
  background: #ffffff;
  opacity: 1;
}

#visual-gallery .gallery-title {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  overflow-wrap: anywhere;
  min-height: 2.9em;
  margin: 0;
  color: var(--ens-blue);
  font-size: 0.98rem;
  line-height: 1.45;
}

#visual-gallery .gallery-tag {
  display: block;
  min-height: 1.5em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #52697b;
  font-size: 0.78rem;
  line-height: 1.5;
  font-weight: 400;
}

#visual-gallery .gallery-item:hover,
#visual-gallery .gallery-item:focus-visible {
  border-color: #8ca9be;
  box-shadow: 0 8px 24px rgba(9, 44, 76, 0.12);
}

@media (max-width: 991.98px) {
  #visual-gallery .gallery-col { width: 50%; }
}

@media (max-width: 575.98px) {
  #visual-gallery { --bs-gutter-x: 12px; --bs-gutter-y: 16px; }
  #visual-gallery .gallery-item { border-radius: 12px; }
  #visual-gallery .gallery-overlay { padding: 12px; }
  #visual-gallery .gallery-title { font-size: 0.84rem; }
  #visual-gallery .gallery-tag { font-size: 0.7rem; }
}

@media (prefers-reduced-motion: reduce) {
  #visual-gallery .gallery-item { transition: none; }
}

.doc-card {
  background: #ffffff;
  border-radius: 14px;
  padding: 20px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 16px;
  transition: var(--transition-normal);
  height: 100%;
}

.doc-card:hover {
  border-color: var(--ens-blue);
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.doc-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: #fee2e2;
  color: #dc2626;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

/* ==========================================================================
   Sección Contacto & PQRSDF
   ========================================================================== */
.contact-info-card {
  background: linear-gradient(135deg, var(--ens-blue) 0%, #061e34 100%);
  color: #ffffff;
  border-radius: 18px;
  padding: 34px;
  box-shadow: var(--shadow-lg);
  height: 100%;
}

.contact-info-card .info-row {
  display: flex;
  gap: 14px;
  margin-bottom: 22px;
}

.contact-info-card .icon-box {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: var(--ens-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.form-ens {
  background: #ffffff;
  border-radius: 18px;
  padding: 34px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
}

.form-ens .form-control,
.form-ens .form-select {
  border-radius: 8px;
  padding: 10px 14px;
  border: 1px solid var(--border-color);
  font-size: 0.92rem;
}

.form-ens .form-control:focus,
.form-ens .form-select:focus {
  border-color: var(--ens-blue);
  box-shadow: 0 0 0 3px rgba(9, 44, 76, 0.15);
}

/* ==========================================================================
   Footer Institucional
   ========================================================================== */
.footer-ens {
  background-color: #05192d;
  color: #94a3b8;
  font-size: 0.88rem;
  padding-top: 60px;
  border-top: 5px solid var(--ens-yellow);
}

.footer-ens h5 {
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 8px;
}

.footer-ens h5::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 35px;
  height: 2px;
  background-color: var(--ens-yellow);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #94a3b8;
  transition: var(--transition-normal);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-links a:hover {
  color: var(--ens-yellow);
  padding-left: 5px;
}

.footer-bottom {
  background-color: #030f1c;
  padding: 20px 0;
  margin-top: 50px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.82rem;
}

/* Botón flotante Volver Arriba */
.btn-back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background-color: var(--ens-yellow);
  color: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-normal);
  border: none;
}
.btn-back-to-top.show {
  opacity: 1;
  visibility: visible;
}
.btn-back-to-top:hover {
  background-color: var(--ens-blue);
  color: #ffffff;
  transform: translateY(-4px);
}

/* ==========================================================================
   Sección Núcleos Disciplinares del Saber (Modelo Pedagógico PEI)
   ========================================================================== */
.nucleos-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 35px;
}

.nucleos-pills .nav-link {
  border-radius: 30px;
  padding: 10px 22px;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--ens-blue);
  background: #ffffff;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.nucleos-pills .nav-link:hover {
  background-color: var(--ens-blue-soft);
  color: var(--ens-blue);
  transform: translateY(-2px);
}

.nucleos-pills .nav-link.active {
  background-color: var(--ens-blue);
  color: #ffffff;
  border-color: var(--ens-blue);
  box-shadow: 0 4px 12px rgba(9, 44, 76, 0.25);
}

.card-nucleo {
  background: #ffffff;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  position: relative;
}

.nucleo-header-banner {
  padding: 24px 30px;
  background: linear-gradient(135deg, var(--ens-blue) 0%, #124878 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.nucleo-header-banner.etico {
  background: linear-gradient(135deg, #1e3a5f 0%, #0f766e 100%);
}
.nucleo-header-banner.ludico {
  background: linear-gradient(135deg, #7c2d12 0%, #d97706 100%);
}
.nucleo-header-banner.ciencia {
  background: linear-gradient(135deg, #064e3b 0%, #15803d 100%);
}
.nucleo-header-banner.humanidades {
  background: linear-gradient(135deg, #4c1d95 0%, #7c3aed 100%);
}

.nucleo-body {
  padding: 30px;
}

.nucleo-box-info {
  background: #f8fafc;
  border-radius: 12px;
  padding: 20px;
  border-left: 4px solid var(--ens-blue);
  margin-bottom: 20px;
}

.nucleo-box-info.investigacion {
  border-left-color: var(--ens-yellow);
}
.nucleo-box-info.transversal {
  border-left-color: var(--ens-green);
}
.nucleo-box-info.proyectos {
  border-left-color: #7c3aed;
}

.project-tag {
  display: inline-block;
  background: #ffffff;
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 600;
  margin: 4px 4px 4px 0;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
}

.project-tag:hover {
  background: var(--ens-yellow-light);
  border-color: var(--ens-yellow);
  color: #000;
}

/* Guía de lectura del PEI */
.pei-guide { background: #f3f6fa; }
.pei-model { background: #092c4c; color: #fff; padding: 36px; border-radius: 20px; }
.pei-model h3 { color: #fff; font-size: 1.7rem; margin: 12px 0 18px; }
.pei-eyebrow { color: #fcd36b; font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 700; }
.pei-source { color: #fcd36b; font-size: .85rem; }
.pei-source:hover { color: #fff; }
.pei-principle { height: 100%; background: #153b5b; border: 1px solid #456079; border-radius: 14px; padding: 22px 18px; }
.pei-number { color: #fcd36b; font-size: 1.6rem; font-weight: 800; }
.pei-principle h4 { font-size: 1rem; color: #fff; margin: 16px 0 12px; overflow-wrap: anywhere; }
.pei-principle p { font-size: .88rem; color: #e0e9f2; margin: 0; }
.pei-topic { background: #fff; padding: 28px; border: 1px solid #dde5ed; border-radius: 16px; }
.pei-topic h3 { font-size: 1.2rem; color: #092c4c; margin-bottom: 16px; }
.pei-topic-icon { width: 46px; height: 46px; display: grid; place-items: center; background: #edf4f9; color: #174d75; border-radius: 12px; font-size: 1.4rem; margin-bottom: 18px; }
.pei-topic p { font-size: .94rem; }
.pei-topic details { border-top: 1px solid #e1e7ed; padding-top: 16px; }
.pei-topic summary { cursor: pointer; color: #164e77; font-weight: 700; font-size: .9rem; }
.pei-topic summary:focus-visible { outline: 3px solid #b77900; outline-offset: 5px; }
.pei-detail { padding-top: 18px; }
.pei-detail a { font-size: .85rem; overflow-wrap: anywhere; }
.pei-note { background: #fff7e1; border-left: 3px solid #d79e22; padding: 14px; }
.pei-alumni { padding: 32px; border: 1px solid #d9e3ec; background: #fff; border-radius: 18px; }
.pei-alumni h3 { color: #092c4c; margin: 12px 0; }
.pei-alumni-list { padding-left: 20px; }
.pei-alumni-list li { margin-bottom: 14px; }
.pei-guide [id] { scroll-margin-top: 130px; }
@media (max-width: 575.98px) { .pei-model, .pei-topic, .pei-alumni { padding: 22px; } }

/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */
@media (max-width: 991.98px) {
  .hero-slider .carousel-item {
    height: 480px;
  }
  .hero-title {
    font-size: 2.1rem;
  }
  .institutional-logo {
    height: 65px;
  }
  .brand-titles .school-name {
    font-size: 1.15rem;
  }
  .quick-access-wrapper {
    margin-top: -20px;
  }
}

@media (max-width: 767.98px) {
  .hero-slider .carousel-item {
    height: 420px;
  }
  .hero-title {
    font-size: 1.7rem;
  }
  .hero-subtitle {
    font-size: 0.95rem;
  }
  .section-title {
    font-size: 1.75rem;
  }
  .pfc-highlight-box {
    padding: 24px;
  }
}

@media (max-width: 575.98px) {
  .institutional-logo {
    height: 48px;
  }
  .brand-titles .school-name {
    font-size: 0.95rem;
  }
  .btn-hamburger {
    padding: 6px 12px;
  }
}
.nucleo-logo{width:90px;height:90px;object-fit:contain;border-radius:14px;background:#fff;padding:8px;flex-shrink:0;margin-right:14px}.gallery-open{display:block;width:100%;border:0;padding:0;background:none;text-align:left}.gallery-open:focus-visible{outline:3px solid #f59e0b;outline-offset:4px}#inicio[hidden]{display:none!important}@media(max-width:575px){.nucleo-logo{width:64px;height:64px;margin-bottom:12px}}
#ensCarouselHero [hidden]{display:none!important}
.nucleus-text{white-space:pre-line;overflow-wrap:anywhere}.nucleo-box-info .project-tag{max-width:100%;white-space:normal;overflow-wrap:anywhere}
.top-bar [hidden],#rectoria [hidden]{display:none!important}#rectoria blockquote,#rectoria .card p.small{white-space:pre-line;overflow-wrap:anywhere}
#simbolos,#historia,#oferta,#nucleos,#sedes,#noticias,#vida-normalista,#galeria,#pei-en-practica,#documentos-pei,#rectoria,#contacto{content-visibility:auto;contain-intrinsic-size:auto 600px}
#historia .timeline-ens{max-height:460px;overflow-y:auto;padding-right:14px;scrollbar-width:thin;scrollbar-color:var(--ens-blue) #e2e8f0}
#historia .timeline-ens::-webkit-scrollbar{width:7px}
#historia .timeline-ens::-webkit-scrollbar-track{background:#e2e8f0;border-radius:10px}
#historia .timeline-ens::-webkit-scrollbar-thumb{background:var(--ens-blue);border-radius:10px}
#historia [hidden],.btn-whatsapp-float[hidden]{display:none!important}
.btn-whatsapp-float{position:fixed;bottom:92px;right:28px;width:54px;height:54px;border-radius:50%;background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.65rem;box-shadow:0 6px 18px rgba(37,211,102,0.42);z-index:1040;text-decoration:none;transition:transform 0.25s ease,box-shadow 0.25s ease,background-color 0.25s ease}
.btn-whatsapp-float:hover,.btn-whatsapp-float:focus-visible{background:#1ebea5;color:#fff;transform:translateY(-4px) scale(1.05);box-shadow:0 10px 24px rgba(37,211,102,0.55)}
.news-category-badge.badge-primary{background:var(--ens-blue)}
.news-category-badge.badge-success{background:#15803d}
.news-category-badge.badge-warning{background:#d97706}
.news-category-badge.badge-danger{background:#b91c1c}
.news-category-badge.badge-info{background:#0284c7}
.news-category-badge.badge-secondary{background:#475569}
.news-category-badge.badge-dark{background:#1e293b}