/* ===== RESET & VARIABLES ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --azul-noche: #1A2332;
  --verde-lima: #ABD341;
  --azul-profundo: #15406A;
  --azul-hielo: #F4F7FA;
  --gris-claro: #C5C5C5;
  --blanco: #FFFFFF;
  --naranja: #EA7F3D;
  --verde-lima-dark: #8fb52d;
  --texto-secundario: #5a6573;
  --shadow-sm: 0 2px 8px rgba(26,35,50,0.06);
  --shadow-md: 0 8px 24px rgba(26,35,50,0.10);
  --shadow-lg: 0 16px 40px rgba(26,35,50,0.15);
  --radius: 16px;
}

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

body {
  font-family: 'Inter', sans-serif;
  color: var(--azul-noche);
  line-height: 1.6;
  background: var(--blanco);
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: 'Poppins', sans-serif;
  line-height: 1.2;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0; left: 0; width: 100%;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: box-shadow 0.3s;
  border-bottom: 1px solid var(--azul-hielo);
}

.header.scrolled { 
  box-shadow: var(--shadow-sm); 
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

/* ===== LOGO ===== */
.logo { 
  display: flex; 
  align-items: center; 
  flex-shrink: 0;
}

.logo-img {
  height: 55px;
  width: auto;
  object-fit: contain;
  display: block;
}

/* Centrar la primera columna del footer (Logo y texto) */
.footer-col-logo {
  display: flex;
  flex-direction: column;
  align-items: center; /* Centra horizontalmente */
  text-align: center;  /* Centra el texto de descripción */
}

/* Ajuste para el logo en el footer */
.logo-footer {
  display: flex;
  justify-content: center;
  width: 100%;
  margin-bottom: 16px;
}

.logo-img-footer {
  height: 120px; /* Tamaño grande sin fondo */
  width: auto;
  object-fit: contain;
}

.nav { display: flex; align-items: center; gap: 24px; }
.nav a { font-weight: 500; font-size: 0.9rem; color: var(--azul-noche); transition: color 0.2s; }
.nav a:hover { color: var(--azul-profundo); }

.btn-cta {
  background: var(--naranja);
  color: var(--blanco) !important;
  padding: 10px 24px;
  border-radius: 8px;
  font-weight: 700 !important;
  transition: all 0.2s;
}
.btn-cta:hover { background: #c96830; transform: translateY(-2px); }

.menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; }
.menu-toggle span { width: 26px; height: 3px; background: var(--azul-profundo); border-radius: 2px; transition: 0.3s; }

/* ===== HERO INDEX ===== */
.hero {
  position: relative;
  min-height: 95vh;
  display: flex;
  align-items: center;
  background-image: url('https://images.unsplash.com/photo-1541339907198-e08756dedf3f?w=1600&q=80');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(21,64,106,0.95) 0%, rgba(26,35,50,0.92) 100%);
}

.hero-content {
  position: relative; z-index: 2;
  color: var(--blanco);
  padding: 100px 24px 60px;
  max-width: 850px;
}

.hero-tag {
  display: inline-block;
  background: rgba(171,211,65,0.15);
  border: 1px solid var(--verde-lima);
  color: var(--verde-lima);
  padding: 8px 20px; border-radius: 50px;
  font-size: 0.8rem; font-weight: 700; letter-spacing: 1px; text-transform: uppercase;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  margin-bottom: 24px;
  color: var(--blanco);
}

.hero h1 .highlight { color: var(--verde-lima); }

.hero p {
  font-size: 1.15rem;
  color: var(--azul-hielo);
  margin-bottom: 40px;
  max-width: 650px;
  opacity: 0.9;
}

.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

/* ===== BOTONES ===== */
.btn {
  display: inline-block;
  padding: 16px 36px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--verde-lima);
  color: var(--azul-noche);
}
.btn-primary:hover {
  background: var(--verde-lima-dark);
  color: var(--blanco);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(171,211,65,0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--blanco);
  border-color: var(--blanco);
}
.btn-secondary:hover { background: var(--blanco); color: var(--azul-profundo); }

.btn-full { width: 100%; text-align: center; }

/* ===== SECCIONES ===== */
.section { padding: 100px 0; }

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.section-tag {
  display: inline-block;
  color: var(--azul-profundo);
  background: rgba(171,211,65,0.2);
  padding: 6px 16px; border-radius: 50px;
  font-size: 0.8rem; font-weight: 800; letter-spacing: 1px; text-transform: uppercase;
  margin-bottom: 16px;
}

.section-header h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--azul-noche);
}

.section-subtitle { font-size: 1.1rem; color: var(--texto-secundario); }

/* ===== CONÓCENOS ===== */
.conocenos { background: var(--azul-hielo); }

/* El contenedor principal (mantiene la imagen de fondo) */
.campus-banner {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 48px;
  box-shadow: var(--shadow-lg);
  height: 400px;
}

/* La imagen se queda igual */
.campus-banner img {
  width: 100%; 
  height: 100%; 
  object-fit: cover;
  transition: transform 0.7s;
}

.campus-banner:hover img { 
  transform: scale(1.05); 
}

/* EL TRUCO: Un pseudo-elemento que cubre TODA la imagen con el degradado */
.campus-banner::before {
  content: '';
  position: absolute;
  inset: 0; /* Esto hace que cubra el 100% del banner (arriba, abajo, izq, der) */
  
  /* Degradado que va de claro (arriba) a oscuro (abajo) cubriendo toda la imagen */
  background: linear-gradient(
    to bottom, 
    rgba(21, 64, 106, 0.2) 0%,     /* Arriba: azul con 20% de opacidad (se ve clara la imagen) */
    rgba(21, 64, 106, 0.60) 40%,    /* Mitad: se va oscureciendo */
    rgba(21, 64, 106, 0.95) 100%   /* Abajo: azul oscuro casi sólido (para leer el texto) */
  );
  z-index: 1; /* Queda por encima de la imagen, pero debajo del texto */
}

/* El texto ahora solo se posiciona y se asegura de estar por encima del degradado */
.campus-banner-text {
  position: absolute; 
  bottom: 0; 
  left: 0; 
  right: 0;
  padding: 40px;
  background: transparent; /* Le quitamos el fondo al texto porque el degradado ya está en el banner */
  color: var(--blanco);
  z-index: 2; /* Por encima del degradado */
}

.campus-banner-text h3 { font-size: 1.8rem; margin-bottom: 8px; }
.campus-banner-text p { color: var(--azul-hielo); font-size: 1rem; }

/* Tarjetas Ecosistema */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.card {
  background: var(--blanco);
  padding: 32px 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
  border-bottom: 4px solid var(--verde-lima);
  text-align: center;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--naranja);
}

.card-icon { font-size: 2.5rem; margin-bottom: 16px; }
.card h3 { font-size: 1.15rem; margin-bottom: 12px; color: var(--azul-profundo); }
.card p { font-size: 0.9rem; color: var(--texto-secundario); }

/* ===== RUTAS DE INGRESO ===== */
.rutas { background: var(--blanco); }

.rutas-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.ruta-card {
  background: var(--azul-hielo);
  padding: 40px;
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  transition: all 0.3s;
  border: 1px solid transparent;
}

.ruta-card:hover {
  background: var(--blanco);
  border-color: var(--verde-lima);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.ruta-num {
  font-family: 'Poppins', sans-serif;
  font-size: 3rem;
  font-weight: 800;
  color: rgba(21, 64, 106, 0.1);
  position: absolute;
  top: 20px; right: 30px;
  line-height: 1;
}

.ruta-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: var(--azul-profundo);
  position: relative;
  z-index: 1;
}

.ruta-card p {
  font-size: 0.95rem;
  color: var(--texto-secundario);
  position: relative;
  z-index: 1;
}

/* ===== PROGRAMAS ===== */
.programas { background: var(--azul-hielo); }

.filtros { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin-bottom: 48px; }

.filtro-btn {
  padding: 12px 28px;
  border-radius: 50px;
  border: 2px solid var(--gris-claro);
  background: var(--blanco);
  color: var(--azul-noche);
  font-weight: 600; font-size: 0.9rem;
  cursor: pointer; transition: all 0.25s;
}

.filtro-btn:hover { border-color: var(--azul-profundo); color: var(--azul-profundo); }
.filtro-btn.active { background: var(--azul-profundo); color: var(--blanco); border-color: var(--azul-profundo); }

.programas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.programa-card {
  background: var(--blanco);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
  display: flex;
  flex-direction: column;
}

.programa-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }

.programa-img { position: relative; height: 180px; overflow: hidden; }
.programa-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.programa-card:hover .programa-img img { transform: scale(1.08); }

.badge {
  position: absolute; top: 16px; left: 16px;
  background: var(--verde-lima); color: var(--azul-noche);
  padding: 6px 16px; border-radius: 50px;
  font-size: 0.75rem; font-weight: 800; text-transform: uppercase;
}

.programa-body { padding: 28px; flex-grow: 1; display: flex; flex-direction: column; }

.programa-area {
  font-size: 0.75rem; font-weight: 700; text-transform: uppercase;
  color: var(--naranja); letter-spacing: 0.5px; margin-bottom: 8px;
}

.programa-body h3 { font-size: 1.2rem; margin-bottom: 12px; color: var(--azul-noche); line-height: 1.3; }
.programa-body p { font-size: 0.9rem; color: var(--texto-secundario); margin-bottom: 24px; flex-grow: 1; }

.btn-info {
  color: var(--azul-profundo);
  font-weight: 700;
  font-size: 0.9rem;
  transition: color 0.2s;
}
.btn-info:hover { color: var(--naranja); }

/* ===== ADMISIONES ===== */
.admisiones { background: var(--blanco); }

.pasos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}

.paso {
  background: var(--azul-hielo);
  padding: 40px 32px;
  border-radius: var(--radius);
  position: relative;
  border-top: 4px solid var(--azul-profundo);
}

.paso-num {
  width: 48px; height: 48px;
  background: var(--azul-profundo); color: var(--blanco);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 1.2rem;
  margin-bottom: 20px;
}

.paso h3 { font-size: 1.2rem; margin-bottom: 12px; color: var(--azul-noche); }
.paso p { font-size: 0.9rem; color: var(--texto-secundario); }

/* ===== DOCUMENTOS ===== */
.documentos { background: var(--azul-hielo); }

.docs-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

.doc-card {
  display: flex; gap: 24px;
  padding: 32px;
  background: var(--blanco);
  border-radius: var(--radius);
  border-left: 4px solid var(--verde-lima);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
}

.doc-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-left-color: var(--naranja); }

.doc-icon {
  flex-shrink: 0; width: 56px; height: 56px;
  border-radius: 12px; display: flex; align-items: center; justify-content: center;
  color: var(--blanco);
}
.doc-icon[data-type="pdf"] { background: #dc2626; }
.doc-icon[data-type="word"] { background: var(--azul-profundo); }

.doc-body { flex: 1; }
.doc-category {
  display: inline-block; font-size: 0.7rem; font-weight: 700; text-transform: uppercase;
  color: var(--naranja); background: rgba(234,127,61,0.1);
  padding: 4px 10px; border-radius: 50px; margin-bottom: 12px;
}
.doc-body h3 { font-size: 1.15rem; margin-bottom: 8px; color: var(--azul-noche); }
.doc-body p { font-size: 0.9rem; color: var(--texto-secundario); margin-bottom: 20px; }

.btn-download {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--azul-profundo); color: var(--blanco);
  padding: 10px 24px; border-radius: 8px;
  font-size: 0.85rem; font-weight: 600; transition: all 0.2s;
}
.btn-download:hover { background: var(--verde-lima); color: var(--azul-noche); }

/* ===== CONTACTO ===== */
.contacto { background: var(--blanco); }

.contacto-wrapper { display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; align-items: start; }
.contacto-info { display: flex; flex-direction: column; gap: 32px; }
.info-item { display: flex; gap: 20px; align-items: flex-start; }
.info-icon {
  width: 56px; height: 56px; flex-shrink: 0;
  background: var(--azul-hielo); border-radius: 16px;
  display: flex; align-items: center; justify-content: center; font-size: 1.5rem;
}
.info-item h4 { font-size: 1.1rem; margin-bottom: 4px; color: var(--azul-profundo); }
.info-item p { color: var(--texto-secundario); font-size: 0.95rem; }

.contacto-form {
  background: var(--azul-hielo);
  padding: 48px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  display: flex; flex-direction: column; gap: 20px;
  border-top: 4px solid var(--azul-profundo);
}

.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 16px 20px;
  border: 2px solid var(--gris-claro); border-radius: 10px;
  font-family: 'Inter', sans-serif; font-size: 0.95rem;
  color: var(--azul-noche); background: var(--blanco);
  transition: all 0.2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--azul-profundo); box-shadow: 0 0 0 4px rgba(21,64,106,0.1);
}

/* ===== FOOTER ===== */
.footer { background: var(--azul-profundo); color: var(--gris-claro); padding-top: 80px; }

.footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px; padding-bottom: 48px;
}

.footer h4 { color: var(--blanco); font-size: 1.1rem; margin-bottom: 20px; }
.footer p { font-size: 0.95rem; color: var(--gris-claro); margin-top: 16px; line-height: 1.6; }
.footer-grid a { display: block; color: var(--gris-claro); font-size: 0.95rem; margin-bottom: 12px; transition: color 0.2s; }
.footer-grid a:hover { color: var(--verde-lima); }

.social { display: flex; gap: 16px; font-size: 1.5rem; }
.social a { margin: 0 !important; transition: transform 0.2s; }
.social a:hover { transform: translateY(-3px); }

.footer-bottom { border-top: 1px solid rgba(197,197,197,0.1); padding: 24px 0; text-align: center; }
.footer-bottom p { font-size: 0.85rem; color: var(--gris-claro); }

/* ===== ESTILOS PÁGINA DE DETALLE ===== */
.hero-programa {
  position: relative;
  padding: 160px 0 100px;
  color: var(--blanco);
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(21,64,106,0.90) 0%, rgba(26,35,50,0.95) 100%);
  z-index: 1;
}

.hero-programa-content { max-width: 800px; }

.hero-programa h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 20px;
  color: var(--blanco);
}

.hero-programa-desc {
  font-size: 1.1rem;
  color: var(--azul-hielo);
  margin-bottom: 40px;
  opacity: 0.9;
  line-height: 1.6;
}

.hero-programa-meta {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  background: rgba(255, 255, 255, 0.05);
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.meta-item { display: flex; align-items: center; gap: 16px; }
.meta-icon { font-size: 1.8rem; }
.meta-item div { display: flex; flex-direction: column; }
.meta-item strong { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.5px; color: var(--verde-lima); margin-bottom: 4px; }
.meta-item span { font-size: 1rem; font-weight: 500; }

.programa-detalle { background: var(--blanco); }

.detalle-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
  align-items: start;
}

.info-block { margin-bottom: 48px; }
.info-block h2 {
  font-size: 1.6rem;
  color: var(--azul-noche);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--azul-hielo);
}
.info-block p { font-size: 1rem; color: var(--texto-secundario); line-height: 1.7; margin-bottom: 16px; }

.menciones-grid { display: grid; grid-template-columns: 1fr; gap: 20px; margin-top: 24px; }
.mencion-card {
  background: var(--azul-hielo);
  padding: 24px;
  border-radius: var(--radius);
  border-left: 4px solid var(--verde-lima);
}
.mencion-card h4 { font-size: 1.1rem; color: var(--azul-profundo); margin-bottom: 12px; }
.mencion-card ul { list-style: none; padding: 0; }
.mencion-card li {
  font-size: 0.95rem;
  color: var(--texto-secundario);
  padding: 6px 0;
  padding-left: 20px;
  position: relative;
}
.mencion-card li::before { content: "•"; color: var(--naranja); font-weight: bold; position: absolute; left: 0; }

.lista-check { list-style: none; padding: 0; }
.lista-check li {
  font-size: 1rem;
  color: var(--texto-secundario);
  padding: 8px 0 8px 32px;
  position: relative;
}
.lista-check li::before {
  content: "✓";
  color: var(--verde-lima);
  font-weight: bold;
  font-size: 1.1rem;
  position: absolute;
  left: 0;
  top: 8px;
}

.programa-imagen-destacada {
  margin-bottom: 40px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  position: relative;
}

.programa-imagen-destacada img {
  width: 100%;
  height: 350px;
  object-fit: cover;
  display: block;
  transition: transform 0.5s;
}

.programa-imagen-destacada:hover img {
  transform: scale(1.03);
}

.imagen-caption {
  background: var(--blanco);
  padding: 16px 24px;
  font-size: 0.9rem;
  color: var(--texto-secundario);
  font-style: italic;
  border-left: 4px solid var(--verde-lima);
  margin: 0;
}

.detalle-sidebar { position: sticky; top: 100px; }
.sidebar-card {
  background: var(--blanco);
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  margin-bottom: 24px;
  border-top: 4px solid var(--naranja);
}
.sidebar-card h3 { font-size: 1.3rem; margin-bottom: 12px; color: var(--azul-noche); }
.sidebar-card > p { font-size: 0.95rem; color: var(--texto-secundario); margin-bottom: 24px; line-height: 1.5; }

.sidebar-ayuda {
  border-top-color: var(--azul-profundo);
  background: var(--azul-hielo);
  box-shadow: none;
}
.sidebar-ayuda h4 { font-size: 1.1rem; margin-bottom: 8px; color: var(--azul-profundo); }
.sidebar-ayuda p { font-size: 0.9rem; margin-bottom: 16px; }

/* ===== ESTILOS DE LA PÁGINA DE INSCRIPCIÓN (CHECKOUT) ===== */
.checkout-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 40px;
  align-items: start;
  max-width: 1000px;
  margin: 0 auto;
}

.resumen-card {
  background: var(--blanco);
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border-top: 4px solid var(--azul-profundo);
}

.checkout-form-container {
  background: var(--blanco);
  padding: 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

.form-paso-titulo {
  font-size: 1.2rem;
  color: var(--azul-noche);
  margin-bottom: 24px;
  font-family: 'Poppins', sans-serif;
  display: flex;
  align-items: center;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.checkout-form .form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--texto-secundario);
  margin-bottom: 6px;
}

.checkout-form .form-group input,
.checkout-form .form-group select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--gris-claro);
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  color: var(--azul-noche);
  background: var(--blanco);
  transition: all 0.2s;
}

.checkout-form .form-group input:focus,
.checkout-form .form-group select:focus {
  outline: none;
  border-color: var(--azul-profundo);
  box-shadow: 0 0 0 3px rgba(21,64,106,0.1);
}

.input-icon-wrapper { position: relative; }
.input-icon {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.2rem;
  opacity: 0.6;
}

.metodos-pago {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.metodo-radio {
  flex: 1;
  border: 2px solid var(--azul-hielo);
  padding: 16px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--texto-secundario);
  transition: all 0.2s;
}

.metodo-radio:hover { border-color: var(--gris-claro); }
.metodo-radio:has(input:checked) {
  border-color: var(--azul-profundo);
  background: var(--azul-hielo);
  color: var(--azul-profundo);
}
.metodo-radio input { margin: 0; accent-color: var(--azul-profundo); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .programas-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .detalle-grid { grid-template-columns: 1fr; gap: 40px; }
  .detalle-sidebar { position: static; }
  .checkout-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav {
    position: fixed; top: 80px; left: 0; width: 100%;
    background: var(--blanco); flex-direction: column; align-items: flex-start;
    gap: 0; padding: 20px; box-shadow: var(--shadow-md);
    transform: translateY(-150%); transition: transform 0.3s;
  }
  .nav.open { transform: translateY(0); }
  .nav a { width: 100%; padding: 14px 0; border-bottom: 1px solid var(--azul-hielo); }
  .btn-cta { text-align: center; margin-top: 16px; border-bottom: none !important; }
  .menu-toggle { display: flex; }
  
  .header-inner { padding: 0 20px; }
  .logo-img { height: 45px; }

  .section { padding: 70px 0; }
  .hero { background-attachment: scroll; min-height: 100vh; }
  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { text-align: center; }

  .cards-grid, .rutas-grid, .programas-grid, .pasos-grid, .docs-grid {
    grid-template-columns: 1fr;
  }

  .campus-banner { height: 300px; }
  .campus-banner-text { padding: 24px; }
  
  .contacto-wrapper { grid-template-columns: 1fr; }
  .contacto-form { padding: 32px 24px; }
  
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }

  .hero-programa { padding: 120px 0 60px; background-attachment: scroll; }
  .hero-programa-meta { flex-direction: column; gap: 20px; }
  .sidebar-card { padding: 24px; }
  
  .form-row { grid-template-columns: 1fr; }
  .checkout-form-container { padding: 24px; }
}
/* ===== BARRA DE PROGRESO WIZARD ===== */
.wizard-progress {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 600px;
  margin: 0 auto 40px;
  position: relative;
}

.wizard-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 2;
  width: 100px;
}

.step-circle {
  width: 36px;
  height: 36px;
  background: var(--blanco);
  border: 2px solid var(--gris-claro);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--gris-claro);
  margin-bottom: 8px;
  transition: all 0.3s;
}

.step-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--texto-secundario);
  text-align: center;
  transition: all 0.3s;
}

.wizard-line {
  flex: 1;
  height: 2px;
  background: var(--gris-claro);
  position: absolute;
  top: 18px;
  left: 50px;
  right: 50px;
  z-index: 1;
}

/* Estados Activos y Completados */
.wizard-step.active .step-circle {
  background: var(--azul-profundo);
  border-color: var(--azul-profundo);
  color: var(--blanco);
  box-shadow: 0 0 0 4px rgba(21,64,106,0.2);
}

.wizard-step.active .step-label {
  color: var(--azul-profundo);
  font-weight: 700;
}
/* ===== ESTILOS DE CHECKBOX PERSONALIZADO ===== */
.checkbox-container {
  display: flex;
  align-items: center;
  position: relative;
  padding-left: 36px;
  cursor: pointer;
  font-size: 0.95rem;
  color: var(--azul-noche);
  user-select: none;
  font-weight: 500;
}

/* Ocultar el checkbox por defecto */
.checkbox-container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

/* Crear el cuadro personalizado */
.checkmark {
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  height: 24px;
  width: 24px;
  background-color: var(--blanco);
  border: 2px solid var(--gris-claro);
  border-radius: 6px;
  transition: all 0.2s;
}

/* Hover */
.checkbox-container:hover input ~ .checkmark {
  border-color: var(--azul-profundo);
}

/* Cuando está marcado */
.checkbox-container input:checked ~ .checkmark {
  background-color: var(--verde-lima);
  border-color: var(--verde-lima);
}

/* Crear el ícono de check (oculto por defecto) */
.checkmark:after {
  content: "";
  position: absolute;
  display: none;
}

/* Mostrar el check cuando está marcado */
.checkbox-container input:checked ~ .checkmark:after {
  display: block;
}

/* Estilo del check (la palomita) */
.checkbox-container .checkmark:after {
  left: 8px;
  top: 4px;
  width: 5px;
  height: 10px;
  border: solid var(--azul-noche);
  border-width: 0 3px 3px 0;
  transform: rotate(45deg);
}

.checkbox-text strong {
  color: var(--azul-profundo);
}