/* Portal I.E. San Juan Bautista de El Retiro — estático, móvil primero, letra grande */
:root {
  --azul: #16365c;
  --azul-claro: #1e4a7a;
  --dorado: #e8a90c;
  --dorado-oscuro: #b97f00;
  --fondo: #ffffff;
  --fondo-alt: #f2f5f8;
  --texto: #1c2733;
  --texto-suave: #4a5a6a;
  --borde: #d8e0e8;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 18px;
  line-height: 1.6;
  color: var(--texto);
  background: var(--fondo);
}
.wrap { max-width: 1020px; margin: 0 auto; padding: 0 20px; }
a { color: var(--azul-claro); }
h1, h2, h3 { line-height: 1.25; color: var(--azul); }
h2 { font-size: 1.9rem; margin: 0 0 8px; }
h3 { font-size: 1.3rem; margin: 0 0 8px; }

/* Barra superior */
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: var(--azul); color: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,.2);
}
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 10px; padding-bottom: 10px; }
.brand { display: flex; align-items: center; gap: 12px; color: #fff; text-decoration: none; }
.brand-escudo { width: 46px; height: 46px; border-radius: 50%; background: #fff; padding: 2px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-size: 1.05rem; }
.brand-text span span, .brand-text span { font-size: .85rem; opacity: .85; }
.topnav { display: flex; gap: 4px; flex-wrap: wrap; }
.topnav a { color: #fff; text-decoration: none; padding: 8px 10px; border-radius: 6px; font-size: 1rem; }
.topnav a:hover, .topnav a:focus { background: rgba(255,255,255,.15); }

/* Hero */
.hero { background: linear-gradient(180deg, var(--azul) 0%, var(--azul-claro) 100%); color: #fff; text-align: center; padding: 56px 0 48px; }
.hero-escudo { width: 150px; height: 150px; border-radius: 50%; background: #fff; padding: 6px; box-shadow: 0 4px 18px rgba(0,0,0,.3); }
.hero-kicker { text-transform: uppercase; letter-spacing: .12em; font-size: .95rem; margin: 20px 0 6px; color: var(--dorado); font-weight: 700; }
.hero h1 { color: #fff; font-size: 2.6rem; margin: 0 0 8px; }
.hero-sub { font-size: 1.2rem; margin: 0 0 10px; opacity: .95; }
.hero-valores { font-size: 1.05rem; font-weight: 600; margin: 0 0 16px; }
.hero-legal { font-size: .95rem; opacity: .85; margin: 0 0 24px; }
.hero-buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* Botones */
.btn {
  display: inline-block; text-decoration: none; font-weight: 700; font-size: 1.05rem;
  padding: 12px 22px; border-radius: 8px; border: 2px solid transparent; cursor: pointer;
}
.btn-primary { background: var(--dorado); color: #1c2733; }
.btn-primary:hover, .btn-primary:focus { background: #f5b91e; }
.btn-outline { background: transparent; color: var(--azul); border-color: var(--azul); }
.hero .btn-outline { color: #fff; border-color: #fff; }
.hero .btn-outline:hover, .hero .btn-outline:focus { background: rgba(255,255,255,.15); }

/* Cifras */
.stats { background: var(--dorado); padding: 22px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; text-align: center; }
.stat strong { display: block; font-size: 1.8rem; color: #1c2733; }
.stat span { font-size: 1rem; color: #3d2f00; }

/* Secciones */
.section { padding: 48px 0; }
.section-alt { background: var(--fondo-alt); }
.section-intro { color: var(--texto-suave); margin: 0 0 24px; font-size: 1.1rem; }

/* Tarjetas */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.card {
  background: #fff; border: 1px solid var(--borde); border-radius: 12px;
  padding: 24px; box-shadow: 0 2px 8px rgba(22,54,92,.08);
  display: flex; flex-direction: column; gap: 10px;
}
.card-icon { font-size: 2.2rem; }
.card-tag {
  display: inline-block; align-self: flex-start; margin: 0;
  background: var(--azul); color: #fff; font-size: .85rem; font-weight: 700;
  padding: 4px 10px; border-radius: 20px;
}
.card p { margin: 0; }
.card .btn { margin-top: 8px; text-align: center; }
.card-list { list-style: none; margin: 6px 0 0; padding: 0; }
.card-list li { padding: 4px 0; border-top: 1px solid var(--fondo-alt); }
.card-list li:first-child { border-top: none; }

/* Información */
.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.plain-list { list-style: none; margin: 0 0 20px; padding: 0; }
.plain-list li { padding: 6px 0; border-bottom: 1px solid var(--fondo-alt); }
.plain-list li:last-child { border-bottom: none; }

/* Pie */
footer { background: var(--azul); color: #fff; text-align: center; padding: 28px 0; }
footer p { margin: 4px 0; }
.footer-small { font-size: .9rem; opacity: .8; }

/* Móvil */
@media (max-width: 720px) {
  body { font-size: 17px; }
  .topbar-inner { flex-direction: column; align-items: flex-start; }
  .topnav { gap: 2px; }
  .topnav a { padding: 6px 8px; font-size: .95rem; }
  .hero { padding: 40px 0 36px; }
  .hero h1 { font-size: 2rem; }
  .hero-escudo { width: 120px; height: 120px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .info-grid { grid-template-columns: 1fr; gap: 20px; }
  .section { padding: 36px 0; }
}