:root {
  --azul: #0668a0;
  --azul-medio: #02436a;
  --azul-noche: #012c48;
  --azul-claro: #edf4ff;
  --texto: #1b1b1b;
  --texto-suave: #575757;
  --blanco: #ffffff;
  --serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --sans: 'Lato', system-ui, -apple-system, 'Segoe UI', Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; font-family: var(--sans); color: var(--texto); background: var(--blanco); line-height: 1.6; font-size: 1.0625rem; }
img { max-width: 100%; display: block; }
a { color: var(--azul); }
:focus-visible { outline: 3px solid #f5b700; outline-offset: 3px; }
.wrap { width: min(1080px, 100% - 2.5rem); margin-inline: auto; }

/* Header */
header { position: sticky; top: 0; z-index: 20; background: var(--blanco); border-bottom: 1px solid #dbe5ef; }
.nav { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 68px; }
.marca { white-space: nowrap; display: flex; align-items: center; gap: .7rem; text-decoration: none; color: var(--azul-noche); font-family: var(--serif); font-weight: 700; font-size: 1.15rem; line-height: 1.15; }
.marca img { height: 44px; width: 44px; border-radius: 4px; }
nav ul { display: flex; gap: 1.5rem; list-style: none; margin: 0; padding: 0; }
nav a { text-decoration: none; color: var(--texto); font-weight: 700; font-size: .95rem; }
nav a:hover { color: var(--azul); }
.menu-btn { display: none; background: none; border: 1px solid #b9cadb; border-radius: 6px; padding: .45rem .7rem; font: inherit; font-weight: 700; color: var(--azul-noche); cursor: pointer; }

/* Botones */
.btn { display: inline-block; padding: .85rem 1.5rem; border-radius: 4px; font-weight: 700; text-decoration: none; border: 2px solid transparent; cursor: pointer; font-family: var(--sans); font-size: 1rem; }
.btn-claro { background: var(--blanco); color: var(--azul-noche); }
.btn-claro:hover { background: var(--azul-claro); }
.btn-borde { border-color: rgba(255,255,255,.7); color: var(--blanco); }
.btn-borde:hover { background: rgba(255,255,255,.12); }
.btn-azul { background: var(--azul); color: var(--blanco); }
.btn-azul:hover { background: var(--azul-medio); }

/* Hero */
.hero { background: var(--azul-noche); color: var(--blanco); padding: clamp(4rem, 11vw, 8rem) 0; }
.hero p.pre { margin: 0 0 1.2rem; color: #9cc6e3; font-weight: 700; }
.hero h1 { font-family: var(--serif); font-weight: 900; font-size: clamp(2.4rem, 6.5vw, 4.6rem); line-height: 1.05; margin: 0 0 1.6rem; max-width: 16ch; }
.hero p.lead { max-width: 60ch; font-size: 1.2rem; color: #dbe9f5; margin: 0 0 2.2rem; }
.hero .acciones { display: flex; flex-wrap: wrap; gap: .9rem; }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr); gap: 3rem; align-items: center; }
.hero-img { width: 100%; max-width: 440px; justify-self: end; }

/* Secciones */
section { padding: clamp(3.5rem, 8vw, 6rem) 0; }
h2 { font-family: var(--serif); font-size: clamp(1.8rem, 4vw, 2.6rem); line-height: 1.15; margin: 0 0 1.2rem; color: var(--azul-noche); }
.sub { max-width: 62ch; color: var(--texto-suave); margin: 0 0 2.5rem; }

/* Nosotros */
.mv { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; margin-bottom: 4rem; }
.mv h3 { font-family: var(--serif); font-size: 1.5rem; margin: 0 0 .5rem; color: var(--azul); }
.mv p { margin: 0; max-width: 46ch; }
.valores { background: var(--azul-claro); border-left: 6px solid var(--azul); padding: clamp(1.8rem, 4vw, 3rem); }
.valores .palabras { display: flex; flex-wrap: wrap; gap: .2rem 2.2rem; font-family: var(--serif); font-weight: 900; font-size: clamp(2rem, 6vw, 3.6rem); line-height: 1.15; color: var(--azul); margin: 0 0 1.2rem; }
.valores > p { max-width: 70ch; margin: 0 0 1rem; }
.valores ul { margin: 0; padding-left: 1.2rem; }
.valores li { margin-bottom: .45rem; max-width: 70ch; }


/* Banner */
.banner { padding: 0 0 clamp(2.5rem, 6vw, 4rem); }
.banner img { width: 100%; height: clamp(180px, 28vw, 320px); object-fit: cover; object-position: 50% 45%; border-radius: 4px; }

/* Equipo */
#equipo { background: var(--azul-noche); color: var(--blanco); }
#equipo h2 { color: var(--blanco); }
#equipo .sub { color: #b7cde0; }
.socios { border-top: 1px solid rgba(255,255,255,.25); }
.socio { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: clamp(1.5rem, 4vw, 3rem); padding: 2rem 0; border-bottom: 1px solid rgba(255,255,255,.25); align-items: start; }
.socio img { width: 220px; height: 220px; object-fit: cover; border-radius: 4px; border-bottom: 5px solid var(--azul); }
.socio h3 { font-family: var(--serif); font-size: clamp(1.5rem, 3vw, 1.9rem); margin: 0 0 .2rem; }
.socio .rol { margin: 0 0 1rem; color: #9cc6e3; font-weight: 700; }
.socio p.bio { margin: 0; max-width: 68ch; color: #e3effa; }

/* Servicios */
#servicios { background: var(--blanco); }
.lista-servicios { list-style: none; margin: 0; padding: 0; border-top: 1px solid #c9d8e6; }
.lista-servicios li { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: 1.5rem; padding: 1.5rem 0; border-bottom: 1px solid #c9d8e6; }
.lista-servicios .tit { display: flex; align-items: center; gap: 1rem; }
.lista-servicios .tit img { width: 48px; height: 48px; flex: none; }
.lista-servicios h3 { margin: 0; font-family: var(--serif); font-size: 1.3rem; color: var(--azul-noche); }
.lista-servicios p { margin: 0; color: var(--texto-suave); }

/* Cursos / registro */
#cursos { background: var(--azul-claro); }
.registro { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(2rem, 6vw, 4.5rem); align-items: start; }
form { background: var(--blanco); padding: clamp(1.4rem, 3vw, 2.2rem); border: 1px solid #c9d8e6; border-radius: 6px; }
label { display: block; font-weight: 700; font-size: .95rem; margin-bottom: .3rem; }
.campo { margin-bottom: 1.1rem; }
input, select, textarea { width: 100%; font: inherit; padding: .7rem .8rem; border: 1px solid #8fa6bb; border-radius: 4px; background: var(--blanco); color: var(--texto); }
textarea { min-height: 96px; resize: vertical; }
.h-captcha { margin-bottom: 1.1rem; min-height: 78px; }
.oculto { position: absolute; left: -9999px; }
#estado { margin: 1rem 0 0; font-weight: 700; min-height: 1.5em; }
#estado.ok { color: #1a6b36; }
#estado.error { color: #a31e1e; }
button[disabled] { opacity: .6; cursor: wait; }

/* Contacto */
.contacto { background: var(--azul); color: var(--blanco); }
.contacto h2 { color: var(--blanco); }
.contacto p { max-width: 55ch; color: #e3effa; margin: 0 0 1.8rem; }
.contacto .acciones { display: flex; flex-wrap: wrap; gap: .9rem; }

footer { background: var(--azul-noche); color: #b7cde0; padding: 1.8rem 0; font-size: .92rem; }
footer .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; }
.redes { display: flex; gap: .7rem; }
.redes a { display: inline-flex; align-items: center; gap: .55rem; text-decoration: none; font-weight: 700; color: inherit; }
.redes svg { width: 22px; height: 22px; flex: none; }
.redes.iconos a { width: 40px; height: 40px; justify-content: center; border: 1px solid rgba(255,255,255,.35); border-radius: 50%; color: var(--blanco); }
.redes.iconos a:hover { background: rgba(255,255,255,.14); }
.sigue { margin-top: 2.2rem; display: flex; flex-wrap: wrap; align-items: center; gap: .6rem 1.4rem; color: #e3effa; }
.sigue .redes { gap: 1.4rem; }
.sigue .redes a { color: var(--blanco); }
.sigue .redes a:hover { text-decoration: underline; }

/* WhatsApp flotante */
.wa-wrap { position: fixed; right: 1.1rem; bottom: 1.1rem; z-index: 30; display: flex; flex-direction: column; align-items: flex-end; gap: .6rem; }
.wa { display: flex; align-items: center; gap: .55rem; background: #25d366; color: #073b1c; font: inherit; font-weight: 700; text-decoration: none; padding: .75rem 1.1rem; border: 0; border-radius: 999px; box-shadow: 0 4px 14px rgba(0,0,0,.25); cursor: pointer; }
.wa svg { width: 24px; height: 24px; fill: currentColor; }
.wa-menu { display: flex; flex-direction: column; gap: .4rem; background: var(--blanco); padding: .5rem; border-radius: 10px; box-shadow: 0 4px 18px rgba(0,0,0,.25); }
.wa-menu[hidden] { display: none; }
.wa-menu a { display: block; padding: .6rem 1rem; border-radius: 6px; text-decoration: none; font-weight: 700; color: var(--azul-noche); white-space: nowrap; }
.wa-menu a:hover { background: var(--azul-claro); }
.bandera { width: 22px; height: 15px; vertical-align: -2px; margin-right: .5rem; border-radius: 2px; box-shadow: 0 0 0 1px rgba(0,0,0,.2); }

@media (max-width: 820px) {
  .marca { font-size: 1.02rem; gap: .55rem; }
  .menu-btn { display: block; }
  nav { position: absolute; top: 100%; left: 0; right: 0; background: var(--blanco); border-bottom: 1px solid #dbe5ef; display: none; }
  nav.abierto { display: block; }
  nav ul { flex-direction: column; gap: 0; padding: .5rem 1.25rem 1rem; }
  nav li a { display: block; padding: .7rem 0; }
  .socio { grid-template-columns: 1fr; }
  .socio img { width: 160px; height: 160px; }
  .hero .wrap { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-img { max-width: 280px; justify-self: start; }
  .mv, .registro, .lista-servicios li { grid-template-columns: 1fr; gap: 1.2rem; }
  .lista-servicios li { gap: .4rem; }
  .wa span { display: none; }
  .wa { padding: .85rem; }
}
@media (max-width: 400px) {
  .marca { font-size: .9rem; gap: .45rem; }
  .marca img { width: 38px; height: 38px; }
  .menu-btn { padding: .4rem .6rem; }
}
@media (max-width: 340px) {
  .marca { font-size: .78rem; }
  .marca img { width: 34px; height: 34px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }