/* ============================================
   RASA — Restaurante · Las Canteras
   Estética: luz nórdica + Atlántico
   ============================================ */

:root {
  /* Paleta — luz nórdica atlántica */
  --blanco-niebla: #FAF6EF;   /* fondo base, crema del logo */
  --blanco-sal:    #FFFDF9;   /* superficies elevadas */
  --pizarra:       #15263F;   /* azul marino profundo del logo (texto/fondos oscuros) */
  --pizarra-media: #3A4A60;   /* texto secundario */
  --marea:         #7C8BA0;   /* gris-azul marino, líneas y detalles decorativos */
  --marea-texto:   #5E6E80;   /* eyebrow sobre fondo claro — AA 4.85:1 */
  --marea-claro:   #8E9DB0;   /* texto secundario sobre fondo oscuro — AA 5.5:1 */
  --arena:         #C9A66B;   /* acento cálido arena — usar con MUCHA restricción */
  --piedra:        #E6DECF;   /* divisores, bordes sutiles, tono crema */

  /* Tipografía */
  --display: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;

  /* Escala */
  --espacio-seccion: clamp(4rem, 10vw, 9rem);
  --ancho-max: 1200px;
  --ancho-texto: 64ch;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--body);
  background: var(--blanco-niebla);
  color: var(--pizarra);
  line-height: 1.65;
  font-size: 1.0625rem;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

/* ---------- Tipografía ---------- */
h1, h2, h3 {
  font-family: var(--display);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: 0.01em;
}
h1 { font-size: clamp(2.8rem, 7vw, 5.5rem); }
h2 { font-size: clamp(2rem, 4.5vw, 3.4rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 1.9rem); }

.eyebrow {
  font-family: var(--body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--marea-texto);
  margin-bottom: 1.25rem;
}

p { max-width: var(--ancho-texto); }
.lead { font-size: 1.2rem; color: var(--pizarra-media); }

/* ---------- Layout ---------- */
.contenedor { width: 100%; max-width: var(--ancho-max); margin: 0 auto; padding: 0 1.5rem; }
.seccion { padding-block: var(--espacio-seccion); }

/* Línea de marea — elemento firma */
.marea-linea {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--marea) 20%, var(--marea) 80%, transparent);
  border: none;
  opacity: 0.4;
  margin: 0 auto;
  max-width: var(--ancho-max);
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.25rem 0;
  transition: background 0.4s ease, padding 0.4s ease, box-shadow 0.4s ease;
}
.site-header.scrolled {
  background: rgba(246, 247, 245, 0.92);
  backdrop-filter: blur(10px);
  padding: 0.75rem 0;
  box-shadow: 0 1px 0 var(--piedra);
}
.nav { display: flex; align-items: center; justify-content: space-between; }
.logo {
  font-family: var(--display);
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  color: var(--pizarra);
  padding-left: 0.28em;
}
.site-header:not(.scrolled) .logo,
.site-header:not(.scrolled) .nav-links a,
.site-header:not(.scrolled) .lang-actual { color: var(--blanco-sal); }
.hero .eyebrow { color: rgba(255,253,249,0.92); text-shadow: 0 1px 12px rgba(15,28,48,0.55); }
.hero h1 { text-shadow: 0 2px 24px rgba(15,28,48,0.45); }
.hero .lead { text-shadow: 0 1px 14px rgba(15,28,48,0.5); }
.nav-links { display: flex; gap: 2.25rem; list-style: none; align-items: center; }
.nav-links a {
  font-size: 0.82rem; letter-spacing: 0.12em; text-transform: uppercase;
  font-weight: 500; transition: opacity 0.2s;
}
.nav-links a:hover { opacity: 0.6; }
.lang { position: relative; }
.lang-actual {
  display: inline-flex; align-items: center; gap: 0.5rem; cursor: pointer;
  font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 600;
  background: none; border: 0; color: inherit; padding: 0.4rem 0.2rem;
}
.lang-actual .flag { width: 20px; height: 14px; border-radius: 2px; object-fit: cover; box-shadow: 0 0 0 1px rgba(0,0,0,0.08); }
.lang-actual .caret { width: 9px; height: 9px; transition: transform 0.25s; }
.lang.abierto .lang-actual .caret { transform: rotate(180deg); }
.lang-menu {
  position: absolute; top: calc(100% + 0.6rem); right: 0; min-width: 168px;
  background: var(--blanco-sal); border: 1px solid var(--piedra); border-radius: 4px;
  box-shadow: 0 10px 30px rgba(21,38,63,0.12); padding: 0.4rem;
  opacity: 0; visibility: hidden; transform: translateY(-6px); transition: all 0.22s ease; z-index: 120;
}
.lang.abierto .lang-menu { opacity: 1; visibility: visible; transform: none; }
.lang-menu a {
  display: flex; align-items: center; gap: 0.65rem; padding: 0.6rem 0.7rem; border-radius: 3px;
  font-size: 0.82rem; letter-spacing: 0.06em; text-transform: none; color: var(--pizarra) !important;
  font-weight: 500; transition: background 0.18s;
}
.lang-menu a:hover { background: var(--blanco-niebla); }
.lang-menu a.activo { font-weight: 600; }
.lang-menu .flag { width: 22px; height: 15px; border-radius: 2px; object-fit: cover; box-shadow: 0 0 0 1px rgba(0,0,0,0.08); }
.lang-menu .check { margin-left: auto; color: var(--arena); width: 14px; height: 14px; }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; color: var(--pizarra); }
.site-header:not(.scrolled) .nav-toggle { color: var(--blanco-sal); }

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  display: flex; align-items: flex-end;
  position: relative;
  color: var(--blanco-sal);
  background: var(--pizarra);
  overflow: hidden;
}
.hero::after { /* placeholder degradado mientras no haya foto */
  content: ''; position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(21,38,63,0.35) 0%, rgba(21,38,63,0.15) 40%, rgba(21,38,63,0.88) 100%),
    linear-gradient(120deg, #1E3252 0%, #15263F 55%, #0F1C30 100%);
  z-index: 0;
}
.hero:has(.hero-img)::after { display: none; }
.hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.hero-overlay { position:absolute; inset:0; z-index:1;
  background:
    linear-gradient(180deg, rgba(21,38,63,0.55) 0%, rgba(21,38,63,0.25) 35%, rgba(21,38,63,0.75) 100%),
    linear-gradient(90deg, rgba(21,38,63,0.65) 0%, rgba(21,38,63,0.15) 55%, rgba(21,38,63,0) 100%); }
.hero-contenido { position: relative; z-index: 2; padding-bottom: clamp(3rem, 9vh, 7rem); }
.hero h1 { max-width: 16ch; margin-bottom: 1.5rem; }
.hero .lead { color: rgba(252,252,251,0.85); max-width: 46ch; }
/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--body); font-size: 0.82rem; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase;
  padding: 1rem 2rem; border: 1px solid currentColor;
  transition: all 0.3s ease; cursor: pointer; background: transparent;
}
.btn-primario { background: var(--arena); border-color: var(--arena); color: var(--pizarra); }
.btn-primario:hover { background: transparent; color: var(--arena); }
.btn-claro { color: var(--blanco-sal); }
.btn-claro:hover { background: var(--blanco-sal); color: var(--pizarra); }
.btn-oscuro { color: var(--pizarra); }
.btn-oscuro:hover { background: var(--pizarra); color: var(--blanco-sal); }
.btn-grupo { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 2.5rem; }

/* ---------- Secciones de contenido ---------- */
.intro { text-align: center; }
.intro .contenedor { display: flex; flex-direction: column; align-items: center; }
.intro p { margin-top: 1.5rem; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 5rem); align-items: center; }
.split-texto p { margin-top: 1.25rem; }
.split-img {
  aspect-ratio: 4/5; background: var(--piedra); position: relative; overflow: hidden;
  background-image: linear-gradient(135deg, #1E3252, #15263F);
}
.split-img img { width: 100%; height: 100%; object-fit: cover; }
.split.invertido .split-img { order: -1; }

/* Pilares (sencillez · técnica · producto) */
.pilares { background: var(--pizarra); color: var(--blanco-sal); }
.pilares-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3rem; margin-top: 3.5rem; }
.pilar h3 { color: var(--blanco-sal); margin-bottom: 0.75rem; }
.pilar p { color: rgba(252,252,251,0.7); font-size: 0.98rem; }
.pilar .num {
  font-family: var(--display); font-size: 1rem; color: var(--arena);
  display: block; margin-bottom: 1rem; letter-spacing: 0.1em;
}
.pilares .eyebrow { color: var(--arena); }
.pilares .marea-linea { background: linear-gradient(90deg, transparent, var(--marea) 20%, var(--marea) 80%, transparent); }

/* Galería preview */
.galeria-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.75rem; margin-top: 3rem; }
.galeria-grid .celda { aspect-ratio: 1; overflow: hidden; background: linear-gradient(135deg, #1E3252, #15263F); }
.galeria-grid .celda.alta { grid-row: span 2; aspect-ratio: 1/2; }
.galeria-grid img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.galeria-grid .celda:hover img { transform: scale(1.05); }

/* CTA final / ubicación */
.cierre { text-align: center; background: var(--blanco-sal); }
.cierre .datos { display: flex; gap: 3rem; justify-content: center; flex-wrap: wrap; margin-top: 2.5rem; font-size: 0.95rem; color: var(--pizarra-media); }
.cierre .datos strong { display: block; font-family: var(--display); font-size: 1.25rem; color: var(--pizarra); font-weight: 500; margin-bottom: 0.25rem; }

/* ---------- FAQ ---------- */
.faq { background: var(--blanco-sal); }
.faq-lista { max-width: 820px; margin: 3rem auto 0; }
.faq-item { border-bottom: 1px solid var(--piedra); }
.faq-item summary {
  cursor: pointer; list-style: none; padding: 1.5rem 2.5rem 1.5rem 0; position: relative;
  font-family: var(--display); font-size: 1.3rem; color: var(--pizarra); font-weight: 500;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+'; position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  font-size: 1.6rem; color: var(--marea-texto); transition: transform 0.25s; font-family: var(--body); line-height: 1;
}
.faq-item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq-item .faq-respuesta { padding: 0 0 1.5rem; color: var(--pizarra-media); }
.faq-item .faq-respuesta p { max-width: 70ch; }

/* ---------- Footer legal / aviso IA ---------- */
.footer-legal { border-top: 1px solid rgba(124,139,160,0.2); margin-top: 1.5rem; padding-top: 1.5rem; font-size: 0.72rem; color: rgba(252,253,249,0.4); line-height: 1.6; }
.footer-legal a { text-decoration: underline; }

/* ---------- Footer ---------- */
.site-footer { background: var(--pizarra); color: rgba(252,252,251,0.7); padding-block: 4rem 2.5rem; font-size: 0.9rem; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 2.5rem; margin-bottom: 3rem; }
.footer-grid .logo { color: var(--blanco-sal); display: block; margin-bottom: 1rem; }
.footer-marca { margin-bottom: 1.25rem; }
.footer-marca-nombre { display: block; font-family: var(--display); font-size: 2rem; font-weight: 600; letter-spacing: 0.28em; color: var(--blanco-sal); padding-left: 0.28em; line-height: 1; }
.footer-marca-tagline { display: block; font-family: var(--body); font-size: 0.62rem; font-weight: 500; letter-spacing: 0.22em; text-transform: uppercase; color: var(--marea-claro); margin-top: 0.6rem; }
.site-footer h4 { font-family: var(--body); font-size: 0.75rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--marea-claro); margin-bottom: 1rem; }
.site-footer a:hover { color: var(--blanco-sal); }
.footer-grid ul { list-style: none; }
.footer-grid li { margin-bottom: 0.5rem; }
.footer-social { display: flex; gap: 0.75rem; margin-top: 0.25rem; }
.footer-social a { display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid rgba(124,139,160,0.35); border-radius: 50%; transition: all 0.25s; }
.footer-social a:hover { background: var(--arena); border-color: var(--arena); }
.footer-social a:hover svg { fill: var(--pizarra); }
.footer-social svg { width: 18px; height: 18px; fill: rgba(252,253,249,0.8); transition: fill 0.25s; }
.footer-bottom { border-top: 1px solid rgba(110,139,146,0.25); padding-top: 1.75rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; font-size: 0.78rem; color: rgba(252,252,251,0.45); }
.footer-legal-links { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.footer-legal-links a { color: rgba(252,252,251,0.55); transition: color 0.2s; }
.footer-legal-links a:hover { color: var(--blanco-sal); }

/* ---------- Páginas legales ---------- */
.legal-page { padding-top: 8rem; padding-bottom: 5rem; min-height: 70vh; }
.legal-page .contenedor { max-width: 820px; }
.legal-page h1 { font-size: clamp(2.2rem, 5vw, 3.2rem); margin-bottom: 0.5rem; }
.legal-page .actualizado { font-size: 0.85rem; color: var(--marea-texto); margin-bottom: 2.5rem; }
.legal-page h2 { font-size: 1.5rem; margin: 2.5rem 0 0.75rem; }
.legal-page p, .legal-page li { color: var(--pizarra-media); margin-bottom: 1rem; max-width: 100%; }
.legal-page ul { padding-left: 1.5rem; margin-bottom: 1rem; }
.legal-page li { margin-bottom: 0.5rem; }
.legal-page .hueco { background: rgba(201,166,107,0.15); padding: 0 0.3em; border-radius: 2px; font-style: italic; }
.legal-page table { width: 100%; border-collapse: collapse; margin: 1rem 0 1.5rem; font-size: 0.92rem; }
.legal-page th, .legal-page td { text-align: left; padding: 0.6rem 0.8rem; border-bottom: 1px solid var(--piedra); }
.legal-page th { font-family: var(--body); font-weight: 600; color: var(--pizarra); }
.legal-volver { display: inline-block; margin-top: 2.5rem; font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--marea-texto); }
.legal-volver:hover { color: var(--pizarra); }

/* ---------- Banner de cookies ---------- */
.cookie-banner {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 200;
  background: var(--pizarra); color: rgba(252,253,249,0.9);
  padding: 1.25rem 1.5rem; box-shadow: 0 -4px 20px rgba(21,38,63,0.25);
  display: none;
}
.cookie-banner.visible { display: block; }
.cookie-banner .cookie-inner { max-width: 1100px; margin: 0 auto; display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; justify-content: space-between; }
.cookie-banner p { font-size: 0.85rem; margin: 0; max-width: 60ch; color: rgba(252,253,249,0.8); }
.cookie-banner a { color: var(--arena); text-decoration: underline; }
.cookie-banner .cookie-botones { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.cookie-banner .btn { padding: 0.7rem 1.4rem; font-size: 0.75rem; }
.cookie-banner .btn-rechazar { color: rgba(252,253,249,0.9); border-color: rgba(252,253,249,0.4); }
.cookie-banner .btn-rechazar:hover { background: rgba(252,253,249,0.1); }

/* ---------- Botón flotante WhatsApp/Tel ---------- */
.flotante { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 90; display: flex; flex-direction: column; gap: 0.75rem; }
.flotante a {
  width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center;
  box-shadow: 0 4px 16px rgba(28,42,48,0.25); transition: transform 0.2s;
}
.flotante a:hover { transform: scale(1.08); }
.fab-wa { background: #25D366; }
.fab-tel { background: var(--pizarra); }
.flotante svg { width: 26px; height: 26px; }

/* ---------- Animaciones de entrada ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 820px) {
  .nav-links { position: fixed; inset: 0 0 0 30%; background: var(--pizarra); flex-direction: column; justify-content: center; padding: 2rem; transform: translateX(100%); transition: transform 0.35s ease; }
  .nav-links.abierto { transform: none; }
  .nav-links a { color: var(--blanco-sal) !important; font-size: 1rem; }
  .nav-links .lang-actual { color: var(--blanco-sal); }
  .nav-links .lang-menu { position: static; opacity: 1; visibility: visible; transform: none; background: transparent; border: 0; box-shadow: none; margin-top: 0.5rem; }
  .nav-links .lang-menu a { color: var(--blanco-sal) !important; justify-content: center; }
  .nav-toggle { display: block; z-index: 110; }
  .nav-toggle span { display: block; width: 26px; height: 2px; background: currentColor; margin: 5px 0; transition: 0.3s; }
  .split { grid-template-columns: 1fr; }
  .split.invertido .split-img { order: 0; }
  .pilares-grid { grid-template-columns: 1fr; gap: 2rem; }
  .galeria-grid { grid-template-columns: 1fr 1fr; }
  .galeria-grid .celda.alta { grid-row: span 1; aspect-ratio: 1; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}

/* Focus visible para accesibilidad */
a:focus-visible, button:focus-visible, .btn:focus-visible { outline: 2px solid var(--arena); outline-offset: 3px; }