/* =========================================================
   Alicante Beach Studio — Sistema de diseño
   Paleta inspirada en el propio alojamiento: arcos de ladrillo
   blanco, cocina verde azulado, tarima clara y luz mediterránea.
   ========================================================= */

:root {
  /* Color */
  --color-bg: #FAF7F1;
  --color-bg-alt: #F1EBDD;
  --color-ink: #292622;
  --color-ink-soft: #57534A;
  --color-brick: #C1633B;
  --color-brick-dark: #A8502D;
  --color-teal: #4B7C72;
  --color-teal-dark: #365A53;
  --color-navy: #1F4653;
  --color-line: #E3DACB;
  --color-white: #FFFFFF;

  /* Type */
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Work Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Layout */
  --max-width: 1180px;
  --radius: 6px;
  --radius-lg: 18px;
  --shadow-soft: 0 12px 32px rgba(41, 38, 34, 0.10);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 0.5em;
  color: var(--color-navy);
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 500; }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
h3 { font-size: 1.3rem; }

p { margin: 0 0 1em; color: var(--color-ink-soft); }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-brick);
  font-weight: 600;
  margin-bottom: 0.8em;
}

section { padding: 88px 0; position: relative; }
.section-alt { background: var(--color-bg-alt); }

/* ---------- Arco: elemento de firma visual ----------
   Reproduce el arco de ladrillo real del estudio como marco
   recurrente para fotografías y como divisor de sección. */
.arch-frame {
  border-radius: 140px 140px 8px 8px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.arch-divider {
  width: 100%;
  height: 48px;
  display: block;
}
.arch-divider path { fill: var(--color-bg); }
.section-alt + section .arch-divider path,
.section-alt .arch-divider path { fill: var(--color-bg-alt); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 247, 241, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-line);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-navy);
  text-decoration: none;
  letter-spacing: 0.01em;
}
.brand span { color: var(--color-brick); }

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-ink);
}
.nav-links a:hover { color: var(--color-brick); }

.header-actions { display: flex; align-items: center; gap: 12px; }

.lang-switch {
  display: flex;
  gap: 4px;
  font-size: 0.82rem;
  font-weight: 600;
}
.lang-switch a {
  padding: 4px 7px;
  border-radius: 4px;
  text-decoration: none;
  color: var(--color-ink-soft);
}
.lang-switch a[aria-current="true"] { background: var(--color-navy); color: #fff; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle svg { width: 26px; height: 26px; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--color-brick); color: #fff; }
.btn-primary:hover { background: var(--color-brick-dark); }
.btn-whatsapp { background: var(--color-teal); color: #fff; }
.btn-whatsapp:hover { background: var(--color-teal-dark); }
.btn-outline { background: transparent; border-color: var(--color-navy); color: var(--color-navy); }
.btn-outline:hover { background: var(--color-navy); color: #fff; }
.btn-block { width: 100%; }

.cta-row { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- Hero ---------- */
.hero {
  padding: 56px 0 80px;
  overflow: hidden;
}
.hero .container {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
}
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 34px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--color-navy);
}
.hero-badge svg { width: 16px; height: 16px; color: var(--color-brick); }

.hero-media { position: relative; }
.hero-media img { width: 100%; height: 560px; object-fit: cover; }
.hero-tag {
  position: absolute;
  bottom: -22px;
  left: -22px;
  background: var(--color-navy);
  color: #fff;
  padding: 18px 22px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  max-width: 240px;
}
.hero-tag strong { display: block; font-family: var(--font-display); font-size: 1.6rem; }
.hero-tag span { font-size: 0.82rem; opacity: 0.85; }

/* ---------- Galería ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.gallery-grid button {
  border: none;
  padding: 0;
  background: none;
  cursor: pointer;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
}
.gallery-grid img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.35s ease; }
.gallery-grid button:hover img { transform: scale(1.06); }
.gallery-grid button:first-child { grid-column: span 2; grid-row: span 2; aspect-ratio: 1/1; }

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(20, 18, 16, 0.92);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 24px;
}
.lightbox.is-open { display: flex; }
.lightbox img { max-height: 85vh; max-width: 90vw; border-radius: var(--radius); }
.lightbox-close, .lightbox-prev, .lightbox-next {
  position: absolute;
  background: rgba(255,255,255,0.12);
  border: none;
  color: #fff;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox-close { top: 20px; right: 20px; }
.lightbox-prev { left: 20px; top: 50%; transform: translateY(-50%); }
.lightbox-next { right: 20px; top: 50%; transform: translateY(-50%); }

/* ---------- El estudio: lista de amenidades ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.amenity-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 20px;
}
.amenity-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  font-size: 0.96rem;
}
.amenity-list svg { width: 20px; height: 20px; color: var(--color-teal); flex-shrink: 0; }

/* ---------- Ubicación ---------- */
.location-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.location-list { list-style: none; margin: 0; padding: 0; }
.location-list li {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-line);
}
.location-list li:first-child { padding-top: 0; }
.location-icon {
  width: 40px; height: 40px; flex-shrink: 0;
  background: var(--color-navy); color: #fff;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
}
.location-icon svg { width: 18px; height: 18px; }
.location-list strong { display: block; color: var(--color-navy); margin-bottom: 2px; }

.map-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-soft);
}
.map-frame iframe { width: 100%; height: 340px; border: 0; display: block; }

/* ---------- Precios ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
}
.price-card {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: center;
  transition: transform 0.2s ease;
}
.price-card:hover { transform: translateY(-4px); }
.price-card .month { font-family: var(--font-display); font-size: 1.3rem; color: var(--color-navy); }
.price-card .price { font-family: var(--font-display); font-size: 2.6rem; color: var(--color-brick); margin: 10px 0 2px; }
.price-card .unit { font-size: 0.85rem; color: var(--color-ink-soft); }

.long-stay-banner {
  margin-top: 24px;
  background: var(--color-navy);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 26px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.long-stay-banner p { color: rgba(255,255,255,0.85); margin: 0; }

.price-note {
  font-size: 0.88rem;
  color: var(--color-ink-soft);
  margin-top: 18px;
  max-width: 560px;
}

/* ---------- Reserva directa ---------- */
.direct-booking {
  background: var(--color-navy);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 64px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.direct-booking h2, .direct-booking .eyebrow { color: #fff; }
.direct-booking p { color: rgba(255,255,255,0.82); }
.trust-points { list-style: none; margin: 24px 0 0; padding: 0; display: grid; gap: 12px; }
.trust-points li { display: flex; gap: 10px; align-items: flex-start; font-size: 0.94rem; }
.trust-points svg { width: 18px; height: 18px; color: var(--color-brick); flex-shrink: 0; margin-top: 2px; }

/* Formulario */
.contact-form {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 32px;
  color: var(--color-ink);
  box-shadow: var(--shadow-soft);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 0.84rem; font-weight: 600; margin-bottom: 6px; color: var(--color-navy); }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: var(--color-bg);
}
.field textarea { resize: vertical; min-height: 90px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: 2px solid var(--color-teal);
  outline-offset: 1px;
}
.field-error { color: var(--color-brick-dark); font-size: 0.78rem; margin-top: 4px; display: none; }
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: var(--color-brick); }
.field.has-error .field-error { display: block; }
.honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; }

.form-status {
  margin-top: 14px;
  font-size: 0.9rem;
  border-radius: var(--radius);
  padding: 12px 14px;
  display: none;
}
.form-status.is-success { display: block; background: #E4F0EA; color: var(--color-teal-dark); }
.form-status.is-error { display: block; background: #F7E4DC; color: var(--color-brick-dark); }

/* ---------- Condiciones ---------- */
.conditions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 36px;
}
.condition-card {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 22px;
}
.condition-card svg { width: 22px; height: 22px; color: var(--color-brick); margin-bottom: 10px; }
.condition-card strong { display: block; color: var(--color-navy); margin-bottom: 4px; }
.condition-card p { margin: 0; font-size: 0.88rem; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 800px; margin: 40px auto 0; }
.faq-item {
  border-bottom: 1px solid var(--color-line);
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 20px 0;
  font-family: var(--font-display);
  font-size: 1.08rem;
  color: var(--color-navy);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .icon { flex-shrink: 0; transition: transform 0.2s ease; color: var(--color-brick); }
.faq-item[open] summary .icon { transform: rotate(45deg); }
.faq-item p { padding-bottom: 20px; margin: 0; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-ink);
  color: #E9E4D9;
  padding: 56px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255,255,255,0.14);
}
.footer-grid h4 { color: #fff; font-size: 0.95rem; text-transform: uppercase; letter-spacing: 0.08em; font-family: var(--font-body); }
.footer-grid p, .footer-grid a { color: #C9C2B3; font-size: 0.92rem; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.footer-grid a { text-decoration: none; }
.footer-grid a:hover { color: #fff; }
.footer-bottom {
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: #8B8478;
}

/* WhatsApp botón flotante */
.whatsapp-float {
  position: fixed;
  bottom: 22px;
  right: 22px;
  z-index: 90;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--color-teal);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
  text-decoration: none;
}
.whatsapp-float svg { width: 28px; height: 28px; }

/* Skip link accesibilidad */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-navy);
  color: #fff;
  padding: 10px 16px;
  z-index: 300;
}
.skip-link:focus { left: 16px; top: 16px; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; animation: none !important; }
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-media img { height: 400px; }
  .about-grid, .location-grid { grid-template-columns: 1fr; }
  .direct-booking { grid-template-columns: 1fr; padding: 40px 28px; }
  .pricing-grid { grid-template-columns: 1fr 1fr; }
  .conditions-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav-links, .lang-switch { display: none; }
  .nav-toggle { display: block; }
  section { padding: 60px 0; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid button:first-child { grid-column: span 2; }
  .amenity-list { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .conditions-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero-tag { position: static; margin-top: 16px; max-width: none; }
}

/* Menú móvil */
.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-line);
  padding: 12px 24px 20px;
}
.mobile-nav.is-open { display: flex; }
.mobile-nav a {
  padding: 12px 4px;
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px solid var(--color-line);
}