/* =========================================================
   Javier García · Barbero en Valencia
   Hoja de estilos única. Sin dependencias externas.
   Orden: tokens · reset · layout · componentes · páginas · utilidades
   ========================================================= */

/* ---------- 1. Tokens de diseño ---------- */
:root {
  /* Color */
  --bg:            #0b0b0c;
  --bg-elev:       #131315;
  --bg-elev-2:     #1b1b1e;
  --line:          #26262a;
  --text:          #f2efe9;
  --text-muted:    #a3a09a;
  --accent:        #c9a227;
  --accent-soft:   rgba(201, 162, 39, 0.14);
  --accent-hover:  #e0b93a;

  /* Tipografía */
  --font-display: "Helvetica Neue", Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-body:    system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  /* Escala fluida */
  --step--1: clamp(0.82rem, 0.79rem + 0.15vw, 0.9rem);
  --step-0:  clamp(1rem, 0.96rem + 0.2vw, 1.1rem);
  --step-1:  clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);
  --step-2:  clamp(1.6rem, 1.4rem + 1vw, 2.2rem);
  --step-3:  clamp(2.1rem, 1.7rem + 2vw, 3.4rem);
  --step-4:  clamp(2.8rem, 2rem + 4vw, 5.5rem);

  /* Espaciado */
  --space-xs: 0.5rem;
  --space-s:  1rem;
  --space-m:  1.75rem;
  --space-l:  3rem;
  --space-xl: clamp(4rem, 8vw, 7rem);

  /* Otros */
  --radius:   4px;
  --maxw:     1180px;
  --header-h: 68px;
  --ease:     cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- 2. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1rem);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img,
picture,
svg { display: block; max-width: 100%; height: auto; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-s);
  font-weight: 700;
}

p { margin: 0 0 var(--space-s); }

a { color: inherit; }

ul { margin: 0; padding: 0; list-style: none; }

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------- 3. Layout ---------- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: clamp(1.15rem, 5vw, 3rem);
}

.section { padding-block: var(--space-xl); }

.section--tight { padding-block: clamp(2.5rem, 5vw, 4rem); }

.section + .section { border-top: 1px solid var(--line); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  background: var(--accent);
  color: #0b0b0c;
  padding: 0.75rem 1.25rem;
  font-weight: 700;
}
.skip-link:focus { left: 0; }

/* ---------- 4. Cabecera y navegación ---------- */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(11, 11, 12, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}

.header.is-scrolled {
  background: rgba(11, 11, 12, 0.94);
  border-bottom-color: var(--line);
}

.header__inner {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: clamp(1.15rem, 5vw, 3rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-s);
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
}
.logo span { color: var(--accent); }

.nav__list {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 3vw, 2.5rem);
}

.nav__link {
  position: relative;
  text-decoration: none;
  font-size: var(--step--1);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding-block: 0.4rem;
  transition: color 0.2s var(--ease);
}
.nav__link:hover { color: var(--text); }

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.3s var(--ease);
}
.nav__link:hover::after,
.nav__link[aria-current="page"]::after { width: 100%; }

.nav__link[aria-current="page"] { color: var(--text); }

.nav__cta {
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius);
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}
.nav__cta::after { display: none; }
.nav__cta:hover { background: var(--accent); color: #0b0b0c; }

/* Botón hamburguesa */
.nav__toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin-right: -10px;
  position: relative;
  z-index: 120;
}
.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 5px auto;
  background: var(--text);
  transition: transform 0.3s var(--ease), opacity 0.2s var(--ease);
}
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 800px) {
  .nav__toggle { display: block; }

  .nav {
    position: fixed;
    inset: 0;
    background: var(--bg);
    display: grid;
    place-items: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s var(--ease), visibility 0.3s var(--ease);
  }
  .nav.is-open { opacity: 1; visibility: visible; }

  .nav__list {
    flex-direction: column;
    gap: var(--space-m);
    text-align: center;
  }
  .nav__link { font-size: var(--step-1); letter-spacing: 0.1em; }
  .nav__cta { padding: 0.8rem 2rem; }
}

body.nav-open { overflow: hidden; }

/* ---------- 5. Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.95rem 1.9rem;
  border-radius: var(--radius);
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  transition: transform 0.2s var(--ease), background 0.25s var(--ease),
              color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.btn:hover { transform: translateY(-2px); }

.btn--primary {
  background: var(--accent);
  color: #0b0b0c;
}
.btn--primary:hover { background: #e0b93a; }

.btn--ghost {
  border: 1px solid var(--line);
  color: var(--text);
}
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- 6. Tipografía de apoyo ---------- */
.eyebrow {
  display: block;
  font-size: var(--step--1);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-s);
}

.lead {
  font-size: var(--step-1);
  color: var(--text-muted);
  max-width: 58ch;
  line-height: 1.55;
}

.muted { color: var(--text-muted); }

.section__title { font-size: var(--step-2); }

.section__head {
  max-width: 62ch;
  margin-bottom: var(--space-l);
}

/* ---------- 7. Hero ---------- */
.hero {
  position: relative;
  isolation: isolate;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding-bottom: clamp(3rem, 9vh, 6rem);
  padding-top: var(--header-h);
  overflow: hidden;
  background: var(--bg);
}

.hero > .wrap {
  position: relative;
  z-index: 2;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.35) contrast(1.05);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(to top, var(--bg) 4%, rgba(11, 11, 12, 0.55) 45%, rgba(11, 11, 12, 0.75) 100%);
}

.hero__title {
  font-size: var(--step-4);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: var(--space-s);
}
.hero__title span { display: block; color: var(--accent); }

.hero__sub {
  font-size: var(--step-1);
  color: var(--text-muted);
  max-width: 46ch;
  margin-bottom: var(--space-m);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-s);
}

.hero__scroll {
  position: absolute;
  z-index: 2;
  bottom: 1.5rem;
  right: clamp(1.15rem, 5vw, 3rem);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-muted);
  writing-mode: vertical-rl;
}
@media (max-width: 800px) { .hero__scroll { display: none; } }

/* ---------- 8. Grid genérico de dos columnas ---------- */
.split {
  display: grid;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
@media (min-width: 860px) {
  .split { grid-template-columns: 1fr 1fr; }
  .split--wide-text { grid-template-columns: 1.15fr 1fr; }
}

.figure-frame {
  position: relative;
  border: 1px solid var(--line);
  padding: 0.75rem;
  background: var(--bg-elev);
}
.figure-frame img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }

/* ---------- 9. Tarjetas de valor ---------- */
.cards {
  display: grid;
  gap: var(--space-m);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: var(--space-m);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.card:hover { border-color: var(--accent); transform: translateY(-4px); }

.card__num {
  font-family: var(--font-display);
  font-size: var(--step--1);
  letter-spacing: 0.2em;
  color: var(--accent);
  display: block;
  margin-bottom: var(--space-xs);
}
.card h3 { font-size: var(--step-1); }
.card p { color: var(--text-muted); margin: 0; }

/* ---------- 10. Galería / portfolio ---------- */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: var(--space-l);
}

.filter {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.5rem 1.1rem;
  font-size: var(--step--1);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}
.filter:hover { color: var(--text); border-color: var(--text-muted); }
.filter[aria-pressed="true"] {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
}

.gallery {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
}

.gallery__item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--bg-elev);
  padding: 0;
  display: block;
  width: 100%;
  text-align: left;
}
.gallery__item.is-hidden { display: none; }

.gallery__item img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  transition: transform 0.5s var(--ease), filter 0.4s var(--ease);
}
.gallery__item:hover img { transform: scale(1.045); filter: brightness(0.72); }

.gallery__caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1.5rem 1.1rem 1.1rem;
  background: linear-gradient(to top, rgba(11, 11, 12, 0.92), transparent);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}
.gallery__item:hover .gallery__caption,
.gallery__item:focus-visible .gallery__caption { opacity: 1; transform: none; }

.gallery__caption strong {
  display: block;
  font-family: var(--font-display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: var(--step--1);
}
.gallery__caption span { font-size: var(--step--1); color: var(--text-muted); }

.gallery__empty {
  color: var(--text-muted);
  padding: var(--space-m) 0;
}

/* ---------- 11. Lightbox ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: none;
  place-items: center;
  padding: clamp(1rem, 4vw, 3rem);
  background: rgba(6, 6, 7, 0.94);
}
.lightbox.is-open { display: grid; }

.lightbox__img {
  max-width: min(92vw, 900px);
  max-height: 80vh;
  width: auto;
  object-fit: contain;
  border-radius: var(--radius);
}

.lightbox__caption {
  margin-top: var(--space-s);
  text-align: center;
  color: var(--text-muted);
  font-size: var(--step--1);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lightbox__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  font-size: 1.6rem;
  line-height: 1;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(19, 19, 21, 0.8);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}
.lightbox__btn:hover { border-color: var(--accent); color: var(--accent); }
.lightbox__btn--prev { left: clamp(0.5rem, 3vw, 2rem); }
.lightbox__btn--next { right: clamp(0.5rem, 3vw, 2rem); }

.lightbox__close {
  position: absolute;
  top: clamp(0.75rem, 3vw, 1.75rem);
  right: clamp(0.75rem, 3vw, 1.75rem);
  transform: none;
}

/* ---------- 12. Página de reservas ---------- */
.booking {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-elev);
  padding: clamp(1.25rem, 3vw, 2rem);
}

.booking__placeholder {
  display: grid;
  place-items: center;
  text-align: center;
  gap: var(--space-s);
  min-height: 460px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  padding: var(--space-m);
  color: var(--text-muted);
}
.booking__placeholder strong {
  font-family: var(--font-display);
  color: var(--text);
  font-size: var(--step-1);
  letter-spacing: 0.05em;
}
.booking__placeholder code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.85em;
  background: var(--bg-elev-2);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 0.15em 0.45em;
}

.steps {
  display: grid;
  gap: var(--space-m);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-top: var(--space-l);
}
.steps li { border-top: 1px solid var(--line); padding-top: var(--space-s); }
.steps strong {
  display: block;
  font-family: var(--font-display);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: var(--step--1);
  color: var(--accent);
  margin-bottom: 0.35rem;
}
.steps p { color: var(--text-muted); margin: 0; }

/* ---------- 13. CTA de cierre ---------- */
.cta-band {
  text-align: center;
  background:
    radial-gradient(120% 140% at 50% 0%, rgba(201, 162, 39, 0.12), transparent 62%),
    var(--bg-elev);
  border-top: 1px solid var(--line);
  padding-block: var(--space-xl);
}
.cta-band h2 { font-size: var(--step-3); text-transform: uppercase; }
.cta-band p { color: var(--text-muted); max-width: 46ch; margin-inline: auto; }

/* ---------- 14. Pie ---------- */
.footer {
  border-top: 1px solid var(--line);
  padding-block: var(--space-m);
  font-size: var(--step--1);
  color: var(--text-muted);
}
.footer__inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-s);
  align-items: center;
  justify-content: space-between;
}
.footer a { text-decoration: none; }
.footer a:hover { color: var(--accent); }
.footer__links { display: flex; gap: var(--space-m); flex-wrap: wrap; }

/* ---------- 15. Animación de entrada ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}

/* ---------- 16. Utilidades ---------- */
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-head {
  padding-top: calc(var(--header-h) + clamp(3rem, 8vw, 6rem));
  padding-bottom: clamp(2rem, 5vw, 3.5rem);
}