/* ============================================================
   CuadroEquino · site.css
   Componentes · layout · motivo "marco" · ritmo tinta/crema · motion
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--text-on-paper);
  background: var(--paper-50);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
:focus-visible { outline: 2px solid var(--gold-500); outline-offset: 3px; }

/* ---- Tipografía base ---- */
h1, h2, h3, .display {
  font-family: var(--font-display);
  font-weight: 380;
  line-height: 1.02;
  letter-spacing: -0.015em;
  font-optical-sizing: auto;
}
.display { font-size: var(--fs-display); }
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

.serif-italic { font-family: var(--font-display); font-style: italic; font-weight: 360; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  font-weight: 500;
}
.lead { font-size: var(--fs-lead); line-height: 1.5; }
.mono { font-family: var(--font-mono); }

/* ============================================================
   Layout helpers
   ============================================================ */
.wrap { width: min(100% - 2*var(--gutter), var(--maxw)); margin-inline: auto; }
.prose { max-width: var(--maxw-prose); }
.section { padding-block: var(--space-section); position: relative; }

/* Ritmo de superficies */
.surface-ink {
  background: var(--ink-900);
  color: var(--text-on-ink);
  position: relative;
}
.surface-ink::after { /* grain sutil */
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: var(--grain); opacity: 0.04; mix-blend-mode: overlay;
}
.surface-paper { background: var(--paper-50); color: var(--text-on-paper); }
.surface-paper-2 { background: var(--paper-100); color: var(--text-on-paper); }

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

/* ============================================================
   Motivo "marco" — regla dorada que enmarca como lote de galería
   ============================================================ */
.frame {
  position: relative;
  border: var(--frame-w) solid var(--line-cream);
}
.surface-ink .frame { border-color: var(--line-ink); }

/* Corner brackets (esquinas tipo passe-partout) */
.bracket { position: relative; }
.bracket::before, .bracket::after {
  content: ""; position: absolute; width: 22px; height: 22px;
  border: var(--frame-w) solid var(--gold-500); pointer-events: none;
}
.bracket::before { top: 14px; left: 14px; border-right: 0; border-bottom: 0; }
.bracket::after { bottom: 14px; right: 14px; border-left: 0; border-top: 0; }

/* Hairline divider con label centrado */
.rule { display: flex; align-items: center; gap: 1.25rem; color: var(--text-on-paper-muted); }
.rule::before, .rule::after { content: ""; height: 1px; flex: 1; background: var(--line-cream); }
.surface-ink .rule { color: var(--text-on-ink-muted); }
.surface-ink .rule::before, .surface-ink .rule::after { background: var(--line-ink); }

/* ============================================================
   Navbar
   ============================================================ */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem var(--gutter);
  transition: background .4s var(--ease), padding .4s var(--ease), color .4s;
  color: var(--text-on-ink);
  mix-blend-mode: difference; /* legible sobre cualquier hero */
}
.nav.scrolled {
  mix-blend-mode: normal;
  background: color-mix(in srgb, var(--ink-900) 90%, transparent);
  backdrop-filter: blur(10px);
  padding-block: 0.7rem;
  border-bottom: 1px solid var(--line-ink);
  color: var(--text-on-ink);
}
.brand {
  font-family: var(--font-display); font-size: 1.32rem; font-weight: 400;
  letter-spacing: -0.01em; display: inline-flex; align-items: baseline; gap: .1rem;
}
.brand .ce-frame {
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid currentColor; padding: 0.05em 0.32em; margin-right: 0.5rem;
  font-size: 0.78em; letter-spacing: 0.04em;
}
.nav-links { display: flex; align-items: center; gap: clamp(1rem, 2.5vw, 2.2rem); }
.nav-links a { font-size: var(--fs-small); letter-spacing: 0.02em; position: relative; }
.nav-links a:not(.btn)::after {
  content: ""; position: absolute; left: 0; bottom: -4px; height: 1px; width: 0;
  background: var(--gold-400); transition: width .35s var(--ease);
}
.nav-links a:not(.btn):hover::after { width: 100%; }

/* Toggle idioma */
.lang { display: inline-flex; border: 1px solid currentColor; font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.05em; }
.lang button { padding: 0.3rem 0.55rem; opacity: 0.5; transition: opacity .25s, background .25s, color .25s; }
.lang button.active { opacity: 1; background: var(--gold-500); color: var(--ink-900); }

/* Botón */
.btn {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 0.85rem 1.5rem; border: 1px solid var(--gold-500); color: var(--gold-300);
  background: transparent; transition: all .35s var(--ease); position: relative; overflow: hidden;
}
.btn::before {
  content: ""; position: absolute; inset: 0; background: var(--gold-500);
  transform: translateY(101%); transition: transform .4s var(--ease); z-index: -1;
}
.btn:hover { color: var(--ink-900); }
.btn:hover::before { transform: translateY(0); }
.btn.solid { background: var(--gold-500); color: var(--ink-900); border-color: var(--gold-500); }
.btn.solid:hover { background: var(--gold-400); border-color: var(--gold-400); }
.btn.on-paper { color: var(--oxblood-600); border-color: var(--oxblood-600); }
.btn.on-paper::before { background: var(--oxblood-600); }
.btn.on-paper:hover { color: var(--paper-50); }
.btn .arr { transition: transform .35s var(--ease); }
.btn:hover .arr { transform: translateX(4px); }

/* ============================================================
   HERO
   ============================================================ */
.hero { position: relative; min-height: 100svh; display: flex; align-items: flex-end; overflow: hidden; }
.hero-media { position: absolute; inset: 0; z-index: 0; }
.hero-media img, .hero-media video { width: 100%; height: 100%; object-fit: cover; }
.hero-media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(20,17,12,0.55) 0%, rgba(20,17,12,0.15) 35%, rgba(20,17,12,0.78) 100%);
}
.hero-inner { position: relative; z-index: 2; width: 100%; padding: 0 var(--gutter) clamp(3rem, 6vh, 6rem); color: var(--text-on-ink); }
.hero-inner .wrap { width: min(100% - 0px, var(--maxw)); }
.hero .display { text-shadow: 0 2px 30px rgba(0,0,0,0.35); }

/* Línea-marco que se dibuja en el hero */
.hero-frameline { position: absolute; left: var(--gutter); right: var(--gutter); top: 90px; bottom: 90px; z-index: 1; pointer-events: none; border: 1px solid rgba(224,197,134,0.28); }

/* meta row del hero */
.hero-meta { display: flex; flex-wrap: wrap; gap: 0.4rem 2rem; margin-top: 1.4rem; font-family: var(--font-mono); font-size: var(--fs-small); letter-spacing: 0.05em; color: var(--text-on-ink-muted); }
.hero-meta span { display: inline-flex; align-items: center; gap: 0.5rem; }
.hero-meta span::before { content: "—"; color: var(--gold-400); }

/* Control mute/play del hero video */
.media-ctrl {
  position: absolute; right: var(--gutter); bottom: clamp(3rem, 6vh, 6rem); z-index: 3;
  width: 52px; height: 52px; border: 1px solid var(--text-on-ink); border-radius: 50%;
  display: grid; place-items: center; color: var(--text-on-ink);
  background: rgba(20,17,12,0.25); backdrop-filter: blur(4px); transition: all .3s;
}
.media-ctrl:hover { background: var(--gold-500); color: var(--ink-900); border-color: var(--gold-500); }

/* ============================================================
   Catálogo (home) — cards de caballo enmarcadas
   ============================================================ */
.catalog { display: grid; gap: clamp(1.5rem, 3vw, 3rem); grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr)); }
.horse-card {
  position: relative; display: flex; flex-direction: column;
  background: var(--ink-800); color: var(--text-on-ink);
  border: 1px solid var(--line-ink); overflow: hidden; isolation: isolate;
}
.horse-card__media { position: relative; aspect-ratio: 4/5; overflow: hidden; }
.horse-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease), filter .6s; filter: saturate(0.92); }
.horse-card:hover .horse-card__media img { transform: scale(1.06); filter: saturate(1.05); }
.horse-card__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(20,17,12,0.85)); }
.horse-card__tag {
  position: absolute; top: 1rem; left: 1rem; z-index: 2;
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.18em; text-transform: uppercase;
  padding: 0.35rem 0.7rem; background: color-mix(in srgb, var(--accent, var(--gold-500)) 88%, black); color: #fff;
}
.horse-card__body { padding: 1.5rem 1.5rem 1.7rem; position: relative; z-index: 2; }
.horse-card__body h3 { margin-bottom: 0.2rem; }
.horse-card__sub { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.08em; color: var(--accent, var(--gold-300)); margin-bottom: 0.9rem; }
.horse-card__specs { display: flex; flex-wrap: wrap; gap: 0.3rem 1.1rem; font-size: var(--fs-small); color: var(--text-on-ink-muted); margin-bottom: 1.3rem; }
.horse-card__cta { display: inline-flex; align-items: center; gap: 0.5rem; font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gold-300); }
.horse-card__cta .arr { transition: transform .35s var(--ease); }
.horse-card:hover .horse-card__cta .arr { transform: translateX(5px); }
.horse-card[data-soon] .horse-card__tag { background: var(--ink-600); color: var(--gold-300); }

/* ============================================================
   Ficha técnica (tabla disciplinada)
   ============================================================ */
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table tr { border-bottom: 1px solid var(--line-cream); }
.surface-ink .spec-table tr { border-color: var(--line-ink); }
.spec-table th {
  text-align: left; font-family: var(--font-mono); font-weight: 500;
  font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-on-paper-muted); padding: 0.95rem 1.5rem 0.95rem 0; width: 42%; vertical-align: top;
}
.surface-ink .spec-table th { color: var(--text-on-ink-faint); }
.spec-table td { padding: 0.95rem 0; font-size: var(--fs-body); }
.spec-table .credential { font-family: var(--font-mono); font-size: 0.84rem; color: var(--gold-500); }

/* ============================================================
   Galería editorial
   ============================================================ */
.gallery { display: grid; gap: clamp(0.5rem, 1vw, 1rem); grid-template-columns: repeat(6, 1fr); }
.gallery figure { position: relative; overflow: hidden; cursor: zoom-in; background: var(--ink-800); }
.gallery img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 3/2; transition: transform .9s var(--ease), filter .5s; }
.gallery figure:hover img { transform: scale(1.05); }
.gallery .g-wide { grid-column: span 4; }
.gallery .g-tall { grid-column: span 2; }
.gallery .g-half { grid-column: span 3; }
.gallery .g-third { grid-column: span 2; }
@media (max-width: 720px) {
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .gallery .g-wide, .gallery .g-tall, .gallery .g-half, .gallery .g-third { grid-column: span 2; }
}

/* Lightbox */
.lightbox { position: fixed; inset: 0; z-index: 200; background: rgba(12,10,7,0.96); display: none; place-items: center; padding: 4vw; cursor: zoom-out; }
.lightbox.open { display: grid; }
.lightbox img { max-width: 92vw; max-height: 88vh; object-fit: contain; border: 1px solid var(--line-ink); box-shadow: var(--shadow-card); }
.lightbox__close { position: absolute; top: 1.5rem; right: 1.8rem; color: var(--text-on-ink); font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.1em; }
.lightbox__nav { position: absolute; top: 50%; transform: translateY(-50%); width: 54px; height: 54px; display: grid; place-items: center; border: 1px solid var(--line-ink); color: var(--text-on-ink); transition: all .3s; }
.lightbox__nav:hover { background: var(--gold-500); color: var(--ink-900); border-color: var(--gold-500); }
.lightbox__nav.prev { left: 2vw; } .lightbox__nav.next { right: 2vw; }

/* ============================================================
   Pedigrí (árbol 4 generaciones)
   ============================================================ */
.pedigree { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.5rem; font-size: 0.8rem; }
.pedigree .gen { display: grid; gap: 0.5rem; align-content: center; }
.ped-cell {
  border: 1px solid var(--line-ink); padding: 0.7rem 0.85rem; background: var(--ink-800);
  display: flex; flex-direction: column; gap: 0.15rem; min-height: 0;
}
.ped-cell .name { font-family: var(--font-display); font-size: 0.98rem; line-height: 1.15; letter-spacing: 0; }
.ped-cell .yr { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.1em; color: var(--text-on-ink-faint); }
.ped-cell.sire { border-left: 2px solid var(--gold-500); }
.ped-cell.dam { border-left: 2px solid var(--oxblood-500); }
.ped-cell.elite { background: color-mix(in srgb, var(--gold-500) 12%, var(--ink-800)); }
.ped-cell .elite-tag { font-family: var(--font-mono); font-size: 0.56rem; letter-spacing: 0.14em; color: var(--gold-400); text-transform: uppercase; }
@media (max-width: 860px) {
  .pedigree { grid-template-columns: 1fr; gap: 1.2rem; }
  .pedigree .gen { grid-template-columns: 1fr 1fr; gap: 0.4rem; }
  .pedigree .gen-label { grid-column: 1 / -1; }
}
.gen-label { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-on-ink-faint); margin-bottom: 0.2rem; }

/* Certificado credential */
.credential-card { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: clamp(1rem,2.5vw,2.5rem); align-items: center; }
@media (max-width: 760px){ .credential-card { grid-template-columns: 1fr; } }
.credential-card .cert-img { border: 1px solid var(--line-ink); box-shadow: var(--shadow-card); }

/* ============================================================
   Trainer (Pepe)
   ============================================================ */
.trainer { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(1.5rem,4vw,4rem); align-items: center; }
@media (max-width: 820px){ .trainer { grid-template-columns: 1fr; } }
.trainer__img { position: relative; aspect-ratio: 4/5; overflow: hidden; }
.trainer__img img { width: 100%; height: 100%; object-fit: cover; }
.stat-row { display: flex; gap: clamp(1.5rem,4vw,3rem); margin-top: 1.5rem; }
.stat .n { font-family: var(--font-display); font-size: clamp(2.2rem,1.5rem+2vw,3.4rem); line-height: 1; color: var(--gold-500); }
.stat .l { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-on-paper-muted); margin-top: 0.4rem; }
.surface-ink .stat .l { color: var(--text-on-ink-muted); }

/* ============================================================
   Proceso de compra (pasos)
   ============================================================ */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%,220px),1fr)); gap: 1px; background: var(--line-cream); border: 1px solid var(--line-cream); }
.surface-ink .steps, .surface-ink .steps { background: var(--line-ink); border-color: var(--line-ink); }
.step { background: var(--paper-50); padding: 1.8rem 1.5rem; }
.surface-ink .step { background: var(--ink-900); }
.step .num { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.14em; color: var(--gold-500); }
.step h3 { font-size: 1.25rem; margin: 0.6rem 0 0.5rem; }

/* ============================================================
   Formulario
   ============================================================ */
.form { display: grid; gap: 1.1rem; grid-template-columns: 1fr 1fr; }
.form .full { grid-column: 1 / -1; }
@media (max-width: 620px){ .form { grid-template-columns: 1fr; } }
.field label { display: block; font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-on-ink-muted); margin-bottom: 0.45rem; }
.field input, .field select, .field textarea {
  width: 100%; background: transparent; border: 1px solid var(--line-ink); color: var(--text-on-ink);
  padding: 0.85rem 0.95rem; font: inherit; font-size: var(--fs-body); transition: border-color .3s;
}
.field textarea { resize: vertical; min-height: 110px; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--gold-500); outline: none; }
.field select option { background: var(--ink-800); }

/* WhatsApp float */
.wa-float {
  position: fixed; right: clamp(1rem,3vw,2rem); bottom: clamp(1rem,3vw,2rem); z-index: 90;
  display: inline-flex; align-items: center; gap: 0.6rem; padding: 0.85rem 1.2rem;
  background: #25543f; color: #f1e9d8; border: 1px solid var(--gold-500);
  font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.1em; text-transform: uppercase;
  box-shadow: var(--shadow-card); transition: all .3s var(--ease);
}
.wa-float:hover { background: var(--gold-500); color: var(--ink-900); transform: translateY(-2px); }
.wa-float svg { width: 18px; height: 18px; }

/* ============================================================
   Footer
   ============================================================ */
.footer { padding-block: clamp(3rem,5vw,5rem) 2rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; }
@media (max-width: 720px){ .footer-grid { grid-template-columns: 1fr; gap: 2.5rem; } }
.footer .brand { font-size: 1.6rem; }
.footer small { color: var(--text-on-ink-faint); font-family: var(--font-mono); letter-spacing: 0.04em; }

/* ============================================================
   Reveal on scroll
   ============================================================ */
[data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal][data-delay="1"] { transition-delay: .08s; }
[data-reveal][data-delay="2"] { transition-delay: .16s; }
[data-reveal][data-delay="3"] { transition-delay: .24s; }
[data-reveal][data-delay="4"] { transition-delay: .32s; }

/* línea-marco que se dibuja */
.draw-rule { position: relative; }
.draw-rule::after { content: ""; position: absolute; left: 0; bottom: -0.6rem; height: 2px; width: 0; background: var(--gold-500); transition: width 1s var(--ease) .2s; }
.draw-rule.in::after { width: 64px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ============================================================
   i18n (dual-span · ES default · file:// safe, sin fetch)
   ============================================================ */
body:not(.lang-en) [data-lang="en"] { display: none !important; }
body.lang-en [data-lang="es"] { display: none !important; }

/* Utilidades */
.center { text-align: center; }
.mt-s { margin-top: 1rem; } .mt-m { margin-top: 2rem; } .mt-l { margin-top: 3.5rem; }
.maxw-prose { max-width: var(--maxw-prose); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem,4vw,4rem); }
@media (max-width: 760px){ .grid-2 { grid-template-columns: 1fr; } }
.accent-gold { color: var(--gold-500); }
.hidden { display: none !important; }