/* ═══════════════════════════════════════════════
   WALL TECH — Estética dark tech (ref. tienda premium)
   Naranja #f7ae38 · Gris oscuro #030303 · Blanco #ffffff
   ═══════════════════════════════════════════════ */

:root {
  --font-display: "Anton", "Arial Narrow", sans-serif;
  --font-body: "Manrope", "Segoe UI", system-ui, sans-serif;

  --bg: #030303;
  --surface: #0a0a0a;
  --surface-2: #101010;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);
  --text: #ffffff;
  --text-soft: rgba(255, 255, 255, 0.6);
  --text-faint: rgba(255, 255, 255, 0.38);
  --accent: #f7ae38;
  --accent-strong: #ffc35c;
  --accent-soft: rgba(247, 174, 56, 0.12);
  --accent-glow: rgba(247, 174, 56, 0.35);

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 600ms;
  --radius: 18px;
  --container: 1180px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background-color: var(--bg);
  overflow-x: hidden;
}

/* ── Fondo: video de partículas doradas (motion graphics) ── */
.bg-video {
  position: fixed;
  inset: 0;
  z-index: -3;
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* screen: el fondo negro del video se vuelve transparente y las partículas doradas brillan */
  mix-blend-mode: screen;
  filter: brightness(1.45) saturate(1.2);
  animation: bgDrift 45s ease-in-out infinite alternate;
  will-change: transform;
}
@keyframes bgDrift {
  from { transform: scale(1.04); }
  to { transform: scale(1.16) translateX(-1.5%); }
}
/* Velo oscuro suave para legibilidad del contenido sobre el video */
.bg-overlay {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    radial-gradient(90% 70% at 50% 20%, rgba(3, 3, 3, 0) 0%, rgba(3, 3, 3, 0.3) 100%),
    linear-gradient(180deg, rgba(3, 3, 3, 0.12) 0%, rgba(3, 3, 3, 0.25) 45%, rgba(3, 3, 3, 0.5) 100%);
}

/* Retícula sutil + grano, estilo dark tech */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(247, 174, 56, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(247, 174, 56, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(120% 90% at 50% 0%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(120% 90% at 50% 0%, #000 0%, transparent 78%);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.4;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='matrix' values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.03 0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

.top-bar, header, main, footer { position: relative; z-index: 1; }

/* Barra divisoria naranja/blanco */
.top-bar {
  height: 4px;
  background: linear-gradient(90deg, var(--accent) 0%, #fff 50%, var(--accent) 100%);
}

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

.container { max-width: var(--container); margin-inline: auto; padding-inline: clamp(20px, 4vw, 40px); }

::selection { background: var(--accent); color: #030303; }

/* ── Tipografía ── */
h1, h2, h3 { font-family: var(--font-display); font-weight: 400; text-transform: uppercase; letter-spacing: 0.01em; line-height: 1.06; }

h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
h2 em, .hero-title em, .footer-wordmark em { font-style: normal; color: var(--accent); }

.section { padding: clamp(76px, 10vw, 130px) 0; }

/* Encabezados de sección centrados, estilo referencia */
.section-head { max-width: 720px; margin: 0 auto clamp(44px, 6vw, 68px); text-align: center; }
.section-sub { color: var(--text-soft); font-size: 0.98rem; margin-top: 14px; }

.eyebrow {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 14px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  text-align: center;
}
.eyebrow::before, .eyebrow::after { content: ""; width: 30px; height: 2px; background: var(--accent); flex-shrink: 0; }

/* ── Botones ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 13px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition: transform 300ms var(--ease-out), box-shadow 300ms var(--ease-out), background-color 300ms, border-color 300ms, color 300ms;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; flex-shrink: 0; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-accent { background: var(--accent); color: #030303; box-shadow: 0 0 0 0 transparent; }
.btn-accent:hover { background: var(--accent-strong); box-shadow: 0 8px 30px -8px var(--accent-glow); }

.btn-outline { background: transparent; color: var(--text); border-color: var(--line-strong); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.btn-sm { padding: 9px 18px; font-size: 0.82rem; }
.btn-lg { padding: 16px 30px; font-size: 0.98rem; width: 100%; }

/* Punto de estado */
.dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }
.pulse { animation: pulse 2.2s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

/* ══════════════ HEADER ══════════════ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(3, 3, 3, 0.82);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 12px; }

.brand { display: flex; align-items: center; }
.brand-logo {
  height: 46px;
  width: auto;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.6));
}

.main-nav { display: flex; gap: clamp(16px, 3vw, 36px); }
.main-nav a {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-soft);
  text-decoration: none;
  transition: color 300ms;
}
.main-nav a:hover { color: var(--accent); }

.header-actions { display: flex; align-items: center; gap: 14px; }

/* ══════════════ HERO ══════════════ */
.hero { position: relative; padding: clamp(64px, 9vw, 120px) 0 clamp(80px, 10vw, 140px); }

/* Corchetes de esquina, estilo retícula técnica */
.hero-bracket { position: absolute; width: 64px; height: 64px; border: 2px solid var(--accent); opacity: 0.7; pointer-events: none; }
.hero-bracket--tl { top: 36px; left: 28px; border-right: none; border-bottom: none; }
.hero-bracket--br { bottom: 36px; right: 28px; border-left: none; border-top: none; }

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}
/* Evita que el contenido desborde la cuadrícula en pantallas angostas */
.hero-copy, .hero-visual { min-width: 0; }

.hero-title { font-size: clamp(2.5rem, 5.4vw, 4.4rem); margin-bottom: 24px; text-wrap: balance; }

.hero-sub { font-size: 1.05rem; color: var(--text-soft); max-width: 46ch; margin-bottom: 34px; }

.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 38px; }

.hero-trust { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.hero-trust li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--text-soft);
}
.hero-trust li::before { content: "+"; color: var(--accent); font-weight: 800; font-size: 1rem; }

/* Hero — producto flotando libre, sin marcos */
.hero-visual { position: relative; }
.hero-frame {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 560px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: 28px;
}
.hero-img {
  width: 100%; height: 100%;
  object-fit: contain;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 28px 44px rgba(0, 0, 0, 0.85)) drop-shadow(0 0 60px rgba(247, 174, 56, 0.18));
  animation: heroFloat 9s ease-in-out infinite;
}
.hero-glow {
  position: absolute;
  inset: -10%;
  z-index: 1;
  background:
    radial-gradient(50% 45% at 55% 45%, rgba(247, 174, 56, 0.2) 0%, transparent 70%),
    radial-gradient(40% 40% at 30% 70%, rgba(247, 174, 56, 0.1) 0%, transparent 70%);
  animation: glowPulse 7s ease-in-out infinite;
}
@keyframes glowPulse {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}
@keyframes lightSweep {
  0% { left: -40%; opacity: 0; }
  12% { opacity: 1; }
  55% { opacity: 0.9; }
  75%, 100% { left: 115%; opacity: 0; }
}
@keyframes heroFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-10px) scale(1.015); }
}

/* Chips flotantes — resaltan sobre el fondo oscuro */
.hero-chip {
  position: absolute;
  z-index: 4;
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding: 11px 16px;
  border-radius: 12px;
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(247, 174, 56, 0.45);
  box-shadow: 0 6px 24px -8px rgba(0, 0, 0, 0.9), 0 0 18px -6px var(--accent-glow);
  animation: chipFloat 6s ease-in-out infinite;
}
.hero-chip strong { font-size: 0.8rem; font-weight: 800; line-height: 1.35; color: var(--accent); }
.hero-chip span { font-size: 0.7rem; color: #e8e4dc; line-height: 1.35; }
.chip-1 { top: 7%; left: 5%; animation-delay: 0s; }
.chip-2 { top: 42%; right: 4%; animation-delay: 1.6s; }
.chip-3 { bottom: 8%; left: 9%; animation-delay: 3.2s; }
@keyframes chipFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ══════════════ COLECCIONES ══════════════ */
.collection-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 3vw, 32px);
}

.collection-card {
  display: flex;
  flex-direction: column;
  background: rgba(10, 10, 10, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 450ms var(--ease-out), border-color 300ms, box-shadow 450ms var(--ease-out);
}
.collection-card:hover { transform: translateY(-6px); border-color: var(--accent-glow); box-shadow: 0 20px 60px -24px var(--accent-glow); }

.collection-media {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  position: relative;
  background: var(--surface);
}
.collection-media img { width: 100%; height: 100%; object-fit: contain; }

.collection-body { padding: 26px 26px 30px; position: relative; flex: 1; display: flex; flex-direction: column; }
.collection-index {
  position: absolute;
  top: 22px; right: 24px;
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--accent);
  opacity: 0.9;
}
.collection-body h3 { font-size: 1.45rem; margin-bottom: 8px; }
.collection-body p { font-size: 0.92rem; color: var(--text-soft); margin-bottom: 20px; flex: 1; }
.collection-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.collection-link svg { width: 16px; height: 16px; transition: transform 350ms var(--ease-out); }
.collection-card:hover .collection-link svg { transform: translateX(5px); }

/* Ken Burns */
.kenburns img { transform: scale(1.02); transition: transform 1.6s var(--ease-out); will-change: transform; }
.kenburns:hover img { transform: scale(1.12) translateX(1.5%); }

/* ══════════════ EXPERIENCIA ══════════════ */
.experience { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(10, 10, 10, 0.55); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }

.experience-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(20px, 3vw, 32px); }

.xp-card {
  background: rgba(3, 3, 3, 0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px 30px;
  cursor: default;
  transition: transform 450ms var(--ease-out), border-color 300ms, box-shadow 450ms var(--ease-out);
}
.xp-card:hover, .xp-card:focus-visible { transform: translateY(-6px); border-color: var(--accent-glow); box-shadow: 0 20px 60px -24px var(--accent-glow); outline: none; }

.xp-icon {
  width: 54px; height: 54px;
  display: grid; place-items: center;
  border-radius: 14px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 22px;
  transition: transform 450ms var(--ease-out);
}
.xp-card:hover .xp-icon { transform: scale(1.08) rotate(-4deg); }
.xp-icon svg { width: 28px; height: 28px; }

.xp-card h3 { font-size: 1.3rem; margin-bottom: 10px; }
.xp-card > p { font-size: 0.93rem; color: var(--text-soft); }

.xp-more {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 500ms var(--ease-out);
}
.xp-more > span {
  overflow: hidden;
  font-size: 0.86rem;
  color: var(--accent);
  font-weight: 600;
  opacity: 0;
  transition: opacity 400ms var(--ease-out) 100ms;
}
.xp-card:hover .xp-more, .xp-card:focus-visible .xp-more { grid-template-rows: 1fr; }
.xp-card:hover .xp-more > span, .xp-card:focus-visible .xp-more > span { opacity: 1; padding-top: 14px; }

/* ══════════════ CATÁLOGO ══════════════ */
/* Barra de filtros */
.filter-bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 6px;
  width: fit-content;
  margin: 0 auto clamp(36px, 5vw, 56px);
  padding: 6px;
  background: rgba(10, 10, 10, 0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: 999px;
}
.filter-tab {
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-soft);
  background: transparent;
  border: none;
  border-radius: 999px;
  padding: 11px 22px;
  cursor: pointer;
  transition: background-color 300ms, color 300ms, box-shadow 300ms;
}
.filter-tab:hover { color: var(--text); }
.filter-tab.is-active { background: var(--accent); color: #030303; box-shadow: 0 4px 20px -6px var(--accent-glow); }

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 2.6vw, 30px);
  align-items: start;
}

.product-card {
  position: relative;
  background: rgba(10, 10, 10, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px 26px;
  text-align: center;
  overflow: hidden;
  transition: transform 450ms var(--ease-out), border-color 300ms, box-shadow 450ms var(--ease-out);
}
.product-card:hover { transform: translateY(-5px); border-color: var(--accent-glow); box-shadow: 0 20px 60px -24px var(--accent-glow); }
.product-card--vip { border-color: rgba(247, 174, 56, 0.4); }
.product-card.is-hidden { display: none; }

/* Cinta de esquina */
.ribbon {
  position: absolute;
  top: 20px; right: -34px;
  z-index: 3;
  transform: rotate(45deg);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #030303;
  background: var(--accent);
  padding: 5px 40px;
  opacity: 0.92;
}

/* Badge de estado */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(247, 174, 56, 0.35);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.badge--top { margin-bottom: 0; position: absolute; top: 20px; left: 20px; }

.product-toggle {
  display: block;
  width: 100%;
  text-align: center;
  background: none;
  border: none;
  font: inherit;
  color: inherit;
  cursor: pointer;
  padding: 0;
}
.product-brand { font-size: 0.68rem; font-weight: 800; letter-spacing: 0.32em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 10px; }
.product-card h3 { font-size: 1.6rem; margin-bottom: 6px; }
.product-variant { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 14px; }

.product-price { font-family: var(--font-display); font-size: 2.1rem; line-height: 1; margin-bottom: 16px; }
.product-price .cur { font-size: 1rem; color: var(--accent); margin-right: 4px; vertical-align: 8px; }
.price-before { font-family: var(--font-body); font-size: 0.82rem; font-weight: 600; color: var(--text-faint); text-decoration: line-through; margin-left: 10px; vertical-align: 4px; }

.product-chips { display: flex; justify-content: center; flex-wrap: wrap; gap: 6px; margin-bottom: 6px; }
.chip {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text-soft);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 4px 12px;
}

/* Línea typewriter al hover */
.product-spec-line {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
  min-height: 1.4em;
  letter-spacing: 0.01em;
  opacity: 0.9;
}

.product-actions { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }
.product-actions .btn { width: 100%; }

.product-details-btn svg { width: 15px; height: 15px; transition: transform 400ms var(--ease-out); }
.product-card.is-open .product-details-btn svg { transform: rotate(90deg); }

/* Despliegue de detalles */
.product-details {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 600ms var(--ease-out);
  text-align: left;
}
.product-card.is-open .product-details { grid-template-rows: 1fr; }
.details-inner { overflow: hidden; display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 20px; }
.product-card.is-open .details-inner { padding-top: 22px; }
.details-col {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 500ms var(--ease-out) 150ms, transform 500ms var(--ease-out) 150ms;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}
.product-card.is-open .details-col { opacity: 1; transform: none; }
.details-col h4 { font-size: 0.66rem; font-weight: 800; letter-spacing: 0.22em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 10px; }
.details-col ul { list-style: none; display: flex; flex-direction: column; gap: 7px; }
.details-col li { font-size: 0.84rem; padding-left: 15px; position: relative; line-height: 1.5; }
.details-col li::before { content: ""; position: absolute; left: 0; top: 0.6em; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); }

.compat { display: flex; flex-wrap: wrap; gap: 7px; }
.compat-chip {
  font-size: 0.74rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  color: var(--text-soft);
}

.stock-note { display: flex; align-items: center; gap: 9px; font-size: 0.82rem; font-weight: 700; margin-top: 14px; color: var(--accent); }
.combo-note { font-size: 0.86rem; color: var(--text-soft); }
.combo-note strong { color: var(--text); }

/* ══════════════ CLIENTES FELICES ══════════════ */
.clientes-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2.4vw, 26px);
}
.cliente-card {
  margin: 0;
  aspect-ratio: 1 / 1;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.cliente-card img { width: 100%; height: 100%; object-fit: cover; }
.cliente-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-align: center;
  padding: 28px 22px;
  border-radius: 16px;
  border: 1px dashed rgba(247, 174, 56, 0.5);
  background: rgba(10, 10, 10, 0.85);
  text-decoration: none;
  color: inherit;
  transition: transform 450ms var(--ease-out), border-color 300ms, box-shadow 450ms var(--ease-out);
}
.cliente-cta:hover { transform: translateY(-5px); border-color: var(--accent); box-shadow: 0 20px 60px -24px var(--accent-glow); }
.cliente-cta-title { font-family: var(--font-display); font-size: 1.5rem; text-transform: uppercase; line-height: 1.1; }
.cliente-cta-sub { font-size: 0.88rem; color: var(--text-soft); margin-bottom: 8px; }
.cliente-cta .btn { pointer-events: none; }

/* ══════════════ PROMOS VIP ══════════════ */
.promo-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(20px, 2.6vw, 30px);
  margin-bottom: clamp(48px, 7vw, 72px);
  align-items: stretch;
}
.promo-grid .product-card { display: flex; flex-direction: column; height: 100%; }
.promo-grid .product-card h3 { font-size: 1.45rem; }
.promo-grid .product-variant { min-height: 2.6em; }
.promo-grid .product-price { margin-top: auto; }
.promo-grid .btn { width: 100%; margin-top: 18px; }

/* ══════════════ CLUB VIP ══════════════ */
.vip { padding-bottom: clamp(90px, 11vw, 150px); }
.vip-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(36px, 5vw, 72px);
  align-items: center;
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(247, 174, 56, 0.35);
  border-radius: 24px;
  padding: clamp(36px, 5vw, 64px);
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 90px -30px var(--accent-glow);
}
.vip-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 90% at 100% 0%, var(--accent-soft) 0%, transparent 65%);
  pointer-events: none;
}
.vip-panel .eyebrow { justify-content: flex-start; }
.vip-panel .eyebrow::before { display: none; }

.vip-copy { position: relative; }
.vip-copy h2 { margin-bottom: 16px; }
.vip-sub { color: var(--text-soft); margin-bottom: 26px; max-width: 44ch; }
.vip-perks { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.vip-perks li { display: flex; align-items: center; gap: 12px; font-size: 0.92rem; font-weight: 700; }
.vip-perks li::before { content: "+"; color: var(--accent); font-weight: 800; font-size: 1.05rem; }

.vip-cta { position: relative; display: flex; flex-direction: column; gap: 14px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label { font-size: 0.72rem; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-soft); }
.field input {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 14px 18px;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  background: var(--bg);
  color: var(--text);
  transition: border-color 300ms, box-shadow 300ms;
}
.field input::placeholder { color: var(--text-faint); }
.field input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.field input.is-invalid { border-color: #c0564f; box-shadow: 0 0 0 4px rgba(192, 86, 79, 0.15); }

.vip-fineprint { text-align: center; font-size: 0.8rem; color: var(--text-faint); }

/* ══════════════ FOOTER ══════════════ */
.site-footer {
  border-top: 1px solid var(--line);
  padding: clamp(56px, 7vw, 84px) 0 36px;
  text-align: center;
  position: relative;
  background: rgba(10, 10, 10, 0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.site-footer::before {
  content: "";
  position: absolute;
  top: -2px; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent) 0%, #fff 50%, var(--accent) 100%);
  opacity: 0.85;
}
.footer-inner { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.footer-logo { height: 56px; width: auto; filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.7)); margin-bottom: 6px; }
.footer-wordmark { font-family: var(--font-display); font-size: clamp(1.6rem, 3vw, 2.2rem); letter-spacing: 0.04em; line-height: 1; }
.footer-tagline { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.28em; text-transform: uppercase; color: var(--text-soft); margin-bottom: 18px; }
.footer-nav { display: flex; flex-wrap: wrap; justify-content: center; gap: clamp(16px, 3vw, 32px); margin-bottom: 22px; }
.footer-nav a {
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-soft);
  text-decoration: none;
  transition: color 300ms;
}
.footer-nav a:hover { color: var(--accent); }
.footer-social { display: flex; gap: 12px; margin-bottom: 28px; }
.social-btn {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  color: var(--text-soft);
  transition: color 300ms, border-color 300ms, transform 300ms var(--ease-out);
}
.social-btn:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-3px); }
.social-btn svg { width: 20px; height: 20px; }
.footer-legal { border-top: 1px solid var(--line); padding-top: 22px; width: 100%; }
.footer-legal p { font-size: 0.8rem; color: var(--text-faint); }
.footer-legal .accent { color: var(--accent); font-weight: 700; }

/* ══════════════ PILL FLOTANTE VIP ══════════════ */
.floating-vip {
  position: fixed;
  right: 22px; bottom: 22px;
  z-index: 60;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px 10px 14px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent) 0%, #ff8f3d 100%);
  color: #030303;
  text-decoration: none;
  box-shadow: 0 14px 40px -10px var(--accent-glow), 0 4px 16px rgba(0, 0, 0, 0.5);
  transition: transform 350ms var(--ease-out), box-shadow 350ms;
}
.floating-vip:hover { transform: translateY(-3px); box-shadow: 0 20px 50px -10px var(--accent-glow), 0 6px 20px rgba(0, 0, 0, 0.55); }
.floating-vip-icon { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: rgba(3, 3, 3, 0.2); color: #fff; flex-shrink: 0; }
.floating-vip-icon svg { width: 18px; height: 18px; }
.floating-vip-text { display: flex; flex-direction: column; line-height: 1.25; }
.floating-vip-text small { font-size: 0.62rem; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; opacity: 0.75; }
.floating-vip-text strong { font-size: 0.84rem; font-weight: 800; }
.floating-vip-btn {
  font-size: 0.78rem;
  font-weight: 800;
  background: #fff;
  color: #030303;
  border-radius: 999px;
  padding: 8px 16px;
  flex-shrink: 0;
}

/* ══════════════ REVEAL (fade-up) ══════════════ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--dur) var(--ease-out), transform var(--dur) var(--ease-out);
  transition-delay: 0ms;
}
.reveal.delay-1 { transition-delay: 120ms; }
.reveal.delay-2 { transition-delay: 240ms; }
.reveal.delay-3 { transition-delay: 360ms; }
.reveal.delay-4 { transition-delay: 480ms; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Nota: no se oculta el video ni se congelan las animaciones con
   prefers-reduced-motion — son parte esencial del diseño de la marca. */

/* ══════════════ RESPONSIVE ══════════════ */
@media (max-width: 1024px) {
  .catalog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .promo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; max-width: 520px; margin-inline: auto; }
  .hero-frame { aspect-ratio: 4 / 3.4; }
  .hero-bracket { display: none; }
  .collection-grid, .experience-grid { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; }
  .catalog-grid { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; }
  .promo-grid { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; }
  .details-inner { grid-template-columns: 1fr; }
  .clientes-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .vip-panel { grid-template-columns: 1fr; }
  .main-nav { display: none; }
  .chip-1 { left: 3%; } .chip-2 { right: 3%; }
  .floating-vip-text { display: none; }
  .floating-vip { padding: 10px; }
}