/* ═══════════════════════════════════════════════════════════
   1987 LA ROCKERÍA — STYLES.CSS
   Estética: Rock / Vintage / Profesional
   Mobile-first responsive design
   ═══════════════════════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Oswald:wght@400;500;600;700&family=Source+Sans+3:wght@300;400;500;600;700&display=swap');

:root {
  --negro: #1a1a1a;
  --negro-suave: #222222;
  --gris-oscuro: #2d2d2d;
  --gris-medio: #888888;
  --gris-claro: #b0b0b0;
  --gris-borde: #3a3a3a;
  --blanco: #ffffff;
  --dorado: #d4a843;
  --dorado-claro: #e8c96a;
  --dorado-oscuro: #b8922e;
  --rojo: #8b0000;
  --rojo-claro: #c62828;
  --verde-wp: #25d366;
  --verde-wp-hover: #1da851;
  --font-display: 'Bebas Neue', sans-serif;
  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Source Sans 3', 'Segoe UI', sans-serif;
  --header-height: 70px;
  --container-max: 1200px;
  --trans-fast: 0.15s ease;
  --trans-normal: 0.3s ease;
  --trans-smooth: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
  --shadow-card: 0 2px 12px rgba(0,0,0,0.4);
  --shadow-hover: 0 8px 30px rgba(0,0,0,0.6);
  --shadow-glow: 0 0 20px rgba(212,168,67,0.15);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: var(--header-height); }
body {
  font-family: var(--font-body); font-weight: 400; line-height: 1.6;
  color: var(--blanco); background: var(--negro);
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--dorado); text-decoration: none; transition: color var(--trans-fast); }
a:hover { color: var(--dorado-claro); }
button { font-family: var(--font-body); cursor: pointer; border: none; }

.container { width: 100%; max-width: var(--container-max); margin: 0 auto; padding: 0 1rem; }

h1, h2, h3, h4 {
  font-family: var(--font-heading); font-weight: 600;
  line-height: 1.2; text-transform: uppercase; letter-spacing: 0.02em;
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 3vw, 1.8rem); }

.section-title { text-align: center; margin-bottom: 2.5rem; }
.section-title h2 { display: inline-block; position: relative; }
.section-title h2::after {
  content: ''; position: absolute; bottom: -8px; left: 50%;
  transform: translateX(-50%); width: 60px; height: 3px; background: var(--dorado);
}
.section-title .subtitle {
  display: block; font-family: var(--font-body); font-size: 0.95rem;
  font-weight: 400; color: var(--gris-claro); text-transform: none;
  letter-spacing: 0; margin-top: 1rem;
}

/* ── HEADER ─────────────────────────────────────────────── */
.site-header {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--header-height);
  background: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gris-borde);
  z-index: 1000; transition: background var(--trans-normal);
}
.site-header.scrolled {
  background: rgba(20, 20, 20, 0.98);
  box-shadow: 0 2px 20px rgba(0,0,0,0.5);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%; max-width: var(--container-max); margin: 0 auto; padding: 0 1rem;
}

.logo { display: flex; align-items: center; gap: 0.6rem; text-decoration: none; flex-shrink: 0; }
.logo-icon { width: 36px; height: auto; filter: brightness(0) invert(1); opacity: 0.9; }
.logo-text { display: flex; flex-direction: column; line-height: 1; }
.logo-year { font-family: var(--font-display); font-size: 1.8rem; color: var(--blanco); letter-spacing: 0.05em; line-height: 0.9; }
.logo-name { font-family: var(--font-heading); font-size: 0.7rem; color: var(--dorado); letter-spacing: 0.2em; text-transform: uppercase; font-weight: 500; }

.nav-desktop { display: none; list-style: none; gap: 0; }
.nav-desktop a {
  display: block; padding: 0.5rem 1rem; color: var(--gris-claro);
  font-family: var(--font-heading); font-size: 0.85rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.1em; position: relative;
}
.nav-desktop a::after {
  content: ''; position: absolute; bottom: 0; left: 1rem; right: 1rem;
  height: 2px; background: var(--dorado); transform: scaleX(0);
  transition: transform var(--trans-normal);
}
.nav-desktop a:hover, .nav-desktop a.active { color: var(--blanco); }
.nav-desktop a:hover::after, .nav-desktop a.active::after { transform: scaleX(1); }

.header-wp {
  display: none; align-items: center; gap: 0.5rem;
  padding: 0.5rem 1rem; background: var(--verde-wp); color: var(--blanco);
  border-radius: 6px; font-family: var(--font-heading); font-size: 0.8rem;
  font-weight: 500; letter-spacing: 0.05em; text-transform: uppercase;
}
.header-wp:hover { background: var(--verde-wp-hover); color: var(--blanco); }
.header-wp svg { width: 18px; height: 18px; }

.hamburger { display: flex; flex-direction: column; gap: 5px; background: none; padding: 8px; z-index: 1001; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--blanco); transition: all var(--trans-normal); transform-origin: center; }
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  position: fixed; top: 0; right: -100%; width: 80%; max-width: 320px;
  height: 100vh; background: var(--negro-suave);
  border-left: 1px solid var(--gris-borde);
  padding: var(--header-height) 0 2rem; z-index: 999;
  transition: right var(--trans-smooth); overflow-y: auto;
}
.nav-mobile.open { right: 0; }
.nav-mobile-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6);
  z-index: 998; opacity: 0; pointer-events: none; transition: opacity var(--trans-normal);
}
.nav-mobile-overlay.visible { opacity: 1; pointer-events: auto; }
.nav-mobile ul { list-style: none; padding: 1rem 0; }
.nav-mobile a {
  display: block; padding: 1rem 2rem; color: var(--gris-claro);
  font-family: var(--font-heading); font-size: 1.1rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.1em;
  border-bottom: 1px solid var(--gris-borde); transition: all var(--trans-fast);
}
.nav-mobile a:hover, .nav-mobile a.active { color: var(--dorado); background: rgba(212,168,67,0.05); padding-left: 2.5rem; }
.nav-mobile .mobile-wp {
  display: flex; align-items: center; justify-content: center; gap: 0.5rem;
  margin: 1.5rem 2rem; padding: 0.8rem; background: var(--verde-wp);
  color: var(--blanco); border-radius: 8px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em;
}
.nav-mobile .mobile-wp svg { width: 20px; height: 20px; }

/* ── HERO ───────────────────────────────────────────────── */
.hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(26,26,26,0.3) 0%, rgba(26,26,26,0.55) 40%, rgba(26,26,26,0.85) 75%, rgba(26,26,26,1) 100%);
}
.hero-content {
  position: relative; z-index: 1; text-align: center;
  padding: calc(var(--header-height) + 2rem) 1.5rem 3rem; max-width: 700px;
}
.hero-icon { width: 70px; margin: 0 auto 1rem; opacity: 0.85; filter: drop-shadow(0 0 20px rgba(212,168,67,0.3)); }
.hero h1 {
  font-family: var(--font-display); font-size: clamp(3.5rem, 12vw, 7rem);
  color: var(--blanco); letter-spacing: 0.05em; line-height: 0.85; margin-bottom: 0.1em;
  text-shadow: 0 4px 30px rgba(0,0,0,0.5);
}
.hero .hero-name {
  font-family: var(--font-heading); font-size: clamp(1rem, 3.5vw, 1.8rem);
  color: var(--dorado); letter-spacing: 0.35em; font-weight: 500; margin-bottom: 1rem;
}
.hero .hero-tagline {
  font-family: var(--font-body); font-size: clamp(0.9rem, 2.5vw, 1.15rem);
  color: var(--gris-claro); font-weight: 300; line-height: 1.5; margin-bottom: 2rem;
}
.hero-location { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.85rem; color: var(--gris-medio); margin-bottom: 2rem; }
.hero-location svg { width: 16px; height: 16px; opacity: 0.7; }
.hero-buttons { display: flex; flex-direction: column; gap: 0.8rem; align-items: center; }

/* ── BOTONES ────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.85rem 2rem; font-family: var(--font-heading); font-size: 0.95rem;
  font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase;
  border-radius: 6px; transition: all var(--trans-normal); min-width: 220px;
}
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }
.btn-primary { background: var(--dorado); color: var(--negro); }
.btn-primary:hover { background: var(--dorado-claro); color: var(--negro); transform: translateY(-2px); box-shadow: 0 4px 20px rgba(212,168,67,0.3); }
.btn-outline { background: transparent; color: var(--blanco); border: 1px solid var(--gris-borde); }
.btn-outline:hover { border-color: var(--dorado); color: var(--dorado); transform: translateY(-2px); }
.btn-wp { background: var(--verde-wp); color: var(--blanco); }
.btn-wp:hover { background: var(--verde-wp-hover); color: var(--blanco); transform: translateY(-2px); box-shadow: 0 4px 20px rgba(37,211,102,0.3); }

/* ── SECCIONES ──────────────────────────────────────────── */
.section { padding: 4rem 0; }
.section-dark { background: var(--negro); }
.section-darker { background: var(--negro-suave); }
.section-pattern { background: radial-gradient(circle at 20% 50%, rgba(212,168,67,0.03) 0%, transparent 50%), var(--negro-suave); }

/* ── CATEGORÍAS ─────────────────────────────────────────── */
.categorias-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.8rem; }
.categoria-card {
  position: relative; background: var(--gris-oscuro); border: 1px solid var(--gris-borde);
  border-radius: 10px; padding: 1.5rem 1rem; text-align: center;
  transition: all var(--trans-smooth); overflow: hidden; cursor: pointer; text-decoration: none; color: inherit;
}
.categoria-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--dorado); transform: scaleX(0); transition: transform var(--trans-normal);
}
.categoria-card:hover { border-color: var(--dorado); transform: translateY(-4px); box-shadow: var(--shadow-glow); color: inherit; }
.categoria-card:hover::before { transform: scaleX(1); }
.categoria-card .cat-icon { font-size: 2rem; margin-bottom: 0.5rem; display: block; }
.categoria-card .cat-name { font-family: var(--font-heading); font-size: 0.85rem; font-weight: 500; color: var(--blanco); text-transform: uppercase; letter-spacing: 0.08em; }
.categoria-card .cat-count { font-size: 0.75rem; color: var(--gris-medio); margin-top: 0.3rem; }

/* ── PRODUCTOS CARDS ────────────────────────────────────── */
.productos-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.producto-card {
  background: var(--gris-oscuro); border: 1px solid var(--gris-borde);
  border-radius: 10px; overflow: hidden; transition: all var(--trans-smooth);
  display: flex; flex-direction: column; text-decoration: none; color: inherit;
}
.producto-card:hover { border-color: rgba(212,168,67,0.3); transform: translateY(-4px); box-shadow: var(--shadow-hover); color: inherit; }
.producto-card-img { position: relative; width: 100%; padding-top: 100%; background: var(--negro); overflow: hidden; }
.producto-card-img img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: contain; padding: 0.5rem; transition: transform var(--trans-smooth);
}
.producto-card:hover .producto-card-img img { transform: scale(1.05); }
.producto-card-badge {
  position: absolute; top: 0.5rem; left: 0.5rem; padding: 0.2rem 0.6rem;
  font-family: var(--font-heading); font-size: 0.65rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em; border-radius: 4px; z-index: 2;
}
.badge-disponible { background: rgba(37,211,102,0.15); color: #4caf50; border: 1px solid rgba(37,211,102,0.3); }
.badge-sinstock { background: rgba(139,0,0,0.15); color: #ef5350; border: 1px solid rgba(139,0,0,0.3); }
.producto-card-info { padding: 0.8rem; flex: 1; display: flex; flex-direction: column; }
.producto-card-marca { font-family: var(--font-heading); font-size: 0.65rem; color: var(--dorado); text-transform: uppercase; letter-spacing: 0.1em; font-weight: 500; }
.producto-card-nombre { font-family: var(--font-body); font-size: 0.85rem; font-weight: 600; color: var(--blanco); margin-top: 0.2rem; line-height: 1.3; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; flex: 1; }
.producto-card-precio { margin-top: 0.6rem; }
.precio-efectivo { font-family: var(--font-heading); font-size: 1.2rem; font-weight: 600; color: var(--dorado-claro); }
.precio-label { font-size: 0.65rem; color: var(--gris-medio); text-transform: uppercase; letter-spacing: 0.05em; }
.precio-cuotas { font-size: 0.75rem; color: var(--gris-claro); margin-top: 0.15rem; }
.producto-card-actions { padding: 0 0.8rem 0.8rem; display: flex; gap: 0.5rem; }
.producto-card-actions .btn { flex: 1; padding: 0.6rem 0.5rem; font-size: 0.7rem; min-width: 0; border-radius: 6px; }

/* ── CATÁLOGO FILTROS ───────────────────────────────────── */
.catalogo-header { padding-top: calc(var(--header-height) + 2rem); padding-bottom: 1rem; }
.search-bar {
  display: flex; background: var(--gris-oscuro); border: 1px solid var(--gris-borde);
  border-radius: 10px; overflow: hidden;
}
.search-bar:focus-within { border-color: var(--dorado); }
.search-bar input { flex: 1; padding: 0.9rem 1rem; background: transparent; border: none; color: var(--blanco); font-family: var(--font-body); font-size: 1rem; outline: none; }
.search-bar input::placeholder { color: var(--gris-medio); }
.search-bar button { padding: 0.9rem 1.2rem; background: var(--dorado); color: var(--negro); font-family: var(--font-heading); font-size: 0.85rem; font-weight: 500; text-transform: uppercase; letter-spacing: 0.08em; }
.search-bar button:hover { background: var(--dorado-claro); }

.filtros-bar { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.filtro-select {
  padding: 0.6rem 2.5rem 0.6rem 1rem; background: var(--gris-oscuro);
  border: 1px solid var(--gris-borde); border-radius: 8px; color: var(--blanco);
  font-family: var(--font-body); font-size: 0.85rem; cursor: pointer;
  -webkit-appearance: none; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23888' fill='none' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 0.8rem center;
}
.filtro-select:focus { border-color: var(--dorado); outline: none; }

.resultados-info { padding: 1rem 0 0.5rem; font-size: 0.85rem; color: var(--gris-medio); }

.paginacion { display: flex; justify-content: center; gap: 0.3rem; padding: 2rem 0; }
.paginacion button { padding: 0.5rem 0.9rem; background: var(--gris-oscuro); border: 1px solid var(--gris-borde); color: var(--gris-claro); border-radius: 6px; font-size: 0.85rem; transition: all var(--trans-fast); }
.paginacion button:hover, .paginacion button.active { background: var(--dorado); color: var(--negro); border-color: var(--dorado); }
.paginacion button:disabled { opacity: 0.4; cursor: not-allowed; }

/* ── PRECIOS TABLA ──────────────────────────────────────── */
.precios-tabla { width: 100%; border-collapse: collapse; margin: 1.5rem 0; background: var(--gris-oscuro); border-radius: 10px; overflow: hidden; }
.precios-tabla th { background: var(--gris-borde); padding: 0.6rem 1rem; text-align: left; font-family: var(--font-heading); font-size: 0.8rem; font-weight: 500; text-transform: uppercase; letter-spacing: 0.08em; color: var(--gris-claro); }
.precios-tabla td { padding: 0.7rem 1rem; border-bottom: 1px solid var(--gris-borde); font-size: 0.9rem; }
.precios-tabla tr:last-child td { border-bottom: none; }
.precios-tabla .precio-destacado { color: var(--dorado-claro); font-weight: 600; font-size: 1.1rem; }

/* ── PÁGINAS INSTITUCIONALES ────────────────────────────── */
.page-header {
  padding-top: calc(var(--header-height) + 3rem); padding-bottom: 2rem; text-align: center;
  background: linear-gradient(180deg, rgba(212,168,67,0.05), transparent 60%), var(--negro);
}
.page-header h1 { font-family: var(--font-display); color: var(--blanco); margin-bottom: 0.5rem; }
.page-header .lead { color: var(--gris-claro); font-size: 1.05rem; max-width: 600px; margin: 0 auto; }
.page-content { max-width: 800px; margin: 0 auto; padding: 2rem 1rem 4rem; }
.page-content p { margin-bottom: 1rem; color: var(--gris-claro); line-height: 1.7; }
.page-content h2 { color: var(--dorado); margin: 2rem 0 1rem; font-size: 1.3rem; }
.page-content ul { list-style: none; padding: 0; }
.page-content li { padding: 0.5rem 0 0.5rem 1.5rem; position: relative; color: var(--gris-claro); }
.page-content li::before { content: '▸'; position: absolute; left: 0; color: var(--dorado); }

.info-cards { display: grid; grid-template-columns: 1fr; gap: 1rem; margin: 1.5rem 0; }
.info-card { background: var(--gris-oscuro); border: 1px solid var(--gris-borde); border-radius: 10px; padding: 1.5rem; transition: border-color var(--trans-fast); }
.info-card:hover { border-color: rgba(212,168,67,0.3); }
.info-card-icon { font-size: 1.5rem; margin-bottom: 0.5rem; }
.info-card h3 { font-size: 1rem; color: var(--blanco); margin-bottom: 0.5rem; }
.info-card p { font-size: 0.9rem; color: var(--gris-claro); margin-bottom: 0; }

.mapa-container { width: 100%; height: 300px; border-radius: 12px; overflow: hidden; border: 1px solid var(--gris-borde); margin: 1.5rem 0; }
.mapa-container iframe { width: 100%; height: 100%; border: none; }

.form-contacto { display: flex; flex-direction: column; gap: 1rem; margin: 1.5rem 0; }
.form-group { display: flex; flex-direction: column; gap: 0.3rem; }
.form-group label { font-family: var(--font-heading); font-size: 0.8rem; color: var(--gris-claro); text-transform: uppercase; letter-spacing: 0.08em; }
.form-group input, .form-group textarea { padding: 0.8rem 1rem; background: var(--gris-oscuro); border: 1px solid var(--gris-borde); border-radius: 8px; color: var(--blanco); font-family: var(--font-body); font-size: 0.95rem; outline: none; transition: border-color var(--trans-fast); }
.form-group input:focus, .form-group textarea:focus { border-color: var(--dorado); }
.form-group textarea { min-height: 120px; resize: vertical; }

/* ── FOOTER ─────────────────────────────────────────────── */
.site-footer { background: var(--negro-suave); border-top: 1px solid var(--gris-borde); padding: 3rem 0 1.5rem; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; margin-bottom: 2rem; }
.footer-col h4 { font-family: var(--font-heading); font-size: 0.85rem; color: var(--dorado); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 1rem; }
.footer-col p, .footer-col li { font-size: 0.85rem; color: var(--gris-claro); line-height: 1.6; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.4rem; }
.footer-col a { color: var(--gris-claro); }
.footer-col a:hover { color: var(--dorado); }
.footer-bottom { border-top: 1px solid var(--gris-borde); padding-top: 1.5rem; display: flex; flex-direction: column; align-items: center; gap: 0.5rem; text-align: center; }
.footer-bottom p { font-size: 0.75rem; color: var(--gris-medio); }

/* ── WHATSAPP FLOTANTE ──────────────────────────────────── */
.whatsapp-float { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 900; }
.whatsapp-float a {
  display: flex; align-items: center; justify-content: center;
  width: 56px; height: 56px; background: var(--verde-wp);
  border-radius: 50%; box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: all var(--trans-normal); position: relative;
}
.whatsapp-float a:hover { background: var(--verde-wp-hover); transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,0.5); }
.whatsapp-float svg { width: 28px; height: 28px; fill: var(--blanco); }
.whatsapp-float a::before {
  content: ''; position: absolute; width: 56px; height: 56px;
  border-radius: 50%; background: var(--verde-wp);
  animation: wp-pulse 2s ease-in-out infinite; z-index: -1;
}
@keyframes wp-pulse { 0%, 100% { transform: scale(1); opacity: 0.4; } 50% { transform: scale(1.3); opacity: 0; } }

/* ── SKELETON LOADING ───────────────────────────────────── */
.skeleton { background: linear-gradient(90deg, var(--gris-oscuro) 25%, var(--gris-borde) 50%, var(--gris-oscuro) 75%); background-size: 200% 100%; animation: skeleton-shimmer 1.5s ease-in-out infinite; border-radius: 6px; }
@keyframes skeleton-shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
.loading-spinner { display: flex; justify-content: center; padding: 3rem; }
.loading-spinner::after { content: ''; width: 36px; height: 36px; border: 3px solid var(--gris-borde); border-top-color: var(--dorado); border-radius: 50%; animation: spinner 0.8s linear infinite; }
@keyframes spinner { to { transform: rotate(360deg); } }

/* ── UTILIDADES ─────────────────────────────────────────── */
.text-dorado { color: var(--dorado); }
.text-center { text-align: center; }
.mt-2 { margin-top: 1rem; }
.mt-4 { margin-top: 2rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 2rem; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* ── ANIMACIONES ENTRADA ────────────────────────────────── */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.stagger > * { opacity: 0; transform: translateY(15px); transition: opacity 0.4s ease, transform 0.4s ease; }
.stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
.stagger.visible > *:nth-child(2) { transition-delay: 0.1s; }
.stagger.visible > *:nth-child(3) { transition-delay: 0.15s; }
.stagger.visible > *:nth-child(4) { transition-delay: 0.2s; }
.stagger.visible > *:nth-child(5) { transition-delay: 0.25s; }
.stagger.visible > *:nth-child(6) { transition-delay: 0.3s; }
.stagger.visible > *:nth-child(7) { transition-delay: 0.35s; }
.stagger.visible > * { opacity: 1; transform: translateY(0); }

/* ── RESPONSIVE TABLET (≥640px) ─────────────────────────── */
@media (min-width: 640px) {
  .categorias-grid { grid-template-columns: repeat(3, 1fr); }
  .productos-grid { grid-template-columns: repeat(3, 1fr); }
  .info-cards { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-buttons { flex-direction: row; justify-content: center; }
  .mapa-container { height: 400px; }
}

/* ── RESPONSIVE DESKTOP (≥1024px) ───────────────────────── */
@media (min-width: 1024px) {
  :root { --header-height: 76px; }
  .hamburger { display: none; }
  .nav-desktop { display: flex; }
  .header-wp { display: flex; }
  .categorias-grid { grid-template-columns: repeat(4, 1fr); gap: 1rem; }
  .productos-grid { grid-template-columns: repeat(4, 1fr); }
  .info-cards { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: repeat(4, 1fr); }
  .hero-content { padding-top: calc(var(--header-height) + 4rem); }
  .hero-icon { width: 90px; }
  .section { padding: 5rem 0; }
  .container { padding: 0 2rem; }
  .producto-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; align-items: start; }
}

@media (min-width: 1280px) {
  .categorias-grid { grid-template-columns: repeat(7, 1fr); }
}