@font-face {
  font-family: 'Bebas Neue';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/bebas-neue-400-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('fonts/montserrat-700-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/open-sans-400-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Outfit';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url('fonts/outfit-300-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Outfit';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/outfit-400-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Outfit';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('fonts/outfit-500-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Outfit';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('fonts/outfit-600-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Outfit';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('fonts/outfit-700-normal.woff2') format('woff2');
}

html {
  scroll-behavior: smooth;
}
/* Sistema de Navegación por Hojas (SPA) */
.page-sheet {
    display: none;
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.5s ease, transform 0.5s ease;
    background: linear-gradient(180deg, rgba(8,8,8,0) 0%, rgba(8,8,8,0.6) 100%);
}

.page-sheet.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
    animation: slideUpFade 0.6s ease forwards;
}

@keyframes slideUpFade {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

:root {
    --primary: #c9a84c;
    --primary-light: #e8c840;
    --bg: #080808;
    --surface: #111111;
    --surface2: #191919;
    --surface3: #222222;
    --border: rgba(255,255,255,0.1);
    --border-gold: rgba(201,168,76,0.28);
    --text: #f0ede8;
    --text-muted: #a5a5a5;
    --text-dim: #333;
    --green: #2ecc71;
    --r-sm: 10px;
    --r-md: 16px;
    --r-lg: 22px;
    --r-xl: 50px;
    --font-heading: 'Bebas Neue', 'Arial Black', Impact, sans-serif;
    --font-body: 'Outfit', 'Segoe UI', Arial, sans-serif;
    --shadow-card: 0 8px 32px rgba(0,0,0,0.5);
    --shadow-gold: 0 0 40px rgba(201,168,76,0.12);
    --color-primario: #0d1a0d;
    --color-secundario: #d4af86;
}
* { margin:0; padding:0; box-sizing:border-box; }
body {
    background: #060606;
    color: var(--text);
    font-family: var(--font-body);
    font-weight: 300;
    transition: background 0.4s ease, color 0.4s ease;
    background-image: linear-gradient(180deg, rgba(8,8,8,0.3) 0%, rgba(8,8,8,0.7) 100%), radial-gradient(circle at top left, rgba(201,168,76,0.08), transparent 24%), radial-gradient(circle at 80% 20%, rgba(201,168,76,0.04), transparent 18%), url('fondo/img01.jpg');
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* Mientras corre la intro, ocultar cualquier background visual de la página para evitar 'saltos' visuales */
body.intro-active {
    background-image: none !important;
    background-color: #000 !important;
}

body.intro-active #animated-bg-container {
    opacity: 0 !important;
    visibility: hidden !important;
}

#animated-bg-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -2;
    pointer-events: none;
    overflow: hidden;
    background-color: #060606;
    opacity: 0;
    transition: opacity 0.8s ease;
}

#bg-canvas {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

#bg-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
    background: linear-gradient(180deg, rgba(8,8,8,0.3) 0%, rgba(8,8,8,0.7) 100%),
                radial-gradient(circle at top left, rgba(201,168,76,0.08), transparent 24%),
                radial-gradient(circle at 80% 20%, rgba(201,168,76,0.04), transparent 18%);
}


/* ── INTRO VIDEO ── */
#intro-video-container {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-color: var(--bg);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    opacity: 0;
    transition: opacity 1.2s ease-in-out;
}
#intro-video-container.hidden {
    opacity: 0;
    pointer-events: none;
}
#intro-reveal-overlay {
    position: fixed;
    inset: 0;
    z-index: 10000;
    pointer-events: none;
    background: radial-gradient(circle at center, transparent 70%, rgba(0,0,0,0.96) 72%, rgba(0,0,0,0.96) 100%);
    opacity: 0;
    visibility: hidden;
}
#intro-reveal-overlay.active.closing {
    opacity: 1; visibility: visible;
    animation: introCircleClose 2s ease forwards;
}
#intro-reveal-overlay.active.reveal {
    opacity: 1; visibility: visible;
    animation: introCircleOpen 0.9s ease forwards;
}
@keyframes introCircleClose {
    0%   { background: radial-gradient(circle at center, transparent 70%, rgba(0,0,0,0.96) 72%, rgba(0,0,0,0.96) 100%); opacity: 1; }
    100% { background: radial-gradient(circle at center, transparent 0%,  rgba(0,0,0,0.96) 2%,  rgba(0,0,0,0.96) 100%); opacity: 1; }
}
@keyframes introCircleOpen {
    0%   { background: radial-gradient(circle at center, transparent 0%,  rgba(0,0,0,0.96) 2%,  rgba(0,0,0,0.96) 100%); opacity: 1; }
    100% { background: radial-gradient(circle at center, transparent 70%, rgba(0,0,0,0.96) 72%, rgba(0,0,0,0.96) 100%); opacity: 0; }
}
#intro-video-container.pulse-zoom {
    animation: pulseZoomOut 0.8s ease forwards;
    transform-origin: center center;
}
@keyframes pulseZoomOut {
    0%   { transform: scale(1);    filter: blur(0px); opacity: 1; }
    100% { transform: scale(0.92); filter: blur(6px); opacity: 0; }
}
#intro-video { width: 100%; height: 100%; object-fit: cover; }
#main-content { transition: opacity 1.5s ease-in-out; will-change: opacity; }
.skip-intro-btn {
    position: absolute;
    bottom: 30px; right: 30px;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    color: white;
    padding: 10px 20px;
    border-radius: 50px;
    font-family: var(--font-heading);
    letter-spacing: 2px;
    cursor: pointer;
    z-index: 10000;
    transition: all 0.3s;
}

/* ── HEADER ── */
header.site-header {
    background: rgba(8,8,8,0.55);
    backdrop-filter: blur(26px);
    -webkit-backdrop-filter: blur(26px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    padding: 0 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 70px;
    position: sticky;
    top: 0;
    z-index: 300;
    transition: background 0.4s ease, min-height 0.3s ease, padding 0.3s ease, box-shadow 0.3s ease;
    gap: 20px;
}
header.site-header.scrolled {
    min-height: 55px;
    background: rgba(8,8,8,0.85);
    box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}
.header-left  { flex: 1; display: flex; align-items: center; }
.header-nav   { flex: 1; display: flex; justify-content: center; align-items: center; }
.header-right { display: flex; justify-content: flex-end; align-items: center; gap: 12px; }
.logo-wrap { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo-img { height: 46px; width: auto; object-fit: contain; flex-shrink: 0; filter: drop-shadow(0 0 15px rgba(201,168,76,0.4)) brightness(1.2); transition: all 0.3s ease; display: block; }
.logo-wrap:hover .logo-img { transform: scale(1.05) rotate(-3deg); }
.header-flag { display: none; }
.logo-brand { display: flex; flex-direction: column; justify-content: center; }
.logo-main { font-family: var(--font-heading); font-size: 1.4rem; font-weight: 400; letter-spacing: 3px; color: var(--text); line-height: 1.1; }
.logo-main span { color: var(--primary); }
.logo-sub { font-family: var(--font-body); font-size: 0.68rem; letter-spacing: 1.5px; color: var(--text-muted); margin-top: 2px; text-transform: uppercase; }
.nav-links { display: flex; list-style: none; gap: 40px; margin: 0; padding: 0; }
.nav-links li a { color: var(--text-muted); text-decoration: none; font-size: 0.95rem; letter-spacing: 2px; text-transform: uppercase; padding: 8px 12px; border-radius: 999px; transition: all 0.25s ease; font-family: var(--font-body); font-weight: 600; }
.nav-links li a:hover { color: var(--text); }
.nav-links li a.active { color: var(--primary); font-weight: 700; background: rgba(255,255,255,0.05); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.header-cta { display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px; border-radius: 999px; background: var(--primary); border: 1px solid var(--primary); color: #000; text-decoration: none; font-family: var(--font-heading); letter-spacing: 1px; text-transform: uppercase; font-size: 0.82rem; transition: all 0.25s ease; font-weight: 700; white-space: nowrap; }
.header-cta:hover { background: var(--primary-light); border-color: var(--primary-light); transform: translateY(-1px); box-shadow: 0 4px 15px rgba(201,168,76,0.3); }
.mobile-menu-toggle { display: none; border: none; background: rgba(255,255,255,0.05); color: var(--text); width: 44px; height: 44px; border-radius: 50%; cursor: pointer; align-items: center; justify-content: center; transition: all 0.2s; flex-shrink: 0; }
.mobile-menu-toggle:hover { background: rgba(255,255,255,0.14); }
.mobile-menu {
    position: fixed; top: 60px; left: 0; right: 0; bottom: auto;
    background: rgba(8,8,8,0.92);
    backdrop-filter: blur(22px);
    z-index: 250;
    transform: translateY(-100%);
    transition: transform 0.35s ease;
    padding: 20px;
    display: none;
}
.mobile-menu.open { display: block; transform: translateY(0); }
.mobile-menu ul { display: flex; flex-direction: column; gap: 10px; }
.mobile-menu ul li a { padding: 14px 18px; background: rgba(255,255,255,0.05); border-radius: 16px; display: block; color: var(--text); text-decoration: none; font-family: var(--font-body); font-size: 1rem; letter-spacing: 1px; transition: all 0.25s ease; }
.mobile-menu ul li a:hover { background: rgba(201,168,76,0.12); color: var(--primary); }
.mobile-menu ul li a.active { background: rgba(201,168,76,0.12); color: var(--primary); font-weight: 700; border-left: 3px solid var(--primary); }

/* ── TIRE SIZE SELECTOR ── */
.filter-toggle-btn {
    display: none;
    width: 100%;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    padding: 14px 18px;
    cursor: pointer;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0;
    transition: border-color 0.2s;
}
.filter-toggle-btn:hover { border-color: var(--primary); }
.filter-toggle-label { font-family: var(--font-heading); font-size: 0.78rem; letter-spacing: 3px; color: var(--text-muted); text-transform: uppercase; display: flex; align-items: center; gap: 8px; }
.filter-toggle-label i { color: var(--primary); }
.filter-toggle-arrow { color: var(--text-muted); font-size: 0.7rem; transition: transform 0.3s; }
.filter-toggle-btn.open .filter-toggle-arrow { transform: rotate(180deg); }
.filter-collapsible { max-height: none; opacity: 1; margin-top: 0; }
.filter-collapsible.collapsed { max-height: 0; opacity: 0; overflow: hidden; margin-top: 0; pointer-events: none; }
.selectors-row { display: flex; flex-direction: column; justify-content: flex-start; gap: 12px; width: 100%; margin-bottom: 25px; align-items: flex-start; }
.size-group { display: flex; flex-direction: row; align-items: center; gap: 5px; margin-bottom: 6px; justify-content: flex-start; }
.size-group-label { font-family: var(--font-heading); font-size: 0.85rem; letter-spacing: 2px; color: var(--text-muted); text-transform: uppercase; white-space: nowrap; min-width: 55px; text-align: left; }
.size-pills { display: flex; flex-wrap: wrap; gap: 5px; justify-content: center; align-items: center; }
.size-pill { padding: 6px 14px; border-radius: 50px; border: 1px solid var(--border); background: var(--surface2); color: var(--text-muted); font-family: var(--font-body); font-size: 0.85rem; font-weight: 500; cursor: pointer; transition: all 0.15s ease; user-select: none; }
.size-pill:hover { border-color: var(--primary); color: var(--primary); background: rgba(201,168,76,0.06); }
.size-pill.selected { background: var(--primary); border-color: var(--primary); color: #000; font-weight: 700; }
.tire-preview-wrap { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; padding: 15px; background: radial-gradient(circle at center, #1a1a1a, #0d0d0d); border-radius: var(--r-lg); border: 1px solid rgba(255,255,255,0.05); width: 160px; margin: 0 auto 20px; perspective: 1000px; }
.tire-preview-svg { width: 90px; height: 90px; display: block; margin: 0 auto; transform-origin: center center; filter: drop-shadow(0 8px 15px rgba(0,0,0,0.5)); }
.tire-preview-label { font-family: var(--font-heading); font-size: 1rem; letter-spacing: 2px; color: var(--primary); min-height: 1.3em; text-align: center; }
.tire-preview-sublabel { font-size: 0.68rem; color: var(--text-muted); letter-spacing: 1px; text-align: center; }
#tireOuter, #tireRin, #tireSVG g { transform-origin: 55px 55px; }
.tire-ring-spin, .tire-rim-spin { animation: tire-part-rotate 0.8s cubic-bezier(0.2, 0, 0.2, 1); }
@keyframes tire-part-rotate { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
.tire-rolling { animation: tire-roll-premium 0.7s cubic-bezier(0.23, 1, 0.32, 1); }
@keyframes tire-roll-premium { 0% { transform: rotateY(-30deg) rotateZ(-15deg) scale(0.9); } 100% { transform: rotateY(0) rotateZ(360deg) scale(1); } }
.filter-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 24px; }

/* ── MEASURE INPUT ── */
.measure-input-group { display: block; margin-bottom: 20px; }
.measure-input-group label { display: block; font-size: 0.8rem; color: var(--text-muted); letter-spacing: 1px; margin-bottom: 10px; text-transform: uppercase; }
.measure-fields { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.measure-fields input { flex: 1 1 180px; min-width: 140px; background: var(--surface2); border: 1px solid var(--border); color: var(--text); padding: 12px 16px; border-radius: 50px; font-size: 0.95rem; outline: none; }
.measure-fields input:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; }
.measure-help { color: var(--text-muted); font-size: 0.78rem; margin-top: 10px; }

/* ── CTA STRIP ── */
.cta-strip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    background: rgba(201,168,76,0.08);
    border: 1px solid var(--border-gold);
    border-radius: var(--r-lg);
    padding: 22px 30px;
    margin: 30px 5% 0;
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    flex-wrap: wrap;
}
.cta-strip p { margin: 0; font-size: 0.95rem; line-height: 1.5; color: var(--text-muted); flex: 1; min-width: 200px; }

/* ── WA BANNER ── */
.wa-banner {
    display: block;
    background: linear-gradient(135deg, rgba(37,211,102,0.12) 0%, rgba(37,211,102,0.06) 100%);
    border: 1px solid rgba(37,211,102,0.2);
    border-radius: var(--r-lg);
    padding: 36px 5%;
    text-align: center;
    margin: 40px 5%;
}
.wa-banner-inner { max-width: 700px; margin: 0 auto; }
.wa-banner h3 { font-family: var(--font-heading); font-size: 2rem; letter-spacing: 4px; color: #fff; margin-bottom: 10px; text-transform: uppercase; }
.wa-banner p { color: rgba(255,255,255,0.6); font-size: 0.88rem; margin-bottom: 24px; }
.wa-banner-btn { display: inline-flex; align-items: center; gap: 12px; background: #25d366; color: #000; font-family: var(--font-heading); font-size: 1rem; letter-spacing: 3px; text-transform: uppercase; padding: 16px 36px; border-radius: 50px; text-decoration: none; font-weight: 700; transition: all 0.25s; box-shadow: 0 8px 24px rgba(37,211,102,0.35); }
.wa-banner-btn:hover { background: #2eec74; transform: translateY(-2px); box-shadow: 0 12px 32px rgba(37,211,102,0.45); }
.wa-banner-btn i { font-size: 1.3rem; }

/* ── BOTONES GLOBALES ── */
.btn-details { border: 1px solid rgba(255,255,255,0.18); background: transparent; color: var(--text); padding: 11px 20px; border-radius: 50px; cursor: pointer; font-family: var(--font-heading); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1px; transition: all 0.2s; }
.btn-details:hover { background: rgba(255,255,255,0.06); border-color: var(--border-gold); color: var(--primary); }
.card-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; justify-content: flex-end; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; }
.btn-main { background: var(--primary); border: none; padding: 13px 34px; color: #000; font-size: 0.85rem; font-family: var(--font-heading); font-weight: 700; letter-spacing: 2px; text-transform: uppercase; cursor: pointer; transition: all 0.25s ease; border-radius: 999px; box-shadow: 0 8px 24px rgba(201,168,76,0.22); text-decoration: none; display: inline-flex; align-items: center; justify-content: center; }
.btn-main:hover { background: var(--primary-light); transform: translateY(-1px); box-shadow: 0 10px 26px rgba(201,168,76,0.32); }
.btn-reset { background: transparent; border: 1px solid rgba(255,255,255,0.14); padding: 12px 24px; color: var(--text-muted); font-size: 0.85rem; font-family: var(--font-heading); font-weight: 600; letter-spacing: 1px; text-transform: uppercase; cursor: pointer; transition: all 0.25s ease; border-radius: 999px; }
.btn-reset:hover { border-color: rgba(255,255,255,0.24); color: var(--text); }
.btn-secondary { display: inline-flex; align-items: center; justify-content: center; padding: 14px 24px; border-radius: 999px; border: 1px solid rgba(255,255,255,0.16); color: #fff; background: transparent; font-family: var(--font-heading); font-size: 0.85rem; letter-spacing: 1px; text-transform: uppercase; transition: all 0.25s ease; }
.btn-secondary:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.24); }
.btn-main.ready { background: var(--primary-light); box-shadow: 0 0 22px rgba(201,168,76,0.55); transform: scale(1.03); animation: pulse-gold 2s infinite; }
@keyframes pulse-gold { 0% { box-shadow: 0 0 10px rgba(201,168,76,0.4); } 50% { box-shadow: 0 0 24px rgba(201,168,76,0.75); } 100% { box-shadow: 0 0 10px rgba(201,168,76,0.4); } }

/* ── HERO ── */
.hero { position: relative; width: 100%; padding: 100px 5% 80px; color: #fff; background: transparent; }
.hero::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at top left, rgba(201,168,76,0.12), transparent 28%); pointer-events: none; }
.hero-grid { position: relative; max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: 1.2fr 0.9fr; gap: 40px; align-items: center; }
.hero-text { position: relative; z-index: 1; text-align: left; max-width: 700px; display: flex; flex-direction: column; align-items: flex-start; }
.hero-eyebrow { display: inline-block; margin-bottom: 18px; font-size: 0.75rem; letter-spacing: 4px; text-transform: uppercase; color: var(--text-muted); }
.hero-text h1 { font-family: 'Montserrat', sans-serif; font-size: 4.5rem; line-height: 1.02; margin-bottom: 24px; color: #fff; letter-spacing: -1px; }
.hero-text p { font-family: 'Open Sans', sans-serif; font-size: 1.05rem; max-width: 620px; line-height: 1.85; color: rgba(255,255,255,0.82); margin-bottom: 32px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 22px; }
.hero-scroll { display: inline-flex; align-items: center; gap: 8px; font-size: 0.85rem; color: rgba(255,255,255,0.7); text-transform: uppercase; letter-spacing: 2px; text-decoration: none; margin-top: 6px; align-self: flex-start; }
.hero-scroll:hover { color: #fff; }
.hero-highlight { display: flex; justify-content: flex-end; }
.hero-card { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.12); border-radius: 32px; padding: 34px; min-height: 340px; box-shadow: 0 30px 80px rgba(0,0,0,0.2); }
.hero-card-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 4px; color: var(--primary); margin-bottom: 16px; display: inline-block; }
.hero-card h2 { font-family: var(--font-heading); font-size: 2.1rem; margin-bottom: 18px; line-height: 1.05; }
.hero-card p { color: rgba(255,255,255,0.78); line-height: 1.8; margin-bottom: 22px; }
.hero-card ul { list-style: none; display: grid; gap: 12px; }
.hero-card ul li { display: flex; align-items: center; gap: 12px; color: rgba(255,255,255,0.84); font-size: 0.95rem; }
.hero-card ul li i { color: var(--primary); min-width: 22px; }

/* ── FILTER SECTION (BUSCADOR) ── */
.filter-section { background: rgba(255,255,255,0.04); backdrop-filter: blur(22px); -webkit-backdrop-filter: blur(22px); padding: 60px 5%; border-bottom: 1px solid rgba(255,255,255,0.1); scroll-margin-top: 90px; }
.filter-inner { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 50px; align-items: start; }
.filter-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 30px; flex-wrap: wrap; gap: 12px; }
.filter-title { font-family: var(--font-heading); font-size: 1.7rem; font-weight: 400; letter-spacing: 5px; text-transform: uppercase; color: var(--text); }
.catalog-label { font-family: var(--font-body); font-size: 0.75rem; letter-spacing: 2px; color: var(--primary); text-transform: uppercase; padding: 7px 16px; background: rgba(201,168,76,0.12); border: 1px solid rgba(201,168,76,0.25); border-radius: 999px; }
.filter-container { display: flex; gap: 12px; justify-content: flex-start; flex-wrap: wrap; align-items: center; }
.filter-container select,
#filter-sort { background: rgba(255,255,255,0.08); color: var(--text); border: 1px solid rgba(255,255,255,0.12); padding: 13px 40px 13px 18px; font-size: 0.9rem; font-family: var(--font-body); cursor: pointer; outline: none; transition: all 0.25s ease; min-width: 150px; appearance: none; border-radius: 999px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23666' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; }
.filter-container select:hover, .filter-container select:focus,
#filter-sort:hover, #filter-sort:focus { border-color: var(--primary); background-color: rgba(255,255,255,0.12); }
.filter-container select option,
#filter-sort option { background: #1c1c1c; color: var(--text); }

/* ── BRANDS SIDE (en buscador) ── */
.brands-side { display: flex; flex-direction: column; gap: 20px; }
.brand-titles-side { text-align: left; }
.brand-title-side-big { font-family: var(--font-heading); font-size: 1.8rem; letter-spacing: 4px; text-transform: uppercase; color: var(--text); }
.brand-title-side-big em { font-style: normal; color: var(--primary); }
.brand-container-grid { display: grid; grid-template-columns: repeat(3, minmax(100px, 1fr)); gap: 12px; }
.brand-logo { color: var(--text); opacity: 0.95; transition: all 0.25s; cursor: pointer; padding: 12px 14px; border-radius: 16px; border: 1px solid rgba(255,255,255,0.12); font-family: var(--font-heading); font-size: 0.9rem; letter-spacing: 1px; text-align: center; background: rgba(255,255,255,0.04); text-transform: uppercase; }
.brand-logo:hover, .brand-logo.active { color: var(--primary); opacity: 1; border-color: rgba(201,168,76,0.45); background: rgba(201,168,76,0.1); transform: translateY(-2px); box-shadow: 0 12px 26px rgba(0,0,0,0.2); }

/* ── CATALOG HEADER ── */
.catalog-header { padding: 32px 5% 0; background: transparent; scroll-margin-top: 68px; max-width: 1280px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.catalog-title { font-family: var(--font-heading); font-size: 1.8rem; font-weight: 400; letter-spacing: 5px; text-transform: uppercase; color: var(--text); }
.catalog-count { font-size: 0.78rem; color: var(--text-muted); letter-spacing: 1px; }
.catalog-count span { color: var(--primary); font-weight: 600; }

/* ── BRAND FILTER BAR (nueva barra horizontal en catálogo) ── */
.brand-filter-bar {
    padding: 16px 5% 0;
    max-width: 1280px;
    margin: 0 auto;
}
.brand-filter-label {
    font-family: var(--font-heading);
    font-size: 0.72rem;
    letter-spacing: 3px;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 12px;
    display: block;
}
.brand-filter-scroll {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding-bottom: 10px;
    scrollbar-width: thin;
    scrollbar-color: var(--border-gold) transparent;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
}
.brand-filter-scroll::-webkit-scrollbar { height: 3px; }
.brand-filter-scroll::-webkit-scrollbar-track { background: transparent; }
.brand-filter-scroll::-webkit-scrollbar-thumb { background: var(--border-gold); border-radius: 10px; }
.brand-filter-chip {
    flex-shrink: 0;
    scroll-snap-align: start;
    padding: 8px 20px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.12);
    background: rgba(255,255,255,0.04);
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-size: 0.82rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}
.brand-filter-chip:hover { border-color: rgba(201,168,76,0.4); color: var(--primary); background: rgba(201,168,76,0.08); }
.brand-filter-chip.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #000;
    font-weight: 700;
    box-shadow: 0 4px 14px rgba(201,168,76,0.3);
}
.brand-filter-chip.all-chip { border-color: rgba(255,255,255,0.2); }

/* ── PRODUCTS GRID ── */
.products { padding: 20px 5% 60px; background: transparent; }
.products-inner { max-width: 1280px; margin: 0 auto; }
.grid-productos { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 22px; }

/* ── WHY SECTION ── */
.why-section { padding: 70px 5%; background: transparent; border-top: 1px solid rgba(255,255,255,0.1); border-bottom: 1px solid rgba(255,255,255,0.1); }
.why-inner { max-width: 1280px; margin: 0 auto; }
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; margin-top: 40px; }
.why-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 28px 24px; text-align: center; transition: all 0.3s; }
.why-card:hover { border-color: var(--border-gold); transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.3); }
.why-icon { width: 56px; height: 56px; background: rgba(201,168,76,0.08); border: 1px solid var(--border-gold); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; }
.why-icon i { color: var(--primary); font-size: 1.2rem; }
.why-title { font-family: var(--font-heading); font-size: 1.1rem; letter-spacing: 2px; color: var(--text); margin-bottom: 8px; text-transform: uppercase; }
.why-desc { font-size: 0.82rem; color: var(--text-muted); line-height: 1.7; }

/* ── SECTION HEADERS ── */
.section-header-center { text-align: center; margin-bottom: 50px; }
.section-header-center h2 { font-family: var(--font-heading); font-size: 2.4rem; font-weight: 400; letter-spacing: 7px; text-transform: uppercase; color: var(--text); line-height: 1; }
.section-header-center h2 em { font-style: normal; color: var(--primary); }
.section-header-center p { color: var(--text-muted); font-size: 0.85rem; margin-top: 10px; letter-spacing: 1px; }

/* ── PRODUCT CARDS ── */
.card { background: rgba(255,255,255,0.04); text-align: left; cursor: pointer; transition: all 0.3s ease; display: flex; flex-direction: column; position: relative; overflow: hidden; opacity: 0; transform: translateY(20px); animation: fadeUp 0.4s ease forwards; border-radius: 28px; border: 1px solid rgba(255,255,255,0.1); }
@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }
.card:hover { background: rgba(255,255,255,0.08); box-shadow: 0 30px 60px rgba(0,0,0,0.7), 0 0 20px rgba(201,168,76,0.1); border-color: rgba(201,168,76,0.4); }
.card-thumb { height: 190px; background: linear-gradient(145deg, #141414 0%, #0f0f0f 100%); display: flex; align-items: center; justify-content: center; position: relative; border-radius: var(--r-lg) var(--r-lg) 0 0; border-bottom: 1px solid rgba(255,255,255,0.08); transform-style: preserve-3d; }
.tire-img { width: 100%; height: 100%; object-fit: contain; object-position: center; padding: 18px; transition: transform 0.5s cubic-bezier(0.25,0.46,0.45,0.94), filter 0.3s; filter: drop-shadow(0 10px 30px rgba(0,0,0,0.65)); }
.card:hover .tire-img { transform: scale(1.06) rotate(-2deg); filter: drop-shadow(0 14px 38px rgba(201,168,76,0.3)); }
.card-thumb::after { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 50% 110%, rgba(201,168,76,0.1) 0%, transparent 55%); pointer-events: none; }
.card-body { padding: 20px 22px 22px; flex: 1; display: flex; flex-direction: column; backdrop-filter: blur(5px); }
.tire-video { width: 100%; height: 100%; object-fit: cover; object-position: center; transition: transform 0.5s cubic-bezier(0.25,0.46,0.45,0.94); }
.card:hover .tire-video { transform: scale(1.05); }
.badges-group-status { position: absolute; top: 14px; right: 14px; z-index: 5; }
.badge-stock { background: rgba(46,204,113,0.14); backdrop-filter: blur(10px); border: 1px solid rgba(46,204,113,0.4); color: var(--green); font-family: var(--font-heading); font-size: 0.62rem; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; padding: 6px 12px; z-index: 2; display: flex; align-items: center; gap: 6px; border-radius: 999px; }
.badge-stock.agotado { background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.1); color: var(--text-muted); }
.badge-stock.agotado::before { background: var(--text-muted); }
.badge-stock::before { content: ''; width: 5px; height: 5px; border-radius: 50%; background: var(--green); display: inline-block; }
.card h3 { font-family: var(--font-heading); font-size: 1.35rem; font-weight: 700; letter-spacing: 1px; margin-bottom: 8px; color: var(--text); line-height: 1.1; text-transform: uppercase; }
.card-spec { font-size: 1rem; color: rgba(255,255,255,0.85); letter-spacing: 2px; text-transform: uppercase; font-weight: 700; margin-bottom: 10px; }
.card-price-set { display: flex; flex-direction: column; gap: 2px; }
.price { display: block; font-family: var(--font-heading); font-size: 1.45rem; font-weight: 700; color: var(--primary); letter-spacing: 1px; line-height: 1; }
.price-unit { font-size: 0.75rem; color: rgba(255,255,255,0.7); letter-spacing: 1.5px; text-transform: uppercase; margin-top: 2px; font-weight: 500; }
.price-set { font-size: 0.75rem; color: var(--text-muted); letter-spacing: 0.5px; margin-top: 5px; padding: 5px 12px; background: rgba(255,255,255,0.03); border-radius: 50px; display: inline-block; border: 1px solid var(--border); }
.price-set span { color: var(--text); font-weight: 500; }
.card-footer-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 18px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,0.08); }
.price-row-old { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 2px; white-space: nowrap; }
.price-old { font-size: 0.95rem; text-decoration: line-through; color: #e74c3c; font-weight: 600; margin-bottom: -1px; }
.badge-offer { background: #e74c3c; color: #fff; font-family: var(--font-heading); font-size: 0.65rem; font-weight: 700; padding: 2px 6px; border-radius: 4px; animation: pulse-red-mini 2s infinite; box-shadow: 0 4px 10px rgba(231,76,60,0.3); display: inline-block; vertical-align: middle; }
@keyframes pulse-red-mini { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.08); } }
.btn-wa { background: rgba(201,168,76,0.95); border: 1px solid rgba(201,168,76,0.95); color: #000; font-family: var(--font-heading); font-size: 0.75rem; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; padding: 11px 20px; cursor: pointer; transition: all 0.25s; text-decoration: none; display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; }
.btn-wa:hover { background: var(--primary-light); border-color: var(--primary-light); transform: translateY(-1px); box-shadow: 0 6px 18px rgba(201,168,76,0.24); }
.empty-state { grid-column: 1/-1; text-align: center; padding: 70px 20px; background: var(--surface); border-radius: var(--r-lg); border: 1px solid var(--border); }
.empty-state i { font-size: 2.5rem; color: var(--text-dim); margin-bottom: 16px; display: block; }
.empty-state h3 { font-family: var(--font-heading); font-size: 1.3rem; letter-spacing: 3px; margin-bottom: 12px; text-transform: uppercase; }
.empty-state p { color: var(--text-muted); margin-bottom: 28px; font-size: 0.88rem; }
.empty-state-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ── FAQ ── */
.faq-section { padding: 80px 5%; background: transparent; border-top: 1px solid rgba(255,255,255,0.1); position: relative; }
.faq-section::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse 70% 50% at 50% 0%, rgba(201,168,76,0.06) 0%, transparent 60%); pointer-events: none; }
.faq-container { max-width: 800px; margin: 0 auto; }
.faq-item { border: 1px solid var(--border); border-radius: var(--r-md); overflow: hidden; background: var(--surface2); transition: border-color 0.2s; margin-bottom: 8px; }
.faq-question { width: 100%; padding: 20px 24px; background: none; border: none; color: var(--text); display: flex; justify-content: space-between; align-items: center; font-size: 0.95rem; font-family: var(--font-body); font-weight: 400; cursor: pointer; text-align: left; transition: color 0.2s; }
.faq-question i { color: var(--text-dim); transition: transform 0.3s, color 0.2s; flex-shrink: 0; margin-left: 20px; }
.faq-question:hover { color: var(--primary); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.35s ease, padding 0.3s ease; color: var(--text-muted); font-size: 0.88rem; line-height: 1.8; padding: 0 24px; }
.faq-item.active { border-color: var(--border-gold); }
.faq-item.active .faq-answer { max-height: 200px; padding: 0 24px 22px; }
.faq-item.active i { transform: rotate(180deg); color: var(--primary); }

/* ── FOOTER ── */
footer { background: rgba(17,17,17,0.9); backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px); border-top: 1px solid rgba(255,255,255,0.1); }
.footer-main { display: grid; grid-template-columns: 1.5fr 0.8fr 1fr 1.5fr; gap: 40px; padding: 50px 5%; max-width: 1300px; margin: 0 auto; }
.footer-brand .logo { font-size: 1.4rem; margin-bottom: 14px; display: block; }
.footer-logo-img { height: 45px; width: auto; margin-bottom: 20px; display: block; opacity: 1; filter: brightness(1.1); transition: all 0.3s; }
.footer-brand p { color: var(--text-muted); font-size: 0.85rem; line-height: 1.8; max-width: 260px; }
.footer-social { display: flex; gap: 10px; margin-top: 20px; }
.social-btn { width: 38px; height: 38px; border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; color: var(--text-muted); text-decoration: none; transition: all 0.2s; font-size: 0.85rem; border-radius: 50%; }
.social-btn:hover { border-color: var(--primary); color: var(--primary); background: rgba(201,168,76,0.07); }
.footer-col h4 { font-family: var(--font-heading); font-size: 0.8rem; font-weight: 700; letter-spacing: 3px; text-transform: uppercase; color: var(--text-muted); margin-bottom: 18px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { color: var(--text-muted); text-decoration: none; font-size: 0.85rem; transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--primary); }
.footer-col .wa-link { display: flex; align-items: center; gap: 8px; color: var(--green); font-size: 0.85rem; text-decoration: none; margin-top: 4px; }
.footer-col .wa-link:hover { opacity: 0.8; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 18px 5%; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.footer-bottom p { color: var(--text-muted); font-size: 0.78rem; letter-spacing: 1px; }
.footer-badge { font-family: var(--font-heading); font-size: 0.7rem; letter-spacing: 2px; color: var(--text-muted); text-transform: uppercase; }

/* ── MODAL ── */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.85); backdrop-filter: blur(12px); z-index: 4000; display: flex; align-items: center; justify-content: center; padding: 20px; opacity: 0; pointer-events: none; transition: opacity 0.3s ease; }
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal { background: var(--surface); border: 1px solid rgba(255,255,255,0.15); border-radius: 24px; width: 100%; max-width: 820px; max-height: 92vh; overflow-y: auto; position: relative; transform: translateY(24px) scale(0.97); opacity: 0; transition: transform 0.35s cubic-bezier(0.34,1.56,0.64,1), opacity 0.3s; box-shadow: 0 40px 100px rgba(0,0,0,0.8); }
.modal-overlay.open .modal { transform: translateY(0) scale(1); opacity: 1; }
.modal-close { position: absolute; top: 18px; right: 18px; width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,0.06); border: 1px solid var(--border); color: var(--text-muted); font-size: 1rem; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.2s; z-index: 10; }
.modal-close:hover { background: rgba(255,255,255,0.12); color: var(--text); }
.modal-hero { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.modal-stagger { opacity: 0; transform: translateY(20px); transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1); }
.modal-overlay.open .modal-stagger { opacity: 1; transform: translateY(0); }
.modal-overlay.open .stagger-1 { transition-delay: 0.25s; }
.modal-overlay.open .stagger-2 { transition-delay: 0.35s; }
.modal-overlay.open .stagger-3 { transition-delay: 0.45s; }
.modal-overlay.open .stagger-4 { transition-delay: 0.55s; }
.modal-overlay.open .stagger-5 { transition-delay: 0.65s; }
.modal-overlay.open .stagger-6 { transition-delay: 0.75s; }
.modal-img { padding: 0 !important; overflow: hidden; position: relative; border-radius: 24px 0 0 0; background: radial-gradient(circle at 60% 40%, #1e1e1e 0%, #0d0d0d 100%); min-height: 260px; border-bottom: 1px solid var(--border); border-right: 1px solid var(--border); }
.modal-img::after { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 50% 110%, rgba(201,168,76,0.12) 0%, transparent 60%); pointer-events: none; z-index: 1; }
@keyframes modalTireSpin { from { transform: rotate(-15deg) scale(0.85); opacity: 0; } to { transform: rotate(0) scale(1); opacity: 1; } }
.modal-info { padding: 28px 28px 24px; display: flex; flex-direction: column; justify-content: center; }
.modal-brand { font-family: var(--font-heading); font-size: 0.7rem; letter-spacing: 3px; color: var(--primary); text-transform: uppercase; margin-bottom: 8px; }
.modal-name { font-family: var(--font-heading); font-size: 1.8rem; font-weight: 700; letter-spacing: 1px; line-height: 1.1; margin-bottom: 12px; }
.modal-spec-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 18px; }
.modal-spec-item { background: var(--surface2); border-radius: 12px; padding: 10px 14px; }
.modal-spec-label { font-size: 0.62rem; color: var(--text-muted); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 3px; }
.modal-spec-val { font-family: var(--font-heading); font-size: 1.1rem; font-weight: 700; color: var(--text); }
.modal-price-row { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; margin-bottom: 18px; }
.modal-price { font-family: var(--font-heading); font-size: 2rem; font-weight: 700; color: var(--primary); }
.modal-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.modal-btn-wa { background: var(--primary); color: #000; border: none; font-family: var(--font-heading); font-weight: 700; font-size: 0.8rem; letter-spacing: 2px; text-transform: uppercase; padding: 12px 24px; border-radius: 50px; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; gap: 8px; transition: all 0.2s; box-shadow: 0 4px 16px rgba(201,168,76,0.25); }
.modal-btn-wa:hover { background: var(--primary-light); transform: translateY(-1px); }
.modal-btn-share { background: transparent; color: var(--text-muted); border: 1px solid var(--border); font-family: var(--font-heading); font-weight: 600; font-size: 0.75rem; letter-spacing: 1px; text-transform: uppercase; padding: 12px 20px; border-radius: 50px; cursor: pointer; transition: all 0.2s; }
.modal-btn-share:hover { border-color: rgba(255,255,255,0.2); color: var(--text); }
.modal-body { padding: 24px 28px 28px; }
.modal-ai-section { background: var(--surface2); border-radius: 16px; border: 1px solid var(--border); padding: 22px; }
.modal-ai-header { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.ai-badge { background: rgba(201,168,76,0.1); border: 1px solid var(--border-gold); color: var(--primary); font-family: var(--font-heading); font-size: 0.62rem; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; padding: 4px 12px; border-radius: 50px; }
.modal-ai-header h4 { font-family: var(--font-heading); font-size: 1rem; font-weight: 600; letter-spacing: 1px; color: var(--text); }
.ai-loading { display: flex; align-items: center; gap: 10px; color: var(--text-muted); font-size: 0.85rem; }
.ai-dots { display: flex; gap: 4px; }
.ai-dots span { width: 6px; height: 6px; border-radius: 50%; background: var(--primary); animation: dotPulse 1.2s infinite; }
.ai-dots span:nth-child(2) { animation-delay: 0.2s; }
.ai-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes dotPulse { 0%,80%,100%{opacity:0.2;transform:scale(0.8)} 40%{opacity:1;transform:scale(1)} }
.ai-content { display: none; }
.ai-content.loaded { display: block; }
.ai-section-title { font-family: var(--font-heading); font-size: 0.72rem; letter-spacing: 3px; color: var(--primary); text-transform: uppercase; margin-bottom: 10px; margin-top: 20px; display: flex; align-items: center; gap: 7px; }
.ai-section-title:first-child { margin-top: 0; }
.ai-section-title i { font-size: 0.7rem; opacity: 0.8; }
.ai-text { color: var(--text-muted); font-size: 0.88rem; line-height: 1.8; }
.ai-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.ai-tag { background: rgba(255,255,255,0.04); border: 1px solid var(--border); color: var(--text-muted); font-size: 0.75rem; padding: 5px 14px; border-radius: 50px; display: flex; align-items: center; gap: 5px; }
.ai-tag.highlight { background: rgba(201,168,76,0.08); border-color: var(--border-gold); color: var(--primary); }

/* ── GALLERY EN MODAL ── */
.gallery-slide { position: relative; width: 50%; flex-shrink: 0; display: flex; align-items: center; justify-content: center; padding: 28px; min-height: 260px; box-sizing: border-box; }
.gallery-slide img { width: 100%; max-width: 220px; object-fit: contain; filter: drop-shadow(0 12px 32px rgba(201,168,76,0.2)); display: block; cursor: zoom-in; }
.img-referencial { position: absolute; bottom: 35px; left: 50%; transform: translateX(-50%); font-size: 0.6rem; letter-spacing: 2px; text-transform: uppercase; color: rgba(255,255,255,0.9); background: rgba(0,0,0,0.35); padding: 3px 10px; border-radius: 20px; pointer-events: none; white-space: nowrap; }
.gallery-track { display: flex; width: 200%; transition: transform 0.4s cubic-bezier(0.25,0.46,0.45,0.94); will-change: transform; height: 100%; }
.gallery-arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 36px; height: 36px; border-radius: 50%; background: rgba(0,0,0,0.55); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,0.12); color: #fff; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 0.75rem; z-index: 5; transition: all 0.2s; }
.gallery-arrow:hover { background: rgba(201,168,76,0.8); border-color: var(--primary); color: #000; transform: translateY(-50%) scale(1.08); }
.gallery-prev { left: 10px; } .gallery-next { right: 10px; }
.gallery-arrow.hidden { display: none; }
.gallery-dots { position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%); display: flex; gap: 6px; z-index: 5; }
.gallery-dot { width: 7px; height: 7px; border-radius: 50%; background: rgba(255,255,255,0.3); cursor: pointer; transition: all 0.2s; border: 1px solid rgba(255,255,255,0.2); }
.gallery-dot.active { background: var(--primary); border-color: var(--primary); transform: scale(1.2); }
.gallery-dots.single-dot { display: none; }

/* ── VIEW COUNTER ── */
.view-counter { position: absolute; top: 18px; left: 18px; display: flex; align-items: center; gap: 8px; padding: 8px 12px; background: rgba(8,8,8,0.6); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border: 1px solid var(--border-gold); border-radius: 10px; color: var(--primary); font-size: 0.75rem; font-weight: 500; z-index: 20; }
.view-counter-dot { width: 8px; height: 8px; background: #2ecc71; border-radius: 50%; animation: pulse-green 1.5s infinite; }
@keyframes pulse-green { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(1.2); } }

/* ── ZOOM ── */
.zoom-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 6000; display: none; align-items: center; justify-content: center; cursor: zoom-out; opacity: 0; transition: opacity 0.3s ease; backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(8px); touch-action: none; }
.zoom-overlay.open { display: flex; opacity: 1; }
.zoom-img { max-width: 90%; max-height: 90%; object-fit: contain; border-radius: 12px; box-shadow: 0 0 50px rgba(0,0,0,0.8); transform: scale(0.8); transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1); will-change: transform; }
.zoom-overlay.open .zoom-img { transform: scale(1); }
.zoom-close { position: absolute; top: 20px; right: 20px; width: 48px; height: 48px; border-radius: 50%; background: rgba(255,255,255,0.1); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.2); color: #fff; font-size: 1.4rem; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.2s; z-index: 6001; }
.zoom-close:hover { background: rgba(255,255,255,0.2); transform: scale(1.1); color: var(--primary); }
.zoom-arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 60px; height: 60px; border-radius: 50%; background: rgba(0,0,0,0.5); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.15); color: #fff; font-size: 1.5rem; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.25s; z-index: 6100; }
.zoom-arrow:hover { background: var(--primary); color: #000; border-color: var(--primary); }
.zoom-arrow:active { transform: translateY(-50%) scale(0.9); }
.zoom-prev { left: 30px; } .zoom-next { right: 30px; }
.zoom-arrow.hidden { display: none; }

/* ── SALES TOAST ── */
.sales-toast { position: fixed; bottom: 100px; left: 24px; background: var(--surface2); border: 1px solid var(--border); border-radius: 12px; padding: 12px 16px; display: flex; align-items: center; gap: 12px; z-index: 3500; transform: translateX(-120%); transition: transform 0.6s cubic-bezier(0.34,1.56,0.64,1); box-shadow: 0 10px 30px rgba(0,0,0,0.5); max-width: 280px; }
.sales-toast.show { transform: translateX(0); }
.sales-toast-icon { width: 36px; height: 36px; background: rgba(46,204,113,0.15); color: #2ecc71; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1rem; flex-shrink: 0; }
.sales-toast-content { display: flex; flex-direction: column; gap: 2px; }
.sales-toast-title { font-size: 0.8rem; color: var(--text); font-weight: 600; }
.sales-toast-desc { font-size: 0.72rem; color: var(--text-muted); }

/* ── WA BUBBLE ── */
.wa-bubble { position: fixed; bottom: 90px; right: 24px; background: var(--surface); border: 1px solid var(--border); border-radius: 16px 16px 4px 16px; padding: 14px 18px; max-width: 240px; z-index: 2999; box-shadow: 0 8px 32px rgba(0,0,0,0.4); transform: translateY(20px) scale(0.9); opacity: 0; pointer-events: none; transition: all 0.2s cubic-bezier(0.34,1.56,0.64,1); }
.wa-bubble.show { transform: translateY(0) scale(1); opacity: 1; pointer-events: all; }
.wa-bubble-close { position: absolute; top: 6px; right: 8px; background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 0.75rem; padding: 2px 4px; }
.wa-bubble p { font-size: 0.8rem; color: var(--text); line-height: 1.5; margin-bottom: 10px; }
.wa-bubble a { display: flex; align-items: center; gap: 6px; background: #25d366; color: #000; font-size: 0.75rem; font-weight: 700; padding: 8px 14px; border-radius: 50px; text-decoration: none; justify-content: center; transition: background 0.2s; }
.wa-bubble a:hover { background: #2eec74; }
.wa-bubble-avatar { width: 32px; height: 32px; border-radius: 50%; background: #25d366; display: flex; align-items: center; justify-content: center; margin-bottom: 8px; }
.wa-bubble-avatar i { color: #fff; font-size: 1rem; }

/* ── SHIMMER + URGENCY + VER MÁS ── */
@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }
.btn-shimmer { position: relative; overflow: hidden; background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 40%, var(--primary) 60%, var(--primary) 100%); background-size: 200% 100%; animation: shimmer 4s infinite linear; color: #000 !important; }
.badge-urgency { position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%); background: #e74c3c; color: white; font-family: var(--font-heading); font-size: 0.65rem; font-weight: 700; padding: 4px 12px; border-radius: 4px; letter-spacing: 1px; white-space: nowrap; box-shadow: 0 4px 12px rgba(231,76,60,0.4); z-index: 5; animation: pulse-red 1.5s infinite; }
@keyframes pulse-red { 0%, 100% { transform: translateX(-50%) scale(1); } 50% { transform: translateX(-50%) scale(1.05); } }
.ver-mas-wrap { grid-column: 1 / -1; display: flex; justify-content: center; padding: 24px 0 8px; margin-top: 8px; }
.btn-ver-mas { display: inline-flex; align-items: center; gap: 10px; background: transparent; border: 1px solid var(--border-gold); color: var(--primary); font-family: var(--font-heading); font-size: 0.85rem; letter-spacing: 2px; text-transform: uppercase; padding: 14px 32px; border-radius: 50px; cursor: pointer; transition: all 0.25s; width: auto; }
.btn-ver-mas:hover { background: rgba(201,168,76,0.1); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201,168,76,0.15); }
.btn-ver-mas i { font-size: 0.75rem; animation: bounceDown 1.5s ease-in-out infinite; }
@keyframes bounceDown { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(4px); } }
.ver-mas-count { font-size: 0.7rem; opacity: 0.7; font-family: var(--font-body); letter-spacing: 0; }
.contenedor-foto { position: relative; display: inline-block; }
.contenedor-foto:after { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 10; background: rgba(0,0,0,0); }

/* ══════════════════════════════════════════════════════
   RESPONSIVE — TABLET (≤ 1024px)
══════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
    .hero-text h1 { font-size: 3.8rem; }
    .footer-main { grid-template-columns: 1fr 1fr; gap: 30px; }
    .brand-container-grid { grid-template-columns: repeat(2, 1fr); }
    .filter-inner { grid-template-columns: 1fr; gap: 40px; }
    .brands-side { order: -1; }
    .brand-container-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ══════════════════════════════════════════════════════
   RESPONSIVE — TABLET PEQUEÑA / MOBILE GRANDE (≤ 900px)
══════════════════════════════════════════════════════ */
@media (max-width: 900px) {
    /* Header */
    .nav-links { display: none; }
    .mobile-menu-toggle { display: flex; }
    .header-cta { font-size: 0.75rem; padding: 9px 16px; gap: 6px; }

    /* Hero */
    .hero-grid { grid-template-columns: 1fr; gap: 28px; }
    .hero-text h1 { font-size: 3.2rem; letter-spacing: -0.5px; }
    .hero-highlight { justify-content: center; }
    .hero-card { min-height: auto; }

    /* Buscador */
    .filter-inner { grid-template-columns: 1fr; gap: 36px; }
    .brands-side { order: -1; }
    .brand-container-grid { grid-template-columns: repeat(3, 1fr); }

    /* Catálogo */
    .grid-productos { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }

    /* CTA Strip */
    .cta-strip { flex-direction: column; align-items: flex-start; padding: 20px 24px; }
    .cta-strip a { width: 100%; }

    /* Footer */
    .footer-main { grid-template-columns: 1fr 1fr; gap: 30px; }

    /* Why grid */
    .why-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ══════════════════════════════════════════════════════
   RESPONSIVE — MÓVIL (≤ 640px)
══════════════════════════════════════════════════════ */
@media (max-width: 640px) {
    /* Header */
    header.site-header { padding: 0 16px; min-height: 62px; gap: 12px; }
    header.site-header.scrolled { min-height: 52px; }
    .logo-brand { display: flex; flex-direction: column; }
    .logo-sub { display: none; }
    .logo-main { font-size: 1.15rem; letter-spacing: 1.5px; }
    .logo-img { height: 38px; }
    .header-cta {
        display: inline-flex;
        justify-content: center;
        align-items: center;
        width: 38px;
        height: 38px;
        padding: 0;
        border-radius: 50%;
        background: #25d366;
        border: 1px solid #25d366;
        color: #000;
        box-shadow: 0 4px 10px rgba(37,211,102,0.3);
    }
    .header-cta i {
        font-size: 1.2rem;
        margin: 0;
    }
    .header-cta .cta-text {
        display: none;
    }
    .header-cta:hover {
        background: #2eec74;
        border-color: #2eec74;
        transform: scale(1.05);
    }

    /* Hero */
    .hero { padding: 60px 5% 40px; }
    .hero-text h1 { font-size: 2.6rem; letter-spacing: 0; }
    .hero-eyebrow { font-size: 0.65rem; }
    .hero-actions { flex-direction: column; align-items: stretch; }
    .hero-actions .btn-main,
    .hero-actions .btn-secondary { width: 100%; justify-content: center; }

    /* Buscador */
    .filter-section { padding: 40px 5%; }
    .filter-toggle-btn { display: flex; margin-bottom: 16px; }
    .filter-collapsible { transition: max-height 0.4s ease, opacity 0.3s ease; }
    .filter-collapsible.collapsed { max-height: 0; opacity: 0; }
    .measure-fields { flex-direction: column; }
    .measure-fields input,
    .measure-fields button { width: 100%; }
    .filter-actions { flex-wrap: wrap; gap: 8px; }
    .filter-actions button,
    .filter-actions select { flex: 1 1 calc(50% - 5px); min-width: 110px; }
    .size-pills { flex-wrap: wrap; gap: 6px; }
    .brand-container-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }

    /* Brand filter bar */
    .brand-filter-bar { padding: 14px 5% 0; }

    /* Catálogo */
    .catalog-header { padding: 20px 5% 0; }
    .catalog-header .btn-main { font-size: 0.65rem; padding: 8px 14px; }
    .grid-productos { grid-template-columns: 1fr 1fr; gap: 12px; }
    .card-thumb { height: 150px; }
    .card h3 { font-size: 1.1rem; }
    .card-spec { font-size: 0.8rem; }
    .card-footer-row { flex-direction: column; align-items: stretch; gap: 8px; }
    .card-actions { justify-content: stretch; }
    .card-actions .btn-wa,
    .card-actions .btn-details { flex: 1; text-align: center; justify-content: center; }

    /* WA Banner */
    .wa-banner { margin: 20px 5%; padding: 28px 20px; }
    .wa-banner h3 { font-size: 1.5rem; letter-spacing: 2px; }
    .wa-banner-btn { padding: 13px 24px; font-size: 0.85rem; letter-spacing: 2px; }

    /* Why */
    .why-section { padding: 50px 5%; }
    .why-grid { grid-template-columns: 1fr; gap: 14px; }

    /* FAQ */
    .faq-section { padding: 50px 5%; }

    /* Footer */
    .footer-main { grid-template-columns: 1fr; gap: 28px; padding: 36px 5%; }

    /* Modal — bottom sheet */
    .modal-overlay { align-items: flex-end; padding: 0; }
    .modal { border-radius: 20px 20px 0 0; max-height: 95vh; position: fixed; bottom: 0; left: 0; right: 0; width: 100%; max-width: 100%; }
    .modal-hero { grid-template-columns: 1fr; }
    .modal-img { min-height: 200px; border-radius: 20px 20px 0 0; border-right: none; border-bottom: 1px solid var(--border); }
    .modal-info { padding: 18px 20px 12px; }
    .modal-name { font-size: 1.4rem; }
    .modal-spec-grid { gap: 8px; }
    .modal-body { padding: 16px 20px 20px; }
    .modal-actions {
        position: sticky;
        bottom: -24px; left: 0; right: 0;
        background: var(--surface);
        padding: 14px 0;
        margin: 12px -20px -24px;
        border-top: 1px solid rgba(255,255,255,0.1);
        justify-content: center;
        z-index: 100;
    }

    /* Toast + zoom */
    .sales-toast { left: 10px; right: 10px; max-width: none; bottom: 85px; }
    .zoom-arrow { width: 50px; height: 50px; font-size: 1.2rem; }
    .zoom-prev { left: 15px; } .zoom-next { right: 15px; }

    /* CTA Strip */
    .cta-strip { flex-direction: column; align-items: stretch; padding: 18px 20px; margin: 20px 5%; }
    .cta-strip a { width: 100%; justify-content: center; }
    .cta-strip p { font-size: 0.88rem; }
}

/* ══════════════════════════════════════════════════════
   RESPONSIVE — MÓVIL PEQUEÑO (≤ 400px)
══════════════════════════════════════════════════════ */
@media (max-width: 400px) {
    .hero-text h1 { font-size: 2.1rem; }
    .hero-highlight { display: none; }
    .grid-productos { grid-template-columns: 1fr; }
    .card-thumb { height: 170px; }
    .brand-container-grid { grid-template-columns: repeat(2, 1fr); }
    .btn-ver-mas { font-size: 0.72rem; padding: 11px 20px; }
    .modal-name { font-size: 1.25rem; }
    .modal-spec-grid { grid-template-columns: 1fr 1fr; }
}