/* ══════════════════════════════════════════════
   HCAR — Shared Stylesheet
   ══════════════════════════════════════════════ */

/* ── TOKENS ─────────────────────────────────── */
:root {
  --ground:       #FFFFFF;
  --surface:      #F4F5F8;
  --surface-hi:   #EAEDF4;
  --text:         #111218;
  --text-dim:     #5A5D70;
  --text-faint:   #9A9DAE;
  --accent:       #E8190A;
  --accent-glow:  rgba(232,25,10,0.13);
  --accent-dim:   rgba(232,25,10,0.07);
  --teal:         #1A7FD4;
  --orange:       #FF6B00;
  --border:       rgba(17,18,36,0.09);
  --border-hi:    rgba(17,18,36,0.16);
  --radius-sm:    3px;
  --radius:       6px;
  --radius-lg:    12px;
  --ease:         cubic-bezier(.25,.46,.45,.94);
  --shadow-card:  0 2px 12px rgba(17,18,36,0.08);
  --shadow-hover: 0 8px 28px rgba(17,18,36,0.14);
}

/* ── RESET ───────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--ground);
  color: var(--text);
  font-family: -apple-system, 'Segoe UI', system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }
ul { list-style: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
::-webkit-scrollbar { width: 6px; background: var(--surface); }
::-webkit-scrollbar-thumb { background: var(--surface-hi); border-radius: 3px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ── TYPOGRAPHY UTILITIES ────────────────────── */
.label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
}

/* ── LOGO ─────────────────────────────────────── */
.logo {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-wordmark { display: flex; align-items: baseline; line-height: 1; }
.logo-h {
  font-family: 'Arial Black', Impact, sans-serif;
  font-weight: 900;
  font-size: 36px;
  color: #111111;
  letter-spacing: -1px;
  line-height: 1;
}
.logo-car {
  font-family: 'Arial Black', Impact, sans-serif;
  font-weight: 900;
  font-size: 28px;
  color: var(--accent);
  letter-spacing: -0.5px;
  line-height: 1;
}
.logo-rule { width: 100%; height: 2px; background: #111111; margin: 3px 0 4px; }
.logo-tagline {
  font-size: 10.5px;
  font-weight: 700;
  color: #111111;
  letter-spacing: 0.02em;
  text-align: center;
  width: 100%;
}

/* ── BUTTONS ──────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  padding: 13px 26px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232,25,10,0.35);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text);
  padding: 12px 24px;
  border-radius: var(--radius);
  border: 1.5px solid var(--border-hi);
  font-size: 14px;
  font-weight: 600;
  transition: border-color 0.2s, background 0.2s;
}
.btn-secondary:hover { border-color: var(--text-dim); background: var(--surface); }
.btn-outline-red {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--accent);
  padding: 11px 22px;
  border-radius: var(--radius);
  border: 1.5px solid var(--accent);
  font-size: 14px;
  font-weight: 700;
  transition: background 0.2s, color 0.2s;
}
.btn-outline-red:hover { background: var(--accent); color: #fff; }

/* ── BADGES ───────────────────────────────────── */
.badge-sale {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 3px;
}
.badge-new {
  display: inline-block;
  background: var(--teal);
  color: #fff;
  font-size: 10px;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 3px;
  letter-spacing: 0.05em;
}
.badge-hot {
  display: inline-block;
  background: var(--orange);
  color: #fff;
  font-size: 10px;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 3px;
}

/* ── HEADER ───────────────────────────────────── */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s var(--ease);
}
#header.scrolled { box-shadow: 0 4px 20px rgba(17,18,36,0.08); }
.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1280px;
  margin: 0 auto;
  padding: 10px 24px;
  gap: 24px;
}
.header-contact { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-dim); }
.header-contact strong { color: var(--text); font-size: 15px; }
.header-contact-icon {
  width: 30px; height: 30px;
  background: var(--accent-dim);
  border: 1px solid rgba(232,25,10,0.2);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
}
.header-actions { display: flex; align-items: center; gap: 8px; }
.btn-cart {
  display: flex;
  align-items: center;
  gap: 7px;
  background: var(--text);
  color: #fff;
  padding: 9px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 700;
  transition: background 0.2s;
  text-decoration: none;
}
.btn-cart:hover { background: var(--accent); }
.cart-count {
  background: var(--accent);
  color: #fff;
  width: 18px; height: 18px;
  border-radius: 50%;
  font-size: 10px;
  font-weight: 900;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s;
}
.btn-cart:hover .cart-count { background: rgba(255,255,255,0.25); }

/* ── NAV ──────────────────────────────────────── */
.nav-bar { border-top: 1px solid var(--border); background: var(--surface); }
.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 2px;
}
.nav-item { position: relative; }
.nav-link {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 10px 13px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dim);
  white-space: nowrap;
  transition: color 0.2s;
}
.nav-link:hover { color: var(--text); }
.nav-link.active { color: var(--accent); }
.nav-link .nav-chevron { transition: transform 0.2s; }
.nav-item:hover .nav-chevron { transform: rotate(180deg); }
.nav-dropdown {
  position: absolute;
  top: 100%; left: 0;
  min-width: 220px;
  background: var(--ground);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius);
  box-shadow: 0 16px 40px rgba(17,18,36,0.14);
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity 0.18s var(--ease), transform 0.18s var(--ease);
  z-index: 200;
  overflow: hidden;
}
.nav-item:hover .nav-dropdown { opacity: 1; transform: translateY(0); pointer-events: auto; }
.nav-dropdown a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  font-size: 13px;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
  transition: background 0.15s, color 0.15s;
}
.nav-dropdown a:last-child { border-bottom: none; }
.nav-dropdown a:hover { background: var(--accent-dim); color: var(--accent); }
.nav-dropdown .brand-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
}
.nav-sale-badge {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 10px;
  font-weight: 800;
  padding: 1px 6px;
  border-radius: 3px;
  margin-left: 4px;
}

/* ── TRUST BAR ────────────────────────────────── */
.trust-bar { background: var(--text); padding: 13px 24px; }
.trust-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.trust-item { display: flex; align-items: center; gap: 9px; font-size: 13px; font-weight: 600; color: rgba(255,255,255,0.85); }
.trust-icon {
  width: 30px; height: 30px;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; flex-shrink: 0;
}
.trust-sep { width: 1px; height: 26px; background: rgba(255,255,255,0.12); }
@media (max-width: 700px) { .trust-sep { display: none; } }

/* ── PAGE WRAPPER ─────────────────────────────── */
.page-body { padding-top: 108px; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.section { max-width: 1280px; margin: 0 auto; padding: 64px 24px; }
.section-head { margin-bottom: 36px; }
.section-head .label { margin-bottom: 8px; }
.section-title {
  font-family: 'Arial Black', sans-serif;
  font-weight: 900;
  font-size: clamp(26px, 3.2vw, 38px);
  letter-spacing: -0.02em;
  text-transform: uppercase;
  line-height: 1.05;
  color: var(--text);
}
.section-title .accent { color: var(--accent); }
.section-divider { width: 36px; height: 3px; background: var(--accent); border-radius: 2px; margin-top: 14px; }
.section-head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; }
.view-all {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  flex-shrink: 0;
  transition: gap 0.2s;
}
.view-all:hover { gap: 10px; }

/* ── BREADCRUMB ───────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-faint);
  padding: 16px 0;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--text-dim); transition: color 0.2s; }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb-sep { color: var(--text-faint); font-size: 10px; }
.breadcrumb-current { color: var(--text); font-weight: 600; }

/* ── CATEGORIES CARD ──────────────────────────── */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
@media (max-width: 860px) { .categories-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .categories-grid { grid-template-columns: 1fr; } }
.cat-card {
  position: relative;
  background: var(--ground);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 20px;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.cat-card:hover { border-color: var(--accent); transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.cat-icon { font-size: 34px; margin-bottom: 12px; display: block; }
.cat-name { font-weight: 700; font-size: 15px; margin-bottom: 4px; }
.cat-count { font-size: 12px; color: var(--text-dim); }
.cat-arrow { position: absolute; top: 18px; right: 18px; color: var(--text-faint); font-size: 17px; transition: color 0.2s, transform 0.2s; }
.cat-card:hover .cat-arrow { color: var(--accent); transform: translate(2px, -2px); }

/* ── PRODUCT CARD ─────────────────────────────── */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.product-card {
  background: var(--ground);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  position: relative;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.product-card:hover { border-color: var(--border-hi); transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.product-img { position: relative; height: 190px; background: var(--surface); overflow: hidden; }
.product-img canvas { width: 100%; height: 100%; display: block; }
.product-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.badge-wrap { position: absolute; top: 10px; left: 10px; display: flex; flex-direction: column; gap: 4px; }
.product-body { padding: 14px 16px; }
.product-brand { font-size: 11px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 4px; }
.product-name { font-size: 14px; font-weight: 600; line-height: 1.4; margin-bottom: 10px; color: var(--text); min-height: 40px; }
.product-price-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.p-price-main { font-family: 'Arial Black', sans-serif; font-size: 17px; font-weight: 900; color: var(--accent); }
.p-price-old { font-size: 12px; color: var(--text-faint); text-decoration: line-through; }
.btn-add {
  width: 32px; height: 32px;
  background: var(--accent-dim);
  border: 1.5px solid rgba(232,25,10,0.2);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; color: var(--accent); flex-shrink: 0;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.btn-add:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

/* ── BRANDS ───────────────────────────────────── */
.brands-section { background: var(--surface); border-top: 1.5px solid var(--border); border-bottom: 1.5px solid var(--border); padding: 40px 24px; }
.brands-inner { max-width: 1280px; margin: 0 auto; }
.brands-label { text-align: center; margin-bottom: 24px; }
.brands-row { display: flex; align-items: center; justify-content: center; gap: 8px; flex-wrap: wrap; }
.brand-chip {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--ground); border: 1.5px solid var(--border);
  border-radius: 30px; padding: 8px 18px;
  font-size: 13px; font-weight: 700; color: var(--text-dim);
  cursor: pointer; font-family: inherit;
  transition: border-color 0.2s, color 0.2s, box-shadow 0.2s;
  text-decoration: none; white-space: nowrap;
}
.brand-chip:hover { border-color: var(--accent); color: var(--accent); box-shadow: 0 2px 12px rgba(232,25,10,0.1); }
.brand-chip.active { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }
.brand-chip .dot { width: 7px; height: 7px; background: var(--border-hi); border-radius: 50%; transition: background 0.2s; }
.brand-chip:hover .dot, .brand-chip.active .dot { background: var(--accent); }

/* ── COMMITMENTS ──────────────────────────────── */
.commit-section { background: var(--text); }
.commit-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.08);
}
@media (max-width: 900px) { .commit-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) { .commit-grid { grid-template-columns: repeat(2, 1fr); } }
.commit-item { background: var(--text); padding: 32px 20px; text-align: center; transition: background 0.2s; }
.commit-item:hover { background: #1E2030; }
.commit-icon-wrap {
  width: 50px; height: 50px;
  background: rgba(232,25,10,0.15); border: 1px solid rgba(232,25,10,0.3);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin: 0 auto 14px;
}
.commit-title { font-size: 14px; font-weight: 700; margin-bottom: 5px; color: #fff; }
.commit-desc { font-size: 12px; color: rgba(255,255,255,0.5); line-height: 1.5; }

/* ── PROMO BANNER ─────────────────────────────── */
.promo-banner { background: var(--accent); padding: 18px 24px; text-align: center; }
.promo-inner { max-width: 1280px; margin: 0 auto; display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap; }
.promo-text { font-size: 15px; font-weight: 700; color: #fff; }
.promo-cta {
  display: inline-flex; align-items: center; gap: 6px;
  background: #fff; color: var(--accent);
  padding: 7px 16px; border-radius: var(--radius);
  font-size: 13px; font-weight: 800;
  transition: transform 0.2s;
}
.promo-cta:hover { transform: scale(1.04); }

/* ── FOOTER ───────────────────────────────────── */
#footer { background: var(--text); color: rgba(255,255,255,0.7); }
.footer-main {
  max-width: 1280px; margin: 0 auto;
  padding: 60px 24px 40px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}
@media (max-width: 860px) { .footer-main { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-main { grid-template-columns: 1fr; gap: 32px; } }
.footer-logo .logo-h { color: #fff; }
.footer-logo .logo-rule { background: rgba(255,255,255,0.6); }
.footer-logo .logo-tagline { color: rgba(255,255,255,0.6); }
.footer-brand p { color: rgba(255,255,255,0.45); font-size: 13px; line-height: 1.7; margin: 14px 0 20px; max-width: 270px; }
.store-chips { display: flex; flex-direction: column; gap: 8px; }
.store-chip { display: flex; align-items: center; gap: 9px; font-size: 13px; }
.store-chip-icon {
  width: 22px; height: 22px; background: rgba(232,25,10,0.2);
  border-radius: 4px; display: flex; align-items: center; justify-content: center;
  font-size: 11px; flex-shrink: 0;
}
.footer-col h4 {
  font-size: 11px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  color: rgba(255,255,255,0.35); margin-bottom: 16px; padding-bottom: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { font-size: 13px; color: rgba(255,255,255,0.5); transition: color 0.2s; }
.footer-col ul a:hover { color: #fff; }
.footer-contact-row { display: flex; align-items: center; gap: 8px; font-size: 13px; margin-bottom: 10px; }
.footer-contact-row .icon { color: var(--accent); }
.footer-contact-row .lbl { font-size: 11px; color: rgba(255,255,255,0.3); }
.footer-contact-row strong { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 18px 24px; }
.footer-bottom-inner { max-width: 1280px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer-copy { font-size: 12px; color: rgba(255,255,255,0.3); }
.footer-badges { display: flex; align-items: center; gap: 6px; }
.payment-badge { display: inline-block; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12); border-radius: 4px; padding: 4px 10px; font-size: 11px; font-weight: 700; color: rgba(255,255,255,0.45); }

/* ══════════════════════════════════════════════
   CATEGORY PAGE
   ══════════════════════════════════════════════ */

.category-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 28px;
  align-items: start;
}
@media (max-width: 860px) { .category-layout { grid-template-columns: 1fr; } }

/* Sidebar */
.sidebar { display: flex; flex-direction: column; gap: 16px; }
.sidebar-block {
  background: var(--ground);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.sidebar-block-head {
  padding: 13px 16px;
  font-size: 13px;
  font-weight: 700;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.sidebar-block-body { padding: 12px 16px; }
.filter-list { display: flex; flex-direction: column; gap: 2px; }
.filter-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: var(--radius-sm);
  font-size: 13px; cursor: pointer;
  transition: background 0.15s, color 0.15s;
  color: var(--text-dim);
}
.filter-item:hover { background: var(--accent-dim); color: var(--accent); }
.filter-item.active { background: var(--accent-dim); color: var(--accent); font-weight: 600; }
.filter-item input[type=checkbox] { accent-color: var(--accent); width: 15px; height: 15px; flex-shrink: 0; }
.filter-count { margin-left: auto; font-size: 11px; color: var(--text-faint); }

.price-range { display: flex; align-items: center; gap: 10px; }
.price-input {
  flex: 1; padding: 8px 10px; border: 1.5px solid var(--border);
  border-radius: var(--radius-sm); font-size: 13px; color: var(--text);
  background: var(--ground); transition: border-color 0.2s;
}
.price-input:focus { outline: none; border-color: var(--accent); }
.price-sep { color: var(--text-faint); font-size: 13px; }
.btn-filter {
  width: 100%; margin-top: 10px; padding: 9px;
  background: var(--accent); color: #fff;
  border-radius: var(--radius); font-size: 13px; font-weight: 700;
  transition: opacity 0.2s;
}
.btn-filter:hover { opacity: 0.88; }

/* Category main area */
.category-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; margin-bottom: 20px; flex-wrap: wrap;
}
.result-count { font-size: 13px; color: var(--text-dim); }
.result-count strong { color: var(--text); }
.sort-select {
  padding: 8px 12px; border: 1.5px solid var(--border);
  border-radius: var(--radius); font-size: 13px; color: var(--text);
  background: var(--ground); cursor: pointer;
  transition: border-color 0.2s;
}
.sort-select:focus { outline: none; border-color: var(--accent); }

/* Pagination */
.pagination {
  display: flex; align-items: center; justify-content: center;
  gap: 6px; margin-top: 40px;
}
.page-btn {
  width: 36px; height: 36px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 600; color: var(--text-dim);
  background: var(--ground); font-family: inherit;
  cursor: pointer; transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.page-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.page-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.page-btn:disabled { opacity: 0.35; cursor: default; }

/* ══════════════════════════════════════════════
   PRODUCT DETAIL PAGE
   ══════════════════════════════════════════════ */

.product-detail-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
@media (max-width: 860px) { .product-detail-layout { grid-template-columns: 1fr; } }

/* Gallery */
.gallery { display: flex; flex-direction: column; gap: 12px; }
.gallery-main {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  position: relative;
}
.gallery-main canvas { width: 100%; height: 100%; display: block; }
.gallery-main img { width: 100%; height: 100%; object-fit: contain; display: block; }
.gallery-zoom {
  position: absolute; top: 12px; right: 12px;
  width: 32px; height: 32px; background: rgba(255,255,255,0.9);
  border-radius: var(--radius-sm); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; cursor: pointer;
}
.gallery-thumbs { display: flex; gap: 8px; }
.gallery-thumb {
  width: 72px; height: 72px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden; cursor: pointer;
  transition: border-color 0.2s;
  flex-shrink: 0;
}
.gallery-thumb.active { border-color: var(--accent); }
.gallery-thumb canvas { width: 100%; height: 100%; display: block; }
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* Product info */
.product-info-panel { display: flex; flex-direction: column; gap: 20px; }
.product-info-brand { font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-faint); }
.product-info-name {
  font-family: 'Arial Black', sans-serif;
  font-weight: 900;
  font-size: clamp(20px, 2.5vw, 28px);
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--text);
}
.product-info-rating { display: flex; align-items: center; gap: 10px; font-size: 13px; }
.stars-filled { color: #FFAA00; letter-spacing: 1px; }
.rating-count { color: var(--text-dim); }
.rating-sold { color: var(--text-faint); }
.product-info-price {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 18px 20px;
  display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap;
}
.price-big { font-family: 'Arial Black', sans-serif; font-size: 32px; font-weight: 900; color: var(--accent); }
.price-orig { font-size: 16px; color: var(--text-faint); text-decoration: line-through; }
.price-badge { background: var(--accent); color: #fff; font-size: 13px; font-weight: 800; padding: 3px 9px; border-radius: 4px; }

.product-info-meta { display: flex; flex-direction: column; gap: 10px; }
.meta-row { display: flex; align-items: center; gap: 10px; font-size: 14px; }
.meta-label { font-weight: 600; color: var(--text-dim); width: 130px; flex-shrink: 0; }
.meta-value { color: var(--text); }
.meta-value.in-stock { color: #1A9640; font-weight: 600; }
.meta-value.out-stock { color: var(--accent); font-weight: 600; }

/* Color/variant picker */
.variant-group { display: flex; flex-direction: column; gap: 8px; }
.variant-label { font-size: 13px; font-weight: 600; color: var(--text-dim); }
.variant-options { display: flex; gap: 8px; flex-wrap: wrap; }
.variant-btn {
  padding: 7px 16px; border: 1.5px solid var(--border);
  border-radius: var(--radius-sm); font-size: 13px; font-weight: 600;
  color: var(--text-dim); cursor: pointer; transition: all 0.2s;
}
.variant-btn:hover { border-color: var(--accent); color: var(--accent); }
.variant-btn.active { border-color: var(--accent); background: var(--accent-dim); color: var(--accent); }

/* Quantity */
.qty-group { display: flex; flex-direction: column; gap: 8px; }
.qty-control { display: flex; align-items: center; gap: 0; }
.qty-btn {
  width: 38px; height: 38px;
  border: 1.5px solid var(--border); background: var(--surface);
  font-size: 18px; font-weight: 700; color: var(--text-dim);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: border-color 0.2s, color 0.2s;
}
.qty-btn:first-child { border-radius: var(--radius-sm) 0 0 var(--radius-sm); }
.qty-btn:last-child { border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }
.qty-btn:hover { border-color: var(--accent); color: var(--accent); }
.qty-input {
  width: 56px; height: 38px;
  border: 1.5px solid var(--border); border-left: none; border-right: none;
  text-align: center; font-size: 15px; font-weight: 700; color: var(--text);
  background: var(--ground);
}
.qty-input:focus { outline: none; }

/* CTA buttons */
.product-cta { display: flex; gap: 10px; }
.btn-buy-now {
  flex: 1; padding: 14px; background: var(--accent); color: #fff;
  border-radius: var(--radius); font-size: 15px; font-weight: 800;
  text-align: center; transition: transform 0.2s, box-shadow 0.2s;
}
.btn-buy-now:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(232,25,10,0.35); }
.btn-add-cart {
  flex: 1; padding: 14px; background: transparent; color: var(--accent);
  border: 2px solid var(--accent); border-radius: var(--radius);
  font-size: 15px; font-weight: 800; text-align: center;
  transition: background 0.2s, color 0.2s;
}
.btn-add-cart:hover { background: var(--accent-dim); }

/* Trust mini */
.trust-mini { display: flex; flex-wrap: wrap; gap: 10px; }
.trust-mini-item {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--text-dim);
}
.trust-mini-item .icon { font-size: 14px; }

/* Tabs */
.tabs-bar {
  display: flex; border-bottom: 2px solid var(--border);
  gap: 0; margin-bottom: 24px;
}
.tab-btn {
  padding: 12px 20px; font-size: 14px; font-weight: 600;
  color: var(--text-dim); border-bottom: 2px solid transparent;
  margin-bottom: -2px; cursor: pointer; transition: color 0.2s, border-color 0.2s;
  white-space: nowrap;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
.tab-panel p { color: var(--text-dim); line-height: 1.8; margin-bottom: 14px; font-size: 14px; }
.tab-panel ul { list-style: disc; padding-left: 20px; display: flex; flex-direction: column; gap: 6px; }
.tab-panel ul li { color: var(--text-dim); font-size: 14px; line-height: 1.6; }

/* Specs table */
.specs-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.specs-table tr { border-bottom: 1px solid var(--border); }
.specs-table tr:last-child { border-bottom: none; }
.specs-table td { padding: 11px 14px; vertical-align: top; }
.specs-table td:first-child { width: 38%; font-weight: 600; color: var(--text-dim); background: var(--surface); }
.specs-table td:last-child { color: var(--text); }

/* Reviews */
.review-summary {
  display: flex; align-items: center; gap: 32px;
  background: var(--surface); border-radius: var(--radius);
  padding: 24px; margin-bottom: 24px; flex-wrap: wrap;
}
.review-score-big { font-family: 'Arial Black', sans-serif; font-size: 52px; font-weight: 900; color: var(--text); line-height: 1; }
.review-score-stars { color: #FFAA00; font-size: 20px; margin: 4px 0; letter-spacing: 2px; }
.review-score-count { font-size: 13px; color: var(--text-dim); }
.review-bars { flex: 1; display: flex; flex-direction: column; gap: 6px; min-width: 180px; }
.review-bar-row { display: flex; align-items: center; gap: 10px; font-size: 12px; }
.review-bar-track { flex: 1; height: 6px; background: var(--surface-hi); border-radius: 3px; overflow: hidden; }
.review-bar-fill { height: 100%; background: #FFAA00; border-radius: 3px; }
.review-card {
  border: 1.5px solid var(--border); border-radius: var(--radius);
  padding: 18px; margin-bottom: 14px;
}
.review-card-head { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.review-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--surface-hi); display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 14px; color: var(--text-dim); flex-shrink: 0;
}
.review-author { font-weight: 600; font-size: 14px; }
.review-date { font-size: 12px; color: var(--text-faint); }
.review-stars { color: #FFAA00; font-size: 13px; }
.review-text { font-size: 14px; color: var(--text-dim); line-height: 1.7; }
.review-verify { font-size: 11px; color: #1A9640; font-weight: 600; margin-top: 8px; }

/* ══════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════ */
@media (max-width: 640px) {
  .header-contact { display: none; }
  .product-cta { flex-direction: column; }
  .product-detail-layout { gap: 28px; }
  .section { padding: 40px 16px; }
}

/* ══════════════════════════════════════════════
   #8 PROMO COUNTDOWN BANNER
   ══════════════════════════════════════════════ */
#promo-banner {
  background: var(--accent); color: #fff;
  padding: 10px 48px 10px 16px;
  display: flex; align-items: center; justify-content: center;
  gap: 14px; flex-wrap: wrap; position: relative; font-size: 13px; font-weight: 600;
}
.promo-banner-text { display: flex; align-items: center; gap: 8px; }
.promo-countdown { display: flex; align-items: center; gap: 5px; font-size: 12px; }
.promo-countdown-chip {
  background: rgba(255,255,255,0.25); border-radius: 5px;
  padding: 2px 7px; font-weight: 900; font-family: monospace; font-size: 14px; min-width: 32px; text-align: center;
}
.promo-banner-close {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: rgba(255,255,255,0.8);
  font-size: 20px; cursor: pointer; line-height: 1; padding: 4px;
}
.promo-banner-close:hover { color: #fff; }

/* ══════════════════════════════════════════════
   #6/#1 CAR FINDER WIDGET
   ══════════════════════════════════════════════ */
.car-finder {
  background: var(--surface); border: 1.5px solid var(--border);
  border-radius: var(--radius); padding: 28px 32px; margin: 32px 0;
}
.car-finder-head { display: flex; align-items: baseline; gap: 10px; margin-bottom: 18px; }
.car-finder-title { font-family: 'Arial Black', sans-serif; font-size: 20px; font-weight: 900; }
.car-finder-sub { font-size: 13px; color: var(--text-faint); }
.car-finder-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: stretch; }
.car-finder-select {
  flex: 1; min-width: 160px; height: 46px; padding: 0 14px;
  border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  font-size: 14px; font-family: inherit; color: var(--text); background: var(--ground);
  cursor: pointer; transition: border-color 0.2s;
}
.car-finder-select:focus { outline: none; border-color: var(--accent); }
.car-finder-select:disabled { opacity: 0.45; cursor: default; }
.car-finder-btn {
  height: 46px; padding: 0 28px; background: var(--accent); color: #fff;
  border: none; border-radius: var(--radius-sm); font-size: 14px; font-weight: 700;
  cursor: pointer; font-family: inherit; transition: opacity 0.2s; white-space: nowrap;
}
.car-finder-btn:hover { opacity: 0.88; }
.car-finder-result {
  margin-top: 18px; padding: 16px; background: var(--ground);
  border: 1.5px solid var(--accent); border-radius: var(--radius-sm);
  display: none;
}
.car-finder-result.visible { display: block; }
.car-finder-result-title { font-size: 13px; font-weight: 700; color: var(--text-dim); margin-bottom: 10px; }
.car-finder-links { display: flex; gap: 10px; flex-wrap: wrap; }
.car-finder-link {
  padding: 9px 18px; background: var(--accent); color: #fff;
  border-radius: var(--radius-sm); font-size: 13px; font-weight: 700;
  text-decoration: none; transition: opacity 0.2s;
}
.car-finder-link:hover { opacity: 0.88; }
.car-finder-link.secondary {
  background: var(--ground); color: var(--accent);
  border: 1.5px solid var(--accent);
}

/* ══════════════════════════════════════════════
   #7 ZALO FLOATING WIDGET
   ══════════════════════════════════════════════ */
.zalo-float {
  position: fixed; bottom: 24px; right: 20px; z-index: 998;
  display: flex; flex-direction: column; align-items: center; gap: 5px;
  text-decoration: none;
}
.zalo-float-btn {
  width: 54px; height: 54px; background: #0068FF; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 18px rgba(0,104,255,0.45);
  font-size: 22px; font-weight: 900; color: #fff; font-family: 'Arial Black', sans-serif;
  transition: transform 0.2s, box-shadow 0.2s;
}
.zalo-float-btn:hover { transform: scale(1.1); box-shadow: 0 6px 24px rgba(0,104,255,0.55); }
.zalo-float-label { font-size: 11px; font-weight: 700; color: #0068FF; background: #fff; padding: 2px 6px; border-radius: 4px; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
.zalo-float-pulse {
  position: absolute; width: 54px; height: 54px; border-radius: 50%;
  background: rgba(0,104,255,0.3); animation: zalo-pulse 2s infinite;
}
@keyframes zalo-pulse { 0%{transform:scale(1);opacity:0.8} 100%{transform:scale(1.7);opacity:0} }

/* ══════════════════════════════════════════════
   #4 STICKY MOBILE CTA
   ══════════════════════════════════════════════ */
.sticky-cta-bar {
  display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 996;
  background: #fff; border-top: 2px solid var(--border);
  padding: 10px 16px; gap: 12px; align-items: center;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.1);
}
.sticky-cta-info { flex: 1; }
.sticky-cta-price { font-family: 'Arial Black', sans-serif; font-size: 17px; font-weight: 900; color: var(--accent); }
.sticky-cta-old { font-size: 11px; color: var(--text-faint); text-decoration: line-through; }
.sticky-cta-bar .btn-buy-now { padding: 10px 18px; font-size: 13px; }
.sticky-cta-bar .btn-add-cart { padding: 10px 14px; font-size: 13px; }
@media (max-width: 768px) { .sticky-cta-bar.visible { display: flex; } }
.order-form-call { display: block; text-align: center; margin-top: 12px; font-size: 14px; font-weight: 700; color: var(--accent); text-decoration: none; }

/* ══════════════════════════════════════════════
   #5 PRODUCT COMPARISON
   ══════════════════════════════════════════════ */
.compare-bar {
  display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 995;
  background: #111827; color: #fff; padding: 12px 20px;
  align-items: center; gap: 14px; box-shadow: 0 -4px 24px rgba(0,0,0,0.3);
}
.compare-bar.show { display: flex; }
.compare-bar-label { font-size: 13px; color: rgba(255,255,255,0.6); white-space: nowrap; }
.compare-slots { display: flex; gap: 8px; flex: 1; flex-wrap: wrap; }
.compare-slot {
  background: rgba(255,255,255,0.08); border: 1.5px dashed rgba(255,255,255,0.2);
  border-radius: 8px; padding: 6px 12px; font-size: 12px;
  display: flex; align-items: center; gap: 8px; min-width: 160px;
}
.compare-slot.filled { border-style: solid; border-color: rgba(255,255,255,0.3); background: rgba(255,255,255,0.12); }
.compare-slot-name { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 130px; }
.compare-slot-remove { background: none; border: none; color: rgba(255,255,255,0.5); cursor: pointer; font-size: 16px; line-height: 1; padding: 0; }
.compare-slot-remove:hover { color: #fff; }
.compare-btn { background: var(--accent); color: #fff; border: none; border-radius: var(--radius-sm); padding: 10px 20px; font-weight: 700; font-size: 14px; cursor: pointer; white-space: nowrap; font-family: inherit; transition: opacity 0.2s; }
.compare-btn:hover { opacity: 0.88; }
.compare-btn:disabled { opacity: 0.4; cursor: default; }
.compare-clear { background: none; border: 1.5px solid rgba(255,255,255,0.2); color: rgba(255,255,255,0.6); border-radius: var(--radius-sm); padding: 8px 14px; cursor: pointer; font-size: 13px; white-space: nowrap; font-family: inherit; }
.compare-clear:hover { border-color: rgba(255,255,255,0.5); color: #fff; }

/* Compare modal */
.compare-modal-overlay {
  display: none; position: fixed; inset: 0; z-index: 9998;
  background: rgba(0,0,0,0.6); align-items: center; justify-content: center; padding: 16px;
}
.compare-modal-overlay.open { display: flex; }
.compare-modal-box {
  background: #fff; border-radius: 16px; max-width: 760px; width: 100%;
  max-height: 88vh; overflow-y: auto; padding: 32px; position: relative;
}
.compare-modal-close {
  position: absolute; top: 14px; right: 16px; background: none; border: none;
  font-size: 24px; cursor: pointer; color: #aaa; line-height: 1;
}
.compare-modal-close:hover { color: #333; }
.compare-table { width: 100%; border-collapse: collapse; margin-top: 16px; }
.compare-table th { padding: 12px 14px; text-align: left; font-size: 13px; font-weight: 700; border-bottom: 2px solid var(--border); }
.compare-table th:first-child { width: 130px; color: var(--text-faint); }
.compare-table td { padding: 10px 14px; border-bottom: 1px solid var(--border); font-size: 13px; vertical-align: top; }
.compare-table td:first-child { font-weight: 600; color: var(--text-dim); background: var(--surface); }
.compare-table tr:last-child td { border-bottom: none; }
.compare-price-row td { font-weight: 700; color: var(--accent); font-size: 15px; }
.compare-product-name { font-weight: 700; font-size: 13px; line-height: 1.4; }
.compare-product-brand { font-size: 11px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 4px; }

/* Compare checkbox on card */
.card-compare-wrap { position: absolute; top: 44px; right: 10px; z-index: 2; }
.card-compare-check { display: none; }
.card-compare-label {
  display: flex; align-items: center; gap: 5px; cursor: pointer;
  background: rgba(255,255,255,0.92); border: 1.5px solid var(--border);
  border-radius: 20px; padding: 4px 10px; font-size: 11px; font-weight: 700;
  color: var(--text-dim); transition: border-color 0.2s, color 0.2s;
  white-space: nowrap;
}
.card-compare-check:checked + .card-compare-label {
  border-color: var(--accent); color: var(--accent); background: #fff0ee;
}

/* ══════════════════════════════════════════════
   #3 ORDER FORM
   ══════════════════════════════════════════════ */
.order-form-row { margin-bottom: 14px; }
.order-form-row label { display: block; font-size: 11px; font-weight: 700; color: var(--text-dim); margin-bottom: 5px; text-transform: uppercase; letter-spacing: 0.04em; }
.order-form-row input, .order-form-row textarea, .order-form-row select {
  width: 100%; padding: 10px 14px; border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  font-size: 14px; font-family: inherit; color: var(--text); background: var(--ground);
  box-sizing: border-box; transition: border-color 0.2s;
}
.order-form-row input:focus, .order-form-row textarea:focus, .order-form-row select:focus { outline: none; border-color: var(--accent); }
.order-form-row textarea { resize: vertical; min-height: 68px; }
.order-form-submit {
  width: 100%; background: var(--accent); color: #fff; border: none; border-radius: var(--radius-sm);
  padding: 14px; font-size: 16px; font-weight: 700; cursor: pointer; font-family: inherit;
  transition: opacity 0.2s; margin-top: 4px;
}
.order-form-submit:hover { opacity: 0.88; }
.order-success { display: none; text-align: center; padding: 16px 0; }
.order-success-icon { font-size: 48px; margin-bottom: 12px; }
.order-success h3 { font-size: 18px; font-weight: 900; margin-bottom: 8px; }
.order-success p { color: var(--text-dim); font-size: 14px; }

/* ══════════════════════════════════════════════
   #2 IMAGE SUPPORT (img + canvas fallback)
   ══════════════════════════════════════════════ */
.product-img img.product-photo {
  width: 100%; height: 100%; object-fit: cover; border-radius: inherit; display: block;
}