/* ===========================================================
   TIÊN DU — Phụ tùng ô tô phân phối độc quyền
   Stylesheet chuyển đổi 1:1 từ thiết kế Figma
   =========================================================== */

:root {
  /* Colors */
  --color-primary: #fecd27;
  --color-primary-dark: #e1ae01;
  --color-black: #000000;
  --color-near-black: #101010;
  --color-text: #252b42;
  --color-text-muted: #737373;
  --color-text-light: #6e6e6e;
  --color-border: #d2d2d2;
  --color-bg-soft: #f5f5f5;
  --color-bg-tab: #e7e7e7;
  --color-chip: #eaeaea;
  --color-stock-green: #22c55e;
  --color-link-blue: #007aff;
  --color-white: #ffffff;

  /* Type */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-cta: 'Plus Jakarta Sans', var(--font-body);

  /* Radii */
  --radius-pill: 64px;
  --radius-lg: 12px;
  --radius-md: 8px;
  --radius-sm: 4px;

  /* Layout */
  --container-max: 1440px;
  --container-pad: 56px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-near-black);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; text-decoration: none; }

button { font-family: inherit; cursor: pointer; }

ul { margin: 0; padding: 0; list-style: none; }

p { margin: 0; }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
}

:focus-visible {
  outline: 2px solid var(--color-primary-dark);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ===========================================================
   BUTTONS
   =========================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: none;
  border-radius: var(--radius-pill);
  font-family: var(--font-cta);
  font-weight: 700;
  font-size: 15px;
  padding: 12px 20px;
  white-space: nowrap;
  transition: transform 0.15s ease, opacity 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-yellow {
  background: var(--color-primary);
  color: var(--color-near-black);
}
.btn-yellow:hover { box-shadow: 0 6px 18px rgba(254, 205, 39, 0.4); }

.btn-black {
  background: var(--color-black);
  color: var(--color-white);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
}
.btn-black:hover { box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3); }

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255,255,255,0.6);
}
.btn-outline:hover {
  border-color: var(--color-white);
  background: rgba(255,255,255,0.08);
}

.btn-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* ===========================================================
   NAV
   =========================================================== */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 500;
  background: #000000;
  transition: box-shadow 0.3s ease;
}
.site-nav.is-scrolled {
  box-shadow: 0 2px 24px rgba(0,0,0,0.5);
}
.site-nav .container {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
  gap: 16px;
}
.nav-zalo-btn {
  display: none;
}
.nav-logo-link {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}
.nav-logo-img {
  height: 40px;
  width: auto;
}
.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  white-space: nowrap;
  flex: 1;
  margin: 0 8px;
}
.nav-link {
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.6px;
  color: #d2d2d2;
  transition: color 0.15s ease;
}
.nav-link:hover { color: var(--color-white); }
.nav-call-btn {
  font-size: 14px;
  flex-shrink: 0;
}
.nav-call-btn img { width: 16px; height: 16px; }

.nav-burger {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  color: var(--color-white);
}
.nav-burger svg { width: 24px; height: 24px; }


/* ===========================================================
   HERO
   =========================================================== */
.hero {
  position: relative;
  margin-top: 0;
  min-height: 791px;
  border-radius: 0 0 24px 24px;
  overflow: hidden;
  display: flex;
}
.hero-media {
  position: absolute;
  inset: 0;
}
.hero-media img,
.hero-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,1) 0%, rgba(0,0,0,0.85) 14%, rgba(0,0,0,0) 62%);
}
.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 56px;
  text-align: center;
  flex: 1;
}
.hero-title {
  color: var(--color-white);
  font-weight: 600;
  font-size: 48px;
  line-height: 64px;
  letter-spacing: 0.5px;
  margin: 0;
}
.hero-subtitle {
  color: var(--color-white);
  font-weight: 500;
  font-size: 16px;
  line-height: 24px;
  margin: 0;
  max-width: 640px;
}
.hero-ctas {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  margin-top: 8px;
}
.hero-search-wrap {
  position: relative;
}
.hero-search {
  display: flex;
  align-items: center;
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--color-primary-dark);
  border-radius: var(--radius-pill);
  padding: 2px;
}
.hero-search input {
  width: 260px;
  max-width: 60vw;
  background: transparent;
  border: none;
  outline: none;
  color: var(--color-white);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  padding: 12px 20px;
}
.hero-search input::placeholder {
  color: rgba(255,255,255,0.6);
}
.hero-search-btn {
  font-size: 14px;
}
.hero-search-btn img { width: 16px; height: 16px; }

/* Hero search dropdown */
.hero-search-results {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(0,0,0,0.22);
  overflow: hidden;
  z-index: 200;
  display: none;
}
.hero-search-results.is-open { display: block; }
.hero-search-result-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  cursor: pointer;
  transition: background 0.15s;
  text-decoration: none;
  color: var(--color-text);
}
.hero-search-result-item:hover,
.hero-search-result-item:focus { background: var(--color-bg-soft); outline: none; }
.hero-search-result-item + .hero-search-result-item {
  border-top: 1px solid var(--color-border);
}
.hero-search-result-thumb {
  width: 44px;
  height: 44px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  background: var(--color-bg-soft);
}
.hero-search-result-info { flex: 1; min-width: 0; }
.hero-search-result-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-near-black);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.hero-search-result-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
}
.hero-search-result-cat {
  font-size: 11px;
  color: var(--color-text-muted);
}
.hero-search-result-price {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-near-black);
}
.hero-search-result-all {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary-dark);
  background: #fffbea;
  cursor: pointer;
  border-top: 1px solid var(--color-border);
  text-decoration: none;
}
.hero-search-result-all:hover { background: #fff3c4; }
.hero-search-result-empty {
  padding: 16px 14px;
  font-size: 13px;
  color: var(--color-text-muted);
  text-align: center;
}
.hero-search-result-header {
  padding: 8px 14px 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--color-primary-dark);
  background: #fffbea;
  border-bottom: 1px solid #fde68a;
}

/* Vehicle filter banner on san-pham.html */
.vehicle-filter-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: #fffbea;
  border: 1px solid #fde68a;
  border-radius: var(--radius-md);
  padding: 12px 18px;
  margin-bottom: 24px;
  font-size: 14px;
  color: var(--color-text);
}
.vehicle-filter-banner strong { color: var(--color-near-black); }
.vehicle-filter-clear {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  white-space: nowrap;
  transition: border-color 0.15s, color 0.15s;
}
.vehicle-filter-clear:hover { border-color: var(--color-near-black); color: var(--color-near-black); }

/* ===========================================================
   FEATURE STRIP
   =========================================================== */
.feature-strip {
  background: var(--color-white);
  padding: 24px var(--container-pad);
}
.feature-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.feature-card {
  background: var(--color-bg-soft);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 36px 12px;
  text-align: center;
}
.feature-card img {
  width: 48px;
  height: 48px;
}
.feature-card h3 {
  margin: 0;
  font-family: 'SF Pro Display', var(--font-body);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-near-black);
}

/* ===========================================================
   SECTION HEADINGS
   =========================================================== */
.section {
  padding: 80px var(--container-pad);
}
.section-title {
  font-weight: 500;
  font-size: 36px;
  line-height: 40px;
  letter-spacing: 3.6px;
  text-transform: uppercase;
  text-align: center;
  color: var(--color-near-black);
  margin: 0 0 40px;
}
.section-inner {
  max-width: var(--container-max);
  margin: 0 auto;
}

/* ===========================================================
   CATEGORY GRID
   =========================================================== */
.category-section { background: var(--color-white); }
.category-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}
.category-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.2s ease;
}
.category-card:hover { transform: translateY(-4px); }
.category-card .cat-image {
  height: 234px;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.category-card .cat-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.category-card .cat-name {
  padding: 16px;
  text-align: center;
  font-weight: 600;
  font-size: 16px;
  color: var(--color-near-black);
}

/* ===========================================================
   BESTSELLERS
   =========================================================== */
.bestsellers-section { background: var(--color-bg-tab); }
.tab-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--color-bg-tab);
  border-radius: 999px;
  padding: 4px;
  width: fit-content;
  margin: 0 auto 48px;
  flex-wrap: wrap;
}
.tab-btn {
  background: var(--color-bg-tab);
  border: none;
  border-radius: 999px;
  padding: 10px 20px;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 1.3px;
  text-transform: uppercase;
  color: var(--color-near-black);
  transition: background 0.15s ease, color 0.15s ease;
}
.tab-btn.active {
  background: var(--color-black);
  color: var(--color-white);
}
.tab-btn:not(.active):hover {
  background: #dcdcdc;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.product-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 24px rgba(0,0,0,0.14);
}
.product-card-image {
  position: relative;
  height: 272px;
  overflow: hidden;
}
.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.product-tags {
  position: absolute;
  top: 19px;
  left: 16px;
  right: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.tag-group {
  display: flex;
  gap: 6px;
}
.chip {
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  font-size: 10px;
  font-weight: 500;
  white-space: nowrap;
  background: var(--color-chip);
  color: var(--color-text-light);
}
.chip-brand {
  background: var(--color-primary);
  color: var(--color-near-black);
  font-weight: 700;
}
.chip-category {
  background: var(--color-chip);
  color: var(--color-near-black);
  font-weight: 500;
}
.product-card-content {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 14px 16px;
  flex: 1;
}
.product-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--color-near-black);
  line-height: 1.4;
}
.product-desc {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.product-desc-line {
  display: flex;
  gap: 6px;
  align-items: flex-start;
  font-size: 11px;
  color: var(--color-text-light);
}
.product-desc-line .dot {
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1;
}
.product-divider {
  height: 1px;
  background: var(--color-chip);
  width: 100%;
}
.price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.price {
  font-weight: 700;
  font-size: 18px;
  color: var(--color-near-black);
}
.stock-badge {
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: rgba(34,197,94,0.12);
  color: var(--color-stock-green);
  font-size: 10px;
  font-weight: 500;
  white-space: nowrap;
}
.product-card { cursor: pointer; }

.product-cta {
  width: 100%;
  margin-top: auto;
}

.cta-more-wrap {
  display: flex;
  justify-content: center;
  margin-top: 64px;
}

/* ===========================================================
   BRANDS
   =========================================================== */
.brands-section { background: var(--color-white); }
.brand-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
}
.brand-item {
  width: 136px;
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2px 32px;
  border-radius: var(--radius-md);
  filter: grayscale(100%) opacity(0.55);
  transition: filter 0.2s ease;
}
.brand-item:hover {
  filter: grayscale(0%) opacity(1);
}
.brand-item img {
  width: 72px;
  height: 72px;
  object-fit: contain;
}

/* ===========================================================
   PROMO CAROUSEL
   =========================================================== */
.promo-carousel {
  position: relative;
  overflow: hidden;
  background: var(--color-black);
}
.promo-track {
  display: flex;
  transition: transform 0.5s ease;
}
.promo-slide {
  position: relative;
  flex: 0 0 100%;
  height: 615px;
  display: flex;
}
.promo-slide img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.promo-slide::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.05) 55%, rgba(0,0,0,0) 80%);
}
.promo-slide-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 24px;
  padding: 108px 80px;
  max-width: 560px;
}
.promo-slide-title {
  color: var(--color-white);
  font-weight: 500;
  font-size: 36px;
  line-height: 40px;
  letter-spacing: 3.6px;
  text-transform: uppercase;
  margin: 0;
  white-space: nowrap;
}
.promo-slide-text {
  color: var(--color-white);
  font-size: 16px;
  line-height: 22.5px;
  margin: 0;
  max-width: 420px;
}
.promo-dots {
  position: absolute;
  bottom: 24px;
  left: 80px;
  display: flex;
  gap: 4px;
  z-index: 3;
}
.promo-dot {
  width: 40px;
  height: 6px;
  border-radius: 3px;
  background: rgba(255,255,255,0.35);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: background 0.2s ease;
}
.promo-dot.active { background: var(--color-primary); }

/* ===========================================================
   TESTIMONIALS
   =========================================================== */
.testimonials-section { background: var(--color-white); }
.testimonial-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}
.testimonial-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 5px;
  padding: 30px 35px;
  width: 257px;
  flex-shrink: 0;
}
.testimonial-stars {
  display: flex;
  gap: 5px;
  margin-bottom: 20px;
}
.testimonial-stars img { width: 22px; height: 22px; }
.testimonial-quote {
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: 16px;
  line-height: 24px;
  letter-spacing: 0.2px;
  margin-bottom: 20px;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 15px;
}
.testimonial-author img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
}
.testimonial-author-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--color-link-blue);
}
.testimonial-author-role {
  font-weight: 500;
  font-size: 16px;
  color: var(--color-text);
}

/* ===========================================================
   CTA BANNER
   =========================================================== */
.cta-banner-wrap {
  padding: 32px var(--container-pad);
}
.cta-banner {
  max-width: var(--container-max);
  margin: 0 auto;
  background: linear-gradient(95deg, #a88200 0.2%, var(--color-primary-dark) 99.9%);
  border-radius: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  padding: 64px 56px;
  text-align: center;
}
.cta-banner-title {
  color: var(--color-white);
  font-weight: 600;
  font-size: 24px;
  line-height: 40px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin: 0;
}
.cta-banner .btn-black img { width: 24px; height: 24px; }

/* ===========================================================
   FOOTER
   =========================================================== */
.site-footer {
  background: var(--color-black);
  padding: 48px var(--container-pad) 32px;
}
.footer-top {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 360px;
}
.footer-brand img {
  width: 73px;
  height: 64px;
}
.footer-brand-name {
  font-weight: 700;
  font-size: 18px;
  color: var(--color-white);
}
.footer-brand-desc {
  color: #b8b8b8;
  font-size: 14px;
  line-height: 1.6;
}
.footer-cols {
  display: flex;
  gap: 56px;
  flex-wrap: wrap;
}
.footer-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 12px;
}
.footer-col-title {
  font-weight: 700;
  color: #e8e8e8;
  margin-bottom: 0;
}
.footer-col a,
.footer-col span {
  color: #8e8e8e;
  line-height: 18px;
}
.footer-col a:hover { color: var(--color-primary); }
.footer-contact { max-width: 336px; }
.footer-divider {
  max-width: var(--container-max);
  margin: 24px auto;
  height: 1px;
  background: #333;
}
.footer-bottom {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-copy {
  color: #606060;
  font-size: 10px;
}
.footer-social {
  display: flex;
  gap: 8px;
}
.footer-social a {
  padding: 6px 8px;
  border-radius: 6px;
  font-size: 10px;
  font-weight: 500;
  color: #d2d2d2;
  transition: color 0.15s ease;
}
.footer-social a:hover { color: var(--color-primary); }

/* ===========================================================
   PAGE HEADER — Inner pages (thay thế .hero của homepage)
   =========================================================== */
.page-header {
  position: relative;
  background: var(--color-near-black);
  padding-bottom: 72px;
  overflow: hidden;
}
.page-header::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 0%, rgba(254,205,39,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.page-hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 160px var(--container-pad) 0;
  text-align: center;
}
.page-hero-title {
  color: var(--color-white);
  font-weight: 600;
  font-size: 42px;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin: 0 0 16px;
}
.page-hero-sub {
  color: rgba(255,255,255,0.6);
  font-size: 16px;
  line-height: 26px;
  margin: 0;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  margin-bottom: 16px;
}
.breadcrumb a { color: rgba(255,255,255,0.6); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb-sep { opacity: 0.4; }

/* ===========================================================
   FILTER BAR (san-pham page)
   =========================================================== */
.filter-bar {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.filter-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-width: 160px;
}
.filter-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.filter-select {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-near-black);
  background: var(--color-bg-soft);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23737373' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}
.filter-select:focus { outline: 2px solid var(--color-primary); border-color: transparent; }

.filter-search {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  background: var(--color-bg-soft);
  flex: 2;
  min-width: 220px;
}
.filter-search input {
  border: none;
  background: transparent;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--color-near-black);
  flex: 1;
  outline: none;
}
.filter-search input::placeholder { color: var(--color-text-muted); }

.products-count {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

/* ===========================================================
   VEHICLE LOOKUP (tra-cuu page)
   =========================================================== */
.lookup-section {
  background: var(--color-bg-soft);
  padding: 80px var(--container-pad);
}
.lookup-card {
  max-width: 860px;
  margin: 0 auto;
  background: var(--color-white);
  border-radius: 20px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.1);
  padding: 48px;
}
.lookup-steps {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 40px;
}
.lookup-step {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
}
.lookup-step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-bg-tab);
  color: var(--color-text-muted);
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.2s, color 0.2s;
}
.lookup-step.active .lookup-step-num {
  background: var(--color-primary);
  color: var(--color-near-black);
}
.lookup-step.done .lookup-step-num {
  background: var(--color-stock-green);
  color: var(--color-white);
}
.lookup-step-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
}
.lookup-step.active .lookup-step-label { color: var(--color-near-black); }
.lookup-step-line {
  height: 2px;
  flex: 1;
  background: var(--color-border);
  margin: 0 12px;
}
.lookup-selects {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.lookup-select-wrap { display: flex; flex-direction: column; gap: 8px; }
.lookup-select-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.lookup-select {
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  color: var(--color-near-black);
  background: var(--color-bg-soft);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23737373' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
  transition: border-color 0.2s;
}
.lookup-select:focus { outline: none; border-color: var(--color-primary); }
.lookup-select:disabled { opacity: 0.4; cursor: not-allowed; }

.lookup-results { margin-top: 64px; }
.lookup-results-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-near-black);
  margin: 0 0 32px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--color-primary);
  display: inline-block;
}

/* ===========================================================
   WHOLESALE (gia-si page)
   =========================================================== */
.policy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 64px;
}
.policy-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
}
.policy-card-icon {
  font-size: 40px;
  margin-bottom: 16px;
  display: block;
}
.policy-card-title {
  font-weight: 700;
  font-size: 16px;
  color: var(--color-near-black);
  margin: 0 0 8px;
}
.policy-card-desc {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0;
}

.tier-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 64px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}
.tier-table th {
  background: var(--color-near-black);
  color: var(--color-white);
  padding: 16px 20px;
  text-align: left;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.tier-table td {
  padding: 16px 20px;
  font-size: 14px;
  color: var(--color-near-black);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-white);
}
.tier-table tr:last-child td { border-bottom: none; }
.tier-table tr:hover td { background: var(--color-bg-soft); }
.tier-highlight { color: var(--color-primary-dark); font-weight: 700; }

.partner-form {
  background: var(--color-white);
  border-radius: 20px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.1);
  padding: 48px;
  max-width: 720px;
  margin: 0 auto;
}
.partner-form-title {
  font-weight: 700;
  font-size: 24px;
  color: var(--color-near-black);
  margin: 0 0 8px;
}
.partner-form-sub {
  color: var(--color-text-muted);
  font-size: 14px;
  margin: 0 0 32px;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-grid .form-group:last-child:nth-child(odd) {
  grid-column: 1 / -1;
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full { grid-column: 1 / -1; }
.form-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-near-black);
}
.form-input,
.form-textarea,
.form-select-input {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--color-near-black);
  background: var(--color-bg-soft);
  transition: border-color 0.2s;
}
.form-input:focus,
.form-textarea:focus { outline: none; border-color: var(--color-primary-dark); background: var(--color-white); }
.form-textarea { resize: vertical; min-height: 120px; line-height: 1.6; }
.form-submit {
  margin-top: 24px;
  width: 100%;
  padding: 16px;
  font-size: 16px;
}

/* ===========================================================
   BLOG / TIN TUC page
   =========================================================== */
.blog-featured {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 32px;
  margin-bottom: 64px;
  align-items: start;
}
.blog-featured-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 400px;
}
.blog-featured-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.blog-featured-content {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 8px 0;
}
.blog-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}
.blog-cat-chip {
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: var(--color-primary);
  color: var(--color-near-black);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.blog-date {
  font-size: 12px;
  color: var(--color-text-muted);
}
.blog-title {
  font-weight: 700;
  font-size: 26px;
  line-height: 1.3;
  color: var(--color-near-black);
  margin: 0;
}
.blog-title a { color: inherit; }
.blog-title a:hover { color: var(--color-primary-dark); }
.blog-excerpt {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text-muted);
  margin: 0;
}
.blog-read-more {
  font-weight: 600;
  font-size: 14px;
  color: var(--color-primary-dark);
}
.blog-read-more:hover { text-decoration: underline; }

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.blog-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  transition: transform 0.2s, box-shadow 0.2s;
}
.blog-card:hover { transform: translateY(-4px); box-shadow: 0 10px 24px rgba(0,0,0,0.12); }
.blog-card-img {
  height: 200px;
  overflow: hidden;
}
.blog-card-img img { width: 100%; height: 100%; object-fit: cover; }
.blog-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.blog-card-title {
  font-weight: 600;
  font-size: 15px;
  line-height: 1.4;
  color: var(--color-near-black);
  margin: 0;
}
.blog-card-title a { color: inherit; }
.blog-card-title a:hover { color: var(--color-primary-dark); }
.blog-card-excerpt {
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin: 0;
}

/* ===========================================================
   BLOG DETAIL (tin-tuc-chi-tiet page)
   =========================================================== */

/* Two-column layout: article + sidebar */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  align-items: start;
}

/* Article header */
.article-header { margin-bottom: 28px; }
.article-header .blog-meta { margin-bottom: 12px; }
.article-title {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-near-black);
  margin: 0 0 16px;
  letter-spacing: -0.3px;
}
.article-excerpt {
  font-size: 17px;
  line-height: 1.7;
  color: var(--color-text-muted);
  margin: 0 0 20px;
  border-left: 4px solid var(--color-primary);
  padding-left: 16px;
}
.article-author-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.article-author-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--color-bg-soft);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.article-author-name { font-size: 14px; font-weight: 600; color: var(--color-near-black); }
.article-author-role { font-size: 12px; color: var(--color-text-muted); }
.article-share-row {
  display: flex; align-items: center; gap: 8px;
  margin-left: auto;
}
.share-label { font-size: 13px; color: var(--color-text-muted); }
.share-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--color-bg-soft);
  border: none; cursor: pointer;
  font-size: 16px;
  transition: background 0.2s;
  text-decoration: none; color: var(--color-text);
}
.share-btn:hover { background: var(--color-primary); }

/* Hero image */
.article-hero-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: 32px;
  display: block;
}

/* Article body typography */
.article-body { font-size: 16px; line-height: 1.8; color: var(--color-text); }
.article-body h2 {
  font-size: 24px; font-weight: 700;
  color: var(--color-near-black);
  margin: 40px 0 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-primary);
  display: inline-block;
}
.article-body h3 {
  font-size: 18px; font-weight: 600;
  color: var(--color-near-black);
  margin: 28px 0 10px;
}
.article-body p { margin: 0 0 20px; }
.article-body ul, .article-body ol {
  margin: 0 0 20px;
  padding-left: 24px;
}
.article-body li { margin-bottom: 8px; }
.article-body strong { color: var(--color-near-black); }

/* Tip / Warning box */
.article-tip {
  background: #fffbe6;
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 16px 20px;
  margin: 24px 0;
  font-size: 15px;
}
.article-tip-title {
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--color-primary-dark);
  margin-bottom: 6px;
}
.article-warning {
  background: #fff4f4;
  border-left-color: #e53e3e;
}
.article-warning .article-tip-title { color: #c53030; }

/* Inline article image */
.article-img {
  width: 100%;
  border-radius: var(--radius-md);
  margin: 24px 0;
  display: block;
}
.article-img-caption {
  text-align: center;
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: -16px;
  margin-bottom: 24px;
}

/* Article tags */
.article-tags {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-top: 40px; padding-top: 24px;
  border-top: 1px solid var(--color-border);
}
.article-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--color-chip);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--color-text-muted);
  text-decoration: none;
}
.article-tag:hover { background: var(--color-primary); color: var(--color-near-black); }

/* Sidebar */
.article-sidebar { position: sticky; top: 100px; }
.sidebar-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 20px;
}
.sidebar-card-title {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--color-text-muted);
  margin: 0 0 16px;
}

/* TOC */
.toc-list { list-style: none; padding: 0; margin: 0; }
.toc-list li { border-bottom: 1px solid var(--color-bg-soft); }
.toc-list li:last-child { border-bottom: none; }
.toc-list a {
  display: block;
  padding: 8px 0;
  font-size: 14px;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.toc-list a:hover { color: var(--color-primary-dark); }
.toc-list a.active { color: var(--color-near-black); font-weight: 600; }

/* Sidebar related articles */
.sidebar-article {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-bg-soft);
  text-decoration: none;
}
.sidebar-article:last-child { border-bottom: none; padding-bottom: 0; }
.sidebar-article-img {
  width: 64px; height: 48px;
  border-radius: 6px;
  object-fit: cover;
  flex-shrink: 0;
}
.sidebar-article-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-near-black);
  line-height: 1.4;
}
.sidebar-article:hover .sidebar-article-title { color: var(--color-primary-dark); }
.sidebar-article-date { font-size: 11px; color: var(--color-text-muted); margin-top: 4px; }

/* Sidebar CTA */
.sidebar-cta {
  background: var(--color-near-black);
  border-radius: var(--radius-lg);
  padding: 20px;
  text-align: center;
}
.sidebar-cta-title {
  font-size: 15px; font-weight: 700;
  color: var(--color-white);
  margin: 0 0 8px;
  line-height: 1.4;
}
.sidebar-cta-sub {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  margin: 0 0 16px;
}

/* Related articles section */
.related-articles { margin-top: 64px; }
.related-articles-title {
  font-size: 22px; font-weight: 700;
  color: var(--color-near-black);
  margin: 0 0 24px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-primary);
  display: inline-block;
}

/* Responsive */
@media (max-width: 960px) {
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { position: static; }
  .article-title { font-size: 26px; }
}
@media (max-width: 600px) {
  .article-title { font-size: 22px; }
  .article-body h2 { font-size: 20px; }
  .article-body { font-size: 15px; }
  .article-author-row { flex-wrap: wrap; }
  .article-share-row { margin-left: 0; }
}

/* ===========================================================
   TUYEN DUNG (recruitment pages)
   =========================================================== */
.job-list { display: flex; flex-direction: column; gap: 16px; }

.job-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  text-decoration: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.job-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 20px rgba(254,205,39,0.15);
}
.job-card-left { flex: 1; }
.job-card-right { flex-shrink: 0; }

.job-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
}
.job-badge-open {
  background: rgba(34,197,94,0.12);
  color: #16a34a;
}

.job-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-near-black);
  margin: 0 0 12px;
  line-height: 1.3;
}

.job-meta-row {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.job-meta-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  color: var(--color-text-muted);
}
.job-meta-item svg { flex-shrink: 0; opacity: 0.7; }

.job-excerpt {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin: 0;
}

/* Job detail page */
.job-detail-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 48px;
  align-items: start;
}

.job-detail-header { margin-bottom: 28px; }
.job-detail-title {
  font-size: 30px;
  font-weight: 700;
  color: var(--color-near-black);
  line-height: 1.3;
  margin: 12px 0 0;
}

.job-story {
  background: #fffbe6;
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 20px 24px;
  margin-bottom: 32px;
}
.job-story-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-primary-dark);
  margin-bottom: 12px;
}
.job-story p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text);
  margin: 0 0 12px;
}
.job-story p:last-child { margin-bottom: 0; }

.job-sections { display: flex; flex-direction: column; gap: 28px; margin-bottom: 36px; }
.job-section { border-bottom: 1px solid var(--color-border); padding-bottom: 24px; }
.job-section:last-child { border-bottom: none; }
.job-section-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-near-black);
  margin: 0 0 14px;
}
.job-section p { font-size: 15px; line-height: 1.75; color: var(--color-text); margin: 0 0 8px; }
.job-list-items {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.job-list-items li {
  display: flex;
  gap: 10px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text);
}
.job-list-items li::before {
  content: "✓";
  color: var(--color-primary-dark);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

.job-apply-box {
  background: var(--color-bg-soft);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
}
.job-apply-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-near-black);
  margin-bottom: 8px;
}
.job-apply-sub {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

/* Job sidebar */
.job-sidebar { position: sticky; top: 100px; display: flex; flex-direction: column; gap: 16px; }

.job-info-list { display: flex; flex-direction: column; gap: 10px; }
.job-info-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
}
.job-info-row:last-child { border-bottom: none; padding-bottom: 0; }
.job-info-label { color: var(--color-text-muted); flex-shrink: 0; }
.job-info-val { color: var(--color-near-black); font-weight: 500; text-align: right; }

@media (max-width: 900px) {
  .job-detail-layout { grid-template-columns: 1fr; }
  .job-sidebar { position: static; }
}
@media (max-width: 640px) {
  .job-card { flex-direction: column; align-items: flex-start; padding: 20px; }
  .job-detail-title { font-size: 22px; }
  .job-apply-box { padding: 20px; }
}

/* ===========================================================
   ABOUT (gioi-thieu page)
   =========================================================== */
.about-story {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-bottom: 80px;
}
.about-story-text { display: flex; flex-direction: column; gap: 20px; }
.about-story-title {
  font-weight: 700;
  font-size: 32px;
  line-height: 1.3;
  color: var(--color-near-black);
  margin: 0;
}
.about-story-text p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-muted);
}
.about-story-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 440px;
}
.about-story-img img { width: 100%; height: 100%; object-fit: cover; }

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 80px;
}
.stat-item {
  background: var(--color-white);
  padding: 40px 24px;
  text-align: center;
}
.stat-number {
  font-family: var(--font-cta);
  font-weight: 700;
  font-size: 48px;
  color: var(--color-primary-dark);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label {
  font-size: 14px;
  color: var(--color-text-muted);
  font-weight: 500;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 80px;
}
.value-card {
  background: var(--color-bg-soft);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
}
.value-icon { font-size: 36px; margin-bottom: 16px; display: block; }
.value-title {
  font-weight: 700;
  font-size: 16px;
  color: var(--color-near-black);
  margin: 0 0 8px;
}
.value-desc {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0;
}

/* ===========================================================
   CONTACT (lien-he page)
   =========================================================== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 32px; }
.contact-info-title {
  font-weight: 700;
  font-size: 28px;
  color: var(--color-near-black);
  margin: 0 0 4px;
}
.contact-info-sub {
  font-size: 15px;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.6;
}
.contact-items { display: flex; flex-direction: column; gap: 20px; }
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.contact-item-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.contact-item-body { display: flex; flex-direction: column; gap: 2px; }
.contact-item-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
}
.contact-item-value {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-near-black);
}
.contact-item-value a { color: var(--color-near-black); }
.contact-item-value a:hover { color: var(--color-primary-dark); }

.map-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 320px;
  background: var(--color-bg-soft);
}
.map-wrap iframe { width: 100%; height: 100%; border: none; }

.contact-channels {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ===========================================================
   PRODUCT DETAIL PAGE
   =========================================================== */
.product-detail-section {
  padding: 48px var(--container-pad) 80px;
  background: var(--color-white);
}
.product-detail-layout {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

/* Gallery */
.product-gallery { display: flex; flex-direction: column; gap: 12px; position: sticky; top: 24px; }
.gallery-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-soft);
  aspect-ratio: 1;
  position: relative;
}
.gallery-main img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: opacity 0.2s ease;
}
.gallery-badge-oem {
  position: absolute;
  top: 16px; left: 16px;
  background: var(--color-primary);
  color: var(--color-near-black);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
}
.gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.gallery-thumb {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 1;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color 0.15s ease;
  background: var(--color-bg-soft);
}
.gallery-thumb.active { border-color: var(--color-primary); }
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }

/* Info panel */
.product-info { display: flex; flex-direction: column; gap: 24px; }

.product-info-header { display: flex; flex-direction: column; gap: 10px; }
.product-info-cats { display: flex; gap: 8px; flex-wrap: wrap; }
.product-info-name {
  font-weight: 700;
  font-size: 28px;
  line-height: 1.3;
  color: var(--color-near-black);
  margin: 0;
}
.product-info-rating { display: flex; align-items: center; gap: 8px; }
.rating-stars { display: flex; gap: 3px; }
.rating-stars svg { width: 16px; height: 16px; }
.rating-count { font-size: 13px; color: var(--color-text-muted); }

/* Code box — primary highlight */
.product-code-box {
  background: var(--color-near-black);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.code-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.code-row + .code-row { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 12px; }
.code-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  flex-shrink: 0;
}
.code-value {
  font-weight: 700;
  font-size: 15px;
  color: var(--color-white);
  font-family: 'SF Mono', 'Fira Code', 'Courier New', monospace;
  letter-spacing: 0.5px;
  text-align: right;
}
.code-value.oem {
  color: var(--color-primary);
  font-size: 17px;
  letter-spacing: 1px;
}
.code-value.brand-chip {
  background: rgba(254,205,39,0.15);
  color: var(--color-primary);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 13px;
}

/* Aftermarket brands */
.aftermarket-wrap { display: flex; flex-direction: column; gap: 12px; }
.aftermarket-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.aftermarket-brands {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.aftermarket-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 8px 14px;
  transition: border-color 0.15s, box-shadow 0.15s;
  cursor: default;
}
.aftermarket-brand:hover {
  border-color: var(--color-primary);
  box-shadow: 0 2px 10px rgba(254,205,39,0.15);
}
.aftermarket-brand-logo {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 9px;
  letter-spacing: 0.5px;
  flex-shrink: 0;
}
.aftermarket-brand-name {
  font-weight: 700;
  font-size: 13px;
  color: var(--color-near-black);
}
.aftermarket-brand-type {
  font-size: 10px;
  color: var(--color-text-muted);
  line-height: 1.2;
}

/* Compatibility */
.compat-wrap { display: flex; flex-direction: column; gap: 10px; }
.compat-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.compat-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.compat-chip {
  padding: 6px 12px;
  background: var(--color-bg-soft);
  border-radius: var(--radius-md);
  font-size: 12px;
  font-weight: 600;
  color: var(--color-near-black);
  border: 1px solid var(--color-border);
}

/* Price row */
.product-price-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.product-price-main {
  font-family: var(--font-cta);
  font-weight: 700;
  font-size: 32px;
  color: var(--color-near-black);
}
.product-price-wholesale {
  font-size: 13px;
  color: var(--color-text-muted);
  background: var(--color-bg-soft);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
}

/* CTA group */
.product-cta-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.product-cta-group .btn {
  width: 100%;
  padding: 16px;
  font-size: 15px;
  justify-content: center;
}

/* Guarantees */
.product-guarantees {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  border-top: 1px solid var(--color-border);
  padding-top: 20px;
}
.guarantee-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
}
.guarantee-item svg { color: var(--color-primary-dark); }
.guarantee-item span {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-muted);
  line-height: 1.4;
}

/* Product Tabs */
.product-tabs-section {
  background: var(--color-bg-soft);
  padding: 0 var(--container-pad) 80px;
}
.product-tabs-inner {
  max-width: var(--container-max);
  margin: 0 auto;
}
.product-tab-nav {
  display: flex;
  border-bottom: 2px solid var(--color-border);
  gap: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.product-tab-nav-btn {
  background: none;
  border: none;
  padding: 18px 28px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  white-space: nowrap;
  transition: color 0.15s, border-color 0.15s;
}
.product-tab-nav-btn.active {
  color: var(--color-near-black);
  border-bottom-color: var(--color-primary);
}
.product-tab-panel { display: none; padding: 40px 0; }
.product-tab-panel.active { display: block; }

/* Spec table */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.spec-table tr:nth-child(even) td { background: var(--color-bg-soft); }
.spec-table tr:last-child td { border-bottom: none; }
.spec-table td {
  padding: 14px 20px;
  font-size: 14px;
  border-bottom: 1px solid var(--color-border);
}
.spec-table td:first-child {
  font-weight: 600;
  color: var(--color-text-muted);
  width: 40%;
}
.spec-table td:last-child { color: var(--color-near-black); font-weight: 500; }

/* Compat table */
.compat-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.compat-table th {
  background: var(--color-near-black);
  color: var(--color-white);
  padding: 14px 20px;
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.compat-table td {
  padding: 13px 20px;
  font-size: 14px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-near-black);
}
.compat-table tr:last-child td { border-bottom: none; }
.compat-table tr:hover td { background: var(--color-bg-soft); }

/* ===========================================================
   FLOATING ZALO
   =========================================================== */
/* Pulse ring animation for floating Zalo */
@keyframes zalo-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(0,104,255,0.45); }
  70%  { box-shadow: 0 0 0 12px rgba(0,104,255,0); }
  100% { box-shadow: 0 0 0 0 rgba(0,104,255,0); }
}

.floating-zalo {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

/* Zalo button (direct <a> child) */
.floating-zalo > a {
  display: block;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,0.22);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  animation: zalo-pulse 2.4s ease-out infinite;
  cursor: pointer;
  outline: none;
  text-decoration: none;
}
.floating-zalo > a img {
  width: 56px;
  height: 56px;
  object-fit: cover;
  display: block;
}
.floating-zalo > a:hover {
  transform: translateY(-3px) scale(1.07);
  box-shadow: 0 8px 24px rgba(0,104,255,0.45);
  animation: none;
}
.floating-zalo > a:focus-visible {
  outline: 3px solid #0068FF;
  outline-offset: 3px;
}

/* Call button */
.floating-call a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 4px 16px rgba(0,0,0,0.22);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
  outline: none;
  text-decoration: none;
}
.floating-call img {
  width: 24px;
  height: 24px;
  display: block;
  object-fit: contain;
}
.floating-call a:hover {
  transform: translateY(-3px) scale(1.07);
  box-shadow: 0 8px 24px rgba(254,205,39,0.45);
}
.floating-call a:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
}

/* ===========================================================
   VIN LOOKUP
   =========================================================== */
.vin-hero {
  background: var(--color-near-black);
  padding: 120px var(--container-pad) 64px;
  text-align: center;
}
.vin-hero-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 16px;
}
.vin-hero-title {
  font-size: 42px;
  font-weight: 700;
  color: var(--color-white);
  font-family: var(--font-cta);
  line-height: 1.2;
  margin-bottom: 12px;
}
.vin-hero-sub {
  font-size: 16px;
  color: rgba(255,255,255,0.55);
  margin-bottom: 40px;
  line-height: 1.6;
}
.vin-search-wrap {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.vin-input-row {
  display: flex;
  gap: 0;
  border-radius: var(--radius-pill);
  overflow: hidden;
  box-shadow: 0 4px 32px rgba(0,0,0,0.4);
}
.vin-input {
  flex: 1;
  border: none;
  padding: 18px 24px;
  font-size: 17px;
  font-family: 'Courier New', monospace;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  background: var(--color-white);
  color: var(--color-near-black);
  outline: none;
  min-width: 0;
}
.vin-input::placeholder {
  color: #bbb;
  font-weight: 400;
  letter-spacing: 1px;
  font-size: 14px;
  font-family: var(--font-body);
  text-transform: none;
}
.vin-submit {
  padding: 18px 28px;
  background: var(--color-primary);
  color: var(--color-near-black);
  font-weight: 700;
  font-size: 15px;
  font-family: var(--font-cta);
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.18s;
  display: flex;
  align-items: center;
  gap: 8px;
}
.vin-submit:hover { background: var(--color-primary-dark); }
.vin-submit svg { flex-shrink: 0; }
.vin-hint {
  font-size: 12px;
  color: rgba(255,255,255,0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.vin-hint span { display: flex; align-items: center; gap: 4px; }

/* --- VIN Result --- */
.vin-result-section {
  padding: 56px var(--container-pad);
  background: var(--color-bg-soft);
}
.vin-result-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.vin-vehicle-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 2px 16px rgba(0,0,0,0.07);
}
.vin-vehicle-head {
  background: var(--color-near-black);
  padding: 24px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.vin-vehicle-name {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-white);
  font-family: var(--font-cta);
}
.vin-vehicle-year {
  font-size: 40px;
  font-weight: 700;
  color: var(--color-primary);
  font-family: var(--font-cta);
  line-height: 1;
}
.vin-badge-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 6px;
}
.vin-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.5px;
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.8);
  border: 1px solid rgba(255,255,255,0.15);
}
.vin-badge-primary {
  background: rgba(254,205,39,0.15);
  color: var(--color-primary);
  border-color: rgba(254,205,39,0.3);
}
.vin-specs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}
.vin-spec-item {
  padding: 20px 28px;
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.vin-spec-item:nth-child(3n) { border-right: none; }
.vin-spec-item:nth-last-child(-n+3) { border-bottom: none; }
.vin-spec-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}
.vin-spec-value {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-near-black);
}
.vin-spec-value.highlight { color: var(--color-primary-dark); }

/* VIN origin strip */
.vin-origin {
  background: var(--color-bg-soft);
  border-top: 1px solid var(--color-border);
  padding: 16px 28px;
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 13px;
  color: var(--color-text-muted);
  flex-wrap: wrap;
}
.vin-origin-item { display: flex; align-items: center; gap: 6px; }
.vin-origin-item strong { color: var(--color-text); }

/* VIN error / loading */
.vin-status {
  text-align: center;
  padding: 64px 24px;
  color: var(--color-text-muted);
}
.vin-status-icon { font-size: 48px; margin-bottom: 16px; }
.vin-status-title { font-size: 20px; font-weight: 700; color: var(--color-near-black); margin-bottom: 8px; }
.vin-status-sub { font-size: 14px; line-height: 1.6; }
.vin-spinner {
  width: 40px; height: 40px;
  border: 4px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin: 0 auto 16px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* --- Maintenance parts blog --- */
.vin-parts-section {
  padding: 56px var(--container-pad) 72px;
  background: var(--color-white);
}
.vin-parts-inner {
  max-width: 960px;
  margin: 0 auto;
}
.vin-parts-header {
  margin-bottom: 32px;
}
.vin-parts-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-near-black);
  margin-bottom: 8px;
}
.vin-parts-sub {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.6;
}
.vin-parts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.vin-part-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color 0.18s, box-shadow 0.18s;
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-decoration: none;
  color: inherit;
  cursor: default;
}
.vin-part-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 20px rgba(254,205,39,0.15);
}
.vin-part-icon {
  width: 48px; height: 48px;
  background: rgba(254,205,39,0.12);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
}
.vin-part-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-near-black);
}
.vin-part-interval {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  background: rgba(254,205,39,0.12);
  color: var(--color-primary-dark);
  border-radius: var(--radius-sm);
  letter-spacing: 0.3px;
}
.vin-part-desc {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.6;
  flex: 1;
}
.vin-part-cta {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: auto;
  text-decoration: none;
}
.vin-part-cta:hover { color: var(--color-primary); }

/* VIN info boxes */
.vin-info-boxes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 16px;
}
.vin-info-box {
  background: var(--color-bg-soft);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
}
.vin-info-box-title {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}
.vin-digit-row {
  display: flex;
  gap: 3px;
  flex-wrap: wrap;
}
.vin-digit {
  width: 32px; height: 38px;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 14px;
  font-weight: 700;
  font-family: 'Courier New', monospace;
  color: var(--color-near-black);
  position: relative;
}
.vin-digit.highlight {
  background: var(--color-primary);
  border-color: var(--color-primary-dark);
  color: var(--color-near-black);
}
.vin-digit-tip {
  font-size: 8px;
  color: var(--color-text-muted);
  position: absolute;
  bottom: -16px;
  white-space: nowrap;
  font-weight: 500;
}
.vin-legend {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 28px;
}
.vin-legend-item {
  display: flex;
  gap: 10px;
  font-size: 13px;
  line-height: 1.4;
}
.vin-legend-pos {
  min-width: 56px;
  font-weight: 700;
  color: var(--color-primary-dark);
  font-family: 'Courier New', monospace;
}

/* Responsive VIN */
@media (max-width: 860px) {
  .vin-hero { padding: 100px 20px 48px; }
  .vin-hero-title { font-size: 28px; }
  .vin-input-row { border-radius: 16px; }
  .vin-input { font-size: 14px; letter-spacing: 2px; padding: 16px 18px; }
  .vin-submit { padding: 16px 18px; font-size: 14px; }
  .vin-specs-grid { grid-template-columns: 1fr 1fr; }
  .vin-spec-item:nth-child(3n) { border-right: 1px solid var(--color-border); }
  .vin-spec-item:nth-child(2n) { border-right: none; }
  .vin-spec-item:nth-last-child(-n+3) { border-bottom: 1px solid var(--color-border); }
  .vin-spec-item:nth-last-child(-n+2) { border-bottom: none; }
  .vin-parts-grid { grid-template-columns: 1fr 1fr; }
  .vin-info-boxes { grid-template-columns: 1fr; }
  .vin-vehicle-head { flex-direction: column; align-items: flex-start; gap: 8px; }
}
@media (max-width: 480px) {
  .vin-specs-grid { grid-template-columns: 1fr; }
  .vin-spec-item { border-right: none !important; }
  .vin-spec-item:nth-last-child(n+2) { border-bottom: 1px solid var(--color-border) !important; }
  .vin-spec-item:last-child { border-bottom: none !important; }
  .vin-parts-grid { grid-template-columns: 1fr; }
}

/* ===========================================================
   RESPONSIVE
   =========================================================== */
@media (max-width: 1100px) {
  .product-detail-layout { gap: 40px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .category-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-top { gap: 32px; }
  .policy-grid { grid-template-columns: repeat(2, 1fr); }
  .about-story { grid-template-columns: 1fr; gap: 40px; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-layout { grid-template-columns: 1fr; gap: 40px; }
  .lookup-selects { grid-template-columns: 1fr; }
  .blog-featured { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  /* Product detail */
  .product-detail-layout { grid-template-columns: 1fr; gap: 32px; }
  .product-gallery { position: static; }
  .product-info-name { font-size: 22px; }
  .product-price-main { font-size: 26px; }
  .product-guarantees { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .product-tabs-section { padding: 0 var(--container-pad) 56px; }
  /* Inner pages */
  .page-hero-title { font-size: 30px; letter-spacing: 1.5px; }
  .partner-form { padding: 32px 24px; }
  .form-grid { grid-template-columns: 1fr; }
  .lookup-card { padding: 32px 24px; }
  .about-story-img { height: 280px; }
  .stat-number { font-size: 36px; }
  .blog-featured-image { height: 260px; }
  /* Global */
  :root { --container-pad: 20px; }
  .section { padding: 48px var(--container-pad); }
  .section-title { font-size: 24px; letter-spacing: 2px; }
  /* Hero */
  .hero { min-height: 560px; }
  .hero-title { font-size: 32px; line-height: 42px; }
  .hero-content { padding: 80px var(--container-pad) 40px; }
  /* Nav */
  .nav-hire-btn { display: none; }
  .nav-call-btn .btn-icon { display: none; }
  .nav-call-btn { padding: 9px 14px; font-size: 13px; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    transform: none;
    white-space: normal;
    flex-direction: column;
    align-items: center;
    gap: 0;
    background: #000;
    padding: 8px 0 16px;
    border-radius: 0 0 16px 16px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  }
  .nav-links.is-open { display: flex; }
  .nav-links li { width: 100%; text-align: center; }
  .nav-link { display: block; padding: 12px 24px; width: 100%; font-size: 13px; letter-spacing: 1px; }
  .nav-burger { display: inline-flex; }
  .site-nav .container { position: relative; }
  .nav-logo-img { height: 32px; }
  /* Features */
  .feature-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .feature-card { padding: 20px 10px; gap: 10px; }
  .feature-card img { width: 36px; height: 36px; }
  .feature-card h3 { font-size: 13px; }
  /* Grids */
  .category-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  /* Brands */
  .brand-row { gap: 12px; }
  .brand-item { width: 90px; height: 56px; padding: 2px 16px; }
  .brand-item img { width: 52px; height: 52px; }
  /* Testimonials */
  .testimonial-card { width: calc(50% - 8px); padding: 20px; }
  /* Footer */
  .footer-top { flex-direction: column; gap: 32px; }
  .footer-cols { flex-direction: column; gap: 24px; }
  .footer-col { min-width: unset; }
  /* Promo */
  .promo-slide-content { padding: 40px 24px; max-width: 100%; }
  .promo-slide-title { font-size: 22px; white-space: normal; }
}

@media (max-width: 600px) {
  /* Gallery / product detail */
  .gallery-thumbs { grid-template-columns: repeat(4, 1fr); }
  .aftermarket-brand { padding: 6px 10px; }
  .product-guarantees { gap: 6px; }
  .guarantee-item span { font-size: 10px; }
  /* Inner pages */
  .policy-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .tier-table { font-size: 12px; }
  .tier-table th, .tier-table td { padding: 12px; }
  /* Hero */
  :root { --container-pad: 16px; }
  .hero { min-height: 580px; }
  .hero-title { font-size: 26px; line-height: 34px; }
  .hero-subtitle { font-size: 14px; line-height: 22px; }
  .hero-content { padding: 70px 16px 36px; justify-content: center; }
  .hero-ctas { width: 100%; align-items: stretch; }
  .hero-search {
    flex-direction: column;
    width: 100%;
    border-radius: 20px;
    padding: 4px;
  }
  .hero-search input { width: 100%; max-width: none; text-align: center; padding: 12px 16px; }
  .hero-search-btn { width: 100%; border-radius: 16px; justify-content: center; font-size: 13px; }
  .btn.btn-black { justify-content: center; }
  /* Nav */
  .nav-call-btn { font-size: 12px; padding: 8px 12px; }
  /* Features — stack to 1 col on very small */
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { flex-direction: row; padding: 16px 20px; }
  /* Products */
  .product-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .product-card-content { padding: 12px; }
  .product-name { font-size: 13px; }
  .price { font-size: 15px; }
  .product-cta { font-size: 12px; padding: 10px 12px; }
  /* Categories */
  .category-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .cat-name { font-size: 12px; padding: 8px 10px; }
  /* Testimonials */
  .testimonial-row { flex-direction: column; }
  .testimonial-card { width: 100%; }
  /* Brands */
  .brand-item { width: 72px; height: 48px; padding: 2px 10px; }
  .brand-item img { width: 44px; height: 44px; }
  /* Section */
  .section-title { font-size: 20px; letter-spacing: 1.5px; }
  /* CTA banner */
  .cta-banner { padding: 32px 20px; flex-direction: column; align-items: center; text-align: center; gap: 20px; }
  .cta-banner-title { font-size: 18px; line-height: 28px; }
  .cta-banner .btn { width: 100%; justify-content: center; }
  /* Footer */
  .footer-top { flex-direction: column; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 12px; }
  /* Floating button */
  .floating-zalo { bottom: 20px; right: 20px; gap: 8px; }
  .floating-zalo > a { width: 52px; height: 52px; }
  .floating-zalo > a img { width: 52px; height: 52px; }
  .floating-call a { width: 52px; height: 52px; }
  .floating-call img { width: 22px; height: 22px; }
  /* Promo */
  .promo-slide-content { padding: 28px 16px; }
  .promo-slide-title { font-size: 18px; }
  .promo-slide-text { font-size: 13px; }
}