/* ==========================================================================
   Enlang Auto Parts — main stylesheet
   ========================================================================== */

:root {
  --navy: #0a1a2b;
  --navy-2: #12293f;
  --navy-3: #1c3a55;
  --ink: #16212e;
  --muted: #5b6b7c;
  --muted-2: #8494a5;
  --line: #e4e9f0;
  --line-2: #eef2f7;
  --bg: #ffffff;
  --bg-soft: #f5f7fa;
  --amber: #ff7a18;
  --amber-dark: #e4620a;
  --amber-soft: #fff3e8;
  --wa: #25d366;
  --wx: #07c160;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(16, 32, 51, .06), 0 1px 3px rgba(16, 32, 51, .04);
  --shadow: 0 6px 24px rgba(16, 32, 51, .08);
  --shadow-lg: 0 18px 48px rgba(10, 26, 43, .14);
  --header-h: 118px;
  --maxw: 1240px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

h1, h2, h3, h4 { line-height: 1.22; margin: 0 0 .5em; font-weight: 700; letter-spacing: -.02em; }
h1 { font-size: clamp(30px, 4.4vw, 52px); }
h2 { font-size: clamp(24px, 2.9vw, 36px); }
h3 { font-size: clamp(18px, 1.6vw, 22px); }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.section { padding: 76px 0; }
.section--soft { background: var(--bg-soft); }
.section--tight { padding: 48px 0; }

.eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--amber-dark);
  margin-bottom: 12px;
}
.section-head { max-width: 720px; margin: 0 auto 44px; text-align: center; }
.section-head p { color: var(--muted); font-size: 17px; margin: 0; }
.section-head--left { margin-left: 0; text-align: left; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; flex: none; }
.btn--primary { background: var(--amber); color: #fff; box-shadow: 0 8px 22px rgba(255, 122, 24, .32); }
.btn--primary:hover { background: var(--amber-dark); transform: translateY(-2px); }
.btn--ghost { border-color: rgba(255, 255, 255, .38); color: #fff; }
.btn--ghost:hover { background: rgba(255, 255, 255, .12); transform: translateY(-2px); }
.btn--dark { background: var(--navy); color: #fff; }
.btn--dark:hover { background: var(--navy-2); transform: translateY(-2px); }
.btn--outline { border-color: var(--line); color: var(--ink); background: #fff; }
.btn--outline:hover { border-color: var(--navy); color: var(--navy); transform: translateY(-2px); }
.btn--sm { padding: 9px 18px; font-size: 14px; }
.btn--block { width: 100%; }

/* ---------- top bar ---------- */
.topbar {
  background: var(--navy);
  color: rgba(255, 255, 255, .72);
  font-size: 13px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.topbar .container { display: flex; align-items: center; justify-content: space-between; gap: 18px; height: 42px; }
.topbar a:hover { color: #fff; }
.topbar-left, .topbar-right { display: flex; align-items: center; gap: 20px; min-width: 0; }
.topbar span { display: inline-flex; align-items: center; gap: 7px; }
.topbar svg { width: 14px; height: 14px; opacity: .8; flex: none; }
.topbar .hide-sm { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ---------- header ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: #fff;
  box-shadow: var(--shadow-sm);
}
.header-inner { display: flex; align-items: center; gap: 26px; height: 76px; }

.logo { display: flex; align-items: center; gap: 11px; flex: none; }
.logo-mark {
  width: 42px; height: 42px; border-radius: 11px; flex: none;
  background: linear-gradient(140deg, var(--amber) 0%, #ff9a3d 100%);
  display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 20px;
  box-shadow: 0 6px 16px rgba(255, 122, 24, .35);
}
.logo-text { line-height: 1.1; }
.logo-text b { display: block; font-size: 19px; letter-spacing: .02em; color: var(--navy); }
.logo-text small { display: block; font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--muted-2); font-weight: 600; }

.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav > a, .nav .dropdown > a {
  padding: 10px 14px; font-size: 15px; font-weight: 500; color: var(--ink); border-radius: 8px;
  display: inline-flex; align-items: center; gap: 6px;
}
.nav > a:hover, .nav .dropdown > a:hover { color: var(--amber-dark); background: var(--amber-soft); }
.nav > a.active { color: var(--amber-dark); }
.nav .btn { margin-left: 10px; }

.dropdown { position: relative; }
.dropdown-menu {
  position: absolute; top: calc(100% + 8px); left: 0; min-width: 250px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 8px; opacity: 0; visibility: hidden;
  transform: translateY(-6px); transition: .18s ease;
}
.dropdown:hover .dropdown-menu, .dropdown:focus-within .dropdown-menu { opacity: 1; visibility: visible; transform: none; }
.dropdown-menu a { display: flex; justify-content: space-between; gap: 12px; padding: 9px 12px; border-radius: 8px; font-size: 14.5px; }
.dropdown-menu a:hover { background: var(--bg-soft); color: var(--amber-dark); }
.dropdown-menu a em { font-style: normal; color: var(--muted-2); font-size: 12.5px; }

.burger { display: none; margin-left: auto; width: 44px; height: 44px; border: 1px solid var(--line);
  background: #fff; border-radius: 10px; cursor: pointer; padding: 0; }
.burger span, .burger span::before, .burger span::after {
  display: block; width: 20px; height: 2px; background: var(--navy); border-radius: 2px;
  transition: .22s ease; position: relative; margin: 0 auto;
}
.burger span::before, .burger span::after { content: ""; position: absolute; left: 0; }
.burger span::before { top: -6px; }
.burger span::after { top: 6px; }
.burger.is-open span { background: transparent; }
.burger.is-open span::before { top: 0; transform: rotate(45deg); }
.burger.is-open span::after { top: 0; transform: rotate(-45deg); }

.mobile-nav { display: none; background: #fff; border-top: 1px solid var(--line); padding: 12px 0 22px; }
.mobile-nav a { display: block; padding: 12px 4px; font-weight: 500; border-bottom: 1px solid var(--line-2); }
.mobile-nav .btn { margin-top: 16px; }
.mobile-nav.is-open { display: block; }

/* ---------- hero ---------- */
.hero { position: relative; background: var(--navy); color: #fff; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(900px 460px at 78% 12%, rgba(255, 122, 24, .30), transparent 62%),
    radial-gradient(700px 420px at 6% 90%, rgba(56, 132, 255, .22), transparent 60%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; opacity: .5;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 62px 62px;
  mask-image: radial-gradient(circle at 50% 40%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 40%, #000 20%, transparent 78%);
}
.hero .container { position: relative; z-index: 2; padding-top: 84px; padding-bottom: 84px; }
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 56px; align-items: center; }
.hero h1 { color: #fff; }
.hero h1 em { font-style: normal; color: var(--amber); }
.hero-lead { font-size: 18px; color: rgba(255, 255, 255, .82); max-width: 560px; margin-bottom: 30px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 40px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; }
.hero-badges span {
  font-size: 13px; font-weight: 600; padding: 7px 14px; border-radius: 999px;
  background: rgba(255, 255, 255, .10); border: 1px solid rgba(255, 255, 255, .16); color: rgba(255,255,255,.9);
}
.hero-visual { position: relative; }
.hero-card {
  background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 20px; padding: 16px; backdrop-filter: blur(6px);
}
.hero-card img { border-radius: 12px; background: #fff; width: 100%; }
.hero-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 52px;
  padding-top: 34px; border-top: 1px solid rgba(255, 255, 255, .14); }
.hero-stats div b { display: block; font-size: clamp(22px, 2.4vw, 32px); color: #fff; line-height: 1.1; }
.hero-stats div span { font-size: 13px; color: rgba(255, 255, 255, .62); letter-spacing: .04em; text-transform: uppercase; }

/* ---------- category cards ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.cat-card {
  position: relative; overflow: hidden; border-radius: var(--radius);
  border: 1px solid var(--line); background: #fff; box-shadow: var(--shadow-sm);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(255, 122, 24, .4); }
.cat-card-media { position: relative; aspect-ratio: 16 / 10; background: #fff; overflow: hidden; }
.cat-card-media img { position: absolute; inset: 16px; margin: auto; width: auto; height: auto; max-width: calc(100% - 32px); max-height: calc(100% - 32px); object-fit: contain; transition: transform .35s ease; }
.cat-card:hover .cat-card-media img { transform: scale(1.06); }
.cat-card-body { padding: 18px 20px 20px; border-top: 1px solid var(--line-2); }
.cat-card-body h3 { margin: 0 0 4px; font-size: 18px; display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.cat-card-body p { margin: 0; color: var(--muted); font-size: 14px; }
.cat-count { font-size: 12px; font-weight: 700; color: var(--amber-dark); background: var(--amber-soft); padding: 4px 10px; border-radius: 999px; }

/* ---------- product grid ---------- */
.filter-bar {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
  padding: 16px; border: 1px solid var(--line); border-radius: var(--radius);
  background: #fff; box-shadow: var(--shadow-sm); margin-bottom: 30px; position: sticky; top: 76px; z-index: 30;
}
.chip {
  padding: 8px 16px; border-radius: 999px; border: 1px solid var(--line);
  font-size: 14px; font-weight: 500; background: #fff; cursor: pointer; color: var(--ink);
  transition: .16s ease;
}
.chip:hover { border-color: var(--amber); color: var(--amber-dark); }
.chip.is-active { background: var(--navy); border-color: var(--navy); color: #fff; }
.filter-search { position: relative; margin-left: auto; min-width: 220px; flex: 1 1 220px; max-width: 320px; }
.filter-search input {
  width: 100%; padding: 10px 14px 10px 38px; border: 1px solid var(--line);
  border-radius: 999px; font-size: 14.5px; font-family: inherit; outline: none;
}
.filter-search input:focus { border-color: var(--amber); box-shadow: 0 0 0 3px var(--amber-soft); }
.filter-search svg { position: absolute; left: 13px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; color: var(--muted-2); }
.filter-count { font-size: 14px; color: var(--muted); margin-left: 4px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(224px, 1fr)); gap: 18px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }

.pcard {
  border: 1px solid var(--line); border-radius: var(--radius); background: #fff;
  overflow: hidden; display: flex; flex-direction: column; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.pcard:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: rgba(255, 122, 24, .38); }
.pcard-media { position: relative; aspect-ratio: 16 / 10; background: #fff; overflow: hidden; }
.pcard-media img { position: absolute; inset: 10px; margin: auto; width: auto; height: auto; max-width: calc(100% - 20px); max-height: calc(100% - 20px); object-fit: contain; }
.pcard-tags { position: absolute; top: 10px; left: 10px; display: flex; gap: 6px; flex-wrap: wrap; z-index: 2; }
.tag {
  font-size: 11px; font-weight: 700; letter-spacing: .06em; padding: 4px 9px; border-radius: 6px; text-transform: uppercase;
  box-shadow: 0 1px 5px rgba(16, 32, 51, .22);
}
.tag--hot { background: #ffe9e3; color: #d1390b; }
.tag--best { background: var(--amber-soft); color: var(--amber-dark); }
.tag--new { background: #e6f4ff; color: #0b63c5; }
.tag--custom { background: #eaf7ee; color: #16803c; }
.pcard-body { padding: 11px 14px 13px; border-top: 1px solid var(--line-2); flex: 1; display: flex; flex-direction: column; }
.pcard-model { font-weight: 700; font-size: 15px; letter-spacing: .01em; }
.pcard-cat { font-size: 11.5px; color: var(--muted-2); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 3px; }
.pcard-spec { font-size: 12.5px; color: var(--muted); margin-top: 5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pcard-cta { margin-top: auto; padding-top: 10px; display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.pcard-cta .link { font-size: 14px; font-weight: 600; color: var(--amber-dark); }
.pcard-cta .link:hover { text-decoration: underline; }
.pcard-inquire { font-size: 12.5px; font-weight: 600; color: var(--muted); border: 1px solid var(--line); padding: 6px 12px; border-radius: 999px; }
.pcard-inquire:hover { border-color: var(--amber); color: var(--amber-dark); }

.loadmore-wrap { display: flex; justify-content: center; margin-top: 38px; }
.empty-state { text-align: center; padding: 60px 20px; color: var(--muted); }

/* ---------- product detail ---------- */
.breadcrumb { font-size: 13.5px; color: var(--muted); padding: 18px 0 0; }
.breadcrumb a:hover { color: var(--amber-dark); }
.breadcrumb span { margin: 0 8px; color: var(--muted-2); }

.detail { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; padding: 26px 0 70px; align-items: start; }
.detail-media { border: 1px solid var(--line); border-radius: var(--radius); background: #fff; padding: 26px; box-shadow: var(--shadow-sm); position: sticky; top: 100px; }
.detail-media img { width: 100%; height: auto; object-fit: contain; }
.detail-main img { width: 100%; height: auto; object-fit: contain; border-radius: var(--radius-sm); cursor: zoom-in; }
.detail-thumbs { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.detail-thumb { width: 84px; height: 84px; padding: 0; border: 2px solid transparent; border-radius: 10px; overflow: hidden; background: #fff; cursor: pointer; box-shadow: var(--shadow-sm); transition: border-color .15s, transform .15s; }
.detail-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.detail-thumb.is-active { border-color: var(--amber); transform: translateY(-2px); }
.detail-video { position: relative; width: 100%; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); background: #000; }
.detail-video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.detail-video.is-landscape { max-width: 860px; aspect-ratio: 16 / 9; }
.detail-video.is-portrait { max-width: 420px; aspect-ratio: 9 / 16; margin-left: auto; margin-right: auto; }
.detail-video.is-square { max-width: 560px; aspect-ratio: 1 / 1; margin-left: auto; margin-right: auto; }
@media (max-width: 640px) {
  .detail-video.is-portrait { max-width: 72vw; }
  .detail-video.is-square { max-width: 92vw; }
}
.detail-lightbox { position: fixed; inset: 0; background: rgba(15,23,42,.86); display: none; align-items: center; justify-content: center; z-index: 200; padding: 24px; cursor: zoom-out; }
.detail-lightbox.open { display: flex; }
.detail-lightbox img { max-width: 94vw; max-height: 90vh; border-radius: 8px; box-shadow: 0 20px 60px rgba(0,0,0,.5); }
.detail h1 { font-size: clamp(26px, 3vw, 36px); margin-bottom: 8px; }
.detail-sub { color: var(--muted); margin-bottom: 20px; }
.detail-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 22px; }
.spec-table { width: 100%; border-collapse: collapse; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.spec-table th, .spec-table td { padding: 13px 16px; font-size: 14.5px; border-bottom: 1px solid var(--line-2); text-align: left; }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: none; }
.spec-table th { width: 40%; background: var(--bg-soft); font-weight: 600; color: var(--muted); }
.detail-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 26px 0 22px; }
.detail-actions .btn { flex: 1 1 auto; }
.detail-note { background: var(--bg-soft); border-left: 3px solid var(--amber); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; padding: 14px 18px; font-size: 14px; color: var(--muted); }
.detail-note b { color: var(--ink); }

/* ---------- features / about ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.feature {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 22px; background: #fff;
  transition: transform .2s ease, box-shadow .2s ease;
}
.feature:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.feature-icon {
  width: 48px; height: 48px; border-radius: 13px; background: var(--amber-soft); color: var(--amber-dark);
  display: grid; place-items: center; margin-bottom: 16px;
}
.feature-icon svg { width: 24px; height: 24px; }
.feature h3 { font-size: 17px; margin-bottom: 6px; }
.feature p { margin: 0; font-size: 14.5px; color: var(--muted); }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.about-media { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.about-media img { border-radius: var(--radius); width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 3; box-shadow: var(--shadow-sm); }
.about-list { list-style: none; padding: 0; margin: 22px 0 28px; display: grid; gap: 12px; }
.about-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 15.5px; }
.about-list svg { width: 20px; height: 20px; color: var(--amber); flex: none; margin-top: 3px; }

/* ---------- FAQ ---------- */
.faq { max-width: 860px; margin: 0 auto; display: grid; gap: 12px; }
.faq details { border: 1px solid var(--line); border-radius: var(--radius); background: #fff; padding: 16px 20px; }
.faq details[open] { border-color: rgba(255, 122, 24, .38); box-shadow: var(--shadow-sm); }
.faq summary { cursor: pointer; font-weight: 600; font-size: 16px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--amber-dark); font-weight: 700; font-size: 20px; line-height: 1; }
.faq details[open] summary::after { content: "\2212"; }
.faq p { margin: 10px 0 0; color: var(--muted); font-size: 15px; }

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, #ff8f3c 0%, #ff7a18 55%, #f96a05 100%);
  color: #fff; position: relative; overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(700px 340px at 80% 20%, rgba(255, 255, 255, .22), transparent 60%);
}
.cta-band .container { position: relative; z-index: 2; display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; align-items: center; padding-top: 62px; padding-bottom: 62px; }
.cta-band h2 { color: #fff; }
.cta-band p { color: #fff5ec; margin-bottom: 0; text-shadow: 0 1px 2px rgba(150, 55, 0, .35); }
.cta-band .btn--primary,
.cta-band .btn--ghost { background: #fff; color: var(--amber-dark); border-color: #fff; box-shadow: 0 8px 22px rgba(0, 0, 0, .28); }
.cta-band .btn--primary:hover,
.cta-band .btn--ghost:hover { background: #fff7ef; border-color: #fff; }
.cta-band .btn svg { color: var(--amber-dark); }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.cta-qr { display: flex; gap: 16px; justify-content: flex-end; }
.qr-box { background: #fff; border-radius: var(--radius); padding: 12px; text-align: center; width: 132px; box-shadow: var(--shadow-lg); }
.qr-box img { width: 100%; border-radius: 8px; }
.qr-box span { display: block; font-size: 11.5px; font-weight: 600; color: var(--navy); margin-top: 8px; letter-spacing: .04em; }

/* ---------- contact page ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.contact-card {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; background: #fff; box-shadow: var(--shadow-sm);
}
.contact-method { display: flex; gap: 16px; align-items: flex-start; padding: 18px 0; border-bottom: 1px solid var(--line-2); }
.contact-method:last-child { border-bottom: none; padding-bottom: 0; }
.contact-method:first-child { padding-top: 0; }
.cm-icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; flex: none; background: var(--bg-soft); color: var(--navy); }
.cm-icon svg { width: 22px; height: 22px; }
.cm-icon--wa { background: rgba(37, 211, 102, .12); color: #16a34a; }
.cm-icon--wx { background: rgba(7, 193, 96, .12); color: #06a552; }
.cm-body h4 { margin: 0 0 2px; font-size: 15.5px; }
.cm-body p { margin: 0; font-size: 14px; color: var(--muted); }
.cm-body a { font-weight: 600; color: var(--ink); font-size: 15px; }
.cm-body a:hover { color: var(--amber-dark); }

.qr-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 8px; }
.qr-panel { border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; text-align: center; background: #fff; }
.qr-panel img { width: 100%; max-width: 190px; margin: 0 auto 14px; border-radius: 10px; border: 1px solid var(--line-2); }
.qr-panel h4 { margin: 0 0 4px; font-size: 16px; }
.qr-panel p { margin: 0 0 14px; font-size: 13.5px; color: var(--muted); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { display: block; margin-bottom: 14px; }
.field span { display: block; font-size: 13.5px; font-weight: 600; margin-bottom: 6px; color: var(--ink); }
.field input, .field textarea, .field select {
  width: 100%; padding: 11px 14px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  font-size: 14.5px; font-family: inherit; outline: none; background: #fff; color: var(--ink);
}
.field textarea { min-height: 110px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--amber); box-shadow: 0 0 0 3px var(--amber-soft); }
.form-note { font-size: 12.5px; color: var(--muted); margin: 12px 0 0; }

/* ---------- enquiry form (contact page) ---------- */
.cform { margin: 18px 0 6px; }
.cform .field { margin-bottom: 14px; }
.cform-hp {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: 0 !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  opacity: 0 !important;
  pointer-events: none !important;
  border: 0 !important;
}
.cform-hp input { width: 1px !important; height: 1px !important; opacity: 0 !important; }
.cform-check { display: flex; align-items: center; gap: 8px; font-size: 13.5px; color: var(--muted); margin: 2px 0 16px; }
.cform-check input { width: auto; }
.cform-divider { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 13px; margin: 4px 0 14px; }
.cform-divider::before, .cform-divider::after { content: ""; height: 1px; background: var(--line-2); flex: 1; }
.cform-status { font-size: 14px; margin: 14px 0 0; min-height: 20px; }
.cform-status--ok { color: #16a34a; }
.cform-status--err { color: #dc2626; }
@media (max-width: 560px) { .cform .form-row { grid-template-columns: 1fr; } }

/* ---------- footer ---------- */
.footer { background: var(--navy); color: rgba(255, 255, 255, .68); font-size: 14.5px; }
.footer a:hover { color: #fff; }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 40px; padding: 60px 0 40px; }
.footer h4 { color: #fff; font-size: 15px; margin-bottom: 16px; letter-spacing: .04em; text-transform: uppercase; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 9px; }
.footer .logo-text b { color: #fff; }
.footer .logo-text small { color: rgba(255, 255, 255, .5); }
.footer-about { margin: 16px 0 0; font-size: 14px; max-width: 320px; }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer-contact svg { width: 16px; height: 16px; margin-top: 4px; flex: none; opacity: .7; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .1); padding: 20px 0; font-size: 13px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

/* ---------- misc ---------- */
.page-hero { background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%); color: #fff; padding: 54px 0; position: relative; overflow: hidden; }
.page-hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(600px 300px at 85% 10%, rgba(255, 122, 24, .26), transparent 60%); }
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { color: #fff; margin-bottom: 8px; font-size: clamp(26px, 3.4vw, 40px); }
.page-hero p { color: rgba(255, 255, 255, .74); margin: 0; max-width: 620px; }

.wa-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 70; width: 56px; height: 56px; border-radius: 50%;
  background: var(--wa); display: grid; place-items: center; box-shadow: 0 10px 26px rgba(37, 211, 102, .42);
  transition: transform .2s ease;
}
.wa-float:hover { transform: scale(1.07); }
.wa-float svg { width: 30px; height: 30px; color: #fff; }

.fade-up { opacity: 0; transform: translateY(16px); transition: opacity .55s ease, transform .55s ease; }
.fade-up.in { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .nav { display: none; }
  .burger { display: block; }
  .grid { grid-template-columns: repeat(3, 1fr); }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero .container { padding-top: 60px; padding-bottom: 60px; }
  .hero-visual { max-width: 520px; }
  .detail { grid-template-columns: 1fr; gap: 32px; }
  .detail-media { position: static; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .cta-band .container { grid-template-columns: 1fr; padding-top: 44px; padding-bottom: 44px; }
  .cta-qr { justify-content: flex-start; }
}

@media (max-width: 860px) {
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .topbar .hide-sm { display: none; }
}

@media (max-width: 640px) {
  .container { padding: 0 18px; }
  .section { padding: 54px 0; }
  .grid, .cat-grid, .grid--3 { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .cat-card-media { aspect-ratio: 4 / 3; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 22px 14px; }
  .feature-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .filter-bar { position: static; padding: 12px; }
  .filter-search { max-width: none; margin-left: 0; }
  .form-row { grid-template-columns: 1fr; }
  .detail-media { padding: 16px; }
  .hero-actions .btn { flex: 1 1 auto; }
  .wa-float { width: 50px; height: 50px; right: 14px; bottom: 14px; }
}

@media (max-width: 420px) {
  .grid, .cat-grid, .grid--3 { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .fade-up { opacity: 1; transform: none; }
}

/* ==========================================================================
   Featured product carousel (coverflow) — home page
   ========================================================================== */
.pc-carousel-section {
  overflow: hidden;
  background: linear-gradient(180deg, var(--bg-soft) 0%, #fff 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  box-shadow: inset 0 10px 28px rgba(10, 26, 43, 0.04);
  padding: 32px 0 42px;
}

.pc-carousel {
  position: relative;
  max-width: calc(var(--maxw) + 40px);
  margin: 0 auto;
  padding: 28px 10px 18px;
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 14px 38px rgba(10, 26, 43, 0.10), 0 2px 6px rgba(10, 26, 43, 0.06);
}

.pc-carousel-track {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 56px max(12px, calc((100vw - var(--maxw)) / 2 + 12px));
  scrollbar-width: none;
  cursor: grab;
  list-style: none;
}
.pc-carousel-track::-webkit-scrollbar { display: none; }
.pc-carousel-track.is-dragging { cursor: grabbing; scroll-snap-type: none; }

.pc-slide {
  flex: 0 0 256px;
  scroll-snap-align: center;
  text-decoration: none;
  color: inherit;
  transform: scale(0.84);
  opacity: 0.5;
  transition: transform .45s cubic-bezier(.22, .61, .36, 1), opacity .45s ease, box-shadow .45s ease;
  transform-origin: center center;
  -webkit-tap-highlight-color: transparent;
}
.pc-slide.is-active {
  transform: scale(1.28);
  opacity: 1;
  z-index: 2;
}
.pc-slide.is-active .pc-slide-media {
  border-color: var(--amber);
  box-shadow: 0 22px 50px rgba(10, 26, 43, 0.18), 0 0 0 2px var(--amber);
}
.pc-slide-media {
  position: relative;
  aspect-ratio: 4 / 3;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}
.pc-slide.is-active .pc-slide-media {
  border-color: var(--amber);
  box-shadow: var(--shadow-lg);
}
.pc-slide-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 14px;
  pointer-events: none;
}
.pc-slide-cap { margin-top: 12px; text-align: center; }
.pc-slide-cat {
  display: block;
  font-size: 11px;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--muted);
}
.pc-slide-model {
  display: block;
  margin-top: 2px;
  font-weight: 700;
  font-size: 16px;
  color: var(--navy);
}
.pc-slide.is-active .pc-slide-model { color: var(--amber-dark); }

.pc-carousel-arrow {
  position: absolute;
  top: 44%;
  z-index: 6;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--navy);
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s ease, color .2s ease, transform .2s ease;
}
.pc-carousel-arrow:hover { background: var(--navy); color: #fff; transform: scale(1.05); }
.pc-carousel-prev { left: 10px; }
.pc-carousel-next { right: 10px; }

.pc-carousel-dots {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-top: 16px;
}
.pc-dot {
  width: 9px;
  height: 9px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--line);
  cursor: pointer;
  transition: background .2s ease, transform .2s ease;
}
.pc-dot.is-active { background: var(--amber); transform: scale(1.3); }

@media (max-width: 720px) {
  .pc-slide { flex: 0 0 72%; }
  .pc-carousel-arrow { display: none; }
  .pc-carousel-track { padding-top: 28px; padding-bottom: 28px; gap: 12px; }
}

@media (max-width: 480px) {
  .pc-slide { flex: 0 0 78%; }
}