/* =====================================================================
   VOXXTECH — Auto & Motorcycle Parts storefront
   Theme: dark "workshop / parts warehouse" — deep navy + electric cyan → violet
   （2026-09-24 从液晶仪表站改为配件站；配色沿用，仅更新定位描述。）
   ===================================================================== */

:root {
  --bg: #070B14;
  --bg-2: #0A1020;
  --bg-3: #0C1424;
  --card: #111A2C;
  --card-2: #152038;
  --line: rgba(255, 255, 255, 0.08);
  --line-2: rgba(255, 255, 255, 0.14);
  --text: #E9EFFA;
  --text-2: #B4C2D8;
  --muted: #7C8BA5;
  --brand: #22D3EE;
  --brand-2: #3B82F6;
  --accent: #A855F7;
  --ok: #22C55E;
  --warn: #F59E0B;
  --danger: #EF4444;
  --grad: linear-gradient(135deg, #22D3EE 0%, #3B82F6 52%, #A855F7 100%);
  --grad-soft: linear-gradient(135deg, rgba(34, 211, 238, .16), rgba(168, 85, 247, .16));
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --shadow: 0 18px 50px rgba(0, 0, 0, .45);
  --shadow-sm: 0 8px 24px rgba(0, 0, 0, .32);
  --font: "Inter", "SF Pro Text", -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Hiragino Sans",
    "Noto Sans KR", Roboto, Helvetica, Arial, sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15.5px;
  line-height: 1.65;
  letter-spacing: .1px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { margin: 0 0 .5em; line-height: 1.2; letter-spacing: -.02em; font-weight: 750; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; border-radius: 6px; }

.container { width: min(1220px, 92vw); margin: 0 auto; }

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------------- announcement ---------------- */
.announce {
  background: linear-gradient(90deg, rgba(34,211,238,.12), rgba(168,85,247,.12));
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  color: var(--text-2);
  padding: 9px 0;
}
.announce .container { display: flex; align-items: center; gap: 9px; justify-content: center; text-align: center; }
.announce-dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--brand);
  box-shadow: 0 0 10px var(--brand); animation: pulse 2.4s ease-in-out infinite;
  flex: none;
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .35; } }

/* ---------------- header ---------------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(7, 11, 20, .82);
  backdrop-filter: blur(16px) saturate(150%);
  border-bottom: 1px solid var(--line);
}
.site-header.is-scrolled { background: rgba(7, 11, 20, .95); box-shadow: var(--shadow-sm); }
.header-inner { display: flex; align-items: center; gap: 22px; height: 70px; }

.brand { display: flex; align-items: center; gap: 11px; flex: none; }
.brand-mark { display: block; filter: drop-shadow(0 4px 14px rgba(34,211,238,.35)); }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-weight: 800; font-size: 18.5px; letter-spacing: -.02em; }
.brand-sub { font-size: 10.5px; color: var(--muted); letter-spacing: .14em; text-transform: uppercase; }
.brand-footer .brand-sub { display: none; }

.main-nav { display: flex; align-items: center; gap: 4px; margin-left: 6px; flex: 1; }
.main-nav > a, .nav-drop > a {
  padding: 8px 12px; border-radius: 9px; font-size: 14.2px; font-weight: 550;
  color: var(--text-2); transition: .18s; white-space: nowrap;
}
.main-nav > a:hover, .nav-drop > a:hover { color: var(--text); background: rgba(255,255,255,.05); }
.main-nav > a.is-active, .nav-drop > a.is-active { color: var(--brand); background: rgba(34,211,238,.09); }

.caret {
  display: inline-block; width: 0; height: 0; margin-left: 5px; vertical-align: middle;
  border-left: 4px solid transparent; border-right: 4px solid transparent;
  border-top: 5px solid currentColor; opacity: .6;
}
.nav-drop { position: relative; }
.nav-drop-panel {
  position: absolute; top: calc(100% + 10px); left: 0; width: 290px;
  background: var(--card); border: 1px solid var(--line-2); border-radius: var(--radius);
  padding: 10px; box-shadow: var(--shadow);
  opacity: 0; visibility: hidden; transform: translateY(-6px); transition: .2s;
}
.nav-drop:hover .nav-drop-panel, .nav-drop:focus-within .nav-drop-panel { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-drop-panel a { display: block; padding: 9px 11px; border-radius: 10px; }
.nav-drop-panel a:hover { background: rgba(255,255,255,.05); }
.nav-drop-panel strong { display: block; font-size: 14px; }
.nav-drop-panel span { display: block; font-size: 12.3px; color: var(--muted); }

.header-actions { display: flex; align-items: center; gap: 10px; flex: none; }

.lang-switch { position: relative; }
.lang-btn {
  display: flex; align-items: center; gap: 6px; padding: 8px 11px;
  background: rgba(255,255,255,.04); border: 1px solid var(--line-2);
  border-radius: 10px; font-size: 13.5px; cursor: pointer; transition: .18s;
}
.lang-btn:hover { background: rgba(255,255,255,.08); }
.lang-globe { display: flex; color: var(--brand); }
.lang-panel {
  position: absolute; top: calc(100% + 8px); right: 0; width: 190px;
  background: var(--card); border: 1px solid var(--line-2); border-radius: var(--radius);
  padding: 8px; box-shadow: var(--shadow);
  opacity: 0; visibility: hidden; transform: translateY(-6px); transition: .2s;
}
.lang-switch.is-open .lang-panel { opacity: 1; visibility: visible; transform: translateY(0); }
.lang-panel a {
  display: flex; align-items: center; gap: 9px; padding: 8px 10px;
  border-radius: 9px; font-size: 14px; color: var(--text-2);
}
.lang-panel a:hover { background: rgba(255,255,255,.06); color: var(--text); }
.lang-panel a.is-active { color: var(--brand); background: rgba(34,211,238,.1); }
.lang-panel .flag { font-size: 15px; }

/* ---------------- buttons ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 20px; border: 1px solid transparent; border-radius: 11px;
  font-size: 14.5px; font-weight: 650; cursor: pointer; white-space: nowrap;
  transition: transform .16s, box-shadow .2s, background .2s, border-color .2s;
}
.btn:active { transform: translateY(1px) scale(.99); }
.btn-primary { background: var(--grad); color: #04121F; box-shadow: 0 8px 26px rgba(59,130,246,.32); }
.btn-primary:hover { box-shadow: 0 12px 34px rgba(59,130,246,.45); }
.btn-ghost { background: rgba(255,255,255,.05); border-color: var(--line-2); color: var(--text); }
.btn-ghost:hover { background: rgba(255,255,255,.1); }
.btn-outline { background: transparent; border-color: var(--line-2); color: var(--text); }
.btn-outline:hover { border-color: var(--brand); color: var(--brand); background: rgba(34,211,238,.07); }
.btn-buy {
  background: linear-gradient(135deg, #22C55E, #16A34A);
  color: #04140A; font-weight: 750;
  box-shadow: 0 10px 30px rgba(34,197,94,.32);
}
.btn-buy:hover { box-shadow: 0 14px 40px rgba(34,197,94,.45); }
.btn-buy.is-disabled { background: rgba(255,255,255,.08); color: var(--muted); box-shadow: none; cursor: not-allowed; }
.btn-sm { padding: 8px 14px; font-size: 13.5px; border-radius: 9px; }
.btn-lg { padding: 14px 26px; font-size: 15.5px; border-radius: 13px; }
.btn-block { width: 100%; margin-top: 8px; }

.burger {
  display: none; width: 42px; height: 40px; border-radius: 10px;
  background: rgba(255,255,255,.05); border: 1px solid var(--line-2);
  cursor: pointer; flex-direction: column; align-items: center; justify-content: center; gap: 4px;
}
.burger span { display: block; width: 17px; height: 1.8px; background: var(--text); transition: .2s; }

/* ---------------- hero ---------------- */
.hero { position: relative; padding: 74px 0 66px; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 20%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 20%, transparent 80%);
}
.hero-glow { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .5; }
.hero-glow-1 { width: 520px; height: 520px; background: rgba(34,211,238,.4); top: -170px; left: -110px; }
.hero-glow-2 { width: 460px; height: 460px; background: rgba(168,85,247,.36); top: -60px; right: -120px; }

.hero-inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 54px; align-items: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 7px 15px 7px 12px; border-radius: 999px;
  background: rgba(34,211,238,.09); border: 1px solid rgba(34,211,238,.3);
  color: #9FE9F7; font-size: 12.8px; font-weight: 600; letter-spacing: .02em;
  margin-bottom: 20px;
}
.hero-badge i { width: 7px; height: 7px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 10px var(--brand); }
.hero h1 { font-size: clamp(31px, 4.2vw, 52px); font-weight: 800; letter-spacing: -.035em; margin-bottom: 18px; }
.hero-sub { font-size: 16.4px; color: var(--text-2); max-width: 560px; margin-bottom: 28px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 34px; }
.hero-stats { display: flex; gap: 38px; flex-wrap: wrap; }
.hero-stats li { display: flex; flex-direction: column; }
.hero-stats strong { font-size: 25px; font-weight: 800; letter-spacing: -.02em; }
.hero-stats span { font-size: 12.6px; color: var(--muted); }

.hero-visual { position: relative; }
/* 首屏插画的容器/图形/角标。
   ⚠️ class 前缀是 hero-art-：2026-09-24 随插画内容更换而改名
      （旧名以 cluster 开头，指的是仪表盘总成；现在画的已经是
       仓库货架 + 齿轮 + 配送路线，旧名字会误导后续维护者）。
      改名时同步改了 views/index.ejs，两处必须一起动。 */
/* 只在载入时轻微上浮一次，之后完全静止。
   （原先是 infinite 浮动，会让首屏主体一直位移、持续抢注意力，
     且长期占用合成层、在低端机上白耗电。fill-mode: both 保证结束时停在静止态。） */
.hero-art-frame { position: relative; animation: heroRise .85s cubic-bezier(.22,.68,.35,1) both; }
@keyframes heroRise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
.hero-art-svg { width: 100%; height: auto; filter: drop-shadow(0 30px 70px rgba(0,0,0,.6)); }
.hero-art-badge {
  position: absolute; display: flex; flex-direction: column; align-items: center;
  padding: 9px 15px; border-radius: 13px;
  background: rgba(17,26,44,.92); border: 1px solid var(--line-2);
  box-shadow: var(--shadow-sm); backdrop-filter: blur(10px);
}
.hero-art-badge span { font-size: 9.6px; letter-spacing: .16em; color: var(--muted); font-weight: 700; }
.hero-art-badge em { font-style: normal; font-size: 12.6px; font-weight: 700; }
.hero-art-badge-a { top: 12%; left: -18px; }
.hero-art-badge-a em { color: var(--brand); }
.hero-art-badge-b { bottom: 14%; right: -14px; }
.hero-art-badge-b em { color: var(--ok); }

/* ---------------- trust ---------------- */
.trust { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--bg-2); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.trust-item { display: flex; gap: 13px; padding: 24px 22px; border-left: 1px solid var(--line); }
.trust-item:first-child { border-left: none; }
.trust-ic {
  width: 40px; height: 40px; flex: none; border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  background: var(--grad-soft); border: 1px solid rgba(34,211,238,.24); color: var(--brand);
}
.trust-item strong { display: block; font-size: 14.4px; margin-bottom: 1px; }
.trust-item span { font-size: 12.8px; color: var(--muted); line-height: 1.5; }

/* ---------------- sections ---------------- */
.section { padding: 68px 0; }
.section-alt { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-tight { padding: 34px 0 0; }
.section-head { margin-bottom: 34px; max-width: 700px; }
.section-head h2 { font-size: clamp(24px, 2.9vw, 34px); font-weight: 800; }
.section-head p { color: var(--text-2); margin: 0; }
.section-head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; max-width: none; }

/* ---------------- categories ---------------- */
.cat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.cat-card {
  display: grid; grid-template-columns: 190px 1fr; gap: 0; overflow: hidden;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg);
  transition: .25s;
}
.cat-card:hover { border-color: rgba(34,211,238,.42); transform: translateY(-3px); box-shadow: var(--shadow); }
.cat-visual {
  display: flex; align-items: center; justify-content: center; padding: 14px;
  border-right: 1px solid var(--line);
}
.cat-vw { background: radial-gradient(circle at 40% 40%, rgba(34,211,238,.14), transparent 70%); }
.cat-audi { background: radial-gradient(circle at 40% 40%, rgba(168,85,247,.14), transparent 70%); }
.cat-skoda { background: radial-gradient(circle at 40% 40%, rgba(16,185,129,.14), transparent 70%); }
.cat-bmw { background: radial-gradient(circle at 40% 40%, rgba(14,165,233,.14), transparent 70%); }
.cat-seat { background: radial-gradient(circle at 40% 40%, rgba(249,115,22,.14), transparent 70%); }
.cat-body { padding: 22px 24px; }
.cat-body h3 { font-size: 20px; margin-bottom: 8px; }
.cat-body p { font-size: 13.6px; color: var(--text-2); margin-bottom: 12px; }
.cat-meta { display: block; font-size: 11.8px; color: var(--muted); letter-spacing: .04em; margin-bottom: 12px; }
.cat-link { color: var(--brand); font-size: 13.8px; font-weight: 650; }

/* ---------------- product cards ---------------- */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.product-grid-3 { grid-template-columns: repeat(3, 1fr); }
.p-card {
  display: flex; flex-direction: column; overflow: hidden;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  transition: .24s;
}
.p-card:hover { border-color: rgba(34,211,238,.4); transform: translateY(-4px); box-shadow: var(--shadow); }
.p-card-media {
  position: relative; display: block; aspect-ratio: 16 / 11; overflow: hidden;
  background: radial-gradient(circle at 50% 40%, #101B30, #070C16);
  border-bottom: 1px solid var(--line);
}
.p-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.p-card:hover .p-card-media img { transform: scale(1.05); }
/* 制造商品牌 chip（配件线）。
   配件线的「品牌」是 BOSCH / Febi Bilstein 这类**自由文本**，
   没法像车厂那样穷举配色 —— 所以只有这一个中性样式。
   （原先的 .brand-chip-vw/-audi/-skoda/-bmw/-seat 五条是液晶线的车厂配色，
     class 已不再输出，2026-09-24 删除。）
   ⚠️ 基类必须自带背景色：只写 position/padding 而不给 background，
      徽标会变成「没有底色的裸文字」，在深色页面上几乎看不清。 */
.brand-chip {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  padding: 5px 11px; border-radius: 999px; font-size: 11px; font-weight: 700;
  letter-spacing: .04em; backdrop-filter: blur(8px);
  background: rgba(34,211,238,.18); border: 1px solid rgba(34,211,238,.42); color: #A9ECF9;
}
/* 详情页里的 chip 不浮在图片上，走静态排布 */
.p-info-top .brand-chip { position: static; top: auto; left: auto; }
.deal-chip {
  position: absolute; top: 12px; right: 12px; z-index: 2;
  padding: 5px 10px; border-radius: 999px; font-size: 11px; font-weight: 800;
  background: rgba(239,68,68,.2); border: 1px solid rgba(239,68,68,.5); color: #FFC2C2;
}
.p-card-body { padding: 17px 18px 19px; display: flex; flex-direction: column; flex: 1; }
.p-card-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 11px; }
.tag {
  padding: 3px 9px; border-radius: 7px; font-size: 11px; font-weight: 650; letter-spacing: .02em;
  background: rgba(255,255,255,.06); border: 1px solid var(--line-2); color: var(--text-2);
}
.tag-in_stock { background: rgba(34,197,94,.13); border-color: rgba(34,197,94,.34); color: #8CE3AE; }
.tag-preorder { background: rgba(245,158,11,.13); border-color: rgba(245,158,11,.34); color: #F5CE85; }
.tag-out_of_stock { background: rgba(239,68,68,.13); border-color: rgba(239,68,68,.34); color: #F3A3A3; }
.tag-plain { color: var(--muted); }
.p-card-title { font-size: 16.2px; line-height: 1.35; margin-bottom: 8px; }
.p-card-title a:hover { color: var(--brand); }
.p-card-blurb { font-size: 13.2px; color: var(--text-2); margin-bottom: 11px; flex: 1; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.p-card-fit { font-size: 12.2px; color: var(--muted); margin-bottom: 15px; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.fit-label { color: var(--text-2); font-weight: 600; margin-right: 4px; }
.p-card-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: auto; }
.p-price { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.p-price-now { font-size: 20px; font-weight: 800; letter-spacing: -.02em; }
.p-price-was { font-size: 12.8px; color: var(--muted); text-decoration: line-through; }
/* 未定价商品：显示「询价」而不是 $0.00（也不发 price=0 的结构化数据） */
.p-price-ask {
  font-size: 13.4px; font-weight: 750; color: #A9ECF9;
  background: rgba(34,211,238,.1); border: 1px solid rgba(34,211,238,.3);
  padding: 4px 11px; border-radius: 8px;
}

/* ---------------- why / steps ---------------- */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.why-card {
  position: relative; padding: 26px 22px 24px;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  transition: .24s;
}
.why-card:hover { border-color: rgba(168,85,247,.36); transform: translateY(-3px); }
.why-num {
  display: block; font-size: 12px; font-weight: 800; letter-spacing: .16em;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: 13px;
}
.why-card h3 { font-size: 16.4px; margin-bottom: 8px; }
.why-card p { font-size: 13.4px; color: var(--text-2); margin: 0; }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: s; }
.step {
  position: relative; padding: 30px 22px 24px;
  background: linear-gradient(180deg, rgba(255,255,255,.035), transparent);
  border: 1px solid var(--line); border-radius: var(--radius);
}
.step-dot {
  position: absolute; top: -15px; left: 22px;
  width: 32px; height: 32px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--grad); color: #04121F; font-weight: 800; font-size: 14px;
  box-shadow: 0 6px 18px rgba(59,130,246,.4);
}
.step h3 { font-size: 16px; margin: 6px 0 8px; }
.step p { font-size: 13.4px; color: var(--text-2); margin: 0; }

/* ---------------- CTA band ---------------- */
.cta-band {
  background: linear-gradient(120deg, rgba(34,211,238,.13), rgba(59,130,246,.1) 45%, rgba(168,85,247,.14));
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 52px 0;
}
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.cta-inner h2 { font-size: clamp(22px, 2.6vw, 30px); margin-bottom: 8px; }
.cta-inner p { color: var(--text-2); margin: 0; max-width: 620px; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------------- footer ---------------- */
.site-footer { background: var(--bg-2); border-top: 1px solid var(--line); padding: 56px 0 26px; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 34px; }
.footer-col h4 { font-size: 13.4px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 15px; }
.footer-col ul li { margin-bottom: 9px; }
.footer-col ul a { font-size: 13.8px; color: var(--text-2); transition: .16s; }
.footer-col ul a:hover { color: var(--brand); }
.brand-footer { margin-bottom: 14px; }
.footer-desc { font-size: 13.4px; color: var(--muted); max-width: 380px; }
.footer-pay { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 16px; }
.pay-chip {
  padding: 5px 11px; border-radius: 8px; font-size: 11.4px; font-weight: 650;
  background: rgba(255,255,255,.05); border: 1px solid var(--line-2); color: var(--text-2);
}
.footer-contact li { display: flex; gap: 9px; font-size: 13.6px; color: var(--text-2); }
.footer-contact .ic { color: var(--brand); flex: none; }
.footer-note { margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--line); }
.footer-payment { font-size: 13px; color: var(--text-2); }
.footer-disclaimer { font-size: 11.8px; color: var(--muted); line-height: 1.7; margin: 0; }
/* 经营主体 + 法律页链接（2026-09-28：为 PayPal 网站审核补的公司信息行） */
.footer-legal {
  margin-top: 16px; display: flex; justify-content: space-between; gap: 12px;
  flex-wrap: wrap; font-size: 12.6px; color: var(--muted);
}
.footer-legal-links { display: flex; gap: 16px; flex-wrap: wrap; }
.footer-legal-links a { color: var(--text-2); }
.footer-legal-links a:hover { color: var(--brand); }
.footer-bottom {
  margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  font-size: 12.6px; color: var(--muted);
}

/* ---------------- breadcrumb / page head ---------------- */
.breadcrumb { display: flex; gap: 8px; align-items: center; font-size: 12.8px; color: var(--muted); padding: 22px 0 0; flex-wrap: wrap; }
.breadcrumb a:hover { color: var(--brand); }
.breadcrumb .current { color: var(--text-2); }
.page-head { padding: 26px 0 34px; }
.page-head h1 { font-size: clamp(26px, 3.3vw, 38px); }
.page-head p, .page-head .lead { color: var(--text-2); max-width: 780px; }

.alert { padding: 14px 18px; border-radius: var(--radius-sm); font-size: 13.8px; margin-bottom: 22px; }
.alert-warn { background: rgba(245,158,11,.11); border: 1px solid rgba(245,158,11,.34); color: #F7D79B; }

/* ---------------- product detail ---------------- */
.p-detail { display: grid; grid-template-columns: 1.08fr .92fr; gap: 44px; align-items: start; padding-bottom: 44px; }
.p-stage {
  position: relative; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden;
  background: radial-gradient(circle at 50% 42%, #111D33, #060B14);
  aspect-ratio: 4 / 3; display: flex; align-items: center; justify-content: center;
}
.p-stage img { width: 100%; height: 100%; object-fit: contain; padding: 12px; }
.p-thumbs { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.p-thumb {
  width: 88px; height: 68px; padding: 0; overflow: hidden; cursor: pointer;
  background: var(--card); border: 1px solid var(--line-2); border-radius: 10px; transition: .18s;
}
.p-thumb img { width: 100%; height: 100%; object-fit: cover; }
.p-thumb:hover { border-color: var(--brand); }
.p-thumb.is-active { border-color: var(--brand); box-shadow: 0 0 0 2px rgba(34,211,238,.22); }

.p-info-top { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.p-info-top .brand-chip { position: static; }
.p-title { font-size: clamp(23px, 2.6vw, 31px); margin-bottom: 10px; }
.p-blurb { color: var(--text-2); font-size: 15px; margin-bottom: 22px; }

.p-price-box {
  padding: 18px 20px; border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(34,211,238,.07), rgba(168,85,247,.07));
  border: 1px solid var(--line-2); margin-bottom: 18px;
}
.p-price-main { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.p-price-label { font-size: 12.5px; color: var(--muted); letter-spacing: .06em; text-transform: uppercase; }
.p-price-value { font-size: 33px; font-weight: 800; letter-spacing: -.03em; }
.p-price-compare { font-size: 15px; color: var(--muted); text-decoration: line-through; }
.p-price-off { font-size: 12.5px; font-weight: 750; color: #FFC2C2; background: rgba(239,68,68,.16); padding: 3px 9px; border-radius: 7px; }
.p-price-note { font-size: 12.4px; color: var(--muted); margin: 8px 0 0; }

.p-actions { display: flex; gap: 11px; flex-wrap: wrap; margin-bottom: 12px; }
.p-actions .btn { flex: 1 1 190px; }
.p-nolink-hint { font-size: 12.6px; color: #F7D79B; margin: 10px 0 0; flex: 1 1 100%; }
.p-secure { display: flex; align-items: center; gap: 8px; font-size: 12.4px; color: var(--muted); margin-bottom: 22px; }
.p-secure svg { color: var(--ok); flex: none; }

/* ---------------- PayPal 结账块（2026-09-28） ---------------- */
/* 与 FlyLink 按钮并存：中间加一条「或使用 PayPal」分隔线，视觉上明确是两种付款方式 */
.p-paypal { margin: 0 0 20px; }
.p-or { display: flex; align-items: center; gap: 12px; margin: 0 0 12px; }
.p-or::before, .p-or::after { content: ''; height: 1px; flex: 1; background: var(--line); }
.p-or span { font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); white-space: nowrap; }
#paypal-button-container { min-height: 48px; }
.p-paypal-note { font-size: 12.2px; color: var(--muted); margin: 10px 0 0; line-height: 1.6; }
.p-paypal-err { font-size: 12.6px; color: #F7D79B; margin: 8px 0 0; }

/* ---------------- 订单结果页（2026-09-28） ---------------- */
.order-table { width: 100%; border-collapse: collapse; margin: 0 0 26px; font-size: 14px; }
.order-table th, .order-table td { border: 1px solid var(--line); padding: 11px 14px; text-align: left; vertical-align: top; }
.order-table th { background: rgba(255,255,255,.03); color: var(--muted); font-weight: 500; width: 34%; }

.p-quick { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; margin-bottom: 18px; }
.p-quick li { display: flex; justify-content: space-between; gap: 14px; padding: 11px 16px; font-size: 13.6px; border-bottom: 1px solid var(--line); }
.p-quick li:last-child { border-bottom: none; }
.p-quick li:nth-child(odd) { background: rgba(255,255,255,.018); }
.p-quick li span { color: var(--muted); flex: none; }
.p-quick li strong { font-weight: 600; text-align: right; }

.p-feat-chips { display: flex; flex-wrap: wrap; gap: 7px; }
.chip {
  padding: 5px 11px; border-radius: 999px; font-size: 12.2px;
  background: rgba(34,211,238,.08); border: 1px solid rgba(34,211,238,.24); color: #A3E7F5;
}

/* 适配条件（fit_tags，标签文案在 locales 里 6 语言共用一套） */
.p-fitnotes {
  margin-top: 18px; padding: 16px 18px;
  background: rgba(255,255,255,.022); border: 1px solid var(--line); border-radius: var(--radius);
}
.p-fitnotes h4 {
  font-size: 12.4px; letter-spacing: .07em; text-transform: uppercase;
  color: var(--muted); font-weight: 700; margin-bottom: 11px;
}
.p-fitnotes ul { display: grid; gap: 8px; }
.p-fitnotes li { display: flex; align-items: flex-start; gap: 9px; font-size: 13.4px; color: var(--text-2); }
.fit-dot {
  flex: none; width: 7px; height: 7px; margin-top: 6px; border-radius: 50%;
  background: var(--brand); box-shadow: 0 0 8px rgba(34,211,238,.75);
}

/* 完整适配车型表（fitment_list） */
.fit-table {
  width: 100%; border-collapse: collapse; margin: 14px 0 18px;
  font-size: 13.6px; border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden;
}
.fit-table th, .fit-table td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--line); }
.fit-table tr:last-child th, .fit-table tr:last-child td { border-bottom: none; }
.fit-table th {
  font-size: 11.6px; letter-spacing: .07em; text-transform: uppercase;
  color: var(--muted); font-weight: 700; background: rgba(255,255,255,.022);
}
.fit-table td { color: var(--text-2); }
.fit-table tbody tr:hover td { background: rgba(34,211,238,.045); }

/* tabs */
.p-tabs { border-top: 1px solid var(--line); padding-top: 8px; }
.tabs-nav { display: flex; gap: 4px; flex-wrap: wrap; border-bottom: 1px solid var(--line); margin-bottom: 26px; }
.tab-btn {
  padding: 13px 17px; background: none; border: none; border-bottom: 2px solid transparent;
  font-size: 14.4px; font-weight: 620; color: var(--muted); cursor: pointer; transition: .18s;
}
.tab-btn:hover { color: var(--text-2); }
.tab-btn.is-active { color: var(--brand); border-bottom-color: var(--brand); }
.tab-panel { display: none; }
.tab-panel.is-active { display: block; animation: fadeUp .3s ease; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.prose { max-width: 820px; }
.prose h2, .prose h3 { font-size: 19px; margin: 26px 0 10px; }
.prose h2:first-child, .prose h3:first-child { margin-top: 0; }
.prose p { color: var(--text-2); font-size: 15px; }
.check-list { display: grid; gap: 9px; margin: 6px 0 20px; }
.check-list li { position: relative; padding-left: 26px; font-size: 14.2px; color: var(--text-2); }
.check-list li::before {
  content: ""; position: absolute; left: 4px; top: 8px; width: 11px; height: 6px;
  border-left: 2px solid var(--brand); border-bottom: 2px solid var(--brand);
  transform: rotate(-45deg);
}
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.feature-grid li {
  display: flex; gap: 12px; padding: 15px 17px;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-sm);
}
.f-ic {
  width: 32px; height: 32px; flex: none; border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(34,197,94,.13); border: 1px solid rgba(34,197,94,.3); color: var(--ok);
}
.feature-grid strong { display: block; font-size: 14.2px; margin-bottom: 2px; }
.feature-grid span { font-size: 12.9px; color: var(--muted); line-height: 1.55; }

.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: 12px 16px; font-size: 13.9px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: none; }
.spec-table th { width: 34%; color: var(--muted); font-weight: 600; background: rgba(255,255,255,.022); }
.spec-table td { color: var(--text-2); }
.link-arrow { color: var(--brand); font-weight: 620; font-size: 14px; }

.inquiry-wrap { display: grid; grid-template-columns: .85fr 1.15fr; gap: 40px; align-items: start; }
.inquiry-copy h3 { font-size: 21px; }
.inquiry-copy p { color: var(--text-2); }

/* sticky buy bar */
.buybar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 70;
  display: none; align-items: center; justify-content: space-between; gap: 14px;
  padding: 12px 5vw calc(12px + env(safe-area-inset-bottom));
  background: rgba(7,11,20,.96); backdrop-filter: blur(14px);
  border-top: 1px solid var(--line-2);
}
.buybar-price { display: flex; flex-direction: column; line-height: 1.25; }
.buybar-price span { font-size: 19px; font-weight: 800; }
.buybar-price em { font-style: normal; font-size: 11.5px; color: var(--muted); }
/* 缺货：吸底条**保留**（手机端「这商品现在能不能买」最显眼的信号，
   整条消失反而像页面坏了），但把价格压成次要色、按钮已是禁用态，
   避免看起来仍然可以下单。 */
.buybar.is-out .buybar-price span { color: var(--muted); }

/* ---------------- shop / filters ---------------- */
.shop-layout { display: grid; grid-template-columns: 250px 1fr; gap: 34px; align-items: start; padding-bottom: 20px; }
.shop-filters { position: sticky; top: 92px; }
.filter-block { padding-bottom: 20px; margin-bottom: 20px; border-bottom: 1px solid var(--line); }
.filter-block:last-child { border-bottom: none; }
.filter-block h4 { font-size: 12.6px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.filter-opts { display: grid; gap: 5px; }
.filter-opt {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 8px 12px; border-radius: 9px; font-size: 13.8px; color: var(--text-2); transition: .16s;
}
.filter-opt:hover { background: rgba(255,255,255,.05); color: var(--text); }
.filter-opt.is-active { background: rgba(34,211,238,.1); color: var(--brand); font-weight: 620; }
.filter-opt em { font-style: normal; font-size: 11.5px; color: var(--muted); }
.search-box { display: flex; gap: 8px; }
.search-box input {
  flex: 1; min-width: 0; padding: 9px 12px; border-radius: 9px; font-size: 13.6px;
  background: rgba(255,255,255,.045); border: 1px solid var(--line-2); color: var(--text);
}
.search-box input::placeholder { color: var(--muted); }
.search-box input:focus { border-color: var(--brand); outline: none; }
.search-box button {
  width: 40px; flex: none; border-radius: 9px; cursor: pointer; color: var(--text-2);
  background: rgba(255,255,255,.05); border: 1px solid var(--line-2);
  display: flex; align-items: center; justify-content: center;
}
.search-box button:hover { border-color: var(--brand); color: var(--brand); }
.filter-help { font-size: 12.8px; color: var(--muted); }

.results-bar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  flex-wrap: wrap; margin-bottom: 20px; padding-bottom: 14px; border-bottom: 1px solid var(--line);
}
.results-count { font-size: 13.6px; color: var(--muted); }
.sort-form label { font-size: 13px; color: var(--muted); display: flex; align-items: center; gap: 8px; }
.sort-form select {
  padding: 8px 11px; border-radius: 9px; font-size: 13.4px;
  background: var(--card); border: 1px solid var(--line-2); color: var(--text);
}
.empty-state { padding: 70px 24px; text-align: center; border: 1px dashed var(--line-2); border-radius: var(--radius-lg); }
.empty-state h3 { font-size: 19px; }
.empty-state p { color: var(--muted); max-width: 520px; margin: 0 auto 20px; }
.empty-hint { color: var(--muted); text-align: center; padding: 30px 0; }
.empty-404 { padding: 90px 24px; border-style: solid; }
.err-code {
  display: block; font-size: 74px; font-weight: 850; letter-spacing: -.04em; line-height: 1;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: 10px;
}

.notice-card {
  padding: 28px 30px; border-radius: var(--radius-lg);
  background: linear-gradient(120deg, rgba(34,211,238,.09), rgba(168,85,247,.09));
  border: 1px solid var(--line-2);
  display: flex; flex-direction: column; gap: 6px;
}
.notice-card h3 { font-size: 19px; margin-bottom: 4px; }
.notice-card p { color: var(--text-2); margin: 0 0 14px; max-width: 760px; }
.notice-actions { display: flex; gap: 11px; flex-wrap: wrap; }

/* ---------------- info pages ---------------- */
.info-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 8px 0 40px; }
.info-stats > div {
  padding: 22px; border-radius: var(--radius); text-align: center;
  background: var(--card); border: 1px solid var(--line);
}
.info-stats strong { display: block; font-size: 29px; font-weight: 800; letter-spacing: -.03em; }
.info-stats strong em { font-style: normal; font-size: 16px; color: var(--muted); font-weight: 600; }
.info-stats span { font-size: 12.6px; color: var(--muted); }

.info-layout { display: grid; grid-template-columns: 1fr 310px; gap: 44px; align-items: start; padding-bottom: 40px; }
.info-aside { display: grid; gap: 16px; position: sticky; top: 92px; }
.aside-card { padding: 22px; border-radius: var(--radius); background: var(--card); border: 1px solid var(--line); }
.aside-card h4 { font-size: 14.4px; margin-bottom: 13px; }
.aside-card p { font-size: 13.4px; color: var(--text-2); }
.mini-contact li { display: flex; gap: 8px; font-size: 13.3px; color: var(--text-2); margin-bottom: 9px; word-break: break-word; }
.mini-contact a:hover { color: var(--brand); }

.faq-list { display: grid; gap: 11px; }
.faq-item { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.faq-item[open] { border-color: rgba(34,211,238,.3); }
.faq-item summary {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 17px 20px; cursor: pointer; font-size: 15.2px; font-weight: 640; list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i {
  position: relative; width: 15px; height: 15px; flex: none;
}
.faq-item summary i::before, .faq-item summary i::after {
  content: ""; position: absolute; background: var(--brand); border-radius: 2px; transition: .22s;
}
.faq-item summary i::before { top: 6.6px; left: 0; width: 15px; height: 1.8px; }
.faq-item summary i::after { left: 6.6px; top: 0; width: 1.8px; height: 15px; }
.faq-item[open] summary i::after { transform: rotate(90deg); opacity: 0; }
.faq-body { padding: 0 20px 18px; }
.faq-body p { font-size: 14.2px; color: var(--text-2); margin: 0; }

.ship-table { width: 100%; border-collapse: collapse; margin-bottom: 38px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.ship-table th, .ship-table td { padding: 13px 18px; font-size: 14px; text-align: left; border-bottom: 1px solid var(--line); }
.ship-table thead th { background: rgba(255,255,255,.03); color: var(--muted); font-size: 12.4px; letter-spacing: .08em; text-transform: uppercase; }
.ship-table tbody td { color: var(--text-2); }

.warranty-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-bottom: 40px; }
.warranty-card { padding: 24px 22px; border-radius: var(--radius); background: var(--card); border: 1px solid var(--line); }
.w-num {
  display: block; font-size: 12px; font-weight: 800; letter-spacing: .16em; margin-bottom: 11px;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.warranty-card h3 { font-size: 16px; }
.warranty-card p { font-size: 13.4px; color: var(--text-2); margin: 0; }
.muted-note { font-size: 13px; color: var(--muted); border-left: 2px solid var(--line-2); padding-left: 14px; }

.contact-layout { display: grid; grid-template-columns: 340px 1fr; gap: 40px; align-items: start; padding-bottom: 20px; }
.contact-cards { display: grid; gap: 12px; }
.contact-card {
  display: flex; gap: 14px; padding: 17px 19px; border-radius: var(--radius);
  background: var(--card); border: 1px solid var(--line); transition: .2s;
}
a.contact-card:hover { border-color: rgba(34,211,238,.4); }
.c-ic {
  width: 38px; height: 38px; flex: none; border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  background: var(--grad-soft); border: 1px solid rgba(34,211,238,.24); color: var(--brand);
}
.contact-card strong { display: block; font-size: 13.6px; }
.contact-card span { display: block; font-size: 13.4px; color: var(--text-2); word-break: break-word; }
.contact-form-wrap { padding: 30px; border-radius: var(--radius-lg); background: var(--card); border: 1px solid var(--line); }
.contact-form-wrap h2 { font-size: 22px; }
.contact-form-wrap > p { color: var(--text-2); }

/* ---------------- forms ---------------- */
.lead-form { display: grid; gap: 14px; }
.form-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field > span { font-size: 12.8px; color: var(--text-2); font-weight: 600; }
.field > span em { font-style: normal; color: #FF9A9A; }
.field input, .field select, .field textarea {
  width: 100%; padding: 11px 13px; border-radius: 10px; font: inherit; font-size: 14.2px;
  background: rgba(255,255,255,.045); border: 1px solid var(--line-2); color: var(--text);
  transition: .16s;
}
.field textarea { resize: vertical; min-height: 100px; }
.field input::placeholder, .field textarea::placeholder { color: #5F6C84; }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--brand); outline: none;
  box-shadow: 0 0 0 3px rgba(34,211,238,.14);
}
.field select option { background: var(--card); color: var(--text); }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-hint { font-size: 12.2px; color: var(--muted); margin: 0; }
.form-status { font-size: 13.6px; margin: 0; min-height: 1.2em; }
.form-status.is-ok { color: #8CE3AE; }
.form-status.is-err { color: #F3A3A3; }
.form-status.is-loading { color: var(--muted); }

/* ---------------- responsive ---------------- */
@media (max-width: 1100px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .hero-inner { grid-template-columns: 1fr; gap: 44px; }
  .hero-visual { max-width: 560px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .why-grid, .steps { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 980px) {
  .main-nav {
    position: fixed; top: 70px; left: 0; right: 0; bottom: 0; z-index: 55;
    flex-direction: column; align-items: stretch; gap: 2px;
    padding: 18px 5vw 40px; overflow-y: auto;
    background: rgba(7,11,20,.98); backdrop-filter: blur(16px);
    transform: translateX(100%); transition: transform .26s ease;
  }
  .main-nav.is-open { transform: none; }
  .main-nav > a, .nav-drop > a { padding: 14px 10px; font-size: 16px; }
  .nav-drop-panel { position: static; opacity: 1; visibility: visible; transform: none; width: auto; box-shadow: none; background: transparent; border: none; padding: 0 0 0 12px; display: none; }
  .nav-drop:hover .nav-drop-panel, .nav-drop:focus-within .nav-drop-panel { display: block; }
  .burger { display: flex; }
  .hide-sm { display: none; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-item:nth-child(3) { border-left: none; }
  .trust-item { border-top: 1px solid var(--line); }
  .trust-item:nth-child(-n+2) { border-top: none; }
  .cat-grid, .cat-card { grid-template-columns: 1fr; }
  .cat-visual { border-right: none; border-bottom: 1px solid var(--line); }
  .p-detail { grid-template-columns: 1fr; gap: 30px; }
  .shop-layout { grid-template-columns: 1fr; }
  .shop-filters { position: static; }
  .info-layout, .contact-layout, .inquiry-wrap { grid-template-columns: 1fr; gap: 28px; }
  .info-aside { position: static; }
  .p-stage { aspect-ratio: 16 / 11; }
}

@media (max-width: 760px) {
  body { font-size: 15px; }
  .hero { padding: 48px 0 44px; }
  .section { padding: 48px 0; }
  .product-grid, .product-grid-3 { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .why-grid, .steps, .warranty-grid, .info-stats, .feature-grid { grid-template-columns: 1fr; }
  .steps { gap: 26px; }
  .info-stats { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .hero-art-badge { display: none; }
  .buybar { display: flex; }
  body.page-product { padding-bottom: 84px; }
  .footer-grid { grid-template-columns: 1fr; }
  .p-actions .btn { flex: 1 1 100%; }
  .p-price-value { font-size: 29px; }
  .site-header .header-actions .btn { display: none; }
  .header-inner { gap: 12px; }
}

@media (max-width: 480px) {
  .product-grid, .product-grid-3 { grid-template-columns: 1fr; }
  .hero-stats { gap: 24px; }
  .tab-btn { padding: 11px 12px; font-size: 13.6px; }
  .brand-sub { display: none; }
  .brand-name { font-size: 17px; }
  .lang-btn { padding: 8px 9px; font-size: 13px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
}

/* ===================== FAQ（信息页 / 分类页共用） =====================
   ⚠️ 2026-09-24 配件化：原「/collections 品牌落地页」专属规则
   （.collection-facts / .collection-body / .collection-index / .col-entry /
   .col-count / .product-mini）已随落地页一起删除 —— 页面没了，样式不该留。
   下面这批保留，因为 info/faq.ejs 与 category.ejs 仍在用。 */

/* FAQ 用原生 <details>：不依赖 JS，内容始终在 DOM 里可被索引 */
.faq-list { display: grid; gap: 10px; }
.faq-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.faq-item summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 15px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::before {
  content: "+";
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  color: var(--brand);
  background: var(--grad-soft);
  border: 1px solid var(--line-2);
  border-radius: 7px;
}
.faq-item[open] summary::before { content: "–"; }
.faq-item p {
  margin: 0;
  padding: 0 18px 17px 50px;
  font-size: 14.6px;
  line-height: 1.72;
  color: var(--text-2);
}

/* 分类页「查看全部 / 联系询盘」按钮组：允许换行 */
.brand-links { flex-wrap: wrap; }

@media (max-width: 560px) {
  .faq-item p { padding-left: 18px; }
}

/* ------------------------------------------------------------------ */
/* 商品分类（2026-09-24 · 汽车配件目录）                               */
/* ------------------------------------------------------------------ */

.cat-icon { font-size: 1.05em; line-height: 1; vertical-align: -1px; }

/* 子分类卡片：分类页最关键的内链层 ——
   父类页面靠它接住「子类词」，搜索引擎靠它读出目录结构。 */
.cat-children {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: .75rem;
}
.cat-child {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  padding: .85rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card);
  color: inherit;
  text-decoration: none;
  transition: border-color .18s ease, transform .18s ease;
}
.cat-child:hover { border-color: var(--brand); transform: translateY(-2px); }
.cat-child-name { font-weight: 600; font-size: .92rem; }
.cat-child-count { font-size: .76rem; color: var(--muted); white-space: nowrap; }

/* 分类索引页 */
.cat-index { display: grid; gap: 1rem; }
.cat-entry {
  padding: 1.15rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
}
.cat-entry-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}
.cat-entry-head h2 { margin: 0; font-size: 1.06rem; }
.cat-entry-head h2 a { color: inherit; text-decoration: none; }
.cat-entry-head h2 a:hover { color: var(--brand); }
.cat-count { font-size: .76rem; color: var(--muted); white-space: nowrap; }
.cat-entry > p { margin: .55rem 0 .8rem; font-size: .88rem; color: var(--muted); }
.cat-sublist { display: flex; flex-wrap: wrap; gap: .4rem; }
.cat-sublist a {
  padding: .3rem .62rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: .78rem;
  color: inherit;
  text-decoration: none;
  transition: border-color .15s ease, color .15s ease;
}
.cat-sublist a:hover { border-color: var(--brand); color: var(--brand); }
.cat-sublist a b { margin-left: .18rem; font-weight: 600; color: var(--muted); }

@media (max-width: 720px) {
  .cat-children { grid-template-columns: 1fr 1fr; }
  .cat-entry-head { flex-direction: column; gap: .15rem; }
}
@media (max-width: 460px) {
  .cat-children { grid-template-columns: 1fr; }
}