/* =========================================================
   武汉君诺德生物技术有限公司 · 官网样式
   设计原则：留白、克制、结构清晰
   ========================================================= */

:root {
  --ink: #0b1b2b;
  --ink-2: #16293c;
  --body: #45586b;
  --muted: #7d8fa2;
  --line: #e6edf4;
  --line-2: #d5e0ea;
  --brand: #0b4f9e;
  --brand-deep: #07366c;
  --brand-soft: #eef4fc;
  --accent: #12a37f;
  --accent-soft: #e8f7f2;
  --bg: #ffffff;
  --soft: #f6f9fc;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(11, 27, 43, .04), 0 8px 24px -16px rgba(11, 27, 43, .18);
  --shadow-md: 0 2px 6px rgba(11, 27, 43, .05), 0 24px 48px -28px rgba(11, 27, 43, .3);
  --font: "Inter", "HarmonyOS Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --container: 1200px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--font);
  color: var(--body);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { color: var(--ink); margin: 0; font-weight: 600; letter-spacing: -.015em; line-height: 1.22; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { margin: 0; padding: 0; list-style: none; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }

.container { width: min(var(--container), calc(100% - 48px)); margin: 0 auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---------- 图标 ---------- */
.i { width: 20px; height: 20px; stroke: currentColor; fill: none; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 48px; padding: 0 24px; border-radius: 999px;
  font-size: 15px; font-weight: 500; border: 1px solid transparent;
  transition: transform .2s ease, background .2s ease, box-shadow .2s ease, color .2s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 10px 24px -12px rgba(11, 79, 158, .7); }
.btn-primary:hover { background: var(--brand-deep); }
.btn-ghost { border-color: var(--line-2); color: var(--ink); background: #fff; }
.btn-ghost:hover { border-color: var(--brand); color: var(--brand); }
.btn-light { background: rgba(255,255,255,.12); color: #fff; border-color: rgba(255,255,255,.28); backdrop-filter: blur(6px); }
.btn-light:hover { background: rgba(255,255,255,.2); }
.btn-sm { height: 38px; padding: 0 16px; font-size: 14px; }
.btn-block { width: 100%; }

/* ---------- 头部 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255,255,255,.86);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled { border-color: var(--line); box-shadow: 0 8px 24px -20px rgba(11,27,43,.4); }
.header-inner { display: flex; align-items: center; gap: 40px; height: 76px; }

.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark { width: 38px; height: 38px; flex: none; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong { font-size: 17px; letter-spacing: .12em; color: var(--ink); font-weight: 700; }
.brand-text em { font-style: normal; font-size: 11px; letter-spacing: .26em; color: var(--muted); margin-top: 5px; }

.nav { display: flex; align-items: center; gap: 4px; margin-left: 8px; }
.nav a {
  position: relative; padding: 10px 16px; border-radius: 999px;
  font-size: 15px; color: var(--ink-2); transition: color .2s ease, background .2s ease;
}
.nav a:hover { color: var(--brand); background: var(--brand-soft); }
.nav a.is-active { color: var(--brand); font-weight: 500; }
.nav a.is-active::after {
  content: ""; position: absolute; left: 50%; bottom: 2px; width: 16px; height: 2px;
  background: var(--brand); border-radius: 2px; transform: translateX(-50%);
}

.header-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.header-link { display: inline-flex; align-items: center; gap: 7px; font-size: 15px; color: var(--ink-2); padding: 9px 12px; border-radius: 999px; transition: background .2s; }
.header-link:hover { background: var(--soft); color: var(--brand); }
.nav-toggle { display: none; width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--line); background: #fff; align-items: center; justify-content: center; }

/* ---------- 通用区块 ---------- */
.section { padding: 96px 0; }
.section-tight { padding: 64px 0; }
.section-soft { background: var(--soft); }

.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--brand); font-weight: 600; margin-bottom: 16px;
}
.eyebrow i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); display: inline-block; }
.section-title { font-size: clamp(28px, 3.4vw, 40px); }
.section-desc { margin-top: 16px; color: var(--body); font-size: 16.5px; }

/* ---------- 首页 Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: 88px 0 104px;
  background:
    radial-gradient(900px 480px at 88% 8%, rgba(18,163,127,.10), transparent 62%),
    radial-gradient(760px 420px at 4% 0%, rgba(11,79,158,.10), transparent 60%),
    linear-gradient(180deg, #fbfdff 0%, #ffffff 100%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(11,79,158,.10) 1px, transparent 1px);
  background-size: 22px 22px; opacity: .35;
  mask-image: radial-gradient(600px 320px at 22% 30%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(600px 320px at 22% 30%, #000, transparent 75%);
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 64px; align-items: center; }
.hero h1 { font-size: clamp(36px, 4.6vw, 58px); letter-spacing: -.03em; margin-bottom: 22px; }
.hero h1 .hl { color: var(--brand); position: relative; white-space: nowrap; }
.hero h1 .hl::after {
  content: ""; position: absolute; left: 2px; right: 2px; bottom: 6px; height: 10px;
  background: rgba(18,163,127,.18); border-radius: 6px; z-index: -1;
}
.hero .lead { font-size: 17px; color: var(--body); max-width: 540px; }

.hero-search {
  display: flex; align-items: center; gap: 8px; margin-top: 32px;
  background: #fff; border: 1px solid var(--line); border-radius: 999px;
  padding: 8px 8px 8px 20px; max-width: 560px;
  box-shadow: var(--shadow-sm);
}
.hero-search svg { color: var(--muted); flex: none; }
.hero-search input { flex: 1; border: 0; outline: none; background: transparent; height: 40px; font-size: 15px; min-width: 0; }
.hero-search button { border: 0; background: var(--brand); color: #fff; height: 44px; padding: 0 26px; border-radius: 999px; font-size: 15px; font-weight: 500; transition: background .2s; }
.hero-search button:hover { background: var(--brand-deep); }
.hot-words { margin-top: 16px; font-size: 13.5px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; }
.hot-words a { color: var(--body); border-bottom: 1px dashed var(--line-2); padding-bottom: 1px; }
.hot-words a:hover { color: var(--brand); border-color: var(--brand); }

.hero-visual { position: relative; min-height: 420px; }
.hero-panel {
  position: absolute; inset: 0; border-radius: 28px; overflow: hidden;
  background: linear-gradient(145deg, #0a2f5c 0%, #0b4f9e 46%, #0f7a6d 100%);
  box-shadow: 0 40px 80px -40px rgba(7, 54, 108, .6);
}
.hero-panel::before {
  content: ""; position: absolute; inset: -30%;
  background:
    radial-gradient(320px 320px at 70% 20%, rgba(255,255,255,.22), transparent 60%),
    radial-gradient(260px 260px at 20% 80%, rgba(18,163,127,.35), transparent 60%);
}
.hero-panel::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(70% 70% at 50% 50%, #000, transparent 100%);
  -webkit-mask-image: radial-gradient(70% 70% at 50% 50%, #000, transparent 100%);
}
.helix { position: absolute; inset: 0; display: grid; place-items: center; }
.helix svg { width: 78%; height: auto; opacity: .95; }
.float-card {
  position: absolute; background: rgba(255,255,255,.94); border-radius: 14px;
  padding: 12px 16px; box-shadow: 0 18px 36px -22px rgba(4, 20, 40, .7);
  display: flex; flex-direction: column; gap: 2px; backdrop-filter: blur(6px);
}
.float-card b { font-size: 20px; color: var(--ink); letter-spacing: -.02em; }
.float-card span { font-size: 12px; color: var(--muted); letter-spacing: .04em; }
.card-a { top: 34px; right: -18px; animation: float 7s ease-in-out infinite; }
.card-b { bottom: 44px; left: -26px; animation: float 8s ease-in-out .8s infinite; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* ---------- 数据条 ---------- */
.stats { background: var(--ink); color: #fff; }
.stats-inner { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(255,255,255,.08); }
.stat { background: var(--ink); padding: 34px 28px; }
.stat b { display: block; font-size: 34px; letter-spacing: -.03em; font-weight: 600; }
.stat b em { font-style: normal; font-size: 16px; color: rgba(255,255,255,.6); margin-left: 4px; }
.stat span { font-size: 13.5px; color: rgba(255,255,255,.6); letter-spacing: .04em; }

/* ---------- 分类卡 ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cat-card {
  position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  display: flex; flex-direction: column; gap: 16px;
}
.cat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: #cfe0f2; }
.cat-icon { width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center; background: var(--brand-soft); color: var(--brand); }
.cat-card:nth-child(2n) .cat-icon { background: var(--accent-soft); color: #0d8a6a; }
.cat-card h3 { font-size: 19px; }
.cat-card p { font-size: 14px; color: var(--muted); min-height: 44px; }
.cat-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.cat-links span { font-size: 12.5px; color: var(--body); background: var(--soft); border-radius: 999px; padding: 4px 10px; }
.cat-arrow { position: absolute; right: 24px; top: 28px; color: var(--line-2); transition: color .2s, transform .2s; }
.cat-card:hover .cat-arrow { color: var(--brand); transform: translate(3px, -3px); }

/* ---------- 产品卡 ---------- */
.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.prod-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  display: flex; flex-direction: column; transition: transform .25s ease, box-shadow .25s ease, border-color .25s;
}
.prod-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: #cfe0f2; }
.prod-thumb {
  position: relative; aspect-ratio: 4 / 3; display: grid; place-items: center;
  background: linear-gradient(150deg, #eef4fc, #f7fbfa);
  color: rgba(11,79,158,.28); overflow: hidden;
}
.prod-thumb img { width: 100%; height: 100%; object-fit: cover; }
.prod-thumb .i { width: 54px; height: 54px; }
.prod-thumb::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(11,79,158,.12) 1px, transparent 1px);
  background-size: 18px 18px; opacity: .5;
}
.badge { position: absolute; top: 12px; left: 12px; z-index: 2; background: var(--accent); color: #fff; font-size: 11.5px; letter-spacing: .06em; padding: 3px 9px; border-radius: 999px; }
.prod-body { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.prod-cat { font-size: 12px; color: var(--muted); letter-spacing: .06em; }
.prod-name { font-size: 16px; color: var(--ink); font-weight: 500; line-height: 1.45; }
.prod-spec { font-size: 13px; color: var(--muted); }
.prod-foot { display: flex; align-items: baseline; justify-content: space-between; margin-top: auto; padding-top: 12px; border-top: 1px solid var(--line); }
.price { color: var(--brand); font-weight: 600; font-size: 18px; letter-spacing: -.02em; }
.price small { font-size: 12px; color: var(--muted); font-weight: 400; margin-left: 3px; }
.inquire { font-size: 13px; color: var(--muted); display: inline-flex; align-items: center; gap: 4px; }
.prod-card:hover .inquire { color: var(--brand); }

/* ---------- 技术服务 ---------- */
.svc-list { border-top: 1px solid var(--line); }
.svc-item {
  display: grid; grid-template-columns: 88px 1fr auto; gap: 28px; align-items: center;
  padding: 30px 8px; border-bottom: 1px solid var(--line); transition: background .25s, padding .25s;
}
.svc-item:hover { background: var(--soft); padding-left: 20px; padding-right: 20px; }
.svc-no { font-size: 13px; color: var(--muted); letter-spacing: .12em; }
.svc-main h3 { font-size: 21px; margin-bottom: 6px; }
.svc-main p { font-size: 14.5px; color: var(--muted); }
.svc-go { width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--line-2); display: grid; place-items: center; color: var(--body); transition: all .25s; }
.svc-item:hover .svc-go { background: var(--brand); color: #fff; border-color: var(--brand); }

/* ---------- 优势 ---------- */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.why-item { padding-top: 24px; border-top: 2px solid var(--ink); }
.why-item .i { width: 26px; height: 26px; color: var(--brand); margin-bottom: 16px; }
.why-item h3 { font-size: 17px; margin-bottom: 8px; }
.why-item p { font-size: 14px; color: var(--muted); }

/* ---------- CTA ---------- */
.cta {
  position: relative; overflow: hidden; border-radius: 24px; padding: 64px;
  background: linear-gradient(120deg, #08294f 0%, #0b4f9e 60%, #0d7a6a 100%);
  color: #fff; display: flex; align-items: center; justify-content: space-between; gap: 40px;
}
.cta::after {
  content: ""; position: absolute; right: -80px; top: -80px; width: 340px; height: 340px;
  border-radius: 50%; border: 1px solid rgba(255,255,255,.18);
  box-shadow: 0 0 0 40px rgba(255,255,255,.05), 0 0 0 90px rgba(255,255,255,.04);
}
.cta h2 { color: #fff; font-size: clamp(26px, 2.6vw, 34px); margin-bottom: 12px; }
.cta p { color: rgba(255,255,255,.75); max-width: 520px; }
.cta-actions { display: flex; gap: 12px; position: relative; z-index: 2; }

/* ---------- 页脚 ---------- */
.site-footer { background: #071726; color: rgba(255,255,255,.66); padding: 72px 0 28px; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 48px; }
.footer-brand .brand-text strong { color: #fff; }
.footer-brand .brand-text em { color: rgba(255,255,255,.45); }
.footer-desc { margin-top: 20px; font-size: 14px; line-height: 1.8; max-width: 320px; }
.footer-col h4 { color: #fff; font-size: 14px; letter-spacing: .06em; margin-bottom: 18px; font-weight: 500; }
.footer-col li { margin-bottom: 12px; font-size: 14px; }
.footer-col a:hover { color: #fff; }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer-contact .i { width: 16px; height: 16px; margin-top: 4px; flex: none; color: rgba(255,255,255,.4); }
.footer-bottom {
  margin-top: 56px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1);
  display: flex; justify-content: space-between; gap: 16px; font-size: 13px; color: rgba(255,255,255,.42);
  flex-wrap: wrap;
}

/* ---------- 内页 Hero ---------- */
.page-hero {
  padding: 64px 0 56px; background:
    radial-gradient(700px 320px at 80% 0%, rgba(11,79,158,.08), transparent 65%),
    linear-gradient(180deg, #fbfdff, #fff);
  border-bottom: 1px solid var(--line);
}
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); margin-bottom: 18px; }
.breadcrumb a:hover { color: var(--brand); }
.page-hero h1 { font-size: clamp(30px, 3.6vw, 44px); letter-spacing: -.025em; }
.page-hero p { margin-top: 14px; max-width: 640px; color: var(--body); }

/* ---------- 关于我们 ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: center; }
.about-visual {
  position: relative; border-radius: 24px; overflow: hidden; aspect-ratio: 5 / 4;
  background: linear-gradient(150deg, #eaf2fb, #eff8f5);
  display: grid; place-items: center; border: 1px solid var(--line);
}
.about-visual::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(11,79,158,.14) 1px, transparent 1px);
  background-size: 20px 20px; opacity: .6;
}
.about-visual .mark { position: relative; z-index: 2; text-align: center; }
.about-visual .mark strong { display: block; font-size: 30px; letter-spacing: .22em; color: var(--brand); }
.about-visual .mark span { display: block; font-size: 12px; letter-spacing: .4em; color: var(--muted); margin-top: 10px; }
.about-text h2 { font-size: clamp(26px, 3vw, 36px); margin-bottom: 24px; }
.about-text p { margin-bottom: 16px; }
.about-text h3 { font-size: 18px; margin: 28px 0 10px; }
.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.value-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; }
.value-card .num { font-size: 12px; letter-spacing: .18em; color: var(--accent); }
.value-card h3 { font-size: 19px; margin: 14px 0 10px; }
.value-card p { font-size: 14px; color: var(--muted); }
.cap-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.cap-item { display: flex; gap: 20px; padding: 28px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.cap-item .cat-icon { flex: none; }
.cap-item h3 { font-size: 17px; margin-bottom: 6px; }
.cap-item p { font-size: 14px; color: var(--muted); }

/* ---------- 产品页 ---------- */
.filter-bar { display: flex; align-items: center; gap: 16px; justify-content: space-between; flex-wrap: wrap; margin-bottom: 32px; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  padding: 9px 18px; border-radius: 999px; border: 1px solid var(--line); font-size: 14px;
  color: var(--body); background: #fff; transition: all .2s;
}
.chip:hover { border-color: var(--brand); color: var(--brand); }
.chip.is-active { background: var(--brand); border-color: var(--brand); color: #fff; }
.mini-search { display: flex; align-items: center; gap: 8px; background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 6px 6px 6px 16px; }
.mini-search input { border: 0; outline: none; width: 210px; height: 34px; background: transparent; font-size: 14px; }
.mini-search button { border: 0; background: var(--soft); border-radius: 999px; height: 34px; padding: 0 16px; font-size: 13.5px; color: var(--ink); }
.mini-search button:hover { background: var(--brand); color: #fff; }
.result-meta { font-size: 13.5px; color: var(--muted); margin-bottom: 20px; }
.empty { text-align: center; padding: 80px 0; color: var(--muted); }
.empty .i { width: 40px; height: 40px; margin-bottom: 16px; color: var(--line-2); }

.pager { display: flex; gap: 8px; justify-content: center; margin-top: 48px; flex-wrap: wrap; }
.pager a, .pager span {
  min-width: 40px; height: 40px; padding: 0 12px; border-radius: 10px; border: 1px solid var(--line);
  display: inline-flex; align-items: center; justify-content: center; font-size: 14px; color: var(--body); background: #fff;
}
.pager a:hover { border-color: var(--brand); color: var(--brand); }
.pager .active { background: var(--ink); border-color: var(--ink); color: #fff; }

/* ---------- 产品详情 ---------- */
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.detail-visual {
  border-radius: 20px; border: 1px solid var(--line); aspect-ratio: 1 / 1;
  background: linear-gradient(150deg, #eef4fc, #f7fbfa); display: grid; place-items: center; overflow: hidden;
  position: relative;
}
.detail-visual img { width: 100%; height: 100%; object-fit: cover; }
.detail-visual .i { width: 88px; height: 88px; color: rgba(11,79,158,.25); }
.detail-info h1 { font-size: clamp(26px, 3vw, 34px); margin-bottom: 12px; }
.detail-sub { color: var(--muted); font-size: 15.5px; margin-bottom: 24px; }
.spec-table { width: 100%; border-collapse: collapse; margin-bottom: 24px; }
.spec-table th, .spec-table td { text-align: left; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 14.5px; }
.spec-table th { color: var(--muted); font-weight: 400; width: 96px; }
.detail-price { display: flex; align-items: baseline; gap: 8px; margin-bottom: 24px; }
.detail-price b { font-size: 30px; color: var(--brand); letter-spacing: -.02em; }
.detail-price span { color: var(--muted); font-size: 13.5px; }
.detail-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.tag-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 20px; }
.tag { font-size: 12.5px; color: var(--body); background: var(--soft); border-radius: 999px; padding: 4px 12px; }

.tabs { margin-top: 72px; border-top: 1px solid var(--line); }
.tab-nav { display: flex; gap: 4px; border-bottom: 1px solid var(--line); }
.tab-btn {
  background: none; border: 0; padding: 18px 22px; font-size: 15px; color: var(--muted);
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tab-btn.is-active { color: var(--brand); border-color: var(--brand); font-weight: 500; }
.tab-panel { display: none; padding: 36px 0; }
.tab-panel.is-active { display: block; }
.prose { max-width: 820px; color: var(--body); font-size: 15.5px; line-height: 1.9; }
.prose h2 { font-size: 22px; margin: 32px 0 14px; }
.prose h3 { font-size: 18px; margin: 24px 0 10px; }
.prose p { margin-bottom: 14px; }
.prose ul { list-style: disc; padding-left: 20px; margin-bottom: 16px; }
.prose li { margin-bottom: 8px; }
.prose strong { color: var(--ink); }

/* ---------- 联系 ---------- */
.contact-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: start; }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 40px; box-shadow: var(--shadow-sm); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 13.5px; color: var(--ink-2); margin-bottom: 8px; }
.field label .req { color: #d1544e; margin-left: 2px; }
.field input, .field textarea, .field select {
  width: 100%; border: 1px solid var(--line-2); border-radius: var(--radius-sm);
  padding: 12px 14px; font-size: 14.5px; background: #fcfdfe; outline: none;
  transition: border-color .2s, background .2s, box-shadow .2s;
}
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--brand); background: #fff; box-shadow: 0 0 0 4px rgba(11,79,158,.08);
}
.field textarea { min-height: 128px; resize: vertical; }
.form-note { font-size: 12.5px; color: var(--muted); margin-top: 4px; }
.info-list { display: grid; gap: 16px; }
.info-card { display: flex; gap: 16px; padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.info-card .cat-icon { width: 40px; height: 40px; border-radius: 11px; flex: none; }
.info-card h4 { font-size: 14px; color: var(--muted); font-weight: 400; margin-bottom: 4px; }
.info-card p { color: var(--ink); font-size: 15px; line-height: 1.6; }
.map-card {
  margin-top: 20px; border-radius: var(--radius); border: 1px solid var(--line); overflow: hidden;
  aspect-ratio: 16 / 9; background:
    linear-gradient(rgba(11,79,158,.05), rgba(18,163,127,.05)),
    repeating-linear-gradient(0deg, transparent 0 39px, rgba(11,79,158,.06) 39px 40px),
    repeating-linear-gradient(90deg, transparent 0 39px, rgba(11,79,158,.06) 39px 40px);
  display: grid; place-items: center; text-align: center; color: var(--muted); font-size: 13.5px;
}

/* ---------- 登录 / 注册 ---------- */
.auth-wrap { min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr; }
.auth-side {
  position: relative; overflow: hidden; padding: 56px;
  background: linear-gradient(150deg, #08294f, #0b4f9e 55%, #0d7a6a);
  color: #fff; display: flex; flex-direction: column; justify-content: space-between;
}
.auth-side::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.16) 1px, transparent 1px);
  background-size: 24px 24px; opacity: .35;
  mask-image: radial-gradient(60% 60% at 70% 40%, #000, transparent);
  -webkit-mask-image: radial-gradient(60% 60% at 70% 40%, #000, transparent);
}
.auth-side .brand-text strong { color: #fff; }
.auth-side .brand-text em { color: rgba(255,255,255,.5); }
.auth-quote { position: relative; z-index: 2; max-width: 420px; }
.auth-quote h2 { color: #fff; font-size: 32px; line-height: 1.35; margin-bottom: 18px; }
.auth-quote p { color: rgba(255,255,255,.7); font-size: 15px; }
.auth-foot { position: relative; z-index: 2; font-size: 12.5px; color: rgba(255,255,255,.45); }
.auth-main { display: flex; align-items: center; justify-content: center; padding: 48px 24px; background: #fff; }
.auth-card { width: 100%; max-width: 400px; }
.auth-card h1 { font-size: 28px; margin-bottom: 8px; }
.auth-card .sub { color: var(--muted); font-size: 14.5px; margin-bottom: 32px; }
.auth-card .field input { height: 48px; }
.auth-switch { margin-top: 24px; font-size: 14px; color: var(--muted); text-align: center; }
.auth-switch a { color: var(--brand); font-weight: 500; }
.auth-close { position: absolute; top: 24px; right: 32px; font-size: 14px; color: var(--muted); z-index: 5; display: inline-flex; gap: 6px; align-items: center; }
.auth-close:hover { color: var(--ink); }

/* ---------- 会员中心 ---------- */
.member-grid { display: grid; grid-template-columns: 260px 1fr; gap: 40px; align-items: start; }
.member-side { border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; background: #fff; position: sticky; top: 100px; }
.member-avatar { width: 56px; height: 56px; border-radius: 50%; background: var(--brand-soft); color: var(--brand); display: grid; place-items: center; font-size: 20px; font-weight: 600; margin-bottom: 14px; }
.member-side h3 { font-size: 17px; }
.member-side .email { font-size: 13px; color: var(--muted); margin-top: 2px; word-break: break-all; }
.member-nav { margin-top: 24px; display: grid; gap: 4px; }
.member-nav a { padding: 10px 12px; border-radius: 9px; font-size: 14px; color: var(--body); }
.member-nav a:hover, .member-nav a.is-active { background: var(--soft); color: var(--brand); }
.member-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; background: #fff; margin-bottom: 20px; }
.member-card h2 { font-size: 20px; margin-bottom: 20px; }
.member-card h2 small { font-size: 13px; color: var(--muted); font-weight: 400; margin-left: 8px; }
.msg-item { padding: 18px 0; border-bottom: 1px solid var(--line); }
.msg-item:last-child { border-bottom: 0; padding-bottom: 0; }
.msg-meta { display: flex; justify-content: space-between; gap: 16px; font-size: 12.5px; color: var(--muted); margin-bottom: 6px; }
.msg-item p { font-size: 14.5px; color: var(--body); }

/* ---------- 提示 ---------- */
.toast {
  display: flex; align-items: center; gap: 10px; padding: 12px 16px; border-radius: var(--radius-sm);
  font-size: 14px; margin-bottom: 20px; border: 1px solid;
}
.toast-ok { background: #eefaf4; border-color: #c9eddc; color: #0d7a5c; }
.toast-err { background: #fdf1f0; border-color: #f5d7d4; color: #b33f38; }

/* ---------- 动效 ---------- */
body.reveal-ready [data-reveal] { opacity: 0; transform: translateY(16px); transition: opacity .7s ease, transform .7s ease; }
body.reveal-ready [data-reveal].in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  body.reveal-ready [data-reveal] { opacity: 1; transform: none; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { min-height: 340px; max-width: 560px; }
  .cat-grid, .prod-grid, .why-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .detail-grid, .contact-grid, .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .values-grid { grid-template-columns: 1fr; }
  .auth-wrap { grid-template-columns: 1fr; }
  .auth-side { display: none; }
  .member-grid { grid-template-columns: 1fr; }
  .member-side { position: static; }
}

@media (max-width: 760px) {
  .container { width: calc(100% - 32px); }
  .section { padding: 64px 0; }
  .header-inner { height: 64px; gap: 12px; }
  .nav {
    position: fixed; inset: 64px 0 auto; background: #fff; border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: stretch; padding: 12px 16px 20px; gap: 2px;
    transform: translateY(-12px); opacity: 0; pointer-events: none; transition: all .25s ease;
    box-shadow: 0 24px 40px -32px rgba(11,27,43,.5);
  }
  .nav.is-open { transform: none; opacity: 1; pointer-events: auto; }
  .nav a { padding: 14px 12px; border-radius: 10px; font-size: 16px; }
  .nav a.is-active::after { display: none; }
  .nav-toggle { display: inline-flex; }
  .header-actions { gap: 2px; }
  .header-link { padding: 8px; }
  .header-link span { display: none; }
  .header-actions .btn { display: none; }
  .hero { padding: 56px 0 64px; }
  .hero-search { padding: 6px 6px 6px 16px; }
  .hero-search button { padding: 0 18px; }
  .cat-grid, .prod-grid, .why-grid, .cap-grid, .form-row { grid-template-columns: 1fr; }
  .prod-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .prod-body { padding: 14px; }
  .prod-name { font-size: 14.5px; }
  .price { font-size: 16px; }
  .cta { flex-direction: column; align-items: flex-start; padding: 36px 28px; }
  .cta-actions { width: 100%; }
  .cta-actions .btn { flex: 1; }
  .stats-inner { grid-template-columns: 1fr 1fr; }
  .stat { padding: 24px 18px; }
  .stat b { font-size: 26px; }
  .svc-item { grid-template-columns: 1fr auto; gap: 12px; padding: 22px 0; }
  .svc-no { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .form-card, .member-card { padding: 24px; }
  .page-hero { padding: 40px 0 36px; }
  .filter-bar { gap: 12px; }
  .mini-search { width: 100%; }
  .mini-search input { flex: 1; width: auto; }
  .detail-actions .btn { flex: 1; }
  .tab-btn { padding: 14px 12px; font-size: 14px; }
}

@media (max-width: 480px) {
  .brand-mark { width: 32px; height: 32px; }
  .brand-text strong { font-size: 15px; letter-spacing: .08em; }
  .brand-text em { letter-spacing: .18em; font-size: 10px; }
  .header-inner { gap: 6px; height: 60px; }
  .nav { top: 60px; }
  .nav-toggle { width: 36px; height: 36px; }
  .header-link { padding: 6px; }
  .header-link .i { width: 17px; height: 17px; }
}

/* ---------------- 多语言切换器 ---------------- */
.lang-switch { position: relative; }
.lang-switch-btn {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--line, #e3e9f1); background: #fff; color: var(--ink-2, #40506a);
  font-size: 13px; font-weight: 600; padding: 8px 10px; border-radius: 999px; cursor: pointer;
  white-space: nowrap; transition: border-color .2s, color .2s;
}
.lang-switch-btn:hover { border-color: var(--brand, #0B4F9E); color: var(--brand, #0B4F9E); }
.lang-switch-btn .caret { transition: transform .2s; }
.lang-switch.is-open .caret { transform: rotate(180deg); }
.lang-menu {
  position: absolute; top: calc(100% + 10px); right: 0; z-index: 60;
  min-width: 168px; padding: 6px; background: #fff; border: 1px solid var(--line, #e3e9f1);
  border-radius: 14px; box-shadow: 0 18px 48px rgba(9, 32, 66, .16);
  display: none; grid-template-columns: 1fr 1fr; gap: 2px;
}
.lang-switch.is-open .lang-menu { display: grid; }
.lang-menu a {
  display: block; padding: 9px 10px; border-radius: 9px; font-size: 13px;
  color: var(--ink-2, #40506a); text-decoration: none;
}
.lang-menu a:hover { background: var(--soft, #f3f7fc); color: var(--brand, #0B4F9E); }
.lang-menu a.is-active { background: var(--brand, #0B4F9E); color: #fff; }

/* ---------------- 页脚热门关键词 ---------------- */
.footer-hot {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  margin-top: 40px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.09);
  font-size: 12.5px;
}
.footer-hot strong { color: rgba(255,255,255,.85); font-weight: 600; }
.footer-hot a { color: rgba(255,255,255,.5); text-decoration: none; padding: 3px 9px; border: 1px solid rgba(255,255,255,.14); border-radius: 999px; transition: .2s; }
.footer-hot a:hover { color: #fff; border-color: rgba(255,255,255,.45); }
.footer-slogan { margin-top: 14px; color: #7FD8C0; font-size: 13px; letter-spacing: .04em; }

/* ---------------- 语言提示条（演示站） ---------------- */
.demo-bar {
  background: linear-gradient(90deg, #0B4F9E, #12A37F); color: #fff;
  font-size: 13px; padding: 9px 0; text-align: center;
}
.demo-bar a { color: #fff; text-decoration: underline; margin: 0 4px; }

/* ---------------- 全站搜索页 ---------------- */
.search-hero { background: linear-gradient(120deg, #071726, #0B4F9E 70%, #12A37F); color: #fff; padding: 64px 0 72px; }
.search-hero h1 { font-size: clamp(28px, 4vw, 44px); margin: 0 0 12px; }
.search-hero p { opacity: .8; margin: 0 0 26px; }
.search-form { display: flex; gap: 10px; max-width: 720px; }
.search-form input { flex: 1; border: 0; border-radius: 12px; padding: 16px 20px; font-size: 16px; outline: none; }
.search-form button { border: 0; border-radius: 12px; padding: 0 30px; background: #12A37F; color: #fff; font-weight: 700; font-size: 15px; cursor: pointer; }
.search-group { margin-top: 42px; }
.search-group h2 { font-size: 20px; margin: 0 0 16px; padding-bottom: 12px; border-bottom: 1px solid var(--line, #e3e9f1); }
.search-hit { display: block; padding: 14px 0; border-bottom: 1px solid var(--line, #e3e9f1); text-decoration: none; color: var(--ink, #12233d); }
.search-hit:hover { color: var(--brand, #0B4F9E); }
.search-hit small { color: var(--muted, #7b8ba5); margin-left: 10px; }
.empty-hit { color: var(--muted, #7b8ba5); padding: 20px 0; }

/* ---------------- 三级目录树 ---------------- */
.tree-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; }
.tree-card { border: 1px solid var(--line, #e3e9f1); border-radius: 16px; padding: 22px; background: #fff; }
.tree-card h3 { font-size: 17px; margin: 0 0 4px; display: flex; align-items: center; gap: 10px; }
.tree-card .tree-code { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; border-radius: 8px; background: var(--brand, #0B4F9E); color: #fff; font-size: 13px; font-weight: 700; }
.tree-card ul { list-style: none; padding: 0; margin: 14px 0 0; }
.tree-card li { padding: 6px 0; font-size: 14px; }
.tree-card li a { color: var(--ink-2, #40506a); text-decoration: none; }
.tree-card li a:hover { color: var(--brand, #0B4F9E); }
.tree-leaves { display: flex; flex-wrap: wrap; gap: 6px; margin: 8px 0 0 14px; }
.tree-leaves span { font-size: 12px; color: var(--muted, #7b8ba5); background: var(--soft, #f3f7fc); border-radius: 6px; padding: 3px 8px; }

/* ---------------- 新闻 / 资源 / FAQ ---------------- */
.news-list { display: grid; gap: 0; }
.news-item { display: grid; grid-template-columns: 110px 1fr auto; gap: 24px; align-items: center; padding: 22px 0; border-bottom: 1px solid var(--line, #e3e9f1); text-decoration: none; color: var(--ink, #12233d); }
.news-item:hover .news-title { color: var(--brand, #0B4F9E); }
.news-date { font-size: 14px; color: var(--muted, #7b8ba5); }
.news-title { font-size: 17px; font-weight: 600; transition: color .2s; }
.news-cat { font-size: 12px; color: var(--brand, #0B4F9E); background: var(--soft, #f3f7fc); border-radius: 999px; padding: 4px 12px; }
.faq-item { border-bottom: 1px solid var(--line, #e3e9f1); padding: 20px 0; }
.faq-item summary { cursor: pointer; font-weight: 600; font-size: 16px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq-item summary::after { content: '+'; color: var(--brand, #0B4F9E); font-size: 20px; }
.faq-item[open] summary::after { content: '−'; }
.faq-item p { margin: 14px 0 0; color: var(--ink-2, #40506a); line-height: 1.8; }
.dl-item { display: flex; align-items: center; gap: 14px; padding: 16px 0; border-bottom: 1px solid var(--line, #e3e9f1); }
.dl-item .i { color: var(--brand, #0B4F9E); }
.dl-item a { color: var(--ink, #12233d); text-decoration: none; font-weight: 600; }
.dl-item a:hover { color: var(--brand, #0B4F9E); }
.dl-meta { margin-left: auto; color: var(--muted, #7b8ba5); font-size: 13px; }

/* ---------------- 商城二维码 ---------------- */
.qr-card { border: 1px solid var(--line, #e3e9f1); border-radius: 18px; padding: 24px; text-align: center; background: #fff; }
.qr-card svg { width: 148px; height: 148px; margin: 0 auto 14px; display: block; }
.qr-card h4 { font-size: 16px; margin: 0 0 6px; }
.qr-card p { font-size: 13px; color: var(--muted, #7b8ba5); margin: 0; }

@media (max-width: 760px) {
  .lang-switch-btn span { display: none; }
  .lang-menu { right: -40px; }
  .news-item { grid-template-columns: 1fr; gap: 8px; }
  .tree-grid { grid-template-columns: 1fr; }
  .search-form { flex-direction: column; }
  .search-form button { padding: 14px; }
}

/* ---------------- 演示站 / 融合页补充类 ---------------- */
.nav-link { color: inherit; text-decoration: none; }
.prod-sku { display: block; font-size: 12px; color: var(--muted, #7b8ba5); letter-spacing: .04em; }
.prod-meta { display: block; font-size: 13px; color: var(--muted, #7b8ba5); }
.tab-head { display: flex; gap: 4px; border-bottom: 1px solid var(--line, #e3e9f1); }
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 36px; }
.pagination a, .pagination span { min-width: 34px; height: 34px; display: inline-flex; align-items: center; justify-content: center; border-radius: 9px; border: 1px solid var(--line, #e3e9f1); font-size: 14px; text-decoration: none; color: var(--ink-2, #40506a); }
.pagination .is-active { background: var(--brand, #0B4F9E); color: #fff; border-color: var(--brand, #0B4F9E); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-card textarea, .form-card input, .form-card select { width: 100%; border: 1px solid var(--line, #e3e9f1); border-radius: 10px; padding: 12px 14px; font-size: 15px; outline: none; font-family: inherit; }
.form-card .field { margin-bottom: 14px; }
.form-card .field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--ink-2, #40506a); }
.section-soft { background: var(--soft, #f3f7fc); }
.hot-words { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 13px; color: rgba(255,255,255,.7); }
.hot-words a { color: #fff; text-decoration: none; border-bottom: 1px dashed rgba(255,255,255,.5); }
.hot-words a:hover { border-bottom-style: solid; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.prod-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 18px; }
@media (max-width: 760px) { .form-grid { grid-template-columns: 1fr; } }

/* ---------------- 多语言版头部与搜索 Hero 修正 ---------------- */
.search-hero h1, .search-hero h2 { color: #fff; }
.search-hero p { color: rgba(255,255,255,.82); }
.nav a, .header-link span, .lang-switch-btn span, .nav-link { white-space: nowrap; }
.nav { flex-wrap: nowrap; margin-left: 4px; gap: 0; }
.nav a { padding: 10px 11px; font-size: 14px; }
.header-actions { gap: 6px; }
.header-link { padding: 8px 9px; font-size: 14px; white-space: nowrap; }
.lang-switch-btn { font-size: 12.5px; padding: 7px 9px; }
.header-actions .btn { font-size: 13px; padding: 8px 14px; white-space: nowrap; }
@media (max-width: 1200px) {
  .nav a { padding: 10px 8px; font-size: 13px; }
  .header-link span { display: none; }
}

/* 长语种（法/俄/西/阿）下为头部 CTA 留出空间 */
@media (max-width: 1560px) {
  .header-link span { display: none; }
  .header-actions .btn { font-size: 12.5px; padding: 8px 12px; }
}
@media (max-width: 1200px) {
  .nav a { padding: 10px 8px; font-size: 13px; }
}

/* ============ v3 精细三级产品目录筛选器（对齐商城截图） ============ */
.catalog-panel { background: #fff; border: 1px solid var(--line, #e3e9f1); border-radius: 16px; overflow: hidden; box-shadow: 0 10px 30px rgba(9,32,66,.05); }
.cat-panel-head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 18px; background: linear-gradient(100deg, #f4f9ff, #fff);
  border-bottom: 1px solid var(--line, #e3e9f1);
}
.cat-panel-title { font-size: 15px; font-weight: 700; color: var(--ink, #12233d); }
.cat-collapse-btn {
  display: inline-flex; align-items: center; gap: 6px; cursor: pointer;
  border: 1px solid var(--line, #e3e9f1); background: #fff; color: var(--brand, #0B4F9E);
  font-size: 13px; font-weight: 600; padding: 7px 14px; border-radius: 999px;
  transition: all .18s;
}
.cat-collapse-btn:hover { border-color: var(--brand, #0B4F9E); background: var(--brand-soft, #eaf2fb); }
/* 原生 <details> 折叠：summary 作为开关，无需 JS（规避静态资源缓存导致 JS 不生效） */
.cat-filter-details { display: block; }
.cat-filter-details > summary { list-style: none; cursor: pointer; }
.cat-filter-details > summary::-webkit-details-marker { display: none; }
.cat-filter-details > summary.cat-collapse-btn { display: inline-flex; margin: 14px 18px 0; }
.cat-collapse-btn .caret { transition: transform .2s; }
.cat-filter-details:not([open]) > summary .caret { transform: rotate(-90deg); }
.cat-filter-details[open] > summary .caret { transform: rotate(180deg); }
.ccb-closed { display: none; }
.cat-filter-details[open] > summary .ccb-open { display: none; }
.cat-filter-details[open] > summary .ccb-closed { display: inline; }
.cat-tabs {
  display: flex; gap: 8px; align-items: center;
  padding: 12px 18px; background: #fbfcfe;
  border-bottom: 1px solid var(--line, #e3e9f1);
  overflow-x: auto; overflow-y: hidden; flex-wrap: nowrap;
  scrollbar-width: thin; -webkit-overflow-scrolling: touch;
}
.cat-tabs::-webkit-scrollbar { height: 6px; }
.cat-tabs::-webkit-scrollbar-thumb { background: #d4deea; border-radius: 999px; }
.cat-tab {
  position: relative; flex: 0 0 auto; display: inline-flex; align-items: center;
  padding: 8px 16px; font-size: 13.5px; font-weight: 600; white-space: nowrap;
  color: var(--ink-2, #40506a); text-decoration: none;
  border: 1px solid var(--line, #e3e9f1); border-radius: 999px; background: #fff;
  transition: all .18s;
}
.cat-tab:hover { border-color: var(--brand, #0B4F9E); color: var(--brand, #0B4F9E); background: var(--brand-soft, #eaf2fb); }
.cat-tab.is-active { color: #fff; background: var(--brand, #0B4F9E); border-color: var(--brand, #0B4F9E); box-shadow: 0 6px 16px -8px rgba(11,79,158,.7); }
.cat-row {
  display: flex; align-items: flex-start; gap: 16px; padding: 16px 20px;
  border-bottom: 1px solid #f0f3f8; font-size: 14px;
}
.cat-row:last-child { border-bottom: 0; }
.cat-row-label {
  flex: 0 0 auto; min-width: 72px; color: var(--ink-2, #40506a); font-size: 13.5px; font-weight: 600;
  padding-top: 7px; white-space: nowrap;
}
.cat-row-items { display: flex; flex-wrap: wrap; gap: 8px; flex: 1; min-width: 0; }
.cat-opt {
  display: inline-flex; align-items: center;
  color: var(--ink-2, #40506a); text-decoration: none;
  padding: 6px 14px; font-size: 13.5px; line-height: 1.2; white-space: nowrap;
  border: 1px solid var(--line, #e3e9f1); border-radius: 999px; background: #fff;
  transition: all .18s;
}
.cat-opt:hover { border-color: var(--brand, #0B4F9E); color: var(--brand, #0B4F9E); background: var(--brand-soft, #eaf2fb); }
.cat-opt.is-active { color: #fff; background: var(--brand, #0B4F9E); border-color: var(--brand, #0B4F9E); font-weight: 600; box-shadow: 0 6px 14px -8px rgba(11,79,158,.6); }
.cat-opt .sort-arrow { opacity: .5; font-size: 11px; margin-left: 3px; }
.catalog-toolbar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  margin: 22px 0 16px; flex-wrap: wrap;
}
.catalog-result { font-size: 14px; color: var(--muted, #7b8ba5); }
.catalog-result strong { color: var(--ink, #12233d); font-size: 17px; }
.catalog-reset { font-size: 13px; color: var(--brand, #0B4F9E); text-decoration: none; }
.catalog-reset:hover { text-decoration: underline; }
.catalog-mini-search { display: flex; gap: 8px; }
.catalog-mini-search input {
  border: 1px solid var(--line, #e3e9f1); border-radius: 10px; padding: 9px 13px;
  font-size: 14px; min-width: 280px; outline: none;
}
.catalog-mini-search input:focus { border-color: var(--brand, #0B4F9E); }
.catalog-mini-search button { border: 0; background: var(--brand, #0B4F9E); color: #fff; border-radius: 10px; padding: 0 18px; font-size: 14px; cursor: pointer; }
.catalog-crumb { font-size: 13px; color: var(--muted, #7b8ba5); margin-bottom: 10px; }
.catalog-scale { display: inline-flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.catalog-scale span { font-size: 12px; color: var(--muted, #7b8ba5); background: var(--soft, #f3f7fc); border-radius: 999px; padding: 4px 11px; }

/* 语言自动检测提示条 */
.lang-toast {
  position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%) translateY(20px);
  z-index: 200; background: #0B2B4A; color: #fff; border-radius: 999px;
  padding: 11px 22px; font-size: 13.5px; box-shadow: 0 14px 40px rgba(9,32,66,.28);
  opacity: 0; pointer-events: none; transition: opacity .3s, transform .3s;
}
.lang-toast.is-show { opacity: 1; transform: translateX(-50%) translateY(0); }
.lang-menu a.is-auto { grid-column: 1 / -1; border-top: 1px solid var(--line, #e3e9f1); margin-top: 4px; color: var(--brand, #0B4F9E); font-weight: 600; }

@media (max-width: 760px) {
  .cat-row { flex-direction: column; gap: 8px; padding: 14px 16px; }
  .cat-row-label { flex: none; padding-top: 0; }
  .cat-row-items { gap: 6px; }
  .cat-tab { padding: 7px 13px; font-size: 13px; }
  .catalog-mini-search input { min-width: 0; flex: 1; }
}

/* ================= v4：统一目录 / 下单二维码 / 移动端 ================= */
/* 下单二维码：真实 SVG 图片，PC 横向卡片、手机端居中卡片 */
.qr-order {
  display: flex; align-items: center; gap: 20px; text-align: left;
  border: 1px solid var(--line, #e3e9f1); border-radius: 16px;
  padding: 18px 20px; background: #fff; margin-top: 22px;
  box-shadow: 0 8px 24px rgba(9,32,66,.045);
}
.qr-order .qr-box {
  width: 132px; height: 132px; flex: none; border: 1px solid var(--line, #e3e9f1);
  border-radius: 12px; padding: 6px; background: #fff; display: grid; place-items: center;
}
.qr-order .qr-box img, .qr-order .qr-box svg { width: 100%; height: 100%; display: block; }
.qr-order h4 { font-size: 16px; margin: 0 0 6px; color: var(--ink, #12233d); }
.qr-order p { font-size: 13px; color: var(--muted, #7b8ba5); margin: 0 0 12px; line-height: 1.6; }
.qr-order .qr-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.qr-order .qr-sku { font-size: 12px; color: var(--muted, #7b8ba5); margin-top: 10px; }
.qr-card img.qr-img { width: 148px; height: 148px; margin: 0 auto 14px; display: block; }

/* 统一目录：类型筛选 + 商城分类直达 */
.type-chips { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.type-chips .chip { padding: 6px 16px; font-size: 13.5px; }
.cat-tabs { overflow-x: auto; scrollbar-width: thin; -webkit-overflow-scrolling: touch; }
.cat-tab { white-space: nowrap; flex: none; }
.cat-row-items { max-height: 132px; overflow-y: auto; }
.mall-cate-link {
  display: inline-flex; align-items: center; gap: 7px; font-size: 13px;
  color: var(--brand, #0B4F9E); text-decoration: none; font-weight: 600;
}
.mall-cate-link:hover { text-decoration: underline; }

/* 服务卡片与产品卡片同处一个结果网格 */
.svc-card { position: relative; }
.svc-card .prod-thumb { background: linear-gradient(135deg, #eef7f4, #e7f0fb); }
.svc-card .type-badge, .prod-card .type-badge {
  position: absolute; top: 12px; right: 12px; z-index: 2;
  font-size: 11px; font-weight: 700; letter-spacing: .04em;
  border-radius: 999px; padding: 4px 10px; background: #0B4F9E; color: #fff;
}
.svc-card .type-badge { background: #12A37F; }

/* 旧站产品 / 服务落地提示条 */
.legacy-banner {
  display: flex; gap: 22px; align-items: center; flex-wrap: wrap;
  border: 1px solid #cfe0f2; border-left: 4px solid var(--brand, #0B4F9E);
  background: linear-gradient(100deg, #f4f9ff, #fff);
  border-radius: 14px; padding: 20px 24px; margin-bottom: 22px;
}
.legacy-banner .lb-main { flex: 1 1 320px; min-width: 0; }
.legacy-banner h2 { font-size: 20px; margin: 0 0 8px; color: var(--ink, #12233d); }
.legacy-banner p { font-size: 13.5px; color: var(--muted, #7b8ba5); margin: 0 0 12px; line-height: 1.65; }
.legacy-banner .lb-meta { display: flex; gap: 10px; flex-wrap: wrap; font-size: 12.5px; color: var(--body, #40506a); }
.legacy-banner .lb-meta span { background: #fff; border: 1px solid var(--line, #e3e9f1); border-radius: 999px; padding: 4px 11px; }
.legacy-banner .lb-qr { width: 112px; height: 112px; flex: none; border: 1px solid var(--line, #e3e9f1); border-radius: 10px; padding: 5px; background: #fff; }
.legacy-banner .lb-qr img { width: 100%; height: 100%; display: block; }

/* 移动端登录：密码 / 验证码切换 */
.auth-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line, #e3e9f1); margin: 0 0 24px; }
.auth-tabs button {
  flex: 1; border: 0; background: none; padding: 12px 8px; font-size: 14px; cursor: pointer;
  color: var(--muted, #7b8ba5); border-bottom: 2px solid transparent; font-family: inherit;
}
.auth-tabs button.is-active { color: var(--brand, #0B4F9E); border-bottom-color: var(--brand, #0B4F9E); font-weight: 700; }
.code-row { display: flex; gap: 10px; }
.code-row input { flex: 1; }
.code-row button { white-space: nowrap; border: 1px solid var(--brand, #0B4F9E); color: var(--brand, #0B4F9E); background: #fff; border-radius: 10px; padding: 0 16px; font-size: 13px; cursor: pointer; }
.mobile-tip { font-size: 12.5px; color: var(--muted, #7b8ba5); line-height: 1.65; margin: 18px 0 0; }

/* 移动端底部导航栏 */
.mobile-tabbar { display: none; }
@media (max-width: 760px) {
  body { padding-bottom: 62px; }
  .mobile-tabbar {
    display: grid; grid-template-columns: repeat(5, 1fr);
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 150;
    background: #fff; border-top: 1px solid var(--line, #e3e9f1);
    box-shadow: 0 -8px 24px rgba(9,32,66,.07);
    padding: 6px 4px calc(6px + env(safe-area-inset-bottom));
  }
  .mobile-tabbar a {
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px;
    color: var(--muted, #7b8ba5); text-decoration: none; font-size: 11px; min-height: 48px;
  }
  .mobile-tabbar a.is-active { color: var(--brand, #0B4F9E); font-weight: 700; }
  .mobile-tabbar .i { width: 20px; height: 20px; }
  .qr-order { flex-direction: column; text-align: center; padding: 20px; }
  .qr-order .qr-actions { justify-content: center; }
  .qr-order .qr-box { width: 156px; height: 156px; }
  .legacy-banner { padding: 18px; }
  .legacy-banner .lb-qr { margin: 0 auto; }
  .cat-row-items { max-height: 168px; }
  .catalog-toolbar { gap: 12px; }
  .detail-grid { gap: 24px; }
  .prod-grid { gap: 12px; }
}
[dir="rtl"] .qr-order { text-align: right; }
[dir="rtl"] .legacy-banner { border-left: 0; border-right: 4px solid var(--brand, #0B4F9E); }
[dir="rtl"] .mobile-tabbar a { font-size: 10.5px; }

/* ============ 顶部导航「产品分类」悬停下拉（纯 CSS：移入展开，移出收起） ============ */
.nav-cat { position: relative; display: flex; align-items: center; }
.nav-cat-trigger { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; }
.nav-cat-trigger .caret { transition: transform .2s ease; }
.nav-cat:hover .nav-cat-trigger .caret,
.nav-cat.is-open .nav-cat-trigger .caret { transform: rotate(180deg); }
.nav-cat:hover .nav-cat-trigger,
.nav-cat.is-open .nav-cat-trigger { color: var(--brand, #0B4F9E); }

.mega {
  position: absolute; top: calc(100% + 10px); left: 0; z-index: 200;
  min-width: 232px; padding: 8px;
  background: #fff; border: 1px solid var(--line, #e3e9f1); border-radius: 14px;
  box-shadow: 0 24px 56px -28px rgba(11, 27, 43, .5);
  opacity: 0; visibility: hidden; transform: translateY(6px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
}
.mega::before { content: ''; position: absolute; left: 0; right: 0; top: -12px; height: 12px; }
.nav-cat:hover .mega,
.nav-cat.is-open .mega { opacity: 1; visibility: visible; transform: translateY(0); }
.mega-close {
  position: absolute; top: 8px; right: 10px; z-index: 2;
  width: 26px; height: 26px; line-height: 1; border: 0; border-radius: 8px;
  background: #f3f6fb; color: var(--ink-2, #40506a); font-size: 18px; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background .15s ease, color .15s ease;
}
.mega-close:hover { background: #ffe9e7; color: #d4382f; }

.mega-l1 { list-style: none; margin: 0; padding: 0; }
.mega-l1-item { position: relative; }
.mega-l1-link {
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  padding: 10px 12px; border-radius: 9px; color: var(--ink, #1a2433);
  text-decoration: none; font-size: 14px; white-space: nowrap;
}
.mega-l1-item:hover .mega-l1-link { background: var(--brand-soft, #eaf2fb); color: var(--brand, #0B4F9E); }
.mega-arrow { color: var(--ink-3, #9aa7bd); font-size: 14px; line-height: 1; }
.mega-l1-item:hover .mega-arrow { color: var(--brand, #0B4F9E); }

.mega-flyout {
  position: absolute; left: calc(100% - 4px); top: -8px; width: 340px; padding: 18px;
  background: #fff; border: 1px solid var(--line, #e3e9f1); border-radius: 14px;
  box-shadow: 0 24px 56px -28px rgba(11, 27, 43, .5);
  max-height: 72vh; overflow: auto;
  opacity: 0; visibility: hidden; transform: translateX(-6px);
  transition: opacity .16s ease, transform .16s ease, visibility .16s;
}
.mega-l1-item:hover .mega-flyout { opacity: 1; visibility: visible; transform: translateX(0); }
.mega-flyout-title { font-size: 13px; font-weight: 600; color: var(--brand, #0B4F9E); margin-bottom: 12px; }
.mega-l2-grid { display: flex; flex-wrap: wrap; gap: 8px; }
.mega-l2 {
  display: inline-block; padding: 7px 13px; border-radius: 999px;
  background: #f3f6fb; color: var(--ink-2, #40506a); text-decoration: none; font-size: 13px;
  transition: background .15s ease, color .15s ease;
}
.mega-l2:hover { background: var(--brand, #0B4F9E); color: #fff; }

/* 首页分类胶囊（替代原平铺大网格） */
.cat-pills { display: flex; flex-wrap: wrap; gap: 12px; }
.cat-pill {
  display: inline-flex; align-items: center; gap: 10px; padding: 12px 18px;
  border: 1px solid var(--line, #e3e9f1); border-radius: 12px; background: #fff;
  color: var(--ink, #1a2433); text-decoration: none; font-size: 15px;
  transition: border-color .18s ease, color .18s ease, background .18s ease, transform .18s ease;
}
.cat-pill:hover { border-color: var(--brand, #0B4F9E); color: var(--brand, #0B4F9E); background: var(--brand-soft, #eaf2fb); transform: translateY(-2px); }
.cat-pill-code {
  display: inline-flex; align-items: center; justify-content: center;
  width: 26px; height: 26px; border-radius: 7px; background: var(--brand, #0B4F9E);
  color: #fff; font-size: 12px; font-weight: 700;
}
.cat-pills-more { text-align: center; margin-top: 26px; }

/* 移动端：悬停下拉不可靠，隐藏飞出面板，触发器退化为普通链接 */
@media (max-width: 760px) {
  .mega { display: none !important; }
}