@charset "UTF-8";
/* ============================================================
   苏州法布利斯智能科技有限公司 — 站点设计系统
   定位：AI 搜索可见度（GEO / Generative Engine Optimization）服务商
   设计：深海军蓝 + 品牌蓝 + 青绿科技强调 + 橙色 CTA
   约束：视觉层不得破坏结构化数据与内容完整性；JS 仅做渐进增强
   ============================================================ */

:root {
  /* 色彩 */
  --navy: #0b1733;
  --navy-2: #122248;
  --brand: #1a237e;
  --brand-2: #283593;
  --accent: #00b8a9;
  --accent-dark: #00907f;
  --cta: #ff7a2f;
  --cta-dark: #e8621a;
  --tel: #c62828;

  --ink: #1c2536;
  --ink-2: #445068;
  --muted: #6b7690;
  --line: #e2e7f0;
  --bg: #ffffff;
  --bg-soft: #f5f7fb;
  --bg-deep: #eef2f9;

  /* 令牌 */
  --radius: 14px;
  --radius-sm: 9px;
  --radius-lg: 22px;
  --shadow-1: 0 1px 2px rgba(11, 23, 51, .06), 0 4px 14px rgba(11, 23, 51, .06);
  --shadow-2: 0 6px 18px rgba(11, 23, 51, .10), 0 18px 48px rgba(11, 23, 51, .10);
  --shadow-brand: 0 10px 30px rgba(26, 35, 126, .18);
  --maxw: 1200px;
  --maxw-prose: 820px;
  --gap: 22px;

  --f-sans: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Source Han Sans CN", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --f-num: "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--f-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { max-width: 100%; height: auto; }
a { color: var(--brand-2); text-decoration: none; transition: color .18s ease; }
a:hover { color: var(--cta-dark); }

h1, h2, h3, h4 { font-weight: 700; line-height: 1.3; letter-spacing: -.01em; color: var(--navy); margin: 0 0 .6em; }
h1 { font-size: clamp(28px, 4.2vw, 46px); }
h2 { font-size: clamp(22px, 2.8vw, 32px); }
h3 { font-size: clamp(18px, 2vw, 22px); }
h4 { font-size: 17px; }
p { margin: 0 0 1em; }
ul, ol { margin: 0 0 1em; padding-left: 1.35em; }
li { margin-bottom: .45em; }
strong { font-weight: 700; color: var(--navy); }
.nw { white-space: nowrap; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.prose { max-width: var(--maxw-prose); }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--brand); color: #fff; padding: 10px 18px; border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

/* ============ 顶栏与导航 ============ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: box-shadow .22s ease, border-color .22s ease, background .22s ease;
}
.site-header.is-scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 2px 16px rgba(11, 23, 51, .07);
}
.header-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 0 20px;
  height: 70px; display: flex; align-items: center; gap: 18px;
}
.brand {
  display: flex; align-items: center; gap: 11px; color: var(--navy); font-weight: 800;
  font-size: 17px; letter-spacing: -.02em; flex: 0 0 auto;
}
.brand:hover { color: var(--navy); }
.brand-mark { width: 34px; height: 34px; flex: 0 0 auto; }
.brand-logo { height: 28px; width: auto; flex: 0 0 auto; display: block; }
.site-footer .brand-logo { height: 30px; }
.brand-sub { font-size: 11px; font-weight: 600; color: var(--muted); letter-spacing: .06em; display: block; line-height: 1; margin-top: 2px; }

.main-nav { margin-left: auto; display: flex; align-items: center; gap: 2px; }
.main-nav a {
  position: relative; padding: 9px 11px; border-radius: var(--radius-sm);
  font-size: 14.5px; font-weight: 600; color: var(--ink);
}
.main-nav a:hover { color: var(--brand); background: var(--bg-deep); }
.main-nav a[aria-current="page"] { color: var(--brand); background: rgba(26, 35, 126, .08); }
.header-cta {
  margin-left: 8px; padding: 9px 18px; border-radius: 999px;
  background: var(--cta); color: #fff; font-weight: 700; font-size: 14.5px;
  box-shadow: 0 4px 14px rgba(255, 122, 47, .32); white-space: nowrap;
}
.header-cta:hover { background: var(--cta-dark); color: #fff; transform: translateY(-1px); }

.nav-toggle {
  margin-left: auto; width: 44px; height: 44px; border: 1px solid var(--line);
  background: #fff; border-radius: var(--radius-sm); cursor: pointer;
  display: none; align-items: center; justify-content: center; padding: 0;
}
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--navy); position: relative; }
.nav-toggle span::before, .nav-toggle span::after {
  content: ""; position: absolute; left: 0; width: 20px; height: 2px; background: var(--navy);
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }

.nav-backdrop {
  position: fixed; inset: 0; background: rgba(11, 23, 51, .5); z-index: 110;
  opacity: 0; visibility: hidden; transition: .25s ease;
}
body.nav-open .nav-backdrop { opacity: 1; visibility: visible; }
.nav-drawer {
  position: fixed; top: 0; right: 0; bottom: 0; width: min(84vw, 330px); z-index: 120;
  background: #fff; padding: 20px; box-shadow: -12px 0 40px rgba(11, 23, 51, .18);
  transform: translateX(100%); transition: transform .28s cubic-bezier(.4, 0, .2, 1);
  overflow-y: auto;
}
body.nav-open .nav-drawer { transform: none; }
.drawer-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.drawer-close { width: 40px; height: 40px; border: 1px solid var(--line); background: #fff; border-radius: var(--radius-sm); font-size: 22px; line-height: 1; cursor: pointer; color: var(--ink); }
.drawer-nav { display: flex; flex-direction: column; gap: 2px; }
.drawer-nav a { padding: 13px 12px; border-radius: var(--radius-sm); font-weight: 600; color: var(--ink); border-bottom: 1px solid var(--bg-deep); }
.drawer-nav a[aria-current="page"] { color: var(--brand); background: rgba(26, 35, 126, .07); }
.drawer-foot { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 14px; color: var(--muted); }
.drawer-foot .tel-link { display: block; margin-top: 6px; font-size: 19px; font-weight: 800; }

/* ============ 首屏 Hero ============ */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(1100px 520px at 88% -10%, rgba(0, 184, 169, .20), transparent 62%),
    radial-gradient(900px 460px at 6% 8%, rgba(26, 35, 126, .16), transparent 60%),
    linear-gradient(178deg, #f7f9fd 0%, #ffffff 62%);
  padding: clamp(42px, 6vw, 82px) 0 clamp(38px, 5vw, 66px);
  border-bottom: 1px solid var(--line);
}
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: clamp(24px, 4vw, 52px); align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; margin-bottom: 16px;
  padding: 6px 14px; border-radius: 999px; background: #fff; border: 1px solid var(--line);
  font-size: 13px; font-weight: 700; color: var(--brand); letter-spacing: .02em; box-shadow: var(--shadow-1);
}
.eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(0, 184, 169, .18); }
.hero h1 { margin-bottom: 18px; }
.hero h1 .hl { color: var(--brand); position: relative; }
.hero-lead { font-size: clamp(16px, 1.6vw, 18.5px); color: var(--ink-2); max-width: 34em; margin-bottom: 24px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 26px; }

.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 12px 24px; border-radius: 999px;
  font-weight: 700; font-size: 15.5px; border: 1.5px solid transparent; cursor: pointer; line-height: 1.4;
}
.btn-primary { background: var(--cta); color: #fff; box-shadow: 0 6px 20px rgba(255, 122, 47, .32); }
.btn-primary:hover { background: var(--cta-dark); color: #fff; transform: translateY(-2px); }
.btn-ghost { background: #fff; color: var(--brand); border-color: #c9d1e4; }
.btn-ghost:hover { border-color: var(--brand); color: var(--brand); background: #f7f9fd; }
.btn-lg { padding: 15px 30px; font-size: 16.5px; }

.hero-facts { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.hero-facts li { background: rgba(255, 255, 255, .92); padding: 14px 16px; margin: 0; }
.hero-facts .k { display: block; font-size: 12px; color: var(--muted); font-weight: 700; letter-spacing: .04em; margin-bottom: 3px; }
.hero-facts .v { display: block; font-size: 19px; font-weight: 800; color: var(--navy); font-family: var(--f-num); letter-spacing: -.02em; }
.hero-facts .v small { font-size: 12.5px; font-weight: 700; color: var(--muted); font-family: var(--f-sans); }

.hero-visual { position: relative; }
.hero-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 22px; box-shadow: var(--shadow-2); position: relative; z-index: 1;
}
.hero-card h3 { font-size: 15px; margin-bottom: 14px; color: var(--muted); font-weight: 700; letter-spacing: .03em; }
.score-ring { display: flex; align-items: center; gap: 20px; margin-bottom: 18px; }
.score-ring svg { width: 108px; height: 108px; flex: 0 0 auto; }
.score-ring .score-num { font-size: 34px; font-weight: 800; color: var(--navy); font-family: var(--f-num); line-height: 1; }
.score-ring .score-num span { font-size: 14px; color: var(--muted); font-weight: 700; }
.score-ring .score-label { font-size: 13px; color: var(--muted); margin-top: 4px; }

.mini-bars { display: flex; flex-direction: column; gap: 10px; }
.mini-bar { display: grid; grid-template-columns: 92px 1fr 42px; align-items: center; gap: 10px; font-size: 13px; }
.mini-bar .mb-name { color: var(--ink-2); font-weight: 600; }
.mini-bar .mb-track { height: 8px; background: var(--bg-deep); border-radius: 999px; overflow: hidden; }
.mini-bar .mb-fill { display: block; height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--brand-2), var(--accent)); }
.mini-bar .mb-val { text-align: right; font-family: var(--f-num); font-weight: 700; color: var(--navy); font-size: 13px; }

.float-tag {
  position: absolute; z-index: 2; background: #fff; border: 1px solid var(--line);
  border-radius: 999px; padding: 7px 14px; font-size: 12.5px; font-weight: 700;
  color: var(--navy); box-shadow: var(--shadow-1); white-space: nowrap;
}
.float-tag.a { top: -8px; left: -6px; color: var(--accent-dark); }
.float-tag.b { bottom: 14px; right: -10px; color: var(--cta-dark); }

/* ============ 通用区块 ============ */
.section { padding: clamp(42px, 5.5vw, 76px) 0; }
.section-alt { background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 720px; margin: 0 auto clamp(28px, 3.5vw, 46px); text-align: center; }
.section-head .eyebrow { margin-bottom: 12px; }
.section-head h2 { margin-bottom: 12px; }
.section-head p { color: var(--ink-2); font-size: 16.5px; margin: 0; }
.section-head.left { margin-left: 0; text-align: left; }

.grid { display: grid; gap: var(--gap); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-2); border-color: #cfd8ea; }
.card h3 { font-size: 18.5px; margin-bottom: 10px; }
.card p { color: var(--ink-2); font-size: 15px; margin-bottom: 14px; }
.card-link { font-weight: 700; font-size: 14.5px; color: var(--brand); display: inline-flex; align-items: center; gap: 6px; }
.card-link::after { content: "→"; transition: transform .2s ease; }
.card-link:hover::after { transform: translateX(4px); }

.card-icon {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
  background: linear-gradient(140deg, rgba(26, 35, 126, .10), rgba(0, 184, 169, .14));
  margin-bottom: 14px; color: var(--brand);
}
.card-icon svg { width: 24px; height: 24px; }

.stat {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; text-align: center;
}
.stat .num { display: block; font-family: var(--f-num); font-size: clamp(26px, 3.4vw, 38px); font-weight: 800; color: var(--brand); line-height: 1.1; letter-spacing: -.02em; }
.stat .num small { font-size: 15px; font-weight: 700; }
.stat .cap { display: block; font-size: 13.5px; color: var(--ink-2); margin-top: 6px; }

/* ============ 表格（深蓝表头 / 斑马纹 / 悬停 / 电话红） ============ */
.table-scroll { width: 100%; overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.table-scroll table { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 560px; }
.table-scroll caption {
  caption-side: top; text-align: left; padding: 14px 18px 0; font-weight: 700;
  color: var(--navy); font-size: 15px;
}
.table-scroll th, .table-scroll td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.table-scroll thead th {
  background: var(--brand); color: #fff; font-weight: 700; font-size: 14px;
  letter-spacing: .02em; border-bottom: none; white-space: nowrap;
}
.table-scroll tbody tr:nth-child(even) { background: #f7f9fd; }
.table-scroll tbody tr:hover { background: #eef3ff; }
.table-scroll tbody tr:last-child td { border-bottom: none; }
.table-scroll tbody th { font-weight: 700; color: var(--navy); background: rgba(26, 35, 126, .04); }
.table-scroll td strong { color: var(--navy); }
.table-hint { display: none; font-size: 13px; color: var(--muted); margin: 8px 0 0; text-align: center; }
.table-hint.is-on { display: block; }

.tel-link { color: var(--tel); font-weight: 700; }
.tel-link:hover { color: #8e1c1c; }

/* ============ 步骤流 ============ */
.step-flow { list-style: none; counter-reset: step; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.step-flow li { counter-increment: step; position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 20px; margin: 0; }
.step-flow li::before {
  content: "0" counter(step); display: block; font-family: var(--f-num);
  font-size: 22px; font-weight: 800; color: var(--accent); margin-bottom: 10px; letter-spacing: -.02em;
}
.step-flow h4 { font-size: 16.5px; margin-bottom: 8px; }
.step-flow p { font-size: 14.5px; color: var(--ink-2); margin: 0; }

/* ============ FAQ（原生 details，零 JS 依赖） ============ */
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq-item { border: 1px solid var(--line); border-radius: var(--radius); background: #fff; overflow: hidden; }
.faq-item summary {
  cursor: pointer; padding: 16px 20px; font-weight: 700; font-size: 16px; color: var(--navy);
  list-style: none; display: flex; align-items: center; gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; margin-left: auto; font-size: 22px; font-weight: 700; color: var(--accent);
  line-height: 1; flex: 0 0 auto; transition: transform .2s ease;
}
.faq-item[open] summary::after { content: "−"; }
.faq-item[open] summary { border-bottom: 1px solid var(--line); background: var(--bg-soft); }
.faq-body { padding: 16px 20px 18px; color: var(--ink-2); font-size: 15.5px; }
.faq-body > :last-child { margin-bottom: 0; }

/* ============ 事实框 / 提示 ============ */
.factbox {
  border: 1px solid var(--line); border-left: 4px solid var(--brand);
  background: var(--bg-soft); border-radius: var(--radius); padding: 20px 22px; margin: 0 0 24px;
}
.factbox h3 { font-size: 16px; margin-bottom: 12px; }
.factbox dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 8px 18px; font-size: 15px; }
.factbox dt { color: var(--muted); font-weight: 600; white-space: nowrap; }
.factbox dd { margin: 0; color: var(--ink); font-weight: 600; }

.note {
  border: 1px solid #f2d99b; background: #fffaf0; border-left: 4px solid var(--cta);
  border-radius: var(--radius); padding: 16px 20px; font-size: 15px; color: #6b4a17; margin: 0 0 24px;
}
.note strong { color: #8a5a10; }
.note.info { border-color: #b9d7f5; background: #f2f8ff; border-left-color: var(--brand-2); color: #1c3d6e; }
.note.info strong { color: var(--brand); }
.note.warn { border-color: #f3bdbd; background: #fdf3f3; border-left-color: var(--tel); color: #7d2a2a; }
.note.warn strong { color: var(--tel); }

.cta-band {
  background: linear-gradient(125deg, var(--navy) 0%, var(--brand) 58%, var(--navy-2) 100%);
  color: #fff; border-radius: var(--radius-lg); padding: clamp(30px, 4vw, 52px);
  display: grid; grid-template-columns: 1.4fr auto; gap: 26px; align-items: center; position: relative; overflow: hidden;
}
.cta-band::after {
  content: ""; position: absolute; right: -70px; top: -70px; width: 260px; height: 260px;
  border-radius: 50%; background: radial-gradient(circle, rgba(0, 184, 169, .30), transparent 68%);
}
.cta-band h2 { color: #fff; margin-bottom: 10px; }
.cta-band p { color: rgba(255, 255, 255, .84); margin: 0; font-size: 16px; }
.cta-band .btn-primary { position: relative; z-index: 1; }

/* ============ 子页头部 ============ */
.page-hero {
  position: relative; overflow: hidden; padding: clamp(34px, 4.4vw, 58px) 0 clamp(26px, 3.4vw, 42px);
  background: linear-gradient(180deg, #f6f8fc 0%, #ffffff 100%); border-bottom: 1px solid var(--line);
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(760px 300px at 84% 0%, rgba(0, 184, 169, .13), transparent 66%);
  pointer-events: none;
}
.page-hero .wrap { position: relative; }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; font-size: 13.5px; color: var(--muted); margin-bottom: 12px; }
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--brand); }
.crumbs span[aria-current] { color: var(--ink-2); font-weight: 600; }
.page-hero h1 { margin-bottom: 12px; }
.page-hero .lead { color: var(--ink-2); font-size: 17px; max-width: 46em; margin: 0; }
.meta-line { margin-top: 16px; font-size: 13.5px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 16px; }
.meta-line span { display: inline-flex; align-items: center; gap: 6px; }

/* ============ 正文排版 ============ */
.article-body h2 { margin-top: 1.7em; padding-top: .4em; }
.article-body h2:first-child { margin-top: 0; }
.article-body h3 { margin-top: 1.4em; color: var(--brand); }
.article-body ul li::marker { color: var(--accent); }
.article-body ol li::marker { color: var(--brand); font-weight: 700; }
.article-body table { font-size: 14.5px; }
.pull {
  border-left: 4px solid var(--accent); background: var(--bg-soft); padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0; margin: 0 0 24px; font-weight: 600; color: var(--navy);
}

.badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.badge {
  display: inline-block; padding: 5px 12px; border-radius: 999px; font-size: 12.5px; font-weight: 700;
  background: rgba(26, 35, 126, .08); color: var(--brand); border: 1px solid rgba(26, 35, 126, .14);
}
.badge.ok { background: rgba(0, 184, 169, .10); color: var(--accent-dark); border-color: rgba(0, 184, 169, .24); }
.badge.warn { background: rgba(198, 40, 40, .08); color: var(--tel); border-color: rgba(198, 40, 40, .22); }

/* ============ 页脚 ============ */
.site-footer { background: var(--navy); color: rgba(255, 255, 255, .72); font-size: 14.5px; padding: clamp(38px, 4.6vw, 62px) 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 30px; padding-bottom: 34px; }
.footer-col h4 { color: #fff; font-size: 15px; margin-bottom: 14px; letter-spacing: .02em; }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: 9px; }
.footer-col a { color: rgba(255, 255, 255, .72); }
.footer-col a:hover { color: var(--accent); }
.site-footer .brand { color: #fff; margin-bottom: 14px; }
.site-footer .brand-sub { color: rgba(255, 255, 255, .5); }
.footer-desc { max-width: 34em; margin-bottom: 16px; }
.site-footer address { font-style: normal; line-height: 1.9; }
.site-footer .tel-link { color: #ffb4a8; font-size: 19px; font-weight: 800; display: inline-block; margin: 4px 0 10px; font-family: var(--f-num); }
.site-footer .tel-link:hover { color: #fff; }

/* ============ 微信二维码 ============ */
/* 页脚：小尺寸二维码 + 说明，整块可点开大图便于扫码 */
.footer-qr { display: flex; align-items: flex-start; gap: 14px; margin-top: 16px; }
.footer-qr a { flex: 0 0 auto; display: block; line-height: 0; }
.footer-qr img { width: 104px; height: 104px; border-radius: 8px; background: #fff; box-shadow: 0 2px 10px rgba(0, 0, 0, .28); }
.footer-qr p { margin: 0; font-size: 13px; line-height: 1.7; color: rgba(255, 255, 255, .62); }
.footer-qr strong { display: block; color: #fff; font-size: 13.5px; margin-bottom: 2px; }

/* 联系页：大尺寸二维码卡片 */
.qr-card {
  display: flex; flex-wrap: wrap; align-items: center; gap: 20px 26px;
  border: 1px solid var(--line); border-left: 4px solid var(--brand);
  background: var(--bg-soft); border-radius: var(--radius); padding: 22px 24px;
}
.qr-card .qr-figure { margin: 0; flex: 0 0 auto; text-align: center; }
.qr-card .qr-figure img {
  display: block; width: 200px; height: 200px; border-radius: var(--radius-sm);
  background: #fff; box-shadow: var(--shadow-1);
}
.qr-card .qr-figure figcaption { margin-top: 10px; font-size: 13px; color: var(--muted); }
.qr-card .qr-body { flex: 1 1 300px; min-width: 260px; }
.qr-card .qr-body h3 { font-size: 16px; margin-bottom: 10px; }
.qr-card .qr-body ul { margin: 0; padding-left: 20px; }
.qr-card .qr-body li { margin-bottom: 6px; font-size: 15px; color: var(--ink-2); }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .12); padding: 18px 0 22px;
  display: flex; flex-wrap: wrap; gap: 10px 26px; justify-content: space-between;
  font-size: 13px; align-items: center;
}
.footer-bottom a { color: rgba(255, 255, 255, .6); }
/* 页脚底部三段统一为 flex 子项：垂直对齐交给 align-items，不再依赖行内基线 */
.footer-bottom > span { display: inline-flex; align-items: center; flex-wrap: wrap; }
.fb-copy, .fb-legal, .fb-updated { color: rgba(255, 255, 255, .55); }
.fb-legal, .fb-links { gap: 6px 14px; }
.badge-line { display: inline-flex; align-items: center; gap: 6px; color: rgba(255, 255, 255, .55); }
.badge-line a { color: rgba(255, 255, 255, .62); }
.badge-line a:hover { color: #fff; }
.ga-icon { width: 18px; height: 18px; flex: none; }

.to-top {
  position: fixed; right: 18px; bottom: 18px; width: 46px; height: 46px; border-radius: 50%;
  background: var(--brand); color: #fff; border: none; cursor: pointer; z-index: 90;
  box-shadow: var(--shadow-brand); opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: .25s ease; font-size: 18px; line-height: 1;
}
.to-top.is-on { opacity: 1; visibility: visible; transform: none; }

.action-bar { display: none; }

/* ============ 合作伙伴与授权 ============ */
.partner-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; align-items: start; }
.cert-figure {
  margin: 0; padding: 16px; text-align: center;
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg-soft);
}
.cert-figure a { display: block; }
.cert-figure img {
  width: 100%; max-width: 100%; height: auto; margin: 0 auto;
  border-radius: var(--radius-sm); background: #fff; box-shadow: var(--shadow-1);
}
.cert-figure figcaption { margin-top: 14px; font-size: 13px; line-height: 1.7; color: var(--muted); text-align: left; }

.partner-strip {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px 22px;
  border: 1px solid var(--line); border-left: 4px solid var(--accent);
  background: var(--bg-soft); border-radius: var(--radius); padding: 16px 22px;
}
.partner-strip .ps-tag { font-size: 12px; font-weight: 800; letter-spacing: .1em; color: var(--accent-dark); flex: 0 0 auto; }
.partner-strip p { margin: 0; font-size: 15px; color: var(--ink-2); flex: 1 1 320px; }
.partner-strip .ps-link { flex: 0 0 auto; font-weight: 700; font-size: 14px; }

/* ============ 响应式 ============ */
/* 导航 8 项 + 品牌 wordmark：窄于 1140px 收起为抽屉，避免挤压换行 */
@media (max-width: 1140px) {
  .main-nav, .header-cta { display: none; }
  .nav-toggle { display: flex; }
}

@media (max-width: 1080px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .step-flow { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 992px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; max-width: 460px; }
  .float-tag.b { right: 0; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .partner-grid { grid-template-columns: 1fr; }
  .cta-band { grid-template-columns: 1fr; text-align: left; }
}

@media (max-width: 760px) {
  body { font-size: 15.5px; padding-bottom: 62px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .step-flow { grid-template-columns: 1fr; }
  .hero-facts { grid-template-columns: 1fr; }
  .factbox dl { grid-template-columns: 1fr; gap: 2px 0; }
  .factbox dd { margin-bottom: 10px; }

  /* 表格 → 卡片式降级 */
  .table-scroll table,
  .table-scroll thead,
  .table-scroll tbody,
  .table-scroll tr,
  .table-scroll th,
  .table-scroll td { display: block; width: 100%; }
  .table-scroll table { min-width: 0; }
  .table-scroll { border-radius: var(--radius-sm); }
  .table-scroll thead { display: none; }
  .table-scroll tbody tr {
    border: 1px solid var(--line); border-radius: var(--radius-sm);
    margin-bottom: 10px; padding: 4px 0; background: #fff;
  }
  .table-scroll tbody tr:nth-child(even) { background: #fff; }
  .table-scroll tbody tr:hover { background: #fff; }
  .table-scroll tbody th, .table-scroll tbody td {
    border-bottom: none; padding: 5px 14px; display: flex; gap: 12px;
  }
  .table-scroll tbody td::before {
    content: attr(data-label); flex: 0 0 38%; color: var(--muted);
    font-weight: 700; font-size: 13px; padding-top: 2px;
  }
  .table-scroll tbody th { background: transparent; padding-top: 12px; font-size: 16px; }
  .table-scroll tbody td { font-size: 14.5px; }
  .table-scroll caption { padding: 14px 14px 10px; }

  /* 吸底操作条 */
  .action-bar {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 95;
    display: grid; grid-template-columns: 1fr 1fr; gap: 1px;
    background: rgba(255, 255, 255, .96); backdrop-filter: blur(10px);
    border-top: 1px solid var(--line); box-shadow: 0 -4px 18px rgba(11, 23, 51, .08);
  }
  .action-bar a {
    display: flex; align-items: center; justify-content: center; gap: 7px;
    padding: 13px 10px; font-weight: 700; font-size: 15px; color: var(--navy);
  }
  .action-bar a.hot { background: var(--cta); color: #fff; }
  .action-bar a:hover { color: var(--cta-dark); }
  .action-bar a.hot:hover { color: #fff; }
  .to-top { bottom: 74px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

/* 滚动进入动画（由 site.js 加 .reveal / .is-in） */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .55s ease, transform .55s ease; }
.reveal.is-in { opacity: 1; transform: none; }

/* ============ 打印 ============ */
@media print {
  .site-header, .nav-toggle, .nav-drawer, .nav-backdrop, .to-top, .action-bar, .cta-band { display: none !important; }
  body { color: #000; }
  a { color: #000; text-decoration: underline; }
}