/* ============================================================
   忠惠国际物流 - 日本敏感货专线站 全局样式（本地CSS，无外部依赖）
   ============================================================ */
:root {
  --primary: #1450A3;
  --primary-dark: #0E3C7C;
  --primary-light: #EAF1FB;
  --accent: #E60012;
  --accent-light: #FDEBEC;
  --ink: #0F172A;
  --body: #475569;
  --muted: #94A3B8;
  --line: #E2E8F0;
  --bg-alt: #F6F8FB;
  --white: #FFFFFF;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 6px 24px rgba(20, 80, 163, 0.08);
  --shadow-lg: 0 16px 48px rgba(20, 80, 163, 0.16);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--body);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; vertical-align: middle; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }
ul, ol { list-style: none; }
b, strong { color: var(--ink); }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.center { text-align: center; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 22px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 600; line-height: 1.4; cursor: pointer;
  border: 1px solid transparent; transition: all 0.2s ease; text-align: center;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; }
.btn-outline { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-outline:hover { background: var(--primary-light); }
.btn-outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,0.5); }
.btn-outline-light:hover { background: rgba(255,255,255,0.12); color: #fff; }
.btn-white { background: #fff; color: var(--primary); }
.btn-white:hover { background: #F1F5F9; color: var(--primary-dark); }
.btn-lg { padding: 14px 30px; font-size: 15px; border-radius: 12px; }
.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn-block { display: flex; width: 100%; }

/* ---------- 顶栏 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.96); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-logo svg { width: 38px; height: 38px; display: block; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text b { font-size: 17px; color: var(--ink); }
.brand-text i { font-size: 10px; color: var(--muted); font-style: normal; letter-spacing: 0.2px; }
.main-nav { display: flex; align-items: center; gap: 2px; }
.main-nav a {
  padding: 8px 13px; border-radius: 8px; font-size: 14px; color: var(--body);
  transition: all 0.15s;
}
.main-nav a:hover { color: var(--primary); background: var(--primary-light); }
.main-nav a.active { color: var(--primary); background: var(--primary-light); font-weight: 600; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.tel { display: flex; align-items: center; gap: 7px; font-weight: 600; color: var(--ink); font-size: 14px; }
.tel svg { width: 17px; height: 17px; color: var(--accent); }
.tel:hover { color: var(--primary); }

.nav-toggle { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 42px; height: 42px; background: none; border: 1px solid var(--line); border-radius: 9px; cursor: pointer; padding: 10px; }
.nav-toggle span { display: block; height: 2px; background: var(--ink); border-radius: 2px; transition: all 0.25s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, #0E3C7C 0%, #1450A3 55%, #1B63C4 100%);
  color: #fff;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 34px 34px;
}
.hero-sun {
  position: absolute; right: -90px; top: -90px; width: 340px; height: 340px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(230,0,18,0.55) 0%, rgba(230,0,18,0.18) 55%, transparent 70%);
  animation: sunFloat 9s ease-in-out infinite;
}
@keyframes sunFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(18px); } }
.hero-inner {
  position: relative; display: grid; grid-template-columns: 1.25fr 0.75fr;
  gap: 48px; align-items: center; padding: 76px 20px 92px;
}
.hero-badge {
  display: inline-block; padding: 6px 14px; border-radius: 999px;
  background: rgba(255,255,255,0.14); border: 1px solid rgba(255,255,255,0.28);
  font-size: 12px; font-weight: 600; margin-bottom: 18px; letter-spacing: 0.3px;
}
.hero h1 { font-size: 42px; line-height: 1.28; color: #fff; font-weight: 800; letter-spacing: 0.5px; }
.hero p { margin-top: 18px; font-size: 16px; color: rgba(255,255,255,0.86); max-width: 560px; }
.hero-btns { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.hero-contact { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 26px; font-size: 13.5px; color: rgba(255,255,255,0.9); }
.hero-contact a { color: #fff; font-weight: 600; }

.hero-card {
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.22);
  border-radius: 18px; padding: 26px; backdrop-filter: blur(6px);
}
.hero-card-title { font-weight: 700; color: #fff; font-size: 15px; margin-bottom: 16px; }
.hero-card ul { display: flex; flex-direction: column; gap: 0; }
.hero-card li {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 2px; border-bottom: 1px dashed rgba(255,255,255,0.22);
  font-size: 14px; color: rgba(255,255,255,0.92);
}
.hero-card li:last-child { border-bottom: none; }
.hero-card li span { color: #FFD9DC; font-weight: 700; font-size: 13px; }
.hero-card .btn { margin-top: 18px; }

/* ---------- 数据条 ---------- */
.stats-band { background: var(--white); border-bottom: 1px solid var(--line); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { text-align: center; padding: 30px 12px; border-left: 1px solid var(--line); }
.stat:first-child { border-left: none; }
.stat b { display: block; font-size: 30px; color: var(--primary); font-weight: 800; }
.stat span { font-size: 13px; color: var(--muted); }

/* ---------- 通用 section ---------- */
.section { padding: 72px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 44px; }
.section-head.row-between { display: flex; align-items: flex-end; justify-content: space-between; max-width: none; text-align: left; }
.section-tag {
  display: inline-block; padding: 4px 12px; border-radius: 999px;
  background: var(--accent-light); color: var(--accent);
  font-size: 12px; font-weight: 700; margin-bottom: 12px; letter-spacing: 1px;
}
.section-head h2 { font-size: 28px; color: var(--ink); font-weight: 800; line-height: 1.35; }
.section-head p { margin-top: 10px; color: var(--body); font-size: 15px; }
.section-head a { text-decoration: underline; text-underline-offset: 3px; }
.section-h2 { font-size: 26px; color: var(--ink); font-weight: 800; }
.section-sub { margin: 10px 0 24px; }
.section-more { text-align: center; margin-top: 40px; }

.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

/* ---------- 卡片 ---------- */
.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; transition: transform 0.22s ease, box-shadow 0.22s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.card-title { font-size: 17px; color: var(--ink); font-weight: 700; }
.card-desc { font-size: 13.5px; color: var(--body); margin-top: 8px; }

.service-card .service-icon { font-size: 34px; margin-bottom: 14px; }
.service-card .tagline { font-size: 12px; color: var(--accent); font-weight: 700; margin: 6px 0 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.chip {
  padding: 3px 10px; border-radius: 999px; background: var(--primary-light);
  color: var(--primary); font-size: 11.5px; font-weight: 600;
}
.card-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 18px; padding-top: 16px; border-top: 1px dashed var(--line); }
.price { color: var(--accent); font-weight: 800; font-size: 15px; }
.link-more { font-size: 13.5px; font-weight: 600; }
.link-more:hover { text-decoration: underline; }

.article-card { display: flex; flex-direction: column; gap: 10px; }
.article-card .article-meta { display: flex; align-items: center; justify-content: space-between; font-size: 12px; color: var(--muted); }
.article-card .cat { color: var(--accent); font-weight: 700; }
.article-card .card-title { font-size: 16px; line-height: 1.5; }
.article-card .card-desc { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; margin: 0; }
.article-card .link-more { margin-top: auto; }

.why-card { text-align: center; }
.why-icon { font-size: 34px; margin-bottom: 12px; }
.why-card .card-desc { font-size: 13px; }

/* ---------- 品类墙 ---------- */
.cat-wall { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; max-width: 900px; margin: 0 auto; }
.cat-chip {
  padding: 11px 22px; border-radius: 999px; background: var(--white);
  border: 1px solid var(--line); color: var(--ink); font-size: 14px; font-weight: 600;
  box-shadow: var(--shadow); transition: all 0.2s; cursor: default;
}
.cat-chip:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); }
.cat-note { text-align: center; margin-top: 26px; font-size: 14px; }
.cat-note a { font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }

/* ---------- 流程 ---------- */
.process { display: grid; grid-template-columns: repeat(8, 1fr); gap: 12px; }
.process li {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 12px; text-align: center; font-size: 13.5px; color: var(--ink); font-weight: 600;
  position: relative; box-shadow: var(--shadow);
}
.step-num {
  display: block; width: 30px; height: 30px; margin: 0 auto 10px;
  border-radius: 50%; background: var(--primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700;
}

/* ---------- FAQ ---------- */
.faq-wrap { max-width: 760px; margin: 0 auto; }
.faq-item { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-sm); margin-bottom: 10px; overflow: hidden; }
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 17px 20px; background: none; border: none; cursor: pointer;
  font-size: 14.5px; font-weight: 600; color: var(--ink); text-align: left;
}
.faq-icon {
  flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%;
  background: var(--primary-light); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; font-weight: 700; transition: transform 0.25s;
}
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--accent); color: #fff; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.32s ease; }
.faq-item.open .faq-a { max-height: 600px; }
.faq-a p { padding: 0 20px 18px; font-size: 13.5px; color: var(--body); }

.faq-page { max-width: 900px; }
.faq-group { margin-bottom: 40px; }
.faq-group h2 { font-size: 20px; color: var(--ink); font-weight: 800; margin-bottom: 16px; padding-left: 12px; border-left: 4px solid var(--accent); }

/* ---------- CTA 带 ---------- */
.cta-band { background: linear-gradient(135deg, #0E3C7C 0%, #1450A3 60%, #1B63C4 100%); color: #fff; padding: 64px 0; }
.cta-inner { text-align: center; }
.cta-inner h2 { font-size: 28px; color: #fff; font-weight: 800; }
.cta-inner p { margin: 12px 0 28px; color: rgba(255,255,255,0.85); }
.cta-btns { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ---------- 页脚 ---------- */
.site-footer { background: #0B1B33; color: #B7C4D8; }
.footer-cta {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 40px 0; border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-cta h2 { color: #fff; font-size: 22px; font-weight: 800; }
.footer-cta p { margin-top: 6px; font-size: 13.5px; color: #8FA3BF; }
.footer-cta-btns { display: flex; gap: 12px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 36px; padding: 48px 0; }
.footer-col h3 { color: #fff; font-size: 15px; font-weight: 700; margin-bottom: 16px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { color: #B7C4D8; font-size: 13.5px; }
.footer-col a:hover { color: #fff; }
.footer-col.about p { font-size: 13px; color: #8FA3BF; margin: 14px 0 20px; line-height: 1.8; }
.footer-col .brand { margin-bottom: 4px; }
.footer-col .brand b { color: #fff; font-size: 16px; }
.contact-list li { font-size: 13px; color: #B7C4D8; line-height: 1.9; }
.contact-list a { color: #B7C4D8; }
.contact-list a:hover { color: #fff; }
.contact-list span { color: #8FA3BF; }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 20px 0; border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 12px; color: #6B7F9C;
}

/* ---------- 内页横幅 ---------- */
.page-hero {
  background: linear-gradient(135deg, #0E3C7C 0%, #1450A3 60%, #1B63C4 100%);
  color: #fff; padding: 52px 0 58px; position: relative; overflow: hidden;
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 34px 34px;
}
.page-hero .container { position: relative; }
.page-hero h1 { font-size: 32px; color: #fff; font-weight: 800; }
.page-hero p { margin-top: 10px; color: rgba(255,255,255,0.85); font-size: 15px; max-width: 640px; }
.page-hero .hero-badge { margin-bottom: 14px; }

/* ---------- 面包屑 ---------- */
.breadcrumb { background: var(--bg-alt); border-bottom: 1px solid var(--line); padding: 12px 0; font-size: 13px; }
.breadcrumb .sep { margin: 0 8px; color: var(--muted); }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb span[aria-current] { color: var(--ink); font-weight: 600; }

/* ---------- 服务详情 ---------- */
.service-detail { padding: 48px 0; }
.service-detail-head {
  display: grid; grid-template-columns: auto 1fr 280px; gap: 30px; align-items: start;
  background: var(--bg-alt); border: 1px solid var(--line); border-radius: 18px; padding: 32px;
}
.service-icon.lg { font-size: 56px; line-height: 1; }
.service-detail-head h1 { font-size: 28px; color: var(--ink); font-weight: 800; }
.service-detail-head .tagline { color: var(--accent); font-weight: 700; font-size: 14px; margin-top: 8px; }
.service-desc { margin-top: 12px; font-size: 14.5px; max-width: 640px; }
.service-quick {
  background: var(--white); border: 1px solid var(--line); border-radius: 12px; padding: 20px;
  box-shadow: var(--shadow);
}
.quick-item { padding: 10px 0; border-bottom: 1px dashed var(--line); }
.quick-item:last-of-type { border-bottom: none; }
.quick-item span { display: block; font-size: 12px; color: var(--muted); }
.quick-item b { font-size: 17px; color: var(--ink); }
.service-quick .btn { margin-top: 14px; }

.service-detail-body { display: grid; grid-template-columns: 1fr 320px; gap: 34px; margin-top: 40px; }
.service-side { display: flex; flex-direction: column; gap: 16px; }
.side-card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.side-card h3 { font-size: 15px; color: var(--ink); font-weight: 700; margin-bottom: 12px; }
.side-card ul { display: flex; flex-direction: column; gap: 8px; }
.side-card li { font-size: 13.5px; padding-left: 18px; position: relative; }
.side-card li::before { content: "•"; position: absolute; left: 4px; color: var(--primary); font-weight: 700; }
.side-card-warn { border-color: #FECACA; background: #FFF7F7; }
.side-card-warn li::before { color: var(--accent); }
.side-card-cta { background: linear-gradient(135deg, #0E3C7C, #1450A3); border: none; }
.side-card-cta h3, .side-card-cta p { color: #fff; }
.side-card-cta p { font-size: 13px; margin-bottom: 14px; color: rgba(255,255,255,0.85); }
.side-card-cta .btn-outline { color: #fff; border-color: rgba(255,255,255,0.5); margin-top: 10px; }
.side-card-cta .btn-outline:hover { background: rgba(255,255,255,0.12); }

/* ---------- 正文（md-content） ---------- */
.md-content h2 { font-size: 22px; color: var(--ink); font-weight: 800; margin: 34px 0 14px; padding-left: 14px; border-left: 4px solid var(--accent); }
.md-content h2:first-child { margin-top: 0; }
.md-content h3 { font-size: 17px; color: var(--ink); font-weight: 700; margin: 22px 0 10px; }
.md-content p { font-size: 15px; line-height: 1.9; margin-bottom: 14px; }
.md-content ul { margin: 0 0 18px; }
.md-content li { font-size: 15px; line-height: 1.85; padding-left: 22px; position: relative; margin-bottom: 6px; }
.md-content li::before { content: "✔"; position: absolute; left: 0; color: var(--primary); font-weight: 700; font-size: 13px; }
.callout {
  background: var(--primary-light); border: 1px solid #C7DCF7; border-left: 4px solid var(--primary);
  border-radius: 10px; padding: 16px 20px; font-size: 14px; color: #1E3A5F; line-height: 1.8; margin: 20px 0;
}
.callout::before { content: "💡 提示："; font-weight: 700; }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.rate-table { width: 100%; border-collapse: collapse; min-width: 720px; }
.rate-table th, .rate-table td { padding: 15px 18px; text-align: left; font-size: 14px; }
.rate-table thead th { background: var(--primary); color: #fff; font-weight: 700; font-size: 13.5px; }
.rate-table thead th:first-child { border-top-left-radius: var(--radius); }
.rate-table thead th:last-child { border-top-right-radius: var(--radius); }
.rate-table tbody tr { border-bottom: 1px solid var(--line); }
.rate-table tbody tr:last-child { border-bottom: none; }
.rate-table tbody tr:hover { background: var(--primary-light); }
.rate-table td { color: var(--body); }
.rate-table td:first-child { font-weight: 700; color: var(--ink); }

/* ---------- 报价计算器 ---------- */
.calc-card { background: var(--white); border: 1px solid var(--line); border-radius: 18px; padding: 34px; box-shadow: var(--shadow); max-width: 820px; margin: 0 auto; }
.calc-form { display: grid; grid-template-columns: 1fr 1fr auto; gap: 16px; align-items: end; }
.calc-form label { display: flex; flex-direction: column; gap: 7px; font-size: 13.5px; font-weight: 600; color: var(--ink); }
.calc-form select, .calc-form input {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  font-size: 14px; background: var(--white); color: var(--ink); font-family: inherit;
}
.calc-form select:focus, .calc-form input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); }
.calc-result { margin-top: 20px; padding: 18px 22px; border-radius: var(--radius-sm); background: var(--primary-light); font-size: 16px; font-weight: 700; color: var(--primary-dark); display: none; }
.calc-result.show { display: block; }
.calc-note { margin-top: 12px; font-size: 12px; color: var(--muted); }

/* ---------- 物流追踪 ---------- */
.tracking-card { max-width: 760px; margin: 0 auto; background: var(--white); border: 1px solid var(--line); border-radius: 18px; padding: 34px; box-shadow: var(--shadow); }
.tracking-form { display: flex; gap: 12px; }
.tracking-form input {
  flex: 1; padding: 13px 16px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  font-size: 15px; font-family: inherit;
}
.tracking-form input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); }
.timeline { margin-top: 26px; }
.timeline-item { display: flex; gap: 16px; padding-bottom: 22px; position: relative; }
.timeline-item::before {
  content: ""; position: absolute; left: 8px; top: 26px; bottom: 0; width: 2px; background: var(--line);
}
.timeline-item:last-child::before { display: none; }
.timeline-dot {
  width: 18px; height: 18px; border-radius: 50%; flex-shrink: 0; margin-top: 3px;
  background: var(--primary-light); border: 2px solid var(--primary); position: relative; z-index: 1;
}
.timeline-item.done .timeline-dot { background: var(--primary); }
.timeline-item.current .timeline-dot { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 0 5px var(--accent-light); }
.timeline-body { flex: 1; }
.timeline-body b { display: block; font-size: 14.5px; color: var(--ink); }
.timeline-body span { font-size: 12.5px; color: var(--muted); }

/* ---------- 联系页 ---------- */
.form-alert { max-width: 860px; margin: 0 auto 24px; padding: 16px 20px; border-radius: 12px; font-size: 14.5px; font-weight: 600; }
.form-alert.ok { background: #ECFDF5; border: 1px solid #A7F3D0; color: #065F46; }
.form-alert.err { background: #FEF2F2; border: 1px solid #FECACA; color: #991B1B; }
.contact-grid { display: grid; grid-template-columns: 380px 1fr; gap: 30px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 16px; }
.contact-list-lg li { display: flex; gap: 14px; padding: 10px 0; border-bottom: 1px dashed var(--line); align-items: flex-start; }
.contact-list-lg li:last-child { border-bottom: none; }
.ci-icon { font-size: 20px; flex-shrink: 0; margin-top: 2px; }
.contact-list-lg b { display: block; font-size: 12.5px; color: var(--muted); font-weight: 600; }
.contact-list-lg span, .contact-list-lg a { font-size: 14.5px; color: var(--ink); font-weight: 600; }
.contact-list-lg a:hover { color: var(--primary); }
.contact-form-card { background: var(--white); border: 1px solid var(--line); border-radius: 18px; padding: 34px; box-shadow: var(--shadow); }
.contact-form-card h2 { font-size: 22px; color: var(--ink); font-weight: 800; margin-bottom: 22px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-row label { display: flex; flex-direction: column; gap: 7px; font-size: 13.5px; font-weight: 600; color: var(--ink); }
.form-row label.full { grid-column: 1 / -1; }
.form-row input, .form-row select, .form-row textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  font-size: 14px; font-family: inherit; background: var(--white); color: var(--ink);
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); }
.form-row textarea { resize: vertical; min-height: 110px; }
.contact-form-card .btn { margin-top: 6px; }
.form-privacy { margin-top: 12px; font-size: 12px; color: var(--muted); text-align: center; }

/* ---------- 关于页 ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 340px; gap: 40px; }
.about-side { display: flex; flex-direction: column; gap: 16px; }
.plain-list li { font-size: 14px; padding: 7px 0; border-bottom: 1px dashed var(--line); }
.plain-list li:last-child { border-bottom: none; }

/* ---------- 博客 ---------- */
.blog-cats { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 30px; }
.blog-cats a {
  padding: 8px 18px; border-radius: 999px; background: var(--white); border: 1px solid var(--line);
  font-size: 13.5px; color: var(--body); font-weight: 600; transition: all 0.15s;
}
.blog-cats a:hover { border-color: var(--primary); color: var(--primary); }
.blog-cats a.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 42px; }
.pagination a {
  min-width: 38px; height: 38px; display: flex; align-items: center; justify-content: center;
  border-radius: 9px; border: 1px solid var(--line); background: var(--white);
  font-size: 14px; color: var(--body); font-weight: 600; transition: all 0.15s;
}
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination a.active { background: var(--primary); border-color: var(--primary); color: #fff; }

/* ---------- 文章详情 ---------- */
.article-wrap { max-width: 860px; }
.article-head .cat { display: inline-block; padding: 4px 12px; border-radius: 999px; background: var(--accent-light); color: var(--accent); font-size: 12px; font-weight: 700; }
.article-head h1 { font-size: 30px; color: var(--ink); font-weight: 800; line-height: 1.4; margin: 14px 0; }
.article-meta { display: flex; gap: 18px; font-size: 13px; color: var(--muted); }
.article-share { margin: 34px 0; padding: 16px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 14px; font-size: 13.5px; color: var(--muted); }
.article-share a { font-weight: 600; }
.related { margin-top: 44px; }
.related h2 { font-size: 22px; color: var(--ink); font-weight: 800; margin-bottom: 20px; }
.article-cta { margin-top: 44px; background: linear-gradient(135deg, #0E3C7C, #1450A3); border-radius: 18px; padding: 34px; text-align: center; color: #fff; }
.article-cta h3 { color: #fff; font-size: 21px; font-weight: 800; }
.article-cta p { color: rgba(255,255,255,0.85); margin: 8px 0 20px; }
.article-cta .btn { margin: 0 6px; }
.article-cta .btn-outline { color: #fff; border-color: rgba(255,255,255,0.5); }
.article-cta .btn-outline:hover { background: rgba(255,255,255,0.12); }

/* 文章封面与 FAQ（GEO：图文收录） */
.article-cover { margin: 22px 0 4px; border-radius: 16px; overflow: hidden; }
.article-cover img { width: 100%; height: auto; display: block; aspect-ratio: 16/9; object-fit: cover; }
.article-cover-sm { border-radius: 12px; overflow: hidden; aspect-ratio: 16/9; background: var(--line); }
.article-cover-sm img { width: 100%; height: 100%; object-fit: cover; display: block; }
.article-faq { margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--line); }
.article-faq h2 { font-size: 22px; color: var(--ink); font-weight: 800; margin-bottom: 16px; }
.article-faq details { border: 1px solid var(--line); border-radius: 12px; margin-bottom: 10px; background: #fff; overflow: hidden; }
.article-faq summary { padding: 14px 18px; font-weight: 700; font-size: 15px; cursor: pointer; list-style: none; position: relative; padding-right: 40px; }
.article-faq summary::after { content: "+"; position: absolute; right: 16px; top: 50%; transform: translateY(-50%); color: var(--accent); font-size: 20px; font-weight: 700; }
.article-faq details[open] summary::after { content: "−"; }
.article-faq details p { padding: 0 18px 14px; color: #475569; font-size: 14.5px; line-height: 1.85; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .main-nav.open {
    display: flex; position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; background: var(--white); border-bottom: 1px solid var(--line);
    padding: 12px 20px 20px; gap: 4px; box-shadow: var(--shadow-lg);
  }
  .main-nav.open a { padding: 13px 16px; font-size: 15px; }
  .hero-inner { grid-template-columns: 1fr; padding: 56px 20px 64px; gap: 34px; }
  .hero-card { max-width: 520px; }
  .process { grid-template-columns: repeat(4, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .service-detail-head { grid-template-columns: 1fr; }
  .service-quick { grid-template-columns: 1fr 1fr; gap: 12px; }
  .service-quick .btn { grid-column: 1 / -1; }
  .service-detail-body { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 52px 0; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat { padding: 20px 8px; border-top: 1px solid var(--line); }
  .stat:nth-child(odd) { border-left: none; }
  .hero h1 { font-size: 29px; }
  .hero-badge { font-size: 11px; }
  .section-head h2 { font-size: 23px; }
  .section-head.row-between { flex-direction: column; align-items: flex-start; gap: 14px; }
  .process { grid-template-columns: repeat(2, 1fr); }
  .footer-cta { flex-direction: column; text-align: center; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .tel span { display: none; }
  .hide-mobile { display: none; }
  .calc-form { grid-template-columns: 1fr; }
  .tracking-form { flex-direction: column; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .service-detail-head { padding: 22px; }
  .service-quick { grid-template-columns: 1fr; }
  .page-hero h1 { font-size: 26px; }
  .cta-inner h2 { font-size: 23px; }
  .article-head h1 { font-size: 24px; }
}


/* GEO AI answer block */
.geo-answer{margin:0 0 28px;padding:18px 20px;border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:12px;background:#f8fafc}.geo-answer-label{font-size:13px;font-weight:800;letter-spacing:.04em;margin-bottom:7px}.geo-answer p{margin:0;line-height:1.9;color:#334155}

/* GEO v5: 要点速览 / 总结 / 表格 / 关键词标签 */
.geo-keypoints{margin:0 0 28px;padding:18px 20px;border:1px solid var(--line);border-left:4px solid var(--primary);border-radius:12px;background:var(--primary-light)}.geo-keypoints-label{font-size:13px;font-weight:800;letter-spacing:.04em;color:var(--primary);margin-bottom:8px}.geo-keypoints ul{margin:0;padding-left:20px}.geo-keypoints li{position:relative;margin-bottom:6px;line-height:1.75;color:#334155;font-size:14.5px}.geo-keypoints li::before{content:"✔";position:absolute;left:-20px;color:var(--primary);font-weight:700;font-size:13px}
.geo-summary{margin:28px 0;padding:20px 22px;border:1px solid var(--line);border-radius:12px;background:var(--white);box-shadow:var(--shadow)}.geo-summary h2{margin:0 0 10px;padding-left:12px;border-left:4px solid var(--primary);font-size:18px;color:var(--ink);font-weight:800}.geo-summary p{margin:0;line-height:1.9;color:var(--body)}
.md-content table{width:100%;border-collapse:collapse;margin:0 0 20px;min-width:560px}.md-content th,.md-content td{border:1px solid var(--line);padding:10px 14px;text-align:left;font-size:14px;line-height:1.7}.md-content thead th{background:var(--primary);color:#fff;font-weight:700}.md-content tbody tr{border-bottom:1px solid var(--line)}.md-content tbody tr:nth-child(even){background:#f8fafc}.md-content tbody td:first-child{font-weight:600;color:var(--ink)}
.article-tags{margin-top:24px;display:flex;flex-wrap:wrap;gap:8px}.tag-chip{display:inline-block;padding:4px 12px;border-radius:999px;background:var(--accent-light);color:var(--accent);font-size:12px;font-weight:600;line-height:1.5}