/* ========= 基础 ========= */
:root {
  --primary: #5b47f5;
  --primary-dark: #4634d6;
  --primary-soft: #eeebff;
  --ink: #17153a;
  --ink-2: #4b4a63;
  --ink-3: #6b6a87;
  --line: #e8e7f2;
  --bg: #ffffff;
  --bg-alt: #f7f7fb;
  --navy: #12102b;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(30, 24, 90, .08);
  --shadow-lg: 0 20px 50px rgba(30, 24, 90, .14);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible {
  outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 6px;
}
.skip-link { position: absolute; left: -9999px; top: 8px; z-index: 200; background: var(--primary); color: #fff; padding: 8px 14px; border-radius: 8px; }
.skip-link:focus { left: 16px; }
.edition-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 14px; overflow: hidden; box-shadow: var(--shadow); margin-top: 8px; }
.edition-table caption { text-align: left; color: var(--ink-2); font-size: 14px; margin-bottom: 10px; caption-side: top; }
.edition-table th, .edition-table td { padding: 14px 16px; border-bottom: 1px solid var(--line); font-size: 14px; text-align: center; }
.edition-table th:first-child, .edition-table td:first-child { text-align: left; color: var(--ink-1); }
.edition-table thead th { background: var(--primary); color: #fff; font-size: 15px; }
.edition-table thead th:first-child { background: #2a2f6b; }
.edition-table tbody tr:nth-child(even) { background: #fafafe; }
.edition-table .yes { color: var(--primary); font-weight: 700; }
.edition-table .no { color: #c2c2cf; }
.edition-table .opt { color: var(--ink-2); }
.edition-table .price { font-size: 18px; font-weight: 700; color: var(--primary); white-space: nowrap; }
.edition-table .sep td { background: #f1f3ff; font-weight: 600; color: var(--ink-1); text-align: left; }
.edition-table caption a { color: var(--primary); font-weight: 600; }
.edition-table a { color: var(--primary); }
.edition-table thead a { color: #fff; text-decoration: underline; }
.search-results { display: grid; gap: 14px; }
.search-results li { border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; background: #fff; box-shadow: var(--shadow); }
.search-results a strong { font-size: 16px; color: var(--primary); }
.search-results a:hover strong { text-decoration: underline; }
.search-results p { color: var(--ink-2); font-size: 14px; margin-top: 4px; }
ul { list-style: none; }
img { max-width: 100%; }
.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ========= 按钮 ========= */
.btn {
  display: inline-block; padding: 12px 26px; border-radius: 10px;
  font-size: 15px; font-weight: 600; transition: .2s; border: 1px solid transparent;
}
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 8px 20px rgba(91,71,245,.3); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); }
.btn-ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn-sm { padding: 8px 18px; font-size: 14px; }

/* ========= 头部 ========= */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.9); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; gap: 28px; height: 64px; position: relative; }
.logo { display: flex; align-items: center; gap: 8px; font-weight: 700; }
.logo-mark {
  width: 30px; height: 30px; border-radius: 8px; background: var(--primary);
  color: #fff; display: grid; place-items: center; font-size: 15px;
}
.main-nav { display: flex; gap: 4px; flex: 1; }
.main-nav a {
  padding: 8px 12px; border-radius: 8px; font-size: 14px; color: var(--ink-2);
}
.main-nav a:hover, .main-nav a.active { color: var(--primary); background: var(--primary-soft); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.search-box {
  display: flex; align-items: center; gap: 8px;
  border: 1px solid var(--line); border-radius: 10px; padding: 7px 12px;
  color: var(--ink-3); background: var(--bg-alt);
}
.search-box input { border: 0; outline: 0; background: transparent; width: 150px; font-size: 13px; color: var(--ink); }
.nav-toggle { display: none; }
.nav-burger { display: none; }

/* 二级下拉子栏目 */
.nav-drop { position: relative; }
.nav-drop > a { display: inline-flex; align-items: center; gap: 5px; }
.nav-drop > a::after {
  content: ""; border-left: 4px solid transparent; border-right: 4px solid transparent;
  border-top: 5px solid currentColor; opacity: .5; transition: .2s;
}
.nav-drop:hover > a::after, .nav-drop:focus-within > a::after { transform: rotate(180deg); opacity: .85; }
.nav-sub {
  position: absolute; top: 100%; left: 0; z-index: 70; min-width: 208px;
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  box-shadow: var(--shadow-lg); padding: 8px; display: grid; gap: 2px;
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
}
.nav-drop:hover > .nav-sub, .nav-drop:focus-within > .nav-sub { opacity: 1; visibility: visible; transform: none; }
.nav-sub a { display: block; padding: 9px 12px; border-radius: 8px; font-size: 13.5px; color: var(--ink-2); white-space: nowrap; }
.nav-sub a:hover { color: var(--primary); background: var(--primary-soft); }
.nav-sub-h { font-size: 11px; font-weight: 700; letter-spacing: .04em; color: var(--ink-3); padding: 12px 12px 6px; margin-top: 4px; border-top: 1px solid var(--line); }
.nav-sub-h:first-child { padding-top: 8px; margin-top: 0; border-top: 0; }
.nav-sub.cols { display: flex; gap: 0 24px; }
.nav-sub.cols .nav-col { min-width: 170px; }
.nav-sub.cols .nav-col + .nav-col { border-left: 1px solid var(--line); padding-left: 24px; }

/* ========= Hero ========= */
.hero {
  background:
    radial-gradient(700px 320px at 85% -10%, rgba(122,104,255,.18), transparent),
    radial-gradient(500px 300px at 5% 110%, rgba(91,71,245,.10), transparent),
    linear-gradient(180deg, #f4f2ff 0%, #fbfaff 100%);
  padding: 72px 0 0;
}
.hero-inner { display: grid; grid-template-columns: 1.05fr 1fr; gap: 40px; align-items: center; }
.badge-pill {
  display: inline-block; background: var(--primary-soft); color: var(--primary);
  font-size: 13px; font-weight: 600; padding: 6px 14px; border-radius: 999px; margin-bottom: 18px;
}
.hero h1 { font-size: 40px; line-height: 1.25; letter-spacing: .5px; }
.hero h1 em { font-style: normal; color: var(--primary); }
.hero-sub { margin: 18px 0 28px; color: var(--ink-2); font-size: 16px; }
.hero-actions { display: flex; gap: 14px; }

/* Hero 右侧视觉 */
.hero-visual { position: relative; min-height: 340px; }
.mock-window {
  display: flex; background: #fff; border-radius: 16px; box-shadow: var(--shadow-lg);
  overflow: hidden; width: 82%;
}
.mock-sidebar {
  width: 120px; background: #faf9ff; border-right: 1px solid var(--line);
  padding: 14px 10px; display: flex; flex-direction: column; gap: 6px;
}
.mock-side-item { font-size: 12px; color: var(--ink-3); padding: 6px 8px; border-radius: 6px; }
.mock-side-item.active { background: var(--primary-soft); color: var(--primary); font-weight: 600; }
.mock-doc { flex: 1; padding: 18px; }
.mock-doc-title { font-weight: 700; font-size: 14px; margin-bottom: 12px; }
.mock-line { height: 8px; border-radius: 4px; background: #eeeef6; margin-bottom: 9px; }
.w90 { width: 90%; } .w85 { width: 85%; } .w75 { width: 75%; } .w60 { width: 60%; }
.mock-sign {
  margin: 16px 0 14px; padding: 10px 12px; border: 1px dashed #cfc9f5; border-radius: 10px;
  display: flex; justify-content: space-between; align-items: center;
}
.sign-script { font-family: "Kaiti SC", "STKaiti", cursive; font-size: 22px; color: var(--primary); }
.sign-date { font-size: 11px; color: var(--ink-3); }
.mock-btn {
  background: var(--primary); color: #fff; text-align: center; font-size: 13px;
  padding: 9px 0; border-radius: 8px;
}
.mock-checklist {
  position: absolute; right: 0; bottom: -12px; width: 230px;
  background: #fff; border-radius: 14px; box-shadow: var(--shadow-lg); padding: 14px;
  display: flex; flex-direction: column; gap: 10px;
}
.check-item { display: flex; align-items: center; gap: 10px; font-size: 13px; }
.check-item small { display: block; color: var(--ink-3); font-size: 11px; }
.check-icon {
  width: 22px; height: 22px; border-radius: 50%; background: #e8f7ef; color: #1fa36b;
  display: grid; place-items: center; font-size: 12px; flex: none;
}
.check-item.done strong { font-size: 13px; }

/* Hero 底部信任条 */
.hero-trust {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  margin-top: 56px; padding-bottom: 40px;
}
.trust-item {
  display: flex; align-items: center; gap: 12px;
  background: rgba(255,255,255,.75); border: 1px solid var(--line);
  border-radius: 12px; padding: 14px 16px;
}
.trust-ico { font-size: 20px; color: var(--primary); }
.trust-item strong { font-size: 14px; display: block; }
.trust-item small { color: var(--ink-3); font-size: 12px; }

/* ========= 区块通用 ========= */
.section { padding: 72px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 36px; }
.section-head h2 { font-size: 28px; margin: 8px 0 6px; }
.section-head p { color: var(--ink-2); font-size: 15px; }
.eyebrow {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 1px;
  color: var(--primary); background: var(--primary-soft);
  padding: 4px 12px; border-radius: 999px; margin-bottom: 10px;
}
.link-more { color: var(--primary); font-size: 14px; font-weight: 600; white-space: nowrap; }
.link-more:hover { text-decoration: underline; }
.link-more.sm { font-size: 13px; }

/* ========= 产品卡片 ========= */
.product-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.product-card {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 28px;
  background: #fff; box-shadow: var(--shadow); transition: .2s;
  display: flex; flex-direction: column; gap: 14px;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.product-head { display: flex; align-items: center; gap: 14px; }
.product-logo {
  width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center;
  font-size: 20px; font-weight: 700; color: #fff;
}
.product-logo.tencent { background: linear-gradient(135deg, #2bd39b, #0aa06e); }
.product-logo.docusign { background: linear-gradient(135deg, #ffd44d, #f5a623); }
.product-head h3 { font-size: 20px; }
.tag { font-size: 11px; padding: 3px 10px; border-radius: 999px; font-weight: 600; }
.tag-green { background: #e5f8f0; color: #0aa06e; }
.tag-blue { background: #e8f1ff; color: #2b6cd4; }
.product-desc { color: var(--ink-2); font-size: 14px; }
.feature-tags { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 16px; }
.feature-tags li {
  font-size: 13px; color: var(--ink-2); padding-left: 18px; position: relative;
}
.feature-tags li::before { content: "✓"; position: absolute; left: 0; color: var(--primary); font-weight: 700; }
.card-more { color: var(--primary); font-size: 14px; font-weight: 600; margin-top: auto; }

/* ========= 场景卡片 ========= */
.scene-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.scene-card {
  position: relative; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 22px; transition: .2s; display: block;
}
.scene-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: #d8d3f8; }
.scene-ico {
  width: 42px; height: 42px; border-radius: 10px; display: grid; place-items: center;
  font-size: 18px; margin-bottom: 14px;
}
.c1 { background: #eef2ff; } .c2 { background: #e8f7ef; } .c3 { background: #fff4e5; }
.c4 { background: #f3e8ff; } .c5 { background: #e8f4ff; } .c6 { background: #ffeef0; }
.scene-card h3 { font-size: 16px; margin-bottom: 6px; }
.scene-card p { font-size: 13px; color: var(--ink-2); }
.card-arrow {
  position: absolute; right: 16px; top: 22px; color: var(--ink-3); font-size: 18px;
  transition: .2s;
}
.scene-card:hover .card-arrow { color: var(--primary); transform: translateX(3px); }
.scene-more { background: var(--primary-soft); border-color: #d8d3f8; display: flex; flex-direction: column; justify-content: center; }

/* ========= 三联面板 ========= */
.tri-grid { display: grid; grid-template-columns: 1fr 1.4fr 1fr; gap: 24px; align-items: stretch; }
.panel {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 14px;
}
.panel-cta { background: linear-gradient(160deg, var(--primary-soft), #fff); }
.panel-cta h3, .panel h3 { font-size: 17px; line-height: 1.45; }
.check-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.check-list li { font-size: 14px; padding-left: 24px; position: relative; color: var(--ink-2); }
.check-list li::before {
  content: "✓"; position: absolute; left: 0; width: 16px; height: 16px;
  background: #e8f7ef; color: #1fa36b; border-radius: 50%;
  display: grid; place-items: center; font-size: 10px; top: 3px;
}
.panel-cta .btn { align-self: flex-start; margin-top: auto; }
.panel-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.compare-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.compare-table th, .compare-table td { padding: 10px 8px; border-bottom: 1px solid var(--line); text-align: left; }
.compare-table th { color: var(--ink-3); font-weight: 600; font-size: 12px; }
.compare-table .yes { color: #1fa36b; font-weight: 700; text-align: center; }
.compare-table .part { color: #d98b00; font-size: 12px; text-align: center; }
.compare-table td:first-child { color: var(--ink-2); }
.table-note { font-size: 11px; color: var(--ink-3); }
.shield-list li { font-size: 14px; color: var(--ink-2); padding: 6px 0 6px 24px; position: relative; }
.shield-list li::before { content: "🛡"; position: absolute; left: 0; font-size: 13px; }
.shield-list li + li { border-top: 1px dashed var(--line); }
.panel .card-more { margin-top: auto; }

/* ========= CTA 横幅 ========= */
.cta-banner {
  background: linear-gradient(120deg, var(--primary), #7a68ff);
  border-radius: 18px; color: #fff; padding: 36px 40px;
  display: flex; justify-content: space-between; align-items: center; gap: 24px;
  box-shadow: 0 16px 40px rgba(91,71,245,.35);
}
.cta-banner h3 { font-size: 22px; margin-bottom: 6px; }
.cta-banner p { font-size: 14px; opacity: .9; }
.cta-banner .btn { background: #fff; color: var(--primary); box-shadow: none; }
.cta-banner .btn:hover { transform: translateY(-1px); }

/* ========= 页脚 ========= */
.site-footer { background: var(--navy); color: #b9b7d0; margin-top: 20px; }
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr 1.4fr;
  gap: 28px; padding: 56px 24px 40px;
}
.logo.light .logo-text { color: #fff; }
.footer-brand p { font-size: 13px; margin-top: 12px; }
.site-footer h4 { color: #fff; font-size: 14px; margin-bottom: 14px; }
.site-footer nav a { display: block; font-size: 13px; padding: 4px 0; }
.site-footer nav a:hover { color: #fff; }
.news-form { display: flex; gap: 8px; }
.news-form input {
  flex: 1; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15);
  border-radius: 8px; padding: 9px 12px; color: #fff; font-size: 13px; outline: none;
}
.news-form input::placeholder { color: #7d7b9b; }
.news-form button {
  background: var(--primary); color: #fff; border: 0; border-radius: 8px;
  padding: 9px 16px; font-size: 13px; cursor: pointer;
}
.socials { display: flex; gap: 14px; margin-top: 16px; font-size: 12px; color: #7d7b9b; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 18px 0; font-size: 12px; color: #7d7b9b; }

/* ========= 响应式 ========= */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { display: flex; min-height: auto; margin-top: 8px; }
  .hero-visual .mock-checklist { position: static; bottom: auto; width: 100%; max-width: 360px; margin: 8px auto 0; }
  .scene-grid { grid-template-columns: repeat(2, 1fr); }
  .tri-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 720px) {
  .hero h1 { font-size: 30px; }
  .hero-trust { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: 1fr; }
  .scene-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-banner { flex-direction: column; text-align: center; }

  /* 移动端导航（汉堡菜单） */
  .nav-burger {
    display: flex; flex-direction: column; justify-content: center; gap: 5px;
    width: 40px; height: 40px; margin-left: auto; cursor: pointer;
  }
  .nav-burger span { display: block; height: 2px; width: 22px; background: var(--ink); border-radius: 2px; transition: .2s; }
  .nav-toggle:checked ~ .nav-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle:checked ~ .nav-burger span:nth-child(2) { opacity: 0; }
  .nav-toggle:checked ~ .nav-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .search-box { display: none; }
  .main-nav {
    display: none; position: absolute; top: 64px; left: 0; right: 0; z-index: 60;
    flex-direction: column; gap: 0; background: #fff; padding: 6px 0;
    border-bottom: 1px solid var(--line); box-shadow: var(--shadow-lg);
  }
  .main-nav a { padding: 14px 24px; border-radius: 0; }
  .nav-toggle:checked ~ .main-nav { display: flex; }
  /* 移动端：下拉收起，顶级栏目直达各板块索引页 */
  .nav-sub { display: none !important; }
  .nav-drop > a::after { display: none; }
}

/* ========= 产品子页面 ========= */
.subnav {
  border-bottom: 1px solid var(--line); background: #fff;
}
.subnav-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  height: 48px; overflow-x: auto;
}
.breadcrumb { font-size: 13px; color: var(--ink-3); white-space: nowrap; }
.breadcrumb a:hover { color: var(--primary); }
.subnav-tabs { display: flex; gap: 4px; }
.subnav-tabs a {
  font-size: 13px; color: var(--ink-2); padding: 6px 14px; border-radius: 8px; white-space: nowrap;
}
.subnav-tabs a:hover { color: var(--primary); background: var(--primary-soft); }
.subnav-tabs a.active { color: var(--primary); font-weight: 600; }

/* 产品页 Hero */
.p-hero {
  background:
    radial-gradient(700px 320px at 90% -10%, rgba(122,104,255,.16), transparent),
    radial-gradient(500px 300px at 0% 110%, rgba(91,71,245,.08), transparent),
    linear-gradient(180deg, #f4f2ff 0%, #fbfaff 100%);
  padding: 56px 0 0;
}
.p-hero-inner { display: grid; grid-template-columns: 1.05fr 1fr; gap: 40px; align-items: center; padding-bottom: 56px; }
.p-hero h1 { font-size: 36px; line-height: 1.3; }
.p-hero h1 em { font-style: normal; color: var(--primary); }
.p-hero .hero-sub { margin: 16px 0 26px; }
.p-visual { position: relative; }

/* 签名类型 / 功能三卡 */
.type-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.type-card {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 26px;
  background: #fff; box-shadow: var(--shadow); transition: .2s;
  display: flex; flex-direction: column; gap: 10px;
}
.type-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.type-ico {
  width: 46px; height: 46px; border-radius: 12px; background: var(--primary-soft);
  color: var(--primary); display: grid; place-items: center; font-size: 20px; margin-bottom: 4px;
}
.type-card h3 { font-size: 17px; }
.type-card p { font-size: 13px; color: var(--ink-2); }
.type-card .card-more { margin-top: auto; }

/* AI / 亮点区块 */
.spotlight {
  background: linear-gradient(180deg, #f4f2ff, #fbfaff);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.spotlight-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.spotlight-copy h2 { font-size: 26px; margin-bottom: 12px; }
.spotlight-copy p { color: var(--ink-2); font-size: 15px; margin-bottom: 22px; }
.spotlight-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* 行业场景网格 */
.industry-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.industry-card {
  border: 1px solid var(--line); border-radius: var(--radius); background: #fff;
  padding: 22px; transition: .2s; display: flex; flex-direction: column; gap: 8px;
}
.industry-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: #d8d3f8; }
.industry-card h3 { font-size: 15px; }
.industry-card p { font-size: 13px; color: var(--ink-2); }
.industry-card .card-more { font-size: 13px; margin-top: auto; }

/* 安全深色区块 */
.security-dark {
  background:
    radial-gradient(600px 300px at 80% 20%, rgba(122,104,255,.25), transparent),
    var(--navy);
  color: #dcdaf0; border-radius: 0;
}
.security-dark .section-head h2, .security-dark h3 { color: #fff; }
.security-dark .section-head p { color: #a5a3c4; }
.security-inner { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center; }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 32px; }
.stat-num { font-size: 28px; font-weight: 700; color: #fff; }
.stat-label { font-size: 12px; color: #a5a3c4; margin-top: 4px; }
.globe {
  aspect-ratio: 1; max-width: 320px; margin: 0 auto; border-radius: 50%;
  background:
    radial-gradient(circle at 35% 30%, rgba(255,255,255,.35), transparent 45%),
    radial-gradient(circle at 70% 70%, rgba(122,104,255,.5), transparent 60%),
    linear-gradient(140deg, #2a2660, #4634d6);
  display: grid; place-items: center; box-shadow: 0 0 80px rgba(91,71,245,.4);
}
.globe span { font-size: 64px; }
.security-note { font-size: 12px; color: #a5a3c4; margin-top: 24px; }

/* 客户案例 */
.case-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.case-card {
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  background: #fff; transition: .2s; display: flex; flex-direction: column;
}
.case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.case-cover { height: 110px; display: grid; place-items: center; font-size: 30px; color: #fff; }
.cover-1 { background: linear-gradient(135deg, #6a5cf5, #9b8cff); }
.cover-2 { background: linear-gradient(135deg, #0aa06e, #4fd1a5); }
.cover-3 { background: linear-gradient(135deg, #f5a623, #ffd44d); }
.cover-4 { background: linear-gradient(135deg, #2b6cd4, #6fa8ff); }
.case-body { padding: 18px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.case-body strong { font-size: 14px; }
.case-body p { font-size: 12px; color: var(--ink-2); }
.case-body .card-more { font-size: 12px; margin-top: auto; }

/* 资讯卡片 */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card {
  border: 1px solid var(--line); border-radius: 18px; overflow: hidden;
  background: #fff; box-shadow: var(--shadow); transition: .2s; display: flex; flex-direction: column;
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.news-cover {
  height: 168px; position: relative; overflow: hidden;
  display: flex; align-items: flex-end; padding: 16px;
}
.news-cover::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.22) 1.4px, transparent 1.4px);
  background-size: 16px 16px; opacity: .55;
}
.news-cover::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.04), rgba(0,0,0,.18));
}
.nc-1 { background: linear-gradient(135deg, #7a68ff, #b7aaff); }
.nc-2 { background: linear-gradient(135deg, #0aa06e, #7ee2b8); }
.nc-3 { background: linear-gradient(135deg, #f5a623, #ffd44d); }
.news-tag {
  position: relative; z-index: 1; align-self: flex-start;
  background: rgba(255,255,255,.92); color: var(--ink);
  font-size: 12px; font-weight: 700; padding: 5px 12px; border-radius: 999px;
  box-shadow: 0 4px 12px rgba(0,0,0,.12);
}
.news-body { padding: 20px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.news-body h3 { font-size: 16px; line-height: 1.55; }
.news-body h3 a { color: var(--ink); }
.news-body h3 a:hover { color: var(--primary); }
.news-body h3 a::after { content: " →"; color: var(--primary); font-weight: 700; }
.news-body p { font-size: 13px; color: var(--ink-2); line-height: 1.7; }
.news-meta { font-size: 12px; color: var(--ink-3); margin-top: auto; padding-top: 10px; border-top: 1px dashed var(--line); }

/* 列表页头条大卡（横向通栏） */
.has-featured > .news-card:first-child { grid-column: 1 / -1; flex-direction: row; align-items: stretch; }
.has-featured > .news-card:first-child > a { width: 42%; flex-shrink: 0; display: block; }
.has-featured > .news-card:first-child .news-cover { height: 100%; min-height: 240px; }
.has-featured > .news-card:first-child .news-body { padding: 34px 38px; gap: 12px; justify-content: center; }
.has-featured > .news-card:first-child .news-body h3 { font-size: 23px; line-height: 1.45; }
.has-featured > .news-card:first-child .news-body p { font-size: 14.5px; }
.has-featured > .news-card:first-child .news-meta { padding-top: 14px; }

/* 信息提示条 */
.notice {
  display: flex; gap: 10px; align-items: flex-start;
  background: var(--primary-soft); border: 1px solid #d8d3f8;
  border-radius: 10px; padding: 12px 16px; font-size: 12px; color: var(--ink-2); margin-top: 28px;
}

/* FAQ 折叠 */
.faq-item {
  border: 1px solid var(--line); border-radius: 12px; background: #fff;
  margin-bottom: 12px; overflow: hidden; transition: .2s;
}
.faq-item[open] { border-color: #d8d3f8; box-shadow: var(--shadow); }
.faq-item summary {
  cursor: pointer; padding: 16px 20px; font-weight: 600; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .q-plus { color: var(--primary); font-size: 22px; line-height: 1; transition: .2s; flex: none; }
.faq-item[open] summary .q-plus { transform: rotate(45deg); }
.faq-item .faq-answer { padding: 0 20px 18px; color: var(--ink-2); font-size: 14px; line-height: 1.7; }
.faq-item .faq-answer a { color: var(--primary); font-weight: 600; }
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; }
.faq-aside {
  background: linear-gradient(160deg, var(--primary-soft), #fff);
  border: 1px solid #d8d3f8; border-radius: var(--radius); padding: 24px;
  display: flex; flex-direction: column; gap: 12px; align-self: start;
}
.faq-aside h3 { font-size: 16px; }
.faq-aside .btn { align-self: flex-start; }

/* 个人版模板卡 */
.tpl-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.tpl-card {
  border: 1px solid var(--line); border-radius: var(--radius); background: #fff;
  padding: 22px; transition: .2s; display: flex; flex-direction: column; gap: 14px; align-items: flex-start;
}
.tpl-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: #d8d3f8; }
.tpl-card h3 { font-size: 15px; }
.tpl-card p { font-size: 12px; color: var(--ink-3); margin-top: -6px; }
.tpl-qr {
  width: 54px; height: 54px; border-radius: 8px; border: 1px solid var(--line); background-color: #fff;
  background-image:
    linear-gradient(45deg, #17153a 25%, transparent 25%, transparent 75%, #17153a 75%),
    linear-gradient(45deg, #17153a 25%, transparent 25%, transparent 75%, #17153a 75%);
  background-size: 9px 9px; background-position: 0 0, 4.5px 4.5px; opacity: .8; align-self: flex-end;
}
.tpl-scan { font-size: 11px; color: var(--ink-3); margin-top: auto; }
.tpl-more { background: var(--primary-soft); border-color: #d8d3f8; display: flex; flex-direction: column; justify-content: center; }

/* 个人版双助手卡 */
.assist-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.assist-card {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; background: #fff;
  box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 12px;
}
.assist-card .assist-ico {
  width: 48px; height: 48px; border-radius: 12px; background: var(--primary-soft);
  color: var(--primary); display: grid; place-items: center; font-size: 22px;
}
.assist-card h3 { font-size: 19px; }
.assist-card p { font-size: 14px; color: var(--ink-2); }
.assist-card .tag { display: inline-block; }

@media (max-width: 1024px) {
  .tpl-grid { grid-template-columns: repeat(2, 1fr); }
  .assist-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .tpl-grid { grid-template-columns: 1fr; }
}

/* 对比表 */
.compare-table { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); background: #fff; }
.compare-table table { width: 100%; border-collapse: collapse; }
.compare-table th, .compare-table td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--line); font-size: 14px; vertical-align: top; }
.compare-table thead th { background: var(--primary-soft); color: var(--primary); font-size: 14px; }
.compare-table tbody tr:last-child td { border-bottom: 0; }
.compare-table td:first-child { font-weight: 600; color: var(--ink); width: 18%; white-space: nowrap; }
@media (max-width: 720px) {
  .compare-table { overflow-x: auto; }
  .compare-table table { min-width: 560px; }
}

/* 标杆客户 */
.client-row { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.client-chip {
  height: 64px; border: 1px solid var(--line); border-radius: 12px; background: #fff;
  display: grid; place-items: center; font-size: 13px; font-weight: 600; color: var(--ink-3);
}
.client-chip:nth-child(odd) { background: var(--bg-alt); }

/* 维度关联块 */
.relate {
  border: 1px solid var(--line); border-radius: var(--radius); background: #fff;
  padding: 24px; box-shadow: var(--shadow); margin-top: 8px;
}
.relate h3 { font-size: 16px; margin-bottom: 14px; }
.relate-row { display: flex; flex-wrap: wrap; gap: 10px; }
.relate-chip {
  display: inline-flex; align-items: center; gap: 6px; font-size: 13px;
  padding: 8px 14px; border-radius: 999px; background: var(--primary-soft); color: var(--primary); font-weight: 600;
}
.relate-chip:hover { background: #e3def9; }
.relate-group { margin-bottom: 14px; }
.relate-group:last-child { margin-bottom: 0; }
.relate-group .relate-label { font-size: 12px; color: var(--ink-3); margin-bottom: 8px; font-weight: 600; }

/* 接入方式卡 */
.access-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.access-card {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; background: #fff;
  box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 12px; transition: .2s;
}
.access-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.access-card h3 { font-size: 16px; }
.access-card p { font-size: 13px; color: var(--ink-2); }
.access-card .access-qr {
  width: 64px; height: 64px; border-radius: 8px; border: 1px solid var(--line); background-color: #fff;
  background-image:
    linear-gradient(45deg, #17153a 25%, transparent 25%, transparent 75%, #17153a 75%),
    linear-gradient(45deg, #17153a 25%, transparent 25%, transparent 75%, #17153a 75%);
  background-size: 9px 9px; background-position: 0 0, 4.5px 4.5px; opacity: .8; align-self: flex-start;
}
.access-card .card-more { margin-top: auto; }

@media (max-width: 1024px) {
  .client-row { grid-template-columns: repeat(3, 1fr); }
  .access-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .client-row { grid-template-columns: repeat(2, 1fr); }
  .access-grid { grid-template-columns: 1fr; }
  .has-featured > .news-card:first-child { flex-direction: column; }
  .has-featured > .news-card:first-child > a { width: 100%; }
  .has-featured > .news-card:first-child .news-cover { height: 200px; min-height: 0; }
  .has-featured > .news-card:first-child .news-body { padding: 20px; }
  .has-featured > .news-card:first-child .news-body h3 { font-size: 18px; }
}

@media (max-width: 1024px) {
  .p-hero-inner, .spotlight-inner, .security-inner { grid-template-columns: 1fr; }
  .type-grid { grid-template-columns: 1fr; }
  .industry-grid, .case-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .faq-grid { grid-template-columns: 1fr; }
}

/* ========= 博客 ========= */
.blog-hero {
  background:
    radial-gradient(600px 280px at 90% -10%, rgba(122,104,255,.16), transparent),
    linear-gradient(180deg, #f4f2ff 0%, #fbfaff 100%);
  padding: 52px 0 40px;
}
.tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.post-layout { display: grid; grid-template-columns: minmax(0,1fr) 320px; gap: 40px; align-items: start; }
.post-article {
  background: #fff; border: 1px solid var(--line); border-radius: 18px;
  padding: 38px 40px; box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.post-article::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 5px;
  background: linear-gradient(90deg, var(--primary), #b7aaff, #7ee2b8);
}
.post-article h1 { font-size: 32px; line-height: 1.4; margin: 10px 0 6px; }
.post-content { color: var(--ink-2); font-size: 15px; line-height: 1.9; margin-top: 10px; }
.post-content > p:first-of-type { font-size: 17px; line-height: 1.95; color: var(--ink); }
.post-content h2 { font-size: 22px; color: var(--ink); margin: 30px 0 12px; padding-left: 14px; border-left: 4px solid var(--primary); line-height: 1.4; }
.post-content h3 { font-size: 17px; color: var(--ink); margin: 20px 0 8px; }
.post-content p { margin: 0 0 14px; }
.post-content strong { color: var(--ink); font-weight: 700; }
.post-content blockquote { margin: 0 0 16px; padding: 14px 18px; border-left: 4px solid var(--primary); background: var(--primary-soft); border-radius: 0 10px 10px 0; color: var(--ink-2); font-size: 14px; }
.post-content ul { list-style: disc; padding-left: 22px; margin: 0 0 14px; }
.post-content li { margin: 6px 0; }
.post-content a { color: var(--primary); text-decoration: underline; text-underline-offset: 2px; }
.post-meta { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; color: var(--ink-3); font-size: 13px; margin: 8px 0 24px; padding: 12px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.post-meta .date { font-weight: 600; color: var(--ink-2); }
.tag-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-chip { font-size: 12px; font-weight: 600; color: var(--primary); background: var(--primary-soft); padding: 4px 12px; border-radius: 999px; }
.tag-chip:hover { background: #e3def9; }
.post-sidebar { display: flex; flex-direction: column; gap: 20px; position: sticky; top: 84px; }
.side-block { border: 1px solid var(--line); border-radius: 14px; background: #fff; padding: 18px 18px 18px 22px; box-shadow: var(--shadow); position: relative; overflow: hidden; }
.side-block::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: linear-gradient(180deg, var(--primary), #b7aaff); }
.side-block h3 { font-size: 15px; margin-bottom: 12px; }
.side-list { display: flex; flex-direction: column; gap: 10px; }
.side-list a { display: block; font-size: 13px; color: var(--ink-2); padding: 10px 12px; border-radius: 8px; background: var(--bg-alt); }
.side-list a:hover { color: var(--primary); background: var(--primary-soft); }
.side-list a strong { display: block; color: var(--ink); font-weight: 600; font-size: 13px; margin-bottom: 2px; }
.side-list a small { color: var(--ink-3); font-size: 11px; }

/* 上一篇 / 下一篇 */
.post-nav { display: flex; gap: 16px; margin-top: 28px; }
.post-nav-item {
  flex: 1 1 0; min-width: 0; border: 1px solid var(--line); border-radius: 14px;
  padding: 14px 18px; background: #fff; display: flex; flex-direction: column; gap: 6px;
}
a.post-nav-item { transition: .2s; }
a.post-nav-item:hover { border-color: #d8d3f8; background: var(--primary-soft); transform: translateY(-2px); box-shadow: var(--shadow); }
.post-nav-item.next { text-align: right; align-items: flex-end; }
.post-nav-label { font-size: 12px; font-weight: 700; color: var(--primary); }
.post-nav-item strong { font-size: 14.5px; color: var(--ink); line-height: 1.5; }
.post-nav-item.empty { background: var(--bg-alt); opacity: .6; }
.post-nav-item.empty .post-nav-label { color: var(--ink-3); }
@media (max-width: 720px) {
  .post-nav { flex-direction: column; }
  .post-nav-item.next { text-align: left; align-items: flex-start; }
}
.nc-4 { background: linear-gradient(135deg, #2b6cd4, #6fa8ff); }
.nc-5 { background: linear-gradient(135deg, #4634d6, #8b7bff); }
.nc-6 { background: linear-gradient(135deg, #0aa06e, #7ee2b8); }
.nc-7 { background: linear-gradient(135deg, #e0567a, #ff9bb3); }
.nc-8 { background: linear-gradient(135deg, #2a2f6b, #5b6bff); }
@media (max-width: 1024px) {
  .post-layout { grid-template-columns: 1fr; }
  .post-sidebar { position: static; }
}
@media (max-width: 720px) {
  .industry-grid, .case-grid { grid-template-columns: 1fr; }
  .p-hero h1 { font-size: 28px; }
}