/* ============ 八骏 对接开发落地页 · 独立视觉（数据流/节点拓扑主题）01 ============ */
:root{
  --blue:#2A7EFC; --blue-deep:#1B70DA; --cyan:#19D5EF; --teal:#11C5D6;
  --ink:#14263D; --ink-2:#3B4C64; --muted:#6A7A92;
  --bg:#ffffff; --tint:#F3F7FE; --tint-2:#EEF4FD; --line:#E2ECFA;
  --radius:16px; --radius-s:12px;
  --shadow-sm:0 6px 18px rgba(27,112,218,.08);
  --shadow:0 14px 38px rgba(27,112,218,.12);
  --grad-brand:linear-gradient(120deg,#1B70DA,#19D5EF);
  --blue-soft:#EAF2FF; --line-strong:#D6E0EE; --ease:cubic-bezier(.16,1,.3,1); --header-h:68px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink); background:var(--bg); line-height:1.7; -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--blue-deep);text-decoration:none}
.wrap{max-width:1168px;margin:0 auto;padding:0 24px}

/* breadcrumb */
.crumbs{margin:18px 0 6px}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--muted)}
.crumbs li:not(:last-child)::after{content:"›";margin-left:8px;color:#b9c6da}
.crumbs a:hover{color:var(--blue-deep)}
.crumbs [aria-current=page]{color:var(--ink-2);font-weight:600}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:15px;
  border-radius:10px;padding:13px 26px;cursor:pointer;border:1px solid transparent;transition:.25s;white-space:nowrap}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 8px 20px rgba(27,112,218,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(27,112,218,.36)}
.btn-line{background:#fff;color:var(--blue-deep);border-color:#cfe0f6}
.btn-line:hover{border-color:var(--blue-deep);background:var(--tint)}
.btn-lg{padding:15px 32px;font-size:16px}
.btn-block{width:100%}

/* section shell */
.dj-section{padding:80px 0}
.dj-tint{background:var(--tint);
  background-image:radial-gradient(circle at 1px 1px,rgba(27,112,218,.07) 1px,transparent 0);
  background-size:26px 26px}
.dj-head{max-width:780px;margin:0 auto 50px;text-align:center}
.dj-eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--teal);
  background:rgba(17,197,214,.12);padding:6px 16px;border-radius:999px;margin-bottom:16px;text-transform:uppercase}
.dj-h2{font-size:clamp(26px,3.4vw,38px);line-height:1.25;letter-spacing:-.01em;color:var(--ink)}
.dj-lead{margin-top:16px;color:var(--ink-2);font-size:17px}

/* ============ HERO ============ */
.dj-hero{position:relative;overflow:hidden;padding:60px 0 74px;
  background:linear-gradient(180deg,#EFF6FF 0%,#F7FBFF 60%,#fff 100%)}
.dj-hero::before{content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 1px 1px,rgba(27,112,218,.10) 1px,transparent 0);
  background-size:24px 24px;mask-image:linear-gradient(180deg,#000,transparent)}
.dj-hero-grid{position:relative;display:grid;grid-template-columns:1.02fr .98fr;gap:46px;align-items:center}
.dj-tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--blue-deep);
  background:#fff;border:1px solid #cfe0f6;border-radius:999px;padding:7px 15px;margin-bottom:20px}
.dj-tag .dot{width:8px;height:8px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 4px rgba(17,197,214,.18)}
.dj-hero h1{font-size:clamp(30px,4.4vw,52px);line-height:1.18;letter-spacing:-.02em;color:var(--ink)}
.dj-hero h1 .hl{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.dj-hero-lead{margin-top:22px;font-size:17px;color:var(--ink-2)}
.dj-hero-lead strong{color:var(--blue-deep)}
.dj-hero-cta{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.dj-points{list-style:none;margin-top:30px;display:grid;grid-template-columns:1fr 1fr;gap:14px 24px}
.dj-points li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:var(--ink-2)}
.dj-points .ic{flex:none;width:22px;height:22px;border-radius:50%;background:rgba(17,197,214,.14);color:var(--teal);
  display:flex;align-items:center;justify-content:center;margin-top:2px}
.dj-points .ic svg{width:13px;height:13px}

/* topology illustration */
.dj-topo{position:relative;background:#fff;border:1px solid var(--line);border-radius:22px;padding:26px;
  box-shadow:var(--shadow);aspect-ratio:1/0.92;width:100%}
.dj-topo svg{width:100%;height:100%;display:block}
.dj-topo .node{fill:#fff;stroke:#cfe0f6;stroke-width:1.5}
.dj-topo .node-core{stroke:var(--blue-deep);stroke-width:2}
.dj-topo .node-text{fill:var(--ink);font-size:13px;font-weight:600;font-family:inherit}
.dj-topo .node-sub{fill:var(--muted);font-size:10.5px;font-family:inherit}
.dj-topo .link{stroke:var(--blue);stroke-width:2;stroke-dasharray:5 5;fill:none;opacity:.55}
.dj-topo .link.flow{stroke:var(--teal);opacity:.9;stroke-dasharray:6 6;animation:dash 2.4s linear infinite}
@keyframes dash{to{stroke-dashoffset:-24}}
.dj-topo .pulse{fill:var(--teal);animation:ping 2.4s ease-out infinite}
@keyframes ping{0%{opacity:.7}70%{opacity:0;r:9}100%{opacity:0}}

/* ============ STAT STRIP ============ */
.dj-stat{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:#fff;border:1px solid var(--line);
  border-radius:18px;overflow:hidden;box-shadow:var(--shadow-sm)}
.dj-stat-item{padding:26px 22px;text-align:center;position:relative}
.dj-stat-item:not(:last-child)::after{content:"";position:absolute;right:0;top:22%;height:56%;width:1px;background:var(--line)}
.dj-stat-num{font-size:30px;font-weight:800;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.dj-stat-label{margin-top:6px;font-size:14px;color:var(--muted)}

/* ============ CALLOUT ============ */
.dj-callout{position:relative;background:#fff;border:1px solid var(--line);border-left:4px solid var(--teal);
  border-radius:14px;padding:22px 26px;margin-top:30px;box-shadow:var(--shadow-sm)}
.dj-callout p{color:var(--ink-2);font-size:16px}
.dj-callout b{color:var(--blue-deep)}
.dj-callout::before{content:"连接";position:absolute;top:-12px;left:20px;background:var(--teal);color:#fff;
  font-size:12px;font-weight:700;padding:3px 12px;border-radius:999px;letter-spacing:.05em}

/* ============ PAIN (broken-chain metaphor) ============ */
.dj-pain{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.dj-pain-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px 22px 24px;
  overflow:hidden;transition:.28s}
.dj-pain-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe0f6}
.dj-pain-num{font-size:46px;font-weight:800;color:var(--tint-2);line-height:1;position:absolute;top:14px;right:16px}
.dj-pain-card h3{font-size:18px;color:var(--ink);margin-bottom:10px;position:relative}
.dj-pain-card p{font-size:14.5px;color:var(--muted);position:relative}
.dj-pain-tag{display:inline-flex;align-items:center;gap:6px;margin-bottom:14px;font-size:12.5px;font-weight:700;
  color:#E2624B;background:rgba(226,98,75,.10);padding:5px 11px;border-radius:999px}
.dj-pain-tag svg{width:13px;height:13px}

/* ============ ERP SYNC ============ */
.dj-hub{display:flex;align-items:center;justify-content:center;gap:26px;flex-wrap:wrap;
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 22px;margin-bottom:26px;box-shadow:var(--shadow-sm)}
.dj-hub-core{background:var(--grad-brand);color:#fff;border-radius:14px;padding:18px 26px;text-align:center;min-width:170px}
.dj-hub-core b{display:block;font-size:18px}
.dj-hub-core span{font-size:12.5px;opacity:.9}
.dj-hub-arrow{display:flex;flex-direction:column;align-items:center;color:var(--teal);font-weight:700;font-size:13px}
.dj-hub-arrow svg{width:34px;height:34px}
.dj-hub-side{background:#fff;border:1.5px dashed #bcd6f4;border-radius:14px;padding:16px 22px;text-align:center;min-width:150px}
.dj-hub-side b{display:block;color:var(--ink);font-size:16px}
.dj-hub-side span{font-size:12.5px;color:var(--muted)}
.dj-sync{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.dj-sync-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px 22px;transition:.28s;position:relative}
.dj-sync-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe0f6}
.dj-sync-badge{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:700;color:var(--blue-deep);
  background:rgba(27,112,218,.08);padding:6px 12px;border-radius:999px;margin-bottom:14px}
.dj-sync-badge svg{width:15px;height:15px}
.dj-sync-card h3{font-size:18px;color:var(--ink);margin-bottom:9px}
.dj-sync-card p{font-size:14.5px;color:var(--muted)}

/* ============ SCENE cards ============ */
.dj-scene{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.dj-scene-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px 22px;transition:.28s}
.dj-scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe0f6}
.dj-scene-ic{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,rgba(27,112,218,.12),rgba(17,197,214,.16));
  color:var(--teal);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.dj-scene-ic svg{width:24px;height:24px}
.dj-scene-card h3{font-size:17.5px;color:var(--ink);margin-bottom:8px}
.dj-scene-card p{font-size:14.5px;color:var(--muted)}

/* ============ DARK capability band ============ */
.dj-dark{background:linear-gradient(120deg,#143E8E 0%,#1B70DA 50%,#0FB8C7 100%);color:#fff;position:relative;overflow:hidden}
.dj-dark::before{content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 1px 1px,rgba(255,255,255,.10) 1px,transparent 0);background-size:24px 24px}
.dj-dark .dj-head .dj-h2,.dj-dark .dj-head .dj-lead{color:#fff}
.dj-dark .dj-head .dj-eyebrow{color:#bff3fb;background:rgba(255,255,255,.12)}
.dj-dark .dj-lead{color:rgba(255,255,255,.85)}
.dj-dark-grid{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.dj-dark-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:14px;padding:26px 22px;
  backdrop-filter:blur(4px);transition:.28s}
.dj-dark-card:hover{background:rgba(255,255,255,.14);transform:translateY(-4px)}
.dj-dark-card b{font-size:20px;display:block;margin-bottom:4px}
.dj-dark-card h3{font-size:16px;font-weight:600;color:#fff;margin-bottom:10px;opacity:.95}
.dj-dark-card p{font-size:14px;color:rgba(255,255,255,.82)}

/* ============ FLOW pipeline ============ */
.dj-flow{display:flex;align-items:stretch;gap:0;flex-wrap:wrap;justify-content:center}
.dj-flow-step{position:relative;flex:1 1 150px;min-width:150px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:22px 18px 20px;text-align:center;margin:0 12px 16px}
.dj-flow-step:not(:last-child)::after{content:"";position:absolute;right:-22px;top:50%;width:22px;height:2px;
  background:repeating-linear-gradient(90deg,var(--teal) 0 4px,transparent 4px 8px);transform:translateY(-50%)}
.dj-flow-num{width:38px;height:38px;border-radius:50%;background:var(--grad-brand);color:#fff;font-weight:700;
  display:flex;align-items:center;justify-content:center;margin:0 auto 12px;font-size:17px}
.dj-flow-step h3{font-size:16px;color:var(--ink);margin-bottom:6px}
.dj-flow-step p{font-size:13.5px;color:var(--muted)}

/* ============ PATHS ============ */
.dj-paths{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.dj-path{border-radius:16px;padding:30px 28px;border:1px solid var(--line);background:#fff}
.dj-path--a{border-top:4px solid var(--blue-deep)}
.dj-path--b{border-top:4px solid var(--teal)}
.dj-path h3{font-size:19px;color:var(--ink);margin-bottom:12px}
.dj-path p{font-size:15px;color:var(--ink-2)}
.dj-path-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.dj-path-tags span{font-size:13px;color:var(--muted);background:var(--tint);border-radius:999px;padding:6px 14px}
.dj-link-arrow{display:inline-block;margin-top:16px;font-weight:600;color:var(--blue-deep)}
.dj-link-arrow:hover{color:var(--teal)}

/* ============ TRUST ============ */
.dj-trust{text-align:center;padding:64px 0;background:var(--grad-brand);color:#fff}
.dj-trust-num{font-size:clamp(46px,7vw,76px);font-weight:800;line-height:1}
.dj-trust-txt{font-size:22px;font-weight:600;margin-top:14px}
.dj-trust-sub{margin:14px auto 0;max-width:720px;font-size:15px;color:rgba(255,255,255,.88)}

/* ============ FAQ ============ */
.dj-faq{max-width:860px;margin:0 auto}
.dj-faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:14px;overflow:hidden;transition:.2s}
.dj-faq-item[open]{border-color:#cfe0f6;box-shadow:var(--shadow-sm)}
.dj-faq-item summary{list-style:none;cursor:pointer;padding:20px 22px;font-weight:600;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:14px}
.dj-faq-item summary::-webkit-details-marker{display:none}
.dj-faq-item summary h3{font-size:17px;font-weight:600}
.dj-faq-item summary::after{content:"+";font-size:24px;color:var(--teal);font-weight:400;flex:none;transition:.2s}
.dj-faq-item[open] summary::after{content:"−";transform:rotate(180deg)}
.dj-faq-body{padding:0 22px 20px;color:var(--ink-2);font-size:15.5px}

/* ============ CTA ============ */
.dj-cta{padding:80px 0}
.dj-cta-panel{position:relative;overflow:hidden;border-radius:24px;padding:52px 48px;
  background:linear-gradient(120deg,#143E8E,#1B70DA 55%,#0FB8C7)}
.dj-cta-panel::before{content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 1px 1px,rgba(255,255,255,.12) 1px,transparent 0);background-size:22px 22px}
.dj-cta-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.dj-cta-copy h2{color:#fff;font-size:clamp(26px,3.4vw,36px);line-height:1.25}
.dj-cta-copy>p{color:rgba(255,255,255,.9);margin-top:14px;font-size:16px}
.dj-cta-points{list-style:none;margin-top:22px;display:grid;grid-template-columns:1fr 1fr;gap:12px 22px}
.dj-cta-points li{display:flex;align-items:flex-start;gap:9px;color:#fff;font-size:14.5px}
.dj-cta-points .ic{flex:none;width:20px;height:20px;border-radius:50%;background:rgba(255,255,255,.18);color:#bff3fb;
  display:flex;align-items:center;justify-content:center;margin-top:2px}
.dj-cta-points .ic svg{width:12px;height:12px}
.dj-cta-form{background:#fff;border-radius:18px;padding:30px 28px;box-shadow:0 20px 50px rgba(0,0,0,.18)}
.dj-cta-form h3{font-size:20px;color:var(--ink);margin-bottom:18px}
.field{margin-bottom:15px}
.field label{display:block;font-size:13.5px;color:var(--ink-2);margin-bottom:6px;font-weight:600}
.field input,.field select{width:100%;border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-size:15px;
  font-family:inherit;color:var(--ink);background:#fff;transition:.2s}
.field input:focus,.field select:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(27,112,218,.12)}
.form-tip{font-size:12.5px;color:var(--muted);margin-top:12px}
.form-ok{display:block;margin-top:12px;font-size:14px;color:#0a8a6b;background:rgba(17,197,214,.10);
  border-radius:10px;padding:11px 14px;font-weight:600}
.form-err{display:block;margin-top:12px;font-size:14px;color:#c0392b;background:rgba(192,57,43,.08);
  border-radius:10px;padding:11px 14px;font-weight:600}

/* ============ reveal ============ */
.reveal{opacity:0;transform:translateY(24px);transition:.6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none} .dj-topo .link.flow,.dj-topo .pulse{animation:none}}

/* ============ responsive ============ */
@media (max-width:980px){
  .dj-hero-grid,.dj-cta-grid{grid-template-columns:1fr;gap:34px}
  .dj-topo{max-width:440px;margin:0 auto}
  .dj-pain,.dj-sync,.dj-scene,.dj-dark-grid,.dj-stat{grid-template-columns:repeat(2,1fr)}
  .dj-stat-item:nth-child(2)::after,.dj-stat-item:nth-child(4)::after{display:none}
  .dj-paths{grid-template-columns:1fr}
}
@media (max-width:680px){
  .dj-section{padding:56px 0}
  .dj-head{margin-bottom:34px}
  .dj-pain,.dj-sync,.dj-scene,.dj-dark-grid,.dj-stat{grid-template-columns:1fr}
  .dj-stat-item::after{display:none}
  .dj-points,.dj-cta-points{grid-template-columns:1fr}
  .dj-flow-step{flex:1 1 100%}
  .dj-flow-step:not(:last-child)::after{display:none}
  .dj-cta-panel{padding:36px 24px}
  .dj-hub{flex-direction:column;gap:14px}
  .dj-hub-arrow svg{transform:rotate(90deg)}
}
/* ============ 页头 / 页尾骨架（复用 header05 / footer04 统一结构，补回重设计时遗漏的样式） ============ */
.site-header{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.86);
  backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid transparent;transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 4px 20px rgba(15,27,45,.05)}
.header-inner{display:flex;align-items:center;gap:22px;height:var(--header-h)}

.brand{display:inline-flex;align-items:center;gap:9px;flex:none}
.brand-mark{display:flex}
.brand-text{font-size:19px;color:var(--ink);letter-spacing:.02em}
.brand-text strong{color:var(--blue);font-weight:800}
.brand-logo{width:150px;height:auto;object-fit:contain}
.brand-logo-light{width:140px;background:#fff;border-radius:8px;padding:6px 10px}

.site-nav{display:flex;align-items:center;gap:4px;margin-left:6px}
.site-nav a{
  padding:8px 13px;border-radius:8px;font-size:15px;color:var(--muted);font-weight:500;
  transition:color .18s var(--ease),background-color .18s var(--ease);
}
.site-nav a:hover{color:var(--blue);background:var(--blue-soft)}
.site-nav a[aria-current="page"]{color:var(--blue);font-weight:600}

.header-cta{margin-left:auto;display:flex;align-items:center;gap:8px}

.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;padding:10px;
  background:transparent;border:1px solid var(--line-strong);border-radius:10px;cursor:pointer;
  flex-direction:column;justify-content:space-between;
}
.nav-toggle span{display:block;height:2px;background:var(--ink);border-radius:2px;transition:transform .22s var(--ease),opacity .22s var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(9px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-9px) rotate(-45deg)}

.mobile-nav{
  display:flex;flex-direction:column;padding:8px 24px 18px;border-top:1px solid var(--line);
  background:#fff;box-shadow:0 16px 30px rgba(15,27,45,.07);
}
.mobile-nav a{padding:13px 4px;font-size:16px;color:var(--ink);border-bottom:1px solid var(--line)}
.mobile-nav a:last-child{border-bottom:0;color:var(--blue);font-weight:600}
.mobile-nav[hidden]{display:none}

/* footer */
.site-footer{background:#0F1B2D;color:rgba(255,255,255,.68);padding:44px 0 26px}
.ft-service{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  padding-bottom:34px;margin-bottom:34px;border-bottom:1px solid rgba(255,255,255,.12)}
.ft-service li{display:flex;flex-direction:column;gap:2px;padding-left:46px;position:relative}
.ft-ico{position:absolute;left:0;top:2px;width:34px;height:34px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(42,126,252,.20);border:1px solid rgba(42,126,252,.35)}
.ft-ico .ic{width:19px;height:19px;color:#7FD4FF}
.ft-t{font-size:15px;font-weight:700;color:#fff}
.ft-d{font-size:13px;color:rgba(255,255,255,.62);line-height:1.6}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));gap:36px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand .brand{color:#fff;margin-bottom:14px}
.footer-brand .brand-text{color:#fff}
.footer-brand .brand-text strong{color:#5AA9FF}
.footer-brand p{font-size:14px;line-height:1.85;max-width:44ch}
.ft-company{font-size:15px !important;color:#fff !important;font-weight:600;margin-top:2px}
.ft-cr{font-size:13px !important;color:rgba(255,255,255,.5) !important}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px}
.footer-col a{display:block;padding:6px 0;font-size:14px;transition:color .18s var(--ease)}
.footer-col a:hover{color:#7FD4FF}
.footer-col p{font-size:14px;padding:4px 0}
.footer-col .btn{margin-top:14px;border-color:rgba(255,255,255,.28);color:#fff}
.footer-col .btn:hover{background:rgba(255,255,255,.1);border-color:#fff}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding-top:22px;font-size:13px;color:rgba(255,255,255,.45)}
.footer-links{display:flex;gap:18px}
.footer-links a:hover{color:#7FD4FF}

/* header 响应式：移动端折叠主导航 */
@media (max-width:980px){
  .site-nav{display:none}
  .nav-toggle{display:flex}
  .header-cta{display:none}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .ft-service{grid-template-columns:repeat(2,1fr)}
}