:root{
  --paper:#F3F8FD;--deep:#DCEAF6;--card:#FFFFFF;--navy:#0E3A5C;--text:#24384C;
  --muted:#5A7388;--soft:#7A93A8;--sky:#5BA3D0;--tide:#3D7EA6;--mist:#C5E4F5;
  --sand:#E8C9A0;--border:rgba(14,58,92,.12);--shadow:0 14px 34px rgba(14,58,92,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--text);font:16px/1.72 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}
body.lock{overflow:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font:inherit}
a:focus-visible,button:focus-visible{outline:3px solid var(--sand);outline-offset:2px}
.tide-line{height:8px;background:var(--tide);color:#fff;position:fixed;inset:0 0 auto 0;z-index:1002;display:flex;align-items:center;justify-content:space-between;padding:0 max(16px,calc((100vw - 1120px)/2));font-size:0}
.tide-line .brand-mini,.tide-line button{font-size:11px}
.tide-line button{border:0;background:transparent;color:#fff;cursor:pointer;padding:0 4px}
.tide-stage{position:fixed;top:8px;left:0;right:0;height:50px;background:#fff;border-bottom:1px solid var(--border);z-index:1001}
.stage-inner{max-width:1120px;height:100%;margin:auto;padding:0 16px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.logo-link{display:flex;align-items:center;gap:10px;min-width:0;font-weight:800;color:var(--navy)}
.logo-link img{height:26px;width:auto;object-fit:contain}
.stage-actions{display:flex;align-items:center;gap:8px}
.stage-actions a,.stage-actions button{min-height:44px;border:1px solid var(--sky);background:#fff;color:var(--navy);border-radius:10px;padding:0 14px;cursor:pointer}
.stage-actions .primary{background:var(--tide);color:#fff;border-color:var(--tide)}
.tide-bridge{position:fixed;top:58px;left:0;right:0;height:64px;background:var(--mist);z-index:1000;border-bottom:1px solid var(--border)}
.bridge-inner{max-width:1120px;margin:auto;height:100%;display:grid;grid-template-columns:repeat(5,1fr)}
.bridge-inner a{display:flex;align-items:center;justify-content:center;color:var(--navy);border-right:1px solid rgba(255,255,255,.8);font-weight:700}
.bridge-inner a:first-child{border-left:1px solid rgba(255,255,255,.8)}
.bridge-inner a.active{background:#fff}
main{padding-top:150px}
.wrap{max-width:1120px;margin:auto;padding:0 16px}
.section{margin:0 0 30px}
.hero,.panel,.card,.article-block,.faq-item{background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:12px}
.hero{padding:18px}
.cover-slot,.media-slot{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--deep),var(--paper));border:1px solid var(--border);border-radius:12px;overflow:hidden}
.cover-slot{min-height:150px;max-height:200px}
.cover-slot img{max-height:200px;width:100%;object-fit:contain;object-position:center}
.media-slot{min-height:150px}
.media-slot img{width:100%;max-height:180px;object-fit:contain;object-position:center}
.eyebrow{color:var(--tide);font-weight:800;letter-spacing:.08em;font-size:13px;margin:18px 0 6px}
h1,h2,h3{color:var(--navy);line-height:1.25;margin-top:0}
h1{font-size:clamp(28px,4vw,32px);margin-bottom:12px}
h2{font-size:24px}
h3{font-size:19px}
.lead{font-size:17px;color:var(--muted);max-width:820px}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 16px;border-radius:10px;border:1px solid var(--sky);font-weight:800}
.btn.primary{background:var(--tide);color:#fff;border-color:var(--tide)}
.btn.secondary{background:#fff;color:var(--navy)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.card{padding:16px}
.card .media-slot{margin-bottom:14px}
.article-block{padding:22px;margin-bottom:18px}
.article-block p:last-child{margin-bottom:0}
.split{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:start}
.split.reverse{grid-template-columns:.85fr 1.15fr}
.note{border-left:4px solid var(--sand);padding:12px 14px;background:#fff;border-radius:0 10px 10px 0}
.list-clean{margin:0;padding-left:20px}
.list-clean li{margin:8px 0}
.site-footer{background:var(--navy);color:var(--mist);margin-top:44px;padding:34px 0 80px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:22px;color:#fff;font-weight:800}
.footer-brand img{height:26px;width:auto;object-fit:contain}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.footer-grid h3{color:#fff;font-size:16px}
.footer-grid a{display:block;color:var(--mist);padding:5px 0}
.footer-note{margin-top:24px;padding-top:18px;border-top:1px solid rgba(197,228,245,.2)}
.overlay{position:fixed;inset:0;background:rgba(14,58,92,.38);z-index:1090;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}
.overlay.open{opacity:1;visibility:visible;pointer-events:auto}
.tide-bay{position:fixed;top:58px;left:0;width:300px;height:480px;max-height:calc(100vh - 58px);background:#fff;z-index:1100;border-radius:0 0 12px 0;box-shadow:var(--shadow);overflow:auto;transform:translateY(-12px);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}
.tide-bay.open{transform:none;opacity:1;visibility:visible;pointer-events:auto}
.bay-head{display:flex;align-items:center;justify-content:space-between;padding:14px;border-bottom:1px solid var(--border)}
.bay-brand{display:flex;align-items:center;gap:8px;color:var(--navy);font-weight:800}
.bay-brand img{height:24px;width:auto;object-fit:contain}
.icon-btn{min-width:44px;min-height:44px;border:1px solid var(--border);background:#fff;border-radius:10px;cursor:pointer;color:var(--navy)}
.bay-groups{padding:12px}
.bay-group{margin-bottom:16px}
.bay-group h3{font-size:14px;margin:0 0 6px;color:var(--tide)}
.bay-group a{display:block;padding:9px 10px;border-radius:8px}
.bay-group a:hover{background:var(--paper)}
.bay-group small{display:block;color:var(--soft);font-size:12px}
.search-panel{position:fixed;top:58px;left:max(16px,calc((100vw - 1120px)/2));width:440px;background:#fff;z-index:1101;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:0 0 12px 12px;padding:16px;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-10px);transition:.2s}
.search-panel.open{opacity:1;visibility:visible;pointer-events:auto;transform:none}
.search-title{display:flex;justify-content:space-between;align-items:center}
.search-box{display:flex;align-items:center;min-height:46px;border:1px solid var(--sky);border-radius:10px;padding:0 12px;color:var(--muted);background:var(--paper)}
.search-links{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}
.search-links a{padding:10px;border:1px solid var(--border);border-radius:10px;color:var(--navy)}
.mobile-nav{display:none}
.page-intro{margin-bottom:24px}
.kicker{display:inline-block;background:var(--mist);color:var(--navy);padding:5px 10px;border-radius:8px;font-weight:800;margin-bottom:10px}
.mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.mini{background:#fff;border:1px solid var(--border);border-radius:12px;padding:16px}
@media(max-width:780px){
  .tide-bridge{display:none}
  main{padding-top:86px}
  .stage-actions a,.stage-actions button{padding:0 10px}
  .logo-link span{font-size:15px}
  .grid-3,.grid-2,.split,.split.reverse,.mini-grid,.footer-grid{grid-template-columns:1fr}
  .tide-bay{top:58px;width:calc(100% - 16px);height:62vh;border-radius:0 0 12px 0}
  .search-panel{left:8px;right:8px;width:auto}
  .mobile-nav{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;z-index:1080;background:#fff;border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom)}
  .mobile-nav a{min-height:50px;display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--navy)}
  .mobile-nav a.active{background:var(--tide);color:#fff}
  .site-footer{padding-bottom:94px}
  h2{font-size:22px}
}
@media(max-width:420px){
  .brand-mini{max-width:210px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
  .stage-actions{gap:5px}
  .stage-actions a,.stage-actions button{font-size:13px;padding:0 8px}
}