:root{--paper:#F3F8FD;--deep:#DCEAF6;--white:#fff;--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/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}.wrap{width:min(1120px,calc(100% - 32px));margin:auto}a{color:inherit;text-decoration:none}button{font:inherit}.site-header{position:fixed;top:0;left:0;right:0;z-index:80}.tide-line{height:28px;background:var(--tide);color:#fff;font-size:13px}.tide-line-inner{height:100%;display:flex;align-items:center;justify-content:space-between}.text-button{border:0;background:transparent;color:#fff;min-width:44px;min-height:28px;cursor:pointer}.tide-platform{height:50px;background:#fff;border-bottom:1px solid var(--mist)}.platform-inner{height:100%;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;min-height:44px}.brand-logo{display:block;max-height:26px;max-width:180px;object-fit:contain}.brand-fallback{font-weight:800;color:var(--navy);letter-spacing:.06em}.platform-actions{display:flex;gap:8px;align-items:center}.nav-button,.app-button,.button{min-height:44px;padding:9px 15px;border-radius:10px;border:1px solid var(--sky);display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.nav-button{background:#fff;color:var(--navy)}.app-button,.button.primary{background:var(--tide);color:#fff;border-color:var(--tide)}.button.secondary{background:#fff;color:var(--navy)}.tide-bridge{height:64px;background:var(--mist);border-bottom:1px solid var(--border)}.bridge-grid{height:100%;display:grid;grid-template-columns:repeat(5,1fr)}.bridge-grid a{display:flex;align-items:center;justify-content:center;color:var(--navy);font-weight:700;border-right:1px solid rgba(255,255,255,.9)}.bridge-grid a:first-child{border-left:1px solid rgba(255,255,255,.9)}.bridge-grid a.active{background:#fff}.site-main{padding-top:166px}.hero,.page-hero{padding:34px 0}.hero-card,.page-hero-card,.content-card,.feature-card{background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow)}.hero-card{padding:22px}.media-slot{display:flex;align-items:center;justify-content:center;background:var(--deep);border-radius:12px;min-height:140px;overflow:hidden}.hero-media{max-height:200px}.content-image{display:block;width:100%;height:170px;object-fit:contain;object-position:center;background:var(--paper);border-radius:10px}.hero-image{display:block;width:100%;max-height:200px;object-fit:contain;object-position:center}.section{padding:22px 0}.section.alt{background:var(--deep)}.section h2,.page-section h2{color:var(--navy);font-size:24px;line-height:1.3;margin:0 0 12px}.eyebrow{color:var(--tide);font-weight:800;letter-spacing:.08em;margin:14px 0 4px}.hero h1,.page-hero h1{font-size:32px;line-height:1.2;color:var(--navy);margin:4px 0 14px}.lead{font-size:17px;color:var(--muted);max-width:820px}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.feature-card,.content-card{padding:18px}.feature-card h3{color:var(--navy);font-size:20px;margin:12px 0 6px}.feature-card p,.content-card p{margin:0 0 10px}.story-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:center}.story-layout.reverse{grid-template-columns:.85fr 1.15fr}.story-layout .content-image{height:180px}.page-hero-card{padding:28px}.page-hero-card .content-image{height:220px;margin-top:18px}.page-section{padding:10px 0 22px}.article-shell{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:24px}.article-main{min-width:0}.article-aside{align-self:start;position:sticky;top:184px}.aside-card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px}.aside-card h2{font-size:18px}.aside-card a{display:block;padding:9px 0;border-bottom:1px solid var(--border);color:var(--tide)}.text-block{background:#fff;border:1px solid var(--border);border-radius:12px;padding:22px;margin-bottom:18px}.text-block h2{font-size:23px}.text-block h3{color:var(--navy);margin:18px 0 8px}.text-block ul{padding-left:1.2em}.notice{border-left:4px solid var(--sand);background:#fff7ed;padding:15px 18px;border-radius:8px}.faq-item{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px;margin-bottom:14px}.faq-item h2{font-size:19px}.site-footer{background:var(--navy);color:var(--mist);padding:38px 0 calc(32px + env(safe-area-inset-bottom))}.footer-brand{display:flex;justify-content:space-between;gap:28px;align-items:flex-start}.footer-brand p{max-width:700px;margin:0}.footer-brandline{display:flex;gap:12px;align-items:center}.footer-logo{max-height:26px;max-width:170px;object-fit:contain}.footer-brandline div{display:flex;flex-direction:column}.footer-brandline strong{color:#fff}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:30px}.footer-grid h2{font-size:16px;color:#fff;margin:0 0 8px}.footer-grid a{display:block;padding:4px 0}.copyright{border-top:1px solid rgba(197,228,245,.2);margin-top:24px;padding-top:18px;font-size:14px}.overlay{position:fixed;inset:0;background:rgba(6,29,47,.46);z-index:90;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.open{opacity:1;visibility:visible;pointer-events:auto}.tide-bay,.search-layer{position:fixed;z-index:100;visibility:hidden;pointer-events:none;opacity:0;transform:translateY(-10px);transition:.2s;background:#fff;box-shadow:var(--shadow)}.tide-bay.open,.search-layer.open{visibility:visible;pointer-events:auto;opacity:1;transform:none}.tide-bay{top:78px;left:max(0px,calc((100vw - 1120px)/2));width:300px;height:min(480px,calc(100vh - 90px));border-radius:0 0 12px 0;overflow:auto}.bay-head,.search-head{display:flex;justify-content:space-between;gap:14px;align-items:flex-start;padding:16px;border-bottom:1px solid var(--border)}.bay-brand{display:flex;align-items:center;gap:9px;color:var(--navy)}.bay-brand img{max-height:24px;max-width:120px;object-fit:contain}.close-button{min-height:44px;padding:7px 12px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--navy);cursor:pointer}.bay-groups{padding:10px 16px 20px}.bay-groups h2{font-size:14px;color:var(--soft);margin:12px 0 4px}.bay-groups a{display:block;padding:9px 0;border-bottom:1px solid var(--border)}.bay-groups a strong{display:block;color:var(--navy)}.bay-groups a span{display:block;color:var(--muted);font-size:13px}.search-layer{top:78px;left:max(16px,calc((100vw - 1120px)/2));width:min(440px,calc(100vw - 32px));border-radius:0 0 12px 12px}.search-head p{margin:4px 0 0;color:var(--muted);font-size:14px}.search-look{margin:16px;border:1px solid var(--mist);border-radius:10px;padding:12px;display:flex;gap:10px;color:var(--muted)}.search-links{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;padding:0 16px 18px}.search-links a{min-height:44px;display:flex;align-items:center;padding:8px 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