:root{--paper:#F3F8FD;--deep:#DCEAF6;--white:#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);--max:1120px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;line-height:1.75;overflow-x:hidden}body.panel-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}.shell{width:min(calc(100% - 32px),var(--max));margin:0 auto}.top-stack{position:fixed;inset:0 0 auto;z-index:60}.tide-line{height:28px;background:var(--tide);color:#fff;font-size:12px}.tide-line-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px}.text-control{border:0;background:transparent;color:#fff;min-width:44px;min-height:28px;cursor:pointer}.tide-stage{height:50px;background:#fff;border-bottom:1px solid var(--mist)}.stage-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand-link{display:flex;align-items:center;min-width:0}.brand-logo,.bay-logo,.footer-logo{display:block;max-width:180px;height:26px;object-fit:contain;object-position:left center}.brand-fallback{font-weight:800;color:var(--navy);font-size:21px;letter-spacing:.04em}.stage-actions{display:flex;align-items:center;gap:8px}.stage-button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 16px;border:1px solid var(--sky);border-radius:10px;background:#fff;color:var(--navy);cursor:pointer}.stage-button.primary{background:var(--tide);color:#fff;border-color:var(--tide)}.tide-bridge{height:64px;background:var(--mist);display:grid;grid-template-columns:repeat(5,1fr);border-bottom:1px solid var(--border)}.tide-bridge a{display:flex;align-items:center;justify-content:center;color:var(--navy);font-weight:700;border-right:1px solid rgba(255,255,255,.8)}.tide-bridge a:last-child{border-right:0}.tide-bridge a.is-active{background:#fff;color:var(--navy)}main{padding-top:142px;min-height:70vh}.hero,.page-hero{padding:28px 0 12px}.hero-frame,.media-slot{background:var(--deep);border:1px solid var(--border);border-radius:14px;display:flex;align-items:center;justify-content:center;overflow:hidden}.hero-frame{max-height:200px;min-height:156px}.hero-frame img{width:100%;max-height:200px;object-fit:contain;object-position:center}.hero-fallback{padding:40px 24px;text-align:center;color:var(--navy);font-size:26px;font-weight:800}.eyebrow{margin:20px 0 6px;color:var(--tide);font-size:13px;font-weight:800;letter-spacing:.14em}.hero h1,.page-hero h1{margin:0;color:var(--navy);font-size:clamp(28px,4vw,32px);line-height:1.28}.lead{max-width:780px;margin:12px 0 0;color:var(--muted);font-size:16px}.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:10px;background:var(--tide);color:#fff;font-weight:700}.btn.secondary{background:#fff;color:var(--navy);border:1px solid var(--sky)}.section{padding:30px 0}.section.alt{background:var(--deep)}.section.dark{background:var(--navy);color:var(--mist)}.section.dark h2,.section.dark h3{color:#fff}.section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:18px}.section h2,.content-card h2,.page-copy h2{margin:0 0 10px;color:var(--navy);font-size:24px;line-height:1.35}.section h3,.content-card h3,.page-copy h3{color:var(--navy);font-size:18px;margin:22px 0 8px}.section p,.content-card p,.page-copy p{margin:0 0 14px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.card,.content-card,.page-copy,.side-note{background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow)}.card{padding:16px}.card h2,.card h3{color:var(--navy);margin:12px 0 8px}.card p{margin:0 0 12px}.card-media{height:170px;background:var(--paper);border-radius:10px;display:flex;align-items:center;justify-content:center;overflow:hidden}.card-media img{width:100%;height:100%;object-fit:contain;object-position:center}.split{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(260px,.85fr);gap:22px;align-items:center}.split.reverse{grid-template-columns:minmax(260px,.85fr) minmax(0,1.15fr)}.split.reverse .media-slot{order:-1}.media-slot{min-height:170px}.media-slot img{display:block;width:100%;height:170px;object-fit:contain;object-position:center}.app-media img{max-height:420px;height:auto;width:100%;object-fit:contain}.link-more{display:inline-flex;min-height:44px;align-items:center;color:var(--tide);font-weight:800}.page-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:24px;padding:10px 0 40px}.page-copy{padding:26px}.side-note{padding:20px;align-self:start;position:sticky;top:164px}.side-note h2{font-size:18px;margin-top:0;color:var(--navy)}.side-note a{display:block;padding:10px 0;border-top:1px solid var(--border);color:var(--tide);font-weight:700}.notice{padding:16px 18px;border-left:4px solid var(--sand);background:#fff8ef;border-radius:0 10px 10px 0;margin:18px 0}.rule-list{padding-left:1.2em}.rule-list li{margin:9px 0}.faq-list{display:grid;gap:14px}.faq-item{background:#fff;border:1px solid var(--border);border-radius:12px;padding:20px}.faq-item h2{font-size:18px;margin:0 0 8px;color:var(--navy)}.site-footer{background:var(--navy);color:var(--mist);padding:42px 0 76px}.footer-brand{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:24px}.footer-brand strong{color:#fff;font-size:20px}.footer-brand span{font-size:12px;letter-spacing:.12em}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.footer-grid h2{margin:0 0 10px;color:#fff;font-size:15px}.footer-grid a{display:block;padding:5px 0;color:var(--mist)}.footer-note{border-top:1px solid rgba(255,255,255,.14);margin:26px 0 8px;padding-top:20px}.copyright{margin:0;color:#fff;font-size:13px}.screen-mask{position:fixed;inset:0;background:rgba(14,58,92,.48);z-index:80;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.screen-mask.is-open{opacity:1;visibility:visible;pointer-events:auto}.tide-bay,.search-layer{position:fixed;z-index:90;background:#fff;box-shadow:var(--shadow);visibility:hidden;pointer-events:none;opacity:0;transform:translateY(-8px);transition:.2s}.tide-bay.is-open,.search-layer.is-open{visibility:visible;pointer-events:auto;opacity:1;transform:none}.tide-bay{top:78px;left:0;width:300px;height:min(480px,calc(100vh - 92px));border-radius:0 0 12px 0;overflow:auto}.bay-head,.search-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;border-bottom:1px solid var(--border)}.bay-brand{display:flex;align-items:center;gap:8px;color:var(--navy)}.close-button{min-height:44px;padding:0 12px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--navy);cursor:pointer}.bay-groups{padding:8px 16px 18px}.bay-groups section{padding:10px 0}.bay-groups h2{font-size:13px;color:var(--soft);margin:0 0 6px}.bay-groups a{display:block;padding:9px 0;border-top:1px solid var(--border)}.bay-groups strong{display:block;color:var(--navy);font-size:14px}.bay-groups span{display:block;color:var(--muted);font-size:12px}.search-layer{top:78px;left:max(16px,calc((100vw - var(--max))/2));width:min(440px,calc(100vw - 32px));border-radius:0 0 12px 12px;padding-bottom:18px}.search-layer label{display:block;padding:14px 16px 8px;color:var(--muted)}.search-layer input{width:calc(100% - 32px);margin:0 16px 12px;min-height:44px;border:1px solid var(--sky);border-radius:10px;padding:0 12px;color:var(--text);background:#fff}.quick-links{padding:0 16px;display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.quick-links a{min-height:44px;display:flex;align-items:center;padding:0 12px;border-radius:10px;background:var(--paper);color:var(--navy);font-weight:700}.mobile-bottom{display:none}a:hover,.stage-button:hover,.close-button:hover,.text-control:hover{filter:brightness(.96)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--sand);outline-offset:2px}
@media(max-width:760px){.shell{width:calc(100% - 32px)}.tide-bridge{display:none}main{padding-top:78px;padding-bottom:58px}.tide-line{height:28px}.tide-stage{height:50px}.stage-actions{gap:6px}.stage-button{padding:0 11px}.brand-logo{max-width:138px}.grid-3,.grid-2,.split,.split.reverse,.page-layout,.footer-grid{grid-template-columns:1fr}.split.reverse .media-slot{order:0}.page-copy{padding:20px}.side-note{position:static}.section{padding:24px 0}.hero{padding-top:22px}.tide-bay{top:78px;width:calc(100% - 16px);height:62vh;border-radius:0 0 12px 0}.search-layer{top:78px;left:8px;width:calc(100% - 16px)}.mobile-bottom{display:grid;position:fixed;z-index:70;left:0;right:0;bottom:0;grid-template-columns:repeat(5,1fr);height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--border)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-width:0;color:var(--navy);font-size:13px}.mobile-bottom a.is-active{background:var(--tide);color:#fff}.site-footer{padding-bottom:calc(78px + env(safe-area-inset-bottom))}.card-media{height:160px}.media-slot img{height:160px}}
@media(max-width:390px){.tide-line-inner span{font-size:11px}.stage-button{padding:0 9px;font-size:14px}.brand-fallback{font-size:18px}.quick-links{grid-template-columns:1fr}}