*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:#F3FAF7;color:#1E403A;font:15px/1.7 Arial,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden;padding-top:122px}body.is-locked{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}img{display:block;max-width:100%;height:auto}.shell{width:min(1120px,calc(100% - 32px));margin:0 auto}.skip-link{position:fixed;left:16px;top:-60px;background:#fff;color:#0B5C52;padding:8px 12px;border-radius:8px;z-index:120}.skip-link:focus{top:8px}.tide-line{position:fixed;inset:0 0 auto 0;height:22px;background:#0B5C52;color:#fff;z-index:90}.tide-inner{height:22px;display:flex;align-items:center;justify-content:space-between;font-size:12px}.plain-button,.search-open{border:0;background:transparent;color:#fff;cursor:pointer;min-width:44px;height:22px;padding:0 8px}.cape-bar{position:fixed;left:0;right:0;top:22px;height:60px;background:#fff;border-bottom:1px solid rgba(15,122,107,.16);z-index:89}.cape-inner{height:60px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center}.logo-link{justify-self:start;min-width:92px;min-height:44px;display:flex;align-items:center}.logo-box img,.footer-logo img,.port-logo img{height:28px;width:auto;object-fit:contain}.logo-fallback{font-weight:800;color:#12332E;font-size:16px}.port-open,.port-close,.search-close{min-height:44px;border:1px solid rgba(15,122,107,.42);background:#fff;color:#0B5C52;border-radius:10px;padding:0 16px;cursor:pointer}.port-open{justify-self:center}.app-link{justify-self:end;min-height:44px;display:flex;align-items:center;padding:0 15px;border-radius:10px;color:#fff;background:linear-gradient(135deg,#1B9A88 0%,#0F7A6B 55%,#0B5C52 100%);font-size:14px;font-weight:700}.isle-tabs{position:fixed;left:0;right:0;top:82px;height:40px;background:#D8EFE8;border-bottom:1px solid rgba(15,122,107,.16);z-index:88}.isle-inner{height:40px;display:flex;align-items:center;justify-content:center;gap:8px}.isle-tab{height:30px;padding:0 16px;border-radius:9px;display:flex;align-items:center;font-size:13px;color:#12332E}.isle-tab.is-current{background:#0F7A6B;color:#fff}.site-main{min-height:60vh}.page-hero{padding:34px 0 10px}.page-kicker{font-size:12px;letter-spacing:.12em;color:#0F7A6B;font-weight:800;margin:0 0 6px}.page-hero h1,.cover-copy h1{font-size:24px;line-height:1.3;color:#12332E;margin:0 0 12px}.lead{max-width:820px;color:#4E6F68;margin:0}.cover{padding:24px 0 8px}.media-slot{background:#F7F1E6;border:1px solid rgba(15,122,107,.16);border-radius:14px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.cover-media{height:260px}.cover-copy{padding:20px 0 8px;max-width:860px}.cover-copy .brandline{font-size:13px;font-weight:800;letter-spacing:.12em;color:#0F7A6B;margin-bottom:6px}.cover-copy p{margin:0 0 16px}.button-row{display:flex;flex-wrap:wrap;gap:10px}.btn{min-height:42px;padding:0 18px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:700}.btn-primary{color:#fff;background:linear-gradient(135deg,#1B9A88 0%,#0F7A6B 55%,#0B5C52 100%)}.btn-secondary{background:#fff;border:1px solid rgba(15,122,107,.42);color:#0B5C52}.section{padding:32px 0}.section-soft{background:#E4F3EE}.section-sand{background:#F7F1E6}.section-title{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:16px}.section-title h2{font-size:20px;line-height:1.35;color:#12332E;margin:0}.section-title p{margin:0;color:#6A8A82;font-size:13px}.cards-3,.cards-4,.cards-5{display:grid;gap:16px}.cards-3{grid-template-columns:repeat(3,1fr)}.cards-4{grid-template-columns:repeat(4,1fr)}.cards-5{grid-template-columns:repeat(5,1fr)}.card{background:#fff;border:1px solid rgba(15,122,107,.16);border-radius:12px;padding:16px;box-shadow:0 12px 28px rgba(11,92,82,.08)}.card h2,.card h3{color:#12332E;margin:0 0 8px}.card h3{font-size:16px}.card p{margin:0;color:#4E6F68}.card-media{height:180px;margin-bottom:14px}.feature-media{height:200px;margin-bottom:16px}.number-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:14px 0 0}.number-item{background:#D8EFE8;border:1px solid rgba(15,122,107,.16);border-radius:10px;padding:14px}.number-item span{display:block;font-size:12px;color:#0F7A6B;font-weight:800}.number-item strong{display:block;color:#12332E;margin-top:4px}.route-list,.shelf-list,.column-list,.policy-list,.faq-list,.note-list{display:grid;gap:12px}.route-list article,.shelf-list article,.column-list article,.policy-list article,.note-list article,.faq-item{background:#fff;border:1px solid rgba(15,122,107,.16);border-radius:12px;padding:16px}.route-list h3,.shelf-list h3,.column-list h3,.policy-list h2,.note-list h2,.faq-item h2{font-size:16px;margin:0 0 6px;color:#12332E}.route-list p,.shelf-list p,.column-list p,.policy-list p,.note-list p,.faq-item p{margin:0}.timeline{position:relative;display:grid;gap:14px;padding-left:24px}.timeline:before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:rgba(15,122,107,.26)}.timeline article{position:relative;background:#fff;border:1px solid rgba(15,122,107,.16);border-radius:12px;padding:16px}.timeline article:before{content:"";position:absolute;left:-23px;top:23px;width:12px;height:12px;border-radius:50%;background:#0F7A6B;border:3px solid #E4F3EE}.status{display:inline-block;padding:3px 8px;border-radius:999px;background:#D8EFE8;color:#0B5C52;font-size:12px;font-weight:800}.article-body{max-width:880px}.article-body h2{font-size:20px;color:#12332E;margin:28px 0 8px}.article-body h3{font-size:16px;color:#12332E;margin:20px 0 6px}.article-body p{margin:0 0 12px}.article-body ul{padding-left:20px}.article-body li{margin-bottom:8px}.app-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px;align-items:start}.app-shot{height:360px}.icon-row{display:flex;align-items:center;gap:12px;margin:10px 0 16px}.icon-row img{width:48px;height:48px;object-fit:contain}.link-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.link-card{display:block;background:#fff;border:1px solid rgba(15,122,107,.16);border-radius:12px;padding:16px;min-height:116px}.link-card strong{display:block;color:#12332E;margin-bottom:4px}.link-card span{color:#4E6F68}.site-footer{background:#0B5C52;color:#D8EFE8;border-top:1px solid #F7F1E6;margin-top:36px;padding:28px 0 76px}.footer-head{padding-bottom:18px}.footer-brand{display:flex;align-items:center;gap:10px}.footer-brand strong{display:block;color:#fff}.footer-brand span{display:block;font-size:12px}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;border-top:1px solid rgba(247,241,230,.24);border-bottom:1px solid rgba(247,241,230,.24);padding:20px 0}.footer-grid section{display:grid;align-content:start;gap:6px}.footer-grid h2{font-size:13px;color:#fff;margin:0 0 4px}.footer-grid a{font-size:13px;color:#D8EFE8}.footer-note{font-size:13px;padding-top:16px}.footer-note p{margin:0 0 6px}.overlay{position:fixed;inset:0;background:rgba(9,44,39,.46);opacity:0;visibility:hidden;pointer-events:none;transition:.22s;z-index:100}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.port-drawer{position:fixed;top:0;right:0;width:400px;max-width:86vw;height:100dvh;background:#F3FAF7;transform:translateX(102%);visibility:hidden;pointer-events:none;transition:.24s;z-index:110;overflow:auto}.port-drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.port-top{position:sticky;top:0;background:#fff;border-bottom:1px solid rgba(15,122,107,.16);display:flex;align-items:center;justify-content:space-between;padding:12px 16px;z-index:2}.port-brand{display:flex;align-items:center;gap:10px}.port-brand strong,.port-brand span{display:block}.port-brand span{font-size:12px;color:#6A8A82}.port-groups{padding:10px 16px 24px}.port-groups section{padding:10px 0}.port-groups h2{font-size:13px;color:#0F7A6B;margin:0 0 6px}.port-groups a{display:block;padding:10px 0;border-bottom:1px solid rgba(15,122,107,.12)}.port-groups strong{display:block;color:#12332E}.port-groups span{display:block;color:#6A8A82;font-size:12px;line-height:1.5;margin-top:2px}.search-layer{position:fixed;top:82px;left:0;right:0;z-index:109;visibility:hidden;pointer-events:none;opacity:0;transition:.2s}.search-layer.is-open{visibility:visible;pointer-events:auto;opacity:1}.search-card{width:min(900px,calc(100% - 32px));margin:0 auto;background:#fff;border:1px solid rgba(15,122,107,.16);box-shadow:0 12px 28px rgba(11,92,82,.08);border-radius:0 0 14px 14px;padding:16px}.search-top{display:flex;justify-content:space-between;gap:16px;align-items:center}.search-top strong{color:#12332E}.search-top p{margin:2px 0 0;color:#6A8A82}.search-presets{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.search-presets a{min-height:42px;display:flex;align-items:center;padding:0 14px;background:#D8EFE8;color:#0B5C52;border-radius:10px}.mobile-bottom{display:none}.btn:hover,.app-link:hover,.link-card:hover,.isle-tab:hover,.footer-grid a:hover,.port-groups a:hover{filter:brightness(.98);text-decoration:none}.btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid rgba(27,154,136,.36);outline-offset:2px}.two-col{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}.info-band{background:#0F7A6B;color:#fff;border-radius:14px;padding:20px}.info-band h2{margin:0 0 8px;font-size:20px;color:#fff}.info-band p{margin:0}.muted{color:#6A8A82}.small{font-size:13px}
@media(max-width:860px){.cards-4{grid-template-columns:repeat(2,1fr)}.cards-5{grid-template-columns:repeat(2,1fr)}.app-layout,.two-col{grid-template-columns:1fr}.link-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){body{padding-top:82px;padding-bottom:calc(48px + env(safe-area-inset-bottom))}.shell{width:calc(100% - 32px)}.isle-tabs{display:none}.cape-inner{grid-template-columns:1fr auto 1fr;gap:6px}.logo-link{min-width:0}.logo-box img{max-width:96px}.port-open{padding:0 12px}.app-link{padding:0 10px;font-size:13px}.cover{padding-top:18px}.cover-media{height:220px}.cards-3,.cards-4,.cards-5,.number-grid,.link-grid{grid-template-columns:1fr}.section{padding:24px 0}.section-title{align-items:start;flex-direction:column;gap:4px}.card-media{height:180px}.feature-media{height:190px}.app-shot{height:340px}.footer-grid{grid-template-columns:repeat(2,1fr)}.site-footer{padding-bottom:78px}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:#fff;border-top:1px solid rgba(15,122,107,.16);z-index:80}.mobile-bottom a{display:flex;align-items:center;justify-content:center;font-size:12px;color:#12332E}.mobile-bottom a.is-current{background:#0F7A6B;color:#fff}.search-layer{inset:0;background:#0B5C52;color:#fff}.search-card{width:100%;height:100%;margin:0;border:0;border-radius:0;background:#0B5C52;color:#fff;padding:calc(24px + env(safe-area-inset-top)) 16px 24px}.search-top strong,.search-top p{color:#fff}.search-close{background:#fff}.search-presets{display:grid;grid-template-columns:1fr 1fr}.search-presets a{background:#fff;color:#0B5C52}.port-drawer{width:86vw;max-width:86vw}.page-hero{padding-top:24px}}
@media(max-width:380px){.app-link{font-size:12px;padding:0 8px}.port-open{padding:0 10px}.footer-grid{grid-template-columns:1fr}.search-presets{grid-template-columns:1fr}}