*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#F3FAF7;color:#1E403A;font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}
body.ui-locked{overflow:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input{font:inherit}
button{cursor:pointer}
button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(27,154,136,.35);outline-offset:2px}
.skip-link{position:fixed;left:10px;top:-60px;z-index:120;background:#fff;color:#0B5C52;padding:10px 14px;border-radius:8px}
.skip-link:focus{top:8px}
.tide-line{position:fixed;left:0;right:0;top:0;height:22px;background:#0B5C52;color:#fff;z-index:90;font-size:12px}
.top-inner,.cape-inner,.tabs-inner,.section-inner,.footer-inner{width:min(1120px,calc(100% - 32px));margin:0 auto}
.top-inner{height:22px;display:flex;align-items:center;justify-content:space-between}
.text-button{height:22px;border:0;background:transparent;color:#fff;padding:0 6px}
.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;gap:12px}
.brand-link{justify-self:start;min-height:44px;display:flex;align-items:center}
.site-logo,.drawer-logo,.footer-logo{height:28px;width:auto;object-fit:contain}
.brand-fallback{font-size:16px;font-weight:800;color:#12332E}
.harbor-button{height:44px;min-width:88px;border:1px solid rgba(15,122,107,.42);background:#fff;color:#0B5C52;border-radius:12px;font-weight:700}
.harbor-button:hover{background:#E4F3EE}
.app-link{justify-self:end;min-height:44px;padding:0 16px;display:inline-flex;align-items:center;border-radius:12px;background:linear-gradient(135deg,#1B9A88 0%,#0F7A6B 55%,#0B5C52 100%);color:#fff;font-size:14px;font-weight:700}
.island-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}
.tabs-inner{height:40px;display:flex;align-items:center;justify-content:center;gap:10px}
.tabs-inner a{height:30px;padding:0 14px;display:flex;align-items:center;border-radius:999px;color:#1E403A;font-size:13px}
.tabs-inner a:hover{background:#fff}
.tabs-inner a.is-current{background:#0F7A6B;color:#fff}
.site-main{padding-top:122px;min-height:60vh}
.section{padding:34px 0}
.section.alt{background:#E4F3EE}
.section.sand{background:#F7F1E6}
.hero{padding:26px 0 34px}
.hero-copy{max-width:760px;margin:22px auto 0;text-align:center}
.eyebrow{display:inline-block;color:#0F7A6B;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
h1,h2,h3{color:#12332E;margin-top:0}
h1{font-size:24px;line-height:1.3;margin-bottom:12px}
h2{font-size:20px;line-height:1.4;margin-bottom:12px}
h3{font-size:16px;line-height:1.5;margin-bottom:8px}
p{margin:0 0 13px}
.lead{font-size:16px;color:#315B54}
.muted{color:#6A8A82}
.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:18px}
.section-head p{max-width:620px;margin:0;color:#4E6F68}
.media-slot{width:100%;min-height:160px;background:linear-gradient(145deg,#fff,#E4F3EE);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}
.banner-slot{height:260px;background:#F7F1E6}
.banner-slot img{width:100%;height:260px;object-fit:contain;object-position:center}
.card-media{height:180px}
.card-media img{width:100%;height:180px;object-fit:contain}
.wide-media{height:200px}
.wide-media img{width:100%;height:200px;object-fit:contain}
.app-media{height:min(360px,70vw);max-height:360px}
.app-media img{width:100%;height:100%;object-fit:contain}
.button-row{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:18px}
.primary-button,.secondary-button{min-height:42px;padding:0 18px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:700}
.primary-button{border:0;background:linear-gradient(135deg,#1B9A88 0%,#0F7A6B 55%,#0B5C52 100%);color:#fff}
.secondary-button{border:1px solid rgba(15,122,107,.42);background:#fff;color:#0B5C52}
.primary-button:hover{filter:brightness(.96)}
.secondary-button:hover{background:#F3FAF7}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.card,.article-card,.index-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.flush{padding:0;overflow:hidden}
.card.flush .card-body{padding:16px}
.card p:last-child,.article-card p:last-child{margin-bottom:0}
.list-clean{list-style:none;padding:0;margin:0}
.list-clean li{padding:12px 0;border-bottom:1px solid rgba(15,122,107,.16)}
.list-clean li:last-child{border-bottom:0}
.numbered{counter-reset:coast}
.numbered article{position:relative;padding-left:54px}
.numbered article:before{counter-increment:coast;content:counter(coast,decimal-leading-zero);position:absolute;left:16px;top:16px;color:#0F7A6B;font-weight:800}
.path-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.shelf{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.shelf article{background:#fff;border-top:4px solid #0F7A6B;border-radius:10px;padding:15px;min-height:150px}
.caption-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.caption-card{background:#fff;border:1px solid rgba(15,122,107,.16);border-radius:12px;padding:14px}
.timeline{position:relative;margin-left:12px;padding-left:26px}
.timeline:before{content:"";position:absolute;left:5px;top:10px;bottom:10px;width:2px;background:rgba(15,122,107,.24)}
.timeline article{position:relative;background:#fff;border:1px solid rgba(15,122,107,.16);border-radius:12px;padding:16px;margin-bottom:14px}
.timeline article:before{content:"";position:absolute;left:-28px;top:24px;width:12px;height:12px;border-radius:50%;background:#0F7A6B;border:3px solid #F3FAF7}
.status{display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:999px;background:#D8EFE8;color:#0B5C52;font-size:12px;font-weight:700}
.directory{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.directory a{display:block;background:#fff;border:1px solid rgba(15,122,107,.16);border-radius:12px;padding:16px}
.directory a:hover{border-color:rgba(15,122,107,.42);transform:translateY(-1px)}
.prose{max-width:820px}
.prose section{margin:0 0 24px}
.prose h2{padding-bottom:8px;border-bottom:1px solid rgba(15,122,107,.16)}
.callout{background:#F7F1E6;border:1px solid rgba(15,122,107,.16);border-radius:12px;padding:16px}
.faq-list details{background:#fff;border:1px solid rgba(15,122,107,.16);border-radius:12px;padding:14px 16px;margin-bottom:12px}
.faq-list summary{font-weight:800;color:#12332E;cursor:pointer}
.faq-list details p{margin:10px 0 0;color:#315B54}
.site-footer{background:#0B5C52;color:#D8EFE8;border-top:1px solid rgba(247,241,230,.35);padding:34px 0 calc(34px + env(safe-area-inset-bottom))}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:20px}
.footer-brand strong{display:block;color:#fff;font-size:16px}
.footer-brand span{display:block;font-size:12px;letter-spacing:.08em}
.footer-logo{filter:brightness(0) invert(1);opacity:.94}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.footer-grid h2{color:#fff;font-size:14px;margin-bottom:10px}
.footer-grid a{display:block;color:#D8EFE8;font-size:13px;padding:4px 0}
.footer-grid a:hover{color:#fff;text-decoration:underline}
.footer-note{margin-top:24px;padding-top:16px;border-top:1px solid rgba(247,241,230,.3);font-size:13px;color:#D8EFE8}
.copyright{font-size:13px;color:#D8EFE8;margin-bottom:0}
.page-shade{position:fixed;inset:0;background:rgba(8,35,31,.38);opacity:0;pointer-events:none;transition:opacity .22s ease;z-index:95}
.page-shade.is-visible{opacity:1;pointer-events:auto}
.harbor-drawer{position:fixed;right:0;top:0;bottom:0;width:min(400px,86vw);background:#fff;z-index:100;transform:translateX(105%);visibility:hidden;pointer-events:none;transition:transform .24s ease,visibility .24s;overflow:auto;padding:18px}
.harbor-drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-bottom:12px;border-bottom:1px solid rgba(15,122,107,.16)}
.drawer-brand{display:flex;align-items:center;gap:10px}
.icon-button{min-height:44px;border:1px solid rgba(15,122,107,.42);background:#fff;color:#0B5C52;border-radius:10px;padding:0 14px}
.drawer-group{padding:16px 0;border-bottom:1px solid rgba(15,122,107,.16)}
.drawer-group h2{font-size:13px;color:#4E6F68;margin-bottom:8px}
.drawer-group a{display:block;padding:10px 8px;border-radius:10px}
.drawer-group a:hover{background:#E4F3EE}
.drawer-group strong{display:block;color:#12332E}
.drawer-group span{display:block;color:#6A8A82;font-size:13px}
.search-layer{position:fixed;left:0;right:0;top:82px;z-index:101;visibility:hidden;pointer-events:none;opacity:0;transform:translateY(-8px);transition:.2s ease}
.search-layer.is-open{visibility:visible;pointer-events:auto;opacity:1;transform:none}
.search-card{width:min(860px,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:20px}
.search-head{display:flex;justify-content:space-between;gap:16px;align-items:start}
.search-head h2{margin:4px 0 0}
.search-form label{display:block;font-size:13px;color:#4E6F68;margin-bottom:6px}
.search-row{display:flex;gap:10px}
.search-row input{flex:1;min-width:0;height:44px;border:1px solid rgba(15,122,107,.42);border-radius:10px;padding:0 12px;color:#12332E;background:#fff}
.preset-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.preset-links a{min-height:36px;display:inline-flex;align-items:center;padding:0 12px;border-radius:999px;background:#D8EFE8;color:#0B5C52;font-size:13px}
.mobile-bottom{display:none}
.query-note{margin-bottom:18px;background:#E4F3EE;border-radius:10px;padding:12px 14px;color:#315B54}
@media (max-width:900px){
  .grid-4,.path-grid{grid-template-columns:repeat(2,1fr)}
  .caption-grid{grid-template-columns:repeat(2,1fr)}
  .shelf{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:720px){
  body{padding-bottom:calc(48px + env(safe-area-inset-bottom))}
  .island-tabs{display:none}
  .site-main{padding-top:82px}
  .cape-inner{grid-template-columns:1fr auto auto}
  .brand-link{max-width:120px}
  .site-logo{max-width:112px}
  .harbor-button{min-width:74px}
  .app-link{padding:0 12px}
  .section{padding:26px 0}
  .hero{padding-top:18px}
  .grid-3,.grid-2,.directory{grid-template-columns:1fr}
  .grid-4,.path-grid,.shelf{grid-template-columns:1fr}
  .caption-grid{grid-template-columns:1fr}
  .section-head{display:block}
  .section-head p{margin-top:6px}
  .banner-slot,.banner-slot img{height:220px}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .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:87}
  .mobile-bottom a{display:flex;align-items:center;justify-content:center;min-width:0;font-size:12px;color:#315B54}
  .mobile-bottom a.is-current{background:#0F7A6B;color:#fff}
  .site-footer{padding-bottom:calc(76px + env(safe-area-inset-bottom))}
  .search-layer{inset:0;top:0;background:#0B5C52;transform:none}
  .search-card{width:100%;min-height:100%;margin:0;background:#0B5C52;color:#fff;border:0;border-radius:0;box-shadow:none;padding:22px 16px}
  .search-head h2,.search-head .eyebrow{color:#fff}
  .search-head .icon-button{background:transparent;border-color:rgba(255,255,255,.4);color:#fff}
  .search-form label{color:#D8EFE8}
  .preset-links a{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.18)}
  .search-row{display:block}
  .search-row .primary-button{width:100%;margin-top:10px}
  .page-shade{z-index:94}
}
@media (max-width:420px){
  .top-inner,.cape-inner,.section-inner,.footer-inner{width:min(100% - 32px,1120px)}
  .cape-inner{gap:6px}
  .brand-link{max-width:95px}
  .site-logo{max-width:92px}
  .harbor-button{min-width:64px;padding:0 10px}
  .app-link{padding:0 10px;font-size:13px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:18px}
}

.mt-16{margin-top:16px}
.button-row-left{justify-content:flex-start}
.app-icon-row{display:flex;align-items:center;gap:10px;margin-top:12px}
.app-icon{width:48px;height:48px;object-fit:contain;object-position:center;border-radius:10px}