:root{--bg:#F3FAF7;--deep:#E4F3EE;--card:#FFFFFF;--mint:#D8EFE8;--title:#12332E;--text:#1E403A;--muted:#4E6F68;--soft:#6A8A82;--emerald:#0F7A6B;--bright:#1B9A88;--dark:#0B5C52;--sand:#F7F1E6;--border:rgba(15,122,107,.16);--border-strong:rgba(15,122,107,.42);--shadow:0 12px 28px rgba(11,92,82,.08);--radius:12px;--max:1120px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}body.is-locked{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}img{max-width:100%;display:block}.shell{width:min(var(--max),calc(100% - 32px));margin:0 auto}.skip-link{position:fixed;left:12px;top:-60px;z-index:999;background:#fff;color:var(--dark);padding:10px 14px;border-radius:8px}.skip-link:focus{top:12px}
.tide-line{height:22px;background:var(--dark);color:#fff;position:fixed;inset:0 0 auto 0;z-index:50;font-size:12px}.tide-line-inner{height:22px;display:flex;align-items:center;justify-content:space-between}.text-button{border:0;background:none;color:#fff;min-height:22px;padding:0 6px;cursor:pointer}.cape-bar{height:60px;background:#fff;border-bottom:1px solid var(--border);position:fixed;top:22px;left:0;right:0;z-index:49}.cape-bar-inner{height:60px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}.brand-link{justify-self:start;min-width:92px;height:44px;display:flex;align-items:center}.brand-logo,.footer-logo{height:28px;width:auto;object-fit:contain}.brand-text{font-weight:800;color:var(--title);font-size:16px}.dock-toggle,.app-link,.btn{height:42px;min-width:88px;border-radius:10px;border:1px solid var(--border-strong);display:inline-flex;align-items:center;justify-content:center;font-size:14px;cursor:pointer}.dock-toggle{background:#fff;color:var(--dark);padding:0 18px}.app-link{justify-self:end;background:linear-gradient(135deg,#1B9A88 0%,#0F7A6B 55%,#0B5C52 100%);color:#fff;border:0;padding:0 16px}.islet-tabs{height:40px;background:var(--mint);border-bottom:1px solid var(--border);position:fixed;top:82px;left:0;right:0;z-index:48}.islet-tabs-inner{height:40px;display:flex;align-items:center;justify-content:center;gap:8px}.islet-tabs a{font-size:13px;padding:5px 13px;border-radius:999px;color:var(--dark)}.islet-tabs a.is-current{background:var(--emerald);color:#fff}.site-main{padding-top:122px;min-height:60vh}.page-head{padding:46px 0 24px}.eyebrow{font-size:12px;letter-spacing:.12em;color:var(--emerald);font-weight:800;text-transform:uppercase}.page-head h1,.hero-copy h1{margin:6px 0 12px;color:var(--title);font-size:24px;line-height:1.3}.lead{max-width:780px;color:var(--muted);font-size:16px}.content-section{padding:26px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:16px}.section-head h2{font-size:20px;line-height:1.35;color:var(--title);margin:0}.section-head p{margin:0;color:var(--soft);max-width:600px}.grid-2,.grid-3,.grid-4{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}.card h2,.card h3{margin:0 0 8px;color:var(--title)}.card h3{font-size:16px}.card p{margin:0;color:var(--text)}.card p+p{margin-top:10px}.muted{color:var(--muted)}.tag{display:inline-flex;align-items:center;min-height:28px;padding:2px 10px;border-radius:999px;background:var(--deep);color:var(--dark);font-size:12px;font-weight:700}.number{font-size:12px;color:var(--emerald);font-weight:800;letter-spacing:.08em}.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.btn{padding:0 18px}.btn-primary{background:linear-gradient(135deg,#1B9A88 0%,#0F7A6B 55%,#0B5C52 100%);color:#fff;border:0}.btn-secondary{background:#fff;color:var(--dark)}.media-slot{background:var(--sand);border:1px solid var(--border);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.media-fallback{width:100%;height:100%;background:linear-gradient(145deg,var(--sand),var(--mint));position:relative}.media-fallback:after{content:"";position:absolute;inset:20% 16%;border-radius:50%;border:1px solid rgba(15,122,107,.2)}.media-banner{height:260px}.media-180{height:180px}.media-200{height:200px}.media-app{height:min(360px,54vw)}.hero{padding:26px 0 36px}.hero-copy{max-width:820px;margin:22px auto 0;text-align:center}.hero-copy p{margin:0 auto;max-width:780px;color:var(--muted)}.feature-card{overflow:hidden;padding:0}.feature-card .card-body{padding:18px}.strip-list{display:grid;gap:10px}.strip-item{background:#fff;border:1px solid var(--border);border-radius:10px;padding:14px 16px;display:grid;grid-template-columns:52px 1fr;gap:14px}.strip-item strong{color:var(--dark)}.timeline{position:relative;margin:4px 0 0;padding-left:24px}.timeline:before{content:"";position:absolute;left:7px;top:7px;bottom:7px;width:1px;background:var(--border-strong)}.timeline-item{position:relative;padding:0 0 22px}.timeline-item:before{content:"";position:absolute;left:-22px;top:6px;width:11px;height:11px;border-radius:50%;background:var(--emerald);box-shadow:0 0 0 4px var(--deep)}.timeline-item h3{margin:0 0 6px;color:var(--title);font-size:16px}.timeline-item p{margin:0;color:var(--muted)}.article{background:#fff;border:1px solid var(--border);border-radius:14px;padding:24px;box-shadow:var(--shadow)}.article h2{font-size:20px;color:var(--title);margin:28px 0 8px}.article h2:first-child{margin-top:0}.article h3{font-size:16px;color:var(--title);margin:20px 0 6px}.article p{margin:0 0 12px}.article ul{margin:8px 0 16px;padding-left:20px}.article li+li{margin-top:6px}.notice{background:var(--sand);border-left:4px solid var(--emerald);padding:14px 16px;border-radius:0 10px 10px 0}.index-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.index-list a{display:block;background:#fff;border:1px solid var(--border);border-radius:10px;padding:14px 16px}.index-list strong{display:block;color:var(--title)}.index-list span{display:block;color:var(--muted);margin-top:4px}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px}.faq-item h2{font-size:16px;margin:0 0 8px;color:var(--title)}.faq-item p{margin:0}.site-footer{background:var(--dark);color:#D8EFE8;margin-top:54px;padding:30px 0 calc(28px + env(safe-area-inset-bottom));border-top:1px solid rgba(247,241,230,.3)}.footer-brand-row{padding-bottom:20px}.footer-brand{display:flex;align-items:center;gap:12px}.footer-brand strong,.footer-brand span{display:block}.footer-brand span{font-size:12px;opacity:.82}.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;border-top:1px solid rgba(247,241,230,.2);border-bottom:1px solid rgba(247,241,230,.2);padding:24px 0}.footer-grid h2{font-size:13px;margin:0 0 8px;color:#fff}.footer-grid a{display:block;font-size:13px;padding:3px 0;color:#D8EFE8}.footer-note{font-size:13px;padding-top:18px}.footer-note p{margin:0 0 6px}.overlay{position:fixed;inset:0;background:rgba(18,51,46,.38);opacity:0;visibility:hidden;pointer-events:none;transition:.22s;z-index:70}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.harbor-drawer{position:fixed;top:0;right:0;width:min(400px,86vw);height:100dvh;background:#fff;z-index:80;transform:translateX(102%);visibility:hidden;pointer-events:none;transition:.25s;box-shadow:-20px 0 40px rgba(11,92,82,.18);display:flex;flex-direction:column}.harbor-drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{height:72px;display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--border)}.drawer-brand{display:flex;align-items:center;gap:10px}.drawer-brand img{height:28px;width:auto;object-fit:contain}.drawer-brand strong,.drawer-brand span{display:block}.drawer-brand span{font-size:11px;color:var(--muted)}.icon-button{min-width:64px;height:40px;border:1px solid var(--border-strong);background:#fff;color:var(--dark);border-radius:9px;cursor:pointer}.drawer-scroll{overflow:auto;padding:10px 16px 30px}.drawer-scroll section{padding:12px 0;border-bottom:1px solid var(--border)}.drawer-scroll h2{font-size:13px;color:var(--emerald);margin:0 0 6px}.drawer-scroll a{display:block;border-radius:9px;padding:9px 10px}.drawer-scroll a:hover{background:var(--deep)}.drawer-scroll strong{display:block;color:var(--title)}.drawer-scroll span{display:block;font-size:12px;color:var(--muted);line-height:1.5;margin-top:2px}.search-layer{position:fixed;left:50%;top:94px;transform:translateX(-50%) translateY(-14px);width:min(720px,calc(100% - 32px));z-index:79;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.search-layer.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}.search-card{background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);padding:18px}.search-head{display:flex;justify-content:space-between;gap:20px}.search-head strong{font-size:18px;color:var(--title)}.search-head p{margin:2px 0 0;color:var(--muted)}.search-presets{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.search-presets a{padding:9px 13px;border-radius:999px;background:var(--deep);color:var(--dark)}.mobile-bottom{display:none}a:hover{color:var(--emerald)}.btn-primary:hover,.app-link:hover{color:#fff;filter:brightness(.96)}button:focus-visible,a:focus-visible{outline:3px solid rgba(27,154,136,.35);outline-offset:2px}
@media(max-width:800px){.islet-tabs{display:none}.site-main{padding-top:82px;padding-bottom:64px}.grid-3,.grid-4{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 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);background:#fff;border-top:1px solid var(--border);z-index:45;display:grid;grid-template-columns:repeat(5,1fr)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--dark)}.mobile-bottom a.is-current{background:var(--emerald);color:#fff}.site-footer{padding-bottom:calc(80px + env(safe-area-inset-bottom))}.search-layer{inset:0;width:100%;height:100dvh;transform:none;background:var(--dark);padding:82px 16px 16px}.search-layer.is-open{transform:none}.search-card{background:transparent;color:#fff;border:0;box-shadow:none;padding:0}.search-head strong{color:#fff}.search-head p{color:#D8EFE8}.search-presets a{background:#fff;color:var(--dark)}.search-layer .icon-button{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}.page-head{padding-top:34px}.hero{padding-top:16px}}
@media(max-width:560px){.shell{width:calc(100% - 32px)}.cape-bar-inner{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:6px}.brand-link{min-width:0}.brand-logo{height:26px}.dock-toggle,.app-link{min-width:70px;padding:0 10px;height:44px}.grid-2,.grid-3,.grid-4,.index-list{grid-template-columns:1fr}.media-banner{height:260px}.media-180{height:180px}.media-200{height:200px}.hero-copy{text-align:left}.section-head{display:block}.section-head p{margin-top:4px}.article{padding:18px}.strip-item{grid-template-columns:42px 1fr}.footer-grid{grid-template-columns:1fr 1fr;gap:16px 22px}}