:root{--bg:#E8F3F4;--deep:#D4E8EA;--panel:#F7FCFC;--soft:#DCECEE;--title:#0A3D4A;--text:#1E4A54;--muted:#4A737C;--help:#7A8F93;--lake:#1A6B7A;--green:#2E9A8F;--night:#08222A;--gold:#D4B46A;--white:#F2F7F8;--mist:#7DB8B0;--border:rgba(10,61,74,.16);--shadow:0 16px 36px rgba(8,34,42,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}.wrap{width:min(1220px,calc(100% - 32px));margin-inline:auto}.skip-link{position:fixed;left:12px;top:-60px;z-index:1000;background:var(--night);color:var(--white);padding:8px 12px}.skip-link:focus{top:8px}.site-header{position:fixed;top:0;left:0;right:0;z-index:100}.star-track{height:22px;background:var(--night);color:var(--white);font-size:12px}.star-track-inner{display:flex;justify-content:space-between;align-items:center;height:100%}.text-button,.map-toggle,.close-button{font:inherit;border:0;background:none;cursor:pointer;color:inherit}.text-button{color:var(--white);padding:0 6px}.dome-bar{height:64px;background:var(--white);border-bottom:1px solid rgba(26,107,122,.18)}.dome-inner{height:100%;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px}.brand{justify-self:start;display:inline-flex;align-items:center;min-height:44px}.brand-logo{height:36px;width:auto;object-fit:contain}.brand-text{font-weight:800;color:var(--title);letter-spacing:.06em}.map-toggle{justify-self:center;min-height:44px;padding:0 18px;border:1px solid var(--gold);border-radius:12px;color:var(--night);background:var(--panel);font-weight:700}.app-link{justify-self:end;display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border-radius:12px;background:linear-gradient(135deg,#2E9A8F 0%,#1A6B7A 55%,#0A3D4A 100%);color:var(--white);font-weight:700}.screen-tabs{height:44px;background:var(--soft);border-bottom:1px solid rgba(212,180,106,.7)}.screen-tabs-inner{height:100%;display:flex;align-items:center;gap:8px}.screen-tabs a{padding:6px 12px;border-radius:8px;font-size:14px;color:var(--title)}.screen-tabs a.active{background:var(--lake);color:var(--white)}.site-main{padding-top:146px}.section{padding:54px 0}.section.compact{padding:36px 0}.panel{background:var(--panel);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow)}.hero-media{min-height:220px;max-height:300px;background:var(--night);border-radius:18px;display:flex;align-items:center;justify-content:center;overflow:hidden}.hero-media img{width:100%;height:100%;max-height:300px;object-fit:contain;object-position:center}.fallback-title{color:var(--white);font-size:clamp(28px,5vw,52px);font-weight:800}.eyebrow{display:inline-block;color:var(--lake);font-weight:800;letter-spacing:.08em;font-size:13px}.hero-copy{padding:26px 0 8px;max-width:820px}.hero-copy h1,.page-head h1{font-size:clamp(28px,4vw,32px);line-height:1.28;color:var(--title);margin:8px 0 14px}.hero-copy .lead,.page-head p{font-size:16px;color:var(--text)}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 18px;border-radius:12px;font-weight:700;background:linear-gradient(135deg,#2E9A8F 0%,#1A6B7A 55%,#0A3D4A 100%);color:var(--white)}.btn.secondary{background:var(--white);color:var(--night);border:1px solid var(--gold)}.btn:hover,.btn:focus-visible,.app-link:hover,.app-link:focus-visible,.map-toggle:hover,.map-toggle:focus-visible{outline:3px solid rgba(46,154,143,.25);outline-offset:2px}.section-title{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:22px}.section-title h2{margin:0;color:var(--title);font-size:24px}.section-title p{margin:0;max-width:620px;color:var(--muted)}.constellation-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.card{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:16px}.card-media{height:200px;border-radius:12px;background:var(--soft);display:flex;align-items:center;justify-content:center;overflow:hidden;margin-bottom:14px}.card-media img{width:100%;height:100%;object-fit:contain}.card h3{margin:0 0 8px;color:var(--title)}.card p{margin:0;color:var(--muted)}.two-col{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:28px;align-items:start}.content-media{min-height:240px;max-height:360px;background:var(--soft);border-radius:16px;display:flex;align-items:center;justify-content:center;overflow:hidden}.content-media img{width:100%;height:100%;max-height:360px;object-fit:contain}.number-list,.stack-list{display:grid;gap:12px}.number-item,.stack-item{display:grid;grid-template-columns:auto 1fr;gap:14px;padding:16px;background:var(--panel);border:1px solid var(--border);border-radius:14px}.number{font-size:28px;line-height:1;color:var(--gold);font-weight:900}.number-item h3,.stack-item h3{margin:0 0 4px;color:var(--title)}.number-item p,.stack-item p{margin:0;color:var(--muted)}.quad-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.status{padding:18px;background:var(--panel);border:1px solid var(--border);border-radius:14px;border-top:4px solid var(--gold)}.status h3{color:var(--title);margin-top:0}.step-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.step{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:16px}.step span{display:inline-flex;width:34px;height:34px;border-radius:10px;align-items:center;justify-content:center;background:var(--lake);color:var(--white);font-weight:800}.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.quote{margin:0;background:var(--panel);border-left:4px solid var(--gold);border-radius:0 14px 14px 0;padding:20px}.quote strong{display:block;color:var(--title);margin-bottom:6px}.page-head{padding:46px 0 20px}.page-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px;align-items:start}.prose{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:26px}.prose h2{color:var(--title);font-size:22px;margin-top:30px}.prose h2:first-child{margin-top:0}.prose h3{color:var(--title)}.prose p,.prose li{color:var(--text)}.prose ul{padding-left:1.2em}.side-card{position:sticky;top:160px;background:var(--deep);border:1px solid var(--border);border-radius:16px;padding:18px}.side-card h2{font-size:18px;color:var(--title)}.side-card a{display:block;padding:10px 0;border-bottom:1px solid var(--border);color:var(--lake)}.page-image{height:260px;background:var(--soft);border-radius:14px;display:flex;align-items:center;justify-content:center;overflow:hidden;margin-bottom:22px}.page-image img{width:100%;height:100%;object-fit:contain}.faq-list{display:grid;gap:14px}.faq-item{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:18px}.faq-item h2{font-size:18px;margin:0 0 8px;color:var(--title)}.faq-item p{margin:0}.app-showcase{display:grid;grid-template-columns:320px 1fr;gap:34px;align-items:center}.app-image{height:420px;background:var(--soft);border-radius:18px;display:flex;align-items:center;justify-content:center;overflow:hidden}.app-image img{width:100%;height:100%;object-fit:contain}.app-icon{width:64px;height:64px;object-fit:contain;border-radius:14px;margin-bottom:12px}.site-footer{background:var(--night);color:var(--white);padding:42px 0 90px}.footer-brand-row{margin-bottom:24px}.footer-brand{display:flex;align-items:center;gap:14px}.footer-logo{height:32px;width:auto;object-fit:contain}.footer-brand strong{display:block;font-size:20px}.footer-brand span{display:block;color:#c8dde1;font-size:12px;letter-spacing:.08em}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.footer-grid h2{font-size:15px;color:var(--gold)}.footer-grid a{display:block;padding:4px 0;color:#deecee}.footer-note{margin-top:30px;padding-top:20px;border-top:1px solid rgba(242,247,248,.16);color:#c8dde1;font-size:13px}.overlay{position:fixed;inset:0;background:rgba(8,34,42,.56);z-index:110;visibility:hidden;opacity:0;pointer-events:none;transition:.2s}.overlay.is-open{visibility:visible;opacity:1;pointer-events:auto}.star-map,.search-layer{position:fixed;left:0;right:0;z-index:120;top:86px;background:var(--panel);box-shadow:var(--shadow);visibility:hidden;opacity:0;pointer-events:none;transform:translateY(-12px);transition:.2s}.star-map{max-height:68vh;overflow:auto;border-bottom:1px solid var(--gold)}.star-map.is-open,.search-layer.is-open{visibility:visible;opacity:1;pointer-events:auto;transform:none}.star-map-head{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px solid var(--border)}.star-map-brand{display:flex;align-items:center;gap:10px}.star-map-brand img{height:30px;width:auto;object-fit:contain}.close-button{min-height:44px;padding:8px 14px;border:1px solid var(--gold);border-radius:10px;color:var(--night);background:var(--white)}.star-map-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;padding:18px 0 26px}.star-map-grid h2{font-size:16px;color:var(--title)}.star-map-grid a{display:block;padding:9px 0;border-bottom:1px solid var(--border)}.star-map-grid strong{display:block;color:var(--lake)}.star-map-grid span{display:block;color:var(--muted);font-size:13px}.search-layer{padding:18px 0}.search-card{background:var(--white);border:1px solid var(--border);border-radius:16px;padding:20px}.search-head{display:flex;justify-content:space-between;gap:20px;align-items:start}.search-head h2{margin:4px 0 12px;color:var(--title)}.search-card label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}.search-card input{width:100%;min-height:46px;border:1px solid var(--border);border-radius:10px;padding:0 14px;font:inherit;color:var(--text);background:var(--panel)}.preset-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.preset-links a{padding:8px 12px;border:1px solid var(--gold);border-radius:10px;color:var(--night);background:var(--white)}.layer-open{overflow:hidden}.mobile-bottom{display:none}
@media(max-width:980px){.constellation-grid{grid-template-columns:repeat(2,1fr)}.constellation-grid .card:last-child{grid-column:span 2}.quad-grid,.status-grid{grid-template-columns:repeat(2,1fr)}.step-grid{grid-template-columns:repeat(2,1fr)}.page-layout{grid-template-columns:1fr}.side-card{position:static}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.screen-tabs{display:none}.site-main{padding-top:102px}.dome-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:8px}.brand-logo{max-width:130px;height:30px}.brand-text{font-size:14px}.map-toggle,.app-link{padding:0 10px;font-size:13px}.star-map,.search-layer{top:86px}.star-map{max-height:78vh}.star-map-grid{grid-template-columns:repeat(2,1fr);gap:14px}.section{padding:38px 0}.two-col,.quote-grid,.app-showcase{grid-template-columns:1fr}.constellation-grid,.quad-grid,.status-grid,.step-grid{grid-template-columns:1fr}.constellation-grid .card:last-child{grid-column:auto}.card-media{height:190px}.content-media{max-height:280px}.number-item,.stack-item{grid-template-columns:46px 1fr}.footer-grid{grid-template-columns:1fr 1fr}.site-footer{padding-bottom:90px}.mobile-bottom{position:fixed;z-index:90;left:0;right:0;bottom:0;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--white);border-top:1px solid var(--border);display:grid;grid-template-columns:repeat(5,1fr)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--title)}.mobile-bottom a.active{background:var(--lake);color:var(--white)}.search-card{width:calc(100% - 32px)}.page-head{padding-top:32px}.app-image{height:380px}}
@media(max-width:420px){.star-track-inner{font-size:11px}.dome-inner{gap:4px}.brand-logo{max-width:105px}.map-toggle,.app-link{padding:0 8px;font-size:12px}.star-map-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr}.wrap{width:min(1220px,calc(100% - 32px))}}