:root{
  --bg:#E8F3F4;--deep:#D4E8EA;--card:#F7FCFC;--sub:#DCECEE;--title:#0A3D4A;--text:#1E4A54;--muted:#4A737C;--soft:#7A8F93;--lake:#1A6B7A;--green:#2E9A8F;--night:#08222A;--gold:#D4B46A;--white:#F2F7F8;--mist:#7DB8B0;--border:rgba(10,61,74,.16);--border-strong:rgba(46,154,143,.40);--shadow:0 16px 36px rgba(8,34,42,.10);--header-h:130px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;background:linear-gradient(180deg,var(--bg),#eef7f7 45%,var(--bg));color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.78;overflow-x:hidden}
body.layer-open{overflow:hidden}
a{color:var(--lake);text-decoration:none}a:hover{color:var(--green)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(212,180,106,.75);outline-offset:3px}
button,input{font:inherit}.site-header{position:fixed;left:0;right:0;top:0;z-index:60;box-shadow:0 4px 18px rgba(8,34,42,.06)}
.star-rail{height:22px;background:var(--night);color:var(--white);font-size:12px}.rail-inner,.dome-inner,.screen-tabs-inner{max-width:1220px;margin:0 auto;padding:0 18px;height:100%;display:flex;align-items:center}.rail-inner{justify-content:space-between}.rail-search{height:22px;border:0;background:transparent;color:var(--white);padding:0 6px;cursor:pointer}
.dome-bar{height:64px;background:rgba(242,247,248,.98);border-bottom:1px solid var(--border)}.dome-inner{display:grid;grid-template-columns:1fr auto 1fr;gap:16px}.brand-link{justify-self:start;min-width:44px;min-height:44px;display:flex;align-items:center}.brand-logo{display:block;max-width:180px;width:auto;height:36px;object-fit:contain}.brand-fallback{font-weight:800;color:var(--title);font-size:22px;letter-spacing:.06em}.mapbox-trigger{justify-self:center;min-height:44px;padding:0 18px;border:1px solid var(--border-strong);border-radius:12px;background:var(--card);color:var(--title);cursor:pointer;font-weight:700}.app-link{justify-self:end;min-height:44px;display:flex;align-items:center;padding:0 16px;border-radius:12px;background:linear-gradient(135deg,#2E9A8F 0%,#1A6B7A 55%,#0A3D4A 100%);color:var(--white);font-weight:700}.app-link:hover{color:var(--white);filter:brightness(1.05)}
.screen-tabs{height:44px;background:var(--sub);border-bottom:1px solid rgba(212,180,106,.7)}.screen-tabs-inner{gap:8px}.screen-tabs a{min-height:32px;display:flex;align-items:center;padding:0 12px;border-radius:9px;color:var(--title);font-size:14px}.screen-tabs a.is-current{background:var(--lake);color:var(--white)}
.site-main{padding-top:calc(var(--header-h) + 26px);min-height:70vh}.home-cover,.constellation-wrap,.home-feature,.status-home,.editor-view,.app-home,.triple-info,.page-shell,.inner-hero{width:min(1220px,calc(100% - 36px));margin-left:auto;margin-right:auto}
.home-cover{background:var(--card);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow);overflow:hidden}.banner-slot{width:100%;min-height:230px;max-height:300px;background:var(--night);display:flex;align-items:center;justify-content:center}.banner-slot img{width:100%;height:auto;max-height:300px;object-fit:contain;object-position:center;background:var(--night)}.banner-fallback{height:280px;width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--white);gap:6px}.banner-fallback strong{font-size:32px}.banner-fallback span{letter-spacing:.2em;color:#c9dcdf}.cover-copy{padding:28px 32px 32px}.eyebrow{display:inline-block;color:var(--green);font-weight:800;letter-spacing:.08em;font-size:13px}.cover-copy h1,.inner-hero h1{font-size:clamp(28px,4vw,32px);line-height:1.28;color:var(--title);margin:.35em 0 .5em}.cover-copy p{max-width:920px;margin:0;color:var(--text)}.text-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}.button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 20px;border-radius:12px;font-weight:800}.button.primary{background:linear-gradient(135deg,#2E9A8F 0%,#1A6B7A 55%,#0A3D4A 100%);color:var(--white)}.button.secondary{background:var(--white);color:var(--night);border:1px solid var(--gold)}
.constellation-wrap,.home-feature,.status-home,.editor-view,.app-home,.triple-info{margin-top:34px}.section-title{margin-bottom:18px}.section-title h2,.feature-copy h2,.app-copy h2,.content-section h2{color:var(--title);font-size:24px;line-height:1.35;margin:.3em 0}.constellation-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;align-items:stretch}.constellation-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:14px;box-shadow:0 10px 24px rgba(8,34,42,.06)}.card-media{height:190px;background:var(--sub);border-radius:12px;display:flex;align-items:center;justify-content:center;overflow:hidden}.card-media img,.feature-media img,.wide-media img,.media-slot img,.phone-media img{width:100%;height:100%;object-fit:contain;object-position:center}.constellation-card h3{color:var(--title);margin:14px 0 6px}.constellation-card p{font-size:14px;color:var(--muted);margin:0 0 12px}.constellation-card>a{font-weight:700}
.home-feature{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:26px;align-items:stretch;background:var(--card);border:1px solid var(--border);border-radius:18px;padding:22px;box-shadow:var(--shadow)}.home-feature.reverse .feature-media{order:2}.feature-media{min-height:260px;max-height:360px;background:var(--sub);border-radius:14px;display:flex;align-items:center;justify-content:center;overflow:hidden}.feature-copy{align-self:center}.feature-copy p{margin-top:0}.number-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:18px}.number-strip a{background:var(--deep);border:1px solid var(--border);border-radius:12px;padding:12px;color:var(--title)}.number-strip b,.big-number-list b{display:block;color:var(--gold);font-size:26px;line-height:1}.vertical-notes{display:grid;grid-template-columns:1fr 1fr;gap:10px}.vertical-notes article{background:var(--sub);border-radius:12px;padding:12px}.vertical-notes h3{margin:0 0 4px;color:var(--title);font-size:16px}.vertical-notes p{font-size:14px;color:var(--muted);margin:0}.inline-link{font-weight:800;display:inline-block;margin-top:14px}.big-number-list{display:grid;gap:10px}.big-number-list article{display:grid;grid-template-columns:60px 1fr;gap:10px;align-items:start;padding:12px 0;border-bottom:1px solid var(--border)}.big-number-list span{color:var(--muted)}.big-number-list strong{color:var(--title);display:block}
.status-home,.editor-view{background:var(--deep);border:1px solid var(--border);border-radius:18px;padding:24px}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.status-grid article{background:var(--card);border-radius:14px;padding:16px;border:1px solid var(--border)}.status-grid strong{color:var(--title)}.status-grid p{margin:.4em 0 0;color:var(--muted);font-size:14px}.wide-media{height:230px;background:var(--card);border-radius:14px;margin-top:18px;display:flex;align-items:center;justify-content:center;overflow:hidden}.step-list{list-style:none;padding:0;margin:16px 0;display:grid;gap:9px}.step-list li{display:grid;grid-template-columns:110px 1fr;gap:12px;background:var(--sub);padding:12px;border-radius:12px}.step-list b{color:var(--title)}.editor-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.editor-grid article{background:var(--card);padding:18px;border-radius:14px}.editor-grid h3{color:var(--title);margin:0 0 8px}.editor-grid p{margin:0;color:var(--muted)}
.app-home{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;background:var(--card);border:1px solid var(--border);border-radius:18px;padding:24px}.app-visual{display:grid;grid-template-columns:80px 1fr;gap:16px;align-items:start}.icon-slot{width:72px;height:72px;background:var(--sub);border-radius:16px;display:flex;align-items:center;justify-content:center;overflow:hidden}.icon-slot img{width:100%;height:100%;object-fit:contain}.phone-media{min-height:300px;max-height:420px;background:var(--sub);border-radius:16px;display:flex;align-items:center;justify-content:center;overflow:hidden}.triple-info{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:36px}.triple-info article{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:18px}.triple-info h2{font-size:20px;color:var(--title)}.triple-info p{color:var(--muted)}.triple-info a{font-weight:700;margin-right:12px}
.inner-hero{display:grid;grid-template-columns:1.25fr .75fr;gap:24px;align-items:center;background:var(--card);border:1px solid var(--border);border-radius:18px;padding:24px;box-shadow:var(--shadow)}.hero-copy p{margin:0;max-width:760px}.media-slot{height:220px;background:var(--sub);border-radius:14px;overflow:hidden;display:flex;align-items:center;justify-content:center}.page-shell{margin-top:24px;margin-bottom:40px}.content-section{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:22px;margin:0 0 16px}.section-head{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}.section-head .eyebrow{font-size:11px}.prose p{margin:.4em 0 1em}.prose p:last-child{margin-bottom:.2em}.note-box{margin-top:16px;padding:14px 16px;border-left:4px solid var(--gold);background:var(--sub);border-radius:10px;color:var(--title)}.faq-list{display:grid;gap:14px}.faq-item{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:20px}.faq-item h2{font-size:19px;color:var(--title);margin:0 0 8px}.faq-item p{margin:0;color:var(--muted)}
.site-footer{background:var(--night);color:var(--white);padding:34px 0 calc(30px + env(safe-area-inset-bottom));}.footer-inner{width:min(1220px,calc(100% - 36px));margin:0 auto}.footer-brand{display:grid;grid-template-columns:1fr 1.4fr;gap:24px;align-items:center;padding-bottom:22px;border-bottom:1px solid rgba(242,247,248,.14)}.footer-brand-link{display:flex;align-items:center;gap:12px;color:var(--white)}.footer-brand-link:hover{color:var(--white)}.footer-logo{height:34px;max-width:170px;object-fit:contain}.footer-brand span{display:flex;flex-direction:column}.footer-brand em{font-style:normal;font-size:11px;color:#aac9ca;letter-spacing:.1em}.footer-brand p{margin:0;color:#c7dcde}.footer-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:26px 0}.footer-groups h2{font-size:15px;color:var(--gold);margin:0 0 8px}.footer-groups a{display:block;color:#dcebec;margin:4px 0}.footer-groups a:hover{color:var(--white)}.footer-bottom{border-top:1px solid rgba(242,247,248,.14);padding-top:18px;color:#aac9ca;font-size:13px}
.overlay{position:fixed;inset:0;background:rgba(8,34,42,.48);z-index:70;opacity:0;pointer-events:none;transition:opacity .2s}.overlay.is-active{opacity:1;pointer-events:auto}.star-map,.search-layer{position:fixed;left:0;right:0;top:86px;z-index:80;visibility:hidden;pointer-events:none;transform:translateY(-14px);opacity:0;transition:.22s ease}.star-map.is-active,.search-layer.is-active{visibility:visible;pointer-events:auto;transform:translateY(0);opacity:1}.star-map{background:var(--white);border-bottom:1px solid var(--gold);max-height:68vh;overflow:auto}.star-map-inner{max-width:1220px;margin:0 auto;padding:18px}.star-map-head,.search-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.star-map-brand{display:flex;align-items:center;gap:10px}.star-map-brand img{height:30px;max-width:150px;object-fit:contain}.star-map-brand span{display:flex;flex-direction:column;color:var(--title)}.star-map-brand small{font-size:10px;color:var(--muted);letter-spacing:.1em}.close-button{min-height:44px;padding:0 14px;border:1px solid var(--gold);background:var(--white);color:var(--night);border-radius:12px;cursor:pointer}.star-map-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:14px}.star-map-groups section{background:var(--sub);padding:14px;border-radius:14px}.star-map-groups h2{font-size:15px;margin:0 0 8px;color:var(--title)}.star-map-groups a{display:block;background:var(--card);border:1px solid var(--border);border-radius:10px;padding:9px 10px;margin-top:8px}.star-map-groups b{display:block;color:var(--title)}.star-map-groups span{display:block;color:var(--muted);font-size:12px;line-height:1.5;margin-top:2px}.search-layer{display:flex;justify-content:center}.search-card{width:min(780px,calc(100% - 36px));background:var(--white);border:1px solid var(--gold);border-radius:0 0 18px 18px;box-shadow:var(--shadow);padding:20px}.search-card label{display:block;color:var(--title);font-weight:700;margin:18px 0 8px}.search-card input{width:100%;min-height:48px;border:1px solid var(--border-strong);border-radius:12px;padding:0 14px;background:var(--card);color:var(--text)}.preset-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.preset-links a{min-height:40px;display:flex;align-items:center;padding:0 12px;border:1px solid var(--border);border-radius:10px;background:var(--sub)}.search-note{font-size:13px;color:var(--soft);margin:14px 0 0}
.mobile-bottom-nav{display:none}
@media (max-width:980px){.constellation-grid{grid-template-columns:repeat(2,1fr)}.constellation-card:last-child{grid-column:1/-1}.home-feature,.inner-hero,.app-home{grid-template-columns:1fr}.home-feature.reverse .feature-media{order:0}.feature-media,.media-slot{height:240px}.triple-info{grid-template-columns:1fr}.star-map-groups{grid-template-columns:repeat(2,1fr)}.footer-brand{grid-template-columns:1fr}.footer-groups{grid-template-columns:repeat(2,1fr)}}
@media (max-width:720px){:root{--header-h:86px}.screen-tabs{display:none}.site-main{padding-top:calc(var(--header-h) + 18px);padding-bottom:70px}.rail-inner,.dome-inner{padding:0 16px}.rail-brand{max-width:70vw;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.dome-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:8px}.brand-logo{max-width:132px;height:30px}.brand-fallback{font-size:18px}.mapbox-trigger,.app-link{padding:0 10px;font-size:13px;min-width:44px}.home-cover,.constellation-wrap,.home-feature,.status-home,.editor-view,.app-home,.triple-info,.page-shell,.inner-hero{width:calc(100% - 32px)}.cover-copy{padding:22px 18px}.banner-slot{min-height:190px}.constellation-grid{grid-template-columns:1fr}.constellation-card:last-child{grid-column:auto}.card-media{height:200px}.home-feature,.status-home,.editor-view,.app-home,.inner-hero{padding:18px}.feature-media{min-height:200px;height:220px}.number-strip{grid-template-columns:1fr 1fr}.vertical-notes,.editor-grid,.status-grid{grid-template-columns:1fr 1fr}.app-visual{grid-template-columns:64px 1fr}.icon-slot{width:60px;height:60px}.phone-media{min-height:280px}.inner-hero{gap:16px}.media-slot{height:210px}.star-map,.search-layer{top:86px}.star-map{max-height:78vh}.star-map-inner{padding:14px 16px}.star-map-groups{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.star-map-groups section{padding:10px}.star-map-groups a{padding:8px}.search-card{width:calc(100% - 24px);padding:16px}.footer-inner{width:calc(100% - 32px)}.footer-groups{grid-template-columns:1fr 1fr;gap:18px}.mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:65;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:var(--white);border-top:1px solid var(--border);box-shadow:0 -8px 20px rgba(8,34,42,.08)}.mobile-bottom-nav a{min-width:0;display:flex;align-items:center;justify-content:center;color:var(--title);font-size:13px}.mobile-bottom-nav a.is-current{background:var(--lake);color:var(--white)}.site-footer{padding-bottom:calc(78px + env(safe-area-inset-bottom))}}
@media (max-width:480px){.vertical-notes,.editor-grid,.status-grid{grid-template-columns:1fr}.step-list li{grid-template-columns:1fr;gap:3px}.footer-groups{grid-template-columns:1fr 1fr}.footer-brand p{font-size:14px}.star-map-groups{grid-template-columns:1fr 1fr}.star-map-groups span{font-size:11px}.home-cover h1,.inner-hero h1{font-size:28px}}