:root{
  --bg:#0B1220;--bg-deep:#070B14;--panel:#141C2E;--panel-2:#1C2740;
  --title:#E8F0FF;--text:#C9D6EC;--muted:#8FA3C4;--assist:#6B7F9E;
  --brand:#7BA3E8;--bright:#A8C4F0;--deep:#1A3A6E;
  --border:rgba(123,163,232,.18);--border-strong:rgba(123,163,232,.46);
  --shadow:0 12px 28px rgba(0,0,0,.35);--radius:12px;--max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg-deep)}
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.ui-locked{overflow:hidden}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
img{max-width:100%;display:block}
.skip-link{position:fixed;left:12px;top:-80px;z-index:200;background:var(--bright);color:var(--bg-deep);padding:9px 14px;border-radius:8px}
.skip-link:focus{top:10px}
.site-header{position:fixed;inset:0 0 auto 0;z-index:90}
.star-line{height:22px;background:var(--bg-deep);border-bottom:1px solid var(--border);font-size:12px;color:var(--title)}
.top-inner,.orbit-inner,.footer-inner{width:min(var(--max),calc(100% - 32px));margin:0 auto}
.top-inner{height:22px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.plain-trigger{border:0;background:transparent;color:var(--title);height:22px;padding:0 6px;cursor:pointer}
.orbit-bar{height:60px;background:rgba(11,18,32,.98);border-bottom:1px solid var(--border)}
.orbit-inner{height:60px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center}
.orbit-logo{justify-self:start;display:flex;align-items:center;min-height:44px;max-width:220px}
.brand-logo,.footer-logo,.drawer-logo{height:28px;width:auto;object-fit:contain;object-position:center}
.brand-fallback{font-size:16px;font-weight:700;color:var(--title);white-space:nowrap}
.starbox-trigger,.app-entry{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;padding:0 16px;font-size:14px;font-weight:700}
.starbox-trigger{justify-self:center;background:var(--panel);color:var(--title);border:1px solid var(--border-strong);cursor:pointer}
.app-entry{justify-self:end;background:linear-gradient(135deg,#A8C4F0 0%,#7BA3E8 55%,#1A3A6E 100%);color:var(--bg-deep)}
.seat-nav{height:40px;background:var(--deep);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:center;gap:8px;padding:0 16px;font-size:13px}
.seat-nav a{min-height:32px;display:flex;align-items:center;padding:0 18px;border-radius:8px;color:var(--title)}
.seat-nav a.is-active{background:var(--brand);color:var(--bg-deep);font-weight:700}
.site-main{min-height:60vh;padding:154px 0 64px}
.page-wrap{width:min(var(--max),calc(100% - 32px));margin:0 auto}
.page-head{margin-bottom:28px}
.eyebrow{font-size:12px;letter-spacing:.13em;color:var(--bright);text-transform:uppercase;margin:0 0 8px}
h1,h2,h3{margin:0;color:var(--title);font-weight:750}h1{font-size:24px;line-height:1.3}h2{font-size:20px;line-height:1.4}h3{font-size:16px;line-height:1.45}
p{margin:0 0 1em}.lead{color:var(--text);font-size:16px;max-width:780px;margin-top:12px}
.hero-media,.media-slot,.feature-media,.app-media{background:var(--bg-deep);border:1px solid var(--border);border-radius:14px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.hero-media{height:260px;width:100%}.media-slot{height:180px}.feature-media{height:200px}.app-media{height:360px}
.hero-media img,.media-slot img,.feature-media img,.app-media img{width:100%;height:100%;object-fit:contain;object-position:center}
.home-brand{padding:22px 0 4px}.home-brand .brand-kicker{font-size:14px;color:var(--bright);margin-bottom:4px}.home-brand p{max-width:820px}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.btn{min-height:44px;padding:0 18px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;font-size:14px;font-weight:750;white-space:nowrap;border:1px solid transparent}.btn-primary{background:linear-gradient(135deg,#A8C4F0 0%,#7BA3E8 55%,#1A3A6E 100%);color:var(--bg-deep)}.btn-secondary{background:var(--bg-deep);border-color:var(--border-strong);color:var(--title)}
.section{margin-top:34px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:14px}.section-head p{margin:0;color:var(--muted);max-width:620px}.text-link{color:var(--bright);font-weight:700}
.cards-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:0 0 0 rgba(0,0,0,0)}.card h3{margin-bottom:8px}.card p:last-child{margin-bottom:0}.card .media-slot{margin:-4px -4px 14px;height:180px}.card-number{font-size:12px;letter-spacing:.15em;color:var(--bright);margin-bottom:7px}
.feature-box{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:18px;background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:18px;align-items:start}.feature-box .feature-media{height:200px}.number-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:16px 0}.number-chip{background:var(--panel-2);border:1px solid var(--border);border-radius:10px;padding:10px}.number-chip strong{display:block;color:var(--bright);font-size:12px}.number-chip span{display:block;color:var(--title);font-weight:700;margin-top:3px}
.shelf{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.shelf-item{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:16px;min-height:150px}.shelf-item .tag{display:inline-block;font-size:12px;color:var(--bright);margin-bottom:7px}.shelf-item h3{margin-bottom:7px}.shelf-item p{color:var(--muted);margin:0}
.big-number-list{display:grid;gap:10px}.big-number{display:grid;grid-template-columns:64px 1fr;gap:14px;background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:16px}.big-number .num{font-size:24px;line-height:1;color:var(--bright);font-weight:800}.big-number p{margin:5px 0 0;color:var(--muted)}
.timeline{position:relative;margin-left:12px;padding-left:28px}.timeline:before{content:"";position:absolute;left:4px;top:10px;bottom:10px;width:1px;background:var(--border-strong)}.timeline-item{position:relative;background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:16px;margin-bottom:12px}.timeline-item:before{content:"";position:absolute;left:-31px;top:22px;width:9px;height:9px;border-radius:50%;background:var(--bright);box-shadow:0 0 0 4px var(--bg)}.status{display:inline-flex;align-items:center;min-height:28px;padding:0 10px;border-radius:999px;background:var(--panel-2);border:1px solid var(--border);color:var(--bright);font-size:12px;margin-bottom:7px}
.split-note{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.note{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:16px}.note h3{margin-bottom:7px}.note p{color:var(--muted);margin-bottom:0}
.prose{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:22px}.prose h2{margin:26px 0 10px}.prose h2:first-child{margin-top:0}.prose h3{margin:18px 0 8px}.prose p{color:var(--text)}.prose ul{padding-left:1.2em;margin:0 0 1em}.prose li{margin:.35em 0}.prose a{color:var(--bright);text-decoration:underline;text-underline-offset:3px}
.index-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.index-card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:18px}.index-card h2{font-size:18px;margin-bottom:8px}.index-card p{color:var(--muted)}
.app-block{display:grid;grid-template-columns:minmax(0,.75fr) minmax(0,1.25fr);gap:18px;align-items:center;background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:18px}.app-icon-line{display:flex;align-items:center;gap:12px;margin-bottom:12px}.app-icon{width:48px;height:48px;object-fit:contain;border-radius:10px;background:var(--bg-deep);border:1px solid var(--border)}.icon-placeholder{width:48px;height:48px;border-radius:10px;background:var(--bg-deep);border:1px solid var(--border)}
.faq-list{display:grid;gap:10px}.faq-item{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:18px}.faq-item h2,.faq-item h3{margin-bottom:8px}.faq-item p{margin:0;color:var(--text)}
.notice{background:var(--panel-2);border-left:3px solid var(--brand);border-radius:10px;padding:14px 16px;color:var(--text)}
.link-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.link-card{display:block;background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:16px;min-height:120px}.link-card strong{display:block;color:var(--title);font-size:16px;margin-bottom:6px}.link-card span{color:var(--muted)}
.site-footer{background:var(--bg-deep);border-top:1px solid var(--border);color:var(--text);padding:34px 0 74px;font-size:13px}.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:22px}.footer-brand a{display:flex;align-items:center;min-height:44px}.footer-brand strong,.footer-brand span{display:block}.footer-brand strong{font-size:16px;color:var(--title)}.footer-brand span{font-size:11px;color:var(--muted);letter-spacing:.08em}.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.footer-grid section{display:flex;flex-direction:column;gap:7px}.footer-grid h2{font-size:13px;color:var(--bright);margin-bottom:3px}.footer-grid a{color:var(--text)}.rights-note{margin:24px 0 8px;padding-top:18px;border-top:1px solid var(--border);color:var(--muted)}.copyright{margin:0;color:var(--assist)}
.page-overlay{position:fixed;inset:0;background:rgba(0,0,0,.58);z-index:110;opacity:0;visibility:hidden;pointer-events:none;transition:.2s ease}.page-overlay.is-visible{opacity:1;visibility:visible;pointer-events:auto}
.star-drawer{position:fixed;top:0;right:0;bottom:0;width:400px;max-width:86vw;background:var(--bg-deep);border-left:1px solid var(--border);z-index:120;transform:translateX(100%);visibility:hidden;pointer-events:none;transition:transform .25s ease,visibility .25s ease;box-shadow:var(--shadow)}.drawer-open .star-drawer{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{height:72px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 16px;border-bottom:1px solid var(--border)}.drawer-brand{display:flex;align-items:center;gap:10px}.drawer-brand strong,.drawer-brand span{display:block}.drawer-brand strong{color:var(--title)}.drawer-brand span{font-size:11px;color:var(--muted)}.icon-close{min-height:44px;min-width:56px;border:1px solid var(--border-strong);background:var(--panel);color:var(--title);border-radius:10px;cursor:pointer}.drawer-scroll{height:calc(100% - 72px);overflow-y:auto;padding:12px 14px 24px}.drawer-group{padding:8px 0 12px}.drawer-group h2{font-size:12px;color:var(--bright);letter-spacing:.12em;margin:0 0 8px}.drawer-group a{display:grid;grid-template-columns:92px 1fr;gap:12px;padding:10px 8px;border-radius:10px}.drawer-group a:hover{background:var(--panel)}.drawer-group strong{color:var(--title)}.drawer-group span{color:var(--muted);font-size:13px}
.search-layer{position:fixed;left:0;right:0;top:82px;z-index:119;visibility:hidden;pointer-events:none;opacity:0;transform:translateY(-8px);transition:.2s ease}.search-open .search-layer{visibility:visible;pointer-events:auto;opacity:1;transform:translateY(0)}.search-card{width:min(760px,calc(100% - 32px));margin:12px auto;background:var(--bg-deep);border:1px solid var(--border-strong);border-radius:14px;box-shadow:var(--shadow);padding:18px}.search-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px}.search-head strong,.search-head span{display:block}.search-head strong{color:var(--title);font-size:18px}.search-head span{color:var(--muted);font-size:13px}.search-label{display:block;color:var(--muted);font-size:12px;margin:14px 0 6px}.search-input{width:100%;height:44px;border-radius:10px;border:1px solid var(--border-strong);background:var(--panel);color:var(--title);padding:0 12px;outline:none}.search-presets{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:12px}.search-presets a{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:12px}.search-presets a[hidden]{display:none}.search-presets a{color:var(--title);font-weight:700}.search-presets span{display:block;color:var(--muted);font-weight:400;font-size:12px;margin-top:3px}.search-empty{margin:12px 0 0;color:var(--muted)}
.mobile-bottom{display:none}
a:hover,.text-link:hover{color:var(--bright)}.app-entry:hover,.btn-primary:hover{filter:brightness(1.06);color:var(--bg-deep)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--bright);outline-offset:3px}
@media (max-width:820px){
  .seat-nav{display:none}.site-main{padding-top:114px;padding-bottom:86px}.cards-3,.shelf,.split-note{grid-template-columns:1fr}.feature-box,.app-block{grid-template-columns:1fr}.number-list{grid-template-columns:repeat(2,minmax(0,1fr))}.index-grid,.link-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.search-layer{top:0;bottom:0;background:var(--bg-deep);transform:none}.search-open .search-layer{transform:none}.search-card{width:100%;height:100%;margin:0;border:0;border-radius:0;box-shadow:none;padding:24px 16px;overflow-y:auto}.search-presets{grid-template-columns:1fr}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:80;display:grid;grid-template-columns:repeat(5,1fr);height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--bg-deep);border-top:1px solid var(--border)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--text);min-width:0}.mobile-bottom a.is-active{background:var(--brand);color:var(--bg-deep);font-weight:800}.site-footer{padding-bottom:90px}.hero-media{height:240px}
}
@media (max-width:520px){
  .top-inner,.orbit-inner,.footer-inner,.page-wrap{width:calc(100% - 32px)}
  .orbit-inner{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:6px}.orbit-logo{max-width:116px}.brand-fallback{font-size:14px}.starbox-trigger,.app-entry{padding:0 10px;font-size:13px}.app-entry{white-space:nowrap}.footer-grid{grid-template-columns:1fr 1fr}.big-number{grid-template-columns:48px 1fr}.big-number .num{font-size:20px}.prose{padding:18px}.section-head{align-items:flex-start;flex-direction:column}.hero-media{height:220px}.app-media{height:320px}
}