:root{--bg:#0C100E;--bg-deep:#080A09;--surface:#141A16;--surface-2:#1A2420;--text:#CDE3D6;--title:#E8F6EE;--muted:#8FB3A0;--soft:#6E8F7E;--green:#2A9D5C;--green-hi:#3CB371;--green-deep:#146B3A;--sand:#EFE6D2;--line:rgba(42,157,92,.18);--line-strong:rgba(42,157,92,.45);--shadow:0 12px 28px rgba(8,10,9,.35);--max:1120px}
*{box-sizing:border-box}
html{background:var(--bg);scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:var(--bg);color:var(--text);font:15px/1.7 system-ui,-apple-system,"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif;overflow-x:hidden;padding-top:122px}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
img{display:block;max-width:100%;height:auto}
[hidden]{display:none!important}
.shell{width:min(var(--max),calc(100% - 32px));margin-inline:auto}
.skip-link{position:fixed;left:16px;top:-60px;z-index:200;background:var(--green-hi);color:#08110C;padding:8px 14px;border-radius:8px}
.skip-link:focus{top:8px}
.topline{position:fixed;z-index:80;top:0;left:0;right:0;height:22px;background:#050706;border-bottom:1px solid var(--line);color:var(--green-hi);font-size:12px}
.topline-inner{height:22px;display:flex;align-items:center;justify-content:space-between;position:relative}
.top-search{position:absolute;right:0;top:0;min-width:60px;height:22px;border:0;background:transparent;color:var(--green-hi);font-size:12px;padding:0 10px;display:flex;align-items:flex-start;justify-content:center;padding-top:2px}
.top-search:hover,.top-search:focus-visible{color:var(--sand);outline:0}
.mainbar{position:fixed;z-index:79;top:22px;left:0;right:0;height:60px;background:var(--bg-deep);border-bottom:1px solid var(--line-strong)}
.mainbar-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;max-width:190px}
.brand-logo{height:28px;width:auto;object-fit:contain;object-position:center}
.app-icon{width:48px;height:48px;object-fit:contain;object-position:center}
.brand-fallback{font-size:16px;color:var(--title);font-weight:800;letter-spacing:.05em}
.drawer-toggle,.app-link,.btn,.icon-button{min-height:44px;border-radius:10px;font-size:14px;display:inline-flex;align-items:center;justify-content:center;padding:0 16px;white-space:nowrap}
.drawer-toggle{justify-self:center;background:var(--surface);color:var(--text);border:1px solid var(--line-strong)}
.app-link{justify-self:end;background:linear-gradient(135deg,#3CB371 0%,#2A9D5C 55%,#146B3A 100%);color:#08110C;font-weight:800}
.drawer-toggle:hover,.drawer-toggle:focus-visible,.app-link:hover,.app-link:focus-visible,.btn:hover,.btn:focus-visible,.icon-button:hover,.icon-button:focus-visible{transform:translateY(-1px);box-shadow:var(--shadow);outline:2px solid rgba(60,179,113,.35);outline-offset:2px}
.tabs{position:fixed;z-index:78;top:82px;left:0;right:0;height:40px;background:var(--green-deep);border-bottom:1px solid var(--line-strong)}
.tabs-inner{height:40px;display:flex;align-items:stretch;justify-content:center}
.tabs a{font-size:13px;display:flex;align-items:center;padding:0 28px;color:var(--sand);border-inline:1px solid transparent}
.tabs a:hover,.tabs a:focus-visible{background:rgba(8,17,12,.25);outline:0}
.tabs a.active{background:var(--green);color:#08110C;font-weight:800}
.site-main{padding-top:32px;padding-bottom:56px}
.page-head{padding:22px 0 24px;border-bottom:1px solid var(--line);margin-bottom:24px}
.eyebrow{font-size:12px;color:var(--green-hi);letter-spacing:.12em;text-transform:uppercase;margin:0 0 8px}
h1,h2,h3{color:var(--title);margin-top:0}
h1{font-size:24px;line-height:1.3;margin-bottom:12px}
h2{font-size:20px;line-height:1.4;margin-bottom:10px}
h3{font-size:16px;line-height:1.45;margin-bottom:8px}
p{margin:0 0 14px}
.lead{max-width:820px;font-size:16px;color:var(--text)}
.section{padding:28px 0;border-bottom:1px solid var(--line)}
.section:last-child{border-bottom:0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:16px}
.section-head p{color:var(--muted);margin:0;max-width:620px}
.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,.panel,.feature-card,.qa,.timeline-item,.notice{background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}
.card,.panel,.feature-card,.qa,.notice{padding:18px}
.card p,.panel p,.feature-card p{color:var(--text)}
.card .meta,.meta{color:var(--muted);font-size:13px}
.media-slot{width:100%;height:200px;border-radius:12px;background:var(--bg-deep);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;overflow:hidden}
.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}
.media-banner{height:260px}
.media-card{height:180px}
.media-app{height:360px;max-width:640px;margin-inline:auto}
.cover-copy{padding-top:18px;max-width:820px}
.brand-kicker{display:flex;gap:10px;align-items:center;color:var(--green-hi);font-weight:700;font-size:13px;margin-bottom:8px}
.cover-copy h1{font-size:24px}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.btn{background:linear-gradient(135deg,#3CB371 0%,#2A9D5C 55%,#146B3A 100%);color:#08110C;font-weight:800;border:0;min-width:140px}
.btn.secondary{background:var(--bg-deep);color:var(--text);border:1px solid var(--line-strong)}
.thumb-card{padding:0;overflow:hidden}
.thumb-card .media-slot{border:0;border-bottom:1px solid var(--line);border-radius:0}
.thumb-card .card-body{padding:18px}
.numbered{counter-reset:item;display:grid;gap:10px;margin-top:16px}
.numbered li{list-style:none;background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:12px 14px;display:flex;gap:12px;align-items:flex-start}
.numbered li::before{counter-increment:item;content:counter(item,decimal-leading-zero);font-weight:900;color:var(--green-hi);font-size:13px;min-width:28px}
.list-clean{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.list-clean li{background:var(--surface-2);border:1px solid var(--line);padding:12px 14px;border-radius:10px}
.timeline{position:relative;display:grid;gap:16px;margin-top:14px}
.timeline::before{content:"";position:absolute;left:18px;top:12px;bottom:12px;width:1px;background:var(--line-strong)}
.timeline-item{position:relative;margin-left:36px;padding:16px 18px}
.timeline-item::before{content:"";position:absolute;left:-24px;top:21px;width:10px;height:10px;border-radius:50%;background:var(--green-hi);box-shadow:0 0 0 5px var(--bg)}
.status{display:inline-flex;padding:3px 8px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line-strong);color:var(--sand);font-size:12px;margin-bottom:8px}
.term-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.term-grid div{padding:14px;background:var(--surface-2);border:1px solid var(--line);border-radius:10px}
.term-grid dt{color:var(--green-hi);font-weight:800;margin-bottom:4px}
.term-grid dd{margin:0;color:var(--text)}
.quote{border-left:3px solid var(--green-hi);padding:12px 16px;background:var(--surface-2);border-radius:0 10px 10px 0;color:var(--sand)}
.badge{display:inline-flex;align-items:center;min-height:28px;padding:0 9px;border-radius:999px;background:var(--green);color:#08110C;font-size:12px;font-weight:800}
.note-list{display:grid;gap:12px}
.note-list article{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px}
.qa{margin-bottom:12px}
.qa h2,.qa h3{margin-bottom:8px}
.notice{border-color:var(--line-strong)}
.inline-links{display:flex;flex-wrap:wrap;gap:10px}
.inline-links a{min-height:44px;padding:9px 12px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2);display:inline-flex;align-items:center}
.inline-links a:hover,.inline-links a:focus-visible{border-color:var(--line-strong);color:var(--sand);outline:0}
.site-footer{background:#050706;color:var(--text);border-top:1px solid var(--line-strong);padding:28px 0 26px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:22px}
.footer-logo-link{min-height:44px;display:flex;align-items:center}
.footer-brand div{display:flex;flex-direction:column;line-height:1.35}
.footer-brand strong{color:var(--title);font-size:16px}.footer-brand span{font-size:12px;color:var(--muted)}
.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.footer-grid h2{font-size:13px;color:var(--green-hi);margin-bottom:10px}
.footer-grid section{display:flex;flex-direction:column;gap:7px}.footer-grid a{font-size:13px;color:var(--text)}.footer-grid a:hover{color:var(--sand)}
.footer-note{padding-top:16px;color:var(--muted);font-size:13px}.footer-note p:last-child{margin-bottom:0;color:var(--text)}
.overlay{position:fixed;inset:0;z-index:95;background:rgba(0,0,0,.58);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s ease,visibility .2s ease}
.drawer{position:fixed;z-index:110;top:0;left:0;bottom:0;width:min(400px,86vw);background:var(--bg-deep);border-right:1px solid var(--line-strong);transform:translateX(-103%);visibility:hidden;pointer-events:none;transition:transform .22s ease,visibility .22s ease;overflow-y:auto;padding:16px}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.drawer-brand{display:flex;align-items:center;gap:10px;color:var(--title);font-weight:800}
.icon-button{background:var(--surface);color:var(--text);border:1px solid var(--line-strong)}
.drawer-groups{display:grid;gap:18px;padding:18px 0}.drawer-groups h2{font-size:13px;color:var(--green-hi);margin-bottom:8px}.drawer-groups section{display:grid;gap:8px}.drawer-groups a{padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:var(--surface);display:grid;gap:2px}.drawer-groups b{color:var(--title);font-size:14px}.drawer-groups span{font-size:12px;color:var(--muted)}
.drawer-groups a:hover,.drawer-groups a:focus-visible{border-color:var(--line-strong);outline:0}
.search-panel{position:fixed;z-index:105;top:82px;left:50%;width:min(760px,calc(100% - 32px));transform:translate(-50%,-20px);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s ease,transform .2s ease,visibility .2s ease}
.search-card{background:var(--bg-deep);border:1px solid var(--line-strong);border-radius:14px;box-shadow:var(--shadow);padding:18px}
.search-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}.search-head h2{font-size:18px;margin:0}.search-card label{display:block;color:var(--muted);font-size:13px;margin-bottom:6px}.search-card input{width:100%;min-height:44px;border-radius:10px;border:1px solid var(--line-strong);background:var(--surface);color:var(--text);padding:0 12px;outline:0}.search-card input:focus{border-color:var(--green-hi);box-shadow:0 0 0 3px rgba(60,179,113,.12)}
.search-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:12px}.search-links a{min-height:44px;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2);display:flex;align-items:center;justify-content:center}.search-links a:hover{border-color:var(--line-strong);color:var(--sand)}
.drawer-open,.search-open{overflow:hidden}.drawer-open .overlay,.search-open .overlay{opacity:1;visibility:visible;pointer-events:auto}.drawer-open .drawer{transform:translateX(0);visibility:visible;pointer-events:auto}.search-open .search-panel{transform:translate(-50%,0);opacity:1;visibility:visible;pointer-events:auto}
.mobile-bottom{display:none}
.table-wrap{width:100%;overflow-x:auto;border-radius:12px;border:1px solid var(--line)}
table{width:100%;border-collapse:collapse;min-width:620px;background:var(--surface)}th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}th{color:var(--sand);background:var(--surface-2)}tr:last-child td{border-bottom:0}
@media(max-width:820px){
 body{padding-top:82px;padding-bottom:calc(58px + env(safe-area-inset-bottom))}.tabs{display:none}.site-main{padding-top:22px}.grid-3,.grid-4{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.search-panel{top:0;left:0;width:100%;height:100dvh;transform:none;background:var(--bg-deep);padding:16px;overflow-y:auto}.search-open .search-panel{transform:none}.search-card{border:0;border-radius:0;box-shadow:none;padding:0}.mobile-bottom{position:fixed;z-index:90;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:#050706;border-top:1px solid var(--line-strong)}.mobile-bottom a{height:48px;display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--muted)}.mobile-bottom a.active{background:var(--green);color:#08110C;font-weight:900}.drawer-open .mobile-bottom,.search-open .mobile-bottom{z-index:70}.media-banner{height:220px}.media-app{height:320px}
}
@media(max-width:620px){
 .shell{width:calc(100% - 32px)}.mainbar-inner{gap:8px}.brand-link{max-width:120px}.app-link,.drawer-toggle{padding-inline:12px}.grid-2,.grid-3,.grid-4,.term-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.section-head{display:block}.section-head p{margin-top:6px}.search-links{grid-template-columns:1fr 1fr}.media-banner{height:200px}.media-card{height:170px}.media-app{height:300px}.topline-inner{width:100%;padding-inline:16px}.top-search{right:8px}
}
@media(max-width:380px){.app-link,.drawer-toggle{font-size:13px;padding-inline:9px}.brand-fallback{font-size:15px}.search-links{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}