:root{
  --bg:#0C100E;--deep:#080A09;--card:#141A16;--card2:#1A2420;--title:#E8F6EE;--text:#CDE3D6;--muted:#8FB3A0;--faint:#6E8F7E;--green:#2A9D5C;--bright:#3CB371;--deepgreen:#146B3A;--sand:#EFE6D2;--line:rgba(42,157,92,.18);--line2:rgba(42,157,92,.45);--shadow:0 12px 28px rgba(8,10,9,.35)
}
*{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",sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}.modal-open{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}.skip-link{position:fixed;left:12px;top:-80px;z-index:200;background:var(--sand);color:#08110C;padding:8px 12px;border-radius:8px}.skip-link:focus{top:8px}.topline{position:fixed;z-index:90;top:0;left:0;right:0;height:22px;background:#080A09;border-bottom:1px solid var(--line)}.topline-inner{max-width:1120px;height:22px;margin:auto;padding:0 16px;display:flex;align-items:center;justify-content:space-between;color:var(--bright);font-size:12px}.text-button{border:0;background:transparent;color:var(--bright);padding:0 6px;cursor:pointer}.sitebar{position:fixed;z-index:89;top:22px;left:0;right:0;height:60px;background:#080A09;border-bottom:1px solid var(--line2)}.sitebar-inner{max-width:1120px;height:60px;margin:auto;padding:0 16px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}.brand{justify-self:start;min-height:44px;display:flex;align-items:center}.brand-logo{height:28px;max-width:170px;object-fit:contain}.brand-text{font-size:16px;font-weight:700;color:var(--title)}.menu-button,.app-link,.btn{min-height:44px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;padding:0 16px;font-size:14px}.menu-button{justify-self:center;background:var(--card2);border:1px solid var(--line2);color:var(--text);cursor:pointer}.app-link{justify-self:end;background:linear-gradient(135deg,#3CB371 0%,#2A9D5C 55%,#146B3A 100%);color:#08110C;font-weight:700}.tabbar{position:fixed;z-index:88;top:82px;left:0;right:0;height:40px;background:#0F3B25;border-bottom:1px solid var(--line2);display:flex;align-items:center;justify-content:center;gap:8px;padding:0 16px}.tabbar a{height:30px;padding:0 14px;border-radius:8px;display:flex;align-items:center;font-size:13px;color:var(--text)}.tabbar a.is-active{background:var(--green);color:#08110C;font-weight:700}.page-shell{max-width:1120px;margin:0 auto;padding:150px 16px 56px}.page-hero{margin-bottom:24px}.eyebrow{margin:0 0 8px;color:var(--bright);font-size:12px;letter-spacing:.06em}.page-hero h1,.cover-copy h1{margin:0;color:var(--title);font-size:24px;line-height:1.3}.lead{max-width:820px;margin:12px 0 0;color:var(--muted)}h2{font-size:20px;line-height:1.4;color:var(--title);margin:0 0 12px}h3{font-size:16px;line-height:1.45;color:var(--title);margin:0 0 8px}p{margin:0 0 12px}.section{margin:0 0 28px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:12px;margin-bottom:12px}.section-head p{margin:0;color:var(--muted);font-size:13px}.grid-2,.grid-3,.grid-4{display:grid;gap:14px}.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,.article-card,.note-box,.timeline-item{background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}.card,.article-card{padding:16px}.card p,.article-card p{color:var(--text)}.meta{font-size:12px;color:var(--muted)}.tag{display:inline-flex;align-items:center;min-height:28px;padding:0 10px;border:1px solid var(--line2);border-radius:999px;color:var(--muted);font-size:12px}.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.btn-primary{background:linear-gradient(135deg,#3CB371 0%,#2A9D5C 55%,#146B3A 100%);color:#08110C;font-weight:700}.btn-secondary{background:#0A0D0B;border:1px solid var(--line2);color:var(--text)}a:focus-visible,button:focus-visible{outline:2px solid var(--sand);outline-offset:3px}.cover-slot,.image-slot{width:100%;background:#080A09;border:1px solid var(--line);border-radius:14px;display:flex;align-items:center;justify-content:center;overflow:hidden}.cover-slot{height:260px;margin-bottom:18px}.image-slot{height:180px;margin-bottom:14px}.image-slot.tall{height:200px}.image-slot.app{height:360px}.cover-slot img,.image-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.cover-copy{max-width:800px}.cover-copy .brand-kicker{color:var(--sand);font-weight:700;margin-bottom:8px}.number-list{display:grid;gap:10px;counter-reset:item}.number-row{display:grid;grid-template-columns:42px 1fr;gap:12px;align-items:start;padding:14px 0;border-top:1px solid var(--line)}.number-row:first-child{border-top:0}.number{width:36px;height:36px;border-radius:10px;background:var(--green);color:#08110C;display:flex;align-items:center;justify-content:center;font-weight:800}.mini-list{display:grid;gap:8px}.mini-list div{padding:11px 12px;background:var(--card2);border-radius:10px;border:1px solid var(--line)}.timeline{position:relative;margin-left:8px;padding-left:24px}.timeline:before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:1px;background:var(--line2)}.timeline-item{position:relative;padding:15px;margin-bottom:12px}.timeline-item:before{content:"";position:absolute;left:-24px;top:20px;width:10px;height:10px;border-radius:50%;background:var(--bright);box-shadow:0 0 0 4px #0C100E}.status{font-size:12px;color:var(--sand)}.prose{max-width:920px}.prose p{color:var(--text)}.prose h2{margin-top:24px}.definition-list{display:grid;gap:10px}.definition-list div{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px}.definition-list dt{font-weight:700;color:var(--title)}.definition-list dd{margin:6px 0 0;color:var(--text)}.faq-list{display:grid;gap:12px}.faq-item{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px}.faq-item h2{font-size:16px}.notice{background:#0D1712;border:1px solid var(--line2);border-radius:12px;padding:16px;color:var(--text)}.footer{background:#050706;border-top:1px solid var(--line2);color:var(--text);padding:34px 16px 80px}.footer-inner{max-width:1120px;margin:auto}.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:20px}.footer-logo{height:28px;max-width:160px;object-fit:contain}.footer-brand strong{color:var(--title)}.footer-brand span{font-size:12px;color:var(--muted)}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.footer-grid h2{font-size:13px;margin-bottom:8px}.footer-grid a{display:block;font-size:13px;color:var(--muted);padding:4px 0}.footer-note,.copyright{font-size:13px;color:var(--muted);margin-top:18px}.overlay{position:fixed;z-index:120;inset:0;background:rgba(0,0,0,.62);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.drawer{position:fixed;z-index:130;left:0;top:0;bottom:0;width:400px;max-width:86vw;background:#080A09;border-right:1px solid var(--line2);padding:18px;overflow-y:auto;transform:translateX(-102%);visibility:hidden;pointer-events:none;transition:.22s}.drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head,.search-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.drawer-brand{display:flex;align-items:center;gap:10px;color:var(--title);font-weight:700}.drawer-brand img{height:28px;max-width:150px;object-fit:contain}.close-button{min-width:64px;min-height:44px;border-radius:10px;border:1px solid var(--line2);background:var(--card);color:var(--text);cursor:pointer}.drawer-group{margin-top:18px}.drawer-group h2{font-size:13px;color:var(--bright);margin-bottom:6px}.drawer-group a{display:block;padding:10px 0;border-top:1px solid var(--line)}.drawer-group a strong{display:block;font-size:14px;color:var(--title)}.drawer-group a span{display:block;margin-top:2px;font-size:12px;color:var(--muted)}.search-layer{position:fixed;z-index:129;top:82px;left:50%;width:min(720px,calc(100% - 32px));transform:translate(-50%,-20px);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.search-layer.is-open{transform:translate(-50%,0);opacity:1;visibility:visible;pointer-events:auto}.search-card{background:#080A09;border:1px solid var(--line2);border-radius:12px;padding:18px;box-shadow:var(--shadow)}.search-card p{color:var(--muted)}.search-links{display:flex;flex-wrap:wrap;gap:8px}.search-links a{padding:9px 12px;background:var(--card2);border:1px solid var(--line);border-radius:9px}.mobile-bottom{display:none}.two-col-feature{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:16px}.plain-links{display:flex;flex-wrap:wrap;gap:8px}.plain-links a{padding:8px 12px;border:1px solid var(--line);border-radius:999px;color:var(--muted)}
@media (hover:hover){.app-link:hover,.btn-primary:hover{filter:brightness(1.08)}.menu-button:hover,.btn-secondary:hover,.search-links a:hover,.plain-links a:hover{border-color:var(--line2);color:var(--title)}.footer-grid a:hover{color:var(--title)}}
@media (max-width:760px){.tabbar{display:none}.page-shell{padding:108px 16px calc(74px + env(safe-area-inset-bottom))}.topline-inner,.sitebar-inner{padding-left:16px;padding-right:16px}.sitebar-inner{grid-template-columns:1fr auto 1fr}.brand-logo{max-width:110px}.menu-button,.app-link{padding:0 12px}.grid-2,.grid-3,.grid-4,.two-col-feature{grid-template-columns:1fr}.cover-slot{height:260px}.image-slot,.image-slot.tall{height:180px}.image-slot.app{height:320px}.footer{padding-bottom:calc(72px + env(safe-area-inset-bottom))}.footer-grid{grid-template-columns:repeat(2,1fr)}.mobile-bottom{position:fixed;z-index:87;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#080A09;border-top:1px solid var(--line2)}.mobile-bottom a{min-height:48px;display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--muted)}.mobile-bottom a.is-active{background:var(--green);color:#08110C;font-weight:700}.search-layer{inset:0;width:auto;transform:none;background:#080A09}.search-layer.is-open{transform:none}.search-card{height:100%;border:0;border-radius:0;padding:24px 16px}.drawer{width:86vw}.footer-grid{gap:14px}}