:root{--bg:#0F0A0A;--deep:#0A0707;--card:#1A1212;--card2:#241818;--title:#fff;--text:#F0E8E8;--muted:#C4B0B0;--soft:#8A7070;--red:#E63946;--red2:#FF4D4F;--red3:#C41E3A;--border:rgba(230,57,70,.18);--shadow:0 16px 40px rgba(0,0,0,.55);--wrap:1220px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"Microsoft YaHei",sans-serif;line-height:1.75;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.wrap,.head-inner{width:min(var(--wrap),calc(100% - 32px));margin:auto}.site-head{position:fixed;top:0;left:0;right:0;z-index:80}.red-strip{height:22px;background:var(--red3);color:#fff;font-size:12px}.strip-inner{height:22px;display:flex;align-items:center;justify-content:space-between}.icon-button{border:0;background:transparent;color:#fff;min-height:22px;padding:0 8px}.brand-bar{height:72px;background:rgba(10,7,7,.97);border-bottom:1px solid var(--border);backdrop-filter:blur(14px)}.brand-grid{height:72px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px}.brand-logo{justify-self:start;display:flex;align-items:center;min-height:44px}.brand-logo img{display:block;max-width:180px;height:38px;object-fit:contain;object-position:left center}.brand-logo strong{font-size:24px;letter-spacing:.08em;color:#fff}.catalog-button{justify-self:center;min-width:72px;height:44px;border:1px solid var(--border);background:var(--card);color:#fff;border-radius:12px}.app-link{justify-self:end;display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:10px;background:linear-gradient(135deg,var(--red2),var(--red3));color:#fff;font-weight:700}.tab-bar{height:44px;background:rgba(15,10,10,.98);border-bottom:1px solid var(--border)}.tabs{height:44px;display:flex;align-items:center;gap:8px}.tabs a{height:32px;display:inline-flex;align-items:center;padding:0 14px;border-radius:7px;color:var(--muted);white-space:nowrap}.tabs a.active,.tabs a:hover{background:var(--red);color:#fff}.site-main{padding-top:162px}.page-hero{padding:54px 0 30px}.eyebrow{display:inline-block;color:var(--red2);font-weight:700;letter-spacing:.12em;font-size:13px}.page-hero h1,.home-copy h1{margin:10px 0 14px;font-size:clamp(28px,4vw,42px);line-height:1.18;color:#fff}.page-hero p,.lede{max-width:830px;color:var(--muted);font-size:17px}.section{padding:32px 0}.section-title{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:18px}.section-title h2{margin:0;color:#fff;font-size:26px}.section-title p{margin:0;color:var(--soft)}.panel{background:var(--card);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow)}.pad{padding:24px}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.prose p{margin:0 0 16px}.prose h2,.prose h3{color:#fff;margin-top:30px}.text-link{color:#fff;border-bottom:1px solid var(--red);padding-bottom:2px}.button-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:10px;font-weight:700}.btn.primary{background:linear-gradient(135deg,var(--red2),var(--red3));color:#fff}.btn.secondary{border:1px solid rgba(255,77,79,.5);background:var(--card);color:#fff}.media-frame{background:var(--deep);border:1px solid var(--border);border-radius:14px;overflow:hidden;min-height:220px;display:flex;align-items:center;justify-content:center}.media-frame img{width:100%;max-height:360px;object-fit:contain;object-position:center;display:block}.media-placeholder{width:100%;min-height:220px;display:flex;align-items:center;justify-content:center;color:#6b4a4a;letter-spacing:.18em;background:linear-gradient(135deg,#140b0b,#201010)}.home-hero{padding:34px 0 22px}.home-cover{max-height:300px}.home-cover img{max-height:300px}.home-copy{padding:26px 0 10px}.home-copy p{max-width:880px;color:var(--muted)}.sign-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.sign-card{padding:18px;border:1px solid var(--border);border-radius:12px;background:var(--card)}.sign-card:nth-child(even){border-top:3px solid var(--red3)}.sign-card:nth-child(odd){border-top:3px solid var(--red2)}.sign-card h3{margin:0 0 6px;color:#fff}.sign-card p{margin:0 0 12px;color:var(--muted);font-size:14px}.number-list{display:grid;gap:12px}.number-item{display:grid;grid-template-columns:64px 1fr;gap:16px;padding:18px;border-bottom:1px solid var(--border)}.number-item .num{color:var(--red2);font-size:32px;font-weight:800}.equal-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.equal-cards article{padding:18px;background:var(--card);border:1px solid var(--border);border-radius:14px}.equal-cards h3{color:#fff}.equal-cards p{color:var(--muted)}.mosaic{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.mosaic article{min-height:180px;padding:20px;background:var(--card);border:1px solid var(--border);border-radius:12px}.mosaic article:nth-child(2){transform:translateY(14px)}.file-list{display:grid;gap:10px}.file-row{display:grid;grid-template-columns:54px 1fr auto;align-items:center;gap:16px;padding:16px 18px;background:var(--card);border:1px solid var(--border);border-radius:10px}.file-row .file-no{font-size:20px;font-weight:800;color:var(--red2)}.rank-list{display:grid;gap:10px}.rank-row{display:grid;grid-template-columns:72px 1fr;gap:18px;padding:18px 0;border-bottom:1px solid var(--border)}.rank-no{font-size:44px;font-weight:900;color:var(--red)}.timeline{position:relative;padding-left:28px}.timeline:before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:var(--red3)}.timeline article{position:relative;margin:0 0 18px;padding:0 0 0 18px}.timeline 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var(--border);border-radius:10px;padding:16px 18px;margin-bottom:10px}.faq-list summary{cursor:pointer;color:#fff;font-weight:700}.faq-list p{color:var(--muted)}.app-icon-row{margin-bottom:16px}.app-icon{width:64px;height:64px;object-fit:contain;border-radius:12px;border:1px solid var(--border)}.site-notice{margin-top:42px;padding:14px 0;background:#120b0b;border-top:1px solid var(--border);border-bottom:1px solid var(--border);color:var(--muted);font-size:14px}.site-footer{margin-top:56px;padding:48px 0 24px;background:#080505;border-top:1px solid var(--border)}.footer-brand{display:flex;align-items:flex-start;justify-content:space-between;gap:30px;padding-bottom:28px;border-bottom:1px solid var(--border)}.footer-mark{display:flex;align-items:center;gap:14px}.footer-mark img{width:150px;height:34px;object-fit:contain;object-position:left}.footer-mark div{display:grid}.footer-mark span{color:var(--muted);font-size:12px}.footer-brand p{max-width:600px;color:var(--muted);margin:0}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:28px 0}.footer-grid h2{font-size:15px;color:#fff}.footer-grid a{display:block;color:var(--muted);margin:8px 0}.footer-grid a:hover{color:#fff}.footer-note{padding-top:18px;border-top:1px solid var(--border);color:var(--soft);font-size:13px}.overlay{position:fixed;inset:0;background:rgba(0,0,0,.68);z-index:100;opacity:0;pointer-events:none;transition:opacity .18s}.overlay.show{opacity:1;pointer-events:auto}.catalog-panel{position:fixed;z-index:110;top:94px;left:50%;width:min(1220px,100%);max-height:calc(100vh - 94px);overflow:auto;transform:translate(-50%,-120%);visibility:hidden;pointer-events:none;background:#110b0b;border:1px solid var(--border);box-shadow:var(--shadow);transition:transform .22s ease,visibility .22s}.catalog-panel.open{transform:translate(-50%,0);visibility:visible;pointer-events:auto}.catalog-head{position:sticky;top:0;z-index:2;display:flex;justify-content:space-between;align-items:center;padding:18px;background:#110b0b;border-bottom:1px solid var(--border)}.catalog-brand{display:flex;align-items:center;gap:12px}.catalog-brand img{width:140px;height:32px;object-fit:contain}.panel-close,.search-close{min-height:44px;padding:0 15px;border:1px solid var(--border);background:var(--card);color:#fff;border-radius:9px}.catalog-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding:18px}.catalog-grid section{background:var(--card);padding:16px;border:1px solid var(--border);border-radius:12px}.catalog-grid h2{margin-top:0;color:#fff;font-size:16px}.catalog-grid a{display:block;padding:10px 0;border-top:1px solid rgba(230,57,70,.12)}.catalog-grid b,.catalog-grid span{display:block}.catalog-grid 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@media(max-width:640px){.wrap,.head-inner{width:min(100% - 32px,var(--wrap))}.strip-brand{font-size:11px}.brand-grid{gap:8px}.brand-logo img{max-width:108px;height:30px}.catalog-button{min-width:60px}.app-link{font-size:13px}.home-hero{padding-top:20px}.home-cover{min-height:170px}.grid-2,.grid-3,.grid-4,.sign-grid,.equal-cards,.mosaic,.index-list{grid-template-columns:1fr}.mosaic article:nth-child(2){transform:none}.file-row{grid-template-columns:44px 1fr}.file-row>a{grid-column:2}.footer-brand{display:block}.footer-brand p{margin-top:18px}.footer-grid{grid-template-columns:1fr 1fr}.catalog-grid{grid-template-columns:1fr}.catalog-panel{width:100%;max-height:calc(100vh - 94px)}.search-panel{top:22px;bottom:0;background:#0a0707}.search-card{width:calc(100% - 24px);height:calc(100vh - 46px);margin:12px auto;overflow:auto}.number-item{grid-template-columns:48px 1fr}.rank-row{grid-template-columns:58px 1fr}.rank-no{font-size:36px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}