:root{--bg:#0D0D0D;--deep:#070707;--panel:#171717;--sub:#222222;--title:#F2F2F2;--text:#C8C8C8;--muted:#9A9A9A;--soft:#6E6E6E;--silver:#C8C8C8;--bright:#E8E8E8;--ink:#1A1A1A;--red:#B85A5A;--border:rgba(232,232,232,.12);--border-strong:rgba(232,232,232,.36);--shadow:0 12px 28px rgba(0,0,0,.45);--max:1120px}*{box-sizing:border-box}html{background:var(--bg);color:var(--text);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",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}body.is-locked{overflow:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button{font:inherit}button,a{-webkit-tap-highlight-color:transparent}.skip-link{position:fixed;left:10px;top:-60px;z-index:9999;background:var(--bright);color:var(--bg);padding:8px 12px;border-radius:8px}.skip-link:focus{top:8px}.site-header{position:fixed;inset:0 0 auto 0;z-index:700}.inkline{height:22px;background:var(--deep);border-bottom:1px solid var(--border);font-size:12px}.top-wrap,.brand-wrap,.footer-wrap,.section-wrap{width:min(var(--max),calc(100% - 32px));margin:0 auto}.top-wrap{height:22px;display:flex;align-items:center;justify-content:space-between;gap:16px}.ink-brand{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.plain-action{border:0;background:transparent;color:var(--silver);height:22px;padding:0 8px;cursor:pointer}.brandbar{height:60px;background:var(--ink);border-bottom:1px solid var(--border)}.brand-wrap{height:60px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}.brand-logo{justify-self:start;min-width:80px;height:44px;display:flex;align-items:center;color:var(--title);font-size:16px;font-weight:700}.logo-img{height:28px;width:auto;object-fit:contain;object-position:center}.drawer-open,.app-link,.btn,.search-presets a{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;transition:.18s ease;cursor:pointer}.drawer-open{justify-self:center;min-width:84px;border:1px solid var(--border-strong);background:var(--sub);color:var(--bright)}.app-link{justify-self:end;padding:0 16px;border:1px solid var(--border);background:var(--deep);color:var(--silver)}.topic-tabs{height:40px;background:var(--deep);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:center;gap:8px;padding:4px 16px}.topic-tabs a{height:32px;min-width:88px;display:flex;align-items:center;justify-content:center;border-radius:8px;color:var(--muted);font-size:13px}.topic-tabs a.is-active{background:var(--silver);color:var(--bg);font-weight:700}.page-shell{padding-top:146px;padding-bottom:32px;min-height:70vh}.hero,.content-section{width:min(var(--max),calc(100% - 32px));margin:0 auto 24px}.hero{padding-top:12px}.eyebrow{font-size:12px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}.hero h1,.page-title{font-size:24px;line-height:1.3;color:var(--title);margin:10px 0 12px}.hero p,.lead{max-width:840px;margin:0;color:var(--text)}h2{font-size:20px;line-height:1.4;color:var(--title);margin:0 0 10px}h3{font-size:16px;color:var(--bright);margin:0 0 8px}p{margin:0 0 12px}.media-slot{width:100%;background:var(--ink);border:1px solid var(--border);border-radius:14px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.banner-slot{height:260px}.card-media{height:180px}.wide-media{height:200px}.app-media{height:360px}.section-card{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:18px;box-shadow:var(--shadow)}.section-card + .section-card{margin-top:14px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.feature-card{background:var(--panel);border:1px solid var(--border);border-radius:14px;overflow:hidden}.feature-card .body{padding:16px}.feature-card p{color:var(--muted)}.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.btn{height:44px;padding:0 18px;font-size:14px;border:1px solid transparent}.btn-primary{background:linear-gradient(135deg,#E8E8E8 0%,#C8C8C8 55%,#8A8A8A 100%);color:var(--bg);font-weight:700}.btn-secondary{background:var(--deep);border-color:var(--border-strong);color:var(--bright)}.btn:hover,.drawer-open:hover,.app-link:hover,.search-presets a:hover{transform:translateY(-1px);border-color:var(--border-strong)}a:focus-visible,button:focus-visible{outline:2px solid var(--bright);outline-offset:3px}.number-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:16px}.number-card{padding:16px;border-radius:12px;background:var(--sub);border:1px solid var(--border)}.number-card strong{font-size:24px;color:var(--bright);display:block;line-height:1}.number-card span{display:block;margin-top:8px;color:var(--text)}.shelf{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.shelf article{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:16px}.shelf .tag,.status,.pill{display:inline-flex;align-items:center;min-height:28px;padding:2px 9px;border:1px solid var(--border);border-radius:999px;font-size:12px;color:var(--muted)}.checklist{counter-reset:item;display:grid;gap:10px}.check-item{display:grid;grid-template-columns:48px 1fr;gap:12px;align-items:start;padding:15px;background:var(--panel);border:1px solid var(--border);border-radius:12px}.check-item::before{counter-increment:item;content:counter(item,decimal-leading-zero);display:flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:12px;background:var(--silver);color:var(--bg);font-weight:800}.timeline{position:relative;margin-left:10px;padding-left:26px;border-left:1px solid var(--border-strong)}.timeline article{position:relative;padding:0 0 20px}.timeline article::before{content:"";position:absolute;left:-33px;top:7px;width:12px;height:12px;border-radius:50%;background:var(--silver);box-shadow:0 0 0 4px var(--bg)}.timeline h3{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.memo-list{display:grid;gap:12px}.memo{padding:16px;border-radius:12px;background:var(--panel);border-left:3px solid var(--red);border-top:1px solid var(--border);border-right:1px solid var(--border);border-bottom:1px solid var(--border)}.prose{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:20px}.prose section+section{margin-top:22px;padding-top:20px;border-top:1px solid var(--border)}.prose ul{margin:8px 0 0;padding-left:20px}.prose li{margin:6px 0}.faq{display:grid;gap:12px}.faq article{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:16px}.faq h2{font-size:16px;margin-bottom:8px}.notice{background:var(--sub);border:1px solid var(--border-strong);border-radius:12px;padding:15px;color:var(--text)}.site-footer{background:var(--deep);border-top:1px solid var(--border);color:var(--silver);font-size:13px;padding:28px 0 calc(28px + env(safe-area-inset-bottom))}.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:22px}.footer-brand strong{font-size:16px;color:var(--title)}.footer-brand span{color:var(--muted);font-size:12px}.footer-logo-slot{width:44px;height:30px;display:flex;align-items:center}.footer-logo{height:28px;width:auto;object-fit:contain}.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;padding-bottom:20px;border-bottom:1px solid var(--border)}.footer-grid h2{font-size:13px;color:var(--bright);margin-bottom:10px}.footer-grid a{display:block;color:var(--muted);padding:3px 0}.footer-grid a:hover{color:var(--bright)}.footer-note{margin-top:18px;color:var(--muted);max-width:860px}.copyright{color:var(--soft);margin-bottom:0}.overlay{position:fixed;inset:0;z-index:800;background:rgba(0,0,0,.68);opacity:0;visibility:hidden;pointer-events:none;transition:.18s ease}.overlay.is-visible{opacity:1;visibility:visible;pointer-events:auto}.drawer{position:fixed;z-index:900;left:0;top:0;bottom:0;width:400px;max-width:86vw;background:var(--deep);border-right:1px solid var(--border-strong);box-shadow:var(--shadow);transform:translateX(-102%);visibility:hidden;pointer-events:none;transition:.22s ease;display:flex;flex-direction:column}.drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{height:72px;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border)}.drawer-brand{display:flex;align-items:center;gap:10px}.drawer-brand strong{display:block;color:var(--title)}.drawer-brand span{display:block;color:var(--muted);font-size:12px}.drawer-logo-slot{width:72px;height:30px;display:flex;align-items:center}.drawer-logo{height:28px;object-fit:contain}.icon-close{width:44px;height:44px;border-radius:10px;border:1px solid var(--border);background:var(--panel);color:var(--bright);font-size:24px;cursor:pointer}.drawer-scroll{overflow-y:auto;padding:14px 16px 28px}.drawer-scroll section+section{margin-top:18px}.drawer-scroll h2{font-size:13px;color:var(--muted);margin-bottom:8px}.drawer-scroll a{display:grid;gap:2px;padding:10px 12px;border-radius:10px;border:1px solid transparent}.drawer-scroll a:hover{background:var(--panel);border-color:var(--border)}.drawer-scroll a strong{font-size:14px;color:var(--title)}.drawer-scroll a span{font-size:12px;color:var(--muted)}.search-panel{position:fixed;z-index:910;left:0;right:0;top:82px;visibility:hidden;pointer-events:none;opacity:0;transform:translateY(-8px);transition:.18s ease}.search-panel.is-open{visibility:visible;pointer-events:auto;opacity:1;transform:translateY(0)}.search-card{width:min(720px,calc(100% - 32px));margin:0 auto;background:var(--ink);border:1px solid var(--border-strong);border-radius:0 0 14px 14px;box-shadow:var(--shadow);padding:18px}.search-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.search-head h2{margin:0}.search-card p{color:var(--muted)}.search-presets{display:flex;flex-wrap:wrap;gap:8px}.search-presets a{min-height:40px;padding:0 14px;background:var(--panel);border:1px solid var(--border);color:var(--bright)}.mobile-bar{display:none}.table-like{display:grid;gap:10px}.row-card{display:grid;grid-template-columns:150px 1fr;gap:16px;padding:14px 16px;border-radius:12px;background:var(--panel);border:1px solid var(--border)}.row-card strong{color:var(--bright)}.row-card span{color:var(--muted)}
@media(max-width:800px){.topic-tabs{display:none}.page-shell{padding-top:96px;padding-bottom:76px}.brand-wrap{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:8px}.brand-logo{min-width:0}.brand-logo span{font-size:15px}.drawer-open{min-width:72px}.app-link{padding:0 12px}.grid-3,.grid-2,.shelf,.number-grid,.footer-grid{grid-template-columns:1fr}.banner-slot{height:220px}.card-media{height:170px}.wide-media{height:190px}.app-media{height:320px}.mobile-bar{position:fixed;z-index:650;left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--deep);border-top:1px solid var(--border);display:grid;grid-template-columns:repeat(5,1fr)}.mobile-bar a{display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--muted);min-width:0}.mobile-bar a.is-active{background:var(--silver);color:var(--bg);font-weight:700}.site-footer{padding-bottom:calc(76px + env(safe-area-inset-bottom))}.search-panel{top:0;bottom:0;background:var(--deep);transform:none}.search-panel.is-open{transform:none}.search-card{width:100%;height:100%;border:0;border-radius:0;margin:0;padding:24px 16px;box-shadow:none}.search-head{padding-top:6px}.search-presets{display:grid;grid-template-columns:1fr 1fr}.search-presets a{min-height:48px}.row-card{grid-template-columns:1fr;gap:4px}.footer-brand{align-items:flex-start}.hero h1,.page-title{font-size:24px}.content-section{margin-bottom:18px}}
@media(max-width:420px){.top-wrap,.brand-wrap,.footer-wrap,.section-wrap,.hero,.content-section{width:min(100% - 32px,var(--max))}.ink-brand{max-width:72vw}.app-link{font-size:13px;padding:0 10px}.drawer-open{font-size:13px;min-width:66px}.search-presets{grid-template-columns:1fr}.banner-slot{height:200px}.app-media{height:280px}}