:root{--bg:#0D0D0D;--deep:#070707;--panel:#171717;--panel2:#222222;--title:#F2F2F2;--text:#C8C8C8;--muted:#9A9A9A;--soft:#6E6E6E;--silver:#C8C8C8;--bright:#E8E8E8;--ink:#1A1A1A;--red:#B85A5A;--line:rgba(232,232,232,.12);--line-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);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}.lock-scroll{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit}a,button{outline:none}a:focus-visible,button:focus-visible{box-shadow:0 0 0 2px var(--bright),0 0 0 4px var(--deep)}.ink-line{position:fixed;top:0;left:0;right:0;z-index:50;height:22px;background:var(--deep);border-bottom:1px solid var(--line);font-size:12px}.bar-inner{max-width:var(--max);height:100%;margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between}.text-btn,.icon-btn,.drawer-open{border:0;background:transparent;cursor:pointer;min-height:44px}.main-bar{position:fixed;top:22px;left:0;right:0;z-index:49;height:60px;background:var(--ink);border-bottom:1px solid var(--line)}.main-bar-inner{display:grid;grid-template-columns:1fr auto 1fr;gap:16px}.brand-link{justify-self:start;min-height:44px;display:flex;align-items:center}.brand-logo{height:28px;max-width:150px;object-fit:contain;object-position:center}.brand-fallback{font-weight:700;color:var(--title);font-size:16px}.drawer-open{justify-self:center;color:var(--bright);padding:0 18px;border-left:1px solid var(--line);border-right:1px solid var(--line)}.app-link{justify-self:end;min-height:44px;display:flex;align-items:center;color:var(--bright)}.case-tabs{position:fixed;top:82px;left:0;right:0;z-index:48;height:40px;background:#111;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:center;gap:8px}.case-tabs a{height:30px;min-width:74px;padding:0 16px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:13px}.case-tabs a.is-active{background:var(--bright);color:var(--bg)}.site-main{padding-top:122px;min-height:70vh}.content-wrap{max-width:var(--max);margin:0 auto;padding:36px 20px 72px}.page-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:13px;letter-spacing:.08em;text-transform:uppercase}.page-kicker:before{content:"";width:28px;height:1px;background:var(--line-strong)}h1,h2,h3{color:var(--title);margin-top:0}h1{font-size:24px;line-height:1.3;margin:12px 0 14px}h2{font-size:20px;line-height:1.4}h3{font-size:16px;line-height:1.45}.lead{max-width:840px;color:var(--text);font-size:16px}.muted{color:var(--muted)}.hero-copy{padding:22px 0 10px}.brand-title{font-size:28px;margin-bottom:6px}.tagline{font-size:20px;color:var(--bright);margin:0 0 10px}.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}.btn{height:42px;min-width:124px;padding:0 18px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:14px}.btn-primary{background:linear-gradient(135deg,#E8E8E8 0%,#C8C8C8 55%,#8A8A8A 100%);color:#0D0D0D;font-weight:700}.btn-secondary{background:#111;color:var(--bright);border:1px solid var(--line-strong)}.media-slot{width:100%;background:var(--ink);border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{display:block;width:100%;height:100%;object-fit:contain;object-position:center}.banner-slot{height:260px}.card-slot{height:180px}.wide-slot{height:200px}.app-slot{height:min(360px,70vw);max-height:360px}.icon-slot{width:64px;height:64px}.grid-3,.grid-2,.grid-4{display:grid;gap:16px}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.section{padding:34px 0;border-top:1px solid var(--line)}.section:first-child{border-top:0}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px;box-shadow:var(--shadow)}.card h2,.card h3{margin-bottom:8px}.card p:last-child{margin-bottom:0}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:16px}.section-heading p{margin:0;color:var(--muted);max-width:640px}.number-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.number-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px}.number-card strong{display:block;font-size:28px;color:var(--bright);line-height:1;margin-bottom:14px}.shelf{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.shelf-item{min-height:150px;border:1px solid var(--line);background:linear-gradient(180deg,#1b1b1b,#121212);border-radius:12px;padding:18px;display:flex;flex-direction:column}.shelf-item span{margin-top:auto;color:var(--muted);font-size:13px}.big-list{display:grid;gap:12px}.big-item{display:grid;grid-template-columns:72px 1fr;gap:16px;align-items:start;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px}.big-num{font-size:34px;color:var(--bright);font-weight:700;line-height:1}.timeline{position:relative;margin-left:8px}.timeline:before{content:"";position:absolute;left:10px;top:8px;bottom:8px;width:1px;background:var(--line-strong)}.timeline-item{position:relative;padding:0 0 24px 42px}.timeline-item:before{content:"";position:absolute;left:4px;top:7px;width:13px;height:13px;border-radius:50%;background:var(--bright);border:3px solid var(--bg)}.status{display:inline-flex;padding:2px 8px;border:1px solid var(--line-strong);border-radius:999px;font-size:12px;color:var(--bright)}.note-list{display:grid;gap:12px}.note{border-left:3px solid var(--red);background:var(--panel);padding:16px 18px;border-radius:0 12px 12px 0}.plain-list{display:grid;gap:10px}.plain-list article{padding:16px 18px;background:var(--panel);border:1px solid var(--line);border-radius:12px}.article-copy p{margin:0 0 14px}.article-copy ul{margin:10px 0 0;padding-left:20px}.article-copy li{margin:8px 0}.faq{display:grid;gap:12px}.faq details{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:0 18px}.faq summary{cursor:pointer;color:var(--title);font-weight:700;min-height:52px;display:flex;align-items:center}.faq p{margin:0 0 18px;color:var(--text)}.notice{background:var(--panel2);border:1px solid var(--line-strong);border-radius:12px;padding:18px}.site-footer{background:var(--deep);border-top:1px solid var(--line);font-size:13px;color:var(--silver)}.footer-inner{max-width:var(--max);margin:0 auto;padding:32px 20px 92px}.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:26px}.footer-brand div{display:flex;flex-direction:column}.footer-brand span{color:var(--muted);font-size:11px}.footer-groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.footer-groups h2{font-size:13px;color:var(--muted);margin:0 0 8px}.footer-groups a{display:block;min-height:28px;color:var(--text)}.footer-note{margin:26px 0 0;padding-top:20px;border-top:1px solid var(--line);color:var(--muted)}.copyright{margin:8px 0 0;color:var(--soft)}.overlay{position:fixed;inset:0;z-index:70;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:80;top:0;bottom:0;left:0;width:400px;max-width:86vw;background:#101010;border-right:1px solid var(--line-strong);transform:translateX(-102%);visibility:hidden;pointer-events:none;transition:transform .24s ease,visibility .24s}.drawer.is-open{transform:none;visibility:visible;pointer-events:auto}.drawer-head{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid var(--line)}.drawer-brand{display:flex;align-items:center;gap:10px}.drawer-scroll{height:calc(100vh - 72px);overflow:auto;padding:10px 16px 30px}.drawer section{padding:12px 0;border-bottom:1px solid var(--line)}.drawer section h2{font-size:12px;color:var(--muted);letter-spacing:.1em}.drawer section a{display:block;padding:10px 8px;border-radius:8px}.drawer section a:hover{background:var(--panel2)}.drawer section b{display:block;color:var(--title)}.drawer section span{display:block;color:var(--muted);font-size:12px}.search-panel{position:fixed;z-index:79;left:0;right:0;top:82px;visibility:hidden;opacity:0;pointer-events:none;transition:.2s}.search-panel.is-open{visibility:visible;opacity:1;pointer-events:auto}.search-card{max-width:var(--max);margin:0 auto;background:var(--ink);border:1px solid var(--line-strong);border-radius:0 0 14px 14px;padding:20px;box-shadow:var(--shadow)}.search-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.search-head strong{font-size:18px;color:var(--title)}.search-head p{margin:2px 0 0;color:var(--muted)}.search-presets{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.search-presets a{height:40px;padding:0 16px;display:flex;align-items:center;border:1px solid var(--line-strong);border-radius:10px;background:#111}.mobile-bottom{display:none}
@media(max-width:780px){.bar-inner{padding:0 16px}.main-bar-inner{grid-template-columns:1fr auto 1fr;gap:6px}.brand-logo{max-width:92px}.brand-fallback{font-size:15px}.drawer-open{padding:0 12px}.app-link{font-size:13px}.case-tabs{display:none}.site-main{padding-top:82px}.content-wrap{padding:24px 16px 80px}.grid-3,.grid-2,.grid-4,.number-grid,.shelf,.footer-groups{grid-template-columns:1fr}.banner-slot{height:260px}.card-slot{height:180px}.wide-slot{height:200px}.big-item{grid-template-columns:54px 1fr}.big-num{font-size:28px}.section{padding:26px 0}.section-heading{display:block}.site-footer{padding-bottom:48px}.footer-inner{padding-left:16px;padding-right:16px}.drawer{width:86vw}.search-panel{top:0;bottom:0;background:#090909}.search-card{height:100%;border-radius:0;border:0;padding:24px 16px}.search-presets{display:grid;grid-template-columns:repeat(2,1fr)}.search-presets a{justify-content:center}.mobile-bottom{position:fixed;z-index:60;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:#0b0b0b;border-top:1px solid var(--line-strong)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;font-size:12px;min-width:0}.mobile-bottom a.is-active{background:var(--bright);color:var(--bg)}.footer-inner{padding-bottom:96px}}
@media(min-width:781px){.card:hover,.number-card:hover,.shelf-item:hover{border-color:var(--line-strong);transform:translateY(-1px)}}

.mt-16{margin-top:16px}.mt-18{margin-top:18px}.mt-20{margin-top:20px}.mt-22{margin-top:22px}.mb-14{margin-bottom:14px}.m-0{margin:0}.icon-title-row{display:flex;gap:12px;align-items:center}.footer-groups a{min-height:44px;display:flex;align-items:center}.search-presets a{height:44px}.btn{height:44px}