:root{--paper:#F6F1EA;--deep:#EFE6DA;--card:#FFFCF7;--ink:#161410;--text:#2A2622;--muted:#5C564E;--soft:#7A746C;--orange:#FF7A1A;--darkorange:#C85A00;--line:rgba(22,20,16,.14);--shadow:0 14px 36px rgba(22,20,16,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--text);font:16px/1.72 system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a{touch-action:manipulation}.skip-link{position:fixed;left:16px;top:-60px;background:var(--orange);color:var(--ink);padding:10px 14px;z-index:100}.skip-link:focus{top:12px}.site-header{position:fixed;inset:0 0 auto 0;z-index:60;box-shadow:0 3px 14px rgba(22,20,16,.08)}.ink-line{height:10px;background:var(--ink);color:var(--orange);font-size:10px;overflow:visible}.top-inner{max-width:1120px;margin:auto;height:10px;padding:0 16px;display:flex;align-items:center;justify-content:space-between}.brand-mini{font-weight:800;letter-spacing:.04em;white-space:nowrap}.plain-btn{height:28px;min-width:44px;border:1px solid var(--orange);background:var(--ink);color:var(--orange);padding:0 10px;cursor:pointer}.material-bar{height:48px;background:var(--paper);border-bottom:1px solid var(--line)}.bar-inner{max-width:1120px;height:100%;margin:auto;padding:0 16px;display:flex;align-items:center;justify-content:space-between;gap:14px}.brand-lockup{display:flex;align-items:center;min-width:0;font-size:20px}.logo-img{height:24px;max-width:180px;width:auto;object-fit:contain;object-position:center}.bar-actions{display:flex;gap:8px}.bar-actions a,.bar-actions button{min-height:44px;border-radius:10px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;font-weight:800}.material-open{background:var(--card);border:1px solid var(--ink);color:var(--ink);cursor:pointer}.app-link{background:var(--orange);color:var(--ink);border:1px solid var(--orange)}.spine{height:32px;background:var(--paper);border-bottom:1px solid var(--line)}.spine-inner{max-width:1120px;margin:auto;padding:0 16px;height:32px;display:flex;align-items:center;gap:11px;font-size:14px}.spine span{color:var(--orange);font-weight:900}.spine a{padding:4px 0;border-bottom:2px solid transparent}.spine a.is-current{border-bottom-color:var(--orange);color:var(--ink);font-weight:900}.site-main{max-width:1120px;margin:0 auto;padding:118px 16px 64px}.seo-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.hero,.section-block,.page-hero,.prose-card,.service-card{background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}.hero{padding:26px;text-align:center}.eyebrow{font-size:13px;font-weight:900;color:var(--darkorange);letter-spacing:.08em}.hero h1,.page-hero h1{font-size:clamp(28px,4vw,32px);line-height:1.25;margin:8px 0 12px;color:var(--ink)}.hero p,.page-hero p{max-width:820px;margin:0 auto 20px;color:var(--muted)}.hero-media{max-width:960px;margin:0 auto 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0}.quick-card{background:var(--ink);color:var(--paper);padding:22px;border-radius:12px;min-height:210px}.quick-card h2{margin:0 0 10px;color:var(--orange);font-size:20px}.quick-card p{margin:0;color:var(--paper)}.quick-card a{display:inline-block;margin-top:14px;color:var(--orange);font-weight:900}.section-block{margin:24px 0;padding:24px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:14px}.section-head h2{margin:0;color:var(--ink);font-size:24px}.section-head a{font-weight:900;color:var(--darkorange)}.section-block p{margin:0 0 14px}.section-image{width:100%;min-height:150px;background:var(--deep);border-radius:12px;display:flex;align-items:center;justify-content:center;overflow:hidden;margin-top:16px}.section-image img{width:100%;height:180px;object-fit:contain;object-position:center}.card-grid{grid-template-columns:repeat(4,1fr);margin:24px 0}.info-card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;box-shadow:var(--shadow)}.info-card h2,.info-card h3{margin:0 0 8px;color:var(--ink)}.info-card p{margin:0 0 10px}.info-card img{width:100%;height:160px;object-fit:contain;object-position:center;background:var(--deep);border-radius:10px;margin-bottom:12px}.status-grid{grid-template-columns:repeat(4,1fr);margin-top:16px}.status-card{padding:16px;background:var(--deep);border-left:4px solid var(--orange);border-radius:10px}.app-showcase{display:grid;grid-template-columns:minmax(220px,330px) 1fr;gap:24px;align-items:center}.app-showcase img{width:100%;max-height:420px;object-fit:contain}.icon-row{display:flex;align-items:center;gap:14px;margin-bottom:12px}.icon-row img{width:64px;height:64px;object-fit:contain}.page-hero{padding:26px;margin-bottom:24px}.page-hero .page-meta{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-top:14px}.tag{background:var(--deep);border:1px solid var(--line);border-radius:10px;padding:6px 10px;font-size:13px}.prose-card{padding:26px;margin:18px 0}.prose-card h2{color:var(--ink);margin:22px 0 8px;font-size:22px}.prose-card h2:first-child{margin-top:0}.prose-card h3{color:var(--ink);margin:18px 0 6px}.prose-card p{margin:0 0 12px}.prose-card ul{padding-left:22px}.notice{background:var(--deep);border-left:4px solid var(--orange);padding:16px;border-radius:10px;margin:16px 0}.timeline{display:grid;gap:12px}.timeline article{padding:16px;background:var(--deep);border-radius:10px;border:1px solid var(--line)}.faq-list{display:grid;gap:14px}.faq-item{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px}.faq-item h2{font-size:18px;margin:0 0 8px;color:var(--ink)}.site-footer{background:var(--ink);color:var(--paper);padding:38px 16px calc(30px + env(safe-area-inset-bottom))}.footer-inner{max-width:1120px;margin:auto}.footer-brand{display:flex;align-items:center;gap:14px;margin-bottom:24px}.footer-brand div{display:flex;flex-direction:column}.footer-brand span{color:var(--orange);font-size:12px;letter-spacing:.08em}.footer-grid{grid-template-columns:repeat(4,1fr)}.footer-grid h2{font-size:15px;color:var(--orange);margin:0 0 8px}.footer-grid a{display:block;color:var(--paper);padding:3px 0}.footer-note{margin:28px 0 8px;color:#F1E8DE}.copyright{margin:0;color:#CFC5BA;font-size:14px}.overlay{position:fixed;inset:0;background:rgba(22,20,16,.5);z-index:70}.material-drawer,.search-panel{position:fixed;z-index:80;visibility:hidden;pointer-events:none;opacity:0;transition:.18s ease}.material-drawer.open,.search-panel.open{visibility:visible;pointer-events:auto;opacity:1}.material-drawer{top:58px;left:50%;transform:translateX(-50%) translateY(-10px);width:min(560px,calc(100vw - 32px));height:340px;background:var(--paper);border-top:2px solid var(--orange);border-radius:0 0 12px 12px;box-shadow:var(--shadow);overflow:auto}.material-drawer.open{transform:translateX(-50%) translateY(0)}.drawer-head,.search-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--line)}.drawer-brand{display:flex;align-items:center;gap:10px}.drawer-close,.search-close{min-height:44px;border:1px solid var(--ink);background:var(--card);border-radius:10px;padding:0 12px;cursor:pointer}.drawer-grid{grid-template-columns:1fr 1fr;padding:14px 16px}.drawer-grid h2{font-size:14px;color:var(--darkorange);margin:0 0 6px}.drawer-grid a{display:block;padding:6px 0}.drawer-grid b{display:block;color:var(--ink)}.drawer-grid span{display:block;color:var(--muted);font-size:12px}.search-panel{top:58px;left:50%;transform:translateX(-50%) translateY(-10px);width:min(500px,calc(100vw - 32px));background:var(--paper);border-top:2px solid var(--orange);border-radius:0 0 12px 12px;box-shadow:var(--shadow);padding-bottom:16px}.search-panel.open{transform:translateX(-50%) translateY(0)}.search-panel label{display:block;padding:14px 16px 8px;color:var(--muted)}.search-panel input{display:block;width:calc(100% - 32px);margin:0 16px;border:1px solid var(--ink);background:var(--card);border-radius:10px;min-height:46px;padding:0 12px}.preset-links{padding:12px 16px 0;display:flex;flex-wrap:wrap;gap:8px}.preset-links a{border:1px solid var(--orange);background:var(--card);padding:8px 10px;border-radius:10px}.mobile-bottom{display:none}a:hover,a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(255,122,26,.45);outline-offset:2px}
@media(max-width:820px){.site-main{padding-top:82px;padding-bottom:88px}.spine{display:none}.material-drawer{top:58px;width:calc(100vw - 20px);height:60vh}.drawer-grid{grid-template-columns:1fr 1fr}.quick-grid,.card-grid,.status-grid{grid-template-columns:1fr 1fr}.app-showcase{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:65;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:var(--paper);border-top:1px solid var(--line)}.mobile-bottom a{min-height:50px;display:flex;align-items:center;justify-content:center;font-size:13px}.mobile-bottom a.is-current{background:var(--ink);color:var(--orange);font-weight:900}.site-footer{padding-bottom:calc(74px + env(safe-area-inset-bottom))}}
@media(max-width:560px){.top-inner{padding:0 10px}.brand-mini{font-size:9px}.bar-inner{padding:0 12px}.bar-actions{gap:6px}.bar-actions a,.bar-actions button{padding:0 10px;font-size:14px}.logo-img{max-width:130px}.site-main{padding-left:16px;padding-right:16px}.hero,.section-block,.page-hero,.prose-card{padding:18px}.quick-grid,.card-grid,.status-grid{grid-template-columns:1fr}.drawer-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.section-head{align-items:flex-start;flex-direction:column}.hero-media{min-height:130px}.section-image img{height:160px}}