:root{--bg: #ffffff;--bg-soft: #f6f8fa;--text: #1f2328;--text-muted: #656d76;--border: #d8dee4;--brand: #0969da;--brand-soft: #ddf4ff;--warn: #bf8700;--warn-soft: #fff8c5;--radius: 8px;--max: 960px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);line-height:1.75;font-size:16px}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}.site-header{border-bottom:1px solid var(--border);background:var(--bg);position:sticky;top:0;z-index:10}.site-header .wrap{display:flex;align-items:center;gap:24px;height:60px}.logo{font-weight:700;font-size:18px;color:var(--text);white-space:nowrap}.logo:hover{text-decoration:none}.nav{display:flex;gap:18px;font-size:15px;overflow-x:auto}.nav a{color:var(--text-muted);white-space:nowrap}.nav a:hover{color:var(--brand)}.hero{padding:48px 0 32px}.hero h1{font-size:30px;margin:0 0 12px;line-height:1.4}.hero p{color:var(--text-muted);margin:0;font-size:16px}.search-box{margin-top:24px;position:relative}.search-box input{width:100%;padding:12px 16px;font-size:16px;border:1px solid var(--border);border-radius:var(--radius);outline:none;font-family:inherit}.search-box input:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}#search-results{position:absolute;top:100%;left:0;right:0;background:#fff;border:1px solid var(--border);border-radius:var(--radius);margin-top:6px;max-height:320px;overflow-y:auto;box-shadow:0 8px 24px #00000014;display:none;z-index:20}#search-results.show{display:block}#search-results a{display:block;padding:10px 16px;border-bottom:1px solid var(--bg-soft);color:var(--text);font-size:15px}#search-results a:hover{background:var(--bg-soft);text-decoration:none}#search-results .empty{padding:14px 16px;color:var(--text-muted);font-size:14px}.section{padding:24px 0 8px}.section-title{font-size:20px;margin:32px 0 4px;padding-bottom:8px;border-bottom:1px solid var(--border)}.section-desc{color:var(--text-muted);font-size:14px;margin:8px 0 16px}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin-bottom:8px}.card{border:1px solid var(--border);border-radius:var(--radius);padding:16px;background:#fff;display:flex;flex-direction:column;gap:8px;transition:border-color .15s,box-shadow .15s}.card:hover{border-color:var(--brand);box-shadow:0 2px 10px #0969da14;text-decoration:none}.card h3{margin:0;font-size:17px;color:var(--brand)}.card .meta{font-size:13px;color:var(--text-muted)}.card p{margin:0;font-size:14px;color:var(--text-muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.badge{display:inline-block;font-size:12px;padding:2px 8px;border-radius:20px;background:var(--bg-soft);color:var(--text-muted);border:1px solid var(--border)}.article{padding:32px 0 48px}.article h1{font-size:28px;margin:0 0 8px;line-height:1.4}.article h2{font-size:20px;margin:36px 0 12px;padding-bottom:8px;border-bottom:1px solid var(--border)}.article h3{font-size:17px;margin:24px 0 8px}.article p{margin:0 0 14px}.article ul,.article ol{margin:0 0 16px;padding-left:24px}.article li{margin-bottom:6px}.breadcrumb{font-size:14px;color:var(--text-muted);margin-bottom:16px}.breadcrumb a{color:var(--text-muted)}.info-table{width:100%;border-collapse:collapse;font-size:15px;margin-bottom:8px}.info-table th,.info-table td{border:1px solid var(--border);padding:8px 12px;text-align:left;vertical-align:top}.info-table th{background:var(--bg-soft);width:120px;font-weight:600;white-space:nowrap}.download-box{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-soft);padding:16px 20px;margin:16px 0 24px}.download-box h3{margin:0 0 10px;font-size:16px}.mirror-list{list-style:none;margin:0;padding:0}.mirror-list li{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:10px 0;border-bottom:1px dashed var(--border);font-size:15px}.mirror-list li:last-child{border-bottom:none}.mirror-list .label{flex:1 1 220px}.mirror-list .pending{color:var(--text-muted);font-size:13px;background:var(--warn-soft);padding:2px 8px;border-radius:4px}.btn{display:inline-block;padding:6px 14px;border-radius:6px;background:var(--brand);color:#fff;font-size:14px;white-space:nowrap}.btn:hover{background:#0860ca;text-decoration:none}.btn-outline{background:#fff;color:var(--brand);border:1px solid var(--brand)}.btn-outline:hover{background:var(--brand-soft);text-decoration:none}.notice{border-left:4px solid var(--warn);background:var(--warn-soft);padding:12px 16px;font-size:14px;border-radius:0 var(--radius) var(--radius) 0;margin:16px 0}.faq-item{margin-bottom:18px}.faq-item .q{font-weight:600;margin-bottom:4px}.faq-item .a{color:var(--text-muted);margin:0}.site-footer{border-top:1px solid var(--border);margin-top:48px;padding:28px 0 40px;font-size:14px;color:var(--text-muted)}.site-footer p{margin:0 0 6px}.site-footer a{color:var(--text-muted)}@media(max-width:640px){.hero h1{font-size:24px}.article h1{font-size:23px}.site-header .wrap{flex-direction:column;align-items:flex-start;gap:8px;height:auto;padding-top:12px;padding-bottom:8px}.info-table th{width:88px}}