.doc-nav a{display:block;padding:6px 16px;font-size:13px;color:#888;border-left:2px solid transparent;transition:all .15s;text-decoration:none}
.doc-nav a:hover{color:#1a1a2e}
.doc-nav a.active{color:#6366F1;border-left-color:#6366F1;font-weight:600;background:rgba(2,136,209,.04)}
.doc-nav .nav-group{font-size:11px;font-weight:700;color:#aaa;text-transform:uppercase;letter-spacing:1.5px;padding:16px 16px 4px;margin-top:8px}
.doc-nav .nav-group:first-child{margin-top:0}
.prose h2{font-size:22px;font-weight:700;color:#1a1a2e;margin:32px 0 12px;padding-top:24px;border-top:1px solid #eee}
.prose h2:first-child{border-top:none;padding-top:0;margin-top:0}
.prose h3{font-size:17px;font-weight:600;color:#1a1a2e;margin:24px 0 8px}
.prose h4{font-size:14px;font-weight:600;color:#1a1a2e;margin:16px 0 6px}
.prose p{color:#555;font-size:14px;line-height:1.8;margin-bottom:12px}
.prose ul,.prose ol{margin:8px 0 16px 20px}.prose ul{list-style:disc}.prose ol{list-style:decimal}
.prose li{color:#555;font-size:14px;line-height:1.8}
.prose code{background:#f5f5f7;padding:2px 6px;border-radius:4px;font-size:13px;font-family:'JetBrains Mono',monospace;color:#6366F1}
.prose pre{background:#0d1117;border-radius:10px;padding:16px 20px;overflow-x:auto;margin:12px 0 20px;border:1px solid #2a2a4a}
.prose pre code{background:none;color:#e2e8f0;padding:0;font-size:13px;line-height:1.7}
.prose table{width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:13px}
.prose th{text-align:left;padding:10px 12px;background:#f5f5f7;color:#1a1a2e;font-weight:600;border-bottom:2px solid #eee}
.prose td{padding:10px 12px;border-bottom:1px solid #eee;color:#555}
.prose .tip{background:#fff7ed;border:1px solid #fed7aa;border-radius:10px;padding:14px 18px;margin:16px 0;font-size:13px;color:#9a3412}
.prose .tip strong{color:#c2410c}
.prose .info{background:#eff6ff;border:1px solid #bfdbfe;border-radius:10px;padding:14px 18px;margin:16px 0;font-size:13px;color:#1e40af}
.prose .info strong{color:#1d4ed8}
.tab-btn{padding:8px 18px;border-radius:999px;font-size:13px;font-weight:600;cursor:pointer;transition:all .2s;border:1px solid #eee;color:#666;background:#fff}
.tab-btn:hover{border-color:#6366F1;color:#6366F1}
.tab-btn.active{background:linear-gradient(135deg,#4F46E5,#8B5CF6);color:#fff;border-color:transparent}
.lang-btn{font-size:12px;padding:4px 10px;border-radius:6px;cursor:pointer;transition:all .15s;border:1px solid #ddd;background:#fff}
.lang-btn.active{background:#1a1a2e;color:#fff;border-color:#1a1a2e}
.section-panel{display:none}
.section-panel.active{display:block}