.lg-root{background:var(--pg-bg);color:var(--pg-text);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif;min-height:100vh;overflow-x:hidden}.lg-hero{border-bottom:1px solid var(--pg-border-light);margin:0 auto;max-width:1080px;padding:48px 40px 40px}.lg-hero-eyebrow{align-items:center;background:var(--pg-orange-light);border-radius:20px;color:var(--pg-orange);display:inline-flex;font-size:11px;font-weight:600;gap:6px;margin-bottom:16px;padding:3px 12px}.lg-hero h1{color:var(--pg-text);font-size:32px;font-weight:800;letter-spacing:-.02em;line-height:1.2;margin:0 0 10px}.lg-hero-meta{align-items:center;color:var(--pg-text-muted);display:flex;flex-wrap:wrap;font-size:13px;gap:20px}.lg-hero-meta span{align-items:center;display:inline-flex;gap:5px}.lg-body{align-items:flex-start;display:flex;gap:48px;margin:0 auto;max-width:1080px;padding:40px 40px 80px}.lg-toc{flex-shrink:0;min-width:200px;position:sticky;top:72px;width:200px}.lg-toc-title{color:var(--pg-text-muted);font-size:11px;font-weight:700;letter-spacing:.08em;margin-bottom:10px;padding-left:10px;text-transform:uppercase}.lg-toc-list{display:flex;flex-direction:column;gap:2px}.lg-toc-item{border-radius:7px;color:var(--pg-text-secondary);display:block;font-size:12px;line-height:1.4;padding:6px 10px;text-decoration:none;transition:background .15s,color .15s}.lg-toc-item:hover{background:var(--pg-hover-bg);color:var(--pg-text)}.lg-toc-item.active{background:var(--pg-orange-light);color:var(--pg-orange);font-weight:500}.lg-article{flex:1;min-width:0}.lg-section{margin-bottom:44px;scroll-margin-top:80px}.lg-section-num{color:var(--pg-orange);font-size:11px;font-weight:700;letter-spacing:.06em;margin-bottom:6px;text-transform:uppercase}.lg-section h2{align-items:center;border-bottom:1px solid var(--pg-border-light);color:var(--pg-text);display:flex;font-size:18px;font-weight:700;gap:10px;margin:0 0 16px;padding-bottom:10px}.lg-section h2 .lg-h2-icon{align-items:center;border-radius:8px;display:flex;flex-shrink:0;height:28px;justify-content:center;width:28px}.lg-section p{color:var(--pg-text-secondary);font-size:14px;line-height:1.9;margin:0 0 12px}.lg-section p:last-child{margin-bottom:0}.lg-section h3{color:var(--pg-text);font-size:14px;font-weight:600;margin:18px 0 8px}.lg-ol{display:flex;flex-direction:column;gap:8px;margin:0 0 12px;padding-left:20px}.lg-ol li{color:var(--pg-text-secondary);font-size:14px;line-height:1.8;padding-left:4px}.lg-ol li strong{color:var(--pg-text);font-weight:600}.lg-ul{flex-direction:column;list-style:none;margin:0 0 12px;padding:0}.lg-ul,.lg-ul li{display:flex;gap:8px}.lg-ul li{color:var(--pg-text-secondary);font-size:14px;line-height:1.8;padding-left:0}.lg-ul li:before{background:var(--pg-orange);border-radius:50%;content:"";flex-shrink:0;height:5px;margin-top:9px;width:5px}.lg-ul li strong{color:var(--pg-text);font-weight:600}.lg-highlight{background:var(--pg-orange-pale);border:1px solid var(--pg-orange-light);border-left:3px solid var(--pg-orange);border-radius:8px;color:var(--pg-text-secondary);font-size:13px;line-height:1.8;margin:16px 0;padding:14px 16px}.lg-highlight strong{color:var(--pg-orange)}.lg-info{background:#3b82f60d;border:1px solid rgba(59,130,246,.15);border-left:3px solid #3b82f6;border-radius:8px;color:var(--pg-text-secondary);font-size:13px;line-height:1.8;margin:16px 0;padding:14px 16px}.lg-info strong{color:#3b82f6}.lg-table-wrap{margin:16px 0;overflow-x:auto}.lg-table{border-collapse:collapse;font-size:13px;width:100%}.lg-table th{background:var(--pg-hover-bg);color:var(--pg-text);font-size:12px;font-weight:600;text-align:left}.lg-table td,.lg-table th{border:1px solid var(--pg-border-light);padding:10px 14px}.lg-table td{color:var(--pg-text-secondary);line-height:1.7;vertical-align:top}.lg-section-divider{background:var(--pg-border-light);height:1px;margin-bottom:44px}.lg-contact-card{align-items:flex-start;background:linear-gradient(135deg,var(--pg-orange-pale) 0,rgba(124,58,237,.04) 100%);border:1px solid var(--pg-orange-light);border-radius:14px;display:flex;gap:20px;margin-top:24px;padding:28px 24px}.lg-contact-icon{align-items:center;background:var(--pg-orange-light);border-radius:12px;color:var(--pg-orange);display:flex;flex-shrink:0;height:44px;justify-content:center;width:44px}.lg-contact-body h3{color:var(--pg-text);font-size:15px;font-weight:700;margin:0 0 6px}.lg-contact-body p{color:var(--pg-text-secondary);font-size:13px;line-height:1.7;margin:0 0 12px}.lg-contact-links{display:flex;flex-wrap:wrap;gap:12px}.lg-contact-link{align-items:center;border:1px solid var(--pg-orange-light);border-radius:6px;color:var(--pg-orange);display:inline-flex;font-size:12px;gap:5px;padding:4px 10px;text-decoration:none;transition:background .15s}.lg-contact-link:hover{background:var(--pg-orange-light)}.lg-footer{align-items:center;border-top:1px solid var(--pg-border-light);color:var(--pg-text-muted);display:flex;flex-wrap:wrap;font-size:12px;gap:8px;justify-content:space-between;margin:0 auto;max-width:1080px;padding:20px 40px}.lg-footer-links{display:flex;gap:16px}.lg-footer-links a{color:var(--pg-text-muted);text-decoration:none}.lg-footer-links a:hover{color:var(--pg-text)}