.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin:28px 0 0;font-size:14px;font-weight:700;color:var(--text-dim)}.breadcrumb a{color:var(--text-secondary);text-decoration:none;border-bottom:2px solid transparent;transition:color .12s,border-color .12s}.breadcrumb a:hover{color:var(--primary);border-bottom-color:var(--primary)}.breadcrumb .sep{color:var(--text-dim)}.breadcrumb .current{color:var(--text-secondary)}.article-hero{padding:18px 0 8px}.article-hero h1{font-size:38px;font-weight:900;letter-spacing:-.02em;line-height:1.18;margin:4px 0 12px;color:var(--text)}.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;font-size:14px;font-weight:600;color:var(--text-dim);margin-bottom:8px}.article-meta .dot{color:var(--text-dim)}.article-meta .updated{color:var(--text-secondary)}.article-body{margin-top:8px}.article-body .section h2{margin-top:8px}.article-body .intro{font-size:19px;font-weight:600;line-height:1.6;color:var(--text-secondary);margin-bottom:24px}.article-body .callout{background:var(--surface-soft);border:3px solid var(--secondary);border-radius:var(--radius);padding:18px 22px;margin:24px 0;font-size:16px;font-weight:600;line-height:1.6;color:var(--text)}.article-body .callout strong{color:var(--text);font-weight:900}.article-body ol.steps{list-style:none;counter-reset:step;padding-left:0;margin:16px 0 24px}.article-body ol.steps>li{position:relative;counter-increment:step;padding:14px 18px 14px 56px;margin-bottom:12px;background:var(--surface);border:3px solid var(--surface-muted);border-radius:var(--radius);box-shadow:var(--shadow-card);font-size:16px;font-weight:600;color:var(--text-secondary);line-height:1.55}.article-body ol.steps>li::before{content:counter(step);position:absolute;left:14px;top:50%;transform:translateY(-50%);width:30px;height:30px;display:grid;place-items:center;border-radius:50%;background:var(--primary);color:#fff;font-size:15px;font-weight:900}.article-body ol.steps>li strong{color:var(--text);font-weight:800}.article-body table.cmp{width:100%;border-collapse:collapse;margin:20px 0 24px;font-size:15px;font-weight:600;background:var(--surface);border:3px solid var(--surface-muted);border-radius:var(--radius);overflow:hidden}.article-body table.cmp td,.article-body table.cmp th{padding:12px 14px;text-align:left;border-bottom:2px solid var(--surface-muted);vertical-align:top;color:var(--text-secondary)}.article-body table.cmp thead th{background:var(--surface-soft);color:var(--text);font-weight:900;font-size:14px}.article-body table.cmp tbody tr:last-child td{border-bottom:none}.article-body table.cmp td strong{color:var(--text);font-weight:800}.rel-section{margin:40px 0 8px}.rel-section h2{font-size:24px;font-weight:900;margin-bottom:14px;color:var(--text)}.rel-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.rel-card{display:flex;align-items:center;gap:12px;padding:16px 18px;background:var(--surface);border:3px solid var(--surface-muted);border-radius:var(--radius);text-decoration:none;color:var(--text);box-shadow:var(--shadow-card);transition:border-color .12s,transform .1s}.rel-card:hover{border-color:var(--primary);transform:translateY(-2px)}.rel-card-ic{width:40px;height:40px;flex-shrink:0;display:grid;place-items:center;border-radius:var(--radius);background:var(--surface-soft);color:var(--primary)}.rel-card-ic svg{width:20px;height:20px}.rel-card-body{min-width:0}.rel-card-title{font-size:16px;font-weight:800;color:var(--text)}.rel-card-sub{font-size:13px;font-weight:600;color:var(--text-dim);margin-top:2px}.author-note{display:flex;gap:14px;align-items:flex-start;margin:36px 0 8px;padding:18px 20px;background:var(--surface-soft);border:3px solid var(--surface-muted);border-radius:var(--radius)}.author-note img{width:48px;height:48px;border-radius:12px;flex-shrink:0;background:var(--surface-muted)}.author-note-body{font-size:14px;font-weight:600;line-height:1.55;color:var(--text-secondary)}.author-note-body strong{color:var(--text);font-weight:800}.author-note-body a{color:var(--primary);font-weight:800;text-decoration:none;border-bottom:2px solid var(--primary-border)}.hub-hero{text-align:center;padding:40px 0 16px}.hub-hero h1{font-size:40px;font-weight:900;letter-spacing:-.02em;margin-bottom:12px;color:var(--text)}.hub-hero p{font-size:18px;font-weight:600;color:var(--text-secondary);max-width:600px;margin:0 auto;line-height:1.6}.hub-group{margin:40px 0}.hub-group h2{font-size:24px;font-weight:900;margin-bottom:16px;color:var(--text);display:flex;align-items:center;gap:10px}.hub-group h2 svg{width:22px;height:22px;color:var(--primary)}.guide-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}.guide-card{display:flex;flex-direction:column;padding:22px 24px;background:var(--surface);border:3px solid var(--surface-muted);border-radius:var(--radius-lg);text-decoration:none;color:var(--text);box-shadow:var(--shadow-card);transition:border-color .12s,transform .1s}.guide-card:hover{border-color:var(--primary);transform:translateY(-2px)}.guide-card-ic{width:44px;height:44px;display:grid;place-items:center;border-radius:var(--radius);background:var(--safe-bg);color:var(--primary);margin-bottom:14px}.guide-card-ic svg{width:22px;height:22px}.guide-card h3{font-size:19px;font-weight:900;margin-bottom:8px;color:var(--text);line-height:1.25}.guide-card p{font-size:15px;font-weight:600;color:var(--text-secondary);line-height:1.55;margin:0}.guide-card .more{margin-top:14px;font-size:14px;font-weight:800;color:var(--primary)}@media (max-width:560px){.article-hero h1{font-size:30px}.hub-hero h1{font-size:30px}.breadcrumb{font-size:13px}}