:root{--bg:#f5f6f8;--surface:#fff;--border:#e2e5ea;--text:#1a1d24;--text-muted:#6b7280;--primary:#2563eb;--primary-hover:#1d4ed8;--danger:#dc2626;--success:#16a34a;--warning:#d97706;--radius:8px;--sidebar-w:220px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,Segoe UI,PingFang TC,Noto Sans TC,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.app-shell{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-w);flex-shrink:0;background:#12151c;color:#cbd2e0;padding:20px 12px}.sidebar .brand{color:#fff;font-weight:700;font-size:18px;padding:0 8px 20px}.sidebar .brand small{display:block;font-weight:400;font-size:11px;color:#8891a5}.sidebar nav a{display:block;padding:9px 10px;border-radius:6px;color:#cbd2e0;font-size:13.5px;margin-bottom:2px}.sidebar nav a:hover{background:#1e2330;text-decoration:none}.main{flex:1 1;padding:28px 36px;max-width:1180px}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.page-header h1{font-size:20px;margin:0 0 4px}.page-header p{margin:0;color:var(--text-muted)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:18px}.card h2{font-size:15px;margin:0 0 14px}table{width:100%;border-collapse:collapse;font-size:13.5px}td,th{text-align:left;padding:9px 10px;border-bottom:1px solid var(--border);vertical-align:top}th{color:var(--text-muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.02em}tr:hover td{background:#fafbfc}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:6px;border:1px solid var(--border);background:var(--surface);color:var(--text);font-size:13.5px;cursor:pointer}.btn:hover{background:#f2f3f5;text-decoration:none}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-danger{background:var(--danger);border-color:var(--danger);color:#fff}.btn-sm{padding:5px 10px;font-size:12.5px}.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:11.5px;font-weight:600;background:#eef1f5;color:#444d5c}.badge-blue{background:#e0ecff;color:#1d4ed8}.badge-green{background:#e2f6e8;color:#16a34a}.badge-yellow{background:#fdf1dc;color:#b4680b}.badge-red{background:#fce4e4;color:#dc2626}.badge-gray{background:#eef1f5;color:#566072}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:14px;gap:14px}.form-field{display:flex;flex-direction:column;gap:5px}.form-field.full{grid-column:1/-1}.form-field label{font-size:12.5px;color:var(--text-muted);font-weight:600}input,select,textarea{font:inherit;padding:8px 10px;border:1px solid var(--border);border-radius:6px;background:#fff;color:var(--text);width:100%}textarea{resize:vertical;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px}input:focus,select:focus,textarea:focus{outline:2px solid var(--primary);outline-offset:-1px}.form-actions{margin-top:18px;display:flex;gap:10px}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:14px;gap:14px;margin-bottom:22px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px}.stat-card .value{font-size:26px;font-weight:700}.stat-card .label{font-size:12.5px;margin-top:2px}.muted,.stat-card .label{color:var(--text-muted)}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px}.section-title{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.03em;margin:24px 0 10px}.empty,.section-title{color:var(--text-muted)}.empty{padding:24px 0;text-align:center}.alert{padding:10px 14px;border-radius:6px;font-size:13px;margin-bottom:16px}.alert-info{background:#e8f0fe;color:#1a4ea8}.alert-warn{background:#fdf1dc;color:#8a5a10}.alert-error{background:#fce4e4;color:#9c1c1c}.error-text{color:var(--danger);font-size:12.5px}.doc-preview{border:1px solid var(--border);border-radius:6px;padding:18px 22px;background:#fff;font-size:13.5px;line-height:1.7}.doc-preview table{margin:10px 0}.doc-preview td{border-bottom:1px solid #eee;padding:5px 8px}.kv-list{display:grid;grid-template-columns:140px 1fr;grid-gap:8px 12px;gap:8px 12px;font-size:13.5px}.kv-list dt{color:var(--text-muted)}.kv-list dd{margin:0}.breadcrumb{font-size:12.5px;color:var(--text-muted);margin-bottom:8px}