:root{--gradient-primary:linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);--gradient-primary-hover:linear-gradient(135deg, #1e40af 0%, #172554 100%);--gradient-success:linear-gradient(135deg, #10b981 0%, #059669 100%);--gradient-danger:linear-gradient(135deg, #ef4444 0%, #dc2626 100%);--gradient-warning:linear-gradient(135deg, #f59e0b 0%, #d97706 100%);--primary:#1e3a8a;--primary-hover:#1e40af;--primary-rgb:30, 58, 138;--secondary:#1e40af;--success:#10b981;--warning:#f59e0b;--danger:#ef4444;--info:#3b82f6;--bg-body:#f8fafc;--bg-card:#fff;--bg-primary:#fff;--bg-secondary:#f1f5f9;--bg-sidebar:#1e293b;--bg-sidebar-hover:#334155;--bg-sidebar-active:#1e3a8a14;--bg-input:#f1f5f9;--bg-code:#1e293b;--text-primary:#1e293b;--text-secondary:#64748b;--text-tertiary:#94a3b8;--text-inverse:#fff;--text-link:#1e3a8a;--border:#e4e7eb;--border-light:#f1f5f9;--border-focus:#1e3a8a;--shadow-sm:0 1px 2px #0000000d;--shadow:0 1px 3px #00000014;--shadow-md:0 4px 6px -1px #00000014, 0 2px 4px -1px #0000000a;--shadow-lg:0 10px 15px -3px #00000014, 0 4px 6px -2px #0000000a;--shadow-xl:0 20px 25px -5px #0000001a, 0 10px 10px -5px #0000000a;--radius-sm:6px;--radius:8px;--radius-lg:8px;--radius-xl:16px;--radius-full:9999px;--font-sans:"Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;--font-mono:"JetBrains Mono", "Cascadia Code", Consolas, 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10px;font-size:12px}.btn-icon{border-radius:var(--radius);width:32px;height:32px;padding:0}.btn-group{flex-wrap:wrap;gap:8px;display:flex}.form-group{margin-bottom:var(--space-md)}.form-label{color:var(--text-secondary);margin-bottom:6px;font-size:13px;font-weight:500;display:block}.form-input,.form-select,.form-textarea{width:100%;font-size:14px;font-family:var(--font-sans);color:var(--text-primary);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);outline:none;padding:8px 12px;transition:border-color .15s,box-shadow .15s}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px rgba(var(--primary-rgb), .1)}.form-input::placeholder{color:var(--text-tertiary)}.form-textarea{resize:vertical;min-height:80px;font-family:var(--font-mono)}.form-hint{color:var(--text-tertiary);margin-top:4px;font-size:12px}.form-row{gap:var(--space-md);grid-template-columns:1fr 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var(--border-light);justify-content:space-between;align-items:center;display:flex}.card-title{color:var(--text-primary);font-size:15px;font-weight:600}.card-body{padding:16px}.card-body.no-padding{padding:0}.badge{border-radius:var(--radius-full);white-space:nowrap;align-items:center;gap:4px;padding:3px 8px;font-size:11px;font-weight:600;display:inline-flex}.badge-primary{color:var(--primary);background:#1e3a8a14}.badge-success{color:var(--success);background:#10b9811a}.badge-warning{color:var(--warning);background:#f59e0b1a}.badge-danger{color:var(--danger);background:#ef44441a}.badge-info{color:var(--info);background:#3b82f61a}.badge-neutral{background:var(--bg-input);color:var(--text-secondary)}.stats-grid{gap:var(--space-md);margin-bottom:var(--space-lg);grid-template-columns:repeat(auto-fit,minmax(200px,1fr));display:grid}.stat-card{background:var(--bg-card);border-radius:var(--radius-lg);padding:var(--space-lg);box-shadow:var(--shadow);border:1px solid 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