:root{--primary: #2563eb;--primary-hover: #1d4ed8;--bg-page: #f8fafc;--bg-card: #ffffff;--text-main: #0f172a;--text-muted: #64748b;--border: #e2e8f0;--border-focus: #3b82f6;--success: #16a34a;--danger: #dc2626;--radius: 8px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background-color:var(--bg-page);color:var(--text-main);line-height:1.5;-webkit-font-smoothing:antialiased}.container{max-width:1100px;margin:0 auto;padding:24px 16px}header.navbar{background:#fff;border-bottom:1px solid var(--border);padding:16px 24px;display:flex;justify-content:space-between;align-items:center}.brand{display:flex;align-items:center;gap:8px;font-size:1.25rem;font-weight:700;color:#1e293b}.brand-badge{font-size:.75rem;background:#eff6ff;color:var(--primary);padding:2px 8px;border-radius:9999px;border:1px solid #bfdbfe;font-weight:600}.user-info{display:flex;align-items:center;gap:16px;font-size:.875rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;font-size:.875rem;font-weight:500;border-radius:var(--radius);cursor:pointer;border:1px solid transparent;transition:all .15s ease-in-out}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-secondary{background:#fff;border-color:var(--border);color:var(--text-main)}.btn-secondary:hover:not(:disabled){background:#f1f5f9}.btn-outline{background:transparent;border-color:var(--primary);color:var(--primary)}.btn-outline:hover:not(:disabled){background:#eff6ff}.btn:disabled{opacity:.6;cursor:not-allowed}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-bottom:24px;box-shadow:0 1px 3px #0000000d}.form-group{margin-bottom:16px}label{display:block;font-size:.875rem;font-weight:500;margin-bottom:6px;color:#334155}input,select,textarea{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:.875rem;background:#fff}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 2px #3b82f626}.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}.sku-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px}.sku-card{border:1px solid var(--border);border-radius:var(--radius);padding:16px;background:#fff;display:flex;flex-direction:column;justify-content:space-between;gap:12px}.sku-thumbnail{width:100%;height:180px;background:#f1f5f9;border-radius:6px;display:flex;align-items:center;justify-content:center;overflow:hidden;color:var(--text-muted);font-size:.875rem}.sku-thumbnail img{width:100%;height:100%;object-fit:cover}.sku-meta{font-size:.8rem;color:var(--text-muted)}.sku-code{font-family:monospace;background:#f1f5f9;padding:2px 6px;border-radius:4px}.price-table{width:100%;border-collapse:collapse;margin-top:8px;font-size:.8rem}.price-table th,.price-table td{padding:6px 8px;text-align:left;border-bottom:1px solid #f1f5f9}.price-table th{color:var(--text-muted);font-weight:600}.alert{padding:12px 16px;border-radius:var(--radius);margin-bottom:16px;font-size:.875rem}.alert-danger{background:#fef2f2;border:1px solid #fecaca;color:#991b1b}.alert-success{background:#f0fdf4;border:1px solid #bbf7d0;color:#166534}.live-pricing-box{background:#f8fafc;border:1px dashed #cbd5e1;border-radius:var(--radius);padding:16px;margin-top:16px}.price-row{display:flex;justify-content:space-between;padding:4px 0;font-size:.9rem}.price-row.total{border-top:1px solid var(--border);margin-top:8px;padding-top:8px;font-size:1.1rem;font-weight:700;color:#1e293b}