:root{--bg: #f6f8fb;--surface: #ffffff;--text: #1a1a2e;--text-secondary: #5a5a7a;--border: #e2e8f0;--primary: #2563eb;--primary-hover: #1d4ed8;--success: #16a34a;--warning: #d97706;--danger: #dc2626;--info: #0891b2;--radius: 10px;--shadow: 0 4px 12px rgba(0,0,0,.06)}*{box-sizing:border-box}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--text)}.container{max-width:1100px;margin:0 auto;padding:24px}.card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;margin-bottom:20px}h1,h2,h3{margin-top:0}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border-radius:8px;border:none;font-weight:600;cursor:pointer;transition:background .2s,transform .1s}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-success{background:var(--success);color:#fff}.btn-success:hover{filter:brightness(1.1)}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}.btn:disabled{opacity:.6;cursor:not-allowed}.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.02em}.badge-high{background:#dcfce7;color:#166534}.badge-medium{background:#fef9c3;color:#854d0e}.badge-low{background:#ffedd5;color:#9a3412}.badge-uncertain{background:#fee2e2;color:#991b1b}.alert{padding:14px 16px;border-radius:8px;margin-bottom:16px}.alert-warning{background:#fffbeb;color:#92400e;border:1px solid #fcd34d}.alert-danger{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.alert-info{background:#ecfeff;color:#155e75;border:1px solid #67e8f9}.upload-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:48px 24px;text-align:center;cursor:pointer;transition:border-color .2s,background .2s}.upload-zone:hover,.upload-zone.dragover{border-color:var(--primary);background:#eff6ff}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:14px}th,td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--border)}th{font-weight:600;color:var(--text-secondary);font-size:12px;text-transform:uppercase;letter-spacing:.04em}tr:hover td{background:#f8fafc}select{padding:8px 10px;border-radius:6px;border:1px solid var(--border);background:var(--surface);font-size:14px;min-width:180px}.reasoning{color:var(--text-secondary);font-size:13px;line-height:1.45}.sample-values{font-size:12px;color:var(--text-secondary);font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;background:#f1f5f9;padding:6px 8px;border-radius:6px;display:inline-block;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.spinner{width:20px;height:20px;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin 1s ease-in-out infinite}@keyframes spin{to{transform:rotate(360deg)}}.actions-bar{display:flex;justify-content:space-between;align-items:center;margin-top:20px;gap:12px;flex-wrap:wrap}.conflict-row td{background:#fff7ed!important}.missing-required{color:var(--danger);font-weight:700}