:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#f5f6f8;--panel:#fff;--border:#d8dbe0;--text:#1f2329;--muted:#5c6470;--accent:#2563eb;--accent-soft:#e8effd;--ok:#16794c;--ok-soft:#e0f2e8;--warn:#9a6700;--warn-soft:#fdf3d8;--danger:#b42318;--danger-soft:#fbe4e2;--info-soft:#e6eefc;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans KR,sans-serif}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-size:14px;line-height:1.5}.app{max-width:1180px;margin:0 auto;padding:20px}.app-header h1{margin:0 0 4px;font-size:20px}.app-header p{color:var(--muted);margin:0}.prototype-banner{background:var(--info-soft);color:#274a86;border:1px solid #c7d8f7;border-radius:6px;margin:12px 0 16px;padding:8px 12px;font-size:13px}.steps{flex-wrap:wrap;gap:6px;margin:16px 0;display:flex}.step-tab{border:1px solid var(--border);background:var(--panel);color:var(--muted);cursor:pointer;border-radius:999px;padding:6px 12px;font-size:13px}.step-tab.active{background:var(--accent);border-color:var(--accent);color:#fff}.step-tab:disabled{opacity:.5;cursor:not-allowed}.panel{background:var(--panel);border:1px solid var(--border);border-radius:8px;margin-bottom:16px;padding:16px}.panel h2{margin:0 0 4px;font-size:16px}.panel .hint{color:var(--muted);margin:0 0 12px;font-size:13px}.row{flex-wrap:wrap;align-items:flex-end;gap:16px;display:flex}.field{flex-direction:column;gap:4px;margin-bottom:10px;display:flex}.field label{color:var(--muted);font-size:12px;font-weight:600}select,input[type=text]{border:1px solid var(--border);color:var(--text);background:#fff;border-radius:6px;padding:6px 8px;font-size:13px}select:disabled{background:#f2f3f5}button{border:1px solid var(--border);color:var(--text);cursor:pointer;background:#fff;border-radius:6px;padding:7px 14px;font-size:13px}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.primary:disabled{opacity:.5;cursor:not-allowed}button.link{color:var(--accent);cursor:pointer;background:0 0;border:none;padding:0 4px}.actions{flex-wrap:wrap;align-items:center;gap:8px;margin-top:14px;display:flex}.badge{white-space:nowrap;border-radius:999px;padding:2px 8px;font-size:12px;font-weight:600;display:inline-block}.badge.changed{background:var(--warn-soft);color:var(--warn)}.badge.unchanged{background:var(--ok-soft);color:var(--ok)}.badge.unmatched_csv,.badge.unmatched_board{background:var(--info-soft);color:#274a86}.badge.blocked{background:var(--danger-soft);color:var(--danger)}.badge.neutral{color:var(--muted);background:#eef0f3}.badge.field-changed{background:var(--warn-soft);color:var(--warn)}.badge.field-unchanged{background:var(--ok-soft);color:var(--ok)}.badge.field-blank_overwrite,.badge.field-invalid{background:var(--danger-soft);color:var(--danger)}.badge.field-ignored_blank,.badge.field-not_supplied{color:var(--muted);background:#eef0f3}.banner{border-radius:6px;margin:8px 0;padding:8px 12px;font-size:13px}.banner.info{background:var(--info-soft);color:#274a86}.banner.warn{background:var(--warn-soft);color:var(--warn)}.banner.danger{background:var(--danger-soft);color:var(--danger)}.banner.ok{background:var(--ok-soft);color:var(--ok)}table.grid{border-collapse:collapse;width:100%;font-size:13px}table.grid th,table.grid td{border:1px solid var(--border);text-align:left;vertical-align:top;padding:5px 8px}table.grid th{background:#f0f2f5;font-weight:600}table.grid td.nowrap,table.grid th.nowrap{white-space:nowrap}.diff-old{color:var(--danger);text-decoration:line-through}.diff-new{color:var(--ok)}.mono{white-space:pre-wrap;word-break:break-word;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.payload-preview{color:#d7e2f0;white-space:pre-wrap;word-break:break-word;background:#0f172a;border-radius:6px;max-height:260px;padding:10px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;overflow:auto}.summary-cards{flex-wrap:wrap;gap:10px;margin:12px 0;display:flex}.summary-card{border:1px solid var(--border);background:#fff;border-radius:8px;min-width:110px;padding:8px 14px}.summary-card .value{font-size:20px;font-weight:700}.summary-card .label{color:var(--muted);font-size:12px}.filters{flex-wrap:wrap;gap:6px;margin:10px 0;display:flex}.chip{border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:999px;padding:4px 12px;font-size:13px}.chip.active{background:var(--accent-soft);border-color:var(--accent);color:#1d4ed8;font-weight:600}.checkline{align-items:center;gap:8px;margin:6px 0;font-size:13px;display:flex}.small-note{color:var(--muted);font-size:12px}.columns-list{flex-wrap:wrap;gap:6px;margin:8px 0;display:flex}.column-chip{border:1px solid var(--border);background:#fff;border-radius:6px;padding:3px 8px;font-size:12px}.column-chip.unsupported{opacity:.6;text-decoration:line-through}.warning-list{color:var(--warn);margin:8px 0;padding-left:18px;font-size:12px}.error-list{color:var(--danger);margin:8px 0;padding-left:18px;font-size:12px}.explanation{border-left:3px solid var(--accent);background:#f6f9ff;border-radius:0 6px 6px 0;margin:6px 0;padding:6px 10px;font-size:13px}