:root{--color-ink: #18211f;--color-muted: #66736f;--color-panel: #ffffff;--color-page: #f5f7f4;--color-border: #d9e0dc;--color-green: #2f7d5b;--color-green-strong: #1f6246;--color-amber: #c98617;--color-blue: #376f9f;--color-danger: #b4493f;--shadow-panel: 0 16px 50px rgba(24, 33, 31, .08);font-family:SUIT Variable,IBM Plex Sans KR,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--color-page);color:var(--color-ink)}button,input,select,textarea{font:inherit}button{cursor:pointer}.page-shell{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:24px 0 48px}.narrow-reading{max-width:760px}.text-link{color:var(--color-green-strong);font-weight:700}.pareto-workbench{display:grid;grid-template-columns:minmax(260px,320px) minmax(0,1fr) minmax(260px,320px);gap:16px;align-items:start}.tool-header{margin-bottom:16px}.tool-header .tool-eyebrow{color:var(--color-green-strong);font-size:13px;font-weight:800;margin:0 0 6px}.tool-header h1{font-size:clamp(28px,4vw,46px);line-height:1.08;letter-spacing:0;margin:0;word-break:keep-all}.tool-header p{color:var(--color-muted);font-size:16px;line-height:1.6;margin:10px 0 0;max-width:760px;word-break:keep-all}.panel{background:var(--color-panel);border:1px solid var(--color-border);border-radius:8px;box-shadow:var(--shadow-panel);padding:16px}.chart-panel{display:grid;gap:12px;min-height:0}.data-control-stack{display:grid;gap:16px}.status-pill{display:inline-flex;align-items:center;min-height:34px;padding:0 12px;border-radius:999px;background:#2f7d5b1a;color:var(--color-green-strong);font-size:14px;font-weight:800;margin:6px 0 0}.upload-box{display:grid;gap:12px;padding:14px;border:1px solid var(--color-border);border-radius:8px;background:#fbfcfb}.upload-box__title{color:var(--color-ink);font-size:13px;font-weight:800;margin:0 0 4px;letter-spacing:0}.upload-box__trigger{position:relative;display:inline-flex;align-items:center;gap:8px;width:fit-content;min-height:40px;padding:0 14px;border:1px solid var(--color-border);border-radius:8px;background:#fff;color:var(--color-green-strong);font-weight:800;overflow:hidden}.upload-box__trigger:focus-within{outline:2px solid var(--color-green-strong);outline-offset:2px;box-shadow:0 0 0 4px #2f7d5b24}.upload-box__trigger input[type=file]{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}.mapping-note{display:grid;gap:8px}.mapping-controls{display:grid;gap:12px;margin-top:2px}.mapping-controls__field{display:grid;gap:6px;color:var(--color-ink);font-size:14px;font-weight:700}.mapping-controls select{width:100%;min-height:36px;padding:0 12px;border:1px solid var(--color-border);border-radius:8px;background:#fff;color:var(--color-ink)}.mapping-controls select:focus-visible{outline:2px solid var(--color-green-strong);outline-offset:2px;box-shadow:0 0 0 4px #2f7d5b24}.threshold-group{display:grid;gap:8px}.segmented{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));width:100%;padding:4px;gap:4px;border:1px solid var(--color-border);border-radius:8px;background:#f6f8f6}.segmented__button{min-width:0;min-height:36px;padding:0 12px;border:0;border-radius:6px;background:transparent;color:var(--color-muted);font-weight:800;white-space:nowrap}.segmented__button[aria-pressed=true]{background:#fff;color:var(--color-green-strong);box-shadow:0 2px 8px #18211f14}.control-error{color:var(--color-danger);margin:0;font-size:14px;line-height:1.5}.chart-canvas{width:100%;min-height:460px;border:1px solid var(--color-border);border-radius:8px;background:linear-gradient(180deg,#376f9f0a,#376f9f03);overflow:hidden}.chart-canvas--empty{display:grid;place-items:center;padding:20px;text-align:center}.export-toolbar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}.export-toolbar__actions{display:flex;flex-wrap:wrap;gap:8px}.export-toolbar__button{display:inline-flex;align-items:center;gap:8px;min-height:38px;padding:0 12px;border:1px solid var(--color-border);border-radius:8px;background:#fff;color:var(--color-ink);font-weight:800}.export-toolbar__button:focus-visible{outline:2px solid var(--color-green-strong);outline-offset:2px}.export-toolbar__button:disabled{opacity:.55;cursor:not-allowed}.export-toolbar__status{min-height:1.25rem;margin:0;color:var(--color-muted);font-size:13px;line-height:1.4}.insight-panel{display:grid;gap:12px}.insight-headline{margin:0;font-size:22px;line-height:1.35;letter-spacing:0}.insight-list,.insight-footnotes{display:grid;gap:8px;margin:0;padding-left:20px}.insight-list li,.insight-footnotes li{line-height:1.6}.panel-title{font-size:16px;margin:0 0 12px}.muted{color:var(--color-muted)}@media(max-width:960px){.pareto-workbench{grid-template-columns:1fr}.chart-canvas{min-height:360px}}@media(max-width:480px){.tool-header h1{font-size:26px}}