:root{--canvas:#f2f4f6;--paper:#ffffff;--paper-soft:#f9fafb;--paper-sunk:#f2f4f6;--sidebar:#f7f6f3;--ink:#191f28;--ink-soft:#4e5968;--ink-faint:#8b95a1;--line:#e5e8eb;--line-strong:#d1d6db;--accent:#3182f6;--accent-soft:#e8f3ff;--accent-ink:#1b64da;--navy:#2e325e;--amber:#f5a524;--amber-soft:#fff6e5;--green:#03b26c;--green-soft:#e6f8ef;--red:#f04452;--red-soft:#ffecec;--purple:#8b5cf6;--purple-soft:#f3eeff;--gray-soft:#f2f4f6;--radius:16px;--radius-sm:12px;--sidebar-width:260px;color-scheme:light}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--paper);color:var(--ink);font-family:Pretendard,Pretendard Variable,-apple-system,BlinkMacSystemFont,Apple SD Gothic Neo,Malgun 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4px;font-size:13px;font-weight:600;color:var(--ink-faint)}.nav-item{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:12px 14px;border-radius:var(--radius-sm);color:var(--ink-soft);font-size:16px}.nav-item:hover{background:#eceae4;color:var(--ink)}.nav-item.active{background:#fff;color:var(--ink);font-weight:700;box-shadow:0 0 0 1px var(--line)}.nav-item.start{background:var(--navy);color:#fff;font-weight:700;justify-content:center;margin:0 0 4px}.nav-item.start:hover{background:#252849;color:#fff}.nav-item.start.active{background:var(--navy);color:#fff;box-shadow:none}.nav-count{font-size:13px;color:var(--ink-faint);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.nav-item.active .nav-count{color:var(--ink-soft)}.main{flex:1 1;min-width:0;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 36px 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b{color:var(--ink);font-weight:600}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin:28px 0 22px}.tab{padding:12px 16px;font-size:17px;font-weight:600;color:var(--ink-faint);border-bottom:2px solid transparent;margin-bottom:-1px}.tab.on,.tab:hover{color:var(--ink)}.tab.on{border-bottom-color:var(--ink)}.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;font-size:13px;font-weight:700;background:var(--gray-soft);color:var(--ink-soft);white-space:nowrap}.badge.blue{background:var(--accent-soft);color:var(--accent-ink)}.badge.amber{background:var(--amber-soft);color:#c47a00}.badge.green{background:var(--green-soft);color:#027a4a}.badge.red{background:var(--red-soft);color:var(--red)}.badge.purple{background:var(--purple-soft);color:#6d28d9}.badge.gray{background:var(--gray-soft)}.badge.gray,.chip{color:var(--ink-soft)}.chip{padding:3px 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