:root{--bg:#f6f7f9;--surface:#ffffff;--surface-muted:#f0f3f7;--line:#dce2ea;--line-strong:#c6d0dc;--text:#111827;--muted:#667085;--subtle:#8a97a8;--primary:#136f63;--primary-strong:#0d554c;--primary-soft:#e3f5f1;--blue:#246bfe;--blue-soft:#e8efff;--amber:#a16207;--amber-soft:#fff4d6;--red:#b42318;--red-soft:#fee4e2;--green:#087443;--green-soft:#dcfae6;--shadow:0 12px 30px rgba(15,23,42,.08);--radius:8px}*{box-sizing:border-box}body,html{background:var(--bg)}body{margin:0;min-height:100dvh;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans KR,sans-serif;font-size:16px;line-height:1.5;letter-spacing:0}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(19,111,99,.28);outline-offset:2px}h1,h2,p{margin:0}.app-shell{min-height:100dvh}.topbar{height:64px;border-bottom:1px solid 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