:root{--bg:#f5f6f8;--surface:#ffffff;--surface-2:#f0f2f5;--border:#dde1e6;--border-strong:#c4cad1;--text:#1b1f24;--text-dim:#5f6771;--accent:#1d4ed8;--accent-weak:#e8eefc;--ok:#146c43;--ok-weak:#e4f2ea;--info:#24618f;--info-weak:#e6eff7;--warn:#8a5a00;--warn-weak:#fdf2da;--danger:#a52121;--danger-weak:#fbe9e9;--radius:8px;--shadow:0 1px 2px rgba(16,24,40,0.06),0 1px 3px rgba(16,24,40,0.07)}*{box-sizing:border-box}body,html{padding:0;margin:0}body{background:var(--bg);color:var(--text);font-family:Pretendard,-apple-system,Segoe UI,Malgun Gothic,Apple SD Gothic Neo,sans-serif;font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}h1,h2,h3{margin:0;line-height:1.35;font-weight:700}h1{font-size:20px}h2{font-size:16px}h3{font-size:14px}.topbar{background:var(--surface);border-bottom:1px solid var(--border);position:-webkit-sticky;position:sticky;top:0;z-index:20}.topbar-inner{max-width:1440px;margin:0 auto;padding:0 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