:root{--bg:#f6f6f4;--surface:#fff;--ink:#141414;--muted:#6b6b6b;--line:#e4e4e0;--accent:#141414;--accent-ink:#fff;--ok:#1f7a4d;--ok-bg:#e5f4ec;--warn:#8a5a00;--warn-bg:#fdf3dc;--bad:#b3261e;--bad-bg:#fbe9e7;--radius:10px}*{box-sizing:border-box}html,body{margin:0}body{background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;font-family:Pretendard,-apple-system,BlinkMacSystemFont,Apple SD Gothic Neo,Malgun Gothic,sans-serif;font-size:14px;line-height:1.55}a{color:inherit}h1{letter-spacing:-.01em;margin:4px 0;font-size:22px}h2{margin:0 0 12px;font-size:15px}.muted{color:var(--muted);font-weight:400}.mono{font-family:IBM Plex Mono,ui-monospace,Consolas,monospace;font-size:12px}.strong{font-weight:600;text-decoration:none}.strong:hover{text-decoration:underline}.error{color:var(--bad);margin:8px 0 0}.warn{color:var(--warn);background:var(--warn-bg);border-radius:8px;margin:10px 0 0;padding:8px 12px}input,select,button{font:inherit}input,select{border:1px solid 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