:root{color-scheme:dark}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#0d0d0d;color:#ededed}main{max-width:640px;margin:0 auto;padding:48px 24px}h1{font-size:1.5rem}.card{border:1px solid #333;border-radius:12px;padding:20px;margin-top:16px}.card h2{margin-top:0;font-size:1.05rem}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;word-break:break-all;background:#1a1a1a;padding:8px 10px;border-radius:6px;display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:8px}.copy-btn{flex-shrink:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:.8rem;background:#333;color:#ededed;border:none;border-radius:6px;padding:4px 10px;cursor:pointer}.copy-btn:hover{background:#444}.warning{border-color:#7a5b00;background:#221a00}.error{border-color:#7a1f1f;background:#220d0d}.muted{color:#a3a3a3;font-size:.9rem}ol{padding-left:20px}