:root{color-scheme:dark}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;background:#0e1116;color:#e6e6e6;font:15px/1.5 system-ui,-apple-system,sans-serif}.card{width:320px;padding:32px;background:#161b22;border:1px solid #2a313c;border-radius:10px}h1{font-size:18px;margin:0 0 4px}.muted{color:#8b949e;margin:0 0 20px;font-size:13px}form{display:flex;flex-direction:column;gap:14px}label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:#8b949e}input{padding:9px 11px;background:#0e1116;border:1px solid #2a313c;border-radius:6px;color:#e6e6e6;font-size:14px}input:focus{outline:none;border-color:#2563eb}button{margin-top:4px;padding:9px;background:#2563eb;border:0;border-radius:6px;color:#fff;font-size:14px;cursor:pointer}button:hover{background:#1d4ed8}button:disabled{opacity:.6;cursor:default}.error{color:#f87171;font-size:13px}pre{background:#0e1116;padding:12px;border:1px solid #2a313c;border-radius:6px;font-size:12px;overflow:auto}