:root{--bg: #f5f7fa;--surface: #fff;--surface-2: #eef1f6;--border: #d9dee6;--text: #1a1a2e;--text-muted: #5b6475;--primary: #1a6ee8;--primary-ink: #fff;--success: #2e9a4f;--danger: #c13737;--warning: #e09b24;--col-gap: 12px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text)}button{font:inherit;cursor:pointer}button.primary{background:var(--primary);color:var(--primary-ink);border:0;padding:10px 16px;border-radius:6px;font-weight:600}button.primary.success{background:var(--success)}button.primary:disabled{opacity:.6;cursor:default}button.link{background:none;border:0;color:var(--primary);text-decoration:underline;padding:4px 6px}code{background:var(--surface-2);padding:2px 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