:root{--bg:#fff;--bg-secondary:#f6f6f4;--text:#1a1a18;--text-secondary:#6b6a64;--border:rgba(0,0,0,.1);--accent:#712b13;--accent-bg:#faece7;--danger:#a32d2d}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif;color:var(--text);background:var(--bg-secondary)}a{color:var(--accent)}code{background:var(--bg-secondary);padding:2px 6px;border-radius:4px}code,pre{font-size:13px}pre{background:#1a1a18;color:#f6f6f4;padding:16px;border-radius:8px;overflow-x:auto;line-height:1.6}.card{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:1.5rem}input.field{border:1px solid var(--border);border-radius:8px;padding:10px 12px;width:100%;font-size:14px}button.primary{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:10px 18px;cursor:pointer;font-weight:500;font-size:14px}button.primary:disabled{opacity:.5;cursor:not-allowed}