:root{color-scheme:light dark;--bg: #ffffff;--fg: #1a1a1a;--muted: #666666;--border: #dddddd;--panel: #fafafa;--hint: #0a7d33;--error: #cc0000}@media (prefers-color-scheme: dark){:root{--bg: #1e1e1e;--fg: #e8e8e8;--muted: #a3a3a3;--border: #454545;--panel: #2a2a2a;--hint: #57cf7d;--error: #ff6b6b}}body{margin:0;background:var(--bg);color:var(--fg)}