:root{--bg-primary: #0a0a0a;--bg-secondary: #111111;--bg-tertiary: #1a1a1a;--bg-hover: #222222;--bg-active: #2a2a2a;--text-primary: #e0e0e0;--text-secondary: #a0a0a0;--text-muted: #666666;--border-color: #2a2a2a;--border-subtle: #1e1e1e;--accent-color: #6366f1;--accent-hover: #5558e6;--danger-color: #ef4444;--success-color: #22c55e;--warning-color: #eab308;--level-debug: #8b8b8b;--level-info: #22c55e;--level-warning: #eab308;--level-error: #ef4444;--level-fatal: #dc2626;--source-backend: #3b82f6;--source-web: #a855f7;--source-electron: #f97316;--source-mobile: #22c55e;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "JetBrains Mono", "Consolas", "Monaco", monospace;--radius: 6px;--radius-sm: 4px}[data-theme=light]{--bg-primary: #ffffff;--bg-secondary: #f8f8f8;--bg-tertiary: #f0f0f0;--bg-hover: #e8e8e8;--bg-active: #e0e0e0;--text-primary: #1a1a1a;--text-secondary: #555555;--text-muted: #999999;--border-color: #e0e0e0;--border-subtle: #eeeeee}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased}button{cursor:pointer;font-family:inherit}input,textarea{font-family:inherit}a{color:var(--accent-color);text-decoration:none}a:hover{text-decoration:underline}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}