frontend/src/index.css

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { background: #0e0e0e; color: #ddd; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; }
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: #111; }
::-webkit-scrollbar-thumb { background: #333; border-radius: 3px; }