:root{--bg-primary: #0b0f19;--bg-secondary: #111827;--bg-card: #1f2937;--accent-cyan: #00f2fe;--accent-blue: #4facfe;--accent-purple: #7928ca;--text-main: #f3f4f6;--text-muted: #9ca3af;--border-color: #374151}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-main);font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;min-height:100vh;overflow-x:hidden}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:#161b22}::-webkit-scrollbar-thumb{background:#30363d;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#8b949e}