:root{--bg-primary:#0a0a0a;--bg-secondary:#1a1a1a;--bg-card:#1e1e1e;--bg-hover:#2a2a2a;--bg-active:#2563eb;--text-primary:#fff;--text-secondary:#a0a0a0;--text-muted:#666;--accent:#ff6b35;--accent-hover:#ff8555;--border:#333;--success:#22c55e;--error:#ef4444;--radius:12px;--radius-sm:8px;--radius-lg:16px;--shadow:0 4px 24px #0000004d}*{box-sizing:border-box;margin:0;padding:0}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg-primary);color:var(--text-primary);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif}