:root{--background: #0a0a0a;--foreground: #fafafa;--card: #18181b;--card-foreground: #fafafa;--border: #27272a;--input: #27272a;--primary: #3b82f6;--primary-foreground: #ffffff;--secondary: #27272a;--secondary-foreground: #fafafa;--muted: #27272a;--muted-foreground: #a1a1aa;--destructive: #ef4444;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background-color:var(--background);color:var(--foreground);line-height:1.5;-webkit-font-smoothing:antialiased}input,button,textarea{font-family:inherit}button{cursor:pointer}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}