@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--header-height: 60px;--sidebar-width: 250px;--bg-primary: #f8f9fa;--bg-secondary: #ffffff;--text-primary: #1a1a1a;--text-secondary: #666666;--border-color: #e5e5e5;--accent-color: #3b82f6;--accent-hover: #2563eb;--transition-speed: .3s}[data-theme=dark]{--bg-primary: #0f172a;--bg-secondary: #1e293b;--text-primary: #f1f5f9;--text-secondary: #94a3b8;--border-color: #334155;--accent-color: #60a5fa;--accent-hover: #3b82f6}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);transition:background-color var(--transition-speed),color var(--transition-speed);-webkit-font-smoothing:antialiased}button{cursor:pointer;border:none;background:none;font-family:inherit}a{text-decoration:none;color:inherit}ul{list-style:none}