:root{--primary-color: #4F46E5;--primary-hover: #4338CA;--bg-color: #F3F4F6;--sidebar-bg: #E5E7EB;--text-primary: #111827;--text-secondary: #6B7280;--white: #FFFFFF;--border-color: #E5E7EB;--card-shadow: 0 1px 3px 0 rgba(0, 0, 0, .1), 0 1px 2px 0 rgba(0, 0, 0, .06)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--white);color:var(--text-primary);height:100vh;overflow:hidden}#root{height:100%}button{cursor:pointer;border:none;background:none;font-family:inherit}input{font-family:inherit}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#d1d5db;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#9ca3af}