:root{--primary:#1a73e8;--primary-hover:#1557b0;--bg-light:#f8fafc;--bg-white:#fff;--text-main:#1e293b;--text-muted:#64748b;--border:#e2e8f0;--card-bg:#fff;--shadow:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--radius:12px;--sidebar-width:280px}[data-theme=dark]{--bg-light:#0f172a;--bg-white:#1e293b;--text-main:#f8fafc;--text-muted:#94a3b8;--border:#334155;--card-bg:#1e293b;--shadow:0 10px 15px -3px #0000004d}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-light);color:var(--text-main);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;transition:background-color .3s,color .3s}#root{flex-direction:column;height:100vh;display:flex}button{cursor:pointer;background:0 0;border:none;font-family:inherit;transition:all .2s}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border);border-radius:10px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:.4s forwards fadeIn}