*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden}:root{--bg-default:#1E293B;--bg-paper:#0F172A;--text-primary:#FFFFFF;--text-secondary:#E0E0E0;--scrollbar-track:#1E293B;--scrollbar-thumb:#6A5ACD;--scrollbar-thumb-hover:#5B4FCF}[data-theme=light]{--bg-default:#F8F9FA;--bg-paper:#FFFFFF;--text-primary:#1E293B;--text-secondary:#475569;--scrollbar-track:#E2E8F0;--scrollbar-thumb:#6A5ACD;--scrollbar-thumb-hover:#5B4FCF}body{background-color:var(--bg-default);color:var(--text-primary);transition:background-color .3s ease,color .3s ease}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--scrollbar-track)}::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--scrollbar-thumb-hover)}