html{scroll-behavior:smooth;}::-webkit-scrollbar{width:6px;height:6px;}::-webkit-scrollbar-track{background:transparent;}::-webkit-scrollbar-thumb{background:var(--muted,#6b7280);border-radius:3px;}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary,#4b5563);}*{scrollbar-width:thin;scrollbar-color:var(--muted,#6b7280) transparent;}::selection{background:var(--accent,#1890ff);color:#ffffff;}:focus-visible{outline:2px solid var(--accent,#1890ff);outline-offset:2px;}:focus:not(:focus-visible){outline:none;}