*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#app{height:100%;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:14px}:root{--sidebar-bg: #2c2c2c;--sidebar-icon-color: #9e9e9e;--sidebar-icon-active: #07c160;--list-bg: #f5f5f5;--list-hover: #ebebeb;--list-active: #e0e0e0;--chat-bg: #f0f0f0;--chat-bubble-me: #95ec69;--chat-bubble-other: #ffffff;--text-primary: #1a1a1a;--text-secondary: #999;--text-hint: #bbb;--border-color: #e0e0e0;--avatar-radius: 6px;--header-bg: #f5f5f5;--input-bg: #f5f5f5}::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#d0d0d0;border-radius:2px}::-webkit-scrollbar-thumb:hover{background:#bbb}