a,body,div,h1,h2,h3,h4,h5,h6,input,p,span{font-family:-apple-system,HarmonyOS_Regular,HarmonyOS_Medium,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji!important;box-sizing:border-box;text-decoration:none;margin:0;padding:0}
a,a:hover{text-decoration:none}
img{border:0;display:block}
input{outline:0;border:0}
html{background:#000;color:#333;overflow-y:scroll}
body,html{height:100%}
.button{display:inline-block;line-height:1;white-space:nowrap;cursor:pointer;background:#fff;border:1px solid #dcdfe6;color:#606266;-webkit-appearance:none;text-align:center;box-sizing:border-box;outline:0;margin:0;transition:.1s;font-weight:500;font-size:12px;border-radius:3px;padding:7px 15px}
.button:focus,.button:hover{color:#409eff;border-color:#c6e2ff;background-color:#ecf5ff}
.flex1{flex:1}
.container{width:1100px;margin:0 auto;position:relative;display:flex;flex-direction:column}
.container .item-tabs{flex:1;background:#fff;border-radius:6px;margin-top:5px}
.container .item-tabs .tab-content{padding:0 1px}
.container .footer{margin:15px auto 15px}
.container .footer .time{display:block;font-size:13px;text-align:center;color:#b3b3b3}
.xu5-tip-banner{display:flex;align-items:center;justify-content:center;gap:10px;background:rgba(255,255,255,0.06);color:rgba(255,255,255,0.7);padding:5px 16px;font-size:12px;border-bottom:1px solid rgba(255,255,255,0.04)}
.xu5-tip-text{line-height:1.4}
.xu5-tip-close{background:none;border:none;color:rgba(255,255,255,0.5);font-size:18px;cursor:pointer;padding:0 4px;line-height:1;flex-shrink:0}
.xu5-tip-close:hover{color:#fff}
.xu5-topbar{position:relative;display:flex;align-items:center;padding:12px 16px;gap:16px;border-bottom:none;box-shadow:0 4px 16px rgba(0,0,0,0.3);transition:background 0.3s,box-shadow 0.3s;z-index:1000;background:#000}
.xu5-topbar-brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.xu5-topbar-logo{font-size:clamp(18px,4vw,26px);color:#fff;font-weight:700;white-space:nowrap;flex-shrink:0;text-decoration:none;display:inline-flex;align-items:center}
.xu5-topbar-desc{font-size:13px;color:rgba(200,180,140,0.75);white-space:nowrap;letter-spacing:0.5px}
.xu5-topbar-desc::before{content:'|';margin-right:10px;color:rgba(200,180,140,0.35);font-weight:300}
.xu5-topbar-nav{display:flex;align-items:center;gap:10px;flex-wrap:nowrap;overflow-x:auto;flex:1;justify-content:flex-end}
.xu5-topbar.sticky{position:fixed;top:0;left:0;right:0;width:100%;max-width:100%;border-radius:0;background:rgba(0,0,0,0.88);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 1px 8px rgba(0,0,0,0.4);padding:6px calc(50% - 550px);border-bottom:1px solid rgba(255,255,255,0.06)}
@media(max-width:1100px){.xu5-topbar.sticky{padding:6px 16px}}
.xu5-topbar.sticky .xu5-topbar-desc{display:none}
.xu5-topbar.sticky .xu5-topbar-logo{font-size:18px}
.xu5-topbar-placeholder{display:none}
.xu5-topbar-placeholder.active{display:block}
.nav-btn{display:inline-flex;align-items:center;cursor:pointer;text-decoration:none;white-space:nowrap;flex-shrink:0}
.nav-btn,.nav-btn span{color:rgba(255,255,255,0.85);font-weight:500;font-size:15px;padding:4px 0;transition:color 0.2s;letter-spacing:0.5px}
.nav-btn:not(:last-child)::after{content:'/';margin-left:10px;color:rgba(255,255,255,0.2);font-weight:300;pointer-events:none}
.nav-btn:hover,.nav-btn:hover span{color:#fff}
.nav-btn.active,.nav-btn.active span{color:#ffc107;font-weight:700}
.xu5-topbar.sticky .nav-btn,.xu5-topbar.sticky .nav-btn span{font-size:14px;padding:3px 0}
.sitename-metal-shine{display:inline-block;color:#fff;-webkit-text-fill-color:#fff;font-weight:800!important;letter-spacing:2px;transition:opacity 0.2s}
.sitename-metal-shine:hover{opacity:0.8}
@media(max-width:768px){.container{width:100%}.xu5-topbar{flex-direction:column;align-items:center;padding:8px 10px;gap:6px}.xu5-topbar-brand{justify-content:center}.xu5-topbar-desc{display:none}.xu5-topbar-logo{font-size:18px}.xu5-topbar-nav{justify-content:center;flex:none;width:100%;gap:8px;flex-wrap:wrap;overflow-x:visible;-ms-overflow-style:none;scrollbar-width:none}.xu5-topbar-nav::-webkit-scrollbar{display:none}.nav-btn,.nav-btn span{font-size:15px}.xu5-topbar.sticky{flex-direction:row;padding:5px 10px}.xu5-topbar.sticky .xu5-topbar-brand{display:none}.xu5-topbar.sticky .xu5-topbar-nav{justify-content:center;flex-wrap:nowrap;overflow-x:auto}.xu5-tip-banner{font-size:11px;padding:4px 10px}}
@media screen and (max-width:768px){.sitename-metal-shine{letter-spacing:1.5px}}
.footer{text-align:center;padding:30px 24px}.footer .sitemap{display:none}.footer-bottom{display:flex;flex-direction:column;align-items:center;gap:8px}.xu5-footer-quick-nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:center}.xu5-footer-nav-label{color:#999;font-size:13px}.xu5-footer-nav-link{color:#999;font-size:13px;text-decoration:none;transition:color 0.2s}.xu5-footer-nav-link:hover{color:#409eff}.xu5-footer-nav-sep{color:#666;font-size:13px}.xu5-footer-copyright{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:center;color:#999;font-size:13px}.xu5-footer-copyright .time{color:#b3b3b3}.footer-links a{color:#999;font-size:13px;transition:color 0.2s}.footer-links a:hover{color:#409eff}.xu5-footer-sep{color:#666}.page-load-time{font-size:12px}
/* 远程协助弹窗默认隐藏 */
.xu5-ra-overlay{display:none !important;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.6);backdrop-filter:blur(4px);z-index:99999;justify-content:center;align-items:center;opacity:0;transition:opacity .3s}
.xu5-ra-overlay.active{display:flex !important;opacity:1}
/* .item-tabs 移动端样式 */
@media (max-width: 768px) {
    .item-tabs {
        margin-left: 4px;
        margin-right: 4px;
    }
}