/* ==========================================================================
   i8HOME-CMS · 2026 下拉面板（只替换下拉，不改头部外壳）
   --------------------------------------------------------------------------
   头部仍用旧 navBar / navBar-Content / navBarItem-hover；
   本文件只定义 .i8-nav__panel 及其内部。
   ========================================================================== */

/* 面板定位：相对一级项（旧头部 li 默认不是 relative，这里补上，不改其它样式） */
.navBarItem-hover{position:relative;}

/* 旧头部 li 是 80px 行高，面板内必须重置，否则文字与横线被撑开 */
.i8-nav__panel,
.i8-nav__panel *{line-height:1.5;}
.i8-nav__panel li{height:auto;}

.i8-nav__panel{
    position:absolute;
    top:100%;
    /* 盒子对齐菜单项；内容对齐靠内边距=菜单链接内边距(15px)，不用偏移量 */
    left:0;
    width:max-content;
    min-width:220px;
    max-width:min(960px, calc(100vw - var(--i8-nav-pad) * 2));
    max-height:calc(100vh - var(--i8-nav-h) - 40px);
    overflow-y:auto;
    padding:32px 36px;
    background:#fff;
    color:#121212;
    border:1px solid #e9eaec;
    border-radius:10px;
    box-shadow:0 10px 30px rgba(12,22,38,.10), 0 1px 0 rgba(12,22,38,.05);
    opacity:0;
    visibility:hidden;
    transform:translateY(6px);
    transition:opacity .18s ease, transform .18s ease, visibility .18s;
    z-index:5;
}
/* 首页透明头部（video-mode）：面板用深色玻璃，文字与线条全部反白 */
.navBar.video-mode .i8-nav__panel{
    background:rgba(10,18,30,.55);
    -webkit-backdrop-filter:blur(14px) saturate(1.2);
    backdrop-filter:blur(14px) saturate(1.2);
    border-color:rgba(255,255,255,.16);
    box-shadow:0 10px 30px rgba(0,0,0,.35);
}
.navBar.video-mode .i8-nav__panel .i8-nav__panel-title,
.navBar.video-mode .i8-nav__panel .i8-nav__group-title,
.navBar.video-mode .i8-nav__panel .i8-nav__link{
    color:#ffffff !important;
}
.navBar.video-mode .i8-nav__panel .i8-nav__group-title,
.navBar.video-mode .i8-nav__panel .i8-nav__link{
    border-bottom-color:rgba(255,255,255,.18) !important;
}
.navBar.video-mode .i8-nav__panel .i8-nav__link:hover{
    color:#ffffff !important;
    border-bottom-color:rgba(255,255,255,.7) !important;
}

/* 首页透明头部：文字与图标全部反白（对齐英文站首页） */
.navBar.video-mode .navBar-Content > ul > li > a span,
.navBar.video-mode .navBar-Content > ul > li.active > a > span{
    color:#ffffff !important;
}
.navBar.video-mode .navBar-Content > ul > li > a:hover span{
    color:#ffffff !important;
}
.navBar.video-mode .logo img{
    filter:brightness(0) invert(1);
}
.navBar.video-mode .language-map .search span,
.navBar.video-mode .language-map .map span{
    color:#ffffff !important;
}
.navBar.video-mode .language-map .language img.svg{
    filter:brightness(0) invert(1);
}
.navBarItem-hover:hover > .i8-nav__panel,
.navBarItem-hover:focus-within > .i8-nav__panel,
.navBarItem-hover.open > .i8-nav__panel{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
}

.i8-nav__panel-title{
    font-size:11px;
    letter-spacing:.12em;
    color:#6b7280;
    padding:4px 0 10px;
}
.i8-nav__grid{
    display:grid;
    grid-template-columns:max-content max-content;
    gap:0 64px;
    list-style:none;
    margin:0;
    padding:0;
}
.i8-nav__panel[data-cols="1"] .i8-nav__grid{grid-template-columns:1fr;}
.i8-nav__group{min-width:0;}
.i8-nav__group + .i8-nav__group{margin-top:18px;}
.i8-nav__group-title{
    display:block;
    font-size:14px;
    font-weight:700;
    color:#121212;
    padding:0 0 10px;
    border-bottom:1px solid #e9eaec;
    margin-bottom:10px;
    text-decoration:none;
}
.i8-nav__group-title:hover,
.i8-nav__group-title.is-active{color:#c8102e;border-bottom-color:#c8102e;}
.i8-nav__sublist{list-style:none;margin:0;padding:0;}
.i8-nav__sublist .i8-nav__link{font-size:13px;padding:9px 0 9px 12px;}
.i8-nav__link{
    display:block;
    padding:10px 0;
    font-size:14px;
    color:#333;
    border-bottom:1px solid #e9eaec;
    white-space:nowrap;
    text-decoration:none;
    transition:color .18s ease, border-color .18s ease;
}
.i8-nav__link:hover,
.i8-nav__link.is-active{
    color:#c8102e;
    border-bottom-color:#c8102e;
}
/* 语言切换下拉：右对齐图标（旧 left:-20px 权重高，这里显式覆盖） */
.container .navBar .navBar-Container .language-map .language .language-item{
    left:auto !important;
    right:0 !important;
    margin-left:0 !important;
}
.container .navBar .navBar-Container .language-map .language .language-item .triangle_border_up{
    display:none;
}

/* 右半边面板：脚本加 .i8-nav__panel--right 后右对齐 */
.i8-nav__panel--right{
    left:auto;
    right:0;
}

/* 左上角 Logo 右移 10px（按运营要求微调） */
.container .navBar .navBar-Container .logo{
    margin-left:10px;
}

/* 窄屏（<=1100）：菜单区自适应并压缩，避免 13 项换行 */
@media (max-width:1100px){
    .container .navBar .navBar-Container .navBar-list .navBar-Content{
        width:auto;
    }
    .container .navBar .navBar-Container .navBar-list .navBar-Content>ul>li>a{
        padding:0 6px;
    }
    .container .navBar .navBar-Container .navBar-list .navBar-Content>ul>li>a span{
        font-size:12px;
    }
}