/* ==========================================================================
   xc-shell.css — 全局框架层（顶栏 / 侧边栏 / 用户下拉）
   主题：智简魔方 xcclientarea · 站点：www.3w3f.top
   版本：20261102a · 只负责框架外框，不覆盖任何内容页组件
   ========================================================================== */

/* ---------- 0. 局部令牌 ---------- */
#page-topbar,
.vertical-menu {
    --xc-line: #eff2f7;
    --xc-line-2: #e6eaf2;
    --xc-ink: #1d2129;
    --xc-ink-2: #4b5563;
    --xc-ink-3: #8a94a6;
    --xc-brand: #0064ff;
    --xc-tint: rgba(0, 100, 255, .06);
    --xc-tint-2: rgba(0, 100, 255, .07);
}

/* ==========================================================================
   1. 顶栏骨架
   ========================================================================== */
#page-topbar {
    background: #fff;
    box-shadow: none;
    border-bottom: 1px solid var(--xc-line);
}
#page-topbar .navbar-header {
    height: 70px;
    padding: 0 18px 0 0;
    align-items: center;
}
#page-topbar .navbar-header > .d-flex {
    align-items: center;
    gap: 3px;
    min-width: 0;
}

/* 品牌区：白底 + 深色字标，去掉原来的“白底白 logo”空块 */
#page-topbar .navbar-brand-box {
    width: 250px;
    padding: 0 20px;
    text-align: left;
    display: flex;
    align-items: center;
}
#page-topbar .navbar-brand-box .logo {
    display: block;
    line-height: 1;
}
#page-topbar .navbar-brand-box .logo img {
    max-height: 26px !important;
    width: auto;
    display: block;
}
body[data-topbar="light"] #page-topbar .navbar-brand-box .logo img {
    filter: invert(1);
}
body[data-topbar="light"] #page-topbar .navbar-brand-box .logo-light { display: none !important; }
#page-topbar .navbar-brand-box .logo { width: 100%; flex: 1 1 auto; }
#page-topbar .navbar-brand-box .logo .logo-lg { justify-content: flex-start !important; }
body[data-topbar="dark"] #page-topbar .navbar-brand-box .logo-dark { display: none !important; }

/* ==========================================================================
   2. 顶栏按钮 / 图标
   ========================================================================== */
#page-topbar .header-item {
    height: 36px;
    min-height: 36px;
    padding: 0 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: var(--xc-ink-2);
    font-size: 13px;
    line-height: 1;
    transition: background-color .18s ease, color .18s ease;
}
#page-topbar .header-item > i {
    font-size: 17px;
    line-height: 1;
    margin: 0 !important;
    color: inherit;
}
#page-topbar .header-item:hover,
#page-topbar .header-item:focus {
    background: var(--xc-tint);
    color: var(--xc-brand);
}

/* 折叠按钮 + 总览 */
#page-topbar #vertical-menu-btn {
    width: 38px;
    padding: 0;
    margin-left: 8px;
    color: var(--xc-ink-2);
}
#page-topbar #vertical-menu-btn > i { font-size: 16px; }
#page-topbar .navbar-header > .d-flex > a { display: inline-flex; align-items: center; }
#page-topbar .navbar-header > .d-flex > a > .header-item { padding: 0 12px; }

/* 右侧「图标 + 文字」入口 */
#page-topbar .navbar-header > .d-flex > .dropdown > a {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    height: 36px;
    padding: 0 10px;
    color: var(--xc-ink-2);
    font-size: 13px;
    text-decoration: none;
    transition: background-color .18s ease, color .18s ease;
}
#page-topbar .navbar-header > .d-flex > .dropdown > a:hover,
#page-topbar .navbar-header > .d-flex > .dropdown > a:focus {
    background: var(--xc-tint);
    color: var(--xc-brand);
    text-decoration: none;
}
#page-topbar .navbar-header > .d-flex > .dropdown > a > .header-item {
    height: auto;
    min-height: 0;
    padding: 0;
    background: none;
    color: inherit;
    pointer-events: none;
}
#page-topbar .navbar-header > .d-flex > .dropdown > a > .header-item:hover { background: none; }

/* 未读角标 */
#page-topbar .noti-icon { position: relative; }
#page-topbar .noti-icon .badge {
    top: 0;
    right: 0;
    transform: translate(42%, -38%);
    min-width: 16px;
    height: 16px;
    padding: 0 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 0;
    background: #e31519;
    color: #fff;
    font-size: 10px;
    font-weight: 600;
    box-shadow: 0 0 0 2px #fff;
}

/* 语言切换 */
#page-topbar .dropdown > button.header-item { padding: 0 10px; gap: 6px; }
#page-topbar .dropdown > button.header-item > a {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: inherit;
    font-size: 13px;
    text-decoration: none;
}
#page-topbar #header-lang-img {
    height: 14px;
    margin-top: 0;
    width: auto;
    border: 1px solid var(--xc-line-2);
    border-radius: 0;
}
#page-topbar .header-item .mdi-chevron-down {
    font-size: 14px;
    color: var(--xc-ink-3);
    transition: transform .18s ease, color .18s ease;
}
#page-topbar .header-item[aria-expanded="true"] .mdi-chevron-down {
    transform: rotate(180deg);
    color: var(--xc-brand);
}

/* 用户入口：直角 + 1px 描边头像 */
#page-topbar #page-header-user-dropdown {
    padding: 3px 10px 3px 3px;
    gap: 8px;
}
#page-topbar .header-profile-user {
    width: 30px;
    height: 30px;
    padding: 0;
    border: 1px solid var(--xc-line-2);
    border-radius: 2px !important;
    background: #f7f9fc;
    object-fit: cover;
}
#page-topbar #page-header-user-dropdown span {
    max-width: 132px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 13px;
    font-weight: 500;
    color: var(--xc-ink);
}

/* ==========================================================================
   3. 顶栏下拉面板
   ========================================================================== */
#page-topbar .dropdown-menu {
    min-width: 188px !important;
    margin-top: 18px;
    padding: 6px;
    border: 1px solid var(--xc-line-2);
    border-radius: 0;
    background: #fff;
    box-shadow: 0 4px 20px 2px rgba(6, 75, 179, .08);
    font-size: 13px;
}
#page-topbar .dropdown-menu .dropdown-item {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 9px 10px;
    border-radius: 0;
    color: var(--xc-ink);
    font-size: 13px;
    line-height: 1.2;
    transition: background-color .16s ease, color .16s ease;
}
#page-topbar .dropdown-menu .dropdown-item > i {
    font-size: 16px;
    color: var(--xc-ink-3);
    transition: color .16s ease;
}
#page-topbar .dropdown-menu .dropdown-item:hover,
#page-topbar .dropdown-menu .dropdown-item:focus {
    background: var(--xc-tint);
    color: var(--xc-brand);
}
#page-topbar .dropdown-menu .dropdown-item:hover > i { color: var(--xc-brand); }
#page-topbar .dropdown-menu .dropdown-item.text-danger,
#page-topbar .dropdown-menu .dropdown-item.text-danger > i { color: #e31519; }
#page-topbar .dropdown-menu .dropdown-item img { margin-right: 0; }

/* ==========================================================================
   4. 侧边栏骨架
   ========================================================================== */
.vertical-menu {
    background: #fff;
    border-right: 1px solid var(--xc-line);
    box-shadow: none;
    transition: width .2s ease;
}
#sidebar-menu { padding: 12px 0 28px; }
#sidebar-menu #side-menu { padding: 0; margin: 0; }

/* 一级：普通入口 */
#sidebar-menu #side-menu > li > a {
    position: relative;
    display: flex;
    align-items: center;
    height: 38px;
    padding: 0 16px 0 18px;
    border-radius: 0;
    color: var(--xc-ink-2);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0;
    transition: background-color .18s ease, color .18s ease;
}
#sidebar-menu #side-menu > li > a > i {
    width: 16px;
    min-width: 16px;
    height: 16px;
    margin-right: 11px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    line-height: 1;
    color: var(--xc-ink-3);
    transition: color .18s ease;
}
#sidebar-menu #side-menu > li > a > span {
    display: inline-block;
    line-height: 1;
    vertical-align: middle;
}

/* 一级：分组标题（11px / 大写 / 拉开字距） */
#sidebar-menu #side-menu > li > a.has-arrow {
    height: 30px;
    margin-top: 16px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .13em;
    text-transform: uppercase;
    color: var(--xc-ink-3);
}
#sidebar-menu #side-menu > li > a.has-arrow > i {
    width: 16px;
    min-width: 16px;
    font-size: 13px;
    color: var(--xc-ink-3);
}
#sidebar-menu #side-menu > li > a.has-arrow:after {
    margin-top: 1px;
    font-size: 12px;
    opacity: .55;
}

/* 一级：插件注入的独立入口（推介计划 / 产品转移等，无子菜单）
   —— 与上面的分组标题同一套字号/字距，避免在 11px 标题之间突然变 13px 显得突兀 */
#sidebar-menu #side-menu > li:not(:first-child) > a:not(.has-arrow) {
    height: 30px;
    margin-top: 16px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .13em;
    color: #5b6474;
}
#sidebar-menu #side-menu > li:not(:first-child) > a:not(.has-arrow) > i {
    width: 16px;
    min-width: 16px;
    font-size: 14px;
}

/* 二级 / 三级 */
#sidebar-menu #side-menu ul.sub-menu {
    position: relative;
    padding: 2px 0 6px;
    margin: 0;
}
#sidebar-menu #side-menu ul.sub-menu::before {
    content: "";
    position: absolute;
    left: 26px;
    top: 2px;
    bottom: 8px;
    width: 1px;
    background: #f1f4f9;
}
#sidebar-menu #side-menu ul li > a {
    position: relative;
    display: flex;
    align-items: center;
    height: 34px;
    padding: 0 16px 0 45px;
    border-radius: 0;
    color: var(--xc-ink-2);
    font-size: 13px;
    font-weight: 400;
    transition: background-color .18s ease, color .18s ease;
}
#sidebar-menu #side-menu ul ul li > a {
    height: 32px;
    padding-left: 60px;
    font-size: 12.5px;
}

/* hover：淡蓝过渡 */
#sidebar-menu #side-menu a:hover,
#sidebar-menu #side-menu a:focus {
    background: rgba(0, 100, 255, .05);
    color: var(--xc-brand);
    text-decoration: none;
}
#sidebar-menu #side-menu a:hover > i,
#sidebar-menu #side-menu a:focus > i { color: var(--xc-brand); }

/* 复位历史主题：.mm-active>a 的 3px 边框与灰底 */
#sidebar-menu li.mm-active > a {
    border-left: 0;
    background: transparent;
}
#sidebar-menu li.mm-active > a:hover {
    background: rgba(0, 100, 255, .05);
}

/* 展开分组 */
#sidebar-menu #side-menu li.mm-active > a { color: var(--xc-brand); }
#sidebar-menu #side-menu li.mm-active > a > i { color: var(--xc-brand); }

/* 当前项：左侧 2px 主色条 + 极浅蓝底 + 主色文字 */
#sidebar-menu #side-menu a.active,
#sidebar-menu #side-menu a.active:hover,
#sidebar-menu #side-menu a.active:focus {
    background: var(--xc-tint-2);
    color: var(--xc-brand);
    font-weight: 600;
}
#sidebar-menu #side-menu a.active > i { color: var(--xc-brand); }
#sidebar-menu #side-menu a.active::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--xc-brand);
}
#sidebar-menu #side-menu a.active::after { color: var(--xc-brand); }

/* ==========================================================================
   5. 折叠态（保持原 JS 行为，只做对齐与描边）
   ========================================================================== */
body.vertical-collpsed .vertical-menu { border-right: 1px solid var(--xc-line); }
body.vertical-collpsed #sidebar-menu #side-menu > li > a {
    justify-content: center;
    padding-left: 0;
    padding-right: 0;
}
body.vertical-collpsed #sidebar-menu #side-menu > li > a > i { margin-right: 0; }
body.vertical-collpsed #sidebar-menu #side-menu ul.sub-menu::before { display: none; }
body.vertical-collpsed #sidebar-menu { padding-top: 6px; }

/* ==========================================================================
   6. 响应式
   ========================================================================== */
@media (max-width: 991.98px) {
    #page-topbar .navbar-header { padding-right: 10px; padding-left: 8px; }
    #page-topbar .navbar-brand-box {
        width: auto;
        min-width: 0;
        padding: 0 12px;
    }
    .vertical-menu { border-right: 0; }
    body.sidebar-enable .vertical-menu { box-shadow: 0 4px 20px 2px rgba(6, 75, 179, .08); }
}
@media (max-width: 767px) {
    #page-topbar .header-item { height: 34px; padding: 0 8px; }
    #page-topbar #vertical-menu-btn { margin-left: 2px; width: 34px; }
    #page-topbar .navbar-header > .d-flex { gap: 0; }
    #page-topbar .navbar-brand-box .logo img { max-height: 22px !important; }
    #page-topbar .dropdown-menu { right: 8px; left: auto; min-width: 176px; }
    #sidebar-menu { padding: 8px 0 24px; }
    #sidebar-menu #side-menu > li > a { padding-left: 16px; height: 40px; }
    #sidebar-menu #side-menu ul li > a { padding-left: 42px; }
    #sidebar-menu #side-menu ul ul li > a { padding-left: 56px; }
}

/* ==========================================================================
   7. 键盘可达性 / 降级
   ========================================================================== */
#page-topbar a:focus-visible,
#page-topbar button:focus-visible,
#sidebar-menu #side-menu a:focus-visible {
    outline: 2px solid rgba(0, 100, 255, .35);
    outline-offset: -2px;
}
@media (prefers-reduced-motion: reduce) {
    #page-topbar *,
    .vertical-menu *,
    #sidebar-menu #side-menu a {
        transition-duration: .001ms !important;
    }
}

/* ==========================================================================
   8. 兼容 side.tpl（当前主题未被任何模板引用，仅保留同名类样式）
   ========================================================================== */
.xc-shell-user {
    border: 0;
    border-bottom: 1px solid var(--xc-line);
    background: #fbfcff;
    padding: 16px 18px;
}
.xc-shell-credit {
    font-family: DINCondensed-Bold, Arial, sans-serif;
    font-size: 18px;
    font-weight: 600;
    letter-spacing: .02em;
    color: var(--xc-ink);
}
.xc-shell-lang,
.xc-shell-usermenu { border: 0; }

/* 顶部品牌：框架同时输出 logo-dark / logo-light 两份，统一只留深色版 */
#page-topbar .navbar-brand-box .logo-light,
#page-topbar .navbar-brand-box .logo .logo-light { display: none !important; }
#page-topbar .navbar-brand-box .logo-dark { display: inline-flex !important; align-items: center; }