/* ============================================
 * 公共样式文件 - 全站通用
 * ============================================ */

/* 全局重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    min-height: 100vh;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Sticky Footer：确保 footer 始终在页面底部 */
/* 化工社所有页面根元素统一为 xxx-app 命名，用属性选择器全覆盖 */
[id$="-app"] {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Vue 挂载前隐藏模板标签 {{ }}，挂载后自动移除 */
[v-cloak] {
    display: none;
}

main {
    flex: 1;
}

app-footer {
    flex-shrink: 0;
}

/* 链接样式 */
a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-base);
}

a:hover {
    color: var(--primary-color);
}

/* 列表样式重置 */
ul, ol {
    list-style: none;
}

/* 图片样式 */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* 按钮重置 */
button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
    outline: none;
}

/* 输入框重置 */
input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    outline: none;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-base);
    padding: var(--space-sm) var(--space-md);
    transition: border-color var(--transition-base);
}

input:focus, textarea:focus, select:focus {
    border-color: var(--primary-color);
}

/* ============================================
 * 通用容器
 * ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.page-wrapper {
    display: flex;
    gap: var(--module-gap);
    max-width: 1200px;
    margin: 0 auto;
}

/* ============================================
 * 左侧导航组件
 * ============================================ */
.side-nav {
    width: 200px;
    flex-shrink: 0;
}

.nav-header {
    background: var(--primary-color);
    padding: var(--space-sm) var(--space-md) var(--space-sm) 30px;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    color: #fff;
    margin-bottom: var(--space-md);
    padding-left: 20px;
}

.nav-list {
    background: var(--bg-secondary);
    padding: 0 15px;
}

.nav-item {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    height: 57px;
    padding-left: 6px;
    font-size: 18px;
    /* color: var(--text-secondary); */
    color: #000;
    text-decoration: none;
    border-bottom: 1px solid var(--border-medium);
    cursor: pointer;
    transition: color var(--transition-base);
    line-height: 24px;
    box-sizing: border-box;
}

.nav-item:last-child {
    border-bottom: none;
}

.nav-section-gap {
    height: 60px;
    background: #fff;   /* 组间留白用白底,2026-06-12 honors-books 引入 */
}

.nav-item:hover,
.nav-item.active {
    color: var(--primary-color);
}

/* ============================================
 * 右侧内容区
 * ============================================ */
.content-area {
    flex: 1;
    min-width: 0;
}

/* ============================================
 * 卡片组件 - 通用
 * ============================================ */
.card-item {
    display: flex;
    flex-direction: column;
    background: var(--bg-primary);
    text-decoration: none;
    transition: transform var(--transition-base);
}

.card-item:hover {
    transform: translateY(-3px);
}

.card-cover {
    width: 100%;
    aspect-ratio: 2/3;
    overflow: hidden;
    background-color: var(--bg-secondary);
    border: 1px solid #E7E7E8;
}

.card-cover img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
}

.card-info {
    padding: var(--space-sm) 0 0 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.card-title {
    font-size: 14px;
    color: var(--text-primary);
    transition: color var(--transition-base);
}

.card-item:hover .card-title {
    color: var(--primary-color);
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

/* ============================================
 * 搜索按钮组件
 * ============================================ */
.search-btn {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    height: 36px;
    padding: 0 var(--space-md);
    background: transparent;
    border: none;
    border-left: 1px solid var(--border-medium);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    cursor: pointer;
    flex-shrink: 0;
    transition: color var(--transition-base);
}

.search-btn:hover {
    color: var(--primary-color);
}

/* ============================================
 * 页面搜索模块（ElementPlus el-input）
 * ============================================ */
.search-module {
    display: flex;
    align-items: center;
    margin-bottom: 21px;
}

.page-search-input .el-input__wrapper {
    border-radius: 2px 0 0 2px;
    box-shadow: 1px 0 0 0 #E0E0E0 inset, 0 -1px 0 0 #E0E0E0 inset, 0 1px 0 0 #E0E0E0 inset;
    height: 40px;
}

.page-search-input .el-input__wrapper:hover {
    box-shadow: 1px 0 0 0 #E0E0E0 inset, 0 -1px 0 0 #E0E0E0 inset, 0 1px 0 0 #E0E0E0 inset;
}

.page-search-input .el-input__wrapper.is-focus {
    box-shadow: 1px 0 0 0 #E0E0E0 inset, 0 -1px 0 0 #E0E0E0 inset, 0 1px 0 0 #E0E0E0 inset;
}

.page-search-input .el-input-group__append {
    background: transparent;
    color: #666;
    padding: 0 var(--space-md);
    border-radius: 0 2px 2px 0;
    border-left: 1px solid #E0E0E0;
    border-right: 1px solid #E0E0E0;
    border-top: 1px solid #E0E0E0;
    border-bottom: 1px solid #E0E0E0;
    height: 40px;
    box-shadow: none;
}

.page-search-input .el-input-group__append .page-search-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    color: #666;
    font-size: var(--font-size-sm);
    cursor: pointer;
    white-space: nowrap;
}

.page-search-input .el-input-group__append .page-search-btn:hover {
    color: var(--primary-color);
}

/* ============================================
 * 分页组件（定义在文件底部 ElementPlus 主题区）
 * ============================================ */

.custom-pagination {
    display: flex;
    align-items: center;
    gap: var(--inline-gap);
}

.pagination-btn,
.pagination-num {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    cursor: pointer;
    transition: color var(--transition-base);
}

.pagination-btn:hover,
.pagination-num:hover {
    color: var(--primary-color);
}

.pagination-num.active {
    color: var(--primary-color);
    font-weight: var(--font-weight-normal);
}

.pagination-btn.disabled {
    color: var(--text-disabled);
    cursor: not-allowed;
}

.pagination-btn.disabled:hover {
    color: var(--text-disabled);
}

/* ============================================
 * 通用模块标题
 * ============================================ */
.section-title {
    font-size: var(--font-size-xxl);
    font-weight: var(--font-weight-normal);
    color: var(--text-title);
    margin-bottom: var(--space-md);
    text-decoration: none;
    display: inline-block;
    transition: color var(--transition-base);
}

.section-title:hover {
    color: var(--primary-color);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
}

.more-link {
    font-size: 14px;     /* 2026-06-24 全站"更多"统一 14px（含 index 之前的 18px 也对齐） */
    color: #9E9E9F;      /* 2026-06-24 全站"更多"统一 #9E9E9F（index 由 index.css 单独覆盖） */
    text-decoration: none;
}

.more-link:hover {
    color: var(--primary-color);
}

/* ============================================
 * 背景模块
 * ============================================ */
.bg-section {
    background: var(--bg-secondary);
    padding: var(--padding-section);
    margin-bottom: var(--module-gap);
}

/* ============================================
 * 空白间距工具类
 * ============================================ */
.vspace {
    display: block;
    width: 100%;
    clear: both;
    height: 10px;
}

.vspace-xs { height: var(--space-xs); }
.vspace-sm { height: var(--space-sm); }
.vspace-md { height: var(--space-md); }
.vspace-lg { height: var(--space-lg); }
.vspace-xl { height: var(--space-xl); }
.vspace-2xl { height: var(--space-2xl); }
.vspace_top { height: 70px; }
.vspace-xxl { height: var(--space-xxl); }
.vspace-3xl { height: var(--space-3xl); }
.vspace-section { height: var(--space-2xl); }
.vspace-module { height: var(--module-gap); }
.vspace-module-lg { height: var(--space-2xl); }

/* 水平间距 */
.hspace-xs { width: var(--space-xs); display: inline-block; }
.hspace-sm { width: var(--space-sm); display: inline-block; }
.hspace-md { width: var(--space-md); display: inline-block; }
.hspace-lg { width: var(--space-lg); display: inline-block; }
.hspace-2xl { width: var(--space-2xl); display: inline-block; }

/* ============================================
 * 空状态样式
 * ============================================ */
.empty-state {
    text-align: center;
    padding: var(--space-xxl) 0;
}

.empty-icon {
    font-size: 48px;
    margin-bottom: var(--space-md);
}

.empty-text {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
}

/* ============================================
 * 头部导航组件
 * ============================================ */
.header {
    background: #FFF;
    color: #333;
    position: relative;
    z-index: 100;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.header-main {
    background: #008F98;
    padding: 78px 0 17px;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    flex-shrink: 0;
    padding-left: 0px;
}

.logo-img {
    height: 62px;
    width: auto;
}

.header-right-section {
    display: flex;
    align-items: center;
    gap: var(--space-xxl);
}

.header-awards-qrcode {
    display: flex;
    align-items: center;
    gap: 40px;
}

.header-awards {
    display: flex;
    flex-direction: column;
    text-align: right;
}

.award-small {
    font-size: 12px;
    color: rgba(255,255,255,0.85);
    letter-spacing: 3.5px;
    margin-bottom: var(--space-xs);
}

.award-large {
    font-size: 20px;
    color: #FFF;
    font-weight: 600;
    letter-spacing: 1.5px;
    line-height: 1.2;
}

.header-right {
    flex-shrink: 0;
}

.header-info {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.nav-search-btn {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: transparent;
    border: 1px solid rgba(255,255,255,0.5);
    border-radius: 4px;
    padding: var(--space-sm) var(--space-md);
    color: #FFF;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s ease;
}

.nav-search-btn:hover {
    background: rgba(255,255,255,0.15);
    border-color: rgba(255,255,255,0.8);
}

.search-icon {
    font-size: 14px;
}

.search-text {
    font-weight: 500;
    font-size: 16px;
}

.qrcode-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
}

.qrcode-area img {
    width: 60px;
    height: 60px;
    border-radius: 0;
}

.qrcode-text {
    font-size: 10px;
    color: rgba(255,255,255,0.9);
}

.quick-links {
    display: flex;
    gap: var(--space-md);
}

.quick-links a {
    font-size: 12px;
    opacity: 0.9;
    color: #fff;
}

.quick-links a:hover {
    opacity: 1;
}

.qrcode img {
    width: 50px;
    height: 50px;
    border-radius: 4px;
}

/* 导航 - Navigation */
.nav {
    background: #FFF;
    padding: var(--space-sm) 24px;
}

/* 导航内容容器 - 绝对定位叠放层，高度由 nav-inner 撑开 */
.nav-content {
    position: relative;
}

.nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
    transition: opacity 0.3s ease;
}

/* 导航菜单隐藏状态 - 仅 opacity，不脱离文档流 */
.nav-inner.is-hidden {
    opacity: 0;
    pointer-events: none;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    display: block;
    padding: 14px 28px 14px 0;   /* 2026-06-22 文字左对齐，padding-left:0 让文字与点击区左边缘平齐；总水平占位 28px 不变 */
    color: #000000;
    font-size: 18px;
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-menu a:hover,
.nav-menu a.active,
.nav-menu .nav-span.active,
.nav-menu li.has-children:hover > a,
.nav-menu li.has-children:hover > .nav-span {
    color: #008F98;
    /* 2026-06-22 link 模式：去掉 hover 浅色背景，仅改文字颜色 */
}
.nav-menu .nav-span {
    display: block;
    padding: 14px 28px 14px 0;   /* 2026-06-22 与 a 标签统一，文字左对齐 */
    /* color: #606266; */
    color: #000000;
    font-size: 18px;
    font-weight: 500;
    cursor: default;
}

/* ===== 导航下拉子菜单 ===== */
.nav-submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 160px;
    background: rgba(255, 255, 255, 0.9);
    border-top: 2px solid #00ADAF;
    z-index: 1000;
    padding: 0;
}

.nav-menu li.has-children:hover .nav-submenu {
    display: block;
}

/* 移动端：click 展开子菜单（与 PC hover 行为一致） */
@media (hover: none) {
    .nav-menu li.has-children.open .nav-submenu {
        display: block;
    }
}

.nav-submenu li {
    display: block;
    border: 1px solid rgba(214, 214, 214, 0.9);
    margin-top: -1px;
}
/* 新调了一版本样式，注释了原来样式 */
.nav-submenu a {
    display: block;
    height: 40px;
    line-height: 40px;
    padding: 0 10px 0 10px;
    /* color: #4D4D4D; */
    color: #000000;
    font-size: 16px;
    font-weight: normal;
    white-space: nowrap;
    transition: all 0.2s ease;
}
/* 2026-07-24: 导航子项 disabled 态（临时关链，模仿 ElementUI disabled） */
.nav-submenu .nav-submenu-item-disabled {
    display: block;
    height: 40px;
    line-height: 40px;
    padding: 0 10px 0 10px;
    color: #000000;
    font-size: 16px;
    white-space: nowrap;
    cursor: not-allowed;
}
/* .nav-submenu a {
    display: block;
    height: 28px;
    line-height: 28px;
    padding: 0 0 0 10px;
    color: #4D4D4D;
    font-size: 12px;
    font-weight: normal;
    white-space: nowrap;
    transition: all 0.2s ease;
} */

.nav-submenu a:hover {
    color: var(--primary-color);
}

.nav-search {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    color: #000000;
    transition: color 0.2s ease;
}

.nav-search:hover {
    color: #008F98;
}

/* 导航搜索栏（点击搜索图标后展开，模仿高教社风格）
 * 绝对定位叠在 nav-inner 上方，高度不变，仅 opacity 渐变
 * el-input 样式写在各页面私有CSS（首页800px→index.css）
 */
.nav-search-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    max-width: 1120px;
    margin: 0 auto;
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    z-index: 2;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-50%);
    transition: opacity 0.3s ease;
}

/* 搜索栏可见状态 */
.nav-search-bar.is-visible {
    opacity: 1;
    pointer-events: auto;
}

/* 关闭按钮 */
.nav-search-close {
    flex-shrink: 0;
    height: 40px;
    padding: 0 20px;
    border: 1px solid #E0E0E0;
    background: #fff;
    color: var(--text-primary);
    border-radius: 2px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
}

.nav-search-close:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* ============================================
 * 导航搜索建议下拉面板
 * ============================================ */

/* 搜索输入框包裹层（定位锚点） */
.nav-search-input-wrap {
    position: relative;
    flex: 1;
    /* max-width: 800px; */
}

/* 下拉面板 */
.nav-search-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border: 1px solid #E0E0E0;
    border-radius: 2px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.12);
    z-index: 100;
    max-height: 460px;
    overflow-y: auto;
    margin-top: 2px;
}

/* 加载中 */
.dropdown-loading {
    text-align: center;
    padding: 32px 20px;
    color: #898989;
    font-size: 14px;
}

/* 无结果 */
.dropdown-empty {
    text-align: center;
    padding: 32px 20px;
    color: #898989;
    font-size: 14px;
}

/* 分区 */
.dropdown-section {
    padding: 0;
}

.dropdown-section + .dropdown-section {
    border-top: 1px solid #F0F0F0;
}

/* 分区内空状态 */
.dropdown-section-empty {
    text-align: center;
    padding: 16px 20px;
    color: #BFBFBF;
    font-size: 13px;
}

/* 分区标题栏 */
.dropdown-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 16px;
    background: #F5F7FA;
    font-size: 12px;
    color: #898989;
    font-weight: 500;
}

.dropdown-section-title {
    color: #898989;
}

/* 结果列表 */
.dropdown-list {
    padding: 4px 0;
}

.dropdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 16px;
    text-decoration: none;
    color: #4D4D4D;
    font-size: 14px;
    line-height: 22px;
    transition: background 0.15s ease;
}

.dropdown-item:hover {
    background: #F0F9F9;
}

.dropdown-item-title {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-right: 16px;
}

.dropdown-item-date,
.dropdown-item-price {
    flex-shrink: 0;
    font-size: 12px;
    color: #898989;
}

.dropdown-item-price {
    color: var(--primary-color);
    font-weight: 500;
}

/* 更多链接 */
.dropdown-more {
    display: block;
    text-align: center;
    padding: 8px 16px;
    color: var(--primary-color);
    font-size: 13px;
    text-decoration: none;
    background: #FAFAFA;
    transition: background 0.15s ease;
}

.dropdown-more:hover {
    background: #F0F9F9;
}

/* 底部关闭按钮 */
.dropdown-close {
    text-align: center;
    padding: 8px 16px;
    color: #898989;
    font-size: 13px;
    cursor: pointer;
    border-top: 1px solid #F0F0F0;
    transition: all 0.15s ease;
}

.dropdown-close:hover {
    color: var(--primary-color);
    background: #F5F7FA;
}

/* ============================================
 * 底部组件
 * ============================================ */
.footer {
    background: #008F98;
}

.footer-main {
    background: #008F98 url('../assets/footerbg.png') no-repeat center bottom;
    background-size: cover;
    padding: 26px 0 20px;
}

.footer-info {
    text-align: left;
}

.footer-info p {
    font-size: 14px;
    color: #FFFFFF;
    line-height: 1.8;
}

.footer-bottom {
    background: #008F98;
    text-align: center;
    padding: var(--space-md);
    font-size: 12px;
    color: #FFFFFF;
}

/* ============================================
 * 响应式断点
 * ============================================ */
@media (max-width: 1200px) {
    .container {
        padding: 0 var(--space-md);
    }
}

@media (max-width: 768px) {
    .page-wrapper {
        flex-direction: column;
    }

    .side-nav {
        width: 100%;
    }
}

/* ============================================
 * 正文页公共样式（底层页共用）
 * newstexts / dangjiantext / kepuzhuanlantext
 * ============================================ */

/* 正文标题 */
.article-title {
    font-size: 28px;
    color: var(--primary-color);
    font-weight: normal;
    text-align: center;
    margin-bottom: 20px;
    line-height: 32px;
}

/* 作者和时间 */
.article-meta {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: var(--space-xl);
}

/* 正文主体 */
.article-body {
    color: #000;
    line-height: 2;
    text-align: justify;
}

.article-body p {
    margin-bottom: 0;
}

.article-body p:last-child {
    margin-bottom: 0;
}

/* 正文内标签行（通用） */
.article-body .label-row {
    margin-top: var(--space-md);
    margin-bottom: var(--space-sm);
}

/* 正文内联系信息（通用） */
.article-body .contact-info {
    margin-top: var(--space-lg);
    margin-bottom: 0;
}

/* 正文封面图（通用：任何底层页均可能出现，v-if 条件渲染控制） */
.article-image {
    aspect-ratio: 16/9;
    background-color: var(--bg-secondary);
    overflow: hidden;
    margin: var(--space-xl) 1rem;
    max-width: 100%;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
}

/* ============================================
 * 分页组件 - 13 个列表页统一（el-pagination + 外置 el-button）
 * ============================================ */

/* ElementPlus 主题色覆盖：#008F98（覆盖默认蓝 #409eff）
   ElementPlus index.css 在 common.css 之后加载，所以需要 !important 抢占
   覆盖 2 个核心：--el-color-primary（主色）+ --el-color-primary-rgb（半透明色 RGB 元组）*/
:root {
    --el-color-primary: #008F98 !important;
    --el-color-primary-rgb: 0, 143, 152 !important;
    --el-color-primary-light-3: #4DA8AF !important;
    --el-color-primary-light-5: #80C2C7 !important;
    --el-color-primary-light-7: #B3DBDE !important;
    --el-color-primary-light-8: #CCE6E8 !important;
    --el-color-primary-light-9: #E6F2F3 !important;
    --el-color-primary-dark-2: #007A82 !important;
    --el-pagination-hover-color: #008F98 !important;
}

/* 分页容器：水平居中 + 按钮/分页器统一间距 */
.pagination-wrap {
    margin-top: 75px;
    margin-bottom: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
}

/* 首页/尾页按钮：link 模式 + 跟随主题色 */
.pagination-wrap .el-button {
    border: none;
    background: transparent;
    color: var(--el-text-color-primary);
    box-shadow: none;
}

.pagination-wrap .el-button:hover {
    color: var(--el-color-primary);
    background: transparent;
    border: none;
}

.pagination-wrap .el-button.is-disabled,
.pagination-wrap .el-button.is-disabled:hover {
    color: var(--el-text-color-placeholder);
    background: transparent;
    border: none;
    cursor: not-allowed;
}

/* el-pagination 内部按钮对齐 */
.pagination-wrap .el-pagination {
    display: flex;
    align-items: center;
}

/* ========== 右侧悬浮窗（全站通用，2026-06-26 从 index.css 提取） ========== */
/* 2026-06-23：left 始终距 banner-slide 右边 32px（banner 1200px 居中，右边缘 50vw+600px, +32px） */
.floating-sidebar {
    position: fixed;
    left: calc(50vw + 632px);
    top: 50%;
    transform: translateY(-50%);
    background: rgba(178, 225, 227, 0.7);
    border-radius: 4px;
    padding: var(--space-md);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    width: auto;
}

.sidebar-row {
    display: flex;
    gap: var(--space-sm);
}

.sidebar-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    background: #F7FCFC;
    padding: var(--space-sm) 10px;
    border-radius: 4px;
    color: #000;
    font-size: 16px;
    text-align: left;
    width: 100px;
    transition: all var(--transition-fast);
}

.sidebar-line {
    display: block;
    white-space: nowrap;
}

.sidebar-item:hover {
    background: #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

/* 响应式（仅 PC 端，M 端已拆分独立维护） */
@media (max-width: 1600px) {
    .floating-sidebar {
        left: auto;
        right: max(0px, calc(25vw - 360px));
    }
}

@media (max-width: 1400px) {
    .floating-sidebar {
        display: none;
    }
}