.sidebar-menu-container {
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.sidebar-menu {
    background: transparent !important;
    border: none;
    height: 100%;
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar-menu .ant-menu-item {
    margin: 0 !important;
    padding: 12px 20px !important;
    height: auto !important;
    line-height: 1.5 !important;
    transition: all 0.3s !important;
    font-size: 15px !important;
    font-weight: 600 !important;
}

.sidebar-menu .ant-menu-item .ant-menu-title-content {
    font-size: 15px !important;
    font-weight: 600 !important;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
}

.sidebar-menu .ant-menu-item:hover {
    background: rgba(255, 255, 255, 0.1) !important;
}

.sidebar-menu .ant-menu-item-selected {
    background: rgba(255, 255, 255, 0.2) !important;
    border-left: 3px solid white;
}

.sidebar-menu .ant-menu-item-selected .ant-menu-title-content {
    transform: translateX(8px);
}

.sidebar-menu .ant-menu-item-selected:hover {
    background: rgba(255, 255, 255, 0.25) !important;
}

.sidebar-menu .ant-menu-item-selected:hover .ant-menu-title-content {
    transform: translateX(8px);
}

.sidebar-menu .ant-menu-item-group-title {
    padding: 12px 20px 8px !important;
    font-size: 12px !important;
    color: rgba(255, 255, 255, 0.7) !important;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

.sidebar-menu .ant-menu-item-icon {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 18px !important;
    display: inline-flex;
    align-items: center;
}

.sidebar-menu .ant-menu-item:hover .ant-menu-item-icon {
    transform: scale(1.05);
}

.sidebar-menu .ant-menu-item-selected .ant-menu-item-icon {
    transform: translateX(8px);
}

@media (max-width: 768px) {
    .sidebar-menu .ant-menu-item {
        padding: 14px 20px !important;
    }
}

/* ── 折叠态（60px）：图标居中，覆盖展开态的左对齐 padding/位移 ── */
.sidebar-menu.ant-menu-inline-collapsed .ant-menu-item,
.sidebar-menu.ant-menu-inline-collapsed .ant-menu-item-group-title {
    padding: 12px 0 !important;
    text-align: center;
}

.sidebar-menu.ant-menu-inline-collapsed .ant-menu-item {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}

.sidebar-menu.ant-menu-inline-collapsed .ant-menu-item .ant-menu-title-content,
.sidebar-menu.ant-menu-inline-collapsed
    .ant-menu-item-selected
    .ant-menu-title-content {
    transform: none !important;
}

.sidebar-menu.ant-menu-inline-collapsed .ant-menu-item .ant-menu-item-icon,
.sidebar-menu.ant-menu-inline-collapsed
    .ant-menu-item:hover
    .ant-menu-item-icon,
.sidebar-menu.ant-menu-inline-collapsed
    .ant-menu-item-selected
    .ant-menu-item-icon {
    transform: none !important;
    margin: 0;
}

/* 折叠时去掉左侧 3px 选中边框（会挤偏图标），选中态用高亮背景区分 */
.sidebar-menu.ant-menu-inline-collapsed .ant-menu-item-selected {
    border-left: none !important;
}

/* 折叠时隐藏 label 占位（antd 折叠动画保留 opacity 占位，会把图标挤离中心） */
.sidebar-menu.ant-menu-inline-collapsed .ant-menu-item .ant-menu-title-content {
    display: none !important;
}

/* 兼容：部分版本折叠态用 vertical 类渲染，同样居中 */
.sidebar-menu.ant-menu-vertical .ant-menu-item,
.sidebar-menu.ant-menu-inline-collapsed .ant-menu-item {
    padding-left: 0 !important;
    padding-right: 0 !important;
}

.sidebar-menu.ant-menu-vertical .ant-menu-item .ant-menu-title-content {
    display: none !important;
}

/* 折叠态 flex 子元素居中（display:flex 已生效，缺 justify-content） */
.sidebar-menu.ant-menu-inline-collapsed .ant-menu-item {
    justify-content: center !important;
}