223 lines
3.5 KiB
CSS
223 lines
3.5 KiB
CSS
/* 三级导航菜单样式 - Mega Menu风格 */
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/* 导航容器 */
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.nav-cont {
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position: absolute;
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top: 100%;
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left: 0;
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width: 100%;
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background: #fff;
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box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
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z-index: 1000;
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overflow: hidden;
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transition: height 0.3s ease-out;
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}
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/* Mega Menu 内容区 */
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.nav-cont-menu.mega-menu {
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display: none;
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padding: 24px 0;
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}
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.nav-cont-menu.mega-menu .nav-content {
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display: flex;
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flex-wrap: wrap;
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gap: 32px;
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max-width: 1400px;
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margin: 0 auto;
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padding: 0 20px;
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}
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/* 二级菜单项（带三级菜单的分类） */
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.nav-category {
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flex: 0 0 auto;
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min-width: 200px;
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max-width: 280px;
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}
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.nav-category-header {
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display: flex;
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align-items: center;
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gap: 12px;
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padding: 8px 12px;
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margin-bottom: 12px;
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border-radius: 6px;
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background: linear-gradient(135deg, #f0f7ff 0%, #e6f3ff 100%);
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transition: all 0.2s ease;
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}
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.nav-category-header:hover {
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background: linear-gradient(135deg, #e6f3ff 0%, #d9edff 100%);
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transform: translateX(2px);
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}
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.nav-category-icon {
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flex-shrink: 0;
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width: 32px;
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height: 32px;
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border-radius: 6px;
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overflow: hidden;
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}
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.nav-category-icon img {
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width: 100%;
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height: 100%;
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object-fit: contain;
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}
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.nav-category-info {
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flex: 1;
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min-width: 0;
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}
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.nav-category-title {
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font-size: 14px;
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font-weight: 600;
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color: #1890ff;
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margin-bottom: 2px;
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white-space: nowrap;
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overflow: hidden;
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text-overflow: ellipsis;
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}
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.nav-category-desc {
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font-size: 12px;
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color: #8c8c8c;
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white-space: nowrap;
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overflow: hidden;
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text-overflow: ellipsis;
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}
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/* 三级菜单列表 */
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.nav-third-level {
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padding-left: 12px;
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}
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.nav-third-item {
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margin-bottom: 8px;
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}
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.nav-third-link {
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display: flex;
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align-items: center;
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gap: 8px;
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padding: 6px 12px;
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border-radius: 4px;
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color: #333;
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font-size: 13px;
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text-decoration: none;
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transition: all 0.2s ease;
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position: relative;
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}
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.nav-third-link::before {
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content: '';
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position: absolute;
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left: 0;
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top: 50%;
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transform: translateY(-50%);
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width: 3px;
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height: 0;
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background: #1890ff;
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border-radius: 2px;
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transition: height 0.2s ease;
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}
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.nav-third-link:hover {
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background: #f5f5f5;
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color: #1890ff;
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padding-left: 16px;
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}
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.nav-third-link:hover::before {
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height: 16px;
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}
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.nav-third-name {
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flex: 1;
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font-weight: 500;
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}
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.nav-third-desc {
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font-size: 11px;
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color: #999;
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margin-left: auto;
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}
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/* 没有三级菜单的二级菜单项（旧版兼容） */
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.nav-item-box {
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display: flex;
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align-items: flex-start;
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gap: 12px;
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padding: 12px 16px;
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border-radius: 6px;
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transition: all 0.2s ease;
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text-decoration: none;
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color: #333;
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}
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.nav-item-box:hover {
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background: #f5f5f5;
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transform: translateY(-2px);
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}
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.nav-item-box img {
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width: 40px;
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height: 40px;
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flex-shrink: 0;
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border-radius: 4px;
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}
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.item-box-title .title {
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font-size: 14px;
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font-weight: 600;
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color: #333;
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margin-bottom: 4px;
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}
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.item-box-title .desc {
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font-size: 12px;
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color: #8c8c8c;
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}
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/* 空菜单占位 */
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.nav-cont-menu.nav-cont-empty {
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display: none;
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}
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/* 响应式调整 */
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@media (max-width: 768px) {
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.nav-cont {
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display: none !important;
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}
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.nav-cont-menu.mega-menu {
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padding: 16px 0;
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}
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.nav-cont-menu.mega-menu .nav-content {
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flex-direction: column;
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gap: 16px;
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}
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.nav-category {
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max-width: 100%;
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}
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}
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/* 加载动画 */
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@keyframes fadeInDown {
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from {
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opacity: 0;
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transform: translateY(-10px);
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}
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to {
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opacity: 1;
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transform: translateY(0);
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}
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}
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.nav-cont-menu.animated {
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animation: fadeInDown 0.3s ease-out;
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}
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