/* ========================================
   嘉之装饰 Buildiful 自定义样式
   ======================================== */

/* --- 瀑布流网格布局 --- */
.buildiful-portfolio-grid,
.buildiful-knowledge-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin: 30px auto;
    max-width: 1200px;
    padding: 0 20px;
}

@media (max-width: 1024px) {
    .buildiful-portfolio-grid,
    .buildiful-knowledge-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .buildiful-portfolio-grid,
    .buildiful-knowledge-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .buildiful-portfolio-grid,
    .buildiful-knowledge-grid {
        grid-template-columns: 1fr;
    }
}

/* --- 案例卡片 --- */
.portfolio-card {
    display: block;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
    color: inherit;
}

.portfolio-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.portfolio-card-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
}

.portfolio-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.portfolio-card:hover .portfolio-card-image img {
    transform: scale(1.05);
}

.portfolio-card-style {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(245, 130, 10, 0.9);
    color: #fff;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 4px;
    font-family: 'Noto Sans SC', sans-serif;
}

.portfolio-card-content {
    padding: 16px;
}

.portfolio-card-type {
    display: inline-block;
    font-size: 12px;
    color: #F5820A;
    background: rgba(245, 130, 10, 0.1);
    padding: 2px 8px;
    border-radius: 3px;
    margin-bottom: 8px;
    font-family: 'Noto Sans SC', sans-serif;
}

.portfolio-card-title {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 8px 0;
    line-height: 1.4;
    font-family: 'Noto Sans SC', sans-serif;
    color: #1A1A1A;
    transition: color 0.3s ease;
}

.portfolio-card:hover .portfolio-card-title {
    color: #F5820A;
}

.portfolio-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
    color: #888;
    margin-bottom: 8px;
    font-family: 'Noto Sans SC', sans-serif;
}

.portfolio-card-excerpt {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin: 0;
    font-family: 'Noto Sans SC', sans-serif;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* --- 知识卡片 --- */
.knowledge-card {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.knowledge-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.knowledge-card-image {
    overflow: hidden;
    aspect-ratio: 16/9;
}

.knowledge-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.knowledge-card:hover .knowledge-card-image img {
    transform: scale(1.05);
}

.knowledge-card-content {
    padding: 16px;
}

.knowledge-card-cat {
    display: inline-block;
    font-size: 12px;
    color: #F5820A;
    background: rgba(245, 130, 10, 0.1);
    padding: 2px 8px;
    border-radius: 3px;
    margin-bottom: 8px;
    font-family: 'Noto Sans SC', sans-serif;
}

.knowledge-card-title {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 8px 0;
    line-height: 1.4;
    font-family: 'Noto Sans SC', sans-serif;
}

.knowledge-card-title a {
    color: #1A1A1A;
    text-decoration: none;
    transition: color 0.3s ease;
}

.knowledge-card-title a:hover {
    color: #F5820A;
}

.knowledge-card-meta {
    display: flex;
    gap: 16px;
    font-size: 12px;
    color: #999;
    margin-bottom: 8px;
    font-family: 'Noto Sans SC', sans-serif;
}

.knowledge-card-excerpt {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin: 0;
    font-family: 'Noto Sans SC', sans-serif;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* --- 筛选标签 --- */
.buildiful-filter-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

.filter-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.filter-tab {
    padding: 10px 24px;
    border: 2px solid #e0e0e0;
    background: transparent;
    color: #333;
    font-size: 14px;
    font-weight: 500;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Noto Sans SC', sans-serif;
}

.filter-tab:hover {
    border-color: #F5820A;
    color: #F5820A;
}

.filter-tab.active {
    background: #F5820A;
    border-color: #F5820A;
    color: #fff;
}

/* --- 加载更多按钮 --- */
.filter-load-more {
    text-align: center;
    margin-top: 30px;
}

.load-more-btn {
    padding: 12px 40px;
    background: #1A1A1A;
    color: #fff;
    border: none;
    font-size: 14px;
    font-weight: 500;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.3s ease;
    font-family: 'Noto Sans SC', sans-serif;
}

.load-more-btn:hover {
    background: #F5820A;
}

.load-more-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
}

/* --- 页面标题区域 --- */
.buildiful-page-header {
    text-align: center;
    padding: 60px 20px 40px;
    max-width: 800px;
    margin: 0 auto;
}

.buildiful-page-header h1 {
    font-size: 36px;
    font-weight: 700;
    color: #1A1A1A;
    margin: 0 0 12px 0;
    font-family: 'Noto Sans SC', sans-serif;
}

.buildiful-page-header p {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
    margin: 0;
    font-family: 'Noto Sans SC', sans-serif;
}

/* --- 分页导航 --- */
.buildiful-pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
    padding-bottom: 40px;
}

.buildiful-pagination a,
.buildiful-pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 4px;
    font-size: 14px;
    text-decoration: none;
    transition: all 0.3s ease;
    font-family: 'Noto Sans SC', sans-serif;
}

.buildiful-pagination a {
    border: 1px solid #ddd;
    color: #333;
}

.buildiful-pagination a:hover,
.buildiful-pagination .current {
    background: #F5820A;
    border-color: #F5820A;
    color: #fff;
}

/* --- 加载动画 --- */
.filter-grid {
    opacity: 1;
    transition: opacity 0.3s ease;
}

.filter-grid.loading {
    opacity: 0.5;
}

/* --- 知识分享区域样式 --- */
.knowledge-section .knowledge-card-image {
    aspect-ratio: 16/10;
}

/* ========================================
   导航栏子菜单下拉样式（鼠标悬浮展开）
   ======================================== */

/* 桌面端：子菜单悬浮下拉 */
@media (min-width: 769px) {
    /* 隐藏 WordPress 默认子菜单小图标 */
    .wp-block-navigation__submenu-icon {
        display: none;
    }

    /* 导航容器层级 */
    .wp-block-navigation > .wp-block-navigation__container {
        position: relative;
        z-index: 100;
    }

    /* 有子菜单的 <li> */
    .wp-block-navigation .has-child {
        position: relative;
    }

    /* 子菜单 <ul>：白底卡片 */
    .wp-block-navigation .has-child > .wp-block-navigation__submenu-container {
        position: absolute;
        top: 100%;
        left: 0;
        transform: translateY(0px);
        background: #ffffff;
        border-radius: 4px;
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
        padding: 2px 0;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
        z-index: 9999;
        pointer-events: none;
        white-space: nowrap;
        margin: 0;
        list-style: none;
        text-align: center;
        min-width: 0 !important;
        width: auto !important;
    }

    /* 鼠标悬浮展开 */
    .wp-block-navigation .has-child:hover > .wp-block-navigation__submenu-container {
        opacity: 1;
        visibility: visible;
        transform: translateY(0px);
        pointer-events: auto;
        min-width: 0 !important;
    }

    /* 子菜单列表项：整行可点击 */
    .wp-block-navigation .has-child > .wp-block-navigation__submenu-container > li {
        list-style: none;
        margin: 0;
        text-align: center;
        width: 100%;
    }

    /* 子菜单内链接：黑字，文字居中，占满整行 */
    .wp-block-navigation .has-child > .wp-block-navigation__submenu-container .wp-block-navigation-item__content {
        display: block !important;
        padding: 10px 12px;
        color: #333333;
        text-decoration: none;
        font-size: 14px;
        font-weight: 400;
        font-family: 'Noto Sans SC', 'Montserrat', sans-serif;
        letter-spacing: 0;
        text-transform: none;
        transition: all 0.2s ease;
        line-height: 1.4;
        white-space: nowrap;
        text-align: center;
        width: 100%;
        box-sizing: border-box;
    }

    /* 子菜单链接悬浮：浅灰背景 */
    .wp-block-navigation .has-child > .wp-block-navigation__submenu-container .wp-block-navigation-item__content:hover {
        color: #F5820A;
        background-color: #f5f5f5;
    }

    /* 子菜单文字标签：继承居中 */
    .wp-block-navigation .has-child > .wp-block-navigation__submenu-container .wp-block-navigation-item__label {
        color: inherit;
        font-weight: 400;
    }

    /* 父级链接：无下拉箭头 */
    .wp-block-navigation .has-child > .wp-block-navigation-item__content::after {
        display: none;
    }
}

/* 移动端：保持 WordPress 默认的点击展开行为 */
@media (max-width: 768px) {
    .wp-block-navigation .has-child > .wp-block-navigation__submenu-container {
        opacity: 1 !important;
        visibility: visible !important;
        transform: none !important;
        pointer-events: auto !important;
        position: relative !important;
        background: transparent !important;
        box-shadow: none !important;
        padding-left: 16px !important;
        min-width: auto !important;
    }

    .wp-block-navigation .has-child > .wp-block-navigation__submenu-container::before {
        display: none;
    }

    .wp-block-navigation .has-child > .wp-block-navigation__submenu-container .wp-block-navigation-item__content {
        color: inherit;
        padding: 8px 0;
        font-size: inherit;
    }

    .wp-block-navigation .has-child > .wp-block-navigation-item__content::after {
        display: none;
    }
}