/**
 * 案例页面样式 (Case Styles)
 * @version 1.0.0
 * @description 案例列表页 + 案例详情页
 * @updated 2026-01-05
 */

/* ============================================
   案例列表页 - 主容器
   ============================================ */
.case-main {
    padding: 40px 0 60px;
    background: #f8f9fa;
}

.case-main__container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   案例列表 - 4列网格
   ============================================ */
.case-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

/* ============================================
   案例卡片
   ============================================ */
.case-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
}

.case-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

.case-card__link {
    display: block;
    text-decoration: none;
}

.case-card__image {
    aspect-ratio: 4/3;
    overflow: hidden;
}

.case-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.case-card:hover .case-card__image img {
    transform: scale(1.08);
}

.case-card__body {
    padding: 20px;
}

.case-card__title {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
    margin: 0 0 10px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s ease;
}

.case-card:hover .case-card__title {
    color: var(--color-primary);
}

.case-card__desc {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.6;
    margin: 0;
}

/* ============================================
   案例详情页 - 主容器
   ============================================ */
.case-detail {
    padding: 40px 0 60px;
    background: #f8f9fa;
}

.case-detail__container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    gap: 30px;
}

.case-detail__main {
    flex: 1;
    min-width: 0;
}

/* ============================================
   案例详情 - 文章卡片
   ============================================ */
.case-article {
    background: #fff;
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.case-article__header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #f0f0f0;
}

.case-article__title {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 16px;
    line-height: 1.4;
}

.case-article__meta {
    display: flex;
    gap: 24px;
    font-size: 14px;
    color: var(--color-text-light);
}

.case-article__meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.case-article__meta svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

/* ============================================
   案例详情 - 图片网格
   ============================================ */
.case-gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 40px;
}

.case-gallery__item {
    aspect-ratio: 4/3;
    overflow: hidden;
    border-radius: 8px;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
}

.case-gallery__item:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.case-gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ============================================
   案例详情 - 上下篇导航
   ============================================ */
.case-nav {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding: 24px 0;
    border-top: 1px solid #f0f0f0;
    margin-top: 30px;
}

.case-nav__item {
    flex: 1;
    font-size: 14px;
    color: var(--color-text-light);
}

.case-nav__item a {
    color: var(--color-text);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.case-nav__item--next {
    text-align: right;
}

/* ============================================
   案例详情 - 推荐产品
   ============================================ */
.case-recommend {
    margin-top: 40px;
    background: #fff;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.case-recommend__header {
    margin-bottom: 24px;
}

.case-recommend__title {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-text);
    margin: 0;
}

.case-recommend__subtitle {
    font-size: 12px;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
}

.case-recommend__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.case-recommend__item {
    text-decoration: none;
    display: block;
}

.case-recommend__image {
    aspect-ratio: 1/1;
    overflow: hidden;
    border-radius: 8px;
    margin-bottom: 10px;
}

.case-recommend__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.case-recommend__item:hover .case-recommend__image img {
    transform: scale(1.05);
}

.case-recommend__name {
    font-size: 14px;
    color: var(--color-text);
    text-align: center;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s ease;
}

.case-recommend__item:hover .case-recommend__name {
    color: var(--color-primary);
}

/* ============================================
   分页间距
   ============================================ */
.case-main .pagination {
    margin-top: 40px;
}

.case-main .empty-state {
    margin-top: 40px;
}

/* 响应式样式已迁移至 responsive.css */