/* ============================================
   产品展示区域样式 - 左右交替布局
   仅影响 .chanpin 及其子元素
   ============================================ */

/* 产品区域主容器 */
.chanpin {
    /* padding: 60px 0 80px; */
    background-color: #ffffff;
}

/* ============================================
   产品介绍区域 - 采用与about-intro一致的标题风格
   ============================================ */

/* 产品介绍主容器 */
.chanpin-intro-container {
    padding: 20px 0 0px;
    /* background-color: var(--header-color-border); */
    /* background-color: #ebf0f7; */
}

.chanpin-intro {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px 0 0;
    /* background-color: var(--header-color-border); */
}

/* 头部区域 - 标题和副标题 */
.chanpin-intro__header {
    text-align: center;
    margin-bottom: 40px;
}

/* 主标题 */
.chanpin-intro__title {
    font-size: 32px;
    font-weight: 700;
    color: var(--datai-color);
    margin: 0 0 5px 0;
    line-height: 1.2;
}

/* 副标题包装器 */
.chanpin-intro__subtitle-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

/* 英文副标题 */
.chanpin-intro__subtitle {
    font-size: 16px;
    font-weight: 500;
    color: var(--header-color-accent);
    /* letter-spacing: 3px; */
    text-transform: uppercase;
}

/* 副标题装饰线 */
.chanpin-intro__subtitle-line {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--header-color-accent), transparent);
}

/* 内容主体区域 */
/* .chanpin-intro__body {
    text-align: center;
} */

.chanpin-intro__body p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--header-color-text-secondary);
    margin: 0;
}

.chanpin-intro__body p+p {
    margin-top: 16px;
}

/* 富文本中的强调 */
.chanpin-intro__body strong {
    color: var(--header-color-text);
    font-weight: 600;
}

/* 富文本中的链接 */
.chanpin-intro__body a {
    color: var(--header-color-accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

.chanpin-intro__body a:hover {
    color: var(--header-color-accent-2);
}

/* 响应式适配 - 平板 */
@media (max-width: 1024px) {
    .chanpin-intro {
        margin-bottom: 60px;
    }

    .chanpin-intro__title {
        font-size: 30px;
    }
}

/* 响应式适配 - 手机 */
@media (max-width: 768px) {
    .chanpin-intro {
        margin-bottom: 40px;
        padding: 10px 0 0;
    }

    .chanpin-intro__title {
        font-size: 24px;
        margin-bottom: 12px;
    }

    .chanpin-intro__subtitle-wrapper {
        gap: 12px;
    }

    .chanpin-intro__subtitle {
        font-size: 12px;
        letter-spacing: 2px;
    }

    .chanpin-intro__subtitle-line {
        width: 40px;
    }

    .chanpin-intro__body p {
        font-size: 14px;
    }
}

/* 产品列表容器 - 垂直排列 */
.chanpin-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* 产品卡片 - 左右布局 */
.chanpin-item {
    display: flex;
    align-items: stretch;
    min-height: 400px;
    background-color: #ffffff;
}

/* 奇数项：图片在左，内容在右 */
.chanpin-item:nth-child(odd) {
    flex-direction: row;
}

/* 偶数项：图片在右，内容在左 */
.chanpin-item:nth-child(even) {
    flex-direction: row-reverse;
}

/* 图片区域 */
.chanpin-item__image {
    /* flex: 1; */
    /* min-width: 50%;
    max-width: 50%; */
    overflow: hidden;
}

.chanpin-item__image img {
    width: 100%;
    height: 100%;
    max-width: 960px;
    max-height: 628px;
    object-fit: cover;
    display: block;
}

/* 内容区域 */
.chanpin-item__content {
    flex: 1;
    min-width: 50%;
    max-width: 50%;
    padding: 20px 60px 0px 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: #ffffff;
}

.chanpin-item__title {
    font-size: 28px;
    font-weight: 600;
    color: var(--datai-color);
    margin-bottom: 24px;
    line-height: 1.3;
    position: relative;
    z-index: 1;
}

.chanpin-item__desc {
    font-size: 14px;
    line-height: 1.8;
    color: #666666;
    margin-bottom: 32px;
    position: relative;
    z-index: 1;
}

.chanpin-item__desc p {
    margin: 0 0 12px 0;
    color: #000;
}

.chanpin-item__desc p:last-child {
    margin-bottom: 0;
}

/* More 链接 */
.chanpin-item__link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
    color: #1a1a1a;
    text-decoration: none;
    transition: all 0.3s ease;
    width: fit-content;
}

.chanpin-item__link svg {
    transition: transform 0.3s ease;
}

.chanpin-item__link:hover {
    color: #1345E2;
}

.chanpin-item__link:hover svg {
    transform: translateX(4px);
}

/* 响应式适配 - 平板 */
@media (max-width: 1024px) {
    .chanpin-item__content {
        padding: 40px 50px;
    }

    .chanpin-item__title {
        font-size: 24px;
    }
}

/* ============================================
   栏目图标导航列表 - 一行显示
   ============================================ */

/* 导航容器 - 使用 flex 布局实现一行显示 */
.chanpin-nav-container {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 90px;
    padding: 40px 20px;
    background-color: #ffffff;
    flex-wrap: wrap;
}

/* 导航项 - 垂直布局：图片在上，文字在下 */
.chanpin-nav {
    flex: 0 0 auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    cursor: pointer;
    gap: 12px;
}

/* 图片容器 */
.chanpin-nav__img-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* 默认图片 */
.chanpin-nav__default {
    max-width: 100%;
    height: auto;
    display: block;
    transition: opacity 0.3s ease;
}

/* 悬停图片 - 默认隐藏 */
.chanpin-nav__hover {
    max-width: 100%;
    height: auto;
    display: block;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

/* 栏目名称文字 */
.chanpin-nav__text {
    font-size: 18px;
    color: #000;
    text-align: center;
    transition: color 0.3s ease;
}

/* 鼠标悬停时切换图片和文字颜色 */
.chanpin-nav:hover .chanpin-nav__default {
    opacity: 0;
}

.chanpin-nav:hover .chanpin-nav__hover {
    opacity: 1;
}

.chanpin-nav:hover .chanpin-nav__text {
    color: var(--header-color-accent);
}

/* 响应式适配 - 平板 */
@media (max-width: 1024px) {
    .chanpin-nav-container {
        gap: 16px;
        padding: 32px 16px;
    }
}

/* 响应式适配 - 手机 */
@media (max-width: 768px) {
    .chanpin {
        padding: 40px 0 60px;
    }

    .chanpin-item {
        flex-direction: column !important;
        min-height: auto;
    }

    .chanpin-item__image,
    .chanpin-item__content {
        min-width: 100%;
        max-width: 100%;
    }

    .chanpin-item__image {
        height: 240px;
    }

    .chanpin-item__content {
        padding: 32px 24px;
    }

    .chanpin-item__title {
        font-size: 20px;
        margin-bottom: 16px;
    }

    .chanpin-item__desc {
        font-size: 16px;
        margin-bottom: 24px;
    }

    .chanpin-nav-container {
        gap: 12px;
        padding: 24px 12px;
    }
}