/* ================================================================
   solution.css  锐途科技 - 解决方案页面专用样式
   ================================================================ */

/* ========== Banner（单张图片） ========== */
.page-banner {
    width: 100%;
    overflow: hidden;
}
.page-banner img {
    width: 100%;
    display: block;
}

/* ========== 面包屑位置信息 ========== */
.breadcrumb-bar {
    background: #f5f7fa;
    padding: 18px 0;
    border-bottom: 1px solid #e8e8e8;
}
.breadcrumb-bar .container { max-width: 1440px; }
.breadcrumb-bar .breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 14px;
    color: #999;
}
.breadcrumb-bar .breadcrumb a {
    color: var(--text-gray);
    text-decoration: none;
    transition: color 0.3s;
}
.breadcrumb-bar .breadcrumb a:hover { color: var(--accent-red); }
.breadcrumb-bar .breadcrumb .separator { color: #ccc; }
.breadcrumb-bar .breadcrumb .current { color: var(--accent-red); }

/* ========== 解决方案主内容区域 ========== */
.solution-main-section {
    background: #f5f7fa;
    padding: 40px 0 60px;
}
.solution-main-section .container { max-width: 1440px; }

/* 整体布局：条目列表在上，详情+资讯在下 */
.solution-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    grid-template-areas:
        "sidebar sidebar"
        "detail info";
    gap: 25px;
}

/* 顶部：解决方案条目列表（水平排列，左对齐） */
.solution-sidebar {
    grid-area: sidebar;
}
.solution-item-list {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    list-style: none;
    padding: 0;
    margin: 0;
}
.solution-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 15px 20px;
    background: #fff;
    cursor: pointer;
    transition: all 0.3s;
    color: var(--text-dark);
    font-size: 15px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.solution-item:hover {
    background: #e8e8e8;
}
.solution-item.active {
    background: var(--accent-red);
    color: #fff;
}
.solution-item i {
    font-size: 20px;
    flex-shrink: 0;
}

/* 下方左侧：解决方案详细信息 */
.solution-detail-area {
    grid-area: detail;
    background: #ffffff;
    padding: 30px;
}
.detail-title {
    font-size: 22px;
    font-weight: bold;
    color: var(--text-dark);
    margin: 0 0 20px 0;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--accent-red);
    display: inline-block;
}
.detail-body p {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 2;
    margin: 0 0 15px 0;
}
.detail-img {
    margin-top: 20px;
    overflow: hidden;
}
.detail-img img {
    width: 100%;
    display: block;
    transition: transform 0.4s;
}

/* 下方右侧：最新资讯信息 */
.solution-info {
    grid-area: info;
    background: #ffffff;
    padding: 25px;
    align-self: start;
}
.info-block {
    margin-bottom: 30px;
}
.info-block:last-child { margin-bottom: 0; }
.info-block-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 10px;
    border-bottom: 1px solid #e0e0e0;
    margin-bottom: 15px;
}
.info-block-title span {
    font-size: 17px;
    font-weight: bold;
    color: var(--text-dark);
    position: relative;
    padding-left: 12px;
}
.info-block-title span::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 18px;
    background: var(--accent-red);
}
.info-block-title .more {
    font-size: 13px;
    color: #999;
    text-decoration: none;
    transition: color 0.3s;
}
.info-block-title .more:hover { color: var(--accent-red); }
.info-item {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
    cursor: pointer;
    transition: all 0.3s;
}
.info-item:last-child { margin-bottom: 0; }
.info-img {
    width: 100%;
    overflow: hidden;
}
.info-img img {
    width: 100%;
    display: block;
    transition: transform 0.4s;
}
.info-item:hover .info-img img { transform: scale(1.05); }
.info-item a {
    font-size: 13px;
    color: var(--text-gray);
    text-decoration: none;
    line-height: 1.6;
    transition: color 0.3s;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.info-item:hover a { color: var(--accent-red); }

/* ========== 8张图片信息 ========== */
.solution-gallery {
    background: #f5f7fa;
    padding: 60px 0;
}
.solution-gallery .container { max-width: 1440px; }
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}
.gallery-item {
    overflow: hidden;
    background: #fff;
    cursor: pointer;
    transition: all 0.3s;
}
.gallery-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}
.gallery-img {
    width: 100%;
    height: 200px;
    overflow: hidden;
}
.gallery-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}
.gallery-item:hover .gallery-img img { transform: scale(1.08); }

/* ========== 响应式 ========== */
@media (max-width: 1199px) {
    .solution-layout {
        grid-template-columns: 1fr 300px;
    }
}

@media (max-width: 991px) {
    .solution-layout {
        grid-template-columns: 1fr;
        grid-template-areas:
            "sidebar"
            "detail"
            "info";
    }
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 767px) {
    .solution-item-list {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }
    .solution-item {
        padding: 12px 10px;
        font-size: 13px;
        gap: 8px;
    }
    .solution-item i { font-size: 17px; }
    .detail-title { font-size: 19px; }
    .detail-body p { font-size: 14px; }
    .solution-detail-area { padding: 20px; }
    .solution-info { padding: 20px; }
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .breadcrumb-bar .breadcrumb { font-size: 12px; }
}

@media (max-width: 480px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}