/**
 * HiTemp PC端首页专用样式
 *
 * @package HiTemp
 * @since 1.0.0
 */

/* ===== Banner 轮播 ===== */
.hero-banner {
    position: relative;
    overflow: hidden;
    height: 666px;
}

.banner-slides {
    position: relative;
    width: 100%;
    height: 100%;
}

.banner-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 666px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    display: none;
}

.banner-slide.active {
    position: relative;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    display: flex;
    align-items: center;
    transition: opacity 0.5s ease;
}

.banner-slide .container {
    width: 100%;
}

.banner-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-2xl);
    padding: var(--spacing-2xl) 0;
}

/* Banner 左侧文字 */
.banner-text {
    flex: 1;
    max-width: 500px;
}

.banner-slide .banner-subtitle {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-md);
}

.banner-slide .banner-title {
    font-size: 42px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
}

.banner-features {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-xl) 0;
}

.banner-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--text-base);
    color: inherit;
    padding: var(--spacing-sm) 0;
}

.feature-bullet {
    color: inherit;
    font-size: 20px;
    font-weight: bold;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--text-base);
    font-weight: 600;
    border-radius: var(--radius-full);
}

/* Banner 右侧图片 */
.banner-image {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.banner-image img {
    width: 100%;
    max-width: 100%;
    height: auto;
    object-fit: contain;
    user-select: none;
    -webkit-user-drag: none;
    pointer-events: none;
}

/* Banner 指示器 */
.banner-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: background 0.2s ease;
}

.indicator:hover {
    background: rgba(0, 0, 0, 0.4);
}

.indicator.active {
    background: var(--primary-color);
}

/* ===== 特点区域 ===== */
.features-highlight {
    padding: 40px 0;
}

.features-header {
    text-align: center;
    margin-bottom: 30px;
}

.features-main-title {
    font-size: 28px;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 10px;
}

.features-main-subtitle {
    font-size: 16px;
    color: #f66600;
}

.features-highlight .features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.features-highlight .feature-item {
    text-align: center;
    padding: 20px 15px;
}

.features-highlight .feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border-radius: 0;
    color: #f66600;
    font-size: 50px;
}

.features-highlight .feature-icon svg {
    width: 50px;
    height: 50px;
}

.features-highlight .feature-icon .fa {
    font-size: 50px;
}

.features-highlight .feature-title {
    font-size: 16px;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 10px;
}

.features-highlight .feature-desc {
    font-size: 13px;
    color: #7f8c8d;
    line-height: 1.6;
}

/* ===== 产品卡片展示区域 ===== */
.products-showcase {
    background: #f5f5f7;
    padding: 60px 0;
}

.products-header {
    text-align: center;
    margin-bottom: 40px;
}

.products-title {
    font-size: 32px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 12px;
}

.products-subtitle {
    font-size: 16px;
    color: #f66600;
}

.products-showcase .products-grid {
    margin-top: 0;
    margin-bottom: 40px;
}

/* ===== 文章网格布局（复用分类页样式） ===== */
.products-showcase .posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: start;
}

/* ===== 文章卡片样式（复用分类页样式） ===== */
.products-showcase .posts-grid .post-card {
    position: relative;
    border-radius: 16px;
    border: 2px solid transparent;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

/* 只有书签样式需要超出显示 */
.products-showcase .posts-grid .post-card:has(.product-tag-style1) {
    overflow: visible;
    padding-top: 8px;
}

/* 书签样式卡片内的链接需要负margin抵消padding */
.products-showcase .posts-grid .post-card:has(.product-tag-style1) .post-card-link {
    margin-top: -8px;
}

.products-showcase .posts-grid .post-card-link {
    display: block;
    text-decoration: none;
    position: relative;
    border-radius: 14px;
    overflow: hidden;
}

.products-showcase .posts-grid .post-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 3px;
    background: linear-gradient(90deg, transparent, #f66600, transparent);
    border-radius: 3px;
    transition: transform 0.3s ease;
}

.products-showcase .posts-grid .post-card:hover {
    border-color: #f66600;
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08) !important;
}

.products-showcase .posts-grid .post-card:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.products-showcase .posts-grid .post-card:hover .post-thumbnail img {
    transform: none !important;
}

.products-showcase .posts-grid .post-card .post-thumbnail {
    position: relative;
    display: block;
    aspect-ratio: 3 / 4;
    overflow: hidden;
    border-radius: 14px;
}

.products-showcase .posts-grid .post-card .post-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    background: #f8fafc;
    transition: transform 0.3s ease;
}

.products-showcase .posts-grid .post-card .post-thumbnail .no-thumb {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e2e8f0, #cbd5e1);
    color: #94a3b8;
    font-size: 48px;
}

/* 产品标签 */
.products-showcase .posts-grid .post-card .product-tag {
    position: absolute;
    padding: 5px 12px;
    font-size: 12px;
    font-weight: 600;
    line-height: 1.4;
    white-space: nowrap;
    z-index: 10;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.products-showcase .posts-grid .post-card .product-tag i {
    font-size: 11px;
}

/* 样式1: 书签竖排 */
.products-showcase .posts-grid .post-card .product-tag-style1 {
    top: -8px;
    right: 15px;
    border-radius: 0 0 4px 4px;
    padding: 10px 8px 12px;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    letter-spacing: 2px;
}
.products-showcase .posts-grid .post-card .product-tag-style1::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: inherit;
    border-top-width: 6px;
}

/* 样式2: 折纸效果 */
.products-showcase .posts-grid .post-card .product-tag-style2 {
    top: 0;
    right: 0;
    border-radius: 0 14px 0 0;
    padding: 6px 12px 6px 16px;
    clip-path: polygon(12px 0, 100% 0, 100% 100%, 0 100%, 0 12px);
}
.products-showcase .posts-grid .post-card .product-tag-style2::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 12px;
    height: 12px;
    background: linear-gradient(135deg, transparent 50%, rgba(0,0,0,0.3) 50%);
}

/* 样式3: 斜角标签 */
.products-showcase .posts-grid .post-card .product-tag-style3 {
    top: 12px;
    right: -30px;
    padding: 4px 35px;
    transform: rotate(45deg);
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

/* 样式4: 边框镂空 */
.products-showcase .posts-grid .post-card .product-tag-style4 {
    top: 10px;
    right: 10px;
    border-radius: 6px;
    background: rgba(255,255,255,0.95) !important;
    backdrop-filter: blur(4px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

/* 样式5: 立体凸起 */
.products-showcase .posts-grid .post-card .product-tag-style5 {
    top: 10px;
    right: 10px;
    border-radius: 4px;
    box-shadow: 0 3px 0 rgba(0,0,0,0.2), 0 4px 10px rgba(0,0,0,0.15);
}

/* ===== 卡片底部信息栏（统一容器） ===== */
.products-showcase .posts-grid .post-card .post-card-footer {
    position: absolute;
    bottom: 10px;
    left: 10px;
    right: 10px;
    z-index: 10;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(246, 102, 0, 0.3);
}

/* 上半部分：浏览量/日期栏 */
.products-showcase .posts-grid .post-card .post-card-footer .post-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgb(255 152 0 / 88%);
    backdrop-filter: blur(4px);
    padding: 12px 12px;
    border-radius: 12px 12px 0 0;
}

.products-showcase .posts-grid .post-card .post-card-footer .post-meta-views,
.products-showcase .posts-grid .post-card .post-card-footer .post-meta-date {
    font-size: 12px;
    color: #ffffff;
    font-weight: 500;
    line-height: 1.2;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.products-showcase .posts-grid .post-card .post-card-footer .post-meta-views {
    flex: 1;
}

.products-showcase .posts-grid .post-card .post-card-footer .post-meta-views i {
    font-size: 11px;
    color: #f66600;
}

.products-showcase .posts-grid .post-card .post-card-footer .post-meta-date {
    text-align: right;
    white-space: nowrap;
}

.products-showcase .posts-grid .post-card .post-card-footer .post-meta-date .update-text {
    color: #ff5722;
}

/* 下半部分：分类/标题栏 */
.products-showcase .posts-grid .post-card .post-card-footer .post-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #f66600;
    padding: 14px 12px;
    border-radius: 0 0 12px 12px;
}

.products-showcase .posts-grid .post-card .post-info-text {
    flex: 1;
    min-width: 0;
}

.products-showcase .posts-grid .post-card .post-card-footer .post-info .post-info-text .post-category {
    display: block;
    font-size: 11px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.2;
}

.products-showcase .posts-grid .post-card .post-card-footer .post-info .post-info-text .post-title {
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 箭头按钮 */
.products-showcase .posts-grid .post-card .post-card-footer .post-info .post-arrow {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border-radius: 50%;
    color: #f66600;
    font-size: 14px;
    margin-left: 8px;
}

/* 查看更多按钮 */
.products-footer {
    text-align: center;
}

.products-footer .btn {
    min-width: 180px;
    padding: 14px 40px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 50px;
}

/* ===== Vip说明区块 ===== */
.pricing-showcase {
    background: #fff;
    padding: 80px 0;
}

.pricing-header {
    text-align: center;
}

.pricing-main-title {
    font-size: 38px;
    font-weight: 700;
    color: #1e293b;
    margin: 0 0 12px 0;
}

.pricing-main-subtitle {
    font-size: 16px;
    color: #f66600;
    margin: 0;
}

.pricing-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.pricing-text {
    flex: 0 0 550px;
    max-width: 550px;
}

.pricing-accent-line {
    width: 50px;
    height: 4px;
    background: #f66600;
    margin-bottom: 25px;
}

.pricing-title {
    font-size: 28px;
    font-weight: 700;
    color: #1e293b;
    line-height: 1.3;
    margin: 0 0 16px 0;
}

.pricing-desc {
    font-size: 14px;
    color: #64748b;
    line-height: 1.8;
    margin: 0;
}

/* 卡片容器 */
.pricing-showcase .pricing-cards {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.pricing-showcase .pricing-cards-wrapper {
    position: relative;
    width: 580px;
    height: 480px;
}

/* Vip卡片基础样式 */
.pricing-showcase .pricing-card {
    position: absolute;
    width: 300px;
    border-radius: 8px;
    overflow: visible;
    cursor: pointer;
    transition: transform 0.35s ease-out, box-shadow 0.35s ease-out, left 0.35s ease-out, right 0.35s ease-out;
    background: #fff;
    user-select: none;
    -webkit-user-select: none;
    will-change: transform;
}

.pricing-showcase .pricing-card-inner {
    padding: 40px 35px;
    text-align: center;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    background: #fff;
    transition: background 0.3s ease, border-color 0.3s ease;
}

.pricing-showcase .pricing-card:hover .pricing-card-inner {
    border-color: #f66600;
}

/* 卡片内容样式 */
.pricing-showcase .pricing-card .card-name {
    font-size: 24px;
    font-weight: 600;
    color: #1e293b;
    margin: 0 0 8px 0;
}

.pricing-showcase .pricing-card .card-subtitle {
    font-size: 14px;
    color: #f66600;
    margin: 0 0 28px 0;
}

.pricing-showcase .pricing-card .card-price {
    margin-bottom: 28px;
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 2px;
}

.pricing-showcase .pricing-card .price-currency {
    font-size: 20px;
    font-weight: 500;
    color: #f66600;
    align-self: flex-start;
    margin-top: 10px;
}

.pricing-showcase .pricing-card .price-amount {
    font-size: 58px;
    font-weight: 700;
    color: #f66600;
    line-height: 1;
}

.pricing-showcase .pricing-card .price-unit {
    font-size: 15px;
    color: #64748b;
    margin-left: 2px;
}

.pricing-showcase .pricing-card .card-features {
    list-style: none;
    padding: 0;
    margin: 0 0 35px 0;
}

.pricing-showcase .pricing-card .card-features li {
    font-size: 15px;
    color: #64748b;
    padding: 12px 0;
    border-bottom: 1px solid #f1f5f9;
}

.pricing-showcase .pricing-card .card-features li:last-child {
    border-bottom: none;
}

.pricing-showcase .pricing-card .card-btn {
    display: inline-block;
    padding: 14px 40px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #f66600;
    background: transparent;
    border: 2px solid #f66600;
    border-radius: 4px;
    text-decoration: none;
    transition: background 0.2s ease, color 0.2s ease;
}

.pricing-showcase .pricing-card .card-btn:hover {
    background: #f66600;
    color: #fff;
}

/* 卡片通用位置 */
.pricing-showcase .pricing-card-front,
.pricing-showcase .pricing-card-back {
    top: 50%;
    transform: translateY(-50%) scale(0.92);
    z-index: 1;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.pricing-showcase .pricing-card-front { left: 40px; }
.pricing-showcase .pricing-card-back { right: 40px; }

/* 未激活状态背景 */
.pricing-showcase .pricing-card:not(.active) .pricing-card-inner {
    background: #f8f8f8;
}

/* 激活状态 */
.pricing-showcase .pricing-card.active {
    transform: translateY(-50%) scale(1);
    z-index: 2;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.18);
}

.pricing-showcase .pricing-card-front.active { left: 0; }
.pricing-showcase .pricing-card-back.active { right: 0; }

.pricing-showcase .pricing-card.active .pricing-card-inner {
    background: #fff;
}


/* ===== 首页响应式 ===== */
@media (max-width: 1024px) {
    /* Banner 响应式 */
    .hero-banner,
    .banner-slide {
        height: 550px;
    }
    
    .banner-content {
        gap: var(--spacing-xl);
    }
    
    .banner-slide .banner-title {
        font-size: 32px;
    }
    
    /* 特点区域响应式 */
    .features-highlight .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* 产品卡片响应式 */
    .products-showcase {
        padding: 50px 0;
    }
    
    .products-title {
        font-size: 28px;
    }
    
    /* 卡片响应式 */
    .products-showcase .posts-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .products-showcase .posts-grid .post-card .post-card-footer .post-card-meta {
        padding: 11px 12px;
    }
    
    .products-showcase .posts-grid .post-card .post-card-footer .post-info {
        padding: 10px 12px;
    }
    
    .products-showcase .posts-grid .post-card .post-card-footer .post-info .post-info-text .post-title {
        font-size: 12px;
    }
    
    .products-showcase .posts-grid .post-card .post-card-footer .post-info .post-arrow {
        width: 24px;
        height: 24px;
    }
}

@media (max-width: 768px) {
    /* Banner 响应式 - 堆叠布局 */
    .hero-banner,
    .banner-slide {
        height: auto;
        min-height: 500px;
    }
    
    .banner-content {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-xl) 0;
    }
    
    .banner-text {
        max-width: 100%;
    }
    
    .banner-slide .banner-title {
        font-size: 26px;
    }
    
    .banner-features {
        text-align: left;
        padding: 0 var(--spacing-md);
    }
    
    .banner-image {
        order: -1;
        margin-bottom: var(--spacing-lg);
    }
    
    .banner-indicators {
        bottom: 15px;
    }
    
    /* 特点区域响应式 */
    .features-highlight {
        padding: 30px 0;
    }
    
    .features-highlight .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .features-highlight .feature-item {
        padding: 15px 12px;
    }
    
    .features-highlight .feature-icon {
        width: 44px;
        height: 44px;
    }
    
    .features-highlight .feature-icon svg {
        width: 36px;
        height: 36px;
    }
    
    .features-highlight .feature-title {
        font-size: 14px;
        margin-bottom: 5px;
    }
    
    .features-highlight .feature-desc {
        font-size: 12px;
    }
    
    /* 产品卡片响应式 */
    .products-showcase {
        padding: 40px 0;
    }
    
    .products-header {
        margin-bottom: 30px;
    }
    
    .products-title {
        font-size: 24px;
    }
    
    .products-subtitle {
        font-size: 14px;
    }
    
    .products-showcase .products-grid {
        margin-bottom: 30px;
    }
    
    /* 卡片响应式 */
    .products-showcase .posts-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .products-showcase .posts-grid .post-card .post-card-footer {
        bottom: 8px;
        left: 8px;
        right: 8px;
    }
    
    .products-showcase .posts-grid .post-card .post-card-footer .post-card-meta {
        padding: 7px 10px;
    }
    
    .products-showcase .posts-grid .post-card .post-card-footer .post-meta-views,
    .products-showcase .posts-grid .post-card .post-card-footer .post-meta-date {
        font-size: 11px;
    }
    
    .products-showcase .posts-grid .post-card .post-card-footer .post-info {
        padding: 8px 10px;
    }
    
    .products-showcase .posts-grid .post-card .post-card-footer .post-info .post-info-text .post-category {
        font-size: 10px;
    }
    
    .products-showcase .posts-grid .post-card .post-card-footer .post-info .post-info-text .post-title {
        font-size: 13px;
    }
    
    .products-showcase .posts-grid .post-card .post-card-footer .post-info .post-arrow {
        width: 28px;
        height: 28px;
        font-size: 13px;
        margin-left: 6px;
    }
    
    .products-footer .btn {
        min-width: 160px;
        padding: 12px 30px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    /* 卡片响应式 */
    .products-showcase .posts-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .products-showcase .posts-grid .post-card .post-thumbnail {
        aspect-ratio: 4 / 5;
    }
}

/* ===== 文章分类显示区域 ===== */
.news-categories-section {
    padding: 80px 0;
    background: #f8fafc;
}

.news-categories-header {
    text-align: center;
    margin-bottom: 50px;
}

.news-categories-title {
    font-size: 42px;
    font-weight: 700;
    color: #1e293b;
    margin: 0 0 12px;
    line-height: 1.2;
}

.news-categories-subtitle {
    font-size: 14px;
    font-weight: 600;
    color: #f66600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
}

.news-categories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-category-card {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: box-shadow 0.3s ease;
}

.news-category-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.news-category-header {
    background: #f66600;
    padding: 6px 6px;
}

.news-category-title {
    font-size: 18px;
    font-weight: 600;
    color: #fff;
    margin: 0;
    line-height: 1.4;
}

.news-category-content {
    padding: 0;
}

.news-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.news-item {
    border-bottom: 1px solid #f1f5f9;
    transition: background-color 0.2s ease;
}

.news-item:last-child {
    border-bottom: none;
}

.news-item:hover {
    background-color: #f8fafc;
}

.news-link {
    display: flex;
    align-items: center;
    padding: 6px 8px;
    text-decoration: none;
    color: #1e293b;
    gap: 12px;
}

.news-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #e2e8f0;
    color: #64748b;
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}

.news-item.hot .news-number {
    background: #f66600;
    color: #fff;
}

.news-title {
    flex: 1;
    font-size: 14px;
    line-height: 1.5;
    color: #1e293b;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.news-link:hover .news-title {
    color: #f66600;
}

.news-meta {
    font-size: 12px;
    color: #94a3b8;
    flex-shrink: 0;
    min-width: 40px;
    text-align: right;
    display: flex;
    align-items: center;
    gap: 4px;
    justify-content: flex-end;
}

.news-meta i {
    font-size: 11px;
}

.no-news {
    padding: 40px 20px;
    text-align: center;
    color: #94a3b8;
    margin: 0;
}

/* 响应式 */
@media (max-width: 1024px) {
    .news-categories-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .news-categories-section {
        padding: 40px 0;
    }
    
    .news-categories-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .news-category-title {
        font-size: 16px;
    }
    
    .news-link {
        padding: 10px 15px;
    }
    
    .news-title {
        font-size: 13px;
    }
}

/* ===== 技术展示区域 ===== */
.tech-showcase-section {
    padding: 80px 0;
    background: #fff;
}

.tech-showcase-section .container {
    padding-left: 8px;
    padding-right: 8px;
}

.tech-showcase-header {
    text-align: center;
    margin-bottom: 50px;
}

.tech-showcase-title {
    font-size: 42px;
    font-weight: 700;
    color: #1e293b;
    margin: 0 0 12px;
    line-height: 1.2;
}

.tech-showcase-subtitle {
    font-size: 14px;
    font-weight: 600;
    color: #f66600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
}

.tech-showcase-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-content: flex-start;
    gap: 24px;
}

.tech-showcase-grid .tech-item-card {
    flex: 0 0 180px;
    width: 180px;
    height: 80px;
}

.tech-item-card {
    background: #fff;
    border-radius: 12px;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid #f1f5f9;
    width: 180px;
    height: 80px;
    box-sizing: border-box;
}

.tech-item-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    border-color: #e2e8f0;
}

.tech-item-logo {
    flex-shrink: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 4px;
}

.tech-item-logo img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    object-position: center;
}


/* 响应式 */
@media (max-width: 1200px) {
    .tech-showcase-grid .tech-item-card {
        flex: 0 0 180px;
        width: 180px;
        height: 80px;
    }
}

@media (max-width: 768px) {
    .tech-showcase-section {
        padding: 40px 0;
    }
    
    .tech-showcase-header {
        margin-bottom: 30px;
    }
    
    .tech-showcase-subtitle {
        font-size: 12px;
    }
    
    .tech-showcase-title {
        font-size: 28px;
    }
    
    .tech-showcase-grid {
        gap: 12px;
    }
    
    .tech-showcase-grid .tech-item-card {
        flex: 0 0 150px;
        width: 150px;
        height: 67px;
    }
    
    .tech-item-card {
        padding: 6px;
    }
}

@media (max-width: 480px) {
    .tech-showcase-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
}