@charset "utf-8";

/* =========================================
   响应式逻辑 (Mobile First / Desktop Down)
   ========================================= */

/* --- 平板/窄屏桌面 (Max 1240px) --- */
@media (max-width: 1240px) {
    .w1240 {
        width: 94%;
    }

    .feature-list {
        gap: 20px;
    }
}

/* --- 平板 (Max 992px) --- */
@media (max-width: 992px) {
    .pt50 {
        padding: 60px 0;
    }

    /* 首页核心优势变竖排或紧凑网格 */
    .feature-section {
        margin-top: -50px;
    }

    /* 减少负边距 */
    .feature-list {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }

    .feature-item {
        padding: 24px 15px;
    }

    .feature-item i {
        font-size: 36px;
        margin-bottom: 15px;
    }

    .feature-item h3 {
        font-size: 18px;
    }

    /* Grid 降级 */
    .prod-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* --- 手机 (Max 768px) --- */
@media (max-width: 768px) {
    .pt50 {
        padding: 40px 0;
    }

    .title {
        margin-bottom: 30px;
    }

    .title h3 {
        font-size: 26px;
    }

    .title p {
        font-size: 13px;
    }

    /* Hero Banner 适配 */
    .hero-slider {
        height: 480px;
    }

    .hero-content {
        left: 5%;
        width: 90%;
        text-align: center;
        top: 55%;
        /* 稍微靠下 */
    }

    .hero-title {
        font-size: 36px;
        margin-bottom: 15px;
    }

    .hero-desc {
        font-size: 15px;
        border: none;
        padding: 0;
        margin-bottom: 30px;
        background: none;
        text-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
    }

    .hero-btn {
        padding: 10px 30px;
        font-size: 15px;
    }

    /* 核心优势 - 手机端改为单列大卡片 */
    .feature-section {
        margin-top: 20px;
        padding-bottom: 20px;
    }

    .feature-list {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .feature-item {
        display: flex;
        align-items: center;
        text-align: left;
        padding: 20px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        /* 减淡阴影 */
    }

    .feature-item:hover {
        transform: none;
    }

    /* 手机端禁用悬浮位移 */
    .feature-item i {
        margin: 0 20px 0 0;
        font-size: 32px;
        flex-shrink: 0;
    }

    .feature-item h3 {
        margin-bottom: 4px;
        font-size: 17px;
    }

    .feature-item p {
        font-size: 13px;
        margin: 0;
    }


    /* 产品变2列 */
    .prod-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .prod-img {
        height: 140px;
        padding: 10px;
    }

    .prod-title {
        font-size: 13px;
        padding: 12px 5px;
    }

    /* 新闻变1列 - 列表模式 */
    .news-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .news-card {
        flex-direction: row;
        height: 110px;
        align-items: stretch;
    }

    .news-card a {
        flex-direction: row;
        width: 100%;
    }

    .news-img {
        width: 120px;
        height: 100% !important;
        /* 强制高度 */
        flex-shrink: 0;
        border-radius: var(--radius-md) 0 0 var(--radius-md);
    }

    /* 手机端把日期徽章放小一点 */
    .news-date-badge {
        padding: 2px 6px;
        font-size: 10px;
        top: 5px;
        left: 5px;
    }

    .news-info {
        padding: 12px;
        justify-content: center;
    }

    .news-title {
        font-size: 15px;
        margin-bottom: 5px;
        height: auto;
        -webkit-line-clamp: 2;
        /* 限制2行 */
        font-weight: 600;
    }

    .news-desc {
        display: none;
    }

    /* 隐藏摘要 */
    .news-more-link {
        display: none;
    }

    /* 隐藏查看详情，保持简洁 */

    /* Tab 滚动适配 */
    .tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        justify-content: flex-start;
        padding: 0 10px 10px 10px;
        gap: 15px;
        -webkit-overflow-scrolling: touch;
    }

    .tabs div {
        white-space: nowrap;
        flex-shrink: 0;
    }

    /* Footer */
    .footer {
        padding: 40px 0 20px;
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }

    .footer-contact li {
        justify-content: center;
    }
}