/* 响应式设计 */
@media (max-width: 1550px) {
    .sy-case .case-next {
        right: 10px;
    }

    .sy-case .case-prev {
        left: 10px;
    }
}
@media (max-width: 1200px) {
    .header .head .nav .one {
        margin: 0 0.8rem;
    }

    .header .head .nav .one > a {
        font-size: 1.1rem;
        padding: 10px;
    }
    .sy-hxcp ul{gap: 30px;}
    .sy-hxcp{padding:10px 0 40px 0}
}

@media (max-width: 992px) {
    /* 隐藏PC版导航 */
    .header .head .nav {
        display: none;
    }

    /* 显示移动菜单按钮 */
    .mobile-menu-toggle {
        display: flex;
    }

    /* 调整Logo大小 */
    .header .head .logo img {
        width: 150px;
    }

    .header .head {
        padding: 10px 0;
        min-height: 50px;
    }
    .banner {
        height: 400px;
        overflow: hidden;
    }

    .banner .swiper {
        height: 100%;
    }

    .banner .swiper-slide {
        height: 100%;
    }

    .banner .swiper-slide img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;
    }

    .swiper-button-next, .swiper-button-prev {
        width: 40px;
        height: 40px;
        padding: 8px !important;
        background: rgba(0, 0, 0, 0.4) !important;
    }

    .swiper-button-next:after, .swiper-button-prev:after {
        font-size: 20px !important;
    }

    .banner .swiper-pagination {
        bottom: 10px !important;
    }

    .banner .swiper-pagination-bullet {
        width: 20px;
        height: 20px;
    }
    /* 公司介绍部分 */
    .sy-about {
        padding-top: 40px;
        min-height: 450px;
        margin-top: 20px;
    }

    .sy-about .title .name {
        font-size: 2rem;
        margin: 15px 0 0 15px;
    }

    .sy-about .text {
        font-size: 1.2rem;
        margin-top: 30px;
        line-height: 1.6em;
    }

    .sy-about .btn {
        margin-top: 30px;
    }

    .sy-about .btn a {
        padding: 12px 40px;
        font-size: 1.1rem;
    }

    /* 核心产品部分 */
    .sy-cp {
        padding: 40px 0;
    }

    .sy-cp .card {
        flex-direction: column;
    }

    .sy-cp .pic {
        width: 60%;
        margin-bottom: 30px;
    }

    .sy-cp .list {
        width: 100%;
    }

    .sy-cp .pic .name {
        font-size: 1.8rem;
        margin-top: 20px;
    }

    .sy-cp .list .title {
        font-size: 1.8rem;
    }

    .sy-cp .list ul {
        gap: 30px;
        margin-top: 20px;
    }

    /* 成功案例部分 */
    .sy-case {
        padding: 40px 0;
    }

    .sy-case .title {
        font-size: 1.8rem;
    }

    #caseSwiper .swiper-slide {
        width: 250px !important;
    }

    .sy-case .case-next {
        right: 0px;
    }

    .sy-case .case-prev {
        left: 0px;
    }

    /* 资讯中心部分 */
    .sy-news {
        padding: 40px 0;
    }

    .sy-news .title {
        font-size: 1.8rem;
    }

    .sy-news .list ul {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        margin-top: 30px;
    }

    .sy-news .list ul li .text {
        padding: 15px 10px;
    }

    .sy-news .list ul li .text .l .day {
        font-size: 1.5rem;
    }

    .sy-news .list ul li .text .r .name {
        height: 3.5rem;
    }



    /* 底部页脚 */
    .footer {
        padding: 30px 0 10px 0;
    }

    .footer .w1 {
        flex-direction: column;
    }

    .footer .l {
        width: 100%;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
        padding-bottom: 20px;
    }

    .footer .r {
        width: 100%;
        margin-top: 30px;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .footer .r .text {
        margin-top: 20px;
        text-align: center;
    }

    .footer .r .text li {
        justify-content: center;
    }
    .sy-hxcp .title {
        font-size: 1.8rem;
    }
}

@media (max-width: 768px) {
    .header .head .logo img {
        width: 130px;
    }

    .mobile-menu-sidebar {
        width: 280px;
    }
    .sy-about{margin-top: 20px}
    .swiper-button-next, .swiper-button-prev {padding:6px 5px;}
    .banner .swiper-pagination-bullet{width: 15px;height: 15px;}
    .banner {
        height: 350px;
    }

    .swiper-button-next, .swiper-button-prev {
        display: none !important; /* 手机端隐藏导航按钮，使用触摸滑动 */
    }

    .banner .swiper-pagination {
        bottom: 8px !important;
    }

    .banner .swiper-pagination-bullet {
        width: 16px;
        height: 16px;
        margin: 0 5px !important;
    }

    /* 增强触摸体验 */
    .banner .swiper {
        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
        touch-action: pan-y;
    }
    /* 公司介绍部分 */
    .sy-about {
        min-height: 400px;
        padding-top: 30px;
    }

    .sy-about .title .name {
        font-size: 1.6rem;
        margin: 10px 0 0 10px;
    }

    .sy-about .text {
        font-size: 1.1rem;
        margin-top: 25px;
        line-height: 1.5em;
    }

    .sy-about .btn a {
        padding: 10px 35px;
        font-size: 1rem;
    }

    /* 核心产品部分 */
    .sy-cp .pic {
        width: 70%;
    }

    .sy-cp .pic .name {
        font-size: 1.5rem;
    }

    .sy-cp .list .title {
        font-size: 1.5rem;
    }

    .sy-cp .list ul {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    /* 成功案例部分 */
    #caseSwiper .swiper-slide {
        width: 220px !important;
    }

    .sy-case .w1 {
        position: relative;
        padding: 0 30px;
    }

    .sy-case .case-next {
        right: 5px;
        background: rgba(0, 0, 0, 0.5);
        padding: 8px;
        border-radius: 50%;width: 30px;height: 30px;right: 10px;
    }

    .sy-case .case-prev {
        left: 5px;
        background: rgba(0, 0, 0, 0.5);
        padding: 8px;
        border-radius: 50%;width: 30px;height: 30px;
    }

    /* 资讯中心部分 */
    .sy-news .list ul {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .sy-news .list ul li .text {
        padding: 15px;
    }

    .sy-news .list ul li .text .l {
        width: 25%;
    }

    .sy-news .list ul li .text .r {
        width: 72%;
    }

    .sy-news .list ul li .text .r .name {
        height: auto;
        margin-bottom: 5px;
    }

    .sy-news .list ul li .text .r .name2 {
        height: auto;
    }

    /* 底部页脚 */
    .footer .l {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer .l .title {
        font-size: 1.1rem;
    }

    .footer .r .pic img {
        height: 100px;
    }

    .footer .r .text li {
        font-size: 0.9rem;
    }
    .sy-hxcp ul{gap: 10px;}
    .sy-hxcp{padding:0px 0 0px 0}
}

/* 小手机设备 (小于480px) */
@media (max-width: 480px) {
    /* 公司介绍部分 */
    .sy-about {
        min-height: 350px;
        padding-top: 25px;
    }

    .sy-about .title {
        flex-direction: column;
        text-align: center;
    }

    .sy-about .title .pic img {
        width: 80px;
    }

    .sy-about .title .name {
        font-size: 1.4rem;
        margin: 10px 0 0 0;
    }

    .sy-about .text {
        font-size: 1rem;
        text-align: center;
    }

    /* 核心产品部分 */
    .sy-cp .pic {
        width: 85%;
    }

    .sy-cp .pic .name {
        font-size: 1.3rem;
    }

    .sy-cp .list .title {
        font-size: 1.3rem;
    }

    /* 成功案例部分 - 调整轮播 */
    .sy-case .w1 {
        padding: 0 15px;
    }

    #caseSwiper {
        padding: 0;
    }

    #caseSwiper .swiper-slide {
        width: 180px !important;
    }

    .sy-case .case-next,
    .sy-case .case-prev {
        display: none;
    }

    /* 资讯中心部分 */
    .sy-news .list ul li .text {
        flex-direction: column;
        align-items: flex-start;
    }

    .sy-news .list ul li .text .l {
        width: 100%;
        display: flex;
        align-items: center;
        margin-bottom: 10px;
    }

    .sy-news .list ul li .text .l .day {
        margin-right: 10px;
        font-size: 1.3rem;
    }

    .sy-news .list ul li .text .l .year {
        font-size: 0.9rem;
    }

    .sy-news .list ul li .text .r {
        width: 100%;
    }

    .sy-news .list ul li .text .r .name {
        font-size: 0.8rem;
        margin-bottom: 5px;
    }

    .sy-news .list ul li .text .r .name2 {
        font-size: 0.7rem;
    }

    /* 底部页脚 */
    .footer .l {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer .l ul {
        margin-top: 15px;
    }

    .footer .r .text {
        text-align: center;
    }

    .footer .r .text li {
        justify-content: center;
        flex-wrap: wrap;
        text-align: center;
    }

    .footer .copyright .w1 {
        text-align: center;
        font-size: 0.9rem;
        padding: 8px 10px 0px 10px;
    }
}

@media (max-width: 480px) {
    .header .head .logo img {
        width: 120px;
    }

    .mobile-menu-sidebar {
        width: 260px;
    }

    .mobile-menu-content .mobile-nav .one > a {
        font-size: 1.1rem;
        padding: 12px 15px;
    }

    .mobile-menu-content .mobile-nav .sub-menu li a {
        font-size: 1rem;
        padding: 10px 15px 10px 30px;
    }
}

/* ========== 首页新闻响应式适配 ========== */

/* 笔记本/小屏幕 (1280px - 1440px) */
@media screen and (max-width: 1280px) {
    .sy-news .list2 {
        gap: 30px;
    }

    .sy-news .list2 .l .con {
        gap: 30px;
        padding: 15px;
    }

    .sy-news .list2 .l .con .date .d1 {
        font-size: 1.8rem;
    }

    .sy-news .list2 .r li {
        gap: 30px;
        padding: 15px;
    }

    .sy-news .list2 .r li .date .d1 {
        font-size: 1.8rem;
    }
}

/* 平板横屏/小笔记本 (992px - 1279px) */
@media screen and (max-width: 992px) {
    .sy-news .list2 {
        flex-direction: column;
        gap: 30px;
    }

    .sy-news .list2 .l,
    .sy-news .list2 .r {
        width: 100%;
    }

    .sy-news .list2 .l .con {
        gap: 25px;
        padding: 20px;
    }

    .sy-news .list2 .r li {
        gap: 25px;
        padding: 18px;
    }
}

/* 平板竖屏 (768px - 991px) */
@media screen and (max-width: 768px) {
    .sy-news .list2 {
        gap: 25px;
        margin-top: 20px;
    }

    .sy-news .list2 .l .con {
        gap: 20px;
        padding: 15px;
    }

    .sy-news .list2 .l .con .date .d1 {
        font-size: 1.6rem;
    }

    .sy-news .list2 .l .con .date .d2 {
        font-size: 0.85rem;
    }

    .sy-news .list2 .l .con .text .name {
        font-size: 0.95rem;
    }

    .sy-news .list2 .l .con .text .detail {
        font-size: 0.75rem;
    }

    .sy-news .list2 .r li {
        gap: 20px;
        padding: 15px;
    }

    .sy-news .list2 .r li .date .d1 {
        font-size: 1.6rem;
    }

    .sy-news .list2 .r li .date .d2 {
        font-size: 0.85rem;
    }

    .sy-news .list2 .r li .text .name {
        font-size: 0.95rem;
    }

    .sy-news .list2 .r li .text .detail {
        font-size: 0.75rem;
    }
}

/* 手机横屏 (576px - 767px) */
@media screen and (max-width: 576px) {
    .sy-news .list2 {
        gap: 20px;
        margin-top: 15px;
    }

    /* 左侧布局改为上下结构 */
    .sy-news .list2 .l .con {
        flex-direction: column;
        gap: 15px;
        padding: 12px;
    }

    .sy-news .list2 .l .con .date {
        flex-direction: row;
        gap: 10px;
        white-space: normal;
        justify-content: flex-start;
        align-items: baseline;
    }

    .sy-news .list2 .l .con .date .d1 {
        font-size: 1.4rem;
    }

    .sy-news .list2 .l .con .date .d2 {
        font-size: 0.8rem;
    }

    /* 右侧列表优化 */
    .sy-news .list2 .r li {
        flex-direction: column;
        gap: 12px;
        padding: 12px;
    }

    .sy-news .list2 .r li .date {
        flex-direction: row;
        gap: 10px;
        white-space: normal;
        justify-content: flex-start;
        align-items: baseline;
    }

    .sy-news .list2 .r li .date .d1 {
        font-size: 1.4rem;
    }

    .sy-news .list2 .r li .date .d2 {
        font-size: 0.8rem;
    }

    .sy-news .list2 .r li .text .name {
        font-size: 0.9rem;
    }

    .sy-news .list2 .r li .text .detail {
        font-size: 0.7rem;
        -webkit-line-clamp: 2;
    }

    .sy-news .list2 .r li .text .more {
        margin-top: 8px;
        font-size: 0.75rem;
    }
}

/* 手机竖屏 (小于 576px) */
@media screen and (max-width: 480px) {
    .sy-news .list2 {
        gap: 15px;
        margin-top: 12px;
    }

    .sy-news .list2 .l .con {
        padding: 10px;
    }

    .sy-news .list2 .l .con .date .d1 {
        font-size: 1.2rem;
    }

    .sy-news .list2 .l .con .date .d2 {
        font-size: 0.75rem;
    }

    .sy-news .list2 .l .con .text .name {
        font-size: 0.85rem;
        -webkit-line-clamp: 2;
    }

    .sy-news .list2 .l .con .text .detail {
        font-size: 0.65rem;
        -webkit-line-clamp: 2;
    }

    .sy-news .list2 .r li {
        padding: 10px;
    }

    .sy-news .list2 .r li .date .d1 {
        font-size: 1.2rem;
    }

    .sy-news .list2 .r li .date .d2 {
        font-size: 0.75rem;
    }

    .sy-news .list2 .r li .text .name {
        font-size: 0.85rem;
    }

    .sy-news .list2 .r li .text .detail {
        font-size: 0.65rem;
    }
}

/* 超大屏幕优化 (1440px以上) */
@media screen and (min-width: 1440px) {
    .sy-news .list2 {
        gap: 50px;
    }

    .sy-news .list2 .l .con {
        gap: 50px;
        padding: 25px;
    }

    .sy-news .list2 .l .con .date .d1 {
        font-size: 2.2rem;
    }

    .sy-news .list2 .r li {
        gap: 50px;
        padding: 25px;
    }

    .sy-news .list2 .r li .date .d1 {
        font-size: 2.2rem;
    }
}

/* 暗色模式支持（可选） */
@media (prefers-color-scheme: dark) {
    .sy-news .list2 .l {
        background: #1a1a1a;
    }

    .sy-news .list2 .l .con .text .name {
        border-bottom-color: #333;
        color: #fff;
    }

    .sy-news .list2 .l .con .text .detail {
        color: #aaa;
    }

    .sy-news .list2 .r li {
        border-bottom-color: #333;
    }

    .sy-news .list2 .r li .text .name,
    .sy-news .list2 .r li .date .d1 {
        color: #fff;
    }
}