/* ========== 电脑端样式 (屏幕宽度 ≥ 780px) ========== */
@media (min-width: 780px) {
    /* ---------- 隐藏手机端容器和旧电脑端模块 ---------- */
    .mobile-index,
    .header, .box1, .box2, .footer_fixed, .fix_side, .float-actions, .footer {
        display: none !important;
    }

    /* ---------- 全局设置 ---------- */
    body {
        font-family: "思源黑体", "Microsoft YaHei", sans-serif;
        background: #fff;
    }
    .pc-container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
    }
    .pc-section {
        padding: 60px 0;
    }
    .pc-section-title {
        font-size: 32px;
        font-weight: 600;
        color: #1e3a5f;
        text-align: center;
        margin-bottom: 40px;
    }
    .section-subtitle {
        text-align: center;
        font-size: 16px;
        color: #666;
        margin-top: -10px;
        margin-bottom: 40px;
    }

    /* ---------- 顶部导航 ---------- */
/* ---------- 顶部导航 ---------- */
.pc-header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}
.pc-header-inner {
    display: flex;
    align-items: center;
    justify-content: flex-start; /* 改：从space-between改成flex-start，让导航跟着logo往右排 */
    height: 80px;
    padding: 0 20px; /* 加：可选，给导航栏加左右内边距，更舒展 */
}
.pc-logo img {
    height: 50px;
    width: 50px;
    object-fit: cover;
}
.pc-nav-list {
    display: flex;
    gap: 25px; /* 改：导航项间距从20px改成25px，更宽松 */
    list-style: none;
    margin: 0 0 0 280px; /* 加：关键！导航往右移60px，数值越大越靠右，可改80/100px */
    padding: 0;
}
.pc-nav-list li a {
    color: #333;
    font-size: 15px;
    font-weight: 500;
    white-space: nowrap;
    transition: color 0.3s;
}
.pc-nav-list li a:hover,
.pc-nav-list li.active a { color: #34a853; }
.pc-header-right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    margin-left: auto; /* 加：关键！让电话/报价按钮固定在最右侧 */
}
/* 搜索框样式（已删除，保留注释即可） */
/* .pc-search form {
    display: flex;
    border: 1px solid #ddd;
    border-radius: 30px;
    overflow: hidden;
}
.pc-search input {
    border: none;
    padding: 8px 12px;
    width: 150px;
    outline: none;
}
.pc-search button {
    background: #34a853;
    border: none;
    color: #fff;
    padding: 0 12px;
    cursor: pointer;
} */
.pc-tel {
    display: flex;
    align-items: center;
    gap: 0px;
    color: #f35c39;
    font-weight: 1000;
    font-size: 22px;
    white-space: nowrap;
}
.pc-tel i {
    color: #f35c39 !important;
    font-size: 33px !important;
    margin-right: 3px !important;
}
.pc-quote-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: #f35c39;
    color: #fff;
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    white-space: nowrap;
    transition: background 0.3s;
}
.pc-quote-btn:hover { background: #d94a2b; }

    /* ---------- 首屏区域 ---------- */
    .pc-hero {
        background: linear-gradient(135deg, #1e3a5f 0%, #34a853 100%);
        color: #fff;
        text-align: center;
        padding: 120px 20px;
    }
    .pc-hero h1 {
        font-size: 48px;
        font-weight: 700;
        margin-bottom: 20px;
    }
    .pc-hero p {
        font-size: 20px;
        opacity: 0.9;
        margin-bottom: 30px;
    }
    .pc-hero .hero-btn {
        background: #f35c39;
        color: #fff;
        border: none;
        padding: 12px 40px;
        border-radius: 40px;
        font-size: 18px;
        font-weight: 600;
        cursor: pointer;
        transition: background 0.3s;
        display: inline-block;
        text-decoration: none;
    }
    .pc-hero .hero-btn:hover { background: #d94a2b; }

    /* ---------- 公司简介 ---------- */
    .pc-about-content {
        display: flex;
        align-items: center;
        gap: 50px;
    }
    .pc-about-text {
        flex: 1;
        font-size: 16px;
        line-height: 1.8;
        color: #555;
    }
    .pc-about-image {
        flex: 1;
        height: 300px;
        background: #ddd;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #999;
        font-size: 14px;
    }

    /* ---------- 产品中心 ---------- */
    .product-tabs {
        display: flex;
        justify-content: center;
        gap: 20px;
        margin-bottom: 30px;
    }
    .product-tab {
        padding: 8px 30px;
        background: #f5f5f5;
        border-radius: 30px;
        font-size: 16px;
        color: #333;
        cursor: pointer;
        transition: 0.3s;
    }
    .product-tab.active {
        background: #34a853;
        color: #fff;
    }
    .product-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
        margin-bottom: 20px;
    }
    .product-item {
        background: #fff;
        border-radius: 12px;
        overflow: hidden;
        box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    }
    .product-item .product-img {
        width: 100%;
        height: 180px;
        background: #eee;
    }
    .product-item h4 {
        font-size: 18px;
        font-weight: 600;
        color: #333;
        padding: 15px 15px 5px;
    }
    .product-item .product-sub {
        font-size: 14px;
        color: #666;
        padding: 0 15px 15px;
    }

    /* ---------- 案例展示（左右布局 + 无缝轮播） ---------- */
    .cases-wrapper {
        display: flex;
        gap: 30px;
        margin-top: 30px;
    }
    .cases-info {
        flex: 0 0 280px;
    }
    .info-card {
        background: linear-gradient(145deg, #f8f9fa, #2a9b40);
        border-radius: 16px;
        padding: 30px 20px;
        box-shadow: 0 10px 25px rgba(0,0,0,0.05);
        height: 100%;
        display: flex;
        flex-direction: column;
    }
    .info-card h4 {
        font-size: 22px;
        font-weight: 600;
        color: #1e3a5f;
        margin-bottom: 15px;
    }
    .info-card p {
        font-size: 14px;
        color: #555;
        line-height: 1.8;
        margin-bottom: 25px;
        flex: 1;
    }
    .btn-more {
        display: inline-block;
        background: #34a853;
        color: #fff;
        text-align: center;
        padding: 12px 20px;
        border-radius: 30px;
        font-size: 16px;
        font-weight: 500;
        text-decoration: none;
        transition: background 0.3s;
        border: none;
    }
    .btn-more:hover { background: #1e3a5f; }

    .cases-scroll {
        flex: 1;
        min-width: 0;
    }
    .case-carousel {
        position: relative;
        overflow: hidden;
    }
    .case-track {
        display: flex;
        width: max-content;
        animation: scroll 30s linear infinite;
    }
    .case-track:hover { animation-play-state: paused; }
    .case-card {
        width: 280px;
        margin-right: 20px;
        background: #64b674;
        border-radius: 12px;
        overflow: hidden;
        box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        flex-shrink: 0;
    }
    .case-img {
        width: 100%;
        height: 160px;
        background: #eee;
    }
    .case-info {
        padding: 15px;
    }
    .case-info h4 {
        font-size: 16px;
        font-weight: 600;
        color: #333;
        margin-bottom: 8px;
    }
    .case-info p {
        font-size: 13px;
        color: #666;
        line-height: 1.5;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    @keyframes scroll {
        0% { transform: translateX(0); }
        100% { transform: translateX(calc(-300px * 5)); } /* 5个卡片，每个约300px（含间距） */
    }

    /* ---------- 我们的优势（6列卡片） ---------- */
    .pc-advantages {
        background: #f8f9fa;
    }
    .advantage-grid {
        display: grid;
        gap: 30px;
        margin-top: 30px;
    }
    .advantage-grid-6 {
        grid-template-columns: repeat(6, 1fr);
    }
    .advantage-item {
        background: #fff;
        border-radius: 12px;
        padding: 30px 20px;
        text-align: center;
        box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        transition: transform 0.3s, box-shadow 0.3s;
    }
    .advantage-item:hover {
        transform: translateY(-5px);
        box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    }
    .advantage-icon {
        width: 60px;
        height: 60px;
        background: #e8f4ff;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto 20px;
        font-size: 30px;
        color: #34a853;
    }
    .advantage-item h4 {
        font-size: 18px;
        font-weight: 600;
        color: #333;
        margin-bottom: 10px;
    }
    .advantage-item p {
        font-size: 14px;
        color: #666;
        line-height: 1.5;
    }

    /* ---------- 新闻中心（完全复制目标网站样式） ---------- */
    .pc-news-section {
        padding: 60px 0;
        background: #fff;
    }
    .pc-news-section .synew {
        margin-bottom: 50px;
        overflow: hidden; /* 清除浮动 */
    }
    .pc-news-section .wrap {
        width: 100%;
        margin: 0 auto;
    }
    .pc-news-section .mat {
        text-align: center;
        margin-bottom: 20px;
        margin-top: 30px;
    }
    .pc-news-section .mat h2 {
        font-size: 34px;
        font-weight: 600;
    }
    .pc-news-section .mat h2 span {
        color: #f35c39; /* 橙色点缀 */
    }
    .pc-news-section .mat p {
        font-size: 14px;
        margin-top: 10px;
    }
    .pc-news-section .syn1 {
        width: 356px;
        float: left;
        padding-right: 20px;
        margin-right: 20px;
        border-right: 1px solid #d3d3d6;
    }
    .pc-news-section .synewt {
        margin-bottom: 20px;
    }
    .pc-news-section .synewt h2 {
        font-size: 26px;
        padding: 5px 0;
    }
    .pc-news-section .synewt span {
        float: right;
        padding: 0 5px;
        border: 1px solid #252330;
        height: 22px;
        line-height: 22px;
        margin-top: 8px;
        font-size: 14px;
    }
    .pc-news-section .synewt span a {
        color: #333;
        text-decoration: none;
    }
    .pc-news-section .synewt span a:hover {
        color: #34a853;
    }
    .pc-news-section .synewn {
        margin-bottom: 20px;
    }
    .pc-news-section .synewn img {
        width: 100%;
        height: auto;
    }
    .pc-news-section .syn1 li {
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        line-height: 40px;
    }
    .pc-news-section .syn1 li a {
        color: #333;
        text-decoration: none;
    }
    .pc-news-section .syn1 li a:hover {
        color: #34a853;
    }
    .pc-news-section .syn1 li span {
        display: block;
        float: right;
        color: #666;
    }
    .pc-news-section .syngd a {
        background: url(../images/synico.jpg) no-repeat 0 0;
        display: block;
        height: 35px;
        width: 35px;
        transition: all .3s;
        margin-top: 20px;
    }
    .pc-news-section .syngd a:hover {
        background: url(../images/synico.jpg) no-repeat 0 -35px;
    }
    .pc-news-section .syn2 {
        width: 366px;
        float: left;
		margin-left: 20px;
    }
    .pc-news-section .syn2 dl {
        background-color: #f6f6f6;
        padding: 10px;
        margin-bottom: 10px;
    }
    .pc-news-section .syn2 dl .i1 {
        display: inline-block;
        width: 20px;
        height: 20px;
        line-height: 20px;
        border-radius: 2px;
        background-color: #f35c39;
        text-align: center;
        color: #fff;
        margin-right: 5px;
        font-weight: normal;
    }
    .pc-news-section .syn2 dt {
        font-weight: bold;
        margin-bottom: 5px;
        text-overflow: ellipsis;
        white-space: nowrap;
        overflow: hidden;
    }
    .pc-news-section .syn2 dt a {
        color: #333;
        text-decoration: none;
    }
    .pc-news-section .syn2 dt a:hover {
        color: #34a853;
    }
    .pc-news-section .syn2 dd .i1 {
        background-color: #1e3a5f;
    }
    .pc-news-section .syn2 dd {
        font-size: 14px;
        line-height: 26px;
     display: -webkit-box;      /* 弹性盒模型，用于多行截断 */
    -webkit-line-clamp: 2;     /* 强制显示2行（改成3就是3行） */
    -webkit-box-orient: vertical; /* 垂直排列 */
    overflow: hidden;          /* 隐藏超出部分 */
    text-overflow: ellipsis;   /* 超出部分显示省略号 */
    }

    /* ---------- 关于我们 ---------- */
    .pc-about-section {
        background: #f0f4f8;
    }
	/* 关于我们 - 高端版 */
.pc-about-section {
    background: #f9f9f9; /* 浅灰背景，突出区域 */
}
.about-wrapper {
    display: flex;
    align-items: center;
    gap: 60px;
}
.about-text {
    flex: 1;
    padding-right: 40px;
}
.about-title {
    font-size: 36px;
    font-weight: 600;
    color: #1e3a5f;
    margin-bottom: 10px;
    line-height: 1.2;
}
.about-subtitle {
    font-size: 18px;
    font-weight: 400;
    color: #34a853;
    margin-bottom: 20px;
    letter-spacing: 1px;
}
.about-desc {
    font-size: 16px;
    color: #555;
    line-height: 1.8;
    margin-bottom: 30px;
}
.about-btn {
    display: inline-block;
    background: #f35c39;
    color: #fff;
    padding: 12px 32px;
    border-radius: 40px;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.3s, transform 0.2s;
    box-shadow: 0 5px 15px rgba(243,92,57,0.3);
}
.about-btn:hover {
    background: #d94a2b;
    transform: translateY(-2px);
}

.about-image {
    flex: 1;
}
.image-placeholder {
    width: 100%;
    height: 400px;
    background: #ddd;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 30px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    font-size: 16px;
}
.image-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}
.image-placeholder img:hover {
    transform: scale(1.02);
}

    /* ---------- 底部 ---------- */
    .pc-footer {
        background: #2a9b40;
        color: #fff;
        padding: 60px 0 20px;
    }
    .pc-footer a { color: #fff; text-decoration: none; transition: opacity 0.3s; }
    .pc-footer a:hover { opacity: 0.8; }
    .pc-footer-main {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 40px;
        margin-bottom: 40px;
    }
    .pc-footer-col h4 { font-size: 18px; margin-bottom: 20px; }
    .pc-footer-col ul { list-style: none; padding: 0; margin: 0; }
    .pc-footer-col li { margin-bottom: 10px; }
    .pc-footer-col i { margin-right: 5px; }
    .pc-footer-social { display: flex; gap: 15px; margin-top: 15px; }
    .pc-footer-social a { font-size: 20px; }
    .pc-footer-copyright {
        text-align: center;
        padding-top: 20px;
        border-top: 1px solid rgba(255,255,255,0.1);
    }

    /* ---------- 右侧悬浮窗（方形） ---------- */
    .pc-float {
        position: fixed;
        right: 20px;
        bottom: 50px;
        display: flex;
        flex-direction: column;
        gap: 10px;
        z-index: 999;
    }
    .pc-float a, .pc-float-qrcode {
        width: 50px;
        height: 50px;
        background: #34a853;
        color: #fff;
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 20px;
        box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        transition: background 0.3s;
        text-decoration: none;
        cursor: pointer;
    }
    .pc-float a:hover, .pc-float-qrcode:hover { background: #1e3a5f; }
    .pc-float-qrcode {
        position: relative;
    }
    .pc-float-qrcode-img {
        position: absolute;
        right: 60px;
        bottom: 0;
        width: 150px;
        height: 150px;
        background: #fff;
        border: 1px solid #ddd;
        border-radius: 8px;
        display: none;
        padding: 10px;
    }
    .pc-float-qrcode-img img { width: 100%; height: auto; }
    .pc-float-qrcode:hover .pc-float-qrcode-img { display: block; }
}
/* 产品中心页专用样式（电脑端，宽度≥780px）——简洁全宽版，修复竖向问题 */
@media (min-width: 780px) {
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
        font-family: "微软雅黑", "思源黑体", sans-serif;
    }
    body {
        background: #f5f7fa;
        color: #333;
    }
    .main {
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px 20px 40px;
        overflow: hidden;
    }
    .right {
        width: 100%;
        float: none;
    }

    /* 强制压缩顶部区域（根据实际类名调整） */
    .search-box,
    .tel-box,
    .get-quote,
    .header-tel,
    .quote-btn,
    .top-bar {
        margin: 0 !important;
        padding: 5px 0 !important;
        line-height: 1.2 !important;
        height: auto !important;
        min-height: 0 !important;
    }

    /* 产品中心标题 */
    .right-title {
        font-size: 28px;
        color: #222;
        margin: 10px 0 15px 0;
        padding: 0;
        font-weight: 600;
        text-align: left;
        border-left: 5px solid #34a853;
        padding-left: 15px;
    }

    /* 分类标签容器：强制 flex 横向排列 */
    .tags {
        display: flex !important;
        gap: 10px !important;
        margin-bottom: 30px !important;
        flex-wrap: wrap !important;
    }

    /* 标签样式 */
    .tags a {
        display: inline-block !important;
        padding: 8px 22px !important;
        background: #fff !important;
        border-radius: 30px !important;
        text-decoration: none !important;
        color: #333 !important;
        box-shadow: 0 2px 8px rgba(0,0,0,0.05) !important;
        transition: all 0.3s !important;
        font-size: 14px !important;
        white-space: nowrap !important;  /* 防止文字换行 */
    }
    .tags a:hover,
    .tags a.active {
        background: #34a853 !important;
        color: #fff !important;
    }

    /* 产品网格 */
    .plist {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 25px;
        margin-bottom: 40px;
    }

    /* 产品卡片 */
    .pitem {
        background: #fff;
        border-radius: 12px;
        overflow: hidden;
        box-shadow: 0 5px 20px rgba(0,0,0,0.05);
        transition: transform 0.3s, box-shadow 0.3s;
    }
    .pitem:hover {
        transform: translateY(-8px);
        box-shadow: 0 12px 30px rgba(0,0,0,0.1);
    }
    .pitem a {
        text-decoration: none;
        color: inherit;
        display: block;
    }
    .pitem img {
        width: 100%;
        height: 200px;
        object-fit: cover;
        display: block;
        background: #f0f0f0;
    }
    .pinfo {
        padding: 18px;
    }
    .pinfo h3 {
        font-size: 16px;
        margin: 0 0 8px 0;
        font-weight: 600;
        color: #222;
        line-height: 1.4;
        height: 44px;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }
    .pinfo p {
        font-size: 13px;
        color: #666;
        line-height: 1.5;
        margin: 0 0 10px 0;
        height: 40px;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }
    .pinfo span {
        display: inline-block;
        padding: 4px 10px;
        background: #e8f5e9;
        color: #34a853;
        font-size: 12px;
        border-radius: 20px;
        margin-right: 5px;
    }

    /* 分页 */
    .pc-pagination {
        text-align: center;
        margin: 30px 0 0;
    }
    .pc-pagination .pagination a,
    .pc-pagination .pagination span {
        display: inline-block;
        padding: 8px 16px;
        margin: 0 5px;
        border: 1px solid #ddd;
        background: #fff;
        color: #333;
        text-decoration: none;
        border-radius: 6px;
        transition: all 0.3s;
        font-size: 14px;
    }
    .pc-pagination .pagination a:hover,
    .pc-pagination .pagination .page-num-current {
        background: #34a853;
        color: #fff;
        border-color: #34a853;
    }

    /* 响应式 */
    @media (max-width: 1199px) {
        .plist { grid-template-columns: repeat(3, 1fr); }
    }
    @media (max-width: 900px) {
        .plist { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 600px) {
        .plist { grid-template-columns: 1fr; }
        .right-title { font-size: 24px; }
    }
}
/* 手机端隐藏电脑端内容 */
@media (max-width: 779px) {
    .pc-index {
        display: none !important;
    }
}