/* ====================
    浏览器重置与兼容性
    ==================== */
    *,
    *::before,
    *::after {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }

    html {
        -webkit-text-size-adjust: 100%;
        -ms-text-size-adjust: 100%;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        min-width: 1440px;
    }

    body {
        margin: 0;
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
        font-size: 1rem;
        font-weight: 400;
        line-height: 1.5;
        color: #212529;
        background-color: #fff;
        -webkit-tap-highlight-color: transparent;
        
        min-width: 1440px;
    }
@media (max-width: 1440px){
.container{width: 1280px!important; max-width: 1400px;}
.about-actions{gap: 1rem;}
.col-sm-6{
    width: 50%!important;
}

.col-lg-5 {
    flex: 0 0 auto;
    width: 41.66666667%!important;
}

.col-lg-7 {
    flex: 0 0 auto;
    width: 58.33333333%!important;
}

}
.collapse{display: block;}
    img {
        max-width: 100%;
        height: auto;
    }

    a {
        text-decoration: none;
        background-color: transparent;
    }

    button {
        border-radius: 0;
        -webkit-appearance: button;
    }

    button:focus {
        outline: none;
    }

    /* ====================
    全局样式与变量
    ==================== */
    :root {
        --primary-color: #005e32;
        --primary-dark: #005e32;
        --primary-light: #005e32;
        --primary-gradient: linear-gradient(135deg, #005e32 0%, #005e32 50%, #005e32 100%);

        --secondary-color: #8ec54a;
        --secondary-light: #8ec54a;
        --secondary-dark: #8ec54a;

        --white: #ffffff;
        --gray-50: #f2f9f0;
        --gray-100: #e5f3e0;
        --gray-200: #cce8c2;
        --gray-300: #a6d49a;
        --gray-400: #80c072;
        --gray-500: #5ea650;
        --gray-600: #4a8a40;
        --gray-700: #3a7030;
        --gray-800: #005e32;
        --gray-900: #005e32;
        --black-252525: #252525;
        --black-333: #333;
        --black-666: #666;
        --black-999: #999;
        --black-ccc: #ccc;
        --black-eee: #eee;

        --accent-color: #146600;
        --accent-hover: #0a3300;

        --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.05);
        --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.08);
        --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.12), 0 4px 6px rgba(0, 0, 0, 0.08);
        --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15), 0 8px 10px rgba(0, 0, 0, 0.1);

        --border-radius: 10px;
        --border-radius-lg: 16px;
        --border-radius-xl: 20px;

        --transition-fast: all 0.15s ease;
        --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    }

    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
        font-size: 16px;
        line-height: 1.6;
        color: var(--black-252525);
        background-color: var(--gray-100);
    }

    .container {
        max-width: 1280px;
        width: 100%;
        padding-right: 15px;
        padding-left: 15px;
        margin-right: auto;
        margin-left: auto;
    }
.breadcrumb,.breadcrumb a{color: var(--black-999);}


    /* ====================
    顶部信息栏
    ==================== */
    .top-bar {
        background: var(--white);
        /* padding: 1.5rem 0; */
        border-bottom: 2px solid var(--gray-200);
        position: relative;
    }

    .top-bar-content {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .top-left .logo {
        display: flex;
        align-items: center;
        gap: 0.8rem;
        text-decoration: none;
    }

    .logo-img {
        width: 100px;
        height: 55px;
        /* background: var(--primary-gradient); */
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .logo-img i {
        font-size: 2rem;
        color: var(--white);
    }

    .logo-info {
        display: flex;
        flex-direction: column;
    }

    .logo-text {
        font-size: 1.5rem;
        font-weight: 700;
        color: var(--black-252525);
    }

    .logo-slogan {
        font-size: 1.2rem;
        font-weight: 600;
        color: #e74c3c;
        margin-top: -2px;
    }

    .top-right {
        display: flex;
        align-items: center;
        gap: 2.5rem;
    }

    .top-right .hotline {
        display: flex;
        align-items: center;
        gap: 0.8rem;
        color: var(--primary-color);
        text-decoration: none;
        font-weight: 600;
    }

    .hotline-icon {
        width: 40px;
        height: 40px;
        background: var(--black-252525);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .hotline-icon i {
        font-size: 1.1rem;
        color: var(--white);
    }

    .hotline-text {
        font-size: 0.95rem;
        color: var(--black-252525);
    }

    .hotline-phone {
        font-size: 1.4rem;
        font-weight: 700;
        color: #e74c3c;
    }

    .top-right .qrcode-container {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .qrcode {
        width: 45px;
        height: 45px;
        overflow: hidden;
        border-radius: 6px;
        border: 2px solid rgba(255, 255, 255, 0.3);
        position: relative;
        cursor: pointer;
        transition: all 0.3s ease;
    }

    .qrcode img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .qrcode-container {
        position: relative;
    }

    .qrcode-enlarge {
        position: absolute;
        top: 100%;
        right: 0;
        width: 160px;
        height: 160px;
        border-radius: 8px;
        border: 2px solid rgba(255, 255, 255, 0.3);
        background: #fff;
        padding: 4px;
        opacity: 0;
        visibility: hidden;
        transform: translateY(5px);
        transition: all 0.3s ease;
        z-index: 200;
        box-shadow: 0 4px 20px rgba(0,0,0,0.2);
        pointer-events: none;
    }

    .qrcode-enlarge img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        border-radius: 4px;
    }

    .qrcode-container:hover .qrcode-enlarge {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .qrcode-label {
        font-size: 0.7rem;
        color: var(--black-252525);
        margin-top: 4px;
    }

    /* ====================
    导航栏样式
    ==================== */
    #mainNav {
        background: linear-gradient(135deg, #005e32 0%, #005e32 50%, #005e32 100%);
        padding: 0;
        box-shadow: 0 2px 10px rgba(20, 102, 0, 0.4);
        position: sticky;
        top: 0;
        z-index: 100;
        border-bottom: 1px solid rgba(20, 102, 0, 0.3);
    }

    #mainNav.scrolled {
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    }

    .navbar-nav .nav-link {
        color: rgba(255, 255, 255, 0.9);
        font-size: 0.95rem;
        font-weight: 500;
        padding: 1.4rem 0.5rem;
        transition: var(--transition);
        position: relative;
        overflow: hidden;
    }
.about-section .row{display: flex; flex-direction: row;}
    .navbar-expand-lg .navbar-nav {
        width: 100%;
        justify-content: space-between;
        flex-wrap: wrap;
        flex-direction: row;
    }

    .navbar-nav .nav-link:hover,
    .navbar-nav .nav-link.active {
        color: var(--white);
        /* background: #f9b338; */
        background: #e74c3c;
    }

    .navbar-nav .nav-link::before {
        /* content: ''; */
        position: absolute;
        bottom: 0;
        left: 50%;
        width: 0;
        height: 3px;
        background: var(--primary-gradient);
        transition: var(--transition);
        transform: translateX(-50%);
        border-radius: 2px;
    }

    .navbar-nav .nav-link:hover::before,
    .navbar-nav .nav-link.active::before {
        width: 40px;
    }



    .navbar-nav .nav-link:hover::after {
        left: 100%;
    }

    .dropdown-menu {
        /* background: var(--white); */
        background: #ffd3ce;
        border: none;
        border-radius: var(--border-radius-lg);
        box-shadow: var(--shadow-xl);
        padding: 0.3rem 0;
        margin-top: -2px;
        border-top: 4px solid var(--primary-color);
        min-width: 180px;
        position: absolute;
        top: calc(100% + 2px);
        left: 50%;
        transform: translateX(-50%);
    }

    /* .dropdown-menu::before {
        content: '';
        position: absolute;
        top: -12px;
        left: 0;
        right: 0;
        height: 12px;
    } */

    .dropdown-item {
        color: var(--black-333);
        font-size: 0.9rem;
        padding: 0.8rem 1.5rem;
        transition: var(--transition);
        position: relative;
    }

    .dropdown-item::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 3px;
        background: var(--primary-gradient);
        transform: scaleY(0);
        transition: var(--transition);
    }

    .dropdown-item:hover {
        background: rgba(20, 102, 0, 0.06);
        color: var(--primary-color);
        padding-left: 1.8rem;
    }

    .dropdown-item:hover::before {
        transform: scaleY(1);
    }

    /* ====================
    Hero 轮播
    ==================== */
    .hero-section {
        position: relative;
        /* height: calc(100vh - 140px); */
        /* min-height: 500px; */
        /* max-height: 720px; */
        overflow: hidden;
    }

    /* .hero-section::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: linear-gradient(135deg, rgba(10, 51, 0, 0.75) 0%, rgba(20, 102, 0, 0.8) 50%, rgba(26, 128, 0, 0.75) 100%);
        z-index: 1;
    }

    .hero-section::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background:
            radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.08) 0%, transparent 30%),
            radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.06) 0%, transparent 25%);
        z-index: 2;
    } */

    .hero-section #heroCarousel {
        position: relative;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }

    .hero-section .carousel-inner {
        height: 100%;
    }

    .hero-section .carousel-item {
        height: 100%;
    }

    .hero-section .carousel-item img {
        width: 100%;
        /* height: 100%; */
        /* object-fit: cover; */
        transition: transform var(--transition-slow);
    }

    .hero-section .carousel-item.active img {
        /* transform: scale(1.02); */
    }

    .hero-section .carousel-control-prev,
    .hero-section .carousel-control-next {
        z-index: 10;
        width: 70px;
        height: 70px;
        border-radius: 0;
        opacity: 0;
        background: rgba(0, 0, 0, 0.6);
        transition: all 0.3s ease;
        top: 50%;
        transform: translateY(-50%);
    }

    .hero-section:hover .carousel-control-prev,
    .hero-section:hover .carousel-control-next {
        opacity: 1;
    }

    .hero-section .carousel-control-prev:hover,
    .hero-section .carousel-control-next:hover {
        background: rgba(0, 0, 0, 0.85);
    }
    .carousel-control-prev{left:3%}
    .carousel-control-next{right:3%}

    .hero-section .carousel-control-prev-icon,
    .hero-section .carousel-control-next-icon {
        width: 24px;
        height: 24px;
        background-size: 100% 100%;
    }

    .hero-section .carousel-indicators {
        z-index: 10;
        display: none;
        bottom: 20px;
    }

    .hero-section .carousel-indicators [data-bs-target] {
        width: 12px;
        height: 12px;
        border-radius: 50%;
        border: none;
        background: rgba(0, 0, 0, 0.5);
        opacity: 1;
        margin: 0 5px;
    }

    .hero-section .carousel-indicators .active {
        background: var(--black-252525);
        width: 30px;
        border-radius: 6px;
    }

    .carousel-overlay {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: linear-gradient(180deg, rgba(20, 102, 0, 0.4) 0%, rgba(10, 51, 0, 0.7) 100%);
    }

    .carousel-caption {
        position: absolute;
        top: 50%;
        left: 20%;
        right: 20%;
        transform: translate(0, -50%);
        text-align: center;
        z-index: 10;
        padding: 2rem;
    }

    .carousel-caption h1 {
        font-size: 3rem;
        font-weight: 700;
        color: var(--white);
        margin-bottom: 1.5rem;
        text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    }

    .carousel-caption p {
        font-size: 1.3rem;
        color: rgba(255, 255, 255, 0.9);
        margin-bottom: 2rem;
    }

    .hero-buttons {
        display: flex;
        gap: 1.5rem;
        justify-content: center;
    }

    .btn-primary {
        background: var(--black-333);
        color: var(--white);
        padding: 6px 16px;
        border: none;
        border-radius: var(--border-radius-lg);
        font-size: 16px;
        font-weight: 600;
        text-decoration: none;
        transition: var(--transition);
        box-shadow: var(--shadow-md);
        position: relative;
        overflow: hidden;
    }

    .btn-primary::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
        transition: var(--transition-slow);
    }

    .btn-primary:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-xl);
        color: var(--white);
        background: var(--black-252525);
    }

    .btn-primary:hover::before {
        left: 100%;
    }

    .btn-primary:active {
        transform: translateY(-2px);
    }

    .btn-outline-light {
        background: transparent;
        color: var(--white);
        padding: 1.1rem 2.8rem;
        border: 2px solid rgba(255, 255, 255, 0.9);
        border-radius: var(--border-radius-lg);
        font-size: 1.1rem;
        font-weight: 600;
        text-decoration: none;
        transition: var(--transition);
        position: relative;
        overflow: hidden;
    }

    .btn-outline-light::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 0;
        height: 100%;
        background: rgba(255, 255, 255, 0.1);
        transition: var(--transition);
    }

    .btn-outline-light:hover {
        background: var(--white);
        color: var(--primary-color);
        border-color: var(--white);
        transform: translateY(-4px);
        box-shadow: var(--shadow-lg);
    }

    .btn-outline-light:hover::before {
        width: 100%;
    }

    /* ====================
    通用区块样式
    ==================== */
    .section-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 3rem;
    }

    .section-title {
        font-size: 2.2rem;
        font-weight: 700;
        color: var(--black-252525);
    }

    .section-subtitle {
        font-size: 1rem;
        /* color: #dc3545; */
        margin-top: 0.5rem;
        margin-bottom: 0;
    }

    /* ====================
    公司简介
    ==================== */
    .about-section {
        padding: 5rem 0;
        background: var(--white);
    }

    .about-content {
        padding-right: 2rem;
    }

    .about-text {
        color: var(--black-333);
        font-size: 1rem;
        line-height: 1.8;
        margin-bottom: 0.5rem;
    }

    .about-image {
        border-radius: var(--border-radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow-lg);
    }

    .about-image img {
        width: 100%;
        height: 420px;
        object-fit: cover;
    }

    .about-actions {
        display: flex;
        align-items: center;
        gap: 2.5rem;
        margin-top: 1.5rem;
    }

    .about-btn {
        background-color: var(--black-666);
        border-radius: 100px;
        padding: 6px 20px;
        margin-top: 20px;
        color: var(--white);
    }

    .about-features {
        display: flex;
        gap: 1rem;
        width: 100%;
        justify-content: space-between;
    }

    .feature-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 0.6rem;
        color:var(--black-252525);
        padding: 1rem  6px;
        background: var(--black-eee);
        border-radius: var(--border-radius);
        border: 1px solid var(--black-ccc);
        transition: var(--transition);
        min-width: 100px;
    }

    .feature-item:hover {
        background: rgba(20, 102, 0, 0.15);
        transform: translateY(-3px);
        box-shadow: var(--shadow-md);
    }

    .feature-icon {
        width: 40px;
        height: 40px;
        background: var(--primary-gradient);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-family: 'bootstrap-icons' !important;
        font-style: normal;
        font-weight: normal !important;
        font-variant: normal;
        text-transform: none;
        line-height: 1;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

    .feature-icon i {
        color: var(--white);
        font-size: 1.1rem;
        font-family: inherit;
    }

    .feature-item span {
        font-size: 0.85rem;
        color: var(--black-999);
        font-weight: 500;
        text-align: center;
    }

    .feature-icon .iconfont {
        font-size: 1.5rem;
        color: var(--white);
    }

    .trust-cards {
        margin-top: 3.5rem;
    }

    .trust-card {
        background: var(--white);
        border-radius: var(--border-radius-lg);
        padding: 2.2rem;
        text-align: center;
        transition: var(--transition);
        border: 1px solid var(--gray-200);
        position: relative;
        overflow: hidden;
    }

    .trust-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: var(--primary-gradient);
        transform: scaleX(0);
        transition: var(--transition);
    }

    .trust-card:hover {
        transform: translateY(-8px);
        box-shadow: var(--shadow-lg);
        border-color: rgba(20, 102, 0, 0.2);
    }

    .trust-card:hover::before {
        transform: scaleX(1);
    }

    .trust-icon {
        width: 70px;
        height: 70px;
        background: var(--primary-gradient);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto 1.2rem;
        position: relative;
    }

    .trust-icon::before {
        content: '';
        position: absolute;
        top: -3px;
        left: -3px;
        right: -3px;
        bottom: -3px;
        background: var(--primary-gradient);
        border-radius: 50%;
        z-index: -1;
        opacity: 0.4;
        transform: scale(1.1);
        filter: blur(8px);
    }

    .trust-icon i {
        font-size: 1.8rem;
        color: var(--white);
    }

    .trust-card h4 {
        font-size: 1.1rem;
        font-weight: 600;
        color: var(--gray-900);
        margin-bottom: 0.8rem;
    }

    .trust-card p {
        color: var(--gray-600);
        font-size: 0.9rem;
        line-height: 1.6;
    }

    /* ====================
    产品中心
    ==================== */
    .products-section {
        padding: 5rem 0;
        /* background: var(--gray-50); */
    }

    .header-right {
        display: flex;
    }

    .product-tabs {
        display: flex;
        gap: 1rem;
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .product-tabs a{color: #333;}
.tab-item.active a,.tab-item:hover a{color: #fff;}
    .tab-item {
        padding: 0.8rem 1.5rem;
        background: var(--white);
        border-radius: var(--border-radius);
        cursor: pointer;
        font-size: 0.95rem;
        font-weight: 500;
        color: var(--black-666);
        transition: var(--transition);
        border: 1px solid var(--black-ccc);
    }

    .tab-item.active,
    .tab-item:hover {
        background: var(--primary-color);
        color: var(--white);
        border-color: var(--primary-color);
    }

    .tab-content {
        margin-top: 2rem;
        position: relative;
        overflow: hidden;
        height: 1050px;
    }

    .tab-pane {
        display: none;
    }

    .tab-pane.active {
        display: block;
    }

    .tab-pane.slide-out-left {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        animation: slideOutLeft 0.5s ease-out forwards;
    }

    .tab-pane.slide-in-right {

        animation: slideInRight 0.5s ease-out forwards;
    }

    @keyframes slideOutLeft {
        from {
            transform: translateX(0);
            opacity: 1;
        }

        to {
            transform: translateX(-100%);
            opacity: 1;
        }
    }

    @keyframes slideInRight {
        from {
            transform: translateX(100%);
            opacity: 1;
        }

        to {
            transform: translateX(0);
            opacity: 1;
        }
    }

    .product-combo-image {
        border-radius: var(--border-radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow-lg);
        height: 100%;
        display: flex;
        flex-direction: column;
    }

    .product-combo-image img {
        width: 100%;
        height: 100%;
        min-height: 280px;
        object-fit: cover;
    }

    .product-desc {
        background: var(--black-eee);
        border-radius: var(--border-radius-lg);
        padding: 2.5rem;
        border: 1px solid var(-black-ccc);
        height: 100%;
        display: flex;
        flex-direction: column;
    }

    .product-desc h3 {
        font-size: 1.6rem;
        font-weight: 600;
        color: var(--black-252525);
        margin-bottom: 1rem;
    }

    .product-desc p {
        color: var(--black-666);
        font-size: 1rem;
        line-height: 1.7;
        margin-bottom: 1.5rem;
    }
    .product-desc .btn-primary{ max-width: 200px;}

    .product-features {
        list-style: none;
        padding: 0;
        margin-bottom: 1.5rem;
    }

    .product-features li {
        padding: 0.5rem 0;
        color: var(--gray-700);
        font-size: 0.95rem;
    }

    .product-features i {
        color: var(--primary-color);
        margin-right: 0.5rem;
    }

    .product-scroll-container {
        margin-top: 3rem;
        position: relative;
    }

    .product-scroll-wrapper {
        overflow: hidden;
    }

    .product-scroll {
        display: flex;
        gap: 1.5rem;
        width: 100%;
        flex-wrap: wrap;
        transition: transform 0.3s ease;
    }

    .product-item {
        flex: 0 0 calc(25% - 1.2rem);
        background: url('../images/cpbj.jpg') center/cover no-repeat;
        border-radius: var(--border-radius-lg);
        overflow: hidden;
        transition: var(--transition);
        border: 0px solid rgba(20, 102, 0, 0.15);
        position: relative;
    }

    .product-item::before {
        /* content: ''; */
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: var(--primary-gradient);
        transform: scaleX(0);
        transition: var(--transition);
        z-index: 2;
    }

    .product-item:hover {
        transform: translateY(-10px);
        box-shadow: var(--shadow-xl);
        border-color: rgba(20, 102, 0, 0.3);
    }

    .product-item:hover::before {
        transform: scaleX(1);
    }

    .product-img {
        width: 100%;
        height: 240px;
        display: flex;
        padding:10px 5%;
        align-items: center;
        justify-content: center;
        /* padding: 1rem; */
        position: relative;
        background: url('images/cpbj.jpg') center/cover no-repeat;
    }

    .product-img img {
        max-width: 100%;
        max-height: 100%;
        min-height: 100%;
        min-width: 100%;
        object-fit: cover;
        transition: var(--transition-slow);
    }

    .product-item:hover .product-img img {
        transform: scale(1.1);
    }

    .product-item h4 {
        padding: 1rem;
        font-size: 0.95rem;
        font-weight: 600;
        color: var(--black-252525);
        text-align: center;
        margin: 0;
        position: relative;
        background: rgba(255, 255, 255, 0.9);
    }

    .product-item:hover h4 {
        color: var(--primary-color);
    }

    .product-item .product-overlay {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 94, 50, 0.7);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        opacity: 0;
        transition: var(--transition);
        z-index: 3;
    }

    .product-item:hover .product-overlay {
        opacity: 1;
    }

    .product-item .product-overlay h4 {
        color: #fff;
        font-size: 1rem;
        font-weight: 600;
        margin: 0 0 0.8rem;
        padding: 0;
        background: none;
        text-align: center;
    }
    .product-averlay-btn,
    .product-overlay-btn {
        display: inline-block;
        padding: 0.4rem 1.2rem;
        border: 1px solid #fff;
        border-radius: 4px;
        color: #fff;
        font-size: 0.85rem;
        transition: var(--transition);
    }

    .product-overlay-btn:hover {
        background: #fff;
        color: var(--black-252525);
    }

    .scroll-btn {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        width: 45px;
        height: 45px;
        background: var(--white);
        border: none;
        border-radius: 50%;
        box-shadow: var(--shadow-md);
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.2rem;
        color: var(--gray-600);
        transition: var(--transition);
        z-index: 10;
    }

    .scroll-btn:hover {
        background: var(--primary-color);
        color: var(--white);
    }

    .scroll-prev {
        left: 10px;
    }

    .scroll-next {
        right: 10px;
    }

    /* ====================
    全屏广告横幅
    ==================== */
    .banner-section {
        position: relative;
        /* background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%); */
        padding: 4rem 0;
        overflow: hidden;
    }

    .banner-section::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: url('../images/casebj.jpg') center/cover;
        opacity: 0.1;
    }

    .banner-overlay {
        position: relative;

        /* background: linear-gradient(135deg, rgba(10, 51, 0, 0.85) 0%, rgba(20, 102, 0, 0.9) 50%, rgba(26, 128, 0, 0.85) 100%); */
    }

    .banner-content {
        position: relative;
        z-index: 2;
        text-align: center;
    }

    /* 车间图片无缝滚动 */
    .workshop-scroll {
        width: 100%;
        overflow: hidden;
        position: relative;
        padding: 1rem 0;
    }

    .workshop-track {
        display: flex;
        gap: 1.5rem;
        animation: scrollWorkshop 20s linear infinite;
        width: max-content;
    }

    .workshop-track:hover {
        animation-play-state: paused;
    }

    .workshop-item {
        flex: 0 0 300px;
        height: 200px;
        border-radius: var(--border-radius);
        overflow: hidden;
        box-shadow: var(--shadow-md);
    }

    .workshop-item img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.3s ease;
    }

    .workshop-item:hover img {
        transform: scale(1.05);
    }

    @keyframes scrollWorkshop {
        0% {
            transform: translateX(0);
        }

        100% {
            transform: translateX(-50%);
        }
    }

    .banner-content h2 {
        font-size: 2.5rem;
        font-weight: 700;
        color: var(--white);
        margin-bottom: 1rem;
    }

    .banner-content p {
        font-size: 1.2rem;
        color: rgba(255, 255, 255, 0.9);
        margin-bottom: 2rem;
    }

    .banner-buttons .btn-primary {
        padding: 1rem 3rem;
        font-size: 1.1rem;
    }

    /* ====================
    成功案例
    ==================== */
    .cases-section {
        padding: 5rem 0;
        background: url('../images/casebj.jpg') center/cover no-repeat;
        background-attachment: fixed;
    }

    .cases-section .section-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
        margin-bottom: 2.5rem;
    }

    .cases-section .header-left {
        text-align: left;
    }

    .cases-section .section-subtitle {
        font-size: 1.1rem;
        color: var(--black-666);
        margin-top: 0.5rem;
        font-weight: 400;
    }

    .cases-section .header-right {
        display: flex;
        flex-direction: column;
        gap: 0.8rem;
    }

    .case-industry-tags {
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        gap: 0.8rem;
        align-items: flex-end;
        justify-content: flex-end;
    }

    .industry-tag {
        padding: 0.6rem 1.4rem;
        background: var(--white);
        border-radius: 20px;
        font-size: 0.9rem;
        color: var(--black-252525);
        cursor: pointer;
        transition: var(--transition);
        border: 1px solid transparent;
        text-align: center;
    }

    .industry-tag:nth-child(1) {
        grid-column: 2;
        grid-row: 1;
    }

    .industry-tag:nth-child(2) {
        grid-column: 3;
        grid-row: 1;
    }

    .industry-tag:nth-child(3) {
        grid-column: 4;
        grid-row: 1;
    }

    .industry-tag:nth-child(4) {
        grid-column: 5;
        grid-row: 1;
    }

    .industry-tag:nth-child(n+5) {
        grid-row: 2;
    }

    .industry-tag:hover,
    .industry-tag.active {
        background: var(--primary-color);
        color: var(--white);
    }

    .cases-content {
        margin-top: 1rem;
        position: relative;
        overflow: hidden;
    }

    .cases-grid {
        display: none;
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
        padding: 2rem;
        border-radius: 20px;
    }

    .cases-grid.active {
        display: grid;
    }

    .cases-grid.slide-out-left {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        animation: slideOutLeft 0.5s ease-out forwards;
    }

    .cases-grid.slide-in-right {

        animation: slideInRight 0.5s ease-out forwards;
    }

    .case-card {
        background: var(--white);
        border-radius: 12px;
        overflow: hidden;
        transition: var(--transition);
        text-decoration: none;
        display: flex;
        flex-direction: column;
    }

    .case-card:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-lg);
    }

    .case-card-image {
        width: 100%;
        height: 240px;
        overflow: hidden;
    }

    .case-card-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: var(--transition);
    }

    .case-card:hover .case-card-image img {
        transform: scale(1.05);
    }

    .case-card-info {
        padding: 1.2rem;
        text-align: center;
    }

    .case-card-info h4 {
        font-size: 0.95rem;
        font-weight: 600;
        color: var(--black-252525);
        margin-bottom: 0.5rem;
    }

    .case-card-info p {
        font-size: 0.85rem;
        color: var(--black-666);
        margin: 0;
    }

    @media (max-width: 992px) {


        .cases-section .header-right {
            margin-top: 1.5rem;
        }
    }



    /* ====================
    16年专业生产经验
    ==================== */
    .experience-section {
        position: relative;
        min-height: 780px;
        padding: 4rem 0;
        background: linear-gradient(135deg, var(--black-252525) 0%, var(--black-252525) 100%);
        overflow: hidden;
    }

    .experience-section::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: url('../images/case1.jpg') center/cover;
        opacity: 0.1;
    }

    .experience-overlay {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        /* background: rgba(40, 160, 80, 0.9); */
        background: url('../images/youshibgsb.jpg') center/cover;
    }

    .experience-header {
        position: relative;
        z-index: 2;
        text-align: left;
        color: var(--white);
        margin-bottom: 3rem;
    }

    .experience-header h2 {
        font-size: 2.3rem;
        font-weight: 700;
        margin-bottom: 0.5rem;
    }

    .experience-subtitle {
        font-size: 1.2rem;
        color: rgba(255, 255, 255, 0.8);
        font-weight: 300;
    }

    .experience-content {
        position: relative;
        z-index: 2;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
        background-color: #fff;
        border-radius: var(--border-radius-lg);
        overflow: hidden;
    }

    .experience-left {
        padding: 2.5rem;
    }

    .production-section {
        display: flex;
        align-items: center;
        gap: 1rem;
        margin-bottom: 2rem;
    }

    .production-icon {
        width: 45px;
        height: 45px;
        background: var(--primary-gradient);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--white);
    }

    .production-section h3 {
        font-size: 1.5rem;
        font-weight: 600;
        color: var(--black-252525);
    }

    .production-english {
        font-size: 0.85rem;
        color: var(--black-252525);
        text-transform: uppercase;
        letter-spacing: 2px;
        margin-top: 0.3rem;
    }

    .production-content {
        margin-bottom: 2.5rem;
        font-size: 1rem;
    }
    .production-content h4{font-size: 1.2rem; font-weight: bold;}
    .production-item {
        margin-bottom: 1.5rem;

    }

    .production-item:last-child {
        margin-bottom: 0;
    }

    .production-item h4 {
        font-size: 1.1rem;
        font-weight: 600;
        margin-bottom: 0.6rem;
        color: var(--gray-800);
    }

    .production-item p {
        font-size: 0.9rem;
        line-height: 1.7;
        color: var(--gray-600);
    }

    .experience-nav {
        display: flex;
        align-items: center;
        gap: 1.5rem;
    }

    .nav-btn {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 0.2rem;
        padding: 0.6rem 1.5rem;
        border: none;
        border-radius: var(--border-radius);
        cursor: pointer;
        font-size: 0.85rem;
        font-weight: 500;
        transition: var(--transition);
    }

    .nav-prev {
        background: rgba(0, 0, 0, 0.08);
        color: var(--gray-600);
    }

    .nav-prev:hover {
        background: rgba(0, 0, 0, 0.12);
    }

    .nav-next {
        background: var(--primary-color);
        color: var(--white);
    }

    .nav-next:hover {
        background: var(--primary-dark);
    }

    .nav-page {
        font-size: 1.5rem;
        font-weight: 300;
        color: var(--gray-400);
    }

    .experience-right {
        position: relative;
        overflow: hidden;
    }

    .experience-right img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .experience-slider {
        position: relative;
        z-index: 2;
        height: 450px;
    }

    .experience-slide {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        opacity: 0;
        transition: opacity 0.5s ease;
    }

    .experience-slide.active {
        position: relative;
        opacity: 1;
    }

    .experience-stats {
        display: flex;
        justify-content: center;
        gap: 3rem;
        margin-bottom: 3rem;
    }

    .experience-stats .stat-item {
        text-align: center;
    }

    .experience-stats .stat-number {
        font-size: 2.5rem;
        font-weight: 700;
        display: block;
    }

    .experience-stats .stat-label {
        font-size: 0.95rem;
        color: rgba(255, 255, 255, 0.8);
    }

    .btn-large {
        padding: 1.2rem 3.5rem;
        font-size: 1.2rem;
    }

    /* ====================
    分页样式
    ==================== */
    .pagination-section {
        padding: 2rem 0;
        background: var(--gray-50);
    }

    .pagination-wrapper {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 1rem;
    }

    .pagination-btn {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0.6rem 1.2rem;
        border: 1px solid var(--border-color);
        background: var(--white);
        color: var(--text-primary);
        font-size: 0.9rem;
        cursor: pointer;
        transition: all 0.3s ease;
        border-radius: 4px;
    }

    .pagination-btn:hover:not(:disabled) {
        background: var(--primary-color);
        color: var(--white);
        border-color: var(--primary-color);
    }

    .pagination-btn:disabled {
        opacity: 0.5;
        cursor: not-allowed;
    }

    .pagination-info {
        display: flex;
        align-items: center;
        gap: 0.3rem;
        font-size: 1rem;
    }

    .current-page {
        font-weight: 700;
        color: var(--primary-color);
    }

    .page-separator {
        color: var(--text-muted);
    }

    .total-pages {
        color: var(--text-muted);
    }

    /* ====================
    服务模块样式
    ==================== */
    .service-module {
        padding: 4rem 0;
        background:#eee;
    }

    .service-title {
        font-size: 1.8rem;
        font-weight: 700;
        color: var(--black-252525);
        text-align: center;
        margin-bottom: 0.6rem;
    }

    .service-subtitle {
        font-size: 16px;
        color: var(--black-252525);
        text-align: center;
        margin-bottom: 2.5rem;
        font-weight: 500;
    }

    .service-grid {
        display: grid;
        grid-template-columns: repeat(6, 1fr);
        gap: 1.5rem;
        max-width: 1000px;
        margin: 0 auto;
    }

    .service-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 0.8rem;
        padding: 1.5rem 1rem;
        background: var(--white);
        border-radius: 8px;
        transition: var(--transition);
    }

    .service-item:hover {
        transform: translateY(-5px);
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    }

    .service-icon {
        width: 50px;
        height: 50px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: var(--primary-color);
        border-radius: 50%;
        color: var(--white);
        font-size: 1.2rem;
    }

    .service-text {
        font-size: 0.85rem;
        color: var(--black-252525);
        font-weight: 500;
    }

    @media (max-width: 992px) {
        .service-grid {
            grid-template-columns: repeat(3, 1fr);
        }
    }

    @media (max-width: 576px) {
        .service-grid {
            grid-template-columns: repeat(2, 1fr);
        }
    }

    /* ====================
    底部导航
    ==================== */
    .footer-section {
        background: var(--gray-900);
        color: var(--white);
        padding: 4rem 0;
    }

    .footer-content {
        display: grid;
        grid-template-columns: 1fr 2fr 1fr;
        gap: 3rem;
    }

    .footer-left .footer-logo {
        display: flex;
        flex-direction: column;
        margin-bottom: 1rem;
    }

    .footer-left .logo-text {
        font-size: 1.5rem;
        font-weight: 700;
        color: var(--white);
    }

    .footer-left .logo-slogan {
        font-size: 0.8rem;
        color: rgba(255, 255, 255, 0.6);
    }

    .footer-copyright,
    .footer-icp {
        color: rgba(255, 255, 255, 0.5);
        font-size: 0.85rem;
        margin-bottom: 0.3rem;
    }

    .footer-center {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }

    .footer-links h4,
    .footer-contact h4 {
        font-size: 1rem;
        font-weight: 600;
        margin-bottom: 1rem;
        color: var(--white);
    }

    .footer-links ul {
        list-style: none;
        padding: 0;
    }

    .footer-links li {
        margin-bottom: 0.6rem;
    }

    .footer-links a {
        color: rgba(255, 255, 255, 0.6);
        text-decoration: none;
        font-size: 0.9rem;
        transition: var(--transition);
    }

    .footer-links a:hover {
        color: var(--white);
        padding-left: 5px;
    }

    .footer-contact p {
        color: rgba(255, 255, 255, 0.6);
        font-size: 0.9rem;
        margin-bottom: 0.5rem;
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }

    .footer-contact i {
        color: var(--secondary-color);
    }

    .footer-right h4 {
        font-size: 1rem;
        font-weight: 600;
        margin-bottom: 1rem;
        color: var(--white);
    }

    .qrcode-grid {
        display: flex;
        gap: 1.5rem;
    }

    .qrcode-item {
        text-align: center;
        position: relative;
    }

    .qrcode-item img {
        width: 80px;
        height: 80px;
        border-radius: 8px;
        border: 2px solid rgba(255, 255, 255, 0.2);
        transition: all 0.3s ease;
    }

    .qrcode-item span {
        display: block;
        font-size: 0.75rem;
        color: rgba(255, 255, 255, 0.6);
        margin-top: 0.5rem;
    }

    .qrcode-item-enlarge {
        position: absolute;
        bottom: 100%;
        left: 50%;
        transform: translateX(-50%) translateY(5px);
        width: 180px;
        height: 180px;
        border-radius: 8px;
        border: 2px solid rgba(255, 255, 255, 0.3);
        background: #fff;
        padding: 4px;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 200;
        box-shadow: 0 4px 20px rgba(0,0,0,0.3);
        pointer-events: none;
    }

    .qrcode-item-enlarge img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        border-radius: 4px;
    }

    .qrcode-item:hover .qrcode-item-enlarge {
        opacity: 1;
        visibility: visible;
        transform: translateX(-50%) translateY(-5px);
    }

    /* ====================
    回到顶部按钮
    ==================== */
    .back-to-top {
        position: fixed;
        bottom: 160px;
        right: 30px;
        width: 50px;
        height: 50px;
        background: var(--primary-color);
        color: var(--white);
        border: none;
        border-radius: 50%;
        font-size: 1.5rem;
        cursor: pointer;
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        z-index: 1000;
        box-shadow: var(--shadow-md);
    }

    .back-to-top.show {
        opacity: 1;
        visibility: visible;
    }

    .back-to-top:hover {
        background: var(--primary-dark);
        transform: translateY(-5px);
    }

    .float-toolbar {
        position: fixed;
        right: 30px;
        bottom: 230px;
        z-index: 1000;
        display: flex;
        flex-direction: column;
        gap: 12px;
    }

    .float-tool-item {
        position: relative;
        width: 50px;
        height: 50px;
    }

    .float-tool-icon {
        width: 50px;
        height: 50px;
        background: var(--primary-color);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 22px;
        cursor: pointer;
        box-shadow: 0 2px 12px rgba(0,0,0,0.15);
        transition: all 0.3s ease;
        position: relative;
        z-index: 2;
    }

    .float-tool-item:hover .float-tool-icon {
        background: var(--primary-dark);
        transform: scale(1.05);
    }

    .float-tool-panel {
        position: absolute;
        right: 60px;
        top: 50%;
        transform: translateY(-50%) translateX(15px);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        white-space: nowrap;
        z-index: 1;
    }

    .float-tool-item:hover .float-tool-panel {
        opacity: 1;
        visibility: visible;
        transform: translateY(-50%) translateX(0);
    }

    .float-tool-phone {
        background: #fff;
        border-radius: 25px;
        padding: 0 20px;
        height: 50px;
        display: flex;
        align-items: center;
        box-shadow: 0 2px 15px rgba(0,0,0,0.15);
    }

    .float-tool-phone a {
        color: var(--primary-color);
        font-size: 16px;
        font-weight: 600;
        text-decoration: none;
    }

    .float-tool-wechat {
        background: #fff;
        border-radius: 12px;
        padding: 12px;
        box-shadow: 0 2px 15px rgba(0,0,0,0.15);
        text-align: center;
    }

    .float-tool-wechat img {
        width: 130px;
        height: 130px;
        max-width: none;
        border-radius: 8px;
        display: block;
    }

    .float-tool-wechat span {
        display: block;
        font-size: 13px;
        color: #666;
        margin-top: 8px;
    }

    .mobile-add-wechat {
        display: none;
    }

    .wechat-modal {
        display: none;
    }

    @media (max-width: 768px) {
        .mobile-add-wechat {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            position: fixed;
            bottom: 60px;
            left: 50%;
            transform: translateX(-50%);
            background: #07c160;
            color: #fff;
            padding: 10px 28px;
            border-radius: 30px;
            font-size: 15px;
            z-index: 999;
            box-shadow: 0 2px 15px rgba(7,193,96,0.4);
            cursor: pointer;
        }

        .mobile-add-wechat i {
            font-size: 20px;
        }

        .float-toolbar {
            display: none;
        }
    }

    .wechat-modal.show {
        display: flex;
        align-items: center;
        justify-content: center;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 10000;
    }

    .wechat-modal-overlay {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0,0,0,0.6);
    }

    .wechat-modal-content {
        position: relative;
        background: #fff;
        border-radius: 16px;
        padding: 30px 25px 25px;
        width: 280px;
        text-align: center;
        z-index: 1;
    }

    .wechat-modal-close {
        position: absolute;
        top: 12px;
        right: 12px;
        width: 30px;
        height: 30px;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        color: #999;
        font-size: 16px;
    }

    .wechat-modal-content h3 {
        font-size: 18px;
        color: #333;
        margin: 0 0 20px;
    }

    .wechat-modal-qrcode img {
        width: 180px;
        height: 180px;
        max-width: none;
        border-radius: 8px;
    }

    .wechat-modal-tip {
        font-size: 13px;
        color: #999;
        margin: 15px 0 20px;
    }

    .wechat-copy-btn {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: #07c160;
        color: #fff;
        border: none;
        padding: 10px 24px;
        border-radius: 25px;
        font-size: 15px;
        cursor: pointer;
    }

    .wechat-copy-btn:active {
        opacity: 0.85;
    }

    /* ====================
    合作客户
    ==================== */
    .clients-section {
        padding: 5rem 0;
        background: #eee;
    }

    .clients-section .section-header {
        margin-bottom: 3rem;
    }

    .clients-grid {
        display: grid;
        grid-template-columns: repeat(6, 1fr);
        gap: 1.5rem;
    }

    .client-item {
        background: var(--white);
        border-radius: var(--border-radius);
        padding: 1.5rem;
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: var(--shadow-sm);
        transition: var(--transition);
    }

    .client-item:hover {
        transform: translateY(-3px);
        box-shadow: var(--shadow-md);
    }

    .client-item img {
        max-width: 100%;
        max-height: 50px;
        object-fit: contain;
    }
    .clients-section .btn-primary{background: var(--primary-color);}

    /* ====================
    新闻资讯 - 聚焦拓流
    ==================== */
    .news-section {
        padding: 5rem 0;
        background: var(--white);
    }

    .news-section-header {
        text-align: center;
        margin-bottom: 3rem;
    }

    .news-main-title {
        font-size: 2rem;
        font-weight: 700;
        color: var(--black-252525);
        margin-bottom: 0.5rem;
    }

    .news-main-title span {
        color: var(--primary-color);
    }

    .news-section-subtitle {
        font-size: 1rem;
        color: var(--black-666);
    }

    /* 三列布局 */
    .news-layout {
        display: grid;
        grid-template-columns: 160px 1fr 40%;
        gap: 2rem;
        align-items: start;
    }

    /* 左侧分类导航 */
    .news-category-nav {
        display: flex;
        flex-direction: column;
        gap: 0;
    }

    .news-cat-item {
        padding: 2rem 1.2rem;
        text-align: center;
        cursor: pointer;
        transition: var(--transition);
        background: var(--gray-100);
        border: 1px solid var(--gray-200);
        position: relative;
    }

    .news-cat-item:first-child {
        border-radius: var(--border-radius) var(--border-radius) 0 0;
    }

    .news-cat-item:last-child {
        border-radius: 0 0 var(--border-radius) var(--border-radius);
        border-top: none;
    }

    .news-cat-item.active {
        background: var(--primary-color);
        border-color: var(--primary-color);
    }

    .news-cat-item:hover {
        background: var(--primary-color);
        border-color: var(--primary-color);
    }

    .news-cat-item .cat-icon {
        margin-bottom: 0.8rem;
    }

    .news-cat-item .cat-icon i {
        font-size: 2rem;
        color: var(--primary-color);
    }

    .news-cat-item.active .cat-icon i,
    .news-cat-item:hover .cat-icon i {
        color: var(--white);
    }

    .news-cat-item .cat-title-cn {
        font-size: 1.1rem;
        font-weight: 700;
        color: var(--gray-800);
        margin-bottom: 0.2rem;
    }

    .news-cat-item.active .cat-title-cn,
    .news-cat-item:hover .cat-title-cn {
        color: var(--white);
    }

    .news-cat-item .cat-title-en {
        font-size: 0.75rem;
        color: var(--gray-500);
        letter-spacing: 2px;
        margin-bottom: 0.8rem;
    }

    .news-cat-item.active .cat-title-en,
    .news-cat-item:hover .cat-title-en {
        color: rgba(255, 255, 255, 0.8);
    }

    .news-cat-item .cat-more {
        display: inline-block;
        padding: 0.3rem 0.8rem;
        border: 1px solid var(--gray-400);
        border-radius: 3px;
        font-size: 0.75rem;
        color: var(--gray-600);
        transition: var(--transition);
    }

    .news-cat-item.active .cat-more,
    .news-cat-item:hover .cat-more {
        border-color: var(--white);
        color: var(--white);
    }

    /* 中间资讯内容 */
    .news-main-content {
        position: relative;
    }

    .news-pane {
        display: none;
    }

    .news-pane.active {
        display: block;
    }

    .news-featured {
        display: flex;
        gap: 1.5rem;
        margin-bottom: 1.5rem;
        padding-bottom: 1.5rem;
        border-bottom: 1px solid #ccc;
    }

    .news-featured-img {
        flex: 0 0 280px;
        height: 180px;
        border-radius: var(--border-radius);
        overflow: hidden;
    }

    .news-featured-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.3s ease;
    }

    .news-featured:hover .news-featured-img img {
        transform: scale(1.05);
    }

    .news-featured-info {
        flex: 1;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .news-featured-date {
        font-size: 1.2rem;
        font-weight: 700;
        color: var(--primary-color);
        margin-bottom: 0.5rem;
    }

    .news-featured-info h3 {
        font-size: 1.1rem;
        font-weight: 600;
        color: var(--black-252525);
        margin-bottom: 0.5rem;
        line-height: 1.4;
    }
    .news-desc{font-size: 14px; color: var(--black-666);}
    .news-featured-info p {
        font-size: 0.85rem;
        /* color: var(--gray-600); */
        line-height: 1.6;
    }

    .news-list-vertical {
        display: flex;
        flex-direction: column;
    }

    .news-list-row {
        display: flex;
        align-items: center;
        gap: 0.8rem;
        padding: 0.7rem 0;
        border-bottom: 1px solid var(--gray-100);
        cursor: pointer;
        transition: var(--transition);
    }

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

    .news-list-row:hover {
        padding-left: 0.5rem;
    }

    .news-list-dot {
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: var(--primary-color);
        flex-shrink: 0;
    }

    .news-list-title {
        flex: 1;
        font-size: 0.9rem;
        color: var(--black-252525);
        line-height: 1.4;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .news-list-row:hover .news-list-title {
        color: var(--primary-color);
    }

    .news-list-date {
        font-size: 0.8rem;
        color: var(--black-666);
        white-space: nowrap;
    }

    /* 右侧常见问题 */
    .news-faq {
        background: var(--white);
        border: 1px solid var(--gray-200);
        border-radius: var(--border-radius);
        padding: 1.5rem;
    }

    .faq-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 1.2rem;
        padding-bottom: 0.8rem;
        border-bottom: 1px solid var(--gray-200);
    }

    .faq-title {
        font-size: 1.1rem;
        font-weight: 700;
        color: var(--black-252525);
        margin: 0;
    }

    .faq-title-en {
        font-size: 0.85rem;
        font-weight: 400;
        color: var(--black-666);
    }

    .faq-more {
        display: inline-flex;
        align-items: center;
        gap: 0.3rem;
        padding: 0.3rem 0.8rem;
        background: var(--primary-color);
        color: var(--white);
        border-radius: 3px;
        font-size: 0.75rem;
        text-decoration: none;
        transition: var(--transition);
    }

    .faq-more:hover {
        background: var(--primary-dark);
        color: var(--white);
    }

    .faq-list {
        position: relative;
        overflow: hidden;
        height: 320px;
    }

    .faq-scroll {
        overflow: hidden;
        height: 100%;
    }

    .faq-track-wrap {
        display: flex;
        flex-direction: column;
        animation: faq-scroll-up 16s linear infinite;
    }

    .faq-track {
        display: flex;
        flex-direction: column;
    }

    .faq-item {
        display: flex;
        gap: 0.8rem;
        padding: 1rem 0;
        border-bottom: 1px solid #ccc;
        cursor: pointer;
        transition: var(--transition);
        background: var(--white);
    }

    .faq-item:last-child {
        /* border-bottom: none; */
    }

    @keyframes faq-scroll-up {
        0% {
            transform: translateY(0);
        }

        100% {
            transform: translateY(-50%);
        }
    }

    .faq-list.paused .faq-track-wrap {
        animation-play-state: paused;
    }

    .faq-item:last-child {
        /* border-bottom: none; */
    }

    .faq-item:hover {
        padding-left: 0.3rem;
    }

    .faq-qa {
        display: flex;
        flex-direction: column;
        gap: 0.2rem;
        flex-shrink: 0;
    }

    .faq-q,
    .faq-a {
        width: 22px;
        height: 22px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.7rem;
        font-weight: 700;
        border-radius: 3px;
        color: var(--white);
    }

    .faq-q {
        background: var(--gray-800);
    }

    .faq-a {
        background: var(--secondary-color);
    }

    .faq-text {
        flex: 1;
        min-width: 0;
    }

    .faq-question {
        font-size: 0.85rem;
        font-weight: 600;
        color: var(--black-252525);
        margin-bottom: 0.3rem;
        line-height: 1.4;
    }

    .faq-item:hover .faq-question {
        color: var(--primary-color);
    }

    .faq-answer {
        font-size: 0.8rem;
        color: var(--black-666);
        line-height: 1.4;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
.navbar-toggler{
    display: none;
}
    /* ====================
    响应式设计
    ==================== */
    @media (max-width: 992px) {
        .top-bar-content {
            /* flex-direction: column; */
            gap: 1rem;
            text-align: center;
        }

        .top-right {
            flex-direction: column;
            gap: 1rem;
        }

        .hero-section {
            height: calc(100vh - 180px);
            min-height: 450px;
            max-height: 550px;
        }

        .carousel-caption h1 {
            font-size: 2rem;
        }

        .carousel-caption p {
            font-size: 1rem;
        }

        .about-content {
            padding-right: 0;
            margin-bottom: 2rem;
        }

        .about-image img {
            height: 280px;
        }

        .section-header {
            flex-direction: column;
            gap: 1rem;
            text-align: center;
        }

        .product-tabs {
            flex-wrap: wrap;
            justify-content: center;
        }



        .experience-section {
            height: auto;
            padding: 3rem 0;
        }


        .experience-stats {
            flex-wrap: wrap;
            gap: 1.5rem;
        }

        .footer-content {
            /* grid-template-columns: 1fr; */
            gap: 2rem;
            text-align: center;
        }

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

        .qrcode-grid {
            justify-content: center;
        }

        .scroll-prev,
        .scroll-next {
            display: none;
        }
    }

    @media (max-width: 768px) {
        .hero-section {
            height: 500px;
        }

        .carousel-caption h1 {
            font-size: 1.5rem;
        }

        .carousel-caption p {
            font-size: 0.9rem;
        }

        .hero-buttons {
            flex-direction: column;
            gap: 1rem;
        }

        .btn-primary,
        .btn-outline-light {
            padding: 0.8rem 2rem;
            font-size: 1rem;
        }

        .trust-cards {
            gap: 1rem;
        }



        .case-main-image {
            height: 280px;
        }

        .experience-content h2 {
            font-size: 1.8rem;
        }

        .experience-stats .stat-number {
            font-size: 1.8rem;
        }
    }

    @media (max-width: 576px) {
        .logo-text {
            font-size: 1.2rem;
        }

        .hotline-text {
            font-size: 0.9rem;
        }

        .carousel-caption {
            padding: 1rem;
        }

        .carousel-caption h1 {
            font-size: 1.3rem;
        }



        .banner-content h2 {
            font-size: 1.8rem;
        }
    }

    /* ====================
    产品中心页面样式
    ==================== */

    .product-banner {
        position: relative;
        /* height: 300px; */
        overflow: hidden;
    }

    .product-banner .banner-bg {
        position: relative;

        width: 100%;
        height: 100%;
    }

    .product-banner .banner-bg img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .product-banner .banner-content {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        display: flex;
        align-items: center;
    }

    .product-banner .banner-content h1 {
        font-size: 3rem;
        font-weight: 700;
        color: var(--white);
        margin: 0;
        padding-left: 20px;
    }

    .breadcrumb-section {
        padding: 1rem 0;
        background: #eee;
        border-bottom: 1px solid #ccc;
    }

    .breadcrumb-section .breadcrumb {
        margin: 0;
        padding: 0;
        background: transparent;
    }

    .breadcrumb-section .breadcrumb-item a {
        color: var(--black-333);
        text-decoration: none;
    }

    .breadcrumb-section .breadcrumb-item a:hover {
        color: var(--black-252525);
    }

    .breadcrumb-section .breadcrumb-item.active {
        color: var(--black-666);
        font-weight: 600;
    }

    .breadcrumb-section .breadcrumb-item+.breadcrumb-item::before {
        color: var(--black-ccc);
    }

    .product-categories {
        padding: 2rem 0;
        background: var(--white);
    }

    .category-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 12px;
        padding: 0 4%;
    }

    .category-item {
        padding: 12px 16px;
        text-align: center;
        background: #eee;
        border: 1px solid #eee;
        border-radius: 6px;
        cursor: pointer;
        font-size: 16px;
        /* font-weight: 600; */
        color: var(--black-252525);
        transition: var(--transition);
    }

    .category-item:hover {
        border-color: var(--black-252525);
        color: var(--white);
        background: var(--black-252525);
    }

    .category-item.active {
        background: var(--black-252525);
        border-color: var(--white);
        color: var(--white);
    }

    .product-list-section {
        padding: 2rem 0;
        padding-top: 1rem;
        background: var(--white);
    }

    .product-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }

    .product-item {
        background: var(--white);
        border-radius: var(--border-radius);
        overflow: hidden;
        /* box-shadow: var(--shadow-sm); */
        transition: var(--transition);
        position: relative;
    }

    .product-item:hover {
        box-shadow: var(--shadow-lg);
        transform: translateY(-4px);
    }

    .product-item .product-img {
        width: 100%;
        height: 248px;
        overflow: hidden;
        /* background: var(--gray-100); */
    }

    .product-item .product-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        /* padding: 10px; */
    }

    .product-item h3 {
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 40px;
        width: 100%;
        z-index: 1;
        padding: 12px 16px;
        font-size: 14px;
        font-weight: 600;
        color: var(--black-252525);
        margin: 0;
        text-align: center;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    @media (max-width: 992px) {

        .product-banner .banner-content h1 {
            font-size: 2.2rem;
        }
    }

    @media (max-width: 768px) {


        .product-banner .banner-content h1 {
            font-size: 1.8rem;
        }

        .product-banner {
            height: 220px;
        }
    }

    @media (max-width: 576px) {


        .product-banner .banner-content h1 {
            font-size: 1.4rem;
        }

        .product-banner {
            height: 180px;
        }

    }

    /* ====================
    生产规模模块样式
    ==================== */

    .production-scale {
        padding: 4rem 0;
        background: var(--white);
    }

    .production-title {
        font-size: 2rem;
        font-weight: 700;
        color: var(--black-252525);
        text-align: center;
        margin-bottom: 0.8rem;
    }

    .production-subtitle {
        font-size: 16px;
        color: var(--black-252525);
        text-align: center;
        margin-bottom: 2rem;
        font-weight: 500;
    }

    .production-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
        max-width: 1100px;
        margin: 0 auto;
        padding: 0 20px;
    }

    .production-item {
        overflow: hidden;
    }

    .production-item img {
        width: 100%;
        height: 220px;
        object-fit: cover;
    }

    /* ====================
    品牌案例页面样式
    ==================== */

    .case-categories {
        padding: 2rem 0;
        background: var(--white);
    }

    .case-list-section {
        padding: 3rem 0;
        background: var(--gray-50);
    }

    .case-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 25px;
    }

    .case-item {
        background: var(--white);
        border-radius: var(--border-radius);
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        transition: var(--transition);
    }

    .case-item:hover {
        box-shadow: var(--shadow-lg);
    }

    .case-item .case-img {
        width: 100%;
        height: 260px;
        overflow: hidden;
        background: var(--gray-100);
    }

    .case-item .case-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .case-item h3 {
        padding: 15px;
        font-size: 1rem;
        /* font-weight: 600; */
        color: var(--black-252525);
        margin: 0;
        border-bottom: 1px solid var(--gray-100);
    }

    .case-meta {
        padding: 12px 16px;
        background: var(--gray-50);
    }

    .case-meta p {
        font-size: 0.85rem;
        color: var(--gray-600);
        margin: 0;
        line-height: 1.6;
    }

    .case-summary {
        padding: 12px 16px;
        font-size: 0.9rem;
        color: var(--gray-600);
        line-height: 1.7;
        margin: 0;
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .case-btn {
        display: inline-block;
        margin: 12px 16px 16px;
        padding: 8px 20px;
        background: #f59e0b;
        color: var(--white);
        text-decoration: none;
        font-size: 0.9rem;
        font-weight: 500;
        border-radius: 4px;
        transition: var(--transition);
    }

    .case-btn:hover {
        background: #d97706;
        color: var(--white);
        text-decoration: none;
    }

    @media (max-width: 768px) {


        .case-item .case-img {
            height: 220px;
        }
    }

    @media (max-width: 576px) {
        .case-item .case-img {
            height: 180px;
        }

        .case-item h3 {
            font-size: 1rem;
        }
    }

    /* ====================
    询价表单样式
    ==================== */

    .inquiry-section {
        padding: 3rem 0;
        background: #f8f8f8;
    }

    .inquiry-header {
        text-align: center;
        margin-bottom: 2rem;
    }

    .inquiry-header h2 {
        font-size: 1.8rem;
        font-weight: 700;
        color: var(--black-252525);
        margin-bottom: 0.5rem;
    }

    .inquiry-header p {
        font-size: 1rem;
        color: var(--black-999);
        margin-bottom: 0.3rem;
    }

    .inquiry-privacy {
        color: #f59e0b !important;
        font-weight: 500;
    }

    .inquiry-form {
        max-width: 100%;
        margin: 0 auto;
        padding: 2rem;
        background: var(--white);
        border-radius: var(--border-radius);
    }

    .form-row {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .form-group {
        margin-bottom: 1rem;
    }

    .form-group.full-width {
        grid-column: span 2;
    }

    .form-group label {
        display: block;
        font-size: 0.9rem;
        font-weight: 600;
        color: var(--black-252525);
        margin-bottom: 0.5rem;
    }

    .form-group label sup {
        color: #dc3545;
    }

    .form-group input,
    .form-group textarea {
        width: 100%;
        padding: 0.75rem;
        border: 1px solid #ddd;
        border-radius: 4px;
        font-size: 1rem;
        transition: var(--transition);
    }

    .form-group input:focus,
    .form-group textarea:focus {
        outline: none;
        border-color: var(--primary-color);
    }

    .form-group textarea {
        height: 120px;
        resize: vertical;
    }

    .inquiry-btn {
        display: inline-block;
        padding: 0.875rem 2.5rem;
        background: #f59e0b;
        color: var(--white);
        border: none;
        border-radius: 4px;
        font-size: 1rem;
        font-weight: 600;
        cursor: pointer;
        transition: var(--transition);
    }

    .inquiry-btn:hover {
        background: #d97706;
    }

    @media (max-width: 768px) {

        .production-item img {
            height: 150px;
        }

        .form-row {
            grid-template-columns: 1fr;
        }

        .form-group.full-width {
            grid-column: span 1;
        }

        .inquiry-header h2 {
            font-size: 1.5rem;
        }
    }

    @media (max-width: 576px) {


        .production-item img {
            height: 180px;
        }
    }

    /* ====================
    案例详情页样式
    ==================== */

    .case-detail-section {
        padding: 4rem 0;
        background: var(--white);
    }

    .case-detail-content {
        background: var(--white);
        padding: 2rem;
        border-radius: var(--border-radius-lg);
        box-shadow: var(--shadow-sm);
    }

    .case-detail-title {
        font-size: 2rem;
        font-weight: 700;
        color: var(--black-252525);
        margin-bottom: 1rem;
        text-align: center;
    }

    .case-detail-subtitle {
        font-size: 1rem;
        color: var(--black-252525);
        text-align: center;
        margin-bottom: 1.5rem;
    }

    .case-detail-meta {
        background: #f8f9fa;
        padding: 0.8rem 1.2rem;
        border-radius: 4px;
        margin-bottom: 1rem;
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }

    .publish-time {
        font-size: 0.9rem;
        color: var(--black-999);
    }

    .case-detail-buttons {
        display: flex;
        gap: 1rem;
        margin-bottom: 2rem;
    }

    .contact-btn {
        padding: 0.8rem 2rem;
        background: var(--primary-color);
        color: var(--white);
        border: none;
        border-radius: 4px;
        font-size: 0.95rem;
        font-weight: 500;
        cursor: pointer;
        transition: var(--transition);
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }

    .contact-btn:hover {
        background: var(--primary-dark);
    }

    .inquiry-btn {
        padding: 0.8rem 2rem;
        background: #333;
        color: var(--white);
        border: none;
        border-radius: 4px;
        font-size: 0.95rem;
        font-weight: 500;
        cursor: pointer;
        transition: var(--transition);
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }

    .inquiry-btn:hover {
        background: #444;
    }

    .case-detail-body {
        line-height: 1.8;
    }

    .case-detail-body p {
        font-size: 1rem;
        color: var(--gray-700);
        margin-bottom: 1.5rem;
        text-indent: 2em;
    }

    .case-detail-image {
        max-width: 100%;
        height: auto;
        border-radius: var(--border-radius);
        margin: 1.5rem 0;
        display: block;
    }

    .hot-products-sidebar {
        background: var(--white);
        border-radius: var(--border-radius-lg);
        box-shadow: var(--shadow-sm);
        overflow: hidden;
    }

    .sidebar-title {
        background: var(--primary-color);
        color: var(--white);
        padding: 1rem 1.5rem;
        margin: 0;
        font-size: 1.1rem;
        font-weight: 600;
    }

    .hot-product-list {
        padding: 1rem;
    }

    .hot-product-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        padding: 1rem;
        border-bottom: 1px solid var(--gray-200);
        transition: var(--transition);
        cursor: pointer;
    }

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

    .hot-product-item:hover {
        background: #f8f9fa;
    }

    .hot-product-item img {
        width: 120px;
        height: 120px;
        object-fit: contain;
        margin-bottom: 0.8rem;
    }

    .hot-product-item p {
        font-size: 0.85rem;
        color: var(--gray-700);
        text-align: center;
        margin: 0;
        line-height: 1.4;
    }

    @media (max-width: 992px) {
        .case-detail-title {
            font-size: 1.6rem;
        }
    }

    @media (max-width: 768px) {
        .case-detail-section {
            padding: 2rem 0;
        }

        .case-detail-title {
            font-size: 1.4rem;
        }

        .case-detail-content {
            padding: 1.5rem;
        }

        .case-detail-buttons {
            flex-direction: column;
        }

        .contact-btn,
        .inquiry-btn {
            width: 100%;
            justify-content: center;
        }
    }

    /* ====================
    关于我们页面样式
    ==================== */

    .about-banner {
        position: relative;
        height: 400px;
        overflow: hidden;
    }

    .about-banner .banner-bg {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }

    .about-banner .banner-bg img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .about-banner .banner-content {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: 2rem;
    }

    .about-banner .banner-content h1 {
        font-size: 2.5rem;
        font-weight: 700;
        color: var(--white);
        margin-bottom: 2rem;
    }

    .stats-row {
        display: flex;
        gap: 3rem;
        justify-content: center;
        flex-wrap: wrap;
    }

    .stat-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        background: rgba(0, 0, 0, 0.6);
        padding: 1rem 1.5rem;
        border-radius: 8px;
    }

    .stat-number {
        font-size: 2rem;
        font-weight: 700;
        color: #f97316;
    }

    .stat-label {
        font-size: 0.9rem;
        color: var(--white);
        margin-top: 0.3rem;
    }

    .about-content-section {
        padding: 4rem 0;
        background: var(--white);
    }

    .about-content-section .section-title {
        font-size: 1.8rem;
        font-weight: 700;
        color: var(--black-252525);
        text-align: center;
        margin-bottom: 2rem;
    }

    .about-content {
        line-height: 1.8;
    }

    .about-content p {
        font-size: 1rem;
        color: var(--gray-700);
        margin-bottom: 1.5rem;
        text-indent: 2em;
    }

    @media (max-width: 768px) {
        .about-banner {
            height: 300px;
        }

        .about-banner .banner-content h1 {
            font-size: 1.8rem;
        }

        .stats-row {
            gap: 1.5rem;
        }

        .stat-item {
            padding: 0.8rem 1rem;
        }

        .stat-number {
            font-size: 1.5rem;
        }
    }

    @media (max-width: 576px) {
        .about-banner {
            height: 250px;
        }

        .about-banner .banner-content h1 {
            font-size: 1.4rem;
        }

        .stats-row {
            gap: 1rem;
        }

        .stat-item {
            padding: 0.6rem 0.8rem;
        }

        .stat-number {
            font-size: 1.2rem;
        }

        .stat-label {
            font-size: 0.75rem;
        }
    }

    /* ====================
    联系我们页面样式
    ==================== */

    .contact-info-section {
        padding: 4rem 0;
        background: var(--white);
    }

    .contact-header {
        text-align: center;
        margin-bottom: 3rem;
    }

    .contact-header .company-name {
        font-size: 1.8rem;
        font-weight: 700;
        color: var(--gray-900);
        margin-bottom: 1rem;
    }

    .contact-header .company-desc {
        font-size: 1rem;
        color: var(--gray-600);
        line-height: 1.6;
        max-width: 800px;
        margin: 0 auto;
    }

    .contact-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 2rem;
    }

    .contact-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 2rem;
        background: #f8f9fa;
        border-radius: 8px;
    }

    .contact-icon {
        width: 60px;
        height: 60px;
        background: linear-gradient(135deg, #f97316, #ea580c);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 1rem;
    }

    .contact-icon i {
        font-size: 1.5rem;
        color: var(--white);
    }

    .contact-label {
        font-size: 0.9rem;
        color: var(--gray-500);
        margin-bottom: 0.5rem;
    }

    .contact-value {
        font-size: 1rem;
        color: var(--gray-800);
        font-weight: 500;
    }

    .contact-btn {
        background: linear-gradient(135deg, #10b981, #059669);
        color: var(--white);
        border: none;
        padding: 0.75rem 1.5rem;
        border-radius: 4px;
        font-size: 0.9rem;
        font-weight: 500;
        cursor: pointer;
        transition: all 0.3s ease;
    }

    .contact-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
    }

    @media (max-width: 768px) {
        .contact-info-section {
            padding: 2rem 0;
        }

        .contact-header .company-name {
            font-size: 1.4rem;
        }

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

        .contact-item {
            padding: 1.5rem 1rem;
        }

        .contact-icon {
            width: 50px;
            height: 50px;
        }

        .contact-icon i {
            font-size: 1.2rem;
        }
    }

    @media (max-width: 576px) {
        .contact-grid {
            grid-template-columns: 1fr;
        }

        .contact-header .company-name {
            font-size: 1.2rem;
        }

        .contact-header .company-desc {
            font-size: 0.9rem;
        }
    }

    /* ====================
    新闻资讯页面样式
    ==================== */

    .news-categories {
        padding: 1.5rem 0;
        background: #f8f9fa;
    }

    .news-category-grid {
        display: flex;
        flex-wrap: wrap;
        gap: 1rem;
    }

    .news-category-item {
        padding: 0.75rem 1.5rem;
        background: var(--white);
        border: 1px solid #e9ecef;
        border-radius: 4px;
        cursor: pointer;
        font-size: 0.95rem;
        color: var(--gray-700);
        transition: all 0.3s ease;
    }

    .news-category-item:hover {
        border-color: var(--primary-color);
        color: var(--primary-color);
    }

    .news-category-item.active {
        background: var(--primary-color);
        border-color: var(--primary-color);
        color: var(--white);
    }

    .news-list-section {
        padding: 3rem 0;
        background: var(--white);
    }

    .news-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
        margin-bottom: 3rem;
    }

    .news-item {
        display: block;
        padding: 1.5rem;
        background: #f8f9fa;
        border-radius: 8px;
        border-bottom: 2px solid transparent;
        transition: all 0.3s ease;
        cursor: pointer;
        text-decoration: none;
        color: inherit;
    }

    .news-item:hover {
        border-bottom-color: var(--primary-color);
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    }

    .news-date {
        font-size: 0.85rem;
        color: var(--gray-600);
        margin-bottom: 0.75rem;
        font-weight: 500;
    }

    .news-title {
        font-size: 1.1rem;
        font-weight: 600;
        color: var(--black-252525);
        margin-bottom: 0.75rem;
        line-height: 1.4;
    }

    .news-summary {
        font-size: 0.9rem;
        color: var(--black-666);
        line-height: 1.6;
        margin-bottom: 1rem;
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .news-read-more {
        font-size: 0.85rem;
        color: var(--black-666);
        font-weight: 500;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    .news-read-more:hover {
        color: var(--gray-500);
    }

    .pagination-section {
        display: flex;
        justify-content: center;
    }

    .pagination {
        display: flex;
        align-items: center;
        gap: 1rem;
    }

    .pagination-btn {
        width: 36px;
        height: 36px;
        border: 1px solid #dee2e6;
        border-radius: 4px;
        background: var(--white);
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        transition: all 0.3s ease;
    }

    .pagination-btn:hover:not(:disabled) {
        border-color: var(--primary);
        color: var(--primary);
    }

    .pagination-btn:disabled {
        opacity: 0.5;
        cursor: not-allowed;
    }

    .pagination-current {
        font-size: 1.1rem;
        font-weight: 700;
        color: var(--gray-900);
    }

    .pagination-separator {
        color: var(--gray-400);
    }

    .pagination-total {
        font-size: 0.95rem;
        color: var(--gray-500);
    }

    @media (max-width: 768px) {
        .news-grid {
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }

        .news-title {
            font-size: 1rem;
        }

        .news-category-item {
            padding: 0.6rem 1rem;
            font-size: 0.85rem;
        }
    }

    @media (max-width: 576px) {
        .news-list-section {
            padding: 2rem 0;
        }

        .news-item {
            padding: 1rem;
        }

        .news-category-grid {
            gap: 0.5rem;
        }
    }

    /* ====================
    新闻资讯详情页样式
    ==================== */

    .news-detail-section {
        padding: 3rem 0;
        background: var(--white);
    }

    .news-detail-content {
        padding: 2rem;
        background: #f8f9fa;
        border-radius: 8px;
    }

    .news-detail-title {
        font-size: 1.8rem;
        font-weight: 700;
        color: var(--black-252525);
        text-align: center;
        margin-bottom: 1rem;
        line-height: 1.4;
    }

    .news-detail-subtitle {
        font-size: 0.95rem;
        color: #f97316;
        text-align: center;
        margin-bottom: 1rem;
    }

    .news-detail-meta {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0.75rem 0;
        border-top: 1px solid #dee2e6;
        border-bottom: 1px solid #dee2e6;
        margin-bottom: 1.5rem;
    }

    .news-detail-meta .publish-time {
        font-size: 0.9rem;
        color: var(--gray-500);
    }

    .news-detail-buttons {
        display: flex;
        gap: 1rem;
    }

    .news-detail-buttons .news-contact-btn,
    .news-detail-buttons .news-inquiry-btn {
        padding: 0.6rem 1.2rem;
        border: none;
        border-radius: 4px;
        font-size: 0.9rem;
        font-weight: 500;
        cursor: pointer;
        display: flex;
        align-items: center;
        gap: 0.5rem;
        transition: all 0.3s ease;
    }

    .news-detail-buttons .news-contact-btn {
        background: #3b82f6;
        color: var(--white);
    }

    .news-detail-buttons .news-contact-btn:hover {
        background: #2563eb;
    }

    .news-detail-buttons .news-inquiry-btn {
        background: #f97316;
        color: var(--white);
    }

    .news-detail-buttons .news-inquiry-btn:hover {
        background: #ea580c;
    }

    .news-detail-body {
        line-height: 1.8;
    }

    .news-detail-body p {
        font-size: 1rem;
        color: var(--black-333);
        margin-bottom: 1.5rem;
        text-indent: 2em;
    }

    .news-detail-image {
        max-width: 100%;
        height: auto;
        border-radius: 8px;
        margin: 1.5rem 0;
    }

    .hot-products-sidebar {
        background: #f8f9fa;
        padding: 1.5rem;
        border-radius: 8px;
    }

    .sidebar-title {
        font-size: 1.2rem;
        font-weight: 700;
        color: var(--gray-900);
        text-align: center;
        padding-bottom: 1rem;
        border-bottom: 2px solid var(--primary);
        /* margin-bottom: 1.5rem; */
    }

    .hot-product-list {
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
    }

    .hot-product-item {
        text-align: center;
    }

    .hot-product-item img {
        max-width: 100%;
        height: auto;
        margin-bottom: 0.5rem;
    }

    .hot-product-item p {
        font-size: 0.85rem;
        color: var(--black-333);
        margin: 0;
    }
.dropdown-menu[data-bs-popper]{left: 50%!important;}
.navbar-nav .dropdown-menu{position: absolute;}
    @media (max-width: 768px) {
        .news-detail-section {
            padding: 2rem 0;
        }

        .news-detail-content {
            padding: 1.5rem;
        }

        .news-detail-title {
            font-size: 1.4rem;
        }

        .news-detail-meta {
            flex-direction: column;
            gap: 1rem;
            align-items: flex-start;
        }

        .news-detail-buttons {
            flex-direction: column;
            width: 100%;
        }

        .news-detail-buttons .news-contact-btn,
        .news-detail-buttons .news-inquiry-btn {
            width: 100%;
            justify-content: center;
        }

        .news-detail-body p {
            font-size: 0.9rem;
        }
    }

    @media (max-width: 576px) {
        .news-detail-title {
            font-size: 1.2rem;
        }

        .news-detail-content {
            padding: 1rem;
        }
    }

    .search-bar-section {
        /* background: var(--gray-100); */
        padding: 1rem 0;
        border-bottom: 1px solid #ccc;
    }

    .search-bar-wrapper {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 2rem;
    }

    .hot-keywords {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        flex-wrap: wrap;
    }
.hotline-info{display: flex; flex-direction: column;}
    .keyword-label {
        font-size: 0.9rem;
        color: var(--black-333);
        font-weight: 600;
    }

    .keyword-link {
        font-size: 0.85rem;
        color: var(--black-666);
        text-decoration: none;
        transition: var(--transition);
    }

    .keyword-link:hover {
        color: var(--black-666);
    }

    .search-input-wrapper {
        display: flex;
        align-items: center;
        gap: 0;
        max-width: 400px;
        width: 100%;
        justify-content: flex-end;
    }

    .search-input {
        flex: 1;
        padding: 0.6rem 1rem;
        border: 1px solid var(--black-666);
        border-radius: var(--border-radius) 0 0 var(--border-radius);
        font-size: 0.9rem;
        outline: none;
        transition: var(--transition);
    }

    .search-input:focus {
        border-color: var(--primary-color);
    }

    .search-btn {
        padding: 0.6rem 1.2rem;
        background: var(--black-666);
        border: none;
        border-radius: 0 var(--border-radius) var(--border-radius) 0;
        color: var(--white);
        cursor: pointer;
        transition: var(--transition);
    }

    .search-btn:hover {
        background: var(--primary-dark);
    }

    .product-list-page {
        padding: 2rem 0;
        background: var(--white);
    }

    .product-page-layout {
        display: grid;
        grid-template-columns: 280px 1fr;
        gap: 2rem;
    }

    .product-sidebar {
        position: sticky;
        top: 100px;
        height: fit-content;
    }

    .sidebar-title {
        background: var(--primary-color);
        padding: 1rem;
        border-radius: var(--border-radius) var(--border-radius) 0 0;
    }

    .sidebar-title h3 {
        color: var(--white);
        font-size: 1.1rem;
        font-weight: 600;
        margin: 0;
        text-align: center;
    }

    .sidebar-menu {
        background: var(--white);
        border: 1px solid var(--black-eee);
        border-top: none;
    }

    .menu-item {
        border-bottom: 1px solid var(--black-eee);
    }

    .menu-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 0.8rem 1rem;
        background: var(--white);
        transition: var(--transition);
        cursor: pointer;
        user-select: none;
    }

    .menu-title {
        flex: 1;
        color: var(--black-252525);
        font-weight: bold;
        font-size: 0.9rem;
        transition: var(--transition);
    }

    .menu-item.active .menu-header,
    .menu-header:hover {
        background: var(--primary-color);
    }

    .menu-item.active .menu-title,
    .menu-header:hover .menu-title {
        color: var(--white);
    }

    .menu-toggle {
        cursor: pointer;
        font-size: 1.4rem;
        font-weight: 700;
        color: var(--black-252525);
        transition: var(--transition);
        padding: 0 0.3rem;
        margin-left: 0.5rem;
        display: inline-block;
        line-height: 1;
        min-width: 20px;
        text-align: center;
        user-select: none;
    }

    .menu-item.active .menu-toggle,
    .menu-header:hover .menu-toggle {
        color: var(--white);
    }

    .menu-item.expanded .menu-toggle {
        transform: rotate(0deg);
    }

    .submenu-wrapper {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        background: var(--gray-50);
    }

    .submenu-item {
        background: #f5f5f5;
        border-top: 1px solid var(--black-ccc);
    }

    .submenu-item a {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 0.6rem 1rem 0.6rem 2rem;
        color: var(--black-666);
        text-decoration: none;
        font-size: 0.85rem;
        transition: var(--transition);
    }

    .submenu-item a:hover,
    .submenu-item.active a {
        background: #eee;
        color: var(--black-252525);
    }

    .sidebar-contact {
        background: var(--black-252525);
        padding: 1.5rem;
        margin-top: 1rem;
        border-radius: var(--border-radius);
        text-align: center;
    }

    .contact-info .contact-title {
        color: var(--white);
        font-size: 1rem;
        font-weight: 600;
        margin-bottom: 0.3rem;
    }

    .contact-info .contact-subtitle {
        color: rgba(255, 255, 255, 0.9);
        font-size: 0.85rem;
        margin-bottom: 1rem;
    }

    .contact-info .qrcode {
        width: 120px;
        height: 120px;
        margin: 0 auto;
        background: var(--white);
        border-radius: 8px;
        overflow: hidden;
    }

    .contact-info .qrcode img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .product-main {
        min-width: 0;
    }

    .category-title {
        margin-bottom: 2rem;
    }

    .category-title h2 {
        font-size: 1.8rem;
        font-weight: 700;
        color: var(--black-252525);
        margin-bottom: 0.5rem;
    }

    .title-line {
        width: 60px;
        height: 3px;
        background: var(--black-ccc);
    }

    .product-grid-list {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }

    .product-card-item {
        background: var(--white);
        border: 1px solid var(--black-eee);
        border-radius: var(--border-radius);
        overflow: hidden;
        text-decoration: none;
        transition: var(--transition);
    }

    .product-card-item:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-lg);
        border-color: var(--primary-color);
    }

    .product-card-img {
        width: 100%;
        height: 200px;
        background: var(--white);
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 1rem;
    }

    .product-card-img img {
        max-width: 100%;
        max-height: 100%;
        object-fit: contain;
    }

    .product-card-info {
        padding: 1rem;
        border-top: 1px solid var(--black-eee);
    }

    .product-card-info h3 {
        font-size: 1rem;
        font-weight: 600;
        color: var(--black-252525);
        margin-bottom: 0.8rem;
    }

    .product-params  {
        font-size: 0.8rem;
        color: var(--black-666);
        margin-bottom: 0.3rem;
        line-height: 1.4;
    }

    .pagination-wrapper {
        margin-top: 2rem;
        text-align: center;
    }

    .product-detail-section {
        padding: 2rem 0;
        background: var(--white);
    }

    .product-detail-layout {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }

    .product-gallery {
        position: sticky;
        top: 100px;
        height: fit-content;
    }

    .gallery-main {
        position: relative;
        margin-bottom: 1rem;
        border: 1px solid var(--black-eee);
        border-radius: var(--border-radius);
    }

    .zoom-container {
        position: relative;
        width: 100%;
        height: 400px;
        cursor: crosshair;
        overflow: visible;
    }

    .zoom-image {
        width: 100%;
        height: 100%;
        object-fit: contain;
    }

    .zoom-lens {
        position: absolute;
        width: 150px;
        height: 150px;
        background: rgba(20, 102, 0, 0.15);
        border: 2px solid var(--primary-color);
        border-radius: 5px;
        pointer-events: none;
        display: none;
        z-index: 10;
    }

    .zoom-result {
        position: absolute;
        top: 0;
        left: calc(100% + 20px);
        width: 400px;
        height: 400px;
        border: 1px solid var(--gray-300);
        border-radius: var(--border-radius);
        background-repeat: no-repeat;
        background-color: var(--white);
        box-shadow: var(--shadow-xl);
        z-index: 100;
        display: none;
    }

    .gallery-thumbs {
        display: flex;
        gap: 0.8rem;
        overflow-x: auto;
    }

    .thumb-item {
        flex-shrink: 0;
        width: 80px;
        height: 80px;
        border: 2px solid var(--black-eee);
        border-radius: 8px;
        overflow: hidden;
        cursor: pointer;
        transition: var(--transition);
    }

    .thumb-item:hover,
    .thumb-item.active {
        border-color: var(--black-ccc);
    }

    .thumb-item img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .product-info {
        min-width: 0;
    }

    .product-title {
        font-size: 1.8rem;
        font-weight: 700;
        color: var(--black-252525);
        margin-bottom: 1.5rem;
        padding-bottom: 1rem;
        border-bottom: 2px solid var(--black-eee);
    }

    .info-section {
        margin-bottom: 1.5rem;
    }

    .info-section h3 {
        font-size: 1.1rem;
        font-weight: 600;
        color: var(--gray-900);
        margin-bottom: 0.8rem;
    }

    .tech-params p {
        font-size: 0.9rem;
        color: var(--black-252525);
        margin-bottom: 0.5rem;
        line-height: 1.6;
    }

    .tech-params p strong {
        color: var(--black-999);
    }

    .param-note {
        font-size: 0.8rem !important;
        color: var(--gray-500) !important;
        margin-left: 1rem;
        margin-bottom: 0.8rem !important;
    }

    .application-text,
    .features-text {
        font-size: 0.9rem;
        color: var(--black-666);
        line-height: 1.8;
    }

    .contact-actions {
        margin-top: 2rem;
        padding-top: 1.5rem;
        border-top: 2px solid var(--black-eee);
    }

    .consult-phone {
        margin-bottom: 1rem;
    }

    .phone-label {
        font-size: 0.9rem;
        color: var(--black-999);
    }

    .phone-number {
        font-size: 1.2rem;
        font-weight: 700;
        color: #e74c3c;
    }

    .action-buttons {
        display: flex;
        gap: 1rem;
    }

    .btn-phone,
    .btn-online {
        flex: 1;
        padding: 0.8rem 1.5rem;
        border-radius: var(--border-radius);
        font-size: 0.95rem;
        font-weight: 600;
        text-decoration: none;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        transition: var(--transition);
    }

    .btn-phone {
        background: var(--primary-color);
        color: var(--white);
        border: none;
    }

    .btn-phone:hover {
        background: var(--primary-dark);
        color: var(--white);
    }

    .btn-online {
        background: var(--white);
        color: var(--black-333);
        border: 2px solid var(--black-333);
    }

    .btn-online:hover {
        background: var(--primary-color);
        color: var(--white);
    }

    .product-content-section {
        padding: 3rem 0;
        background: var(--white);
    }

    .content-wrapper {
        background: var(--white);
        padding: 2rem;
        border-radius: var(--border-radius-lg);
        box-shadow: var(--shadow-sm);
    }

    .hot-products-section {
        padding: 3rem 0;
        background: var(--white);
    }

    .hot-products-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 1.5rem;
    }

    .hot-product-item {
        background: var(--white);
        border: 1px solid var(--gray-200);
        border-radius: var(--border-radius);
        overflow: hidden;
        text-decoration: none;
        transition: var(--transition);
    }

    .hot-product-item:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-lg);
        border-color: var(--primary-color);
    }

    .hot-product-image {
        width: 100%;
        height: 160px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: var(--gray-100);
    }

    .hot-product-image img {
        max-width: 100%;
        max-height: 100%;
        object-fit: contain;
    }

    .hot-product-item h3 {
        padding: 1rem;
        font-size: 0.9rem;
        font-weight: 600;
        color: var(--gray-900);
        text-align: center;
        margin: 0;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    @media (max-width: 992px) {
        .hot-products-grid {
            grid-template-columns: repeat(3, 1fr);
        }
    }

    @media (max-width: 768px) {
        .hot-products-grid {
            grid-template-columns: repeat(2, 1fr);
        }
    }

    @media (max-width: 576px) {
        .hot-products-grid {
            grid-template-columns: 1fr;
        }
    }

    .recommend-products {
        padding: 3rem 0;
        background: var(--white);
    }

    .recommend-grid {
        display: grid;
        grid-template-columns: repeat(6, 1fr);
        gap: 1rem;
    }

    .recommend-item {
        background: var(--white);
        border: 1px solid var(--black-eee);
        border-radius: var(--border-radius);
        overflow: hidden;
        text-decoration: none;
        transition: var(--transition);
    }

    .recommend-item:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-lg);
        border-color: var(--primary-color);
    }

    .recommend-img {
        width: 100%;
        height: 140px;
        /* background: var(--gray-100); */
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .recommend-img img {
        max-width: 100%;
        max-height: 100%;
        object-fit: contain;
    }

    .recommend-item h3 {
        padding: 1rem;
        font-size: 0.95rem;
        font-weight: 600;
        color: var(--black-252525);
        text-align: center;
        margin: 0;
    }

    @media (max-width: 992px) {


        .zoom-result {
            display: none !important;
        }
    }

    @media (max-width: 768px) {
        .search-bar-wrapper {
            flex-direction: column;
            align-items: stretch;
        }

        .hot-keywords {
            justify-content: center;
        }

        .search-input-wrapper {
            max-width: 100%;
        }



        .action-buttons {
            flex-direction: column;
        }
    }

    @media (max-width: 576px) {

    }