* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Inter', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            color: var(--text-dark);
            line-height: 1.6;
            scroll-behavior: smooth;
        }

.hui-bg{background-color: var(--light-bg)}

        /* 顶部信任栏 */
        .trust-bar {
            background-color: var(--primary);
            color: white;
            font-size: 0.85rem;
            padding: 0.5rem 0;
            text-align: center;
            letter-spacing: 0.5px;
            width: 100%; /* 铺满屏幕 */
        }
.pc-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    width: 100%;
    padding: 0 1rem;
} 
        /* 导航栏 - 谷歌标准固定导航 */
        .main-nav {
            background-color: var(--card-bg);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 1rem 0;
            width: 100%; /* 铺满屏幕 */
        }
        
        .logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-weight: 700;
            font-size: 1.5rem;
            color: var(--primary);
            text-decoration: none;
        }
        
        .logo-icon {
            width: 40px;
            height: 40px;
            background-color: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: bold;
        }
        .logo-icon img{ width:40px; height:40px;}
        .navbar-nav .nav-link {
            color: var(--text-dark);
            font-weight: 600;
            padding: 0.5rem 1rem !important;
            margin: 0 0.25rem;
            position: relative;
            transition: var(--transition);
        }
        
        .navbar-nav .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background-color: var(--primary);
            transform: translateX(-50%);
            transition: var(--transition);
        }
        
        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link.active {
            color: var(--primary);
        }
        
        .navbar-nav .nav-link:hover::after,
        .navbar-nav .nav-link.active::after {
            width: 80%;
        }

        /* ========== 手机端导航优化 ========== */
        @media (max-width: 992px) {
            .navbar-collapse {
                background-color: var(--card-bg);
                border-radius: 8px;
                box-shadow: var(--shadow-md);
                margin-top: 1rem;
                padding: 1rem;
                border: 1px solid #f0f2f5;
            }
            .navbar-nav .nav-link {
                padding: 0.75rem 1rem !important;
                margin: 0.25rem 0;
                border-radius: 6px;
                display: block;
            }
            .navbar-nav .nav-link:hover,
            .navbar-nav .nav-link.active {
                background-color: #E8F0FE;
                color: var(--primary);
            }
            .navbar-nav .nav-link::after {
                display: none;
            }
            .navbar-toggler {
                border: none;
                padding: 0.25rem 0.5rem;
            }
            .navbar-toggler:focus {
                box-shadow: none;
            }
            .navbar-toggler-icon {
                background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%230052CC' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
            }
        }
        
        /* Banner - 谷歌LCP优化 */
        .banner {
            position: relative;
            height: calc(100vh - 120px);
            min-height: 500px;
            overflow: hidden;
            width: 100%; /* 铺满屏幕 */
        }
        
        .banner-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
        }
        
        .banner-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, rgba(0,0,0,0.8) 0%, rgba(255,255,255,0.4) 100%);
        }
        
        .banner-content {
            position: absolute;
            top: 50%;
            left: 10%;
            transform: translateY(-50%);
            max-width:800px;
            color: white;
        }
        
        .banner-title {
            font-size: clamp(2rem, 5vw, 3.5rem);
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 1.5rem;
        }
        
        .banner-desc {
            font-size: clamp(1rem, 2vw, 1.25rem);
            margin-bottom: 2rem;
            opacity: 0.9;
        }
        
        .banner-btn {
            padding: 0.8rem 2.5rem;
            background-color: var(--accent);
            border: none;
            border-radius: 50px;
            color: white;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        
        .banner-btn:hover {
            background-color: #e06e00;
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }
		
 /* 页面Banner（缩小版） */
        .products-banner {
            position: relative;
            height: 350px;
            max-height: 50vh;
            min-height: 280px;
            overflow: hidden;
            width: 100%;
        }
        
        .products-banner-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
        }
        
        .products-banner-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, rgba(0,0,0,0.8) 0%, rgba(255,255,255,0.4) 100%);
        }
        
        .products-banner-content {
            position: absolute;
            top: 50%;
            left: 10%;
            transform: translateY(-50%);
            max-width: 600px;
            color: white;
        }
        
        .products-banner-title {
            font-size: clamp(1.8rem, 4vw, 2.8rem);
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 1.2rem;
        }
        
        .products-banner-desc {
            font-size: clamp(0.9rem, 2vw, 1.1rem);
            margin-bottom: 1.8rem;
            opacity: 0.9;
        }
		
		
.banner-about {
            position: relative;
            height: 400px; /* 固定高度，不再占满视口 */
            max-height: 60vh; /* 最大不超过视口60% */
            min-height: 300px; /* 最小高度保证显示 */
            overflow: hidden;
            width: 100%; /* 铺满屏幕 */
        }
        
        .banner-about-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
        }
        
        .banner-about-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, rgba(0,82,204,0.8) 0%, rgba(0,82,204,0.4) 100%);
        }
        
        .banner-about-content {
            position: absolute;
            top: 50%;
            left: 10%;
            transform: translateY(-50%);
            max-width: 600px;
            color: white;
        }
        
        .banner-about-title {
            font-size: clamp(1.8rem, 4vw, 2.8rem); /* 缩小标题字号 */
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 1.2rem;
        }
        
        .banner-about-desc {
            font-size: clamp(0.9rem, 2vw, 1.1rem); /* 缩小描述字号 */
            margin-bottom: 1.8rem;
            opacity: 0.9;
        }
        
        .banner-about-btn {
            padding: 0.7rem 2rem; /* 缩小按钮尺寸 */
            background-color: var(--accent);
            border: none;
            border-radius: 50px;
            color: white;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        
        .banner-about-btn:hover {
            background-color: #e06e00;
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }
		
		
		
 /* 面包屑 */
.breadcrumb-section {
	background-color:#E8F0FE;
	padding:1.5rem 0;
	width:100%;
	border-bottom:1px solid #D0D7E3;
}
.breadcrumb-container {
	max-width:1280px;
	margin:0 auto;
	padding:0 0rem;
	width:100%;
}
.breadcrumb {
	margin:0;
	padding:0;
	font-size:0.95rem;
}
.breadcrumb-item a {
	color:var(--primary);
	text-decoration:none;
	transition:var(--transition);
}
.breadcrumb-item a:hover {
	color:#0047b3;
	text-decoration:underline;
}
.breadcrumb-item.active {
	color:var(--text-light);
}
.breadcrumb-item + .breadcrumb-item::before {
	content:"\f105";
	font-family:"FontAwesome";
	padding:0 0.5rem;
	color:var(--text-light);
}
		
		
		
		
		
		
        
        /* 通用模块标题 - 确保模块铺满屏幕 */
        .section {
            padding: 5rem 0;
            width: 100%; /* 强制铺满屏幕 */
            margin: 0 auto;
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 3rem;
            width: 100%;
        }
        
        .section-title {
            font-size: clamp(1.75rem, 3vw, 2.5rem);
            font-weight: 700;
            color: var(--primary);
            position: relative;
            display: inline-block;
            margin-bottom: 1rem;
        }
        
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 3px;
            background-color: var(--accent);
        }
        
        .section-desc {
            max-width: 700px;
            margin: 0 auto;
            color: var(--text-light);
            font-size: 1rem;
        }

        /* More链接通用样式 */
        .more-link {
            display: block;
            text-align: center;
            margin: 3rem auto 0;
            color: var(--primary);
            font-weight: 600;
            font-size: 1.1rem;
            text-decoration: none;
            transition: var(--transition);
            width: fit-content;
            padding: 0.5rem 1.5rem;
        }

        .more-link:hover {
            color: var(--accent);
            text-decoration: underline;
            transform: translateY(-2px);
        }
        
        /* 产品卡片 - 确保列表铺满屏幕 */
        .product-section {
            width: 100%;
            padding: 5rem 0;
            background-color: var(--light-bg);
        }
.product-new {
            width: 100%;
            padding: 5rem 0;
            background-color: #fff;
        }
        .product-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 2rem;
            width: 100%;
            padding: 0 1rem;
        }
        
        .product-card {
            background-color: var(--card-bg);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            flex: 0 0 calc(23% - 2rem); /* 电脑端一行4个 */
            min-width: 280px; /* 最小宽度防止挤压 */
        }
        
        .product-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }
        
        .product-img-container {
            width: 100%;
            aspect-ratio: 1/1;
            overflow: hidden;
            background-color: #E8F0FE;
        }
        
        .product-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
            transition: var(--transition);
        }
        
        .product-card:hover .product-img {
            transform: scale(1.05);
        }
        
        .product-card-body {
            padding: 1.5rem;
        }
        
        .product-title {
            font-size: 1.125rem;
            font-weight: 600;
            margin-bottom: 0.75rem;
            color: var(--text-dark);
        }
        .product-title a{ color:#000000; text-decoration:none;}
		.product-title a:hover{ text-decoration:underline;}
        .product-desc {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 1rem;
        }
        
        .product-price {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.5rem;
        }
        
        .product-min-order {
            font-size: 0.8rem;
            color: var(--text-light);
        }
        
        .hot-badge {
            position: absolute;
            top: 1rem;
            right: 1rem;
            background-color: var(--accent);
            color: white;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.25rem 0.75rem;
            border-radius: 50px;
            z-index: 10;
        }
        
		/* ========== 1. 产品分类改造（重点优化手机端样式） ========== */
        .categories-section {
            padding: 5rem 0;
            background-color: var(--card-bg);
            width: 100%; /* 铺满屏幕 */
        }
        /* 分类标题小标签 */
        .category-subtitle {
            color: var(--accent);
            font-size: 0.9rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 0.5rem;
        }
        /* 取消横向滚动，改为弹性换行 */
        .categories-scroll-container {
            overflow-x: visible; /* 取消横向滚动 */
            padding-bottom: 1rem;
            width: 100%;
            padding: 0 1rem;
        }
        /* 分类列表 - 自动换行+居中 */
        .categories-list {
            display: flex;
            flex-wrap: wrap; /* 自动换行 */
            gap: 1.5rem;
            padding: 0;
            justify-content: center; /* 居中显示 */
            width: 100%;
        }
		.categories-list a{ text-decoration:none;} 
        /* 分类卡片（参考图一样式） */
        .category-card-new {
            display: flex;
            align-items: center;
            gap: 1rem;
            background-color: var(--light-bg);
            border-radius: 12px;
            padding: 1.2rem 2rem;
            min-width: 200px; /* 最小宽度 */
            flex: 0 0 calc(18% - 1.5rem); /* 电脑端一行5个 */
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .category-card-new:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            background-color: #E8F0FE;
        }
        .category-icon-new {
            font-size: 1.8rem;
            color: var(--primary);
            width: 40px;
            text-align: center;
        }
        .category-text-new {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-dark);
        }
        
        /* ========== 重点优化：手机端分类卡片样式 ========== */
        @media (max-width: 767px) { 
            /* 产品分类 - 手机端一行2个，统一宽度 */
            .category-card-new {
                flex: 0 0 calc(45% - 0.75rem); /* 减小间距，避免拥挤 */
                padding: 1.5rem 1rem; /* 上下padding增大，左右减小 */
                min-width: unset; /* 取消最小宽度限制 */
                justify-content: center; /* 内容居中 */
                text-align: center;
            }
            /* 手机端分类图标和文字调整 */
            .category-icon-new {
                font-size: 1.5rem;
                width: 35px;
            }
            .category-text-new {
                font-size: 1rem;
                white-space: nowrap; /* 防止文字换行 */
                overflow: hidden;
                text-overflow: ellipsis; /* 超长文字省略 */
            }
            /* 产品列表 - 手机端一行1个 */
            .product-card {
                flex: 0 0 100%;
            }
            /* 新闻列表 - 手机端一行1个 + 简介2行 */
            .news-card-new {
                flex: 0 0 100%;
            }
            .news-desc-new {
                -webkit-line-clamp: 2; /* 手机端恢复2行 */
                line-clamp: 2;
            }
            /* 新闻图片高度适配 */
            .news-img-container-new {
                height: 180px;
            }
            /* 通用模块内边距缩小 */
            .section, .categories-section, .product-section,.product-new, .news-section-new {
                padding: 3rem 0;
            }
            /* More链接适配 */
            .more-link {
                font-size: 1rem;
                padding: 0.4rem 1.2rem;
            }
        }
        
        /* ========== 平板端样式优化 ========== */
        @media (max-width: 1199px) { 
            /* 产品分类 - 平板端一行3个 */
            .category-card-new {
                flex: 0 0 calc(30% - 1rem); /* 减小间距 */
            }
            /* 产品列表 - 平板端一行2个 */
            .product-card {
                flex: 0 0 calc(45% - 1rem); /* 减小间距 */
            }
            /* 新闻列表 - 平板端一行2个 + 简介限制1行 */
            .news-card-new {
                flex: 0 0 calc(45% - 1rem); /* 减小间距 */
            }
            .news-desc-new {
                -webkit-line-clamp: 1; /* 平板端强制1行 */
                line-clamp: 1;
            }
            /* 新闻图片高度适配 */
            .news-img-container-new {
                height: 220px;
            }
        }

        @media (max-width: 992px) {
            .navbar-nav {
                padding-top: 0;
            }
            
            .banner {
                height: 70vh;
                min-height: 400px;
            }
            
            .banner-content {
                left: 5%;
                right: 5%;
                text-align: center;
                transform: translate(0, -50%);
            }
        }
        
        /* ========== 2. 公司简介改造（参考图二） ========== */
        .about-section-new {
            position: relative;
            padding: 8rem 0;
            color: white;
            
            text-align: center;
            width: 100%; /* 铺满屏幕 */
        }
        .about-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 30, 80, 0.75);
            z-index: 1;
        }
        .about-content-new {
            position: relative;
            z-index: 2;
            max-width: 800px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        .about-subtitle {
            color: var(--accent);
            font-size: 0.9rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 1rem;
        }
        .about-title-new {
            font-size: clamp(1.8rem, 4vw, 3rem);
            font-weight: 700;
            margin-bottom: 1.5rem;
            line-height: 1.3;
        }
        .about-desc-new {
            font-size: 1.1rem;
            line-height: 1.8;
            margin-bottom: 2.5rem;
            opacity: 0.9;
        }
        .about-buttons {
            display: flex;
            gap: 1.5rem;
            justify-content: center;
            flex-wrap: wrap;
        }
        .about-btn {
            padding: 0.9rem 2.5rem;
            border-radius: 4px;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }
        .btn-purple {
            background-color: var(--purple);
            color: white;
        }
        .btn-purple:hover {
            background-color: #6a20b9;
            transform: translateY(-2px);
        }
        .btn-white {
            background-color: white;
            color: var(--text-dark);
        }
        .btn-white:hover {
            background-color: #f5f5f5;
            transform: translateY(-2px);
        }
        
        /* ========== 3. 新闻板块改造（参考图三，放大卡片，铺满屏幕，平板端控制简介长度） ========== */
        .news-section-new {
            padding: 5rem 0;
            width: 100%; /* 铺满屏幕 */
        }
        .news-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 2rem;
            width: 100%;
            padding: 0 1rem;
        }
        .news-card-new {
            background-color: var(--card-bg);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            flex: 0 0 calc(30% - 2rem); /* 电脑端一行3个 */
            min-width: 300px; /* 最小宽度 */
        }
        .news-card-new:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }
        /* 放大新闻图片容器 */
        .news-img-container-new {
            height: 300px;
            overflow: hidden;
        }
        .news-img-new {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .news-card-new:hover .news-img-new {
            transform: scale(1.03);
        }
        /* 新闻内容区放大 */
        .news-card-body-new {
            padding: 2rem;
        }
        /* 日期样式参考图三 */
        .news-date-new {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 1.2rem;
            padding-bottom: 0.8rem;
            border-bottom: 1px solid #f0f2f5;
        }
        .news-date-icon {
            color: var(--primary);
            font-size: 1rem;
        }
        /* 新闻标题放大 */
        .news-title-new {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 1.2rem;
            line-height: 1.4;
            transition: var(--transition);
        }
        .news-card-new:hover .news-title-new {
            color: var(--primary);
        }
        /* 新闻描述 - 多端长度控制 */
        .news-desc-new {
            font-size: 1.05rem;
            color: var(--text-light);
            line-height: 1.8;
            margin-bottom: 1.8rem;
            /* 基础行数控制 */
            display: -webkit-box;
            -webkit-box-orient: vertical;
            overflow: hidden;
            -webkit-line-clamp: 2; /* 电脑端2行 */
            line-clamp: 2;
        }
        .news-read-more-new {
            color: var(--primary);
            font-weight: 600;
            font-size: 1rem;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: var(--transition);
        }
        .news-read-more-new:hover {
            color: var(--accent);
            gap: 0.8rem;
        }
        
        /* 底部版权 */
        .footer {
            background-color: var(--primary);
            color: white;
            padding: 4rem 0 2rem;
            width: 100%; /* 铺满屏幕 */
        }
        
        .footer-logo {
            color: white;
            margin-bottom: 1.5rem;
        }
        
        .footer-logo .logo-icon {
            background-color: white;
            color: var(--primary);
        }
        .footer-logo .logo-icon img{ width:40px; height:40px; border-radius:5px;}
        .footer-title {
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: 1.5rem;
            position: relative;
            padding-bottom: 0.75rem;
        }
        
        .footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background-color: var(--accent);
        }
        
        .footer-link {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            display: block;
            margin-bottom: 0.75rem;
            transition: var(--transition);
        }
        
        .footer-link:hover {
            color: white;
            padding-left: 0.5rem;
        }
        
        .footer-contact {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1rem;
            color: rgba(255, 255, 255, 0.8);
        }
        
        .footer-social {
            display: flex;
            gap: 1rem;
            margin-top: 1.5rem;
        }
        .footer-social a{ text-decoration:none;} 
        .footer-social-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.25rem;
            transition: var(--transition);
        }
        
        .footer-social-icon:hover {
            background-color: var(--accent);
            transform: translateY(-3px);
        }
        
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            width: 100%;
        }
        
        /* 二级菜单样式适配 - 不影响原有样式 */
        .dropdown-menu {
            border: none;
            border-radius: 8px;
            box-shadow: var(--shadow-md);
            padding: 0.75rem 0;
            margin-top: 0.5rem;
            border-top: 2px solid var(--primary);
        }
        
        .dropdown-item {
            padding: 0.75rem 1.5rem;
            font-weight: 500;
            color: var(--text-dark);
            transition: var(--transition);
        }
        
        .dropdown-item:hover {
            background-color: #E8F0FE;
            color: var(--primary);
        }
        
        /* 手机端二级菜单适配 */
        @media (max-width: 992px) {
            .dropdown-menu {
                box-shadow: none;
                border: none;
                border-radius: 0;
                padding: 0;
                margin: 0;
                border-top: none;
            }
            .dropdown-item {
                padding: 0.5rem 1.5rem;
                margin: 0 0.5rem;
                border-radius: 4px;
            }
            /* 修复手机端下拉箭头样式 */
            .dropdown-toggle::after {
                margin-left: 0.5rem;
                vertical-align: middle;
            }
        }
		
		
		
		
		
		
		
		
		
		

        /* ========== 优化：公司简介样式（支持多内容优雅展示） ========== */
        .company-intro-section {
            padding: 5rem 0;
            background-color: var(--card-bg);
            width: 100%; /* 铺满屏幕 */
        }
        
        .intro-container {
            max-width: 1400px; /* 加宽容器，适配全屏 */
            margin: 0 auto;
            padding: 0 2rem;
            width: 100%;
        }
        
        .intro-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: flex-start;
            width: 100%;
        }
        
        /* 优化文本容器，支持多内容滚动/排版 */
        .intro-text {
            background-color: var(--light-bg);
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: var(--shadow-sm);
            height: 100%;
        }
        
        .intro-text h3 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 1.5rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid #e1e8ed;
        }
        
        .intro-text p {
            font-size: 1rem;
            color: var(--text-light);
            line-height: 1.8;
            margin-bottom: 1.2rem;
        }
        
        /* 分段标题，优化多内容排版 */
        .intro-subtitle {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text-dark);
            margin: 1.8rem 0 1rem;
        }
        
        .intro-img-container {
            width: 100%;
            height: 100%;
            display: flex;
            align-items: center;
        }
        
        .intro-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 12px;
            box-shadow: var(--shadow-md);
        }

        /* ========== 优化：公司参数样式（缩小尺寸，全屏展示） ========== */
        .company-stats-section {
            padding: 5rem 0;
            background-color: var(--light-bg);
            width: 100%; /* 铺满屏幕 */
        }
        
        .stats-container {
            max-width: 1400px; /* 加宽容器，适配全屏 */
            margin: 0 auto;
            padding: 0 2rem;
            width: 100%;
        }
        
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); /* 缩小最小宽度 */
            gap: 1.5rem; /* 减小间距 */
            width: 100%;
        }
        
        .stat-card {
            background-color: var(--card-bg);
            padding: 1.5rem 1rem; /* 缩小内边距 */
            border-radius: 10px; /* 缩小圆角 */
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
        }
        
        .stat-card:hover {
            transform: translateY(-3px); /* 减小上浮距离 */
            box-shadow: var(--shadow-md);
            border-top: 2px solid var(--primary); /* 缩小边框 */
        }
        
        .stat-icon {
            font-size: 1.8rem; /* 缩小图标 */
            color: var(--primary);
            margin-bottom: 0.8rem; /* 减小间距 */
        }
        
        .stat-number {
            font-size: 1.8rem; /* 缩小数字 */
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 0.5rem; /* 减小间距 */
        }
        
        .stat-label {
            font-size: 0.9rem; /* 缩小标签文字 */
            color: var(--text-light);
            font-weight: 500;
        }

        /* ========== 响应式适配 - 全局优化 ========== */
        @media (max-width: 992px) {
            /* Banner适配 */
            .banner {
                height: 350px;
                min-height: 280px;
            }
            
            .banner-content {
                left: 5%;
                right: 5%;
                text-align: center;
                transform: translate(0, -50%);
            }
            
            /* 简介适配 */
            .intro-content {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            
            .intro-text {
                order: 2;
                padding: 2rem 1.5rem;
            }
            
            .intro-img-container {
                order: 1;
                height: 400px;
            }
            
            /* 参数适配 */
            .stats-grid {
                grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
                gap: 1.2rem;
            }
        }
        
        @media (max-width: 767px) {
            /* Banner适配 */
            .banner {
                height: 350px;
                min-height: 250px;
            }
            
            /* 模块内边距缩小 */
            .company-intro-section, .company-stats-section {
                padding: 3rem 0;
            }
            
            /* 简介适配 */
            .intro-container, .stats-container {
                padding: 0 1.5rem;
            }
            
            .intro-img-container {
                height: 300px;
            }
            
            /* 参数适配 */
            .stat-card {
                padding: 1.2rem 0.8rem;
            }
            
            .stat-number {
                font-size: 1.5rem;
            }
            
            .stat-icon {
                font-size: 1.6rem;
            }
        }
		
		
 /* 联系卡片 */
        .contact-section {
            padding: 2.5rem 1rem;
        }
        .contact-wrapper {
            max-width: 900px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
        }
        .contact-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 2rem;
            box-shadow: var(--shadow-sm);
        }
        .contact-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 1.5rem;
        }
        .contact-list {
            display: flex;
            flex-direction: column;
            gap: 1.25rem;
        }
        .contact-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
        }
        .contact-icon {
            width: 44px;
            height: 44px;
            background: #F0F7FF;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            flex-shrink: 0;
        }
        .contact-text {
            flex: 1;
        }
        .contact-text strong {
            display: block;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 0.25rem;
        }
        .contact-text p,
        .contact-text a {
            color: var(--gray-600);
            margin: 0;
            text-decoration: none;
        }
        .contact-text a:hover {
            color: var(--primary);
        }

        /* 表单 */
        .form-group {
            margin-bottom: 1.25rem;
        }
        .form-label {
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 0.4rem;
        }
        .form-control {
            border: 1px solid #E2E8F0;
            border-radius: 8px;
            padding: 0.85rem 1rem;
            font-size: 0.95rem;
        }
        .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(0,82,204,0.1);
            outline: none;
        }
        textarea.form-control {
            min-height: 130px;
        }
        .btn-submit {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 8px;
            padding: 0.9rem;
            font-weight: 600;
            width: 100%;
            transition: var(--transition);
        }
        .btn-submit:hover {
            background: #0047b3;
        }
        .alert-success {
            background: #E6FFFA;
            color: #065F46;
            border: none;
            border-radius: 8px;
            padding: 1rem;
            display: none;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: 1rem;
        }

        /* 响应式 */
        @media (min-width: 768px) {
            .contact-wrapper {
                grid-template-columns: 1fr 1.2fr;
            }
            .contact-section {
                padding: 4rem 2rem;
            }
        }