/* --- 全局重置与基础样式 --- */
@import url('https://fonts.googleapis.com/css2?family=Source+Han+Sans:wght@400;700&display=swap');
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: "PingFang SC","Source Han Sans", sans-serif, Arial;color: #333; line-height: 1.6; background-color: #fff;  }
a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* --- 颜色与通用类 --- */
:root {
    --primary-red: #b68d01; /* 提取自图片的主红色 */
    --dark-bg: #3e3000;
    --light-gray: #f9f9f9;
    --text-gray: #666;
}
.container { width: 1600px; max-width: 100%; margin: 0 auto; padding: 0 20px; position: relative; }
.section-title { text-align: center; margin-bottom: 50px; }
.section-title h2 { font-size: 32px; font-weight: bold; margin-bottom: 10px; }
.section-title .line { width: 60px; height: 3px; background: var(--primary-red); margin: 0 auto 15px; }
.section-title p { color: var(--text-gray); font-size: 16px; text-transform: uppercase; letter-spacing: 1px; }
.btn { display: inline-block; padding: 12px 30px; border-radius: 2px; font-weight: bold; cursor: pointer; transition: 0.3s; }
.btn-red { background: var(--primary-red); color: #fff; }
.btn-dark { background: #333; color: #fff; }
.btn:hover { opacity: 0.9; transform: translateY(-2px); }
.btn-dark:hover { background: var(--primary-red); color: #fff; }

/* --- 头部导航 --- */
header { background: #fff; box-shadow: 0 2px 10px rgba(0,0,0,0.1); position: fixed; width: 100%; top: 0; z-index: 1000; height: 80px; display: flex; align-items: center; }
.nav-container { display: flex; justify-content: space-between; align-items: center; width: 1600px; max-width: 100%; margin: 0 auto; padding: 0 20px; }
.logo { font-size: 28px; font-weight: 900; color: #000; display: flex; align-items: center; }
.logo img { height: 50px; margin-right: 10px; } /* LOGO图片样式 */
.logo span { color: var(--primary-red); }

.search-toggle { cursor: pointer; padding: 8px; transition: 0.3s; color: #333; display: flex; align-items: center; }
.search-toggle:hover { color: var(--primary-red); transform: scale(1.1); }

.header-right { display: flex; align-items: center; gap: 10px; }

nav { flex: 1; display: flex; justify-content: center; }
nav ul { display: flex; gap: clamp(20px, 3vw, 70px); align-items: center; padding: 0 20px; }
nav ul li { position: relative; font-size: 16px; font-weight: 500; }
nav ul li a { color: #333; padding: 10px 0; display: block; }
nav ul li a:hover { color: var(--primary-red); }

/* 下拉菜单 */
.dropdown .dropbtn { cursor: pointer; }
.dropdown-content { display: none; position: absolute; top: 100%; left: 0; background-color: #fff; min-width: 160px; box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.1); z-index: 1; border-top: 3px solid var(--primary-red); }
.dropdown-content a { color: #333; padding: 12px 16px; text-decoration: none; display: block; text-align: left; font-weight: normal; }
.dropdown-content a:hover { background-color: #f1f1f1; color: var(--primary-red); }
.dropdown:hover .dropdown-content { display: block; }

.hotline { color: var(--primary-red); font-weight: bold; font-size: 18px; display: flex; align-items: center; }
.hotline::before { content: '☎'; margin-right: 8px; }

/* 移动端汉堡菜单 */
.menu-toggle { display: none; font-size: 24px; cursor: pointer; }

/* --- Hero Banner --- */
.hero {
    height: 600px;
    margin-top: 80px; /* 抵消固定头部高度 */
}
.hero-swiper {
    width: 100%;
    height: 100%;
}
.hero-slide {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    color: #fff;
}
.hero-content { max-width: 800px; }
.hero h1 { font-size: 48px; margin-bottom: 20px; line-height: 1.2; }
.hero p { font-size: 20px; margin-bottom: 30px; opacity: 0.9; }

/* Swiper 自定义样式 */
.swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    background: #fff;
    opacity: 0.5;
}
.swiper-pagination-bullet-active {
    background: var(--primary-red);
    opacity: 1;
}
.swiper-button-prev,
.swiper-button-next {
    color: rgba(255, 255, 255, 0.6);
    width: 40px;
    height: 40px;
    background: transparent;
    transition: 0.3s;
    opacity: 0;
}
.hero-swiper:hover .swiper-button-prev,
.hero-swiper:hover .swiper-button-next {
    opacity: 1;
}
.swiper-button-prev:hover,
.swiper-button-next:hover {
    color: #fff;
}
.swiper-button-prev::after,
.swiper-button-next::after {
    font-size: 24px;
    font-weight: bold;
}

/* --- 产品系列 --- */
.product-series { padding: 80px 0; background: #fff; }
.grid-8 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.card { background: #fff; border: 1px solid #eee; border-radius: 4px; transition: 0.3s; position: relative; overflow: hidden; display: flex; flex-direction: column; text-decoration: none; color: inherit; }
.card:hover { box-shadow: 0 10px 30px rgba(0,0,0,0.1); border-color: var(--primary-red); transform: translateY(-5px); }
.card-img { width: 100%; height: 180px; overflow: hidden; background: #f9f9f9; }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: 0.3s; }
.card:hover .card-img img { transform: scale(1.05); }
.card-info { padding: 20px; text-align: center; }
.card h3 { font-size: 16px; margin-bottom: 8px; font-weight: bold; color: #333; }
.card p { font-size: 13px; color: #999; margin: 0; }

/* --- 关于我们 --- */
.about-us { padding: 100px 0; background: #fff; }
.about-flex { display: flex; align-items: center; gap: 60px; }
.about-text { flex: 1; }
.section-title-sm { font-size: 14px; color: var(--primary-red); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 5px; font-weight: 600; }
.about-text h3 { font-size: 24px; margin-bottom: 20px; font-weight: bold; }
.about-text p { margin-bottom: 15px; color: #555; text-align: justify; line-height: 1.8; }
.about-img { flex: 1; position: relative; }
.about-img img { border-radius: 8px; position: relative; z-index: 2; }
/* 装饰背景块 */
.about-img::before { content: ''; position: absolute; top: 20px; left: 20px; width: 100%; height: 100%; border: 3px solid var(--primary-red); border-radius: 8px; z-index: 1; transform: translate(-10px, -10px); }

/* --- 应用领域 (深色) --- */
.applications { padding: 80px 0; background: var(--dark-bg); color: #fff; }
.applications .section-title h2 { color: #fff; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.app-card { background: #2a2a2a; border-radius: 4px; transition: 0.3s; overflow: hidden; display: flex; flex-direction: column; text-decoration: none; color: inherit; }
.app-card:hover { background: var(--primary-red); }
.app-img { width: 100%; height: 200px; overflow: hidden; background: #333; }
.app-img img { width: 100%; height: 100%; object-fit: cover; transition: 0.3s; }
.app-card:hover .app-img img { transform: scale(1.05); }
.app-info { padding: 30px; text-align: center; }
.app-card h3 { font-size: 20px; margin-bottom: 15px; color: #fff; }
.app-card p { font-size: 14px; color: #aaa; margin: 0; }
.app-card:hover p { color: #fff; }

/* --- 资讯与下载 (双栏) --- */
.news-download { padding: 80px 0; background: #fff; }
.split-layout { display: flex; gap: 60px; }
.split-col { flex: 1; }
.section-header { display: flex; align-items: baseline; margin-bottom: 30px; padding-bottom: 10px; border-bottom: 1px solid #eee; position: relative; justify-content: space-between; }
.section-header h3 { font-size: 24px; font-weight: bold; margin-right: 15px; color: #333; }
.section-header span { font-size: 14px; color: #999; text-transform: uppercase; flex: 1; }
.section-header .more-link { font-size: 14px; color: #999; text-decoration: none; }
.section-header .more-link:hover { color: var(--primary-red); }
.section-header::after { content: ""; position: absolute; left: 0; bottom: 0; width: 40px; height: 3px; background: var(--primary-red); }

/* 列表样式 */
.news-list li { display: flex; justify-content: space-between; align-items: center; padding: 15px 0; border-bottom: 1px dashed #eee; font-size: 14px; min-height: 50px; box-sizing: border-box;line-height:1.1; }
.news-list li:hover a { color: var(--primary-red); }
/*.news-date { color: #999; margin-left: 20px; white-space: nowrap; flex-shrink: 0; }*/
.news-list a { color: #333; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.download-list li { display: flex; justify-content: space-between; align-items: center; padding: 15px 0; border-bottom: 1px solid #eee; background: #fff; transition: 0.2s; min-height: 50px; box-sizing: border-box; }
.download-list li:hover { background: #f9f9f9; padding-left: 10px; }
.dl-info h4 { font-size: 14px; margin-bottom: 3px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 200px; }
.dl-info p { font-size: 12px; color: #999; }
.dl-icon { width: 32px; height: 32px; background: var(--primary-red); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 12px; cursor: pointer; flex-shrink: 0; }

.subscribe-btn { margin-top: 30px; text-align: right; }

/* --- 底部 Footer --- */
footer { background: #3e3000; color: #999; padding: 60px 0 20px; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px; margin-bottom: 40px; }
.footer-col h4 { color: #fff; margin-bottom: 20px; font-size: 16px; position: relative; padding-bottom: 10px; }
.footer-col h4::after { content: ''; position: absolute; left: 0; bottom: 0; width: 30px; height: 2px; background: var(--primary-red); }
.footer-contact p { margin-bottom: 10px; display: flex; align-items: center; }
.footer-contact i { margin-right: 10px; color: var(--primary-red); }
.footer-links li { margin-bottom: 10px; }
.footer-links a:hover { color: #fff; padding-left: 5px; }
.footer-products li { margin-bottom: 10px; }
.footer-products a:hover { color: #fff; }

.qrcode-box { width: 250px; height: 100px;   margin-top: 15px;   }  
.qrcode-box img{ max-height: 100px;  margin: 0 15px 0 0;float: left;} 
.copyright { text-align: center; border-top: 1px solid var(--primary-red); padding-top: 20px; font-size: 12px; }

/* --- 左侧侧边栏样式 --- */
.sidebar { width: 320px; flex-shrink: 0; }
.sidebar-widget { border: 1px solid #e0e0e0; margin-bottom: 30px; background: #fff; overflow: hidden; }
.sidebar-title { background: var(--primary-red); color: #fff; padding: 15px 20px; font-size: 18px; font-weight: bold; position: relative; }
.sidebar-title::before { display: none; }

.sidebar-menu li a { display: block; padding: 15px 20px; border-bottom: 1px solid #eee; font-size: 16px; color: #555; display: flex; align-items: center; padding-left: 20px; position: relative; }
.sidebar-menu li a:hover { background: #fdf0f0; color: var(--primary-red); border-bottom-color: var(--primary-red); }
.sidebar-menu li a::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--primary-red); opacity: 0; transition: 0.3s; }
.sidebar-menu li a:hover::before { opacity: 1; }

.sidebar-contact-box { text-align: center; padding: 20px; }
.sidebar-contact-box img { width: 100%; height: auto; margin-bottom: 15px; border-radius: 4px; }
.sidebar-contact-box h3 { font-size: 18px; margin-bottom: 10px; color: #333; }
.contact-info-item { display: flex; align-items: center; margin-bottom: 10px; font-size: 14px; color: #666; text-align: left; justify-content: center;}
.contact-info-item i { color: var(--primary-red); margin-right: 5px; font-style: normal; }
.btn-leave-msg { background: var(--primary-red); color: #fff; border: none; padding: 10px 30px; font-size: 14px; cursor: pointer; margin-top: 10px; width: 100%; }

.sidebar-footer-info { padding: 20px; background: #fff; border: 1px solid #e0e0e0; border-top: 3px solid var(--primary-red); }
.sidebar-footer-info h4 { font-size: 16px; border-bottom: 1px solid #eee; padding-bottom: 10px; margin-bottom: 15px; display: flex; justify-content: space-between; }
.sidebar-footer-info p { font-size: 14px; margin-bottom: 8px; color: #555; }
.sidebar-footer-info strong { color: #000; }

/* --- 页面通用布局 --- */
.page-banner {
    height: 400px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 80px;
    color: #fff;
    text-align: center;
}
.page-banner h1 { font-size: 48px; margin-bottom: 10px; text-transform: uppercase; letter-spacing: 2px; font-weight: normal; }
.page-banner p { font-size: 24px; font-weight: 300; opacity: 0.9; }

.main-content { padding: 50px 0; }
.content-wrapper { display: flex; gap: 40px; }

.content-area { flex-grow: 1; background: #fff; padding: 30px; border: none; }
.page-header { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid #eee; padding-bottom: 15px; margin-bottom: 25px; }
.page-title { font-size: 22px; font-weight: bold; }
.breadcrumb { font-size: 12px; color: #999; }
.breadcrumb a { color: #999; }
.breadcrumb a:hover { color: var(--primary-red); }

/* 分页 */
.pagination { margin-top: 40px; display: flex; justify-content: center; gap: 10px; list-style: none; padding: 0; }
.pagination li { display: inline-block; }
.pagination a, .pagination span { display: block; padding: 8px 16px; border: 1px solid #ddd; color: #666; font-size: 14px; text-decoration: none; transition: 0.3s; }
.pagination a:hover { background: #f5f5f5; }
.pagination li.active span { background: var(--primary-red); color: #fff; border-color: var(--primary-red); }
.pagination li.disabled span { color: #ccc; cursor: not-allowed; }

/* --- 下载中心样式 --- */
.download-items { padding: 20px 30px; }
.download-item { display: flex; justify-content: space-between; align-items: center; padding: 20px 0; border-bottom: 1px solid #eee; transition: 0.3s; text-decoration: none; color: inherit; }
.download-item:last-child { border-bottom: none; }
.download-item:hover { background: #f9f9f9; padding-left: 10px; }
.dl-file-info { flex: 1; }
.dl-file-info h4 { font-size: 16px; margin-bottom: 5px; }
.dl-file-info p { font-size: 13px; color: #999; }
.dl-btn { padding: 8px 20px; background: var(--primary-red); color: #fff; border-radius: 4px; font-size: 14px; text-align: center; display: inline-flex; align-items: center; gap: 6px; transition: 0.3s; }
.dl-btn i { font-size: 14px; }
.dl-btn:hover { background: #8a0012; }

@media (max-width: 768px) {
    .download-item { flex-direction: column; align-items: flex-start; gap: 15px; }
}

/* --- 新闻列表样式 --- */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.news-card { background: #fff; border: 1px solid #eee; transition: 0.3s; overflow: hidden; }
.news-card:hover { box-shadow: 0 5px 20px rgba(0,0,0,0.1); transform: translateY(-5px); }
.news-thumb { width: 100%; height: 200px; background: #f0f0f0; overflow: hidden; }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: 0.3s; }
.news-card:hover .news-thumb img { transform: scale(1.05); }
.news-body { padding: 20px; }
.news-date { font-size: 12px; color: #999; margin-bottom: 10px; }
.news-body h3 { font-size: 18px; margin-bottom: 10px; line-height: 1.5; }
.news-body h3 a:hover { color: var(--primary-red); }
.news-excerpt { font-size: 14px; color: #666; line-height: 1.8; margin-bottom: 15px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.read-more { font-size: 14px; color: var(--primary-red); font-weight: bold; }
.read-more:hover { text-decoration: underline; }

@media (max-width: 1200px) {
    .news-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .news-grid { grid-template-columns: 1fr; }
}

/* --- 产品/应用卡片样式 --- */
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.product-card { border: 1px solid #eee; transition: 0.3s; display: flex; flex-direction: column; height: 100%; overflow: hidden; }
.product-card:hover { box-shadow: 0 5px 20px rgba(0,0,0,0.1); transform: translateY(-5px); }
.product-img-box { width: 100%; height: 200px; background: #f9f9f9; overflow: hidden; }
.product-img-box img { width: 100%; height: 100%; object-fit: cover; transition: 0.3s; }
.product-card:hover .product-img-box img { transform: scale(1.05); }
.product-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.product-title { font-size: 16px; font-weight: bold; margin-bottom: 10px; color: #333; }
.product-desc { font-size: 12px; color: #888; line-height: 1.8; flex-grow: 1; margin-bottom: 15px; text-align: justify; }
.product-card a.product-card { display: block; text-decoration: none; color: inherit; }

/* 产品页查看详情按钮 */
.btn-detail { display: block; text-align: center; background: #222; color: #fff; padding: 10px 20px; border-radius: 3px; font-size: 14px; font-weight: 500; transition: 0.3s; margin-top: auto; text-decoration: none; }
.btn-detail:hover { background: var(--primary-red); color: #fff; }

@media (max-width: 1200px) {
    .product-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .product-grid { grid-template-columns: 1fr; }
}

/* --- 新闻详情样式 --- */
.article-container { max-width: 100%; }
.article-info { margin-bottom: 40px; padding-bottom: 30px; border-bottom: 2px solid #eee; }
.article-title { font-size: 32px; margin-bottom: 20px; line-height: 1.4; }
.article-meta { display: flex; gap: 30px; color: #999; font-size: 14px; }
.article-meta span { display: flex; align-items: center; gap: 5px; }

.article-body { font-size: 16px; line-height: 2; color: #333; }
.article-body p { margin-bottom: 20px; text-align: justify; }
.article-body img { width: 100%; margin: 30px 0; border-radius: 8px; }
.article-body h2 { font-size: 24px; margin: 40px 0 20px; color: var(--primary-red); }
.article-body h3 { font-size: 20px; margin: 30px 0 15px; }
.article-body ul, .article-body ol { margin: 20px 0; padding-left: 30px; }
.article-body li { margin-bottom: 10px; }
.article-body blockquote { border-left: 4px solid var(--primary-red); padding: 20px 30px; background: #f9f9f9; margin: 30px 0; font-style: italic; }

.article-tags { margin-top: 50px; padding-top: 30px; border-top: 1px solid #eee; }
.tags-label { font-size: 14px; color: #999; margin-bottom: 15px; }
.tag-list { display: flex; gap: 10px; flex-wrap: wrap; }
.tag { padding: 5px 15px; background: #f0f0f0; border-radius: 20px; font-size: 13px; color: #666; }
.tag:hover { background: var(--primary-red); color: #fff; }

.article-nav { margin-top: 50px; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.nav-item { padding: 20px; background: #f9f9f9; border-radius: 8px; transition: 0.3s; }
.nav-item:hover { background: #f0f0f0; }
.nav-label { font-size: 12px; color: #999; margin-bottom: 10px; }
.nav-title { font-size: 14px; color: #333; }
.nav-title:hover { color: var(--primary-red); }

@media (max-width: 768px) {
    .article-title { font-size: 28px; }
    .article-nav { grid-template-columns: 1fr; }
}

/* --- 联系我们页面样式 --- */
.section-padding { padding: 60px 0; }
.text-red { color: var(--primary-red); }

.contact-info { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 40px; margin-top: 40px; padding: 0 40px; }
.contact-column { flex: 1; min-width: 300px; }
.contact-section-header { margin-bottom: 10px; padding: 0 40px; }
.section-title-sm { font-size: 14px; color: var(--primary-red); text-transform: uppercase; margin-bottom: 5px; }
.section-title-lg { font-size: 32px; margin-bottom: 20px; position: relative; padding-bottom: 15px; }
.section-title-lg::after { content: ""; position: absolute; left: 0; bottom: 0; width: 40px; height: 2px; background: var(--primary-red); }

.company-name { font-size: 18px; font-weight: bold; margin-bottom: 5px; }
.company-en { color: #888; margin-bottom: 25px; display: block; }

.info-item { display: flex; align-items: center; margin-bottom: 15px; font-size: 14px; color: #555; gap: 12px; }
.info-icon-circle { width: 24px; height: 24px; background: var(--primary-red); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 12px; }
.info-icon-circle i { font-size: 11px; }

.message-section { background-color: var(--primary-red); color: #fff; position: relative; overflow: hidden; padding: 60px 0; }
.message-section::before { content: ""; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background-image: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px); background-size: 30px 30px; opacity: 0.2; }

.message-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 40px; }
.message-header-left h2 { font-size: 32px; margin-bottom: 10px; }
.message-header-left p { font-size: 14px; opacity: 0.9; margin: 0; }

.message-header-right { display: flex; align-items: center; gap: 15px; }
.message-header-right .icon-phone { font-size: 32px; color: #fff; }
.message-header-right strong { font-size: 24px; display: block; margin-top: 5px; }

.message-form { width: 100%; background: #fff; padding: 30px; color: #333; border-radius: 4px; }
.form-row { display: flex; gap: 20px; margin-bottom: 20px; }
.form-group { flex: 1; }
.form-group input, .form-group textarea { width: 100%; padding: 12px; border: 1px solid #ddd; font-family: inherit; font-size: 14px; outline: none; }
.form-group input:focus, .form-group textarea:focus { border-color: var(--primary-red); }
.form-group textarea { height: 120px; resize: none; }
.submit-btn { background: #333; color: #fff; border: none; padding: 12px 40px; font-size: 16px; cursor: pointer; width: 100%; transition: background 0.3s; }
.submit-btn:hover { background: var(--primary-red); }

@media (max-width: 768px) {
    .form-row { flex-direction: column; gap: 0; }
    .message-container { flex-direction: column; }
    .hot-line-box { justify-content: center; width: 100%; border-top: 1px solid rgba(255,255,255,0.2); padding-top: 20px; margin-top: 30px; }
}

/* --- 关于我们页面样式 --- */
.about-section { padding: 60px 0; }
.about-flex { display: flex; gap: 60px; align-items: center; }
.about-text { flex: 1; }
.about-text h3 { font-size: 24px; margin-bottom: 20px; color: #333; }
.about-text p { font-size: 14px; line-height: 2; color: #666; text-align: justify; margin-bottom: 15px; }
.about-img { flex: 1; }
.about-img img { width: 100%; border-radius: 8px; }

.advantage-section { padding: 60px 0; background: #f9f9f9; }
.advantage-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 30px; }
.advantage-item { background: #fff; padding: 30px; text-align: center; border-radius: 8px; transition: 0.3s; }
.advantage-item:hover { box-shadow: 0 5px 20px rgba(0,0,0,0.1); transform: translateY(-5px); }
.advantage-icon { font-size: 48px; margin-bottom: 20px; color: var(--primary-red); }
.advantage-item h4 { font-size: 18px; margin-bottom: 10px; }
.advantage-item p { font-size: 14px; color: #666; line-height: 1.8; }

.factory-section { padding: 60px 0; }
.factory-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.factory-grid img { width: 100%; height: 200px; object-fit: cover; border-radius: 8px; }

.honor-section { padding: 60px 0; background: #f9f9f9; }
.honor-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.honor-item { background: #fff; padding: 20px; text-align: center; border-radius: 8px; }
.honor-item img { width: 100%; height: 200px; object-fit: contain; margin-bottom: 15px; }
.honor-item h4 { font-size: 16px; color: #333; }

@media (max-width: 1200px) {
    .advantage-grid, .factory-grid, .honor-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
    .about-flex { flex-direction: column; }
    .advantage-grid, .factory-grid, .honor-grid { grid-template-columns: 2fr; }
}

/* --- 响应式适配 --- */
@media (max-width: 1200px) {
    .grid-8 { grid-template-columns: repeat(2, 1fr); }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .split-layout { flex-direction: column; }
    .content-wrapper { flex-direction: row; }
    .sidebar { width: 280px; flex-shrink: 0; }
    .content-area { min-width: 0; }
}

@media (max-width: 992px) {
    .content-wrapper { flex-direction: column; }
    .sidebar { width: 100%; }
}

@media (max-width: 992px) {
    .nav-menu { display: none; position: absolute; top: 80px; left: 0; width: 100%; background: #fff; flex-direction: column; box-shadow: 0 10px 10px rgba(0,0,0,0.1); }
    .nav-menu.active { display: flex; }
    .menu-toggle { display: block; }
    .about-flex { flex-direction: column; }
}

@media (max-width: 768px) {
    .hero { height: 400px; }
    .hero h1 { font-size: 32px; }
    .hero p { font-size: 16px; }
    .swiper-button-prev,
    .swiper-button-next {
        display: none;
    }
    .grid-8 { grid-template-columns: 1fr; }
    .grid-4 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
}

/* --- 搜索弹窗样式 --- */
.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.search-overlay.active {
    display: flex;
    opacity: 1;
}

.search-container {
    position: relative;
    width: 600px;
    max-width: 90%;
}

.search-close {
    position: absolute;
    top: -50px;
    right: 0;
    font-size: 40px;
    color: #fff;
    cursor: pointer;
    transition: 0.3s;
    line-height: 1;
}

.search-close:hover {
    color: var(--primary-red);
    transform: rotate(90deg);
}

.search-form {
    display: flex;
    align-items: center;
    background: #fff;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.search-input {
    flex: 1;
    padding: 20px 25px;
    font-size: 18px;
    border: none;
    outline: none;
    color: #333;
}

.search-input::placeholder {
    color: #999;
}

.search-btn {
    padding: 20px 25px;
    background: var(--primary-red);
    border: none;
    cursor: pointer;
    color: #fff;
    transition: 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-btn:hover {
    background: #8a0012;
}

@media (max-width: 768px) {
    .page-banner h1 { font-size: 32px; }
}

/* ========================================
   页面特有样式 - Page Banner
   ======================================== */
.page-banner {
    height: 400px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 80px;
    color: #fff;
    text-align: center;
}
.page-banner h1 { 
    font-size: 48px; 
    margin-bottom: 10px; 
    text-transform: uppercase; 
    letter-spacing: 2px; 
    font-weight: 700; 
}
.page-banner p { 
    font-size: 24px; 
    font-weight: 300; 
    opacity: 0.9; 
}

/* ========================================
   侧边栏样式
   ======================================== */
.sidebar { width: 320px; flex-shrink: 0; }
.sidebar-widget { border: 1px solid #e0e0e0; margin-bottom: 30px; background: #fff; }
.sidebar-title { 
    background: var(--primary-red); 
    color: #fff; 
    padding: 15px 20px; 
    font-size: 18px; 
    font-weight: bold; 
    position: relative; 
}
.sidebar-title::before { 
    content: ""; 
    position: absolute; 
    top: 50%; 
    left: 15px; 
    width: 8px; 
    height: 8px; 
    background: #fff; 
    border-radius: 50%; 
    transform: translateY(-50%); 
}
.sidebar-menu li a { 
    display: block; 
    padding: 15px 20px; 
    border-bottom: 1px solid #eee; 
    font-size: 16px; 
    color: #555; 
    display: flex; 
    align-items: center; 
}
.sidebar-menu li a:hover { 
    background: #fdf0f0; 
    color: var(--primary-red); 
    padding-left: 25px; 
}
.sidebar-menu li a::before { 
    content: "○"; 
    font-size: 10px; 
    margin-right: 10px; 
    color: #999; 
}
.sidebar-contact-box { text-align: center; padding: 20px; }
.sidebar-contact-box img { width: 100%; height: auto; margin-bottom: 15px; border-radius: 4px; }
.sidebar-contact-box h3 { font-size: 18px; margin-bottom: 10px; color: #333; }
.contact-info-item { 
    display: flex; 
    align-items: center; 
    margin-bottom: 10px; 
    font-size: 14px; 
    color: #666; 
    text-align: left; 
    justify-content: center;
}
.contact-info-item i { color: var(--primary-red); margin-right: 5px; font-style: normal; }
.btn-leave-msg { 
    background: var(--primary-red); 
    color: #fff; 
    border: none; 
    padding: 10px 30px; 
    font-size: 14px; 
    cursor: pointer; 
    margin-top: 10px; 
    width: 100%; 
}
.sidebar-footer-info { 
    padding: 20px; 
    background: #fff; 
    border: 1px solid #e0e0e0; 
    border-top: 3px solid var(--primary-red); 
}
.sidebar-footer-info h4 { 
    font-size: 16px; 
    border-bottom: 1px solid #eee; 
    padding-bottom: 10px; 
    margin-bottom: 15px; 
    display: flex; 
    justify-content: space-between; 
}
.sidebar-footer-info p { font-size: 14px; margin-bottom: 8px; color: #555; }
.sidebar-footer-info strong { color: #000; }

/* ========================================
   内容区域样式
   ======================================== */
.main-content { padding: 50px 0; }
.content-wrapper { display: flex; gap: 40px; }
.content-area { flex-grow: 1; background: #fff; padding: 30px; border: none; }
.page-header { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    border-bottom: 1px solid #eee; 
    padding-bottom: 15px; 
    margin-bottom: 25px; 
}
.page-title { font-size: 22px; font-weight: bold; }
.breadcrumb { font-size: 12px; color: #999; }

/* ========================================
   新闻列表样式
   ======================================== */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.news-card { background: #fff; border: 1px solid #eee; transition: 0.3s; overflow: hidden; }
.news-card:hover { box-shadow: 0 5px 20px rgba(0,0,0,0.1); transform: translateY(-5px); }
.news-thumb { width: 100%; height: 200px; background: #f0f0f0; overflow: hidden; }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: 0.3s; }
.news-card:hover .news-thumb img { transform: scale(1.05); }
.news-body { padding: 20px; }
.news-date { 
    font-size: 12px; 
    color: #999; 
    margin-bottom: 10px; 
    display: flex; 
    align-items: center; 
    gap: 5px; 
}
.news-title { font-size: 16px; font-weight: bold; margin-bottom: 10px; line-height: 1.5; }
.news-title a:hover { color: var(--primary-red); }
.news-excerpt { font-size: 14px; color: #666; line-height: 1.8; margin-bottom: 15px; }
.read-more { 
    font-size: 14px; 
    color: var(--primary-red); 
    font-weight: bold; 
    display: inline-flex; 
    align-items: center; 
    gap: 5px; 
}

/* ========================================
   文章详情样式
   ======================================== */
.article-container { max-width: 100%; }
.article-info { 
    margin-bottom: 40px; 
    padding-bottom: 30px; 
    border-bottom: 2px solid #eee; 
}
.article-title { font-size: 32px; margin-bottom: 20px; line-height: 1.4; }
.article-meta { display: flex; gap: 30px; color: #999; font-size: 14px; }
.article-meta span { display: flex; align-items: center; gap: 5px; }
.article-body { font-size: 16px; line-height: 2; color: #333; }
.article-body p { margin-bottom: 20px; }
.article-body img { max-width: 100%; margin: 20px 0; }

/* ========================================
   产品卡片样式
   ======================================== */
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.product-card { 
    border: 1px solid #eee; 
    transition: 0.3s; 
    display: flex; 
    flex-direction: column; 
    height: 100%; 
    overflow: hidden; 
}
.product-card:hover { box-shadow: 0 5px 20px rgba(0,0,0,0.1); transform: translateY(-5px); }
.product-img-box { width: 100%; height: 200px; background: #f9f9f9; overflow: hidden; }
.product-img-box img { width: 100%; height: 100%; object-fit: cover; transition: 0.3s; }
.product-card:hover .product-img-box img { transform: scale(1.05); }
.product-info { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.product-name { font-size: 18px; font-weight: bold; margin-bottom: 10px; }
.product-desc { font-size: 14px; color: #666; line-height: 1.6; margin-bottom: 15px; flex: 1; }
.product-btn { 
    align-self: flex-start; 
    padding: 8px 20px; 
    font-size: 14px; 
    background: var(--primary-red); 
    color: #fff; 
    border-radius: 4px; 
}

/* ========================================
   产品详情页样式
   ======================================== */
.product-detail-content { padding: 60px 0; }
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; margin-bottom: 60px; }
.product-gallery { }
.main-image { width: 500px; height: auto; background: #f5f5f5; border-radius: 8px; overflow: hidden; margin-bottom: 20px; }
.main-image img { width: 100%; height: 100%; object-fit: cover; }
.thumbnail-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.thumbnail { 
    height: 80px; 
    background: #f5f5f5; 
    border-radius: 4px; 
    overflow: hidden; 
    cursor: pointer; 
    border: 2px solid transparent; 
    transition: 0.3s; 
}
.thumbnail:hover, .thumbnail.active { border-color: var(--primary-red); }
.thumbnail img { width: 100%; height: 100%; object-fit: cover; }
.product-info-detail h2 { font-size: 32px; margin-bottom: 20px; }
.product-price { font-size: 28px; color: var(--primary-red); font-weight: bold; margin-bottom: 20px; }
.product-description { font-size: 14px; color: #666; line-height: 1.8; margin-bottom: 30px; }
.product-spec-item { margin-bottom: 25px; padding-bottom: 20px; border-bottom: 1px dashed #eee; }
.product-spec-item:last-child { border-bottom: none; }
.product-spec-item h4 { 
    font-size: 16px; 
    font-weight: bold; 
    color: #333; 
    margin-bottom: 12px; 
    padding-left: 12px; 
    border-left: 3px solid var(--primary-red);
    display: flex;
    align-items: center;
    gap: 8px;
}
.product-spec-item .spec-content { font-size: 14px; color: #666; line-height: 1.8; padding-left: 15px; }
.product-specs { margin-bottom: 30px; }
.spec-item { display: flex; padding: 12px 0; border-bottom: 1px solid #eee; }
.spec-label { width: 150px; color: #999; font-size: 14px; }
.spec-value { flex: 1; color: #333; font-size: 14px; }
.action-buttons { 
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.btn-action {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 35px 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 2px solid #dee2e6;
    border-radius: 10px;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.btn-action::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-red), #ff4757);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.btn-action i {
    font-size: 36px;
    color: var(--primary-red);
    margin-bottom: 15px;
    transition: all 0.4s ease;
    filter: drop-shadow(0 2px 4px rgba(166, 0, 21, 0.2));
}

.btn-action span {
    font-size: 15px;
    color: #495057;
    font-weight: 600;
    transition: all 0.4s ease;
    letter-spacing: 0.5px;
}

.btn-action:hover {
    background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
    border-color: var(--primary-red);
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(166, 0, 21, 0.2);
}

.btn-action:hover::before {
    transform: scaleX(1);
}

.btn-action:hover i {
    transform: scale(1.15) rotate(-5deg);
    color: #ff4757;
}

.btn-action:hover span {
    color: var(--primary-red);
}
.detail-tabs { margin-top: 60px; }
.tab-nav { display: flex; border-bottom: 2px solid #eee; }
.tab-btn { 
    padding: 15px 30px; 
    background: none; 
    border: none; 
    font-size: 16px; 
    cursor: pointer; 
    color: #666; 
    position: relative; 
    transition: 0.3s; 
}
.tab-btn.active { color: var(--primary-red); font-weight: bold; }
.tab-btn.active::after { 
    content: ''; 
    position: absolute; 
    bottom: -2px; 
    left: 0; 
    width: 100%; 
    height: 2px; 
    background: var(--primary-red); 
}
.tab-content { padding: 40px 0; display: none; }
.tab-content.active { display: block; }
.tab-content h3 { font-size: 24px; margin-bottom: 20px; }
.tab-content p { line-height: 2; color: #666; margin-bottom: 15px; }
.tab-content ul { margin-left: 20px; margin-bottom: 20px; }
.tab-content li { line-height: 2; color: #666; }

/* ========================================
   应用详情页样式
   ======================================== */
.application-detail-content { padding: 60px 0; }
.app-detail-container { max-width: 1000px; margin: 0 auto; }
.app-intro { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 40px; 
    margin-bottom: 60px; 
    align-items: center; 
}
.app-image { border-radius: 8px; overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,0.1); }
.app-image img { width: 100%; height: auto; }
.app-summary h2 { font-size: 32px; margin-bottom: 20px; color: var(--primary-red); }
.app-summary p { font-size: 16px; line-height: 2; color: #666; margin-bottom: 20px; }
.app-details { margin-bottom: 60px; }
.detail-section { margin-bottom: 50px; }
.detail-section h3 { 
    font-size: 24px; 
    margin-bottom: 20px; 
    padding-bottom: 10px; 
    border-bottom: 2px solid var(--primary-red); 
}
.detail-section p { font-size: 15px; line-height: 2; color: #666; margin-bottom: 15px; }
.detail-section ul { margin-left: 20px; margin-bottom: 20px; }
.detail-section li { line-height: 2; color: #666; margin-bottom: 10px; }
.case-studies { margin-bottom: 60px; }
.case-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; margin-top: 30px; }
.case-card { background: #f9f9f9; border-radius: 8px; overflow: hidden; transition: 0.3s; }
.case-card:hover { transform: translateY(-5px); box-shadow: 0 10px 30px rgba(0,0,0,0.1); }
.case-image { height: 200px; overflow: hidden; }
.case-image img { width: 100%; height: 100%; object-fit: cover; }
.case-content { padding: 20px; }
.case-content h4 { font-size: 18px; margin-bottom: 10px; }
.case-content p { font-size: 14px; color: #666; line-height: 1.8; }
.related-products { background: #f9f9f9; padding: 40px; border-radius: 8px; }
.related-products h3 { font-size: 24px; margin-bottom: 30px; text-align: center; }
.product-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.product-item { background: #fff; padding: 20px; border-radius: 8px; text-align: center; transition: 0.3s; }
.product-item:hover { box-shadow: 0 5px 20px rgba(0,0,0,0.1); }
.product-item img { width: 100%; height: 150px; object-fit: cover; border-radius: 4px; margin-bottom: 15px; }
.product-item h4 { font-size: 16px; margin-bottom: 10px; }
.product-item a { color: var(--primary-red); font-size: 14px; }

/* ========================================
   关于我们页面样式
   ======================================== */
.about-section { padding: 80px 0; background: #fff; }
.about-flex { display: flex; align-items: center; gap: 60px; }
.about-text { flex: 1; }
.about-text h3 { 
    font-size: 28px; 
    border-left: 4px solid var(--primary-red); 
    padding-left: 20px; 
    margin-bottom: 25px; 
    color: #222; 
}
.about-text p { font-size: 16px; color: #666; margin-bottom: 20px; text-align: justify; }
.about-img { flex: 1; border-radius: 10px; overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,0.1); }
.advantage-section { padding: 80px 0; background-color: #f9f9f9; }
.advantage-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 30px; }
.advantage-card { 
    background: #fff; 
    padding: 40px 20px; 
    text-align: center; 
    border-radius: 8px; 
    transition: transform 0.3s, box-shadow 0.3s; 
    border-bottom: 3px solid transparent; 
}
.advantage-card:hover { 
    transform: translateY(-10px); 
    box-shadow: 0 15px 30px rgba(0,0,0,0.1); 
    border-bottom-color: var(--primary-red); 
}
.advantage-icon { 
    font-size: 48px; 
    margin-bottom: 20px; 
    display: inline-block; 
    width: 80px; 
    height: 80px; 
    line-height: 80px; 
    border-radius: 50%; 
    background: #f0f0f0; 
    color: var(--primary-red); 
}
.advantage-card h4 { font-size: 20px; margin-bottom: 15px; color: #222; }
.advantage-card p { font-size: 14px; color: #888; padding: 0 10px; }
.factory-section { padding: 80px 0; background: #fff; }
.factory-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.factory-item { position: relative; border-radius: 8px; overflow: hidden; height: 350px; }
.factory-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.factory-item:hover img { transform: scale(1.1); }
.factory-caption { 
    position: absolute; 
    bottom: 0; 
    left: 0; 
    width: 100%; 
    padding: 20px; 
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent); 
    color: #fff; 
    font-size: 18px; 
    font-weight: 500; 
}
.honor-section { padding: 80px 0; background-color: #f9f9f9; }
.honor-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; }
.honor-card { background: #fff; padding: 40px 20px; text-align: center; border-radius: 8px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); }
.honor-card img { height: 120px; margin: 0 auto 20px; opacity: 0.6; }
.honor-card h5 { font-size: 18px; color: #333; }

/* ========================================
   联系我们页面样式
   ======================================== */
.section-padding { padding: 60px 0; }
.text-red { color: var(--primary-red); }
.contact-info { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 40px; margin-top: 40px; }
.contact-column { flex: 1; min-width: 300px; }
.section-title-sm { font-size: 14px; color: var(--primary-red); text-transform: uppercase; margin-bottom: 5px; }
.section-title-lg { 
    font-size: 32px; 
    margin-bottom: 20px; 
    position: relative; 
    padding-bottom: 15px; 
}
.section-title-lg::after { 
    content: ""; 
    position: absolute; 
    left: 0; 
    bottom: 0; 
    width: 40px; 
    height: 2px; 
    background: var(--primary-red); 
}
.company-name { font-size: 18px; font-weight: bold; margin-bottom: 5px; }
.company-en { color: #888; margin-bottom: 25px; display: block; }
.info-item { 
    display: flex; 
    align-items: center; 
    margin-bottom: 15px; 
    font-size: 14px; 
    color: #555; 
}
.info-icon { 
    width: 20px; 
    height: 20px; 
    background: var(--primary-red); 
    color: #fff; 
    border-radius: 50%; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    margin-right: 15px; 
    flex-shrink: 0; 
    font-size: 10px; 
}
.message-section { 
    background-color: var(--primary-red); 
    color: #fff; 
    position: relative; 
    overflow: hidden; 
}
.message-section::before { 
    content: ""; 
    position: absolute; 
    top: 0; 
    left: 0; 
    right: 0; 
    bottom: 0; 
    background-image: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px); 
    background-size: 30px 30px; 
    opacity: 0.2; 
}
.message-container { 
    position: relative; 
    z-index: 2; 
    display: flex; 
    justify-content: space-between; 
    align-items: flex-start; 
    flex-wrap: wrap; 
    gap: 40px; 
}
.message-text h2 { font-size: 32px; margin-bottom: 10px; }
.message-text p { font-size: 14px; opacity: 0.9; margin-bottom: 20px; }
.message-form { flex: 2; min-width: 300px; background: #fff; padding: 30px; color: #333; }
.form-row { display: flex; gap: 20px; margin-bottom: 20px; }
.form-group { flex: 1; }
.form-group input, .form-group textarea { 
    width: 100%; 
    padding: 12px; 
    border: 1px solid #ddd; 
    font-family: inherit; 
    font-size: 14px; 
    outline: none; 
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--primary-red); }
.form-group textarea { height: 120px; resize: none; }
.submit-btn { 
    background: #333; 
    color: #fff; 
    border: none; 
    padding: 12px 40px; 
    font-size: 16px; 
    cursor: pointer; 
    width: 100%; 
    transition: background 0.3s; 
}
.submit-btn:hover { background: var(--primary-red); }
.hot-line-box { display: flex; align-items: center; gap: 15px; margin-top: 10px; }
.hot-line-box .icon-phone { font-size: 40px; }
.hot-line-box div span { display: block; font-size: 14px; opacity: 0.8; }
.hot-line-box div strong { font-size: 24px; font-weight: normal; }

/* ========================================
   响应式样式
   ======================================== */
@media (max-width: 1200px) {
    .advantage-grid { grid-template-columns: repeat(3, 1fr); }
    .factory-grid { grid-template-columns: repeat(2, 1fr); }
    .honor-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 992px) {
    .content-wrapper { flex-direction: column; }
    .sidebar { width: 100%; }
    .detail-grid { grid-template-columns: 1fr; }
    .app-intro { grid-template-columns: 1fr; }
    .case-grid { grid-template-columns: 1fr; }
    .product-list { grid-template-columns: repeat(2, 1fr); }
    .about-flex { flex-direction: column; }
}

@media (max-width: 768px) {
    .page-banner { height: 300px; }
    .page-banner h1 { font-size: 32px; }
    .page-banner p { font-size: 18px; }
    .news-grid { grid-template-columns: 1fr; }
    .product-grid { grid-template-columns: 1fr; }
    .contact-info { flex-direction: column; }
    .message-container { flex-direction: column; }
    .form-row { flex-direction: column; gap: 15px; }
    .advantage-grid { grid-template-columns: 2fr; }
    .factory-grid { grid-template-columns: 1fr; }
    .honor-grid { grid-template-columns: 1fr; }
    
    /* 手机版：隐藏顶部电话 */
    .hotline {
        display: none !important;
    }
    
    /* 手机版：列表页面左侧边栏适配 */
    .content-wrapper {
        flex-direction: column;
    }
    .sidebar {
        width: 100%;
        order: -1; /* 侧边栏移到内容上方 */
    }
    .sidebar-widget {
        margin-bottom: 20px;
    }
    /* 隐藏侧边栏中的客服和联系方式模块 */
    .sidebar-contact-box,
    .sidebar-footer-info {
        display: none !important;
    }
    /* 保留分类菜单 */
    .sidebar-menu {
        display: block;
    }
    .sidebar-menu li a {
        padding: 12px 15px;
        font-size: 14px;
    }
    .content-area {
        width: 100%;
    }
    
    /* 产品详情页按钮适配 */
    .action-buttons {
        flex-direction: column;
    }
    .btn-action {
        width: 100%;
    }
}






/* 1. 将 .article-body 变为横向滚动容器（替代额外包裹 div） */
.article-body {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
 
}

/* 2. 表格基础重置与自适应 */
.article-body table {
  width: 100% !important;
  min-width: 680px; /* 临界宽度：小于此值自动触发横向滚动，保护 rowspan 结构 */
  border-collapse: collapse !important;
  border-spacing: 0 !important;
  table-layout: auto !important; /* 内容决定列宽，不固定比例 */
  font-size: 14px;
  line-height: 1.5;
  display: table;
}

/* 3. 强制覆盖 Excel 导出的固定宽高与内联样式 */
.article-body col,
.article-body td,
.article-body th {
  width: auto !important;
  height: auto !important;
  min-width: 70px; /* 列宽下限，防止文字挤压重叠 */
  padding: 10px 12px !important;
  border: 1px solid #e5e7eb !important; /* 统一替换 gainsboro 边框 */
  text-align: center !important;
  vertical-align: middle !important;
  white-space: normal !important; /* 允许长文本换行 */
  word-break: break-word !important;
  box-sizing: border-box;
}

/* 4. 表头样式强化 */
.article-body tr.firstRow{background: #b68d01;color:#fff;font-weight:bold;}

/* 5. 斑马纹提升长表格可读性 */
.article-body tbody tr:nth-child(even) td {
  background-color: #fafbfc !important;
}

/* 6. 移动端窄屏优化 */
@media (max-width: 768px) {
  .article-body table {
    min-width: 100%; /* 极窄屏幕时允许压缩，优先保证横向滚动体验 */
    font-size: 13px;
  }
  .article-body td, .article-body col {
    min-width: 55px;
    padding: 8px 6px !important;
  }
}