/* 多城市SEO系统 - 前台静态页面基础样式 - 使用CSS变量实现主题切换 */

/* ========== 主题变量（默认红色主题） ========== */
:root{
  --primary: #e60012;
  --primary-dark: #b3000e;
  --primary-light: #ff4d4f;
  --primary-bg: #fff5f5;
  --primary-border: #ffccc7;
  --primary-border-light: #ffd9d9;
  --primary-shadow: rgba(230,0,18,0.08);
  --primary-shadow-md: rgba(230,0,18,0.12);
  --primary-shadow-lg: rgba(230,0,18,0.2);
  --primary-shadow-btn: rgba(230,0,18,0.25);
  --primary-shadow-btn-hover: rgba(230,0,18,0.35);
  --primary-glow: rgba(230,0,18,0.08);
  --accent-gold: #ffd700;
  --dark-bg: #1a1a2e;
  --dark-bg-2: #2d2d44;
  --dark-bg-deep: #0f0f1a;
  --dark-border: #2d2d44;
  --dark-text: #a0a3b1;
  --dark-text-light: #bfbfbf;
  --dark-text-hover: #ff6b6b;
  --text-main: #262626;
  --text-secondary: #595959;
  --text-tertiary: #8c8c8c;
  --text-quaternary: #bfbfbf;
  --bg-page: #f7f8fa;
  --bg-card: #fff;
  --bg-section-alt: #f7f8fa;
  --border-light: #f0f0f0;
  --border-lighter: #f5f5f5;
  --border-section: #e8e8ec;
}

*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"Microsoft YaHei","Helvetica Neue",Arial,sans-serif;font-size:14px;color:#333;line-height:1.8;background:var(--bg-page)}
a{text-decoration:none;color:var(--primary)}
a:hover{color:var(--primary-dark)}
ul,li{list-style:none}
img{max-width:100%;height:auto}

.container{max-width:1200px;margin:0 auto;padding:0 15px}

/* ========== 顶部联系方式栏 ========== */
.top-bar{background:linear-gradient(90deg,var(--dark-bg),var(--dark-bg-2));color:var(--dark-text);font-size:13px;padding:7px 0;border-bottom:2px solid var(--primary)}
.top-bar .container{display:flex;justify-content:space-between;align-items:center}
.top-bar .top-contact{color:var(--dark-text)}
.top-bar .top-contact strong{color:var(--dark-text-hover);font-weight:600}
.top-bar a{color:var(--dark-text);transition:color .25s}
.top-bar a:hover{color:var(--dark-text-hover)}

/* ========== 头部导航 ========== */
.site-header{background:var(--bg-card);box-shadow:0 2px 16px var(--primary-shadow);position:sticky;top:0;z-index:100}
.header-inner{display:flex;justify-content:space-between;align-items:center;padding:16px 0;min-height:72px}
.header-logo{font-size:24px;font-weight:700;color:var(--primary);white-space:nowrap;letter-spacing:0.5px}
.header-logo a{color:inherit;text-decoration:none;display:inline-block}
.header-logo a:hover{opacity:0.85}
.header-logo img{max-height:50px;vertical-align:middle}
.header-nav{display:flex;gap:30px;align-items:center}
.header-nav a{color:#2c2c2c;font-size:16px;font-weight:500;padding:6px 2px;border-bottom:3px solid transparent;transition:all .25s;position:relative}
.header-nav a:hover,.header-nav a.active{color:var(--primary);border-bottom-color:var(--primary)}
.header-city{font-size:13px;color:#666;background:var(--primary-bg);padding:5px 14px;border-radius:20px;white-space:nowrap;border:1px solid var(--primary-border);transition:all .25s}
.header-city:hover{border-color:var(--primary);background:var(--primary-border)}
.header-city .city-switch{color:var(--primary);font-size:12px;margin-left:4px;font-weight:500}
.header-city .city-switch:hover{color:var(--primary-dark)}

/* ========== 欢迎条 ========== */
.welcome-bar{background:linear-gradient(135deg,var(--dark-bg) 0%,var(--dark-bg-2) 50%,var(--primary) 200%);color:#fff;padding:28px 0;text-align:center;position:relative;overflow:hidden}
.welcome-bar::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}
.welcome-bar::after{content:'';position:absolute;bottom:0;left:0;right:0;height:3px;background:linear-gradient(90deg,transparent,var(--primary),transparent)}
.welcome-bar h2{font-size:26px;margin-bottom:8px;position:relative;font-weight:600;letter-spacing:1px}
.welcome-bar p{font-size:14px;opacity:.85;position:relative}

/* ========== 页面Banner ========== */
.page-banner{background:linear-gradient(135deg,var(--dark-bg) 0%,var(--dark-bg-2) 50%,var(--primary-dark) 100%);color:#fff;padding:40px 0;text-align:center;position:relative;overflow:hidden}
.page-banner::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M50 40v-6h-4v6h-6v4h6v6h4v-6h6v-4h-6zm0-40V0h-4v6h-6v4h6v6h4V10h6V6h-6zM10 40v-6H6v6H0v4h6v6h4v-6h6v-4H10zM10 6V0H6v6H0v4h6v6h4V10h6V6H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}
.page-banner::after{content:'';position:absolute;bottom:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary-dark),var(--primary),var(--primary-light),var(--accent-gold))}
.page-banner h1{font-size:26px;margin-bottom:4px;font-weight:700;position:relative;text-shadow:0 2px 8px rgba(0,0,0,0.3)}
.page-banner p{font-size:13px;opacity:.8;position:relative}

/* ========== 分类筛选 ========== */
.category-filter{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:25px;padding:18px 22px;background:var(--bg-card);border-radius:8px;box-shadow:0 2px 12px var(--primary-shadow);border:1px solid var(--primary-bg)}
.category-filter a{padding:8px 20px;border:1px solid var(--primary-border-light);border-radius:20px;font-size:14px;color:var(--text-secondary);transition:all .25s;background:var(--bg-card);font-weight:400}
.category-filter a:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-bg);transform:translateY(-1px)}
.category-filter a.active{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;border-color:transparent;box-shadow:0 2px 8px var(--primary-shadow-btn)}

/* ========== 文章内容 ========== */
.article-content{background:var(--bg-card);border-radius:8px;padding:25px;box-shadow:0 2px 12px var(--primary-shadow);line-height:1.9;font-size:14px;border:1px solid #fafafa}
.article-content img{max-width:100%;border-radius:6px;margin:15px 0}
.article-content p{margin-bottom:15px;color:#333}
.article-content h2,.article-content h3{color:var(--primary-dark);margin:20px 0 12px;font-weight:600}

/* ========== 内容区 ========== */
.content-section{padding:20px 0}
.content-section:nth-child(odd){background:var(--bg-section-alt)}
.content-section:nth-child(even){background:var(--bg-card)}
.section-title{font-size:24px;font-weight:700;margin-bottom:30px;text-align:center;position:relative;padding-bottom:16px;color:var(--dark-bg)}
.section-title::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:60px;height:4px;background:linear-gradient(90deg,var(--primary-dark),var(--primary-light));border-radius:2px}
.section-title::before{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:120px;height:1px;background:var(--primary-border);border-radius:1px}

/* ========== 服务领域卡片 ========== */
.service-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:20px}
.service-card{background:var(--bg-card);border-radius:10px;padding:30px 20px;text-align:center;box-shadow:0 2px 12px var(--primary-shadow);transition:all .35s cubic-bezier(.4,0,.2,1);color:#333;display:block;border:1px solid #fafafa;position:relative;overflow:hidden}
.service-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--primary-light));transform:scaleX(0);transition:transform .35s ease;transform-origin:left}
.service-card:hover{transform:translateY(-6px);box-shadow:0 10px 28px var(--primary-shadow-md);color:#333;border-color:var(--primary-border)}
.service-card:hover::before{transform:scaleX(1)}
.service-icon{width:68px;height:68px;margin:0 auto 18px;background:linear-gradient(135deg,var(--primary-dark),var(--primary-light));border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:30px;box-shadow:0 4px 12px var(--primary-shadow-btn);transition:transform .35s ease}
.service-card:hover .service-icon{transform:scale(1.08) rotate(5deg)}
.service-card h3{font-size:17px;margin-bottom:8px;color:var(--primary-dark);font-weight:600}
.service-card p{font-size:13px;color:var(--text-tertiary);line-height:1.6}

/* ========== 新闻列表 ========== */
.news-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px}
.news-card{background:var(--bg-card);border-radius:10px;overflow:hidden;box-shadow:0 2px 12px var(--primary-shadow);transition:all .35s cubic-bezier(.4,0,.2,1);border:1px solid #fafafa}
.news-card:hover{transform:translateY(-6px);box-shadow:0 10px 28px var(--primary-shadow-md)}
.news-card img{width:100%;height:180px;object-fit:cover;transition:transform .5s ease}
.news-card:hover img{transform:scale(1.06)}
.news-card-body{padding:18px}
.news-card-body h3{font-size:16px;margin-bottom:10px;line-height:1.5;font-weight:600}
.news-card-body h3 a{color:var(--text-main);transition:color .25s}
.news-card-body h3 a:hover{color:var(--primary)}
.news-card-body p{font-size:13px;color:var(--text-tertiary);line-height:1.7;margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card-body .meta{font-size:12px;color:var(--text-quaternary);display:flex;align-items:center;gap:10px}
.news-card-body .meta::before{content:'';display:inline-block;width:4px;height:4px;background:var(--primary);border-radius:50%}

/* ========== 新闻分类导航 ========== */
.news-layout{display:grid;grid-template-columns:250px 1fr;gap:24px}
.sidebar-cats{background:var(--bg-card);border-radius:10px;padding:20px;box-shadow:0 2px 12px var(--primary-shadow);height:fit-content;border:1px solid #fafafa}
.sidebar-cats h3{font-size:17px;margin-bottom:18px;padding-bottom:12px;border-bottom:2px solid var(--primary-bg);color:var(--primary-dark);font-weight:600;position:relative}
.sidebar-cats h3::after{content:'';position:absolute;bottom:-2px;left:0;width:40px;height:2px;background:var(--primary);border-radius:1px}
.sidebar-cats li{padding:11px 16px;border-radius:6px;cursor:pointer;transition:all .25s;font-size:14px;color:var(--text-secondary);margin-bottom:4px;border-left:3px solid transparent}
.sidebar-cats li:hover,.sidebar-cats li.active{background:linear-gradient(90deg,var(--primary-bg),#fffaf0);color:var(--primary);font-weight:600;border-left-color:var(--primary)}

/* ========== 产品卡片 ========== */
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px}
.product-card{background:var(--bg-card);border-radius:10px;overflow:hidden;box-shadow:0 2px 12px var(--primary-shadow);transition:all .35s cubic-bezier(.4,0,.2,1);border:1px solid #fafafa}
.product-card:hover{transform:translateY(-6px);box-shadow:0 10px 28px var(--primary-shadow-md)}
.product-card img{width:100%;height:200px;object-fit:cover;transition:transform .5s ease}
.product-card:hover img{transform:scale(1.06)}
.product-card-body{padding:18px}
.product-card-body h3{font-size:16px;margin-bottom:10px;font-weight:600}
.product-card-body h3 a{color:var(--text-main);transition:color .25s}
.product-card-body h3 a:hover{color:var(--primary)}
.product-card-body p{font-size:13px;color:var(--text-tertiary);margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.7}

/* ========== 产品详情 ========== */
.product-detail{background:var(--bg-card);border-radius:10px;padding:30px;box-shadow:0 2px 12px var(--primary-shadow);border:1px solid #fafafa}
.product-detail h1{font-size:26px;margin-bottom:18px;color:var(--primary-dark);font-weight:600}
.product-gallery{display:flex;gap:12px;margin-bottom:24px;flex-wrap:wrap}
.product-gallery img{width:120px;height:120px;object-fit:cover;border-radius:8px;border:2px solid #f5f5f5;cursor:pointer;transition:all .25s}
.product-gallery img:hover{border-color:var(--primary);transform:scale(1.05)}
.product-content{margin-top:24px;line-height:2;font-size:15px;border-top:1px solid var(--border-light);padding-top:20px}
.product-content img{max-width:100%;border-radius:6px}

/* ========== 新闻详情 ========== */
.news-detail{background:var(--bg-card);border-radius:10px;padding:40px;box-shadow:0 2px 12px var(--primary-shadow);border:1px solid #fafafa}
.news-detail h1{font-size:26px;margin-bottom:12px;color:var(--primary-dark);line-height:1.4;font-weight:600}
.news-detail .meta{font-size:13px;color:#999;margin-bottom:25px;padding-bottom:18px;border-bottom:1px solid var(--border-light)}
.news-detail .cover{width:100%;max-height:400px;object-fit:cover;border-radius:8px;margin-bottom:25px}
.news-detail .content{line-height:2;font-size:15px;color:var(--text-main)}
.news-detail .content img{max-width:100%;border-radius:6px;margin:12px 0}

/* ========== 联系我们 ========== */
.contact-section{background:var(--bg-card);border-radius:10px;padding:30px;box-shadow:0 2px 12px var(--primary-shadow);border:1px solid #fafafa}
.contact-item{display:flex;align-items:center;padding:20px 0;border-bottom:1px solid var(--border-lighter);transition:background .25s}
.contact-item:hover{background:var(--primary-bg)}
.contact-item:last-child{border-bottom:none}
.contact-item .icon{width:52px;height:52px;background:linear-gradient(135deg,var(--primary-dark),var(--primary-light));color:#fff;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;margin-right:20px;flex-shrink:0;box-shadow:0 4px 12px var(--primary-shadow-btn)}
.contact-item .label{font-weight:600;width:80px;color:var(--text-secondary);font-size:15px}
.contact-item .value{color:var(--text-main);flex:1;font-size:15px;font-weight:500}

/* ========== 按钮 ========== */
.btn{display:inline-block;padding:9px 24px;border:1px solid #d9d9d9;border-radius:6px;font-size:14px;cursor:pointer;background:var(--bg-card);color:var(--text-secondary);transition:all .25s;text-align:center;font-weight:400}
.btn:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-bg)}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;border-color:transparent;box-shadow:0 2px 8px var(--primary-shadow-btn)}
.btn-primary:hover{background:linear-gradient(135deg,var(--primary-dark),var(--primary));color:#fff;box-shadow:0 4px 12px var(--primary-shadow-btn-hover);transform:translateY(-1px)}
.btn-lg{padding:12px 38px;font-size:16px;border-radius:8px}
.btn-sm{padding:5px 14px;font-size:13px;border-radius:4px}

/* ========== 底部SEO关键词 ========== */
.footer-keywords{background:var(--bg-page);padding:13px 0;border-top:1px solid var(--border-section)}
.footer-keywords .container{display:flex;flex-direction:column;gap:10px}
.footer-keywords .kw-group{font-size:12px;color:var(--text-tertiary);line-height:1.6}
.footer-keywords .kw-label{font-weight:600;color:var(--text-secondary);margin-right:8px}
.footer-keywords .kw-group a,.footer-keywords .kw-group span{color:var(--text-tertiary);margin:0 3px;transition:all .25s;padding:2px 4px;border-radius:3px}
.footer-keywords .kw-group a:hover{color:var(--primary);background:var(--primary-bg)}

/* ========== 底部 ========== */
.site-footer{background:var(--dark-bg-deep);color:var(--text-tertiary);padding:8px 0 0;margin-top:0;border-top:3px solid var(--primary)}
.footer-inner{display:flex;justify-content:flex-end;align-items:center;flex-wrap:wrap;gap:8px}
.footer-contact{text-align:right;font-size:12px;line-height:1.5;color:var(--text-tertiary)}
.footer-contact strong{color:#d9d9d9;font-size:13px;margin-right:6px}
.footer-contact span{display:inline-block;margin-left:8px}
.footer-contact .tel strong{color:var(--dark-text-hover)}
.footer-bottom-bar{padding:5px 0;text-align:center}
.footer-bottom-bar .container{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:0}
.footer-bottom-bar a{color:var(--dark-text-light);font-size:12px;padding:0 10px;transition:color .25s;border-right:1px solid var(--dark-border)}
.footer-bottom-bar a:last-child{border-right:none}
.footer-bottom-bar a:hover{color:var(--dark-text-hover)}
.footer-copyright{text-align:center;padding:6px 0;font-size:11px;color:var(--dark-text)}
.footer-copyright a{color:var(--text-tertiary);transition:color .25s}
.footer-copyright a:hover{color:var(--dark-text-hover)}

/* ========== 底部城市分站链接 ========== */
.footer-city-links{background:var(--dark-bg-deep);padding:7px 0}
.city-link-group{display:flex;align-items:flex-start;gap:6px;flex-wrap:wrap;font-size:11px;line-height:1.6}
.city-link-label{color:var(--dark-text-light);white-space:nowrap;font-weight:600}
.city-link-items{display:flex;flex-wrap:wrap;gap:1px}
.city-link-items a{color:var(--dark-text-light);transition:all .25s;padding:1px 4px;border-radius:3px}
.city-link-items a:hover{color:var(--dark-text-hover);background:var(--dark-bg-2)}
.city-sep{color:var(--dark-border);margin:0 4px}

/* ========== 友情链接 ========== */
.friend-links{background:#fafbfc;padding:11px 0;border-top:1px solid var(--border-section);border-bottom:1px solid var(--border-section)}
.friend-links .container{display:flex;align-items:center;gap:15px;flex-wrap:wrap}
.friend-links .label{font-weight:600;color:var(--text-secondary);font-size:13px}
.friend-links a{color:var(--text-tertiary);font-size:13px;transition:color .25s}
.friend-links a:hover{color:var(--primary)}

/* ========== 底部单页导航 ========== */
.bottom-pages{background:var(--bg-card);padding:12px 0;border-top:1px solid var(--border-section);border-bottom:1px solid var(--border-section)}
.bottom-pages-row{text-align:center;line-height:1.6;font-size:12px}
.bottom-pages-row a{color:var(--text-secondary);margin:0 3px;transition:all .25s;padding:2px 4px;border-radius:3px}
.bottom-pages-row a:hover{color:var(--primary);background:var(--primary-bg)}
.bottom-pages-row .sep{color:#d9d9d9;margin:0 6px}

/* ========== 分页 ========== */
.pagination{display:flex;justify-content:center;gap:8px;margin:30px 0;flex-wrap:wrap}
.pagination a,.pagination span{padding:8px 16px;border:1px solid var(--primary-border-light);border-radius:6px;font-size:14px;color:var(--text-secondary);background:var(--bg-card);transition:all .25s}
.pagination a:hover{background:var(--primary-bg);border-color:var(--primary);color:var(--primary);transform:translateY(-1px)}
.pagination .current{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;border-color:transparent;box-shadow:0 2px 8px var(--primary-shadow-btn)}

/* ========== 右侧浮动客服 ========== */
.float-contact{position:fixed;right:12px;top:50%;transform:translateY(-50%);z-index:999;width:160px;background:var(--bg-card);border-radius:10px;box-shadow:0 8px 32px var(--primary-shadow-lg);overflow:hidden;border:1px solid var(--primary-bg)}
.float-contact::before{content:'';display:block;height:4px;background:linear-gradient(90deg,var(--primary-dark),var(--primary-light))}
.float-contact .fc-inner{padding:12px;font-size:13px;line-height:1.7;color:#333}
.float-contact .fc-inner img{max-width:100%;height:auto;display:block;margin:8px auto;border-radius:6px}
.float-contact .fc-inner a{color:var(--primary);text-decoration:none;font-weight:500;transition:color .2s}
.float-contact .fc-inner a:hover{color:var(--primary-dark);text-decoration:underline}
.float-contact .fc-close{position:absolute;top:8px;right:8px;font-size:18px;color:#fff;cursor:pointer;line-height:1;width:20px;height:20px;background:rgba(0,0,0,0.2);border-radius:50%;display:none;align-items:center;justify-content:center;transition:all .2s}
.float-contact:hover .fc-close{display:flex}
.float-contact .fc-close:hover{background:var(--primary);color:#fff;transform:rotate(90deg)}

/* ========== 订单弹窗 ========== */
.order-modal-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(179,0,14,0.2);backdrop-filter:blur(4px);z-index:9999;justify-content:center;align-items:flex-start;padding-top:50px;overflow-y:auto;animation:fadeIn .25s ease}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.order-modal-overlay.show{display:flex}
.order-modal{background:var(--bg-card);border-radius:12px;width:500px;max-width:92%;box-shadow:0 12px 40px var(--primary-shadow-lg);animation:slideDown .3s cubic-bezier(.4,0,.2,1)}
@keyframes slideDown{from{transform:translateY(-20px);opacity:0}to{transform:translateY(0);opacity:1}}
.order-modal-header{padding:18px 24px;border-bottom:1px solid var(--primary-bg);display:flex;justify-content:space-between;align-items:center;background:linear-gradient(135deg,var(--primary-dark),var(--primary));color:#fff;border-radius:12px 12px 0 0}
.order-modal-header h3{font-size:18px;color:#fff;font-weight:600}
.order-modal-close{font-size:24px;cursor:pointer;color:#fff;opacity:.85;transition:all .2s;line-height:1}
.order-modal-close:hover{opacity:1;transform:rotate(90deg)}
.order-modal-body{padding:24px}
.order-modal-body .form-group{margin-bottom:18px}
.order-modal-body label{display:block;margin-bottom:6px;font-weight:600;font-size:13px;color:var(--text-secondary)}
.order-modal-body input,.order-modal-body textarea{width:100%;padding:10px 14px;border:1px solid var(--primary-border-light);border-radius:6px;font-size:14px;transition:all .25s;background:var(--primary-bg)}
.order-modal-body textarea{min-height:80px;resize:vertical}
.order-modal-body input:focus,.order-modal-body textarea:focus{border-color:var(--primary);background:var(--bg-card);box-shadow:0 0 0 3px var(--primary-glow);outline:none}
.order-modal-footer{padding:14px 24px;border-top:1px solid var(--primary-bg);text-align:right;background:var(--primary-bg);border-radius:0 0 12px 12px}
.order-modal-footer .btn{margin-left:8px}
.order-success-msg{background:#f6ffed;border:1px solid #b7eb8f;color:#389e0d;padding:20px;border-radius:8px;text-align:center;font-size:15px;font-weight:500}

/* ========== 联系我们页面 ========== */
.contact-section .container{padding:30px 15px}
.contact-hero{text-align:center;padding:30px 0 40px}
.contact-hero-title{font-size:28px;font-weight:700;color:var(--dark-bg);margin-bottom:10px;position:relative;display:inline-block}
.contact-hero-title::after{content:'';position:absolute;bottom:-8px;left:50%;transform:translateX(-50%);width:50px;height:3px;background:linear-gradient(90deg,var(--primary),var(--primary-light));border-radius:2px}
.contact-hero-desc{color:var(--text-tertiary);font-size:14px;margin-top:18px}

.contact-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-bottom:40px}
.contact-card{background:#fff;border-radius:12px;padding:24px 20px;box-shadow:0 2px 12px rgba(0,0,0,0.06);transition:all .3s ease;border:1px solid var(--border-lighter);position:relative;overflow:hidden}
.contact-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--primary-light));transform:scaleX(0);transition:transform .3s ease;transform-origin:left}
.contact-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(230,0,18,0.12);border-color:var(--primary-border)}
.contact-card:hover::before{transform:scaleX(1)}
.contact-card-icon{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff;margin-bottom:16px;box-shadow:0 4px 12px rgba(0,0,0,0.15)}
.contact-card-icon svg{width:28px;height:28px}
.contact-card-body h3{font-size:15px;color:var(--text-secondary);font-weight:500;margin-bottom:6px}
.contact-card-value{font-size:20px;font-weight:700;color:var(--dark-bg);margin-bottom:8px;line-height:1.3}
.contact-card-tag{font-size:12px;color:var(--text-tertiary);background:var(--bg-page);padding:3px 10px;border-radius:12px;display:inline-block}

.contact-main{display:grid;grid-template-columns:1.6fr 1fr;gap:30px}
.contact-content-wrap{background:#fff;border-radius:12px;padding:30px;box-shadow:0 2px 12px rgba(0,0,0,0.06);border:1px solid var(--border-lighter)}
.contact-content-header{margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--border-light)}
.contact-content-header h3{font-size:20px;font-weight:700;color:var(--dark-bg);margin-bottom:6px}
.contact-content-header p{font-size:13px;color:var(--text-tertiary)}
.contact-content-body{font-size:14px;line-height:1.8;color:var(--text-main)}
.contact-content-body p{margin-bottom:14px}
.contact-content-body img{max-width:100%;border-radius:8px}
.contact-form-side{display:flex;flex-direction:column;gap:20px}
.contact-form-wrap{background:#fff;border-radius:12px;padding:30px;box-shadow:0 2px 12px rgba(0,0,0,0.06);border:1px solid var(--border-lighter)}
.contact-form-header{margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--border-light)}
.contact-form-header h3{font-size:20px;font-weight:700;color:var(--dark-bg);margin-bottom:6px}
.contact-form-header p{font-size:13px;color:var(--text-tertiary)}
.contact-form .form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.contact-form .form-group{margin-bottom:16px}
.contact-form label{display:block;font-size:13px;color:var(--text-secondary);margin-bottom:6px;font-weight:500}
.contact-form label i{color:var(--primary);font-style:normal;margin-left:2px}
.contact-form input,.contact-form textarea{width:100%;padding:10px 14px;border:1px solid var(--primary-border-light);border-radius:8px;font-size:14px;transition:all .25s;background:var(--bg-card);font-family:inherit}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow);outline:none;background:#fff}
.contact-form textarea{resize:vertical;min-height:100px}
.contact-submit-btn{display:inline-flex;align-items:center;gap:8px;padding:12px 36px;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;border:none;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;transition:all .25s;box-shadow:0 4px 12px var(--primary-shadow-btn)}
.contact-submit-btn:hover{transform:translateY(-1px);box-shadow:0 6px 16px var(--primary-shadow-btn-hover)}
.contact-submit-btn svg{width:18px;height:18px}

.contact-info-side{display:flex;flex-direction:column;gap:20px}
.info-block{background:#fff;border-radius:12px;padding:24px;box-shadow:0 2px 12px rgba(0,0,0,0.06);border:1px solid var(--border-lighter)}
.info-block h4{font-size:16px;font-weight:700;color:var(--dark-bg);margin-bottom:16px;padding-bottom:10px;border-bottom:2px solid var(--primary-bg)}
.info-list{display:flex;flex-direction:column;gap:12px}
.info-list li{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;font-size:13px}
.info-label{color:var(--text-tertiary);white-space:nowrap;flex-shrink:0}
.info-val{color:var(--text-main);font-weight:500;text-align:right;word-break:break-all}
.info-banner{background:linear-gradient(135deg,var(--primary-dark),var(--primary));border-radius:12px;padding:20px;color:#fff;display:flex;align-items:center;gap:14px;box-shadow:0 4px 16px var(--primary-shadow-btn)}
.info-banner-icon{width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,0.2);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.info-banner-icon svg{width:24px;height:24px}
.info-banner h4{font-size:15px;font-weight:700;margin-bottom:4px}
.info-banner p{font-size:12px;opacity:.85}

/* ========== 移动端适配 ========== */
@media(max-width:768px){
  .header-inner{flex-direction:column;gap:12px;padding:12px 0}
  .header-nav{flex-wrap:wrap;justify-content:center;gap:12px}
  .header-nav a{font-size:14px}
  .news-layout{grid-template-columns:1fr}
  .news-grid,.product-grid{grid-template-columns:1fr}
  .service-grid{grid-template-columns:1fr 1fr;gap:12px}
  .welcome-bar h2{font-size:18px}
  .page-banner h1{font-size:18px;margin-bottom:4px}
  .page-banner{padding:15px 0}
  .product-detail,.news-detail,.article-content{padding:15px}
  .footer-inner{flex-direction:column;align-items:flex-start;gap:12px}
  .footer-contact{text-align:left}
  .section-title{font-size:18px}
  .content-section{padding:15px 0}
  .float-contact{width:130px;right:6px}
  .contact-hero{padding:20px 0 30px}
  .contact-hero-title{font-size:22px}
  .contact-cards{grid-template-columns:1fr;gap:12px}
  .contact-card{padding:18px 16px}
  .contact-card-icon{width:48px;height:48px}
  .contact-card-icon svg{width:24px;height:24px}
  .contact-card-value{font-size:18px}
  .contact-main{grid-template-columns:1fr;gap:20px}
  .contact-content-wrap{padding:20px}
  .contact-form-wrap{padding:20px}
  .contact-form .form-row{grid-template-columns:1fr;gap:0}
  .contact-submit-btn{width:100%;justify-content:center}
}