@charset "utf-8";
*{margin:0;padding:0;box-sizing:border-box;}
body{color:#515d6b;font-size:14px;font-family:"Microsoft Yahei","微软雅黑",Arial,sans-serif;background:#fff;overflow-x:hidden;line-height:1.6;}
a{color:#515d6b;text-decoration:none;outline:0;transition:color .25s,background .25s;}
a:hover{color:#ff002a;}
img{border:0;max-width:100%;display:block;}
svg{display:block;}
ul,li,ol{list-style:none;}
.fl{float:left;}.fr{float:right;}.clear{clear:both;}
.main{width:100%;max-width:1200px;margin:0 auto;padding:0 15px;position:relative;}
.img-fallback{background:linear-gradient(135deg,#ff002a,#1a1d22);}

/* ===== 顶部信息栏 + 导航 (topbox>lotbox+menubox) ===== */
.topbox{position:relative;z-index:50;width:100%;}
.lotbox{background:#1a1d22;}
.header{height:96px;display:flex;align-items:center;justify-content:space-between;}
.logo{display:flex;align-items:center;gap:14px;}
.logo-icon{width:54px;height:54px;flex-shrink:0;color:#ff002a;}
.logo-text{display:flex;flex-direction:column;line-height:1.1;}
.logo-name{color:#fff;font-size:30px;font-weight:bold;letter-spacing:2px;}
.logo-slogan{color:#9aa3ad;font-size:13px;letter-spacing:3px;margin-top:5px;}
.tel{text-align:right;}
.tel-label{color:#9aa3ad;font-size:13px;display:block;margin-bottom:4px;}
.tel-num{color:#ff002a;font-family:"Impact","Arial",sans-serif;font-size:32px;font-weight:bold;letter-spacing:1px;}
.notice{background:#eee;height:54px;display:flex;align-items:center;justify-content:space-between;overflow:hidden;padding:0 15px;}
.notice-marquee{flex:1;overflow:hidden;white-space:nowrap;color:#1a1d22;font-size:13px;}
.notice-marquee span{display:inline-block;padding-left:100%;animation:marquee 22s linear infinite;}
@keyframes marquee{0%{transform:translateX(0);}100%{transform:translateX(-100%);}}
.search{display:flex;align-items:center;background:#fff;border:1px solid #d4d4d4;height:34px;}
.search-input{border:0;outline:0;height:34px;width:180px;padding:0 10px;font-size:13px;color:#707070;background:transparent;}
.search-btn{border:0;background:#ff002a;color:#fff;height:34px;width:44px;font-size:13px;cursor:pointer;}
.menubox{background:#ff002a;height:64px;position:relative;}
.menu{display:flex;justify-content:center;align-items:center;height:64px;}
.menu>li{position:relative;height:64px;}
.menu>li>a{display:flex;align-items:center;justify-content:center;height:64px;padding:0 30px;color:#fff;font-size:17px;font-weight:500;}
.menu>li>a:hover,.menu>li.cur>a{font-weight:bold;background:rgba(0,0,0,.12);}
.menu .arrow{margin-left:6px;font-size:10px;}
.sub-menu{position:absolute;top:64px;left:50%;transform:translateX(-50%);min-width:160px;background:#1a1d22;display:none;z-index:60;}
.menu>li:hover .sub-menu{display:block;}
.sub-menu li a{display:block;padding:12px 18px;color:#fff;font-size:14px;text-align:center;border-bottom:1px solid #2a2e35;}
.sub-menu li:last-child a{border-bottom:0;}
.sub-menu li a:hover{background:#ff002a;color:#fff;}
.menu-toggle{display:none;}

/* ===== Banner ===== */
.banner{position:relative;height:560px;overflow:hidden;background:#1a1d22;}
.banner-slider{position:relative;height:100%;}
.banner-slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity 1s ease-in-out;}
.banner-slide.active{opacity:1;}
.banner-slide::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(26,29,34,.72) 0%,rgba(26,29,34,.3) 60%,transparent 100%);}
.banner-text{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:100%;max-width:1200px;padding:0 15px;z-index:2;}
.banner-title{color:#fff;font-size:46px;font-weight:bold;letter-spacing:2px;text-shadow:0 2px 10px rgba(0,0,0,.5);}
.banner-subtitle{color:#e4e7eb;font-size:20px;margin-top:18px;letter-spacing:1px;}
.banner-btn{display:inline-block;margin-top:32px;background:#ff002a;color:#fff;padding:14px 38px;font-size:16px;}
.banner-btn:hover{background:#ea042b;color:#fff;}
.banner-dots{position:absolute;bottom:28px;left:0;width:100%;text-align:center;z-index:3;}
.banner-dot{display:inline-block;width:42px;height:5px;margin:0 4px;background:rgba(255,255,255,.4);cursor:pointer;transition:background .3s;vertical-align:middle;}
.banner-dot.active{background:#ff002a;}

/* ===== 区块标题 ===== */
.section-head{text-align:center;margin-bottom:40px;}
.section-en{font-family:"Impact","Arial",sans-serif;font-size:34px;color:#ff002a;letter-spacing:2px;text-transform:uppercase;}
.section-cn{font-size:26px;color:#fff;font-weight:bold;margin-top:6px;letter-spacing:3px;}
.section-cat{margin-top:18px;color:#767d8d;font-size:14px;}
.section-cat a{color:#767d8d;margin:0 4px;}
.section-cat a:hover{color:#fff;}
.section-cat .more-link{color:#fff;}

/* ===== navarar 特色三栏 ===== */
.feature-row{background:#fff;padding:60px 0;}
.feature-row .main{display:flex;justify-content:center;gap:60px;}
.feature-item{text-align:center;width:220px;}
.feature-num{font-family:"Impact","Arial",sans-serif;font-size:42px;color:#ff002a;line-height:1;}
.feature-icon{margin:14px auto;width:74px;height:74px;border-radius:50%;background:#f5f5f5;display:flex;align-items:center;justify-content:center;color:#ff002a;transition:background .3s,color .3s;}
.feature-icon svg{width:38px;height:38px;}
.feature-item:hover .feature-icon{background:#ff002a;color:#fff;}
.feature-cn{display:block;color:#1a1d22;font-size:22px;font-weight:bold;margin-top:10px;}
.feature-en{display:block;color:#898989;font-size:13px;letter-spacing:2px;text-transform:uppercase;margin-top:4px;}

/* ===== 产品区 (暗色) ===== */
.product-section{background:#24272e;padding:70px 0 80px;}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:20px;}
.product-card{background:#1a1d22;border-bottom:3px solid #07090e;overflow:hidden;transition:transform .3s;}
.product-card:hover{transform:translateY(-6px);}
.product-card a{display:block;}
.product-card-img{width:100%;height:200px;overflow:hidden;}
.product-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.product-card:hover .product-card-img img{transform:scale(1.06);}
.product-card-name{color:#fff;font-size:15px;text-align:center;line-height:54px;height:54px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;padding:0 10px;transition:background .3s;}
.product-card:hover .product-card-name{background:#ea042b;}

/* ===== 解决方案区 (浅色) ===== */
.solution-area{background:#f5f5f5;padding:64px 0;}
.solution-area .main{display:flex;gap:50px;align-items:flex-start;}
.solution-left{flex:1;}
.solution-head{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #dcdcdc;padding-bottom:14px;margin-bottom:20px;}
.solution-title{font-size:24px;color:#1a1d22;font-weight:bold;}
.solution-more{color:#ff002a;font-size:14px;}
.solution-text{color:#898989;line-height:28px;font-size:14px;margin-bottom:22px;}
.solution-list{}
.solution-list-item{display:flex;justify-content:space-between;line-height:38px;border-bottom:1px dashed #dcdcdc;}
.solution-list-item .fl{color:#505051;font-size:14px;width:80%;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.solution-list-item:hover .fl{color:#ff002a;}
.solution-list-item .fr{color:#aaa;font-size:12px;}
.contact-right{width:340px;flex-shrink:0;}
.contact-tel-label{color:#898989;font-size:16px;display:flex;align-items:center;gap:8px;}
.contact-tel-label svg{width:18px;height:18px;color:#ff002a;}
.contact-tel-num{color:#1a1d22;font-family:"Impact","Arial",sans-serif;font-size:30px;font-weight:bold;margin:8px 0 16px;}
.contact-qr-box{background:#fff;padding:20px;text-align:center;border:1px solid #e5e5e5;}
.contact-qr-box img{width:130px;height:130px;margin:0 auto;}
.contact-qr-box p{color:#898989;font-size:13px;margin-top:10px;}
.contact-main-info{color:#515d6b;font-size:14px;line-height:30px;margin-top:18px;}

/* ===== 成功案例区 (米色) ===== */
.case-section{background:#f4e8d8;padding:60px 0;}
.case-section .main{display:flex;align-items:center;gap:40px;}
.case-left{width:240px;flex-shrink:0;}
.case-title-cn{font-size:26px;color:#1a1d22;font-weight:bold;}
.case-title-en{font-family:"Impact","Arial",sans-serif;color:#b9a37e;font-size:22px;text-transform:uppercase;margin-top:4px;}
.case-tel{margin-top:24px;color:#898989;font-size:14px;}
.case-tel .num{display:block;font-family:"Impact","Arial",sans-serif;font-size:26px;color:#1a1d22;}
.case-more{display:inline-block;margin-top:20px;background:#fff;border:1px solid #9b9b9b;color:#707070;padding:8px 22px;font-size:14px;}
.case-more:hover{background:#ff002a;color:#fff;border-color:#ff002a;}
.case-right{flex:1;display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.case-img{overflow:hidden;height:200px;background:#ddd;}
.case-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.case-img:hover img{transform:scale(1.06);}

/* ===== 友情链接 ===== */
.friend-link{background:#f5f5f5;text-align:center;padding:22px 0;color:#707070;font-size:14px;}
.friend-link a{color:#707070;padding:0 14px;}
.friend-link a:hover{color:#ff002a;}

/* ===== 页脚 ===== */
footer{background:#1a1d22;color:#9aa3ad;}
.foot-nav{background:#ea042b;text-align:center;padding:14px 0;}
.foot-nav a{color:#fff;display:inline-block;padding:0 20px;font-size:15px;}
.foot-nav a:hover{color:#fff;text-decoration:underline;}
.foot-main{padding:46px 0 36px;display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:30px;}
.foot-col-title{color:#fff;font-size:17px;font-weight:bold;margin-bottom:18px;}
.foot-col p{line-height:28px;font-size:13px;color:#9aa3ad;}
.foot-col-list li{margin-bottom:10px;}
.foot-col-list a{color:#9aa3ad;font-size:13px;}
.foot-col-list a:hover{color:#ff002a;}
.foot-contact .row{display:flex;align-items:flex-start;gap:10px;margin-bottom:12px;font-size:13px;line-height:24px;}
.foot-contact .row svg{width:16px;height:16px;color:#ff002a;flex-shrink:0;margin-top:4px;}
.foot-qr img{width:110px;height:110px;margin-top:14px;background:#fff;padding:5px;}
.foot-qr p{margin-top:10px;font-size:12px;color:#9aa3ad;}
.foot-bottom{border-top:1px solid #2a2e35;text-align:center;padding:20px 15px;font-size:13px;color:#7a828c;line-height:1.9;}
.foot-bottom a{color:#7a828c;}
.beian-link:hover{color:#ff002a;}

/* ===== 悬浮按钮 ===== */
.float-bar{position:fixed;right:18px;bottom:80px;z-index:80;display:flex;flex-direction:column;}
.float-btn{width:54px;height:54px;background:#1a1d22;color:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:2px;cursor:pointer;font-size:20px;border:0;}
.float-btn:hover{background:#ff002a;}
.float-btn svg{width:24px;height:24px;}
.float-back{}

/* ===== 内页 Banner + 面包屑 ===== */
.n-banner{height:300px;background-size:cover;background-position:center;position:relative;display:flex;align-items:center;justify-content:center;}
.n-banner::after{content:"";position:absolute;inset:0;background:rgba(26,29,34,.55);}
.n-banner-text{position:relative;z-index:2;text-align:center;}
.n-banner-title{color:#fff;font-size:38px;font-weight:bold;letter-spacing:3px;}
.n-banner-en{color:rgba(255,255,255,.75);font-family:"Impact","Arial",sans-serif;font-size:18px;margin-top:8px;letter-spacing:2px;text-transform:uppercase;}
.ntit{background:#f5f5f5;border-bottom:2px solid #ff002a;}
.ntt{max-width:1200px;margin:0 auto;padding:0 15px;display:flex;align-items:center;justify-content:space-between;height:60px;}
.ntt-left{display:flex;align-items:baseline;gap:12px;}
.ntt-cn{font-size:22px;color:#1a1d22;font-weight:bold;}
.ntt-en{font-size:14px;color:#aaa;font-family:"Impact","Arial",sans-serif;text-transform:uppercase;font-style:normal;}
.weiz{color:#898989;font-size:13px;}
.weiz a{color:#898989;}
.weiz a:hover{color:#ff002a;}

/* ===== 内页布局 ===== */
.fyMain{max-width:1200px;margin:0 auto;padding:40px 15px;display:flex;gap:30px;align-items:flex-start;}
.fyLeft{width:250px;flex-shrink:0;}
.side-box{margin-bottom:28px;}
.side-title{background:#1a1d22;color:#fff;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;}
.side-title-cn{font-size:18px;font-weight:bold;}
.side-title-en{font-family:"Impact","Arial",sans-serif;color:#ff002a;font-size:14px;}
.side-pro,.side-news{background:#f7f7f7;}
.side-pro-item a{display:block;padding:12px 16px;color:#6d6d6d;font-size:14px;border-bottom:1px solid #ececec;text-align:center;}
.side-pro-item a:hover,.side-pro-item a.cur{color:#fff;background:#ff002a;}
.side-news-item a{display:block;padding:11px 16px;color:#707070;font-size:13px;border-bottom:1px solid #ececec;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.side-news-item a:hover{color:#ff002a;}
.side-contact-box{background:#1a1d22;color:#9aa3ad;padding:18px 16px;font-size:13px;line-height:28px;}
.side-contact-box .tel{font-family:"Impact","Arial",sans-serif;color:#ff002a;font-size:24px;text-align:left;}
.fyRight{flex:1;min-width:0;}
.crumb-title{display:flex;align-items:baseline;justify-content:space-between;border-bottom:1px solid #dcdcdc;padding-bottom:14px;margin-bottom:24px;}
.crumb-title-cn{font-size:22px;color:#1a1d22;font-weight:bold;padding-left:12px;border-left:5px solid #ff002a;}

/* ===== 关于我们 ===== */
.about-block{margin-bottom:40px;}
.about-intro{display:flex;gap:30px;align-items:flex-start;}
.about-img{width:46%;flex-shrink:0;height:280px;overflow:hidden;}
.about-img img{width:100%;height:100%;object-fit:cover;}
.about-text{flex:1;}
.about-text h3{color:#1a1d22;font-size:20px;margin-bottom:14px;}
.about-text p{color:#666;line-height:30px;margin-bottom:12px;font-size:14px;}
.about-title{font-size:22px;color:#1a1d22;font-weight:bold;margin-bottom:20px;padding-left:12px;border-left:5px solid #ff002a;}
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:30px 0;}
.stat-item{background:#f5f5f5;text-align:center;padding:24px 10px;}
.stat-num{font-family:"Impact","Arial",sans-serif;color:#ff002a;font-size:34px;}
.stat-label{color:#707070;font-size:14px;margin-top:6px;}
.timeline{position:relative;padding-left:30px;margin:10px 0;}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:#ff002a;}
.timeline-item{position:relative;padding:0 0 26px 24px;}
.timeline-item::before{content:"";position:absolute;left:-26px;top:4px;width:14px;height:14px;border-radius:50%;background:#ff002a;border:3px solid #fff;box-shadow:0 0 0 2px #ff002a;}
.timeline-year{color:#ff002a;font-family:"Impact","Arial",sans-serif;font-size:22px;font-weight:bold;}
.timeline-text{color:#666;font-size:14px;margin-top:4px;}
.culture-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.culture-card{background:#f5f5f5;padding:30px 24px;text-align:center;transition:background .3s,color .3s;}
.culture-card:hover{background:#ff002a;}
.culture-icon{width:60px;height:60px;margin:0 auto 16px;color:#ff002a;}
.culture-icon svg{width:40px;height:40px;}
.culture-card:hover .culture-icon{color:#fff;}
.culture-title{font-size:20px;color:#1a1d22;font-weight:bold;margin-bottom:10px;}
.culture-card:hover .culture-title{color:#fff;}
.culture-text{color:#777;font-size:14px;line-height:26px;}
.culture-card:hover .culture-text{color:#fff;}
.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.team-card{background:#fff;border:1px solid #ececec;text-align:center;overflow:hidden;}
.team-img{height:230px;overflow:hidden;background:#eee;}
.team-img img{width:100%;height:100%;object-fit:cover;}
.team-name{font-size:18px;color:#1a1d22;font-weight:bold;margin-top:16px;}
.team-role{color:#ff002a;font-size:14px;margin:6px 0 18px;}

/* ===== 产品列表 ===== */
.pro-list{}
.pro-list-item{display:flex;background:#f7f7f7;margin-bottom:20px;transition:box-shadow .3s;}
.pro-list-item:hover{box-shadow:0 6px 18px rgba(0,0,0,.1);}
.pro-list-img{width:240px;height:180px;flex-shrink:0;overflow:hidden;}
.pro-list-img img{width:100%;height:100%;object-fit:cover;}
.pro-list-info{flex:1;padding:20px 24px;display:flex;flex-direction:column;justify-content:center;}
.pro-list-title{font-size:18px;color:#1a1d22;font-weight:bold;margin-bottom:10px;}
.pro-list-item:hover .pro-list-title{color:#ff002a;}
.pro-list-desc{color:#888;font-size:13px;line-height:24px;margin-bottom:14px;}
.pro-list-more{color:#fff;background:#1a1d22;padding:7px 20px;font-size:13px;width:fit-content;}
.pro-list-more:hover{background:#ff002a;color:#fff;}
.pagination{text-align:center;padding:20px 0;}
.page-link{display:inline-block;margin:0 3px;padding:7px 13px;border:1px solid #d8d8d8;color:#666;font-size:14px;}
.page-link:hover,.page-link.cur{background:#ff002a;color:#fff;border-color:#ff002a;}

/* ===== 产品详情 ===== */
.pro-detail-top{display:flex;gap:30px;margin-bottom:36px;}
.pro-detail-img{width:46%;height:340px;overflow:hidden;flex-shrink:0;background:#f5f5f5;}
.pro-detail-img img{width:100%;height:100%;object-fit:cover;}
.pro-detail-info{flex:1;}
.pro-detail-cat{display:inline-block;background:#ff002a;color:#fff;font-size:13px;padding:4px 14px;margin-bottom:16px;}
.pro-detail-name{font-size:24px;color:#1a1d22;font-weight:bold;margin-bottom:16px;}
.pro-detail-desc{color:#777;line-height:28px;font-size:14px;margin-bottom:18px;}
.pro-detail-btn{display:inline-block;background:#ff002a;color:#fff;padding:11px 30px;font-size:15px;}
.pro-detail-btn:hover{background:#ea042b;color:#fff;}
.pro-sub-title{font-size:18px;color:#1a1d22;font-weight:bold;margin:30px 0 16px;padding-left:12px;border-left:5px solid #ff002a;}
.pro-detail-body p{color:#666;line-height:30px;margin-bottom:12px;font-size:14px;}
.pro-params{width:100%;border-collapse:collapse;margin-bottom:10px;}
.pro-params th,.pro-params td{border:1px solid #e5e5e5;padding:11px 16px;font-size:14px;text-align:left;}
.pro-params th{background:#f5f5f5;color:#1a1d22;width:28%;font-weight:bold;}
.pro-params td{color:#666;}
.pro-features{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
.pro-feature-item{display:flex;align-items:center;gap:12px;background:#f7f7f7;padding:14px 16px;}
.pro-feature-icon{width:36px;height:36px;flex-shrink:0;color:#fff;background:#ff002a;border-radius:50%;display:flex;align-items:center;justify-content:center;}
.pro-feature-icon svg{width:20px;height:20px;}
.pro-feature-text{color:#444;font-size:14px;}
.related{margin-top:40px;}
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.related-card{background:#fff;border:1px solid #ececec;}
.related-card-img{height:150px;overflow:hidden;}
.related-card-img img{width:100%;height:100%;object-fit:cover;}
.related-card-name{text-align:center;color:#1a1d22;font-size:14px;padding:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.related-card:hover .related-card-name{color:#ff002a;}

/* ===== 新闻列表 ===== */
.news-list{}
.news-list-item{display:flex;background:#f7f7f7;margin-bottom:20px;}
.news-list-img{width:220px;height:160px;flex-shrink:0;overflow:hidden;}
.news-list-img img{width:100%;height:100%;object-fit:cover;}
.news-list-body{flex:1;padding:18px 22px;}
.news-list-title{font-size:18px;color:#1a1d22;font-weight:bold;margin-bottom:10px;}
.news-list-item:hover .news-list-title{color:#ff002a;}
.news-list-meta{color:#999;font-size:13px;margin-bottom:8px;}
.news-list-cat{color:#ff002a;}
.news-list-desc{color:#888;font-size:13px;line-height:24px;}

/* ===== 新闻详情 ===== */
.news-detail{background:#fff;}
.news-detail-title{font-size:26px;color:#1a1d22;font-weight:bold;text-align:center;margin-bottom:14px;line-height:1.4;}
.news-detail-meta{text-align:center;color:#999;font-size:13px;border-bottom:1px solid #eee;padding-bottom:18px;margin-bottom:26px;}
.news-detail-meta .cat{color:#ff002a;}
.news-detail-body{font-size:15px;color:#555;line-height:32px;}
.news-detail-body p{margin-bottom:18px;}
.news-detail-body img{max-width:100%;margin:20px auto;border:1px solid #eee;}
.news-nav{display:flex;justify-content:space-between;border-top:1px solid #eee;padding-top:20px;margin-top:30px;}
.news-nav-item{color:#666;font-size:14px;max-width:46%;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.news-nav-item:hover{color:#ff002a;}

/* ===== 联系我们 ===== */
.contact-block{margin-bottom:40px;}
.contact-info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:36px;}
.contact-info-item{background:#f5f5f5;padding:28px 20px;text-align:center;}
.contact-info-icon{width:56px;height:56px;margin:0 auto 14px;color:#ff002a;}
.contact-info-icon svg{width:32px;height:32px;}
.contact-info-label{color:#1a1d22;font-size:16px;font-weight:bold;margin-bottom:8px;}
.contact-info-text{color:#777;font-size:14px;line-height:24px;word-break:break-all;}
.message-form{background:#f5f5f5;padding:30px;}
.message-form h3{font-size:20px;color:#1a1d22;margin-bottom:20px;padding-left:12px;border-left:5px solid #ff002a;}
.form-row{margin-bottom:16px;}
.form-label{display:block;color:#555;font-size:14px;margin-bottom:6px;}
.form-input,.form-textarea{width:100%;border:1px solid #ddd;padding:11px 14px;font-size:14px;font-family:inherit;background:#fff;outline:none;}
.form-input:focus,.form-textarea:focus{border-color:#ff002a;}
.form-textarea{min-height:130px;resize:vertical;}
.form-btn{background:#ff002a;color:#fff;border:0;padding:13px 40px;font-size:15px;cursor:pointer;}
.form-btn:hover{background:#ea042b;}
.form-half{display:grid;grid-template-columns:1fr 1fr;gap:16px;}

/* ===== 淡入动画 ===== */
.fade-in{opacity:0;transform:translateY(30px);transition:opacity .8s ease,transform .8s ease;}
.fade-in.visible{opacity:1;transform:translateY(0);}

/* ===== 响应式 ===== */
@media(max-width:1024px){
  .foot-main{grid-template-columns:1fr 1fr;}
  .banner{height:440px;}
  .banner-title{font-size:36px;}
}
@media(max-width:768px){
  .header{height:auto;flex-direction:column;padding:16px 0;gap:12px;text-align:center;}
  .tel{text-align:center;}
  .logo{justify-content:center;}
  .notice{flex-direction:column;height:auto;padding:10px 15px;gap:8px;}
  .search{width:100%;}
  .search-input{flex:1;width:auto;}
  .menu-toggle{display:flex;flex-direction:column;justify-content:center;background:transparent;border:0;width:34px;height:34px;cursor:pointer;position:absolute;right:15px;top:15px;z-index:70;}
  .menu-toggle span{display:block;height:3px;width:26px;background:#fff;margin:4px 0;}
  .menubox{height:auto;}
  .menu{flex-direction:column;display:none;}
  .menubox.open .menu{display:flex;}
  .menu>li{width:100%;height:auto;}
  .menu>li>a{height:48px;width:100%;padding:0;font-size:16px;border-bottom:1px solid rgba(255,255,255,.15);}
  .sub-menu{position:static;transform:none;display:block;background:#2a2e35;min-width:0;}
  .banner{height:320px;}
  .banner-title{font-size:26px;}
  .banner-subtitle{font-size:15px;margin-top:10px;}
  .banner-btn{padding:11px 26px;font-size:14px;margin-top:20px;}
  .feature-row .main{flex-direction:column;gap:30px;align-items:center;}
  .product-grid{grid-template-columns:repeat(2,1fr);}
  .solution-area .main{flex-direction:column;}
  .contact-right{width:100%;}
  .case-section .main{flex-direction:column;}
  .case-right{grid-template-columns:1fr;}
  .foot-main{grid-template-columns:1fr;}
  .fyMain{flex-direction:column;}
  .fyLeft{width:100%;}
  .about-intro{flex-direction:column;}
  .about-img{width:100%;}
  .stat-row{grid-template-columns:repeat(2,1fr);}
  .culture-grid,.team-grid{grid-template-columns:1fr;}
  .pro-detail-top{flex-direction:column;}
  .pro-detail-img{width:100%;height:240px;}
  .pro-list-item,.news-list-item{flex-direction:column;}
  .pro-list-img,.news-list-img{width:100%;height:180px;}
  .contact-info-grid{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .pro-features{grid-template-columns:1fr;}
  .form-half{grid-template-columns:1fr;}
  .n-banner{height:200px;}
  .n-banner-title{font-size:26px;}
  .crumb-title{flex-direction:column;align-items:flex-start;gap:8px;}
}