@charset "UTF-8";
/* 阜阳佐疆汽贸 - 基于参考站 demoall.5fa.cn/28506 配色与布局 */
/* 主色:#148be1 辅色:#282f42 强调色:#fe670e */

*{margin:0;padding:0;box-sizing:border-box}
::selection{background:#148be1;color:#fff;text-shadow:none}
html{scroll-behavior:smooth}
body{font-family:"Montserrat","Microsoft Yahei",sans-serif;font-size:14px;line-height:1.8;color:#666;background:#fff;overflow-x:hidden}
a{color:#282f42;text-decoration:none;transition:all .3s}
a:hover{color:#148be1}
ul,ol{list-style:none}
img{max-width:100%;height:auto;vertical-align:middle}
h1,h2,h3,h4,h5,h6{color:#282f42;font-weight:700;margin:0 0 15px;font-family:"Montserrat","Microsoft Yahei",sans-serif}

/* === Wrapper === */
.wrapper{max-width:1170px;margin:0 auto;padding:0 15px;position:relative}

/* === Top Info Bar === */
.top-info{background:#282f42;position:relative;z-index:100}
.top-info .wrapper{display:flex;align-items:center;justify-content:space-between;height:100px}
.logo-area{display:flex;align-items:center;gap:15px;text-decoration:none;flex-shrink:0}
.logo-icon{width:50px;height:50px;fill:#148be1}
.logo-text{display:flex;flex-direction:column}
.logo-brand{font-size:22px;font-weight:700;color:#fff;line-height:1.2}
.logo-desc{font-size:12px;color:#999;letter-spacing:3px;margin-top:2px}
.top-phone{display:flex;align-items:center;gap:10px;color:#fff;font-size:20px;font-weight:700}
.top-phone svg{width:28px;height:28px;fill:#148be1}
.top-phone a{color:#fff}
.top-phone a:hover{color:#148be1}
.hamburger-btn{display:none;background:none;border:none;cursor:pointer;padding:8px;flex-direction:column;gap:5px}
.hamburger-btn span{display:block;width:28px;height:3px;background:#fff;border-radius:2px;transition:all .3s}

/* === Main Navigation === */
.main-nav{background:#148be1;position:relative;z-index:99}
.nav-list{display:flex;align-items:center;justify-content:center}
.nav-item{position:relative;border-left:1px solid rgba(255,255,255,.1)}
.nav-item:last-child{border-right:1px solid rgba(255,255,255,.1)}
.nav-link{display:block;padding:13px 22px;color:#fff;font-size:16px;font-weight:400;text-transform:capitalize;position:relative;overflow:hidden}
.nav-link::before,.nav-link::after{content:'';position:absolute;bottom:0;width:60%;height:0;background:#fff;transform:skew(-45deg);transition:all .3s}
.nav-link::before{left:2px}
.nav-link::after{right:2px;transform:skew(45deg)}
.nav-item:hover .nav-link::before,.nav-item:hover .nav-link::after,.nav-item.active .nav-link::before,.nav-item.active .nav-link::after{height:5px}
.nav-dropdown{position:absolute;top:100%;left:0;width:220px;background:#282f42;border-bottom:3px solid #148be1;padding:15px 20px;display:none;z-index:999}
.nav-item:hover .nav-dropdown{display:block}
.nav-dropdown-item{border-top:1px solid rgba(255,255,255,.15);padding-top:10px;margin-top:10px}
.nav-dropdown-item:first-child{border-top:none;padding-top:0;margin-top:0}
.nav-dropdown-link{color:#fff;font-size:15px;padding:5px 0;display:block}
.nav-dropdown-link:hover{color:#148be1}

/* === Banner Carousel === */
.banner-carousel{position:relative;overflow:hidden;height:600px}
.banner-slide{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;transition:opacity 1s}
.banner-slide.active{opacity:1}
.banner-img{width:100%;height:100%;object-fit:cover}
.banner-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(40,47,66,.55)}
.banner-content{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;color:#fff;width:80%;max-width:800px}
.banner-subtitle{font-size:18px;font-weight:400;letter-spacing:3px;margin-bottom:15px;text-transform:uppercase}
.banner-title{font-size:50px;font-weight:700;line-height:1.2;margin-bottom:25px;color:#fff}
.banner-title span{color:#fe670e}
.banner-btn{display:inline-block;padding:12px 40px;background:#148be1;color:#fff;font-size:16px;font-weight:600;border:2px solid #148be1;text-transform:uppercase;transition:all .3s;position:relative;padding-right:70px}
.banner-btn::after{content:'›';position:absolute;right:0;top:0;width:40px;height:100%;background:#1673b8;display:flex;align-items:center;justify-content:center;font-size:22px}
.banner-btn:hover{background:transparent;color:#fff;border-color:#fff}
.banner-dots{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);display:flex;gap:12px}
.banner-dot{width:14px;height:14px;border-radius:50%;border:2px solid #fff;background:transparent;cursor:pointer;transition:all .3s}
.banner-dot.active{background:#fe670e;border-color:#fe670e}

/* === Section Common === */
.section{padding:80px 0}
.section-header{text-align:center;margin-bottom:60px}
.section-title{font-size:36px;font-weight:700;text-transform:uppercase;position:relative;display:inline-block;padding-bottom:20px}
.section-title::before{content:'';position:absolute;bottom:1px;left:50%;transform:translateX(-50%);width:200px;height:1px;background:rgba(254,103,14,.3)}
.section-title::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:60px;height:3px;background:#fe670e}
.section-subtitle{font-size:18px;color:#888;margin-top:15px;font-weight:300;letter-spacing:1px}

/* === Service/Feature Section === */
.service-section{background:#f0f0f2}
.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
.service-card{background:#fff;padding:40px 30px;text-align:center;border-radius:5px;transition:all .3s;box-shadow:0 2px 10px rgba(0,0,0,.05)}
.service-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px rgba(0,0,0,.1)}
.service-icon{width:80px;height:80px;line-height:80px;border-radius:50%;background:#148be1;color:#fff;font-size:36px;margin:0 auto 20px;display:flex;align-items:center;justify-content:center}
.service-name{font-size:18px;font-weight:700;color:#282f42;margin-bottom:12px}
.service-desc{font-size:14px;color:#888;line-height:1.8}

/* === Product Section === */
.product-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.product-card{text-align:center;transition:all .3s;position:relative}
.product-card::before{content:'';position:absolute;bottom:0;left:0;width:100%;height:0;background:#f0f0f2;transition:all .5s;z-index:0}
.product-card:hover::before{height:85%}
.product-thumb{position:relative;z-index:1;padding:0 15px;margin-bottom:15px;overflow:hidden}
.product-img{width:100%;height:180px;object-fit:cover;transition:transform .5s}
.product-card:hover .product-img{transform:scale(1.05)}
.product-info{position:relative;z-index:2;padding:10px 5px}
.product-name{font-size:15px;font-weight:700;margin-bottom:8px}
.product-name a{color:#282f42;transition:color .3s}
.product-name a:hover{color:#148be1}
.product-desc{font-size:13px;color:#888;line-height:1.6}

/* === About Section === */
.about-section{position:relative;overflow:hidden}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-text{font-size:15px;line-height:2;color:#666;margin-bottom:25px}
.about-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:30px}
.stat-item{text-align:center;padding:25px 15px;background:#f0f0f2;border-radius:5px}
.stat-number{font-size:36px;font-weight:700;color:#148be1;display:block}
.stat-label{font-size:13px;color:#888;margin-top:5px}

/* === News Section === */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.news-card{background:#fff;border-radius:5px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.05);transition:all .3s}
.news-card:hover{box-shadow:0 10px 30px rgba(0,0,0,.1);transform:translateY(-3px)}
.news-thumb{overflow:hidden;height:200px}
.news-img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.news-card:hover .news-img{transform:scale(1.05)}
.news-info{padding:20px}
.news-date{font-size:13px;color:#148be1;margin-bottom:8px}
.news-title{font-size:17px;font-weight:600;margin-bottom:10px;line-height:1.5}
.news-title a{color:#282f42}
.news-title a:hover{color:#148be1}
.news-excerpt{font-size:14px;color:#888;line-height:1.8}

/* === Partner Section === */
.partner-section{background:#f0f0f2;padding:60px 0}
.partner-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:30px;align-items:center}
.partner-logo{width:160px;height:70px;background:#fff;display:flex;align-items:center;justify-content:center;border-radius:5px;font-size:15px;font-weight:600;color:#888;box-shadow:0 1px 5px rgba(0,0,0,.05);transition:all .3s}
.partner-logo:hover{box-shadow:0 5px 20px rgba(0,0,0,.1);color:#148be1}

/* === Footer === */
.site-footer{background:#282f42;color:#ccc;position:relative;padding-top:80px}
.site-footer::before{content:'';position:absolute;top:-60px;left:0;width:100%;height:120px;background:#282f42;transform:skewY(-3deg);z-index:-1}
.footer-main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.5fr;gap:40px;padding-bottom:50px}
.footer-col{}
.footer-title{font-size:18px;color:#fff;font-weight:700;margin-bottom:25px;padding-bottom:15px;position:relative}
.footer-title::after{content:'';position:absolute;bottom:0;left:0;width:40px;height:3px;background:#148be1}
.footer-text{font-size:14px;line-height:1.8;color:#999}
.footer-links{list-style:none}
.footer-link-item{margin-bottom:10px}
.footer-link{color:#999;font-size:14px;transition:color .3s}
.footer-link:hover{color:#148be1;padding-left:5px}
.footer-contact-item{display:flex;align-items:flex-start;gap:10px;margin-bottom:15px;font-size:14px;color:#999}
.footer-contact-item svg{width:18px;height:18px;fill:#148be1;flex-shrink:0;margin-top:3px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;text-align:center}
.footer-copyright{font-size:13px;color:#999}
.footer-copyright a{color:#148be1}
.footer-copyright a:hover{text-decoration:underline}
.back-to-top{position:fixed;right:30px;bottom:30px;width:45px;height:45px;background:#148be1;color:#fff;border:none;border-radius:5px;cursor:pointer;font-size:20px;display:none;z-index:999;transition:all .3s;box-shadow:0 2px 10px rgba(0,0,0,.2)}
.back-to-top:hover{background:#fe670e}
.back-to-top.show{display:flex;align-items:center;justify-content:center}

/* === Page Banner (Inner Pages) === */
.page-banner{position:relative;height:300px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.page-banner-img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover}
.page-banner-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(40,47,66,.6)}
.page-banner-title{position:relative;z-index:2;color:#fff;font-size:36px;font-weight:700;letter-spacing:3px}

/* === Breadcrumb === */
.breadcrumb-bar{background:#f5f5f5;border-bottom:1px solid #e5e5e5;padding:15px 0}
.breadcrumb-list{display:flex;align-items:center;flex-wrap:wrap}
.breadcrumb-item{font-size:14px;color:#888}
.breadcrumb-item a{color:#888}
.breadcrumb-item a:hover{color:#148be1}
.breadcrumb-separator{margin:0 10px;color:#ccc}
.breadcrumb-current{color:#148be1}

/* === About Page === */
.about-detail{padding:80px 0}
.detail-text{font-size:15px;line-height:2;color:#666;margin-bottom:20px}
.timeline{position:relative;padding:40px 0}
.timeline::before{content:'';position:absolute;left:50%;top:0;bottom:0;width:2px;background:#148be1;transform:translateX(-50%)}
.timeline-item{position:relative;width:50%;padding:20px 40px}
.timeline-item:nth-child(odd){left:0;text-align:right}
.timeline-item:nth-child(even){left:50%}
.timeline-dot{position:absolute;top:30px;width:16px;height:16px;background:#148be1;border-radius:50%;z-index:2}
.timeline-item:nth-child(odd) .timeline-dot{right:-8px}
.timeline-item:nth-child(even) .timeline-dot{left:-8px}
.timeline-year{font-size:24px;font-weight:700;color:#148be1;margin-bottom:8px}
.timeline-text{font-size:14px;color:#888;line-height:1.8}
.culture-section{padding:60px 0;background:#f0f0f2}
.culture-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.culture-card{background:#fff;padding:40px 30px;text-align:center;border-radius:5px;box-shadow:0 2px 10px rgba(0,0,0,.05)}
.culture-icon{font-size:40px;color:#148be1;margin-bottom:20px}
.culture-name{font-size:20px;font-weight:700;color:#282f42;margin-bottom:12px}
.culture-desc{font-size:14px;color:#888;line-height:1.8}
.team-section{padding:80px 0}
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
.team-card{text-align:center}
.team-photo{width:180px;height:180px;border-radius:50%;overflow:hidden;margin:0 auto 20px;border:5px solid #f0f0f2}
.team-photo img{width:100%;height:100%;object-fit:cover}
.team-name{font-size:18px;font-weight:700;color:#282f42;margin-bottom:5px}
.team-position{font-size:14px;color:#148be1}

/* === Product List Page === */
.product-list-section{padding:60px 0}
.product-list-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:25px}

/* === Product Detail === */
.detail-section{padding:60px 0}
.detail-container{display:grid;grid-template-columns:1fr 1fr;gap:50px}
.detail-image img{width:100%;border-radius:5px;box-shadow:0 2px 15px rgba(0,0,0,.08)}
.detail-title{font-size:28px;margin-bottom:15px}
.detail-text{font-size:15px;line-height:2;color:#666;margin-bottom:20px}
.param-table{width:100%;border-collapse:collapse;margin:20px 0}
.param-table tr{border-bottom:1px solid #eee}
.param-table td{padding:12px 15px;font-size:14px}
.param-name{font-weight:600;color:#282f42;width:35%;background:#f9f9f9}
.param-value{color:#666}
.detail-features{margin:30px 0}
.feature-item{display:flex;align-items:flex-start;gap:15px;margin-bottom:20px}
.feature-icon{width:40px;height:40px;background:#148be1;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;flex-shrink:0}
.feature-text{font-size:15px;color:#666;line-height:1.8}
.related-section{padding:40px 0 80px;border-top:1px solid #eee}
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}

/* === News List Page === */
.news-list-section{padding:60px 0}
.news-list-grid{display:grid;grid-template-columns:1fr;gap:30px}
.news-item{display:grid;grid-template-columns:250px 1fr;gap:30px;background:#fff;border-radius:5px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.05);transition:all .3s}
.news-item:hover{box-shadow:0 5px 25px rgba(0,0,0,.1)}
.news-item-thumb{height:180px;overflow:hidden}
.news-item-thumb img{width:100%;height:100%;object-fit:cover}
.news-item-info{padding:20px 20px 20px 0}
.news-item-date{font-size:13px;color:#148be1;margin-bottom:10px}
.news-item-title{font-size:18px;font-weight:600;margin-bottom:10px}
.news-item-title a{color:#282f42}
.news-item-title a:hover{color:#148be1}
.news-item-excerpt{font-size:14px;color:#888;line-height:1.8}

/* === News Detail === */
.article-section{padding:60px 0}
.article-header{margin-bottom:30px;padding-bottom:20px;border-bottom:1px solid #eee}
.article-title{font-size:28px;font-weight:700}
.article-date{font-size:14px;color:#999;margin-top:10px}
.article-body{line-height:2;color:#666;font-size:15px}
.article-body p{margin-bottom:20px}
.article-body-img{width:100%;border-radius:5px;margin:20px 0}
.article-nav{display:flex;justify-content:space-between;margin-top:40px;padding-top:30px;border-top:1px solid #eee}
.article-nav a{font-size:14px;color:#148be1}
.article-nav a:hover{color:#fe670e}

/* === Contact Page === */
.contact-section{padding:60px 0}
.contact-info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-bottom:50px}
.contact-card{display:flex;align-items:center;gap:20px;padding:25px;background:#f0f0f2;border-radius:5px}
.contact-icon-box{width:60px;height:60px;background:#148be1;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.contact-icon-box svg{width:28px;height:28px;fill:#fff}
.contact-text h4{font-size:16px;margin-bottom:5px}
.contact-text p{color:#888;font-size:14px}
.contact-form{max-width:800px;margin:0 auto}
.form-group{margin-bottom:20px}
.form-input{width:100%;padding:12px 15px;border:1px solid #e5e5e5;border-radius:4px;font-size:14px;font-family:inherit;outline:none;transition:border-color .3s}
.form-input:focus{border-color:#148be1}
.form-textarea{min-height:150px;resize:vertical}
.form-btn{background:#148be1;color:#fff;border:none;padding:14px 50px;font-size:16px;font-weight:600;border-radius:4px;cursor:pointer;transition:background .3s}
.form-btn:hover{background:#fe670e}

/* === Image Fallback === */
.img-fallback{background:linear-gradient(135deg,#148be1,#282f42);display:flex;align-items:center;justify-content:center;width:100%;height:100%;min-height:200px;color:#fff;font-size:14px;border-radius:5px}

/* === Fade In Animation === */
.fade-in{opacity:0;transform:translateY(30px);transition:all .8s}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* === Responsive === */
@media(max-width:1024px){
  .product-grid,.product-list-grid{grid-template-columns:repeat(3,1fr)}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr}
  .footer-main{grid-template-columns:repeat(2,1fr)}
  .detail-container{grid-template-columns:1fr}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .team-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .top-info .wrapper{flex-wrap:wrap;height:auto;padding:15px}
  .hamburger-btn{display:flex}
  .nav-list{display:none;position:absolute;top:100%;left:0;width:100%;background:#148be1;flex-direction:column;z-index:999}
  .nav-list.open{display:flex}
  .nav-item{border-left:none;border-bottom:1px solid rgba(255,255,255,.1)}
  .nav-item:last-child{border-right:none}
  .nav-dropdown{position:static;width:100%;display:none;padding:0 20px 10px;background:rgba(0,0,0,.15);border-bottom:none}
  .nav-item:hover .nav-dropdown{display:none}
  .nav-dropdown.open{display:block}
  .banner-carousel{height:400px}
  .banner-title{font-size:28px}
  .banner-subtitle{font-size:14px}
  .product-grid,.product-list-grid{grid-template-columns:repeat(2,1fr)}
  .service-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .about-stats{grid-template-columns:repeat(2,1fr)}
  .footer-main{grid-template-columns:1fr}
  .page-banner{height:200px}
  .page-banner-title{font-size:24px}
  .team-grid{grid-template-columns:repeat(2,1fr)}
  .culture-grid{grid-template-columns:1fr}
  .news-item{grid-template-columns:1fr}
  .news-item-thumb{height:200px}
  .contact-info-grid{grid-template-columns:1fr}
  .timeline::before{left:20px}
  .timeline-item{width:100%;left:0!important;text-align:left;padding-left:50px;padding-right:0}
  .timeline-dot{left:12px!important;right:auto!important}
}
@media(max-width:480px){
  .product-grid,.product-list-grid{grid-template-columns:1fr}
  .banner-carousel{height:300px}
  .banner-title{font-size:22px}
  .top-phone{font-size:16px}
  .section-title{font-size:26px}
  .team-grid{grid-template-columns:1fr}
  .about-stats{grid-template-columns:1fr 1fr}
  .partner-logo{width:120px;height:55px;font-size:12px}
}