/* 合肥欧恩易机电科技有限公司 - 静态站样式 */
:root{
  --blue:#0a4da3;--blue-d:#083b7d;--blue-l:#2f74d0;
  --accent:#ff8a00;--ink:#222;--muted:#666;--line:#e5e8ee;--bg:#f5f7fa;--white:#fff;
  --wrap:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;font-size:15px}
a{color:inherit;text-decoration:none;transition:.2s}
a:hover{color:var(--blue)}
img{max-width:100%;height:auto;vertical-align:middle}
.container{max-width:var(--wrap);margin:0 auto;padding:0 16px}
.btn{display:inline-block;background:var(--blue);color:#fff;padding:9px 22px;border-radius:3px;font-size:14px;border:none;cursor:pointer}
.btn:hover{background:var(--blue-d);color:#fff}

/* ---------- header ---------- */
.topbar{background:var(--blue-d);color:#cfe0f5;font-size:13px}
.topbar .container{display:flex;justify-content:space-between;height:36px;align-items:center}
.header-main{display:flex;align-items:center;justify-content:space-between;padding-top:16px;padding-bottom:16px;gap:20px}
.logo img{max-height:64px}
.header-contact{display:flex;flex-direction:column;align-items:flex-end;line-height:1.3}
.header-contact .hc-label{font-size:13px;color:var(--muted)}
.header-contact .hc-tel{font-size:26px;color:var(--blue);font-weight:700;font-family:Arial}
.nav-toggle{display:none;background:var(--blue);color:#fff;border:none;font-size:22px;padding:4px 12px;border-radius:4px;cursor:pointer}

.main-nav{background:var(--blue)}
.main-nav>.container>ul{list-style:none;display:flex;flex-wrap:wrap}
.main-nav li{position:relative}
.main-nav>.container>ul>li>a{display:block;color:#fff;padding:0 26px;line-height:50px;font-size:16px}
.main-nav>.container>ul>li:hover>a,.main-nav>.container>ul>li>a:hover{background:var(--blue-d);color:#fff}
.submenu{list-style:none;position:absolute;top:100%;left:0;min-width:180px;background:var(--white);box-shadow:0 8px 20px rgba(0,0,0,.12);opacity:0;visibility:hidden;transform:translateY(8px);transition:.25s;z-index:50}
.main-nav li.has-sub:hover .submenu{opacity:1;visibility:visible;transform:translateY(0)}
.submenu li a{display:block;padding:11px 18px;color:var(--ink);font-size:14px;border-bottom:1px solid var(--line)}
.submenu li a:hover{background:var(--blue);color:#fff}

/* ---------- breadcrumb ---------- */
.breadcrumb{background:#fff;border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}
.breadcrumb .container{padding-top:12px;padding-bottom:12px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--blue)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:#0a2a52}
.slider{position:relative;width:100%}
.slider .slide{display:none}
.slider .slide.active{display:block}
.slider .slide img{width:100%;display:block;object-fit:cover}
.slider-dots{position:absolute;bottom:16px;left:0;right:0;text-align:center}
.slider-dots span{display:inline-block;width:12px;height:12px;border-radius:50%;background:rgba(255,255,255,.5);margin:0 5px;cursor:pointer}
.slider-dots span.active{background:var(--accent)}

/* ---------- sections ---------- */
.section{padding:56px 0}
.section.alt{background:var(--white)}
.sec-title{margin-bottom:30px}
.sec-title h2{font-size:30px;color:var(--ink);font-weight:700}
.sec-title span{display:block;font-size:14px;color:#bbb;text-transform:uppercase;letter-spacing:2px;margin-top:4px}
.sec-title.center{text-align:center}
.sec-title.center h2::after{content:"";display:block;width:50px;height:3px;background:var(--accent);margin:12px auto 0}

/* about */
.about-flex{display:flex;gap:40px;align-items:center;flex-wrap:wrap}
.about-text{flex:1;min-width:300px}
.about-text p{color:var(--muted);margin:16px 0 22px}
.about-feature{flex:0 0 360px;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.about-feature .feat{background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:18px;text-align:center;font-size:14px;color:var(--muted)}
.about-feature .feat b{display:block;color:var(--blue);font-size:18px;margin-bottom:4px}

/* product cats */
.cat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.cat-card{background:#fff;border:1px solid var(--line);border-radius:6px;overflow:hidden;text-align:center;transition:.25s}
.cat-card:hover{box-shadow:0 10px 24px rgba(10,77,163,.15);transform:translateY(-4px)}
.cat-img{height:150px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#fafbfc}
.cat-img img{max-height:100%;object-fit:cover}
.cat-card h3{font-size:15px;padding:14px 8px;font-weight:600}

/* product grid */
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.prod-card{background:#fff;border:1px solid var(--line);border-radius:6px;overflow:hidden;transition:.25s}
.prod-card:hover{box-shadow:0 10px 24px rgba(10,77,163,.15);transform:translateY(-4px)}
.pc-img{height:210px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#fafbfc}
.pc-img img{width:100%;height:100%;object-fit:cover}
.pc-name{padding:14px;text-align:center;font-size:15px;font-weight:600;border-top:1px solid var(--line)}
.prod-section{margin-bottom:36px}
.cat-h{font-size:20px;border-left:4px solid var(--blue);padding-left:12px;margin-bottom:18px}

/* news + honor */
.news-flex{display:flex;gap:40px;flex-wrap:wrap}
.news-col{flex:1;min-width:320px}
.honor-col{flex:1;min-width:320px}
.news-list{list-style:none}
.news-list li{border-bottom:1px dashed var(--line)}
.news-list li a{display:flex;justify-content:space-between;gap:16px;padding:13px 0}
.news-list .nt{color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.news-list li a:hover .nt{color:var(--blue)}
.news-list .nd{color:#aaa;font-size:13px;flex-shrink:0}
.honor-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.honor-item{background:#fff;border:1px solid var(--line);padding:8px;text-align:center;font-size:12px;color:var(--muted)}
.honor-item img{height:110px;width:100%;object-fit:cover;margin-bottom:6px}

/* home contact */
.home-contact{background:linear-gradient(90deg,var(--blue),var(--blue-l));color:#fff;padding:36px 0}
.hc-box{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px}
.hc-box b{font-size:22px}
.hc-box p{color:#dCE9fb;margin-top:6px}
.hc-tel2{font-size:34px;font-weight:700;font-family:Arial;text-align:right}
.hc-tel2 small{font-size:16px;font-weight:400}

/* ---------- inner pages ---------- */
.inner-page{padding:36px 16px 60px}
.page-head{border-bottom:2px solid var(--blue);padding-bottom:14px;margin-bottom:26px;display:flex;align-items:baseline;gap:14px;flex-wrap:wrap}
.page-head h1{font-size:26px;color:var(--ink)}
.page-head .ph-cat,.page-head .ph-date{font-size:13px;color:var(--muted)}
.empty{color:#aaa;padding:40px 0;text-align:center}

.article-content{font-size:15px;color:#333;line-height:1.9}
.article-content p{margin:12px 0}
.article-content img{max-width:100%;height:auto!important;margin:10px 0;border-radius:4px}
.article-content h1,.article-content h2,.article-content h3{margin:18px 0 10px}
.article-content table{border-collapse:collapse;max-width:100%}
.article-content td,.article-content th{border:1px solid var(--line);padding:6px 10px}

/* article list */
.art-list{list-style:none}
.art-item{display:flex;gap:20px;padding:20px 0;border-bottom:1px solid var(--line)}
.li-thumb{flex:0 0 180px;height:120px;overflow:hidden;border-radius:4px}
.li-thumb img{width:100%;height:100%;object-fit:cover}
.li-body{flex:1}
.li-title{font-size:18px;font-weight:600;color:var(--ink)}
.li-title:hover{color:var(--blue)}
.li-ex{color:var(--muted);font-size:14px;margin:8px 0}
.li-date{color:#aaa;font-size:13px}

/* product detail */
.prod-detail{display:flex;gap:36px;flex-wrap:wrap}
.prod-gallery{flex:0 0 420px;max-width:100%}
.prod-gallery img{width:100%;border:1px solid var(--line);border-radius:6px;margin-bottom:12px}
.prod-info{flex:1;min-width:300px}
.prod-info h2{font-size:20px;border-left:4px solid var(--blue);padding-left:12px;margin-bottom:16px}
.prod-cta{margin-top:24px;background:var(--bg);border:1px dashed var(--blue-l);padding:16px;border-radius:6px}
.prod-cta b{color:var(--blue);font-size:20px}

/* contact */
.contact-flex{display:flex;gap:40px;flex-wrap:wrap}
.contact-card{flex:1;min-width:320px}
.contact-card h2{color:var(--blue);margin-bottom:16px}
.contact-list{list-style:none}
.contact-list li{padding:10px 0;border-bottom:1px dashed var(--line)}
.contact-list b{color:var(--ink)}
.contact-en{margin-top:16px;color:var(--muted);font-size:13px}
.contact-extra{flex:1;min-width:300px}

/* message form */
.msg-form{max-width:640px}
.frow{margin-bottom:16px}
.frow label{display:block;margin-bottom:6px;font-size:14px;color:var(--ink)}
.frow input,.frow textarea{width:100%;border:1px solid var(--line);border-radius:4px;padding:10px 12px;font-size:14px;font-family:inherit}
.frow input:focus,.frow textarea:focus{border-color:var(--blue);outline:none}
.msg-note{color:#c0392b;font-size:13px;margin-top:10px}

/* ---------- footer ---------- */
.site-footer{background:#1e2530;color:#aeb6c2;margin-top:0}
.footer-grid{display:flex;gap:50px;padding:40px 16px;flex-wrap:wrap}
.foot-col{flex:1;min-width:280px}
.foot-col h4{color:#fff;font-size:16px;margin-bottom:14px;font-weight:600}
.foot-col p{font-size:14px;margin:6px 0;line-height:1.9}
.foot-col a{color:#aeb6c2}
.foot-col a:hover{color:#fff}
.copyright{background:#161b23;text-align:center;padding:16px;font-size:13px;color:#8b93a1}

/* ---------- responsive ---------- */
@media(max-width:1024px){
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .prod-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:768px){
  .topbar .tb-right{display:none}
  .header-contact{display:none}
  .nav-toggle{display:block}
  .main-nav>.container>ul{display:none;flex-direction:column}
  .main-nav>.container>ul.open{display:flex}
  .main-nav>.container>ul>li>a{line-height:46px;border-bottom:1px solid var(--blue-d)}
  .submenu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:var(--blue-d)}
  .submenu li a{color:#cfe0f5;border-bottom:1px solid rgba(255,255,255,.08);padding-left:36px}
  .submenu li a:hover{background:var(--blue-l)}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .honor-grid{grid-template-columns:repeat(2,1fr)}
  .sec-title h2{font-size:24px}
  .hc-tel2{text-align:left;font-size:28px}
  .li-thumb{flex:0 0 120px;height:90px}
  .prod-gallery{flex:0 0 100%}
}
@media(max-width:480px){
  .cat-grid,.prod-grid{grid-template-columns:1fr 1fr}
  .art-item{flex-direction:column}
  .li-thumb{flex:none;width:100%;height:180px}
}