*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"Microsoft YaHei",-apple-system,"PingFang SC","Helvetica Neue",Arial,sans-serif;color:#333;line-height:1.7;background:#f4f7f6}
a{color:#0a6c5c;text-decoration:none}
a:hover{color:#d43a2f}
img{max-width:100%;display:block}
.wrap{max-width:1200px;margin:0 auto;padding:0 15px}
.topbar{background:#0a6c5c;color:#fff;font-size:13px;padding:6px 0}
.topbar .wrap{display:flex;justify-content:space-between;flex-wrap:wrap}
.topbar b{color:#ffe082}
header{background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.08);position:sticky;top:0;z-index:99}
.hd{display:flex;align-items:center;justify-content:space-between;padding:12px 0;flex-wrap:wrap}
.logo h1{font-size:23px;color:#0a6c5c;letter-spacing:1px}
.logo p{font-size:12px;color:#888;letter-spacing:2px}
nav ul{display:flex;list-style:none}
nav a{display:block;padding:10px 15px;color:#333;font-size:15px;font-weight:600}
nav a.on,nav a:hover{color:#fff;background:#0a6c5c;border-radius:3px}
#menubtn{display:none;font-size:24px;background:none;border:none;cursor:pointer;color:#0a6c5c}
.banner{position:relative;background:#0a6c5c}
.banner img{width:100%;height:420px;object-fit:cover;opacity:.5}
.banner .bt{position:absolute;top:50%;left:0;right:0;transform:translateY(-50%);text-align:center;color:#fff;padding:0 15px}
.banner .bt h2{font-size:34px;margin-bottom:10px;text-shadow:0 2px 6px rgba(0,0,0,.5)}
.banner .bt p{font-size:16px;letter-spacing:2px}
.sec{padding:44px 0}
.sec.gray{background:#fff}
.tit{text-align:center;margin-bottom:30px}
.tit h2{font-size:28px;color:#0a6c5c;display:inline-block;border-bottom:3px solid #d43a2f;padding-bottom:8px}
.tit p{color:#888;font-size:14px;margin-top:6px;letter-spacing:2px}
.cols{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cols3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid #e3eae8;border-radius:6px;overflow:hidden;transition:.25s}
.card:hover{box-shadow:0 8px 22px rgba(0,0,0,.12);transform:translateY(-4px)}
.card .cb{padding:16px}
.card h3{font-size:17px;color:#0a6c5c;margin-bottom:8px}
.card p{font-size:14px;color:#666}
.card img{width:100%;height:190px;object-fit:cover;background:#dfe7e5}
.aboutbox{display:grid;grid-template-columns:1fr 1.1fr;gap:30px;align-items:center}
.aboutbox img{border-radius:6px}
.aboutbox p{margin-bottom:12px;text-indent:2em;font-size:15px}
.pagehead{background:#0a6c5c url('images/factory.jpg') center/cover;color:#fff;padding:52px 0;text-align:center;position:relative}
.pagehead::before{content:'';position:absolute;inset:0;background:rgba(6,60,50,.72)}
.pagehead .wrap{position:relative}
.pagehead h2{font-size:30px}
.pagehead p{font-size:13px;letter-spacing:3px;margin-top:6px;color:#cde}
.crumb{font-size:13px;color:#999;padding:12px 0}
.content{background:#fff;border:1px solid #e3eae8;border-radius:6px;padding:30px;margin-bottom:40px}
.content h3{color:#0a6c5c;font-size:20px;margin:20px 0 10px;border-left:4px solid #d43a2f;padding-left:10px}
.content h3:first-child{margin-top:0}
.content p{margin-bottom:12px;font-size:15px}
.content ul,.content ol{padding-left:24px;margin-bottom:12px}
.content li{margin-bottom:6px;font-size:15px}
table.spec{width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:14px}
table.spec th,table.spec td{border:1px solid #d8e2e0;padding:9px 12px;text-align:left}
table.spec th{background:#eef6f4;color:#0a6c5c}
.newslist li{list-style:none;display:flex;justify-content:space-between;border-bottom:1px dashed #ddd;padding:14px 4px;align-items:center}
.newslist a{font-size:15px;color:#333}
.newslist a:hover{color:#d43a2f}
.newslist span{color:#aaa;font-size:13px;flex-shrink:0;margin-left:15px}
.appgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:16px}
.appgrid .a{background:#f4faf8;border:1px solid #d9e8e4;border-radius:6px;padding:20px 14px;text-align:center}
.appgrid .a b{color:#0a6c5c;font-size:16px;display:block;margin-bottom:6px}
.appgrid .a i{font-style:normal;color:#777;font-size:13px}
.contactgrid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.cinfo p{margin-bottom:14px;font-size:15px}
.cinfo b{color:#0a6c5c;display:inline-block;min-width:86px}
.cmap{background:#eef4f2;border:1px dashed #b3ccc5;border-radius:6px;min-height:280px;display:flex;align-items:center;justify-content:center;color:#7a9;text-align:center;padding:20px}
footer{background:#123129;color:#9fbcb2;padding:34px 0 0;margin-top:20px}
.fcols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:26px;padding-bottom:24px}
.fcols h4{color:#fff;font-size:16px;margin-bottom:12px}
.fcols a{display:block;color:#9fbcb2;font-size:14px;margin-bottom:8px}
.fcols a:hover{color:#fff}
.fcols p{font-size:14px;margin-bottom:8px}
.copy{border-top:1px solid #1f4d42;padding:14px 0;text-align:center;font-size:13px;color:#7ba297}
.copy a{color:#7ba297}
.sitemap ol{list-style:none;padding-left:0}
.sitemap>li{margin-bottom:14px}
.sitemap ul{list-style:none;padding-left:20px}
@media (max-width:900px){
 .cols,.appgrid{grid-template-columns:1fr 1fr}
 .cols3,.aboutbox,.contactgrid,.fcols{grid-template-columns:1fr}
 .banner img{height:260px}
 .banner .bt h2{font-size:23px}
 #menubtn{display:block}
 nav ul{display:none;width:100%;flex-direction:column;padding:8px 0}
 nav.show ul{display:flex}
 nav{width:100%}
 .content{padding:18px}
}
@media (max-width:560px){.cols,.appgrid{grid-template-columns:1fr}}