:root{--pri:#d94f1e;--pri-d:#b83e12;--ink:#2b2b2b;--mut:#6b6b6b;--line:#ececec;--bg:#fff;--bg2:#faf7f4;}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;font-size:15px}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.dx-wrap{max-width:1200px;margin:0 auto;padding:0 18px}
.dx-topbar{background:#2b2b2b;color:#ccc;font-size:12px;padding:6px 0}
.dx-topbar .dx-wrap{display:flex;justify-content:space-between;flex-wrap:wrap}
.dx-head{background:#fff;position:sticky;top:0;z-index:50;box-shadow:0 1px 8px rgba(0,0,0,.06)}
.dx-head .dx-wrap{display:flex;align-items:center;justify-content:space-between;height:78px}
.dx-logo{display:flex;align-items:center;gap:10px}
.dx-logo img{height:46px;width:auto}
.dx-logo span{font-size:15px;color:var(--mut);font-weight:400}
.dx-nav{display:flex;gap:6px;align-items:center}
.dx-nav a{padding:10px 16px;font-size:15px;border-radius:4px;transition:.2s}
.dx-nav a:hover,.dx-nav a.on{color:var(--pri);background:var(--bg2)}
.dx-burger{display:none;background:none;border:0;font-size:26px;color:var(--ink);cursor:pointer}
.dx-banner{position:relative;height:420px;overflow:hidden}
.dx-banner img{width:100%;height:100%;object-fit:cover}
.dx-banner .dx-cap{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,rgba(0,0,0,.55));color:#fff;padding:60px 0 28px}
.dx-banner .dx-cap h1{font-size:32px;font-weight:600;margin-bottom:8px}
.dx-banner .dx-cap p{font-size:15px;opacity:.9}
.dx-sec{padding:56px 0}
.dx-sec.t{background:var(--bg2)}
.dx-sec-h{text-align:center;margin-bottom:36px}
.dx-sec-h h2{font-size:26px;font-weight:600;position:relative;display:inline-block;padding-bottom:14px}
.dx-sec-h h2:after{content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:48px;height:3px;background:var(--pri)}
.dx-sec-h p{color:var(--mut);margin-top:10px;font-size:14px}
.dx-grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.dx-grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.dx-grid2{display:grid;grid-template-columns:1.2fr 1fr;gap:36px;align-items:center}
.dx-card{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;transition:.25s}
.dx-card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(0,0,0,.08)}
.dx-card .dx-ph{height:170px;overflow:hidden}
.dx-card .dx-ph img{width:100%;height:100%;object-fit:cover;transition:.3s}
.dx-card:hover .dx-ph img{transform:scale(1.05)}
.dx-card .dx-bd{padding:16px 18px}
.dx-card .dx-bd h3{font-size:17px;margin-bottom:6px}
.dx-card .dx-bd p{font-size:13px;color:var(--mut);line-height:1.6}
.dx-news-list{display:flex;flex-direction:column;gap:0}
.dx-news-row{display:flex;gap:20px;padding:18px 0;border-bottom:1px solid var(--line);align-items:center}
.dx-news-row:hover .dx-ti{color:var(--pri)}
.dx-news-row .dx-dt{flex:0 0 78px;text-align:center;border-right:1px solid var(--line);padding-right:18px}
.dx-news-row .dx-dt b{font-size:26px;color:var(--pri);display:block;line-height:1.1}
.dx-news-row .dx-dt span{font-size:12px;color:var(--mut)}
.dx-news-row .dx-ti{flex:1;font-size:16px;transition:.2s}
.dx-news-row .dx-more{color:var(--pri);font-size:13px}
.dx-feats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.dx-feats .dx-ic{width:54px;height:54px;border-radius:50%;background:var(--bg2);color:var(--pri);display:flex;align-items:center;justify-content:center;margin:0 auto 12px;font-size:22px;font-weight:700}
.dx-feats h4{font-size:15px;margin-bottom:6px}
.dx-feats p{font-size:13px;color:var(--mut)}
.dx-cta{background:linear-gradient(120deg,var(--pri),var(--pri-d));color:#fff;padding:44px 0;text-align:center}
.dx-cta h2{font-size:26px;margin-bottom:10px}
.dx-cta p{opacity:.92;margin-bottom:20px}
.dx-btn{display:inline-block;padding:11px 30px;background:#fff;color:var(--pri);border-radius:30px;font-weight:600;transition:.2s}
.dx-btn:hover{transform:scale(1.04)}
.dx-btn.o{background:var(--pri);color:#fff;border:1px solid #fff}
.dx-foot{background:#222;color:#aaa;padding:44px 0 20px;font-size:13px}
.dx-foot .dx-fg{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:30px;margin-bottom:28px}
.dx-foot h5{color:#fff;font-size:15px;margin-bottom:14px}
.dx-foot ul{list-style:none}
.dx-foot li{margin-bottom:8px}
.dx-foot a:hover{color:#fff}
.dx-copy{border-top:1px solid #333;padding-top:18px;text-align:center;font-size:12px;color:#777}
.dx-bread{background:var(--bg2);padding:14px 0;font-size:13px;color:var(--mut)}
.dx-bread a{color:var(--pri)}
.dx-prod{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}
.dx-prod .dx-img{border-radius:8px;overflow:hidden;border:1px solid var(--line)}
.dx-prod h1{font-size:26px;margin-bottom:14px}
.dx-prod .dx-meta{color:var(--mut);font-size:14px;margin-bottom:18px}
.dx-spec{margin:18px 0;border-top:1px solid var(--line)}
.dx-spec dt{font-weight:600;margin-top:14px}
.dx-spec dd{color:var(--mut);font-size:14px;margin-top:4px}
.dx-article{max-width:820px;margin:0 auto}
.dx-article h1{font-size:26px;margin-bottom:10px}
.dx-article .dx-meta{color:var(--mut);font-size:13px;margin-bottom:22px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.dx-article .dx-hero{border-radius:8px;overflow:hidden;margin-bottom:24px}
.dx-article p{margin-bottom:16px;text-indent:2em}
.dx-article h3{margin:22px 0 10px;font-size:18px}
.dx-store-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.dx-store{background:#fff;border:1px solid var(--line);border-radius:8px;padding:20px}
.dx-store h4{color:var(--pri);margin-bottom:8px;font-size:16px}
.dx-store p{font-size:13px;color:var(--mut)}
.dx-form input,.dx-form textarea{width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:6px;font-size:14px;margin-bottom:14px;font-family:inherit}
.dx-form button{background:var(--pri);color:#fff;border:0;padding:12px 34px;border-radius:6px;cursor:pointer;font-size:15px}
.dx-404{text-align:center;padding:90px 0}
.dx-404 h1{font-size:120px;color:var(--pri);line-height:1}
.dx-404 p{margin:16px 0 28px;color:var(--mut)}
@media(max-width:900px){
.dx-nav{display:none;position:absolute;top:78px;left:0;right:0;background:#fff;flex-direction:column;padding:10px 18px;border-top:1px solid var(--line);box-shadow:0 12px 20px rgba(0,0,0,.08)}
.dx-nav.open{display:flex}
.dx-burger{display:block}
.dx-banner{height:260px}
.dx-banner .dx-cap h1{font-size:22px}
.dx-grid4,.dx-feats{grid-template-columns:repeat(2,1fr)}
.dx-grid3,.dx-store-list{grid-template-columns:1fr}
.dx-grid2,.dx-prod{grid-template-columns:1fr}
.dx-foot .dx-fg{grid-template-columns:1fr 1fr}
}