*{box-sizing:border-box}body{margin:0;background:#eef1f7;color:#333;font:14px/1.5 Arial,sans-serif}a{color:inherit;text-decoration:none}a:hover{color:#236ec2}button,input,select,textarea{font:inherit}button,a,summary{touch-action:manipulation}button{cursor:pointer}img{max-width:100%;display:block}h1,h2,h3,p{margin:0}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #f39800;outline-offset:3px}.skip,.sr{position:absolute;left:-9999px}.skip:focus{left:10px;top:10px;z-index:200;background:white;padding:10px}.topbar{padding:4px 4%;display:flex;justify-content:space-between;font-size:12px;gap:15px}.topbar>div{display:flex;gap:25px}.header-main{padding:15px 4%;display:flex;align-items:center;gap:50px;background:#232f48;color:white}.logo{font-size:36px;line-height:1;font-weight:800;letter-spacing:1px;width:220px;flex-shrink:0}.logo 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button.selected{border-color:#275090;color:#275090}.hot-panel{background:white;padding:15px;border-radius:5px}.find-more{display:block;text-align:right;padding:12px 10px 0;color:#275090}.home-sections>h2{font-size:24px;border-bottom:1px solid #cdd5df;margin:30px 0 15px;padding-bottom:8px}.home-sections>.product-grid{background:white;padding:15px;border-radius:5px}.feature-categories{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:20px}.feature-categories a{background:#d3e7f8;padding:25px;border-radius:5px}.feature-categories a:nth-child(2){background:#cadaf7}.feature-categories a:nth-child(3){background:#d6d8f3}.feature-categories a:nth-child(4){background:#e2eecc}.feature-categories a:nth-child(5){background:#cfedec}.feature-categories h3{font-size:18px;margin-bottom:8px}.slogan{text-align:center;margin-top:25px;border-top:1px solid #9ba9c0;padding-top:20px;font-size:18px}.follow{background:#232f48;color:white;display:flex;justify-content:space-between;padding:20px 4%;gap:20px}.follow a:hover{color:#d3e7f8}footer{display:grid;grid-template-columns:repeat(4,1fr);gap:35px;padding:25px 4%;font-size:12px}footer h3{font-size:15px;margin-bottom:10px}footer p{margin:6px 0}.copyright{background:#232f48;color:white;text-align:center;padding:12px;font-size:11px}.simple-sheet{margin:25px 4%;background:white;border:1px solid #ddd;border-radius:5px;padding:30px;min-height:350px}.simple-sheet h1{font-size:27px;margin-bottom:22px}.simple-sheet h2{font-size:20px;margin:20px 0 12px}.simple-sheet p{margin:12px 0}.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:50px}.contact-layout form{background:#f5f6f8;padding:22px}.contact-layout label{display:block;margin:16px 0}.contact-layout input,.contact-layout select,.contact-layout textarea{display:block;width:100%;padding:9px;border:1px solid #cdd3df;background:white;margin-top:6px}.contact-layout textarea{min-height:80px}[hidden]{display:none!important}@media(min-width:1800px){.product-box h3{font-size:17px}.product-img{aspect-ratio:1/1}}@media(max-width:1200px){.header-main{gap:25px}.contact-tools{gap:15px}.quicknav{gap:14px}.product-grid{gap:20px 15px}.products-page,.home-first{grid-template-columns:190px minmax(0,1fr)}.departments{flex-basis:190px}.logo{width:180px;font-size:31px}.focus-copy h1{font-size:29px}}@media(max-width:900px){.contact-tools{display:none}.header-main{gap:25px}.quicknav{gap:10px}.product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.products-page,.home-first{grid-template-columns:170px minmax(0,1fr);gap:12px}.focus{padding:22px;grid-template-columns:1fr}.focus-image{display:none}.focus-copy h1{font-size:30px}.detail-sheet{grid-template-columns:32% minmax(0,1fr)}.tools-view select{width:200px}}@media(max-width:650px){body{font-size:13px}.topbar{font-size:10px}.topbar>span{max-width:210px}.topbar>div{gap:12px}.header-main{padding:14px 4%;flex-wrap:wrap;gap:16px}.logo{font-size:28px;width:100%;display:flex;align-items:center;gap:10px}.logo span{font-size:14px;letter-spacing:3px;margin:0}.search{flex-basis:100%;height:38px}nav{gap:0;display:block;position:relative}.departments{width:100%;font-size:13px}.department-panel{width:92vw;max-width:92vw;grid-template-columns:1fr;max-height:70vh;overflow:auto}.quicknav{display:none}.products-page{display:block;margin:15px 4% 25px}.browse{padding:12px;margin-bottom:16px;max-height:260px;overflow:auto}.browse h3{font-size:15px}.browse>details:not([open]),.browse>a{display:none}.catalog h1{font-size:22px}.catalog h1 span{font-size:14px}.main-content{padding:9px}.tools-view{padding:9px;gap:10px}.tools-view label{width:100%;font-size:12px;justify-content:space-between}.tools-view select{width:70%;min-width:0}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 10px}.product-box{padding:3px}.product-box h3{font-size:12px;line-height:1.45}.price{font-size:13px}.reference-note{font-size:10px}.product-img{aspect-ratio:1/1}.detail-page{margin:15px 4%}.detail-sheet{display:block;padding:14px}.detail-gallery img{height:260px}.detail-copy{border:0;padding:22px 0 0}.detail-copy h1{font-size:23px}.detail-price{font-size:22px}.inquiry-actions a,.inquiry-actions button{flex:1;text-align:center;font-size:12px;padding:10px}.detail-page>.product-grid{padding:12px}.home-first{display:block;margin-top:12px}.home-rail{display:none}.focus{min-height:265px;padding:25px 20px}.focus-copy h1{font-size:27px}.focus-copy p{font-size:12px}.focus-copy b{margin-top:20px}.hot-tabs{gap:3px;justify-content:flex-start}.hot-tabs button{font-size:12px;padding:7px}.hot-panel{padding:10px}.home-sections>h2{font-size:21px}.feature-categories{grid-template-columns:repeat(2,minmax(0,1fr))}.feature-categories a{padding:16px}.feature-categories h3{font-size:15px}.slogan{font-size:15px}.follow{display:block;font-size:12px}.follow>a{display:block;margin-top:10px}footer{grid-template-columns:1fr;gap:15px}.simple-sheet{padding:20px}.contact-layout{grid-template-columns:1fr;gap:20px}.contact-layout form{padding:15px}.pagination{gap:5px}.pagination button{font-size:12px;padding:4px 9px}.pagination span{width:100%;text-align:center}.image-pending{min-height:160px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}
.focus{display:block}.focus-slide{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:25px}.focus-dots{left:0;width:100%;text-align:center}.focus-dots button{background:transparent;border:0;color:#abbad0;padding:3px 8px}.focus-dots button.selected{color:#275090}@media(max-width:900px){.focus-slide{grid-template-columns:1fr}}

.technical-table-wrap{max-width:100%;overflow:auto;margin-top:20px}.technical-table-wrap table{border-collapse:collapse;width:100%;font-size:13px}.technical-table-wrap td{padding:8px;border:1px solid #ccd3df}.body-gallery{margin-top:24px;display:grid;grid-template-columns:1fr;gap:18px}.body-gallery figure{margin:0}.body-gallery img{max-width:100%;height:auto;margin:auto}.body-gallery figcaption{color:#6c7788;font-size:11px;margin-top:8px}

.cat-intro{margin:0}
.cat-facts+p,.cat-facts{margin-top:10px}
.cat-facts{font-size:12.5px;color:#4a5560;margin:8px 0 14px;letter-spacing:.01em}
.cat-copy{grid-column:1/-1;max-width:860px;margin:26px 0 20px;line-height:1.7;font-size:14.5px;color:#243039}
.cat-copy h2{font-size:15px;margin:20px 0 8px;letter-spacing:.02em}
.cat-copy p{margin:0 0 10px}

.spec-table{width:100%;max-width:660px;border-collapse:collapse;margin:10px 0 6px;font-size:13.5px}
.spec-table th{text-align:left;font-weight:500;color:#5a6570;padding:7px 12px 7px 0;width:180px;vertical-align:top;border-bottom:1px solid #e8ebee}
.spec-table td{padding:7px 0;border-bottom:1px solid #e8ebee;color:#1f2a33}

.also-parts{margin:26px 0 6px;max-width:760px}
.also-parts h2{font-size:15px;margin:0 0 8px}
.also-parts ul{margin:0;padding-left:18px}
.also-parts li{margin:0 0 5px;font-size:13.5px}
.also-note{font-size:11.5px;color:#7a838c;margin-top:8px}

.home-copy{max-width:900px;margin:36px 4% 12px;line-height:1.75;font-size:14.5px;color:#243039}
.home-copy h2{font-size:16px;margin:24px 0 8px;letter-spacing:.01em}
.home-copy p{margin:0 0 10px}
.home-copy ol{margin:0 0 10px;padding-left:20px}
.home-copy li{margin:0 0 6px}

.spec-table.xref th{width:170px}
.spec-table.xref td{line-height:1.6}

/* ===== 商品页：让高清图真正看得见 ===== */
.detail-gallery{position:relative;overflow:hidden;background:#fff;border:1px solid #edf0f3;border-radius:5px}
.detail-gallery img{width:100%;height:auto;aspect-ratio:3/2;object-fit:contain;
  transition:transform .45s cubic-bezier(.2,.7,.3,1)}
.detail-gallery:hover img{transform:scale(1.55)}
.detail-gallery p{margin:6px 10px 10px;padding:0}
@media(min-width:901px){.detail-sheet{grid-template-columns:38% minmax(0,1fr);gap:34px}}
@media(max-width:900px){.detail-gallery img{aspect-ratio:4/3}}

/* ===== 商品页：价格与询盘 ===== */
.detail-price{display:inline-block;background:#f4f7fb;border-left:3px solid #275090;
  padding:9px 15px;border-radius:0 4px 4px 0;font-size:26px;line-height:1.15}
.dp-label{display:block;font-size:10px;letter-spacing:.09em;text-transform:uppercase;
  color:#6b7885;font-weight:600;margin-bottom:3px}
.inquiry-actions{gap:10px;margin:18px 0 12px}
.inquiry-actions>a{flex:1 1 170px;padding:12px 16px!important;font-size:13px!important;
  font-weight:600;border-radius:4px;box-shadow:0 1px 2px rgba(16,32,56,.14);transition:filter .18s}
.inquiry-actions>a:hover{filter:brightness(1.08)}
.inquiry-actions>a:first-child{background:#1f9d55}
.inquiry-actions>a+a{background:#275090}
.buy-facts{list-style:none;margin:0 0 4px;padding:0;display:grid;gap:7px;
  font-size:12.5px;color:#3d4a56;line-height:1.5}
.buy-facts li{position:relative;padding-left:20px}
.buy-facts li:before{content:"";position:absolute;left:1px;top:5px;width:10px;height:5px;
  border-left:2px solid #1f8a4c;border-bottom:2px solid #1f8a4c;transform:rotate(-45deg)}

/* ===== 规格表 ===== */
.spec-table{table-layout:fixed}
.spec-table tr:nth-child(even){background:#fafbfc}
.spec-table th{width:172px}
@media(max-width:650px){
  .spec-table th{width:40%;padding:7px 8px 7px 0}
  .spec-table td{padding:7px 0;word-break:break-word}
}

/* ===== 移动端固定询盘条 ===== */
.mobile-buy{position:fixed;left:0;right:0;bottom:0;z-index:60;display:none;align-items:center;
  gap:8px;padding:8px 12px;background:#fff;border-top:1px solid #dfe5ea;
  box-shadow:0 -6px 18px rgba(16,32,56,.10);transform:translateY(110%);
  transition:transform .25s ease}
.mobile-buy.on{transform:none}
.mobile-buy .mb-price{margin-right:auto;font-size:15px;font-weight:700;color:#16202b;line-height:1.1}
.mobile-buy .mb-price i{display:block;font-style:normal;font-size:9px;font-weight:500;
  letter-spacing:.06em;text-transform:uppercase;color:#7b858f;margin-top:2px}
.mobile-buy a{flex:0 0 auto;padding:10px 13px;border-radius:4px;font-size:12.5px;
  font-weight:600;color:#fff;background:#1f9d55}
.mobile-buy a+a{background:#275090}
@media(max-width:900px){.mobile-buy{display:flex}main{padding-bottom:66px}}

/* ===== 首页信任条 ===== */
.trust-strip{margin:22px 4% 6px}
.trust-strip ul{list-style:none;margin:0;padding:0;display:grid;
  grid-template-columns:repeat(4,1fr);gap:1px;background:#e6ebf0;border:1px solid #e6ebf0;border-radius:5px;overflow:hidden}
.trust-strip li{background:#fbfcfd;padding:14px 16px}
.trust-strip b{display:block;font-size:12.5px;font-weight:600;color:#1b2733;margin-bottom:4px}
.trust-strip span{display:block;font-size:11.5px;line-height:1.55;color:#5f6c79}
@media(max-width:900px){.trust-strip ul{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){
  .trust-strip{margin:18px 12px 4px}
  .trust-strip ul{grid-template-columns:1fr}
  .trust-strip li{padding:12px 14px}
}

/* ===== 商品页内嵌询盘表单 ===== */
.quick-quote{background:#f7f9fb;border:1px solid #e3e9ef;border-radius:6px;
  padding:18px 18px 14px;margin:20px 0 6px}
.quick-quote h2{font-size:15px;margin:0 0 13px;letter-spacing:.01em;font-weight:600}
.quick-quote label{display:block;font-size:11.5px;letter-spacing:.03em;text-transform:uppercase;
  color:#65727f;margin:0 0 10px;font-weight:600}
.quick-quote input,.quick-quote textarea{display:block;width:100%;box-sizing:border-box;
  margin-top:5px;padding:9px 11px;border:1px solid #cdd5df;border-radius:4px;background:#fff;
  font-size:13.5px;color:#1b2733;font-weight:400;letter-spacing:0;text-transform:none}
.quick-quote input:focus,.quick-quote textarea:focus{outline:2px solid #275090;
  outline-offset:1px;border-color:#275090}
.quick-quote textarea{min-height:62px;resize:vertical}
.qq-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.quick-quote button{width:100%;padding:12px;margin-top:2px;background:#ec8f00;color:#fff;
  border:0;border-radius:4px;font-size:14px;font-weight:600;cursor:pointer}
.quick-quote button:hover{filter:brightness(1.07)}
.qq-note{font-size:11px;color:#7b858f;margin:8px 0 0;line-height:1.5}
.quick-quote #form-status{font-size:12px;color:#1f7a45;margin:6px 0 0}
@media(max-width:560px){.qq-row{grid-template-columns:1fr;gap:0}}