/* 004 · 采购信息排版 / PC与手机独立节奏 */
/* 手机侧滑导航：子栏目默认收起，父级链接与展开按钮分别操作。 */
.mobile-nav-row{display:flex;align-items:center;border-bottom:1px solid #ffffff20;min-height:48px}
.mobile-parent-link{flex:1;min-width:0;display:flex;align-items:center;min-height:48px;padding:12px 0;font-size:14px}
.mobile-submenu-toggle{display:grid;place-items:center;flex:none;width:48px;height:48px;padding:0;background:none;color:#c4d0d8;border-left:1px solid #ffffff12}
.mobile-submenu-toggle i{font-size:12px;transition:transform .2s}
.mobile-submenu-toggle[aria-expanded=true] i{transform:rotate(180deg)}
.mobile-submenu{padding:5px 12px;background:#ffffff06;border-bottom:1px solid #ffffff20}
.mobile-submenu .mobile-child{display:flex;align-items:center;min-height:44px;padding:9px 4px;font-size:13px}
.mobile-submenu[hidden],.mobile-submenu-toggle[hidden]{display:none!important}
.mobile-nav a.active{color:#dfac8c}
:root{--line:#d8dfe3;--paper:#f3f5f6;--muted:#63747e}
body{font-size:14px;line-height:1.85}
.wrap{width:min(1400px,calc(100% - 80px))}
.header-inner{height:82px}.topline .wrap{padding-block:5px}.brand>span{letter-spacing:.2px}
.desktop-nav{gap:25px}.desktop-nav a{font-size:13px}.nav-dropdown{z-index:120}
.section{padding-block:80px}.section-head{margin-bottom:30px;align-items:center;padding-bottom:22px;border-bottom:1px solid var(--line)}
.section-head h2{font-size:30px;letter-spacing:.5px}.section-head .eyebrow{margin-bottom:8px}.section-head .text-link{min-height:44px;border-bottom:0;padding-bottom:0}
.eyebrow{font-size:10px;letter-spacing:1.7px}.text-link{min-height:44px;align-items:center}
.page-home .hero{height:560px}.page-home .hero-content{padding-top:94px}.page-home .hero h1{font-size:46px;line-height:1.5;letter-spacing:.5px}
.page-home .hero-sub{font-size:14px;line-height:2;max-width:465px;margin:20px 0 28px}.page-home .hero-caption{margin-top:22px;font-size:10px}
.hero-controls button{width:44px;height:44px}.hero-controls{bottom:30px}
.supply-strip>div{padding:22px 28px}.supply-strip strong{font-size:14px}.supply-strip span{font-size:11px}
.factory-intro{gap:64px}.factory-photo img{aspect-ratio:1.5}.factory-intro h2{font-size:32px;line-height:1.65}.factory-intro .lead{font-size:14px;line-height:2}.factory-notes{padding-block:16px;margin-bottom:20px}
.product-toolbar{align-items:center;margin-bottom:26px}.product-toolbar>div{gap:0;flex-shrink:0}.product-toolbar>div a{min-height:44px;display:flex;align-items:center;padding:8px 18px;border:1px solid var(--line);background:#fff}.product-toolbar>div a+a{border-left:0}
.product-photo img{aspect-ratio:1.22;object-fit:contain;background:#edf1f2}.product-info{padding:22px 20px 0}.product-info h3{font-size:16px;line-height:1.6;margin:8px 0 12px}.product-info p{font-size:12px;line-height:1.9;min-height:48px}.model{font-size:12px;letter-spacing:.7px}.card-foot{margin-top:20px}.card-foot>a{font-size:12px;min-height:48px}
.case-grid{gap:24px}.case-card a>div{padding:24px}.case-card h3{font-size:17px;line-height:1.65}.case-card p{font-size:12px;line-height:1.9}.case-card .text-link{font-size:12px;margin-top:14px}.case-card img{aspect-ratio:1.7}.section-note{font-size:12px;line-height:1.9;margin:-8px 0 26px}
.advantages article{padding:34px 30px}.advantages p{font-size:12px}.certificate{padding:22px}.certificate span{font-size:13px}.certificate img{height:250px}
.news-grid{gap:0 40px}.news-row{gap:24px;padding-block:25px;align-items:flex-start}.news-photo{width:142px}.news-row>div{min-width:0}.news-row h3{font-size:16px;line-height:1.6}.news-row p{font-size:12px;line-height:1.8}.news-arrow{align-self:center}
.inquiry{padding-block:52px}.inquiry h2{font-size:30px}.inquiry p{font-size:13px}.partners{gap:40px;padding-block:38px}.partner-grid{gap:28px}
.inner-banner{padding:22px 0 28px;background:#edf1f3}.breadcrumb{margin-bottom:16px;font-size:12px}.inner-banner .eyebrow{margin-bottom:4px;font-size:10px}.inner-banner h1{font-size:30px;margin-bottom:8px}.inner-banner p:last-child{font-size:13px;max-width:760px;line-height:1.9}
.inner-layout{grid-template-columns:220px minmax(0,1fr);gap:42px;padding-block:42px 72px}.sidebar{position:sticky;top:132px}.sidebar h2{font-size:14px;padding:18px}.sidebar #sidebar-links>a{min-height:48px;padding:12px 18px}.sidebar-cta{padding:24px 18px}.sidebar-cta h3{font-size:15px}.sidebar-cta p{font-size:12px;line-height:1.9}
.footer{padding-top:48px}.footer-grid{gap:40px}.footer p{font-size:12px;line-height:1.95}.footer-grid>div>a{margin-bottom:4px;min-height:36px;display:flex;align-items:center}.footer .search-form{margin-top:18px}.footer-bottom{font-size:11px;line-height:1.9}.footer-bottom a{display:inline-block;min-height:32px}.qr{width:86px;height:86px}.floating-service a,.floating-service button{width:44px;height:44px}
.richtext td,.richtext th{line-height:1.85}.table-scroll{overscroll-behavior-inline:contain;scrollbar-width:thin;scrollbar-color:#8496a1 #edf1f3}.form-grid input,.form-grid textarea{line-height:1.6}
@media(max-width:1250px){.wrap{width:calc(100% - 56px)}.desktop-nav{gap:17px}.brand>span{font-size:17px}.inner-layout{gap:28px;grid-template-columns:200px minmax(0,1fr)}.factory-intro{gap:40px}.product-info{padding-inline:16px}.footer-grid{gap:28px}}
@media(max-width:1050px){.inner-layout{grid-template-columns:185px minmax(0,1fr);gap:24px}.footer-grid{grid-template-columns:1fr 1fr}.page-home .hero h1{font-size:40px}.page-home .hero{height:510px}.page-home .hero-content{padding-top:75px}}
@media(max-width:767px){
 body{font-size:14px;padding-bottom:calc(62px + env(safe-area-inset-bottom))}.wrap{width:calc(100% - 36px)}
 .topline{font-size:10px}.topline .wrap{padding-block:3px}.header-inner{height:66px}.brand>span{font-size:16px}.brand small{font-size:8px}.brand img{width:32px;height:32px}.hamburger{min-width:44px;min-height:44px}
 .page-home .hero{height:435px}.page-home .hero-content{padding-top:45px}.page-home .hero h1{font-size:30px;line-height:1.55;max-width:330px}.page-home .hero-sub{font-size:13px;line-height:1.9;max-width:310px;margin:17px 0 22px}.page-home .hero-caption{font-size:9px;margin-top:20px}.hero-controls{bottom:20px;gap:16px}.hero-controls button{width:44px;height:44px}.hero .button{font-size:12px;min-height:46px;padding:11px 16px}.hero-shade{background:linear-gradient(90deg,#182b39e8,#182b399c)}
 .supply-strip{width:100%;border-inline:0}.supply-strip>div{padding:14px 18px;gap:12px}.supply-strip strong{font-size:12px}.supply-strip span{font-size:10px}
 .section{padding-block:38px}.section-head{padding-bottom:16px;margin-bottom:22px;gap:14px;align-items:flex-end}.section-head>div{min-width:0}.section-head h2{font-size:23px;line-height:1.5}.section-head .text-link{font-size:11px;gap:8px;flex-shrink:0;min-height:44px}.eyebrow{font-size:9px;letter-spacing:1.1px}.section-head .eyebrow{margin-bottom:6px}.section-note{font-size:12px;line-height:1.85;margin:-4px 0 22px}
 .factory-intro{gap:24px}.factory-intro h2{font-size:26px;line-height:1.65}.factory-photo img{aspect-ratio:1.55}.factory-photo span{font-size:10px;padding:8px 12px}.factory-intro .lead{font-size:13px;margin-block:14px;line-height:1.95}.factory-notes{font-size:11px;gap:8px}.factory-intro .text-link{font-size:13px}
 .product-toolbar{font-size:12px;line-height:1.85;margin-bottom:20px}.product-toolbar>div{margin-top:14px}.product-toolbar>div a{padding:8px 20px;font-size:12px}
 .page-home .product-grid{grid-template-columns:1fr;gap:14px}.page-home .product-card{display:grid;grid-template-columns:112px minmax(0,1fr);align-items:stretch}.page-home .product-photo{border-bottom:0;border-right:1px solid var(--line);display:flex;align-items:center;background:#edf1f2}.page-home .product-photo img{aspect-ratio:1;object-fit:contain}.page-home .product-info{padding:15px 14px 0}.page-home .product-info h3{font-size:14px;line-height:1.65;min-height:0;margin:4px 0 7px}.page-home .product-info p{font-size:12px;line-height:1.8;min-height:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.page-home .model{font-size:11px}.page-home .card-foot{margin-top:12px;flex-wrap:nowrap;gap:7px}.page-home .card-foot>a{font-size:11px;gap:5px;min-height:44px}.page-home .card-foot .sample-link{margin-left:auto}
 .page-home .case-grid{grid-template-columns:1fr;gap:18px}.case-card img{aspect-ratio:1.75}.case-card a>div{padding:20px}.case-card h3{font-size:17px;line-height:1.6;margin:7px 0 10px}.case-card p{font-size:12px;line-height:1.9;min-height:0}.case-card .micro{font-size:10px}.case-card .text-link{font-size:12px;margin-top:9px}
 .page-home .advantages{grid-template-columns:1fr}.page-home .advantages article{border-right:0;border-bottom:1px solid var(--line);padding:24px 22px 24px 72px}.page-home .advantages article:last-child{border-bottom:0}.page-home .advantages i{position:absolute;top:27px;left:22px;margin:0;font-size:24px}.page-home .advantages h3{font-size:16px;margin-bottom:8px}.page-home .advantages p{font-size:12px;line-height:1.9}.adv-number{top:26px;right:20px}
 .certificate{padding:14px 10px}.certificate img{height:195px}.certificate span{font-size:11px;line-height:1.7;display:block}.cert-swiper{padding-bottom:16px}.news-grid{grid-template-columns:1fr}.news-row{gap:16px;padding-block:22px;align-items:center}.news-photo{width:94px}.news-row h3{font-size:14px;line-height:1.65;margin:4px 0 6px}.news-row p{font-size:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.news-row time{font-size:10px}
 .inquiry{padding-block:36px}.inquiry h2{font-size:26px}.inquiry p{font-size:13px;line-height:1.9}.inquiry-inner>div:last-child{display:grid;grid-template-columns:1fr;gap:16px;margin-top:23px}.cta-phone{font-size:25px}.inquiry .button{justify-content:space-between;min-height:48px;padding-inline:20px}.partners{padding-block:28px}.partners>p{font-size:12px;margin-bottom:16px}.partner-grid{gap:16px 25px}
 .inner-banner{padding:18px 0 20px}.breadcrumb{font-size:11px;margin-bottom:12px;line-height:1.7}.inner-banner h1{font-size:25px;line-height:1.5;margin-bottom:7px}.inner-banner .eyebrow{font-size:9px;margin-bottom:3px}.inner-banner p:last-child{font-size:12px;line-height:1.8}.inner-layout{display:block;padding-block:22px 42px}.sidebar{position:static;margin-bottom:24px}.sidebar-toggle{padding:12px 16px;font-size:12px;min-height:46px}.sidebar #sidebar-links>a{font-size:13px;min-height:46px}.sidebar-toggle i{transition:transform .2s}.sidebar.open .sidebar-toggle i{transform:rotate(180deg)}
 .footer{padding:34px 0 16px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px 24px}.footer-grid>div:first-child,.footer-grid>div:last-child{grid-column:1/-1}.footer h3{font-size:15px;margin-bottom:13px}.footer p{font-size:12px;line-height:1.95}.footer .micro{font-size:11px}.footer-grid>div>a{font-size:12px;min-height:44px;margin:0}.footer-grid>div>a.footer-phone{font-size:23px}.footer-grid>div:last-child{padding-top:24px;border-top:1px solid #ffffff1a}.footer .search-form{margin-top:12px}.footer .search-form input{font-size:16px;padding-inline:10px}.footer .search-form button{width:44px}.footer-bottom{font-size:11px;line-height:2;display:block}.footer-bottom>span{display:block}.footer-bottom a{min-height:40px;margin:0 14px 0 0}.qr{width:88px;height:88px}.floating-service{display:none}.mobile-shortcuts{padding-bottom:env(safe-area-inset-bottom)}.mobile-shortcuts a{height:60px;font-size:12px}.mobile-shortcuts i{font-size:17px}.mobile-nav>a{font-size:14px;min-height:48px}
 .richtext{font-size:14px;line-height:2}.richtext h2{font-size:22px}.richtext h3{font-size:18px}.richtext td,.richtext th{font-size:13px;padding:12px 14px}.previous-next{font-size:13px;line-height:1.9}.pagination a,.pagination span{min-width:44px;min-height:44px}.lightbox{padding:22px 16px}
}
@media(max-width:359px){.wrap{width:calc(100% - 28px)}.brand>span{font-size:14px}.brand small{font-size:7px}.page-home .hero h1{font-size:27px}.page-home .product-card{grid-template-columns:95px minmax(0,1fr)}.page-home .product-info{padding-inline:11px}.section-head h2{font-size:21px}.section-head .text-link{font-size:10px}}
@media(max-width:767px){.page-home .product-photo img{height:100%;aspect-ratio:auto;object-fit:cover}.footer-grid>div:last-child .qr{margin-top:16px}}

/* 图片比例与页面长度复核：保留首页全部产品、案例和采购入口。 */
.page-home .hero{height:500px}
.page-home .hero-content{padding-top:72px}
.page-home .section{padding-block:54px}
.page-home .section-head{padding-bottom:16px;margin-bottom:22px}
.page-home .factory-intro{gap:48px}
.page-home .factory-photo img{height:320px;aspect-ratio:auto;object-fit:cover}
.page-home .factory-intro h2{font-size:29px;line-height:1.5}
.page-home .factory-intro .lead{margin-block:16px;line-height:1.9}
.page-home .factory-notes{padding-block:12px;margin-bottom:14px}
.page-home .product-photo img{height:200px;aspect-ratio:auto;object-fit:contain}
.page-home .product-info{padding:16px 17px 0}
.page-home .product-info h3{margin-block:5px 8px}
.page-home .product-info p{min-height:44px;line-height:1.8}
.page-home .card-foot{margin-top:14px}
.page-home .advantages article{padding:26px 24px}
.page-home .advantages i{margin-bottom:16px}
.page-home .case-card img{height:200px;aspect-ratio:auto;object-fit:cover}
.page-home .case-card a>div{padding:17px 19px}
.page-home .case-card h3{font-size:16px;margin-block:5px 8px}
.page-home .case-card p{min-height:0;line-height:1.8}
.page-home .case-card .text-link{margin-top:8px}
.page-home .certificate{padding:16px}
.page-home .certificate img{height:190px;margin-bottom:12px}
.page-home .cert-pagination{padding-top:12px}
.page-home .news-row{padding-block:18px;gap:18px}
.page-home .news-photo{width:120px}
.page-home .inquiry{padding-block:38px}
.page-home .partners{padding-block:26px}
.footer{padding-top:34px}
.footer-grid{gap:32px}
.footer h3{margin-bottom:12px}
.footer-contact-info .footer-phone{display:flex;align-items:center;min-height:44px;font-size:22px;color:white}
.footer-contact-qr{display:flex;align-items:center;gap:13px;margin-top:10px}
.footer-contact-qr .qr{margin:0;flex-shrink:0}
.footer-contact-qr p{margin:0;max-width:155px}
.footer-bottom{margin-top:24px}

@media(max-width:767px){
 .page-home .hero{height:390px}.page-home .hero-content{padding-top:32px}.page-home .hero h1{font-size:29px;line-height:1.5}
 .page-home .hero-sub{margin-block:14px 18px}.page-home .hero-caption{margin-top:15px}.page-home .hero-controls{bottom:16px}
 .page-home .supply-strip>div{padding-block:10px}
 .page-home .section{padding-block:28px}.page-home .section-head{padding-bottom:12px;margin-bottom:17px}
 .page-home .factory-intro{gap:18px}.page-home .factory-photo img{height:180px}.page-home .factory-intro h2{font-size:23px;line-height:1.45}.page-home .factory-intro .lead{margin-block:12px;font-size:13px;line-height:1.85}.page-home .factory-notes{padding-block:10px;margin-bottom:10px}
 .page-home .product-toolbar{margin-bottom:16px}.page-home .product-toolbar>div{margin-top:10px}
 .page-home .product-grid{gap:10px}.page-home .product-card{grid-template-columns:100px minmax(0,1fr)}
 .page-home .product-photo img{height:136px;aspect-ratio:auto;object-fit:contain}
 .page-home .product-info{padding:10px 12px 0}.page-home .product-info h3{font-size:14px;line-height:1.5;margin-block:3px 5px}.page-home .product-info p{min-height:0;line-height:1.75;-webkit-line-clamp:1}.page-home .card-foot{margin-top:8px}
 .page-home .advantages article{padding:18px 18px 18px 61px}.page-home .advantages i{top:22px;left:18px;font-size:22px}.page-home .advantages h3{font-size:15px;margin-bottom:5px}.page-home .advantages p{font-size:12px;line-height:1.8}.page-home .adv-number{top:20px;right:16px}
 .page-home .case-grid{gap:10px}.page-home .case-card>a{display:grid;grid-template-columns:100px minmax(0,1fr);height:100%}.page-home .case-card img{width:100%;height:100%;min-height:126px;aspect-ratio:auto;object-fit:cover}
 .page-home .case-card a>div{padding:11px 13px 4px}.page-home .case-card .micro{font-size:9px}.page-home .case-card h3{font-size:14px;line-height:1.6;margin-block:4px 1px}.page-home .case-card p{display:none}.page-home .case-card .text-link{font-size:11px;min-height:44px;margin-top:0;justify-content:space-between;width:100%;border-bottom:0}
 .page-home .certificate{padding:10px}.page-home .certificate img{height:160px;margin-bottom:9px}.page-home .certificate span{font-size:11px}.page-home .section-note{margin-bottom:16px}.page-home .cert-swiper{padding-bottom:8px}
 .page-home .news-row{padding-block:15px;gap:14px}.page-home .news-photo{width:82px}.page-home .news-row p{-webkit-line-clamp:1}.page-home .news-row h3{margin-block:3px 5px}
 .page-home .inquiry{padding-block:27px}.page-home .inquiry h2{font-size:23px}.page-home .inquiry p{margin-top:9px}.page-home .inquiry-inner>div:last-child{margin-top:17px;gap:10px}.page-home .cta-phone{font-size:23px}
 .page-home .partners{padding-block:20px}.page-home .partners>p{margin-bottom:10px}.page-home .partner-grid{gap:10px 22px}.page-home .partner-grid img{height:34px}
 .footer{padding-block:26px 12px}.footer-grid{gap:18px 20px}.footer h3{margin-bottom:8px}.footer p{margin-block:8px;line-height:1.8}.footer-grid>div>a{min-height:44px}.footer-grid>div:last-child{padding-top:18px;display:grid;grid-template-columns:minmax(0,1fr) 82px;gap:14px}.footer-contact-info{min-width:0}.footer-contact-info .footer-phone{font-size:21px;min-height:44px}.footer-contact-info>p{font-size:12px;line-height:1.85}
 .footer-contact-qr{display:block;margin:0;padding-top:6px}.footer-grid>div:last-child .qr{width:76px;height:76px;margin:0}.footer-contact-qr p{font-size:10px;line-height:1.7;margin-top:7px}.footer .search-form{margin-top:8px}.footer-bottom{margin-top:18px;padding-top:12px}
}