/* 全站共享的工业风视觉与响应式布局 */
:root{--navy:#10385f;--ink:#092c51;--blue:#0755a6;--gold:#f2a900;--muted:#617184;--line:#dce4ec;--paper:#f1f6fa;--max:1280px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:white;font:16px/1.8 'Microsoft YaHei','PingFang SC',Arial,sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input{touch-action:manipulation}button{cursor:pointer}img{max-width:100%;height:auto;display:block}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.4}a,button{transition:color .2s,background .2s,border-color .2s}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--gold);outline-offset:5px}a:hover{color:var(--blue)}.container{width:min(var(--max),calc(100% - 112px));margin-inline:auto}.skip-link{position:fixed;top:-80px;left:20px;background:white;z-index:99;padding:12px}.skip-link:focus{top:8px}.site-header{height:104px;border-bottom:1px solid #edf0f4;background:white;position:relative;z-index:20}.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:block;width:540px;max-width:44%;flex-shrink:0;overflow:hidden}.brand img{width:100%;height:auto}.main-nav{display:flex;align-items:center;gap:32px;font-size:15px;font-weight:600;white-space:nowrap}.main-nav a{position:relative;padding:12px 0}.main-nav a[aria-current=page]{color:var(--blue)}.main-nav a[aria-current=page]:after{content:'';position:absolute;bottom:4px;left:0;width:24px;height:2px;background:var(--gold)}.menu-toggle{display:none;border:1px solid var(--line);background:white;color:var(--ink);padding:7px 13px}.accent{width:48px;height:5px;background:var(--gold);margin-bottom:30px}.button{display:inline-flex;justify-content:center;align-items:center;gap:24px;min-height:56px;padding:12px 32px;background:var(--blue);color:white;border:1px solid var(--blue);font-weight:600;line-height:1.5}.button:hover{background:var(--ink);color:white;border-color:var(--ink)}.button.secondary{background:transparent;color:var(--blue)}.button.secondary:hover{background:var(--paper)}.button.light{border-color:#afc4d7;color:white;background:transparent}.button.light:hover{background:white;color:var(--navy)}.hero{min-height:660px;position:relative;isolation:isolate;overflow:hidden;background:#fbfcfe}.hero .container{position:relative;z-index:2;pointer-events:none}.hero-copy{width:52%;padding:86px 0 56px;pointer-events:auto}.hero h1{font-size:clamp(35px,3.6vw,54px);font-weight:800;line-height:1.35;letter-spacing:-.045em;white-space:nowrap}.hero-intro{margin-top:26px;max-width:550px;color:#4b6076}.hero-actions{display:flex;gap:35px;align-items:center;margin-top:42px}.phone-link{display:flex;flex-direction:column;font-size:14px;line-height:1.6}.phone-link strong{font-size:20px;letter-spacing:.02em}.hero-tag{margin-top:64px;font-size:11px;color:#7b91aa;letter-spacing:.13em;line-height:1.6}.hero-tag:before{content:'';display:block;width:38px;height:3px;background:var(--gold);margin-bottom:20px}.hero-photo{position:absolute;inset:0 0 0 39%;z-index:0;clip-path:polygon(15% 0,100% 0,100% 100%,0 100%)}.hero-photo img{width:100%;height:100%;object-fit:cover;object-position:59% center}.hero-photo figcaption{position:absolute;bottom:0;right:0;background:var(--blue);padding:20px 50px 20px 90px;clip-path:polygon(18% 0,100% 0,100% 100%,0 100%);color:white;letter-spacing:.12em;font-size:14px}.hero-photo{margin:0}.products-feature{background:var(--navy);color:white;position:relative;overflow:hidden}.feature-inner{position:relative;padding:60px 0 52px;min-height:945px}.feature-copy{position:relative;z-index:2;width:56%}.feature-copy .accent{margin-bottom:23px}.feature-copy h2{font-size:42px}.feature-intro{color:#b6cbdf;margin-top:12px;font-size:19px}.product-rows{margin:34px 0 34px;width:88%}.product-row{display:flex;gap:30px;align-items:center;min-height:144px;border-bottom:1px solid #456582;padding:22px 0}.product-row:last-child{border-bottom:0}.product-row:hover{color:white;background:#ffffff08}.product-number{font:700 66px/1 Arial,sans-serif;color:#a8c5de;flex-shrink:0}.product-row h3{font-size:23px;border-left:4px solid var(--gold);padding-left:30px}.product-row p{font-size:15px;color:#c1d1e2;padding-left:34px;margin-top:7px}.powder-image{position:absolute;width:45%;height:calc(100% - 135px);right:0;bottom:0;object-fit:cover;object-position:center}.feature-label{position:absolute;right:0;top:68px;text-align:right;font-size:12px;letter-spacing:.14em;line-height:1.5;color:#93adc6}.contact-band{position:relative;overflow:hidden;background:var(--paper);padding:58px 0;isolation:isolate}.contact-band:before{content:'';position:absolute;inset:0;background:url('/Public/userfiles/images/fac.webp') right center/70% auto no-repeat;opacity:.075;z-index:-1}.contact-grid{display:flex;justify-content:space-between;gap:40px;align-items:center}.contact-band .kicker{font-size:14px;color:var(--muted);margin-bottom:10px}.contact-band h2{font-size:38px;margin-bottom:8px}.contact-details{display:flex;gap:42px;margin-top:30px;flex-wrap:wrap}.contact-method{display:flex;flex-direction:column;line-height:1.6}.contact-method+ .contact-method{border-left:1px solid #b9c9d9;padding-left:42px}.contact-method span{font-size:14px;color:var(--muted)}.contact-method strong{font-size:26px;line-height:1.5;overflow-wrap:anywhere}.contact-quote{font-size:23px;flex-shrink:0;line-height:1.7}.contact-quote:before{content:'';display:block;width:36px;height:4px;background:var(--gold);margin-bottom:22px}.site-footer{background:#0b2e50;color:#b4c5d8;padding:32px 0;font-size:12px}.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}.footer-name{color:white;font-size:16px;font-weight:600}.footer-links{display:flex;gap:22px;flex-wrap:wrap}.site-footer a:hover{color:white}.footer-meta{margin-top:20px;padding-top:18px;border-top:1px solid #284664;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}.page-heading{padding:54px 0 50px;background:var(--paper)}.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:18px}.breadcrumbs span{margin-inline:12px}.page-heading h1{font-size:40px;max-width:1000px}.page-heading p{color:var(--muted);margin-top:14px;max-width:790px}.page-body{padding:55px 0 80px;min-height:40vh}.section-nav{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:38px;border-bottom:1px solid var(--line);padding-bottom:22px}.section-nav a{padding:7px 18px;color:var(--muted)}.section-nav a[aria-current=page]{background:var(--blue);color:white}.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:60px}.article{min-width:0;color:#344b60;line-height:2;font-size:16px;overflow-wrap:anywhere}.article p{margin-bottom:22px}.article h2{font-size:25px;margin:32px 0 20px;color:var(--ink)}.article strong{color:var(--ink)}.article img{max-height:430px;object-fit:contain;margin:24px auto}.article .product-illustration{float:right;width:190px;max-height:200px;object-fit:contain;margin:0 0 24px 30px}.article .table-scroll{overflow-x:auto;width:100%;margin:28px 0;clear:both;overscroll-behavior-x:contain}.article table{width:100%;border-collapse:collapse;font-size:14px;line-height:1.65;min-width:540px}.article td,.article th{border:1px solid var(--line);padding:13px 16px;vertical-align:middle}.article td p{margin:0}.article table tr:first-child{background:#eaf1f7;font-weight:600}.article tr:nth-child(even){background:#f7f9fc}.side-panel{border-top:4px solid var(--gold);background:var(--paper);padding:26px;height:fit-content}.side-panel h2{font-size:21px}.side-panel p{font-size:14px;color:var(--muted);margin:15px 0 22px}.side-panel a{display:block;margin:16px 0;overflow-wrap:anywhere}.side-panel a strong{font-size:21px}.side-panel .button{font-size:14px;display:flex;padding:12px}.product-tools{display:flex;gap:22px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin-bottom:32px}.search-field{display:flex;gap:16px;align-items:center}.search-field input{border:1px solid #b8c8d8;background:white;padding:12px 16px;width:310px;max-width:100%;border-radius:0;color:var(--ink)}.result-count{font-size:14px;color:var(--muted)}.product-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 44px}.product-card{display:flex;align-items:center;border-bottom:1px solid var(--line);padding:30px 0;gap:26px}.product-card img{width:140px;height:130px;object-fit:contain;background:#f7f9fb}.product-card h2{font-size:21px;margin-bottom:10px}.product-card p{font-size:14px;color:var(--muted)}.product-card .more{display:inline-block;font-size:13px;color:var(--blue);margin-top:15px}.empty-state{padding:45px;background:var(--paper);text-align:center}.gallery-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px}.gallery-item{margin:0}.gallery-item a{display:block;background:#f3f6f9;padding:20px;border:1px solid var(--line)}.gallery-item img{width:100%;height:270px;object-fit:contain}.gallery-item figcaption{font-size:14px;margin-top:13px;color:var(--muted)}.gallery-note{color:var(--muted);font-size:14px;margin-bottom:25px}.image-dialog{border:0;padding:22px;background:white;max-width:92vw;max-height:92vh;overflow:auto}.image-dialog::backdrop{background:#071e36d9}.image-dialog img{max-height:75vh;max-width:85vw;margin:auto;object-fit:contain}.dialog-bar{display:flex;align-items:center;justify-content:space-between;gap:30px;margin-bottom:16px}.dialog-close{background:var(--ink);border:0;color:white;padding:7px 20px}.contact-page{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}.contact-page h2{font-size:26px;margin-bottom:24px}.contact-page dl{margin:0}.contact-page dt{color:var(--muted);font-size:14px;margin-top:24px}.contact-page dd{margin:6px 0;font-size:21px;overflow-wrap:anywhere}.contact-page figure{margin:0}.contact-page figure img{height:390px;width:100%;object-fit:cover}.contact-page figcaption{font-size:14px;color:var(--muted);padding:15px 0}.contact-page .button{margin-top:24px}.article-actions{clear:both;border-top:1px solid var(--line);padding-top:28px;margin-top:36px;display:flex;gap:20px;flex-wrap:wrap}.mobile-contact{display:none}[hidden]{display:none!important}
@media(min-width:1600px){.hero-copy{padding-top:100px}.hero h1{font-size:54px}}
@media(max-width:1180px){.container{width:calc(100% - 64px)}.site-header{height:86px}.brand{max-width:43%}.main-nav{gap:19px;font-size:14px}.hero{min-height:580px}.hero-copy{padding-top:74px}.hero h1{font-size:39px}.hero-intro{max-width:390px}.hero-actions{gap:22px}.hero-actions .button{padding-inline:22px}.hero-photo{left:42%}.feature-copy h2{font-size:34px}.feature-inner{min-height:850px}.product-row{gap:22px;min-height:128px}.product-number{font-size:55px}.product-row h3{font-size:20px;padding-left:20px}.product-row p{padding-left:24px;font-size:14px}.product-rows{width:94%}.contact-quote{font-size:20px}.contact-method strong{font-size:23px}.content-layout{gap:35px}.product-card{gap:18px}.product-card img{width:115px}.gallery-item img{height:230px}}
@media(max-width:900px){.brand{max-width:70%;width:480px}.menu-toggle{display:block}.main-nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:white;padding:12px 32px 24px;box-shadow:0 14px 20px #102f5012;border-bottom:1px solid var(--line)}.main-nav.is-open{display:flex}.main-nav a{padding:12px}.main-nav a[aria-current=page]:after{left:12px}.hero{min-height:520px}.hero h1{font-size:32px}.hero-intro{font-size:14px;max-width:330px}.hero-copy{padding-top:60px;width:54%}.hero-actions{align-items:flex-start;gap:18px}.hero-actions .button{font-size:14px;padding:12px 18px;min-height:48px}.phone-link strong{font-size:17px}.hero-tag{margin-top:40px}.feature-copy h2{font-size:29px}.feature-intro{font-size:16px}.product-number{font-size:43px}.product-row{gap:16px}.product-row h3{font-size:18px;padding-left:15px}.product-row p{padding-left:19px;font-size:13px}.contact-grid{align-items:flex-start}.contact-quote{display:none}.content-layout{grid-template-columns:1fr}.side-panel{max-width:100%}.product-grid{gap:0 30px}.product-card{align-items:flex-start;flex-direction:column}.product-card img{width:100%;height:155px}.gallery-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.contact-page{gap:35px}.contact-page figure img{height:340px}}
@media(max-width:600px){body{font-size:15px}.container{width:calc(100% - 40px)}.site-header{height:76px}.brand{max-width:calc(100% - 70px);width:360px}.menu-toggle{font-size:13px;padding:7px 10px}.hero{display:flex;flex-direction:column;min-height:0}.hero .container{width:calc(100% - 40px)}.hero-copy{width:100%;padding:44px 0 34px}.hero h1{font-size:clamp(27px,7.5vw,42px);white-space:normal;letter-spacing:-.045em}.hero .accent{width:35px;height:4px;margin-bottom:22px}.hero-intro{font-size:14px;max-width:100%;margin-top:18px}.hero-actions{margin-top:28px;align-items:center;gap:27px}.hero-tag{margin-top:27px;font-size:9px}.hero-tag:before{margin-bottom:11px;width:27px}.hero-photo{position:relative;inset:auto;width:100%;height:280px;clip-path:none}.hero-photo img{object-position:57% center}.hero-photo figcaption{font-size:11px;padding:12px 22px 12px 55px}.feature-inner{padding:40px 0 0;min-height:0}.feature-copy{width:100%}.feature-copy h2{font-size:28px}.feature-copy .accent{width:35px;height:4px;margin-bottom:20px}.feature-intro{font-size:14px}.product-rows{width:100%;margin:20px 0}.product-row{min-height:112px;gap:22px;padding:22px 0}.product-number{font-size:47px}.product-row h3{font-size:18px}.product-row p{font-size:13px}.feature-copy .button{margin:6px 0 30px;min-height:48px;font-size:14px}.feature-label{display:none}.powder-image{position:relative;display:block;width:calc(100% + 40px);max-width:none;height:300px;margin-left:-20px;object-position:center 60%}.contact-band{padding:40px 0}.contact-band h2{font-size:30px}.contact-band p{font-size:14px}.contact-details{gap:22px;margin-top:25px;flex-direction:column}.contact-method+ .contact-method{border:0;padding:0}.contact-method strong{font-size:24px}.contact-band:before{background-size:auto 100%;opacity:.045}.site-footer{padding:30px 0 83px}.footer-inner{gap:24px}.footer-name{font-size:14px}.footer-links{gap:13px 22px}.footer-meta{font-size:11px;line-height:1.8}.mobile-contact{position:fixed;bottom:0;left:0;right:0;display:flex;height:56px;z-index:25;background:white;border-top:1px solid var(--line)}.mobile-contact a{display:flex;justify-content:center;align-items:center;width:50%;font-size:14px;font-weight:600}.mobile-contact a:first-child{background:var(--blue);color:white}.page-heading{padding:30px 0}.page-heading h1{font-size:29px}.page-heading p{font-size:14px}.page-body{padding:32px 0 50px}.breadcrumbs{font-size:12px}.section-nav{gap:3px;margin-bottom:28px}.section-nav a{padding:7px 10px;font-size:13px}.article{font-size:15px}.article .product-illustration{float:none;width:180px;margin:0 auto 25px}.article td,.article th{padding:10px}.article table{font-size:13px}.product-tools{gap:15px}.search-field{width:100%;flex-direction:column;align-items:flex-start;gap:8px}.search-field input{width:100%}.product-grid{grid-template-columns:1fr}.product-card{flex-direction:row;gap:19px;padding:24px 0}.product-card img{width:100px;height:105px}.product-card h2{font-size:18px}.product-card p{font-size:13px}.product-card .more{margin-top:8px}.gallery-grid{gap:24px 15px}.gallery-item a{padding:10px}.gallery-item img{height:185px}.gallery-item figcaption{font-size:12px}.contact-page{grid-template-columns:1fr;gap:35px}.contact-page figure img{height:260px}.contact-page h2{font-size:22px}.contact-page dd{font-size:19px}.image-dialog{padding:14px}.dialog-bar{font-size:13px}.image-dialog img{max-width:80vw}.article-actions .button{font-size:14px;padding:12px 22px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
/* 对照设计稿调整品牌、标题与产品区比例。 */
.brand img{width:140%;max-width:none}
@media(min-width:1181px){.hero h1{font-size:64px}.feature-copy h2{font-size:52px}.product-row h3{font-size:28px}.product-number{font-size:82px}.contact-band h2{font-size:46px}}
@media(max-width:600px){.header-inner{gap:14px}.menu-toggle{flex-shrink:0;white-space:nowrap}}
@media(min-width:1181px){.main-nav{font-size:17px;gap:30px}.hero h1{font-size:68px}.hero-actions .button{min-width:210px;font-size:19px}.hero-intro{font-size:18px}.phone-link{font-size:16px}.phone-link strong{font-size:23px}.feature-copy h2{font-size:55px}.feature-intro{font-size:21px}.product-number{font-size:94px}.product-row h3{font-size:31px}.product-row p{font-size:17px}.feature-copy>.button{min-width:210px;font-size:18px}.contact-method strong{font-size:29px}}
@media(min-width:1181px){.hero h1{font-size:clamp(54px,4.7vw,68px)}}