:root{--red:#e23d32;--red-deep:#b82923;--ink:#202225;--muted:#74777d;--line:#e9e9e9;--paper:#f5f4f1;--dark:#171a1f;--blue:#dff6fb;--cyan:#1cc6df;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;overflow-x:hidden;background:var(--paper)}a{color:inherit;text-decoration:none}button,input{font:inherit}.site-header{height:76px;background:rgba(255,255,255,.95);backdrop-filter:blur(14px);display:flex;align-items:center;padding:0 clamp(24px,5vw,82px);gap:35px;position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(0,0,0,.06)}.brand{display:flex;flex-direction:column;line-height:.85;color:var(--red);min-width:152px}.brand-mark{font-weight:900;font-size:25px;letter-spacing:-2px}.brand-mark span{font-weight:500;letter-spacing:-1px}.brand-caption{font-size:8px;letter-spacing:1.3px;color:#686a6d;margin-top:7px;white-space:nowrap}.main-nav{display:flex;align-items:center;gap:24px;flex:1;justify-content:center}.nav-item{position:relative}.nav-trigger,.nav-link{border:0;background:transparent;color:#383a3e;cursor:pointer;font-size:13px;padding:30px 0;white-space:nowrap}.nav-trigger span{color:#a3a5a8;margin-left:5px}.nav-link{display:block}.mega-menu{position:absolute;display:grid;grid-template-columns:repeat(3,1fr);gap:26px;top:64px;left:50%;transform:translateX(-50%) translateY(10px);width:min(700px,calc(100vw - 40px));padding:27px 30px;background:#fff;border:1px solid #ececec;box-shadow:0 18px 42px rgba(26,29,34,.13);opacity:0;visibility:hidden;transition:.22s ease}.mega-menu.compact{grid-template-columns:repeat(2,1fr);width:480px}.has-menu:hover .mega-menu,.has-menu:focus-within .mega-menu,.has-menu.open .mega-menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}.mega-menu div{display:flex;flex-direction:column;gap:11px}.mega-menu strong{font-size:11px;color:var(--red);margin-bottom:3px}.mega-menu a{font-size:12px;color:#61646b}.mega-menu a:hover{color:var(--red)}.header-actions{display:flex;align-items:center;gap:18px;font-size:12px;color:#666;white-space:nowrap}.header-contact{color:var(--red);font-weight:700}.language,.mobile-menu{background:transparent;border:0;cursor:pointer;font-size:11px;color:#4d5055}.mobile-menu{display:none;font-size:22px}.hero{min-height:635px;position:relative;overflow:hidden;padding:103px clamp(24px,9vw,150px) 55px;background:#16181a url("./assets/images/hero-banner.jpg") center/cover no-repeat}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,12,14,.92) 0%,rgba(10,12,14,.82) 42%,rgba(10,12,14,.15) 77%,rgba(10,12,14,.04) 100%);pointer-events:none}.hero-copy{position:relative;z-index:2;max-width:500px;color:#fff}.eyebrow{font-size:10px;letter-spacing:2.2px;color:#8c9095;margin:0 0 20px;text-transform:uppercase}.eyebrow.red{color:var(--red);font-weight:700}.hero h1{font-size:clamp(48px,6vw,82px);line-height:1.08;letter-spacing:-5px;margin:0 0 24px;font-weight:800}.hero h1 em{font-style:normal;color:#ff6f62}.hero-copy>p:not(.eyebrow){font-size:16px;color:#d3d6d8;line-height:1.9;margin:0 0 32px;max-width:430px}.hero-buttons{display:flex;gap:13px}.button{display:inline-flex;align-items:center;justify-content:center;gap:14px;padding:14px 22px;border-radius:3px;border:1px solid transparent;font-size:13px;cursor:pointer;transition:.2s}.button.primary{background:var(--red);color:#fff;box-shadow:0 9px 20px rgba(226,61,50,.2)}.button.primary:hover{background:var(--red-deep);transform:translateY(-2px)}.button.ghost{border-color:rgba(255,255,255,.35);background:rgba(255,255,255,.06);color:#fff}.hero-orbit{position:absolute;z-index:1;right:4vw;top:65px;width:min(51vw,660px);height:510px}.sound-wave{position:absolute;border:1px solid rgba(255,255,255,.34);border-radius:50%;transform:rotate(-21deg)}.wave-one{width:450px;height:205px;left:100px;top:127px}.wave-two{width:575px;height:288px;left:32px;top:87px;border-color:rgba(226,61,50,.6)}.wave-three{width:690px;height:385px;left:-35px;top:37px;border-color:rgba(255,255,255,.13)}.quiet-core{position:absolute;left:272px;top:175px;width:158px;height:158px;border-radius:50%;background:radial-gradient(circle at 32% 25%,#ff9b92,#e23d32 55%,#851a18);box-shadow:0 0 0 19px rgba(226,61,50,.16),0 24px 60px rgba(50,0,0,.55);display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;transform:rotate(-8deg)}.quiet-core span{font-size:24px;font-weight:800;letter-spacing:1px}.quiet-core small{font-size:8px;letter-spacing:1px;margin-top:7px;opacity:.85}.hero-chip{position:absolute;background:rgba(255,255,255,.94);padding:12px 16px;font-size:10px;color:#777;line-height:1.7;border-left:3px solid var(--red);box-shadow:0 12px 25px rgba(0,0,0,.2);animation:float 5s ease-in-out infinite}.hero-chip strong{color:#282a2e;font-size:12px}.chip-one{left:55px;top:96px}.chip-two{right:10px;bottom:63px;animation-delay:1s}.hero-stats{position:absolute;z-index:3;bottom:42px;left:clamp(24px,9vw,150px);display:flex;gap:40px;color:#b9bdc1;font-size:11px}.hero-stats b{font-size:18px;color:#fff;margin-right:8px}.section{padding:119px clamp(24px,8vw,132px)}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:60px;margin-bottom:55px}.section-heading h2{font-size:clamp(37px,4.6vw,62px);line-height:1.13;letter-spacing:-3px;margin:0;font-weight:800}.section-heading h2 span{color:var(--red)}.section-heading>p{max-width:360px;line-height:1.9;color:#7c7f84;font-size:14px;margin:0}.section-heading.centered{display:flex;align-items:end;text-align:center;flex-direction:column;gap:16px}.section-heading.centered>p{max-width:540px}.about-section{background:#fff}.about-layout{display:grid;grid-template-columns:1.03fr .97fr;gap:62px;align-items:stretch}.about-photo{position:relative;min-height:430px;background:#eceae6;overflow:hidden}.about-photo img{width:100%;height:100%;object-fit:cover;object-position:center}.photo-note{position:absolute;left:25px;bottom:23px;color:#fff;font-size:10px;letter-spacing:1.8px;line-height:1.8;text-shadow:0 1px 6px #000}.photo-note strong{font-size:17px;letter-spacing:0}.advantage-grid{display:grid;grid-template-columns:1fr 1fr;gap:0}.advantage-grid article{padding:25px 28px 25px 0;border-top:1px solid var(--line)}.advantage-grid article:nth-child(odd){border-right:1px solid var(--line);padding-right:29px}.advantage-grid article:nth-child(even){padding-left:29px}.advantage-number{display:block;color:var(--red);font-size:11px;margin-bottom:18px}.advantage-grid strong{font-size:18px}.advantage-grid p{color:#777b80;font-size:13px;line-height:1.8;margin:12px 0 0}.map-section{background:#f3f2ef}.map-tabs{display:flex;justify-content:center;gap:8px;margin:0 auto 37px;flex-wrap:wrap}.map-tab{border:1px solid #d9d8d4;background:transparent;color:#74777d;padding:11px 19px;font-size:12px;cursor:pointer;transition:.2s}.map-tab.active,.map-tab:hover{background:var(--red);border-color:var(--red);color:#fff}.map-panel{display:grid;grid-template-columns:1.1fr .9fr;min-height:430px;background:#fff}.map-visual{position:relative;overflow:hidden;background:radial-gradient(circle at 50% 50%,#fff 0,#eef6f7 67%,#ddecee 100%);display:flex;align-items:center;justify-content:center}.map-visual img{position:relative;z-index:2;max-width:88%;max-height:350px;object-fit:contain;filter:drop-shadow(0 15px 18px rgba(21,50,55,.13))}.map-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(28,198,223,.12) 1px,transparent 1px),linear-gradient(90deg,rgba(28,198,223,.12) 1px,transparent 1px);background-size:38px 38px;mask-image:linear-gradient(90deg,transparent,black 22%,black 78%,transparent)}.map-ring{position:absolute;border:1px solid rgba(28,198,223,.26);border-radius:50%;z-index:1}.ring-a{width:390px;height:220px;transform:rotate(14deg)}.ring-b{width:520px;height:310px;transform:rotate(14deg)}.map-dot{position:absolute;z-index:3;width:26px;height:26px;background:var(--red);border:3px solid #fff;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:700;font-size:10px;box-shadow:0 4px 12px rgba(0,0,0,.2)}.dot-a{left:47%;top:35%}.dot-b{left:64%;top:57%}.dot-c{left:30%;top:61%}.map-copy{padding:55px 57px;display:flex;flex-direction:column;justify-content:center}.map-copy h3{font-size:37px;line-height:1.2;letter-spacing:-2px;margin:0 0 17px}.map-copy>p:not(.eyebrow){color:#777b80;line-height:1.9;font-size:14px;margin:0;max-width:340px}.pill-list{display:flex;gap:8px;flex-wrap:wrap;margin:24px 0 3px}.pill-list span{padding:8px 12px;background:#f2f3f3;color:#686c70;font-size:11px}.text-link{display:inline-flex;gap:11px;color:var(--red);font-size:13px;font-weight:700;margin-top:22px}.product-section{background:#fff}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.product-card{min-height:470px;padding:26px 27px 29px;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden}.product-card.product-dark{background:#1b2024;color:#fff}.product-card.product-red{background:#c52e2b;color:#fff}.product-card.product-light{background:#e4f5f7;color:#21282a}.product-top{display:flex;justify-content:space-between;font-size:10px;letter-spacing:1.4px;opacity:.72}.product-card img{width:100%;height:190px;object-fit:contain;mix-blend-mode:multiply;margin:15px 0}.product-dark img,.product-red img{mix-blend-mode:screen}.product-card h3{font-size:25px;margin:0 0 10px;letter-spacing:-1px}.product-card p{font-size:12px;line-height:1.8;opacity:.76;margin:0;min-height:44px}.product-card a{display:inline-flex;gap:10px;font-size:12px;font-weight:700;margin-top:17px}.catalog-strip{display:flex;align-items:center;gap:15px;padding-top:38px;color:#777b80;font-size:11px}.catalog-strip i{width:4px;height:4px;border-radius:50%;background:var(--red)}.catalog-strip a{margin-left:auto;color:var(--red);font-weight:700}.solution-section{background:#f3f2ef}.scenario-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.scenario-card{min-height:285px;padding:25px 23px;display:flex;flex-direction:column;justify-content:space-between}.scenario-card>span{font-size:10px;letter-spacing:1.2px;opacity:.7}.scenario-card h3{font-size:28px;margin:0;letter-spacing:-1px}.scenario-card p{font-size:12px;line-height:1.8;opacity:.78;margin:0}.scenario-card a{font-size:11px;font-weight:700}.scenario-red{background:var(--red);color:#fff}.scenario-dark{background:#1d2226;color:#fff}.scenario-blue{background:#cfeff4;color:#263137}.scenario-light{background:#fff;color:#272b2f}.case-section{background:#fff}.case-showcase{display:grid;grid-template-columns:1.15fr .85fr;min-height:510px;background:#f3f2ef}.case-image{position:relative;min-height:510px;overflow:hidden}.case-image img{width:100%;height:100%;object-fit:cover;object-position:left center}.case-image:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.05),rgba(0,0,0,.62))}.case-overlay{position:absolute;z-index:1;right:42px;bottom:39px;color:#fff;text-align:right}.case-overlay .eyebrow{color:#ff9b92}.case-overlay strong{font-size:28px;line-height:1.2}.case-copy{padding:58px 56px;display:flex;flex-direction:column;justify-content:center}.case-copy h2{font-size:39px;line-height:1.18;letter-spacing:-2px;margin:0 0 20px}.case-copy h2 span{color:var(--red)}.case-copy>p:not(.eyebrow){font-size:13px;line-height:1.9;color:#767a7f}.metric-row{display:flex;gap:30px;border-top:1px solid #ddd;margin-top:24px;padding-top:21px}.metric-row b{display:block;font-size:18px}.metric-row small{display:block;color:#888;font-size:10px;margin-top:6px}.article-section{background:#f3f2ef}.article-grid{display:grid;grid-template-columns:1.2fr .9fr .9fr;gap:14px}.article-card{min-height:275px;background:#fff;padding:28px 25px;display:flex;flex-direction:column}.article-card.featured{background:#20262a;color:#fff}.article-index{font-size:32px;font-weight:800;color:var(--red);margin-bottom:auto}.article-card h3{font-size:21px;line-height:1.35;margin:0 0 12px}.article-card p:not(.eyebrow){font-size:12px;line-height:1.8;color:#85898d}.featured p:not(.eyebrow){color:#bcc2c5}.article-card a{font-size:11px;color:var(--red);font-weight:700;margin-top:16px}.article-line{height:1px;background:#e3e3e3;margin:16px 0 0}.contact-section{background:#171a1f;color:#fff;padding:92px clamp(24px,8vw,132px)}.contact-inner{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:end}.contact-section h2{font-size:clamp(40px,4.8vw,67px);line-height:1.08;letter-spacing:-4px;margin:0}.contact-section h2 span{color:#ff6f62}.contact-intro{color:#969da2;font-size:13px;line-height:1.8;max-width:390px;margin-top:25px}.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:16px}.contact-form label{font-size:11px;color:#a5aaae}.contact-form input{display:block;width:100%;background:transparent;border:0;border-bottom:1px solid #50565b;color:#fff;outline:none;padding:12px 0;font-size:13px;margin-top:7px}.contact-form input:focus{border-color:#ff6f62}.contact-form button{grid-column:1/-1;justify-self:start;margin-top:10px}.contact-form small{grid-column:1/-1;color:#686f74;font-size:10px}.site-footer{background:#111416;color:#b7bdc0;padding:57px clamp(24px,8vw,132px) 25px}.footer-top{display:flex;justify-content:space-between;gap:60px}.footer-brand{color:#e65349}.site-footer p{font-size:12px;color:#777e83;margin-top:22px}.footer-links{display:flex;gap:78px}.footer-links div{display:flex;flex-direction:column;gap:12px}.footer-links strong{font-size:11px;color:#fff;margin-bottom:5px}.footer-links a{font-size:11px;color:#858b90}.footer-bottom{display:flex;justify-content:space-between;border-top:1px solid #292e31;margin-top:48px;padding-top:20px;color:#5f666a;font-size:10px}.floating-tools{position:fixed;right:0;top:46%;z-index:10;display:flex;flex-direction:column;background:#fff;box-shadow:0 8px 25px rgba(0,0,0,.12)}.floating-tools button{border:0;border-bottom:1px solid #eee;background:#fff;color:#686c70;padding:12px 10px;font-size:10px;cursor:pointer;writing-mode:vertical-rl}.floating-tools button:hover{color:var(--red)}@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
@media(max-width:900px){.site-header{gap:20px}.main-nav{gap:14px}.header-contact{display:none}.about-layout,.map-panel,.case-showcase,.contact-inner{grid-template-columns:1fr}.about-photo,.case-image{min-height:380px}.map-copy{padding:45px}.case-copy{padding:45px}.product-grid{grid-template-columns:repeat(2,1fr)}.product-card:last-child{grid-column:1/-1}.scenario-grid{grid-template-columns:repeat(2,1fr)}.article-grid{grid-template-columns:1fr 1fr}.article-card.featured{grid-row:span 2}.hero-orbit{right:-10vw;opacity:.7}.contact-inner{gap:50px}}
@media(max-width:760px){.site-header{height:65px;padding:0 20px}.brand{min-width:145px}.brand-mark{font-size:22px}.main-nav{display:none}.mobile-menu{display:block}.header-actions{margin-left:auto}.hero{min-height:650px;padding:80px 24px 65px;background-position:center}.hero-orbit{right:-230px;top:195px;opacity:.6;transform:scale(.8)}.hero-stats{left:24px;bottom:28px;gap:15px;flex-wrap:wrap}.hero-stats b{font-size:15px}.section{padding:78px 24px}.section-heading{display:block;margin-bottom:35px}.section-heading>p{margin-top:22px}.section-heading h2{font-size:42px}.about-layout{gap:28px}.about-photo{min-height:300px}.advantage-grid{margin-top:8px}.advantage-grid article{padding:20px 15px 20px 0!important}.advantage-grid article:nth-child(even){padding-left:15px!important}.map-tabs{justify-content:flex-start}.map-tab{padding:10px 12px}.map-visual{min-height:300px}.map-visual img{max-width:95%}.map-copy{padding:38px 27px}.map-copy h3{font-size:32px}.product-grid,.scenario-grid,.article-grid{grid-template-columns:1fr}.product-card,.product-card:last-child{grid-column:auto;min-height:410px}.catalog-strip{flex-wrap:wrap}.catalog-strip a{width:100%;margin:10px 0 0}.case-image{min-height:280px}.case-overlay{right:20px;bottom:22px}.case-overlay strong{font-size:22px}.case-copy{padding:38px 27px}.case-copy h2{font-size:33px}.article-card.featured{grid-row:auto}.contact-section{padding:73px 24px}.contact-form{grid-template-columns:1fr}.contact-form button,.contact-form small{grid-column:auto}.footer-top{display:block}.footer-links{gap:22px;justify-content:space-between;margin-top:35px}.footer-bottom{display:block;line-height:1.8}.footer-bottom span{display:block}.footer-bottom span+span{margin-top:6px}.floating-tools{display:none}}
/* Modification case module */
.case-library-section{background:#fff}.heading-action{max-width:360px}.heading-action p{line-height:1.9;color:#7c7f84;font-size:14px;margin:0}.heading-action .text-link{margin-top:16px}.case-filters{display:flex;gap:8px;flex-wrap:wrap;margin:-17px 0 30px}.case-filter{border:1px solid #d9d8d4;background:transparent;color:#74777d;padding:10px 17px;font-size:12px;cursor:pointer;transition:.2s}.case-filter.active,.case-filter:hover{background:var(--red);border-color:var(--red);color:#fff}.case-preview-grid{display:grid;grid-template-columns:1.3fr .85fr .85fr;gap:15px}.case-tile{background:#f3f2ef;display:flex;flex-direction:column;min-height:430px;transition:opacity .2s,transform .2s}.case-tile.is-hidden{display:none}.case-tile-featured{grid-row:span 2;display:grid;grid-template-columns:1.08fr .92fr;min-height:470px;background:#20262a;color:#fff}.case-cover{position:relative;display:block;overflow:hidden;background:#dde7e8;min-height:210px}.case-tile-featured .case-cover{min-height:470px}.case-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.case-cover:hover img{transform:scale(1.04)}.case-cover-label{position:absolute;left:17px;bottom:16px;background:rgba(20,24,27,.75);color:#fff;padding:7px 9px;font-size:10px}.case-tile-copy{padding:23px 24px 25px;display:flex;flex-direction:column;flex:1}.case-tile-copy h3{font-size:21px;line-height:1.38;letter-spacing:-.8px;margin:0 0 12px}.case-tile-copy p:not(.eyebrow){font-size:12px;line-height:1.8;color:#777b80;margin:0}.case-tile-featured .case-tile-copy p:not(.eyebrow){color:#b8bec1}.case-tile-copy a{margin-top:auto;padding-top:18px;font-size:11px;color:var(--red);font-weight:700}.case-tile-featured .case-tile-copy a{color:#ff7166}.cases-page{background:#f3f2ef}.cases-hero{background:#1b2024;color:#fff;padding:95px clamp(24px,8vw,132px) 80px}.cases-hero h1{font-size:clamp(48px,6vw,80px);line-height:1.08;letter-spacing:-4px;margin:0}.cases-hero h1 span{color:#ff6f62}.cases-hero p:not(.eyebrow){max-width:520px;color:#aeb5b9;line-height:1.9;font-size:14px;margin:25px 0 0}.case-detail-list{padding-top:88px}.case-detail{display:grid;grid-template-columns:1fr 1fr;min-height:430px;background:#fff;margin-bottom:18px;scroll-margin-top:100px}.case-detail:nth-child(even) .case-detail-image{order:2}.case-detail-image{min-height:430px;position:relative;overflow:hidden}.case-detail-image img{width:100%;height:100%;object-fit:cover}.case-detail-body{padding:55px 58px;display:flex;flex-direction:column;justify-content:center}.case-detail-body h2{font-size:34px;line-height:1.2;letter-spacing:-1.6px;margin:0 0 16px}.case-detail-body p:not(.eyebrow){font-size:13px;line-height:1.9;color:#777b80;margin:0}.case-meta{display:flex;gap:10px;flex-wrap:wrap;margin:25px 0 2px}.case-meta span{background:#eef1f1;padding:8px 10px;color:#666d70;font-size:10px}.case-detail-body .text-link{margin-top:25px}.case-note{padding:18px 20px;border-left:3px solid var(--red);background:#fff5f3;color:#8a5f5b;font-size:11px;line-height:1.8;margin-top:22px}
@media(max-width:900px){.case-preview-grid{grid-template-columns:1fr 1fr}.case-tile-featured{grid-column:1/-1;grid-row:auto}.case-detail{grid-template-columns:1fr}.case-detail:nth-child(even) .case-detail-image{order:0}.case-detail-image{min-height:330px}}
@media(max-width:760px){.case-preview-grid{grid-template-columns:1fr}.case-tile-featured{display:flex;grid-column:auto;min-height:0}.case-tile-featured .case-cover{min-height:280px}.case-filters{margin-top:-8px}.cases-hero{padding:72px 24px 58px}.cases-hero h1{font-size:48px}.case-detail-list{padding-top:60px}.case-detail-body{padding:37px 27px}.case-detail-image{min-height:280px}}
.brand-scroll{max-width:min(780px,calc(100% - 76px))}
.cases-unavailable{min-height:430px;background:#f3f2ef;display:flex;flex-direction:column;justify-content:center;align-items:flex-start}.cases-unavailable h1{margin:0;font-size:clamp(38px,5vw,64px);letter-spacing:-2px}.cases-unavailable>p:not(.eyebrow){margin:20px 0 0;color:#777b80;font-size:14px;line-height:1.9}.cases-unavailable .text-link{margin-top:26px}
html.cases-disabled a[href*="cases.html"],html.cases-disabled a[href*="case-detail.html"]{display:none!important}
@media(max-width:760px){.brand-scroll{max-width:none}}
.brand-picker{width:100%}.brand-scroll{max-width:none;min-width:0;flex:1 1 auto}
/* Brand rail and vertical case cards */
.case-group-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:-17px 0 17px}.case-group{border:1px solid #d9d8d4;background:transparent;color:#74777d;padding:10px 18px;font-size:12px;cursor:pointer;transition:.2s}.case-group.active,.case-group:hover{background:var(--red);border-color:var(--red);color:#fff}.brand-picker{display:flex;align-items:center;gap:8px;margin-bottom:30px;padding:7px 0;border-top:1px solid #ededeb;border-bottom:1px solid #ededeb}.brand-scroll{display:flex;gap:8px;overflow-x:auto;scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:#d5d5d2 transparent;flex:1;padding:5px 0}.brand-choice{border:1px solid transparent;background:#f3f2ef;color:#6e7377;white-space:nowrap;padding:10px 14px;font-size:11px;cursor:pointer;transition:.2s}.brand-choice.active,.brand-choice:hover{background:#252b2f;color:#fff}.brand-arrow{border:0;background:#252b2f;color:#fff;width:30px;height:30px;flex:0 0 30px;cursor:pointer;font-size:15px}.brand-arrow:hover{background:var(--red)}.case-preview-grid{grid-template-columns:repeat(3,1fr)}.case-tile,.case-tile-featured{display:flex;grid-row:auto;grid-column:auto;min-height:440px;background:#f3f2ef;color:var(--ink)}.case-tile-featured{background:#20262a;color:#fff}.case-cover,.case-tile-featured .case-cover{min-height:235px;height:235px}.case-tile-copy{min-height:205px}.case-tile-copy h3{font-size:20px}.case-tile.is-hidden{display:none}.case-detail-image{height:100%}
@media(max-width:900px){.case-preview-grid{grid-template-columns:repeat(2,1fr)}.case-tile,.case-tile-featured{grid-column:auto;grid-row:auto}.case-tile-featured{display:flex}.case-tile-featured .case-cover{min-height:235px}.case-detail{grid-template-columns:1fr}.case-detail:nth-child(even) .case-detail-image{order:0}.case-detail-image{min-height:330px}}
@media(max-width:760px){.case-group-tabs{margin-top:-8px}.brand-picker{margin-left:-24px;margin-right:-24px;padding:7px 24px}.case-preview-grid{grid-template-columns:1fr}.case-tile,.case-tile-featured{min-height:0}.case-tile-featured .case-cover,.case-cover{min-height:250px;height:250px}.case-tile-copy{min-height:190px}.brand-arrow{display:none}}

/* 产品详情页：与产品目录共用红黑灰层级，同时保留资料图片的完整展示空间。 */
.directory-product[data-product-detail]{cursor:pointer;transition:transform .22s,box-shadow .22s}
.directory-product[data-product-detail]:hover,.directory-product[data-product-detail]:focus-visible{transform:translateY(-4px);box-shadow:0 16px 30px rgba(25,30,32,.12);outline:none}
.product-detail-page{background:var(--paper)}
.product-detail-hero{display:grid;grid-template-columns:1.05fr .95fr;min-height:540px;background:#1b2024;color:#fff}
.product-detail-visual{position:relative;display:flex;align-items:center;justify-content:center;min-height:540px;padding:58px;background:#eef4f3;overflow:hidden}
.product-detail-visual img{width:100%;height:100%;max-height:424px;object-fit:contain;mix-blend-mode:multiply}
.product-detail-visual-label{position:absolute;left:31px;bottom:27px;color:#3e474a;font-size:10px;letter-spacing:1.4px}
.product-detail-copy{display:flex;flex-direction:column;justify-content:center;padding:70px clamp(30px,7vw,105px) 70px 64px}
.product-detail-copy h1{font-size:clamp(40px,5vw,72px);line-height:1.08;letter-spacing:-3px;margin:0 0 22px}
.product-detail-intro{max-width:480px;color:#c1c7ca;font-size:15px;line-height:1.9;margin:0 0 25px}
.product-detail-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px}
.product-detail-tags span{padding:8px 11px;background:rgba(255,255,255,.09);color:#dbe0e2;font-size:11px}
.product-detail-content{background:#fff}
.product-detail-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:58px}
.product-detail-facts article{min-height:126px;padding:24px 28px;border-right:1px solid var(--line);display:flex;flex-direction:column;justify-content:space-between}
.product-detail-facts article:last-child{border-right:0}
.product-detail-facts small{color:var(--red);font-size:10px;letter-spacing:1px}
.product-detail-facts strong{font-size:17px;line-height:1.5}
.product-detail-story{display:grid;grid-template-columns:1.05fr .95fr;min-height:370px;background:#f3f2ef}
.product-detail-story-media{min-height:370px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#eef4f3}
.product-detail-story-media img{width:100%;height:100%;object-fit:cover}
.product-detail-story-copy{padding:53px 58px;display:flex;flex-direction:column;justify-content:center}
.product-detail-story-copy h3{font-size:32px;line-height:1.2;letter-spacing:-1px;margin:0 0 15px}
.product-detail-story-copy>p:not(.eyebrow){font-size:13px;line-height:1.9;color:#777b80;margin:0}
.product-detail-caution{padding:17px 18px;border-left:3px solid var(--red);background:#fff5f3;color:#8a5f5b;font-size:11px;line-height:1.8;margin-top:23px}
.product-detail-cta{margin:0 clamp(24px,8vw,132px) 80px;background:#20262a;color:#fff}
.product-detail-cta h3{margin:0 0 8px;font-size:26px}
.product-detail-cta p{margin:0;color:#b9c0c3;font-size:12px;line-height:1.8}
@media(max-width:900px){.product-detail-hero,.product-detail-story{grid-template-columns:1fr}.product-detail-visual{min-height:390px}.product-detail-copy{padding:55px 45px}.product-detail-facts{grid-template-columns:1fr}.product-detail-facts article{border-right:0;border-bottom:1px solid var(--line)}.product-detail-facts article:last-child{border-bottom:0}.product-detail-story-media{min-height:320px}.product-detail-story-copy{padding:43px 45px}}
@media(max-width:760px){.product-detail-visual{min-height:300px;padding:30px}.product-detail-visual-label{left:20px;bottom:18px}.product-detail-copy{padding:42px 27px 48px}.product-detail-copy h1{font-size:45px}.product-detail-story-media{min-height:260px}.product-detail-story-copy{padding:37px 27px}.product-detail-story-copy h3{font-size:29px}.product-detail-cta{margin:0 24px 55px;padding:28px 24px;display:block}.product-detail-cta .button{margin-top:22px}}

/* PDF资料整合：首页轮播、产品资料图与统一联系区 */
.brand-cn{order:0;color:var(--red);font-size:14px;font-weight:800;letter-spacing:2px;line-height:1;margin-bottom:6px}
.brand-mark{order:1}
.brand-caption{order:2;margin-top:5px}
.section-heading.centered{align-items:center;text-align:center}
.map-visual img.material-map-image{width:100%;height:100%;max-width:none;max-height:none;object-fit:cover}
.hero{background:#16181a}
.hero-slider{position:absolute;inset:0;z-index:0;overflow:hidden;background:#111417}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity .7s ease}
.hero-slide.is-active{opacity:1}
.hero-slide img{display:block;width:100%;height:100%;object-fit:cover;object-position:center}
.hero:after{z-index:1}
.hero-copy{z-index:3}
.hero-orbit{z-index:2}
.hero-slider-controls{position:absolute;z-index:4;right:clamp(24px,8vw,132px);bottom:30px;display:flex;align-items:center;gap:13px}
.hero.hero-slide-clean:after{background:transparent}
.hero-slider-arrow{width:32px;height:32px;border:1px solid rgba(255,255,255,.35);background:rgba(16,19,22,.52);color:#fff;cursor:pointer;font-size:15px;transition:.2s}
.hero-slider-arrow:hover{background:var(--red);border-color:var(--red)}
.hero-slider-dots{display:flex;align-items:center;gap:7px}
.hero-slider-dot{width:25px;height:2px;border:0;padding:0;background:rgba(255,255,255,.38);cursor:pointer;transition:.25s}
.hero-slider-dot.active{width:42px;background:#ff6f62}
.product-card img[src*="artex-"]{mix-blend-mode:normal;object-fit:contain}
.nav-link.active{color:var(--red);font-weight:700}
.site-footer .footer-top{align-items:flex-start}
.footer-contact{display:flex;flex-direction:column;gap:12px;min-width:190px;padding-top:2px}
.footer-contact-row{display:flex;flex-direction:column;gap:4px;color:#81898d;font-size:10px}
.footer-contact-row span{color:#e65349;letter-spacing:1px}
.footer-contact-row strong{color:#fff;font-size:16px;letter-spacing:.5px;font-weight:600}
.footer-contact small{max-width:185px;color:#5f666a;font-size:10px;line-height:1.7}
@media(max-width:900px){.hero-slider-controls{right:24px}.footer-contact{margin-left:auto}.footer-links{gap:38px}}
@media(max-width:760px){.hero-slider-controls{right:24px;bottom:24px}.hero-slider-arrow{width:29px;height:29px}.hero-slider-dot{width:18px}.hero-slider-dot.active{width:30px}.footer-contact{margin:32px 0 0}.footer-links{margin-top:35px}}

/* 每个品牌固定六个案例展示位，桌面端按三列两行排列 */
.case-preview-grid.brand-selected{grid-template-columns:repeat(3,1fr)}
.case-slot-placeholder{background:linear-gradient(145deg,#ffffff 0%,#f2f4f2 46%,#e3eaeb 100%);border:1px dashed #cbd4d4;color:var(--ink);box-shadow:inset 0 1px 0 rgba(255,255,255,.9)}
.case-placeholder-cover{display:flex;align-items:flex-end;justify-content:flex-start;background:linear-gradient(135deg,#f3f7f6 0%,#d9e8e9 52%,#c7d9db 100%)}
.case-placeholder-cover::before{content:'CASE SLOT';position:absolute;left:24px;top:25px;color:rgba(37,43,47,.2);font-size:28px;font-weight:800;letter-spacing:1px}
.case-slot-placeholder .case-tile-copy{min-height:205px;background:linear-gradient(180deg,rgba(255,255,255,.68),rgba(246,248,247,.92))}
.case-slot-placeholder .case-tile-copy h3{color:#34393d}
.case-slot-placeholder .case-tile-copy p:not(.eyebrow){color:#858b8d}
.case-slot-link{display:block;margin-top:auto;padding-top:18px;color:#a7abad;font-size:11px;font-weight:700}
.case-tile:not(.case-slot-placeholder){background:linear-gradient(145deg,#ffffff 0%,#f5f3f0 52%,#e4ecee 100%);box-shadow:inset 0 1px 0 rgba(255,255,255,.92)}
.case-tile-featured:not(.case-slot-placeholder){background:linear-gradient(145deg,#2e383b 0%,#20282b 52%,#151b1d 100%);color:#fff}

/* 首页卡片图片：产品线与应用场景各自保留统一的图片展示位 */
.product-line-card{overflow:hidden}
.product-line-card-image{height:65px;flex:0 0 65px;margin:0 -5px 13px;display:flex;align-items:center;justify-content:center;overflow:hidden;border-radius:2px;background:rgba(244,247,246,.72)}
.product-line-card-image img{display:block;width:100%;height:100%;object-fit:contain;object-position:center}
.product-line-card.dark .product-line-card-image{background:rgba(255,255,255,.08)}
.product-line-card.red .product-line-card-image{background:rgba(80,8,5,.2)}
.product-line-card.cyan .product-line-card-image{background:rgba(255,255,255,.52)}
.scenario-card{padding:0;overflow:hidden;justify-content:flex-start}
.scenario-card-image{height:132px;flex:0 0 132px;overflow:hidden;background:#dfe8e9}
.scenario-card-image img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .45s ease,filter .45s ease}
.scenario-card:hover .scenario-card-image img{transform:scale(1.045);filter:saturate(1.05)}
.scenario-card-content{min-height:153px;flex:1;padding:20px 23px 22px;display:flex;flex-direction:column;justify-content:space-between}
.scenario-card-content>span{font-size:10px;letter-spacing:1.2px;opacity:.7}
@media(max-width:900px){.scenario-card-image{height:155px;flex-basis:155px}.scenario-card-content{min-height:185px}}
@media(max-width:760px){.product-line-card-image{height:78px;flex-basis:78px}.scenario-card-image{height:180px;flex-basis:180px}.scenario-card-content{min-height:165px}}
.case-section.section{padding-bottom:52px}
.case-section.section + .about-section.section{padding-top:52px}
@media(max-width:900px){.case-preview-grid.brand-selected{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.case-preview-grid.brand-selected{grid-template-columns:1fr}}

/* Hero orbit spheres: CSS fallback, GSAP enhancement */
.map-dot{display:none}
.hero-chip{--orbit-x:280px;--orbit-y:150px;left:calc(351px - var(--orbit-x) - 56px);right:auto;top:198px;bottom:auto;width:112px;height:112px;border-radius:50%;padding:15px;font-size:10px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;background:radial-gradient(circle at 31% 25%,#fff 0,#edf0f1 35%,#b8c0c2 100%);border:1px solid rgba(255,255,255,.82);box-shadow:inset -12px -15px 22px rgba(24,31,35,.25),inset 10px 9px 18px rgba(255,255,255,.8),0 18px 30px rgba(0,0,0,.34);line-height:1.55;animation:chip-orbit-one 14s linear infinite;will-change:transform}
.hero-chip::after{content:"";position:absolute;width:38px;height:12px;top:17px;left:27px;border-radius:50%;background:rgba(255,255,255,.52);filter:blur(5px);transform:rotate(-24deg);pointer-events:none}
.hero-chip strong{font-size:13px;line-height:1.35;color:#282a2e;position:relative;z-index:1}
.hero-chip{color:#777;position:absolute}
.chip-two{animation-name:chip-orbit-two;animation-delay:-7s}
.quiet-core{animation:core-breathe 4.8s ease-in-out infinite}
@keyframes chip-orbit-one{0%{transform:translate(0,0) rotate(-8deg)}25%{transform:translate(280px,-150px) rotate(8deg)}50%{transform:translate(560px,0) rotate(-8deg)}75%{transform:translate(280px,150px) rotate(8deg)}100%{transform:translate(0,0) rotate(-8deg)}}
@keyframes chip-orbit-two{0%{transform:translate(560px,0) rotate(8deg)}25%{transform:translate(280px,150px) rotate(-8deg)}50%{transform:translate(0,0) rotate(8deg)}75%{transform:translate(280px,-150px) rotate(-8deg)}100%{transform:translate(560px,0) rotate(8deg)}}
@keyframes core-breathe{0%,100%{transform:rotate(-8deg) scale(1)}50%{transform:rotate(-5deg) scale(1.055)}}
.gsap-orbit-ready .hero-chip,.gsap-orbit-ready .quiet-core{animation:none}
@media(prefers-reduced-motion:reduce){.hero-chip,.quiet-core{animation:none!important}.hero-slide{transition:none}}
@media(max-width:1100px) and (min-width:761px){.hero-orbit{right:30px;width:520px}.hero-chip{--orbit-x:132px;--orbit-y:95px}}
@media(max-width:760px){.hero-orbit{right:-100px;width:500px}.hero-chip{--orbit-x:90px;width:90px;height:90px;left:216px;top:209px;padding:12px;font-size:8px}.hero-chip strong{font-size:10px}.hero-chip::after{top:13px;left:21px;width:31px}.chip-one{animation-name:chip-orbit-one-mobile}.chip-two{animation-name:chip-orbit-two-mobile}}
@keyframes chip-orbit-one-mobile{0%{transform:translate(0,0) rotate(-8deg)}25%{transform:translate(90px,-70px) rotate(8deg)}50%{transform:translate(180px,0) rotate(-8deg)}75%{transform:translate(90px,70px) rotate(8deg)}100%{transform:translate(0,0) rotate(-8deg)}}
@keyframes chip-orbit-two-mobile{0%{transform:translate(180px,0) rotate(8deg)}25%{transform:translate(90px,70px) rotate(-8deg)}50%{transform:translate(0,0) rotate(8deg)}75%{transform:translate(90px,-70px) rotate(-8deg)}100%{transform:translate(180px,0) rotate(8deg)}}

/* 产品地图：第二、三项使用资料库中的高清产品图，完整展示不裁切 */
.map-visual.map-product-photo{background:#111416}
.map-visual.map-product-photo .map-grid,
.map-visual.map-product-photo .map-ring,
.map-visual.map-product-heat .map-grid,
.map-visual.map-product-heat .map-ring{display:none}
.map-visual.map-product-photo img.material-map-image{width:100%;height:100%;max-width:none;max-height:none;object-fit:cover;filter:none}
.map-visual.map-product-heat{background:linear-gradient(145deg,#8d211e 0%,#c93630 54%,#e65349 100%)}
.map-visual.map-product-heat img.material-map-image{width:92%;height:92%;max-width:92%;max-height:92%;object-fit:contain;filter:drop-shadow(0 20px 22px rgba(52,7,5,.3))}

/* 按产品地图参考图统一：图片铺满左侧，透明区域继续露出浅蓝网格 */
.map-visual.map-product-photo,
.map-visual.map-product-heat{background:radial-gradient(circle at 50% 50%,#fff 0,#eef6f7 67%,#ddecee 100%)}
.map-visual.map-product-photo .map-grid,
.map-visual.map-product-heat .map-grid{display:block}
.map-visual.map-product-photo .map-ring,
.map-visual.map-product-heat .map-ring{display:none}
.map-visual.map-product-photo img.material-map-image,
.map-visual.map-product-heat img.material-map-image{width:100%;height:100%;max-width:none;max-height:none;object-fit:cover;filter:none}

/* 轨道几何中心校正：三条轨道的中心约为 (318, 230) */
.quiet-core{left:239px;top:151px}
.hero-chip{left:calc(318px - var(--orbit-x) - 56px);top:174px}
@media(max-width:760px){.hero-chip{left:183px;top:185px}}

/* 收紧页面板块节奏，减少相邻区块之间的重复留白 */
.section{padding-top:62px;padding-bottom:62px}
.case-section.section{padding-bottom:52px}
.case-section.section + .about-section.section{padding-top:52px}
@media(max-width:760px){.section{padding-top:52px;padding-bottom:52px}.case-section.section{padding-bottom:42px}}

/* 品牌中文名放大，与页头、页尾的英文标识保持清晰层级 */
.brand-cn{font-size:18px;letter-spacing:3px;margin-bottom:8px}
.footer-brand .brand-cn{font-size:21px;letter-spacing:4px;margin-bottom:9px}
.brand{align-items:flex-start}
.brand-cn,.brand-mark{display:block;width:100%;text-align:left;align-self:flex-start}
.brand-cn,.brand-mark{width:var(--brand-name-width,100%)}
.brand-cn{text-align:justify;text-align-last:justify;white-space:nowrap}
.nav-trigger.active{color:var(--red);font-weight:700}
@media(max-width:760px){
  .brand-cn{font-size:16px;letter-spacing:2.5px}
  .footer-brand .brand-cn{font-size:19px;letter-spacing:3px}
}

/* 子页面共享框架：沿用首页的红黑灰视觉、容器宽度与响应式节奏 */
.subpage-main{background:var(--paper)}
.subpage-hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);min-height:450px;background:#1b2024;color:#fff;overflow:hidden}
.subpage-hero-copy{padding:88px clamp(24px,8vw,132px);display:flex;flex-direction:column;justify-content:center;align-items:flex-start}
.subpage-hero h1{font-size:clamp(46px,6vw,78px);line-height:1.08;letter-spacing:-4px;margin:0}
.subpage-hero h1 span{color:#ff6f62}
.subpage-hero-copy>p:not(.eyebrow){max-width:520px;color:#b8c0c4;font-size:14px;line-height:1.9;margin:25px 0 0}
.subpage-hero-visual{position:relative;min-height:450px;background:#111416;overflow:hidden}
.subpage-hero-visual img{width:100%;height:100%;object-fit:cover;opacity:.78}
.subpage-hero-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#1b2024 0%,rgba(27,32,36,.15) 45%,rgba(27,32,36,.15) 100%)}
.hero-visual-label{position:absolute;z-index:1;left:38px;bottom:35px;color:#fff;font-size:11px;letter-spacing:1.8px;line-height:1.8}
.hero-visual-label strong{display:block;font-size:22px;letter-spacing:0;color:#ff7166}
.subpage-section{background:#fff}
.subpage-section.alt{background:#f3f2ef}
.subpage-intro{max-width:650px;color:#777b80;font-size:14px;line-height:1.9;margin:0 auto;text-align:center}
.page-breadcrumb{display:flex;gap:10px;align-items:center;padding:24px clamp(24px,8vw,132px) 0;color:#8b8f93;font-size:11px;background:var(--paper)}
.page-breadcrumb a{color:#54595d}.page-breadcrumb span{color:#c0c2c3}
.directory-map{display:grid;grid-template-columns:1.15fr .85fr;gap:0;min-height:420px;background:#f3f2ef;margin-top:48px}
.directory-map-visual{position:relative;overflow:hidden;background:#dff6fb;min-height:420px}
.directory-map-visual img{width:100%;height:100%;object-fit:cover;object-position:center}
.directory-map-visual:after{display:none}
.directory-map-copy{padding:48px 54px;display:flex;flex-direction:column;justify-content:center}
.directory-map-copy h3{font-size:34px;line-height:1.2;letter-spacing:-1.5px;margin:0 0 17px}
.directory-map-copy p:not(.eyebrow){color:#777b80;font-size:13px;line-height:1.9;margin:0}
.directory-map-list{display:grid;grid-template-columns:1fr 1fr;gap:0;margin-top:25px;border-top:1px solid #d9dddd}
.directory-map-list div{padding:15px 12px 15px 0;border-bottom:1px solid #d9dddd}.directory-map-list div:nth-child(even){padding-left:15px;border-left:1px solid #d9dddd}
.directory-map-list strong{display:block;font-size:14px}.directory-map-list span{display:block;color:#85898d;font-size:11px;margin-top:5px;line-height:1.7}
.page-filter-bar{display:flex;flex-wrap:wrap;gap:8px;margin:40px 0 25px;border-bottom:1px solid #dededb;padding-bottom:15px}
.page-filter{border:1px solid #d9d8d4;background:transparent;color:#74777d;padding:11px 17px;font-size:12px;cursor:pointer;transition:.2s}.page-filter.active,.page-filter:hover{background:var(--red);border-color:var(--red);color:#fff}
.directory-product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
.directory-product{display:flex;flex-direction:column;min-height:430px;background:#fff;border-top:3px solid var(--red);overflow:hidden}.directory-product.is-hidden{display:none}
.directory-product-media{height:220px;background:#eef4f3;display:flex;align-items:center;justify-content:center;padding:20px}.directory-product-media img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply}.directory-product.dark .directory-product-media{background:#1b2024}.directory-product.dark .directory-product-media img{mix-blend-mode:screen}.directory-product.red .directory-product-media{background:#c52e2b}.directory-product.red .directory-product-media img{mix-blend-mode:screen}
.directory-product-body{padding:23px 24px 25px;display:flex;flex-direction:column;flex:1}.directory-product-body .product-top{color:#8a8f92}.directory-product-body h3{font-size:23px;line-height:1.2;margin:17px 0 9px}.directory-product-body p:not(.eyebrow){color:#777b80;font-size:12px;line-height:1.8;margin:0}.directory-product-body a{margin-top:auto;padding-top:18px;color:var(--red);font-size:11px;font-weight:700}
.product-spec-strip{display:flex;flex-wrap:wrap;gap:9px;margin-top:15px}.product-spec-strip span{padding:7px 9px;background:#f0f2f1;color:#6d7376;font-size:10px}
.subpage-cta{display:flex;align-items:center;justify-content:space-between;gap:30px;background:#1b2024;color:#fff;padding:34px 40px;margin-top:48px}.subpage-cta h3{font-size:26px;letter-spacing:-1px;margin:0}.subpage-cta p{color:#aeb5b9;font-size:12px;line-height:1.8;margin:9px 0 0}.subpage-cta .button{flex:0 0 auto}
.solution-index{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:45px}.solution-index a{display:flex;flex-direction:column;justify-content:space-between;min-height:170px;padding:22px;color:#fff;background:#20262a}.solution-index a:nth-child(2){background:var(--red)}.solution-index a:nth-child(3){background:#cfeff4;color:#263137}.solution-index a:nth-child(4){background:#fff;color:#272b2f}.solution-index small{font-size:10px;letter-spacing:1.2px;opacity:.7}.solution-index strong{font-size:19px}.solution-index span{font-size:11px;font-weight:700}
.solution-detail{display:grid;grid-template-columns:1fr 1fr;min-height:430px;background:#fff;margin-top:18px}.solution-detail.reverse .solution-detail-media{order:2}.solution-detail.reverse .solution-detail-copy{order:1}.solution-detail-media{min-height:430px;position:relative;overflow:hidden;background:#e6eeee}.solution-detail-media img{width:100%;height:100%;object-fit:cover}.solution-detail-media:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,0),rgba(0,0,0,.28))}.solution-detail-copy{padding:55px 58px;display:flex;flex-direction:column;justify-content:center}.solution-detail-copy h2{font-size:35px;line-height:1.2;letter-spacing:-1.5px;margin:0 0 17px}.solution-detail-copy>p:not(.eyebrow){color:#777b80;font-size:13px;line-height:1.9;margin:0}.solution-points{display:grid;grid-template-columns:1fr 1fr;gap:0;margin:23px 0 0;border-top:1px solid #ddd}.solution-points li{list-style:none;padding:13px 12px 13px 0;border-bottom:1px solid #ddd;color:#656a6e;font-size:11px;line-height:1.7}.solution-points li:nth-child(even){padding-left:13px;border-left:1px solid #ddd}
.method-rail{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:42px;border-top:1px solid #d9d8d4;border-bottom:1px solid #d9d8d4}.method-step{padding:23px 22px 25px 0;border-right:1px solid #d9d8d4}.method-step+.method-step{padding-left:22px}.method-step:last-child{border-right:0}.method-step b{color:var(--red);font-size:13px}.method-step h3{font-size:17px;margin:15px 0 8px}.method-step p{color:#777b80;font-size:11px;line-height:1.8;margin:0}
.knowledge-shell{display:grid;grid-template-columns:205px minmax(0,720px) 145px;gap:50px;align-items:start}.knowledge-nav,.knowledge-on-page{position:sticky;top:100px;display:flex;flex-direction:column;gap:11px;padding:18px 0}.knowledge-nav{border-right:1px solid #ddd}.knowledge-nav strong{font-size:11px;color:var(--red);margin-bottom:5px}.knowledge-nav a,.knowledge-on-page a{font-size:11px;color:#73787b;padding-right:18px}.knowledge-nav a:hover,.knowledge-on-page a:hover{color:var(--red)}.knowledge-article{min-width:0}.knowledge-article h1{font-size:clamp(38px,5vw,60px);line-height:1.1;letter-spacing:-3px;margin:0}.knowledge-article>header{padding-bottom:31px;border-bottom:1px solid #ddd}.knowledge-article>header p:not(.eyebrow){color:#777b80;font-size:13px;line-height:1.9;margin:19px 0 0}.knowledge-body{font-size:14px;color:#545a5d;line-height:2}.knowledge-body h2{font-size:28px;color:#202225;letter-spacing:-1px;line-height:1.25;margin:45px 0 13px}.knowledge-body h3{font-size:18px;color:#202225;margin:29px 0 8px}.knowledge-body p{margin:0 0 15px}.knowledge-body ul{padding-left:19px;margin:11px 0 18px}.knowledge-body li{padding:4px 0}.knowledge-callout{border-left:3px solid var(--red);background:#fff4f2;padding:18px 20px;color:#765e5b;font-size:12px;line-height:1.8;margin:25px 0}.knowledge-card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;margin:33px 0 54px}.knowledge-card{background:#fff;padding:21px 20px;min-height:175px;display:flex;flex-direction:column}.knowledge-card .article-index{margin:0 auto 22px 0}.knowledge-card h3{font-size:18px;line-height:1.35;margin:0}.knowledge-card p{color:#777b80;font-size:11px;line-height:1.8;margin:10px 0 0}
.about-story{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.about-story-media{min-height:430px;background:#e5eeee;overflow:hidden}.about-story-media img{width:100%;height:100%;object-fit:cover}.about-story-copy h2{font-size:39px;line-height:1.18;letter-spacing:-2px;margin:0 0 19px}.about-story-copy>p:not(.eyebrow){color:#777b80;font-size:13px;line-height:1.95;margin:0 0 15px}.about-fact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:43px;border-top:1px solid #ddd;border-bottom:1px solid #ddd}.about-fact{padding:23px 20px 23px 0;border-right:1px solid #ddd}.about-fact+.about-fact{padding-left:20px}.about-fact:last-child{border-right:0}.about-fact b{font-size:28px;color:var(--red)}.about-fact span{display:block;color:#777b80;font-size:11px;margin-top:7px}.value-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:42px}.value-card{padding:24px 21px;background:#fff;min-height:190px}.value-card:nth-child(2){background:#20262a;color:#fff}.value-card:nth-child(3){background:var(--red);color:#fff}.value-card:nth-child(4){background:#cfeff4;color:#263137}.value-card b{font-size:12px;letter-spacing:1px}.value-card h3{font-size:20px;margin:33px 0 9px}.value-card p{font-size:11px;line-height:1.8;opacity:.75;margin:0}
.contact-page-hero{background:#171a1f;color:#fff;padding:86px clamp(24px,8vw,132px) 70px}.contact-page-hero h1{font-size:clamp(47px,6vw,78px);line-height:1.08;letter-spacing:-4px;margin:0}.contact-page-hero h1 span{color:#ff6f62}.contact-page-hero p:not(.eyebrow){max-width:540px;color:#aeb5b9;font-size:14px;line-height:1.9;margin:23px 0 0}.contact-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:65px;align-items:start}.contact-details{padding-top:7px}.contact-details h2{font-size:32px;letter-spacing:-1px;margin:0 0 19px}.contact-details>p{color:#777b80;font-size:13px;line-height:1.9;margin:0 0 24px}.contact-detail-list{border-top:1px solid #ddd}.contact-detail-row{display:flex;justify-content:space-between;gap:20px;padding:17px 0;border-bottom:1px solid #ddd;font-size:12px}.contact-detail-row span{color:#85898d}.contact-detail-row strong{color:#24282b}.contact-form-panel{background:#fff;padding:34px 38px}.contact-form-panel h2{font-size:28px;margin:0 0 21px;letter-spacing:-1px}.contact-form-panel .contact-form{gap:20px}.contact-form-panel .contact-form input{border-bottom-color:#cfd3d4;color:#202225}.contact-form-panel .contact-form input:focus{border-color:var(--red)}.contact-form-panel .contact-form label{color:#6c7275}.contact-form-panel .contact-form small{color:#8a9092}.contact-note{margin-top:20px;color:#8a9092;font-size:11px;line-height:1.8}
.subpage-footer-note{max-width:650px;margin:40px auto 0;text-align:center;color:#8a8f92;font-size:11px;line-height:1.8}
.knowledge-faq-section{background:#f3f2ef}.knowledge-faq-list{display:grid;gap:10px;max-width:920px}.knowledge-faq-list details{background:#fff;border:1px solid #ddd;padding:0 20px}.knowledge-faq-list summary{cursor:pointer;list-style:none;padding:19px 30px 19px 0;color:#202225;font-size:15px;font-weight:700;position:relative}.knowledge-faq-list summary::-webkit-details-marker{display:none}.knowledge-faq-list summary::after{content:'+';position:absolute;right:2px;top:14px;color:var(--red);font-size:22px;font-weight:400}.knowledge-faq-list details[open] summary::after{content:'−'}.knowledge-faq-answer{border-top:1px solid #eee;padding:16px 0 19px;color:#777b80;font-size:13px;line-height:1.9}.knowledge-faq-answer p{margin:0 0 10px}.knowledge-faq-answer a{color:var(--red)}
@media(max-width:900px){.subpage-hero{grid-template-columns:1fr}.subpage-hero-visual{min-height:320px}.directory-map,.solution-detail,.about-story,.contact-layout{grid-template-columns:1fr}.directory-map-visual,.solution-detail-media{min-height:330px}.solution-detail.reverse .solution-detail-media{order:0}.solution-detail.reverse .solution-detail-copy{order:1}.directory-product-grid{grid-template-columns:repeat(2,1fr)}.solution-index,.value-grid{grid-template-columns:repeat(2,1fr)}.method-rail{grid-template-columns:repeat(2,1fr)}.method-step:nth-child(2){border-right:0}.method-step:nth-child(n+3){border-top:1px solid #d9d8d4}.knowledge-shell{grid-template-columns:170px minmax(0,1fr);gap:30px}.knowledge-on-page{display:none}.about-story{gap:35px}.contact-layout{gap:35px}}
@media(max-width:760px){.page-breadcrumb{padding:18px 24px 0}.subpage-hero-copy{padding:68px 24px 56px}.subpage-hero-visual{min-height:270px}.hero-visual-label{left:24px;bottom:23px}.directory-map-copy,.solution-detail-copy{padding:37px 27px}.directory-map-list,.solution-points{grid-template-columns:1fr}.directory-map-list div:nth-child(even),.solution-points li:nth-child(even){padding-left:0;border-left:0}.directory-product-grid,.solution-index,.value-grid,.knowledge-card-grid{grid-template-columns:1fr}.directory-product{min-height:0}.directory-product-media{height:205px}.subpage-cta{display:block;padding:28px 25px}.subpage-cta .button{margin-top:20px}.method-rail{grid-template-columns:1fr}.method-step,.method-step+.method-step{padding:20px 0;border-right:0}.method-step+.method-step{border-top:1px solid #d9d8d4}.knowledge-shell{display:block}.knowledge-nav{position:static;display:grid;grid-template-columns:repeat(2,1fr);border-right:0;border-bottom:1px solid #ddd;margin-bottom:37px;padding-bottom:16px}.knowledge-nav strong{grid-column:1/-1}.knowledge-article h1{font-size:43px}.about-story-media{min-height:290px}.about-fact-grid{grid-template-columns:1fr}.about-fact,.about-fact+.about-fact{padding:17px 0;border-right:0;border-bottom:1px solid #ddd}.about-fact:last-child{border-bottom:0}.contact-page-hero{padding:68px 24px 56px}.contact-form-panel{padding:27px 24px}.contact-form-panel .contact-form{grid-template-columns:1fr}.contact-form-panel .contact-form button,.contact-form-panel .contact-form small{grid-column:auto}}

.product-line-feature{display:grid;grid-template-columns:1.1fr .9fr;min-height:350px;background:#1b2024;color:#fff;overflow:hidden}.product-line-feature-media{min-height:350px;background:#e7eeee;display:flex;align-items:center;justify-content:center;padding:24px}.product-line-feature-media img{width:100%;height:100%;object-fit:contain}.product-line-feature-copy{padding:48px 54px;display:flex;flex-direction:column;justify-content:center}.product-line-feature-copy h3{font-size:35px;line-height:1.2;letter-spacing:-1.5px;margin:0 0 18px}.product-line-feature-copy>p:not(.eyebrow){font-size:13px;line-height:1.9;color:#b8c0c3;margin:0;max-width:460px}.product-line-feature-meta{display:flex;gap:24px;flex-wrap:wrap;border-top:1px solid #42494d;margin-top:26px;padding-top:18px;color:#fff;font-size:11px}.product-line-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:14px}.product-line-card{display:flex;flex-direction:column;min-height:245px;padding:25px 24px;background:#fff;border-top:3px solid var(--red)}.product-line-card.dark{background:#20262a;color:#fff}.product-line-card.red{background:var(--red);color:#fff;border-top-color:#fff}.product-line-card.cyan{background:#dff6fb;color:#263137;border-top-color:var(--cyan)}.product-line-card .eyebrow{margin-bottom:13px}.product-line-card h3{font-size:22px;line-height:1.2;margin:0 0 11px}.product-line-card p{font-size:12px;line-height:1.8;color:#777b80;margin:0 0 15px}.product-line-card.dark p,.product-line-card.red p{color:rgba(255,255,255,.72)}.product-line-card strong{font-size:11px;line-height:1.8;font-weight:600}.product-line-card span{font-size:11px;line-height:1.8;color:#777b80;margin-top:3px}.product-line-card.dark span,.product-line-card.red span{color:rgba(255,255,255,.7)}.product-line-card a{margin-top:auto;padding-top:15px;color:var(--red);font-size:11px;font-weight:700}.product-line-card.dark a,.product-line-card.red a{color:#ffaaa1}.product-line-card.cyan a{color:#138fa2}.source-note{max-width:780px;color:#858b8e;font-size:11px;line-height:1.8;margin:22px auto 0;text-align:center}
@media(max-width:900px){.product-line-feature{grid-template-columns:1fr}.product-line-feature-media{min-height:270px}.product-line-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.product-line-feature-copy{padding:35px 27px}.product-line-feature-copy h3{font-size:30px}.product-line-feature-meta{display:grid;grid-template-columns:1fr;gap:8px}.product-line-grid{grid-template-columns:1fr}.product-line-card{min-height:210px}}
.home-materials-section{background:#f3f2ef}

/* Certificates / compliance module */
.credentials-section{background:#f3f2ef}
.credentials-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:15px;align-items:stretch}
.certificate-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}
.certificate-card{display:flex;flex-direction:column;background:#fff;min-height:100%;overflow:hidden}
.certificate-image{height:248px;background:#e9e8e4;display:flex;align-items:center;justify-content:center;padding:18px}
.certificate-image img{width:100%;height:100%;object-fit:contain}
.certificate-copy{padding:22px 23px 25px}
.credential-type{display:block;color:var(--red);font-size:10px;letter-spacing:1.1px;text-transform:uppercase;font-weight:700}
.certificate-copy h3{font-size:21px;line-height:1.2;margin:11px 0 10px}
.certificate-copy p,.compliance-intro p{font-size:11px;line-height:1.8;color:#777b80;margin:0}
.compliance-panel{background:#20262a;color:#fff;padding:28px 27px 25px;display:flex;flex-direction:column}
.compliance-panel .credential-type{color:#ff8d82}
.compliance-intro h3{font-size:30px;line-height:1.15;letter-spacing:-1px;margin:18px 0 13px}
.compliance-intro p{color:#b8c0c3}
.compliance-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:#4a5155;margin-top:auto;border:1px solid #4a5155}
.compliance-grid article{min-height:119px;background:#20262a;padding:15px;display:flex;flex-direction:column;justify-content:flex-end}
.compliance-grid img{width:100%;height:45px;object-fit:contain;filter:grayscale(1) brightness(0) invert(1);opacity:.84;margin-bottom:9px;object-position:left center}
.compliance-word{height:45px;color:#fff;font-size:18px;line-height:.9;font-weight:800;letter-spacing:1px;margin-bottom:9px;display:flex;align-items:center}
.compliance-grid strong{font-size:11px;letter-spacing:.7px}
.compliance-grid span{font-size:9px;color:#9ea6aa;margin-top:5px}
.credentials-footer{display:flex;align-items:center;justify-content:space-between;gap:25px;background:#1b2024;color:#fff;padding:24px 27px;margin-top:15px}
.credentials-footer .credential-type{color:#ff8d82;margin-bottom:8px}
.credentials-footer strong{display:block;font-size:15px}
.credentials-footer p{font-size:11px;line-height:1.7;color:#aeb5b9;margin:7px 0 0}
.button.ghost-dark{border-color:#586066;background:transparent;color:#fff;flex:0 0 auto}
.button.ghost-dark:hover{border-color:#ff7166;color:#ffaaa1}

/* Brand page credential presentation */
.about-credentials-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}
.about-certificate{display:grid;grid-template-columns:150px minmax(0,1fr);background:#f3f2ef;min-height:265px}
.about-certificate-image{background:#e8e7e3;padding:16px;display:flex;align-items:center;justify-content:center}
.about-certificate-image img{width:100%;height:100%;object-fit:contain}
.about-certificate>div:last-child{padding:27px 24px}
.about-certificate h3{font-size:20px;line-height:1.25;margin:13px 0 11px}
.about-certificate p{color:#777b80;font-size:11px;line-height:1.8;margin:0}
.about-compliance-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#d9d8d4;border:1px solid #d9d8d4;margin-top:15px}
.about-compliance-strip article{background:#fff;min-height:105px;padding:22px 20px;display:flex;flex-direction:column;justify-content:center}
.about-compliance-strip strong{font-size:14px;color:var(--red);letter-spacing:.7px}
.about-compliance-strip span{font-size:10px;color:#777b80;margin-top:8px}

@media(max-width:1100px){.credentials-layout{grid-template-columns:1fr}.compliance-panel{min-height:330px}.about-certificate{grid-template-columns:135px minmax(0,1fr)}}
@media(max-width:760px){.certificate-grid,.about-credentials-grid{grid-template-columns:1fr}.certificate-image{height:220px}.compliance-panel{padding:24px 20px}.credentials-footer{display:block;padding:23px 20px}.credentials-footer .button{margin-top:19px}.about-certificate{grid-template-columns:120px minmax(0,1fr);min-height:220px}.about-certificate>div:last-child{padding:21px 17px}.about-certificate h3{font-size:17px}.about-compliance-strip{grid-template-columns:repeat(2,1fr)}.about-compliance-strip article{min-height:88px;padding:17px 15px}}

/* Brand values module */
.brand-values-section{background:#fff}
.brand-values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d9d8d4;border:1px solid #d9d8d4}
.brand-values-grid article{display:grid;grid-template-columns:43px minmax(0,1fr);gap:8px;background:#fff;padding:25px 24px;min-height:164px}
.brand-values-grid article>span{font-size:11px;color:var(--red);font-weight:700;letter-spacing:1px;padding-top:3px}
.brand-values-grid h3{font-size:23px;line-height:1.2;margin:0 0 11px;letter-spacing:-.8px}
.brand-values-grid p{font-size:12px;line-height:1.8;color:#777b80;margin:0}
.brand-values-grid article:hover{background:#f7f5f2}
@media(max-width:900px){.brand-values-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.brand-values-grid{grid-template-columns:1fr}.brand-values-grid article{min-height:0;padding:21px 19px}}

/* Six certification items: two certificate originals plus four source marks */
.certification-section{background:#f3f2ef}
.certification-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}
.certification-tile{display:grid;grid-template-columns:220px minmax(0,1fr);background:#fff;min-height:285px;overflow:hidden}
.certification-tile-image,.certification-mark-image{background:#e8e7e3;display:flex;align-items:center;justify-content:center;padding:18px}
.certification-tile-image img{width:100%;height:100%;object-fit:contain}
.certification-mark-image{background:#fff;padding:24px 26px}
.certification-mark-image img{width:100%;height:100%;max-height:235px;object-fit:contain}
.certification-mark-image.reach-mark{background:#f4f8fc}
.certification-tile>div:last-child{padding:28px 25px;display:flex;flex-direction:column;justify-content:center}
.certification-tile h3{font-size:20px;line-height:1.25;margin:13px 0 11px;letter-spacing:-.5px}
.certification-tile p{font-size:11px;line-height:1.8;color:#777b80;margin:0}
@media(max-width:900px){.certification-tile{grid-template-columns:165px minmax(0,1fr)}}
@media(max-width:760px){.certification-gallery{grid-template-columns:1fr}.certification-tile{grid-template-columns:135px minmax(0,1fr);min-height:225px}.certification-tile>div:last-child{padding:21px 17px}.certification-tile h3{font-size:17px}.certification-tile-image,.certification-mark-image{padding:14px}.certification-mark-image img{max-height:195px}}
.case-filter-section{background:#f3f2ef;padding-top:76px;padding-bottom:38px}.case-filter-section .section-heading{margin-bottom:31px}.case-filter-section .case-group-tabs{margin:0 0 17px}.case-detail-list{padding-top:52px}
.technical-reference{background:#f3f2ef}.technical-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.technical-card{display:flex;flex-direction:column;background:#fff;min-width:0}.technical-card img{width:100%;height:190px;object-fit:cover}.technical-card>div{display:flex;flex-direction:column;flex:1;padding:24px 24px 26px}.technical-card h3{font-size:22px;line-height:1.25;margin:0 0 11px}.technical-card p:not(.eyebrow){color:#777b80;font-size:12px;line-height:1.85;margin:0}.technical-card .text-link{margin-top:auto;padding-top:17px}
@media(max-width:900px){.technical-grid{grid-template-columns:1fr 1fr}.technical-card:last-child{grid-column:1/-1}}
@media(max-width:760px){.technical-grid{grid-template-columns:1fr}.technical-card:last-child{grid-column:auto}.technical-card img{height:210px}}
.principles-section{background:#fff}.principles-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#dfe1df;border:1px solid #dfe1df}.principles-grid article{background:#fff;padding:25px 24px;min-height:175px}.principles-grid b{font-size:11px;color:var(--red);letter-spacing:1px}.principles-grid h3{font-size:19px;margin:27px 0 9px}.principles-grid p{font-size:11px;line-height:1.8;color:#777b80;margin:0}
@media(max-width:900px){.principles-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.principles-grid{grid-template-columns:1fr}}
.case-detail.is-hidden{display:none}
.cases-hero{display:block;padding-top:70px;padding-bottom:72px}.cases-hero-copy{max-width:720px}
@media(max-width:760px){.cases-hero{padding-top:68px;padding-bottom:58px}.case-detail-list{padding-top:45px}}
.case-detail-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.case-detail-grid .case-detail{display:flex;flex-direction:column;grid-template-columns:none;min-height:430px;margin-bottom:0}.case-detail-grid .case-detail:nth-child(even) .case-detail-image{order:0}.case-detail-grid .case-detail-image{height:220px;min-height:220px}.case-detail-grid .case-detail-body{padding:23px 24px 25px;display:flex;flex-direction:column;flex:1}.case-detail-grid .case-detail-body h2{font-size:21px;line-height:1.35;letter-spacing:-.8px;margin:0 0 12px}.case-detail-grid .case-detail-body .case-note{margin-top:17px}.case-detail-grid .case-detail-body .case-slot-link,.case-detail-grid .case-detail-body .case-read-link{margin-top:auto;padding-top:18px;color:var(--red);font-size:11px;font-weight:700}.case-detail-grid .case-detail.is-hidden{display:none}
@media(max-width:900px){.case-detail-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.case-detail-grid{grid-template-columns:1fr}.case-detail-grid .case-detail{min-height:0}.case-detail-grid .case-detail-image{height:235px;min-height:235px}}
.news-page{background:var(--paper)}.news-hero{background:#1b2024;color:#fff;padding:95px clamp(24px,8vw,132px) 80px}.news-hero h1{font-size:clamp(48px,6vw,80px);line-height:1.08;letter-spacing:-4px;margin:0}.news-hero h1 span{color:#ff6f62}.news-hero p:not(.eyebrow){max-width:560px;color:#aeb5b9;line-height:1.9;font-size:14px;margin:25px 0 0}.news-main{padding-top:72px}.news-toolbar{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:34px}.news-toolbar h2{font-size:34px;letter-spacing:-1px;margin:0}.news-toolbar p{color:#777b80;font-size:12px;margin:0}.news-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.news-card{display:flex;flex-direction:column;min-height:390px;background:#fff;border:1px solid #e3e3e1;transition:.2s}.news-card:hover{transform:translateY(-3px);box-shadow:0 16px 30px rgba(26,29,34,.1)}.news-card.featured{grid-column:span 2}.news-card-media{height:210px;background:#dfe6e7;overflow:hidden}.news-card.featured .news-card-media{height:270px}.news-card-media img{width:100%;height:100%;object-fit:cover;display:block}.news-card-copy{display:flex;flex:1;flex-direction:column;padding:23px 25px}.news-card-meta{display:flex;justify-content:space-between;gap:10px;color:var(--red);font-size:10px;letter-spacing:1px}.news-card h3{font-size:22px;line-height:1.35;letter-spacing:-.7px;margin:12px 0}.news-card p{color:#777b80;font-size:13px;line-height:1.85;margin:0}.news-card-link{margin-top:auto;padding-top:20px;color:var(--red);font-size:11px;font-weight:700}.news-empty{grid-column:1/-1;padding:50px 25px;background:#fff;border:1px dashed #d5d5d1;color:#777b80;text-align:center;font-size:13px;line-height:1.9}.news-detail-main{padding-top:52px}.news-detail-card{max-width:940px;margin:0 auto;background:#fff;border:1px solid #e1e1de;padding:clamp(28px,6vw,76px)}.news-detail-card h1{font-size:clamp(35px,5vw,62px);line-height:1.12;letter-spacing:-3px;margin:12px 0 17px}.news-detail-meta{display:flex;gap:12px;flex-wrap:wrap;color:var(--red);font-size:11px}.news-detail-lead{font-size:16px;line-height:1.9;color:#777b80;border-bottom:1px solid #e1e1de;padding-bottom:27px}.news-detail-cover{width:100%;max-height:560px;object-fit:cover;margin:27px 0}.news-detail-body{font-size:15px;line-height:2;color:#333}.news-detail-body h2,.news-detail-body h3{color:var(--ink);line-height:1.35;margin-top:2em}.news-detail-body img{max-width:100%;height:auto}.news-detail-body a{color:var(--red)}.news-detail-actions{display:flex;justify-content:space-between;gap:18px;border-top:1px solid #e1e1de;margin-top:38px;padding-top:22px}@media(max-width:900px){.news-list{grid-template-columns:repeat(2,minmax(0,1fr))}.news-card.featured{grid-column:span 2}}@media(max-width:760px){.news-hero{padding:68px 24px 56px}.news-main{padding-top:45px}.news-toolbar{display:block}.news-toolbar p{margin-top:12px}.news-list{grid-template-columns:1fr}.news-card.featured{grid-column:auto}.news-card.featured .news-card-media,.news-card-media{height:220px}.news-detail-main{padding-top:25px}.news-detail-card{padding:27px 20px}.news-detail-card h1{letter-spacing:-1.5px}.news-detail-actions{display:block}.news-detail-actions .text-link{display:flex}}

/* 首页新闻：独立的横向编辑栏，首条重点呈现，其余内容可继续横向浏览 */
.news-section{background:#fff;border-top:1px solid #e5e3de;overflow:hidden}
.news-home-grid{display:grid;grid-template-columns:minmax(360px,1.45fr) repeat(4,minmax(180px,1fr));gap:14px;overflow-x:auto;overscroll-behavior-inline:contain;scroll-snap-type:x proximity;padding:3px 2px 13px;scrollbar-width:thin;scrollbar-color:#c8cbc9 transparent}
.news-home-card{display:flex;flex-direction:column;min-width:0;min-height:430px;background:#f4f3f0;border:1px solid #e3e3e1;overflow:hidden;scroll-snap-align:start;transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease}
.news-home-card:hover{transform:translateY(-4px);border-color:#c8cbc9;box-shadow:0 14px 28px rgba(26,29,34,.1)}
.news-home-featured{display:grid;grid-template-columns:1.02fr .98fr;background:#20262a;color:#fff;min-height:430px}
.news-home-image{display:block;min-width:0;min-height:0;height:190px;overflow:hidden;background:#dfe6e7}
.news-home-featured .news-home-image{height:auto}
.news-home-image img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.news-home-card:hover .news-home-image img{transform:scale(1.035)}
.news-home-copy{display:flex;flex-direction:column;min-width:0;min-height:0;padding:20px 20px 21px}
.news-home-featured .news-home-copy{justify-content:center;padding:27px 27px 28px}
.news-meta{display:flex;justify-content:space-between;align-items:center;gap:10px;color:var(--red);font-size:10px;letter-spacing:1px}
.news-meta time{color:#8b9093;letter-spacing:.4px;white-space:nowrap}
.news-home-copy h3{font-size:19px;line-height:1.38;letter-spacing:-.65px;margin:11px 0 9px}
.news-home-featured .news-meta time{color:#aeb5b9}
.news-home-featured .news-home-copy h3{font-size:27px;line-height:1.3;letter-spacing:-1.1px}
.news-home-copy p{color:#777b80;font-size:12px;line-height:1.78;margin:0}
.news-home-featured .news-home-copy p{color:#b8c0c3}
.news-home-copy>a{margin-top:auto;padding-top:16px;color:var(--red);font-size:11px;font-weight:700}
.news-home-featured .news-home-copy>a{color:#ff7166}
@media(max-width:1100px){.news-home-grid{grid-template-columns:minmax(340px,1.35fr) repeat(4,minmax(190px,1fr))}}
@media(max-width:900px){.news-home-grid{grid-template-columns:repeat(5,minmax(230px,1fr));min-height:0}.news-home-featured{display:flex;min-height:430px}.news-home-featured .news-home-image{height:220px;flex:0 0 220px}.news-home-featured .news-home-copy{padding:22px 22px 23px}}
@media(max-width:760px){.news-home-grid{grid-template-columns:repeat(5,minmax(82vw,1fr));gap:12px;padding-bottom:11px}.news-home-card{min-height:0}.news-home-featured .news-home-image{height:220px;flex-basis:220px}.news-home-featured .news-home-copy{padding:21px 20px 22px}.news-home-featured .news-home-copy h3{font-size:23px}.news-home-card:not(.news-home-featured) .news-home-image{height:210px}.news-home-copy{padding:19px 20px 20px}.news-home-copy>a{padding-top:15px}}

/* 品牌价值观：回到网站的红、黑、灰、浅青体系，色调用在边缘强调 */
.brand-values-section{background:#f3f2ef}
.brand-values-grid{gap:14px;background:transparent;border:0}
.brand-values-grid article{position:relative;background:#fff;border-top:3px solid #dfe3e3;transition:background .2s ease,transform .2s ease,box-shadow .2s ease}
.brand-values-grid article:nth-child(1),.brand-values-grid article:nth-child(5){border-top-color:var(--red)}
.brand-values-grid article:nth-child(2),.brand-values-grid article:nth-child(6){border-top-color:var(--cyan)}
.brand-values-grid article:nth-child(3){border-top-color:#252b2f}
.brand-values-grid article:nth-child(4){border-top-color:#c6a160}
.brand-values-grid article:hover{background:#fff;transform:translateY(-3px);box-shadow:0 12px 24px rgba(32,34,37,.08);z-index:1}
.scenario-card:nth-child(4) .scenario-card-image img{object-position:center bottom}
.case-article-page{background:#f3f2ef}.case-article-intro{background:#1b2024;color:#fff;padding:76px clamp(24px,8vw,132px) 70px}.case-article-intro h1{max-width:900px;font-size:clamp(42px,5.6vw,72px);line-height:1.12;letter-spacing:-3px;margin:0}.case-article-slot{color:#ff8b82;font-size:10px;letter-spacing:2px;margin:0 0 15px}.case-article-intro>p:not(.eyebrow):not(.case-article-slot){max-width:650px;color:#aeb5b9;font-size:14px;line-height:1.9;margin:23px 0 0}.case-article-card{max-width:1016px;margin:52px auto 110px;background:#fff}.case-article-cover{height:390px;background:#e9efee;overflow:hidden;position:relative}.case-article-cover img{width:100%;height:100%;object-fit:cover}.case-article-cover .case-cover-label{left:24px;bottom:22px}.case-article-content{padding:39px 55px 52px}.case-article-meta{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid #ddd;border-bottom:1px solid #ddd}.case-article-meta div{padding:17px 16px 17px 0;border-right:1px solid #ddd}.case-article-meta div+div{padding-left:16px}.case-article-meta div:last-child{border-right:0}.case-article-meta span,.case-article-meta strong{display:block}.case-article-meta span{color:#85898d;font-size:10px;margin-bottom:7px}.case-article-meta strong{font-size:12px;line-height:1.65}.case-article-body{max-width:720px;margin:46px auto 0;color:#555b5f;font-size:14px;line-height:2}.case-article-body h2{font-size:29px;color:#202225;letter-spacing:-1px;line-height:1.3;margin:0 0 15px}.case-article-body h3{font-size:18px;color:#202225;line-height:1.4;margin:34px 0 8px}.case-article-body p{margin:0 0 15px}.case-article-note{border-left:3px solid var(--red);background:#fff4f2;color:#765e5b;padding:18px 20px;font-size:12px;line-height:1.8;margin-top:30px}.case-article-actions{display:flex;gap:28px;margin-top:34px;padding-top:22px;border-top:1px solid #ddd}.case-article-actions .text-link{margin-top:0}
@media(max-width:900px){.case-article-card{margin:38px 24px 75px}.case-article-meta{grid-template-columns:repeat(2,1fr)}.case-article-meta div:nth-child(2){border-right:0}.case-article-meta div:nth-child(n+3){border-top:1px solid #ddd}.case-article-meta div:nth-child(3){padding-left:0}.case-article-cover{height:310px}}
@media(max-width:760px){.case-article-intro{padding:68px 24px 58px}.case-article-intro h1{font-size:43px}.case-article-card{margin:28px 24px 55px}.case-article-cover{height:235px}.case-article-content{padding:27px 24px 35px}.case-article-meta{grid-template-columns:1fr}.case-article-meta div,.case-article-meta div+div{padding:14px 0;border-right:0}.case-article-meta div+div{border-top:1px solid #ddd}.case-article-body{margin-top:33px;font-size:13px}.case-article-body h2{font-size:26px}.case-article-actions{display:block}.case-article-actions .text-link+.text-link{margin-top:18px}}
/* 首页各板块主标题统一字距、字重与行高 */
.section-heading h2,
.section-heading h2 span{font-family:inherit;font-weight:800;letter-spacing:-3px;line-height:1.13}
.section-heading h2 span{color:var(--red)}

/* 品牌价值卡片：用资料库图片补足每个主题的视觉入口 */
.principles-grid article{position:relative;overflow:hidden}
.principles-grid article::before{content:"";display:block;height:94px;margin:-25px -24px 22px;background-repeat:no-repeat;background-position:center;background-size:cover}
.principles-grid article:nth-child(1)::before{background-image:url('./assets/images/scenario-road-noise.jpg');background-position:center 57%}
.principles-grid article:nth-child(2)::before{background-image:url('./assets/images/electra-damping-structure.jpg');background-position:center 48%}
.principles-grid article:nth-child(3)::before{background-image:url('./assets/images/electra-insulation-structure.jpg');background-position:center 52%}
.principles-grid article:nth-child(4)::before{background-image:url('./assets/images/artex-earth-gold-product.png');background-position:center 50%}
.principles-grid article:nth-child(5)::before{background-image:url('./assets/images/artex-earth-quatro-pack-map.png');background-position:center 47%}
.principles-grid article:nth-child(6)::before{background-image:url('./assets/images/cert-iatf-16949.jpg');background-position:center 42%}
@media(max-width:760px){.principles-grid article::before{height:120px}}


/* 资料库总索引：四张资料卡固定为桌面端 2×2 */
.source-index .product-line-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
@media(max-width:760px){.source-index .product-line-grid{grid-template-columns:1fr}}

/* 知识库桌面端：正文居左，文章目录固定在右侧；不改变任何页面地址 */
@media(min-width:761px){
  .knowledge-shell{grid-template-columns:minmax(0,1fr) 205px;}
  .knowledge-nav{grid-column:2;grid-row:1;border-right:0;border-left:1px solid #ddd;padding-left:18px;padding-right:0;}
  .knowledge-article{grid-column:1;grid-row:1;}
}
@media(min-width:761px) and (max-width:900px){
  .knowledge-shell{grid-template-columns:minmax(0,1fr) 170px;gap:30px;}
}
@media(max-width:760px){
  .knowledge-shell{display:flex;flex-direction:column;}
  .knowledge-article{order:1;}
  .knowledge-nav{order:2;width:100%;margin:37px 0 0;padding:16px 0 0;border-left:0;border-bottom:0;border-top:1px solid #ddd;}
}

/* 修正：知识库目录回到正文左侧 */
@media(min-width:761px){
  .knowledge-shell{grid-template-columns:205px minmax(0,1fr);}
  .knowledge-nav{grid-column:1;grid-row:1;border-left:0;border-right:1px solid #ddd;padding-left:0;padding-right:18px;}
  .knowledge-article{grid-column:2;grid-row:1;}
}
@media(min-width:761px) and (max-width:900px){
  .knowledge-shell{grid-template-columns:170px minmax(0,1fr);gap:30px;}
}

/* FAQ 与知识正文共用同一条阅读路径：首页只展示同一份已发布数据的入口 */
.knowledge-faq-section{background:transparent;padding:33px 0 0;margin:48px 0 68px;border-top:1px solid #d9d8d4;scroll-margin-top:100px}
.knowledge-faq-section .section-heading{padding-top:0;margin-bottom:28px}
.knowledge-faq-section .section-heading h2{font-size:clamp(30px,3.8vw,48px)}
.knowledge-faq-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;max-width:none}
.knowledge-faq-list .faq-item,.home-faq-list .faq-item{background:#fff;border:1px solid #dedfdd;padding:21px 22px 18px;transition:transform .2s ease,box-shadow .2s ease}
.knowledge-faq-list .faq-item:hover,.home-faq-list .faq-item:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(32,34,37,.07)}
.faq-item h3{font-size:16px;line-height:1.45;margin:0 0 13px;color:#202225}
.faq-question{display:flex;justify-content:space-between;gap:15px;color:#202225}
.faq-question span{color:var(--red);font-size:15px;flex:0 0 auto}
.faq-question:hover{color:var(--red)}
.knowledge-faq-answer{border-top:1px solid #eee;padding:13px 0 0;color:#777b80;font-size:12px;line-height:1.85}
.knowledge-faq-answer p{margin:0 0 9px}
.knowledge-faq-answer p:last-child{margin-bottom:0}
.knowledge-faq-answer a{color:var(--red);font-weight:700}
.home-faq{margin-top:48px;padding-top:33px;border-top:1px solid #d9d8d4;scroll-margin-top:100px}
.home-faq-heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:22px}
.home-faq-heading h3{font-size:27px;letter-spacing:-1px;line-height:1.25;margin:0;color:#202225}
.home-faq-heading h3 span{color:var(--red)}
.home-faq-heading .text-link{margin-top:0;white-space:nowrap}
.home-faq-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.home-faq-list .faq-item{padding:18px 20px 16px}
.home-faq-list .faq-item h3{font-size:14px;margin-bottom:10px}
.home-faq-list .knowledge-faq-answer{font-size:11px;line-height:1.75}
.knowledge-body>section{scroll-margin-top:100px}
@media(max-width:760px){.knowledge-faq-section{margin-bottom:48px}.knowledge-faq-section .section-heading h2{font-size:35px}.knowledge-faq-list,.home-faq-list{grid-template-columns:1fr}.home-faq{margin-top:38px}.home-faq-heading{display:block}.home-faq-heading h3{font-size:25px}.home-faq-heading .text-link{margin-top:17px}}
.news-detail-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:30px}.news-detail-gallery img{width:100%;height:240px;object-fit:cover;background:#eef0ef}@media(max-width:760px){.news-detail-gallery{grid-template-columns:1fr}.news-detail-gallery img{height:auto}}
[data-dynamic-page-body]{background:#fff;border:1px solid #e1e1de;padding:clamp(24px,4vw,52px);margin-top:18px;font-size:14px;line-height:1.9;color:#52585c}[data-dynamic-page-body] h2,[data-dynamic-page-body] h3{color:var(--ink);line-height:1.35;margin-top:1.5em}[data-dynamic-page-body] h2:first-child,[data-dynamic-page-body] h3:first-child{margin-top:0}[data-dynamic-page-body] img{max-width:100%;height:auto}[data-dynamic-page-body] a{color:var(--red)}
[data-case-brand].is-managed-replaced{display:none!important}

/* 首页：知识卡片与常见问答共用同一张卡片网格，不再形成第二个视觉板块 */
.article-grid .home-faq-card{background:#fff;color:var(--ink);min-height:275px}
.article-grid .article-card{transition:transform .2s ease,box-shadow .2s ease}
.article-grid .article-card:hover{transform:translateY(-4px);box-shadow:0 12px 26px rgba(32,34,37,.12)}
.article-grid .home-faq-card .article-index{font-size:24px;letter-spacing:1px}
.article-grid .home-faq-card h3{margin-bottom:0}
.article-grid .home-faq-card h3 a{display:flex;justify-content:space-between;gap:12px;color:var(--ink);font-size:21px;line-height:1.35}
.article-grid .home-faq-card h3 a:hover{color:var(--red)}
.article-grid .home-faq-card h3 a span{color:var(--red);font-size:16px;flex:0 0 auto}
.article-grid .home-faq-card .article-line{margin-top:16px}
.home-faq-answer{color:#85898d;font-size:12px;line-height:1.8;margin-top:13px}
.home-faq-answer p{margin:0 0 9px}
.home-faq-answer p:last-child{margin-bottom:0}
.home-faq-answer a{color:var(--red);font-weight:700}
@media(max-width:760px){.article-grid .home-faq-card h3 a{font-size:20px}}