:root{--paper:#f5f7f4;--ink:#15211d;--muted:#65716b;--line:#d7ded8;--accent:#177c62;--accent-soft:#dcece4;--radius:14px;--max:1240px}
@media(prefers-color-scheme:dark){:root{--paper:#101714;--ink:#edf4ef;--muted:#a8b5ad;--line:#2b3932;--accent:#68c69b;--accent-soft:#17372a}}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;line-height:1.55}a{color:inherit;text-decoration:none}img{display:block;width:100%;height:100%;object-fit:cover}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-header,.site-footer,main{max-width:var(--max);margin:0 auto;padding-left:clamp(20px,4vw,56px);padding-right:clamp(20px,4vw,56px)}.site-header{height:78px;display:grid;grid-template-columns:1fr 1fr auto;align-items:center;border-bottom:1px solid var(--line)}.wordmark{font:700 1.22rem/1 ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;letter-spacing:-.07em}.wordmark i{font-style:normal;color:var(--accent);padding:0 2px}.header-note{margin:0;color:var(--muted);font-size:.73rem;line-height:1.35;letter-spacing:.02em}.text-link,.row-link{font-size:.78rem;font-weight:600}.text-link span,.row-link span{color:var(--accent);padding-left:5px}.intro{padding:clamp(72px,11vw,142px) 0 clamp(60px,9vw,112px)}.issue-kicker{display:flex;gap:24px;color:var(--accent);font-size:.7rem;text-transform:uppercase;letter-spacing:.14em;font-weight:600}.intro-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(250px,.75fr);gap:clamp(36px,8vw,130px);align-items:end;margin-top:32px}.intro h1,.catalogue h2{font:600 clamp(3.1rem,7.2vw,6.6rem)/.98 ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;letter-spacing:-.08em;margin:0}.intro h1 em{font-style:normal;color:var(--accent)}.intro-copy{max-width:390px;padding-bottom:8px}.lede{font:500 1.25rem/1.35 ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;letter-spacing:-.03em;margin:0 0 18px}.intro-copy p:last-child{margin:0;color:var(--muted);font-size:.95rem}.intro-rule{height:1px;background:var(--line);margin-top:clamp(52px,8vw,100px);position:relative}.intro-rule span{position:absolute;left:0;top:-3px;width:7px;height:7px;border-radius:50%;background:var(--accent)}.catalogue{padding:0 0 clamp(100px,13vw,180px)}.catalogue-head{display:flex;justify-content:space-between;align-items:end;border-top:1px solid var(--line);padding-top:28px;margin-bottom:44px}.section-label{color:var(--accent);font-size:.7rem;text-transform:uppercase;letter-spacing:.14em;font-weight:600;margin:0 0 18px}.catalogue h2{font-size:clamp(2.5rem,5vw,4.8rem)}.results-count{color:var(--muted);font-size:.78rem;margin:0 0 6px}.controls{display:grid;grid-template-columns:minmax(260px,1fr) 2fr;gap:24px;align-items:center;padding-bottom:24px;border-bottom:1px solid var(--line)}.search-wrap{position:relative}.search-wrap svg{position:absolute;left:0;top:50%;width:18px;height:18px;transform:translateY(-50%);stroke:var(--muted);fill:none;stroke-width:1.7}.search-wrap input{width:100%;border:0;border-bottom:1px solid var(--line);background:transparent;padding:12px 8px 12px 30px;color:var(--ink);font:inherit;outline:0}.search-wrap input::placeholder{color:var(--muted)}.search-wrap input:focus{border-color:var(--accent);box-shadow:0 2px 0 var(--accent)}.filter-group{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.filter-button{border:1px solid var(--line);background:transparent;color:var(--muted);border-radius:999px;padding:9px 14px;font:500 .74rem/1.1 'DM Sans',sans-serif;cursor:pointer;transition:background .25s ease,color .25s ease,border-color .25s ease,transform .25s ease}.filter-button:hover,.filter-button:focus-visible{border-color:var(--accent);color:var(--accent)}.filter-button:active{transform:scale(.97)}.filter-button.is-active{background:var(--accent);color:#fff;border-color:var(--accent)}.product-list{display:grid}.product-row{display:grid;grid-template-columns:minmax(280px,44%) 1fr;gap:clamp(28px,5vw,78px);padding:30px 0;border-bottom:1px solid var(--line);transition:padding .3s ease,background .3s ease}.product-row:hover{padding-left:12px;padding-right:12px;background:color-mix(in srgb,var(--accent-soft) 45%,transparent)}.product-row:focus-visible{outline:3px solid var(--accent);outline-offset:4px}.product-image{aspect-ratio:4/3;overflow:hidden;border-radius:var(--radius);position:relative;background:var(--accent-soft)}.product-image img{transition:transform .6s cubic-bezier(.16,1,.3,1);filter:saturate(.82)}.product-row:hover .product-image img{transform:scale(1.045)}.product-index{position:absolute;left:14px;top:14px;background:var(--paper);color:var(--ink);border-radius:999px;padding:6px 9px;font-size:.68rem;font-weight:600}.product-copy{align-self:center;max-width:500px}.product-meta{display:flex;gap:14px;color:var(--accent);font-size:.68rem;text-transform:uppercase;letter-spacing:.12em;font-weight:600;margin-bottom:18px}.product-meta span+span{color:var(--muted)}.product-copy h3{font:600 clamp(1.75rem,3vw,2.8rem)/1.05 ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;letter-spacing:-.06em;margin:0 0 14px}.product-copy p{color:var(--muted);max-width:42ch;margin:0 0 28px;font-size:1rem}.row-link{display:inline-block;border-bottom:1px solid var(--line);padding-bottom:5px}.empty-state{padding:44px 0;color:var(--muted);text-align:center}.site-footer{display:grid;grid-template-columns:1.2fr 1fr auto;gap:32px;padding-top:32px;padding-bottom:42px;border-top:1px solid var(--line);font-size:.78rem}.footer-brand p{color:var(--muted);max-width:230px;margin:18px 0 0}.footer-contact{display:grid;gap:10px}.footer-contact a{color:var(--accent);font-weight:600}.footer-contact address{color:var(--muted);font-style:normal;line-height:1.55}.copyright{color:var(--muted);margin:0;text-align:right}.detail-main{max-width:var(--max);margin:0 auto;padding:clamp(54px,8vw,100px) clamp(20px,8vw,120px) clamp(90px,12vw,160px)}.back-link{font-size:.78rem;color:var(--muted);display:inline-block;margin-bottom:54px}.back-link span{color:var(--accent);padding-right:5px}.detail-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(34px,7vw,100px);align-items:start}.detail-image{aspect-ratio:1/1;border-radius:var(--radius);overflow:hidden;position:sticky;top:26px}.detail-copy .product-meta{margin-bottom:24px}.detail-copy h1{font:600 clamp(2.8rem,6vw,5.6rem)/.98 ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;letter-spacing:-.08em;margin:0 0 22px}.detail-intro{font:500 1.2rem/1.4 ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;letter-spacing:-.03em;max-width:32ch;margin:0 0 42px}.detail-section{border-top:1px solid var(--line);padding:22px 0}.detail-section h2{font:600 1rem/1.2 ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;margin:0 0 10px}.detail-section p{color:var(--muted);margin:0;max-width:48ch}.detail-cta{display:inline-block;margin-top:30px;background:var(--accent);color:#fff;border-radius:999px;padding:13px 19px;font-size:.78rem;font-weight:600;transition:transform .25s ease,background .25s ease}.detail-cta:hover{background:color-mix(in srgb,var(--accent) 80%,#000);transform:translateY(-2px)}.archive-main{max-width:var(--max);margin:0 auto;padding:clamp(70px,11vw,140px) clamp(20px,8vw,120px) 160px}.archive-main h1{font:600 clamp(3rem,7vw,6rem)/.95 ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;letter-spacing:-.08em;margin:0 0 20px}.archive-main>p{color:var(--muted);max-width:44ch;margin:0 0 68px}.issue-list{border-top:1px solid var(--line)}.issue-item{display:flex;justify-content:space-between;align-items:center;padding:24px 0;border-bottom:1px solid var(--line)}.issue-item strong{font:600 1.2rem ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}.issue-item span{color:var(--muted);font-size:.78rem}.issue-item.current span{color:var(--accent)}
@media(max-width:800px){.site-header{grid-template-columns:1fr auto;gap:18px}.header-note{display:none}.intro-grid,.detail-grid{grid-template-columns:1fr}.intro-copy{max-width:500px}.controls{grid-template-columns:1fr}.filter-group{justify-content:flex-start}.product-row{grid-template-columns:1fr;gap:24px}.product-copy{max-width:none}.detail-image{position:static;order:2}.detail-copy{order:1}.site-footer{grid-template-columns:1fr 1fr}.copyright{text-align:left;grid-column:1/-1}.archive-main{padding-top:70px}}
@media(max-width:520px){.site-header{height:68px}.text-link{font-size:.72rem}.intro{padding-top:64px}.intro h1{font-size:clamp(2.9rem,15vw,4.2rem)}.issue-kicker{gap:12px;font-size:.62rem}.catalogue-head{display:block}.results-count{margin-top:22px}.filter-button{padding:8px 11px;font-size:.7rem}.product-row{padding:24px 0}.product-row:hover{padding-left:0;padding-right:0;background:transparent}.product-copy p{font-size:.92rem}.site-footer{grid-template-columns:1fr;gap:28px}.copyright{grid-column:auto}.detail-main{padding-top:48px}.detail-copy h1{font-size:clamp(2.8rem,14vw,4.4rem)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.product-row,.product-image img,.filter-button,.detail-cta{transition:none}}

/* Reference layout: blue-white corporate publication */
.reference-page{background:#fff;color:#0d4b91;font-family:Arial,'Microsoft YaHei',sans-serif}.reference-page main{max-width:none;padding:0}.brand-header{max-width:1280px;margin:auto;min-height:88px;padding:14px 44px;display:flex;align-items:center;gap:28px;color:#084984}.brand-lockup,.footer-lockup{display:flex;align-items:center;gap:12px;white-space:nowrap}.brand-lockup strong,.footer-lockup strong{display:block;font-size:23px;letter-spacing:.06em}.brand-lockup b,.footer-lockup b{display:block;font-size:18px;letter-spacing:.02em}.brand-mark{width:78px;height:58px;border:3px solid #1e77b8;border-radius:50%;display:grid;place-items:center;font-size:48px;line-height:.7;color:#58a75a;transform:rotate(-25deg)}.brand-divider{height:42px;border-left:2px solid #165493}.brand-tagline{font-size:15px;line-height:1.8;margin:0;flex:1}.brand-contact{display:grid;gap:5px;border-left:1px solid #c5d9ef;padding-left:24px;font-size:13px;line-height:1.3}.brand-contact a{color:#084984}.reference-hero{min-height:162px;position:relative;overflow:hidden;padding:22px max(44px,calc((100vw - 1190px)/2));background:linear-gradient(115deg,#eaf6ff 0%,#d7eaf7 48%,#f6fbfd 100%)}.reference-hero:after{content:"";position:absolute;inset:0;background:linear-gradient(165deg,transparent 58%,rgba(255,255,255,.75) 59%,transparent 60%),radial-gradient(ellipse at 80% 110%,#b7d8ec 0,transparent 47%);opacity:.75}.hero-copy{position:relative;z-index:1}.hero-copy h1{margin:0;color:#0a3f7b;font-size:32px;line-height:1.1;letter-spacing:.015em;font-weight:700}.hero-copy h2{margin:3px 0 10px;color:#0a3f7b;font-size:36px;line-height:1.1;letter-spacing:.04em}.hero-copy p{margin:8px 0 0;font-size:15px;letter-spacing:.06em}.hero-rule{height:2px;background:#cbdde9;width:210px;position:relative}.hero-rule span{display:block;width:58px;height:4px;background:linear-gradient(90deg,#7cbf58,#2181b5)}.reference-catalogue{max-width:1190px;margin:auto;padding:22px 0 44px}.category-line{display:flex;align-items:center;gap:28px}.category-line h2{margin:0;font-size:17px;line-height:1.45;color:#0c4d91}.category-line h2 span{font-size:16px}.filter-group{flex:1;display:grid;grid-template-columns:repeat(6,1fr);gap:14px}.reference-page .filter-button{border:0;border-radius:7px;background:#eef4fb;color:#18558f;height:34px;font-size:14px}.reference-page .filter-button.is-active{background:#07549a;color:#fff}.reference-search{display:flex;align-items:center;gap:12px;border:1px solid #9ebde0;border-radius:22px;height:41px;margin:20px 0 10px;padding:0 16px;color:#6c94be}.reference-search span{font-size:25px;line-height:1}.reference-search input{border:0;outline:0;flex:1;font:14px Arial;color:#0d4b91}.results-count{display:none}.product-list{display:grid}.reference-page .product-row{display:grid;grid-template-columns:48px 282px minmax(0,1fr) 135px;gap:16px;align-items:center;padding:14px 0;border-bottom:1px solid #d7e6f3;transition:background .25s ease}.reference-page .product-row:hover{padding-left:0;padding-right:0;background:#f4f9fd}.row-number strong{display:block;font-size:26px;line-height:1;color:#07549a}.row-number span{display:block;font-size:15px;color:#6d94be;margin-top:7px}.reference-image{height:146px;background:#e9eef3;overflow:hidden}.reference-image img{width:100%;height:100%;object-fit:cover;filter:saturate(.72) contrast(.94)}.reference-copy h3{margin:0;color:#07549a;font-size:17px;line-height:1.3}.reference-copy p{margin:7px 0;color:#446d9b;font-size:13px;line-height:1.55}.reference-copy .partner{margin-top:4px;color:#0c4d91;font-weight:600}.reference-copy ul{display:flex;gap:26px;margin:8px 0 0;padding:0;list-style:none;color:#48729f;font-size:12px}.reference-copy li:before{content:'✓';display:inline-grid;place-items:center;width:14px;height:14px;margin-right:7px;border-radius:50%;background:#36a77b;color:#fff;font-size:10px}.row-end{height:100%;display:flex;flex-direction:column;align-items:flex-end;justify-content:space-between;padding:2px 0 3px}.row-end span{background:#eaf7f5;color:#299780;border-radius:6px;padding:6px 11px;font-size:10px;white-space:nowrap}.row-end b{font-size:11px;color:#07549a;white-space:nowrap}.reference-footer{min-height:130px;padding:24px max(44px,calc((100vw - 1190px)/2));display:grid;grid-template-columns:1.35fr 1fr 1.3fr;gap:30px;align-items:start;background:linear-gradient(110deg,#f0f8ff,#d9eef9);border-top:1px solid #d0e5f5;color:#0c4d91}.footer-lockup{flex-wrap:wrap}.footer-lockup .brand-mark{width:65px;height:48px;font-size:40px}.footer-lockup strong{font-size:19px}.footer-lockup b{font-size:15px}.footer-lockup p{width:100%;margin:5px 0 0;font-size:12px}.footer-tagline{border-left:1px solid #739ac0;padding-left:22px;font-size:14px;line-height:1.8}.reference-footer .footer-contact{border-left:1px solid #739ac0}.reference-page .empty-state{color:#668bb2}
@media(max-width:850px){.brand-header{padding:18px 20px;gap:14px}.brand-tagline{font-size:12px}.brand-contact{font-size:11px;padding-left:12px}.brand-mark{width:58px;height:46px;font-size:36px}.brand-lockup strong{font-size:17px}.brand-lockup b{font-size:13px}.reference-hero{padding:28px 20px}.hero-copy h1{font-size:30px}.hero-copy h2{font-size:27px}.reference-catalogue{padding:18px 20px 34px}.category-line{display:block}.filter-group{margin-top:14px;grid-template-columns:repeat(3,1fr)}.reference-page .product-row{grid-template-columns:36px 190px minmax(0,1fr);gap:12px}.row-end{grid-column:3;flex-direction:row;align-items:center}.reference-footer{padding:22px 20px;grid-template-columns:1fr 1fr}.reference-footer .footer-contact{grid-column:1/-1;border-left:0;padding-left:0;border-top:1px solid #9ab7d2;padding-top:16px}}
@media(max-width:560px){.brand-header{display:grid;grid-template-columns:1fr auto;min-height:90px}.brand-divider,.brand-tagline{display:none}.brand-contact{grid-column:1/-1;border-left:0;padding:10px 0 0;border-top:1px solid #c5d9ef;display:flex;flex-wrap:wrap;gap:8px 14px}.brand-contact span{display:none}.reference-hero{min-height:190px}.hero-copy h1{font-size:24px}.hero-copy h2{font-size:23px}.reference-page .product-row{grid-template-columns:30px 1fr;gap:12px;padding:15px 0}.reference-image{grid-column:2;height:150px}.reference-copy{grid-column:2}.reference-copy h3{font-size:16px}.reference-copy p{font-size:12px}.reference-copy ul{gap:10px;flex-wrap:wrap}.row-end{grid-column:2}.row-end b{font-size:10px}.reference-footer{grid-template-columns:1fr}.footer-tagline{border-left:0;padding:0}.reference-footer .footer-contact{grid-column:auto}.filter-group{grid-template-columns:repeat(2,1fr)}}




.brand-logo{width:78px;height:58px;object-fit:contain;display:block}.footer-lockup .brand-logo{width:65px;height:48px}@media(max-width:850px){.brand-logo{width:58px;height:46px}.footer-lockup .brand-logo{width:58px;height:42px}}

.logo-wordmark{display:inline-flex;align-items:center}.logo-wordmark .brand-logo{width:112px;height:60px}.site-header .logo-wordmark .brand-logo{width:112px;height:58px}@media(max-width:520px){.logo-wordmark .brand-logo{width:92px;height:48px}}
/* Product detail image card aligned with catalogue grid */
.detail-image{aspect-ratio:1.18/1;border-radius:0;overflow:hidden;position:sticky;top:26px;background:#e8f2f8;display:grid;grid-template-rows:16% 68% 16%;box-shadow:none}
.detail-image-top{background:#e8f2f8}.detail-image>img{width:100%;height:100%;object-fit:cover;grid-row:2;filter:saturate(.8) contrast(.96)}.detail-caption{grid-row:3;display:flex;align-items:center;padding:0 34px;color:#07549a;font-size:16px;font-weight:700;letter-spacing:.02em;background:#e8f2f8}
@media(max-width:800px){.detail-image{position:static;aspect-ratio:1.18/1;order:2}.detail-caption{padding:0 22px;font-size:14px}}

.brand-contact a,.brand-contact .contact-address{display:flex;align-items:flex-start;gap:10px}.brand-contact .contact-icon{display:inline-block;min-width:14px;color:#0b6798;text-align:center}.brand-contact a>span:last-child,.brand-contact .contact-address>span:last-child{padding-top:1px}@media(max-width:560px){.brand-contact a,.brand-contact .contact-address{gap:8px}}

.reference-footer .footer-contact a,.reference-footer .footer-contact .footer-address{display:flex;align-items:flex-start;gap:14px}.reference-footer .footer-contact-icon{display:inline-block;min-width:18px;color:#0b6798;text-align:center;font-size:15px;line-height:1.2}.reference-footer .footer-contact a>span:last-child,.reference-footer .footer-address>span:last-child{padding-top:1px}@media(max-width:560px){.reference-footer .footer-contact a,.reference-footer .footer-contact .footer-address{gap:10px}}

/* Move footer contact icons closer to their labels */
.reference-footer .footer-contact-icon{transform:translateX(10px);margin-right:-10px}
@media(max-width:560px){.reference-footer .footer-contact-icon{transform:translateX(6px);margin-right:-6px}}

/* Align footer icons and labels on a clean two-column grid */
.reference-footer .footer-contact a,.reference-footer .footer-contact .footer-address{display:grid;grid-template-columns:20px minmax(0,1fr);column-gap:10px;align-items:start}
.reference-footer .footer-contact-icon{transform:none!important;margin-right:0!important;min-width:20px;width:20px;text-align:center;line-height:1.35}
.reference-footer .footer-contact a>span:last-child,.reference-footer .footer-address>span:last-child{padding-top:0}
@media(max-width:560px){.reference-footer .footer-contact a,.reference-footer .footer-contact .footer-address{column-gap:8px}.reference-footer .footer-contact-icon{min-width:18px;width:18px}}

/* Shift the entire footer contact block to the right */
@media(min-width:851px){.reference-footer .footer-contact{transform:translateX(34px)}}
@media(min-width:561px) and (max-width:850px){.reference-footer .footer-contact{transform:translateX(18px)}}

/* Final footer contact position override */
@media(min-width:851px){.reference-footer .footer-contact{position:relative!important;left:70px!important;transform:none!important}}
@media(min-width:561px) and (max-width:850px){.reference-footer .footer-contact{position:relative!important;left:30px!important;transform:none!important}}
/* Footer right column layout correction */
@media(min-width:851px){
  .reference-footer{grid-template-columns:1.15fr .9fr 1.05fr;column-gap:42px;padding-right:max(20px,calc((100vw - 1190px)/2));}
  .reference-footer .footer-contact{position:static!important;left:auto!important;transform:none!important;margin-left:34px;min-width:0;}
}
@media(min-width:561px) and (max-width:850px){
  .reference-footer .footer-contact{position:static!important;left:auto!important;transform:none!important;margin-left:24px;}
}
/* Final explicit position for the footer contact column */
.reference-footer .footer-contact{
  position:relative!important;
  left:calc(clamp(24px,4vw,70px) + 20px)!important;
  margin-left:0!important;
  transform:none!important;
}
@media(max-width:560px){
  .reference-footer .footer-contact{
    left:28px!important;
    width:calc(100% - 28px);
  }
}

/* Product detail pages: card-based layout adapted from details.html */
.product-detail-page{margin:0;min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden;background:#f1f7fb;color:#174d7c;font-family:Arial,'Microsoft YaHei',sans-serif;line-height:1.6}
.product-detail-page a{text-decoration:none;color:inherit}
.product-detail-header{background:linear-gradient(135deg,#073e77 0%,#0b5d8d 58%,#188b82 100%);color:#fff}
.product-detail-header-top{max-width:1190px;margin:auto;padding:25px 24px 18px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.product-detail-brand{display:flex;align-items:center;gap:14px}
.product-detail-brand .brand-logo{width:72px;height:54px;object-fit:contain;filter:brightness(0) invert(1)}
.product-detail-brand-text strong{display:block;font-size:24px;line-height:1.15;letter-spacing:.04em}
.product-detail-brand-text span{display:block;margin-top:4px;font-size:12px;letter-spacing:.15em;text-transform:uppercase;opacity:.78}
.product-issue-tag{padding:8px 17px;border:1px solid rgba(255,255,255,.28);border-radius:7px;background:rgba(255,255,255,.1);font-size:13px;white-space:nowrap}
.product-services{border-top:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.06)}
.product-services-inner{max-width:1190px;margin:auto;padding:13px 24px;display:flex;justify-content:center;gap:54px}
.product-service{display:flex;align-items:center;gap:11px;min-width:310px}
.product-service-badge{width:36px;height:36px;display:grid;place-items:center;flex:none;border-radius:7px;background:#1782b1;color:#fff;font-size:13px;font-weight:700}
.product-service:last-child .product-service-badge{background:#36a77b}
.product-service-text strong{display:block;font-size:13px}.product-service-text span{display:block;font-size:11px;opacity:.72}
.product-nav{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid #d7e6f3;box-shadow:0 2px 8px rgba(6,63,119,.05)}
.product-nav-inner{max-width:1190px;margin:auto;padding:0 24px;display:flex;align-items:center;overflow-x:auto;scrollbar-width:none}
.product-nav-inner::-webkit-scrollbar{display:none}
.product-nav a{padding:13px 17px;color:#668bb2;font-size:13px;font-weight:600;white-space:nowrap;border-bottom:3px solid transparent}
.product-nav .product-back{padding-left:0;margin-right:10px;padding-right:22px;color:#168476;border-right:1px solid #d7e6f3}
.product-nav a:hover,.product-nav a[aria-current="page"]{color:#07549a;border-bottom-color:#36a77b}
.product-detail-main{flex:1;width:100%;max-width:1190px;margin:auto;padding:38px 24px 48px}
.product-profile{overflow:hidden;background:#fff;border:1px solid #d7e6f3;border-radius:14px;box-shadow:0 5px 22px rgba(7,84,154,.08)}
.product-profile-hero{position:relative;height:310px;overflow:hidden}.product-profile-hero img{width:100%;height:100%;object-fit:cover;filter:saturate(.76) contrast(.96)}
.product-profile-overlay{position:absolute;inset:auto 0 0;padding:55px 34px 25px;background:linear-gradient(transparent,rgba(5,54,103,.92));color:#fff}
.product-profile-number{width:32px;height:32px;margin-bottom:9px;display:grid;place-items:center;border-radius:50%;background:linear-gradient(135deg,#2181b5,#36a77b);font-size:14px;font-weight:700}
.product-profile-overlay h2{margin:0;font-size:clamp(22px,3vw,29px);line-height:1.28}.product-profile-overlay p{margin:5px 0 0;font-size:13px;opacity:.86}
.product-profile-body{padding:30px 34px 35px}.product-detail-blocks{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.product-info-block{padding:20px 22px;background:#f5f9fc;border-radius:9px;border-left:4px solid #2181b5}
.product-info-block:nth-child(2),.product-info-block:nth-child(4){border-left-color:#36a77b}
.product-info-block h3{margin:0 0 9px;color:#07549a;font-size:14px;letter-spacing:.04em;text-transform:uppercase}.product-info-block ul{list-style:none;margin:0;padding:0}
.product-info-block li{position:relative;margin:0 0 6px;padding-left:17px;color:#446d9b;font-size:13px}.product-info-block li:last-child{margin-bottom:0}.product-info-block li:before{content:"";position:absolute;left:0;top:.68em;width:6px;height:6px;border-radius:50%;background:#36a77b}
.product-contact-cta{display:flex;justify-content:center;margin-top:26px}.product-contact-cta a{padding:11px 18px;border-radius:6px;background:#07549a;color:#fff;font-size:13px;font-weight:700}.product-contact-cta a:hover{background:#168476}
.product-detail-footer{padding:27px 24px;text-align:center;background:#073e77;color:rgba(255,255,255,.73)}
.product-detail-footer strong{display:block;color:#fff;font-size:15px}.product-footer-rule{width:58px;height:2px;margin:13px auto;background:linear-gradient(90deg,#2181b5,#58b674)}.product-detail-footer p{margin:0;font-size:12px;line-height:1.9}
@media(max-width:850px) and (min-width:561px){.product-detail-page .reference-footer .footer-contact{width:calc(100% - 36px)}}
@media(max-width:760px){.product-detail-header-top{padding:20px;flex-direction:column;text-align:center}.product-services-inner{padding:13px 20px;flex-direction:column;align-items:center;gap:11px}.product-service{min-width:0;width:min(100%,360px)}.product-detail-main{padding:28px 16px 38px}.product-profile-hero{height:225px}.product-profile-overlay{padding:42px 20px 18px}.product-profile-body{padding:22px 18px 25px}.product-detail-blocks{grid-template-columns:1fr;gap:14px}.product-nav-inner{padding:0 16px}.product-nav a{padding-left:12px;padding-right:12px}.product-nav .product-back{padding-left:0}.product-detail-brand .brand-logo{width:62px;height:46px}}

/* ===== Footer v3: left 45% brand / right 55% contact + address ===== */
@media(min-width:851px){
  .reference-footer{grid-template-columns:45% 55%;justify-content:start;column-gap:0;align-items:start}
  .footer-lockup{flex-wrap:wrap;align-items:center}
  .footer-lockup p{width:100%;margin:8px 0 0;font-size:12px;white-space:normal}
  .footer-info{display:flex;flex-direction:column;gap:18px;border-left:1px solid #739ac0;padding-left:30px}
  .footer-label{display:block;font-size:11px;font-weight:700;letter-spacing:.18em;color:#4a7aab;margin-bottom:8px}
  .footer-links{display:flex;align-items:center;gap:36px}
  .footer-links a{display:inline-flex;align-items:center;gap:8px;color:#0c4d91;font-weight:600;text-decoration:none}
  .footer-links a:hover{color:#0b6798}
  .footer-address{font-size:14px;line-height:1.7;color:#0c4d91}
}
@media(max-width:850px){
  .reference-footer{grid-template-columns:1fr;justify-content:start}
  .footer-lockup{flex-wrap:wrap;align-items:center}
  .footer-lockup p{width:100%;margin:8px 0 0;font-size:12px;white-space:normal}
  .footer-info{display:flex;flex-direction:column;gap:16px;border-left:0;border-top:1px solid #9ab7d2;padding-left:0;margin-top:18px;padding-top:16px}
  .footer-label{display:block;font-size:11px;font-weight:700;letter-spacing:.18em;color:#4a7aab;margin-bottom:6px}
  .footer-links{display:flex;flex-wrap:wrap;align-items:center;gap:12px 28px}
  .footer-links a{display:inline-flex;align-items:center;gap:8px;color:#0c4d91;font-weight:600;text-decoration:none}
  .footer-address{font-size:14px;line-height:1.7;color:#0c4d91}
}

/* ===== Footer v2: two-row compact layout (overrides all legacy footer rules) ===== */
.reference-footer{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:8px;min-height:76px;padding:13px max(44px,calc((100vw - 1190px)/2))}
.reference-footer .footer-motto{margin:0;text-align:center;font-size:15px;font-weight:600;letter-spacing:.05em;color:#0c4d91}
.reference-footer .footer-dot{color:#2181b5;font-weight:700;margin:0 16px}
.reference-footer .footer-line{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:8px 56px;font-size:13px;line-height:1.5;color:#0c4d91}
.reference-footer .footer-line a{display:inline-flex;align-items:center;gap:8px;color:#0c4d91;font-weight:600;text-decoration:none}
.reference-footer .footer-line a:hover{color:#0b6798}
.reference-footer .footer-icon{font-size:14px;color:#0b6798}
.reference-footer .footer-addr{white-space:nowrap}
@media(max-width:900px){.reference-footer .footer-line{gap:6px 28px}.reference-footer .footer-addr{white-space:normal;text-align:center}}

/* ===== Header v2: full-bleed uniform background (fix gray squares at edges) ===== */
body{padding:0}
.brand-header{width:100%;max-width:none;min-height:88px;padding:14px max(44px,calc((100vw - 1280px)/2));background:#fff}
@media(max-width:760px){body{padding:0}.brand-header{padding:18px 20px}}

/* Footer v2.1: blue vertical separators between contact items */
.reference-footer .footer-sep{color:#2181b5;font-weight:400;font-size:15px;user-select:none}
.reference-footer .footer-line{gap:8px 26px}

/* Hero issue badge: bottom-right corner */
.hero-issue{position:absolute;right:max(44px,calc((100vw - 1190px)/2));bottom:16px;margin:0;font-size:13px;letter-spacing:.08em;color:#2a6aa8}
@media(max-width:760px){.hero-issue{right:20px;bottom:10px;font-size:11px}}

/* ===== Header brand v2: icon on top, English wordmark below (Chinese removed) ===== */
.brand-lockup{flex-direction:column;gap:5px;align-items:center}
.brand-lockup .brand-name{display:block;font-size:15px;font-weight:700;letter-spacing:.14em;color:#0a3f7b;line-height:1;text-align:center}

/* ===== Floating Home button: fixed bottom-right on detail pages ===== */
.fab-home{position:fixed;right:26px;bottom:26px;z-index:999;width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;background:linear-gradient(135deg,#0d4f86,#062646);box-shadow:0 6px 18px rgba(6,38,70,.35);transition:transform .18s ease,box-shadow .18s ease}
.fab-home:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 10px 24px rgba(6,38,70,.45)}
@media(max-width:760px){.fab-home{right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));width:44px;height:44px}}

/* ===== Mobile layout fixes ===== */
/* Hero banners: inline height:410px defeated the <=760px rule; restore a compact mobile height */
@media(max-width:760px){.product-profile-hero{height:260px!important}}
/* Search input: 16px prevents iOS Safari auto-zoom on focus */
@media(max-width:760px){.reference-search input{font-size:16px}}
/* Footer: narrower side padding and a tighter motto on small phones */
@media(max-width:560px){
  .reference-footer{padding-left:20px;padding-right:20px}
  .reference-footer .footer-motto{font-size:12.5px}
  .reference-footer .footer-dot{margin:0 6px}
}

/* ===== Product video module: sits directly below the photo gallery =====
   与照片区风格保持一致：同样的分栏网格 + 同样的标题/图注样式。
   换正式视频只需改 HTML 里 <source src> 与 poster，无需动这里的样式。 */
.product-video{margin-top:30px;padding-top:24px;border-top:1px solid #d7e6f3}
.product-video .video-figure{margin:0;min-width:0;grid-column:1/-1}
.product-video-player{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;background:#062646;border:1px solid #d7e6f3;border-radius:10px;box-shadow:0 4px 16px rgba(7,84,154,.10)}
.product-video .video-figure figcaption{display:flex;align-items:center;gap:8px;font-size:13px;color:#446d9b;padding-top:9px}
.product-video .video-figure figcaption:before{content:"\25B6";color:#2181b5;font-size:10px;line-height:1}
@media(max-width:560px){.product-video-player{border-radius:8px}.product-video .video-figure figcaption{font-size:12px}}

/* ===== Detail-page hero height on desktop =====
   原来每页都写着内联 height:410px（内联会压过媒体查询，容易踩坑），
   改成统一样式；手机端(<=760px)的高度仍由下方 !important 规则接管。 */
.product-profile-hero{height:410px}