:root{--ink:#111820;--blue:#176de5;--muted:#5d6672;--line:#dce3ec;--nav:80px;--content:1248px;--narrow:1140px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;font-weight:600;background:#fff;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button,a{-webkit-tap-highlight-color:rgba(23,109,229,.15);touch-action:manipulation}
::selection{background:#dceaff;color:#102c52}
input,textarea{caret-color:var(--blue)}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
.skip-link{position:fixed;z-index:1100;top:8px;left:16px;padding:10px 18px;background:#fff;color:var(--ink);transform:translateY(-150%);border:2px solid var(--blue)}
.skip-link:focus{transform:none}
main[id],.product-series-row[id],.resource-series[id],tr[data-resource-product]{scroll-margin-top:calc(var(--nav) + 24px)}
.resource-table .product-inquiry-link{display:inline-flex;align-items:center;justify-content:center;min-height:44px;margin-top:8px;padding:6px 4px;color:#1760bd;font-size:14px;line-height:1.5;text-decoration:underline;text-underline-offset:3px}
.resource-table .product-inquiry-link:hover{color:#0b438b}
.page-contact .form-panel .contact-purpose{margin:0 0 28px;color:var(--muted);font-size:15px;font-weight:400;line-height:1.75}
.page-contact .form-panel:has(.contact-purpose) h2{margin-bottom:20px}
.container,.page-shell,.home-shell{width:min(var(--content),calc(100% - 48px));margin-inline:auto}
[data-header]{height:var(--nav)}
.site-header{position:fixed;inset:0 0 auto;z-index:1000;height:var(--nav);display:flex;align-items:center;padding:0 max(32px,calc((100vw - 1360px)/2));gap:28px;background:#fff;color:var(--ink);box-shadow:0 1px 0 rgba(17,24,32,.08)}
.brand{display:flex;flex:0 0 170px;width:170px;height:50px;align-items:center;margin-right:0;overflow:hidden}
.brand img{width:170px;height:35px;object-fit:contain;object-position:left center}
.nav{position:static;flex:1 1 auto;display:flex;align-items:center;justify-content:center;gap:clamp(16px,1.9vw,28px);white-space:nowrap;font-size:15px;font-weight:600}
.nav a{height:var(--nav);display:flex;align-items:center;position:relative}
a.nav-pending{cursor:default;pointer-events:none}
.nav a.nav-pending::after{display:none}
.nav a::after{content:"";position:absolute;left:15%;right:15%;bottom:17px;height:2px;background:var(--blue);transform:scaleX(0);transition:transform .2s}
.nav a:hover::after,.nav a:focus-visible::after,.nav a.active::after{transform:scaleX(1)}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:20px;font-size:15px;font-weight:600}
.language{color:#647083;white-space:nowrap}.language a{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;color:inherit}.language a:hover{color:var(--blue)}
.contact-link{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 18px;border-radius:6px;background:#1760bd;color:#fff;font-size:15px;white-space:nowrap;transition:background .2s}
.contact-link:hover,.contact-link[aria-current="page"]{background:#0b438b}
.nav .nav-contact{display:none}
.menu-btn{display:none;margin-left:auto;border:0;background:none;font-size:26px;color:var(--ink);cursor:pointer}
.hero{height:720px;background-size:cover;background-position:center;position:relative;display:flex;align-items:center}
.hero-content{width:min(var(--narrow),calc(100% - 48px));margin:auto;position:relative;z-index:2}
.hero h1{font-size:56px;line-height:1.15;margin:0 0 28px;letter-spacing:.08em}
.hero p{font-size:19px;line-height:1.9;margin:0;letter-spacing:.12em}
.hero.light{color:#fff}
.hero.center{text-align:center}
.outline-btn,.pill-btn,.design-cta a{display:inline-flex;align-items:center;justify-content:center;border:1px solid currentColor;border-radius:999px;padding:11px 34px;transition:background .2s,color .2s,transform .2s}
.outline-btn::after,.pill-btn::after,.more-link::after{content:"";width:8px;height:8px;margin-left:14px;border-top:1.5px solid currentColor;border-right:1.5px solid currentColor;transform:rotate(45deg)}
.outline-btn,.pill-btn{margin-top:38px}
.outline-btn:hover,.pill-btn:hover{transform:translateY(-2px)}
.page-section{padding:92px 0}
.page-section h2{font-size:40px;line-height:1.3;margin:0 0 26px}
.lead,.intro{font-size:16px;line-height:2;color:var(--muted)}
.design-cta{height:249px;color:#fff;background:#07215d url("../assets/home/cta-opt.webp") center 66%/cover no-repeat;display:flex;align-items:center}
main .design-cta .page-shell{width:min(1248px,calc(100% - 48px));display:flex;align-items:center;justify-content:space-between}
.design-cta h2{font-size:26px;font-weight:500;line-height:1.4;letter-spacing:.06em;margin:0}
.design-cta a{width:178px;height:48px;padding:0;border-color:#ffffffc7;font-size:15px;letter-spacing:.08em}
.site-footer{padding:0;background:#111f33;color:#c0cad8;font-size:14px;font-weight:400}
.footer-shell{width:min(1248px,calc(100% - 48px));margin:auto;padding:48px 0 0}
.footer-inner{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr) minmax(0,.9fr);gap:32px 48px;padding-bottom:28px}
.footer-heading{display:flex;gap:8px;align-items:center;color:#f7f9fc;font-size:15px}
.footer-heading svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.6}
.footer-column p{line-height:2;margin:14px 0 0}
.footer-column a{text-decoration:underline;text-decoration-color:#71839b;text-underline-offset:4px}
.site-footer a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.site-footer :focus-visible{outline-color:#a9ceff}
.footer-brand{text-align:right;justify-self:end;width:100%;max-width:260px}
.footer-brand img{width:235px;height:84px;margin:0 0 8px auto;object-fit:contain;object-position:right center}
.footer-brand p{color:#eef2f7;font-size:13px;line-height:1.65;margin:0}
.footer-brand p span{letter-spacing:.08em}
.footer-nav{grid-column:1/3;display:flex;flex-wrap:wrap;align-items:center;gap:4px 24px}
.footer-nav a{display:inline-flex;align-items:center;min-height:44px}

.footer-social{display:flex;justify-content:flex-end;align-items:end;gap:11px;color:#fff}
.footer-social a,.footer-phone{min-height:44px;display:inline-flex;align-items:center;justify-content:center}
.footer-social svg{width:17px;height:17px;stroke:currentColor;fill:currentColor;stroke-width:1.25}
.footer-social .social-cutout{fill:#152237;stroke:none}
.footer-phone{gap:7px;margin-left:1px;color:#fff}
.footer-phone svg{width:15px;height:15px}
.footer-bottom{min-height:64px;border-top:1px solid #6c78894d;padding:10px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:12px}
.footer-bottom .language{color:#c0cad8}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:none}
body>div[data-header]+main{margin-top:0}
.visual-test *{scroll-behavior:auto!important;caret-color:transparent!important;transition-duration:0s!important;animation-play-state:paused!important}
@media(max-width:1120px){.nav{gap:22px}.brand{margin-right:30px}.site-header{padding-inline:24px}}
@media(max-width:1120px){
 .footer-inner{grid-template-columns:1fr 1fr 240px;column-gap:28px}
 .footer-nav a+a::before{margin-inline:9px}
}
@media(max-width:900px){
 :root{--nav:64px}
 body>div[data-header]+main{margin-top:0}
 .site-header{height:64px;padding:0 20px;gap:12px}.brand{flex:0 1 145px;min-width:110px;width:145px;height:42px;margin-right:0}.brand img{width:145px;height:35px}
 .header-tools{display:flex;margin-left:auto;gap:12px}.header-tools .contact-link{display:none}.nav{display:none;left:0;transform:none}.nav.open{display:flex;position:absolute;top:64px;left:0;right:0;z-index:2;transform:none;color:#111820;background:#fff;flex-direction:column;gap:0;padding:8px 0;align-items:stretch;box-shadow:0 12px 30px #10223a1f}.nav.open a{height:auto;padding:14px 24px;color:#111820;border-bottom:1px solid #e6edf5}.nav.open a:last-child{border-bottom:0}.nav.open a.active{color:#176de5}.nav a::after{display:none}.nav.open .nav-contact{display:flex}.menu-btn{display:block;margin-left:0}
 .hero{height:520px}.hero h1{font-size:38px}.hero p{font-size:16px}.page-section{padding:62px 0}.page-section h2{font-size:30px}
 .design-cta{height:280px}main .design-cta .page-shell{align-items:flex-start;flex-direction:column;justify-content:center;gap:28px}.design-cta h2{font-size:25px}.design-cta a{width:168px;height:46px}
 .site-footer{height:auto}.footer-shell{width:calc(100% - 48px);padding:44px 0 20px}.footer-inner{height:auto;grid-template-columns:1fr;grid-template-rows:auto;gap:25px}.footer-nav{grid-column:auto;gap:4px 24px}.footer-nav a+a::before{margin-inline:10px}.footer-brand{order:-1;justify-self:start;width:auto;text-align:left}.footer-brand img{width:200px;margin-left:0;object-position:left center}.footer-social{justify-content:flex-start;align-items:center;flex-wrap:wrap}.footer-bottom{flex-wrap:wrap;gap:4px 20px;margin-top:24px}
 .footer-column a{display:inline-flex;align-items:center;min-height:44px}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.reveal{transition:none}}

/* The full navigation needs room for its logo and language controls. */
@media(min-width:901px) and (max-width:1280px){
 .site-header{padding-inline:24px}.brand{flex-basis:145px;width:145px;margin-right:0}.brand img{width:145px}
 .header-tools{margin-left:auto;gap:12px}.header-tools .contact-link{display:none}
 .nav{display:none;left:0;transform:none}.nav.open{display:flex;position:absolute;top:var(--nav);left:0;right:0;transform:none;flex-direction:column;align-items:stretch;gap:0;padding:8px 0;max-height:calc(100dvh - var(--nav));overflow-y:auto;background:#fff;color:var(--ink);box-shadow:0 12px 30px #10223a1f}
 .nav.open a{height:auto;min-height:44px;padding:12px 24px;border-bottom:1px solid var(--line)}.nav.open a.active{color:#1760bd}.nav a::after{display:none}.nav.open .nav-contact{display:flex}
 .menu-btn{display:block;margin-left:0}
}
.site-header .menu-btn{flex:0 0 44px;width:44px;height:44px;padding:10px;border-radius:4px}
.menu-btn svg{display:block;width:24px;height:24px}
.menu-icon-close,.menu-btn[aria-expanded="true"] .menu-icon-open{display:none}
.menu-btn[aria-expanded="true"] .menu-icon-close{display:block}
.menu-btn:hover,.menu-btn[aria-expanded="true"]{background:#edf3fb}
.nav.open{overscroll-behavior:contain}
@media(max-width:900px){.nav.open{max-height:calc(100dvh - var(--nav));overflow-y:auto}}

/* Product actions remain adjacent to the hero without covering product imagery. */
.product-hero-actions{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:12px;padding:16px 24px;background:#f7faff;color:var(--ink);border-bottom:1px solid var(--line)}
.product-hero-actions a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 20px;border:1px solid #93abc8;border-radius:6px;font-size:15px;line-height:1.5;font-weight:600}
.product-hero-actions a:hover{background:#e5eefb}.product-hero-actions .product-consultation{background:#1760bd;border-color:#1760bd;color:#fff}.product-hero-actions .product-consultation:hover{background:#0b438b}
.product-spec-scroll{scroll-margin-top:calc(var(--nav) + 24px);overscroll-behavior-inline:contain;scrollbar-color:#506892 #e7edf5}
main .spec-scroll-hint{margin:0;padding:12px 16px;color:#253b59;background:#e9f0f9;font-size:14px;font-weight:500;line-height:1.5;text-align:left;letter-spacing:0}
@media(max-width:900px){
 .product-hero-actions{gap:8px;padding:14px 16px}.product-hero-actions a{padding:9px 12px;font-size:14px}
 main .product-spec-scroll[id] table tr>*:first-child{position:sticky;left:0;z-index:1;width:145px;background:#fff;box-shadow:1px 0 0 #bac4d1}
 main .product-spec-scroll[id] table thead tr>*:first-child{z-index:2;background:#506892;color:#fff}
 .product-spec-scroll[id] table .spec-label-column{width:145px}
}