/* Preserve the original homepage geometry; changes are scoped to this page. */
/* Latin letters and numbers use common sans-serif fonts; Chinese retains Songti. */
.home-page{--page:1200px;--brand-navy:#00174a;--brand-teal:#008c8a;--brand-teal-text:#007b79;--brand-on-dark:#72c9c3;--gold:var(--brand-teal);--ink:var(--brand-navy);--navy:var(--brand-navy);--muted:#63758c;font-family:Arial,Helvetica,SimSun,"宋体","Songti SC",STSong,"Noto Serif CJK SC",serif;font-size:16px;line-height:1.42857143}
.home-page :focus-visible{outline-color:var(--brand-teal)}
.home-page .wrap{width:1200px;max-width:calc(100% - 40px)}
.home-page .site-header{border:0}
.home-page .header-inner{height:60px;gap:0}
.home-page .brand img{width:155px;height:30px}
.home-page .desktop-nav{gap:0}
.home-page .nav-item{gap:0;margin-left:34px}
.home-page .nav-item>a{font-size:16px}
.home-page .nav-item>a:after{content:none}
.home-page .nav-item>a[aria-current],.home-page .nav-item:hover>a{color:var(--brand-navy)}
.home-page .nav-dropdown a{font-size:16px}
.home-page .nav-dropdown{border-top-color:var(--brand-teal);box-shadow:0 12px 32px #00174a14}
.home-page .nav-dropdown a:hover,.home-page .nav-dropdown a:focus-visible{background:#eef7f6;color:var(--brand-navy)}
.home-page .nav-toggle{padding:10px 0 10px 5px}
.home-page .nav-toggle:hover{color:var(--brand-teal-text)}
.home-page .header-phone{display:none;font-weight:400}
.home-page .hero{height:600px;max-height:none;aspect-ratio:auto;background:var(--brand-navy)}
.home-page .hero-slide:first-child{background:linear-gradient(125deg,#00214e,#00174a 65%,#001c48)}
.home-page .hero-slide:first-child>.hero-image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;transform:none;mask-image:none}
.home-page .hero-controls{left:0;right:0;bottom:18px;justify-content:center}
.home-page .slide-indicators{gap:8px}
.home-page .slide-indicators button{font-size:0;gap:0;padding:12px 0}
.home-page .slide-indicators span{width:8px;height:8px;border-radius:8px;background:#ffffff66}
.home-page .slide-indicators .is-active span{width:36px;background:var(--brand-on-dark)}
.home-page .slide-arrows{position:absolute;right:30px;opacity:0;transition:opacity .2s}
.home-page .slide-arrows button{background:#00174a55;border-color:#ffffff40;color:#fff}
.home-page .slide-arrows button:hover,.home-page .slide-arrows button:focus-visible{background:var(--brand-teal);border-color:#72c9c380}
.home-page .hero:hover .slide-arrows,.home-page .hero:focus-within .slide-arrows{opacity:1}
.home-page .home-overview{grid-template-columns:30.82% 36.488% 26.25%;justify-content:space-between;gap:0;padding:52px 0 20px}
.home-page .home-overview h2{font-size:24px;font-weight:550;line-height:1.1;letter-spacing:0}
.home-page .intro-column h2 br{display:none}
.home-page .intro-column h2 span{font-size:24px;font-weight:400;letter-spacing:0;margin:0;color:inherit}
.home-page .intro-column p{font-size:16px;line-height:32px;margin-top:32px;color:#596774;text-align:justify}
.home-page .intro-column>.text-link,.home-page .section-heading>.icon-link{display:none}
.home-page .section-heading{margin-bottom:32px}
.home-page .home-products{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px 4.4%;padding:0}
.home-page .home-products a{height:38px;min-height:38px;font-size:16px;background:#f7f9fa;border-color:#edf1f4;border-radius:4px;color:#405363}
.home-page .home-products svg{display:none}
.home-page .home-products a:hover span{transform:none}
.home-page .presence-column{display:block;grid-column:auto;border:0;padding:0;margin:0}
.home-page .presence-column>h2{margin-bottom:10px}
.home-page .presence-map{padding-top:48px;min-height:271px}
.home-page .presence-map>img{top:0;right:0;width:315px;max-width:100%;height:271px;object-fit:contain;opacity:.8}
.home-page .presence-map p{font-size:16px;line-height:28px;margin:0}
.home-page .presence-map strong{font-size:16px;font-weight:400}
.home-page .presence-map .circle-link{position:relative;left:auto;top:auto;margin-top:30px;width:33px;height:33px;background:#163e5e;border:0;color:#fff}
.home-page .presence-map .circle-link:hover{background:var(--brand-teal)}
.home-page .presence-map:after{content:"";position:absolute;right:45px;bottom:80px;width:30px;height:30px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath d='M15 27S5 17 5 11a10 10 0 0 1 20 0c0 6-10 16-10 16Z' fill='none' stroke='%23a0b3c4' stroke-width='1.3'/%3E%3Ccircle cx='15' cy='11' r='4' fill='none' stroke='%23a0b3c4' stroke-width='1.3'/%3E%3C/svg%3E") center/22px no-repeat;pointer-events:none}
.home-page .presence-map:before{content:"";position:absolute;right:-11px;bottom:24px;width:142px;height:142px;border:1px solid #eaf0f4;border-radius:50%;box-shadow:inset 0 0 0 32px #ffffff55;pointer-events:none}
/* Match the logo: navy #00174A with its teal #008C8A accent. */
.home-page .home-overview{--brand-navy:#00174a;--brand-teal:#008c8a;--brand-teal-text:#007b79}
.home-page .home-overview h2{position:relative;color:var(--brand-navy)}
.home-page .home-overview h2:after{content:"";position:absolute;left:0;bottom:-14px;width:24px;height:2px;background:var(--brand-teal)}
.home-page .intro-column h2 span{color:var(--brand-navy)}
.home-page .intro-column p{color:#5c697d}
.home-page .intro-emphasis{color:#17385b}
.home-page .home-products a{color:var(--brand-navy);background:#f4f7fb;border-color:#dce5ef;border-radius:4px;box-shadow:none;transition:background .18s,color .18s,border-color .18s,box-shadow .18s}
.home-page .home-products a:hover,.home-page .home-products a:focus-visible{color:var(--brand-navy);background:#eef5f8;border-color:#bccfda;box-shadow:0 2px 7px #00174a0a}
.home-page .home-overview :focus-visible{outline-color:var(--brand-teal)}
.home-page .presence-map>img{opacity:.92}
.home-page .presence-map p{color:#344b68}
.home-page .presence-label{color:#768397}
.home-page .presence-map strong{color:var(--brand-navy);font-weight:500}
.home-page .presence-map .presence-years{color:var(--brand-teal-text);font-weight:550}
.home-page .presence-years .presence-number{font-weight:400}
.home-page .presence-map .circle-link{background:var(--brand-navy);box-shadow:none;transition:background .18s,box-shadow .18s}
.home-page .presence-map .circle-link:hover{background:var(--brand-teal);box-shadow:0 0 0 4px #008c8a12}
.home-page .presence-map:before{border-color:#008c8a18;background:radial-gradient(circle,transparent 37px,#008c8a20 38px,transparent 39px),radial-gradient(circle,#008c8a07,transparent 65%);box-shadow:none}
.home-page .presence-map:after{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath d='M15 27S5 17 5 11a10 10 0 0 1 20 0c0 6-10 16-10 16Z' fill='%23fff' stroke='%23008c8a' stroke-width='1.5'/%3E%3Ccircle cx='15' cy='11' r='4' fill='%23008c8a'/%3E%3C/svg%3E")}
.home-footer{background:var(--brand-navy);color:#b8c6d8;min-height:60px;font-size:15px}
.home-footer-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:60px;padding:13px 0}
.home-footer p{line-height:28px;margin:0}
.home-footer a:hover,.home-footer button:hover{color:var(--brand-on-dark)}
.home-footer-links{display:flex;align-items:center;gap:20px;white-space:nowrap;line-height:26px}
.home-contact-icons{display:flex;align-items:center;gap:10px}
.home-contact-icons button{padding:0;width:26px;height:26px;display:flex;align-items:center;justify-content:center;color:#d0dce8}
@media(min-width:992px) and (max-width:1209px){.home-page .wrap{width:970px}.home-page .nav-item{margin-left:27px}}
@media(min-width:769px) and (max-width:991px){.home-page .wrap{width:750px}.home-page .nav-item{margin-left:20px}.home-page .nav-item>a{font-size:16px}.home-page .home-overview h2,.home-page .intro-column h2 span{font-size:20px}.home-page .home-products a{font-size:16px}.home-footer{font-size:15px}}
@media(max-width:768px){
 .home-page .wrap{width:auto;max-width:none;margin-inline:10px}
 .home-page .header-inner{height:60px;justify-content:space-between}
 .home-page .desktop-nav{display:none}
 .home-page .menu-toggle{display:flex;flex-direction:column;justify-content:center;gap:6px;width:32px;height:44px;padding:0}
 .home-page .menu-toggle span{width:23px;height:1.5px;background:var(--ink)}
 .home-page .mobile-nav{display:block;position:absolute;top:100%;left:0;right:0;background:#fff;padding:10px 20px 24px;max-height:calc(100dvh - 60px);overflow:auto;border-bottom:1px solid var(--line);box-shadow:0 20px 30px #0c2c4015}
 .home-page .mobile-group{border-bottom:1px solid var(--line);padding-block:14px;display:flex;flex-wrap:wrap;gap:10px 20px}
 .home-page .mobile-group>a:first-child{width:100%;font-weight:600}
 .home-page .mobile-sub{font-size:16px;color:var(--muted)}
 .home-page .mobile-group>a[aria-current],.home-page .mobile-group>a:hover{color:var(--brand-navy)}
 .home-page .hero{height:160px}
 .home-page .hero-slide:first-child>.hero-image{display:block}
 .home-page .hero-image{object-position:center}
 .home-page .mobile-brand-hero,.home-page .mobile-mountain-copy,.home-page .hero-slide:nth-child(2):after{display:none}
 .home-page .hero-controls{bottom:0}
 .home-page .slide-indicators{gap:7px}
 .home-page .slide-indicators button{padding:10px 0}
 .home-page .slide-indicators span{height:6px;width:6px}
 .home-page .slide-indicators .is-active span{width:20px}
 .home-page .slide-arrows{right:10px;bottom:2px}
 .home-page .slide-arrows button{width:24px;height:24px}
 .home-page .home-overview{display:block;padding:40px 0 20px}
 .home-page .home-overview h2,.home-page .intro-column h2 span{font-size:20px;line-height:22px}
 .home-page .intro-column{margin-bottom:30px}
 .home-page .intro-column p{margin-top:20px}
 .home-page .products-column{margin:0;padding:0;border:0}
 .home-page .section-heading{margin-bottom:20px}
 .home-page .home-products{padding-top:10px;gap:8px 4.4%}
 .home-page .presence-column{margin-top:38px}
 .home-page .presence-column>h2{margin-bottom:20px}
 .home-page .presence-map>div{max-width:none}
 .home-page .presence-map>img{right:0;width:331px}
 .home-page .presence-map:after{right:80px}
 .home-page .presence-map:before{right:24px}
 .home-footer-inner{display:block;text-align:center;padding:15px 0 10px}
 .home-footer-links{justify-content:center;margin-top:2px}
}
@media(max-width:380px){
 .home-page .intro-column p{font-size:16px;line-height:28px}
 .home-page .home-products{gap:5px 2%}
 .home-page .home-products a,.home-page .presence-map p,.home-page .presence-map strong{font-size:16px}
 .home-page .presence-column{margin-top:35px}
 .home-page .presence-map:after{right:60px}
 .home-page .presence-map:before{right:4px}
}
@media(max-width:360px){.home-page .home-products{grid-template-columns:repeat(3,minmax(0,1fr))}}

/* Preserve the original first banner composition on a proportional artboard. */
.home-page .brand-cloud{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:min(100%,1920px);aspect-ratio:3.2;container-type:inline-size;color:#e5edf7}
.home-page .brand-cloud>*{position:absolute;transform:translate(-50%,-50%);margin:0;font-size:calc(var(--original-size) * 1cqw / 25.6);line-height:1;white-space:nowrap}
.home-page .client-name{font-weight:400;color:#b2c9e1}
.home-page .client-name[style$=":36"],.home-page .client-name[style$=":40"]{color:#cbdced}
.home-page .client-name[style$=":42"],.home-page .client-name[style$=":44"],.home-page .client-name[style$=":46"],.home-page .client-name[style$=":48"]{color:#e5edf7}
.home-page .brand-wordmark{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;font-weight:400;letter-spacing:0;color:#fff}
.home-page .brand-tagline{color:#56d6cd}
.home-page .reliable-copy{position:absolute;left:max(24px,24%);top:50%;transform:translateY(-50%);color:#fff;text-shadow:0 1px 10px #00174a30}
.home-page .reliable-copy>span,.home-page .opc-eyebrow{display:block;color:#5ddad2;font-size:clamp(22px,2vw,38px);font-weight:400;line-height:1.42857143;letter-spacing:.06em;margin-bottom:10px}
.home-page .reliable-copy h2,.home-page .opc-copy h1{font-size:clamp(40px,4vw,76px);line-height:1.3;font-weight:400}
.home-page .reliable-heading,.home-page .opc-copy p{font-size:clamp(26px,2.7vw,48px);line-height:1.5}
.home-page .reliable-description{font-size:16px;line-height:1.7;margin-top:10px;color:#dce6f2}

/* PC AI / OPC banner shares the brand palette, with its own visual subject. */
.home-page .opc-mobile-image,.home-page .hero-slide:first-child>.brand-cloud{display:none}
.home-page .opc-copy{position:absolute;left:max(24px,24%);top:50%;transform:translateY(-50%);max-width:70%;padding-bottom:37.2px;color:#fff;text-shadow:0 1px 10px #00174a30}
.home-page .opc-copy:before{display:none}
.home-page .opc-copy h1{letter-spacing:0;white-space:nowrap}
.home-page .opc-main-title{display:block;color:#fff}
.home-page .opc-copy p{margin-top:0;white-space:nowrap;color:#fff}
@media(min-width:769px) and (max-width:1199px){
 .home-page .hero-slide:first-child{background:#021329}
 .home-page .hero-slide:first-child>.opc-pc-image{inset:auto;left:0;top:50%;width:100%;height:auto;max-height:100%;transform:translateY(-50%);object-fit:contain;mask-image:linear-gradient(180deg,transparent,#000 12%,#000 88%,transparent)}
}
@media(max-width:768px){
 .home-page .opc-copy,.home-page .hero-slide:first-child>.opc-pc-image{display:none}
 .home-page .hero-slide:first-child>.brand-cloud{display:block}
 .home-page .hero-slide:first-child>.opc-mobile-image{display:block;inset:auto;left:0;top:50%;width:100%;height:auto;max-height:100%;transform:translateY(-50%);object-fit:contain;mask-image:linear-gradient(180deg,transparent,#000 17%,#000 86%,transparent)}
}

/* Original footer PNGs and local hover disclosures; no modal overlay. */
.home-contact-icons{gap:0}
.home-contact-item{position:relative;margin-inline:5px}
.home-contact-icons .home-contact-trigger{position:relative;display:block;width:32px;height:32px;padding:0}
.home-contact-trigger img{width:32px;height:32px}
.home-contact-trigger .contact-icon-active{position:absolute;inset:0;opacity:0}
.home-contact-item.is-open .contact-icon-default{opacity:0}
.home-contact-item.is-open .contact-icon-active{opacity:1}
.home-contact-panel{position:absolute;z-index:40;bottom:100%;right:-20px;margin-bottom:20px;padding:15px 10px;background:#fff;border-radius:5px;box-shadow:0 10px 16px #00000047;color:#555;font-size:15px;line-height:1.8;text-align:center;white-space:nowrap;animation:home-contact-reveal .3s ease}
.home-contact-panel:before{content:"";position:absolute;top:100%;left:0;right:0;height:21px}
.home-contact-panel:after{content:"";position:absolute;top:100%;right:26px;border:10px solid transparent;border-top-color:#fff}
.home-contact-panel a{display:block}
.home-contact-panel a:hover{color:var(--brand-teal-text)}
.home-contact-qr{display:flex;gap:15px}
.home-contact-qr img{width:100px;height:100px;object-fit:contain}
.home-contact-qr figcaption{margin-top:4px}
.home-contact-qq{width:220px;text-align:left}
.home-contact-call{width:260px;right:-5px}
.home-contact-call:after{right:11px}
@keyframes home-contact-reveal{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:768px){
 .home-page .reliable-copy{left:8%;right:16px}
 .home-page .reliable-copy>span{font-size:16px;line-height:1;margin-bottom:5px}
 .home-page .reliable-copy h2{font-size:26px;line-height:1.15}
 .home-page .reliable-heading{font-size:20px;line-height:1.35}
 .home-page .reliable-description{font-size:16px;line-height:1.35;margin-top:5px;max-width:290px}
 .home-contact-icons .home-contact-trigger,.home-contact-trigger img{width:26px;height:26px}
 .home-contact-panel{right:-32px}
 .home-contact-panel:after{right:35px}
 .home-contact-call{right:-12px}
 .home-contact-call:after{right:15px}
}
@media(prefers-reduced-motion:reduce){.home-contact-panel{animation:none}}

.home-page .nav-toggle,.home-page .nav-dropdown,.home-page .slide-arrows{display:none!important}

/* Refine the original three-column company, product and regional overview. */
.home-page .home-overview{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,1.3fr) minmax(0,.86fr);gap:36px;padding:52px 0 42px;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}
.home-page .home-overview h2{font-size:1.5rem;font-weight:600;line-height:1.5;letter-spacing:0;color:var(--brand-navy)}
.home-page .home-overview h2:after{display:none}
.home-page .intro-column p{font-size:1rem;line-height:2;margin-top:30px;color:#5e6874;text-align:justify}
.home-page .section-heading{margin:0 0 30px}
.home-page .home-products{grid-template-columns:repeat(4,minmax(0,1fr));gap:9px 12px;padding:0}
.home-page .home-products a{height:auto;min-height:40px;padding:7px 2px;font-size:1rem;line-height:1.5;font-weight:400;color:#304967;background:#f5f7fa;border:1px solid #edf1f5;border-radius:4px;box-shadow:none;transition:background .18s,border-color .18s,color .18s}
.home-page .home-products a:hover,.home-page .home-products a:focus-visible{background:#edf5f5;border-color:#a8cecc;color:#007b79;box-shadow:none}
.home-page .presence-column{display:block;grid-column:auto;margin:0;padding:0;border:0;min-width:0}
.home-page .presence-column>h2{margin:0}
.home-page .presence-map{position:relative;min-height:271px;padding-top:54px;isolation:isolate}
.home-page .presence-map>img{top:0;right:0;width:100%;max-width:319px;height:271px;object-fit:contain;opacity:1;z-index:-1}
.home-page .presence-map>div{max-width:none;position:relative;z-index:1}
.home-page .presence-map p{margin:0;font-size:1rem;line-height:1.8;color:#344b68}
.home-page .presence-map .circle-link{position:relative;left:auto;top:auto;margin-top:28px;width:36px;height:36px;border:0;background:var(--brand-navy);color:white;box-shadow:none}
.home-page .presence-map .circle-link:hover{background:var(--brand-teal);box-shadow:none}
.home-page .presence-map:before{display:none}
.home-page .presence-map:after{right:14%;bottom:68px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath d='M15 27S5 17 5 11a10 10 0 0 1 20 0c0 6-10 16-10 16Z' fill='white' stroke='%23879caf' stroke-width='1.5'/%3E%3Ccircle cx='15' cy='11' r='4' fill='none' stroke='%23879caf' stroke-width='1.5'/%3E%3C/svg%3E")}
@media(min-width:992px) and (max-width:1209px){
 .home-page .home-overview{gap:28px;grid-template-columns:minmax(0,1.08fr) minmax(0,1.38fr) minmax(0,.84fr)}
 .home-page .home-overview h2{font-size:1.25rem}
 .home-page .home-products{gap:8px}
}
@media(min-width:769px) and (max-width:991px){
 .home-page .home-overview{grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:34px;padding-block:42px 32px}
 .home-page .home-overview h2{font-size:1.25rem}
 .home-page .presence-column{grid-column:1/-1;display:grid;grid-template-columns:1fr 1.15fr;gap:34px;padding-top:26px;border-top:1px solid #edf1f5}
 .home-page .presence-map{min-height:235px;padding-top:16px}
 .home-page .presence-map>img{height:235px}
 .home-page .presence-map:after{bottom:58px}
 .home-page .home-products{gap:8px}
}
@media(max-width:768px){
 .home-page .home-overview{display:grid;grid-template-columns:1fr;gap:34px;margin-inline:20px;width:auto;max-width:none;padding:34px 0 28px}
 .home-page .home-overview h2{font-size:1.25rem;line-height:1.5}
 .home-page .intro-column{margin:0}
 .home-page .intro-column p{margin-top:18px;font-size:1rem;line-height:1.95}
 .home-page .products-column{margin:0;padding:0;border:0}
 .home-page .section-heading{margin:0 0 18px}
 .home-page .home-products{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
 .home-page .home-products a{min-height:44px;padding:8px 0;font-size:1rem}
 .home-page .presence-column{display:block;grid-column:auto;margin:0;padding:0;border:0}
 .home-page .presence-map{padding-top:35px;min-height:250px}
 .home-page .presence-map>img{width:280px;height:250px;right:0;top:0}
 .home-page .presence-map:after{right:14%;bottom:62px}
 .home-page .presence-map .circle-link{margin-top:24px;width:40px;height:40px}
}
@media(max-width:359px){.home-page .home-products{grid-template-columns:repeat(2,minmax(0,1fr))}}