/* OEM: introduction, collaboration choices and a separate project workflow. */
.oem-refined-opening{--oem-blue:#174bff;--oem-ink:#15263d;--oem-rule:#dce4ef;padding-top:44px;padding-bottom:0}
.oem-refined-opening .oem-opening-grid{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);align-items:center;gap:clamp(36px,5vw,84px)}
.oem-refined-opening .oem-opening-copy{min-width:0;padding:8px 0}
.oem-refined-opening .oem-opening-copy>h1{margin:0;font-size:clamp(44px,4.1vw,65px);font-weight:700;line-height:1.22;letter-spacing:-.055em;color:var(--oem-ink);text-wrap:balance;word-break:keep-all}
.oem-refined-opening .oem-opening-copy>h1>span{color:var(--oem-blue)}
.oem-refined-opening .oem-opening-lead{max-width:550px;margin:28px 0 0;font-size:17px;line-height:1.85;color:#5c6b80;word-break:keep-all;text-wrap:pretty}
.oem-refined-opening .oem-opening-actions{display:flex;align-items:center;gap:28px;flex-wrap:wrap;margin-top:30px}
.oem-refined-opening .oem-opening-contact{min-height:54px;padding:14px 25px;border-radius:8px;gap:24px;font-size:16px;font-weight:600;line-height:1.5;background:var(--oem-blue);color:white}
.oem-refined-opening .oem-opening-contact>svg{width:21px;height:21px}
.oem-refined-opening .oem-opening-scope{display:inline-flex;align-items:center;gap:18px;min-height:44px;padding:6px 0;border-bottom:1px solid var(--oem-blue);font-size:15px;font-weight:600;line-height:1.5}
.oem-refined-opening .oem-opening-scope>svg{width:21px;height:21px;transition:transform .25s ease}
.oem-refined-opening .oem-opening-scope:hover>svg{transform:translateX(3px)}
.oem-refined-opening .oem-opening-fact{margin:32px 0 0;padding-top:20px;border-top:1px solid var(--oem-rule)}
.oem-refined-opening .oem-opening-fact>div{display:flex;align-items:baseline;gap:22px}
.oem-refined-opening .oem-opening-fact dt{flex:none;font-size:14px;font-weight:600;line-height:1.6}
.oem-refined-opening .oem-opening-fact dd{min-width:0;margin:0;padding-left:22px;border-left:1px solid #b6c3d4;font-size:15px;line-height:1.7;color:#5c6b80;word-break:keep-all;overflow-wrap:anywhere}
.oem-refined-opening .oem-opening-media{min-width:0}
.oem-refined-opening .oem-opening-film{position:relative;display:block;isolation:isolate;margin:0;min-height:0;aspect-ratio:1.35;overflow:hidden;border-radius:18px;background:#eaf0f5}
.oem-refined-opening .oem-opening-film>img,.oem-refined-opening .oem-opening-film>.scene-video{position:absolute;inset:0;display:block;width:100%;height:100%;object-fit:cover;object-position:center;border-radius:0}
.oem-refined-content .visual-oem-opening{padding-top:clamp(80px,8vw,128px);scroll-margin-top:calc(var(--header) + 18px)}
.oem-refined-content .oem-scope-heading{max-width:850px;margin-bottom:34px}
.oem-refined-content .oem-scope-heading>.visual-eyebrow{display:block;color:#174bff;font:600 12px/1.5 Manrope,Pretendard,sans-serif;letter-spacing:.12em;margin-bottom:18px}
.oem-refined-content .oem-scope-heading h2{font-size:clamp(32px,3.3vw,50px);line-height:1.3;font-weight:600;letter-spacing:-.045em;margin-bottom:20px}
.oem-refined-content .oem-scope-heading p{max-width:760px}
.oem-refined-content .visual-oem-tabs>[role=tablist]{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;border:0;margin-bottom:28px;overflow:visible}
.oem-refined-content .visual-oem-tabs [role=tab]{justify-content:center;text-align:center;padding:17px 16px;min-height:62px;border:1px solid #dce4ef;border-radius:8px;background:#f7f9fc;color:#5a6b83;font-size:16px;line-height:1.5;flex:none;min-width:0;overflow-wrap:anywhere}
.oem-refined-content .visual-oem-tabs [role=tab][aria-selected=true]{border-color:#174bff;background:#174bff;color:#fff}
.oem-refined-content .visual-oem-tabs [role=tabpanel]{grid-template-columns:1.2fr 1fr;gap:6%;align-items:center;background:#f6f8fb;border-radius:16px;padding:24px}
.oem-refined-content .visual-oem-tabs .visual-photo{aspect-ratio:1.55;border-radius:10px}
.oem-refined-content .visual-oem-scope{padding:14px 18px 14px 0}
.oem-refined-content .visual-oem-scope h3{font-size:clamp(26px,2.5vw,36px)!important;line-height:1.35}
.oem-refined-content .visual-oem-scope .editorial-link{margin-top:26px}
.oem-refined-content .visual-oem-workflow{padding-top:clamp(80px,8vw,128px)}
.oem-refined-content .visual-oem-workflow>.visual-photo-process{padding-top:42px;border-top:1px solid #dce4ef}
.oem-refined-content .visual-oem-workflow .visual-photo-process>h2{font-size:clamp(30px,3vw,44px);margin-bottom:36px!important}
.oem-refined-content .visual-oem-workflow .visual-photo-process li .visual-photo{aspect-ratio:1.65}
.oem-refined-content .visual-specification{padding-top:clamp(80px,8vw,128px)}
html[lang=en] .oem-refined-opening .oem-opening-copy>h1{font-size:clamp(42px,3.7vw,61px);letter-spacing:-.05em}
html[lang=zh-CN] .oem-refined-opening :is(h1,p){letter-spacing:0}
@media(max-width:1100px){
 .oem-refined-opening .oem-opening-grid{gap:30px}
 .oem-refined-opening .oem-opening-copy>h1{font-size:clamp(38px,4.3vw,50px)}
 .oem-refined-opening .oem-opening-lead{font-size:16px;margin-top:22px}
 .oem-refined-opening .oem-opening-actions{gap:18px;margin-top:24px}
 .oem-refined-opening .oem-opening-contact{padding:12px 18px;font-size:15px}
 .oem-refined-opening .oem-opening-scope{font-size:14px;gap:12px}
 .oem-refined-opening .oem-opening-fact{margin-top:25px}
 .oem-refined-opening .oem-opening-fact>div{gap:14px}
 .oem-refined-opening .oem-opening-fact dd{padding-left:14px;font-size:14px}
 .oem-refined-content .visual-oem-tabs [role=tab]{font-size:14px;padding:15px 10px}
}
@media(max-width:850px){
 .oem-refined-opening{padding-top:30px}
 .oem-refined-opening .oem-opening-grid{grid-template-columns:1fr;gap:28px}
 .oem-refined-opening .oem-opening-copy{padding:0}
 .oem-refined-opening .oem-opening-copy>h1,html[lang=en] .oem-refined-opening .oem-opening-copy>h1{font-size:clamp(36px,6.3vw,50px)}
 .oem-refined-opening .oem-opening-lead{max-width:680px}
 .oem-refined-opening .oem-opening-film{aspect-ratio:1.9}
 .oem-refined-content .visual-oem-tabs>[role=tablist]{grid-template-columns:repeat(2,minmax(0,1fr))}
 .oem-refined-content .visual-oem-tabs [role=tabpanel]{grid-template-columns:1fr;gap:26px}
 .oem-refined-content .visual-oem-scope{padding:0 4px 4px}
 .oem-refined-content .visual-oem-tabs .visual-photo{aspect-ratio:1.7}
}
@media(max-width:600px){
 .oem-refined-opening{padding-top:24px}
 .oem-refined-opening .oem-opening-copy>h1,html[lang=en] .oem-refined-opening .oem-opening-copy>h1{font-size:clamp(29px,8.1vw,39px);line-height:1.25;letter-spacing:-.05em}
 .oem-refined-opening .oem-opening-lead{font-size:16px;line-height:1.8}
 .oem-refined-opening .oem-opening-actions{gap:20px}
 .oem-refined-opening .oem-opening-contact{min-height:49px;font-size:14px;gap:18px}
 .oem-refined-opening .oem-opening-scope{font-size:13px;gap:12px}
 .oem-refined-opening .oem-opening-fact dt,.oem-refined-opening .oem-opening-fact dd{font-size:13px}
 .oem-refined-opening .oem-opening-film{aspect-ratio:1.6;border-radius:15px}
 .oem-refined-content .visual-oem-opening,.oem-refined-content .visual-oem-workflow,.oem-refined-content .visual-specification{padding-top:64px}
 .oem-refined-content .oem-scope-heading{margin-bottom:25px}
 .oem-refined-content .oem-scope-heading h2{font-size:30px;margin-bottom:17px}
 .oem-refined-content .visual-oem-tabs>[role=tablist]{gap:8px;margin-bottom:20px}
 .oem-refined-content .visual-oem-tabs [role=tab]{font-size:14px;min-height:62px;padding:12px 10px}
 .oem-refined-content .visual-oem-tabs [role=tabpanel]{padding:16px;gap:22px;border-radius:12px}
 .oem-refined-content .visual-oem-scope h3{font-size:27px!important}
 .oem-refined-content .visual-oem-tabs .visual-photo{aspect-ratio:1.4}
 .oem-refined-content .visual-oem-scope .editorial-link{margin-top:20px}
 .oem-refined-content .visual-oem-workflow>.visual-photo-process{padding-top:30px}
 .oem-refined-content .visual-oem-workflow .visual-photo-process>ol{grid-template-columns:1fr}
 .oem-refined-content .visual-oem-workflow .visual-photo-process li{display:grid;grid-template-columns:32% minmax(0,1fr);gap:20px;align-items:start}
 .oem-refined-content .visual-oem-workflow .visual-photo-process li .visual-photo{aspect-ratio:.95;margin-bottom:0}
 .oem-refined-content .visual-oem-workflow .visual-photo-process li>div{border-top:0;padding-top:0}
 .oem-refined-content .visual-oem-workflow .visual-photo-process h3{font-size:19px!important}
 .oem-refined-content .visual-oem-workflow .visual-photo-process .visual-number{font-size:15px;margin-bottom:10px}
}
@media(max-width:359px){.oem-refined-opening .oem-opening-actions{gap:14px}.oem-refined-opening .oem-opening-contact{padding:12px 15px;font-size:13px;gap:13px}.oem-refined-opening .oem-opening-scope{font-size:12px;gap:8px}.oem-refined-opening .oem-opening-fact>div{gap:10px}.oem-refined-opening .oem-opening-fact dd{font-size:12px;padding-left:10px}}
@media(prefers-reduced-motion:reduce){.oem-refined-opening .oem-opening-scope>svg{transition:none}}

/* Editorial scope selector: a service index beside an immersive media stage. */
@media(min-width:1024px){
 .oem-refined-content .oem-scope-heading{display:grid;grid-template-columns:1fr .82fr;gap:16px 10%;max-width:none;align-items:end;margin-bottom:54px}
 .oem-refined-content .oem-scope-heading>.visual-eyebrow{grid-column:1/-1;margin-bottom:0}
 .oem-refined-content .oem-scope-heading h2{font-size:clamp(38px,3.5vw,56px);font-weight:650;line-height:1.2;margin:0;max-width:14em}
 .oem-refined-content .oem-scope-heading p{max-width:35em;margin:0;padding-bottom:3px;font-size:16px;line-height:1.85}
 .oem-refined-content .visual-oem-tabs{display:grid;grid-template-columns:minmax(210px,.31fr) minmax(0,1fr);gap:clamp(34px,5vw,82px);align-items:start}
 .oem-refined-content .visual-oem-tabs>[role=tablist]{display:flex;flex-direction:column;gap:0;margin:0;border-top:1px solid #ccd6e5}
 .oem-refined-content .visual-oem-tabs [role=tab]{position:relative;justify-content:flex-start;text-align:left;min-height:94px;padding:24px 26px 24px 0;border:0;border-bottom:1px solid #dce4ef;border-radius:0;background:none;color:#6a778a;font-size:clamp(17px,1.4vw,21px);font-weight:500;line-height:1.5;overflow-wrap:normal;transition:color .25s ease,padding-left .35s cubic-bezier(.22,1,.36,1)}
 .oem-refined-content .visual-oem-tabs [role=tab]:before{content:"";position:absolute;left:0;top:50%;height:2px;width:0;background:#174bff;transition:width .35s cubic-bezier(.22,1,.36,1)}
 .oem-refined-content .visual-oem-tabs [role=tab][aria-selected=true]{border-color:#dce4ef;background:none;color:#174bff;padding-left:34px;font-weight:650}
 .oem-refined-content .visual-oem-tabs [role=tab][aria-selected=true]:before{width:21px}
 .oem-refined-content .visual-oem-tabs [role=tab]:hover{color:#174bff}
 .oem-refined-content .visual-tab-panels{min-width:0}
 .oem-refined-content .visual-oem-tabs [role=tabpanel]{display:block;padding:0;background:none;border-radius:0}
 .oem-refined-content .visual-oem-tabs .visual-photo{width:100%;aspect-ratio:1.66;border-radius:14px}
 .oem-refined-content .visual-oem-scope{display:grid;grid-template-columns:1fr auto;align-items:start;column-gap:36px;padding:30px 0 0}
 .oem-refined-content .visual-oem-scope .visual-feature{max-width:43em}
 .oem-refined-content .visual-oem-scope h3{font-size:clamp(25px,2.1vw,33px)!important;line-height:1.3;letter-spacing:-.035em;margin-bottom:13px!important}
 .oem-refined-content .visual-oem-scope p{max-width:39em;font-size:16px;line-height:1.85}
 .oem-refined-content .visual-oem-scope .editorial-link{margin:0;white-space:nowrap;align-self:center}
 .oem-refined-content .visual-oem-workflow{position:relative;isolation:isolate;padding-top:clamp(90px,8vw,132px);padding-bottom:clamp(58px,5vw,84px);margin-top:clamp(70px,7vw,110px)}
 .oem-refined-content .visual-oem-workflow:before{content:"";position:absolute;z-index:-1;top:0;bottom:0;left:50%;width:100vw;transform:translateX(-50%);background:#f3f6fa}
 .oem-refined-content .visual-oem-workflow>.visual-photo-process{border-top:0;padding-top:0}
 .oem-refined-content .visual-oem-workflow .visual-photo-process>h2{font-size:clamp(34px,3vw,48px);line-height:1.25;margin-bottom:48px!important}
 .oem-refined-content .visual-oem-workflow .visual-photo-process>ol{gap:clamp(22px,3vw,46px);border-top:1px solid #c8d4e5;padding-top:28px}
 .oem-refined-content .visual-oem-workflow .visual-photo-process li{display:flex;flex-direction:column;gap:26px}
 .oem-refined-content .visual-oem-workflow .visual-photo-process li>div{order:0;padding:0;border:0;flex:1}
 .oem-refined-content .visual-oem-workflow .visual-photo-process .visual-number{font-size:clamp(40px,4vw,58px);font-weight:400;letter-spacing:-.06em;line-height:1;margin-bottom:25px}
 .oem-refined-content .visual-oem-workflow .visual-photo-process h3{font-size:clamp(20px,1.7vw,26px)!important;line-height:1.4;margin-bottom:13px!important}
 .oem-refined-content .visual-oem-workflow .visual-photo-process p{font-size:15px;line-height:1.8}
 .oem-refined-content .visual-oem-workflow .visual-photo-process li .visual-photo{order:1;width:100%;aspect-ratio:1.35;margin:0;border-radius:10px}
 .oem-refined-content .visual-specification{padding-top:clamp(82px,8vw,128px)}
}
@media(min-width:1024px) and (max-width:1199px){
 .oem-refined-content .visual-oem-tabs{grid-template-columns:210px minmax(0,1fr);gap:32px}
 .oem-refined-content .visual-oem-scope{display:block;padding-top:25px}
 .oem-refined-content .visual-oem-scope .editorial-link{margin-top:17px}
}
@media(max-width:1023px){
 .oem-refined-content .visual-oem-tabs [role=tab]{border-radius:6px;background:#fff;font-weight:550}
 .oem-refined-content .visual-oem-tabs [role=tab][aria-selected=true]{background:#edf3ff;border-color:#174bff;color:#174bff;font-weight:650}
 .oem-refined-content .visual-oem-tabs [role=tabpanel]{padding:0;background:none;border-radius:0}
 .oem-refined-content .visual-oem-tabs .visual-photo{border-radius:12px}
 .oem-refined-content .visual-oem-scope{padding-top:2px}
 .oem-refined-content .visual-oem-workflow>.visual-photo-process{border-top:2px solid #174bff;padding-top:32px}
}
@media(prefers-reduced-motion:reduce){
 .oem-refined-content .visual-oem-tabs [role=tab],.oem-refined-content .visual-oem-tabs [role=tab]:before{transition:none!important}
}