/* Helium OEM: scoped layouts, shared brand typography and navigation. */
.helium-oem-page{background:#202326;color:#c5c9cb}
.helium-oem-page main{--ho-red:#efaaac;--ho-ink:#f5f6f6;--ho-line:#454b4e;--ho-soft:#282d30}
.helium-oem-page main h1,.helium-oem-page main h2,.helium-oem-page main h3{color:var(--ho-ink);text-transform:none;letter-spacing:-.025em}
.helium-oem-page main h2{margin:0;font:600 clamp(35px,3.6vw,52px)/1.06 var(--display)}
.helium-oem-page main h3{margin:0 0 8px;font:600 25px/1.16 var(--display)}
.helium-oem-page main p{line-height:1.65}
.helium-oem-page main figure{margin:0;min-width:0}
.helium-oem-page main img{width:100%;height:auto}
.helium-oem-page main [id]{scroll-margin-top:170px}
.helium-oem-page main p.ho-eyebrow{display:flex;align-items:center;gap:11px;margin:0 0 20px;color:var(--ho-red);font:600 12px/1.5 var(--utility);letter-spacing:.07em;text-transform:uppercase}
.ho-eyebrow::before{content:"";width:22px;height:2px;background:currentColor;flex:none}
.helium-oem-page .ho-text-link{display:inline-flex;align-items:center;gap:23px;padding:9px 0;color:var(--ho-ink);font:600 16px/1.4 var(--font);border-bottom:1px solid currentColor;text-decoration:none}
.helium-oem-page .ho-text-link:hover{color:var(--ho-red)}
.ho-button{display:inline-flex;justify-content:space-between;align-items:center;gap:25px;min-height:54px;padding:16px 22px;color:#fff;background:#b92026;font:600 15px/1.4 var(--font);border:1px solid #b92026;border-radius:2px;transition:background .18s ease}
.ho-button:hover{background:#941a1f;border-color:#941a1f}
.ho-button span,.ho-text-link span{font-size:20px;line-height:1}
.ho-actions{display:flex;align-items:center;flex-wrap:wrap;gap:18px 26px;margin-top:30px}
.ho-hero{padding:46px 0 0;background:#202326}
.ho-hero__grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:50px;align-items:center}
.ho-hero__copy{padding:20px 0 28px}
.helium-oem-page .ho-hero h1{margin:0 0 24px;font:600 clamp(46px,4.6vw,66px)/1.02 var(--display);letter-spacing:-.035em}
.ho-hero h1 span{color:#d0d4d6}
.helium-oem-page main p.ho-lead{margin-bottom:16px;font-size:21px;line-height:1.55;color:#e0e3e4;max-width:490px}
.helium-oem-page main p.ho-hero__note{max-width:435px;margin:0;font-size:16px;line-height:1.6;color:#b8bfc2}
.ho-hero__photo{position:relative;align-self:stretch;min-height:450px;background:#303639;overflow:hidden}
.helium-oem-page .ho-hero__photo img{position:absolute;inset:0;height:100%;object-fit:cover;object-position:58% 66%}
.ho-hero__photo figcaption{position:absolute;bottom:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;gap:18px;padding:20px 22px;color:white;background:linear-gradient(transparent,rgba(20,26,26,.92));padding-top:65px}
.ho-hero__photo figcaption span{font:500 10px/1.5 var(--utility);letter-spacing:.06em;text-transform:uppercase}
.ho-hero__photo figcaption strong{font:500 17px/1.3 var(--font)}
.ho-scope{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:38px;border-top:1px solid var(--ho-line)}
.ho-scope>div{display:flex;flex-direction:column;gap:6px;padding:23px 28px;border-right:1px solid var(--ho-line)}
.ho-scope>div:first-child{padding-left:0}
.ho-scope>div:last-child{border:0}
.ho-scope span{color:#b4bdc0;font:500 11px/1.5 var(--utility);text-transform:uppercase;letter-spacing:.035em}
.ho-scope strong{color:var(--ho-ink);font:600 22px/1.3 var(--display)}
.ho-section{padding:88px 0}
.ho-heading{display:grid;grid-template-columns:1fr 1fr;gap:75px;align-items:end;margin-bottom:38px}
.ho-heading>p{max-width:500px;margin:0;color:#c0c7ca}
.ho-product-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.85fr);gap:48px;align-items:start}
.ho-product-photo{padding-top:6px}
.helium-oem-page .ho-product-photo img{aspect-ratio:1672/941;object-fit:contain;background:#0a1830}
.ho-product-photo figcaption{margin-top:13px;max-width:530px;color:#b3bdc0;font-size:14px;line-height:1.6}
.helium-oem-page main p.ho-mini-label{margin:0;padding-bottom:14px;font:600 12px/1.5 var(--utility);color:#c8ced0}
.ho-customization dl{margin:0 0 14px}
.ho-customization dl>div{padding:15px 0;border-top:1px solid var(--ho-line)}
.ho-customization dt{margin:0 0 4px;color:var(--ho-ink);font:600 21px/1.2 var(--display)}
.helium-oem-page .ho-customization dd{margin:0;font-size:16px;line-height:1.5}
.ho-factory{background:var(--ho-soft)}
.ho-factory-metrics{display:grid;grid-template-columns:1fr 1.24fr;margin:0 0 36px;border-top:1px solid var(--ho-line);border-bottom:1px solid var(--ho-line)}
.ho-factory-metrics>div{padding:25px 0 28px}
.ho-factory-metrics>div+div{padding-left:38px;border-left:1px solid var(--ho-line)}
.ho-factory-metrics dt{color:#c5c9cb;font:500 14px/1.5 var(--font)}
.helium-oem-page .ho-factory-metrics dd{margin:12px 0 0;color:#fff;font:600 clamp(38px,4.5vw,62px)/1.08 var(--display);letter-spacing:-.025em}
.ho-factory-metrics dd>small{display:block;margin-bottom:6px;color:#efaaac;font:500 13px/1.4 var(--font);letter-spacing:0}
.ho-factory-metrics dd>span{font:500 18px/1.5 var(--font);letter-spacing:0;color:#c5c9cb}
.ho-factory-grid{display:grid;grid-template-columns:minmax(0,1.24fr) minmax(0,1fr);gap:38px 26px}
.helium-oem-page .ho-factory-grid img{height:340px;object-fit:cover;object-position:center 69%}
.helium-oem-page .ho-factory-grid figure:nth-child(1) img{object-position:center 75%}
.ho-factory-grid figcaption{padding-top:19px}
.ho-factory-grid figcaption span,.ho-loading-photo figcaption span{color:var(--ho-ink);font:600 22px/1.2 var(--display)}
.helium-oem-page .ho-factory-grid figcaption p{max-width:480px;margin:8px 0 0;font-size:16px;line-height:1.55}
.helium-oem-page main p.ho-image-note{margin:24px 0 0;color:#b3bdc0;font:400 13px/1.6 var(--font)}
.ho-quality-grid{display:grid;grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr);gap:100px}
.ho-quality-grid>div>p:not(.ho-eyebrow){margin:24px 0;max-width:450px}
.ho-checks article{display:grid;grid-template-columns:35px 1fr;gap:20px;padding:22px 0;border-top:1px solid var(--ho-line)}
.ho-checks article:first-child{padding-top:0;border:0}
.ho-checks article>span{padding-top:3px;color:var(--ho-red);font:500 12px/1.5 var(--utility)}
.helium-oem-page .ho-checks p{margin:0;font-size:17px;line-height:1.6}
.ho-delivery{background:#202326}
.ho-delivery-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:68px;align-items:center}
.ho-delivery-grid>div>p:not(.ho-eyebrow){margin:22px 0}
.ho-delivery-list{margin:26px 0 0}
.ho-delivery-list>div{display:grid;grid-template-columns:124px 1fr;gap:15px;padding:14px 0;border-top:1px solid var(--ho-line)}
.ho-delivery-list dt{font-weight:600;color:var(--ho-ink);font-size:16px}
.helium-oem-page .ho-delivery-list dd{margin:0;font-size:16px;line-height:1.5}
.ho-loading-photo{background:#2b3033;border:1px solid #454b4e}
.helium-oem-page .ho-loading-photo img{aspect-ratio:1264/718;object-fit:contain}
.ho-loading-photo figcaption{padding:22px 25px 25px;border-top:1px solid #454b4e}
.helium-oem-page .ho-loading-photo figcaption p{margin:8px 0 0;font-size:15px;line-height:1.6}
.ho-case{padding:60px 0;background:#293235;color:#e4e8e7}
.ho-case__inner{display:grid;grid-template-columns:1fr 1fr;gap:75px;align-items:center}
.helium-oem-page .ho-case h2{color:#fff;font-size:42px}
.helium-oem-page .ho-case .ho-eyebrow{color:#e9aaa9}
.ho-case__inner>div>p:not(.ho-eyebrow){margin:0 0 16px}
.helium-oem-page .ho-case .ho-text-link{color:#fff}
.ho-faq-grid{display:grid;grid-template-columns:minmax(0,.75fr) minmax(0,1.25fr);gap:80px}
.ho-faq-grid>div>p:not(.ho-eyebrow){margin:24px 0 0;font-size:17px}
.ho-faq-grid p a{text-decoration:underline;text-underline-offset:4px}
.ho-faq-list{border-top:1px solid var(--ho-line)}
.ho-faq details{border-bottom:1px solid var(--ho-line)}
.ho-faq summary{position:relative;padding:23px 35px 23px 0;list-style:none;cursor:pointer;color:var(--ho-ink);font:600 21px/1.3 var(--display)}
.ho-faq summary::-webkit-details-marker{display:none}
.ho-faq summary::after{position:absolute;right:2px;top:20px;content:"+";color:var(--ho-red);font:400 26px/1.2 var(--font)}
.ho-faq details[open] summary::after{content:"−"}
.helium-oem-page .ho-faq details p{margin:0;padding:0 32px 24px 0;font-size:17px;line-height:1.7;max-width:660px}
.ho-cta{background:#8e292f;padding:68px 0;color:#f6e7e7}
.ho-cta__inner{display:grid;grid-template-columns:1.1fr .9fr;gap:80px;align-items:center}
.helium-oem-page .ho-cta .ho-eyebrow{color:#f0cece}
.helium-oem-page .ho-cta h2{color:#fff}
.ho-cta p:not(.ho-eyebrow){max-width:540px;margin:22px 0 0}
.ho-cta__actions{display:flex;flex-direction:column;align-items:flex-start;gap:22px;justify-self:end}
.ho-button--light{background:#fff;border-color:#fff;color:#762128;min-width:290px}
.ho-button--light:hover{background:#f6e7e7;border-color:#f6e7e7}
.ho-email{font-size:17px;color:#fff;border-bottom:1px solid #deb3b5;text-underline-offset:4px}
.ho-cta a:focus-visible,.ho-case a:focus-visible{outline-color:#fff}
@media(min-width:1600px){.ho-hero__photo{min-height:475px}}
@media(max-width:1100px){
  .ho-hero__grid{gap:30px;grid-template-columns:1fr 1fr}
  .ho-quality-grid,.ho-faq-grid{gap:50px}
  .ho-product-grid,.ho-delivery-grid{gap:35px}
  .ho-heading,.ho-case__inner{gap:40px}
  .ho-hero__photo figcaption{align-items:flex-start;flex-direction:column;gap:5px}
  .helium-oem-page .ho-hero h1{font-size:52px}
}
@media(max-width:900px){
  .ho-hero{padding-top:32px}
  .ho-hero__grid{grid-template-columns:1fr;gap:20px}
  .ho-hero__copy{padding:6px 0 12px;max-width:650px}
  .helium-oem-page .ho-hero h1{font-size:60px}
  .helium-oem-page main p.ho-lead{max-width:600px}
  .ho-hero__photo{min-height:0;aspect-ratio:16/9}
  .helium-oem-page .ho-hero__photo img{object-position:center 72%}
  .ho-hero__photo figcaption{flex-direction:row;align-items:end}
  .ho-scope{margin-top:28px}
  .ho-scope>div{padding:20px 15px}
  .ho-scope strong{font-size:20px}
  .ho-product-grid{grid-template-columns:1fr;gap:26px}
  .ho-customization dl{display:grid;grid-template-columns:1fr 1fr;column-gap:32px}
  .ho-heading{gap:25px}
  .ho-section{padding:64px 0}
  .ho-quality-grid,.ho-delivery-grid,.ho-faq-grid{grid-template-columns:1fr;gap:34px}
  .ho-quality-grid>div>p:not(.ho-eyebrow){max-width:640px}
  .helium-oem-page .ho-factory-grid img{height:265px}
  .ho-cta__inner{gap:36px;grid-template-columns:1.1fr 1fr}
  .ho-button--light{min-width:0}
}
@media(max-width:700px){
  .ho-factory-metrics{grid-template-columns:1fr}
  .ho-factory-metrics>div+div{padding-left:0;border-left:0;border-top:1px solid var(--ho-line)}
  .ho-factory-metrics dd>span{display:inline-block}
  .helium-oem-page main [id]{scroll-margin-top:148px}
  .ho-hero__copy{display:contents}
  .helium-oem-page .ho-hero p.ho-eyebrow{grid-row:1;margin:0}
  .helium-oem-page .ho-hero h1{grid-row:2;margin:0}
  .ho-hero__photo{grid-row:3}
  .helium-oem-page .ho-hero p.ho-lead{grid-row:4;margin:0}
  .ho-hero__note{grid-row:5}
  .ho-hero .ho-actions{grid-row:6;margin-top:0}
  .ho-heading,.ho-case__inner,.ho-cta__inner{grid-template-columns:1fr;gap:25px}
  .ho-heading{margin-bottom:28px}
  .ho-factory-grid{grid-template-columns:1fr;gap:32px}
  .helium-oem-page .ho-factory-grid img{height:auto;aspect-ratio:3/2;object-position:center}
  .ho-cta__actions{justify-self:start}
  .ho-case{padding:48px 0}
}
@media(max-width:520px){
  .helium-oem-page main .container{width:calc(100% - 36px)}
  .helium-oem-page .ho-hero h1{font-size:46px}
  .helium-oem-page main p.ho-lead{font-size:19px}
  .ho-hero__copy{padding-bottom:0}
  .ho-actions{gap:15px 20px;margin-top:24px}
  .ho-actions .ho-button{font-size:14px;padding:14px 18px;gap:18px}
  .ho-actions .ho-text-link{font-size:14px}
  .ho-actions .ho-text-link span{display:none}
  .ho-hero__photo{aspect-ratio:4/3;margin-top:8px}
  .ho-hero__photo figcaption{padding:50px 16px 16px;flex-direction:column;align-items:start;gap:5px}
  .ho-scope{grid-template-columns:1fr;margin-top:24px}
  .ho-scope>div,.ho-scope>div:first-child{flex-direction:row;align-items:center;justify-content:space-between;gap:15px;padding:16px 0;border-right:0;border-bottom:1px solid var(--ho-line)}
  .ho-scope span{font-size:10px;max-width:110px}
  .ho-scope strong{text-align:right;font-size:19px}
  .ho-section{padding:52px 0}
  .helium-oem-page main h2{font-size:38px}
  .ho-customization dl{grid-template-columns:1fr}
  .ho-customization dl>div{padding:14px 0}
  .ho-delivery-list>div{grid-template-columns:1fr;gap:5px}
  .ho-loading-photo figcaption{padding:18px}
  .ho-checks article{grid-template-columns:25px 1fr;gap:12px}
  .ho-cta{padding:52px 0}
  .ho-cta__actions,.ho-cta .ho-button{width:100%}
  .ho-faq summary{font-size:22px}
}
@media(prefers-reduced-motion:reduce){.ho-button{transition:none}}