.box-page-hero{padding-block:48px 30px;background:var(--ui-bg)}
.box-page-hero h1{font-size:clamp(32px,4vw,60px);max-width:800px;line-height:1.13;margin:10px 0 16px;letter-spacing:-.025em}
.box-page-hero .box-lead{font-size:17px;max-width:740px;line-height:1.65;margin:0}
.box-page-hero .eyebrow{color:var(--ui-copy)}
.box-collection{padding-top:24px;background:var(--ui-bg)}
.box-collection fieldset{border:0;padding:0;margin:0;min-width:0}
.box-collection legend{font-size:16px;font-weight:700;margin-bottom:16px;padding:0}
.box-formats__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.box-format,.box-style{display:block;position:relative;min-width:0;cursor:pointer}
.box-format input,.box-style input{position:absolute;opacity:0;width:1px;height:1px}
.box-format__body{display:flex;flex-direction:column;height:100%;padding:10px 14px 16px;border:1px solid var(--ui-line);border-radius:10px;background:var(--ui-bg);transition:border-color .18s,box-shadow .18s}
.box-format img{width:100%;height:clamp(90px,10vw,150px);object-fit:contain;mix-blend-mode:multiply}
.box-format strong{font-size:15px;margin-top:4px;line-height:1.5}
.box-format small{color:var(--ui-copy);font-size:13px;margin-top:4px}
.box-format input:checked + span,.box-style input:checked + span{border-color:var(--ui-brand);box-shadow:0 0 0 1px var(--ui-brand);background:var(--ui-bg)}
.box-format input:focus-visible + span,.box-style input:focus-visible + span{outline:3px solid var(--ui-brand-text);outline-offset:3px}
.box-format:hover > span,.box-style:hover > span{border-color:var(--ui-muted)}
.box-configurator{display:grid;grid-template-columns:minmax(0,1.22fr) minmax(0,1fr);gap:40px;align-items:start;padding-top:40px;scroll-margin-top:100px}
.box-gallery{position:sticky;top:98px;min-width:0}
.box-gallery__modes{display:flex;gap:8px;margin-bottom:12px}
.box-gallery__modes button{font:inherit;font-size:14px;padding:10px 18px;border:1px solid var(--ui-line);border-radius:24px;background:transparent;min-height:44px;cursor:pointer;color:var(--ui-ink)}
.box-gallery__modes button[aria-pressed="true"]{background:var(--ui-brand);color:var(--ui-surface);border-color:var(--ui-brand)}
.box-gallery__image{position:relative;display:block;aspect-ratio:5/4;border-radius:12px;background:var(--ui-bg);overflow:hidden}
.box-gallery__image > img{width:100%;height:100%;object-fit:contain;display:block}
/* Keep the text-selection tint off product-image controls. */
.box-gallery__image,.box-format,.box-style,.box-lightbox > img{-webkit-user-select:none;user-select:none}
.box-gallery__image,.box-collection img{-webkit-user-drag:none}
.box-gallery__zoom{position:absolute;right:12px;bottom:12px;display:flex;gap:16px;background:#fffffff2;border:1px solid var(--ui-line);border-radius:24px;padding:8px 14px;font-size:12px;color:var(--ui-ink)}
.box-image-note{font-size:13px;color:var(--ui-copy);line-height:1.65;margin:12px 0 0}
.box-options h2{font-size:clamp(26px,2.5vw,38px);line-height:1.2;margin:8px 0 12px;letter-spacing:-.02em}
.box-options .eyebrow{font-size:11px;color:var(--ui-copy)}
.box-description{font-size:16px;line-height:1.65;margin:0 0 24px}
.box-styles__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.box-style > span{display:flex;flex-direction:column;height:100%;border:1px solid var(--ui-line);border-radius:8px;overflow:hidden;padding:5px;background:var(--ui-bg);transition:border-color .18s,box-shadow .18s}
.box-style img{display:block;width:100%;height:auto;aspect-ratio:5/4;object-fit:contain;mix-blend-mode:multiply}
.box-style strong{font-size:12px;line-height:1.35;text-align:center;padding:7px 2px 6px;font-weight:600}
.box-selection-status{font-size:13px;font-weight:600;line-height:1.5;margin:14px 0;color:var(--ui-ink)}
.box-specification{border-top:1px solid var(--ui-line);padding-top:20px;margin-top:24px}
.box-specification h3,.box-quote h3{font-size:20px;margin:0 0 16px;line-height:1.4}
.box-specification dl{margin:0}
.box-specification dl > div{display:grid;grid-template-columns:minmax(100px,.78fr) minmax(0,1.22fr);gap:14px;padding:11px 0;border-bottom:1px solid var(--ui-line);font-size:14px;line-height:1.6}
.box-specification dt{color:var(--ui-copy)}
.box-specification dd{margin:0;overflow-wrap:anywhere}
.box-fine-print{font-size:12px;line-height:1.7;color:var(--ui-copy);margin:14px 0 0}
.box-quote{display:grid;grid-template-columns:1fr 1fr;gap:48px;background:var(--ui-bg);padding:30px;border-radius:12px;margin-top:40px;scroll-margin-top:100px}
.box-quote p{font-size:15px;line-height:1.75;max-width:460px}
.box-quote .text-link{font-size:14px}
.box-quote__controls{display:flex;flex-direction:column;align-items:stretch;gap:10px;min-width:0}
.box-quote__controls label{font-size:14px;font-weight:600}
.box-quote__controls input{width:100%;min-width:0;min-height:48px;border:1px solid var(--ui-border);background:var(--ui-surface);border-radius:6px;padding:12px;font:inherit;font-size:16px}
.box-quote__controls small{font-size:12px;line-height:1.6;color:var(--ui-copy)}
.box-quote__controls .button{margin-top:6px;justify-content:space-between;min-height:50px;text-align:left}
.box-lightbox{width:min(1200px,96vw);max-width:96vw;max-height:95dvh;padding:16px;background:var(--ui-bg);border:0;border-radius:10px;color:var(--ui-ink);overflow:auto}
.box-lightbox::backdrop{background:#26231fd9}
.box-lightbox > button{display:block;min-height:44px;margin-left:auto;padding:8px 16px;border:1px solid var(--ui-border);border-radius:24px;background:var(--ui-surface);color:var(--ui-ink);font:inherit;font-size:14px;cursor:pointer}
.box-lightbox > img{display:block;width:100%;height:auto;max-height:calc(91dvh - 70px);object-fit:contain;margin-top:10px}
.box-lightbox-open{overflow:hidden}
.box-inquiry-card{padding:18px;background:var(--ui-bg);border:1px solid var(--ui-line);border-radius:10px;margin:20px 0}
.box-inquiry-card img{width:100%;height:auto;aspect-ratio:5/4;object-fit:contain;display:block}
.box-inquiry-card h3{font-size:21px;line-height:1.4;margin:14px 0 6px}
.box-inquiry-card p{font-size:14px;line-height:1.6;margin:8px 0}
.box-inquiry-card .text-link{font-size:14px}
.box-home .tube-matching__card img{aspect-ratio:5/4;object-fit:contain;height:auto;width:100%}
.box-home .tube-matching__card div{min-height:112px}
.tube-scroll-story__chapter-media .box-story-image{object-fit:contain;background:var(--ui-bg)}
.box-collection :is(button,a,input):focus-visible{outline:3px solid var(--ui-brand-text);outline-offset:3px}
@media(min-width:1200px){.box-collection .shell{max-width:1280px}}
@media(max-width:900px){.box-configurator{gap:24px;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.box-quote{gap:24px;padding:24px}}
@media(max-width:700px){
 .box-page-hero{padding-block:30px 16px}.box-page-hero h1{font-size:34px}.box-page-hero .box-lead{font-size:15px}
 .box-collection{padding-block:18px 36px}.box-collection legend{font-size:15px;margin-bottom:12px}
 .box-formats__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
 .box-format__body{padding:8px 10px 12px}.box-format img{height:90px}.box-format strong{font-size:13px}.box-format small{font-size:11px}
 .box-configurator{grid-template-columns:1fr;gap:24px;padding-top:28px;scroll-margin-top:74px}
 .box-gallery{position:static}.box-gallery__modes{margin-bottom:10px}.box-gallery__modes button{padding:8px 16px}
 .box-gallery__zoom{font-size:11px;padding:7px 10px;right:8px;bottom:8px}.box-image-note{font-size:12px}
 .box-options h2{font-size:28px}.box-description{margin-bottom:20px;font-size:15px}
 .box-style strong{font-size:12px}.box-styles__grid{gap:8px}
 .box-specification dl>div{grid-template-columns:1fr;font-size:16px;gap:3px;padding:12px 0}.box-specification dt{font-size:13px}
 .box-quote{grid-template-columns:1fr;gap:18px;margin-top:28px;padding:22px 18px;scroll-margin-top:74px}
 .box-quote h3{margin-bottom:8px}.box-quote p{margin:0 0 10px}.box-quote__controls label{font-size:15px}.box-quote__controls small{font-size:13px}
 .box-lightbox{padding:10px}.box-home .tube-matching__card div{min-height:100px}
}
@media(prefers-reduced-motion:reduce){.box-format__body,.box-style>span{transition:none}}