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h3{font-size:30px}.guided-vertical .guide-content p{font-size:18px}.guided-vertical .guide-content small{font-size:14px;margin-top:20px}.process-story{flex:none;display:block;margin-top:18px}.measure-strip{flex-wrap:wrap;gap:13px 20px;margin-top:23px;padding-top:20px}.measure-strip b{font-size:15px}.calculator label{grid-template-columns:1fr 150px;font-size:14px;gap:4px 15px;padding:13px 0}.calculator input{padding:13px 9px;font-size:14px}.calc-results{padding:0}.calc-results .giant{font-size:99px}.calc-results .metric-pair strong{font-size:29px}.immersive-calculator .lead{font-size:17px}.immersive-closing{justify-content:flex-start;padding-top:40px}.closing-copy{max-width:100%}.closing-copy h1{font-size:47px}.closing-copy .lead{font-size:17px}.closing-question{font-size:21px;margin:24px 0}.closing-copy .solid{white-space:normal;text-align:left;max-width:100%}.closing-equipment{top:40%;right:-40%;width:170%;height:70%;opacity:.3}.reference-columns{grid-template-columns:1fr;gap:32px;flex:none}.reference-columns h3{font-size:22px;margin-bottom:16px}.reference-columns button{display:flex;align-items:flex-start;flex-direction:column;gap:5px;min-height:63px;font-size:15px;padding:12px 0}.reference-columns span{font-size:12px;white-space:normal}.immersive-references .section-head{margin-bottom:30px}dialog{width:95vw;max-height:88dvh;padding:23px}.dialog-head h2{font-size:24px}.index-list{grid-template-columns:1fr}.complete-copy h2{font-size:27px}.specs{gap:17px}.specs b{font-size:25px}}
@media(max-width:900px){body[data-scene=cover] .scene-world{background:#101619}body[data-scene=cover] .scene-world img{position:absolute;top:32%;left:-15%;width:130%;height:auto;object-fit:contain;object-position:center}.cover-bottom{padding-top:220px}.immersive-rotor .rotor-copy{display:contents}.rotor-copy .eyebrow{order:0}.rotor-copy h2{order:1}.rotor-copy .lead{order:2}.rotor-stage{order:3;height:375px;margin-top:22px}.rotor-topics{order:4;margin-top:20px}.rotor-actions{order:5;margin-bottom:15px}.rotor-caption{bottom:5px}}
@media(max-width:900px) and (max-height:740px){.cover-bottom{padding-top:200px}.cover-copy h1{font-size:41px}.rotor-copy h2{font-size:40px}body[data-scene=cover] .scene-world img{top:35%}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}.motion-paused *, .motion-paused *:before,.motion-paused *:after{animation:none!important;transition:none!important}

.cover-mobile-scene{display:none}
@media(max-width:900px){body[data-scene=cover] .scene-world img{display:none}.cover-mobile-scene{display:block;width:calc(100% + 46px);height:1px;min-height:180px;max-height:42dvh;object-fit:contain;flex:1 1 180px;margin:8px -23px 15px;mask-image:linear-gradient(to bottom,transparent,#000 15%,#000 85%,transparent)}.cover-copy{flex-shrink:0}.cover-bottom{padding-top:0;margin-top:0;flex-shrink:0}.cover-caption{margin-top:15px;padding-top:0;flex-shrink:0}.cover-chapters{justify-content:flex-start;gap:26px}.cover-actions .solid{flex:0 1 auto}.cover-actions{justify-content:flex-start}}

/* Equipment scene and animated airflow. */
.system-cutaway{margin-left:-2.5vw;margin-right:-1vw}
.airflow-stage{position:relative;width:100%;height:46vh;max-height:480px;min-height:240px}
.airflow-stage canvas{display:none;width:100%;height:100%}
.system-cutaway .airflow-fallback{position:absolute;inset:0;width:100%;height:100%;max-height:none;object-fit:contain}
.airflow-ready canvas{display:block}.airflow-ready .airflow-fallback{display:none}
.system-cutaway figcaption{display:flex;align-items:center;justify-content:center;gap:22px;margin-top:0;font-size:10px;color:#b3c7cf}
.system-cutaway [data-airflow-pause]{border:1px solid #91cde044;padding:8px 15px;min-height:40px;font-size:11px;color:#c7e6ef;background:#15283130}
.system-cutaway [data-airflow-pause]:hover{border-color:#8bdff7;color:white}
@media(max-width:900px){.system-cutaway{margin:0 -23px}.airflow-stage{height:auto;aspect-ratio:1672/1010;max-height:none;min-height:0}.system-cutaway figcaption{font-size:10px;margin-top:-4px;gap:18px}.system-cutaway [data-airflow-pause]{min-height:42px;font-size:11px}.system-story{gap:26px}}

/* Field photography stays photographic; the product has its own animated stage. */
.immersive-applications .application-top{align-items:center;margin-bottom:30px}
.application-total{display:flex;align-items:center;gap:18px;flex:none}
.application-total strong{font-size:72px;font-weight:400;letter-spacing:-.06em;line-height:1;color:var(--orange)}
.application-total p{font-size:17px;line-height:1.35}.application-total small{display:block;font-size:10px;margin-top:5px}
.immersive-applications .application-impact{grid-template-columns:minmax(0,2.25fr) minmax(270px,1fr);gap:4vw;padding-bottom:20px}
.application-visuals{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:22px;min-width:0;min-height:0}
.application-record{min-width:0;width:100%;max-width:500px;align-self:center}
.record-toolbar{display:flex;flex-direction:column;gap:10px;align-items:flex-start;margin-bottom:13px}
.record-toolbar>span{font-size:11px;color:#bdcdd4;letter-spacing:.03em}
.record-toolbar>div{display:flex;gap:16px}
.record-toolbar button{border:0;border-bottom:1px solid transparent;border-radius:0;padding:5px 0;min-height:36px;font-size:12px;color:#aebbc1}
.record-toolbar button[aria-pressed=true]{border-color:var(--orange);color:var(--ink)}
.record-image{width:100%;aspect-ratio:.98;display:block;position:relative;overflow:hidden;padding:0;min-height:0;border:0;border-radius:2px;box-shadow:0 20px 50px #0004}
.record-image>img{display:block;width:100%;height:100%;object-fit:cover;object-position:20% center}
.application-record[data-view=side] .record-image>img{object-fit:contain;background:#101619}
.record-image>span{position:absolute;right:12px;bottom:12px;display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:#101619c9;font-size:17px;color:#e6f3f7}
.application-record figcaption{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-top:9px}
.application-record figcaption>span{font-size:10px;color:#99b4c1}
.application-record .text-action{font-size:11px;min-height:40px;text-decoration:none;color:#b9d3df}
.application-product{position:relative;align-self:center;min-width:0;text-align:center}
.product-caption{padding-bottom:10px}.product-caption>span{font-size:20px;color:#e7edef}.product-caption small{display:block;font-size:10px;margin-top:5px;color:#a7bac6}
.application-product .rotor-stage{position:relative;inset:auto;width:100%;height:clamp(250px,37vh,460px);margin:0;order:0}
.application-rotor-actions{display:flex;align-items:center;justify-content:center;gap:16px}
.application-rotor-actions button{font-size:11px;min-height:40px;padding:9px 14px;white-space:nowrap}
.application-rotor-actions .text-action{padding:0;text-decoration:none}
.product-disclosure{max-width:230px;margin:10px auto 0;font-size:9px;line-height:1.5;color:#92aeba}
.immersive-applications .application-results{padding-left:22px;border-left:1px solid #8ec9df25}
.immersive-applications .application-card{padding:20px 0}.immersive-applications .application-card:first-child{border-top:0}
.immersive-applications .application-card h3{font-size:25px}.immersive-applications .application-quantity strong{font-size:47px}
.immersive-applications .application-detail-actions{flex-direction:column;align-items:flex-start;gap:9px;margin-top:16px}
.immersive-applications .application-detail-actions>span{text-align:left;line-height:1.5}
.record-original{display:block;max-width:100%;width:auto;max-height:65vh;margin:auto;object-fit:contain}

/* Installation explains the conditions around the selected fan. */
.installation-heading{max-width:750px;position:relative;z-index:1}
.installation-heading h2{font-size:clamp(42px,4.1vw,67px)}
.installation-heading .lead{font-size:19px;max-width:560px;margin-top:20px}
.installation-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.85fr);gap:7vw;flex:1;min-height:0;align-items:center}
.installation-explanation{padding-top:30px;max-width:720px;min-width:0}
.installation-points .guide-navigation{gap:24px}
.installation-points .guide-choice{font-size:14px;gap:10px}
.installation-points .guide-content{min-height:180px}
.installation-points .guide-content h3{font-size:29px}
.installation-points .guide-content p{font-size:19px;line-height:1.6;max-width:650px}
.installation-record{position:absolute;right:6vw;top:25px;bottom:60px;width:34%;max-width:490px;display:flex;flex-direction:column;min-height:0}
.installation-record>img{width:100%;height:calc(100% - 55px);object-fit:contain;object-position:center;filter:none}
.installation-record figcaption{display:flex;align-items:center;justify-content:center;gap:15px;font-size:12px;margin-top:16px}
.installation-record figcaption small{font-size:10px}
.immersive-installation .footnote{max-width:720px;font-size:10px;padding-top:24px}
@media(min-width:901px) and (max-height:780px){
 .immersive-applications .application-top{margin-bottom:22px}.application-total strong{font-size:58px}.application-total p{font-size:15px}
 .immersive-applications .application-impact{gap:3vw;padding-bottom:0}.application-visuals{gap:15px}.application-record{max-width:325px}
 .record-toolbar{gap:4px;margin-bottom:10px}.record-toolbar>span{font-size:10px}.record-image{max-height:calc(100dvh - 350px);aspect-ratio:auto}.record-image>img{height:100%;aspect-ratio:.98}
 .application-product .rotor-stage{height:clamp(250px,45vh,345px)}.product-caption>span{font-size:18px}.application-rotor-actions{gap:12px}.application-rotor-actions button{padding:7px 10px;font-size:10px}
 .immersive-applications .application-card{padding:15px 0}.immersive-applications .application-card h3{font-size:22px}.immersive-applications .application-quantity strong{font-size:40px}
 .installation-heading h2{font-size:49px}.installation-heading .lead{font-size:17px;max-width:520px;margin-top:16px}.installation-heading{max-width:58%}
 .installation-explanation{padding-top:25px}.installation-points .guide-navigation{gap:20px;margin-bottom:20px}.installation-points .guide-content{min-height:145px}.installation-points .guide-content h3{font-size:25px}.installation-points .guide-content p{font-size:17px}.installation-record{right:6vw;top:24px;bottom:46px}
}
@media(max-width:1100px) and (min-width:901px){
 .application-top h2{font-size:37px}.application-total{gap:12px}.application-total strong{font-size:55px}.application-total p{font-size:14px}
 .immersive-applications .application-impact{grid-template-columns:minmax(0,2fr) minmax(225px,1fr);gap:20px}.immersive-applications .application-results{padding-left:18px}.application-rotor-actions{flex-direction:column;gap:2px}.record-toolbar>span{font-size:9px}.application-record figcaption{flex-direction:column;gap:0;align-items:flex-start}
 .installation-points .guide-navigation{gap:13px}.installation-points .guide-choice{gap:6px;font-size:12px}.installation-heading .lead{font-size:17px}
}
@media(max-width:900px){
 .immersive-applications .application-top{display:flex;flex-direction:column;align-items:flex-start;gap:24px;margin-bottom:30px}.application-top h2{font-size:35px}
 .application-total strong{font-size:56px}.application-total p{font-size:15px}.application-total small{font-size:10px}
 .immersive-applications .application-impact{display:flex;flex-direction:column;gap:33px;padding-bottom:0}
 .application-visuals{gap:24px;grid-template-columns:1fr 1fr;align-items:center}.application-record{max-width:none}
 .record-toolbar{gap:8px}.record-toolbar button{min-height:44px}.record-image{aspect-ratio:.98}.application-record figcaption{flex-direction:column;align-items:flex-start;gap:0}
 .application-product .rotor-stage{height:290px;width:100%;margin:0}.application-rotor-actions{flex-direction:column;gap:0}.application-rotor-actions button{min-height:44px;font-size:11px}.product-disclosure{font-size:9px}
 .immersive-applications .application-results{padding-left:0;border-left:0}.immersive-applications .application-card:first-child{border-top:1px solid var(--line)}.immersive-applications .application-card{padding:20px 0}.immersive-applications .application-quantity strong{font-size:46px}.immersive-applications .application-card h3{font-size:25px}
 .immersive-applications .application-detail-actions{margin-top:18px;gap:10px}
 .installation-heading{max-width:100%}.installation-heading h2{font-size:39px}.installation-heading .lead{font-size:17px;margin-top:18px;max-width:600px}
 .installation-layout{display:flex;flex-direction:column;gap:25px;flex:none;align-items:stretch;margin-top:25px}.installation-explanation{padding-top:0;max-width:100%}.installation-points .guide-navigation{gap:18px;margin-bottom:24px}.installation-points .guide-choice{font-size:12px;gap:8px}.installation-points .choice-number{display:none}
 .installation-points .guide-content{min-height:180px}.installation-points .guide-content h3{font-size:25px}.installation-points .guide-content p{font-size:17px}.installation-record{position:static;width:100%;max-width:380px;align-self:center;display:block}.installation-record>img{height:auto;max-height:430px;object-fit:contain}.installation-record figcaption{font-size:11px;gap:12px;margin-top:13px}
 .immersive-installation .footnote{font-size:10px;padding-top:0;line-height:1.6;margin-top:28px}
}
@media(max-width:540px){
 .application-visuals{display:flex;flex-direction:column;gap:28px}.application-record{max-width:390px}.record-toolbar{flex-direction:row;justify-content:space-between;align-items:center;gap:10px}.record-toolbar>span{font-size:10px;max-width:155px}.record-toolbar>div{gap:15px}.record-toolbar button{font-size:11px}.application-record figcaption{flex-direction:row;align-items:center;gap:12px}
 .application-product{width:100%;max-width:360px}.application-product .rotor-stage{height:310px}.application-rotor-actions{flex-direction:row;gap:22px}.product-caption>span{font-size:21px}.product-disclosure{max-width:none;margin-top:9px}
}

/* A single world spans every slide, including the cover. */
.scene-world{overflow:hidden;background:#111619}
#ambient-mist{position:absolute;inset:0;display:block;width:100%;height:100%;pointer-events:none}
.floor-reflection{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.cover-freezer{position:absolute;z-index:0;width:96%;height:95%;right:-3%;top:2%;pointer-events:none}
.cover-freezer .airflow-stage{width:100%;height:100%;min-height:0;max-height:none;aspect-ratio:auto}
.cover-freezer .airflow-fallback{width:100%;height:100%;object-fit:contain}
.cover-motion{position:absolute;right:7vw;bottom:15%;font-size:10px;min-height:38px;padding:8px 14px;border-color:#9eb9c54d;background:#12222d38;pointer-events:auto}
.cover-caption{right:auto;left:4vw;bottom:106px;font-size:10px;max-width:250px}
.closing-freezer{position:absolute;right:-19%;top:5%;width:93%;height:100%;opacity:.57}
.closing-freezer .airflow-stage{width:100%;height:100%;max-height:none;min-height:0;aspect-ratio:auto}
.closing-freezer .airflow-fallback{width:100%;height:100%;object-fit:contain}
.immersive-cover .cover-copy{width:69%}
@media(min-width:901px) and (max-height:780px){.cover-freezer{right:-4%;top:1%;height:96%}.cover-caption{bottom:93px}.cover-motion{bottom:17%}}
@media(max-width:900px){
 body[data-scene=cover] .scene-world{background:#111619}
 body[data-scene=cover] .scene-world img{display:block;position:static;width:100%;height:100%;object-fit:cover;object-position:64% 50%}
 .immersive-cover .cover-copy{width:100%}
 .cover-freezer{position:relative;inset:auto;flex:1 0 240px;width:calc(100% + 46px);height:240px;min-height:240px;margin:10px -23px 16px;order:0}
 .cover-freezer .airflow-stage{height:100%;min-height:240px}
 .cover-motion{bottom:0;right:23px;min-height:40px;font-size:10px}
 .cover-caption{position:static;max-width:none;text-align:left;margin-top:18px;padding-top:0;order:3}
 .cover-bottom{padding-top:0;margin-top:5px}
 .closing-freezer{top:40%;right:-40%;width:170%;height:70%;opacity:.3}
}
.field-photo{aspect-ratio:4/3;flex:none;height:auto;min-height:0;min-width:0}
.field-photo img{object-fit:cover}
.field-photos{flex:none;max-width:100%;min-width:0}
.field-photos figure{min-width:0}
@media(min-width:901px) and (min-height:600px){.field-photos{width:min(100%,calc(266.667dvh - 1105px));margin-inline:auto}}

/* Realistic reference plate with moving vector circulation and readable labels. */
.airflow-stage{isolation:isolate;overflow:visible;border-radius:0;background:transparent}
.airflow-stage canvas{transform:none}
.airflow-key{display:flex;justify-content:center;gap:24px;flex-wrap:wrap;color:#c5d4db;font-size:12px;padding:8px 0 10px}
.airflow-key span{display:flex;align-items:center;gap:8px}.airflow-key i{width:23px;height:3px;background:#40d5ff;display:block}.airflow-key .return{background:#ffa01f}
.system-story{grid-template-columns:minmax(0,2.15fr) minmax(270px,1fr);gap:2.5vw;flex:1 0 auto;min-height:auto}
.immersive-system .footnote{margin-top:18px;padding-top:0;flex:none}
.system-cutaway{margin:0;width:100%}.system-cutaway .airflow-stage{height:min(48vh,540px);min-height:270px;max-height:none}
.system-cutaway figcaption{flex-wrap:wrap;gap:8px 20px;font-size:10px;margin-top:0}
.system-explanation .guide-navigation{gap:18px}.system-explanation .guide-choice{gap:7px;font-size:13px}
.system-explanation .guide-content h3{font-size:23px}.system-explanation .guide-content p{font-size:16px}
.immersive-cover{overflow-y:auto}.immersive-cover .cover-copy{width:100%;flex:none}
.cover-copy h1{font-size:clamp(32px,3vw,48px);line-height:1.08}.cover-copy h1 br{display:none}.cover-copy p{font-size:17px;margin-top:7px}
.cover-freezer{position:relative;inset:auto;flex:1 0 300px;min-height:300px;width:100%;height:auto;margin:8px 0 10px;pointer-events:auto;display:flex;flex-direction:column}
.cover-freezer .airflow-stage{flex:1;min-height:260px;width:100%;height:100%;max-height:none}
.cover-freezer .airflow-key{padding-right:170px}.cover-motion{right:0;bottom:0;min-height:40px;font-size:11px}
.cover-caption{position:static;max-width:none;font-size:10px;margin:0 0 10px;color:#a8bdc6}
.cover-bottom{flex:none;margin-top:0;padding:0}.cover-chapters{gap:24px}.cover-chapters button{font-size:12px}.cover-chapters button span{width:35px;height:35px}
.closing-freezer{right:-5%;width:75%;opacity:.45}.closing-freezer .airflow-key{display:none}
@media(max-width:900px){
 .system-story{display:flex;gap:24px}.system-cutaway{width:100%;margin:0}.system-cutaway .airflow-stage{height:auto;aspect-ratio:1600/925;min-height:0}
 .system-explanation .guide-content p{font-size:16px}.airflow-key{gap:8px 18px;font-size:11px;justify-content:flex-start;padding:12px 0}
 .cover-copy h1{font-size:35px}.cover-copy h1 br{display:initial}.cover-copy p{font-size:16px}
 .cover-freezer{flex:none;width:100%;height:auto;min-height:0;margin:18px 0 12px;padding-bottom:44px}
 .cover-freezer .airflow-stage{flex:none;height:auto;aspect-ratio:1600/925;min-height:0}
 .cover-freezer .airflow-key{padding-right:0}.cover-motion{right:auto;left:0;bottom:0;min-height:40px}
 .cover-caption{order:0;margin:0 0 20px;text-align:left}.cover-bottom{gap:20px;margin:0;padding:0}.cover-chapters{gap:18px;justify-content:space-between}
 .closing-freezer{top:42%;right:-12%;width:120%;height:58%}
}

/* Review layout: benefits and decisive numbers stay visible without tabs. */
/* One registered scene, with a touch/keyboard comparison control. */
.commercial.immersive-photos.field-same-scene{display:flex;flex-direction:column;gap:0;padding:22px 4vw 12px;overflow:hidden;scrollbar-gutter:auto}
.field-same-scene .field-heading{flex:none;margin:0 0 15px;align-items:center}
.field-same-scene .field-heading .eyebrow{margin-bottom:8px}
.field-same-scene .field-heading h2{font-size:clamp(30px,3vw,44px);line-height:1.08}
.field-same-scene .field-heading h2 br{display:none}
.field-same-scene .field-heading h2 em:before{content:' '}
.field-same-scene .field-intro{font-size:15px;margin:0;max-width:260px}
.field-compare-shell{position:relative;display:flex;justify-content:center;align-items:center;min-height:180px;flex:1;overflow:hidden;background:#0b151b66;border:1px solid #a8bfca26;border-radius:8px}
.field-compare-scene{position:relative;flex:none;overflow:hidden;isolation:isolate;background:#111;max-width:100%;max-height:100%;--reveal:0%}
.field-compare-scene>img{position:absolute;inset:0;width:100%;height:100%;object-fit:fill;user-select:none;pointer-events:none}
.field-before-reveal>[data-compare-before]{position:absolute;inset:0;width:100%;height:100%;object-fit:fill;user-select:none;pointer-events:none}
.field-compare-scene>[data-compare-after]{z-index:1}
.field-before-reveal{position:absolute;inset:0;z-index:2;clip-path:inset(0 calc(100% - var(--reveal)) 0 0);pointer-events:none}
.field-mask-defs{position:absolute;pointer-events:none}
.field-compare-label{position:absolute;top:16px;z-index:3;display:flex;flex-direction:column;gap:5px;padding:10px 14px;background:#102029e8;border-top:2px solid var(--orange);pointer-events:none;max-width:45%}
.field-compare-label b{font-size:12px;letter-spacing:.09em;font-weight:600;color:#fff}
.field-compare-label span{font-size:12px;color:#deeaef;line-height:1.3}
.field-compare-label-before{left:16px}.field-compare-label-after{right:16px}
.field-compare-divider{position:absolute;z-index:4;top:0;bottom:0;width:2px;left:var(--reveal);background:var(--orange);pointer-events:none;filter:drop-shadow(0 0 4px #0008)}
.field-compare-divider>span{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center;width:48px;height:48px;border:3px solid #fff;border-radius:50%;background:var(--orange);color:#111;font-size:32px;line-height:1;letter-spacing:2px}
.field-compare-scene>input{appearance:none;-webkit-appearance:none;position:absolute;z-index:5;inset:0;width:100%;height:100%;margin:0;padding:0;opacity:0;cursor:ew-resize;touch-action:pan-y}
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/* Final presentation pass: equipment, evidence and reading order. */
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/* Mobile reading and disclosure: essential copy stays visible. */
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#stage{position:relative}
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dialog .dialog-head{flex:none;margin:0;padding:22px 26px;border-bottom:1px solid var(--line);gap:16px;background:#111f28;align-items:center}
dialog #dialog-title{min-width:0;line-height:1.2;outline:none}
dialog #close-dialog{flex:none;width:44px;height:44px;min-width:44px;min-height:44px;padding:0;display:grid;place-items:center}
dialog #dialog-body{min-height:0;overflow:auto;overscroll-behavior:contain;padding:24px 26px;scroll-padding:16px;font-size:16px;line-height:1.6}
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dialog #dialog-body h3{line-height:1.3;margin:22px 0 12px}
dialog #dialog-body h3:first-child{margin-top:0}
dialog #dialog-body p{margin:0 0 18px}
dialog #dialog-body article+article{margin-top:28px}
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dialog .support-topics button{min-height:52px;font-size:15px;display:flex;align-items:center;justify-content:space-between;gap:14px;border-radius:8px;padding:14px;text-align:left}
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 .mobile-rotor-explanations p{font-size:16px;line-height:1.55;color:#c5d5de;margin:0}
 .mobile-rotor-explanations .text-action{min-height:44px;padding:12px 0 0;font-size:15px;color:#ffc061;margin:6px 0 0;display:block}
 .commercial.immersive-rotor .rotor-stage{order:4}
 .commercial.immersive-rotor .rotor-actions{order:5;flex-wrap:wrap}
 .commercial.immersive-rotor .rotor-actions .text-action{min-height:44px;padding:12px 0;font-size:15px}
 .commercial{padding-bottom:38px;scroll-padding-top:18px}
 .mobile-reading-hint:not([hidden]){display:block;position:absolute;z-index:4;bottom:3px;left:50%;transform:translateX(-50%);white-space:nowrap;padding:4px 10px;border:1px solid #49606c;border-radius:20px;background:#10202bf2;color:#dce8ed;font-size:12px;line-height:1.25;pointer-events:none}
 dialog[open]{width:calc(100vw - 20px);max-width:600px;max-height:calc(100dvh - 24px);margin:auto;border-radius:14px}
 dialog .dialog-head{padding:16px;gap:12px}
 dialog .dialog-head h2{font-size:23px}
 dialog #dialog-body{padding:20px 18px;font-size:16px;line-height:1.6}
 dialog #dialog-body h3{font-size:21px}
 dialog .support-topics{grid-template-columns:1fr;margin:0}
 dialog #dialog-body .specs{gap:18px}
 dialog #dialog-body .specs b{font-size:25px}
 dialog .application-details-table{overflow:visible}
 dialog .application-details-table table,dialog .application-details-table tbody{display:block;width:100%;min-width:0}
 dialog .application-details-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
 dialog .application-details-table tr{display:block;margin-bottom:16px;border:1px solid #abc5d52e;border-radius:10px;overflow:hidden;background:#172934}
 dialog .application-details-table td{display:block;min-width:0;width:auto;white-space:normal;padding:12px 14px;border:0;font-size:16px;line-height:1.45;overflow-wrap:anywhere}
 dialog .application-details-table td+td{border-top:1px solid #abc5d51c}
 dialog .application-details-table td:first-child{font-weight:600;color:#f1f5f6}
 dialog .table-cell-label{display:block;color:#a7c1d0;font-size:12px;font-weight:400;margin-bottom:5px}
 .commercial .gallery-actions button,.commercial .record-toolbar button{min-width:44px;min-height:44px;font-size:14px}
 .commercial .gallery-dots{gap:0;justify-content:space-between}
 .commercial .gallery-dots button{min-width:40px;min-height:44px;background-clip:content-box;padding:16px}
 .commercial .application-detail-actions{align-items:flex-start;flex-direction:column;gap:8px}
 .commercial .application-detail-actions>button{min-height:44px;font-size:15px;line-height:1.4}
 .commercial .application-detail-actions>span{text-align:left}
 .commercial.review-economics .calculator label{grid-template-columns:minmax(0,1fr) 142px;font-size:15px}
 .commercial.review-economics .calculator label>span{font-size:12px}
 .commercial.review-economics .calculator input{font-size:16px;min-height:48px;padding:12px 8px}
 .commercial.review-economics .mobile-calc-jump{display:flex;width:100%;justify-content:center;margin-top:20px;min-height:48px;font-size:15px}
 .commercial.review-economics .mobile-calc-edit{display:block;min-height:44px;font-size:15px;margin-top:10px;padding:10px 0;color:#ffc061}
 .support-menu summary{min-height:44px;display:flex;align-items:center;font-size:14px}
 .nav-right>button{width:44px;height:44px;min-width:44px;min-height:44px}
 .support-menu .nav-left button{min-height:48px;font-size:15px;text-align:left}
 .masthead #menu{min-height:44px}
}


/* Slides 9–11: composition for a projected presentation. */
.commercial.review-project,.commercial.review-fieldwork,.commercial.review-comparison{padding:25px 4vw 20px;background:linear-gradient(115deg,#09131ce8,#101c23bf 60%,#101c2380);overflow-x:hidden}
.review-project .eyebrow,.review-fieldwork .eyebrow,.review-comparison .eyebrow{margin:0 0 14px;font-size:11px;letter-spacing:.15em}
.review-project h2,.review-fieldwork h2,.review-comparison h2{font-size:clamp(36px,3.6vw,60px);line-height:1.05;margin:0;letter-spacing:-.04em;font-weight:500}
.scope-heading>p:last-child{color:#afc2ce;font-size:18px;margin:17px 0 0;line-height:1.5}
.scope-roadmap{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px;margin:35px 0 28px;flex:1;align-items:start}
.scope-step{min-width:0;position:relative}.scope-step-number{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #a8c6d52b;padding-bottom:15px;margin-bottom:21px}.scope-step-number>span{font-size:64px;line-height:1;color:#ffac22;font-weight:300;letter-spacing:-.07em}.scope-step-number>i{font-size:28px;color:#8aa2b0;font-style:normal}.scope-step:last-child .scope-step-number>i{opacity:0}.scope-step h3{font-size:clamp(22px,1.8vw,30px);font-weight:500;letter-spacing:-.03em;margin:0 0 12px}.scope-step>b{font-size:17px;font-weight:400;line-height:1.4;display:block;color:#e2e9ed}.scope-step>p{font-size:15px;line-height:1.6;color:#a8beca;margin:12px 0 17px;max-width:260px}.scope-step>button{display:flex;gap:15px;align-items:center;color:#ffbd58;font-size:13px;background:none;border:0;padding:10px 0;min-height:44px;text-align:left}.scope-step>button>span{font-size:19px}
.scope-measures{border-top:1px solid #a7c8d42b;padding-top:20px;display:grid;grid-template-columns:1.2fr repeat(4,1fr);align-items:center;gap:22px;flex:none}.scope-measures>span{font-size:13px;color:#a7becb;max-width:155px;line-height:1.5}.scope-measures>div{display:flex;align-items:center;gap:12px}.scope-measures b{font-size:26px;color:#e9f0f3;font-weight:400;white-space:nowrap}.scope-measures div>span{font-size:13px;line-height:1.5;color:#a9bfcb;max-width:120px}.scope-footer{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:18px;flex:none}.scope-footer>p{font-size:12px;color:#8fa9b7;margin:0}.scope-footer>.text-action{font-size:12px;color:#a8c2d0;min-height:32px}
.work-heading{flex:none;margin-bottom:25px}.work-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;flex:1;min-height:0}.work-tile{display:grid;grid-template-rows:minmax(180px,1fr) 126px;margin:0;min-width:0;min-height:0}.work-image{position:relative;display:block;width:100%;flex:1;min-height:180px;padding:0;border:0;border-radius:3px;overflow:hidden;background:#101b23}.work-image img{display:block;width:100%;height:100%;position:absolute;inset:0;object-fit:cover;object-position:var(--work-focus,50% 50%);transform-origin:var(--work-origin,center);scale:var(--work-zoom,1)}.work-tile:nth-child(1){--work-focus:50% 0%;--work-origin:20% 0%;--work-zoom:1.2}.work-tile:nth-child(2){--work-focus:50% 65%;--work-origin:center;--work-zoom:1}.work-tile:nth-child(3){--work-focus:0% 52%;--work-origin:0% 50%;--work-zoom:1.25}.work-image:after{content:'';position:absolute;inset:0;box-shadow:inset 0 0 0 1px #ffffff16;pointer-events:none}.work-image-number{position:absolute;top:12px;left:12px;color:#fff;background:#07131ccb;border:1px solid #ffffff26;width:34px;height:34px;display:grid;place-items:center;border-radius:50%;font-size:11px}.work-enlarge{position:absolute;bottom:12px;right:12px;width:34px;height:34px;display:grid;place-items:center;border:1px solid #fff9;background:#0b1723cc;border-radius:50%;color:white;font-size:19px}.work-tile figcaption{padding-top:16px;flex:none}.work-tile figcaption>span{font-size:10px;color:#ffb037;text-transform:uppercase;letter-spacing:.14em}.work-tile h3{font-size:clamp(21px,1.65vw,27px);font-weight:500;margin:8px 0;letter-spacing:-.03em}.work-tile figcaption>p{font-size:14px;line-height:1.5;color:#a9c0cd;max-width:370px;margin:0}.work-switch{display:none}.work-method{border-top:1px solid #a6c7d42d;display:flex;align-items:center;gap:20px;margin-top:22px;padding-top:15px;flex:none}.work-method-mark{color:#ffad26;font-size:40px;font-weight:300;line-height:1;flex:none}.work-method>p{margin:0;font-size:13px;color:#9fb6c3;line-height:1.5;flex:1}.work-method>p>b{display:block;font-size:15px;font-weight:500;color:#e2ebef;margin-bottom:3px}.work-method>button{padding:12px 0 12px 20px;border:0;background:transparent;color:#ffb650;font-size:14px;display:flex;align-items:center;gap:20px;min-height:44px}.work-method>button>span{font-size:23px}.work-original{display:block;max-width:100%;max-height:65vh;object-fit:contain;margin:auto}
.review-comparison{display:flex;min-height:0;overflow-y:hidden}.comparison-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:25px;flex:none;margin-bottom:20px}.comparison-heading h2{white-space:nowrap}.comparison-tabs{display:flex;gap:4px;border:1px solid #89adbe38;background:#091722a3;padding:4px;border-radius:7px;margin:0;flex:none}.comparison-tabs>button{border:0;border-radius:4px;padding:11px 19px;min-height:44px;font-size:14px;color:#9db6c6;background:transparent}.comparison-tabs>button[aria-pressed=true]{color:#fbc067;background:#24313c}.comparison-context{display:flex;justify-content:space-between;gap:15px;align-items:center;flex:none;margin:0 0 12px}.comparison-context p{font-size:14px;color:#d0dee6;margin:0}.comparison-context>span{font-size:11px;color:#8da9b9;letter-spacing:.06em}.comparison-chart{width:100%;position:relative;flex:1;min-height:230px;background:none;border:0;border-radius:0;padding:0;cursor:pointer;overflow:visible}.comparison-chart svg{display:block;position:absolute;inset:0;width:100%;height:100%;min-width:0;max-height:none}.comparison-chart text{font-family:inherit}.chart-grid{fill:none;stroke:#9bb9c522;stroke-dasharray:3 5;stroke-width:1}.chart-axis{fill:#8eaab9;font-size:13px}.chart-unit{font-size:14px;font-weight:500;letter-spacing:.02em}.axis-flow{fill:#ffb53f}.axis-current{fill:#76dba5}.bar-value{fill:#f5f6f3;font-size:25px;font-weight:600;paint-order:stroke;stroke:#101a25;stroke-width:3px}.comparison-bar{opacity:.77}.comparison-bar.is-selected{opacity:1;stroke:#ffd584;stroke-width:1.2}.selected-column{fill:#91afc609}.current-line{stroke:#5fe39b;stroke-width:3.5;fill:none;stroke-linecap:round;stroke-linejoin:round}.current-dot{fill:#5fe39b;stroke:#ddfae8;stroke-width:2}.current-value{fill:#78efaf;font-size:20px;font-weight:500;paint-order:stroke;stroke:#0e1b25;stroke-width:5px}.comparison-points{display:grid;grid-template-columns:repeat(var(--point-count),minmax(0,1fr));gap:0;padding:0 var(--chart-right) 0 var(--chart-left);flex:none;margin:4px 0 0}.comparison-points>button{font-size:18px;color:#9cb4c2;background:none;border:0;border-bottom:2px solid transparent;border-radius:0;min-height:44px;padding:10px 6px;white-space:nowrap}.comparison-points>button[aria-pressed=true]{color:#ffbf5c;border-color:#ffae27}.comparison-footer{display:flex;justify-content:space-between;gap:24px;align-items:center;flex:none;margin:18px 0 0;padding-top:14px;border-top:1px solid #a1bdca28}.comparison-legend{display:flex;align-items:center;justify-content:flex-start;gap:25px;margin:0}.comparison-legend button{display:flex;align-items:center;gap:9px;background:none;border:0;padding:6px 0;min-height:36px;font-size:14px;color:#e0ebef}.comparison-legend button>span{color:#8ea9b9;font-size:12px}.comparison-legend i{display:block;width:24px;height:11px;border-radius:2px}.legend-flow{background:#ffae27}.legend-current{height:3px!important;background:#5fe39b}.comparison-legend button[aria-pressed=false]{opacity:.4}.comparison-footer>p{margin:0;color:#eac491;font-size:15px}.comparison-limit{font-size:11px;line-height:1.4;color:#809cae;flex:none;margin:10px 0 0;border:0;padding:0}
@media(min-width:901px) and (max-height:780px){.commercial.review-project,.commercial.review-fieldwork,.commercial.review-comparison{padding:18px 4vw 14px}.review-project h2,.review-fieldwork h2,.review-comparison h2{font-size:42px}.scope-heading>p:last-child{font-size:16px;margin-top:12px}.scope-roadmap{margin:23px 0 20px;gap:26px}.scope-step-number{padding-bottom:10px;margin-bottom:15px}.scope-step-number>span{font-size:49px}.scope-step h3{font-size:24px;margin-bottom:8px}.scope-step>b{font-size:15px}.scope-step>p{font-size:13px;margin:9px 0 8px}.scope-measures{padding-top:14px}.scope-footer{margin-top:10px}.work-heading{margin-bottom:18px}.work-tile{grid-template-rows:minmax(180px,1fr) 100px}.work-tile figcaption{padding-top:12px}.work-tile h3{font-size:23px}.work-tile figcaption>p{font-size:13px}.work-method{margin-top:16px;padding-top:11px}.comparison-heading{margin-bottom:14px}.comparison-context{margin-bottom:6px}.comparison-footer{margin-top:10px;padding-top:8px}.comparison-limit{margin-top:5px}}
@media(max-width:900px){.commercial.review-project,.commercial.review-fieldwork,.commercial.review-comparison{padding:20px 22px 30px;overflow-y:auto}.review-project h2,.review-fieldwork h2,.review-comparison h2{font-size:36px}.scope-heading>p:last-child{font-size:16px;margin-top:14px}.scope-roadmap{grid-template-columns:1fr;gap:0;margin:28px 0 22px;flex:none}.scope-step{padding:0 0 22px 52px;border-left:1px solid #5a788a;margin-left:15px}.scope-step:last-child{border-color:transparent}.scope-step-number{border:0;margin:0;padding:0;position:absolute;left:-16px;top:0}.scope-step-number>span{width:31px;height:31px;border-radius:50%;background:#132331;border:1px solid #b98540;font-size:12px;letter-spacing:0;display:grid;place-items:center;color:#ffc066;font-weight:500}.scope-step-number>i{display:none}.scope-step h3{font-size:24px;margin-bottom:7px}.scope-step>b{font-size:15px}.scope-step>p{font-size:14px;max-width:none;margin:8px 0 5px}.scope-step>button{padding:5px 0;font-size:13px;min-height:38px}.scope-measures{grid-template-columns:1fr 1fr;gap:20px}.scope-measures>span{grid-column:1/-1;max-width:none}.scope-measures>div{gap:10px}.scope-measures b{font-size:25px}.scope-footer{align-items:flex-start;gap:12px}.scope-footer>p{max-width:220px;line-height:1.5}.work-heading{margin-bottom:20px}.work-switch{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;flex:none;margin-bottom:16px;padding:4px;background:#0b1a24;border:1px solid #99bac52b;border-radius:6px}.work-switch>button{font-size:12px;padding:10px 4px;min-height:42px;border:0;background:none;color:#9ab4c3;border-radius:4px}.work-switch>button[aria-pressed=true]{color:#ffc36b;background:#29333b}.work-gallery{display:block;flex:none}.work-tile{display:block}.work-tile[data-active=false]{display:none}.work-image{height:315px;min-height:0;flex:none}.work-tile img{object-fit:cover;object-position:var(--work-focus);background:#0b1822}.work-tile:nth-child(1){--work-zoom:1.08}.work-tile:nth-child(2){--work-focus:50% 65%}.work-tile:nth-child(3){--work-focus:0% 50%;--work-zoom:1.08}.work-tile figcaption{padding-top:15px}.work-tile h3{font-size:25px}.work-tile figcaption>p{font-size:15px}.work-method{align-items:flex-start;flex-wrap:wrap;margin-top:24px}.work-method>p{font-size:14px;flex-basis:70%}.work-method>p>b{font-size:16px}.work-method-mark{font-size:36px}.work-method>button{padding:5px 0;margin-left:42px;font-size:14px}.comparison-heading{display:block;margin-bottom:17px}.comparison-heading h2{font-size:36px;white-space:normal}.comparison-tabs{margin-top:20px;width:100%;display:grid;grid-template-columns:1fr 1fr}.comparison-tabs>button{font-size:13px;padding:10px;min-height:42px}.comparison-context{display:block;margin-bottom:12px}.comparison-context p{font-size:13px}.comparison-context>span{display:block;font-size:10px;margin-top:6px}.comparison-chart{flex:none;height:260px;min-height:0;margin-top:2px}.comparison-chart svg{max-height:none;min-width:0}.chart-unit{font-size:10px}.chart-axis{font-size:9px}.bar-value{font-size:12px;stroke-width:2}.current-value{font-size:12px;stroke-width:4}.current-line{stroke-width:2.5}.current-dot{stroke-width:1.5}.comparison-points>button{font-size:13px;padding:8px 0;min-height:42px}.comparison-footer{display:block;margin-top:15px;padding-top:13px}.comparison-legend{gap:24px}.comparison-legend button{font-size:13px;min-height:40px}.comparison-legend button>span{font-size:11px}.comparison-footer>p{font-size:14px;margin-top:10px}.comparison-limit{font-size:11px;line-height:1.5;margin-top:13px}}
@media(prefers-reduced-motion:no-preference){.work-image img{transition:transform .35s ease}.work-image:hover img{transform:scale(1.025)}.comparison-bar{transition:opacity .18s}}


/* Shared type, spacing and surface system. The existing industrial art direction stays intact. */
:root {
  --ink: #f4f5f3;
  --muted: #c0cbd1;
  --orange: #ffab25;
  --line: #bfd1db2b;
  --gutter: clamp(24px, 4.2vw, 88px);
  --title-size: clamp(36px, 3.65vw, 62px);
  --body-size: clamp(16px, 1.35vw, 21px);
}
body { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
.masthead, .nav { padding-inline: var(--gutter); transform: translateZ(0); }
.masthead { height: 76px; }
.brand { width: 168px; }
.edition { font-size: 10px; letter-spacing: .13em; color: #b5c1c8; }
.masthead #menu { border: 1px solid var(--line); border-radius: 8px; padding: 8px 16px; gap: 18px; }
#stage { height: calc(100dvh - 140px); padding: 0; }
.nav { height: 64px; background: #10181f7a; }
.progress { left: var(--gutter); right: var(--gutter); background: #b2c8d526; }
.chapter-nav { gap: 28px; }
.chapter-nav button { font-size: 13px; position: relative; color: #b9c4cb; }
.chapter-nav button[aria-current=true]::after { content: ''; height: 2px; position: absolute; bottom: 5px; left: 0; right: 0; background: var(--orange); }
.nav-right>span { font-size: 13px; font-variant-numeric: tabular-nums; }
.nav-right #next { background: #ffab2512; }
.support-menu summary { font-size: 13px; }
.support-menu { transform: translateZ(0); }
.refined.commercial { padding: 22px var(--gutter) 24px; scrollbar-width: thin; scrollbar-color: #65747d transparent; }
.refined:not(.immersive-cover) { background: linear-gradient(110deg, #10171ded 0%, #10171dd6 48%, #1019239e 100%); }
.refined :is(h1,h2,h3) { font-weight: 600; }
.refined h2 { font-size: var(--title-size); line-height: 1.1; letter-spacing: -.035em; text-wrap: balance; max-width: 1140px; }
.refined h3 { line-height: 1.2; letter-spacing: -.022em; text-wrap: balance; }
.refined :is(p,small) { text-wrap: pretty; }
.refined .eyebrow { display: block; color: #ffc16b; font-size: 11px; font-weight: 600; letter-spacing: .14em; line-height: 1.5; margin: 0 0 16px; }
.refined .lead { font-size: var(--body-size); line-height: 1.6; color: var(--muted); margin-top: 20px; max-width: 960px; }
.refined .scope-note { font-size: 13px; line-height: 1.55; background: #0b141b8c; border-left: 2px solid #ffab2580; padding: 12px 16px; margin-top: 22px; color: #bfcdd5; max-width: none; }
.refined .footnote { color: #acbbc5; font-size: 11px; line-height: 1.5; margin-top: 12px; padding-top: 0; }
.refined :is(.solid,.outline) { border-radius: 9px; min-height: 48px; font-size: 14px; padding: 12px 22px; }
.refined .solid { box-shadow: 0 8px 26px #ff9b0614; font-weight: 600; }
.refined .outline { background: #13212a66; border-color: #b5c9d33d; }
.refined .text-action { font-size: 13px; color: #d5e0e6; text-decoration-color: #b8c7d34d; }
.refined :is(strong,td,dd,input) { font-variant-numeric: tabular-nums; }
.refined .reveal { animation-duration: .24s; }
/* Opening: composed as one message beside one large scene. */
.refined.immersive-cover { display: grid; grid-template-columns: 1fr 1.2fr; grid-template-rows: minmax(0,1fr) auto auto; gap: 16px 20px; }
.refined.immersive-cover .cover-copy { align-self: center; width: 100%; max-width: none; }
.refined.immersive-cover .cover-copy h1 { font-size: clamp(38px, 4vw, 68px); line-height: 1.08; letter-spacing: -.04em; font-weight: 600; }
.refined.immersive-cover .cover-copy>p:not(.eyebrow) { max-width: 520px; margin-top: 24px; font-size: clamp(21px,1.7vw,27px); line-height: 1.55; color: #d8e1e6; }
.refined.immersive-cover .cover-objective strong { color: #ffc16b; font-weight: 600; }
.refined.immersive-cover .cover-copy>.eyebrow { font-size: 11px; margin: 0 0 18px; line-height: 1.5; }
.refined.immersive-cover .cover-freezer { grid-column: 2; grid-row: 1; position: relative; inset: auto; width: 100%; height: 100%; min-height: 0; margin: 0; padding-bottom: 42px; }
.refined.immersive-cover .cover-freezer .airflow-stage { min-height: 0; flex: 1; }
.refined.immersive-cover .airflow-key { font-size: 11px; gap: 10px 18px; padding: 0; justify-content: center; }
.refined.immersive-cover .cover-motion { bottom: 0; right: 0; font-size: 11px; }
.refined.immersive-cover .cover-caption { grid-column: 1/-1; max-width: none; position: static; background: none; border: 0; padding: 0; margin: 0; color: #afbec7; font-size: 12px; line-height: 1.5; text-wrap: pretty; }
.refined.immersive-cover .cover-bottom { grid-column: 1/-1; margin: 0; padding: 18px 0 0; border-top: 1px solid var(--line); gap: 18px; }
.refined.immersive-cover .cover-chapters { gap: 22px; }
.refined.immersive-cover .cover-chapters button { gap: 9px; font-size: 12px; color: #c3cdd3; }
.refined.immersive-cover .cover-chapters button span { width: 30px; height: 30px; font-size: 11px; border-color: #bfd1db3d; }
.refined.immersive-cover .cover-actions { gap: 10px; }
.refined.immersive-cover .cover-actions .outline { border: 0; padding-inline: 12px; background: none; color: #c5d1d9; }
/* Principle, evidence, and the illustrative capacity calculation. */
.refined .review-cards { margin: 28px 0 22px; gap: 30px; }
.refined .review-cards article { border-color: #ffab2559; padding-top: 18px; }
.refined .review-kicker { font-size: 11px; margin-bottom: 12px; color: #ffc16b; }
.refined .review-cards h3 { font-size: clamp(23px, 2vw, 30px); margin-bottom: 12px; }
.refined .review-cards p { font-size: 16px; line-height: 1.6; color: #c1cdd4; max-width: 360px; }
.refined .process-chain { font-size: 14px; padding: 18px 0; color: #dce5ea; }
.refined .review-result { flex: 1; gap: 6vw; grid-template-columns: .8fr 1.5fr; margin: 24px 0 8px; }
.refined .review-big { font-size: clamp(88px, 9vw, 150px); line-height: 1; letter-spacing: -.06em; font-weight: 500; }
.refined .review-result>div>p { font-size: 23px; margin: 16px 0 9px; }
.refined .review-result small { font-size: 13px; color: #b3c2cc; }
.refined .review-table { border-collapse: collapse; }
.refined .review-table thead { background: #14242f99; }
.refined .review-table thead th { font-size: 12px; font-weight: 500; color: #b8c9d4; padding-block: 14px; }
.refined .review-table th,.refined .review-table td { padding: 18px 16px; border-bottom: 1px solid var(--line); }
.refined .review-table tbody th { font-size: 15px; font-weight: 500; }
.refined .review-table td { font-size: clamp(22px, 2.05vw, 32px); white-space: nowrap; }
.refined .review-table td:last-child { color: #ffc16b; background: #ffab2507; }
.refined.review-capacity .lead { margin-top: 16px; }
.refined .capacity-table { margin-top: 24px; }
.refined .capacity-table td { font-size: clamp(28px, 2.65vw, 44px); }
.refined .capacity-formula { margin-top: 20px; font-size: 16px; color: #c5d3dc; }
/* Rotor: all topics and actions remain in the visible presentation area. */
.refined.immersive-rotor .rotor-copy { width: 46%; }
.refined.immersive-rotor .rotor-copy h2 { font-size: var(--title-size); }
.refined.immersive-rotor .rotor-copy .lead { margin-top: 17px; max-width: 490px; font-size: 17px; line-height: 1.55; }
.refined.immersive-rotor .rotor-topics { margin-top: 24px; }
.refined.immersive-rotor .rotor-topics button { font-size: 19px; min-height: 0; padding: 0 0 18px 27px; }
.refined.immersive-rotor .rotor-topics button:last-child { padding-bottom: 0; }
.refined.immersive-rotor .rotor-topics small { font-size: 14px; line-height: 1.5; margin-top: 6px; max-width: 370px; color: #b6c6d0; }
.refined.immersive-rotor .rotor-topics small br { display: none; }
.refined.immersive-rotor .rotor-topics button:before { width: 16px; height: 16px; left: -8px; top: 3px; }
.refined.immersive-rotor .rotor-actions { margin-top: 24px; gap: 20px; }
.refined.immersive-rotor .rotor-actions .solid { min-width: 160px; }
.refined.immersive-rotor .rotor-stage { height: 100%; top: 0; width: 57%; right: 0; }
.refined.immersive-rotor .rotor-detail { width: clamp(110px, 10vw, 175px); left: 7%; top: 5%; }
.refined .rotor-caption { font-size: 10px; color: #b3c1cb; }
.refined.review-results > .scope-note { font-size: clamp(16px,1.25vw,19px); line-height: 1.55; }
@media(min-width:901px) {
  .refined.immersive-rotor .rotor-copy { width: 52%; max-width: 680px; }
  .refined.immersive-rotor .rotor-copy .lead { max-width: none; }
  .refined.immersive-rotor .rotor-topics small { max-width: none; }
  .refined.immersive-rotor .rotor-stage { width: 49%; }
}
/* Photography and applications use consistent captions and quieter controls. */
.refined .field-heading { margin-bottom: 20px; }
.refined .field-intro { font-size: 14px; color: #bdccd4; }
.refined .field-compare-shell { border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.refined .field-compare-controls button { border-radius: 7px; }
.refined .comparison-disclosure { flex: none; color: #becbd4; font-size: 11px; line-height: 1.5; margin-top: 8px; }
.refined.field-same-scene .field-compare-shell { min-height: 0; }
.refined .application-top { margin-bottom: 20px; }
.refined.immersive-applications .application-stage-note { font-size: 13px; margin: 0 0 24px; }
.refined.immersive-applications .application-impact { min-height: 0!important; flex: 1; gap: 5vw; }
.refined .application-record>img { border-radius: 7px; }
.refined .application-card { padding: 18px 0; }
.refined .application-card h3 { font-size: 26px; }
.refined .application-quantity strong { font-size: 48px; font-weight: 500; }
.refined .application-detail-actions { margin-top: 18px; }
.refined .application-detail-actions>span { font-size: 12px; }
/* The calculator is the primary task; the reported case is available in context. */
.refined.review-economics h2 { font-size: clamp(34px, 3.35vw, 55px); }
.case-reference { flex: none; margin-top: 20px; border: 1px solid var(--line); border-radius: 8px; background: #14232c99; }
.case-reference>summary { min-height: 48px; display: flex; gap: 20px; align-items: center; padding: 10px 18px; cursor: pointer; font-size: 12px; color: #c2d0d9; }
.case-reference>summary strong { font-size: 20px; font-weight: 500; color: #ffc16b; margin-left: auto; }
.case-toggle { color: #d9e4ea; text-decoration: underline; text-underline-offset: 4px; }
.case-reference .reported-case { border: 0; border-top: 1px solid var(--line); border-radius: 0; background: none; margin: 0; padding: 18px; }
.calculator-method { flex: none; margin-top: 12px; border-top: 1px solid var(--line); }
.calculator-method > summary { min-height: 44px; padding: 12px 0; cursor: pointer; font-size: 13px; color: #d5e0e6; }
.calculator-method .scope-note { margin-top: 0; }
.refined .review-calculator { gap: 5vw; grid-template-columns: 1.15fr 1fr; margin-top: 24px; }
.refined .review-calculator h3 { font-size: 23px; }
.refined .calc-intro { font-size: 12px; line-height: 1.5; margin-top: 7px; }
.refined .review-calculator .calculator { margin-top: 14px; }
.refined .review-calculator .calculator label { font-size: 14px; padding: 8px 0; grid-template-columns: 1fr 166px; }
.refined .review-calculator .calculator label>span { font-size: 11px; color: #aebfc9; }
.refined .review-calculator .calculator input { min-height: 42px; font-size: 16px; background: #0e1a24; border: 1px solid #a6c3d14d; border-radius: 6px; padding: 10px 12px; }
.refined .review-calculator .calculator input:focus { border-color: var(--orange); }
.refined .review-calc-results { border: 1px solid #ffb64a40; border-radius: 10px; padding: 20px 24px; background: linear-gradient(145deg,#26303aeb,#17242dec); }
.refined .review-calc-results dl { margin-bottom: 20px; }
.refined .review-calc-results dl>div { padding: 8px 0; }
.refined .review-calc-results dt { font-size: 13px; }
.refined .review-calc-results dd { font-size: 21px; }
.refined .review-payback { font-size: 76px; line-height: 1; font-weight: 500; }
.refined .review-calc-results>span { font-size: 14px; margin-top: 8px; color: #e0e8ed; }
.refined .review-calc-results>p { font-size: 12px; margin-top: 16px; }
.refined.review-economics>.scope-note { font-size: 12px; margin-top: 18px; padding: 10px 14px; }
.refined.review-economics>.footnote { font-size: 10px; margin-top: 8px; }
/* Project, records and chart share the same heading and caption scale. */
.refined .scope-heading>p:last-child { font-size: 17px; color: #becbd3; margin-top: 16px; }
.refined .scope-roadmap { gap: 30px; margin: 28px 0 24px; }
.refined .scope-step-number { margin-bottom: 18px; }
.refined .scope-step-number>span { font-size: 54px; font-weight: 400; }
.refined .scope-step h3 { font-size: 26px; }
.refined .scope-step>b { font-size: 16px; }
.refined .scope-step>p { font-size: 14px; color: #b7c7d1; }
.refined .scope-step>button { font-size: 13px; min-height: 44px; }
.refined .scope-measures { background: #10212a73; padding: 18px; border-radius: 8px; }
.refined .scope-footer>p { color: #b2c1cb; font-size: 12px; }
.refined .work-heading { margin-bottom: 22px; }
.refined .work-gallery { gap: 26px; }
.refined .work-image { border-radius: 8px; }
.refined .work-tile { grid-template-rows: minmax(160px,1fr) 108px; }
.refined .work-tile h3 { font-size: 24px; }
.refined .work-tile figcaption>p { font-size: 14px; color: #b5c5cf; }
.refined .work-method>p { font-size: 13px; color: #b3c4ce; }
.refined .comparison-context p { font-size: 14px; }
.refined .comparison-context>span { color: #becbd4; }
.refined .comparison-limit { color: #b4c4ce; font-size: 12px; }
/* Closing: invitation and contact form a deliberate two-column composition. */
.refined.review-closing { display: grid; width: 100%; max-width: none; grid-template-columns: 1.25fr .9fr; gap: 7vw; align-items: center; }
.refined.review-closing .review-closing { max-width: none; }
.refined.review-closing h1 { font-size: clamp(42px, 4.7vw, 80px); line-height: 1.1; letter-spacing: -.04em; }
.refined.review-closing .lead { font-size: 18px; max-width: 560px; line-height: 1.65; margin-top: 26px; }
.closing-contact { border-left: 1px solid #ffab2566; padding: 30px 0 30px 36px; }
.closing-contact .eyebrow { font-size: 11px; }
.closing-contact .contact-primary { margin-top: 10px; gap: 14px; text-decoration: none; }
.closing-contact .contact-details { flex-direction: column; gap: 14px; margin: 28px 0; }
.closing-contact .contact-details a { font-size: 17px; overflow-wrap: anywhere; }
/* Notebook: retain readable copy while fitting complete business slides. */
@media(min-width:901px) and (max-height:800px) {
  .masthead { height: 64px; }
  .nav { height: 60px; }
  #stage { height: calc(100dvh - 124px); }
  .refined.commercial { padding-top: 18px; padding-bottom: 18px; }
  .refined h2 { font-size: clamp(34px,3.5vw,48px); }
  .refined .eyebrow { margin-bottom: 13px; }
  .refined.immersive-cover .cover-copy h1 { font-size: clamp(36px,4vw,56px); }
  .refined.immersive-cover .cover-copy>p:not(.eyebrow) { font-size: 21px; margin-top: 20px; }
  .refined.immersive-cover .cover-bottom { padding-top: 14px; }
  .refined .review-cards { margin: 24px 0 20px; }
  .refined .review-cards p { font-size: 15px; }
  .refined .scope-note { margin-top: 18px; padding: 10px 14px; font-size: 12px; }
  .refined.immersive-rotor .rotor-copy h2 { font-size: clamp(30px,2.65vw,38px); }
  .refined.immersive-rotor .rotor-copy .lead { font-size: 15px; line-height: 1.45; margin-top: 12px; }
  .refined.immersive-rotor .rotor-topics { margin-top: 14px; }
  .refined.immersive-rotor .rotor-topics button { padding-bottom: 10px; font-size: 17px; }
  .refined.immersive-rotor .rotor-topics small { font-size: 13px; line-height: 1.45; margin-top: 4px; }
  .refined.immersive-rotor .rotor-actions { margin-top: 14px; }
  .refined .capacity-table { margin-top: 20px; }
  .refined .capacity-table th,.refined .capacity-table td { padding-block: 14px; }
  .refined .capacity-formula { margin-top: 16px; }
  .refined .application-card { padding-block: 13px; }
  .refined .application-card h3 { font-size: 24px; }
  .refined .application-quantity strong { font-size: 42px; }
  .refined.immersive-applications .application-stage-note { margin-bottom: 18px; }
  .refined .application-detail-actions { margin-top: 12px; }
  .refined.review-economics h2 { font-size: 36px; }
  .case-reference { margin-top: 14px; }
  .case-reference>summary { min-height: 42px; padding-block: 8px; }
  .refined .review-calculator { margin-top: 18px; }
  .refined .review-calculator .calculator { margin-top: 8px; }
  .refined .review-calculator .calculator label { padding-block: 5px; }
  .refined .review-calculator .calculator input { min-height: 38px; padding: 8px 10px; font-size: 15px; }
  .refined .review-calc-results { padding: 16px 20px; }
  .refined .review-calc-results dl { margin-bottom: 16px; }
  .refined .review-calc-results dd { font-size: 19px; }
  .refined .review-payback { font-size: 64px; }
  .refined .review-calc-results>p { margin-top: 10px; }
  .refined .review-calc-results>button { margin-top: 0; }
  .refined.review-economics>.scope-note { margin-top: 14px; padding-block: 8px; }
  .refined .scope-roadmap { margin: 22px 0 16px; }
  .refined .scope-step-number { margin-bottom: 14px; padding-bottom: 10px; }
  .refined .scope-step h3 { font-size: 24px; }
  .refined .scope-step>b { font-size: 15px; }
  .refined .scope-step>p { font-size: 13px; margin: 9px 0; }
  .refined .scope-measures { padding: 14px; }
  .refined .work-method { margin-top: 14px; padding-top: 12px; }
  .refined .work-tile { grid-template-rows: minmax(150px,1fr) 100px; }
  .refined .work-tile h3 { font-size: 22px; }
  .refined .work-tile figcaption>p { font-size: 13px; }
  .refined.field-same-scene { padding-bottom: 14px; }
  .refined.review-economics>.footnote { margin-top: 5px; }
}
/* Tablet/mobile: natural text flow, full copy and comfortable touch targets. */
@media(max-width:1100px) and (min-width:901px) {
  .refined.immersive-cover .cover-chapters { gap: 14px; }
  .refined.immersive-cover .cover-chapters button { font-size: 11px; }
  .refined.immersive-cover .cover-actions .outline { max-width: 105px; white-space: normal; }
}
@media(max-width:900px) {
  .masthead { height: 66px; }
  .brand { width: 145px; }
  .nav { height: 64px; }
  #stage { height: calc(100dvh - 130px); padding-bottom: 27px; }
  .refined.commercial { padding: 22px var(--gutter) 32px; }
  .refined h2,.refined.immersive-rotor .rotor-copy h2 { font-size: clamp(30px,7.8vw,42px); line-height: 1.13; }
  .refined .eyebrow { font-size: 10px; letter-spacing: .11em; margin-bottom: 16px; }
  .refined :is(h1,h2) br { display: none; }
  .refined h2 em { color: #ffb348; }
  .refined .lead { font-size: 17px; line-height: 1.65; }
  .refined .scope-note { font-size: 13px; padding: 12px 14px; margin-top: 24px; }
  .refined .footnote { font-size: 11px; margin-top: 18px; }
  .refined.immersive-cover { display: flex; gap: 0; }
  .refined.immersive-cover .cover-copy h1 { font-size: clamp(32px,8.4vw,48px); line-height: 1.12; }
  .refined.immersive-cover .cover-copy h1 em { display: block; margin-top: 3px; }
  .refined.immersive-cover .cover-copy>p:not(.eyebrow) { font-size: 19px; line-height: 1.6; margin-top: 20px; }
  .refined.immersive-cover .cover-freezer { grid-column: auto; flex: none; height: 280px; width: calc(100% + 24px); margin: 24px -12px 20px; padding-bottom: 42px; }
  .refined.immersive-cover .cover-freezer .airflow-stage { min-height: 0; aspect-ratio: auto; height: 200px; }
  .refined.immersive-cover .airflow-key { font-size: 10px; gap: 7px 12px; justify-content: flex-start; padding-inline: 12px; }
  .refined.immersive-cover .cover-motion { left: 12px; right: auto; font-size: 11px; }
  .refined.immersive-cover .cover-caption { font-size: 12px; margin: 0 0 24px; }
  .refined.immersive-cover .cover-bottom { flex-direction: column; width: 100%; align-items: stretch; padding-top: 20px; gap: 20px; }
  .refined.immersive-cover .cover-chapters { display: grid; grid-template-columns: 1fr; gap: 4px; }
  .refined.immersive-cover .cover-chapters button { min-height: 44px; font-size: 14px; gap: 12px; }
  .refined.immersive-cover .cover-actions { flex-direction: column; align-items: stretch; }
  .refined.immersive-cover .cover-actions .solid { justify-content: space-between; font-size: 15px; }
  .refined.immersive-cover .cover-actions .outline { max-width: none; font-size: 14px; }
  .refined .review-cards { gap: 28px; margin: 28px 0; }
  .refined .review-cards h3 { font-size: 25px; }
  .refined .review-cards p { font-size: 16px; max-width: none; }
  .refined .process-chain { font-size: 14px; }
  .refined .review-result { flex: none; grid-template-columns: 1fr; gap: 30px; margin-top: 32px; }
  .refined .review-big { font-size: 96px; }
  .refined .review-table th,.refined .review-table td { padding: 14px 8px; }
  .refined .review-table thead th { font-size: 11px; }
  .refined .review-table tbody th { font-size: 12px; }
  .refined .review-table td { font-size: 16px; white-space: normal; }
  .refined .capacity-table td { font-size: 24px; }
  .refined .capacity-formula { font-size: 16px; line-height: 1.6; }
  .refined.immersive-rotor .rotor-copy { display: contents; width: 100%; }
  .refined.immersive-rotor .rotor-copy .lead { font-size: 17px; margin-top: 20px; }
  .refined.immersive-rotor .rotor-stage { order: 3; position: relative; width: calc(100% + 48px); height: 340px; margin: 20px -24px 0; flex: none; }
  .refined.immersive-rotor .mobile-rotor-explanations { order: 4; margin-top: 24px; }
  .refined .mobile-rotor-explanations article { border-radius: 8px; padding: 20px; background: #12222de6; }
  .refined.immersive-rotor .rotor-actions { margin-top: 24px; }
  .refined.immersive-applications .application-impact { flex: none; grid-template-columns: 1fr; }
  .refined .application-card { padding: 22px 0; }
  .refined .application-detail-actions>span { max-width: none; }
  .refined .case-reference>summary { flex-wrap: wrap; gap: 10px; padding: 14px; }
  .refined .case-reference>summary>span:first-child { flex-basis: 100%; }
  .refined .case-reference>summary strong { margin-left: 0; font-size: 22px; }
  .refined .case-toggle { margin-left: auto; font-size: 11px; }
  .refined.review-economics h2 { font-size: 32px; }
  .refined .review-calculator { grid-template-columns: 1fr; gap: 30px; margin-top: 28px; }
  .refined .review-calculator .calculator label { display: grid; grid-template-columns: 1fr; gap: 6px; padding: 14px 0; font-size: 16px; }
  .refined .review-calculator .calculator label>span { grid-column: 1; font-size: 12px; }
  .refined .review-calculator .calculator input { grid-column: 1; grid-row: auto; width: 100%; min-height: 48px; padding: 13px; font-size: 17px; text-align: left; }
  .refined .review-calc-results { padding: 20px; }
  .refined .review-calc-results dl>div { gap: 14px; }
  .refined .review-calc-results dt { font-size: 12px; }
  .refined .review-calc-results dd { font-size: 18px; }
  .refined .review-payback { font-size: 72px; }
  .refined .review-calc-results>p { font-size: 13px; }
  .refined.review-economics>.scope-note { font-size: 13px; }
  .refined.review-economics>.footnote { font-size: 11px; }
  .refined .scope-roadmap { gap: 0; margin: 30px 0; }
  .refined .scope-step-number { margin: 0; padding: 0; }
  .refined .scope-step-number>span { font-size: 12px; }
  .refined .scope-step h3 { font-size: 25px; }
  .refined .scope-step>p { font-size: 15px; }
  .refined .scope-measures { padding: 20px 16px; gap: 22px; }
  .refined .scope-measures b { font-size: 24px; }
  .refined .scope-measures div>span { font-size: 12px; }
  .refined .scope-footer { align-items: center; }
  .refined .scope-footer>p { max-width: 210px; }
  .refined .work-tile { display: block; }
  .refined .work-tile[data-active=false] { display: none; }
  .refined .work-tile h3 { font-size: 25px; }
  .refined .work-tile figcaption>p { font-size: 16px; }
  .refined .comparison-heading h2 { white-space: normal; }
  .refined .comparison-context p { font-size: 14px; }
  .refined .comparison-context>span { font-size: 11px; }
  .refined .comparison-limit { font-size: 12px; line-height: 1.55; }
  .refined.review-closing { display: flex; gap: 36px; align-items: stretch; }
  .refined.review-closing h1 { font-size: clamp(36px,10vw,52px); line-height: 1.13; }
  .refined.review-closing .lead { font-size: 17px; margin-top: 24px; }
  .closing-contact { border-left: 0; border-top: 1px solid #ffab2566; padding: 26px 0 0; }
  .closing-contact .contact-primary { font-size: 14px; padding-inline: 16px; }
  .closing-contact .contact-details a { font-size: 16px; }
  dialog .index-list button { min-height: 64px; font-size: 16px; line-height: 1.4; }
}
@media(prefers-reduced-motion:reduce) {
  .refined .reveal { animation: none; }
}


/* Selected visual direction: smoked glass, warm metal and restrained light. */
:root {
  --ink: #f3f4f2;
  --muted: #c4cdd1;
  --orange: #ffb333;
  --line: #c4d6df29;
  --glass: #172027cf;
  --glass-edge: #bdd3df35;
  --glass-shadow: inset 0 1px 1px #e1f1fa19, inset 0 -1px 1px #0008, 0 12px 32px #0003;
}
.masthead { background: none; }
.brand { width: 190px; }
.masthead #menu {
  background: var(--glass); border: 1px solid var(--glass-edge); border-radius: 10px;
  box-shadow: var(--glass-shadow); backdrop-filter: blur(18px); min-height: 44px;
}
.masthead #menu span { display: none; }
#stage { height: calc(100dvh - 178px); }
.nav {
  position: absolute; bottom: max(20px,env(safe-area-inset-bottom)); left: 50%; transform: translateX(-50%);
  width: min(960px,calc(100% - 48px)); max-width: calc(100% - 48px); height: 70px; padding: 0 26px;
  gap: 24px; border: 1px solid var(--glass-edge); border-radius: 18px;
  background: var(--glass); backdrop-filter: blur(24px); box-shadow: var(--glass-shadow);
}
.chapter-nav { margin: 0; gap: 26px; }
.chapter-nav button { min-height: 52px; font-size: 14px; }
.chapter-nav button[aria-current=true]::after { bottom: 0; height: 2px; }
.nav-right { border-left: 1px solid var(--line); padding-left: 24px; gap: 10px; }
.nav-right>span { font-size: 12px; margin-right: 10px; white-space: nowrap; }
.nav-right :is(#prev,#next) {
  border: 0; background: transparent; border-radius: 8px; width: auto; height: 48px;
  padding: 0 12px; font-size: 13px; color: #d3dde2; line-height: 1;
}
.nav-right :is(#prev,#next):hover:not(:disabled) { background: #e2f1fa0d; color: var(--orange); }
.nav-right :is(#prev,#next):disabled { opacity: .35; }
.progress { left: 26px; right: 26px; top: auto; bottom: -1px; height: 1px; background: transparent; opacity: .4; }
.support-menu { order: 3; border-left: 1px solid var(--line); padding-left: 18px; }
.support-menu>summary { font-size: 12px; min-height: 48px; }
.support-menu .nav-left { left: auto; right: -12px; bottom: 61px; background: #172027f5; border-color: var(--glass-edge); box-shadow: var(--glass-shadow); }
button, a, summary, input { -webkit-tap-highlight-color: transparent; }
button { transition: background-color .18s, border-color .18s, box-shadow .18s, color .18s; }
:is(button,a,summary,input):focus-visible { outline: 2px solid #ffd085; outline-offset: 4px; }
.refined :is(.solid,.outline), .solid, .outline {
  min-height: 48px; border-radius: 11px; padding: 13px 24px; line-height: 1.35;
}
.refined .solid,.solid {
  background: #ffb333; border: 1px solid #ffd587; color: #171b1d;
  box-shadow: inset 0 2px 3px #fff6, inset 0 -3px 5px #a85e2266, 0 5px 22px #ffab251a;
  font-weight: 600;
}
.refined .solid:hover,.solid:hover { background: #ffc153; border-color: #ffe0a2; box-shadow: inset 0 2px 3px #fff7, 0 6px 26px #ffab2530; }
.refined .outline,.outline { background: var(--glass); border-color: var(--glass-edge); box-shadow: var(--glass-shadow); }
.refined .outline:hover,.outline:hover { background: #29343ddf; border-color: #d8e9f062; }
.refined .text-action,.text-action { color: #d4dce1; text-underline-offset: 7px; text-decoration-thickness: 1px; text-decoration-color: #a4bdca69; }
.refined .text-action:hover,.text-action:hover { color: var(--orange); }
.refined:not(.immersive-cover) { background: #10171ba8; }
.refined.commercial { padding-bottom: 28px; }
.refined :is(.scope-note,.case-reference,.review-calc-results,.scope-measures,.mobile-rotor-explanations article) {
  background: var(--glass); border-color: var(--glass-edge); border-radius: 12px; box-shadow: var(--glass-shadow);
}
.refined .scope-note { border-left: 2px solid #ffb33380; }
.refined .review-table thead { background: #23303a8c; }
.refined .review-table td:last-child { background: #ffb33306; }
.refined :is(.application-record>img,.field-compare-shell,.work-image) { border-radius: 12px; }
.refined .review-cards article { border-top-color: #ffb33366; }
.refined .review-calculator .calculator input { background: #141d23cf; border-color: #b9d1de40; box-shadow: inset 0 2px 5px #0003; border-radius: 8px; }
.refined .review-calculator .calculator input:focus { outline-offset: 2px; border-color: var(--orange); }
.refined .rotor-topics button::before { display: none; }
.refined .rotor-topics button { border-left: 1px solid #c5d8e033; padding-left: 22px; }
.refined .rotor-topics button[aria-pressed=true] { border-left-color: var(--orange); }
.refined :is(.field-compare-controls button,.work-nav button,.comparison-toggle button,.support-topics button) {
  background: var(--glass); border: 1px solid var(--glass-edge); border-radius: 8px; box-shadow: var(--glass-shadow); min-height: 44px;
}
.refined :is(.comparison-tabs,.work-switch) { background: #172027bd; border: 1px solid var(--glass-edge); border-radius: 10px; padding: 4px; box-shadow: var(--glass-shadow); }
.refined :is(.comparison-tabs,.work-switch)>button { min-height: 44px; border-radius: 7px; }
.refined :is(.comparison-tabs,.work-switch)>button[aria-pressed=true] { background: #d3e5ed0d; color: #ffc46b; }
.refined .field-compare-controls button { width: auto; padding-inline: 14px; font-size: 12px; }
.refined .field-compare-divider { background: #ffb333a6; }
.refined .field-compare-divider>span { width: 76px; height: 36px; border: 1px solid #d0e0e65e; border-radius: 9px; background: #172027e8; color: #eef3f5; font-size: 12px; letter-spacing: 0; box-shadow: var(--glass-shadow); margin-left: var(--handle-offset,0px); }
.mobile-reading-hint { background: #172027eb; color: #d0dce3; border: 1px solid var(--glass-edge); box-shadow: var(--glass-shadow); }
.refined :is(.field-compare-controls button,.work-nav button,.comparison-toggle button)[aria-pressed=true] { color: var(--orange); border-color: #ffb33370; background: #302b23d4; }
.refined .scope-step-number>i { display: none; }
.refined .scope-step-number { border-bottom-color: var(--line); }
.refined .process-chain>b { color: #c2d1d866; font-weight: 400; }
.refined.immersive-cover {
  grid-template-columns: .92fr 1.35fr; grid-template-rows: minmax(0,1fr) auto; gap: 16px 20px;
}
.refined.immersive-cover .cover-copy { position: relative; z-index: 2; }
.refined.immersive-cover .cover-copy h1 { font-size: clamp(38px,4.05vw,70px); line-height: 1.09; }
.refined.immersive-cover .cover-copy>p:not(.eyebrow) { font-size: clamp(19px,1.42vw,25px); max-width: 590px; line-height: 1.55; margin-top: 28px; }
.refined.immersive-cover .cover-actions { display: flex; flex-wrap: wrap; margin-top: 28px; gap: 20px; align-items: center; pointer-events: auto; }
.refined.immersive-cover .cover-actions .solid { font-size: 17px; min-height: 60px; min-width: 240px; padding-inline: 28px; }
.refined.immersive-cover .cover-actions .outline { border: 0; border-left: 1px solid var(--line); border-radius: 0; padding-inline: 24px; box-shadow: none; background: none; font-size: 14px; text-decoration: underline; text-underline-offset: 7px; text-decoration-color: #b9cdd266; }
.refined.immersive-cover .cover-freezer { padding-bottom: 45px; width: calc(100% + 28px); margin-left: -14px; }
.refined.immersive-cover .airflow-key { display: none; }
.airflow-disclosure { position: absolute; right: 3%; bottom: 57px; color: #adbdc7; font-size: 10px; }
.refined.immersive-cover .cover-motion { font-size: 11px; border: 0; border-radius: 7px; background: #1520278c; padding: 9px 12px; min-height: 40px; color: #bfcbd3; }
.refined.immersive-cover .cover-caption { font-size: 11px; margin-bottom: 4px; }
dialog { background: #172027f5; border-color: #c2d8e24d; border-radius: 18px; box-shadow: var(--glass-shadow),0 28px 100px #0008; }
dialog::backdrop { background: #050b10ad; backdrop-filter: blur(10px); }
.dialog-head { position: sticky; top: -1px; background: #172027fa; z-index: 2; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.dialog-head #close-dialog { font-size: 13px; border-radius: 8px; width: auto; padding-inline: 16px; min-height: 44px; }
dialog .index-list button { border-radius: 8px; min-height: 60px; }
dialog .index-list button:hover { background: #dcecf20b; }
dialog :is(.support-topics button,.support-back) { border-radius: 8px; min-height: 44px; }
@media(min-width:901px) and (max-height:800px) {
  #stage { height: calc(100dvh - 154px); }
  .nav { height: 64px; bottom: 14px; }
  .refined.immersive-cover .cover-copy h1 { font-size: clamp(36px,4vw,56px); }
  .refined.immersive-cover .cover-copy>p:not(.eyebrow) { font-size: 20px; margin-top: 21px; }
  .refined.immersive-cover .cover-actions { margin-top: 22px; gap: 12px; }
  .refined.immersive-cover .cover-actions .solid { min-height: 48px; padding-inline: 20px; font-size: 14px; }
  .refined.immersive-cover .cover-actions .outline { padding-inline: 16px; font-size: 13px; }
  .refined.review-capacity .capacity-table th,.refined.review-capacity .capacity-table td { padding-block: 12px; }
}
@media(min-width:901px) and (max-width:1100px) {
  .nav { gap: 16px; padding-inline: 20px; }
  .chapter-nav { gap: 18px; }
  .nav-right { padding-left: 16px; gap: 4px; }
  .nav-right>span { margin-right: 0; }
  .support-menu { padding-left: 14px; }
}
@media(max-width:900px) {
  .masthead { height: 66px; }
  .brand { width: 145px; }
  .masthead #menu { padding: 7px 14px; font-size: 13px; }
  #stage { height: calc(100dvh - 158px - env(safe-area-inset-bottom,0px)); padding-bottom: 12px; }
  .nav { width: calc(100% - 32px); max-width: 600px; bottom: max(12px,env(safe-area-inset-bottom)); height: 66px; padding: 0 16px; border-radius: 14px; gap: 8px; }
  .nav-right { border: 0; padding: 0; flex: 1; justify-content: space-between; gap: 2px; }
  .nav-right>span { order: 1; font-size: 11px; margin-right: 0; }
  .nav-right #prev { order: 0; }
  .nav-right #next { order: 2; }
  .nav-right :is(#prev,#next) { padding: 0 10px; min-width: 62px; font-size: 12px; }
  .support-menu { order: 0; border: 0; border-right: 1px solid var(--line); padding: 0 12px 0 0; }
  .support-menu>summary { font-size: 11px; }
  .support-menu .nav-left { left: -10px; right: auto; bottom: 61px; }
  .progress { left: 16px; right: 16px; }
  .refined.commercial { padding: 22px var(--gutter) 28px; }
  .refined.immersive-cover { display: flex; flex-direction: column; }
  .refined.immersive-cover .cover-copy h1 { font-size: clamp(33px,8.5vw,48px); line-height: 1.13; }
  .refined.immersive-cover .cover-copy>p:not(.eyebrow) { font-size: 19px; margin-top: 22px; }
  .refined.immersive-cover .cover-actions { gap: 12px; margin-top: 24px; flex-direction: row; align-items: center; }
  .refined.immersive-cover .cover-actions .solid { flex: 1 1 100%; font-size: 15px; min-height: 52px; justify-content: center; }
  .refined.immersive-cover .cover-actions .outline { border: 0; flex: 1 1 100%; max-width: none; min-height: 44px; padding: 10px; text-align: center; }
  .refined.immersive-cover .cover-freezer { width: calc(100% + 36px); height: auto; min-height: 270px; margin: 20px -18px 20px; padding-bottom: 46px; flex: none; }
  .refined.immersive-cover .cover-freezer .airflow-stage { flex: none; width: 100%; height: auto; aspect-ratio: 1600 / 925; min-height: 190px; }
  .refined.immersive-cover .airflow-key { display: flex; justify-content: center; font-size: 9px; padding: 0 14px; gap: 7px 12px; margin-top: 0; }
  .refined.immersive-cover .cover-motion { left: 50%; right: auto; transform: translateX(-50%); bottom: 0; white-space: nowrap; min-height: 44px; }
  .airflow-disclosure { right: 18px; bottom: 75px; font-size: 9px; }
  .refined.immersive-cover .cover-caption { margin: 8px 0 0; font-size: 12px; }
  .refined .rotor-actions { flex-wrap: wrap; gap: 12px; }
  .refined .process-chain { grid-template-columns: 1fr; gap: 12px; }
  .refined .process-chain>b { display: none; }
  dialog { padding: 20px; max-height: 88dvh; width: calc(100% - 24px); }
  .dialog-head { gap: 12px; }
  .dialog-head h2 { font-size: 22px; }
  #dialog-body { overflow-wrap: anywhere; }
}
@media(prefers-reduced-transparency:reduce) { .nav,dialog,.masthead #menu { background: #172027; backdrop-filter: none; } }

/* Match the selected third image's composition, lighting and material finish. */
:root { --glass-shadow: inset 0 1px 3px #e1f1fa5c,inset 0 8px 18px #dceafc0d,inset 0 -2px 3px #0007,0 12px 32px #0003; }
.scene-world #scene-backdrop { object-position: center; }
.nav { background: #18212994; border-color: #c2d8e25c; backdrop-filter: blur(16px); }
.chapter-nav button[aria-current=true]::after { box-shadow: 0 0 9px #ffb33366; }
.refined .solid,.solid { box-shadow: inset 0 5px 12px #fff6,inset 0 -7px 12px #95520966,0 0 18px #ffb33335; border-color: #ffdb8c; }
.refined .solid,.solid,.refined .solid:hover,.solid:hover { background-image: url('assets/button-option3.webp'); background-size: 114% 194%; background-position: center; }
.cover-desktop-break { display: none; }
.refined.immersive-cover .cover-copy>p:not(.eyebrow) { font-size: 22px; line-height: 1.5; }
.index-support { border-top: 1px solid var(--line); padding-top: 12px; margin-top: 28px; }
.index-support>div { display: flex; flex-wrap: wrap; gap: 10px; }
.index-support button { border-radius: 9px; font-size: 13px; min-height: 44px; }
@media(min-width:901px) {
  :root { --gutter: clamp(32px,4.8vw,88px); }
  .masthead { height: 108px; }
  .brand { width: 210px; }
  .edition { font-size: 12px; letter-spacing: .17em; }
  .masthead #menu { min-width: 138px; min-height: 48px; font-size: 16px; padding-inline: 24px; }
  .masthead { padding-right: clamp(32px,2.55vw,50px); }
  #stage { height: calc(100dvh - 222px); }
  .nav { width: min(920px,calc(100% - 48px)); bottom: 52px; height: 78px; padding-inline: 50px; border-radius: 20px; }
  .chapter-nav { gap: 32px; }
  .chapter-nav button { min-height: 62px; font-size: 15px; }
  .chapter-nav button[aria-current=true]::after { bottom: 0; }
  .nav-right>span { font-size: 13px; margin-right: 12px; }
  .nav-right :is(#prev,#next) { font-size: 14px; }
  .nav-right { width: 322px; flex: none; padding-left: 56px; justify-content: space-between; }
  .refined.immersive-cover { display: block; overflow-y: auto; }
  .refined.immersive-cover .cover-copy { position: absolute; left: var(--gutter); top: 8.2vh; width: 35.5vw; max-width: 640px; }
  .refined.immersive-cover .cover-copy>.eyebrow { font-size: 12px; letter-spacing: .17em; margin-bottom: 14px; }
  .refined.immersive-cover .cover-copy h1 { font-size: clamp(42px,3.95vw,68px); line-height: 1.04; letter-spacing: 0; }
  .refined.immersive-cover .cover-copy>p:not(.eyebrow) { font-size: clamp(18px,1.28vw,22px); line-height: 1.5; margin-top: 28px; max-width: 580px; }
  .refined.immersive-cover .cover-actions { margin-top: 24px; gap: 36px; }
  .refined.immersive-cover .cover-actions .solid { min-width: 272px; min-height: 64px; font-size: 18px; border-radius: 14px; }
  .refined.immersive-cover .cover-actions .outline { font-size: 17px; padding-inline: 38px 0; }
  .refined.immersive-cover .cover-freezer { position: absolute; left: 40.3vw; top: -20px; width: 58vw; height: 37.93vw; margin: 0; padding: 0; }
  .refined.immersive-cover .cover-freezer .airflow-stage { width: 100%; height: 100%; min-height: 0; aspect-ratio: auto; flex: none; }
  .refined.immersive-cover .cover-caption { position: absolute; left: var(--gutter); bottom: 30px; max-width: 600px; font-size: 12px; line-height: 1.5; }
  .refined.immersive-cover .airflow-disclosure { top: 66.5%; bottom: auto; right: 4%; font-size: 11px; }
  .refined.immersive-cover .cover-motion { display: none; }
  .nav .support-menu { display: none; }
}
@media(min-width:1400px) { .cover-desktop-break { display: block; } }
@media(min-width:901px) and (min-height:801px) { body:not([data-scene=cover]) #stage { height: calc(100dvh - 242px); } }
@media(min-width:901px) and (max-height:800px) {
  .masthead { height: 80px; }
  .brand { width: 180px; }
  .edition { font-size: 10px; }
  .masthead #menu { min-height: 44px; min-width: 110px; font-size: 14px; }
  #stage { height: calc(100dvh - 180px); }
  .nav { bottom: 24px; height: 66px; }
  .chapter-nav button { min-height: 52px; }
  .refined.immersive-cover .cover-copy { top: 8vh; }
  .refined.immersive-cover .cover-copy>.eyebrow { margin-bottom: 22px; font-size: 10px; }
  .refined.immersive-cover .cover-copy h1 { font-size: clamp(36px,3.95vw,56px); }
  .refined.immersive-cover .cover-copy>p:not(.eyebrow) { font-size: 19px; margin-top: 22px; }
  .refined.immersive-cover .cover-actions { margin-top: 22px; gap: 18px; }
  .refined.immersive-cover .cover-actions .solid { min-width: 215px; min-height: 54px; font-size: 15px; }
  .refined.immersive-cover .cover-actions .outline { padding-inline: 18px 0; font-size: 14px; }
  .refined.immersive-cover .cover-freezer { top: 0; }
  .refined.immersive-cover .cover-caption { bottom: 20px; font-size: 11px; }
}
@media(min-width:901px) and (max-width:1100px) {
  .nav { padding-inline: 24px; }
  .chapter-nav { gap: 20px; }
  .chapter-nav button { font-size: 13px; }
  .nav-right { width: 285px; padding-left: 24px; }
}
@media(max-width:900px) {
  .refined.immersive-cover .cover-copy>p:not(.eyebrow) { font-size: 19px; }
  .refined.immersive-cover .cover-freezer { min-height: 300px; }
  .refined.immersive-cover .cover-freezer .airflow-stage { aspect-ratio: 1774 / 1160; }
  .refined.immersive-cover .airflow-key { font-size: 10px; background: #111d27d9; border-radius: 8px; padding: 10px 12px; margin-inline: 12px; }
  .refined.immersive-cover .cover-motion { background: #131e26eb; border: 1px solid var(--glass-edge); color: #e0e8ed; }
  .refined.immersive-cover .airflow-disclosure { position: static; order: 1; align-self: flex-end; margin: 0 16px 7px; }
  .refined.immersive-cover .airflow-key { order: 2; }
  .refined.immersive-cover .cover-caption { background: #101a23d9; padding: 12px; border-radius: 9px; color: #d3dde4; }
  .scene-world #scene-backdrop { object-position: 65% center; }
}

/* Local review controls, mounted only with ?flowDebug on 127.0.0.1. */
@media(min-width:901px) and (max-height:800px) {
  .refined.review-results .review-result { margin-bottom: 6px; }
  .refined.review-capacity > .lead { margin-top: 14px; }
  .refined.review-capacity .capacity-table { margin-top: 14px; }
  .refined.review-capacity .capacity-table th,.refined.review-capacity .capacity-table td { padding-block: 8px; }
  .refined.review-capacity .capacity-formula { margin-top: 10px; }
  .refined.review-capacity > .scope-note { margin-top: 12px; }
  .refined.review-project h2 { font-size: 42px; }
  .refined.review-project .scope-heading > p:last-child { margin-top: 12px; }
  .refined.review-project .scope-roadmap { margin: 16px 0 8px; }
  .refined.review-project .scope-step-number { margin-bottom: 10px; padding-bottom: 8px; }
  .refined.review-project .scope-step-number > span { font-size: 44px; }
  .refined.review-project .scope-measures { padding-block: 10px; }
  .refined.review-economics .review-calc-results { padding-block: 12px; }
  .refined.review-economics .review-calc-results dl > div { padding-block: 6px; }
  .refined.review-economics .review-calc-results dl { margin-bottom: 12px; }
  .refined.review-economics .review-payback { font-size: 56px; }
}
.airflow-inspector {position:fixed;left:24px;bottom:20px;z-index:99;display:flex;align-items:center;gap:16px;padding:12px 18px;background:#0b151ff2;border:1px solid #7790a64a;border-radius:12px;color:#e9f4fa;font:13px Arial,sans-serif;box-shadow:0 8px 40px #0008;}
.airflow-inspector label {display:flex;align-items:center;gap:6px;cursor:pointer;}
.airflow-inspector input {accent-color:#38d2ff;}
.airflow-inspector button {padding:8px 12px;border:1px solid #59738466;border-radius:7px;background:#1c2b36;color:inherit;cursor:pointer;}
@media(max-width:900px){.airflow-inspector {left:12px;right:12px;bottom:91px;justify-content:center;gap:10px;padding:10px;}.airflow-inspector strong{display:none;}}

/* Responsive presentation: phones keep a natural reading flow, tablets use
   intermediate compositions, and wide screens keep related information close. */
/* Commercial revision: weight is per complete impeller, as documented. */
.refined .weight-comparison { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--line); }
.refined .weight-comparison>p:first-child { margin: 0 0 12px; font-size: 12px; color: var(--muted); }
.refined .weight-values { display: flex; align-items: center; gap: 16px; }
.refined .weight-values>div { flex: 1; }
.refined .weight-values span { display: block; font-size: 11px; color: var(--muted); }
.refined .weight-values strong { display: block; font-size: clamp(30px,3vw,44px); line-height: 1.2; font-weight: 500; }
.refined .weight-values strong small { font-size: 16px; }
.refined .weight-values>div:last-child strong,.refined .weight-saving strong { color: var(--orange); }
.refined .weight-values .weight-arrow { flex: none; font-size: 24px; }
.refined .weight-saving { display: flex; align-items: center; flex-wrap: wrap; gap: 6px 12px; margin: 12px 0 6px; }
.refined .weight-saving strong { font-size: 22px; }
.refined .weight-saving span { font-size: 12px; }
.refined .weight-comparison>small { color: var(--muted); font-size: 10px; }
.refined.review-deployments { display: flex; flex-direction: column; gap: 24px; overflow-y: auto; }
.refined .deployment-heading { display: flex; justify-content: space-between; align-items: end; gap: 28px; }
.refined .deployment-heading h2 { font-size: clamp(32px,3.3vw,54px); }
.refined .deployment-intro { max-width: 340px; font-size: 16px; line-height: 1.6; color: var(--muted); }
.refined .deployment-layout { flex: 1; min-height: 240px; display: grid; grid-template-columns: 1.05fr 1fr; align-items: center; gap: clamp(24px,5vw,80px); }
.refined .deployment-units article { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 0; border-top: 1px solid var(--line); }
.refined .deployment-units article:last-child { border-bottom: 1px solid var(--line); }
.refined .deployment-units article>div>span { font-size: 10px; letter-spacing: .1em; color: #ffc16b; }
.refined .deployment-units h3 { margin: 5px 0 0; font-size: clamp(22px,2vw,30px); }
.refined .deployment-units article>p { display: flex; align-items: center; gap: 12px; margin: 0; }
.refined .deployment-units strong { color: var(--orange); font-size: clamp(44px,4vw,64px); line-height: 1; font-weight: 500; }
.refined .deployment-units p>span { max-width: 90px; color: var(--muted); font-size: 13px; }
.refined .deployment-photo { margin: 0; min-width: 0; }
.refined .deployment-photo img { width: 100%; height: clamp(230px,37dvh,410px); object-fit: cover; object-position: center 42%; border-radius: 10px; }
.refined .deployment-photo figcaption,.refined .girofreezer-figure figcaption { margin-top: 9px; color: var(--muted); font-size: 11px; line-height: 1.5; }
.refined .deployment-footer { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.refined .deployment-footer p { font-size: 11px; line-height: 1.5; max-width: 510px; color: var(--muted); margin: 0; }
.refined .capacity-layout { display: grid; grid-template-columns: 1.08fr 1fr; gap: 32px; align-items: center; margin-top: 20px; }
.refined .capacity-layout .capacity-table { margin-top: 0; }
.refined .capacity-layout .review-table th,.refined .capacity-layout .review-table td { padding: 14px 12px; }
.refined .capacity-layout .review-table td { font-size: clamp(24px,2.3vw,36px); }
.refined .capacity-premise { color: var(--muted); font-size: 12px; line-height: 1.6; margin-top: 12px; }
.refined .girofreezer-figure { margin: 0; min-width: 0; }
.refined .girofreezer-figure img { display: block; width: auto; max-width: 100%; height: auto; margin-inline: auto; border-radius: 10px; }
.refined .economics-pitch { font-size: 16px; max-width: 1050px; margin: 16px 0 12px; }
.refined .commercial-value-line { display: flex; flex-wrap: wrap; gap: 10px 28px; margin: 0 0 18px; color: #ffc16b; font-size: 12px; }
@media (min-width: 901px) and (max-height: 850px) {
  .refined.review-capacity h2 { font-size: 40px; }
  .refined.review-capacity .lead { font-size: 16px; line-height: 1.5; margin-top: 12px; }
  .refined .capacity-layout { margin-top: 16px; }
  .refined .girofreezer-figure img { max-height: 290px; object-fit: contain; }
  .refined .capacity-layout .review-table th,.refined .capacity-layout .review-table td { padding-block: 12px; }
  .refined .capacity-formula { font-size: 13px; margin-top: 14px; }
  .refined .capacity-premise { margin-top: 8px; }
}
@media (max-width: 900px) {
  .refined .field-heading:has(.weight-comparison) { display: block; }
  .refined .weight-comparison { margin-top: 14px; padding-top: 12px; }
  .refined .weight-values { max-width: 400px; }
  .refined .weight-values strong { font-size: 34px; }
  .refined .deployment-heading { display: block; }
  .refined .deployment-intro { margin-top: 16px; max-width: none; }
  .refined.review-deployments>* { flex-shrink: 0; }
  .refined .deployment-layout { flex: none; grid-template-columns: 1fr; gap: 24px; }
  .refined .deployment-units article { padding: 16px 0; }
  .refined .deployment-photo img { height: auto; max-height: 350px; object-fit: cover; aspect-ratio: 1.6; }
  .refined .deployment-footer { display: block; }
  .refined .deployment-footer p { margin-top: 14px; }
  .refined .capacity-layout { grid-template-columns: 1fr; gap: 22px; }
  .refined .capacity-layout .review-table th,.refined .capacity-layout .review-table td { padding: 12px 8px; }
  .refined .capacity-layout .review-table tbody th { font-size: 12px; }
  .refined .capacity-layout .review-table thead th { font-size: 10px; }
  .refined .capacity-layout .review-table td { font-size: 25px; }
  .refined .capacity-formula { font-size: 13px; line-height: 1.6; }
}
.refined.immersive-applications .record-image>span::after { content: '+'; font-size: 22px; }
@media (min-width: 901px) {
  .refined.commercial.field-same-scene {
    display: grid;
    grid-template-columns: minmax(240px, .34fr) minmax(0, 1fr);
    grid-template-rows: minmax(0, 1fr) auto auto auto auto;
    column-gap: clamp(24px, 4vw, 72px);
    padding-block: 24px;
  }
  .refined.field-same-scene .field-heading {
    display: block;
    align-self: center;
    margin: 0 0 24px;
  }
  .refined.field-same-scene .field-heading h2 {
    font-size: clamp(36px, 3.2vw, 58px);
    line-height: 1.12;
  }
  .refined.field-same-scene .field-heading h2 br { display: block; }
  .refined.field-same-scene .field-heading h2 em:before { content: none; }
  .refined.field-same-scene .field-intro {
    margin-top: 22px;
    max-width: 240px;
    font-size: 16px;
    line-height: 1.6;
  }
  .refined.field-same-scene .field-compare-shell {
    grid-column: 2;
    grid-row: 1 / -1;
    height: 100%;
    background: transparent;
    border: 0;
    border-radius: 0;
  }
  .refined.field-same-scene .field-compare-scene {
    border-radius: 10px;
    box-shadow: 0 18px 48px #0004;
  }
  .refined.field-same-scene .field-compare-footer { display: block; margin: 0; }
  .refined.field-same-scene .field-view-name { justify-content: space-between; margin-bottom: 14px; }
  .refined.field-same-scene .field-compare-controls button { flex: 1; min-height: 44px; }
  .refined.field-same-scene .field-compare-tracks { margin-top: 12px; }
  .refined.field-same-scene .comparison-disclosure { margin-top: 14px; max-width: 320px; }
}

/* Tablets and computers pair the record with its three applications. The image
   keeps the near-square crop used on phones instead of becoming a thin banner. */
@media (min-width: 700px) {
  .refined.commercial.immersive-applications .application-top {
    flex-direction: row;
    align-items: center;
    gap: 24px;
    margin-bottom: 18px;
    flex-shrink: 0;
  }
  .refined.immersive-applications .application-top h2 { font-size: clamp(30px, 3vw, 52px); }
  .refined.immersive-applications .application-total { gap: 14px; }
  .refined.immersive-applications .application-total strong { font-size: clamp(54px, 5vw, 78px); }
  .refined.immersive-applications .application-total p { font-size: clamp(14px, 1.15vw, 18px); }
  .refined.commercial.immersive-applications .application-impact {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 1fr);
    gap: clamp(24px, 3vw, 48px);
    width: 100%;
    max-width: 1120px;
    margin-inline: auto;
    align-items: center;
    flex: 1 0 auto;
    padding-bottom: 0;
  }
  .refined.immersive-applications .application-visuals { display: flex; justify-content: flex-end; min-height: min-content; }
  .refined.commercial.immersive-applications .application-record {
    width: min(100%, max(240px, calc((100dvh - 490px) * .98)));
    max-width: 500px;
  }
  .refined.immersive-applications .record-toolbar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 10px;
  }
  .refined.immersive-applications .record-toolbar>span { max-width: 180px; font-size: 11px; line-height: 1.45; }
  .refined.immersive-applications .record-toolbar button { min-height: 44px; }
  .refined.commercial.immersive-applications .record-image {
    height: auto;
    max-height: none;
    aspect-ratio: .98;
    border-radius: 10px;
  }
  .refined.immersive-applications .record-image>img { aspect-ratio: auto; }
  .refined.immersive-applications .application-results { padding-left: 24px; border-left: 1px solid var(--line); }
  .refined.immersive-applications .application-card { padding-block: clamp(14px, 2.2vh, 24px); }
  .refined.immersive-applications .application-card h3 { font-size: clamp(22px, 2vw, 30px); }
  .refined.immersive-applications .application-quantity strong { font-size: clamp(42px, 3.6vw, 60px); }
  .refined.immersive-applications .application-detail-actions>span { max-width: 320px; }
  .refined.immersive-applications .application-record figcaption { flex-wrap: wrap; gap: 0 12px; }
  .refined.immersive-applications .application-stage-note { flex-shrink: 0; }
}
@media (min-width: 700px) and (max-width: 1099px) {
  .refined.immersive-applications .application-top { flex-wrap: wrap; }
  .refined.commercial.immersive-applications .application-impact { grid-template-columns: minmax(0, 1fr) minmax(270px, 1fr); gap: 24px; }
  .refined.immersive-applications .application-results { padding-left: 18px; }
  .refined.immersive-applications .record-toolbar { flex-direction: column; align-items: flex-start; gap: 4px; }
  .refined.immersive-applications .application-quantity { gap: 8px; }
  .refined.immersive-applications .application-card h3 { font-size: 22px; }
}
/* Short landscape screens retain natural scrolling and reachable controls. */
@media (min-width: 901px) and (max-height: 650px) {
  .refined.commercial.field-same-scene { min-height: 0; grid-template-rows: minmax(220px,1fr) auto auto auto auto; overflow-y: auto; }
  .refined.commercial.immersive-applications .application-impact { flex: none; }
}

/* Wide screens: bound the reading area without shrinking the full-bleed scenes. */
@media (min-width: 1600px) {
  .refined.review-slide { padding-inline: max(var(--gutter), calc((100vw - 1440px) / 2)); }
}
.refined.commercial { overscroll-behavior-y: contain; scroll-padding-block: 20px; }
.refined :is(.review-cards article,.scope-step,.review-table-wrap,.review-calc-results,.closing-contact) { min-width: 0; }
.refined.review-comparison { overflow-y: auto; }
.refined .work-enlarge { width: auto; min-width: 60px; height: 36px; padding-inline: 10px; border-radius: 8px; font-size: 11px; }

/* Tablets: use the width rather than stretching the phone's single column. */
@media (min-width: 700px) and (max-width: 900px) {
  .refined.commercial.immersive-cover { display: grid; grid-template-columns: 1fr 1.05fr; grid-template-rows: minmax(min-content,1fr) auto; gap: 24px; align-items: center; }
  .refined.immersive-cover .cover-copy { grid-column: 1; grid-row: 1; }
  .refined.immersive-cover .cover-copy h1 { font-size: 40px; }
  .refined.immersive-cover .cover-copy>p:not(.eyebrow) { font-size: 17px; }
  .refined.immersive-cover .cover-actions { flex-direction: column; align-items: flex-start; margin-top: 22px; gap: 12px; }
  .refined.immersive-cover .cover-actions :is(.solid,.outline) { width: auto; flex: none; }
  .refined.commercial.immersive-cover .cover-freezer { grid-column: 2; grid-row: 1; width: 100%; height: auto; min-height: 0; margin: 0; }
  .refined.immersive-cover .cover-freezer .airflow-stage { height: auto; aspect-ratio: 1774 / 1160; min-height: 0; }
  .refined.immersive-cover .cover-caption { grid-column: 1 / -1; grid-row: 2; margin-bottom: 0; }

  .refined.review-benefits .review-cards { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 22px; }
  .refined.review-benefits .review-cards h3 { font-size: 23px; }
  .refined.review-benefits .review-cards p { font-size: 15px; }
  .refined.review-benefits .process-chain { display: flex; flex-wrap: wrap; justify-content: flex-start; gap: 12px; }

  .refined.commercial.immersive-rotor .rotor-stage { width: 100%; height: 260px; margin: 12px 0 0; }
  .refined.immersive-rotor .rotor-canvas { height: 240px; }
  .refined.commercial.immersive-rotor .mobile-rotor-explanations { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 14px; margin-top: 18px; }
  .refined .mobile-rotor-explanations article { padding: 16px; }
  .refined .mobile-rotor-explanations h3 { font-size: 19px; }
  .refined .mobile-rotor-explanations p { font-size: 15px; line-height: 1.5; }
  .refined .mobile-rotor-explanations .text-action { font-size: 14px; }
  .refined.immersive-rotor .rotor-actions { margin-top: 18px; }

  .refined.review-results .review-result { grid-template-columns: .7fr 1.3fr; align-items: center; gap: 24px; }
  .refined.review-results .review-big { font-size: 72px; }
  .refined.review-results .review-result>div>p { font-size: 19px; }

  .refined.review-economics .review-calculator { grid-template-columns: 1.05fr .95fr; gap: 24px; align-items: start; }
  .refined.review-economics .calculator label { padding-block: 8px; font-size: 15px; }
  .refined.review-economics .calculator input { min-height: 46px; padding: 10px 12px; font-size: 16px; }
  .refined.review-economics .review-calc-results { position: sticky; top: 0; padding: 18px; }
  .refined.review-economics .review-calc-results dl>div { flex-direction: column; align-items: flex-start; gap: 4px; }
  .refined.review-economics .review-calc-results dd { font-size: 20px; }
  .refined.review-economics .review-payback { font-size: 60px; }
  .refined.review-economics :is(.mobile-calc-jump,.mobile-calc-edit) { display: none; }

  .refined.review-project .scope-roadmap { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px 30px; margin-block: 24px; }
  .refined.review-project .scope-step { margin: 0; padding: 16px 0 0; border: 0; border-top: 1px solid var(--line); }
  .refined.review-project .scope-step-number { position: static; margin-bottom: 12px; }
  .refined.review-project .scope-step h3 { font-size: 23px; }
  .refined.review-project .scope-measures { grid-template-columns: repeat(4,minmax(0,1fr)); gap: 18px; padding: 16px; }
  .refined.review-project .scope-measures>div { flex-direction: column; align-items: flex-start; gap: 6px; }

  .refined.review-comparison .comparison-heading { display: flex; align-items: flex-end; gap: 18px; }
  .refined.review-comparison .comparison-tabs { width: 280px; margin-top: 0; }
  .refined.review-comparison .comparison-chart { height: clamp(300px,38dvh,420px); }
  .refined.review-comparison .bar-value { font-size: 18px; }
  .refined.review-comparison .current-value { font-size: 16px; }
  .refined.review-comparison .chart-axis { font-size: 11px; }

  .refined.review-closing { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 32px; }
  .refined.review-closing h1 { font-size: 40px; }
  .refined.review-closing .lead { font-size: 17px; }
  .refined.review-closing .closing-contact { border-top: 0; border-left: 1px solid #ffab2566; padding: 20px 0 20px 24px; }
  .refined.review-closing .closing-contact a { font-size: 15px; }
}

/* Short phones and landscape screens keep a usable viewport and vertical access
   to every control, including the chart's minimum readable height. */
@media (max-height: 650px) {
  .masthead { height: 56px; }
  .brand { width: 140px; }
  .masthead #menu { min-height: 40px; min-width: 0; font-size: 13px; padding-block: 6px; }
  #stage, body:not([data-scene=cover]) #stage { height: calc(100dvh - 130px); padding-bottom: 14px; }
  .nav { bottom: max(10px, env(safe-area-inset-bottom)); height: 54px; padding-inline: 16px; gap: 12px; border-radius: 12px; }
  .nav :is(.chapter-nav button,.nav-right>button,.support-menu>summary) { min-height: 44px; height: 44px; }
  .nav .nav-right { padding-left: 16px; }
  .refined.review-comparison .comparison-chart { flex: none; height: 240px; }
}
@media (min-width: 901px) and (max-height: 650px) {
  .refined.immersive-cover .cover-copy { position: relative; left: auto; top: auto; width: 42%; }
  .refined.immersive-cover .cover-freezer { left: 43%; width: 56%; }
  .refined.immersive-cover .cover-caption { position: relative; left: auto; bottom: auto; margin-top: 24px; }
}

.unreal-airflow{background:transparent!important;isolation:isolate}
.unreal-airflow canvas,.unreal-airflow .airflow-fallback{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 18px 22px #0003)}
.unreal-airflow canvas{position:absolute;inset:0}
.unreal-poster-window{position:absolute;overflow:hidden;pointer-events:none}
.unreal-airflow .unreal-poster-window .airflow-fallback{position:absolute;inset:auto;max-width:none;object-fit:fill}
.unreal-modal-video{display:block;width:100%;max-height:70dvh;object-fit:contain;background:#101112}
.refined.immersive-cover .unreal-fallback .cover-motion{display:block}