/* Reading comes first: generous glyph spacing, fluid columns, explicit labels. */
.cinematic-site h1,
.cinematic-site h2,
.cinematic-site h3,
.cinematic-site h4,
.cinematic-site .section-heading h2,
.cinematic-site .hero h1,
.cinematic-site .hero-chapter-copy h2 { letter-spacing:-.025em; line-height:1.16; }
.cinematic-site h3,.cinematic-site h4 { letter-spacing:-.015em; line-height:1.25; }
.cinematic-site .hero h1 { line-height:1.08; font-size:clamp(64px,7vw,108px); }
.cinematic-site .title-line { overflow:visible; perspective:none; padding:0; margin:0; }
.cinematic-site .title-line>span { transform-origin:center; }
.cinematic-site :is(.metric strong,.hero-mini strong,.case-big-number,.case-stat strong,.product-price,.roof-temperature strong,.glacier-temperature strong,.polar-copy h2) { letter-spacing:-.02em; }
.cinematic-site :is(.case-stat strong,.roof-temperature strong,.glacier-temperature strong) { line-height:1.2; }
.cinematic-site :is(.product-feature,.product-panel,.glacier-detail,.polar-hero,.contact-layout) > * { min-width:0; }
.cinematic-site .split-heading { display:grid; grid-template-columns:minmax(0,1.5fr) minmax(0,1fr); gap:clamp(28px,5vw,72px); align-items:end; }
.cinematic-site .split-heading>p { max-width:500px; }
.cinematic-site .section-heading h2 { font-size:clamp(36px,4.1vw,64px); }
.cinematic-site .feature-copy .section-heading h2 { font-size:clamp(34px,3.2vw,50px); }
.cinematic-site .hero-copy>p { max-width:570px; }
.cinematic-site .hero-stage .scene-label { padding:7px 10px; background:#fffcf0e8; border-radius:3px; max-width:220px; }
.cinematic-site .hero-stage .label-roof { max-width:210px; }
.cinematic-site .hero>.scene-caption { bottom:155px; }
.cinematic-site .hero-chapter-copy { max-width:500px; }
.cinematic-site .hero-chapter-copy h2 { font-size:clamp(48px,5vw,78px); }
.cinematic-site .inline-metrics { flex-wrap:wrap; gap:28px 36px; }
.cinematic-site .inline-metrics .metric { flex:1 1 140px; }
.cinematic-site .metric strong { overflow-wrap:normal; }
.cinematic-site .product-tabs button { line-height:1.4; }
.cinematic-site .product-tabs button b { display:block; font-size:inherit; font-weight:650; }
.cinematic-site .product-tabs button>span { display:block; margin:0 0 10px; letter-spacing:0; font-size:11px; }
.cinematic-site .product-tabs button>small { display:block; margin:8px 0 0; font-size:13px; line-height:1.5; }
.cinematic-site .product-panel h3 { font-size:clamp(34px,3.1vw,48px); }
.cinematic-site .product-panel-copy { padding:clamp(26px,3.3vw,50px); }
.cinematic-site .product-art { min-height:390px; }
.cinematic-site .product-art>.eyebrow,.cinematic-site .sample-ref { max-width:calc(100% - 48px); line-height:1.7; }
.cinematic-site .product-panel-copy .product-promise { font-size:24px!important; line-height:1.4; }
.cinematic-site .explorer-hint { margin-top:26px; font-size:16px; color:#29465c; }
.cinematic-site .explorer-hint+.explorer { margin-top:18px; }
.cinematic-site .explorer-metric .metric>span { max-width:100%; }
.cinematic-site .coating-types { grid-template-columns:repeat(2,minmax(0,1fr)); gap:28px; }
.cinematic-site .coating-types h3 small { display:block; margin-top:6px; font-size:16px; line-height:1.5; letter-spacing:0; }
.cinematic-site .coating-types strong { display:block; margin-top:12px; }
.cinematic-site .polar-copy h2 { font-size:clamp(70px,8vw,128px); }
.cinematic-site .polar-copy h2 em { white-space:nowrap; }
.cinematic-site .glacier-hero .section-heading h2 { font-size:clamp(58px,6.6vw,105px); }
.cinematic-site .glacier-detail { grid-template-columns:minmax(0,1.2fr) minmax(0,1fr); gap:50px; }
.cinematic-site .temperature-row { grid-template-columns:minmax(130px,1.25fr) minmax(45px,1fr) 90px; gap:18px; }
.cinematic-site .chart-heading { flex-wrap:wrap; gap:20px; }
.cinematic-site .chart-heading>span { width:auto; max-width:230px; }
.cinematic-site .glacier-specs p { display:flex; flex-wrap:wrap; gap:8px 20px; }
.cinematic-site .glacier-specs strong { margin-left:auto; }
.cinematic-site .case-context>div { display:block; margin:0 0 18px; }
.cinematic-site .case-context dt { font-size:13px; font-weight:700; line-height:1.6; color:#34556b; margin-bottom:5px; }
.cinematic-site .case-context dd { color:#203e54; }
.cinematic-site .case-end { flex-wrap:wrap; align-items:start; gap:16px; }
.cinematic-site .case-product-link { font-size:14px; font-weight:650; line-height:1.6; }
.cinematic-site .case-end .text-link { font-size:14px; text-align:left; }
.cinematic-site .case-end svg { flex-shrink:0; }
.cinematic-site .case-feature-facts { flex-wrap:wrap; gap:20px 35px; }
.cinematic-site .case-feature-facts>span { letter-spacing:0; }
.cinematic-site .case-feature-copy>p { max-width:440px; }
.cinematic-site .case-copy h3 { font-size:clamp(27px,2.2vw,34px); }
.cinematic-site .case-grid { row-gap:48px; }
.cinematic-site .case-stat>strong { overflow-wrap:normal; }
.cinematic-site .case-stat>span { line-height:1.6; margin-top:5px; }
.cinematic-site .application-sectors { display:block; line-height:1.8; margin-top:40px; }
.cinematic-site .application-sectors>span { display:block; margin-bottom:12px; }
.cinematic-site .story-readout { max-width:calc(100% - 52px); }
.cinematic-site .story-readout>span { font-size:clamp(22px,2.3vw,34px); line-height:1.3; letter-spacing:0; }
.cinematic-site .story-readout small { max-width:100%; line-height:1.6; letter-spacing:.02em; }
.cinematic-site .story-dots { top:30px; bottom:auto; }
.cinematic-site .story-stage>.eyebrow { padding-right:70px; }
.cinematic-site .story-step { min-height:350px; }
.cinematic-site .story-step h3 { font-size:clamp(28px,2.7vw,42px); }
.cinematic-site .technical-content :is(h3,h4) { letter-spacing:-.01em; line-height:1.35; }
.cinematic-site .technical-content .spec-row { min-width:0; }
.cinematic-site .technical-content .evidence-row { flex-wrap:wrap; }
.cinematic-site .documentation summary>span:first-child { min-width:0; }
.cinematic-site .documentation .plus { flex-shrink:0; }
.cinematic-site .button { white-space:normal; }
.cinematic-site .button>span { min-width:0; }

/* A hands-on explanation. One material, three states, no additional WebGL. */
.product-demo-section { background:linear-gradient(110deg,#fcf8e9,#f8fbfc); }
.product-demo { display:grid; grid-template-columns:minmax(0,1.2fr) minmax(0,1fr); border:1px solid #c8d6dc; background:#fffdf6; }
.demo-visual { position:relative; min-width:0; display:flex; flex-direction:column; justify-content:center; background:linear-gradient(145deg,#faf0cc,#edf4f7 72%); overflow:hidden; }
.demo-visual-top { display:flex; flex-wrap:wrap; justify-content:space-between; gap:12px; padding:26px 28px 0; align-items:center; }
.demo-state-label { font-size:13px; color:#38566a; line-height:1.5; }
.film-demo-svg { width:100%; height:auto; margin:auto 0; overflow:visible; }
.demo-film { transform:translateY(-48px); transition:transform .8s cubic-bezier(.22,1,.36,1); }
.demo-support { opacity:.35; transition:opacity .5s; }
.demo-support-dot { opacity:.5; transition:opacity .5s; }
.demo-flux { opacity:0; transition:opacity .45s; }
.product-demo[data-demo-step="1"] .demo-film,.product-demo[data-demo-step="2"] .demo-film { transform:translateY(0); }
.product-demo[data-demo-step="1"] .demo-support,.product-demo[data-demo-step="2"] .demo-support,.product-demo[data-demo-step="1"] .demo-support-dot,.product-demo[data-demo-step="2"] .demo-support-dot { opacity:1; }
.product-demo[data-demo-step="2"] .demo-flux { opacity:1; }
.product-demo[data-demo-step="2"] .demo-thermal { stroke-dasharray:8 8; animation:demo-emission 3.5s linear infinite paused; }
.product-demo.demo-in-view[data-demo-step="2"] .demo-thermal { animation-play-state:running; }
.demo-legend,.demo-energy-key { display:flex; justify-content:center; flex-wrap:wrap; gap:12px 24px; padding:0 24px; font-size:14px; line-height:1.6; color:#183b52; }
.demo-legend>span { display:flex; gap:8px; align-items:center; }
.demo-legend b { display:grid; place-items:center; width:23px; height:23px; border-radius:50%; background:#173f59; color:white; font-size:12px; }
.demo-legend>span:first-child b { background:#536f82; }
.demo-energy-key { min-height:30px; margin-top:15px; opacity:0; transition:opacity .3s; }
.product-demo[data-demo-step="2"] .demo-energy-key { opacity:1; }
.demo-energy-key>span { display:flex; align-items:center; gap:8px; }
.demo-energy-key i { width:18px; height:3px; background:#bd8f10; }
.demo-energy-key>span:last-child i { background:#247bab; }
.demo-scene-note { padding:16px 24px 22px; font-size:12px; color:#34556b; text-align:center; }
.demo-instructions { min-width:0; padding:36px; display:flex; flex-direction:column; }
.demo-tabs { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:8px; border-bottom:1px solid #d4dedf; }
.demo-tabs button { padding:10px 4px 17px; font-weight:650; font-size:16px; line-height:1.5; text-align:left; border-bottom:3px solid transparent; }
.demo-tabs button>span { display:block; margin-bottom:7px; color:#587080; font:12px/1.5 monospace; }
.demo-tabs button[aria-selected="true"] { border-color:#d0a413; color:#102f45; }
.demo-tabs button[aria-selected="true"]>span { color:#846109; }
.demo-panels { padding-top:30px; }
.demo-panel h3 { font-size:clamp(27px,2.5vw,38px); max-width:480px; }
.demo-panel>p { margin-top:20px; font-size:18px; line-height:1.75; color:#28485e; }
.demo-fact { border-top:1px solid #d4dedf; padding-top:24px; margin-top:28px; display:flex; flex-direction:column; gap:9px; }
.demo-fact strong { font-size:clamp(25px,2.5vw,37px); line-height:1.3; font-weight:600; letter-spacing:0; }
.demo-fact>span { font-size:14px; line-height:1.6; color:#34556b; }
.demo-next { margin-top:28px; text-align:left; }
.demo-next svg { flex-shrink:0; }
.demo-followup { display:flex; flex-wrap:wrap; align-items:center; gap:20px 30px; padding-block:30px; border-bottom:1px solid #c8d6dc; }
.demo-followup>p { flex:1 1 340px; max-width:650px; font-size:18px; line-height:1.7; color:#28485e; }
.product-demo.demo-keyboard * { transition:none!important; }
@keyframes demo-emission { to { stroke-dashoffset:-64; } }

@media(min-width:1101px){
 .demo-panels { min-height:415px; }
}
@media(max-width:1100px){
 .cinematic-site .split-heading { grid-template-columns:minmax(0,1fr); gap:24px; }
 .cinematic-site .split-heading>p { max-width:720px; margin-top:0; }
 .cinematic-site .glacier-detail { grid-template-columns:1fr; }
 .cinematic-site .glacier-detail>div:last-child { margin-top:0; }
 .cinematic-site .glacier-hero .section-heading h2 { font-size:clamp(50px,6.2vw,70px); }
 .cinematic-site .polar-copy h2 { font-size:clamp(64px,8vw,84px); }
 .demo-instructions { padding:26px; }
 .demo-panels { min-height:475px; }
 .demo-tabs button { font-size:15px; }
 .demo-visual-top { flex-direction:column; align-items:start; }
}
@media(min-width:641px) and (max-width:1100px){
 .cinematic-site .hero-stage .label-sun { top:58%!important; }
 .cinematic-site .hero-stage .label-space { top:52%!important; }
 .cinematic-site .hero-stage .label-roof { display:none; }
}
@media(max-width:900px){
 .product-demo { grid-template-columns:1fr; }
 .demo-instructions { display:contents; }
 .demo-tabs { grid-row:1; margin:20px 28px 0; }
 .demo-visual { grid-row:2; margin-top:20px; }
 .demo-panels { grid-row:3; padding:28px; }
 .demo-visual { min-height:0; }
 .demo-visual-top { flex-direction:row; }
 .film-demo-svg { max-width:600px; align-self:center; margin-top:-20px; margin-bottom:-35px; }
 .demo-panels { min-height:330px; }
 .demo-instructions { padding:28px; }
 .cinematic-site .hero h1 { font-size:clamp(52px,7.4vw,66px); }
 .cinematic-site .case-feature { grid-template-columns:1fr; }
 .cinematic-site .case-feature-image { min-height:320px; }
 .cinematic-site .case-feature-copy { padding:35px; }
 .cinematic-site .case-feature-copy>p { max-width:none; }
 .cinematic-site .case-grid { gap:42px 28px; }
 .cinematic-site .product-feature { grid-template-columns:1fr; gap:35px; }
 .cinematic-site .product-feature.reverse .feature-art { order:2; }
 .cinematic-site .feature-art { min-height:420px; }
 .cinematic-site .feature-copy .section-heading h2 { font-size:40px; }
 .cinematic-site .footer-top { grid-template-columns:1fr 1fr; }
 .cinematic-site .footer-links { grid-column:1/-1; }
}
@media(max-width:640px){
 .cinematic-site .hero h1 { font-size:clamp(38px,10.3vw,58px); }
 .cinematic-site .hero-copy>p { font-size:18px; }
 .cinematic-site .hero-stage .scene-label { font-size:10px; max-width:150px; padding:5px 7px; }
 .cinematic-site .hero-stage .label-roof { max-width:155px; }
 .cinematic-site .hero-chapter-copy h2 { font-size:43px; }
 .cinematic-site .section-heading h2,.cinematic-site .feature-copy .section-heading h2 { font-size:clamp(31px,8.4vw,39px); line-height:1.2; }
 .cinematic-site .section { padding-block:74px; }
 .cinematic-site .glacier-section { padding-top:180px; }
 .cinematic-site .title-line { display:inline; }
 .cinematic-site .title-line>span { display:inline; }
 .cinematic-site .title-line+.title-line:before { content:' '; }
 .cinematic-site .split-heading { gap:22px; }
 .cinematic-site .product-tabs { grid-template-columns:repeat(2,minmax(0,1fr)); }
 .cinematic-site .product-tabs button { padding:16px 13px; font-size:15px; }
 .cinematic-site .product-tabs button>span { font-size:10px; margin-bottom:7px; }
 .cinematic-site .product-tabs button>small { font-size:12px; }
 .cinematic-site .product-panel-copy { padding:27px 22px; }
 .cinematic-site .product-art { min-height:290px; }
 .cinematic-site .product-art>.eyebrow { max-width:calc(100% - 40px); }
 .cinematic-site .product-panel-copy .product-promise { font-size:22px!important; }
 .cinematic-site .product-summary { flex-direction:column; gap:25px; }
 .cinematic-site .product-summary .product-price { text-align:left; }
 .cinematic-site .product-price small { max-width:none; }
 .cinematic-site .product-price span { display:inline; margin-left:8px; }
 .cinematic-site .inline-metrics { gap:25px; }
 .cinematic-site .inline-metrics .metric { flex-basis:115px; }
 .cinematic-site .inline-metrics .metric strong { font-size:30px; }
 .cinematic-site .coating-types { display:grid; grid-template-columns:1fr; gap:26px; }
 .cinematic-site .coating-types>div+div { border-top:1px solid #c8d6df; padding-top:25px; }
 .cinematic-site .coating-types p { max-width:100%; }
 .cinematic-site .feature-art { min-height:340px; }
 .cinematic-site .polar-copy h2 { font-size:68px; }
 .cinematic-site .solcold-metrics .metric strong { font-size:32px; }
 .cinematic-site .glacier-hero .section-heading h2 { font-size:clamp(48px,12.5vw,65px); }
 .cinematic-site .glacier-hero .inline-metrics { gap:25px; }
 .cinematic-site .glacier-temperature strong { font-size:70px; }
 .cinematic-site .glacier-temperature>span { max-width:250px; line-height:1.7; }
 .cinematic-site .temperature-row { grid-template-columns:minmax(95px,1fr) minmax(35px,.8fr) 75px; gap:10px; font-size:13px; }
 .cinematic-site .temperature-row>strong { font-size:17px; }
 .cinematic-site .glacier-detail h3 { font-size:30px; }
 .cinematic-site .case-feature-image { min-height:240px; }
 .cinematic-site .case-feature-copy { padding:26px; }
 .cinematic-site .case-feature-facts>span { font-size:21px; }
 .cinematic-site .case-big-number { font-size:78px; }
 .cinematic-site .case-copy h3 { font-size:29px; }
 .cinematic-site .case-context>div { margin-bottom:19px; }
 .cinematic-site .reported-metrics .metric { flex-direction:column; align-items:start; gap:12px; }
 .cinematic-site .reported-metrics .metric>span { max-width:100%; }
 .cinematic-site .story-visual { position:relative; top:auto; }
 .cinematic-site .story-stage { aspect-ratio:1.1; }
 .cinematic-site .story-stage .building-svg { bottom:15%; }
 .cinematic-site .story-readout { left:12px; bottom:12px; max-width:calc(100% - 24px); }
 .cinematic-site .story-readout>span { font-size:23px; }
 .cinematic-site .story-readout small { font-size:11px; }
 .cinematic-site .story-step { min-height:0; padding-block:28px; }
 .cinematic-site .story-step:last-child { min-height:0; }
 .cinematic-site .story-step h3 { font-size:29px; }
 .cinematic-site .story-stage .atmosphere { top:65px; }
 .cinematic-site .contact-coordinate>a:nth-child(2) { letter-spacing:0; font-size:28px; }
 .cinematic-site .technical-content .spec-list { grid-template-columns:1fr; }
 .cinematic-site .technical-content .spec-row { flex-wrap:wrap; gap:6px 12px; }
 .cinematic-site .technical-content .spec-row dd { max-width:100%; }
 .demo-visual-top { padding:16px; gap:8px; flex-direction:row; align-items:center; }
 .demo-visual-top .eyebrow { font-size:11px; }
 .demo-state-label { font-size:12px; }
 .film-demo-svg { height:245px; margin-top:0; margin-bottom:-10px; }
 .demo-legend,.demo-energy-key { padding-inline:12px; gap:12px; font-size:12px; }
 .demo-scene-note { font-size:11px; padding:14px; }
 .demo-tabs { margin:16px 22px 0; }
 .demo-panels { min-height:515px; padding:24px 22px; }
 .demo-tabs button { font-size:14px; }
 .demo-panel h3 { font-size:27px; }
 .demo-panel>p { font-size:17px; line-height:1.7; }
 .demo-fact strong { font-size:26px; }
 .demo-followup { align-items:stretch; }
 .demo-followup>p { flex-basis:100%; font-size:17px; }
 .demo-followup>.button { width:100%; }
 .demo-followup>.text-link { align-self:start; }
}
@media(prefers-reduced-motion:reduce){
 .product-demo * { transition:none!important; animation:none!important; }
}