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.catalog-section{background:#f3f4f5}.catalog-layout{display:grid;grid-template-columns:280px 1fr;gap:34px;align-items:start}.filters{position:sticky;top:120px;background:#fff;border:1px solid #d8dde1;padding:24px}.filter-heading,.results-bar{display:flex;align-items:center;justify-content:space-between;gap:20px}.filter-heading h2{font-size:20px;margin:0}.filter-heading button{border:0;background:none;color:#e94d00;font-weight:800;cursor:pointer}.filters fieldset{border:0;border-top:1px solid #d8dde1;margin:22px 0 0;padding:19px 0 0}.filters legend,.filters>label{font-size:12px;font-weight:900;text-transform:uppercase;letter-spacing:.06em}.filters fieldset label{display:flex;gap:9px;align-items:flex-start;margin:10px 0;font-size:14px}.filters input[type=checkbox]{width:auto;margin:4px 0}.filters input[type=search]{margin-bottom:0}.filter-note{font-size:11px;color:#687078}.results-bar{min-height:55px;margin-bottom:18px}.results-bar p{margin:0}.results-bar label{display:flex;align-items:center;gap:10px;font-size:12px;font-weight:800}.results-bar select{width:auto;margin:0;padding:9px}.catalog-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.catalog-card{background:#fff;border:1px solid #d8dde1;display:flex;flex-direction:column}.catalog-image{aspect-ratio:1;background:#fff;overflow:hidden}.catalog-image img{width:100%;height:100%;object-fit:contain}.catalog-body{padding:25px;display:flex;flex-direction:column;align-items:flex-start;flex:1}.product-series{color:#ff5a0a;font-size:11px;font-weight:900;text-transform:uppercase;letter-spacing:.1em}.catalog-body h2{font-size:23px;line-height:1.1;margin:8px 0 12px}.catalog-body p{color:#687078}.card-specs{display:grid;grid-template-columns:repeat(3,1fr);width:100%;border-top:1px solid #d8dde1;border-bottom:1px solid #d8dde1;margin:15px 0 22px}.card-specs div{padding:12px 8px;border-right:1px solid #d8dde1}.card-specs div:last-child{border:0}.card-specs dt{font-size:10px;text-transform:uppercase;color:#687078}.card-specs dd{margin:3px 0 0;font-weight:800;font-size:12px}.empty-state{background:#fff;padding:50px;text-align:center}.product-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:65px;align-items:center}.gallery-stage{aspect-ratio:1;border:1px solid #d8dde1;background:#fff}.gallery-stage img{width:100%;height:100%;object-fit:contain}.gallery-thumbs{display:flex;gap:10px;margin-top:12px}.gallery-thumb{width:82px;height:82px;background:#fff;border:2px solid #d8dde1;padding:2px;cursor:pointer}.gallery-thumb.active{border-color:#ff5a0a}.gallery-thumb img{width:100%;height:100%;object-fit:contain}.product-summary h2{font-size:clamp(35px,4vw,55px);line-height:1.02;text-transform:uppercase;margin:0 0 20px}.product-short{font-size:18px;color:#687078}.product-highlights{display:flex;flex-wrap:wrap;gap:8px;margin:25px 0}.product-highlights span{border:1px solid #cbd0d4;padding:8px 11px;font-size:11px;font-weight:900;text-transform:uppercase}.product-note{font-size:12px;color:#687078}.spec-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}.spec-layout h2{font-size:42px;text-transform:uppercase;line-height:1.05}.spec-table{margin:0;background:#fff}.spec-table div{display:grid;grid-template-columns:1fr 1fr;padding:15px 19px;border-bottom:1px solid #d8dde1}.spec-table dt{font-weight:800}.spec-table dd{margin:0}.catalog-card[hidden]{display:none}@media(max-width:900px){.catalog-layout,.product-layout,.spec-layout{grid-template-columns:1fr}.filters{position:static}.catalog-grid{grid-template-columns:1fr}.product-layout{gap:30px}}@media(max-width:560px){.card-specs{grid-template-columns:1fr}.card-specs div{border-right:0;border-bottom:1px solid #d8dde1}.results-bar{align-items:flex-start;flex-direction:column}.results-bar label{width:100%}.results-bar select{width:100%}}

.family-story{background:#111519;color:#fff}.story-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center}.story-grid h2{font-size:clamp(36px,4vw,54px);line-height:1.05;text-transform:uppercase;margin:0 0 20px}.story-grid p:not(.section-kicker){color:#c7ccd0;max-width:700px}.difference-panel{background:#fff;color:#15191c;padding:28px;border-top:5px solid #ff5a0a}.difference-panel>div{display:grid;grid-template-columns:25px 1fr;gap:8px;padding:13px 0;border-bottom:1px solid #d8dde1}.difference-panel>div:last-child{border:0}.difference-panel span{color:#ff5a0a;font-weight:900}.family-podium{background:#2a2408}.family-podium .difference-panel{border-top-color:#f0cc00}.family-insulating{background:#101926}.family-integrated{background:#242008}.variant-section{background:#fff}.variant-matrix{display:grid;grid-template-columns:repeat(3,1fr);border-left:1px solid #d8dde1;border-top:1px solid #d8dde1}.variant-matrix>div{min-height:145px;padding:24px;border-right:1px solid #d8dde1;border-bottom:1px solid #d8dde1}.variant-matrix span{display:block;color:#687078;font-size:11px;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.variant-matrix strong{display:block;font-size:20px;line-height:1.15;margin-top:12px}.product-faq-section{background:#eef0f2}.related-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.product-detail+.muted{border-top:1px solid #d8dde1}.product-summary .button{margin:8px 0 18px}@media(max-width:900px){.story-grid{grid-template-columns:1fr}.variant-matrix,.related-grid{grid-template-columns:1fr 1fr}}@media(max-width:600px){.variant-matrix,.related-grid{grid-template-columns:1fr}}

.product-showcase .card-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.product-showcase .card:first-child{grid-column:1/-1;display:grid;grid-template-columns:minmax(320px,.8fr) minmax(0,1.2fr);min-height:310px;border-top:5px solid #ff5a0a}.product-showcase .card:first-child .card-image{height:100%;min-height:305px}.product-showcase .card:first-child .card-body{min-height:0;padding:44px;justify-content:center}.product-showcase .card:first-child h3{font-size:34px;max-width:600px}.product-showcase .card:first-child p{font-size:16px;max-width:670px}.product-showcase .card:first-child .card-arrow{top:30px;right:32px;font-size:25px}.product-showcase .card:not(:first-child) .card-image{height:175px}.product-showcase .card:not(:first-child) .card-body{min-height:190px}@media(max-width:1000px){.product-showcase .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.product-showcase .card:first-child{grid-template-columns:1fr 1fr}}@media(max-width:680px){.product-showcase .card-grid{grid-template-columns:1fr}.product-showcase .card:first-child{grid-template-columns:1fr}.product-showcase .card:first-child .card-image{min-height:240px}.product-showcase .card:first-child .card-body{padding:28px}.product-showcase .card:first-child h3{font-size:27px}}

.sitemap-section{background:#f2f4f5}
.sitemap-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.sitemap-group{background:#fff;border-top:5px solid var(--orange,#ff5a0a);box-shadow:0 12px 32px rgba(18,23,28,.08);padding:30px}
.sitemap-group h2{font-size:clamp(1.25rem,2vw,1.7rem);margin:0 0 18px}
.sitemap-group ul{list-style:none;margin:0;padding:0}
.sitemap-group li{border-bottom:1px solid #dfe3e6}
.sitemap-group li:last-child{border-bottom:0}
.sitemap-group a{align-items:center;color:#24282c;display:flex;font-weight:700;gap:18px;justify-content:space-between;padding:13px 2px;text-decoration:none}
.sitemap-group a b{color:var(--orange,#ff5a0a);font-size:1.1rem;transition:transform .2s ease}
.sitemap-group a:hover,.sitemap-group a:focus-visible{color:var(--orange,#e94f00)}
.sitemap-group a:hover b,.sitemap-group a:focus-visible b{transform:translateX(4px)}
@media(max-width:760px){.sitemap-grid{grid-template-columns:1fr}.sitemap-group{padding:24px}}

.content-overview .story-grid{align-items:start}
.content-overview .prose{border-left:4px solid var(--orange,#ff5a0a);font-size:1.08rem;line-height:1.75;padding-left:28px}
.content-overview .prose p:first-child{color:#24282c;font-size:1.2rem;margin-top:0}
.context-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:34px}
.context-grid article{background:#fff;border-bottom:4px solid transparent;box-shadow:0 10px 30px rgba(18,23,28,.07);padding:26px;transition:border-color .2s ease,transform .2s ease}
.context-grid article:hover{border-color:var(--orange,#ff5a0a);transform:translateY(-3px)}
.context-grid article>span{color:var(--orange,#ff5a0a);font-size:.78rem;font-weight:900;letter-spacing:.14em}
.context-grid h3{font-size:1.17rem;margin:12px 0 9px}.context-grid p{margin:0}
.selection-grid{align-items:start;display:grid;gap:64px;grid-template-columns:minmax(0,1.05fr) minmax(320px,.95fr)}
.selection-grid>div:first-child>p:not(.section-kicker){font-size:1.08rem;line-height:1.75;margin-bottom:28px}
.planning-panel{background:#24282c;border-top:6px solid var(--orange,#ff5a0a);color:#fff;padding:34px}
.planning-panel .mega-label{color:#ff7b3a}.planning-panel .check-list li{border-color:rgba(255,255,255,.15)}
.process-section{background:#24282c;color:#fff}.process-section .intro-row>p{color:#cfd3d6}
.process-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:34px}
.process-grid article{align-items:flex-start;border-top:1px solid rgba(255,255,255,.2);display:flex;gap:18px;padding-top:24px}
.process-grid article>span{align-items:center;background:var(--orange,#ff5a0a);border-radius:50%;display:flex;flex:0 0 38px;font-weight:900;height:38px;justify-content:center}
.process-grid h3{color:#fff;margin:3px 0 8px}.process-grid p{color:#cfd3d6;margin:0}
@media(max-width:980px){.context-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.selection-grid{gap:36px}}
@media(max-width:720px){.content-overview .prose{border-left:0;border-top:4px solid var(--orange,#ff5a0a);padding-left:0;padding-top:22px}.context-grid,.selection-grid,.process-grid{grid-template-columns:1fr}.selection-grid{gap:28px}.planning-panel{padding:26px}}