.feature-section{background:#fff}
.feature-details{background:white;border-top:1px solid #d2dfe8}
.feature-details>summary{display:flex;align-items:center;justify-content:space-between;gap:12px;list-style:none;cursor:pointer;padding:16px 22px;font-size:15px;font-weight:700;color:#a03d0a;min-height:54px}
.feature-details>summary::-webkit-details-marker{display:none}
.feature-details>summary::after{content:'+';font-size:22px;line-height:1}
.feature-details[open]>summary::after{content:'−'}
.feature-details .when-open,.feature-details[open] .when-closed{display:none}
.feature-details[open] .when-open{display:inline}
.feature-details>summary:hover{background:#fff5ee}
.feature-details>p{font-size:14px;padding:0 22px 8px;color:var(--muted)}
.cabinet-presentation:not(:has(.cabinet-details[open])) .cabinet-view{height:340px;overflow:hidden;padding:12px}
.cabinet-presentation:not(:has(.cabinet-details[open])) .cabinet-view svg{width:100%;height:100%;min-width:0;max-height:316px}
.materials-sheet:has(.materials-details[open])>.materials-preview{display:none}
.cabinet-details .cabinet-legend{border-top:0}
.cabinet-feature{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);gap:40px;align-items:center}
.cabinet-presentation{min-width:0;background:radial-gradient(ellipse at 35% 20%,#fff,#e4edf4 85%);border:1px solid #d2dfe8;border-radius:18px;overflow:hidden}
.feature-view-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:18px 22px;font-size:16px;border-bottom:1px solid #d7e1e8}
.feature-view-heading span{font-size:13px;color:#506677}
.cabinet-view{height:auto;position:relative;width:100%;overflow-x:auto;padding:18px 16px}
.cabinet-view>p{padding:24px;color:#506677}
.cabinet-fallback{padding:22px;height:100%;overflow:auto;font-size:14px;color:#38566a}.cabinet-fallback ul{padding-left:20px}.cabinet-fallback li{margin:8px 0}
.cabinet-view canvas{display:block;width:100%;height:100%;touch-action:pan-y;cursor:grab}
.cabinet-view canvas:active{cursor:grabbing}
.cabinet-view svg{width:100%;height:auto;min-width:520px;display:block}
.cabinet-legend{display:grid;grid-template-columns:1fr 1fr;gap:12px 18px;padding:18px 22px;background:#fff;border-top:1px solid #d2dfe8}
.cabinet-legend>div{display:flex;gap:10px;align-items:start;font-size:14px;min-width:0}
.cabinet-legend span{display:block;overflow-wrap:anywhere}.cabinet-value{font-weight:650;color:#183345;margin-top:3px}
.cabinet-code{flex:0 0 30px;text-align:center;background:#fff0e6;color:#a03d0a;border-radius:5px;padding:4px 0}
.materials-sheet td strong,.materials-sheet td span,.materials-sheet td small{display:block;text-align:left}
.materials-sheet td span{font-size:14px;margin-top:3px;color:#183345}.materials-sheet td small{font-size:13px;line-height:1.45;margin-top:5px;color:var(--muted)}
.materials-sheet td{vertical-align:top}.materials-sheet td:first-child{padding-right:12px}
.cabinet-controls{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:0 20px 16px}
.cabinet-controls button{font:inherit;font-size:14px;font-weight:650;min-height:40px;background:white;color:#183345;border:1px solid #afc2cf;border-radius:7px;padding:8px 14px;cursor:pointer}
.cabinet-controls button[aria-pressed=true]{background:#183345;color:white;border-color:#183345}
.cabinet-controls button:disabled{opacity:.45;cursor:default}
.cabinet-controls span{font-size:13px;color:#526b7c;margin-left:auto}
.cabinet-caption{font-size:12px;color:#536a7a;margin:0;padding:14px 22px;border-top:1px solid #ccdbe5;background:#edf3f8;line-height:1.5}
.cabinet-copy h3,.materials-feature h3{font-size:clamp(28px,3vw,38px);letter-spacing:-.035em;line-height:1.15}
.cabinet-copy>p:not(.eyebrow),.materials-feature p:not(.eyebrow){color:var(--muted)}
.feature-benefits{list-style:none;padding:0;margin:24px 0}
.feature-benefits li{border-top:1px solid var(--line);padding:14px 0 14px 18px;border-left:3px solid #e8edf0}
.feature-benefits strong{display:block;font-size:16px}.feature-benefits span{font-size:14px;color:var(--muted)}
.prewired-note{border:1px solid #d5e0e7;border-radius:9px;background:#f4f8fb;padding:16px 18px}
.prewired-note summary{cursor:pointer;font-size:15px;font-weight:700;line-height:1.5}
.prewired-note p{font-size:14px;color:var(--muted);margin:16px 0 0}.prewired-note a{font-weight:650;text-underline-offset:3px}
.materials-feature{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center;margin-top:64px;padding-top:56px;border-top:1px solid var(--line)}
.materials-sheet{background:#fff;border:1px solid #d2dfe8;border-radius:12px;box-shadow:0 14px 35px #1833450b;overflow:hidden}
.materials-sheet .feature-view-heading{background:#f1f6fa}
.materials-sheet table{border-collapse:collapse;width:calc(100% - 44px);margin:6px 22px 18px;font-size:15px}
.materials-sheet caption{text-align:left;font-size:13px;color:var(--muted);padding:12px 0}
.materials-sheet th{text-align:left;font-size:13px;font-weight:650;color:var(--muted)}
.materials-sheet td,.materials-sheet th{padding:10px 0;border-bottom:1px solid #e1e8ed}
.materials-sheet td:last-child,.materials-sheet th:last-child{text-align:right;font-variant-numeric:tabular-nums}
.materials-sheet td:last-child{font-weight:750}.materials-sheet>p{font-size:13px;padding:0 22px 4px;color:var(--muted)}
.help-section{background:#f0f5f8;border-top:1px solid #dce6ed;border-bottom:1px solid #dce6ed}
.help-features{display:grid;grid-template-columns:1fr 1fr 1.1fr;gap:26px}
.help-features article{padding:26px 24px;border:1px solid #cfdee7;border-radius:12px;background:#fff;display:flex;flex-direction:column;align-items:start}
.help-features article>p{color:var(--muted);font-size:16px}.help-tag{color:var(--orange);font-size:13px;font-weight:750;margin-bottom:20px}
.help-features .human-help{background:#17384c;border-color:#17384c;color:white}
.human-help .help-tag{color:#ffb17e}.help-features .human-help>p,.help-features .human-help small{color:#d6e4ed}
.help-features .help-location{font-size:14px;margin:8px 0 0;padding-top:16px;border-top:1px solid #d6e1e8;width:100%;margin-top:auto}
.help-features .human-help .help-location{border-top-color:#456175}
.help-features small{font-size:12px;color:var(--muted);margin-top:12px;line-height:1.5}
@media(max-width:960px){.cabinet-feature{gap:30px}.materials-feature{gap:32px}.help-features{gap:14px}.help-features article{padding:22px 18px}}
@media(max-width:760px){.cabinet-feature,.materials-feature{grid-template-columns:1fr;gap:28px}.cabinet-copy{grid-row:1}.cabinet-view{height:420px}.materials-feature{margin-top:40px;padding-top:36px}.help-features{grid-template-columns:1fr}.help-features article{padding:24px}.cabinet-controls span{width:100%;margin-left:0}.feature-view-heading{flex-wrap:wrap}.cabinet-copy h3 br,.materials-feature h3 br{display:none}}
@media(prefers-reduced-motion:reduce){.cabinet-view{scroll-behavior:auto}}
@media(max-width:760px){.cabinet-view{height:auto}.cabinet-legend{grid-template-columns:1fr}.cabinet-feature{gap:28px}}
.demo-floors,.house-floor-controls{display:flex;gap:6px;flex-wrap:wrap;padding:10px 16px;border-bottom:1px solid #d5dfe4;background:#fff}
.demo-floors button,.house-floor-controls button{font:inherit;font-size:14px;border:1px solid #c6d3db;border-radius:6px;padding:8px 12px;background:white;color:#173246;cursor:pointer}
.demo-floors button[aria-pressed="true"],.house-floor-controls button[aria-pressed="true"]{background:#173246;border-color:#173246;color:white}
.clear-circuit{margin:10px 18px;padding:9px 14px;border:1px solid #e2540e;border-radius:6px;background:white;color:#e2540e;font:inherit;font-size:14px}
.dossier .spatial-preview{grid-template-columns:minmax(0,1.45fr) minmax(0,1fr)}
#landing-house{height:460px;background:#172536;border-radius:12px 12px 0 0;overflow:hidden;color:white;position:relative}
#landing-house canvas{display:block;width:100%;height:100%;touch-action:none}
#landing-house>p{padding:24px}#landing-house>svg{width:100%;height:80%;background:#f0f4f6}
.house-presentation .house-floor-controls{border-radius:0 0 12px 12px}
.house-presentation figcaption{font-size:14px!important;line-height:1.5;margin-top:12px!important}
.document-image[data-document="plan"]{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.floor-document{min-width:0;min-height:0;height:100%;text-align:center;font-size:14px}
.document-image .floor-document svg{height:calc(100% - 28px)}
.learn-section{background:#f0f4f6;border-top:1px solid #d5dfe4}
.learn-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.learn-grid>a{background:white;border:1px solid #d5dfe4;border-radius:10px;padding:24px;text-decoration:none;display:flex;flex-direction:column;transition:border-color .15s}
.learn-grid>a:hover{border-color:#e2540e}.learn-grid h3{font-size:19px;color:#173246}.learn-grid p{font-size:16px;color:#526774}.learn-grid span{font-size:14px;font-weight:700;color:#a53a06;margin-top:auto}
.all-articles{margin-top:24px}.seo-links{display:flex;gap:12px 22px;flex-wrap:wrap;margin-top:20px!important;padding-top:18px;border-top:1px solid #d5dfe4;font-size:14px}
@media(max-width:760px){.dossier .spatial-preview{grid-template-columns:1fr}.learn-grid{grid-template-columns:1fr 1fr}#landing-house{height:400px}}
@media(max-width:480px){.learn-grid{grid-template-columns:1fr}.house-floor-controls{gap:4px;padding:10px}.house-floor-controls button{padding:9px 8px}.demo-floors button{flex:1}}