/* Onest (OFL, assets/fonts/Onest-OFL.txt), self-hosted for the strict CSP */
@font-face{font-family:Onest;font-style:normal;font-weight:100 900;font-display:swap;src:url(assets/fonts/onest-cyrillic-wght-normal.woff2) format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:Onest;font-style:normal;font-weight:100 900;font-display:swap;src:url(assets/fonts/onest-cyrillic-ext-wght-normal.woff2) format('woff2');unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}
@font-face{font-family:Onest;font-style:normal;font-weight:100 900;font-display:swap;src:url(assets/fonts/onest-latin-wght-normal.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
/* LIVOLTEK UA — native, responsive, light-engineering partner catalogue. */
/* FAQ keeps native disclosure behavior; styling is scoped away from catalog filters. */
.faq-section{display:grid;grid-template-columns:1fr 1.5fr;gap:48px;padding-top:64px;align-items:start}
.faq-section>div,.faq-list{min-width:0}
.faq-section .text-link{min-height:44px}
.faq-list{border-top:1px solid var(--line)}
.faq-list>details{border-bottom:1px solid var(--line)}
.faq-list>details>summary{display:block;position:relative;list-style:none;cursor:pointer;padding:20px 40px 20px 0;min-height:56px;font-size:16px;font-weight:600;line-height:1.5;overflow-wrap:anywhere}
.faq-list>details>summary::-webkit-details-marker{display:none}
.faq-list>details>summary::marker{content:""}
.faq-list>details>summary::before,.faq-list>details>summary::after{content:"";position:absolute;background:currentColor;border-radius:1px;pointer-events:none}
.faq-list>details>summary::before{width:14px;height:2px;right:4px;top:calc(50% - 1px)}
.faq-list>details>summary::after{width:2px;height:14px;right:10px;top:calc(50% - 7px)}
.faq-list>details[open]>summary{color:var(--blue)}
.faq-list>details[open]>summary::after{display:none}
.faq-list>details>p{margin:0;padding:0 40px 20px 0;max-width:68ch;font-size:15px;line-height:1.7;color:var(--muted)}
@media(hover:hover){.faq-list>details>summary:hover{color:var(--blue)}}
.price{font-size:25px;font-weight:650;letter-spacing:-.025em;margin:12px 0 18px;overflow-wrap:anywhere}.product-info>.price{font-size:32px}.cart-item-info{flex:1;min-width:100px;overflow-wrap:anywhere}.cart-item-info strong,.cart-item-info span{display:block}.cart-item-info span{font-size:12px;color:var(--muted);margin-top:4px}.cart-row .line-total{flex:0 1 auto;white-space:nowrap;font-size:16px}.cart-subtotal{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding:22px 0 12px;font-size:14px}.cart-subtotal strong{font-size:20px;overflow-wrap:anywhere}
:root{--brand:#008BF7;--action:#006FC5;--action-hover:#005DA6;--canvas:#FFFFFF;--surface:#F4F8FB;--text:#14283B;--text-muted:#536778;--line:#D8E4EC;--control-border:#74899B;--blue:var(--action);--ink:var(--text);--muted:var(--text-muted);--soft:var(--surface);--ease:cubic-bezier(.2,.65,.3,1);--page-width:1280px;--page-gutter:32px;--control-height:48px}
*{box-sizing:border-box}html{font-family:Onest,"Segoe UI",Arial,sans-serif;color:var(--ink);background:#fff;scroll-behavior:smooth}body{margin:0;font-size:15px;line-height:1.6}button,input,select,textarea{font:inherit}button{cursor:pointer;color:inherit}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}p{margin:0 0 18px}h1,h2,h3{line-height:1.15;letter-spacing:-.035em;margin:0 0 16px;font-weight:650}h2{font-size:clamp(26px,2.7vw,37px)}h3{font-size:20px}[hidden]{display:none!important}button:disabled{opacity:.5;cursor:default}a,button{touch-action:manipulation}a,button,input,select,textarea{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--blue);outline-offset:4px}input,textarea,select{max-width:100%;min-width:0}input[type=checkbox]{accent-color:var(--blue);width:18px;height:18px}.icon{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;vertical-align:middle}.container{width:min(var(--page-width),calc(100% - 2 * var(--page-gutter)));margin-inline:auto;padding:64px 0}.sr-only{position:absolute;clip:rect(0,0,0,0);width:1px;height:1px;overflow:hidden;white-space:nowrap}.skip-link{position:fixed;left:16px;top:-100px;padding:12px 24px;background:#fff;z-index:100}.skip-link:focus{top:10px}main{min-height:520px}main:focus{outline:none}
.announcement{background:var(--surface);font-size:12px;letter-spacing:.02em;color:#536478}.announcement>div{width:min(var(--page-width),calc(100% - 2 * var(--page-gutter)));margin:auto;padding:8px 0;display:flex;justify-content:space-between;gap:16px}.announcement a:hover{color:var(--blue)}.site-header{background:#fff;border-bottom:1px solid var(--line)}.header-inner{width:min(var(--page-width),calc(100% - 2 * var(--page-gutter)));margin:auto;display:flex;align-items:center;gap:24px;padding:20px 0}.logo{display:inline-flex;flex-shrink:0}.logo img{height:auto}.catalog-toggle{background:var(--blue);color:#fff;border:0;border-radius:8px;padding:0 18px;height:var(--control-height);display:flex;gap:10px;align-items:center;font-size:14px;font-weight:600;flex-shrink:0}.catalog-toggle .icon{width:19px;height:19px}.search{flex:1;display:flex;align-items:center;gap:12px;background:var(--soft);border:1px solid #edf0f4;border-radius:8px;padding:0 16px;min-width:80px;height:var(--control-height)}.search .icon{width:18px;color:var(--muted)}.search input[type=search]{width:100%;height:100%;min-width:0;padding:0;background:none;border:0;border-radius:0;font-size:14px;line-height:1.5}.header-actions{display:flex;gap:16px;align-items:center;margin-left:auto}.header-actions button{display:flex;gap:7px;align-items:center;justify-content:center;position:relative;white-space:nowrap;min-width:48px;min-height:48px;padding:8px 6px;border:0;background:none;font-size:12px}.header-actions .icon{width:23px}.header-actions b{font-size:12px;line-height:16px;min-width:16px;text-align:center;border-radius:50%;background:var(--blue);color:white;position:absolute;top:0;left:15px}.header-actions button:hover{color:var(--blue)}.subnav-wrap{border-top:1px solid #f0f2f5}.subnav{width:min(var(--page-width),calc(100% - 2 * var(--page-gutter)));margin:auto;padding:8px 0;display:flex;align-items:center;gap:28px;font-size:12px}.subnav a{white-space:nowrap;min-height:44px;display:flex;align-items:center}.subnav a:hover,.subnav [aria-current]{color:var(--blue)}.subnav .nav-help{margin-left:auto;display:flex;align-items:center;gap:9px;color:var(--blue)}.nav-help .icon{width:19px;height:19px}
.btn{display:inline-flex;align-items:center;justify-content:center;text-align:center;gap:16px;background:#fff;border:1px solid var(--control-border);color:var(--blue);border-radius:8px;padding:14px 22px;font-size:14px;font-weight:600;line-height:1.4;min-height:48px;transition:background .2s,transform .2s,border-color .2s}.btn .icon{width:19px;height:19px}.btn.primary{background:var(--blue);color:#fff;border-color:var(--blue)}.btn.subtle{background:transparent;border-color:var(--line);color:var(--ink)}.btn.small{font-size:12px;padding:9px 15px;min-height:40px}.btn:hover{background:var(--surface);border-color:var(--blue)}.btn.primary:hover,.catalog-toggle:hover{background:#005DA6}.btn:active{transform:translateY(1px)}.actions{display:flex;flex-wrap:wrap;gap:12px}.text-link,.link-btn{display:inline-flex;align-items:center;gap:10px;color:var(--blue);font-size:13px;font-weight:600;background:none;border:0;padding:0}.text-link .icon{width:19px;transition:transform .2s}.text-link:hover .icon{transform:translateX(4px)}@media(hover:hover){.text-link:hover,.link-btn:hover{text-decoration:underline;text-underline-offset:4px}}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:var(--blue);margin:0 0 18px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:25px;margin-bottom:18px}.section-head h2{margin-bottom:0}.section-head .eyebrow{margin-bottom:12px}.section-head .text-link{white-space:nowrap;margin-bottom:4px}.section-intro{max-width:660px;color:var(--muted);font-size:13px;line-height:1.8;margin-bottom:28px}.home-products{padding-top:58px;padding-bottom:0}
.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.product-card{min-width:0;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:white;transition:border-color .25s,box-shadow .25s,transform .25s}.card-visual{position:relative;background:#f8f9fb;padding:20px 25px 14px}.product-image-link{display:block}.product-card .product-media img{width:100%;height:224px;object-fit:contain;mix-blend-mode:multiply;transition:transform .4s var(--ease);padding:10px}.product-media .image-placeholder{min-height:220px;display:flex;align-items:center;justify-content:center;padding:25px;color:var(--muted);text-align:center;font-size:12px;background:var(--soft);border:1px dashed var(--line)}.model-tag{display:inline-block;position:relative;z-index:1;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:#4e6074;background:white;border:1px solid var(--line);border-radius:5px;padding:4px 7px}.compare-check{position:absolute;top:12px;right:12px;display:grid;place-items:center;width:44px;height:44px;cursor:pointer}.compare-check input{position:absolute;inset:0;width:44px;height:44px;margin:0;opacity:0;cursor:pointer}.compare-check>span{display:grid;place-items:center;width:44px;height:44px;border:1px solid var(--line);border-radius:7px;background:#fff;pointer-events:none}.compare-check .icon{width:18px;height:18px}.compare-check input:checked+span{background:var(--blue);color:#fff;border-color:var(--blue)}.compare-check input:focus-visible+span{outline:3px solid var(--blue);outline-offset:3px}.card-content{padding:23px 24px}.product-kind{font-size:12px;color:var(--muted);margin-bottom:8px}.product-card h3{font-size:18px;overflow-wrap:anywhere;margin-bottom:22px;letter-spacing:-.02em;line-height:1.3}.product-link:hover{color:var(--blue)}.card-specs{margin:0 0 20px;font-size:12px;display:grid;gap:9px}.card-specs>div{display:flex;align-items:center;justify-content:space-between;gap:6px}.card-specs dt{display:flex;gap:7px;align-items:center;color:var(--muted)}.card-specs .icon{width:16px;height:16px;color:#8290a0}.card-specs dd{font-weight:650;text-align:right;margin:0}.status{display:flex;align-items:center;gap:6px;color:#576575;font-size:12px;margin:0 0 18px}.status>span{width:5px;height:5px;border-radius:50%;background:#8894a2}.card-bottom{display:flex;gap:10px;align-items:center}.card-bottom .btn{flex:1;font-size:12px;padding:11px 15px;min-height:44px;justify-content:center;border-color:var(--line);color:var(--ink)}.card-bottom .btn:hover{border-color:var(--blue);color:var(--blue)}.card-bottom .btn.primary{color:#fff}.card-manager{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--line);border-radius:8px;color:var(--blue)}.card-manager:hover{background:var(--surface)}
/* Native range owns mouse, touch and keyboard interaction; both photos keep the same frame. */
.comparison{position:relative;aspect-ratio:3/2;--comparison-position:50%;isolation:isolate;background:#182536}
.comparison-base,.comparison-reveal{position:absolute;inset:0}
.comparison-base img,.comparison-reveal img{display:block;width:100%;height:100%;object-fit:cover;object-position:center;user-select:none;pointer-events:none}
.comparison-reveal{clip-path:inset(0 calc(100% - var(--comparison-position)) 0 0);z-index:1}
.comparison-handle{position:absolute;z-index:3;top:0;bottom:0;left:var(--comparison-position);width:2px;background:#fff;transform:translateX(-50%);pointer-events:none}
.comparison-handle span{position:absolute;top:50%;left:50%;width:44px;height:44px;border-radius:50%;background:#fff;box-shadow:0 2px 12px #10243b40;transform:translate(-50%,-50%)}
.comparison-handle span:before,.comparison-handle span:after{content:"";position:absolute;top:50%;width:7px;height:7px;border-top:2px solid var(--blue);border-left:2px solid var(--blue)}
.comparison-handle span:before{left:12px;transform:translateY(-50%) rotate(-45deg)}
.comparison-handle span:after{right:12px;transform:translateY(-50%) rotate(135deg)}
.comparison-range{position:absolute;top:0;left:-22px;z-index:4;width:calc(100% + 44px);max-width:none;height:100%;margin:0;opacity:0;cursor:ew-resize;appearance:none;touch-action:pan-y}
.comparison-range::-webkit-slider-runnable-track{height:4px}
.comparison-range::-webkit-slider-thumb{appearance:none;width:44px;height:44px;margin-top:-20px}
.comparison-range::-moz-range-track{height:4px}
.comparison-range::-moz-range-thumb{width:44px;height:44px;border:0}
.comparison:has(.comparison-range:focus-visible){outline:3px solid var(--blue);outline-offset:4px}
.comparison-label{position:absolute;bottom:16px;padding:9px 12px;border-radius:5px;background:#162b40e8;color:#fff;font-size:12px;line-height:1.2;font-weight:600;pointer-events:none;white-space:nowrap}
.comparison-label-off{right:16px}.comparison-label-on{left:16px}
.comparison-hint{position:absolute;z-index:5;top:16px;left:50%;transform:translateX(-50%);margin:0;padding:7px 10px;border-radius:4px;background:#fffffff0;color:#14253a;font-size:12px;white-space:nowrap;pointer-events:none}

/* Shared assistance block: one layout for home and the selection guide. */
.help-box{display:flex;align-items:center;gap:24px;padding:32px;margin-top:48px;background:var(--soft);border:1px solid var(--line);border-radius:12px}
.help-box>div:not(.help-icon){flex:1;min-width:0}
.help-icon{display:grid;place-items:center;flex-shrink:0;width:48px;height:48px;color:var(--blue)}
.help-icon .icon{width:36px;height:36px}
.help-box h2{font-size:28px;line-height:1.2;margin:0 0 8px}
.help-box p{font-size:15px;line-height:1.6;color:var(--muted);margin:0}
.help-box .btn{flex-shrink:0}
.help-inline{display:flex;align-items:center;flex-wrap:wrap;gap:4px 12px;margin:24px 0 0}
.help-inline .text-link{min-height:44px}
.check-list{list-style:none;padding:0;margin:25px 0 30px;font-size:13px}.check-list li{display:flex;align-items:flex-start;gap:10px;margin:13px 0}.check-list .icon{color:var(--blue);width:18px;height:18px;margin-top:2px}
/* Live callouts identify the same objects on desktop and mobile; the house stays uncropped. */
.system-story{margin:0}
.energy-house-layout{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.4fr);gap:24px;align-items:center}
.energy-house-copy{position:relative;z-index:1;min-width:0;padding-bottom:24px}
.energy-house-copy .eyebrow{margin-bottom:18px}
.energy-house-copy h2{font-size:clamp(32px,3.5vw,50px);line-height:1.1;letter-spacing:-.04em;margin:0 0 24px}
.energy-house-lead{font-size:clamp(17px,1.7vw,23px);line-height:1.5;color:var(--muted);margin:0 0 22px}
.energy-house-copy .text-link{min-height:44px;font-size:15px}
.energy-house-visual{position:relative;margin:0;min-width:0}
.energy-house-image{display:block;width:100%;height:auto;object-fit:contain}
.energy-labels{list-style:none;padding:0;margin:0}
.energy-labels li{position:absolute;display:flex;align-items:center;gap:8px;padding:10px 13px;background:#fff;border:1px solid #e8edf4;border-radius:8px;box-shadow:0 3px 14px #14283B0c;font-size:clamp(12px,1vw,14px);font-weight:600;line-height:1.35}
.energy-labels .icon{width:20px;height:20px;color:var(--blue)}
.energy-labels sup{font-size:10px;margin-left:2px}
.energy-label-grid{left:0;top:25%}
.energy-label-solar{right:2%;top:9%}
.energy-label-storage{left:30%;bottom:14%}
.energy-label-loads{right:0;bottom:29%}
.energy-house-note{font-size:13px;line-height:1.6;color:var(--muted);margin:20px 0 0;max-width:940px}
.system-story + .help-box{margin-top:48px}
@media(max-width:800px){
 .energy-house-layout{grid-template-columns:minmax(0,1fr);gap:16px}
 .energy-house-copy{padding:0}
 .energy-house-copy .eyebrow{font-size:11px;margin-bottom:12px}
 .energy-house-copy h2{font-size:clamp(28px,7.2vw,36px);max-width:480px;margin-bottom:16px}
 .energy-house-lead{font-size:17px;margin-bottom:6px}
 .energy-house-visual{width:100%;max-width:640px;margin-inline:auto}
 .energy-labels li{padding:6px 8px;gap:5px;border-radius:6px;font-size:clamp(12px,2.8vw,14px);line-height:1.3;box-shadow:0 2px 10px #14283B14}
 .energy-labels .icon{width:16px;height:16px}
 .energy-label-solar{right:0;top:2%;max-width:46%}
 .energy-label-storage{left:19%;bottom:3%;max-width:56%}
 .energy-label-loads{right:0;bottom:30%;max-width:46%}
 .energy-house-note{font-size:12px;margin-top:20px}
}

.breadcrumbs{display:flex;flex-wrap:wrap;gap:10px;font-size:12px;color:var(--muted);margin:0 0 35px}.breadcrumbs a:hover{color:var(--blue)}.breadcrumbs>span:last-child{color:var(--muted)}.page-title{font-size:clamp(32px,3.5vw,49px);letter-spacing:-.045em;line-height:1.15}.lead{font-size:16px;line-height:1.8;color:var(--muted);max-width:600px}.page-heading{margin:0 0 40px;max-width:850px}.catalog-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:25px;margin-bottom:30px}.catalog-heading .lead{margin:0}.catalog-context{display:flex;gap:12px;align-items:center;font-size:12px;color:#5a6c80;background:var(--soft);border-radius:7px;padding:13px 17px;margin-bottom:32px}.catalog-context .icon{width:18px}.catalog-context p{margin:0}.catalog-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:28px}.filter-panel{border:1px solid var(--line);border-radius:10px;padding:22px;height:max-content}.filter-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.filter-title h2{font-size:16px;letter-spacing:-.01em;margin:0}.filter-title button{font-size:12px;font-weight:400}.filter-panel label{display:block;font-size:12px;font-weight:600;margin-bottom:24px}select,input[type=search]{border:1px solid #d6dee9;border-radius:7px;background:#fff;color:var(--ink);padding:11px;font-size:12px}.filter-panel select{display:block;width:100%;min-height:44px;margin-top:9px;font-size:12px}.filter-tip{border-top:1px solid var(--line);margin-top:30px;padding-top:24px}.filter-tip .icon{color:var(--blue);margin-bottom:14px}.filter-tip h3{font-size:15px}.filter-tip p{font-size:12px;color:var(--muted);line-height:1.8}.filter-tip a{font-size:12px;color:var(--blue);font-weight:600}.filters{display:flex;gap:12px;justify-content:space-between}.filters label{min-width:0}.catalog-search-label{flex:1}.filters input{width:100%}.filters select{width:230px}.filters input,.filters select{height:48px;line-height:1.4;font-size:14px;padding:0 12px}.result-count{font-size:12px;color:var(--muted);margin:14px 0 20px}.catalog-results .product-grid{gap:14px}.catalog-results .card-content{padding:18px}.catalog-results .card-visual{padding:17px 17px 10px}.catalog-results .product-card .product-media img{height:184px}.catalog-results .product-card h3{font-size:16px}.catalog-results .card-specs{font-size:12px}.catalog-results .card-specs dt{gap:4px}.catalog-results .card-specs .icon{width:14px}.catalog-results .card-bottom .btn{font-size:12px;padding:10px 12px;min-height:44px}.empty,.empty-state{text-align:center;padding:70px 25px;color:var(--muted);border:1px solid var(--line);border-radius:12px;background:var(--soft)}.empty h2{font-size:24px;color:var(--ink)}.empty p{font-size:14px}.empty-state{margin:25px 0 55px}.empty-state>.icon{width:55px;height:55px;color:var(--blue);margin-bottom:25px}.empty-state .page-title{color:var(--ink)}
.product-detail{display:grid;grid-template-columns:1.05fr 1fr;gap:65px}.product-detail>*{min-width:0}.product-detail{row-gap:16px}.product-title{grid-column:2;grid-row:1;margin:8px 0 0;font-size:38px;overflow-wrap:anywhere}.product-detail>.gallery{grid-column:1;grid-row:1/3}.product-detail>.product-info{grid-column:2;grid-row:2}.gallery-stage{background:var(--surface);border-radius:14px;padding:24px}.photo-zoom{border:0;background:transparent;display:block;width:100%;padding:0;color:var(--muted);cursor:zoom-in}.product-detail .main-photo{width:100%;height:360px;object-fit:contain;mix-blend-mode:multiply;padding:20px}.photo-zoom>span{display:block;font-size:12px;padding:8px}.photo-options{display:flex;gap:10px;margin:14px 0}.photo-options button{background:#fff;border:1px solid var(--line);border-radius:7px;width:65px;height:66px;padding:6px;position:relative}.photo-options img{height:48px;width:100%;object-fit:contain}.photo-options button>span{position:absolute;bottom:1px;right:4px;font-size:12px;color:var(--muted)}.photo-options [aria-pressed=true]{border:2px solid var(--blue)}.source-note{font-size:12px;color:var(--muted);line-height:1.8}.source-note p{margin:7px 0}.source-note a{color:var(--blue);text-decoration:underline;text-underline-offset:3px}.product-info{padding-top:8px}.product-info .page-title{font-size:38px;line-height:1.15;overflow-wrap:anywhere}.product-intro{font-size:14px;line-height:1.8;color:var(--muted)}.product-info .status{margin-top:20px;font-size:12px}.key-specs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:23px 0;gap:20px;margin:23px 0}.key-specs>div{min-width:0}.key-specs .icon{width:21px;color:var(--blue);margin-bottom:9px}.key-specs span{display:block;font-size:12px;color:var(--muted)}.key-specs strong{display:block;font-size:27px;letter-spacing:-.025em;margin-top:7px;overflow-wrap:anywhere;line-height:1.2}.product-info .actions .btn{width:100%;min-height:52px}.detail-compare{display:flex;gap:9px;align-items:center;cursor:pointer;font-size:12px;margin:18px 0}.detail-compare .icon{width:17px}.reference-disclosure{font-size:12px;color:var(--muted);padding:14px 0;border-top:1px solid var(--line);margin:0}.product-service-links{display:flex;flex-wrap:wrap;gap:15px;font-size:12px}.product-service-links a{display:flex;align-items:center;gap:7px}.product-service-links .icon{width:17px;color:var(--blue)}.product-lower{display:grid;grid-template-columns:1.65fr 1fr;gap:60px;margin-top:65px}.product-spec-section h2{font-size:28px}.specs{width:100%;border-collapse:collapse;font-size:12px;margin:28px 0 14px}.specs th,.specs td{padding:15px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.65}.specs th{font-weight:400;color:var(--muted);width:43%}.specs tr:nth-child(odd){background:var(--soft)}.source-details summary{font-size:12px}.product-advice{background:var(--soft);padding:35px;border-radius:12px;height:max-content;margin-top:37px}.product-advice>.icon{width:35px;height:35px;color:var(--blue);margin-bottom:22px}.product-advice h2{font-size:27px}.product-advice p{font-size:13px;color:var(--muted)}.sticky-product-actions{display:none}
.guide-header{display:flex;justify-content:space-between;align-items:center;gap:30px;margin-bottom:40px}.guide-header>.icon{width:110px;height:110px;color:var(--blue);stroke-width:.7;margin:20px 50px}.guide-grid,.service-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;margin:35px 0}.guide-grid article{padding:28px;border-top:2px solid var(--blue);background:var(--soft);border-radius:0 0 10px 10px}.guide-grid article>span{font-size:12px;letter-spacing:.1em;color:var(--blue);font-weight:700}.guide-grid h2{font-size:24px;margin:24px 0 18px}.guide-grid p,.service-grid p{font-size:13px;line-height:1.9;color:var(--muted)}.guide-example{padding-top:18px;border-top:1px solid var(--line);font-size:12px;color:#3c5370}.guide-checklist{display:grid;grid-template-columns:1fr 1fr;gap:35px;align-items:center;padding:38px;border:1px solid var(--line);border-radius:12px;margin-top:48px}.guide-checklist .check-list{margin:0}.notice{padding:18px 22px;background:#eef4fc;border-left:3px solid var(--blue);border-radius:0 8px 8px 0;font-size:12px;color:#3e5572;line-height:1.9;margin:25px 0}.notice h2{font-size:24px;color:var(--ink)}.muted{color:var(--muted)}
.form-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:32px;height:max-content}.form-card h2{font-size:25px}.form-card>.muted{font-size:12px;line-height:1.8;background:var(--soft);padding:12px 14px;border-radius:6px}.field{display:block;margin-bottom:14px}.field>span:first-child{display:block;font-size:12px;font-weight:600;margin-bottom:8px}.field input,.field textarea{width:100%;border:1px solid #cbd5e1;border-radius:7px;background:#fff;padding:12px 14px;font-size:14px}.field textarea{min-height:110px;resize:vertical}.field-error{display:block;font-size:12px;color:#af2929;min-height:16px;margin-top:3px}.field input[aria-invalid=true],.field textarea[aria-invalid=true]{border-color:#af2929}.error-message{font-size:12px;color:#af2929;margin-bottom:12px}.error-message:empty{display:none}.demo-tools{padding:12px 0;margin-bottom:16px}.demo-tools summary{font-size:12px;font-weight:400;color:var(--muted)}.failure-toggle{display:flex;align-items:center;gap:8px;font-size:12px;padding:14px 0}.form-card .actions .btn{width:100%}.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:100px}.contact-layout .page-title{font-size:48px}.contact-layout .lead{font-size:16px}.contact-steps{list-style:none;padding:0;margin:30px 0 0}.contact-steps li{display:flex;gap:18px;border-top:1px solid var(--line);padding:19px 0}.contact-steps li>span{color:var(--blue);font-size:12px;margin-top:3px}.contact-steps h2{font-size:17px;margin:0 0 7px;letter-spacing:-.02em}.contact-steps p{font-size:12px;color:var(--muted);margin:0}.contact-note{display:flex;gap:16px;align-items:flex-start;padding:20px;background:var(--soft);border-radius:9px;margin:24px 0}.contact-note>.icon{color:var(--blue);width:23px;height:23px}.contact-note p{font-size:12px;color:var(--muted);margin:0}.contact-note h2{font-size:17px}.service-grid article{padding:30px;border:1px solid var(--line);border-radius:12px}.service-grid article>.icon{width:34px;height:34px;color:var(--blue);margin-bottom:22px}.service-grid h2{font-size:23px}.service-grid p{margin-bottom:0}.about-intro{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:center;margin-bottom:65px}.about-intro img{width:100%;height:420px;object-fit:cover;border-radius:14px}.about-intro>div>p:last-child{font-size:14px;color:var(--muted);line-height:1.9}.about-intro .page-title{font-size:41px}.launch-note{background:var(--soft);border-radius:12px;padding:35px;margin-top:40px;max-width:900px}.launch-note h2{font-size:27px}.launch-note>p:last-child{font-size:13px;line-height:1.9;color:var(--muted);margin-bottom:0}
.checkout-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:35px;margin-top:35px}.checkout-grid>div>.card-manager{width:auto;height:auto;border:0;justify-content:flex-start;font-size:12px;margin-top:20px}.summary{background:var(--soft);border:1px solid var(--line);border-radius:14px;padding:28px;height:max-content}.summary h2{font-size:25px}.cart-row{display:grid;grid-template-columns:60px minmax(0,1fr);align-items:start;gap:15px;padding:20px 0;border-bottom:1px solid var(--line)}.cart-row>img{grid-row:1 / 4}.cart-item-info,.cart-row .line-total,.cart-row .quantity{grid-column:2}.cart-row img{width:60px;height:60px;object-fit:contain;mix-blend-mode:multiply}.cart-row strong{font-size:14px;flex:1}.quantity{display:flex;flex-wrap:wrap;align-items:center;gap:8px;grid-column:2;margin-left:0;font-size:14px}.quantity button{width:44px;height:44px;flex-shrink:0;background:white;border:1px solid var(--line);border-radius:5px}.quantity .link-btn{width:auto;padding:0 10px;color:var(--muted);font-size:12px;border:0;background:none}.placeholder-block{padding:17px 0;font-size:12px;border-bottom:1px solid var(--line)}.placeholder-block p{font-size:12px;color:var(--muted);margin:7px 0 0}
dialog{border:1px solid var(--line);border-radius:14px;padding:30px;width:calc(100% - 32px);max-width:1060px;max-height:88vh;color:var(--ink)}dialog::backdrop{background:#11223885;backdrop-filter:blur(4px)}dialog h2{font-size:26px;min-height:44px;padding-right:52px}.dialog-close{position:absolute;top:24px;right:24px;display:grid;place-items:center;background:var(--soft);border:0;border-radius:50%;font-size:26px;line-height:1;width:44px;height:44px;padding:0}.compare-scroll{max-width:100%;overflow:auto;margin-top:25px}.compare-table{border-collapse:collapse;width:max-content;min-width:100%;table-layout:fixed;font-size:12px}.compare-table th,.compare-table td{min-width:185px;max-width:220px;padding:14px;border:1px solid var(--line);text-align:left;vertical-align:top;overflow-wrap:anywhere;white-space:normal}.compare-table th:first-child{background:var(--soft);min-width:155px;max-width:155px}.compare-table thead{background:var(--surface)}.compare-table .source-note{font-size:12px}#photoDialog{max-width:900px}#photoDialog img{width:100%;height:min(65vh,650px);object-fit:contain}
.site-footer{background:#fff;border-top:1px solid var(--line)}.footer-main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:42px;padding-top:50px;padding-bottom:42px}.footer-brand>p{font-size:22px;line-height:1.35;font-weight:600;letter-spacing:-.035em;margin:22px 0 13px}.footer-brand>span{font-size:12px;color:var(--muted)}.footer-main nav{display:flex;flex-direction:column;align-items:flex-start;gap:12px;font-size:12px;color:var(--muted)}.footer-main nav h2{font-size:12px;font-weight:600;color:var(--ink);letter-spacing:0;margin:9px 0 6px}.footer-main nav button{font-size:12px;border:0;padding:0;background:none;color:inherit}.footer-main nav p{font-size:12px;line-height:1.8;margin:0}.footer-main nav a:hover,.footer-main nav button:hover{color:var(--blue)}.footer-main .footer-cta{color:var(--blue);font-weight:600;margin:5px 0}.footer-bottom{padding-top:20px;padding-bottom:25px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;font-size:12px;color:var(--muted)}.footer-bottom a{text-decoration:underline;text-underline-offset:3px}
@keyframes arrive{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}.will-reveal{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease),transform .6s var(--ease)}.will-reveal.is-visible{opacity:1;transform:none}@media(hover:hover){.product-card:hover{border-color:var(--line);box-shadow:0 12px 28px #1434520c;transform:translateY(-3px)}.product-card:hover .product-media img{transform:scale(1.035)}}
.power-source-story{padding-top:64px;padding-bottom:0}.power-source-heading{margin:0 0 28px}.power-source-heading h2{font-size:clamp(32px,4vw,52px);margin-bottom:10px}.power-source-heading p{font-size:18px;line-height:1.55;color:var(--muted);margin:0}.power-source-photo{position:relative;width:100%;aspect-ratio:2/1;border-radius:14px;overflow:hidden}.power-source-photo .comparison-label{display:flex;align-items:center;gap:10px;font-size:15px;padding:10px 16px;border-radius:999px}.power-source-photo .comparison-label-top{font-weight:650}.power-source-photo .comparison-label-on{background:#fff;color:var(--ink)}.power-source-photo .comparison-label-off{background:#162b40;color:#fff}.source-label-short{display:none}.power-source-photo .comparison-label .icon{width:20px;height:20px}.power-source-photo .comparison-label-top{top:20px;bottom:auto}.power-source-photo .comparison-label-bottom{top:auto;bottom:20px}.power-source-photo .comparison-label-on.comparison-label-top,.power-source-photo .comparison-label-on.comparison-label-bottom{left:20px;right:auto}.power-source-photo .comparison-label-off.comparison-label-top,.power-source-photo .comparison-label-off.comparison-label-bottom{right:20px;left:auto}.power-source-photo + .comparison-hint{position:static;transform:none;margin:12px 0 0;text-align:center;background:none;color:var(--muted);font-size:13px;line-height:1.5}.power-source-story>.comparison-note{font-size:13px;line-height:1.7;color:var(--muted);margin:18px 0 0}.power-source-story .comparison-handle span{width:48px;height:48px;background:var(--blue);box-shadow:0 2px 12px #10243b40}.power-source-story .comparison-handle span:before,.power-source-story .comparison-handle span:after{border-color:#fff}@media(max-width:800px){.power-source-story{padding-top:42px;padding-bottom:42px}.power-source-heading{margin-bottom:22px}.power-source-heading h2{font-size:clamp(30px,7vw,42px)}.power-source-heading p{font-size:16px}.power-source-photo{aspect-ratio:4/3}.power-source-photo .comparison-label{font-size:12px;padding:8px 6px;gap:4px}.power-source-photo .comparison-label .icon{width:17px;height:17px}.power-source-photo .comparison-label-top{top:12px}.power-source-photo .comparison-label-bottom{bottom:12px}.power-source-photo .comparison-label-on.comparison-label-top,.power-source-photo .comparison-label-on.comparison-label-bottom{left:12px}.power-source-photo .comparison-label-off.comparison-label-top,.power-source-photo .comparison-label-off.comparison-label-bottom{right:12px}.power-source-photo + .comparison-hint{font-size:12px;margin-top:10px}.power-source-story>.comparison-note{font-size:12px}.source-label-long{display:none}.source-label-short{display:inline}}
@media(max-width:1150px){.header-inner{gap:17px}.header-actions{gap:18px}.header-actions button>span{display:none}.subnav{gap:22px}.subnav .nav-help{font-size:0;gap:0}.help-icon{display:none}.help-box h2{font-size:22px}.catalog-layout{grid-template-columns:190px minmax(0,1fr);gap:20px}.filter-panel{padding:17px}.catalog-results .product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.product-detail{gap:40px}.product-info .page-title{font-size:32px}.contact-layout{gap:55px}.footer-main{gap:27px}.about-intro{gap:40px}}
@media(max-width:800px){
.section-head h2{font-size:28px}.section-head{align-items:flex-start}.section-head .text-link{font-size:12px}.product-grid{gap:14px}.product-card .product-media img{height:180px;padding:4px}.card-visual{padding:15px 17px 8px}.compare-check{right:12px;top:14px}.card-content{padding:18px}.product-card h3{font-size:15px}.product-kind{font-size:12px}.card-specs{font-size:12px}.card-specs .icon{display:none}.card-bottom .btn{font-size:12px;padding:10px 12px}.card-manager{width:38px}.check-list{font-size:12px}
.help-box{gap:20px;padding:26px;flex-wrap:wrap;margin-top:38px}.help-box .btn{margin-left:0}.help-box h2{font-size:23px}.faq-section{padding-top:55px;gap:35px;grid-template-columns:1fr 1.2fr}.faq-section h2{font-size:27px}.review-grid{gap:12px}.review-card{padding:18px}blockquote{font-size:12px}.review-person{align-items:flex-start}.review-person strong{font-size:12px}.review-person div>span{font-size:12px}.review-avatar{width:28px;height:28px}
.catalog-heading{display:block}.catalog-heading>.text-link{margin-top:17px}.page-title{font-size:35px}.lead{font-size:14px}.catalog-layout{grid-template-columns:170px minmax(0,1fr);gap:17px}.filter-panel{padding:14px}.filter-title{display:block}.filter-title h2{margin-bottom:7px}.filters{flex-wrap:wrap}.catalog-search-label,.sort-label{width:100%;flex-basis:100%}.filters select{width:100%}.catalog-results .product-card h3{font-size:14px}.catalog-results .card-content{padding:14px}.catalog-results .card-specs>div{display:block}.catalog-results .card-specs dd{text-align:left;margin-top:3px}.catalog-results .product-card .product-media img{height:165px}.catalog-results .card-visual{padding:15px 10px 8px}.catalog-results .card-manager{display:none}.catalog-results .model-tag{font-size:12px}
.product-detail{gap:30px}.gallery-stage{padding:18px}.product-detail .main-photo{height:270px;padding:15px}.product-info .page-title{font-size:28px}.product-intro{font-size:12px}.key-specs strong{font-size:23px}.key-specs span{font-size:12px}.key-specs{gap:12px}.product-lower{gap:30px;grid-template-columns:1.5fr 1fr;margin-top:45px}.product-advice{padding:23px}.product-advice h2{font-size:23px}.product-spec-section h2{font-size:25px}.specs{font-size:12px}.service-grid,.guide-grid{gap:16px}.service-grid article,.guide-grid article{padding:23px}.service-grid h2,.guide-grid h2{font-size:21px}.service-grid p,.guide-grid p{font-size:12px}.guide-header>.icon{width:75px;height:75px;margin:15px}.guide-checklist{padding:25px}.guide-checklist h2{font-size:27px}.contact-layout{gap:35px}.contact-layout .page-title{font-size:35px}.form-card{padding:24px}.form-card h2{font-size:23px}.contact-layout .lead{font-size:14px}.contact-note{padding:16px}.about-intro{gap:30px}.about-intro .page-title{font-size:32px}.about-intro img{height:360px}.footer-main{grid-template-columns:1.2fr 1fr;gap:28px}.footer-main nav{font-size:12px;gap:13px}.footer-brand>p{font-size:24px}.footer-bottom{flex-wrap:wrap;gap:10px}.footer-bottom>span:nth-child(2){order:3;width:100%}.checkout-grid{gap:24px}.quantity{margin-left:0}.summary{padding:22px}}
@media(max-width:600px){
h2{font-size:28px}.section-head{display:block;margin-bottom:17px}.section-head h2{font-size:29px;max-width:360px}.section-head>.text-link{margin-top:15px;font-size:12px}.section-intro{font-size:12px;line-height:1.8}.home-products{padding-top:40px;padding-bottom:12px}
.product-grid,.catalog-results .product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.card-visual{padding:12px 10px 5px}.product-card .product-media img{height:165px;padding:6px 2px}.model-tag{font-size:12px;padding:3px 5px}.compare-check{right:4px;top:4px;width:44px;height:44px}.compare-check input,.compare-check>span{width:44px;height:44px}.compare-check .icon{width:16px}.card-content{padding:15px 12px}.product-kind{font-size:12px;line-height:1.5;margin-bottom:7px}.product-card h3{font-size:16px;line-height:1.35;min-height:42px;margin-bottom:16px}.card-specs{font-size:12px;margin-bottom:15px;gap:8px}.card-specs>div{display:block}.card-specs dd{text-align:left;margin-top:2px;font-size:12px}.status{font-size:12px;gap:4px;margin-bottom:14px}.status>span{width:4px;height:4px}.card-bottom .btn{padding:10px;font-size:12px;min-height:44px;gap:4px}.card-bottom .btn .icon{width:15px;height:15px}.card-manager{display:none}.product-media .image-placeholder{font-size:12px;min-height:165px;padding:12px}
.comparison-label{bottom:12px;font-size:12px}.check-list{font-size:12px}.help-box{padding:25px;display:block;margin-top:34px}.help-box h2{font-size:25px;line-height:1.2}.help-box .eyebrow{font-size:12px}.help-box p:not(.eyebrow){font-size:12px}.help-box .btn{width:100%;margin-top:22px;font-size:12px;justify-content:center}.faq-section{grid-template-columns:1fr;gap:26px;padding-top:52px}.faq-section h2{font-size:31px;margin-bottom:18px}.faq-section summary{font-size:12px}.review-grid{grid-template-columns:1fr;gap:15px}.review-card{padding:24px}blockquote{font-size:14px;margin-bottom:22px}.review-person strong{font-size:12px}.review-person div>span{font-size:12px}.review-avatar{width:36px;height:36px}
.breadcrumbs{font-size:12px;margin-bottom:27px;gap:8px}.page-title{font-size:34px}.page-heading{margin-bottom:28px}.lead{font-size:14px}.catalog-heading .page-title{font-size:36px}.catalog-heading .eyebrow{font-size:12px}.catalog-heading .lead{font-size:13px}.catalog-context{padding:12px;font-size:12px;align-items:flex-start;margin-bottom:20px}.catalog-context .icon{width:17px}.catalog-layout{display:block}.filter-panel{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:17px;margin-bottom:23px}.filter-title{grid-column:1/-1;display:flex;margin:0}.filter-title h2{font-size:14px;margin:0}.filter-panel label{font-size:12px;margin:0}.filter-panel select{font-size:12px;padding:10px 7px;line-height:1.5;min-height:44px}.filter-tip{display:none}.filters{gap:10px}.filters .catalog-search-label{width:auto;flex:1;flex-basis:0}.filters .sort-label{width:48%;flex-basis:auto}.filters input,.filters select{font-size:12px;padding:11px 9px;min-height:44px}.catalog-results .product-card .product-media img{height:165px}.catalog-results .card-content{padding:15px 12px}.catalog-results .product-card h3{font-size:15px}.catalog-results .card-bottom .btn{font-size:12px;min-height:44px}
.product-detail{grid-template-columns:1fr;gap:30px}.gallery-stage{padding:20px}.product-detail .main-photo{height:290px;padding:20px}.photo-options button{width:59px;height:59px}.photo-options img{height:43px}.gallery .source-note{font-size:12px}.product-info .page-title{font-size:34px}.product-intro{font-size:14px}.product-info .eyebrow{font-size:12px}.product-info .status{font-size:12px}.key-specs{padding:22px 0}.key-specs strong{font-size:28px}.key-specs span{font-size:12px}.product-info .actions .btn{font-size:13px}.detail-compare{font-size:12px}.reference-disclosure{font-size:12px}.product-lower{grid-template-columns:1fr;gap:26px;margin-top:48px}.product-advice{margin:0;padding:26px}.product-spec-section h2{font-size:27px}.specs{font-size:12px}.specs th,.specs td{padding:13px 10px;overflow-wrap:anywhere}.sticky-product-actions{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:10;gap:8px;padding:11px 18px max(11px,env(safe-area-inset-bottom));background:#fffffff2;backdrop-filter:blur(12px);border-top:1px solid var(--line)}.sticky-product-actions .btn{flex:1;font-size:12px;min-height:44px;padding:12px}.product-page .site-footer{padding-bottom:75px}
.guide-header{display:block;margin-bottom:28px}.guide-header>.icon{display:none}.guide-header .page-title{font-size:32px}.guide-grid,.service-grid{grid-template-columns:1fr;gap:18px;margin:28px 0}.guide-grid article,.service-grid article{padding:27px}.guide-grid h2,.service-grid h2{font-size:25px}.guide-grid p,.service-grid p{font-size:14px}.guide-example{font-size:12px}.guide-checklist{grid-template-columns:1fr;gap:8px;padding:25px}.guide-checklist .check-list{font-size:12px}.contact-layout{grid-template-columns:1fr;gap:30px}.contact-layout .page-title{font-size:38px}.contact-layout .lead{font-size:15px}.form-card{padding:25px}.form-card h2{font-size:25px}.field input,.field textarea{font-size:16px}.field>span:first-child{font-size:12px}.contact-steps h2{font-size:18px}.contact-steps p{font-size:13px}.contact-note p{font-size:12px}.about-intro{grid-template-columns:1fr;gap:25px;margin-bottom:38px}.about-intro .page-title{font-size:35px}.about-intro img{height:300px}.launch-note{padding:26px}.launch-note h2{font-size:26px}.notice{font-size:12px;padding:16px 18px}.checkout-grid{display:flex;flex-direction:column}.checkout-grid .summary{order:-1}.checkout-grid>div{min-width:0}.summary{padding:25px}.empty,.empty-state{padding:45px 20px}.empty p{font-size:13px}dialog{padding:22px 17px}.dialog-close{top:16px;right:16px}.compare-table th,.compare-table td{padding:10px;font-size:12px;min-width:165px}.compare-table th:first-child{min-width:125px;max-width:125px}.compare-table .source-note{font-size:12px}
.footer-main{grid-template-columns:1fr 1fr;gap:30px 22px;padding-top:36px;padding-bottom:33px}.footer-brand{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:center}.footer-brand>.logo{grid-column:1;grid-row:1}.footer-brand>.logo img{width:145px}.footer-brand>p{font-size:21px;line-height:1.3;grid-column:2;margin:0}.footer-brand>span{grid-column:1/-1;font-size:12px;margin-top:-7px}.footer-main nav{font-size:12px;gap:13px}.footer-main nav:last-child{grid-column:1/-1;padding-top:7px}.footer-main nav h2{font-size:12px}.footer-main nav button{font-size:12px}.footer-bottom{font-size:12px;padding-top:19px;padding-bottom:22px}}
@media(max-width:359px){.product-grid,.catalog-results .product-grid{gap:8px}.card-content,.catalog-results .card-content{padding:13px 10px}.product-card h3,.catalog-results .product-card h3{font-size:14px}.model-tag,.catalog-results .model-tag{font-size:12px}.product-card .product-media img,.catalog-results .product-card .product-media img{height:145px}.status{font-size:12px}.catalog-results .card-bottom .btn,.card-bottom .btn{font-size:12px;padding:9px 8px;min-height:44px}}
/* Shared mobile navigation; native dialogs keep focus and Escape handling. */
.mobile-nav,.mobile-menu-toggle{display:none}
.filter-summary{display:none;position:relative;list-style:none;cursor:pointer}
.filter-summary::-webkit-details-marker{display:none}
.filter-summary::marker{content:""}
.filter-summary::after{content:"+";position:absolute;right:16px;top:10px;font-size:20px;line-height:28px;color:var(--blue)}
.filter-panel[open]>.filter-summary::after{content:"−"}
#mobileMenu{width:calc(100% - 32px);max-width:420px;max-height:calc(100dvh - 32px);padding:24px;overflow:auto}
#mobileMenu nav{display:grid;gap:4px}
#mobileMenu nav a,#mobileMenu nav .mobile-menu-compare{display:flex;align-items:center;min-height:48px;padding:10px 8px;font-size:16px}
.mobile-menu-compare{justify-content:space-between;gap:12px;text-align:left;background:none;border:0}
.mobile-menu-compare b{min-width:24px;height:24px;padding:0 6px;border-radius:12px;background:var(--action);color:#fff;text-align:center;font-size:12px;line-height:24px}
#mobileMenu nav .btn{margin-top:16px}
#mobileMenu .dialog-close{width:44px;height:44px}
body:has(#mobileMenu[open]){overflow:hidden}
@media(max-width:800px){
 :root{--page-gutter:24px;--mobile-nav-height:calc(64px + env(safe-area-inset-bottom,0px))}
 html{scroll-padding-top:130px;scroll-padding-bottom:calc(var(--mobile-nav-height) + 16px)}
 body{padding-bottom:var(--mobile-nav-height)}
 .announcement,.subnav-wrap,.catalog-toggle{display:none}
 .site-header{position:sticky;top:0;z-index:20}
 .header-inner{display:grid;grid-template-columns:48px minmax(0,1fr) 48px;gap:8px;padding:8px 0 12px}
 .mobile-menu-toggle{display:grid;place-items:center;grid-column:1;grid-row:1;width:48px;height:48px;padding:12px;border:0;background:transparent}
 .header-inner>.logo{grid-column:2;grid-row:1;justify-self:center;max-width:100%}
 .header-inner>.logo img{width:152px;max-width:100%;height:auto}
 .header-actions{grid-column:3;grid-row:1;margin:0;gap:0}
 .header-actions [data-open-compare]{display:none}
 .header-actions button{width:48px;height:48px;padding:12px}
 .header-actions button>span{display:none}
 .header-actions b{top:0;left:auto;right:0}
 .search{grid-column:1/-1;grid-row:2;padding:0 12px}
 .search input[type=search]{font-size:16px}
 .mobile-nav{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));position:fixed;bottom:0;left:0;right:0;z-index:30;height:var(--mobile-nav-height);padding:4px max(8px,env(safe-area-inset-right,0px)) calc(4px + env(safe-area-inset-bottom,0px)) max(8px,env(safe-area-inset-left,0px));background:#fff;border-top:1px solid var(--line)}
 .mobile-nav>a,.mobile-nav>button{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;min-width:0;min-height:48px;padding:3px 0;border:0;border-radius:6px;background:none;color:#536478;font-size:12px;font-weight:600;line-height:1.3}
 .mobile-nav .icon{width:23px;height:23px}
 .mobile-nav [aria-current],.mobile-nav [aria-expanded=true]{color:var(--blue);background:var(--surface)}

 .container{padding:40px 0}
 .home-products{padding-top:32px;padding-bottom:0}
 .home-products .section-head{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px}.home-products .section-head>div{min-width:0}.home-products .section-head h2{font-size:24px;line-height:1.2;max-width:440px}
 .section-head{display:flex;align-items:flex-start;gap:12px;flex-wrap:wrap;margin-bottom:12px}
 .section-head h2{font-size:26px;max-width:420px}
 .section-head>.text-link{margin:0;min-height:44px;font-size:14px}
 .section-intro{font-size:13px;line-height:1.6;margin-bottom:20px}
 .product-grid,.catalog-results .product-grid{grid-template-columns:1fr;gap:12px}
 .product-card{display:grid;grid-template-columns:36% minmax(0,1fr);border-radius:12px;box-shadow:none}
 .card-visual,.catalog-results .card-visual{display:flex;align-items:center;padding:48px 8px 12px;background:var(--surface);min-width:0}
 .product-image-link{width:100%}
 .product-card .product-media img,.catalog-results .product-card .product-media img{width:100%;height:140px;padding:0;object-fit:contain}
 .product-media .image-placeholder{min-height:160px;padding:8px;font-size:12px}
 .product-card .model-tag,.product-kind{display:none}
 .compare-check{top:4px;left:4px;right:auto}
 .card-content,.catalog-results .card-content{padding:16px 12px;min-width:0}
 .product-card h3,.catalog-results .product-card h3{font-size:17px;line-height:1.35;min-height:0;margin-bottom:12px}
 .card-specs,.catalog-results .card-specs{font-size:13px;margin-bottom:12px;gap:6px}
 .card-specs>div,.catalog-results .card-specs>div{display:flex;flex-wrap:wrap;gap:0 8px;justify-content:space-between}
 .card-specs dt{font-size:12px}.card-specs dd,.catalog-results .card-specs dd{font-size:13px;margin:0;text-align:right}
 .status{font-size:12px;line-height:1.5;margin-bottom:8px}
 .card-bottom .btn,.catalog-results .card-bottom .btn{min-height:44px;padding:10px 0;border:0;border-radius:0;font-size:14px;color:var(--blue);background:transparent;justify-content:center}
 .card-bottom .btn.primary{padding:10px;color:#fff;background:var(--blue);border-radius:6px}
 .card-manager{display:none}
 .catalog-heading{margin-bottom:16px}
 .filters .catalog-search-label{display:none}
 #app[data-route="catalog"] .breadcrumbs,.catalog-heading .lead,.catalog-heading>.text-link{display:none}
 .catalog-heading .page-title{font-size:30px}
 .catalog-heading .lead{font-size:15px;line-height:1.5}
 .catalog-heading>.text-link{min-height:44px;font-size:14px;margin-top:8px}
 .catalog-context{font-size:13px;line-height:1.5;margin-bottom:18px}
 .catalog-layout{display:block}
 .filter-panel{display:block;padding:0;margin-bottom:12px}
 .filter-summary{display:block;padding:14px 42px 14px 16px;min-height:50px;font-size:16px}
 .filter-summary:after{top:10px;right:16px}
 .filter-panel-body{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;padding:0 16px 16px}
 .filter-panel .filter-title{grid-column:1/-1;display:flex;margin:0}
 .filter-panel label{font-size:14px;margin:0}
 .filter-panel select{font-size:16px;padding:10px 6px;min-height:48px;margin-top:6px}
 .filter-tip{display:none}
 .filters{display:grid;grid-template-columns:1fr;gap:10px}
 .filters .catalog-search-label,.filters .sort-label{width:100%}
 .filters input,.filters select{width:100%;min-height:48px;font-size:16px;padding:10px 12px}
 .result-count{font-size:14px;margin:16px 0}
 .power-source-story{padding-top:48px;padding-bottom:0}
 .power-source-heading h2{font-size:28px;line-height:1.2}
 .power-source-heading p{font-size:16px;line-height:1.55}
 .power-source-photo{aspect-ratio:4/3;border-radius:12px}
 .power-source-photo .comparison-label-top{display:none}
 .power-source-photo .comparison-label-bottom{top:12px;bottom:auto;font-size:12px}
 .power-source-photo+.comparison-hint{font-size:14px}
 .power-source-story>.comparison-note{font-size:13px;line-height:1.6}
 .help-box{display:block;padding:24px;margin-top:24px;border-radius:12px}
 .help-box h2{font-size:25px}.help-box p:not(.eyebrow){font-size:15px}
 .help-box .btn{width:100%;min-height:48px;margin:18px 0 0;font-size:15px;white-space:normal}
 .faq-section{grid-template-columns:1fr;gap:16px;padding-top:40px}
 .faq-section h2{font-size:28px;margin-bottom:12px}
 .faq-section summary{font-size:16px;min-height:48px}
 .faq-section details>p{font-size:15px;line-height:1.6}
 .product-detail,.product-lower,.contact-layout,.about-intro,.guide-grid,.service-grid,.guide-checklist{grid-template-columns:1fr;gap:24px}
 .breadcrumbs{margin-bottom:20px}.breadcrumbs a{min-height:32px}
 .product-detail{display:flex;flex-direction:column;gap:20px}.product-title{font-size:30px;margin:0}
 .product-info .page-title{font-size:30px}.product-intro{font-size:16px;line-height:1.6}
 .gallery-stage{padding:16px}.product-detail .main-photo{height:250px;padding:12px}
 .key-specs span,.detail-compare,.reference-disclosure{font-size:14px}
 .product-info .actions .btn{font-size:16px;min-height:48px}
 .product-lower{margin-top:32px}.specs{font-size:14px}.specs th,.specs td{padding:12px 8px;overflow-wrap:anywhere}
 .sticky-product-actions{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:25;gap:8px;min-height:72px;padding:12px 16px max(12px,env(safe-area-inset-bottom));border-top:1px solid var(--line);background:#fff;backdrop-filter:none}
 .sticky-product-actions .btn{flex:1;min-height:48px;font-size:15px;padding:12px}
 .product-page .mobile-nav{display:none}
 .product-page{padding-bottom:calc(72px + env(safe-area-inset-bottom))}
 .product-page .site-footer{padding-bottom:0}
 .product-page{scroll-padding-bottom:calc(88px + env(safe-area-inset-bottom))}
 .form-card{padding:22px}.field input,.field textarea,.field>span:first-child{font-size:16px}
 .form-card>.actions .btn{width:100%;min-height:48px}
 .contact-layout .page-title{font-size:32px}.contact-layout .lead,.contact-steps p{font-size:16px}
 .contact-note p{font-size:14px}.checkout-grid{display:flex;flex-direction:column}.checkout-grid .summary{order:-1}
 .footer-main{grid-template-columns:1fr 1fr;gap:16px 24px;padding:24px 0;align-items:start}
 .footer-brand{display:block;grid-column:1/-1}.footer-brand>.logo img{width:144px}
 .footer-brand>p{font-size:14px;font-weight:400;line-height:1.5;letter-spacing:0;margin:10px 0 0;max-width:none;color:var(--muted)}
 .footer-main nav{gap:0;align-items:stretch;font-size:14px}
 .footer-main nav h2{font-size:14px;line-height:1.4;margin:0 0 6px}
 .footer-main nav a,.footer-main nav button{min-height:44px;display:flex;align-items:center;padding:6px 0;font-size:14px;line-height:1.4;text-align:left}
 .footer-main nav:last-child{grid-column:1/-1;padding-top:0}
 .footer-main nav p{font-size:13px;line-height:1.5;margin:0 0 4px}
 .footer-main .footer-cta{margin:0}
 .footer-bottom{padding:16px 0;gap:4px 16px;align-items:center;line-height:1.5}
 .footer-bottom a{display:flex;align-items:center;min-height:44px}
 dialog .dialog-close{width:44px;height:44px}
}
@media(max-width:600px){:root{--page-gutter:16px}}
@media(max-width:360px){
 
 .hero-copy{padding-inline:16px}.hero-actions{padding-inline:16px}
 .product-card{grid-template-columns:34% minmax(0,1fr)}
 .card-content,.catalog-results .card-content{padding:14px 10px}
 .product-card h3,.catalog-results .product-card h3{font-size:16px}
 .filter-panel-body{grid-template-columns:1fr}
 .power-source-photo .comparison-label-bottom{padding:6px;gap:3px;font-size:11px}
}
@media print{.mobile-nav,.mobile-menu-toggle{display:none!important}body{padding-bottom:0}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation:none!important;transition:none!important}.will-reveal{opacity:1!important;transform:none!important}}
#app:focus,#app:focus-visible{outline:none}

@media print{.site-header,.announcement,.site-footer,.actions,.sticky-product-actions,.demo-tools{display:none!important}.will-reveal{opacity:1;transform:none}.container{width:100%;padding:20px}body{color:#000;background:#fff}}





@media(max-width:800px){.system-story + .help-box{margin-top:24px}}

/* v20 audit: keep the established shell and tune only the audited page flows. */
.product-detail{grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);grid-template-rows:auto auto auto;column-gap:56px;row-gap:18px;align-items:start}
.product-detail>.product-title{grid-column:2;grid-row:1}
.product-detail>.product-overview{grid-column:2;grid-row:2;min-width:0}
.product-detail>.gallery{grid-column:1;grid-row:1/4}
.product-detail>.product-info{grid-column:2;grid-row:3;min-width:0}
.product-overview{display:grid;gap:14px}
.product-overview .status,.product-info .status{font-size:14px;line-height:1.5;margin:0;color:var(--ink)}
.product-overview .key-specs,.product-info .key-specs{margin:0;padding:16px 0;gap:16px}
.key-specs span{font-size:14px;line-height:1.35}
.key-specs strong{font-size:24px;line-height:1.2}
.product-overview .price{margin:0;font-size:30px}
.product-detail>.product-info>.actions{margin-top:14px}

/* New catalog contract: the filter rail owns two rows; controls stay beside results. */
.catalog-layout{grid-template-columns:250px minmax(0,1fr);grid-template-rows:auto minmax(0,1fr);align-items:start;gap:20px 28px}
.catalog-layout>.filter-panel{grid-column:1;grid-row:1/3}
.catalog-layout>.filters{grid-column:2;grid-row:1}
.catalog-layout>.catalog-results{grid-column:2;grid-row:2;min-width:0}
.catalog-results .product-grid{align-items:start}
.catalog-results .product-card{height:100%}
.catalog-results .card-specs dt{font-size:14px}
.catalog-results .card-specs dd{font-size:16px}
.card-specs dt{font-size:14px}.card-specs dd{font-size:16px}

/* Manager and informational pages use editorial rows instead of repeated cards. */
.contact-layout.manager-layout{grid-template-columns:minmax(0,1fr) minmax(360px,.9fr);grid-template-rows:auto 1fr;column-gap:72px;row-gap:32px;align-items:start}
.manager-layout>.manager-heading{grid-column:1;grid-row:1}
.manager-layout>.form-card{grid-column:2;grid-row:1/3}
.manager-layout>.manager-notes{grid-column:1;grid-row:2}
.manager-heading h1{margin-bottom:12px}
.manager-heading p{margin-bottom:0}
.manager-notes{padding:0;margin:0}.manager-notes>h2{font-size:22px;margin:0 0 12px}.manager-notes .contact-steps{margin:0 0 12px}.manager-notes h3{font-size:16px;color:var(--ink);margin:0 0 6px}.manager-notes .contact-steps p{font-size:14px}
.manager-notes li{padding:16px 0;border-bottom:0;font-size:14px;color:var(--muted)}
.content-rows{display:grid;gap:0}
.content-rows article{display:grid;grid-template-columns:minmax(180px,.7fr) minmax(0,1.3fr);gap:32px;padding:24px 0;border-top:1px solid var(--line)}
.content-rows article:last-child{border-bottom:1px solid var(--line)}
.content-rows article h2{font-size:22px;margin:0}
.content-rows article p{font-size:15px;line-height:1.7;color:var(--muted);margin:0}
.about-page .page-heading{max-width:760px}
.reviews-empty{padding:42px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--muted)}

@media (min-width:601px) and (max-width:800px){
  .product-grid,.catalog-results .product-grid{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start}
  .product-card{display:block;height:auto}
  .product-card .product-media img,.catalog-results .product-card .product-media img{height:190px;object-fit:contain}
  .catalog-layout{grid-template-columns:190px minmax(0,1fr);gap:16px}
}
@media (max-width:800px){
  .product-detail{display:grid;grid-template-columns:1fr;grid-template-rows:auto;gap:20px}
  .product-detail>.product-title,.product-detail>.product-overview,.product-detail>.gallery,.product-detail>.product-info{grid-column:1;grid-row:auto}
  .product-detail>.product-title{font-size:30px;margin:0}
  .product-detail>.gallery{grid-row:3}
  .product-detail>.product-overview{grid-row:2}
  .product-detail>.product-info{grid-row:4}
  .product-detail>.product-info>.actions{display:none}
  .product-overview .key-specs,.product-info .key-specs{padding:14px 0;gap:12px}
  .key-specs span{font-size:14px}
  .key-specs strong{font-size:24px}
  .product-overview .price{font-size:28px}
  .catalog-layout{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-rows:auto auto;gap:10px 12px}
  .catalog-layout>.filter-panel{grid-column:1;grid-row:1;margin:0}
  .catalog-layout>.filters{display:grid;grid-column:2;grid-row:1;grid-template-columns:minmax(132px,1fr);align-self:start;min-width:132px}
  .catalog-layout>.catalog-results{grid-column:1/-1;grid-row:2}
  .catalog-layout>.filters .catalog-search-label{display:none}
  .catalog-layout>.filters .sort-label{width:100%;margin:0}
  .catalog-layout>.filters select{width:100%;min-height:50px}
  .catalog-layout>.filter-panel[open] .filter-panel-body{grid-column:1/-1}
  .catalog-layout>.filter-panel .filter-summary{min-height:50px;padding:14px 42px 14px 16px}
  .catalog-layout>.filter-panel .filter-panel-body{padding:0 16px 16px}
  .catalog-layout:has(>.filter-panel[open]){grid-template-columns:1fr;grid-template-rows:auto auto auto}
  .catalog-layout:has(>.filter-panel[open])>.filter-panel{grid-column:1;grid-row:1}
  .catalog-layout:has(>.filter-panel[open])>.filters{grid-column:1;grid-row:2;grid-template-columns:minmax(0,1fr)}
  .catalog-layout:has(>.filter-panel[open])>.catalog-results{grid-column:1;grid-row:3}
  .contact-layout.manager-layout{display:flex;flex-direction:column;gap:24px}
  .manager-heading{order:1}
  .manager-layout .form-card{order:2;width:100%}
  .manager-notes{order:3;margin-top:0}
  .manager-heading h1{font-size:32px}
  .content-rows article{grid-template-columns:1fr;gap:8px;padding:20px 0}
  .content-rows article h2{font-size:20px}
  .content-rows article p{font-size:14px}
  .about-page .about-intro{display:block}
}
@media (max-width:480px){
  .manager-layout .form-card{padding:18px}
  .manager-layout .field{margin-bottom:12px}
  .reviews-empty{padding:30px 0}
}

.about-page>.actions{margin-top:28px}
.form-trap{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.consent-field{display:flex;align-items:flex-start;gap:10px;font-size:14px;line-height:1.5;margin-bottom:12px}.consent-field input{flex-shrink:0;margin-top:3px}.consent-field a{color:var(--blue);text-decoration:underline;text-underline-offset:3px}
.policy-copy{white-space:pre-wrap;overflow-wrap:anywhere;max-width:800px;line-height:1.8;margin-bottom:32px}.policy-seller{color:var(--muted);overflow-wrap:anywhere}
.store-contacts{margin:24px 0;display:grid;gap:20px}.store-contacts dt{font-size:13px;color:var(--muted)}.store-contacts dd{margin:4px 0 0;overflow-wrap:anywhere}

/* Catalog tools stay in the content flow, away from the mobile navigation. */
#searchClear{display:grid;place-items:center;flex:0 0 44px;width:44px;height:44px;padding:0;margin-right:-12px;border:0;border-radius:6px;background:transparent;color:var(--muted);font-size:24px;line-height:1}
.search input::-webkit-search-cancel-button{display:none}
.catalog-results-head{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:4px 16px;margin:0 0 16px;min-height:44px}
.catalog-results-head .result-count{margin:0;font-size:14px}
#catalogCompare{min-height:44px;font-size:14px;text-align:left}
.active-filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.filter-chip{display:inline-flex;align-items:center;gap:10px;min-height:44px;max-width:100%;padding:8px 12px;border:1px solid var(--control-border);border-radius:6px;background:var(--surface);color:var(--blue);font-size:13px;text-align:left;line-height:1.4}
.filter-chip>span:first-child{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.filter-chip>span:last-child{font-size:20px;line-height:1;flex-shrink:0}
.product-card:has([data-compare]:checked){border-color:var(--blue)}
@media(min-width:801px){
 .product-card{display:flex;flex-direction:column}
 .card-content{flex:1;display:flex;flex-direction:column}
 .card-bottom{margin-top:auto}
 .catalog-results .product-grid{align-items:stretch}
 .card-bottom .btn,.catalog-results .card-bottom .btn{font-size:14px}
}

/* Pending and unavailable photos retain the exact same frame as loaded photos. */
.product-media{position:relative}
.media-loading-label{display:none}
.media-loading>.media-loading-label,.product-media .image-placeholder{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;text-align:center;min-height:0;padding:12px;background:var(--soft);color:var(--muted);font-size:12px;line-height:1.5;overflow-wrap:anywhere;border:0;z-index:1;pointer-events:none}
.product-media>img[hidden]{display:block!important;visibility:hidden}

/* One native dialog; remove/toggle operations keep their focus inside it. */
body:has(dialog[open]){overflow:hidden}
.compare-toolbar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:4px 16px;margin:0 0 8px}
.compare-toolbar p{margin:0;font-size:15px}
.compare-toolbar .link-btn{min-height:44px;font-size:14px}
.compare-differences{display:inline-flex;align-items:center;gap:10px;min-height:44px;font-size:14px;cursor:pointer}
.compare-differences input{flex-shrink:0;margin:0}
.compare-differences:has(input:disabled){color:var(--muted);cursor:default}
.compare-intro{font-size:13px;line-height:1.6;margin:8px 0 16px}
.compare-scroll{margin-top:0;overscroll-behavior-x:contain}
.compare-table{border-collapse:separate;border-spacing:0;border:1px solid var(--line);font-size:14px}
.compare-table th,.compare-table td{border:0;border-bottom:1px solid var(--line);border-right:1px solid var(--line);padding:16px;min-width:220px;max-width:270px}
.compare-table tr>:last-child{border-right:0}
.compare-table tbody tr:last-child>*{border-bottom:0}
.compare-table th:first-child{position:sticky;left:0;z-index:1;background:var(--soft);box-shadow:1px 0 var(--line)}
.compare-table thead th{background:var(--surface)}
.compare-model{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.compare-model a{display:flex;align-items:center;min-width:0;flex:1;min-height:44px;font-size:15px;line-height:1.4;overflow-wrap:anywhere}
.compare-model a:hover{color:var(--blue);text-decoration:underline}
.compare-remove{display:grid;place-items:center;flex:0 0 44px;width:44px;height:44px;padding:0;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--muted);font-size:22px;line-height:1}
.compare-scroll-hint{font-size:12px;color:var(--muted);margin:0 0 12px}
.compare-empty{max-width:440px;margin:auto;padding:24px 0;text-align:center}
.compare-empty>.icon{width:36px;height:36px;color:var(--blue);margin-bottom:20px}
.compare-empty h3{font-size:24px}
.compare-empty p{color:var(--muted);font-size:15px;margin-bottom:24px}
@media(hover:hover){#searchClear:hover,.compare-remove:hover{background:var(--surface);color:var(--blue)}.filter-chip:hover{background:var(--surface);border-color:var(--blue)}}
@media(max-width:800px){
 .catalog-results-head{margin-bottom:12px}
 .compare-table th,.compare-table td{padding:12px;min-width:205px;max-width:240px;font-size:13px}
 .compare-table th:first-child{min-width:112px;max-width:112px}
 .compare-model{gap:6px}
 .compare-model a{font-size:14px}
 .compare-empty{padding:12px 0}
 .compare-empty .btn{width:100%}
}
/* Partner resource page */

.resource-links{margin-top:38px;padding:30px;border:1px solid var(--line);border-radius:12px;background:var(--soft)}.resource-links h2{font-size:26px;margin-top:0}.resource-links .check-list{margin:0}.resource-links a{color:var(--blue);text-decoration:underline;text-underline-offset:3px}

.livoltek-partner{display:flex;align-items:center;gap:28px;margin:28px 0 40px}.livoltek-partner img{width:180px;height:180px;object-fit:contain;flex-shrink:0}.livoltek-partner p{max-width:680px}@media(max-width:600px){.livoltek-partner{align-items:flex-start;flex-direction:column}.livoltek-partner img{width:140px;height:140px}}


/* LIVOLTEK UA redesign shell v30: one semantic light engineering language. */
.logo-lockup{align-items:center;gap:10px}.logo-lockup>span{display:block}.logo-lockup small{display:block;color:var(--text-muted);font-size:11px;font-weight:600;letter-spacing:.02em;line-height:1.2;margin-top:2px;white-space:nowrap}.primary-nav{display:flex;align-items:center;gap:20px;flex-shrink:0;font-size:14px}.primary-nav>a,.solutions-disclosure>button{display:inline-flex;align-items:center;gap:5px;min-height:44px;color:var(--text-muted);background:none;border:0;padding:8px 0;font-weight:600;white-space:nowrap}.primary-nav>a:hover,.solutions-disclosure>button:hover,.primary-nav [aria-current]{color:var(--action)}.solutions-disclosure{position:relative}.solutions-disclosure>button .icon{width:15px;height:15px;transition:transform .2s}.solutions-disclosure>button[aria-expanded=true] .icon{transform:rotate(180deg)}.solutions-menu{position:absolute;z-index:40;top:calc(100% + 6px);left:-16px;display:grid;min-width:220px;padding:8px;border:1px solid var(--line);border-radius:10px;background:var(--canvas);box-shadow:0 12px 32px #14283b1a}.solutions-menu[hidden]{display:none}.solutions-menu a{display:flex;align-items:center;min-height:44px;padding:8px 12px;border-radius:6px;color:var(--text);font-size:14px}.solutions-menu a:hover,.solutions-menu a:focus-visible{background:var(--surface);color:var(--action)}.header-cta{flex-shrink:0;white-space:nowrap}.header-inner{gap:18px}.search{border-color:var(--line)}.btn{border-color:var(--control-border);color:var(--action)}.btn.primary{background:var(--action);border-color:var(--action)}.btn.primary:hover,.catalog-toggle:hover{background:var(--action-hover);border-color:var(--action-hover)}.catalog-toggle{background:var(--action)}.hero-kicker{font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--action);margin:0 0 14px}.site-footer .logo-lockup{display:inline-flex;flex-direction:column;align-items:flex-start}.site-footer .logo-lockup small{font-size:10px}.mobile-menu-toggle{color:var(--action)}
@media(max-width:1150px){.primary-nav{gap:12px}.header-cta{padding-inline:14px;font-size:13px}.header-inner{gap:12px}.logo-lockup small{font-size:10px}.primary-nav>a,.solutions-disclosure>button{font-size:13px}}
@media(max-width:980px){.primary-nav{display:none}.mobile-menu-toggle{display:grid;place-items:center;width:48px;height:48px;padding:12px;border:0;background:transparent}.header-cta{margin-left:auto}.header-inner{gap:14px}}
@media(max-width:800px){.header-cta{display:none}.header-inner>.logo-lockup{display:flex;flex-direction:column;align-items:center;gap:1px}.header-inner>.logo-lockup small{font-size:9px}.solutions-menu{position:static;box-shadow:none;border:0;padding:0 0 4px 12px}.solutions-menu a{min-height:40px}.mobile-nav>a,.mobile-nav>button{color:var(--text-muted)}.mobile-nav [aria-current],.mobile-nav [aria-expanded=true]{color:var(--action);background:var(--surface)}}
@media(min-width:801px){.mobile-menu-toggle{display:none!important}}

/* New page sections share the same surfaces, rhythm and responsive grid. */
.solution-grid,.category-grid,.step-grid,.solution-options{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.solution-card,.category-card,.step-card,.solution-options article{display:flex;flex-direction:column;min-width:0;padding:22px;border:1px solid var(--line);border-radius:12px;background:var(--canvas)}.solution-card:hover,.category-card:hover,.step-card:hover{border-color:var(--action)}.solution-card img,.category-card img{width:100%;height:150px;object-fit:contain;border-radius:8px;background:var(--surface);margin-bottom:18px}.solution-card h3,.category-card h3,.step-card h3{margin-bottom:8px}.solution-card p,.category-card p,.step-card p{color:var(--text-muted);font-size:14px;line-height:1.6;margin-bottom:16px}.solution-card .text-link,.category-card .text-link{margin-top:auto}.home-steps{padding-top:64px}.step-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.step-card{position:relative;padding-top:58px}.step-card .step-number{position:absolute;top:20px;left:22px;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--surface);color:var(--action);font-weight:700}.resource-band,.partner-band{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;padding:32px;border:1px solid var(--line);border-radius:12px;background:var(--surface);margin-top:64px}.resource-band h2,.partner-band h2{margin-bottom:10px}.resource-band p,.partner-band p{color:var(--text-muted)}.partner-band img{width:100%;max-height:260px;object-fit:contain;border-radius:10px;background:var(--canvas)}.solution-page{padding-top:32px}.solution-hero{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:40px 0 64px}.solution-hero>img{width:100%;height:360px;object-fit:contain;border-radius:12px;background:var(--surface)}.solution-hero h1{font-size:clamp(34px,4vw,52px)}.solution-options{grid-template-columns:repeat(3,minmax(0,1fr));margin-top:24px}.solution-options article h2{font-size:22px}.solution-options article p{color:var(--text-muted);font-size:14px}.solution-brief{margin-top:48px;padding:28px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}.solution-brief .btn{margin-top:12px}.contact-layout .contact-copy,.contact-layout .contact-form{min-width:0}.contact-layout .contact-copy{padding-top:8px}.contact-layout .contact-form{border:1px solid var(--line);border-radius:12px;background:var(--surface);padding:28px}.category-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.category-card{padding:16px}.category-card img{height:130px;margin-bottom:14px}.category-card h3{font-size:18px}.category-card p{font-size:13px}
@media(max-width:900px){.solution-grid,.category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.solution-options{grid-template-columns:repeat(2,minmax(0,1fr))}.solution-hero{gap:28px}.resource-band,.partner-band{gap:24px}}
@media(max-width:800px){.solution-grid,.category-grid,.step-grid,.solution-options{grid-template-columns:1fr;gap:12px}.solution-card,.category-card,.step-card,.solution-options article{padding:18px}.solution-card img,.category-card img{height:170px}.home-steps{padding-top:40px}.resource-band,.partner-band{grid-template-columns:1fr;gap:18px;padding:22px;margin-top:40px}.partner-band img{max-height:210px;order:-1}.solution-page{padding-top:16px}.solution-hero{grid-template-columns:1fr;gap:20px;padding:24px 0 40px}.solution-hero>img{height:250px;order:-1}.solution-hero h1{font-size:32px}.solution-options{margin-top:16px}.solution-brief{margin-top:32px;padding:22px}.contact-layout .contact-form{padding:22px}}


/* Second shell pass: compact header, non-fullbleed hero imagery, shared surfaces. */
.header-inner>.logo-lockup{display:flex;flex-direction:column;align-items:flex-start;gap:2px}.header-inner>.logo-lockup img{width:170px;height:auto}.header-inner>.logo-lockup small{margin-top:0}.solution-options article>img{display:block;width:100%;max-width:100%;height:240px;object-fit:contain;border-radius:8px;background:var(--surface);margin-bottom:18px}.partner-band img{width:160px;height:160px;max-width:160px;max-height:160px;justify-self:center;object-fit:contain;background:transparent}.resource-band img{max-width:100%;object-fit:contain}
@media(max-width:980px) and (min-width:801px){.header-inner>.logo-lockup img{width:150px}.header-inner>.logo-lockup small{font-size:9px}.header-inner{flex-wrap:nowrap}.header-cta{display:none}.search{min-width:120px}.header-actions{margin-left:0}}
@media(max-width:800px){.header-inner>.logo-lockup{align-items:center}.header-inner>.logo-lockup img{width:152px}.solution-options article>img{height:220px}.partner-band img{width:160px;height:160px;max-width:160px;max-height:160px}}

/* Document controls and final shared section alignment. */
.contact-layout .contact-form{align-self:start}.solution-page>nav:last-child{margin-top:32px}
.document-tools{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin:24px 0 12px}.document-tools select{width:auto;min-width:230px}.document-list{list-style:none;padding:0;margin:0}.document-list li{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px 24px;padding:16px 0;border-bottom:1px solid var(--line)}.document-list li[hidden]{display:none}.document-list li:last-child{border-bottom:0}.document-list li>span{font-size:13px;color:var(--muted);white-space:nowrap}.resource-actions{display:grid;gap:12px}.resource-actions a{min-height:44px}.solutions-disclosure [data-current]{color:var(--action)}.contact-form fieldset{margin:0;padding:0;border:0;min-width:0}.contact-form .form-card{padding:0;border:0;background:transparent}.contact-form .form-card>.notice{border:0;padding:0;background:transparent;margin-bottom:24px}.solution-card>.icon:first-child{color:var(--action);margin-bottom:12px}.solution-card>.icon:last-child{color:var(--action);margin-top:auto}.home-solutions{padding-bottom:0}.solution-options h3{font-size:22px;line-height:1.3}.solution-options article>div{display:flex;flex-direction:column;flex:1}.solution-options article .text-link{min-height:44px;margin-top:auto}.partner-band{grid-template-columns:160px 1fr}.resource-band>.btn{justify-self:end}.step-card{padding-top:22px}.step-card p{margin-bottom:0}.product-documents{margin-bottom:32px}
@media(max-width:800px){.partner-band{grid-template-columns:1fr}.resource-band>.btn{justify-self:stretch}.document-tools{align-items:stretch;flex-direction:column}.document-tools select{min-width:0;width:100%}.solution-card{flex-direction:row;align-items:center;gap:14px}.solution-card>.icon:first-child,.solution-card>.icon:last-child{margin:0}.solution-card>div{flex:1}.solution-card h3{font-size:18px}.solution-card p{margin:0}.home-categories .category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.home-categories .category-card{padding:12px}.home-categories .category-card img{height:130px}.home-categories .category-card h3{font-size:16px}.home-categories .category-card .text-link{font-size:12px}}

/* Form-first contact page: short introduction, then fields in DOM and visual order. */
.contact-page{padding-top:32px}
.contact-page>.breadcrumbs{margin-bottom:20px}
.contact-heading{max-width:660px;margin-bottom:24px}
.contact-heading .page-title{font-size:clamp(30px,3.5vw,42px);margin-bottom:10px}
.contact-heading .lead{font-size:16px;line-height:1.55;margin:0}
.contact-page .contact-layout{grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:48px;align-items:start}
.contact-page .contact-form{border:0;background:none;padding:0;min-width:0}
.contact-page .form-card{padding:28px}
.contact-page .form-card h2{font-size:22px;margin-bottom:20px}
.contact-page .form-card>.muted{display:none}
.contact-page form.form-card>.notice{margin:0 0 16px;padding:10px 12px;font-size:12px;line-height:1.5}
.contact-preview fieldset{margin:0;padding:0;border:0;min-width:0}
.contact-preview .btn{width:100%}
.contact-preview-status{font-size:12px;line-height:1.5;color:var(--muted);margin:12px 0 0}
.contact-help{min-width:0}
.contact-tips{border-block:1px solid var(--line)}
.contact-tips summary{cursor:pointer;min-height:48px;padding:14px 0;font-size:16px;font-weight:600}
.contact-tips ul{padding-left:20px;margin:4px 0 16px;color:var(--muted);font-size:14px}
.contact-tips li+li{margin-top:8px}
.contact-tips>p{font-size:14px;color:var(--muted);margin-bottom:18px}
.contact-links{display:flex;flex-direction:column;align-items:flex-start;gap:4px;margin-top:12px}
.contact-links .text-link{min-height:44px}
@media(max-width:800px){
 .contact-page{padding-top:20px}
 .contact-page>.breadcrumbs{margin-bottom:14px}
 .contact-heading{margin-bottom:20px}
 .contact-heading .page-title{font-size:30px;margin-bottom:8px}
 .contact-heading .lead{font-size:15px}
 .contact-page .contact-layout{grid-template-columns:minmax(0,1fr);gap:24px}
 .contact-page .form-card{padding:20px}
 .contact-page .form-card h2{font-size:20px;margin-bottom:16px}
 .contact-page .field input{min-height:48px}
 .contact-page .field textarea{min-height:100px}
}

/* Selected header concept 01: one quiet row, on-demand search, unchanged catalogue tools. */
.site-header{position:relative;z-index:30}
.site-header .header-inner{position:relative;display:flex;flex-wrap:nowrap;gap:28px;min-height:84px;padding:14px 0}
.site-header .header-inner>.logo-lockup{align-items:flex-start;gap:3px;max-width:none}
.site-header .header-inner>.logo-lockup img{width:180px;height:auto}
.site-header .header-inner>.logo-lockup small{font-size:10px;font-weight:500;letter-spacing:.04em}
.site-header .primary-nav{display:flex;gap:26px;margin-inline:auto;font-size:14px}
.site-header .primary-nav>a,.site-header .solutions-disclosure>button{font-size:14px;font-weight:500;color:var(--ink)}
.site-header .primary-nav [aria-current],.site-header .solutions-disclosure>button[data-current]{color:var(--action)}
.site-header .header-actions{position:static;display:flex;gap:4px;flex-shrink:0;margin:0}
.site-header .header-actions>button,.site-header .header-search>[data-toggle-search]{display:grid;place-items:center;width:44px;min-width:44px;height:44px;min-height:44px;padding:10px;border-radius:8px}
.site-header .header-actions .icon{width:22px;height:22px}
.site-header .header-actions b{top:0;right:0;left:auto;border:2px solid white;line-height:16px;min-width:20px}
.site-header .header-cta{display:inline-flex;min-height:44px;padding:12px 18px;margin:0;font-size:14px;border-radius:8px}
.site-header .mobile-menu-toggle{display:none}
.header-search-panel{position:absolute;z-index:50;top:calc(100% + 8px);right:0;width:min(520px,calc(100vw - 32px));padding:16px 20px 20px;border:1px solid var(--line);border-radius:12px;background:white;box-shadow:0 14px 36px #14283b1a;max-height:calc(100dvh - 110px);overflow:auto}
.search-panel-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}
.search-panel-heading h2{font-size:17px;letter-spacing:-.02em;margin:0}
.site-header .search-panel-heading button{width:44px;height:44px;min-height:44px;min-width:44px;font-size:26px;padding:0;border-radius:8px;margin-right:-8px}
.site-header .header-search-panel .search{width:100%;height:48px;padding:0 12px;border-color:var(--line);gap:10px}
.site-header .header-search-panel input[type=search]{font-size:16px}
.header-search-panel .search:focus-within{outline:2px solid var(--action);outline-offset:2px}
.header-search-panel input:focus-visible{outline:none}
.search-panel-footer{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:4px 12px;margin:6px 0 12px;font-size:12px;color:var(--muted)}
.site-header .header-search-panel .search-results-link{width:auto;min-height:40px;padding:4px 0;color:var(--action);font-size:13px;font-weight:600}
.search-suggestions{display:flex;flex-wrap:wrap;gap:8px}
.site-header .search-suggestions button{width:auto;min-width:0;min-height:36px;padding:6px 12px;border:1px solid var(--line);border-radius:6px;background:var(--surface);font-size:12px}
.site-header [data-toggle-search][aria-expanded=true]{background:var(--surface);color:var(--action)}
@media(hover:hover){.site-header .header-actions button:hover{background:var(--surface);color:var(--action)}.site-header .primary-nav>a:hover,.site-header .solutions-disclosure>button:hover{color:var(--action)}}
@media(min-width:1101px) and (max-width:1200px){.site-header .header-inner{gap:18px}.site-header .primary-nav{gap:18px}.site-header .header-inner>.logo-lockup img{width:162px}}
@media(max-width:1100px){
 .site-header .primary-nav{display:none}
 .site-header .mobile-menu-toggle{display:grid!important;place-items:center;flex-shrink:0;width:44px;height:44px;padding:10px;border:0;border-radius:8px;background:transparent;color:var(--ink)}
 .site-header .header-actions{margin-left:auto}
 .site-header .header-inner{gap:18px}
}
@media(max-width:800px){
 .site-header{position:sticky;top:0}
 .site-header .header-inner{display:grid;grid-template-columns:44px minmax(0,1fr) 88px;gap:8px;min-height:72px;padding:10px 0}
 .site-header .header-inner>.logo-lockup{align-items:center;justify-self:center;max-width:100%;gap:3px}
 .site-header .header-inner>.logo-lockup img{width:152px;max-width:100%}
 .site-header .header-inner>.logo-lockup small{font-size:9px;letter-spacing:0}
 .site-header .header-actions{gap:0;margin:0}
 .site-header .header-actions>[data-open-compare],.site-header .header-cta{display:none}
 .site-header .header-search-panel{width:100%;max-height:calc(100dvh - 160px);padding:12px 16px 16px}
}
@media(max-width:360px){.site-header .header-inner>.logo-lockup img{width:130px}.site-header .header-inner>.logo-lockup small{font-size:8px}}

/* Apartment/home hero v39: one headline scale, readable type and preserved equipment framing. */
.home-wrap{width:min(var(--page-width),calc(100% - 2 * var(--page-gutter)));margin:24px auto 0}
.hero{position:relative;display:grid;grid-template-columns:44% 1fr;grid-template-rows:1fr auto auto 1fr;width:100%;height:clamp(440px,40vw,560px);min-height:0;aspect-ratio:auto;border-radius:20px;overflow:hidden;background:var(--surface);isolation:isolate}
.hero-copy,.hero-actions{position:relative;z-index:2;grid-column:1;min-width:0;padding:0 24px 0 32px}
.hero-copy{grid-row:2;width:100%;max-width:none;text-align:left}
.hero-kicker{font-size:11px;line-height:1.4;letter-spacing:.06em;margin:0 0 14px}
.hero h1{font-size:clamp(32px,3.1vw,44px);line-height:1.1;letter-spacing:-.035em;margin:0 0 18px;text-wrap:initial}
/* Invisible bridge makes the 6px trigger/panel gap pointer-accessible. */
@media(min-width:1101px) and (hover:hover) and (pointer:fine){
 .solutions-menu::before{content:"";position:absolute;left:0;right:0;top:-8px;height:8px}
 .solutions-disclosure>button[aria-expanded=true]{color:var(--action)}
}
.hero-audience{display:block;font-size:1em;line-height:inherit;letter-spacing:inherit;margin-top:0;text-wrap:balance}
.hero-description{font-size:15px;line-height:1.55;color:var(--muted);margin:0 0 22px;max-width:410px}
.hero-actions{grid-row:3;display:grid;grid-template-columns:1fr;gap:4px;align-items:center;max-width:340px;width:100%}
.hero .btn{width:100%;min-height:48px;font-size:14px;padding:12px 14px;gap:10px}
.hero-secondary{display:flex;align-items:center;justify-content:center;min-height:44px;font-size:14px;font-weight:600}
.hero-photo{position:absolute;inset:0 0 0 28%;z-index:0;overflow:hidden;width:auto;max-width:none;margin:0;aspect-ratio:auto}
.hero-photo picture{display:block;width:100%;height:100%}
.hero-photo img{display:block;position:static;width:100%;max-width:100%;height:100%;object-fit:cover;object-position:center;transform:none;margin:0;mask-image:none}
.hero-photo::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(90deg,var(--surface),#f4f8fbc2 12%,transparent 34%)}
.hero-photo::after{content:none}
.hero-mobile-copy{display:none}
@media(hover:hover){.hero-secondary:hover{text-decoration:underline;text-underline-offset:4px}}
@media(min-width:801px) and (max-width:1100px){.hero{grid-template-columns:52% 1fr}}
@media(max-width:800px){.hero-secondary{display:none}}
@media(min-width:460px) and (max-width:800px){
 .home-wrap{margin-top:16px}
 .hero{grid-template-columns:57% 1fr;height:440px;border-radius:16px}
 .hero-copy,.hero-actions{padding-inline:16px}
 .hero-kicker{font-size:9px;margin-bottom:12px}
 .hero h1{font-size:clamp(26px,4.5vw,34px);margin-bottom:14px}
 .hero-description{font-size:13px;line-height:1.5;margin-bottom:20px}
 .hero-photo{inset:0 0 0 57%}
 .hero-photo img{object-position:65% center}
 .hero-photo::before{content:none}
 .hero .btn{font-size:13px;padding-inline:8px}
 .hero-secondary{font-size:13px}
 .hero-desktop-copy{display:none}.hero-mobile-copy{display:inline}
}
@media(max-width:459px){
 .home-wrap{margin-top:16px}
 .hero{display:block;height:clamp(412px,calc(100vw + 92px),536px);border-radius:16px}
 .hero-copy{padding:14px 18px 0}
 .hero-kicker{font-size:10px;line-height:14px;margin-bottom:8px}
 .hero h1{font-size:clamp(27px,8vw,34px);line-height:1.08;margin-bottom:10px}
 .hero-description{font-size:13px;line-height:1.5;max-width:250px;margin:0}
 .hero-photo{inset:0 0 2px}
 .hero-photo picture{position:absolute;top:calc(24px + clamp(0px,calc(106px - 25vw),26px));left:0;width:100%;height:auto}
 .hero-photo img{width:100%;height:auto;object-fit:contain;object-position:center top}
 .hero-photo::before{content:"";inset:0 0 auto;height:220px;background:linear-gradient(var(--surface) 30%,#f4f8fbcc 58%,transparent)}
 .hero-photo::after{content:"";position:absolute;left:0;right:0;bottom:0;height:52px;z-index:1;pointer-events:none;background:linear-gradient(transparent,var(--surface))}
 .hero-actions{position:absolute;left:0;bottom:12px;width:100%;max-width:none;padding:0 16px}
 .hero .btn{font-size:14px}.hero-secondary{font-size:13px}
 .hero-desktop-copy{display:none}.hero-mobile-copy{display:inline}
}
@media(max-width:374px){
 .hero{height:calc(100vw + 108px)}
 .hero-photo picture{top:calc(40px + clamp(0px,calc(106px - 25vw),26px))}
}

/* Apartment outage comparison: keep the full matching frame visible on every screen. */
.power-source-photo[data-comparison="apartment"]{aspect-ratio:1672/941}
.power-source-photo[data-comparison="apartment"] img{object-fit:contain}
.apartment-backup-loads{display:flex;align-items:center;justify-content:space-between;gap:16px 28px;padding:22px 0 0}
.apartment-backup-loads>p{margin:0;font-size:15px;font-weight:650;color:var(--ink)}
.apartment-backup-loads ul{display:flex;flex-wrap:wrap;gap:10px 24px;list-style:none;padding:0;margin:0}
.apartment-backup-loads li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink)}
.apartment-backup-loads li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--blue);flex-shrink:0}
@media(max-width:800px){.apartment-backup-loads{display:block;padding-top:18px}.apartment-backup-loads>p{margin-bottom:12px}.apartment-backup-loads ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.apartment-backup-loads li{font-size:13px}}