:root{
  --bg:#f4f1e9;--panel:#fff;--ink:#101411;--muted:#6f746f;--line:#ddd9cf;
  --acid:#b9ff22;--acid-deep:#7fbe00;--shadow:0 18px 60px rgba(16,20,17,.12);--radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,input,select{font:inherit}.shell{width:min(1440px,calc(100% - 56px));margin:0 auto}
/* top utility bar */
.topbar{background:#fff;border-bottom:1px solid var(--line);position:relative;z-index:140}
.topbar-inner{height:48px;display:flex;align-items:center;justify-content:space-between;gap:24px;font-size:14px}
.location{display:flex;align-items:center;gap:8px;color:#303530}.location-pin{color:var(--acid-deep);font-weight:900;font-size:18px}
.top-links{display:flex;align-items:center;gap:20px}.top-links>a{white-space:nowrap}.top-cta{background:var(--acid);padding:10px 16px;border-radius:7px;font-weight:850}
.contact-wrap{position:relative}.top-call{border:0;background:#0c0f0d;color:#fff;padding:10px 16px;border-radius:7px;font-weight:850;cursor:pointer;display:flex;align-items:center;gap:8px}.chev{display:inline-block;transition:transform .18s}.contact-wrap.open .chev,.menu-wrap.open .chev{transform:rotate(180deg)}
.contact-menu{position:fixed;right:max(24px,calc((100vw - 1440px)/2));top:50px;width:330px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:8px;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-5px);transition:.15s;z-index:180}
.contact-menu:before{content:"";position:absolute;left:0;right:0;top:-8px;height:8px}
.contact-wrap:hover .contact-menu,.contact-wrap:focus-within .contact-menu,.contact-wrap.open .contact-menu{opacity:1;visibility:visible;pointer-events:auto;transform:none}
.contact-menu a{display:grid;grid-template-columns:38px 1fr;align-items:center;gap:10px;padding:12px;border-radius:11px}.contact-menu a:hover{background:#f3f5ef}.contact-icon{width:34px;height:34px;border:1px solid #cbd0ca;border-radius:50%;display:grid;place-items:center;font-weight:900;color:#5e9200}.contact-menu b,.contact-menu small{display:block}.contact-menu small{margin-top:3px;color:var(--muted);font-size:12px}
/* main header */
.header{position:relative;z-index:130;background:rgba(244,241,233,.96);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.nav{min-height:76px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px;overflow:visible}
.logo{display:flex;align-items:center;gap:9px;white-space:nowrap;flex:none}.logo-word{font-weight:950;font-size:26px;line-height:.84;letter-spacing:-.045em}.logo-word small{display:block;font-size:8px;line-height:1.2;letter-spacing:.24em;color:#737873;margin-top:7px}.logo-mark{width:36px;height:36px;border:3px solid var(--acid-deep);border-radius:50%;position:relative;display:block;flex:none}.logo-mark:after{content:"";position:absolute;width:9px;height:5px;bottom:-3px;left:50%;transform:translateX(-50%);background:var(--acid-deep)}
.nav-links{display:flex;align-items:center;justify-content:center;gap:34px;font-size:14px;font-weight:700}.nav-links>a{white-space:nowrap}.menu-wrap{position:relative;display:flex;align-items:center}
.solutions-btn{border:0;background:transparent;padding:27px 4px;cursor:pointer;font-weight:750;display:flex;align-items:center;gap:7px;white-space:nowrap}
.mega{position:absolute;left:50%;top:calc(100% - 1px);transform:translateX(-50%) translateY(5px);width:min(790px,calc(100vw - 56px));background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;display:grid;grid-template-columns:1fr 1fr;gap:6px;box-shadow:var(--shadow);opacity:0;visibility:hidden;pointer-events:none;transition:.15s ease;z-index:170}
.mega:before{content:"";position:absolute;left:0;right:0;top:-22px;height:22px}
.menu-wrap:hover .mega,.menu-wrap:focus-within .mega,.menu-wrap.open .mega{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.mega a{display:grid;grid-template-columns:46px 1fr;gap:12px;padding:10px 12px;border-radius:12px;align-items:center}.mega a:hover{background:#f4f6f1}.mega-icon{width:42px;height:42px;border:1px solid #ced3cd;border-radius:9px;position:relative;display:block;background:linear-gradient(#fff,#f8faf7)}.mega-icon:after{content:"";position:absolute;inset:9px;border:2px solid #202620;border-top-width:1px}.mega-icon.house:after{clip-path:polygon(50% 0,100% 40%,90% 40%,90% 100%,10% 100%,10% 40%,0 40%)}.mega-icon.slide:before{content:"↔";position:absolute;inset:0;display:grid;place-items:center;color:var(--acid-deep);font-weight:900}.mega-icon.facade:after,.mega-icon.commercial:after{background:repeating-linear-gradient(90deg,transparent 0 7px,#cbd2cb 7px 8px),repeating-linear-gradient(0deg,transparent 0 7px,#cbd2cb 7px 8px)}.mega-icon.hotel:before{content:"HOTEL";position:absolute;left:6px;right:6px;top:5px;text-align:center;font-size:6px;font-weight:900}.mega strong{display:block;font-size:14px;margin-bottom:3px}.mega small{display:block;color:var(--muted);line-height:1.35;font-size:11px}
.nav-actions{display:flex;align-items:center;gap:16px;justify-self:end}.phone{font-size:20px;font-weight:950;white-space:nowrap;text-align:right}.phone small{display:block;font-size:11px;font-weight:500;color:var(--muted);margin-top:3px}
.mobile-toggle,.mobile-head-contact,.mobile-social-strip,.mobile-head-contact-menu,.mobile-drawer{display:none}
/* hero */
.hero{padding:22px 0 34px}.hero-grid{display:grid;grid-template-columns:minmax(0,.76fr) minmax(560px,1.24fr);gap:34px;align-items:stretch}.hero-copy{padding:36px 0 24px}.eyebrow{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:#5f9000;font-weight:900;margin-bottom:18px}.hero h1{font-size:clamp(54px,5.4vw,88px);line-height:.98;letter-spacing:-.052em;margin:0;max-width:690px}.hero h1 em{font-family:Georgia,serif;font-weight:500}.hero p{font-size:18px;line-height:1.55;color:#5f655f;max-width:620px;margin:24px 0}.cta-row{display:flex;gap:14px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:14px;border:1px solid #151916;padding:15px 22px;border-radius:7px;font-weight:850;cursor:pointer}.btn-primary{background:var(--acid);border-color:var(--acid)}.btn-secondary{background:transparent}.btn-dark{background:#101411;color:#fff;border-color:#101411}.hero-media{border-radius:16px;overflow:hidden;min-height:480px;background:#ddd}.hero-media img{width:100%;height:100%;object-fit:cover;object-position:center}
.trust-strip{padding:0 0 26px}.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.trust-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;font-size:13px;color:var(--muted)}.trust-item strong{display:block;color:var(--ink);font-size:18px;margin-bottom:4px}
.section{padding:64px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:24px}.section-head h2{font-size:38px;margin:0;letter-spacing:-.035em}.section-head p{max-width:720px;color:var(--muted);line-height:1.55;margin:0}.section-link{font-weight:850;color:#669500;white-space:nowrap}
.solutions-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}.solution-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;min-height:220px;transition:.18s ease}.solution-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.solution-card img{width:100%;height:210px;object-fit:cover}.solution-card .card-title{position:absolute;left:12px;bottom:12px;background:rgba(255,255,255,.96);border-radius:8px;padding:10px 11px;font-weight:900;font-size:14px;max-width:78%;box-shadow:0 8px 24px rgba(0,0,0,.08)}.solution-card.crop-right img{object-position:82% center}.solution-card.crop-center img{object-position:center}
.split{display:grid;grid-template-columns:1fr 1fr;gap:20px}.panel{background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px}.panel h3{font-size:27px;margin:0 0 12px}.panel p{color:var(--muted);line-height:1.6}.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.step{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px}.step b{display:block;color:#78a908;font-size:13px;margin-bottom:18px}.step h3{font-size:19px;margin:0 0 8px}.step p{color:var(--muted);line-height:1.5;margin:0;font-size:14px}
.lead{background:#0f1310;color:#fff}.lead-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}.lead h2{font-size:50px;line-height:1;letter-spacing:-.04em;margin:0 0 18px}.lead p{color:#bdc3be;line-height:1.65;max-width:600px}.lead form{background:#fff;color:var(--ink);border-radius:16px;padding:26px;display:grid;gap:13px}.lead label{display:grid;gap:7px;font-size:13px;font-weight:700}.lead input,.lead select{width:100%;border:1px solid #d8ddd8;border-radius:9px;padding:14px 15px;background:#fff}.consent{display:flex!important;align-items:flex-start;gap:10px!important;font-weight:500!important;color:#666!important}.consent input{width:auto!important;margin-top:3px}.form-status{min-height:20px;margin:0;color:#587d00}.website-field{position:absolute;left:-9999px}
.footer{padding:42px 0 20px;background:#0f1310;color:#fff}.footer-grid{display:grid;grid-template-columns:1.15fr .9fr .9fr .7fr;gap:30px}.footer-logo .logo-word{color:#fff}.footer h4{margin:0 0 12px}.footer p,.footer a{color:#bdc3be;line-height:1.6}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:18px;display:flex;justify-content:space-between;color:#8e958f;font-size:13px}
/* service pages */
.service-hero{padding:38px 0 46px}.breadcrumbs{font-size:13px;color:#7b807b;margin-bottom:18px}.service-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(430px,.92fr);gap:32px;align-items:center}.service-copy h1{font-size:clamp(48px,5vw,76px);line-height:1;letter-spacing:-.045em;margin:0 0 18px}.service-copy p{font-size:17px;line-height:1.6;color:#626862;max-width:700px}.service-media{height:500px;border-radius:16px;overflow:hidden;background:#ddd}.service-media img{width:100%;height:100%;object-fit:cover}.service-media.crop-right img{object-position:84% center}.badges{display:flex;gap:10px;flex-wrap:wrap;margin:24px 0}.badge{padding:9px 12px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:13px;font-weight:700}.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.fact{background:#fff;border:1px solid var(--line);border-radius:13px;padding:20px}.fact strong{display:block;font-size:22px;margin-bottom:6px}.fact span{color:var(--muted);font-size:13px}
/* tablet */
@media(max-width:1180px){.solutions-grid{grid-template-columns:repeat(3,1fr)}.nav-links{gap:18px}.top-links{gap:12px}.top-links>a:nth-child(-n+2){display:none}.hero-grid{grid-template-columns:minmax(0,.85fr) minmax(460px,1.15fr)}}
/* mobile */
@media(max-width:900px){
  .shell{width:min(100% - 28px,1440px)}.topbar{display:none}.header{position:sticky;top:0;z-index:200}.nav{min-height:68px;grid-template-columns:auto 1fr auto;gap:10px}.nav-links,.nav-actions .phone{display:none}.nav-actions{gap:8px}.mobile-head-contact{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;background:#111511;color:#fff;padding:11px 15px;font-weight:850;font-size:13px;cursor:pointer;white-space:nowrap}.mobile-toggle{display:block;border:0;background:#111511;color:#fff;width:42px;height:42px;border-radius:11px;font-size:21px;cursor:pointer}.mobile-social-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;padding-bottom:9px}.mobile-social-strip a{display:flex;justify-content:center;align-items:center;min-width:0;border:1px solid var(--line);border-radius:999px;background:#fff;padding:8px 4px;font-size:11px;font-weight:800;white-space:nowrap;overflow:hidden}.mobile-head-contact-menu{display:none;grid-template-columns:repeat(3,1fr);gap:7px;padding-bottom:10px}.mobile-head-contact-menu.open{display:grid}.mobile-head-contact-menu a{display:flex;justify-content:center;align-items:center;background:#e8ffd0;border-radius:9px;padding:10px 6px;font-size:12px;font-weight:850}
  .mobile-drawer{position:fixed;inset:0;background:#f4f1e9;z-index:240;padding:18px 22px 38px;overflow:auto}.mobile-drawer.open{display:block}.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;font-size:18px}.drawer-close{border:0;background:#111511;color:#fff;width:40px;height:40px;border-radius:10px;font-size:24px}.mobile-drawer>a{display:block;padding:13px 4px;border-bottom:1px solid var(--line);font-weight:850}.mobile-drawer>a small{display:block;color:var(--muted);font-size:11px;font-weight:550;margin-top:4px}.mobile-drawer .drawer-title{font-size:12px;color:#6c726c;text-transform:uppercase;letter-spacing:.08em;margin:18px 0 6px}.mobile-drawer .drawer-cta{background:var(--acid);border-radius:10px;text-align:center;margin-top:18px;border:0;padding:14px}
  .hero{padding-top:10px}.hero-grid,.service-grid,.lead-grid,.split{grid-template-columns:1fr}.hero-copy{padding:18px 0 0}.hero h1{font-size:clamp(48px,12vw,66px)}.hero p{font-size:16px;margin:18px 0}.hero-media{min-height:380px}.service-media{height:400px}.solutions-grid{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.mega{display:none!important}
}
@media(max-width:620px){.shell{width:min(100% - 22px,1440px)}.logo{gap:6px}.logo-word{font-size:20px}.logo-word small{font-size:6.5px;margin-top:5px}.logo-mark{width:29px;height:29px}.mobile-head-contact{padding:10px 12px;font-size:12px}.mobile-toggle{width:40px;height:40px}.mobile-social-strip{gap:4px}.mobile-social-strip a{font-size:9.5px;padding:7px 2px}.hero h1{font-size:48px}.cta-row .btn{width:100%}.hero-media{min-height:310px}.trust-grid{grid-template-columns:1fr}.section{padding:48px 0}.section-head{align-items:flex-start;flex-direction:column}.section-head h2{font-size:32px}.solutions-grid{grid-template-columns:1fr}.solution-card img{height:230px}.steps{grid-template-columns:1fr}.panel{padding:22px}.lead h2{font-size:40px}.lead form{padding:19px}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column;gap:10px}.service-copy h1{font-size:44px}.service-media{height:330px}.facts{grid-template-columns:1fr}}


/* v5 refinements */
.logo{gap:4px}.logo-word{font-size:27px;letter-spacing:-.055em}.logo-mark{width:35px;height:35px;border-width:3px;margin-left:-1px}.logo-mark:after{width:10px;height:6px}
.mega-thumb{width:54px;height:46px;object-fit:cover;border:1px solid #d9ded9;border-radius:8px;background:#eef1ed;flex:none}
.mega>a:hover .mega-thumb{transform:scale(1.03)}
.savings-card{display:grid;grid-template-columns:1fr 1fr;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden}.savings-explain,.savings-calc{padding:38px}.savings-explain{background:linear-gradient(145deg,#eff7e4,#f8f7f1)}.savings-explain h3{font-size:32px;margin:24px 0 12px}.savings-explain p,.calc-note{color:var(--muted);line-height:1.6}.thermal-badge{display:flex;align-items:center;justify-content:space-between;gap:16px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}.thermal-badge span{font-size:13px;color:var(--muted)}.thermal-badge b{display:block;font-size:26px;color:var(--ink);margin-top:4px}.thermal-badge i{height:2px;flex:1;background:linear-gradient(90deg,#ffb24a,#b9e637)}.range-head{display:flex;align-items:center;justify-content:space-between;font-weight:800;margin-bottom:16px}.range-head output{font-size:22px}.savings-calc input[type=range]{width:100%;accent-color:#78aa00}.saving-number{border-top:1px solid var(--line);margin-top:26px;padding-top:24px}.saving-number span{display:block;color:var(--muted);font-size:13px}.saving-number strong{display:block;font-size:42px;letter-spacing:-.04em;margin:8px 0 16px}.saving-bar{height:9px;background:#edf0eb;border-radius:999px;overflow:hidden}.saving-bar i{display:block;height:100%;width:50%;background:linear-gradient(90deg,#b9f31e,#78aa00);border-radius:999px;transition:width .2s}.calc-note{font-size:12px}.faq-list{display:grid;gap:10px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}.faq-item summary{list-style:none;display:grid;grid-template-columns:48px 1fr 28px;align-items:center;gap:10px;padding:18px 20px;cursor:pointer}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary span{font-size:12px;color:#7da806;font-weight:900}.faq-item summary b{font-size:16px}.faq-item summary i{font-style:normal;font-size:22px;text-align:center;color:#6a706a}.faq-item[open] summary i{transform:rotate(45deg)}.faq-item p{margin:0;padding:0 68px 20px;color:var(--muted);line-height:1.65}.faq-extra{display:none}.faq-section.show-all .faq-extra{display:block}.faq-more{display:block;margin:18px auto 0;border:1px solid var(--ink);background:transparent;border-radius:10px;padding:13px 18px;font-weight:850;cursor:pointer}.policy-shell{max-width:980px}.policy-page h1{font-size:clamp(46px,6vw,78px);line-height:1;letter-spacing:-.045em;margin:0 0 20px}.policy-lead{font-size:18px;color:var(--muted);line-height:1.65;max-width:820px}.policy-block{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;margin-top:14px}.policy-block h2{font-size:24px;letter-spacing:-.025em;margin:0 0 10px}.policy-block p,.policy-block li{color:#5f655f;line-height:1.65}.policy-block ul{padding-left:20px}.policy-block li{margin:6px 0}
@media(max-width:900px){.mega-thumb{display:none}.savings-card{grid-template-columns:1fr}.saving-number strong{font-size:34px}.faq-item summary{grid-template-columns:36px 1fr 24px;padding:16px 14px}.faq-item p{padding:0 52px 18px}.policy-block{padding:19px}}
@media(max-width:620px){.logo-word{font-size:21px}.logo-mark{width:30px;height:30px}.savings-explain,.savings-calc{padding:22px}.thermal-badge{gap:10px}.thermal-badge b{font-size:21px}.faq-item p{padding:0 18px 18px 50px}}


/* v6 — restored calculator and FAQ from the original Eterna layout */
.legacy-energy,.legacy-faq{padding:92px 0}
.legacy-section-intro{display:grid;grid-template-columns:70px minmax(0,1.25fr) minmax(260px,.75fr);gap:40px;align-items:end;margin-bottom:42px}
.legacy-section-no{color:#a4a89f;font-size:12px;letter-spacing:.12em;align-self:start;padding-top:9px}
.legacy-section-intro .kicker{margin:0 0 10px;text-transform:uppercase;letter-spacing:.12em;color:#719d00;font-size:11px;font-weight:850}
.legacy-section-intro h2{font-size:clamp(42px,4.5vw,68px);line-height:.98;letter-spacing:-.055em;margin:0;font-weight:650}
.legacy-section-intro h2 em{font-family:Georgia,serif;font-weight:400}
.legacy-section-intro>p{color:var(--muted);font-size:14px;line-height:1.65;margin:0 0 5px}
.energy-grid{border:1px solid var(--line);grid-template-columns:1fr 1fr;margin-left:110px;display:grid;background:#fff}
.energy-visual{padding:42px;background:#f6f4ee}.thermal{color:#fff;background:linear-gradient(90deg,#ea6c32,#f5b743 46%,#91cddd 54%,#4f86b3);justify-content:space-between;align-items:flex-start;height:340px;padding:30px;display:flex;position:relative;overflow:hidden}.thermal span{text-transform:uppercase;letter-spacing:.12em;font-size:9px;position:relative;z-index:2}.thermal span:last-child{text-align:right}.thermal b{letter-spacing:-.05em;font-size:26px}.thermal i{background:#fffc;width:12px;position:absolute;top:0;bottom:0;left:49%;box-shadow:0 0 25px #fff}.energy-visual>p,.energy-calc>p{color:var(--muted);font-size:11px;line-height:1.65}.energy-calc{background:#fff;flex-direction:column;padding:48px;display:flex}.range-head{display:flex;align-items:center;justify-content:space-between}.range-head label{font-weight:750}.range-head output{font-weight:850;font-size:20px}.energy-calc input{accent-color:#8eb600;width:100%;margin:13px 0 45px}.save span{font-size:12px;display:block}.save strong{letter-spacing:-.06em;margin:12px 0;font-size:48px;display:block}.bar{background:#dedfd8;height:10px;margin-bottom:18px}.bar i{background:var(--acid);height:100%;transition:width .3s;display:block}.energy-calc .btn{margin-top:auto;align-self:flex-start}
.legacy-faq .faq-list{border-top:1px solid var(--line);margin-left:110px;display:block}.legacy-faq .faq-item{border:0;border-bottom:1px solid var(--line);border-radius:0;background:transparent;overflow:visible}.legacy-faq .faq-item button{text-align:left;cursor:pointer;background:transparent;border:0;grid-template-columns:60px 1fr 30px;width:100%;padding:20px 0;font-size:17px;display:grid;align-items:start;color:var(--ink)}.legacy-faq .faq-item button span:first-child{color:var(--muted);font-size:10px;padding-top:4px}.legacy-faq .faq-item .faq-q{font-weight:600;line-height:1.35}.legacy-faq .faq-item button b{text-align:right;font-size:22px;font-weight:400}.legacy-faq .faq-item p{color:var(--muted);max-width:850px;margin:0;padding:0 60px 24px;font-size:14px;line-height:1.7}.legacy-faq .faq-item.open{background:#fff;padding:0 20px}.legacy-faq .faq-extra{display:none}.legacy-faq.show-all .faq-extra{display:block}.legacy-faq .faq-more{border:1px solid var(--ink);cursor:pointer;background:transparent;justify-content:space-between;width:calc(100% - 110px);margin:22px 0 0 110px;padding:16px 20px;font-weight:700;display:flex;border-radius:0;color:var(--ink)}
@media(max-width:900px){.legacy-section-intro{grid-template-columns:44px 1fr;gap:18px}.legacy-section-intro>p{grid-column:2}.energy-grid,.legacy-faq .faq-list{margin-left:0}.energy-grid{grid-template-columns:1fr}.legacy-faq .faq-more{width:100%;margin-left:0}}
@media(max-width:620px){.legacy-energy,.legacy-faq{padding:64px 0}.legacy-section-intro{grid-template-columns:30px 1fr;gap:12px;margin-bottom:28px}.legacy-section-no{font-size:10px}.legacy-section-intro h2{font-size:38px}.legacy-section-intro>p{font-size:13px}.energy-visual,.energy-calc{padding:22px}.thermal{height:250px;padding:20px}.save strong{font-size:36px}.legacy-faq .faq-item button{grid-template-columns:38px 1fr 24px;font-size:15px;padding:17px 8px}.legacy-faq .faq-item p{padding:0 46px 20px;font-size:13px}.legacy-faq .faq-item.open{padding:0 8px}}

/* v7: supplied original logo + restrained FAQ reveal */
.logo{width:178px;min-width:178px;height:62px;display:flex;align-items:center}
.brand-logo-img{display:block;width:100%;height:auto;max-height:58px;object-fit:contain;object-position:left center}
.footer-logo{width:190px;height:auto}
.legacy-faq .faq-more{width:auto;margin:26px 0 0 110px;padding:0 0 7px;border:0;border-bottom:1px solid var(--ink);border-radius:0;background:transparent;display:inline-flex;gap:34px;align-items:center;font-size:14px;letter-spacing:.01em;font-weight:700;color:var(--ink)}
.legacy-faq .faq-more:hover{color:#5b8f13;border-color:#5b8f13}
.legacy-faq .faq-more span{font-size:18px;font-weight:400}
@media(max-width:900px){.logo{width:145px;min-width:145px;height:54px}.brand-logo-img{max-height:48px}.legacy-faq .faq-more{margin-left:0}}

/* v9: exact supplied logo without white background + FAQ reveal as a native list row */
.brand-logo-img{background:transparent}
.footer-brand-img{max-height:54px}
.legacy-faq .faq-more{
  width:calc(100% - 110px);
  margin:0 0 0 110px;
  padding:20px 0;
  border:0;
  border-bottom:1px solid var(--line);
  border-radius:0;
  background:transparent;
  display:grid;
  grid-template-columns:60px 1fr 30px;
  align-items:start;
  gap:0;
  text-align:left;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  cursor:pointer;
  transition:color .15s ease, background .15s ease;
}
.legacy-faq .faq-more:hover{color:#5b8f13;background:rgba(185,255,34,.035);border-color:var(--line)}
.legacy-faq .faq-more-range{font-size:10px;color:var(--muted);font-weight:500;padding-top:4px}
.legacy-faq .faq-more-text{font-weight:600;line-height:1.35}
.legacy-faq .faq-more b{text-align:right;font-size:22px;font-weight:400;line-height:1}
@media(max-width:900px){
  .legacy-faq .faq-more{width:100%;margin-left:0}
}
@media(max-width:620px){
  .legacy-faq .faq-more{grid-template-columns:38px 1fr 24px;font-size:15px;padding:17px 8px}
}