:root{
  --bg:#0a0c0f;
  --bg2:#111419;
  --line:rgba(238,232,220,.12);
  --ivory:#eee8dc;
  --muted:#9b978d;
  --sun:#f0a23b;
  --sun-ink:#1a1206;
  --serif:"Instrument Serif", Georgia, serif;
  --sans:"Inter Tight", system-ui, sans-serif;
  --gut:clamp(16px, 4vw, 64px);
  --max:1440px;
  --ease:cubic-bezier(.2,.7,.1,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{background:var(--bg);color:var(--ivory);font-family:var(--sans);font-size:clamp(15px,1.05vw,17px);line-height:1.55;font-weight:400;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
em{font-family:var(--serif);font-style:italic;font-weight:400;color:var(--sun)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
::selection{background:var(--sun);color:var(--sun-ink)}

/* ---------- mark ---------- */
.mark{width:30px;height:30px;flex:none}
.mark__sun{fill:var(--sun)}
.mark__air{stroke:var(--ivory);stroke-width:3;stroke-linecap:round;fill:none}

/* ---------- loader ---------- */
.loader{position:fixed;inset:0;z-index:100;background:var(--bg);display:grid;place-items:center}
.loader__mark{display:flex;align-items:center;gap:14px}
.loader__mark .mark{width:44px;height:44px}
.loader__word{font-weight:600;letter-spacing:.32em;font-size:22px}
.loader__pct{position:absolute;right:var(--gut);bottom:var(--gut);font-family:var(--serif);font-size:clamp(48px,8vw,120px);line-height:1;color:var(--muted)}
.loader.is-done{pointer-events:none}

/* ---------- nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;gap:32px;padding:18px var(--gut);transition:background .4s,backdrop-filter .4s,padding .4s}
.nav.is-solid{background:rgba(10,12,15,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);padding-top:12px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px}
.brand__word{font-weight:600;letter-spacing:.24em;font-size:15px;line-height:1;display:flex;flex-direction:column;gap:4px}
.brand__word small{font-weight:400;letter-spacing:.2em;font-size:9.5px;color:var(--muted);text-transform:uppercase}
.nav__links{display:flex;gap:28px;margin-left:auto;font-size:14px}
.nav__links a{opacity:.78;transition:opacity .25s}
.nav__links a:hover{opacity:1}
.nav__burger{display:none;width:40px;height:40px;position:relative;margin-left:auto}
.nav__burger span{position:absolute;left:9px;right:9px;height:1.5px;background:var(--ivory);transition:transform .35s var(--ease)}
.nav__burger span:first-child{top:15px}.nav__burger span:last-child{top:23px}
.nav__burger[aria-expanded="true"] span:first-child{transform:translateY(4px) rotate(45deg)}
.nav__burger[aria-expanded="true"] span:last-child{transform:translateY(-4px) rotate(-45deg)}
.menu{position:fixed;inset:0;z-index:40;background:var(--bg);display:flex;flex-direction:column;justify-content:center;gap:6px;padding:0 var(--gut);clip-path:inset(0 0 100% 0);transition:clip-path .6s var(--ease)}
.menu.is-open{clip-path:inset(0 0 0 0)}
.menu>a{font-family:var(--serif);font-size:clamp(40px,11vw,64px);line-height:1.1}
.menu__foot{margin-top:40px;display:flex;flex-direction:column;gap:6px;color:var(--muted)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:999px;font-size:14px;font-weight:500;letter-spacing:.01em;transition:transform .3s var(--ease),background .3s,color .3s,border-color .3s;white-space:nowrap}
.btn:hover{transform:translateY(-2px)}
.btn--sun{background:var(--sun);color:var(--sun-ink)}
.btn--sun:hover{background:#ffb454}
.btn--ghost{border:1px solid rgba(238,232,220,.35);color:var(--ivory)}
.btn--ghost:hover{border-color:var(--ivory)}
.btn--block{width:100%}
.nav__cta{height:40px;padding:0 18px}

/* ---------- type ---------- */
.kicker{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:24px}
.h2{font-family:var(--serif);font-weight:400;font-size:clamp(40px,5.6vw,92px);line-height:.98;letter-spacing:-.01em}
.h2--xl{font-size:clamp(46px,7vw,120px)}
.lead{color:rgba(238,232,220,.78);max-width:52ch;font-size:clamp(16px,1.2vw,19px)}
.eyebrow{display:flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:rgba(238,232,220,.85)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--sun);box-shadow:0 0 0 4px rgba(240,162,59,.18)}

/* ---------- hero ---------- */
.hero{height:320vh;position:relative}
.hero__pin{position:sticky;top:0;height:100svh;overflow:hidden}
.hero__media{position:absolute;inset:0;will-change:clip-path,transform;clip-path:inset(0 0 0 0 round 0px)}
.hero__video{width:100%;height:100%;object-fit:cover;transform:scale(1.08);background:#0a0c0f url(media/hero-poster.jpg) center/cover}
.hero__shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,12,15,.55) 0%,rgba(10,12,15,.05) 35%,rgba(10,12,15,.25) 60%,rgba(10,12,15,.9) 100%)}
.hero__copy{position:absolute;left:var(--gut);right:var(--gut);bottom:clamp(28px,6vh,72px);max-width:var(--max);margin:0 auto}
.hero__title{font-family:var(--serif);font-weight:400;font-size:clamp(56px,10.4vw,188px);line-height:.9;letter-spacing:-.02em;margin:22px 0 clamp(20px,3vh,36px)}
.hero__title .line{display:block;overflow:hidden;padding-bottom:.06em}
.hero__title .line>span{display:inline-block}
.hero__row{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap}
.hero__sub{max-width:44ch;color:rgba(238,232,220,.86);font-size:clamp(15px,1.15vw,18px)}
.hero__ctas{display:flex;gap:12px;flex-wrap:wrap}
.hero__mid{position:absolute;left:var(--gut);right:var(--gut);top:50%;transform:translateY(-50%);text-align:center;font-family:var(--serif);font-size:clamp(38px,6vw,104px);line-height:1;letter-spacing:-.01em;opacity:0;visibility:hidden;text-shadow:0 4px 40px rgba(0,0,0,.35)}
.hero__scroll{position:absolute;right:var(--gut);top:50%;display:flex;flex-direction:column;align-items:center;gap:10px;font-size:10px;letter-spacing:.3em;text-transform:uppercase;color:var(--muted);writing-mode:vertical-rl}
.hero__scroll i{width:1px;height:60px;background:linear-gradient(var(--ivory),transparent);animation:drip 2s infinite}
@keyframes drip{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ---------- manifesto ---------- */
.manifesto{padding:clamp(100px,16vh,200px) var(--gut) clamp(80px,12vh,160px);max-width:var(--max);margin:0 auto}
.manifesto__text{font-family:var(--serif);font-size:clamp(30px,4.2vw,68px);line-height:1.12;max-width:22ch;letter-spacing:-.005em}
.manifesto__text .w{opacity:.14;transition:none}
.manifesto__meta{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:clamp(56px,9vh,110px);border-top:1px solid var(--line)}
.manifesto__meta div{padding:22px 20px 0 0;color:var(--muted);font-size:14px}
.manifesto__meta span{display:block;font-family:var(--serif);font-size:clamp(28px,2.6vw,40px);color:var(--ivory);line-height:1;margin-bottom:8px}

/* ---------- services ---------- */
.services{position:relative}
.services__pin{height:100svh;display:flex;flex-direction:column;justify-content:center;overflow:hidden;padding:clamp(80px,11vh,120px) 0 clamp(28px,5vh,56px)}
.services__head{padding:0 var(--gut);display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:clamp(24px,4vh,48px)}
.services__head .kicker{width:100%;margin-bottom:0}
.services__head .h2{font-size:clamp(38px,4.6vw,76px)}
.services__progress{width:min(240px,30vw);height:1px;background:var(--line);position:relative;margin-bottom:14px}
.services__progress i{position:absolute;inset:0;background:var(--sun);transform-origin:left;transform:scaleX(0)}
.services__track{display:flex;gap:clamp(16px,2vw,28px);padding:0 var(--gut);will-change:transform;width:max-content}
.svc{width:clamp(300px,34vw,520px);flex:none;display:flex;flex-direction:column;gap:22px}
.svc__img{aspect-ratio:4/3;overflow:hidden;border-radius:6px;background:var(--bg2)}
.svc__img img{width:100%;height:100%;object-fit:cover;transform:scale(1.06);transition:transform 1.2s var(--ease)}
.svc:hover .svc__img img{transform:scale(1)}
.svc__body{display:grid;grid-template-columns:auto 1fr;column-gap:20px}
.svc__num{font-family:var(--serif);font-size:22px;color:var(--sun);line-height:1.1;grid-row:span 3}
.svc h3{font-family:var(--serif);font-weight:400;font-size:clamp(28px,2.4vw,40px);line-height:1}
.svc p{color:var(--muted);margin:10px 0 14px;max-width:40ch;font-size:15px}
.svc ul{list-style:none;display:flex;flex-wrap:wrap;gap:6px 18px;font-size:13px;color:rgba(238,232,220,.8)}
.svc li::before{content:"";display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--sun);margin-right:8px;vertical-align:middle;opacity:.8}

/* ---------- solar AC ---------- */
.solarac{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(32px,5vw,96px);padding:clamp(100px,14vh,180px) var(--gut);max-width:var(--max);margin:0 auto;align-items:start}
.solarac__media{position:sticky;top:12vh;height:76vh}
.solarac__frame{height:100%;overflow:hidden;border-radius:8px;clip-path:inset(12% 12% 12% 12% round 8px)}
.solarac__frame{position:relative}
.solarac__frame video{width:100%;height:100%;object-fit:cover}
.solarac__time{position:absolute;left:20px;bottom:18px;font-family:var(--serif);font-size:clamp(34px,3.4vw,56px);line-height:1;color:var(--ivory);text-shadow:0 2px 20px rgba(0,0,0,.5)}
.solarac__time::before{content:"Time of day";display:block;font-family:var(--sans);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:rgba(238,232,220,.75);margin-bottom:6px}
.solarac__copy{padding-top:6vh}
.solarac__copy .lead{margin:28px 0 48px}
.modes{list-style:none;display:flex;flex-direction:column}
.mode{display:grid;grid-template-columns:52px 1fr;gap:16px;padding:32px 0;border-top:1px solid var(--line)}
.mode:last-child{border-bottom:1px solid var(--line)}
.mode__n{font-family:var(--serif);font-style:italic;font-size:34px;color:var(--sun);line-height:1}
.mode h4{font-family:var(--serif);font-weight:400;font-size:clamp(26px,2.2vw,36px);line-height:1.05;margin-bottom:8px}
.mode p{color:var(--muted);max-width:44ch}

/* ---------- savings ---------- */
.savings{background:var(--ivory);color:#15130f;padding:clamp(90px,13vh,170px) var(--gut)}
.savings em{color:#b86a12}
.savings .kicker{color:#6e695f}
.savings .lead{color:#3b3730}
.savings__inner{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(40px,6vw,120px);align-items:center}
.fine{font-size:13px;color:#6e695f;max-width:52ch;margin-top:28px;padding-top:18px;border-top:1px solid rgba(21,19,15,.15)}
.calc{background:#15130f;color:var(--ivory);border-radius:10px;padding:clamp(24px,3vw,44px)}
.calc__label{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.calc__bill{display:block;font-family:var(--serif);font-size:clamp(44px,4.8vw,72px);line-height:1;margin:10px 0 26px}
.calc input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:28px;background:transparent;cursor:pointer}
.calc input[type=range]::-webkit-slider-runnable-track{height:2px;background:linear-gradient(90deg,var(--sun) var(--p,14%),rgba(238,232,220,.2) var(--p,14%))}
.calc input[type=range]::-moz-range-track{height:2px;background:rgba(238,232,220,.2)}
.calc input[type=range]::-moz-range-progress{height:2px;background:var(--sun)}
.calc input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;background:var(--sun);margin-top:-10px;box-shadow:0 0 0 6px rgba(240,162,59,.2)}
.calc input[type=range]::-moz-range-thumb{width:22px;height:22px;border:0;border-radius:50%;background:var(--sun)}
.calc__scale{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-top:4px}
.calc__result{margin:30px 0 26px;padding:24px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:6px}
.calc__cap{font-size:13px;color:var(--muted)}
.calc__num{font-family:var(--serif);font-size:clamp(36px,3.6vw,56px);line-height:1.05;color:var(--sun)}

/* ---------- process ---------- */
.process{padding:clamp(100px,14vh,180px) var(--gut);max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(32px,6vw,120px)}
.process__head{position:sticky;top:18vh;align-self:start}
.process__list{position:relative;padding-left:clamp(28px,3vw,48px)}
.process__rail{position:absolute;left:0;top:10px;bottom:10px;width:1px;background:var(--line)}
.process__rail i{position:absolute;inset:0;background:var(--sun);transform-origin:top;transform:scaleY(0)}
.step{display:grid;grid-template-columns:clamp(56px,6vw,96px) 1fr;gap:16px;padding:clamp(28px,4.5vh,48px) 0;border-bottom:1px solid var(--line)}
.step:first-of-type{padding-top:0}
.step__n{font-family:var(--serif);font-size:clamp(36px,3.6vw,60px);line-height:.9;color:var(--muted);transition:color .5s}
.step.is-on .step__n{color:var(--sun)}
.step h3{font-family:var(--serif);font-weight:400;font-size:clamp(26px,2.3vw,38px);line-height:1.05;margin-bottom:8px}
.step p{color:var(--muted);max-width:48ch}

/* ---------- sectors ---------- */
.sectors{padding:0 var(--gut) clamp(80px,12vh,160px);max-width:var(--max);margin:0 auto}
.sector{display:grid;grid-template-columns:1.25fr 1fr;gap:clamp(28px,5vw,90px);align-items:center;margin-bottom:clamp(64px,10vh,130px)}
.sector--rev{grid-template-columns:1fr 1.25fr}
.sector--rev .sector__img{order:2}
.sector__img{aspect-ratio:16/11;overflow:hidden;border-radius:6px;clip-path:inset(0 0 0 0)}
.sector__img img{width:100%;height:118%;object-fit:cover;will-change:transform}
.sector__txt span{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}
.sector__txt h3{font-family:var(--serif);font-weight:400;font-size:clamp(34px,3.8vw,62px);line-height:1;margin:18px 0 18px}
.sector__txt p{color:var(--muted);max-width:40ch}

/* ---------- lead band ---------- */
.lead-band{border-top:1px solid var(--line)}
.marquee{overflow:hidden;padding:clamp(28px,5vh,56px) 0;border-bottom:1px solid var(--line)}
.marquee__row{display:flex;align-items:center;gap:clamp(24px,3vw,48px);width:max-content;animation:marq 38s linear infinite}
.marquee__row span{font-family:var(--serif);font-size:clamp(44px,6.4vw,110px);line-height:1;white-space:nowrap}
.marquee__row span:nth-child(4n+3){font-style:italic;color:var(--sun)}
.marquee__row i{width:14px;height:14px;border-radius:50%;border:1.5px solid var(--muted);flex:none}
@keyframes marq{to{transform:translateX(-50%)}}
.leader{max-width:var(--max);margin:0 auto;padding:clamp(90px,13vh,170px) var(--gut);display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(32px,6vw,110px);align-items:center}
.leader__img{aspect-ratio:4/5;overflow:hidden;border-radius:6px}
.leader__img img{width:100%;height:100%;object-fit:cover}
.leader__role{margin:14px 0 26px;font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--sun)}
.promises{list-style:none;margin-top:36px;border-top:1px solid var(--line)}
.promises li{padding:16px 0;border-bottom:1px solid var(--line);color:var(--muted)}
.promises b{color:var(--ivory);font-weight:500}

/* ---------- faq ---------- */
.faq{max-width:var(--max);margin:0 auto;padding:clamp(40px,6vh,80px) var(--gut) clamp(100px,14vh,180px);display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(32px,6vw,120px)}
.faq__head{align-self:start;position:sticky;top:18vh}
.faq__list details{border-bottom:1px solid var(--line)}
.faq__list details:first-child{border-top:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:24px;padding:26px 0;font-size:clamp(17px,1.35vw,21px)}
.faq summary::-webkit-details-marker{display:none}
.faq summary i{width:14px;height:14px;position:relative;flex:none}
.faq summary i::before,.faq summary i::after{content:"";position:absolute;left:0;right:0;top:50%;height:1.5px;background:var(--sun);transition:transform .35s var(--ease)}
.faq summary i::after{transform:rotate(90deg)}
.faq details[open] summary i::after{transform:rotate(0)}
.faq details p{color:var(--muted);padding:0 0 26px;max-width:62ch}

/* ---------- contact ---------- */
.contact{position:relative;overflow:hidden;padding:clamp(100px,15vh,190px) var(--gut)}
.contact__bg{position:absolute;inset:0;opacity:.22}
.contact__bg img{width:100%;height:100%;object-fit:cover}
.contact__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,var(--bg) 0%,rgba(10,12,15,.6) 40%,var(--bg) 100%)}
.contact__inner{position:relative;max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(40px,6vw,110px);align-items:end}
.contact__lines{margin-top:clamp(40px,7vh,72px);display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}
.contact__lines a,.contact__lines p{padding:20px 20px 20px 0;border-bottom:1px solid var(--line);font-size:clamp(16px,1.3vw,20px);transition:color .3s}
.contact__lines a:hover{color:var(--sun)}
.contact__lines span{display:block;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.form{background:rgba(17,20,25,.85);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--line);border-radius:10px;padding:clamp(22px,2.6vw,36px);display:flex;flex-direction:column;gap:14px}
.form h3{font-family:var(--serif);font-weight:400;font-size:32px;line-height:1;margin-bottom:6px}
.form label{display:flex;flex-direction:column;gap:6px;font-size:12px;letter-spacing:.08em;color:var(--muted)}
.form input,.form select,.form textarea{font:inherit;font-size:15px;color:var(--ivory);background:transparent;border:0;border-bottom:1px solid rgba(238,232,220,.25);padding:8px 0;border-radius:0;outline:none;transition:border-color .3s;width:100%}
.form select{appearance:none;-webkit-appearance:none;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%239b978d' fill='none'/%3E%3C/svg%3E") no-repeat right 4px center}
.form select option{background:var(--bg2)}
.form textarea{resize:vertical;min-height:70px}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--sun)}
.form .is-bad{border-color:#e5654b}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form__note{font-size:12px;color:var(--muted)}
.form__note a{color:var(--ivory);text-decoration:underline;text-underline-offset:3px}

/* ---------- footer ---------- */
.footer{border-top:1px solid var(--line);padding:clamp(56px,8vh,90px) var(--gut) 24px;overflow:clip;position:relative}
.footer__top{max-width:var(--max);margin:0 auto;display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap}
.footer__tag{color:var(--muted);margin-top:16px;font-size:14px}
.footer__cols{display:flex;gap:clamp(40px,7vw,120px)}
.footer__cols div{display:flex;flex-direction:column;gap:8px;font-size:14px}
.footer__cols h4{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);font-weight:500;margin-bottom:6px}
.footer__cols a{opacity:.85}.footer__cols a:hover{opacity:1;color:var(--sun)}
.footer__stage{position:relative;height:190vh;margin-top:clamp(40px,6vh,80px)}
.footer__sticky{position:sticky;top:0;height:100vh;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;perspective:900px;isolation:isolate;overflow:clip}
.footer__line{font-family:var(--serif);font-size:clamp(24px,2.6vw,44px);color:var(--ivory);margin-bottom:clamp(8px,2vh,24px);text-align:center}
.footer__word{display:flex;justify-content:center;font-weight:600;letter-spacing:-.02em;font-size:clamp(80px,22.5vw,380px);line-height:.8;margin-bottom:clamp(20px,3vh,32px);transform-style:preserve-3d;will-change:transform}
.footer__word span{display:inline-block;background:linear-gradient(180deg,var(--ivory) 25%,rgba(238,232,220,.1) 100%);-webkit-background-clip:text;background-clip:text;color:transparent;transform-origin:50% 100%;will-change:transform,filter,opacity}
.footer__glow{position:absolute;z-index:-1;left:50%;bottom:-30%;width:min(1100px,120vw);aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(240,162,59,.55) 0%,rgba(240,162,59,.18) 35%,rgba(240,162,59,0) 68%);transform:translate(-50%,40%);filter:blur(10px);pointer-events:none}
.footer__legal{max-width:var(--max);margin:0 auto;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px;color:var(--muted);padding-top:20px;border-top:1px solid var(--line)}

/* ---------- WhatsApp FAB ---------- */
.wa-fab{position:fixed;right:18px;bottom:18px;z-index:45;width:54px;height:54px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 10px 30px rgba(0,0,0,.35);transition:transform .3s var(--ease),opacity .4s;opacity:0;pointer-events:none}
.wa-fab.is-on{opacity:1;pointer-events:auto}
.wa-fab:hover{transform:scale(1.07)}
.wa-fab svg{width:28px;height:28px;fill:#fff}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .nav__links,.nav__cta{display:none}
  .nav__burger{display:block}
  .hero__scroll{display:none}
  .manifesto__meta{grid-template-columns:1fr 1fr}
  .manifesto__meta div{padding-bottom:22px}
  .solarac,.savings__inner,.process,.faq,.contact__inner,.leader{grid-template-columns:1fr}
  .solarac__media{position:relative;top:0;height:auto;aspect-ratio:4/3}
  .solarac__copy{padding-top:0}
  .process__head,.faq__head{position:static}
  .sector,.sector--rev{grid-template-columns:1fr;gap:24px}
  .sector--rev .sector__img{order:0}
  .leader__img{aspect-ratio:4/3}
}
@media (max-width:760px){
  .services__pin{height:auto;padding:90px 0 40px;overflow:visible}
  .services__track{flex-direction:column;width:auto;gap:56px}
  .svc{width:100%}
  .services__progress{display:none}
  .contact__lines{grid-template-columns:1fr}
  .form__row{grid-template-columns:1fr}
  .hero__ctas .btn{flex:1}
  .hero__ctas{width:100%}
  .footer__legal{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .manifesto__text .w{opacity:1}
  .solarac__frame{clip-path:none}
}

/* ---------- laptop fit: pinned services sized by viewport height ---------- */
@media (min-width:761px){
  .services__pin{padding:clamp(76px,11vh,120px) 0 clamp(20px,4vh,56px)}
  .services__head{margin-bottom:clamp(16px,3vh,48px)}
  .services__head .h2{font-size:clamp(34px,min(4.6vw,8vh),76px)}
  .svc{--h:clamp(170px,calc(100svh - 440px),390px);width:max(300px,calc(var(--h) * 4 / 3));gap:clamp(12px,2.2vh,22px)}
  .svc__img{aspect-ratio:auto;height:var(--h)}
  .svc p{margin:clamp(6px,1vh,10px) 0 clamp(8px,1.4vh,14px)}
}
@media (min-width:761px) and (max-height:700px){
  .svc ul{display:none}
}