:root{--navy:#071424;--navy-soft:#0d2033;--ink:#12202d;--muted:#5d6b77;--line:#dbe3e7;--paper:#f4f8f8;--white:#fff;--teal:#19b7a6;--teal-dark:#0d8f82;--lime:#a9d84d;--shadow:0 24px 70px rgba(5,21,35,.2)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:98px}body{margin:0;color:var(--ink);background:var(--white);font-family:"Manrope",system-ui,sans-serif;font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit}img{max-width:100%}button,input,select{font:inherit}.container{width:min(1180px,calc(100% - 40px));margin-inline:auto}.skip-link{position:fixed;left:16px;top:-60px;z-index:100;padding:10px 16px;background:var(--white);color:var(--navy)}.skip-link:focus{top:12px}.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}:focus-visible{outline:3px solid rgba(25,183,166,.48);outline-offset:3px}
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.hero{position:relative;isolation:isolate;min-height:965px;padding:174px 0 0;color:var(--white);overflow:hidden;background:var(--navy)}.hero__backdrop{position:absolute;z-index:-2;inset:0;background:linear-gradient(90deg,rgba(7,20,36,.98) 0%,rgba(7,20,36,.88) 46%,rgba(7,20,36,.28) 82%,rgba(7,20,36,.48) 100%),url("assets/hero-solar-rooftop.png") center/cover no-repeat;transform:scale(1.01)}.hero::before{content:"";position:absolute;z-index:-1;width:520px;height:520px;left:47%;top:110px;border:1px solid rgba(255,255,255,.08);transform:rotate(24deg)}.hero__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(410px,.82fr);align-items:center;gap:clamp(48px,7vw,96px)}.eyebrow{display:flex;align-items:center;gap:12px;margin-bottom:23px;color:#c8dedb;font-size:.73rem;font-weight:800;letter-spacing:.13em}.eyebrow span{width:33px;height:2px;background:var(--teal)}h1{margin:0;max-width:720px;font-size:clamp(3.2rem,5.7vw,5.45rem);line-height:.98;letter-spacing:-.058em}h1 em{color:var(--teal);font-style:normal}.hero__copy>p{max-width:680px;margin:28px 0 26px;color:rgba(255,255,255,.75);font-size:clamp(1rem,1.45vw,1.15rem)}.hero__checks{display:grid;gap:8px;margin:0;padding:0;list-style:none}.hero__checks li{position:relative;padding-left:27px;color:#e5eeee;font-size:.9rem;font-weight:600}.hero__checks li::before{content:"✓";position:absolute;left:0;color:var(--lime);font-weight:900}
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.section{padding:clamp(88px,10vw,145px) 0}.section-kicker{margin-bottom:22px;color:var(--teal-dark);font-size:.72rem;font-weight:800;letter-spacing:.16em}.section-kicker--light{color:#70ded2}.section-heading{display:grid;grid-template-columns:1.15fr .85fr;align-items:end;gap:70px;margin-bottom:58px}.section-heading h2,.references__intro h2,.hupx h2,.advantages h2,.roi h2,.faq h2,.final-cta h2{margin:0;font-size:clamp(2.45rem,5vw,4.8rem);line-height:1.04;letter-spacing:-.055em}.section-heading h2 span,.references__intro h2 span,.hupx h2 span,.final-cta h2 span{color:var(--teal-dark)}.section-heading>p,.references__intro>p{max-width:480px;margin:0 0 8px;color:var(--muted)}.section-action{display:flex;justify-content:center;margin-top:38px}.section-action--process{margin-top:54px}
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.roi{background:var(--paper)}.roi__grid{display:grid;grid-template-columns:.94fr 1.06fr;align-items:center;gap:clamp(60px,9vw,130px)}.roi__visual{padding:clamp(34px,5vw,60px);border-top:4px solid var(--teal);background:var(--white);box-shadow:0 18px 55px rgba(7,20,36,.1)}.roi__label{margin:0;color:var(--teal-dark);font-size:.65rem;font-weight:800;letter-spacing:.14em}.roi__number{display:flex;align-items:baseline;gap:14px;margin:28px 0 18px}.roi__number strong{color:var(--navy);font-size:clamp(4.5rem,9vw,8rem);line-height:.8;letter-spacing:-.09em}.roi__number span{color:var(--teal-dark);font-size:1.4rem;font-weight:800}.roi__visual>p:not(.roi__label){max-width:500px;color:var(--muted);font-size:.83rem}.roi__bar{height:8px;margin-top:35px;overflow:hidden;border-radius:8px;background:#dce6e8}.roi__bar span{display:block;width:39%;height:100%;background:var(--teal)}.roi__scale{display:flex;justify-content:space-between;margin-top:9px;color:#829099;font-size:.56rem;font-weight:800;text-transform:uppercase}.roi__copy h2{font-size:clamp(2.35rem,4.3vw,4.25rem)}.roi__copy>p{margin:27px 0 24px;color:var(--muted)}.roi__copy ul{display:grid;grid-template-columns:1fr 1fr;gap:10px 22px;padding:0;list-style:none}.roi__copy li{position:relative;padding-left:20px;font-size:.8rem;font-weight:700}.roi__copy li::before{content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;border-radius:50%;background:var(--teal)}
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.faq{background:var(--white);border-top:1px solid var(--line)}.faq__grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:clamp(60px,10vw,130px)}.faq__intro{position:sticky;top:120px;align-self:start}.faq__intro h2{font-size:clamp(2.3rem,4.4vw,4.15rem)}.faq__intro p{max-width:380px;margin:26px 0;color:var(--muted)}.accordion{border-top:1px solid var(--line)}.accordion details{border-bottom:1px solid var(--line)}.accordion summary{position:relative;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:28px 50px 28px 0;cursor:pointer;font-weight:700;list-style:none}.accordion summary::-webkit-details-marker{display:none}.accordion summary span,.accordion summary span::after{position:absolute;right:2px;width:16px;height:2px;background:var(--teal-dark);content:"";transition:transform .25s ease}.accordion summary span::after{right:0;transform:rotate(90deg)}.accordion details[open] summary span::after{transform:rotate(0)}.accordion details p{max-width:690px;margin:-4px 50px 28px 0;color:var(--muted);font-size:.9rem}
.final-cta{padding:clamp(80px,9vw,125px) 0;background:var(--navy);color:var(--white)}.final-cta__grid{display:flex;align-items:center;justify-content:space-between;gap:55px}.final-cta h2{font-size:clamp(2.45rem,4.8vw,4.7rem)}.final-cta h2 span{color:var(--teal)}.final-cta p{max-width:660px;margin:24px 0 0;color:rgba(255,255,255,.62)}.footer{padding:70px 0 24px;background:#040c16;color:var(--white)}.footer__main{display:grid;grid-template-columns:1fr auto auto;align-items:start;gap:70px;padding-bottom:55px}.footer__brand img{display:block;width:150px}.footer__brand p{color:rgba(255,255,255,.5);font-size:.75rem}.footer nav,.footer__contact{display:grid;gap:10px}.footer a{color:rgba(255,255,255,.74);text-decoration:none;font-size:.77rem}.footer__contact span{color:rgba(255,255,255,.48);font-size:.72rem}.footer__bottom{display:flex;justify-content:space-between;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);color:rgba(255,255,255,.45);font-size:.7rem}.mobile-cta{display:none}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.price-line{animation:none;stroke-dashoffset:0}}
@media(max-width:1080px){.nav-links{gap:14px}.hero{min-height:auto;padding-bottom:0}.hero__grid{grid-template-columns:1fr;gap:48px}.hero__copy{max-width:780px}.lead-card{max-width:760px}.hero__rail{position:relative;left:auto;bottom:auto;translate:none;margin-top:55px}.hupx__grid,.roi__grid,.faq__grid{grid-template-columns:1fr}.offer__grid{grid-template-columns:1fr 1fr}.faq__intro{position:static}.advantages__grid{grid-template-columns:1fr 1fr}.process__steps{grid-template-columns:repeat(3,1fr);row-gap:44px}.process__steps::before{display:none}}
@media(max-width:820px){body{padding-bottom:68px}.container{width:min(100% - 28px,1180px)}.section{padding:76px 0}.site-header{background:rgba(7,20,36,.96)}.contact-bar{display:none}.nav{min-height:70px}.brand img{width:132px}.nav-toggle{display:block;padding:8px;cursor:pointer}.nav-links{position:absolute;top:70px;left:14px;right:14px;display:none;align-items:stretch;padding:18px;border-top:3px solid var(--teal);background:var(--white);color:var(--ink);box-shadow:var(--shadow)}.nav-links.is-open{display:grid;gap:2px}.nav-links a{padding:10px}.nav-links>a:not(.button)::after{display:none}.hero{padding-top:118px}h1{font-size:clamp(2.65rem,12vw,4.3rem)}.field-grid{grid-template-columns:1fr}.hero__rail{grid-template-columns:1fr 1fr}.hero__rail article:nth-child(2){border-right:0}.hero__rail article:nth-child(-n+2){border-bottom:1px solid var(--line)}.section-heading,.references__intro{grid-template-columns:1fr;gap:24px;margin-bottom:42px}.offer__grid,.advantages__grid{grid-template-columns:1fr}.hupx h2,.section-heading h2,.references__intro h2,.advantages h2,.roi h2,.faq h2,.final-cta h2{font-size:clamp(2.25rem,10.8vw,3.5rem)}.hupx__facts{grid-template-columns:1fr}.hupx__facts div{min-height:auto}.hupx__facts strong{margin-top:7px}.chart-card{overflow-x:auto}.chart-card svg{width:560px;max-width:none}.roi__copy ul{grid-template-columns:1fr}.reference-card{flex-basis:calc(100% - 74px)}.reference-card figcaption .reference-card__spec-main{white-space:normal}.references__arrow{width:48px;height:48px}.process__steps{grid-template-columns:1fr;gap:28px}.process__steps li{display:grid;grid-template-columns:58px 1fr;column-gap:20px;text-align:left}.step__marker{grid-row:1/4;margin:0}.process__steps h3{margin-top:7px}.final-cta__grid{align-items:flex-start;flex-direction:column}.footer__main{grid-template-columns:1fr;gap:34px}.footer__bottom{flex-direction:column;gap:8px}.mobile-cta{position:fixed;z-index:50;inset:auto 0 0;display:grid;grid-template-columns:.7fr 1.3fr;gap:8px;padding:9px 12px;background:rgba(7,20,36,.98);box-shadow:0 -6px 24px rgba(0,0,0,.22)}.mobile-cta a{display:grid;place-items:center;min-height:47px;border:1px solid rgba(255,255,255,.2);border-radius:4px;color:var(--white);text-decoration:none;font-size:.78rem;font-weight:800}.mobile-cta a:last-child{border-color:var(--teal);background:var(--teal)}}
@media(max-width:500px){.hero{padding-top:105px}.hero__rail{grid-template-columns:1fr}.hero__rail article{border-right:0;border-bottom:1px solid var(--line)!important}.hero__rail article:last-child{border-bottom:0!important}.lead-card{padding-inline:21px}.offer__grid{grid-template-columns:1fr}.roi__scale{gap:8px}.reference-card{flex-basis:calc(100% - 36px)}.references__viewport{--reference-gap:14px}.reference-card figcaption{padding:22px;min-height:150px}.references__arrow--prev{left:10px}.references__arrow--next{right:10px}}

/* Landing page refinement */
.hero{min-height:0;padding:160px 0 86px}
h1{max-width:740px;font-size:clamp(2.78rem,4.35vw,4.18rem);line-height:1.09;letter-spacing:-.052em}
.hero__checks{gap:10px}
.hero__checks strong{color:var(--white);font-weight:800}
.lead-card>p strong{color:var(--ink)}
.section{padding:clamp(68px,7vw,102px) 0}
.section-heading{margin-bottom:44px}
.section-action{margin-top:30px}
.section-action--process{margin-top:42px}
.offer__grid article{min-height:320px}
.offer-icon{margin-bottom:38px}
.offer__grid h3{line-height:1.18}
.hupx__facts span{min-height:2.7em;font-size:.56rem;line-height:1.35;letter-spacing:.08em}
.hupx__facts strong{margin-top:14px}
.roi__note{display:grid;gap:5px;margin-top:28px;padding:17px 19px;border-left:3px solid var(--teal);background:var(--paper)}
.roi__note span{color:var(--muted);font-size:.66rem}
.roi__note strong{color:var(--navy);font-size:.82rem}
.roi__claim{max-width:390px;margin:-5px 0 18px;color:var(--navy);font-size:clamp(1.4rem,2.5vw,2.15rem);line-height:1.12;letter-spacing:-.035em}
.advantages{padding:clamp(72px,7vw,105px) 0}
.advantages__lead{max-width:760px;margin:28px 0 46px}
.references.section{padding:70px 0}
.references__intro{margin-bottom:40px}
.step__marker,.step__start{position:relative;z-index:1;height:54px;margin:0 auto 30px;background:var(--white);box-shadow:0 0 0 8px var(--white)}
.step__start{display:flex;align-items:center;justify-content:center;gap:9px;width:132px;border-radius:28px;background:var(--teal);color:var(--white);text-decoration:none;transition:transform .2s ease,background .2s ease}
.step__start:hover,.step__start:focus-visible{background:var(--teal-dark);transform:translateY(-2px)}
.process__steps .step__start span{color:inherit;font-size:1rem;letter-spacing:0}
.step__start small{font-size:.66rem;font-weight:800;white-space:nowrap}
.process__steps li>div>span{color:var(--teal-dark);font-size:.62rem;font-weight:800;letter-spacing:.13em}
.final-cta__grid>div{min-width:0}
.final-cta h2{overflow-wrap:anywhere}

@media(max-width:1080px){.hero{padding-bottom:76px}.hero__grid{gap:40px}}
@media(max-width:820px){.section{padding:64px 0}.hero{padding:112px 0 62px}h1{font-size:clamp(2.3rem,10vw,3.5rem)}.section-heading,.references__intro{margin-bottom:34px}.references.section{padding:60px 0}.process__steps li:first-child{grid-template-columns:132px 1fr}.step__start{grid-row:1/4;margin:0}}
@media(max-width:500px){.hero{padding:101px 0 56px}h1{font-size:clamp(2.15rem,9.8vw,3.05rem)}.section{padding:58px 0}.references.section{padding:56px 0}.process__steps li:first-child{grid-template-columns:112px 1fr}.step__start{width:108px;gap:6px}.step__start small{font-size:.59rem}}