:root {
	--ink: #0a2541;
	--forest: #061b35;
	--brand-cyan: #00a9dc;
	--brand-orange: #f15b2a;
	--paper: #f3f6f8;
	--white: #ffffff;
	--line: rgba(10, 37, 65, .19);
	--sans: 'DM Sans', 'Avenir Next', sans-serif;
	--display: 'Space Grotesk', 'Avenir Next', sans-serif;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
html { scroll-behavior: smooth; }
body { margin: 0; display: flex; flex-direction: column; height: 100vh; height: 100dvh; overflow: hidden; position: relative; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.55; }
main { flex: 1 1 auto; overflow-y: auto; -webkit-overflow-scrolling: touch; scroll-behavior: smooth; position: relative; }
.site-footer { flex-shrink: 0; }
a { color: inherit; text-decoration: none; }
a:focus-visible, summary:focus-visible { outline: 3px solid #f07b55; outline-offset: 4px; }
.wrap { width: min(1180px, calc(100% - 64px)); margin-inline: auto; }
.site-header { position: absolute; z-index: 5; top: 0; left: 0; display: flex; width: 100%; height: 92px; align-items: center; justify-content: space-between; padding-inline: max(32px, calc((100vw - 1320px) / 2)); color: white; }
.site-header--solid { position: relative; background: var(--paper); color: var(--ink); }
.site-header--scrolled { background: rgba(6, 27, 53, .92); backdrop-filter: blur(6px); transition: background-color .2s ease; }
.site-header--solid.site-header--scrolled { background: rgba(243, 246, 248, .96); }
.brand-icon { display: block; width: 40px; height: 40px; overflow: hidden; border-radius: 8px; }
.brand-icon img { display: block; width: 100%; height: 100%; object-fit: cover; }
.brand-icon--footer { width: 34px; height: 34px; }
.desktop-nav { display: flex; align-items: center; gap: 34px; font-size: 14px; font-weight: 600; }
.desktop-nav a:not(.nav-cta), .site-footer__inner > a:last-child { transition: opacity .18s ease; }
.desktop-nav a:not(.nav-cta):hover, .site-footer__inner > a:last-child:hover { opacity: .72; }
.nav-cta { border: 1px solid rgba(255,255,255,.55); padding: 11px 15px; }
.desktop-nav--dark .nav-cta { border-color: var(--line); }
.nav-cta span, .site-footer__inner > a:last-child span { margin-left: 10px; color: var(--brand-orange); }
.mobile-nav { display: none; }
.hero { position: relative; display: flex; min-height: min(760px, 88svh); align-items: center; overflow: hidden; background: var(--forest); color: white; }
.hero__image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 52%; }
.hero__shade { position: absolute; inset: 0; background: rgba(6, 27, 53, .58); }
.hero__content { position: relative; z-index: 1; padding-top: 78px; padding-bottom: 82px; animation: enter .7s ease-out both; }
.eyebrow { display: flex; align-items: center; gap: 12px; margin: 0 0 24px; color: #53675b; font-size: 12px; font-weight: 700; letter-spacing: 1.1px; text-transform: uppercase; }
.eyebrow--light { color: rgba(255,255,255,.83); }
.eyebrow__line { width: 30px; height: 1px; background: currentColor; }
.hero h1 { max-width: 790px; margin: 0; font-family: var(--display); font-size: 88px; font-weight: 600; line-height: .98; letter-spacing: 0; }
.hero__period { color: var(--brand-cyan); }
.hero__lede { max-width: 620px; margin: 25px 0 0; font-family: var(--display); font-size: 28px; font-weight: 500; line-height: 1.25; }
.hero__detail { max-width: 545px; margin: 18px 0 28px; color: rgba(255,255,255,.82); font-size: 16px; }
.hero__call-list { display: flex; flex-wrap: wrap; gap: 8px 24px; margin: 0 0 28px; padding: 0; list-style: none; font-size: 15px; font-weight: 600; }
.hero__call-list a { border-bottom: 1px solid rgba(255,255,255,.5); color: var(--brand-cyan); }
.hero__call-list a:hover { border-bottom-color: var(--brand-cyan); }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 28px; padding: 0 18px; font-size: 14px; font-weight: 700; transition: transform .18s ease, background-color .18s ease; }
.button:hover { transform: translateY(-2px); }
.button--brand { background: var(--brand-cyan); color: var(--forest); }
.button--brand:hover { background: #41c4e9; }
.hero__scroll { position: absolute; z-index: 1; right: max(32px, calc((100vw - 1320px) / 2)); bottom: 36px; display: flex; align-items: center; gap: 18px; color: rgba(255,255,255,.86); font-size: 12px; font-weight: 600; text-transform: uppercase; }
.hero__scroll span:last-child { display: grid; width: 34px; height: 34px; place-items: center; border: 1px solid rgba(255,255,255,.5); border-radius: 50%; font-size: 17px; }
.hero--division { min-height: 700px; }
.hero--division .hero__image { object-position: center 46%; }
.hvac-brand-banner, .brand-banner { display: flex; justify-content: center; padding: 32px 20px; background: var(--forest); }
.hvac-brand-banner img, .brand-banner img { display: block; width: min(100%, 851px); height: auto; }
.hvac-services { background: var(--white); }
.hvac-services__intro { max-width: 760px; }
.hvac-services__intro h2 { max-width: 700px; }
.hvac-services__intro > p:last-child { max-width: 640px; margin: 18px 0 0; color: #52657a; font-size: 17px; }
.hvac-service-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 64px; margin-top: 48px; }
.hvac-service { padding: 24px 0 20px; border-top: 1px solid var(--line); }
.hvac-service > span { color: var(--brand-orange); font-family: var(--display); font-size: 13px; font-weight: 700; }
.hvac-service h3 { margin: 8px 0 12px; font-family: var(--display); font-size: 23px; font-weight: 600; line-height: 1.2; }
.hvac-service ul { margin: 0; padding-left: 18px; color: #52657a; font-size: 15px; }
.hvac-service li + li { margin-top: 6px; }
.hvac-services__note { margin: 26px 0 0; color: #66778a; font-size: 13px; }
.section-pad { padding-block: 106px; }
.division-intro { background: var(--paper); }
.division-intro__top { display: grid; grid-template-columns: 1.25fr .75fr; align-items: end; gap: 60px; }
h2 { margin: 0; font-family: var(--display); font-size: 48px; font-weight: 500; line-height: 1.08; letter-spacing: 0; }
.section-copy { max-width: 370px; margin: 0 0 4px; color: #526057; font-size: 17px; }
.division-row { display: grid; grid-template-columns: 72px 1fr 50px; align-items: center; gap: 24px; margin-top: 58px; padding-block: 26px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.division-row__number { align-self: start; color: #78877d; font-family: var(--display); font-size: 14px; }
.division-row__name h3 { margin: 0; font-family: var(--display); font-size: 27px; font-weight: 600; }
.division-row__name p { margin: 4px 0 0; color: #66736a; font-size: 15px; }
.round-link { display: grid; width: 46px; height: 46px; place-items: center; border: 1px solid var(--line); border-radius: 50%; font-size: 20px; transition: background-color .18s ease, color .18s ease; }
.round-link:hover { background: var(--forest); color: white; }
.approach { background: var(--forest); color: white; }
.approach__grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 94px; }
.approach h2 { max-width: 540px; }
.approach__text { max-width: 450px; padding-top: 42px; color: rgba(255,255,255,.82); }
.approach__text p { margin: 0 0 18px; }
.text-link { display: inline-flex; align-items: center; gap: 13px; margin-top: 14px; padding-bottom: 5px; border-bottom: 1px solid currentColor; color: var(--brand-cyan); font-size: 14px; font-weight: 700; }
.text-link span { font-size: 18px; transition: transform .18s ease; }
.text-link:hover span { transform: translateX(3px); }
.hvac-details { background: var(--paper); }
.hvac-details__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; }
.hvac-details h2 { font-size: 44px; }
.hvac-details__copy > p { max-width: 520px; margin: 4px 0 32px; color: #526057; font-size: 17px; }
.discipline-list { border-top: 1px solid var(--line); }
.discipline-list > div { display: grid; grid-template-columns: 50px 1fr; align-items: center; padding-block: 16px; border-bottom: 1px solid var(--line); }
.discipline-list span { color: #78877d; font-size: 12px; }
.discipline-list h3 { margin: 0; font-family: var(--display); font-size: 21px; font-weight: 500; }
.city-call-list { display: flex; gap: 32px; margin: 28px 0 0; padding: 0; list-style: none; }
.city-call-list li { display: flex; flex-direction: column; gap: 4px; }
.city-call-list h3 { margin: 0; font-family: var(--display); font-size: 16px; font-weight: 600; }
.city-call-list a { color: var(--brand-orange); font-size: 15px; font-weight: 700; }
.footer-call-list { display: flex; flex-wrap: wrap; gap: 6px 20px; margin: 0; padding: 0; list-style: none; order: 2; font-size: 13px; }
.footer-call-list a { font-weight: 700; color: var(--forest); }
.division-close { padding-block: 86px; background: var(--brand-cyan); }
.division-close h2 { max-width: 650px; margin-bottom: 18px; }
.division-close .eyebrow { color: var(--forest); }
.division-close .text-link { color: var(--forest); }
.site-footer { background: var(--paper); }
.site-footer__inner { display: flex; min-height: 100px; align-items: center; justify-content: space-between; gap: 24px; }
.site-footer__inner p { margin: 0; color: #647168; font-size: 13px; }
.site-footer__inner > a:last-child { font-size: 13px; font-weight: 700; }
@keyframes enter { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; } }
@media (max-width: 760px) {
	.wrap { width: calc(100% - 40px); }
	.site-header { height: 74px; padding-inline: 20px; }
	.desktop-nav { display: none; }
	.mobile-nav { position: relative; display: block; }
	.mobile-nav summary { display: flex; width: 42px; height: 42px; flex-direction: column; align-items: center; justify-content: center; gap: 6px; list-style: none; cursor: pointer; }
	.mobile-nav summary::-webkit-details-marker { display: none; }
	.mobile-nav summary span { width: 20px; height: 1px; background: currentColor; }
	.mobile-nav nav { position: absolute; top: 49px; right: 0; display: grid; min-width: 190px; gap: 0; padding: 8px; background: var(--white); color: var(--ink); box-shadow: 0 12px 32px rgba(13, 30, 22, .18); }
	.mobile-nav nav a { padding: 12px; font-size: 14px; }
	.hero { min-height: 660px; min-height: min(760px, 88svh); align-items: end; }
	.hero__image { object-position: 58% center; }
	.hero__shade { background: rgba(6, 27, 53, .68); }
	.hero__content { padding-top: 100px; padding-bottom: 110px; }
	.hero h1 { font-size: 60px; }
	.hero__lede { max-width: 460px; margin-top: 20px; font-size: 24px; }
	.hero__detail { max-width: 460px; font-size: 15px; }
	.hero__scroll { right: 20px; bottom: 24px; }
	.section-pad { padding-block: 74px; }
	.division-intro__top, .approach__grid, .hvac-details__grid { grid-template-columns: 1fr; gap: 28px; }
	.hvac-service-grid { grid-template-columns: 1fr; margin-top: 32px; }
	h2 { font-size: 37px; }
	.section-copy { max-width: 470px; }
	.division-row { grid-template-columns: 36px 1fr 46px; gap: 12px; margin-top: 38px; }
	.division-row__name h3 { font-size: 22px; }
	.division-row__name p { font-size: 13px; }
	.approach__text { padding-top: 4px; }
	.hvac-details h2 { font-size: 36px; }
	.division-close { padding-block: 68px; }
	.site-footer__inner { min-height: 0; flex-wrap: wrap; padding-block: 26px; }
	.site-footer__inner p { order: 3; width: 100%; }
	.city-call-list { flex-wrap: wrap; gap: 20px; }
}
@media (max-width: 380px) {
	.hero h1 { font-size: 52px; }
	.hero__lede { font-size: 21px; }
	.button { gap: 14px; padding-inline: 13px; font-size: 13px; }
}