:root{--ink:#102231;--navy:#0b3558;--blue:#087fc9;--cyan:#27b6e6;--orange:#f17b22;--gold:#f5a623;--cream:#fff7ef;--ice:#f2f8fb;--muted:#62717c;--line:#dce5ea;--white:#fff;--shadow:0 22px 55px rgba(8,35,56,.13);--shadow-sm:0 10px 30px rgba(8,35,56,.08);--radius:22px;--max:1220px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff;line-height:1.65}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}.container{width:min(var(--max),calc(100% - 40px));margin:auto}.skip{position:absolute;left:-9999px}.skip:focus{left:15px;top:15px;background:#fff;padding:10px;z-index:9999}
.topbar{background:var(--navy);color:#e8f3f8;font-size:.82rem}.topbar .container{display:flex;justify-content:space-between;align-items:center;min-height:38px;gap:20px}.topbar strong{color:#fff}.topbar a{color:#fff;font-weight:800}
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.97);backdrop-filter:blur(16px);border-bottom:1px solid rgba(16,34,49,.08)}.nav{min-height:92px;display:flex;align-items:center;gap:28px}.logo{width:250px;height:auto;max-height:76px;object-fit:contain;object-position:left center}.nav-links{display:flex;gap:22px;align-items:center;margin-left:auto}.nav-links>a{font-weight:750;font-size:.91rem;color:#233744}.nav-links>a:not(.call-btn):hover{color:var(--blue)}.call-btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;background:linear-gradient(135deg,var(--orange),#df5e12);color:#fff;padding:13px 21px;border-radius:8px;font-weight:900;box-shadow:0 10px 24px rgba(241,123,34,.24);white-space:nowrap;border:0}.call-btn:hover{transform:translateY(-1px);box-shadow:0 14px 30px rgba(241,123,34,.3)}.phone{font-weight:850;color:var(--navy)}.menu-btn{display:none;background:#fff;border:1px solid var(--line);padding:10px 12px;border-radius:10px;font-size:1.2rem}
.hero{position:relative;padding:72px 0 90px;overflow:hidden;background:linear-gradient(110deg,#eef8fb 0%,#fff 58%,#fff6ed 100%)}.hero:after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;right:-180px;top:-170px;background:rgba(39,182,230,.12)}.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;position:relative;z-index:1}.eyebrow{text-transform:uppercase;letter-spacing:.15em;color:var(--blue);font-size:.74rem;font-weight:950}.hero h1{font-size:clamp(2.6rem,5vw,4.9rem);line-height:.98;margin:14px 0 22px;letter-spacing:-.055em;max-width:720px}.hero p{font-size:1.1rem;color:#52636f;max-width:690px}.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:28px}.secondary-btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 20px;border:1px solid var(--navy);border-radius:8px;font-weight:850;color:var(--navy);background:#fff}.hero-media{position:relative}.hero-media:before{content:"";position:absolute;inset:18px -18px -18px 18px;background:linear-gradient(135deg,var(--cyan),var(--orange));border-radius:30px;opacity:.18}.hero-media img{position:relative;width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:26px;box-shadow:var(--shadow)}.media-note{position:absolute;left:20px;bottom:20px;background:rgba(11,53,88,.92);color:#fff;padding:11px 15px;border-radius:10px;font-size:.8rem;font-weight:800}.notice{background:#fff4e9;border-left:4px solid var(--orange);padding:16px 18px;border-radius:8px;color:#5b4b3d}
.section{padding:88px 0}.section.alt{background:#f6fafc}.section.dark{background:var(--navy);color:#fff}.section.warm{background:#fff7ef}.section-head{max-width:800px;margin-bottom:40px}.section-head.center{margin-left:auto;margin-right:auto;text-align:center}.section-head h2{font-size:clamp(2rem,3.5vw,3.35rem);line-height:1.03;margin:9px 0 15px;letter-spacing:-.04em}.section-head p{color:var(--muted);margin:0}.dark .section-head p{color:#c9d9e3}.grid{display:grid;gap:22px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}
.card{border:1px solid var(--line);background:#fff;border-radius:16px;padding:25px;box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#b9d5e2}.card h3{margin:0 0 9px;font-size:1.14rem}.card p{margin:0;color:var(--muted);font-size:.95rem}.card-link{display:inline-block;margin-top:16px;color:var(--blue);font-weight:850}.photo-card{padding:0;overflow:hidden}.photo-card img{width:100%;height:210px;object-fit:cover}.photo-card .inner{padding:21px}.service-card{padding:0;overflow:hidden}.service-card img{height:205px;width:100%;object-fit:cover}.service-card .inner{padding:21px}.service-card .service-icon{display:inline-flex;margin-bottom:12px;background:#eaf7fb;color:var(--blue);padding:7px 10px;border-radius:999px;font-size:.72rem;font-weight:900;text-transform:uppercase;letter-spacing:.08em}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#fff;box-shadow:var(--shadow-sm)}.step{position:relative;padding:34px;border-right:1px solid var(--line)}.step:last-child{border-right:0}.step-num{width:45px;height:45px;border-radius:50%;display:grid;place-items:center;background:var(--navy);color:#fff;font-weight:950;margin-bottom:19px}.step h3{margin:0 0 7px}.step p{margin:0;color:var(--muted)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:24px;box-shadow:var(--shadow)}.feature-list{display:grid;gap:14px;margin-top:25px}.feature{display:flex;gap:13px;align-items:flex-start}.feature-mark{flex:0 0 32px;height:32px;border-radius:50%;background:#e9f7fb;color:var(--blue);display:grid;place-items:center;font-weight:950}.feature strong{display:block}.feature p{margin:2px 0 0;color:var(--muted);font-size:.92rem}
.problem-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:stretch}.problem-panel{background:#102f49;color:#fff;border-radius:24px;padding:38px;position:relative;overflow:hidden}.problem-panel:after{content:"";position:absolute;width:230px;height:230px;border:34px solid rgba(39,182,230,.18);border-radius:50%;right:-80px;bottom:-100px}.problem-panel p{color:#cbdce6}.problem-links{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;position:relative;z-index:1}.problem-links a{padding:13px 14px;border:1px solid rgba(255,255,255,.16);border-radius:9px;background:rgba(255,255,255,.05);font-weight:750}.problem-links a:hover{background:rgba(255,255,255,.1)}
.location-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.location-strip a{padding:16px 14px;border:1px solid var(--line);border-radius:10px;background:#fff;font-weight:800;text-align:center}.location-strip a:hover{border-color:var(--blue);color:var(--blue)}
.cta-band{background:linear-gradient(120deg,#0b3558,#124f78);color:#fff;border-radius:25px;padding:45px;display:flex;justify-content:space-between;gap:25px;align-items:center;box-shadow:var(--shadow)}.cta-band p{color:#d7e6ee;margin:8px 0 0}.cta-band h2{margin:0;font-size:clamp(1.8rem,3vw,2.75rem);line-height:1.08}.cta-band .call-btn{background:#fff;color:var(--navy);box-shadow:none}
.faq details{border-top:1px solid var(--line);padding:19px 0}.faq details:last-child{border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;font-weight:850}.faq p{color:var(--muted);margin:10px 0 0}.breadcrumbs{padding:18px 0 0;font-size:.84rem;color:var(--muted)}.breadcrumbs a{color:var(--blue);font-weight:750}
.page-hero{padding:42px 0 64px;background:linear-gradient(110deg,#f2f8fb,#fff 65%,#fff7ef)}.page-hero .container{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}.page-hero h1{font-size:clamp(2.25rem,4.6vw,4.25rem);line-height:1.02;margin:10px 0 17px;letter-spacing:-.045em}.page-hero p{max-width:760px;color:var(--muted);font-size:1.07rem}.page-hero .hero-visual{position:relative}.page-hero .hero-visual img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:24px;box-shadow:var(--shadow)}.page-hero .hero-visual:after{content:"";position:absolute;right:-12px;bottom:-12px;width:55%;height:55%;background:linear-gradient(135deg,var(--cyan),var(--orange));opacity:.13;border-radius:22px;z-index:-1}.prose{max-width:880px}.prose h2{font-size:1.9rem;margin-top:45px;line-height:1.12}.prose h3{font-size:1.3rem;margin-top:30px}.prose p,.prose li{color:#4f5e69}.prose ul{padding-left:22px}.service-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.service-list a{padding:15px 17px;border:1px solid var(--line);border-radius:12px;background:#fff;font-weight:780;box-shadow:0 5px 18px rgba(8,35,56,.04)}.service-list a:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}
.map-box{border-radius:24px;background:linear-gradient(135deg,#e7f4f7,#fff4e9);min-height:310px;position:relative;overflow:hidden;border:1px solid var(--line)}.map-box:before{content:"";position:absolute;inset:0;background:linear-gradient(25deg,transparent 48%,rgba(8,127,201,.13) 49%,rgba(8,127,201,.13) 52%,transparent 53%),linear-gradient(110deg,transparent 42%,rgba(18,59,99,.08) 43%,rgba(18,59,99,.08) 45%,transparent 46%)}.map-label{position:absolute;left:28px;top:24px;background:#fff;border-radius:10px;padding:10px 14px;font-weight:850;box-shadow:0 8px 25px rgba(0,0,0,.08)}.map-dots{position:absolute;inset:70px 40px 35px;display:flex;flex-wrap:wrap;gap:14px;align-content:center;justify-content:center}.map-dots span{background:var(--navy);color:#fff;border-radius:999px;padding:8px 12px;font-size:.78rem;font-weight:800}.table-like{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.pill{display:inline-block;background:#eaf7fb;color:var(--navy);padding:6px 10px;border-radius:999px;font-size:.75rem;font-weight:800}
.footer{background:#071c2b;color:#dbe6ec;margin-top:70px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.8fr;gap:36px;padding:62px 0 40px}.footer-brand img{width:235px;background:#fff;border-radius:10px;padding:3px;margin-bottom:16px}.footer h3{color:#fff;font-size:1rem;margin:0 0 13px}.footer-links{display:grid;gap:7px;font-size:.9rem}.footer a:hover{color:#fff}.disclaimer{border-top:1px solid rgba(255,255,255,.15);padding:25px 0 35px;font-size:.78rem;color:#aebdc6;white-space:pre-line}.copyright{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;font-size:.8rem;color:#8fa0aa}.mobile-call{display:none}.article-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.article{border:1px solid var(--line);border-radius:18px;padding:25px;background:#fff;box-shadow:var(--shadow-sm)}.article h3{margin:0 0 8px}.article p{color:var(--muted);margin:0}.tag{font-size:.73rem;font-weight:900;color:var(--orange);text-transform:uppercase;letter-spacing:.08em}.toc{border:1px solid var(--line);border-radius:18px;padding:20px;background:#fafcfd}.toc a{display:block;color:var(--blue);font-weight:700;margin:6px 0}.notfound{text-align:center;padding:100px 0}.notfound h1{font-size:5rem;margin:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:1050px){.nav-links{display:none}.menu-btn{display:block;margin-left:auto}.nav.open .nav-links{display:flex;position:absolute;top:92px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:18px;flex-direction:column;align-items:stretch}.hero-grid,.page-hero .container,.split,.problem-grid{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,1fr)}.location-strip{grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.page-hero .hero-visual{order:2}.page-hero .hero-copy{order:1}}
@media(max-width:700px){body{padding-bottom:72px}.container{width:min(var(--max),calc(100% - 28px))}.topbar .container{min-height:34px}.topbar .container span:first-child{display:none}.nav{min-height:74px}.logo{width:205px;max-height:62px}.hero{padding:52px 0 64px}.hero h1{font-size:2.55rem}.hero p{font-size:1rem}.hero-media:before{inset:10px -10px -10px 10px}.section{padding:62px 0}.grid-3,.grid-4,.steps,.service-list,.table-like,.article-list{grid-template-columns:1fr}.location-strip{grid-template-columns:repeat(2,1fr)}.step{border-right:0;border-bottom:1px solid var(--line)}.step:last-child{border-bottom:0}.cta-band{padding:30px;display:block}.cta-band .call-btn{margin-top:20px;width:100%}.footer-grid{grid-template-columns:1fr;padding-top:44px}.mobile-call{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:1200;background:var(--navy);padding:9px 10px calc(9px + env(safe-area-inset-bottom));gap:8px}.mobile-call a{flex:1;text-align:center;padding:12px 8px;border-radius:9px;background:var(--orange);color:#fff;font-weight:900}.mobile-call .phone-text{background:#fff;color:var(--navy)}.page-hero{padding:30px 0 46px}.page-hero h1{font-size:2.45rem}.page-hero .container{gap:28px}.page-hero .hero-visual img{aspect-ratio:1/1}.hero-actions{flex-direction:column}.hero-actions>*{width:100%}.split-media{order:-1}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}


/* Mega navigation */
.brand-link{display:flex;align-items:center;flex:0 0 auto}.nav-dropdown{position:relative;display:flex;align-items:center}.nav-dropdown-toggle{appearance:none;background:transparent;border:0;color:#233744;font:inherit;font-size:.91rem;font-weight:750;padding:12px 0;cursor:pointer;display:inline-flex;align-items:center;gap:7px}.nav-dropdown-toggle:hover,.nav-dropdown.open>.nav-dropdown-toggle{color:var(--blue)}.chevron{width:7px;height:7px;border-right:1.8px solid currentColor;border-bottom:1.8px solid currentColor;transform:rotate(45deg);margin-top:-4px;transition:transform .18s ease}.nav-dropdown.open .chevron{transform:rotate(225deg);margin-top:3px}.mega-menu{position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(8px);width:min(980px,calc(100vw - 40px));background:#fff;border:1px solid rgba(16,34,49,.09);border-radius:18px;box-shadow:0 24px 60px rgba(8,35,56,.18);padding:26px;display:grid;grid-template-columns:220px 1fr;gap:28px;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .16s ease,transform .16s ease,visibility .16s ease;z-index:1100}.nav-dropdown:hover>.mega-menu,.nav-dropdown.open>.mega-menu{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}.services-menu{width:min(1080px,calc(100vw - 40px))}.mega-intro{padding:4px 10px 4px 2px;border-right:1px solid var(--line)}.mega-kicker{display:block;color:var(--orange);font-size:.68rem;font-weight:950;letter-spacing:.14em;text-transform:uppercase;margin-bottom:8px}.mega-intro strong{display:block;color:var(--navy);font-size:1.15rem;line-height:1.2;margin-bottom:9px}.mega-intro p{color:var(--muted);font-size:.83rem;line-height:1.55;margin:0 0 14px}.mega-view-all{color:var(--blue);font-size:.82rem;font-weight:900}.mega-columns,.area-columns{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:22px}.area-columns{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:34px}.problems-columns{grid-template-columns:repeat(3,minmax(0,1fr))}.mega-col h3{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--navy);margin:2px 0 9px}.mega-col a{display:block;padding:5px 0;color:#435562;font-size:.82rem;line-height:1.35;font-weight:650}.mega-col a:hover{color:var(--blue);padding-left:3px}.areas-menu{width:min(820px,calc(100vw - 40px))}.problems-menu{width:min(900px,calc(100vw - 40px))}
@media (min-width:981px){.nav-dropdown:focus-within>.mega-menu{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}.nav-dropdown:focus-within .chevron{transform:rotate(225deg);margin-top:3px}}
@media (max-width:1100px) and (min-width:981px){.nav{gap:16px}.nav-links{gap:13px}.nav-links>a,.nav-dropdown-toggle{font-size:.82rem}.logo{width:215px}.mega-menu{grid-template-columns:190px 1fr}.mega-columns{gap:12px}}
@media (max-width:980px){.site-header{z-index:1200}.nav{min-height:78px}.logo{width:205px;max-height:64px}.menu-btn{margin-left:auto;display:flex;width:46px;height:42px;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer}.menu-btn span{display:block;width:21px;height:2px;background:var(--navy);border-radius:3px;transition:transform .18s ease,opacity .18s ease}.menu-btn[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}.menu-btn[aria-expanded="true"] span:nth-child(2){opacity:0}.menu-btn[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.nav-links{position:absolute;left:20px;right:20px;top:calc(100% + 8px);margin:0;display:flex;flex-direction:column;align-items:stretch;gap:0;background:#fff;border:1px solid var(--line);border-radius:18px;padding:10px;box-shadow:0 24px 55px rgba(8,35,56,.16);max-height:calc(100vh - 100px);overflow:auto;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-8px);transition:opacity .18s ease,transform .18s ease,visibility .18s ease}.nav-links.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0)}.nav-links>a,.nav-dropdown-toggle{width:100%;min-height:48px;padding:13px 12px;border-radius:10px;font-size:.95rem}.nav-links>a:hover,.nav-dropdown-toggle:hover{background:#f4fafc}.nav-dropdown{display:block}.nav-dropdown-toggle{justify-content:space-between;text-align:left}.nav-dropdown>.mega-menu{position:static;transform:none!important;width:auto;display:none;opacity:1;visibility:visible;pointer-events:auto;box-shadow:none;border:0;border-top:1px solid var(--line);border-radius:0;padding:12px 8px 8px;margin:0 4px;background:#f8fbfc;grid-template-columns:1fr;gap:14px}.nav-dropdown.open>.mega-menu{display:grid}.mega-intro{border-right:0;border-bottom:1px solid var(--line);padding:4px 8px 14px}.mega-intro p{margin-bottom:8px}.mega-columns,.area-columns,.problems-columns{grid-template-columns:1fr 1fr;gap:4px 18px}.mega-col h3{padding:8px 6px 3px}.mega-col a{padding:7px 6px;font-size:.86rem}.nav-links>.call-btn{margin-top:9px;text-align:center}.areas-menu,.problems-menu,.services-menu{width:auto}}
@media (max-width:560px){.container{width:min(var(--max),calc(100% - 28px))}.nav{gap:10px}.logo{width:180px}.nav-links{left:14px;right:14px;top:calc(100% + 6px);max-height:calc(100vh - 88px)}.mega-columns,.area-columns,.problems-columns{grid-template-columns:1fr}.mega-col a{padding:8px 6px}.mega-menu{padding:14px}.mega-intro strong{font-size:1rem}.mega-intro p{font-size:.78rem}}

/* Final UX refinements: stable mega-menu hover bridge and image-led sections */
@media (min-width:981px){
  .nav-dropdown{padding-bottom:10px;margin-bottom:-10px;}
  .nav-dropdown .mega-menu{top:100%;}
  .nav-dropdown .mega-menu::before{content:"";position:absolute;left:0;right:0;top:-12px;height:14px;background:transparent;}
  .nav-dropdown:hover>.mega-menu,.nav-dropdown:focus-within>.mega-menu,.nav-dropdown.open>.mega-menu{pointer-events:auto;}
}
.page-hero .hero-visual img,.hero-media img{aspect-ratio:1 / 1;object-fit:cover;}
.section.dark{position:relative;background-image:linear-gradient(90deg,rgba(7,28,43,.94),rgba(11,53,88,.84)),url("../images/hvac-hero-local.jpg");background-size:cover;background-position:center;}
.section.dark > .container{position:relative;z-index:1;}
.section.warm{background-image:linear-gradient(90deg,rgba(255,247,239,.94),rgba(255,255,255,.88)),url("../images/hvac-hero-local.jpg");background-size:cover;background-position:center;}
@media(max-width:980px){
  .nav-dropdown{padding-bottom:0;margin-bottom:0;}
  .nav-dropdown .mega-menu::before{display:none;}
  .page-hero .hero-visual img,.hero-media img{aspect-ratio:1 / 1;}
}

.image-feature{position:relative;/* background:#f7fbfd url("../images/hvac-hero-local.jpg") right center/42% auto no-repeat;*/}
@media(max-width:980px){.image-feature{background-image:none;}}


/* Final responsive layout and image alignment */
.page-hero .container{min-height:0;align-items:center}
.page-hero .hero-copy{align-self:center}
.page-hero .hero-visual{width:min(100%,560px);justify-self:end}
.hero-media{width:min(100%,600px);justify-self:end}
.hero-media img,.page-hero .hero-visual img{aspect-ratio:1/1;min-height:0;height:auto;object-fit:cover}
.service-card{height:100%;display:flex;flex-direction:column}.service-card .inner{flex:1;display:flex;flex-direction:column}.service-card .card-link{margin-top:auto}
.article-list .article{height:100%}
@media(max-width:1050px){.page-hero .hero-visual,.hero-media{justify-self:stretch;width:100%;max-width:none}.page-hero .hero-visual img,.hero-media img{max-height:none}}
@media(max-width:700px){.hero-grid,.page-hero .container{gap:30px}.hero-media,.page-hero .hero-visual{order:2}.hero-grid>div:first-child,.page-hero .hero-copy{order:1}.hero-media img,.page-hero .hero-visual img{width:100%;aspect-ratio:1/1}.section-head{margin-bottom:30px}.service-card img{height:220px}}