/* Affordable AC & Refrigeration — shared stylesheet
   Palette sampled from the brand banner: ice blue → white spark → ember orange-red */
:root{
  --navy:#0a3a8c;
  --navy-deep:#062455;
  --ice:#0a5fd6;
  --ice-tint:#e8f2fd;
  --ember:#e0430f;
  --ember-text:#c03609;
  --ember-deep:#7a1400;
  --ember-tint:#fdece5;
  --amber:#ffa81d;
  --brand-gradient-soft:linear-gradient(115deg, var(--navy-deep) 0%, var(--navy) 45%, var(--ember-deep) 100%);
  --bg:#f7f8fa;
  --surface:#ffffff;
  --text:#182230;
  --muted:#5c6b7a;
  --border:#e2e7ec;
  --shadow:0 1px 2px rgba(12,37,64,.06),0 6px 18px rgba(12,37,64,.06);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"Work Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.6;-webkit-font-smoothing:antialiased;
}
h1,h2,h3{
  font-family:"Oswald",sans-serif;text-transform:uppercase;letter-spacing:.02em;
  line-height:1.15;margin:0;text-wrap:balance;
}
a{color:inherit;}
img{max-width:100%;height:auto;display:block;}
.wrap{max-width:1120px;margin:0 auto;padding-inline:20px;}
section{padding-block:64px;}
.skip{position:absolute;left:-9999px;top:0;background:#fff;color:var(--navy);padding:10px 14px;z-index:100;}
.skip:focus{left:10px;top:10px;}
:focus-visible{outline:3px solid var(--amber);outline-offset:2px;}

/* ---------- Header ---------- */
header.site{position:sticky;top:0;z-index:50;background:var(--brand-gradient-soft);border-bottom:3px solid var(--amber);}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:10px;}
.brand{display:flex;align-items:center;gap:12px;min-width:0;flex:1 1 auto;text-decoration:none;}
.brand img{width:46px;height:46px;border-radius:50%;flex:none;}
.brand-name{color:#fff;font-family:"Oswald",sans-serif;font-size:15px;font-weight:600;letter-spacing:.02em;line-height:1.25;min-width:0;}
.brand-name small{display:block;color:#9fb4c8;font-family:"Work Sans",sans-serif;text-transform:none;font-size:11px;font-weight:400;letter-spacing:0;}
.header-actions{display:flex;align-items:center;gap:10px;flex:none;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:"Oswald",sans-serif;font-weight:600;text-transform:uppercase;letter-spacing:.03em;font-size:13.5px;
  padding:11px 18px;border-radius:8px;text-decoration:none;border:2px solid transparent;
  cursor:pointer;transition:transform .12s ease, opacity .12s ease;text-align:center;
}
.btn:hover{transform:translateY(-1px);}
.btn-amber{background:var(--amber);color:var(--navy-deep);}
.btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.35);}
.btn-navy{background:var(--navy);color:#fff;}
.btn-ghost{background:transparent;color:var(--navy);border-color:var(--navy);}
@media (max-width:640px){ header.site .btn-outline{display:none;} .brand-name{font-size:13px;} .brand img{width:40px;height:40px;} }
@media (max-width:400px){
  header.site .wrap{gap:10px;}
  .brand-name{font-size:12px;}
  .brand-name small{font-size:9.5px;}
  .brand img{width:36px;height:36px;}
  .header-actions .btn{padding:9px 12px;font-size:11px;gap:5px;}
}

/* ---------- Main navigation ---------- */
nav.mainnav{background:var(--surface);border-bottom:1px solid var(--border);}
nav.mainnav ul{list-style:none;margin:0 auto;padding:0 20px;max-width:1120px;display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;}
nav.mainnav ul::-webkit-scrollbar{display:none;}
nav.mainnav li{flex:none;}
nav.mainnav a{
  display:block;padding:12px 12px;font-family:"Oswald",sans-serif;font-weight:500;font-size:14px;
  letter-spacing:.03em;text-transform:uppercase;color:var(--navy);text-decoration:none;
  border-bottom:3px solid transparent;white-space:nowrap;
}
nav.mainnav a:hover{border-bottom-color:var(--border);}
nav.mainnav a[aria-current="page"]{border-bottom-color:var(--ember);color:var(--navy-deep);}
@media (min-width:1000px){ nav.mainnav ul{justify-content:center;} }
@media (max-width:640px){ nav.mainnav a{font-size:13px;padding:11px 9px;} }

/* ---------- Home hero ---------- */
.hero{background:var(--navy-deep);padding-block:0;}
.hero picture,.hero img{width:100%;display:block;}
.hero img{aspect-ratio:1672/940;}
.hero-tagline{background:var(--brand-gradient-soft);color:#eef4fa;text-align:center;padding-block:34px 40px;}
.hero-tagline h1{color:#fff;font-size:clamp(22px,3.4vw,32px);max-width:46ch;margin:0 auto 18px;}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}

/* ---------- Trust strip ---------- */
.trust-strip{background:var(--surface);border-bottom:1px solid var(--border);}
.trust-strip .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding-block:26px;}
.trust-item{text-align:center;padding-inline:8px;}
.trust-item .num{font-family:"Oswald",sans-serif;font-size:24px;font-weight:700;color:var(--navy);}
.trust-item:nth-child(2) .num,.trust-item:nth-child(4) .num{color:var(--ember);}
.trust-item .label{font-size:12.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;margin-top:2px;}
@media (max-width:760px){ .trust-strip .wrap{grid-template-columns:repeat(2,1fr);} }

/* ---------- Section heads ---------- */
.eyebrow{font-family:"Oswald",sans-serif;font-size:12.5px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--ember-text);margin-bottom:8px;}
.section-head{max-width:64ch;margin-bottom:34px;margin-inline:auto;text-align:center;}
.section-head h2{font-size:clamp(24px,3vw,32px);color:var(--navy);}
.section-head p{color:var(--muted);margin:12px 0 0;}

/* ---------- About (home) ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px;}
.about-grid p{margin:0 0 14px;}
.about-grid p:last-child{margin-bottom:0;}
.services-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{background:var(--ice-tint);color:var(--navy);border:1px solid #cfe6f7;padding:6px 12px;border-radius:999px;font-size:13px;font-weight:500;text-decoration:none;}
a.tag:hover{border-color:var(--navy);}
@media (max-width:760px){ .about-grid{grid-template-columns:1fr;} }

/* ---------- Service cards ---------- */
.services{background:var(--surface);}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.svc-card{
  display:flex;flex-direction:column;background:var(--bg);border:1px solid var(--border);border-radius:12px;
  padding:22px;text-decoration:none;color:var(--text);transition:border-color .12s ease, transform .12s ease;
}
.svc-card:hover{border-color:var(--navy);transform:translateY(-2px);}
.svc-card h3{font-size:18px;color:var(--navy);margin-bottom:8px;}
.svc-card p{margin:0 0 14px;font-size:14.5px;color:var(--muted);flex:1;}
.svc-card .more{font-family:"Oswald",sans-serif;font-weight:600;text-transform:uppercase;font-size:13px;letter-spacing:.04em;color:var(--ember-text);}
@media (max-width:900px){ .svc-grid{grid-template-columns:1fr 1fr;} }
@media (max-width:600px){ .svc-grid{grid-template-columns:1fr;} }

/* ---------- Certifications ---------- */
.certs{background:linear-gradient(115deg, var(--ember-deep) 0%, var(--navy) 55%, var(--navy-deep) 100%);color:#fff;}
.certs .eyebrow{color:var(--amber);}
.certs .section-head h2{color:#fff;}
.cert-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:16px;}
.cert-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:12px;padding:20px;}
.cert-card .k{font-family:"Oswald",sans-serif;font-weight:600;font-size:15.5px;margin-bottom:4px;}
.cert-card .v{font-size:13.5px;color:#c4d2e0;}
.cert-card a{color:#fff;}


/* ---------- Reviews ---------- */
.reviews .section-head{display:flex;flex-direction:column;align-items:center;gap:10px;}
.rating-badge{display:flex;align-items:center;justify-content:center;gap:10px;}
.rating-badge .stars{color:var(--amber);font-size:20px;letter-spacing:2px;}
.rating-badge .num{font-family:"Oswald",sans-serif;font-weight:700;font-size:20px;color:var(--navy);}
.rating-badge .of{color:var(--muted);font-size:13px;}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.review-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:22px;box-shadow:var(--shadow);}
.review-card .stars{color:var(--amber);font-size:14px;letter-spacing:2px;margin-bottom:10px;}
.review-card p.quote{font-style:italic;margin:0 0 14px;font-size:14.5px;}
.review-card .who{font-size:13px;color:var(--muted);font-weight:600;}
.reviews-cta{margin-top:26px;text-align:center;}
@media (max-width:760px){ .review-grid{grid-template-columns:1fr;} }

/* ---------- FAQ ---------- */
.faq{background:var(--surface);}
.faq-list{max-width:76ch;margin-inline:auto;display:flex;flex-direction:column;gap:16px;}
.faq-item{border:1px solid var(--border);border-radius:12px;padding:20px 22px;background:var(--bg);}
.faq-item h3{font-size:16.5px;color:var(--navy);margin-bottom:8px;}
.faq-item p{font-size:14.5px;margin:0;}
.faq-item p + p{margin-top:8px;}

/* ---------- Home: areas + guides teasers ---------- */
.area-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.area-col{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px 22px;}
.area-col h3{font-size:17px;color:var(--navy);margin-bottom:8px;}
.area-col p{margin:0;font-size:14.5px;color:var(--muted);}
.center-cta{text-align:center;margin-top:26px;}
@media (max-width:760px){ .area-cols{grid-template-columns:1fr;} }

/* ---------- Contact ---------- */
.contact{background:linear-gradient(180deg,#eef3f8 0%, var(--bg) 100%);}
.contact-wrap{max-width:56ch;margin-inline:auto;text-align:center;}
.contact-wrap h2{color:var(--navy);font-size:clamp(24px,3vw,32px);}
.contact-wrap p{color:var(--muted);}
.contact-phone{display:inline-flex;flex-direction:column;align-items:center;margin-top:6px;font-family:"Oswald",sans-serif;font-size:26px;font-weight:700;color:var(--ember-text);text-decoration:none;}
.contact-phone span{font-family:"Work Sans",sans-serif;font-size:13px;font-weight:500;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;}
.contact-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-top:28px;}
.contact-actions .btn{font-size:15px;padding:14px 26px;}
@media (max-width:480px){ .contact-actions{flex-direction:column;} .contact-actions .btn{width:100%;} }

/* ---------- Interior pages ---------- */
.crumbs{background:var(--surface);border-bottom:1px solid var(--border);font-size:13px;color:var(--muted);}
.crumbs ol{list-style:none;margin:0 auto;padding:10px 20px;max-width:1120px;display:flex;flex-wrap:wrap;gap:6px;}
.crumbs li + li::before{content:"›";margin-right:6px;color:#9aa8b5;}
.crumbs a{color:var(--navy);text-decoration:none;}
.crumbs a:hover{text-decoration:underline;}
.page-hero{background:var(--brand-gradient-soft);color:#eef4fa;padding-block:44px 48px;}
.page-hero .eyebrow{color:var(--amber);}
.page-hero h1{color:#fff;font-size:clamp(26px,4vw,40px);max-width:24ch;}
.page-hero .lede{font-size:17px;max-width:62ch;margin:14px 0 22px;color:#dce6f0;}
.page-hero .hero-cta{justify-content:flex-start;}
.page-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:44px;padding-block:52px 64px;}
@media (max-width:900px){ .page-grid{grid-template-columns:minmax(0,1fr);gap:32px;} }

.prose{max-width:72ch;font-size:16px;}
.prose > *:first-child{margin-top:0;}
.prose h2{font-size:clamp(21px,2.6vw,26px);color:var(--navy);margin:40px 0 12px;}
.prose h3{font-family:"Work Sans",sans-serif;text-transform:none;letter-spacing:0;font-size:18px;font-weight:700;color:var(--navy-deep);margin:26px 0 8px;}
.prose p{margin:0 0 14px;}
.prose ul,.prose ol{margin:0 0 16px;padding-left:22px;}
.prose li{margin-bottom:7px;}
.prose a{color:var(--navy);font-weight:500;}
.prose strong{color:var(--navy-deep);}
.prose .faq-list{margin-top:8px;}
.prose .faq-item h3{font-family:"Oswald",sans-serif;text-transform:uppercase;letter-spacing:.02em;font-size:16px;margin:0 0 8px;}
.table-wrap{overflow-x:auto;margin:0 0 18px;border:1px solid var(--border);border-radius:10px;background:var(--surface);}
.prose table{border-collapse:collapse;width:100%;font-size:14.5px;min-width:440px;}
.prose th,.prose td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--border);vertical-align:top;}
.prose th{background:var(--ice-tint);color:var(--navy-deep);font-weight:600;}
.prose tr:last-child td{border-bottom:none;}
.callout{border-left:4px solid var(--ember);background:var(--ember-tint);padding:14px 18px;border-radius:0 10px 10px 0;margin:0 0 18px;}
.callout p:last-child{margin-bottom:0;}
.callout.info{border-left-color:var(--navy);background:var(--ice-tint);}
.quote-inline{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px 22px;margin:26px 0;box-shadow:var(--shadow);}
.quote-inline .stars{color:var(--amber);letter-spacing:2px;font-size:14px;}
.quote-inline p{font-style:italic;margin:8px 0;}
.quote-inline .who{font-size:13px;color:var(--muted);font-weight:600;font-style:normal;}
.byline{font-size:13.5px;color:var(--muted);margin:0 0 22px;padding-bottom:16px;border-bottom:1px solid var(--border);}

aside.side{display:flex;flex-direction:column;gap:18px;}
.side-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px 22px;box-shadow:var(--shadow);}
.side-card h2{font-size:17px;color:var(--navy);margin-bottom:10px;}
.side-card p{font-size:14.5px;color:var(--muted);margin:0 0 14px;}
.side-card .btn{width:100%;margin-bottom:10px;}
.side-card ul{list-style:none;margin:0;padding:0;}
.side-card li{border-top:1px solid var(--border);}
.side-card li:first-child{border-top:none;}
.side-card li a{display:block;padding:9px 0;color:var(--navy);text-decoration:none;font-size:14.5px;font-weight:500;}
.side-card li a:hover{text-decoration:underline;}
.side-card li a[aria-current="page"]{color:var(--ember-text);}
.side-cta{background:var(--brand-gradient-soft);color:#fff;border:none;}
.side-cta h2{color:#fff;}
.side-cta p{color:#dce6f0;}
@media (min-width:901px){ .side-cta{position:sticky;top:90px;} }

.guide-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
@media (max-width:700px){ .guide-list{grid-template-columns:1fr;} }

/* ---------- Footer ---------- */
footer.site{background:var(--brand-gradient-soft);color:#c9d6e2;padding-block:40px 30px;}
.footer-cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px;font-size:14px;}
.footer-cols h2{font-size:14px;color:#fff;letter-spacing:.08em;margin-bottom:10px;}
.footer-cols ul{list-style:none;margin:0;padding:0;}
.footer-cols li{margin-bottom:7px;}
.footer-cols p{margin:0 0 8px;}
footer.site a{color:#e3ecf5;text-decoration:underline;text-decoration-color:rgba(201,214,226,.4);}
footer.site a:hover{text-decoration-color:#fff;}
.footer-bottom{margin-top:30px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);font-size:12px;color:#a3b4c5;text-align:center;}
@media (max-width:860px){ .footer-cols{grid-template-columns:1fr 1fr;} }
@media (max-width:480px){ .footer-cols{grid-template-columns:1fr;} }

/* ---------- Mobile sticky call bar ---------- */
.callbar{display:none;}
@media (max-width:640px){
  .callbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:60;gap:8px;padding:8px 10px calc(8px + env(safe-area-inset-bottom));
    background:rgba(6,36,85,.97);border-top:2px solid var(--amber);
  }
  .callbar .btn{flex:1;padding:12px 8px;font-size:14px;}
  body{padding-bottom:66px;}
}
@media (max-width:480px){ .prose table{min-width:0;font-size:13.5px;} .prose th,.prose td{padding:9px 10px;} }

/* ---------- Job photos ---------- */
figure.photo{margin:24px 0;}
figure.photo img{width:100%;border-radius:12px;border:1px solid var(--border);background:var(--surface);}
figure.photo figcaption{font-size:13.5px;color:var(--muted);margin-top:8px;}
.work{background:var(--bg);}
.work-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.work-grid figure.photo{margin:0;}
.work-grid figure.photo img{aspect-ratio:4/3;object-fit:cover;}
@media (max-width:900px){ .work-grid{grid-template-columns:1fr 1fr;} }
@media (max-width:560px){ .work-grid{grid-template-columns:1fr;} }

/* ---------- Safety notes & disclaimers ---------- */
.callout.safety{border-left-color:#b86e00;background:#fff4df;}
.callout.safety p{font-size:14.5px;}
section.disclaimer{padding-block:18px 4px;margin-top:36px;border-top:1px solid var(--border);color:var(--muted);font-size:13.5px;}
section.disclaimer h2{font-size:16px;color:var(--muted);margin:0 0 8px;letter-spacing:.06em;}
section.disclaimer p{margin:0 0 10px;}
section.disclaimer a{color:var(--navy);}
.footer-bottom a{color:#e3ecf5;}
.prose .svc-card h3{margin-top:0;}