/* Premier Heating & Air — Nashville demo · made by More Klicks */
:root{
  --navy:#0f2b46; --navy-2:#0a1f35; --navy-3:#163a5e;
  --ember:#e4572e; --ember-2:#c9431c;
  --gold:#f5a623;
  --ink:#22303f; --mut:#5b6b7c;
  --bg:#f5f8fb; --card:#ffffff; --line:#e3eaf2;
  --rad:14px;
  --shadow:0 10px 30px rgba(15,43,70,.10);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Barlow',system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6}
h1,h2,h3,h4{font-family:'Barlow Condensed',sans-serif;color:var(--navy);line-height:1.12;letter-spacing:.2px}
h1{font-size:clamp(2.3rem,5vw,3.6rem);font-weight:700}
h2{font-size:clamp(1.7rem,3.4vw,2.4rem);font-weight:700}
h3{font-size:1.35rem;font-weight:600}
p{margin-bottom:1rem}
a{color:var(--ember);text-decoration:none}
img{max-width:100%}
.container{max-width:1140px;margin:0 auto;padding:0 22px}
.section{padding:76px 0}
.section.alt{background:#fff}
.kicker{display:inline-block;font-family:'Barlow Condensed';font-weight:600;font-size:.95rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ember);margin-bottom:10px}
.lead{font-size:1.13rem;color:var(--mut);max-width:760px}
.center{text-align:center}
.center .lead{margin:0 auto 1rem}

/* Top bar */
.topbar{background:var(--navy-2);color:#c9d7e6;font-size:.87rem;padding:7px 0}
.topbar .container{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.topbar strong{color:#fff;font-weight:600}
.topbar a{color:#ffd9a8}

/* Header */
.header{background:#fff;position:sticky;top:0;z-index:60;box-shadow:0 2px 14px rgba(15,43,70,.08)}
.header .container{display:flex;align-items:center;gap:26px;height:78px}
.logo{display:flex;align-items:center;gap:11px}
.logo-img{height:54px;width:auto;display:block}
.header .logo-img{mix-blend-mode:multiply}
.logo-foot{margin-bottom:16px}
.logo-foot .logo-img{height:50px}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{padding:9px 12px;border-radius:8px;color:var(--navy);font-weight:600;font-size:.98rem}
.nav a:hover{background:var(--bg)}
.nav a.on{color:var(--ember)}
.hdr-cta{display:flex;align-items:center;gap:10px}
.btn{display:inline-block;padding:13px 24px;border-radius:10px;font-weight:700;font-family:'Barlow',sans-serif;font-size:1rem;cursor:pointer;border:0;transition:.18s}
.btn.primary{background:var(--ember);color:#fff}
.btn.primary:hover{background:var(--ember-2)}
.btn.ghost{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.65)}
.btn.ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn.navy{background:var(--navy);color:#fff}
.btn.navy:hover{background:var(--navy-3)}
.btn.sm{padding:10px 16px;font-size:.92rem}
.hdr-phone{font-family:'Barlow Condensed';font-weight:700;font-size:1.22rem;color:var(--navy);white-space:nowrap}
.hdr-phone small{display:block;font-family:'Barlow';font-weight:600;font-size:.68rem;color:var(--ember);letter-spacing:.1em;text-transform:uppercase}
.burger{display:none;margin-left:auto;background:none;border:0;cursor:pointer;padding:6px}
.burger span{display:block;width:26px;height:3px;background:var(--navy);margin:5px 0;border-radius:2px}

/* Hero */
.hero{position:relative;background:linear-gradient(160deg,var(--navy) 0%,var(--navy-3) 70%,#1d4a77 100%);color:#fff;overflow:hidden}
.hero .container{position:relative;z-index:2;padding-top:88px;padding-bottom:120px;max-width:860px;text-align:center}
.hero h1{color:#fff}
.hero .lead{color:#cfdcea;margin:18px auto 30px}
.hero .kicker{color:var(--gold)}
.hero-ctas{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.skyline{position:absolute;bottom:-2px;left:0;width:100%;z-index:1;opacity:.5}
.hero.sub .container{padding-top:64px;padding-bottom:88px}
.trustbar{background:var(--navy-2);color:#dbe6f1;padding:16px 0;font-size:.94rem}
.trustbar .container{display:flex;justify-content:center;gap:30px;flex-wrap:wrap;text-align:center}
.trustbar b{color:var(--gold)}

/* Cards & grids */
.grid{display:grid;gap:26px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--rad);padding:30px;box-shadow:var(--shadow)}
.card h3{margin-bottom:10px}
.card p{color:var(--mut);margin-bottom:12px;font-size:.99rem}
.card .ic{width:52px;height:52px;border-radius:12px;background:linear-gradient(135deg,var(--ember),#f07a4b);display:flex;align-items:center;justify-content:center;margin-bottom:18px;font-size:1.5rem;color:#fff}
.card a.more{font-weight:700;font-size:.95rem}
ul.checks{list-style:none;margin:0 0 1rem}
ul.checks li{padding:7px 0 7px 32px;position:relative;color:var(--ink)}
ul.checks li::before{content:"✓";position:absolute;left:2px;top:6px;width:22px;height:22px;border-radius:50%;background:#e8f5ee;color:#1e7d4f;font-weight:800;font-size:.82rem;display:flex;align-items:center;justify-content:center}

/* Split */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.split .visual{background:linear-gradient(150deg,var(--navy),var(--navy-3));border-radius:18px;color:#fff;padding:40px;box-shadow:var(--shadow)}
.visual h3{color:#fff;font-size:1.5rem;margin-bottom:8px}
.visual p{color:#c8d6e5}
.stat-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:22px}
.stat{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:12px;padding:18px}
.stat b{display:block;font-family:'Barlow Condensed';font-size:2rem;color:var(--gold)}
.stat span{font-size:.86rem;color:#c8d6e5}

/* Reviews */
.stars{color:var(--gold);letter-spacing:2px;font-size:1.05rem}
.review{background:#fff;border:1px solid var(--line);border-radius:var(--rad);padding:28px;box-shadow:var(--shadow);display:flex;flex-direction:column}
.review p{color:var(--ink);font-size:.98rem;flex:1}
.review .who{display:flex;align-items:center;gap:12px;margin-top:8px}
.review .av{width:42px;height:42px;border-radius:50%;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-family:'Barlow Condensed';font-size:1.1rem}
.review .who b{display:block;color:var(--navy);font-size:.97rem}
.review .who span{font-size:.8rem;color:var(--mut)}
.gbadge{display:inline-flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 26px;box-shadow:var(--shadow)}
.gbadge .num{font-family:'Barlow Condensed';font-size:2.6rem;font-weight:700;color:var(--navy);line-height:1}

/* Locations */
.loc-card{border-left:5px solid var(--line)}
.loc-card.flag{border-left-color:var(--ember)}
.loc-card .tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;background:#fdeee8;color:var(--ember-2);border-radius:6px;padding:3px 9px;margin-bottom:10px}
.town-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:20px}
.town{background:#fff;border:1px solid var(--line);border-radius:9px;padding:10px 14px;font-weight:600;color:var(--navy);font-size:.94rem;text-align:center}

/* Plan table */
.plan{border:2px solid var(--ember);position:relative}
.plan .flag2{position:absolute;top:-14px;left:26px;background:var(--ember);color:#fff;font-size:.75rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:4px 12px;border-radius:20px}

/* Forms */
.form{display:grid;gap:16px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form label{font-weight:600;font-size:.9rem;color:var(--navy);display:block;margin-bottom:6px}
.form input,.form select,.form textarea{width:100%;padding:13px 14px;border:1.5px solid var(--line);border-radius:9px;font:inherit;font-size:.98rem;background:#fff;color:var(--ink)}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--ember)}
.form-ok{background:#e8f5ee;border:1px solid #bfe3cf;color:#1e7d4f;border-radius:10px;padding:16px;font-weight:600;display:none}

/* CTA band */
.cta-band{background:linear-gradient(135deg,var(--ember),#f07a4b);color:#fff;text-align:center}
.cta-band h2{color:#fff}
.cta-band p{color:#ffe3d6;max-width:640px;margin:10px auto 26px}

/* FAQ */
details.faq{background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px 22px;margin-bottom:12px}
details.faq summary{font-weight:700;color:var(--navy);cursor:pointer;font-size:1.02rem}
details.faq p{margin:12px 0 0;color:var(--mut)}

/* Footer */
.footer{background:var(--navy-2);color:#b9c9d9;padding:64px 0 0;font-size:.95rem}
.footer h4{color:#fff;font-size:1.05rem;margin-bottom:16px;font-family:'Barlow Condensed';letter-spacing:.06em;text-transform:uppercase}
.footer a{color:#b9c9d9}
.footer a:hover{color:#fff}
.footer ul{list-style:none}
.footer li{margin-bottom:9px}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.fbrand p{color:#8fa5ba;font-size:.92rem}
.fstars{color:var(--gold);margin:6px 0 2px}
.fbottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0}
.fbottom .container{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.85rem;color:#7e94aa}
.mk{color:#7e94aa}
.mk a{color:#ffd9a8;font-weight:600}

/* Chat widget */
#chat-launch{position:fixed;right:22px;bottom:22px;z-index:90;width:62px;height:62px;border-radius:50%;background:var(--ember);border:0;cursor:pointer;box-shadow:0 8px 26px rgba(228,87,46,.45);display:flex;align-items:center;justify-content:center;transition:.2s}
#chat-launch:hover{transform:scale(1.06)}
#chat-launch svg{width:30px;height:30px}
#chat-panel{position:fixed;right:22px;bottom:96px;z-index:91;width:min(360px,calc(100vw - 32px));background:#fff;border-radius:16px;box-shadow:0 18px 60px rgba(10,31,53,.35);overflow:hidden;display:none;flex-direction:column}
#chat-panel.open{display:flex}
.ch-head{background:var(--navy);color:#fff;padding:16px 18px;display:flex;align-items:center;gap:12px}
.ch-head .dot{width:10px;height:10px;border-radius:50%;background:#3ddc84;flex:none;box-shadow:0 0 0 3px rgba(61,220,132,.25)}
.ch-head b{font-family:'Barlow Condensed';font-size:1.15rem;letter-spacing:.3px}
.ch-head span{display:block;font-size:.76rem;color:#b9c9d9}
.ch-close{margin-left:auto;background:none;border:0;color:#b9c9d9;font-size:1.3rem;cursor:pointer;line-height:1}
.ch-body{padding:16px;max-height:380px;overflow-y:auto;background:#f2f6fa}
.ch-msg{background:#fff;border:1px solid var(--line);border-radius:12px 12px 12px 4px;padding:12px 14px;font-size:.92rem;color:var(--ink);margin-bottom:12px;max-width:92%}
.ch-form{display:grid;gap:9px}
.ch-form input,.ch-form select{padding:11px 12px;border:1.5px solid var(--line);border-radius:8px;font:inherit;font-size:.92rem}
.ch-form input:focus,.ch-form select:focus{outline:none;border-color:var(--ember)}
.ch-actions{display:grid;grid-template-columns:1fr 1fr;gap:9px;padding:12px 16px;background:#fff;border-top:1px solid var(--line)}
.ch-actions a{display:flex;align-items:center;justify-content:center;gap:7px;padding:10px;border-radius:8px;font-weight:700;font-size:.88rem;background:var(--bg);color:var(--navy);border:1px solid var(--line)}
.ch-actions a:hover{border-color:var(--ember);color:var(--ember)}
.ch-ok{display:none;background:#e8f5ee;border:1px solid #bfe3cf;color:#1e7d4f;border-radius:10px;padding:12px;font-size:.9rem;font-weight:600;margin-bottom:10px}

@media(max-width:960px){
  .g3,.g4{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr}
  .fgrid{grid-template-columns:1fr 1fr}
  .town-grid{grid-template-columns:repeat(3,1fr)}
  .nav{display:none;position:absolute;top:78px;left:0;right:0;background:#fff;flex-direction:column;padding:14px;box-shadow:0 14px 24px rgba(15,43,70,.14)}
  .nav.open{display:flex}
  .burger{display:block}
  .hdr-phone{display:none}
}
@media(max-width:620px){
  .g2,.g3,.g4{grid-template-columns:1fr}
  .form .row{grid-template-columns:1fr}
  .town-grid{grid-template-columns:repeat(2,1fr)}
  .hdr-cta .btn{display:none}
  .section{padding:56px 0}
}