/* Tri-County HVAC Pros — mobile-first, no frameworks */
:root{
  --navy:#0e2a44;
  --blue:#1663a8;
  --sky:#e8f1f9;
  --accent:#f59e0b;
  --accent-dark:#c97a06;
  --text:#1d2836;
  --muted:#5b6b7e;
  --light:#f5f8fb;
  --white:#ffffff;
  --radius:10px;
  --max:1080px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--text);
  line-height:1.65;
  font-size:17px;
  background:var(--white);
  padding-bottom:76px; /* room for sticky mobile call bar */
}
img{max-width:100%;height:auto}
a{color:var(--blue)}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
section{padding:44px 0}
h1,h2,h3{line-height:1.25;color:var(--navy);margin-bottom:14px}
h1{font-size:1.9rem}
h2{font-size:1.5rem}
h3{font-size:1.15rem}
p{margin-bottom:14px}
ul.checks{list-style:none;margin:0 0 16px}
ul.checks li{padding:6px 0 6px 30px;position:relative}
ul.checks li::before{content:"\2713";position:absolute;left:2px;top:6px;color:#1a8a4a;font-weight:700}
.lead{font-size:1.08rem;color:var(--muted)}

/* ---------- header ---------- */
.site-header{background:var(--navy);color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 2px 8px rgba(0,0,0,.25)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;max-width:var(--max);margin:0 auto}
.logo{color:#fff;text-decoration:none;font-weight:800;font-size:1.15rem;line-height:1.2}
.logo small{display:block;font-weight:400;font-size:.72rem;color:#bcd4ea;letter-spacing:.04em}
.header-phone{display:none;color:#fff;text-decoration:none;font-weight:700;background:var(--accent);padding:10px 16px;border-radius:8px}
.nav-toggle{display:none}
.nav-toggle-label{display:flex;flex-direction:column;justify-content:center;gap:5px;width:40px;height:40px;cursor:pointer;padding:8px}
.nav-toggle-label span{display:block;height:3px;background:#fff;border-radius:2px}
.site-nav{display:none;background:var(--navy);border-top:1px solid rgba(255,255,255,.15)}
.site-nav ul{list-style:none}
.site-nav a{display:block;color:#fff;text-decoration:none;padding:13px 20px;border-bottom:1px solid rgba(255,255,255,.08);font-weight:600}
.site-nav a:hover{background:rgba(255,255,255,.08)}
.nav-toggle:checked ~ .site-nav{display:block}

/* ---------- hero ---------- */
.hero{background:linear-gradient(135deg,var(--navy) 0%,var(--blue) 100%);color:#fff;padding:52px 0}
.hero h1{color:#fff;font-size:2.05rem;margin-bottom:12px}
.hero p{color:#d7e6f5;font-size:1.1rem;max-width:640px}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.btn{display:inline-block;background:var(--accent);color:#231a03;font-weight:800;text-decoration:none;padding:14px 26px;border-radius:var(--radius);font-size:1.05rem;border:0;cursor:pointer;text-align:center}
.btn:hover{background:var(--accent-dark);color:#fff}
.btn-outline{display:inline-block;background:transparent;color:#fff;font-weight:700;text-decoration:none;padding:13px 24px;border-radius:var(--radius);border:2px solid #fff;font-size:1.05rem}
.btn-outline:hover{background:rgba(255,255,255,.15)}
.btn-block{width:100%}

/* ---------- trust bar ---------- */
.trust-bar{background:var(--sky);padding:18px 0}
.trust-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.trust-item{background:#fff;border-radius:8px;padding:12px 14px;font-weight:700;font-size:.95rem;color:var(--navy);box-shadow:0 1px 3px rgba(0,0,0,.08)}

/* ---------- cards ---------- */
.cards{display:grid;grid-template-columns:1fr;gap:16px;margin-top:20px}
.card{background:#fff;border:1px solid #dfe7ef;border-radius:var(--radius);padding:22px;box-shadow:0 2px 6px rgba(14,42,68,.06)}
.card h3{margin-bottom:8px}
.card h3 a{color:var(--navy);text-decoration:none}
.card h3 a:hover{color:var(--blue)}
.card p{color:var(--muted);font-size:.98rem;margin-bottom:12px}
.card .more{font-weight:700;text-decoration:none}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:1fr;gap:16px;margin-top:20px;counter-reset:step}
.step{background:var(--light);border-radius:var(--radius);padding:22px;position:relative}
.step::before{counter-increment:step;content:counter(step);display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:var(--blue);color:#fff;font-weight:800;margin-bottom:10px}

/* ---------- areas ---------- */
.area-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:16px}
.area-grid a{background:var(--light);border-radius:8px;padding:12px;text-decoration:none;color:var(--navy);font-weight:700;text-align:center}
.area-grid a:hover{background:var(--sky)}
.county-tags{margin-top:14px;color:var(--muted);font-size:.95rem}

/* ---------- faq ---------- */
.faq details{background:#fff;border:1px solid #dfe7ef;border-radius:8px;margin-bottom:10px;padding:14px 16px}
.faq summary{font-weight:700;color:var(--navy);cursor:pointer}
.faq details p{margin:10px 0 0;color:var(--muted)}

/* ---------- quote form ---------- */
.form-section{background:var(--navy);color:#fff}
.form-section h2{color:#fff}
.form-section .lead{color:#bcd4ea}
.quote-form{background:#fff;border-radius:var(--radius);padding:24px;color:var(--text);max-width:640px;margin:20px auto 0}
.form-row{margin-bottom:14px}
.form-row label{display:block;font-weight:700;margin-bottom:6px;font-size:.95rem}
.form-row input,.form-row select,.form-row textarea{width:100%;padding:13px;border:1px solid #c6d2de;border-radius:8px;font-size:1rem;font-family:inherit}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{outline:2px solid var(--blue);border-color:var(--blue)}
.form-note{font-size:.85rem;color:var(--muted);margin-top:10px;text-align:center}
.form-alt{text-align:center;margin-top:14px;color:#bcd4ea}
.form-alt a{color:#fff;font-weight:800}

/* ---------- footer ---------- */
.site-footer{background:#0a1e32;color:#bcd4ea;padding:36px 0 24px;font-size:.92rem}
.footer-grid{display:grid;grid-template-columns:1fr;gap:20px;margin-bottom:20px}
.site-footer h4{color:#fff;margin-bottom:10px;font-size:1rem}
.site-footer ul{list-style:none}
.site-footer a{color:#bcd4ea;text-decoration:none}
.site-footer a:hover{color:#fff}
.site-footer li{margin-bottom:6px}
.copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:16px;font-size:.82rem;color:#8ba3bd}

/* ---------- sticky mobile call bar ---------- */
.call-bar{position:fixed;left:0;right:0;bottom:0;z-index:60;display:flex;gap:8px;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:rgba(10,30,50,.97);box-shadow:0 -2px 10px rgba(0,0,0,.3)}
.call-bar a{flex:1;text-align:center;text-decoration:none;font-weight:800;padding:13px 8px;border-radius:8px;font-size:1rem}
.call-bar .call-now{background:var(--accent);color:#231a03}
.call-bar .get-quote{background:transparent;color:#fff;border:2px solid #fff}

/* ---------- desktop ---------- */
@media (min-width:860px){
  body{padding-bottom:0}
  .call-bar{display:none}
  h1{font-size:2.4rem}
  .header-phone{display:inline-block}
  .nav-toggle-label{display:none}
  .site-nav{display:block;border-top:0}
  .site-nav ul{display:flex;gap:4px}
  .site-nav a{border-bottom:0;padding:10px 12px}
  .header-inner{flex-wrap:wrap}
  .site-nav{width:100%;order:3}
  .cards{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(3,1fr)}
  .trust-grid{grid-template-columns:repeat(4,1fr)}
  .area-grid{grid-template-columns:repeat(4,1fr)}
  .footer-grid{grid-template-columns:repeat(3,1fr)}
  .hero{padding:72px 0}
}