/* ============================================================
   Elite Air Service — bold patriotic HVAC design system
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root{
  --navy:#0a2350;         /* deep patriotic blue */
  --navy-2:#0e2f6b;
  --blue:#1f6fd6;         /* flame blue */
  --blue-bright:#2f8bff;
  --red:#d21f27;          /* flame red */
  --red-deep:#b3161d;
  --ink:#131820;
  --slate:#4a5568;
  --line:#e4e9f1;
  --bg:#ffffff;
  --bg-soft:#f4f7fc;
  --bg-band:#0a2350;
  --star:#c9d6ee;
  --shadow:0 10px 30px rgba(10,35,80,.10);
  --shadow-sm:0 4px 14px rgba(10,35,80,.08);
  --radius:14px;
  --wrap:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:'Inter',system-ui,-apple-system,sans-serif;color:var(--ink);
  background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:'Oswald',sans-serif;font-weight:700;line-height:1.08;margin:0 0 .4em;letter-spacing:.01em;text-transform:uppercase}
h1{font-size:clamp(2.3rem,5.4vw,4rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.6rem)}
h3{font-size:1.3rem}
p{margin:0 0 1rem}
a{color:var(--blue);text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--wrap);margin:0 auto;padding:0 22px}
.eyebrow{font-family:'Oswald',sans-serif;text-transform:uppercase;letter-spacing:.16em;font-weight:600;
  font-size:.82rem;color:var(--red);margin:0 0 .5rem}
.center{text-align:center}
.muted{color:var(--slate)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:'Oswald',sans-serif;font-weight:600;
  text-transform:uppercase;letter-spacing:.03em;font-size:.98rem;padding:14px 26px;border-radius:10px;
  border:2px solid transparent;cursor:pointer;transition:.16s;white-space:nowrap}
.btn-red{background:var(--red);color:#fff;box-shadow:0 8px 20px rgba(210,31,39,.28)}
.btn-red:hover{background:var(--red-deep);transform:translateY(-2px)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-2);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn-ghost:hover{background:#fff;color:var(--navy)}
.btn-outline{background:#fff;color:var(--navy);border-color:var(--line)}
.btn-outline:hover{border-color:var(--blue);color:var(--blue)}
.btn-lg{padding:16px 32px;font-size:1.06rem}

/* header */
.site-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--line);
  box-shadow:0 2px 10px rgba(10,35,80,.05)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;height:78px}
.nav .logo img{height:52px;width:auto}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none;margin:0;padding:0}
.nav-links a{font-family:'Oswald',sans-serif;text-transform:uppercase;letter-spacing:.03em;font-weight:600;
  color:var(--navy);font-size:.98rem}
.nav-links a:hover,.nav-links a.active{color:var(--red)}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-phone{font-family:'Oswald',sans-serif;font-weight:700;color:var(--navy);font-size:1.15rem;white-space:nowrap}
.nav-phone span{display:block;font-size:.66rem;font-weight:600;letter-spacing:.12em;color:var(--slate)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:6px}
.nav-toggle span{display:block;width:26px;height:3px;background:var(--navy);margin:5px 0;border-radius:2px;transition:.2s}

/* patriotic top stripe */
.flag-stripe{height:4px;background:linear-gradient(90deg,var(--navy) 0 33%,#fff 33% 66%,var(--red) 66% 100%)}

/* hero */
.hero{position:relative;background:linear-gradient(120deg,var(--navy) 0%,#0c2c66 55%,#123a86 100%);color:#fff;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;opacity:.10;pointer-events:none;
  background-image:radial-gradient(circle,#fff 1.4px,transparent 1.5px);background-size:26px 26px}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;
  padding:70px 0 78px}
.hero h1{color:#fff}
.hero h1 .accent{color:#ff5a60}
.hero .lead{font-size:1.2rem;color:#dce6f7;max-width:34ch}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.hero-badges{display:flex;gap:22px;flex-wrap:wrap;margin-top:30px;color:#c9d6ee;font-size:.9rem}
.hero-badges b{color:#fff;font-family:'Oswald',sans-serif;font-size:1.5rem;display:block}
.hero-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:var(--radius);
  padding:26px;backdrop-filter:blur(4px)}
.hero-card h3{color:#fff}
.hero-card ul{list-style:none;margin:12px 0 0;padding:0}
.hero-card li{display:flex;gap:10px;align-items:flex-start;color:#dce6f7;padding:7px 0;font-size:.98rem}
.hero-card li::before{content:"✓";color:#3ad07a;font-weight:800}

/* sections */
section{padding:64px 0}
.section-head{max-width:660px;margin:0 auto 40px;text-align:center}
.section-head .rule{width:64px;height:4px;background:var(--red);border-radius:2px;margin:14px auto 0}
.soft{background:var(--bg-soft)}
.band{background:var(--bg-band);color:#fff}
.band .section-head h2{color:#fff}

/* service cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);
  transition:.18s}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:#cfe0f6}
.svc-ico{width:56px;height:56px;border-radius:12px;display:grid;place-items:center;margin-bottom:16px;
  background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff}
.svc-ico.red{background:linear-gradient(135deg,var(--red),var(--red-deep))}
.svc-ico svg{width:30px;height:30px}
.card h3{color:var(--navy)}
.card ul{margin:12px 0 0;padding-left:18px;color:var(--slate)}
.card ul li{margin:5px 0}

/* value strip */
.values{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.value .big{font-family:'Oswald',sans-serif;font-size:2.5rem;color:var(--red);line-height:1}
.value h3{color:var(--navy);margin:.4rem 0 .2rem;font-size:1.05rem}
.value p{color:var(--slate);font-size:.9rem;margin:0}

/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.split img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%}
.check-list{list-style:none;padding:0;margin:16px 0 0}
.check-list li{display:flex;gap:12px;align-items:flex-start;padding:8px 0;color:var(--ink)}
.check-list li::before{content:"";flex:0 0 22px;height:22px;margin-top:2px;border-radius:50%;
  background:var(--blue) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center/13px no-repeat}

/* CTA band */
.cta-band{background:linear-gradient(120deg,var(--red) 0%,var(--red-deep) 100%);color:#fff;text-align:center}
.cta-band h2{color:#fff}
.cta-band .btn-outline{background:#fff}

/* reviews */
.review{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}
.stars{color:#f5a623;letter-spacing:2px;margin-bottom:8px}
.review .who{font-weight:700;color:var(--navy);margin-top:12px}

/* forms */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
label{display:block;font-weight:600;color:var(--navy);font-size:.92rem;margin:14px 0 6px}
input,select,textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;
  color:var(--ink);background:#fff}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(31,111,214,.15)}
textarea{min-height:120px;resize:vertical}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-note{font-size:.85rem;color:var(--slate)}
.status{margin-top:12px;font-weight:600}

/* footer */
.site-footer{background:var(--navy);color:#c9d6ee;padding:52px 0 26px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px}
.site-footer h4{color:#fff;font-size:1.05rem;letter-spacing:.05em}
.site-footer a{color:#c9d6ee}
.site-footer a:hover{color:#fff}
.foot-logo{background:#fff;border-radius:12px;padding:12px 14px;display:inline-block;margin-bottom:14px}
.foot-logo img{height:44px;width:auto}
.foot-list{list-style:none;padding:0;margin:0;line-height:2}
.foot-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:34px;padding-top:18px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.85rem;color:#8ea6ce}

/* photo strip */
.photo-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.photo-strip img{width:100%;height:230px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow-sm)}
@media(max-width:680px){.photo-strip{grid-template-columns:1fr}}

/* utilities */
.mt-0{margin-top:0}.tight{padding:44px 0}
.reveal{opacity:0;transform:translateY(18px);transition:.6s}
.reveal.on{opacity:1;transform:none}

/* responsive */
@media(max-width:900px){
  .hero-inner{grid-template-columns:1fr;gap:28px;padding:52px 0}
  .grid-3{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .values{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  .nav-links,.nav-phone span{display:none}
  .nav-toggle{display:block}
  .nav-links.open{display:flex;position:absolute;top:78px;left:0;right:0;background:#fff;flex-direction:column;
    gap:0;padding:8px 0;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .nav-links.open li{width:100%}
  .nav-links.open a{display:block;padding:13px 22px}
  .grid-3,.grid-2,.form-row,.foot-grid,.values{grid-template-columns:1fr}
}

/* ---------- family photo (about) ----------
   The caption does real work here: it names Tyler and states the claim the
   photo is evidence for, so the picture isn't just decoration. */
.family-figure{margin:0}
.family-figure img{width:100%;height:auto;display:block;border-radius:var(--radius);box-shadow:var(--shadow)}
.family-figure figcaption{margin-top:12px;font-size:.92rem;color:var(--slate);line-height:1.5}

/* ---------- family strip (home) ----------
   Sits below the services grid, so a visitor with a dead AC in July still
   meets the estimate button first. */
.family-strip{display:grid;grid-template-columns:300px 1fr;gap:34px;align-items:center}
.family-strip img{width:100%;height:auto;display:block;border-radius:var(--radius);box-shadow:var(--shadow)}
.family-strip h2{margin:6px 0 12px}
.family-strip p{margin:0 0 14px}
@media(max-width:820px){
  .family-strip{grid-template-columns:1fr;gap:22px}
  .family-strip img{max-width:320px;margin:0 auto}
}