/* ============================================================
   Arizona Air Experts — Main Stylesheet
   Phoenix, AZ HVAC / AC Contractor
   ============================================================ */

:root {
  --blue:        #0057a8;   /* cool sky blue — trust + professionalism */
  --blue-dark:   #003d7a;
  --blue-light:  #e8f2fc;
  --orange:      #f26c0d;   /* Arizona sun — energy + urgency */
  --orange-dark: #c4550a;
  --white:       #ffffff;
  --off-white:   #f7f9fc;
  --gray-100:    #f0f4f8;
  --gray-300:    #c8d6e5;
  --gray-600:    #536070;
  --gray-900:    #111820;
  --radius:      8px;
  --shadow:      0 4px 18px rgba(0,0,0,0.10);
  --shadow-lg:   0 8px 40px rgba(0,0,0,0.14);
  --max-w:       1140px;
  --font:        'Inter', system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.6;
}

img { max-width: 100%; display: block; }
a  { color: inherit; text-decoration: none; }

/* ── UTILITY ── */
.section     { padding: 72px 24px; }
.section-alt { background: var(--off-white); }
.container   { max-width: var(--max-w); margin: 0 auto; }
.section-label {
  font-size: .8rem; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--blue);
  margin-bottom: 10px;
}
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800; line-height: 1.2;
  color: var(--gray-900);
  margin-bottom: 16px;
}
.section-sub {
  font-size: 1.05rem; color: var(--gray-600);
  max-width: 620px; margin-bottom: 48px;
}

/* ── BUTTONS ── */
.btn {
  display: inline-block;
  background: var(--orange);
  color: var(--white);
  font-weight: 700; font-size: 1rem;
  padding: 14px 28px;
  border-radius: var(--radius);
  transition: background .2s, transform .1s;
  border: none; cursor: pointer;
}
.btn:hover   { background: var(--orange-dark); transform: translateY(-1px); }
.btn-blue    { background: var(--blue); }
.btn-blue:hover { background: var(--blue-dark); }
.btn-ghost {
  background: transparent;
  border: 2px solid var(--white);
  color: var(--white);
}
.btn-ghost:hover { background: rgba(255,255,255,.12); }

/* ── NAV ── */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: var(--blue-dark);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px;
  height: 64px;
  box-shadow: 0 2px 8px rgba(0,0,0,.25);
}
.brand {
  display: flex; align-items: center; gap: 8px;
  font-weight: 800; font-size: 1.15rem;
  color: var(--white);
}
.brand-mark { color: var(--orange); font-size: 1.3rem; }
.nav-links {
  display: flex; align-items: center; gap: 28px;
}
.nav-links a {
  color: rgba(255,255,255,.85);
  font-weight: 500; font-size: .95rem;
  transition: color .15s;
}
.nav-links a:hover { color: var(--white); }
.nav-cta {
  background: var(--orange) !important;
  color: var(--white) !important;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-weight: 700 !important;
  transition: background .2s !important;
}
.nav-cta:hover { background: var(--orange-dark) !important; }

/* ── HERO ── */
.hero {
  background: linear-gradient(135deg, var(--blue-dark) 0%, #005096 60%, #0070c8 100%);
  color: var(--white);
  padding: 80px 24px 90px;
}
.hero-inner { max-width: var(--max-w); margin: 0 auto; }
.eyebrow {
  font-size: .85rem; font-weight: 600;
  letter-spacing: .1em; text-transform: uppercase;
  color: rgba(255,255,255,.7);
  margin-bottom: 18px;
}
.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 800; line-height: 1.15;
  max-width: 820px;
  margin-bottom: 22px;
}
.tagline {
  font-size: 1.15rem; color: rgba(255,255,255,.85);
  max-width: 640px;
  margin-bottom: 36px;
  line-height: 1.7;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 40px; }
.trust-strip {
  display: flex; flex-wrap: wrap; gap: 14px 28px;
  font-size: .88rem; font-weight: 600;
  color: rgba(255,255,255,.8);
}
.trust-strip span::before { content: '✓ '; color: var(--orange); }

/* ── WHY US CARDS ── */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 24px;
  margin-top: 48px;
}
.why-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 30px 24px;
  box-shadow: var(--shadow);
  border-top: 4px solid var(--orange);
}
.why-card .icon { font-size: 2rem; margin-bottom: 14px; }
.why-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.why-card p  { font-size: .93rem; color: var(--gray-600); line-height: 1.6; }

/* ── SERVICES ── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 48px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: var(--shadow);
  border-left: 4px solid var(--blue);
  transition: box-shadow .2s, transform .2s;
}
.service-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.service-card .s-icon { font-size: 2.2rem; margin-bottom: 14px; }
.service-card h3 { font-weight: 700; font-size: 1.1rem; margin-bottom: 8px; }
.service-card p  { font-size: .93rem; color: var(--gray-600); }
.service-card .s-price {
  margin-top: 12px;
  font-weight: 700; color: var(--blue);
  font-size: .95rem;
}

/* ── EMERGENCY BANNER ── */
.emergency-banner {
  background: var(--orange);
  color: var(--white);
  text-align: center;
  padding: 28px 24px;
}
.emergency-banner h2 {
  font-size: clamp(1.3rem, 2.5vw, 2rem);
  font-weight: 800; margin-bottom: 10px;
}
.emergency-banner p { font-size: 1.05rem; opacity: .9; margin-bottom: 20px; }
.emergency-banner .btn { background: var(--white); color: var(--orange); }
.emergency-banner .btn:hover { background: var(--gray-100); }

/* ── REVIEWS ── */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 48px;
}
.review-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
}
.stars { color: #f5a623; font-size: 1.1rem; margin-bottom: 12px; }
.review-card blockquote {
  font-size: .95rem; color: var(--gray-600);
  line-height: 1.65; margin-bottom: 18px;
  font-style: italic;
}
.reviewer { font-weight: 700; font-size: .9rem; }
.rating-summary {
  text-align: center; margin-bottom: 48px;
}
.big-rating { font-size: 3.5rem; font-weight: 800; color: var(--blue); line-height: 1; }
.rating-label { color: var(--gray-600); font-size: .95rem; margin-top: 4px; }

/* ── CONTACT ── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
  margin-top: 48px;
}
.contact-info h3 { font-weight: 700; margin-bottom: 20px; font-size: 1.2rem; }
.contact-detail {
  display: flex; align-items: flex-start;
  gap: 14px; margin-bottom: 22px;
}
.contact-detail .d-icon { font-size: 1.4rem; flex-shrink: 0; margin-top: 2px; }
.contact-detail .d-text { font-size: .95rem; color: var(--gray-600); line-height: 1.6; }
.contact-detail .d-text strong { color: var(--gray-900); }
.contact-form {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px 32px;
  box-shadow: var(--shadow-lg);
}
.contact-form h3 { font-weight: 800; font-size: 1.25rem; margin-bottom: 22px; }
.form-row { margin-bottom: 16px; }
.form-row label {
  display: block; font-size: .88rem;
  font-weight: 600; color: var(--gray-600);
  margin-bottom: 6px;
}
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%; padding: 11px 14px;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius);
  font-family: var(--font); font-size: .95rem;
  color: var(--gray-900);
  transition: border-color .2s;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--blue);
}
.form-row textarea { resize: vertical; min-height: 110px; }
.form-submitted-msg {
  display: none;
  background: #e8f5e9;
  border: 1.5px solid #a5d6a7;
  border-radius: var(--radius);
  padding: 20px;
  color: #2e7d32;
  font-weight: 600;
  text-align: center;
}

/* ── FOOTER ── */
.footer {
  background: var(--gray-900);
  color: rgba(255,255,255,.7);
  padding: 48px 24px 32px;
}
.footer-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: flex; flex-wrap: wrap; gap: 32px;
  justify-content: space-between; align-items: flex-start;
}
.footer .brand { color: var(--white); font-size: 1.05rem; margin-bottom: 8px; }
.footer p { font-size: .88rem; max-width: 280px; }
.footer-links {
  display: flex; flex-direction: column; gap: 10px;
}
.footer-links a {
  color: rgba(255,255,255,.65);
  font-size: .9rem;
  transition: color .15s;
}
.footer-links a:hover { color: var(--white); }
.fine {
  width: 100%; text-align: center;
  font-size: .82rem; color: rgba(255,255,255,.4);
  margin-top: 24px; padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.1);
}

/* ── SC BADGE ── */
.sc-badge { text-align: center; padding: 10px 0; font-size: .78rem; }
.sc-badge a { color: rgba(255,255,255,.35); }
.sc-badge a:hover { color: rgba(255,255,255,.6); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .contact-layout { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.9rem; }
}