/* InstantSite — local-business template (v2: modern)
   Aesthetic: trustworthy and traditional, but contemporary.
   Override the four CSS variables below to re-skin per client. */

:root {
  --primary-color: #1f2937;   /* rich navy — classic, trustworthy */
  --accent-color:  #3b82f6;   /* vibrant orange — warmth/action for HVAC */
  --heading-font: "Crimson Pro", Georgia, serif;
  --body-font:    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  /* Derived tokens — auto-update from --primary-color / --accent-color
     via color-mix(), so swapping the two source variables retints the
     entire palette without any other rules needing to change. */
  --primary-700: color-mix(in oklab, var(--primary-color), black 15%);  /* hover/avatar depth */
  --primary-100: color-mix(in oklab, var(--primary-color), white 88%);  /* light tint */
  --primary-50:  color-mix(in oklab, var(--primary-color), white 95%);  /* near-white tint */
  --accent-50:   color-mix(in oklab, var(--accent-color),  white 92%);
  --accent-600:  color-mix(in oklab, var(--accent-color),  black 15%);
  --ink:         color-mix(in oklab, var(--primary-color), black 10%);  /* headings / dark UI */
  --ink-deep:    color-mix(in oklab, var(--primary-color), black 30%);  /* deepest surface */
  --text:        #1f2937;
  --muted:       #64748b;
  --line:        #e5e7eb;
  --bg:          #ffffff;
  --bg-soft:     #f5f7fb;     /* gentle off-white, slight navy tint */
  --bg-tinted:   #eff6ff;
  --gold:        #facc15;

  --radius-sm: 10px;
  --radius:    16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 12px 32px -12px rgba(15, 23, 42, 0.18), 0 4px 12px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 30px 60px -20px rgba(15, 23, 42, 0.28);

  --container: 1180px;
  --banner-h: 44px;
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--body-font);
  font-size: 17px;
  line-height: 1.65;
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--primary-color); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--accent-600); }
p { margin: 0 0 1em; }

h1, h2, h3, h4 {
  font-family: var(--heading-font);
  color: var(--ink);
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin: 0 0 .4em;
  font-weight: 600;
}
h1 { font-size: clamp(2.25rem, 4.4vw, 3.75rem); letter-spacing: -0.025em; }
h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); letter-spacing: -0.02em; }
h3 { font-size: 1.2rem; font-weight: 600; }
.eyebrow {
  display: inline-block;
  font-family: var(--body-font);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-600);
  margin-bottom: 1rem;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---------- InstantSite preview banner ---------- */
.is-banner {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--banner-h);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(90deg, var(--ink-deep) 0%, var(--primary-color) 100%);
  color: #f8fafc;
  font-size: 0.88rem;
  padding: 0 1rem;
  text-align: center;
  letter-spacing: 0.005em;
}
.is-banner a {
  color: #fdba74;
  font-weight: 600;
  margin-left: .4rem;
  text-decoration: none;
  border-bottom: 1px dashed rgba(253, 186, 116, 0.5);
}
.is-banner a:hover { color: #fed7aa; border-bottom-color: #fed7aa; }

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky;
  top: var(--banner-h);
  z-index: 90;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: .9rem;
  padding-bottom: .9rem;
  gap: 1rem;
}
/* Brand block + Call CTA pill are hidden on every viewport — the header is
   just the three nav links, centered. */
.site-header .brand { display: none; }
.nav .nav-cta { display: none; }
.nav { justify-content: center; }
.brand {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.brand-name {
  font-family: var(--heading-font);
  font-weight: 600;
  font-size: 1.2rem;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.brand-phone {
  font-family: var(--body-font);
  font-size: 0.82rem;
  color: var(--muted);
  font-weight: 500;
}
.nav {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.nav a {
  color: var(--text);
  font-weight: 500;
  font-size: 0.97rem;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-pill);
  transition: background .15s ease, color .15s ease;
}
.nav a:hover { background: var(--bg-soft); color: var(--ink); }
.nav a.active { background: var(--primary-100); color: var(--ink); }
.nav .nav-cta {
  background: var(--ink);
  color: #ffffff;
  padding: 0.6rem 1.1rem;
  margin-left: 0.4rem;
}
.nav .nav-cta:hover { background: var(--accent-color); color: #ffffff; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-family: var(--body-font);
  font-size: 0.98rem;
  cursor: pointer;
  border: none;
  transition: transform .08s ease, box-shadow .15s ease, background .15s ease, color .15s ease;
  text-align: center;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--accent-color);
  color: #ffffff;
  box-shadow: 0 8px 20px -8px rgba(249, 115, 22, 0.6);
}
.btn-primary:hover { background: var(--accent-600); color: #ffffff; }
.btn-dark {
  background: var(--ink);
  color: #ffffff;
}
.btn-dark:hover { background: var(--primary-700); color: #ffffff; }
.btn-outline {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--line);
}
.btn-outline:hover { border-color: var(--ink); color: var(--ink); }
.btn-on-dark {
  background: rgba(255,255,255,0.14);
  color: #ffffff;
  border: 1px solid rgba(255,255,255,0.32);
  backdrop-filter: blur(6px);
}
.btn-on-dark:hover { background: rgba(255,255,255,0.22); color: #ffffff; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background:
    radial-gradient(900px 600px at 80% -20%, rgba(249,115,22,0.22), transparent 60%),
    radial-gradient(800px 500px at -10% 110%, rgba(255,255,255,0.10), transparent 60%),
    linear-gradient(180deg, var(--ink-deep) 0%, var(--ink) 55%, var(--primary-color) 100%);
  color: #f8fafc;
  padding: clamp(3.5rem, 8vw, 6.5rem) 0 clamp(3rem, 6vw, 5rem);
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 22px 22px;
  pointer-events: none;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.7), rgba(0,0,0,0));
}
/* Optional background photo layer for the hero. Sits between the dark
   gradient (on .hero itself) and the dotted overlay (.hero::after), tinted
   down so the white text on top stays legible across any image. */
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.32;
  z-index: 0;
  filter: saturate(0.85);
}
.hero-bg::after {
  /* Extra dark gradient on top of the photo for headline legibility. */
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.35) 0%, rgba(0,0,0,0.55) 100%);
}
.hero .container { position: relative; z-index: 1; }
.hero .eyebrow {
  color: #fdba74;
  background: rgba(249, 115, 22, 0.14);
  padding: .35rem .8rem;
  border-radius: var(--radius-pill);
}
.hero h1 {
  color: #ffffff;
  max-width: 22ch;
}
.hero .lede {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: rgba(248, 250, 252, 0.78);
  max-width: 58ch;
  margin: 1rem 0 2rem;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 3rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.hero-stat .num {
  display: flex;
  align-items: center;
  gap: .35rem;
  color: #ffffff;
  font-family: var(--heading-font);
  font-weight: 600;
  font-size: 1.4rem;
  line-height: 1;
}
.hero-stat .num .star { color: var(--gold); }
.hero-stat .label {
  margin-top: .35rem;
  color: rgba(248, 250, 252, 0.6);
  font-size: 0.85rem;
}

/* ---------- Sections ---------- */
section { padding: clamp(3.5rem, 7vw, 6rem) 0; }
section.alt { background: var(--bg-soft); }
.section-head { max-width: 760px; margin: 0 auto 3rem; text-align: center; }
.section-head p { color: var(--muted); font-size: 1.05rem; }

/* ---------- Trust badges row ---------- */
.trust-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  padding: 1.5rem;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.trust-item {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: 0.95rem;
  color: var(--text);
}
.trust-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--accent-50);
  color: var(--accent-600);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.trust-item strong { display: block; color: var(--ink); font-weight: 600; }
.trust-item span { color: var(--muted); font-size: 0.85rem; }

/* ---------- Services grid ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}
.service-card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xs);
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.service-image {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-soft);
}
.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .35s ease;
}
.service-card:hover .service-image img { transform: scale(1.04); }
.service-body { padding: 1.5rem 1.75rem 1.75rem; }
.service-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-color), transparent);
  opacity: 0;
  transition: opacity .2s ease;
}
.service-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(15,23,42,0.12);
}
.service-card:hover::before { opacity: 1; }
.service-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--accent-50);
  color: var(--accent-600);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.1rem;
}
.service-icon svg { width: 24px; height: 24px; }
.service-card h3 { margin: 0 0 .4rem; color: var(--ink); }
.service-card p { margin: 0; color: var(--muted); font-size: 0.97rem; }

/* ---------- Testimonials ---------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.25rem;
}
.testimonial {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow-xs);
  display: flex;
  flex-direction: column;
}
.testimonial .stars {
  display: flex;
  gap: 2px;
  color: var(--gold);
  margin-bottom: .9rem;
}
.testimonial blockquote {
  margin: 0 0 1.25rem;
  font-size: 1.02rem;
  color: var(--text);
  flex: 1;
}
.testimonial .author {
  display: flex; align-items: center; gap: .75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}
.avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-700));
  color: #ffffff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 600;
  font-size: 0.95rem;
  flex-shrink: 0;
}
.author-meta { line-height: 1.25; }
.author-meta .name { color: var(--ink); font-weight: 600; font-size: 0.97rem; }
.author-meta .date { color: var(--muted); font-size: 0.82rem; }

.review-summary {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  padding: .5rem 1rem;
  font-size: 0.95rem;
  color: var(--muted);
  box-shadow: var(--shadow-xs);
}
.review-summary strong { color: var(--ink); font-weight: 600; }
.review-summary .stars { color: var(--gold); display: inline-flex; gap: 1px; }

/* ---------- About strip ---------- */
.about {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}
.about p { font-size: 1.1rem; color: var(--text); }

/* Side-by-side about block (used on the home page when about_image is set). */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.about-grid .about-text p { font-size: 1.1rem; color: var(--text); }
.about-grid .about-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: var(--bg-soft);
  max-height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
}
/* No forced aspect ratio — the image renders at its natural proportions,
   so portrait sources aren't aggressively cropped and zoomed. The wrapper
   caps overall height so a very tall photo can't dominate the section. */
.about-grid .about-media img {
  width: 100%;
  height: auto;
  max-height: 520px;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* ---------- Contact CTA strip ---------- */
.cta-strip {
  background:
    radial-gradient(700px 400px at 90% -20%, rgba(249,115,22,0.28), transparent 60%),
    linear-gradient(180deg, var(--primary-color) 0%, var(--ink-deep) 100%);
  color: #ffffff;
  padding: clamp(3rem, 6vw, 5rem) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-strip h2 { color: #ffffff; max-width: 22ch; margin-inline: auto; }
.cta-strip p { color: rgba(248, 250, 252, 0.75); margin: 0 auto 1.75rem; max-width: 52ch; }
.cta-strip .hero-actions { justify-content: center; }

/* ---------- Contact form layout ---------- */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 3rem;
  align-items: start;
}
.contact-info h2 { margin-top: 0; }
.contact-info .lede { color: var(--muted); font-size: 1.05rem; margin-bottom: 2rem; }
.info-list { display: grid; gap: 1.25rem; }
.info-row {
  display: flex; gap: .9rem; align-items: flex-start;
}
.info-row .trust-icon { width: 40px; height: 40px; }
.info-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  font-weight: 600;
}
.info-value { color: var(--ink); font-size: 1.02rem; font-weight: 500; }
.info-value a { color: var(--ink); }
.info-value a:hover { color: var(--accent-600); }

.contact-form {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}
.contact-form h3 { margin: 0 0 .25rem; color: var(--ink); font-size: 1.4rem; }
.contact-form .form-sub { color: var(--muted); margin-bottom: 1.5rem; font-size: 0.95rem; }
.form-row { margin-bottom: 1.1rem; }
.form-row label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--ink);
  font-size: 0.9rem;
}
.form-row input,
.form-row textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  font-family: var(--body-font);
  font-size: 1rem;
  color: var(--text);
  background: var(--bg);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 4px rgba(249, 115, 22, 0.15);
}
.form-row textarea { min-height: 140px; resize: vertical; }
.contact-form .btn-primary { width: 100%; padding: 1rem 1.4rem; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink-deep);
  color: rgba(226, 232, 240, 0.78);
  padding: clamp(3rem, 5vw, 4rem) 0 1.5rem;
  font-size: 0.95rem;
}
.site-footer a { color: rgba(248, 250, 252, 0.9); }
.site-footer a:hover { color: #fdba74; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}
.footer-brand .brand-name { color: #ffffff; font-size: 1.3rem; }
.footer-brand p { margin-top: .75rem; color: rgba(248, 250, 252, 0.65); max-width: 32ch; }
.site-footer h4 {
  color: #ffffff;
  font-family: var(--body-font);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 0 0 1rem;
}
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .55rem; }
.footer-legal {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: rgba(248, 250, 252, 0.45);
}
.built-by-pill {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-pill);
  padding: .35rem .85rem;
  color: rgba(248, 250, 252, 0.85);
}
.built-by-pill .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent-color);
}

/* ---------- Service detail rows (services page) ---------- */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 2rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.service-detail:last-child { border-bottom: none; }
.service-detail h3 { margin-top: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-wrap { grid-template-columns: 1fr; gap: 2rem; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .about-grid .about-media { max-width: 520px; margin: 0 auto; max-height: 360px; }
  .about-grid .about-media img { max-height: 360px; }
}
@media (max-width: 720px) {
  /* Header just tightens padding on phones — brand/CTA hidden globally. */
  .site-header .container {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
    gap: 0.5rem;
  }
  .nav a { font-size: 0.95rem; padding: 0.45rem 0.9rem; white-space: nowrap; }

  /* Hero — smaller padding + lighter typography so it doesn't fill the screen. */
  .hero { padding-top: clamp(2.25rem, 7vw, 3rem); padding-bottom: clamp(2rem, 6vw, 2.75rem); }
  .hero h1 { font-size: clamp(1.85rem, 8vw, 2.4rem); max-width: none; }
  .hero .lede { font-size: 1rem; margin: 0.85rem 0 1.4rem; }

  /* Hero buttons stack/share width nicely on narrow screens. */
  .hero-actions { gap: 0.55rem; }
  .hero-actions .btn { flex: 1 1 auto; padding: 0.75rem 1rem; font-size: 0.95rem; }

  /* Stats: more compact. */
  .hero-stats { margin-top: 2rem; padding-top: 1.25rem; gap: 0.9rem; }
  .hero-stat .num { font-size: 1.15rem; }
  .hero-stat .label { font-size: 0.82rem; }

  /* Section padding overall scales down on small screens. */
  section { padding: clamp(2.5rem, 8vw, 3.5rem) 0; }

  /* About image on phones: force a centered square. Source images are tall
     portrait shots of techs at work — square crop keeps the technician
     visible in frame without the photo dominating the page. */
  .about-grid .about-media {
    aspect-ratio: 1 / 1;
    max-width: 360px;
    max-height: none;
    margin: 0 auto;
  }
  .about-grid .about-media img {
    width: 100%;
    height: 100%;
    max-height: none;
    object-fit: cover;
    object-position: center;
  }

  /* Service cards: tighter image and body padding. */
  .service-body { padding: 1.1rem 1.25rem 1.4rem; }

  /* Footer + service detail single-column. */
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-legal { flex-direction: column; }
  .service-detail { grid-template-columns: 1fr; gap: 0.75rem; }
}