/* Ardin Heating & Cooling — dark theme (black / navy / coral), mobile-first */

:root {
  color-scheme: dark;
  --coral: #E8602F;
  --coral-dark: #D15427;
  --navy: #0A1F33;
  --navy-deep: #060D18;
  --navy-soft: #12283F;
  --blue: #5B9BD5;
  --cream: #000000;
  --white: #FFFFFF;
  --pale-blue: #161A20;
  --peach: #161A20;
  --slate: #C9CDD3;
  --slate-soft: #9AA3AD;
  --stars: #EE7B4A;
  --hairline: #2A2D33;
  --serif: "Playfair Display", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --radius-card: 24px;
  --shadow-soft: 0 18px 50px rgba(0, 0, 0, 0.55);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: #000000;
  color: var(--slate);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

.container { max-width: 1150px; margin: 0 auto; padding: 0 24px; }

h1, h2, h3, .wordmark, .big-rating, .hero-brand-name {
  font-family: var(--serif);
  color: #FFFFFF;
  line-height: 1.12;
  font-weight: 700;
}

/* ---------- Utility bar ---------- */
.utility-bar {
  background: var(--navy-deep);
  color: #fff;
  font-size: 13px;
  border-bottom: 1px solid #141B26;
}
.utility-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding-top: 9px;
  padding-bottom: 9px;
}
.utility-bar a { color: #fff; font-weight: 600; text-decoration: underline; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: #000000;
  border-bottom: 1px solid var(--hairline);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 12px;
  padding-bottom: 12px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-logo {
  width: 44px; height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid #FFFFFF;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.25), 0 0 26px rgba(255, 255, 255, 0.35);
}
.wordmark { font-size: 19px; font-weight: 700; color: #FFFFFF; white-space: nowrap; }
.main-nav { display: flex; align-items: center; gap: 30px; }
.main-nav a {
  color: var(--slate);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
}
.main-nav a:hover { color: #FFFFFF; }
.header-cta { display: flex; align-items: center; gap: 12px; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  padding: 10px;
  cursor: pointer;
}
.hamburger span { display: block; width: 24px; height: 2px; background: #FFFFFF; border-radius: 2px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 15px 30px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 16px;
  text-decoration: none;
  border: 0;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  white-space: nowrap;
}
.btn .icon { width: 18px; height: 18px; flex: none; }
.btn-primary {
  background: var(--coral);
  color: var(--navy);
  box-shadow: 0 10px 26px rgba(232, 96, 47, 0.35);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 14px 30px rgba(232, 96, 47, 0.42); }
.btn-outline {
  background: transparent;
  color: #FFFFFF;
  border: 1.5px solid rgba(255, 255, 255, 0.55);
}
.btn-outline:hover { background: rgba(255, 255, 255, 0.08); }
.btn-sm { padding: 11px 22px; font-size: 15px; }

/* ---------- Promo banner ---------- */
.promo { background: var(--coral); color: var(--navy); }
.promo-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px 14px;
  padding-top: 13px;
  padding-bottom: 13px;
  text-align: center;
}
.pill-navy {
  background: var(--navy);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 6px 14px;
  border-radius: 999px;
}
.promo strong { font-size: 16px; font-weight: 700; }
.promo-link { color: var(--navy); font-weight: 700; text-decoration: underline; font-size: 16px; }

/* ---------- Hero ---------- */
.hero { padding: 64px 0 72px; overflow: hidden; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}
.hero-brand { display: flex; align-items: center; gap: 18px; margin-bottom: 30px; }
.hero-logo {
  width: 96px; height: 96px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid #FFFFFF;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.25), 0 0 44px rgba(255, 255, 255, 0.35);
  flex: none;
}
.hero-brand-name { font-size: 26px; font-weight: 700; }
.hero-brand-sub { font-family: var(--sans); color: var(--slate-soft); font-size: 14px; margin-top: 2px; }

.kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--blue);
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 18px;
}
.kicker-dash { width: 34px; height: 3px; background: var(--coral); border-radius: 2px; flex: none; }
.kicker-sm { font-size: 13px; margin-bottom: 14px; }

.hero h1 {
  font-size: clamp(3rem, 6.4vw, 5rem);
  font-weight: 800;
  margin-bottom: 22px;
  letter-spacing: -0.01em;
}
.hero h1 .accent { color: var(--blue); }
.lede { font-size: 17px; color: var(--slate); max-width: 46ch; margin-bottom: 30px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 26px; }
.rating-row { font-size: 15px; color: var(--slate-soft); }
.rating-row strong { color: var(--slate); }
.stars { color: var(--stars); letter-spacing: 2px; margin-right: 6px; }

.hero-art { position: relative; }
.blob {
  position: absolute;
  top: -34px; right: -30px;
  width: 78%; height: 46%;
  background: rgba(91, 155, 213, 0.16);
  border-radius: 50%;
  filter: blur(2px);
  z-index: 0;
}
.art-panel {
  position: relative;
  z-index: 1;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  border: 1px solid #232A35;
}
.art-panel svg { display: block; width: 100%; height: auto; }
.hours-card {
  position: absolute;
  z-index: 2;
  left: -26px;
  bottom: 34px;
  background: #1A1C1F;
  border: 1px solid var(--hairline);
  border-radius: 6px;
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.55);
  padding: 14px 20px;
}
.hours-title { font-weight: 700; color: #FFFFFF; font-size: 15px; display: flex; align-items: center; gap: 8px; margin-bottom: 2px; }
.hours-title .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--coral); }
.hours-text { font-size: 13.5px; color: var(--slate-soft); }

/* ---------- Services ---------- */
.services { background: #111214; padding: 88px 0 96px; }
.section-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: end;
  margin-bottom: 56px;
}
.section-head h2 { font-size: clamp(2.1rem, 4vw, 3.1rem); font-weight: 800; }
.section-head p { color: var(--slate); font-size: 16px; }
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.service-card { padding: 8px 40px 8px 0; }
.service-card + .service-card { border-left: 1px solid var(--hairline); padding-left: 40px; }
.service-icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px;
  border: 1px solid #2A2D33;
}
.service-icon svg { width: 26px; height: 26px; }
.icon-blue { background: var(--pale-blue); color: var(--blue); }
.icon-peach { background: var(--peach); color: var(--coral); }
.service-card h3 {
  font-family: var(--sans);
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 16px;
}
.service-card ul { list-style: none; }
.service-card li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 12px;
  font-size: 15.5px;
  color: var(--slate);
}
.service-card li::before {
  content: "";
  position: absolute;
  left: 0; top: 10px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--coral);
}

/* ---------- Reviews ---------- */
.reviews { padding: 88px 0; }
.reviews-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 64px;
  align-items: center;
}
.rating-card {
  background: var(--navy-deep);
  color: #fff;
  border: 1px solid #1C2530;
  border-radius: 22px;
  padding: 44px 40px;
}
.big-rating {
  font-family: var(--serif);
  font-size: 5.4rem;
  font-weight: 600;
  color: #FFFFFF;
  line-height: 1;
  margin-bottom: 10px;
}
.stars-lg { font-size: 22px; margin-bottom: 10px; }
.rating-sub { font-weight: 600; font-size: 16px; margin-bottom: 26px; }
.rating-note { font-size: 13px; color: #9DB2C7; line-height: 1.5; }
.rating-link { margin-top: 12px; }
.rating-link a { color: var(--coral); font-weight: 600; font-size: 14px; text-decoration: none; }
.rating-link a:hover { text-decoration: underline; }
.reviews-copy h2 { font-size: clamp(2.2rem, 4.4vw, 3.4rem); font-weight: 800; margin-bottom: 16px; }
.reviews-copy p { font-size: 16.5px; color: var(--slate); margin-bottom: 26px; }
.tag-pills { display: flex; flex-wrap: wrap; gap: 12px; }
.tag-pill {
  background: #161A20;
  border: 1px solid var(--hairline);
  color: #FFFFFF;
  font-weight: 600;
  font-size: 14.5px;
  padding: 10px 20px;
  border-radius: 999px;
}

/* ---------- Review carousel ---------- */
.review-carousel-wrap { margin-top: 56px; }
.review-carousel {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none; /* Firefox: hide scrollbar, swipe still works */
  padding: 6px 4px 14px; /* room so card shadows/rings are not clipped */
}
.review-carousel::-webkit-scrollbar { display: none; } /* Chrome/Safari: hide scrollbar */
.review-card {
  background: #161A20;
  border: 1px solid var(--hairline);
  border-radius: 18px;
  padding: 28px 26px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  flex: 0 0 340px;      /* fixed-width boxed card, side by side */
  max-width: 340px;
  scroll-snap-align: start;
}
.carousel-controls {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 28px;
}
.carousel-btn {
  width: 52px;
  height: 52px;
  min-width: 52px;
  border-radius: 50%;
  border: none;
  background: var(--coral);
  color: #0A1F33;
  font-size: 30px;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding-bottom: 4px;
  box-shadow: 0 8px 24px rgba(232, 96, 47, 0.35);
  transition: background 0.2s ease, transform 0.2s ease;
}
.carousel-btn:hover { background: var(--coral-dark); }
.carousel-btn:active { transform: scale(0.94); }
.carousel-btn:focus-visible { outline: 2px solid #FFFFFF; outline-offset: 3px; }
.review-stars { color: var(--stars); letter-spacing: 3px; font-size: 16px; }
.review-text { font-size: 15px; color: var(--slate); line-height: 1.65; flex: 1; }
.review-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 14px;
  color: var(--slate-soft);
}
.review-meta strong { color: #FFFFFF; font-weight: 700; }
.via {
  font-size: 12.5px;
  white-space: nowrap;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  padding: 3px 10px;
}
.reviews-cta { margin-top: 40px; display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }

/* ---------- Contact ---------- */
.contact { padding: 8px 0 96px; }
.contact-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  border: 1px solid #232A35;
}
.contact-left { background: var(--pale-blue); padding: 60px 56px; }
.contact-left h2 { font-size: clamp(2.4rem, 4.6vw, 3.6rem); font-weight: 800; margin-bottom: 16px; }
.contact-left p { color: var(--slate); font-size: 16px; margin-bottom: 30px; max-width: 38ch; }
.contact-right {
  background: var(--navy-deep);
  color: #fff;
  padding: 60px 56px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 30px;
}
.contact-row { display: flex; align-items: flex-start; gap: 16px; }
.contact-row .icon { width: 22px; height: 22px; margin-top: 3px; flex: none; }
.icon-coral { color: var(--coral); }
.contact-label { font-size: 13.5px; color: #9DB2C7; margin-bottom: 2px; }
.contact-link { color: #fff; font-weight: 700; font-size: 18px; text-decoration: underline; text-underline-offset: 3px; }
.contact-hours { font-size: 14.5px; color: #9DB2C7; border-top: 1px solid rgba(255,255,255,0.14); padding-top: 22px; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--hairline); }
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding-top: 26px;
  padding-bottom: 30px;
}
.footer-brand { font-weight: 700; color: #FFFFFF; font-size: 14.5px; }
.footer-meta { font-size: 13.5px; color: var(--slate-soft); }
.footer-social-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding-bottom: 28px; font-size: 13.5px; }
.footer-social-label { color: var(--slate-soft); }
.footer-social-link { color: var(--text-soft); text-decoration: none; }
.footer-social-link:hover { color: var(--coral); text-decoration: underline; }
.footer-social-sep { color: var(--slate-soft); }

/* ---------- FAQ ---------- */
.faq { padding: 88px 0; }
.faq-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.faq-card {
  background: #161A20;
  border: 1px solid var(--hairline);
  border-radius: 18px;
  padding: 28px 26px;
}
.faq-card h3 {
  font-family: var(--sans);
  font-size: 17px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 12px;
  line-height: 1.4;
}
.faq-card p { font-size: 15px; color: var(--slate); line-height: 1.65; }

/* ---------- Service descriptions ---------- */
.service-desc { font-size: 15.5px; color: var(--slate); margin-bottom: 16px; line-height: 1.6; }

/* ---------- Areas served ---------- */
.areas { padding: 0 0 88px; }
.areas-inner { text-align: center; }
.areas-inner h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); margin-bottom: 24px; }
.areas-pills { justify-content: center; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: 56px; }
  .hero-art { max-width: 620px; }
  .section-head { grid-template-columns: 1fr; align-items: start; gap: 14px; }
  .reviews-grid { grid-template-columns: 1fr; gap: 40px; }
  .rating-card { max-width: 420px; }
  .contact-card { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .service-grid { grid-template-columns: 1fr; }
  .faq-grid { grid-template-columns: 1fr; }
  .review-carousel-wrap { margin-top: 40px; }
  .review-card { flex-basis: 85vw; max-width: 85vw; } /* nearly full-width card on phones */
  .service-card { padding: 28px 0; }
  .service-card + .service-card { border-left: 0; border-top: 1px solid var(--hairline); padding-left: 0; }
  .service-card:first-child { padding-top: 0; }
}

@media (max-width: 720px) {
  .main-nav {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: #0B0D10;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    border-bottom: 1px solid var(--hairline);
    box-shadow: 0 18px 30px rgba(0, 0, 0, 0.55);
  }
  .site-header { position: sticky; }
  .header-inner { position: relative; }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 16px 24px; border-top: 1px solid var(--hairline); font-size: 16px; }
  .hamburger { display: flex; }
  .header-cta .btn-sm { padding: 10px 18px; font-size: 14px; }
  .wordmark { font-size: 16px; }
  .hero { padding: 48px 0 56px; }
  .hero-logo { width: 72px; height: 72px; }
  .hero-brand-name { font-size: 21px; }
  .hours-card { left: 12px; bottom: 18px; }
  .contact-left, .contact-right { padding: 44px 32px; }
  .services, .reviews, .faq { padding: 64px 0; }
  .areas { padding-bottom: 64px; }
  .contact { padding-bottom: 64px; }
  .utility-inner span:first-child { display: none; }
  .utility-inner { justify-content: center; }
  .btn { min-height: 52px; }
}