/* =============================================
   Instant HVAC Repair Boston
   Palette: #1a2332 (navy-slate) / #f0f4f8 (ice) / #f97316 (orange)
   Display: Bebas Neue  /  Body: Inter
   ============================================= */

/* --- RESET & BASE --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Palette */
  --navy: #1a2332;
  --navy-light: #243044;
  --ice: #f0f4f8;
  --ice-dim: #d6dfe8;
  --orange: #f97316;
  --orange-hover: #ea580c;
  --orange-glow: rgba(249, 115, 22, 0.25);
  --text: #e8edf2;
  --text-muted: #9aa8b8;
  --card-bg: #1f2a3d;
  --card-border: #2a374d;

  /* Spacing scale */
  --space-4: 4px;
  --space-8: 8px;
  --space-16: 16px;
  --space-24: 24px;
  --space-32: 32px;
  --space-48: 48px;
  --space-64: 64px;
  --space-96: 96px;
  --space-128: 128px;

  /* Typography */
  --display: 'Bebas Neue', sans-serif;
  --body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--body);
  background: var(--navy);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-24);
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--body);
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  border: 2px solid transparent;
  letter-spacing: 0.01em;
}

.btn-primary {
  background: var(--orange);
  color: #fff;
  border-color: var(--orange);
}

.btn-primary:hover {
  background: var(--orange-hover);
  border-color: var(--orange-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px var(--orange-glow);
}

.btn-outline {
  background: transparent;
  color: var(--ice);
  border-color: var(--ice-dim);
}

.btn-outline:hover {
  background: rgba(240, 244, 248, 0.08);
  border-color: var(--ice);
  transform: translateY(-1px);
}

.btn-full { width: 100%; }

/* --- SECTION LABEL --- */
.section-label {
  font-family: var(--display);
  font-size: 2.4rem;
  letter-spacing: 0.04em;
  color: var(--ice);
  margin-bottom: var(--space-48);
  line-height: 1.1;
  text-transform: uppercase;
}

/* =============================================
   HERO
   ============================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: var(--space-96) 0 var(--space-64);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 30%, rgba(249, 115, 22, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 60% 50% at 80% 70%, rgba(240, 244, 248, 0.03) 0%, transparent 70%),
    linear-gradient(180deg, var(--navy) 0%, var(--navy-light) 100%);
  z-index: 0;
}

.hero-accent-band {
  position: absolute;
  top: 0;
  right: -10%;
  width: 38%;
  height: 100%;
  background: linear-gradient(180deg, rgba(249, 115, 22, 0.12) 0%, rgba(249, 115, 22, 0.04) 100%);
  transform: skewX(-12deg);
  transform-origin: top right;
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-48);
  align-items: center;
  width: 100%;
}

.hero-text { max-width: 780px; }

.hero-tagline {
  font-family: var(--body);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--orange);
  margin-bottom: var(--space-16);
}

.hero-title {
  font-family: var(--display);
  font-size: clamp(3.6rem, 12vw, 7.5rem);
  line-height: 0.92;
  letter-spacing: 0.03em;
  color: var(--ice);
  text-transform: uppercase;
  margin-bottom: var(--space-24);
}

.hero-title-accent {
  color: var(--orange);
  display: block;
}

.hero-subtitle {
  font-size: 1.2rem;
  line-height: 1.5;
  color: var(--text-muted);
  max-width: 540px;
  margin-bottom: var(--space-40);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-16);
}

.hero-badge {
  display: flex;
  align-items: center;
  justify-content: center;
}

.badge-inner {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: var(--space-24) var(--space-32);
  text-align: center;
  backdrop-filter: blur(8px);
}

.badge-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.badge-value {
  display: block;
  font-family: var(--display);
  font-size: 2rem;
  letter-spacing: 0.04em;
  color: var(--orange);
}

/* =============================================
   TRUST BAR
   ============================================= */
.trust-bar {
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
  padding: var(--space-20) 0;
  background: var(--navy-light);
}

.trust-bar-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-32) var(--space-48);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ice-dim);
}

.trust-icon {
  font-size: 1.1rem;
  color: var(--orange);
}

/* =============================================
   REVIEWS
   ============================================= */
.reviews {
  padding: var(--space-96) 0;
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-24);
}

.review-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: var(--space-32);
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.review-stars {
  font-size: 1.2rem;
  color: var(--orange);
  letter-spacing: 2px;
}

.review-text {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text);
  flex: 1;
}

.review-author {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

/* =============================================
   SERVICES
   ============================================= */
.services {
  padding: var(--space-96) 0;
  background: var(--navy-light);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-24);
}

.service-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: var(--space-32);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.service-card:hover {
  transform: translateY(-3px);
  border-color: var(--orange);
}

.service-icon {
  font-size: 1.8rem;
  margin-bottom: var(--space-16);
}

.service-title {
  font-family: var(--display);
  font-size: 1.5rem;
  letter-spacing: 0.03em;
  color: var(--ice);
  margin-bottom: var(--space-8);
  text-transform: uppercase;
}

.service-desc {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-muted);
}

/* =============================================
   CONTACT
   ============================================= */
.contact {
  padding: var(--space-96) 0;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-64);
  align-items: start;
}

.contact-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: var(--space-32);
  max-width: 480px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
  margin-bottom: var(--space-32);
}

.detail-row {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  font-size: 1rem;
}

.detail-icon { font-size: 1.2rem; }

.detail-link {
  color: var(--orange);
  font-weight: 600;
  font-size: 1.15rem;
}

.detail-link:hover { color: var(--orange-hover); }

/* Hours table */
.hours-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.hours-table caption {
  font-family: var(--display);
  font-size: 1.2rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ice);
  text-align: left;
  margin-bottom: var(--space-16);
}

.hours-table td {
  padding: var(--space-8) 0;
  border-bottom: 1px solid var(--card-border);
  color: var(--text-muted);
}

.hours-table td:last-child {
  text-align: right;
  color: var(--text);
  font-weight: 500;
}

/* --- Contact Form --- */
.contact-form {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: var(--space-40);
}

.form-heading {
  font-family: var(--display);
  font-size: 1.8rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--ice);
  margin-bottom: var(--space-8);
}

.form-sub {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: var(--space-24);
}

.contact-form label {
  display: block;
  margin-bottom: var(--space-16);
}

.label-text {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ice-dim);
  margin-bottom: var(--space-6);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--body);
  font-size: 0.95rem;
  background: var(--navy);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  color: var(--text);
  transition: border-color 0.2s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 3px var(--orange-glow);
}

.form-status {
  margin-top: var(--space-12);
  font-size: 0.9rem;
  color: var(--orange);
  text-align: center;
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
  border-top: 1px solid var(--card-border);
  padding: var(--space-40) 0;
  background: var(--navy-light);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-24);
}

.footer-info p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.footer-info a {
  color: var(--orange);
}

.footer-info a:hover {
  color: var(--orange-hover);
}

.attribution {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.attribution a {
  color: var(--text-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.attribution a:hover {
  color: var(--ice);
}

/* =============================================
   RESPONSIVE
   ============================================= */

/* Tablet */
@media (max-width: 900px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-text { max-width: 100%; }
  .hero-subtitle { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-badge { display: none; }

  .reviews-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-layout { grid-template-columns: 1fr; gap: var(--space-48); }
}

/* Phone */
@media (max-width: 640px) {
  .container { padding: 0 var(--space-16); }

  .hero { min-height: 90vh; padding: var(--space-64) 0 var(--space-48); }

  .hero-title {
    font-size: clamp(2.8rem, 14vw, 4.5rem);
  }

  .hero-tagline { font-size: 0.75rem; }

  .hero-subtitle { font-size: 1rem; }

  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }

  .trust-bar-grid {
    flex-direction: column;
    align-items: center;
    gap: var(--space-12);
  }

  .section-label { font-size: 1.8rem; margin-bottom: var(--space-32); }

  .services-grid { grid-template-columns: 1fr; }

  .reviews { padding: var(--space-64) 0; }
  .services { padding: var(--space-64) 0; }
  .contact { padding: var(--space-64) 0; }

  .contact-form { padding: var(--space-24); }

  .hours-table { font-size: 0.85rem; }

  .footer-inner { flex-direction: column; text-align: center; }
}