/* ============================================
   Dewy's Heating and Air — Styles
   Palette: Midnight Blue (#0A2E4C) + Mint (#34D399)
   ============================================ */

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --midnight: #0A2E4C;
  --midnight-deep: #061D30;
  --midnight-light: #134B74;
  --mint: #34D399;
  --mint-light: #6EE7B7;
  --mint-dark: #059669;
  --slate-50: #F8FAFC;
  --slate-100: #F1F5F9;
  --slate-200: #E2E8F0;
  --slate-300: #CBD5E1;
  --slate-400: #94A3B8;
  --slate-500: #64748B;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1E293B;
  --slate-900: #0F172A;
  --white: #FFFFFF;
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(10,46,76,0.08);
  --shadow-md: 0 4px 20px rgba(10,46,76,0.10);
  --shadow-lg: 0 12px 40px rgba(10,46,76,0.14);
  --shadow-xl: 0 20px 60px rgba(10,46,76,0.18);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  color: var(--slate-800);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }
ul { list-style: none; }

.skip-link {
  position: absolute; top: -100%; left: 1rem;
  background: var(--midnight); color: var(--white);
  padding: 0.5rem 1rem; border-radius: var(--radius-sm);
  z-index: 1000; font-weight: 600;
}
.skip-link:focus { top: 1rem; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

/* ── Typography ── */
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; color: var(--midnight); }

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mint-dark);
  background: rgba(52,211,153,0.12);
  border: 1px solid rgba(52,211,153,0.25);
  padding: 0.35rem 0.85rem;
  border-radius: 50px;
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--slate-500);
  max-width: 600px;
  line-height: 1.7;
}

.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-header .section-subtitle { margin: 0 auto; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--mint);
  color: var(--midnight);
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--mint-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(52,211,153,0.35);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.4);
}
.btn-outline:hover, .btn-outline:focus {
  background: var(--white);
  color: var(--midnight);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-light {
  background: var(--white);
  color: var(--midnight);
}
.btn-light:hover, .btn-light:focus {
  background: var(--slate-100);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-lg { padding: 1rem 2rem; font-size: 1.05rem; }
.btn-full { width: 100%; justify-content: center; }

/* ── Navbar ── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--slate-200);
  transition: var(--transition);
}
.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.navbar-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--midnight);
  flex-shrink: 0;
}
.logo-light { color: var(--white); }

.logo-icon { color: var(--midnight); }
.logo-light .logo-icon { color: var(--mint); }

.logo-accent { color: var(--mint-dark); }
.logo-light .logo-accent { color: var(--mint); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}
.nav-links a {
  padding: 0.5rem 0.85rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--slate-600);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.nav-links a:hover, .nav-links a:focus {
  color: var(--midnight);
  background: var(--slate-100);
}

.nav-phone {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--midnight);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  background: rgba(52,211,153,0.1);
  transition: var(--transition);
  flex-shrink: 0;
}
.nav-phone:hover { background: rgba(52,211,153,0.2); }
.nav-phone svg { color: var(--mint-dark); }

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
  margin-left: auto;
}
.hamburger, .hamburger::before, .hamburger::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--midnight);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger::before, .hamburger::after {
  content: '';
  position: absolute;
}
.hamburger { position: relative; }
.hamburger::before { top: -7px; left: 0; }
.hamburger::after { top: 7px; left: 0; }
.mobile-toggle[aria-expanded="true"] .hamburger { background: transparent; }
.mobile-toggle[aria-expanded="true"] .hamburger::before { top: 0; transform: rotate(45deg); }
.mobile-toggle[aria-expanded="true"] .hamburger::after { top: 0; transform: rotate(-45deg); }

/* ── Hero ── */
.hero {
  padding-top: 72px;
  background: var(--midnight);
  min-height: 92vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 40%, rgba(52,211,153,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 50% 80% at 20% 80%, rgba(19,75,116,0.4) 0%, transparent 50%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
  padding: 4rem 0;
}

.hero-content { max-width: 540px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mint);
  background: rgba(52,211,153,0.1);
  border: 1px solid rgba(52,211,153,0.25);
  padding: 0.45rem 1rem;
  border-radius: 50px;
  margin-bottom: 1.5rem;
}
.badge-dot {
  width: 8px; height: 8px;
  background: var(--mint);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  color: var(--white);
  line-height: 1.12;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}
.hero-title em {
  font-style: normal;
  color: var(--mint);
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--slate-300);
  line-height: 1.75;
  margin-bottom: 2rem;
  max-width: 480px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--slate-300);
}
.trust-item svg { color: var(--mint); flex-shrink: 0; }

.hero-image { position: relative; }

.hero-img-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  aspect-ratio: 6/7;
}
.hero-img-wrapper img { width: 100%; height: 100%; object-fit: cover; }

.hero-stat-card {
  position: absolute;
  bottom: -1rem;
  left: -2rem;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--midnight);
}
.stat-number span { color: var(--mint-dark); }
.stat-label { font-size: 0.8rem; color: var(--slate-500); line-height: 1.3; }

/* ── Services ── */
.services {
  padding: 6rem 0;
  background: var(--slate-50);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 2rem;
  border: 1px solid var(--slate-200);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  border-color: var(--mint);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.service-icon {
  width: 56px; height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(52,211,153,0.1);
  border-radius: var(--radius-sm);
  color: var(--mint-dark);
  margin-bottom: 1.25rem;
  transition: var(--transition);
}
.service-card:hover .service-icon {
  background: var(--mint);
  color: var(--midnight);
}

.service-title {
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
  color: var(--midnight);
}

.service-desc {
  font-size: 0.9rem;
  color: var(--slate-500);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 1.25rem;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--mint-dark);
  transition: var(--transition);
}
.service-link:hover { gap: 0.7rem; }
.service-link svg { transition: var(--transition); }

/* ── Why Us ── */
.why-us {
  padding: 6rem 0;
  background: var(--white);
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.why-content .section-subtitle { margin-bottom: 2rem; }

.why-list { display: flex; flex-direction: column; gap: 1.25rem; }

.why-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.why-check {
  width: 28px; height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(52,211,153,0.12);
  border-radius: 50%;
  color: var(--mint-dark);
  flex-shrink: 0;
  margin-top: 2px;
}
.why-item strong {
  display: block;
  font-size: 1rem;
  color: var(--midnight);
  margin-bottom: 0.15rem;
}
.why-item-desc {
  font-size: 0.88rem;
  color: var(--slate-500);
  line-height: 1.6;
}

.why-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 7/8;
}
.why-image img { width: 100%; height: 100%; object-fit: cover; }

/* ── About ── */
.about {
  padding: 6rem 0;
  background: var(--slate-50);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-images { position: relative; }

.about-img-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 6/5;
}
.about-img-main img { width: 100%; height: 100%; object-fit: cover; }

.about-img-secondary {
  position: absolute;
  bottom: -2rem;
  right: -1rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 4px solid var(--white);
  aspect-ratio: 7/5;
  max-width: 260px;
}
.about-img-secondary img { width: 100%; height: 100%; object-fit: cover; }

.about-content .section-subtitle { margin-bottom: 1.25rem; }
.about-content p {
  font-size: 0.95rem;
  color: var(--slate-600);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.about-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--slate-200);
}

.about-stat { text-align: center; flex: 1; }
.stat-num {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--midnight);
  line-height: 1;
}
.stat-num span { color: var(--mint-dark); }
.stat-text {
  font-size: 0.78rem;
  color: var(--slate-500);
  margin-top: 0.35rem;
  line-height: 1.3;
}
.about-stat-divider {
  width: 1px;
  height: 48px;
  background: var(--slate-200);
  flex-shrink: 0;
}

/* ── Testimonials ── */
.testimonials {
  padding: 6rem 0;
  background: var(--white);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--slate-50);
  border-radius: var(--radius-md);
  padding: 2rem;
  border: 1px solid var(--slate-200);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.testimonial-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--mint);
}

.testimonial-stars {
  display: flex;
  gap: 0.2rem;
  color: #F59E0B;
  margin-bottom: 1rem;
}

.testimonial-card blockquote {
  font-size: 0.95rem;
  color: var(--slate-700);
  line-height: 1.75;
  flex: 1;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--slate-200);
}
.author-avatar {
  width: 40px; height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--midnight);
  color: var(--mint);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}
.testimonial-author strong {
  display: block;
  font-size: 0.9rem;
  color: var(--midnight);
}
.testimonial-author span {
  font-size: 0.8rem;
  color: var(--slate-400);
}

/* ── CTA ── */
.cta {
  padding: 5rem 0;
  background: var(--midnight);
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 80% 50%, rgba(52,211,153,0.1) 0%, transparent 60%);
  pointer-events: none;
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  position: relative;
  z-index: 1;
  flex-wrap: wrap;
}
.cta-content { max-width: 520px; }
.cta-title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  color: var(--white);
  margin-bottom: 0.75rem;
}
.cta-text { color: var(--slate-300); font-size: 1.05rem; line-height: 1.7; }
.cta-actions { display: flex; gap: 1rem; flex-shrink: 0; flex-wrap: wrap; }

/* ── Contact ── */
.contact {
  padding: 6rem 0;
  background: var(--slate-50);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info .section-subtitle { margin-bottom: 2rem; }

.contact-details { display: flex; flex-direction: column; gap: 1.5rem; }

.contact-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.contact-icon {
  width: 48px; height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(52,211,153,0.1);
  border-radius: var(--radius-sm);
  color: var(--mint-dark);
  flex-shrink: 0;
}
.contact-item strong {
  display: block;
  font-size: 0.95rem;
  color: var(--midnight);
  margin-bottom: 0.2rem;
}
.contact-item p {
  font-size: 0.9rem;
  color: var(--slate-500);
  line-height: 1.6;
}
.contact-item a {
  color: var(--mint-dark);
  transition: var(--transition);
}
.contact-item a:hover { color: var(--midnight); }

.contact-form-wrapper {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--slate-200);
}

.form-title {
  font-size: 1.35rem;
  margin-bottom: 1.5rem;
  color: var(--midnight);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.form-group { margin-bottom: 1rem; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--slate-700);
  margin-bottom: 0.4rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--slate-200);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--slate-800);
  background: var(--white);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--mint);
  box-shadow: 0 0 0 3px rgba(52,211,153,0.15);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--slate-400); }
.form-group textarea { resize: vertical; min-height: 100px; }

.form-success {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1rem;
  padding: 1rem;
  background: rgba(52,211,153,0.1);
  border: 1px solid rgba(52,211,153,0.3);
  border-radius: var(--radius-sm);
  color: var(--mint-dark);
  font-size: 0.9rem;
  font-weight: 500;
}
.form-success svg { flex-shrink: 0; }

/* ── Footer ── */
.footer {
  background: var(--midnight-deep);
  color: var(--slate-400);
  padding: 4rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  padding-bottom: 3rem;
}

.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.7;
  margin-top: 1rem;
  max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--white);
  margin-bottom: 1rem;
}

.footer-links ul { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-links a {
  font-size: 0.88rem;
  color: var(--slate-400);
  transition: var(--transition);
}
.footer-links a:hover { color: var(--mint); }

.footer-contact p {
  font-size: 0.88rem;
  line-height: 1.8;
}
.footer-contact a {
  color: var(--slate-400);
  transition: var(--transition);
}
.footer-contact a:hover { color: var(--mint); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 1.5rem 0;
  text-align: center;
}
.footer-bottom p { font-size: 0.8rem; color: var(--slate-500); }

/* ── Scroll Reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Mobile Menu ── */
@media (max-width: 900px) {
  .mobile-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: 72px;
    left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 1.5rem;
    gap: 0.25rem;
    border-bottom: 1px solid var(--slate-200);
    box-shadow: var(--shadow-md);
    transform: translateY(-120%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 99;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { padding: 0.75rem 1rem; width: 100%; }
  .nav-phone { display: none; }
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; text-align: center; }
  .hero-content { max-width: 100%; }
  .hero-subtitle { max-width: 100%; margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-trust { justify-content: center; }
  .hero-image { max-width: 480px; margin: 0 auto; }
  .hero-stat-card { left: 50%; transform: translateX(-50%); }

  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: 1fr; }
  .why-image { order: -1; max-height: 400px; }
  .about-grid { grid-template-columns: 1fr; }
  .about-images { max-width: 480px; }
  .testimonials-grid { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cta-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 600px) {
  .services-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .about-stats { flex-direction: column; gap: 1rem; }
  .about-stat-divider { width: 48px; height: 1px; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding-bottom: 3rem; }
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .cta-actions { flex-direction: column; width: 100%; }
  .cta-actions .btn-lg { width: 100%; justify-content: center; }
}