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

:root {
  --fire: #FF4500;
  --fire-mid: #FF6B1A;
  --fire-light: #FF8C42;
  --fire-glow: rgba(255,69,0,0.25);
  --ice: #00B4D8;
  --ice-mid: #0077B6;
  --ice-dark: #023E8A;
  --ice-glow: rgba(0,180,216,0.25);
  --dark: #0d1b2a;
  --dark-mid: #1a2f45;
  --dark-card: #142033;
  --white: #ffffff;
  --off-white: #f0f4f8;
  --gray: #8b9db5;
  --gray-dark: #3d5166;
  --text: #e8f0f8;
  --text-dark: #1a2f45;
  --gold: #FFD700;
  --shadow: 0 4px 24px rgba(0,0,0,0.25);
  --shadow-md: 0 8px 40px rgba(0,0,0,0.35);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.25s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Open Sans', sans-serif;
  color: var(--text-dark);
  background: var(--dark);
  line-height: 1.65;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: 'Montserrat', sans-serif;
  line-height: 1.2;
  font-weight: 700;
}

a { text-decoration: none; color: inherit; transition: color var(--transition); }
img { max-width: 100%; display: block; }
ul { list-style: none; }

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 96px 0; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 10px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background var(--transition);
}
.btn:hover::after { background: rgba(255,255,255,0.08); }

.btn-fire {
  background: linear-gradient(135deg, var(--fire), var(--fire-mid), #ff9500);
  color: var(--white);
  box-shadow: 0 4px 20px var(--fire-glow);
}
.btn-fire:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(255,69,0,0.45);
}

.btn-ice {
  background: linear-gradient(135deg, var(--ice-dark), var(--ice-mid), var(--ice));
  color: var(--white);
  box-shadow: 0 4px 20px var(--ice-glow);
}
.btn-ice:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0,180,216,0.45);
}

.btn-nav {
  background: linear-gradient(135deg, var(--fire), var(--fire-mid));
  color: var(--white);
  padding: 10px 20px;
  font-size: 0.88rem;
}
.btn-nav:hover { transform: translateY(-1px); box-shadow: 0 4px 16px var(--fire-glow); }

.btn-white {
  background: var(--white);
  color: var(--fire);
  border-color: var(--white);
  font-weight: 700;
}
.btn-white:hover { background: #f0f4f8; transform: translateY(-2px); }

.btn-full { width: 100%; justify-content: center; }

/* ===== SECTION HEADERS ===== */
.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 { font-size: 2.4rem; margin-bottom: 12px; color: var(--white); }
.section-header .section-sub { color: var(--gray); max-width: 560px; margin: 0 auto; font-size: 1rem; }

.section-tag {
  display: inline-block;
  background: rgba(255,107,26,0.15);
  color: var(--fire-light);
  border: 1px solid rgba(255,107,26,0.3);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 14px;
}

.accent-fire { color: var(--fire-light); }
.accent-ice { color: var(--ice); }

/* ===== HEADER / NAV ===== */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: all 0.3s ease;
}

#header.scrolled {
  background: rgba(13,27,42,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,107,26,0.2);
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

.logo {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 1.25rem;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-emblem {
  position: relative;
  width: 36px; height: 36px;
  background: linear-gradient(135deg, rgba(255,69,0,0.2), rgba(0,180,216,0.2));
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}
.flame-left { position: absolute; left: 2px; top: 2px; font-size: 0.75rem; }
.snowflake-right { position: absolute; right: 2px; bottom: 2px; font-size: 0.7rem; color: var(--ice); }
.logo-accent { color: var(--fire-light); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  color: rgba(255,255,255,0.8);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--fire-light); }

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.6rem;
  cursor: pointer;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 20vh;
  display: flex;
  align-items: center;
  padding-top: 74px;
  overflow: hidden;
}

.hero-bg-img {
  position: absolute;
  inset: 0;
  background: url('team.jpg') center/cover no-repeat;
  transform: scale(1.03);
  transition: transform 8s ease;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(255,69,0,0.55) 0%, rgba(13,27,42,0.75) 40%, rgba(0,77,182,0.6) 100%);
}

/* Animated particles */
.particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.particle {
  position: absolute;
  border-radius: 50%;
  animation: floatUp linear infinite;
  opacity: 0;
}
.particle.flame {
  background: radial-gradient(circle, #ff9500, #ff4500, transparent);
  filter: blur(1px);
}
.particle.snow {
  background: radial-gradient(circle, #00d4ff, #ffffff, transparent);
  filter: blur(0.5px);
}

@keyframes floatUp {
  0% { transform: translateY(100%) translateX(0) scale(0.3); opacity: 0; }
  10% { opacity: 0.8; }
  90% { opacity: 0.4; }
  100% { transform: translateY(-100px) translateX(40px) scale(1.2); opacity: 0; }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
  padding: 72px 24px;
}

.hero-split-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 100px;
  padding: 8px 20px;
  margin-bottom: 22px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.82rem;
}
.tag-hot { color: var(--fire-light); }
.tag-divider { color: rgba(255,255,255,0.4); }
.tag-cool { color: var(--ice); }

.hero h1 {
  font-size: clamp(2.6rem, 5.5vw, 4.2rem);
  color: var(--white);
  margin-bottom: 18px;
  font-weight: 900;
  text-shadow: 0 2px 20px rgba(0,0,0,0.4);
}
.accent-fire { color: var(--fire-light); }
.accent-ice { color: var(--ice); }

.hero-sub {
  color: rgba(255,255,255,0.85);
  font-size: 1.1rem;
  margin-bottom: 32px;
  max-width: 580px;
}

.hero-btns {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-badges {
  display: flex;
  gap: 36px;
  flex-wrap: wrap;
}
.badge { display: flex; flex-direction: column; }
.badge-num {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 1.9rem;
  color: var(--fire-light);
  text-shadow: 0 0 20px rgba(255,107,26,0.5);
}
.badge-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.6);
  font-weight: 500;
}

.hero-wave {
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  z-index: 3;
}
.hero-wave svg { width: 100%; height: 80px; display: block; }

/* ===== TEMP STRIP ===== */
.temp-strip {
  background: var(--dark-mid);
  border-top: 1px solid rgba(255,107,26,0.2);
  border-bottom: 1px solid rgba(0,180,216,0.2);
  padding: 18px 0;
}

.temp-strip-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.temp-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.8);
}
.temp-item.hot { color: var(--fire-light); }
.temp-item.cool { color: var(--ice); }
.temp-icon { font-size: 1.1rem; }
.temp-divider {
  width: 1px;
  height: 24px;
  background: rgba(255,255,255,0.15);
}

/* ===== SERVICES ===== */
.services {
  background: var(--dark);
}

/* Hot/Cold Banner */
.hot-cold-banner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 56px;
  border: 1px solid rgba(255,255,255,0.08);
}

.hc-side {
  padding: 48px 36px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}

.hc-hot {
  background: linear-gradient(135deg, rgba(255,69,0,0.25), rgba(255,107,26,0.1));
  border-right: 1px solid rgba(255,255,255,0.08);
}

.hc-cool {
  background: linear-gradient(135deg, rgba(0,119,182,0.2), rgba(0,180,216,0.1));
  border-left: 1px solid rgba(255,255,255,0.08);
  align-items: flex-end;
  text-align: right;
}

.hc-icon { font-size: 2.8rem; }

.hc-side h3 {
  font-size: 1.5rem;
  color: var(--white);
}

.hc-side ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.hc-hot ul li::before { content: '🔥 '; }
.hc-cool ul li::after { content: ' ❄'; }
.hc-side ul li {
  color: var(--gray);
  font-size: 0.9rem;
  font-weight: 600;
}

.hc-center {
  background: var(--dark-mid);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 32px;
  min-width: 180px;
}

.thermostat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.thermo-dial {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: conic-gradient(
    var(--fire) 0deg,
    var(--fire-light) 60deg,
    #ffd700 120deg,
    var(--ice) 200deg,
    var(--ice-mid) 280deg,
    var(--ice-dark) 360deg
  );
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: 0 0 30px rgba(255,107,26,0.3), 0 0 30px rgba(0,180,216,0.2);
}

.thermo-center {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--dark-mid);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 1.3rem;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.1);
}

.thermostat > p {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.78rem;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  text-align: center;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--dark-card);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.card-glow {
  position: absolute;
  top: -40px; right: -40px;
  width: 120px; height: 120px;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.5;
  transition: opacity 0.3s ease;
}
.service-card:hover .card-glow { opacity: 0.9; }

.glow-hot { background: var(--fire); }
.glow-cool { background: var(--ice); }
.glow-gold { background: var(--gold); }
.glow-green { background: #22c55e; }
.glow-blue { background: #3b82f6; }
.glow-red { background: #ef4444; }

.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255,255,255,0.15);
  box-shadow: var(--shadow-md);
}

.card-hot { border-top: 2px solid var(--fire); }
.card-cool { border-top: 2px solid var(--ice); }
.card-air { border-top: 2px solid #22c55e; }
.card-duct { border-top: 2px solid #3b82f6; }
.card-emergency { border-top: 2px solid #ef4444; }

.featured-card {
  background: linear-gradient(135deg, rgba(255,215,0,0.12), rgba(255,107,26,0.1));
  border: 1px solid rgba(255,215,0,0.25);
  border-top: 2px solid var(--gold);
}

.featured-badge {
  position: absolute;
  top: 16px; right: 16px;
  background: var(--gold);
  color: #1a1a00;
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
}

.service-icon { font-size: 2.4rem; margin-bottom: 16px; display: block; }

.service-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
  color: var(--white);
}

.service-card p {
  color: var(--gray);
  font-size: 0.9rem;
  margin-bottom: 20px;
  line-height: 1.6;
}

.card-link {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--fire-light);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--transition);
}
.card-link:hover { gap: 8px; }
.card-cool .card-link { color: var(--ice); }
.card-air .card-link { color: #22c55e; }
.card-duct .card-link { color: #3b82f6; }
.emergency-link { color: #ef4444; }

/* ===== ABOUT ===== */
.about {
  background: var(--dark-mid);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.about-image-wrap { position: relative; }

.about-photo {
  border-radius: var(--radius-lg);
  width: 100%;
  height: 460px;
  object-fit: cover;
  border: 2px solid rgba(255,255,255,0.08);
  box-shadow: var(--shadow-md);
}

.about-stat-card {
  position: absolute;
  bottom: -20px; right: -20px;
  background: linear-gradient(135deg, var(--fire), var(--fire-mid));
  color: var(--white);
  border-radius: var(--radius);
  padding: 18px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: 0 8px 30px var(--fire-glow);
}
.stat-num {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 1.5rem;
}
.stat-label { font-size: 0.75rem; opacity: 0.9; }

.about-badge-hot, .about-badge-cool {
  position: absolute;
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 0.75rem;
  padding: 6px 14px;
  border-radius: 100px;
}
.about-badge-hot {
  top: 20px; left: -10px;
  background: linear-gradient(135deg, var(--fire), var(--fire-mid));
  color: var(--white);
  box-shadow: 0 4px 16px var(--fire-glow);
}
.about-badge-cool {
  top: 64px; left: -10px;
  background: linear-gradient(135deg, var(--ice-dark), var(--ice));
  color: var(--white);
  box-shadow: 0 4px 16px var(--ice-glow);
}

.about-content .section-tag { display: inline-block; }
.about-content h2 { font-size: 2.1rem; color: var(--white); margin-bottom: 18px; margin-top: 10px; }
.about-content p { color: var(--gray); margin-bottom: 14px; }

.about-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 24px 0 32px;
}
.about-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.04);
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.06);
}
.check { font-size: 1rem; }

/* ===== TESTIMONIALS ===== */
.testimonials { background: var(--dark); }
.testimonials .section-header h2 { color: var(--white); }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--dark-card);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.testimonial-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.tcard-accent {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}
.hot-accent { background: linear-gradient(90deg, var(--fire), var(--fire-light)); }
.cool-accent { background: linear-gradient(90deg, var(--ice-dark), var(--ice)); }

.stars { font-size: 1rem; margin-bottom: 14px; letter-spacing: 2px; }

.testimonial-card p {
  color: var(--gray);
  font-style: italic;
  margin-bottom: 24px;
  line-height: 1.7;
  font-size: 0.95rem;
}

.reviewer {
  display: flex;
  align-items: center;
  gap: 14px;
}
.reviewer-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
}
.av-hot { background: linear-gradient(135deg, var(--fire), var(--fire-mid)); }
.av-cool { background: linear-gradient(135deg, var(--ice-dark), var(--ice)); }
.reviewer strong { display: block; font-size: 0.95rem; color: var(--white); }
.reviewer span { font-size: 0.8rem; color: var(--gray); }

/* ===== CTA BANNER ===== */
.cta-banner {
  background: linear-gradient(135deg, rgba(255,69,0,0.9), rgba(13,27,42,0.95), rgba(0,77,182,0.85));
  padding: 72px 0;
  position: relative;
  overflow: hidden;
  border-top: 1px solid rgba(255,107,26,0.3);
  border-bottom: 1px solid rgba(0,180,216,0.3);
}

.cta-flames {
  position: absolute;
  inset: 0;
  pointer-events: none;
  font-size: 2rem;
  opacity: 0.25;
}
.cta-fire-left {
  position: absolute;
  left: 40px;
  top: 50%;
  transform: translateY(-50%);
  animation: pulse 2s ease-in-out infinite;
}
.cta-snow-right {
  position: absolute;
  right: 40px;
  top: 50%;
  transform: translateY(-50%);
  animation: pulse 2s ease-in-out infinite 1s;
  color: var(--ice);
}
@keyframes pulse {
  0%, 100% { opacity: 0.2; transform: translateY(-50%) scale(1); }
  50% { opacity: 0.5; transform: translateY(-50%) scale(1.15); }
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  position: relative;
  z-index: 2;
}
.cta-banner h2 { color: var(--white); font-size: 2.2rem; }
.cta-banner p { color: rgba(255,255,255,0.75); margin-top: 6px; }
.cta-btns { display: flex; gap: 16px; flex-wrap: wrap; }

/* ===== CONTACT ===== */
.contact { background: var(--dark-mid); }

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 72px;
  align-items: start;
}

.contact-info .section-tag { display: inline-block; }
.contact-info h2 { font-size: 2rem; color: var(--white); margin: 10px 0 14px; }
.contact-info > p { color: var(--gray); margin-bottom: 36px; }

.contact-details { display: flex; flex-direction: column; gap: 20px; margin-bottom: 32px; }

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.06);
}
.contact-icon { font-size: 1.3rem; margin-top: 2px; flex-shrink: 0; }
.contact-item strong { display: block; font-family: 'Montserrat', sans-serif; font-size: 0.82rem; color: var(--fire-light); margin-bottom: 3px; }
.contact-item a, .contact-item span { color: var(--gray); font-size: 0.9rem; }
.contact-item a:hover { color: var(--fire-light); }

.contact-temp-badge {
  background: linear-gradient(135deg, rgba(255,69,0,0.15), rgba(0,119,182,0.15));
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.9rem;
}
.contact-temp-badge span:first-child { color: var(--fire-light); font-weight: 700; }
.contact-temp-badge span:nth-child(2) { color: var(--ice); font-weight: 700; }
.contact-temp-badge strong { color: var(--white); }

/* Form */
.contact-form {
  background: var(--dark-card);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: var(--shadow-md);
}

.form-header {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--white);
  text-align: center;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.form-group label {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 13px 16px;
  border: 1.5px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  font-family: 'Open Sans', sans-serif;
  font-size: 0.92rem;
  color: var(--white);
  background: rgba(255,255,255,0.05);
  transition: all var(--transition);
  outline: none;
  width: 100%;
  resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,0.3); }
.form-group select option { background: var(--dark-mid); color: var(--white); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--fire-mid);
  background: rgba(255,107,26,0.06);
  box-shadow: 0 0 0 3px rgba(255,107,26,0.12);
}

.form-note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--gray);
  margin-top: 12px;
}

.form-success {
  display: none;
  background: rgba(34,197,94,0.15);
  color: #4ade80;
  border: 1px solid rgba(34,197,94,0.3);
  border-radius: 10px;
  padding: 14px;
  text-align: center;
  font-weight: 700;
  margin-top: 14px;
}

/* ===== FOOTER ===== */
.footer {
  background: #070f1a;
  color: rgba(255,255,255,0.6);
  padding-top: 64px;
  border-top: 1px solid rgba(255,107,26,0.15);
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.footer-brand .logo { margin-bottom: 14px; font-size: 1.2rem; }
.footer-brand p { font-size: 0.88rem; max-width: 240px; line-height: 1.6; }

.footer-links h4, .footer-contact h4 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  color: var(--white);
  font-size: 0.9rem;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 0.87rem; transition: color var(--transition); }
.footer-links a:hover { color: var(--fire-light); }

.footer-contact p { font-size: 0.87rem; margin-bottom: 8px; }
.footer-contact a:hover { color: var(--fire-light); }

.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.3);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .about-inner { gap: 44px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .hot-cold-banner { grid-template-columns: 1fr; }
  .hc-center { display: none; }
  .hc-cool { align-items: flex-start; text-align: left; }
  .hc-cool ul li::after { display: none; }
  .hc-cool ul li::before { content: '❄ '; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .menu-toggle { display: block; }

  .nav-links {
    position: fixed;
    top: 74px; left: 0; right: 0;
    background: rgba(7,15,26,0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    gap: 0;
    padding: 0;
    transform: translateY(-110%);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
    box-shadow: 0 8px 30px rgba(0,0,0,0.4);
    border-bottom: 1px solid rgba(255,107,26,0.2);
  }
  .nav-links.open { transform: translateY(0); opacity: 1; }
  .nav-links li { width: 100%; }
  .nav-links a {
    display: block;
    padding: 16px 24px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-size: 1rem;
  }
  .btn-nav { margin: 12px 24px; border-radius: 10px; justify-content: center; display: flex; }

  .hero-content { padding: 56px 24px; }
  .hero h1 { font-size: 2.2rem; }
  .hero-btns { flex-direction: column; max-width: 280px; }
  .hero-badges { gap: 24px; }

  .section-header h2 { font-size: 1.9rem; }
  .services-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .about-inner { grid-template-columns: 1fr; gap: 48px; }
  .about-stat-card { right: 0; }
  .about-list { grid-template-columns: 1fr; }
  .contact-inner { grid-template-columns: 1fr; gap: 40px; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 28px 20px; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .cta-banner h2 { font-size: 1.7rem; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .temp-strip-inner { gap: 12px; }
  .temp-divider { display: none; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.9rem; }
  .footer-inner { grid-template-columns: 1fr; }
  .hot-cold-banner { border-radius: var(--radius); }
}

/* ===== ANIMATIONS ===== */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }