:root {
  --font-heading: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --line: rgba(166, 17, 17, 0.22);
  --glass: rgba(255, 255, 255, 0.78);
}

html { scroll-behavior: smooth; }

body {
  min-width: 320px;
  overflow-x: hidden;
  font-size: 16px;
  line-height: 1.7;
}

body.mobile-menu-open { overflow: hidden; }

h1, h2, h3, h4 { letter-spacing: -0.04em; }

h1 {
  font-size: clamp(2.45rem, 7vw, 4.8rem);
  line-height: 0.96;
  color: #ffffff;
}

h2 {
  font-size: clamp(2rem, 5vw, 3.35rem);
  line-height: 1.05;
}

h3, h4 {
  font-size: clamp(1.375rem, 3vw, 1.65rem);
  line-height: 1.18;
}

p, li, a, button, input, textarea { font-size: 16px; }

.site-shell { background: linear-gradient(180deg, #ffffff 0%, #fbf7f5 47%, #ffffff 100%); }

.container-premium {
  width: min(100% - 2rem, 1180px);
  margin-inline: auto;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.72rem;
  color: #111827;
  font-family: var(--font-heading);
  font-weight: 850;
  font-size: 24px;
  letter-spacing: -0.045em;
}

.brand-logo img { width: 38px; height: 38px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}

.desktop-nav { display: none !important; }
.desktop-phone { display: none !important; }

.mobile-toggle {
  display: inline-flex !important;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  border: 1px solid #A61111;
  color: #111827;
  background: #ffffff;
}

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 70;
  transform: translateX(100%);
  transition: transform 260ms ease;
  background: #180B0B;
  color: #ffffff;
  padding: 1.25rem;
}

.mobile-menu.is-open { transform: translateX(0); }

.mobile-menu a { color: #ffffff; }

.nav-link {
  color: #111827;
  font-weight: 750;
  text-decoration: none;
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -7px;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
  background: #A61111;
}

.nav-link:hover::after { transform: scaleX(1); }

.phone-button,
.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 52px;
  padding: 0.86rem 1.15rem;
  background: #A61111;
  color: #ffffff !important;
  font-weight: 850;
  text-decoration: none;
  border: 1px solid #A61111;
  border-radius: 0;
  white-space: nowrap;
  box-shadow: 0 0 0 0 rgba(255,255,255,0.38);
  animation: ctaGlow 2.25s infinite;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.phone-button:hover,
.cta-button:hover {
  transform: translateY(-2px);
  background: #760B0B;
  border-color: #760B0B;
}

.hero-section {
  min-height: calc(100vh - 78px);
  position: relative;
  isolation: isolate;
  background-image: linear-gradient(90deg, rgba(24,11,11,0.95) 0%, rgba(24,11,11,0.79) 46%, rgba(24,11,11,0.42) 100%), url("../images/hero-technician.png");
  background-size: cover;
  background-position: center;
  color: #ffffff;
}

.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(255,255,255,0.06), transparent 40%);
}

.hero-grid {
  display: grid;
  min-height: calc(100vh - 78px);
  align-items: center;
  gap: 2rem;
  padding: 4.25rem 0;
}

.hero-copy { max-width: 750px; }

.stars {
  color: #D34545;
  font-size: 1.35rem;
  letter-spacing: 0.16em;
  font-weight: 900;
}

.trust-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem;
}

.trust-badges img {
  width: auto;
  height: 48px;
  max-width: 118px;
  object-fit: contain;
  border: 1px solid rgba(255,255,255,0.34);
  background: rgba(255,255,255,0.9);
  padding: 0.28rem;
}

.hero-benefits {
  background: rgba(255,255,255,0.13);
  border: 1px solid rgba(255,255,255,0.3);
  backdrop-filter: blur(18px);
  padding: 1.25rem;
  color: #ffffff;
}

.benefit-row {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 0.85rem;
  align-items: start;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.18);
}

.benefit-row:last-child { border-bottom: 0; }

.icon-box {
  width: 46px;
  height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  color: #A61111;
  border: 1px solid rgba(211,69,69,0.35);
}

.accent-rule {
  width: 74px;
  height: 4px;
  margin-top: 1rem;
  background: linear-gradient(90deg, #A61111 0 68%, #D34545 68% 100%);
}

.section-pad { padding: 4.25rem 0; }

.glass-card {
  background: rgba(255,255,255,0.82);
  border: 1px solid var(--line);
  box-shadow: 0 22px 70px rgba(24,11,11,0.08);
  backdrop-filter: blur(18px);
  border-radius: 0;
  color: #374151;
}

.service-card {
  background: #ffffff;
  border: 1px solid rgba(166,17,17,0.18);
  padding: 1.25rem;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
  border-radius: 0;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 46px rgba(24,11,11,0.12);
  border-color: rgba(166,17,17,0.45);
}

.service-icon {
  width: 72px;
  height: 72px;
  object-fit: contain;
  border: 1px solid rgba(166,17,17,0.16);
  margin-bottom: 1rem;
}

.two-col {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}

.two-col .text-col { order: 2; }
.two-col .image-col { order: 1; }

.image-panel {
  position: relative;
  border: 1px solid var(--line);
  padding: 0.7rem;
  background: #ffffff;
}

.image-panel::before {
  content: "";
  position: absolute;
  inset: 1.35rem auto 1.35rem -0.6rem;
  width: 5px;
  background: #A61111;
}

.image-panel img {
  width: 100%;
  display: block;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.parts-list li,
.area-list li,
.payment-list li {
  padding: 0.65rem 0 0.65rem 1.45rem;
  position: relative;
  border-bottom: 1px solid rgba(166,17,17,0.1);
}

.parts-list li::before,
.area-list li::before,
.payment-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.35rem;
  width: 8px;
  height: 8px;
  background: #A61111;
}

.process-step {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 1rem;
  padding: 1.2rem;
  border: 1px solid rgba(166,17,17,0.18);
  background: #ffffff;
}

.step-number {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  background: #180B0B;
  color: #ffffff;
  font-weight: 900;
}

.review-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 100%;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
}

.review-track::-webkit-scrollbar { display: none; }

.review-card {
  scroll-snap-align: start;
  background: #ffffff;
  border: 1px solid rgba(166,17,17,0.18);
  padding: 1.25rem;
  min-height: 310px;
  color: #374151;
}

.review-card strong { color: #111827; display: block; margin-bottom: 0.6rem; font-size: 18px; }

.carousel-control {
  width: 46px;
  height: 46px;
  border: 1px solid #A61111;
  color: #111827;
  background: #ffffff;
  transition: background 180ms ease, color 180ms ease;
}

.carousel-control:hover { background: #A61111; color: #ffffff; }

.cta-band {
  background: linear-gradient(135deg, #180B0B 0%, #4C0B0B 58%, #A61111 100%);
  color: #ffffff;
  border-top: 1px solid rgba(255,255,255,0.2);
  border-bottom: 1px solid rgba(255,255,255,0.2);
}

.cta-band h2, .cta-band h3 { color: #ffffff; }

.faq-item {
  border: 1px solid rgba(166,17,17,0.18);
  background: #ffffff;
}

.faq-question {
  width: 100%;
  padding: 1.1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-weight: 850;
  color: #111827;
  text-align: left;
}

.faq-answer {
  display: none;
  padding: 0 1.1rem 1.1rem;
  color: #374151;
}

.faq-item.is-open .faq-answer { display: block; }

.site-footer {
  background: #180B0B;
  color: #ffffff;
  font-size: 14px;
}

.site-footer p,
.site-footer a,
.site-footer li { font-size: 14px; color: #ffffff; }

.footer-logo { color: #ffffff; }

.mobile-sticky-call {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 80;
  display: none !important;
  padding: 0.75rem 0.85rem calc(0.75rem + env(safe-area-inset-bottom));
  background: rgba(24,11,11,0.96);
  transform: translateY(110%);
  opacity: 0;
  transition: transform 220ms ease, opacity 220ms ease;
}

.mobile-sticky-call.is-visible { display: block !important; transform: translateY(0); opacity: 1; }

.mobile-sticky-call a {
  width: 100%;
  min-height: 54px;
  color: #ffffff !important;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.is-visible { opacity: 1; transform: translateY(0); }

@keyframes ctaGlow {
  0% { box-shadow: 0 0 0 0 rgba(255,255,255,0.42), 0 0 0 0 rgba(211,69,69,0.28); }
  70% { box-shadow: 0 0 0 13px rgba(255,255,255,0), 0 0 0 22px rgba(211,69,69,0); }
  100% { box-shadow: 0 0 0 0 rgba(255,255,255,0), 0 0 0 0 rgba(211,69,69,0); }
}

@media (min-width: 768px) {
  .desktop-nav { display: flex !important; }
  .desktop-phone { display: inline-flex !important; }
  .mobile-toggle { display: none !important; }
  .mobile-menu { display: none !important; }
  .mobile-sticky-call { display: none !important; visibility: hidden !important; pointer-events: none !important; }
  .hero-grid { grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr); }
  .two-col { grid-template-columns: minmax(0, 65%) minmax(0, 35%); }
  .two-col.image-left { grid-template-columns: minmax(0, 35%) minmax(0, 65%); }
  .two-col .text-col { order: initial; }
  .two-col .image-col { order: initial; }
  .review-track { grid-auto-columns: calc((100% - 2rem) / 3); }
}

@media (max-width: 767px) {
  h1 { font-size: clamp(2.45rem, 11vw, 3.36rem); }
  h2 { font-size: clamp(2rem, 9vw, 2.35rem); }
  .site-footer { padding-bottom: 5.8rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}