/* Air Duct Pro — Professional HVAC / Duct Cleaning Site */

:root {
  --color-primary: #0b6e9e;
  --color-primary-dark: #084d6f;
  --color-primary-light: #e8f4fa;
  --color-accent: #f59e0b;
  --color-accent-dark: #d97706;
  --color-dark: #0f172a;
  --color-dark-soft: #1e293b;
  --color-text: #334155;
  --color-text-muted: #64748b;
  --color-border: #e2e8f0;
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-success: #059669;
  --font-display: 'Outfit', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.12);
  --radius: 12px;
  --radius-lg: 20px;
  --header-height: 72px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--color-dark);
  line-height: 1.2;
}

h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); font-weight: 800; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); font-weight: 700; }
h3 { font-size: 1.125rem; font-weight: 600; }

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary) 0%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.section-header {
  margin-bottom: 3rem;
  max-width: 640px;
}

.section-header.center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section-header p {
  margin-top: 0.75rem;
  color: var(--color-text-muted);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
}

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

.btn-white:hover {
  background: var(--color-primary-light);
  transform: translateY(-1px);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

.btn-full {
  width: 100%;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.header.scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-dark);
}

.logo-icon {
  width: 36px;
  height: 36px;
  color: var(--color-primary);
}

.logo-icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.logo strong {
  color: var(--color-primary);
  font-weight: 700;
}

.nav {
  display: flex;
  gap: 2rem;
}

.nav a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  transition: color var(--transition);
}

.nav a:hover {
  color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.phone-link {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-weight: 600;
  color: var(--color-dark);
  font-size: 0.9375rem;
}

.phone-link:hover {
  color: var(--color-primary);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-dark);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1rem 1.5rem 1.5rem;
  border-top: 1px solid var(--color-border);
  background: #fff;
}

.mobile-nav a {
  padding: 0.75rem 0;
  font-weight: 500;
  color: var(--color-dark);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-height) + 2rem) 0 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0c4a6e 0%, #0b6e9e 45%, #0e7490 100%);
}

.hero-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.08;
  background-image: radial-gradient(circle at 1px 1px, #fff 1px, transparent 0);
  background-size: 32px 32px;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-content {
  color: #fff;
}

.text-gradient-light {
  background: linear-gradient(135deg, #7dd3fc 0%, #a5f3fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-badge {
  display: inline-block;
  padding: 0.375rem 1rem;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(4px);
}

.hero h1 {
  color: #fff;
  margin-bottom: 1.25rem;
}

.hero-lead {
  font-size: 1.125rem;
  opacity: 0.92;
  margin-bottom: 2rem;
  max-width: 480px;
  transition: opacity 0.35s ease;
}

.hero-lead.is-fading {
  opacity: 0;
}

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

.hero-cta .btn-outline {
  color: #fff;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
}

.stat span {
  font-size: 0.8125rem;
  opacity: 0.8;
}

/* Hero image slider */
.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.hero-slider {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  max-height: 560px;
  box-shadow: var(--shadow-lg);
  background: var(--color-dark);
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.hero-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-slide-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 4rem 1.5rem 1.5rem;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.92) 0%, rgba(15, 23, 42, 0.4) 60%, transparent 100%);
  color: #fff;
  z-index: 2;
}

.hero-slide-caption h2 {
  color: #fff;
  font-size: 1.25rem;
  margin-bottom: 0.375rem;
}

.hero-slide-caption p {
  font-size: 0.875rem;
  opacity: 0.88;
  line-height: 1.5;
  max-width: 360px;
}

.caption-tag {
  display: inline-block;
  padding: 0.2rem 0.625rem;
  margin-bottom: 0.5rem;
  background: var(--color-accent);
  color: var(--color-dark);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: 999px;
}

.hero-slider-controls {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.5rem;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(8px);
  border-radius: 999px;
}

.hero-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  cursor: pointer;
  transition: background var(--transition);
}

.hero-arrow:hover {
  background: var(--color-primary);
}

.hero-dots {
  display: flex;
  gap: 0.375rem;
}

.hero-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}

.hero-dot.active {
  background: #fff;
  transform: scale(1.2);
}

.hero-thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.625rem;
}

.hero-thumb {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.85);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 600;
  text-align: center;
  line-height: 1.3;
}

.hero-thumb:hover {
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.12);
}

.hero-thumb.active {
  border-color: var(--color-accent);
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.hero-thumb img {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  object-fit: cover;
}

/* Services */
.services {
  padding: 6rem 0;
  background: var(--color-bg-alt);
}

.services-carousel {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  --services-gap: 1.25rem;
  --services-visible: 1; /* mobile: 1 full-width card */
}

@media (min-width: 769px) {
  .services-carousel {
    --services-visible: 3; /* desktop: 3 cards */
  }
}

.services-carousel-viewport {
  flex: 1;
  overflow: hidden;
  min-width: 0;
  container-type: inline-size;
  container-name: services;
  align-self: stretch;
}

.services-track {
  display: flex;
  align-items: stretch;
  gap: var(--services-gap);
  width: max-content;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.services-track .service-card {
  display: flex;
  flex-direction: column;
  flex: 0 0 calc((100cqi - (var(--services-visible) - 1) * var(--services-gap)) / var(--services-visible));
  width: calc((100cqi - (var(--services-visible) - 1) * var(--services-gap)) / var(--services-visible));
  min-width: 0;
  min-height: 0;
}

.service-card--clone {
  pointer-events: none;
  user-select: none;
}

.services-carousel-arrow {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: #fff;
  color: var(--color-primary);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
  box-shadow: var(--shadow-sm);
}

.services-carousel-arrow:hover:not(:disabled) {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.services-carousel-arrow:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.services-carousel-arrow:active:not(:disabled) {
  transform: scale(0.96);
}

.service-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.service-card-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  width: 100%;
  padding: 1.5rem 1.5rem 1.25rem;
}

.service-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  color: var(--color-primary);
}

.service-toggle-text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.service-title {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-dark);
  line-height: 1.3;
}

.service-duration {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: 999px;
  align-self: flex-start;
}

.service-detail {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 0 1.5rem 1.5rem;
}

.service-detail-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 0.875rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.service-detail p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin: 0;
}

.service-detail-aside {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: auto;
}

.service-detail-aside {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.service-benefits {
  list-style: none;
  margin: 0;
}

.service-benefits li {
  position: relative;
  padding: 0.3rem 0 0.3rem 1.25rem;
  font-size: 0.875rem;
  color: var(--color-text);
}

.service-benefits li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}

.service-cta {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: color var(--transition), gap var(--transition);
}

.service-cta::after {
  content: '→';
  margin-left: 0.35rem;
  transition: transform var(--transition);
}

.service-cta:hover {
  color: var(--color-primary-dark);
}

.service-cta:hover::after {
  transform: translateX(3px);
}

@media (max-width: 768px) {
  .services-carousel {
    gap: 0.5rem;
  }

  .services-carousel-arrow {
    width: 38px;
    height: 38px;
  }

  .service-card-header {
    padding: 1.25rem 1.25rem 1rem;
  }

  .service-detail {
    padding: 0 1.25rem 1.25rem;
  }
}

/* About */
.about {
  padding: 6rem 0;
}

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

.about-content p {
  margin: 1rem 0 2rem;
  color: var(--color-text-muted);
  font-size: 1.0625rem;
}

.value-props {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.value-prop {
  display: flex;
  gap: 1rem;
}

.value-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 700;
  border-radius: 50%;
  font-size: 1rem;
}

.value-prop h3 {
  margin-bottom: 0.25rem;
}

.value-prop p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.reasons-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #0c4a6e 0%, #0b6e9e 45%, #0e7490 100%);
  color: #fff;
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.reasons-card::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.08;
  background-image: radial-gradient(circle at 1px 1px, #fff 1px, transparent 0);
  background-size: 32px 32px;
  pointer-events: none;
}

.reasons-card > * {
  position: relative;
  z-index: 1;
}

.reasons-card h3 {
  color: #fff;
  font-size: 1.375rem;
  margin-bottom: 0.75rem;
}

.reasons-intro {
  font-size: 0.9375rem;
  opacity: 0.8;
  margin-bottom: 1.5rem;
}

.reasons-list li {
  padding: 1rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.reasons-list li:first-child {
  border-top: none;
  padding-top: 0;
}

.reasons-list strong {
  display: block;
  color: #fff;
  font-family: var(--font-display);
  margin-bottom: 0.25rem;
}

.reasons-list span {
  font-size: 0.875rem;
  opacity: 0.75;
}

/* Special offer */
.special-offer {
  padding: 6rem 0;
  background: var(--color-bg-alt);
}

.special-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  padding: 3rem;
  background: #fff;
  border: 2px solid var(--color-accent);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.special-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: #fef3c7;
  color: var(--color-accent-dark);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 999px;
  margin-bottom: 0.75rem;
}

.special-content h2 {
  margin-bottom: 0.75rem;
}

.special-content p {
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

.special-price {
  text-align: center;
  flex-shrink: 0;
}

.price-from {
  display: block;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.price-amount {
  display: block;
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.price-note {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* Before & After */
.before-after {
  padding: 6rem 0;
}

.ba-slider {
  max-width: 920px;
  margin: 0 auto;
}

.ba-slider__viewport {
  position: relative;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-alt);
  box-shadow: var(--shadow-lg);
  touch-action: none;
  cursor: ew-resize;
  user-select: none;
}

.ba-slider__viewport.is-dragging {
  cursor: grabbing;
}

.ba-slider__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  pointer-events: none;
  -webkit-user-drag: none;
}

.ba-slider__after {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  height: 100%;
  width: 50%;
  overflow: hidden;
}

.ba-slider__img--after {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: auto;
  max-width: none;
}

.ba-slider__divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  z-index: 4;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 0;
  outline: none;
}

.ba-slider__divider:focus-visible .ba-slider__handle {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.ba-slider__line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 3px;
  margin-left: -1.5px;
  background: #fff;
  box-shadow: 0 0 12px rgba(0, 0, 0, 0.35);
}

.ba-slider__handle {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 3px solid #fff;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.35);
  cursor: ew-resize;
  transition:
    transform var(--transition),
    background var(--transition);
}

.ba-slider__handle svg {
  width: 22px;
  height: 22px;
}

.ba-slider__viewport.is-dragging .ba-slider__handle,
.ba-slider__handle:hover {
  transform: scale(1.06);
  background: var(--color-primary-dark);
}

.ba-slider__badge {
  position: absolute;
  top: 1rem;
  z-index: 3;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  pointer-events: none;
  box-shadow: var(--shadow-sm);
}

.ba-slider__badge--before {
  left: 1rem;
  background: #fee2e2;
  color: #b91c1c;
}

.ba-slider__badge--after {
  right: 1rem;
  background: #d1fae5;
  color: #047857;
}

.ba-slider__hint {
  margin: 1.25rem 0 0;
  text-align: center;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* Testimonials */
.testimonials {
  position: relative;
  padding: 6rem 0;
  overflow: hidden;
  background: linear-gradient(135deg, #0c4a6e 0%, #0b6e9e 45%, #0e7490 100%);
  color: rgba(255, 255, 255, 0.85);
}

.testimonials::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.08;
  background-image: radial-gradient(circle at 1px 1px, #fff 1px, transparent 0);
  background-size: 32px 32px;
  pointer-events: none;
}

.testimonials .container {
  position: relative;
  z-index: 1;
}

.testimonials-layout {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.testimonials-intro {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem 3rem;
  align-items: end;
  max-width: 100%;
}

.testimonials-intro .eyebrow {
  grid-column: 1;
  color: var(--color-accent);
}

.testimonials-intro h2 {
  grid-column: 1;
  margin: 0.5rem 0 0.75rem;
  font-size: clamp(1.35rem, 2.6vw, 2.25rem);
  line-height: 1.2;
  max-width: none;
  color: #fff;
  white-space: nowrap;
}

.testimonials-intro > p {
  grid-column: 1;
  color: rgba(255, 255, 255, 0.72);
  margin: 0;
  max-width: none;
  font-size: clamp(0.8125rem, 1.35vw, 1rem);
  white-space: nowrap;
}

.testimonials-score {
  grid-column: 2;
  grid-row: 1 / span 3;
  align-self: center;
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.testimonials-score-value {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
  color: var(--color-primary);
}

.testimonials-score-meta {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.testimonials-score-stars {
  color: var(--color-accent);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
}

.testimonials-score-meta span:last-child {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
  align-items: stretch;
}

.testimonial-card {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  margin: 0;
  padding: 1.75rem;
  background: #fff;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
  transition:
    transform var(--transition),
    box-shadow var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.22);
}

.testimonial-card--featured {
  border-top: 3px solid var(--color-accent);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.22);
}

.testimonial-card--featured:hover {
  transform: translateY(-6px);
  box-shadow: 0 22px 48px rgba(0, 0, 0, 0.26);
}

.testimonial-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.testimonial-rating {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.65rem;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  background: var(--color-primary-light);
  border-radius: 999px;
}

.testimonial-rating::before {
  content: '★';
  color: var(--color-accent);
  font-size: 0.75rem;
}

.testimonial-quote-mark {
  font-family: var(--font-display);
  font-size: 3.5rem;
  line-height: 0.6;
  font-weight: 800;
  color: rgba(11, 110, 158, 0.12);
  user-select: none;
}

.testimonial-card p {
  position: relative;
  z-index: 1;
  flex: 1;
  margin: 0 0 1.5rem;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  margin-top: auto;
}

.testimonial-avatar {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary) 0%, #0e7490 100%);
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(11, 110, 158, 0.25);
}

.testimonial-author strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  color: var(--color-dark);
}

.testimonial-author > div span {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

@media (max-width: 1024px) {
  .testimonials-grid {
    grid-template-columns: 1fr;
    max-width: 560px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .testimonials-intro {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    text-align: center;
  }

  .testimonials-intro h2,
  .testimonials-intro > p {
    white-space: normal;
  }

  .testimonials-intro h2 {
    font-size: clamp(1.5rem, 5vw, 2rem);
  }

  .testimonials-intro > p {
    max-width: none;
    font-size: 1rem;
    line-height: 1.55;
  }

  .testimonials-intro .eyebrow,
  .testimonials-intro h2,
  .testimonials-intro > p,
  .testimonials-score {
    grid-column: 1;
    grid-row: auto;
  }

  .testimonials-score {
    width: 100%;
    max-width: 320px;
    justify-content: center;
    margin: 0 auto;
  }
}

/* Blog */
.blog {
  padding: 6rem 0;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.blog-card {
  display: flex;
  flex-direction: column;
  padding: 2rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.blog-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.blog-meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  font-size: 0.8125rem;
}

.blog-category {
  font-weight: 600;
  color: var(--color-primary);
}

.blog-read {
  color: var(--color-text-muted);
}

.blog-card h3 {
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.blog-card p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.blog-link {
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.9375rem;
  margin-top: auto;
}

.blog-link:hover {
  text-decoration: underline;
}

.blog-card h3 a {
  color: inherit;
  transition: color var(--transition);
}

.blog-card h3 a:hover {
  color: var(--color-primary);
}

/* Blog article pages */
.blog-page main {
  padding-top: var(--header-height);
}

.blog-article-hero {
  position: relative;
  padding: 3.5rem 0 4rem;
  background: linear-gradient(135deg, #0c4a6e 0%, #0b6e9e 45%, #0e7490 100%);
  color: #fff;
  overflow: hidden;
}

.blog-article-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.08;
  background-image: radial-gradient(circle at 1px 1px, #fff 1px, transparent 0);
  background-size: 32px 32px;
  pointer-events: none;
}

.blog-article-hero .container {
  position: relative;
  z-index: 1;
}

.blog-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  margin-bottom: 1.25rem;
  opacity: 0.9;
}

.blog-breadcrumb a:hover {
  text-decoration: underline;
}

.blog-breadcrumb span[aria-hidden="true"] {
  opacity: 0.6;
}

.blog-article-hero .blog-meta {
  margin-bottom: 1rem;
}

.blog-article-hero .blog-category {
  color: #fde68a;
}

.blog-article-hero .blog-read {
  color: rgba(255, 255, 255, 0.75);
}

.blog-article-hero h1 {
  color: #fff;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  margin-bottom: 1rem;
  line-height: 1.15;
}

.blog-article-lead {
  font-size: 1.125rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.92);
}

.blog-featured {
  width: 100%;
  max-width: 1200px;
  margin: 2.5rem auto 3rem;
  padding: 0 1.5rem;
  position: relative;
  z-index: 2;
}

.blog-featured img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 4px solid #fff;
}

.blog-featured figcaption {
  margin-top: 0.75rem;
  margin-bottom: 0;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  text-align: center;
}

.blog-article-body {
  padding: 4rem 0 2rem;
}

.blog-article-body:has(.blog-featured) {
  padding-top: 2rem;
}

.blog-prose {
  width: 100%;
}

.blog-prose > * + * {
  margin-top: 1.25rem;
}

.blog-prose h2 {
  font-size: 1.5rem;
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}

.blog-prose h3 {
  font-size: 1.125rem;
  margin-top: 1.75rem;
}

.blog-prose p,
.blog-prose li {
  color: var(--color-text);
  font-size: 1.0625rem;
  line-height: 1.75;
}

.blog-prose ul,
.blog-prose ol {
  padding-left: 1.5rem;
  list-style: disc;
}

.blog-prose ol {
  list-style: decimal;
}

.blog-prose li + li {
  margin-top: 0.5rem;
}

.blog-prose strong {
  color: var(--color-dark);
}

.blog-prose a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.blog-prose a:hover {
  color: var(--color-primary-dark);
}

.blog-callout {
  padding: 1.5rem 1.75rem;
  background: var(--color-primary-light);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 2rem 0;
}

.blog-callout p {
  margin: 0;
  font-weight: 500;
  color: var(--color-dark-soft);
}

.blog-inline-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin: 2.5rem 0;
  padding: 2rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.blog-prose .blog-inline-cta h3 {
  font-size: 1.25rem;
  margin: 0 0 0.35rem;
}

.blog-inline-cta p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin: 0;
}

.blog-inline-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  flex-shrink: 0;
}

.blog-prose .blog-inline-cta-actions a.btn {
  text-decoration: none;
  color: #fff;
}

.blog-inline-cta-actions .btn-primary,
.blog-inline-cta-actions .btn-primary:hover {
  color: #fff;
}

.blog-inline-cta-actions .btn-outline {
  background: var(--color-dark-soft);
  border-color: var(--color-dark-soft);
  color: #fff;
}

.blog-inline-cta-actions .btn-outline:hover {
  background: var(--color-dark);
  border-color: var(--color-dark);
  color: #fff;
}

.blog-related {
  padding: 4rem 0 6rem;
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
}

.blog-related .section-header {
  margin-bottom: 2rem;
}

.blog-cta-banner {
  padding: 4rem 0;
  background: linear-gradient(180deg, #fff 0%, var(--color-primary-light) 100%);
}

.blog-cta-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 2.5rem;
  padding: 3rem;
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
}

.blog-cta-inner h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0.5rem 0 0.75rem;
}

.blog-cta-inner > div > p {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.blog-cta-benefits {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-dark-soft);
}

.blog-cta-benefits li::before {
  content: '✓ ';
  color: var(--color-success);
}

.blog-cta-actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.75rem;
  min-width: 220px;
}

.blog-cta-phone {
  text-align: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--color-primary);
}

.blog-cta-phone:hover {
  color: var(--color-primary-dark);
}

.header .logo.is-active,
.header .nav a.is-active {
  color: var(--color-primary);
}

@media (max-width: 768px) {
  .blog-featured {
    margin-top: 1.5rem;
    margin-bottom: 2rem;
    padding: 0 1rem;
  }

  .blog-featured img {
    border-width: 3px;
  }

  .blog-inline-cta {
    flex-direction: column;
    align-items: flex-start;
  }

  .blog-inline-cta-actions {
    width: 100%;
  }

  .blog-inline-cta-actions .btn {
    flex: 1;
    text-align: center;
  }

  .blog-cta-inner {
    grid-template-columns: 1fr;
    padding: 2rem;
    text-align: center;
  }

  .blog-cta-benefits {
    justify-content: center;
  }

  .blog-cta-actions {
    width: 100%;
  }
}

/* Marquee */
.marquee-section {
  position: relative;
  padding: 1.25rem 0;
  overflow: hidden;
  background: linear-gradient(135deg, #0c4a6e 0%, #0b6e9e 45%, #0e7490 100%);
}

.marquee-section::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.08;
  background-image: radial-gradient(circle at 1px 1px, #fff 1px, transparent 0);
  background-size: 32px 32px;
  pointer-events: none;
}

.marquee-viewport {
  position: relative;
  z-index: 1;
  overflow: hidden;
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee-scroll 22s linear infinite;
  will-change: transform;
}

.marquee-group {
  display: flex;
  align-items: center;
  gap: 3rem;
  padding-right: 3rem;
  flex-shrink: 0;
}

.marquee-group span {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.92);
  white-space: nowrap;
  flex-shrink: 0;
}

@keyframes marquee-scroll {
  0% {
    transform: translate3d(0, 0, 0);
  }
  100% {
    transform: translate3d(-50%, 0, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .marquee-track {
    animation: none;
  }
}

/* FAQ */
.faq {
  padding: 6rem 0;
  background: var(--color-bg-alt);
}

.faq-list {
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.faq-item.is-open {
  border-color: rgba(11, 110, 158, 0.35);
  box-shadow: var(--shadow-sm);
}

.faq-item summary {
  padding: 1.25rem 1.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-dark);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.faq-item.is-open summary {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  font-size: 1.25rem;
  color: var(--color-primary);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item.is-open summary::after {
  transform: rotate(45deg);
}

.faq-item-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item.is-open .faq-item-body {
  grid-template-rows: 1fr;
}

.faq-item-body-inner {
  overflow: hidden;
  min-height: 0;
}

.faq-item-body-inner p {
  margin: 0;
  padding: 1.25rem 1.5rem 1.25rem;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.65;
  opacity: 0;
  transform: translateY(-10px);
  transition:
    opacity 0.35s ease 0.05s,
    transform 0.35s cubic-bezier(0.4, 0, 0.2, 1) 0.05s;
}

.faq-item.is-open .faq-item-body-inner p {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .faq-item-body {
    transition: none;
  }

  .faq-item-body-inner p {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .faq-item summary,
  .faq-item summary::after {
    transition: none;
  }
}

/* Estimate form */
.estimate {
  padding: 6rem 0;
  background: linear-gradient(180deg, #fff 0%, var(--color-primary-light) 100%);
}

.estimate-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 4rem;
  align-items: start;
}

.estimate-info h2 {
  margin: 0.5rem 0 1rem;
}

.estimate-info > p {
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

.estimate-benefits {
  margin-bottom: 2rem;
}

.estimate-benefits li {
  padding: 0.375rem 0;
  font-weight: 500;
  color: var(--color-dark-soft);
}

.estimate-phone {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
}

.estimate-phone:hover {
  color: var(--color-primary-dark);
}

.estimate-form {
  background: #fff;
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
}

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

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 0.375rem;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #fff;
  color: var(--color-dark);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(11, 110, 158, 0.15);
}

.form-group input.error {
  border-color: #dc2626;
}

.form-message {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.9375rem;
  text-align: center;
}

.form-message.success {
  background: #d1fae5;
  color: #047857;
}

.form-message.error {
  background: #fee2e2;
  color: #b91c1c;
}

/* Footer */
.footer {
  background: var(--color-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: 4rem 0 0;
}

.footer .logo {
  color: #fff;
  margin-bottom: 1rem;
}

.footer-brand p {
  font-size: 0.9375rem;
  margin-bottom: 1rem;
  max-width: 280px;
}

.footer-phone {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
}

.footer-phone:hover {
  color: var(--color-accent);
}

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

.footer-links h4 {
  color: #fff;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.footer-links li {
  padding: 0.25rem 0;
  font-size: 0.9375rem;
}

.footer-links a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.8125rem;
  opacity: 0.7;
}

/* Floating CTA */
.floating-cta {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 999;
  padding: 0.875rem 1.5rem;
  background: var(--color-accent);
  color: var(--color-dark);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9375rem;
  border-radius: 999px;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

.floating-cta:hover {
  background: var(--color-accent-dark);
  color: #fff;
  transform: scale(1.05);
}

/* Responsive */
@media (max-width: 1024px) {
  .about-grid,
  .estimate-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

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

@media (max-width: 1024px) {
  .hero-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .hero-slider {
    max-height: 480px;
    aspect-ratio: 16 / 11;
  }

  .hero-content {
    text-align: center;
  }

  .hero-lead {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .nav,
  .header-actions .phone-link,
  .header-actions .btn-primary {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .mobile-nav.open {
    display: flex;
  }

  .hero-stats {
    gap: 1.5rem;
  }

  .hero-thumbs {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-thumb span {
    font-size: 0.625rem;
  }

  .special-inner {
    flex-direction: column;
    text-align: center;
    padding: 2rem;
  }

  .ba-slider__handle {
    width: 42px;
    height: 42px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

@media (max-width: 480px) {
  .hero-cta {
    flex-direction: column;
  }

  .hero-cta .btn {
    width: 100%;
  }

  .estimate-form {
    padding: 1.5rem;
  }
}