/* ============================================================
   AIR DUCT CLEANING TX — Unified Stylesheet
   Color Palette: Trust Blue (#0B3D91) + Clean Green (#2ECC71)
   ============================================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Outfit:wght@400;500;600;700;800&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Primary Colors */
  --trust-blue:       #0B3D91;
  --trust-blue-dark:  #082C6A;
  --trust-blue-light: #1A5BC4;
  --clean-green:      #2ECC71;
  --clean-green-dark: #27AE60;
  --clean-green-light:#58D68D;

  /* Neutrals */
  --white:    #FFFFFF;
  --off-white:#F8FAFB;
  --gray-50:  #F0F4F8;
  --gray-100: #E1E8EF;
  --gray-200: #C9D4E0;
  --gray-300: #A3B4C8;
  --gray-400: #7A8FA6;
  --gray-500: #556B82;
  --gray-600: #3D5068;
  --gray-700: #2A3A4F;
  --gray-800: #1A2537;
  --gray-900: #0D1520;

  /* Accent & Alert */
  --accent-gold:   #F39C12;
  --accent-orange: #E67E22;
  --alert-red:     #E74C3C;

  /* Gradients */
  --gradient-hero:    linear-gradient(135deg, #0B3D91 0%, #1A5BC4 50%, #2ECC71 100%);
  --gradient-cta:     linear-gradient(135deg, #2ECC71 0%, #27AE60 100%);
  --gradient-trust:   linear-gradient(135deg, #0B3D91 0%, #082C6A 100%);
  --gradient-card:    linear-gradient(180deg, rgba(11,61,145,0.03) 0%, rgba(46,204,113,0.03) 100%);
  --gradient-overlay: linear-gradient(180deg, rgba(13,21,32,0.7) 0%, rgba(13,21,32,0.4) 100%);

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(11,61,145,0.06), 0 1px 2px rgba(11,61,145,0.04);
  --shadow-md:  0 4px 12px rgba(11,61,145,0.08), 0 2px 4px rgba(11,61,145,0.04);
  --shadow-lg:  0 12px 36px rgba(11,61,145,0.12), 0 4px 12px rgba(11,61,145,0.06);
  --shadow-xl:  0 24px 64px rgba(11,61,145,0.16), 0 8px 24px rgba(11,61,145,0.08);
  --shadow-glow:0 0 32px rgba(46,204,113,0.25);

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* Spacing */
  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  1.5rem;
  --space-xl:  2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Borders & Radius */
  --radius-sm:   6px;
  --radius-md:   10px;
  --radius-lg:   16px;
  --radius-xl:   24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast:   150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base:   250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow:   400ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Container */
  --container-max: 1200px;
  --container-wide: 1400px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  color: var(--gray-700);
  background-color: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--trust-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--clean-green);
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--gray-900);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }

p {
  margin-bottom: var(--space-md);
  color: var(--gray-600);
}

/* ---------- Utility Classes ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container-wide {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.section {
  padding: var(--space-4xl) 0;
}

.section-sm {
  padding: var(--space-3xl) 0;
}

.section-alt {
  background: var(--gray-50);
}

.text-center { text-align: center; }
.text-left   { text-align: left; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clean-green);
  margin-bottom: var(--space-md);
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 3px;
  background: var(--gradient-cta);
  border-radius: var(--radius-full);
}

.section-title {
  margin-bottom: var(--space-lg);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--gray-500);
  max-width: 640px;
  margin: 0 auto var(--space-2xl);
  line-height: 1.8;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.85rem 2rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  line-height: 1;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-cta);
  color: var(--white);
  box-shadow: 0 4px 15px rgba(46,204,113,0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(46,204,113,0.4);
  color: var(--white);
}

.btn-secondary {
  background: var(--white);
  color: var(--trust-blue);
  border: 2px solid var(--trust-blue);
}

.btn-secondary:hover {
  background: var(--trust-blue);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.5);
}

.btn-outline-white:hover {
  background: var(--white);
  color: var(--trust-blue);
  border-color: var(--white);
}

.btn-lg {
  padding: 1.05rem 2.5rem;
  font-size: 1.05rem;
}

.btn-sm {
  padding: 0.6rem 1.4rem;
  font-size: 0.85rem;
}

/* ---------- Header & Navigation ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(11,61,145,0.06);
  transition: all var(--transition-base);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-xl);
  max-width: var(--container-wide);
  margin: 0 auto;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--trust-blue);
  text-decoration: none;
}

.logo-icon {
  width: 42px;
  height: 42px;
  background: var(--gradient-hero);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.2rem;
}

.logo span {
  color: var(--clean-green);
}

/* Desktop Nav */
.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0.6rem 1rem;
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--gray-700);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--trust-blue);
  background: rgba(11,61,145,0.04);
}

.nav-link .arrow {
  font-size: 0.7rem;
  transition: transform var(--transition-fast);
}

.nav-item:hover .arrow {
  transform: rotate(180deg);
}

/* Dropdown */
.dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 240px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--gray-100);
  padding: var(--space-sm);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: 100;
}

.dropdown::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 12px;
  height: 12px;
  background: var(--white);
  border-left: 1px solid var(--gray-100);
  border-top: 1px solid var(--gray-100);
}

.nav-item:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.65rem 1rem;
  font-size: 0.9rem;
  color: var(--gray-600);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.dropdown-link:hover {
  background: var(--gray-50);
  color: var(--trust-blue);
  padding-left: 1.25rem;
}

.dropdown-link .icon {
  font-size: 1.1rem;
  width: 24px;
  text-align: center;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.header-phone {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: var(--trust-blue);
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--gray-700);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  margin-top: 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-overlay);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding: var(--space-4xl) 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.45rem 1.1rem;
  background: rgba(46,204,113,0.15);
  border: 1px solid rgba(46,204,113,0.3);
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--clean-green-light);
  margin-bottom: var(--space-lg);
  backdrop-filter: blur(8px);
}

.hero h1 {
  color: var(--white);
  margin-bottom: var(--space-lg);
  font-weight: 800;
}

.hero h1 .highlight {
  color: var(--clean-green-light);
}

.hero-text {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.85);
  margin-bottom: var(--space-2xl);
  line-height: 1.8;
}

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

.hero-stats {
  display: flex;
  gap: var(--space-2xl);
  margin-top: var(--space-3xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid rgba(255,255,255,0.15);
}

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

.hero-stat .number {
  display: block;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
}

.hero-stat .label {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ---------- Trust Bar ---------- */
.trust-bar {
  background: var(--trust-blue);
  padding: var(--space-lg) 0;
  overflow: hidden;
}

.trust-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3xl);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: rgba(255,255,255,0.9);
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
}

.trust-item .icon {
  font-size: 1.3rem;
}

/* ---------- Cards ---------- */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-100);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-hero);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.card:hover::before {
  opacity: 1;
}

.card-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-card);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: var(--space-lg);
  transition: all var(--transition-base);
}

.card:hover .card-icon {
  background: var(--gradient-hero);
  border-color: transparent;
  transform: scale(1.05);
}

.card:hover .card-icon span {
  filter: brightness(10);
}

.card h3 {
  margin-bottom: var(--space-sm);
}

.card p {
  font-size: 0.95rem;
  line-height: 1.7;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  margin-top: var(--space-md);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--trust-blue);
}

.card-link:hover {
  gap: var(--space-sm);
  color: var(--clean-green);
}

/* Service Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-xl);
}

.cards-grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

/* ---------- Image Cards ---------- */
.img-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--gray-100);
  transition: all var(--transition-base);
}

.img-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.img-card-image {
  height: 220px;
  overflow: hidden;
}

.img-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.img-card:hover .img-card-image img {
  transform: scale(1.08);
}

.img-card-body {
  padding: var(--space-xl);
}

.img-card-body h3 {
  margin-bottom: var(--space-sm);
}

/* ---------- Why Choose / Authority Section ---------- */
.authority-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.authority-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.authority-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.authority-image .badge {
  position: absolute;
  bottom: var(--space-xl);
  left: var(--space-xl);
  background: var(--trust-blue);
  color: var(--white);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  box-shadow: var(--shadow-md);
}

.authority-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.authority-item {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.authority-item:hover {
  background: var(--gray-50);
}

.authority-item .icon-box {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: rgba(46,204,113,0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--clean-green);
}

.authority-item h4 {
  margin-bottom: var(--space-xs);
  color: var(--gray-800);
}

.authority-item p {
  font-size: 0.92rem;
  margin: 0;
}

/* ---------- Testimonials ---------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--space-xl);
}

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  border: 1px solid var(--gray-100);
  position: relative;
}

.testimonial-card .stars {
  color: var(--accent-gold);
  font-size: 1.1rem;
  margin-bottom: var(--space-md);
  letter-spacing: 2px;
}

.testimonial-card blockquote {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--gray-600);
  margin-bottom: var(--space-lg);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.testimonial-author .avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--gradient-hero);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 1.1rem;
}

.testimonial-author .name {
  font-weight: 600;
  color: var(--gray-800);
}

.testimonial-author .location {
  font-size: 0.82rem;
  color: var(--gray-400);
}

/* ---------- CTA Banner ---------- */
.cta-banner {
  background: var(--gradient-trust);
  border-radius: var(--radius-xl);
  padding: var(--space-4xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: rgba(46,204,113,0.08);
  border-radius: 50%;
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 300px;
  height: 300px;
  background: rgba(46,204,113,0.06);
  border-radius: 50%;
}

.cta-banner h2 {
  color: var(--white);
  margin-bottom: var(--space-md);
  position: relative;
  z-index: 1;
}

.cta-banner p {
  color: rgba(255,255,255,0.8);
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto var(--space-2xl);
  position: relative;
  z-index: 1;
}

.cta-banner .btn {
  position: relative;
  z-index: 1;
}

/* ---------- City Page Hero ---------- */
.city-hero {
  position: relative;
  min-height: 55vh;
  display: flex;
  align-items: center;
  margin-top: 80px;
  overflow: hidden;
}

.city-hero .hero-bg::after {
  background: linear-gradient(135deg, rgba(11,61,145,0.85) 0%, rgba(13,21,32,0.6) 100%);
}

.city-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-4xl) var(--space-xl);
}

.city-hero h1 {
  color: var(--white);
  margin-bottom: var(--space-md);
}

.city-hero .breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
}

.city-hero .breadcrumb a {
  color: rgba(255,255,255,0.7);
}

.city-hero .breadcrumb a:hover {
  color: var(--clean-green-light);
}

.city-hero p {
  color: rgba(255,255,255,0.85);
  font-size: 1.1rem;
  max-width: 640px;
  margin: 0 auto var(--space-2xl);
}

/* ---------- City Content ---------- */
.city-info-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-3xl);
}

.city-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.sidebar-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.sidebar-card h4 {
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 2px solid var(--gray-50);
}

.zip-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.zip-tag {
  display: inline-block;
  padding: 0.3rem 0.7rem;
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--gray-600);
}

/* ---------- Service Page ---------- */
.service-hero {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: center;
  margin-top: 80px;
  overflow: hidden;
}

.service-hero .hero-bg::after {
  background: linear-gradient(135deg, rgba(8,44,106,0.88) 0%, rgba(13,21,32,0.65) 100%);
}

.service-content-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-3xl);
}

.service-content h2 {
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}

.service-content h2:first-child {
  margin-top: 0;
}

.service-content ul {
  margin-bottom: var(--space-lg);
}

.service-content ul li {
  padding: var(--space-sm) 0;
  padding-left: var(--space-xl);
  position: relative;
  color: var(--gray-600);
}

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

/* ---------- Process Steps ---------- */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-xl);
  counter-reset: step;
}

.step-card {
  text-align: center;
  padding: var(--space-2xl);
  position: relative;
  counter-increment: step;
}

.step-card::before {
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--gradient-hero);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  margin: 0 auto var(--space-lg);
}

.step-card h4 {
  margin-bottom: var(--space-sm);
}

.step-card p {
  font-size: 0.92rem;
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  overflow: hidden;
  transition: all var(--transition-base);
}

.faq-item:hover {
  border-color: var(--trust-blue-light);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-xl);
  cursor: pointer;
  background: var(--white);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--gray-800);
  border: none;
  width: 100%;
  text-align: left;
  transition: all var(--transition-fast);
}

.faq-question:hover {
  background: var(--gray-50);
}

.faq-question .toggle {
  font-size: 1.3rem;
  color: var(--trust-blue);
  transition: transform var(--transition-base);
  flex-shrink: 0;
}

.faq-item.active .faq-question .toggle {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer-inner {
  padding: 0 var(--space-xl) var(--space-xl);
  color: var(--gray-600);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* ---------- Blog Cards ---------- */
.blog-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--gray-100);
  transition: all var(--transition-base);
}

.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.blog-card-image {
  height: 220px;
  overflow: hidden;
}

.blog-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card-image img {
  transform: scale(1.05);
}

.blog-card-body {
  padding: var(--space-xl);
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.82rem;
  color: var(--gray-400);
  margin-bottom: var(--space-md);
}

.blog-card-meta .tag {
  padding: 0.2rem 0.6rem;
  background: rgba(46,204,113,0.1);
  color: var(--clean-green-dark);
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.blog-card-body h3 {
  font-size: 1.15rem;
  margin-bottom: var(--space-sm);
}

.blog-card-body h3 a {
  color: var(--gray-900);
}

.blog-card-body h3 a:hover {
  color: var(--trust-blue);
}

/* ---------- Blog Post ---------- */
.blog-post-hero {
  margin-top: 80px;
  padding: var(--space-4xl) 0 var(--space-2xl);
  background: var(--gray-50);
}

.blog-post-hero .breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.85rem;
  color: var(--gray-400);
  margin-bottom: var(--space-lg);
}

.blog-post-hero .breadcrumb a {
  color: var(--gray-500);
}

.blog-post-hero h1 {
  max-width: 800px;
  margin-bottom: var(--space-lg);
}

.blog-post-meta {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  font-size: 0.88rem;
  color: var(--gray-400);
}

.blog-post-content {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-3xl) var(--space-xl);
}

.blog-post-content h2 {
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}

.blog-post-content p {
  font-size: 1.05rem;
  line-height: 1.9;
}

.blog-post-content ul,
.blog-post-content ol {
  margin-bottom: var(--space-lg);
  padding-left: var(--space-xl);
}

.blog-post-content ul li,
.blog-post-content ol li {
  padding: var(--space-xs) 0;
  color: var(--gray-600);
  font-size: 1.02rem;
  line-height: 1.8;
}

.blog-post-content ul li {
  list-style: disc;
}

.blog-post-content ol li {
  list-style: decimal;
}

.blog-post-content blockquote {
  border-left: 4px solid var(--clean-green);
  padding: var(--space-lg) var(--space-xl);
  margin: var(--space-xl) 0;
  background: var(--gray-50);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--gray-600);
}

/* ---------- Contact / Forms ---------- */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--gray-700);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.85rem 1.1rem;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--gray-800);
  background: var(--white);
  transition: all var(--transition-fast);
  outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--trust-blue-light);
  box-shadow: 0 0 0 4px rgba(11,61,145,0.08);
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
}

.contact-info-card {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-xl);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-100);
  margin-bottom: var(--space-lg);
  transition: all var(--transition-base);
}

.contact-info-card:hover {
  border-color: var(--clean-green);
  box-shadow: var(--shadow-sm);
}

.contact-info-card .icon-box {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  background: rgba(11,61,145,0.06);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.contact-info-card h4 {
  margin-bottom: var(--space-xs);
  font-size: 1rem;
}

.contact-info-card p {
  font-size: 0.9rem;
  margin: 0;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--gray-900);
  color: rgba(255,255,255,0.7);
  padding-top: var(--space-4xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  padding-bottom: var(--space-3xl);
}

.footer-brand .logo {
  color: var(--white);
  margin-bottom: var(--space-lg);
  font-size: 1.3rem;
}

.footer-brand p {
  color: rgba(255,255,255,0.5);
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 320px;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--space-lg);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links li {
  margin-bottom: var(--space-sm);
}

.footer-links a {
  color: rgba(255,255,255,0.55);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--clean-green);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: var(--space-xl) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-bottom p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
  margin: 0;
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-bottom-links a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
}

.footer-bottom-links a:hover {
  color: var(--clean-green);
}

/* ---------- Legal Pages ---------- */
.legal-hero {
  margin-top: 80px;
  padding: var(--space-3xl) 0;
  background: var(--gray-50);
  text-align: center;
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-3xl) var(--space-xl);
}

.legal-content h2 {
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
  font-size: 1.4rem;
}

.legal-content p,
.legal-content li {
  font-size: 0.95rem;
  line-height: 1.8;
}

.legal-content ul {
  padding-left: var(--space-xl);
  margin-bottom: var(--space-lg);
}

.legal-content ul li {
  list-style: disc;
  padding: var(--space-xs) 0;
  color: var(--gray-600);
}

/* ---------- Sitemap Page ---------- */
.sitemap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-2xl);
}

.sitemap-section h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--clean-green);
  display: inline-block;
}

.sitemap-section ul {
  padding-left: var(--space-md);
}

.sitemap-section li {
  padding: var(--space-xs) 0;
}

.sitemap-section a {
  font-size: 0.92rem;
  color: var(--gray-600);
}

.sitemap-section a:hover {
  color: var(--trust-blue);
}

/* ---------- About Page ---------- */
.about-values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-xl);
}

.value-card {
  text-align: center;
  padding: var(--space-2xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-100);
  transition: all var(--transition-base);
}

.value-card:hover {
  border-color: var(--clean-green);
  box-shadow: var(--shadow-md);
}

.value-card .value-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto var(--space-lg);
  background: rgba(11,61,145,0.05);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
}

.value-card h4 {
  margin-bottom: var(--space-sm);
}

/* ---------- Animations ---------- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-32px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.05); }
}

.animate-fade-up {
  animation: fadeInUp 0.6s ease-out both;
}

.animate-fade-in {
  animation: fadeIn 0.6s ease-out both;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }
.animate-delay-5 { animation-delay: 0.5s; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .authority-grid,
  .contact-grid,
  .city-info-grid,
  .service-content-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--white);
    flex-direction: column;
    padding: var(--space-xl);
    gap: var(--space-xs);
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
  }

  .main-nav.active {
    display: flex;
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    padding: var(--space-md);
    font-size: 1rem;
  }

  .dropdown {
    position: static;
    transform: none;
    box-shadow: none;
    border: none;
    background: var(--gray-50);
    border-radius: var(--radius-md);
    opacity: 1;
    visibility: visible;
    max-height: 0;
    overflow: hidden;
    padding: 0;
    transition: all var(--transition-base);
  }

  .nav-item.open .dropdown {
    max-height: 600px;
    padding: var(--space-sm);
    margin-top: var(--space-xs);
  }

  .dropdown::before {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .header-cta .btn {
    display: none;
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--space-lg);
  }

  .hero-actions {
    flex-direction: column;
  }

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

  .cta-banner {
    padding: var(--space-2xl);
  }

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

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

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

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

  .hero {
    min-height: 70vh;
  }

  .trust-bar-inner {
    gap: var(--space-xl);
  }

  .process-steps {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  :root {
    font-size: 15px;
  }

  .container,
  .container-wide {
    padding: 0 var(--space-md);
  }

  .header-inner {
    padding: 0 var(--space-md);
    height: 68px;
  }

  .hero {
    margin-top: 68px;
    min-height: 60vh;
  }

  .city-hero,
  .service-hero {
    margin-top: 68px;
  }

  .blog-post-hero,
  .legal-hero {
    margin-top: 68px;
  }

  .section {
    padding: var(--space-3xl) 0;
  }
}

/* ---------- Print Styles ---------- */
@media print {
  .site-header,
  .site-footer,
  .cta-banner,
  .trust-bar {
    display: none;
  }

  body {
    color: #000;
    background: #fff;
  }
}