/* ============================================
   EXPRESS AIR CONDITIONING - Main Stylesheet
   Modern, Slick UI with Glassmorphism
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
  /* Primary Colors */
  --primary: #0ea5e9;
  --primary-dark: #0284c7;
  --primary-light: #38bdf8;
  --secondary: #06b6d4;

  /* Neutral Colors */
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --dark: #0c1322;

  /* Accent Colors */
  --accent: #f59e0b;
  --success: #10b981;
  --error: #ef4444;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  --gradient-dark: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 100%);
  --gradient-hero: linear-gradient(135deg, #0c1322 0%, #1e3a5f 50%, #0ea5e9 100%);

  /* Glass Effect */
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);

  /* 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;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.2);

  /* Header */
  --header-height: 80px;
}

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--gray-700);
  background-color: var(--gray-50);
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

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

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

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

.text-center { text-align: center; }
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---------- Container ---------- */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container-sm {
  max-width: 768px;
}

.container-lg {
  max-width: 1440px;
}

/* ---------- Header ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: 1000;
  transition: all var(--transition-base);
}

.header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.header.scrolled::before {
  opacity: 1;
  background: rgba(255, 255, 255, 0.95);
}

.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  z-index: 1;
}

.logo {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: color var(--transition-fast);
}

.header.scrolled .logo {
  color: var(--gray-900);
}

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

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-link {
  position: relative;
  font-weight: 500;
  color: var(--white);
  padding: var(--space-sm) 0;
  transition: color var(--transition-fast);
}

.header.scrolled .nav-link {
  color: var(--gray-700);
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition-base);
}

.nav-link:hover::after {
  width: 100%;
}

/* Dropdown */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  min-width: 240px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--space-sm);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

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

.nav-dropdown-item {
  display: block;
  padding: var(--space-sm) var(--space-md);
  color: var(--gray-700);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-dropdown-item:hover {
  background: var(--gray-100);
  color: var(--primary);
}

/* CTA Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-weight: 600;
  font-size: 0.9375rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  cursor: pointer;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(14, 165, 233, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(14, 165, 233, 0.4);
}

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

.btn-outline:hover {
  background: var(--white);
  color: var(--gray-900);
}

.btn-outline-dark {
  background: transparent;
  color: var(--gray-900);
  border: 2px solid var(--gray-900);
}

.btn-outline-dark:hover {
  background: var(--gray-900);
  color: var(--white);
}

.btn-glass {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  color: var(--white);
  border: 1px solid var(--glass-border);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.2);
}

.btn-sm {
  padding: var(--space-sm) var(--space-lg);
  font-size: 0.875rem;
}

.btn-lg {
  padding: var(--space-lg) var(--space-2xl);
  font-size: 1.0625rem;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: var(--space-sm);
  z-index: 1001;
}

.menu-toggle span {
  width: 28px;
  height: 3px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.header.scrolled .menu-toggle span {
  background: var(--gray-900);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 400px;
  height: 100vh;
  background: var(--white);
  padding: calc(var(--header-height) + var(--space-xl)) var(--space-xl) var(--space-xl);
  transition: right var(--transition-base);
  z-index: 999;
  overflow-y: auto;
}

.mobile-menu.active {
  right: 0;
}

.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: 998;
}

.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-link {
  display: block;
  padding: var(--space-md) 0;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--gray-700);
  border-bottom: 1px solid var(--gray-200);
}

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

.mobile-submenu {
  padding-left: var(--space-lg);
}

.mobile-submenu a {
  display: block;
  padding: var(--space-sm) 0;
  color: var(--gray-500);
}

/* Mobile Sticky CTA */
.mobile-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-md);
  background: var(--white);
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.1);
  z-index: 997;
}

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

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--header-height) + var(--space-4xl)) var(--space-lg) var(--space-4xl);
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.hero-bg-animation {
  position: absolute;
  inset: 0;
  background: linear-gradient(-45deg, #0c1322, #1e3a5f, #0ea5e9, #06b6d4);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
  opacity: 0.3;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.hero-content {
  position: relative;
  text-align: center;
  max-width: 900px;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  color: var(--white);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--space-xl);
}

.hero-badge svg {
  width: 16px;
  height: 16px;
  fill: var(--accent);
}

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

.hero-subtitle {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-2xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xl);
  justify-content: center;
  margin-top: var(--space-3xl);
  padding-top: var(--space-3xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.hero-stat-value {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary-light);
}

.hero-stat-label {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Hero Shape Divider */
.hero-shape {
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
}

.hero-shape svg {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- Page Header ---------- */
.page-header {
  position: relative;
  padding: calc(var(--header-height) + var(--space-3xl)) 0 var(--space-3xl);
  background: var(--gradient-hero);
  text-align: center;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.page-header-content {
  position: relative;
  z-index: 1;
}

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

.page-header p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
}

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

.breadcrumb span {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
}

.breadcrumb-current {
  color: var(--white) !important;
}

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

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

.section-dark {
  background: var(--gray-900);
  color: var(--white);
}

.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--white);
}

.section-gray {
  background: var(--gray-100);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-3xl);
}

.section-header p {
  color: var(--gray-500);
  font-size: 1.125rem;
}

.section-dark .section-header p {
  color: var(--gray-400);
}

/* ---------- Cards ---------- */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-glass {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
}

.card-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
}

.card-icon svg {
  width: 32px;
  height: 32px;
  fill: var(--white);
}

.card-icon-lg {
  width: 80px;
  height: 80px;
}

.card-icon-lg svg {
  width: 40px;
  height: 40px;
}

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

.card p {
  color: var(--gray-500);
  margin-bottom: var(--space-lg);
}

/* Service Cards Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
}

.services-grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
}

/* Feature Cards */
.feature-card {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-xl);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  border-radius: var(--radius-md);
}

.feature-icon svg {
  width: 28px;
  height: 28px;
  fill: var(--white);
}

.feature-content h4 {
  margin-bottom: var(--space-sm);
}

.feature-content p {
  color: var(--gray-500);
  font-size: 0.9375rem;
  margin-bottom: 0;
}

/* Price Card */
.price-card {
  position: relative;
  text-align: center;
  padding: var(--space-2xl);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

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

.price-card.featured {
  background: var(--gradient-primary);
  transform: scale(1.05);
}

.price-card.featured * {
  color: var(--white);
}

.price-card.featured p {
  color: rgba(255, 255, 255, 0.8);
}

.price-card.featured .btn {
  background: var(--white);
  color: var(--primary);
}

.price-amount {
  font-size: 3rem;
  font-weight: 800;
  color: var(--gray-900);
}

.price-card.featured .price-amount {
  color: var(--white);
}

.price-label {
  color: var(--gray-500);
  font-size: 0.875rem;
  margin-bottom: var(--space-lg);
}

.price-card.featured .price-label {
  color: rgba(255, 255, 255, 0.8);
}

.price-features {
  text-align: left;
  margin: var(--space-xl) 0;
}

.price-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  color: var(--gray-600);
}

.price-features li svg {
  width: 20px;
  height: 20px;
  fill: var(--success);
}

.price-card.featured .price-features li {
  color: var(--white);
}

/* ---------- Why Choose Us ---------- */
.why-us-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
}

.why-us-item {
  text-align: center;
  padding: var(--space-xl);
}

.why-us-icon {
  width: 100px;
  height: 100px;
  margin: 0 auto var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: 50%;
  box-shadow: 0 8px 32px rgba(14, 165, 233, 0.3);
}

.why-us-icon svg {
  width: 48px;
  height: 48px;
  fill: var(--white);
}

.why-us-item h4 {
  margin-bottom: var(--space-sm);
}

.why-us-item p {
  color: var(--gray-500);
  margin-bottom: 0;
}

/* ---------- Testimonials ---------- */
.testimonials-slider {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
}

.testimonial-card {
  position: relative;
  padding: var(--space-2xl);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.testimonial-quote {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  width: 48px;
  height: 48px;
  opacity: 0.1;
}

.testimonial-quote svg {
  width: 100%;
  height: 100%;
  fill: var(--primary);
}

.testimonial-text {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--gray-600);
  margin-bottom: var(--space-xl);
}

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

.testimonial-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--gradient-primary);
}

.testimonial-name {
  font-weight: 600;
  color: var(--gray-900);
}

.testimonial-role {
  font-size: 0.875rem;
  color: var(--gray-500);
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-top: var(--space-xs);
}

.testimonial-stars svg {
  width: 16px;
  height: 16px;
  fill: var(--accent);
}

/* ---------- Service Area Map ---------- */
.service-area {
  position: relative;
  padding: var(--space-2xl);
  background: var(--gray-900);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.service-area-map {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  aspect-ratio: 16/9;
  background: var(--gray-800);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.service-area-map img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-area-pin {
  position: absolute;
  transform: translate(-50%, -100%);
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translate(-50%, -100%); }
  50% { transform: translate(-50%, -110%); }
}

.service-area-pin svg {
  width: 32px;
  height: 32px;
  fill: var(--primary);
}

.service-area-label {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: var(--space-sm) var(--space-lg);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  color: var(--white);
  font-weight: 600;
  white-space: nowrap;
}

.service-area-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
  margin-top: var(--space-xl);
}

.service-area-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  color: var(--white);
  font-size: 0.875rem;
}

.service-area-badge svg {
  width: 16px;
  height: 16px;
  fill: var(--success);
}

/* ---------- CTA Section ---------- */
.cta-section {
  position: relative;
  padding: var(--space-4xl) 0;
  background: var(--gradient-primary);
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-content {
  position: relative;
  text-align: center;
  z-index: 1;
}

.cta-content h2 {
  color: var(--white);
  margin-bottom: var(--space-md);
}

.cta-content p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.125rem;
  margin-bottom: var(--space-xl);
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
}

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

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

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  font-size: 1rem;
  color: var(--gray-700);
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--gray-400);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: var(--error);
}

.form-error {
  display: block;
  color: var(--error);
  font-size: 0.875rem;
  margin-top: var(--space-xs);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-md) center;
  background-size: 20px;
  padding-right: var(--space-2xl);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
}

.form-checkbox input {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--primary);
}

.form-checkbox label {
  color: var(--gray-600);
  font-size: 0.9375rem;
}

/* Honeypot */
.form-honeypot {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
}

/* Form Success/Error States */
.form-message {
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  display: none;
}

.form-message.success {
  display: block;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid var(--success);
  color: var(--success);
}

.form-message.error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--error);
  color: var(--error);
}

/* ---------- Contact Info ---------- */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.contact-info-item {
  display: flex;
  gap: var(--space-lg);
}

.contact-info-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
}

.contact-info-icon svg {
  width: 24px;
  height: 24px;
  fill: var(--white);
}

.contact-info-label {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: var(--space-xs);
}

.contact-info-value {
  font-weight: 600;
  color: var(--gray-900);
}

.contact-info-value a:hover {
  color: var(--primary);
}

/* ---------- Map Embed ---------- */
.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.map-container iframe {
  width: 100%;
  height: 400px;
  border: none;
}

/* ---------- Equipment Section ---------- */
.equipment-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
}

.equipment-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.equipment-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.equipment-image {
  position: relative;
  aspect-ratio: 4/3;
  background: var(--gray-100);
}

.equipment-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.equipment-badge {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  padding: var(--space-xs) var(--space-md);
  background: var(--accent);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  border-radius: var(--radius-full);
}

.equipment-badge.new {
  background: var(--success);
}

.equipment-content {
  padding: var(--space-xl);
}

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

.equipment-content p {
  color: var(--gray-500);
  margin-bottom: var(--space-lg);
}

.equipment-price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

/* Robinair Badge */
.robinair-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg) var(--space-xl);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.robinair-badge img {
  width: 80px;
  height: auto;
}

.robinair-badge-text h4 {
  margin-bottom: var(--space-xs);
}

.robinair-badge-text p {
  color: var(--gray-500);
  font-size: 0.875rem;
  margin-bottom: 0;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--gray-900);
  color: var(--white);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: var(--space-md);
}

.footer-logo span {
  color: var(--primary);
}

.footer-tagline {
  color: var(--gray-400);
  font-size: 0.9375rem;
  margin-bottom: var(--space-lg);
}

.footer-social {
  display: flex;
  gap: var(--space-md);
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-800);
  border-radius: 50%;
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--primary);
  transform: translateY(-2px);
}

.footer-social svg {
  width: 20px;
  height: 20px;
  fill: var(--white);
}

.footer-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
  color: var(--white);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-links a {
  color: var(--gray-400);
  font-size: 0.9375rem;
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--primary);
  padding-left: var(--space-sm);
}

.footer-contact p {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--gray-400);
  font-size: 0.9375rem;
  margin-bottom: var(--space-md);
}

.footer-contact svg {
  width: 18px;
  height: 18px;
  fill: var(--primary);
  flex-shrink: 0;
}

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid var(--gray-800);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.footer-copyright {
  color: var(--gray-500);
  font-size: 0.875rem;
}

.footer-badges {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xs) var(--space-md);
  background: var(--gray-800);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  color: var(--gray-400);
}

.footer-badge svg {
  width: 16px;
  height: 16px;
  fill: var(--accent);
}

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: var(--white);
  border-radius: 50%;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: 100;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-4px);
}

.back-to-top svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

/* ---------- Animations ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-20px);
  transition: all 0.6s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(20px);
  transition: all 0.6s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .nav-menu {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .mobile-cta {
    display: block;
  }

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

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }

  .hero {
    padding-top: calc(var(--header-height) + var(--space-2xl));
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero-stats {
    gap: var(--space-xl);
  }

  .hero-stat-value {
    font-size: 2rem;
  }

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

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

  .services-grid-3 {
    grid-template-columns: 1fr;
  }

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

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

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

  .back-to-top {
    bottom: calc(var(--space-xl) + 70px);
    right: var(--space-md);
  }

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

  .feature-card {
    flex-direction: column;
    text-align: center;
  }

  .feature-icon {
    margin: 0 auto;
  }

  .cta-buttons {
    flex-direction: column;
  }

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

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

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

  .why-us-grid {
    grid-template-columns: 1fr;
  }

  .price-card.featured {
    transform: scale(1);
  }
}

/* ---------- Utilities ---------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hidden {
  display: none !important;
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

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

.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

/* ============================================
   COPYRIGHT PROTECTION STYLES
   ============================================ */

/* Prevent text selection on all content */
body {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

/* Allow text selection in form inputs and textareas */
input, textarea, select {
  -webkit-user-select: text;
  -moz-user-select: text;
  -ms-user-select: text;
  user-select: text;
}

/* Prevent image dragging */
img {
  -webkit-user-drag: none;
  -khtml-user-drag: none;
  -moz-user-drag: none;
  -o-user-drag: none;
  user-drag: none;
  pointer-events: none;
}

/* Allow clicking on images */
a img {
  pointer-events: auto;
}

/* Disable selection on specific protected elements */
.no-select {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

/* Copyright notice toast */
.copyright-toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.9);
  color: white;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 99999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  pointer-events: none;
}

.copyright-toast.show {
  opacity: 1;
  visibility: visible;
}