/* 
  AC Technician Local Service Landing Page
  Mobile-First CSS
*/

/* ==========================================================================
   1. Variables & Root
   ========================================================================== */
:root {
  /* Colors */
  --primary: #1a3a5c;
  --primary-light: #2d5f8a;
  --primary-dark: #0f2a44;
  --accent: #00bcd4;
  --accent-light: #4dd0e1;
  --accent-dark: #0097a7;
  --bg-white: #ffffff;
  --bg-light: #f0f7ff;
  --bg-gray: #f8fafc;
  --text-dark: #0f2137;
  --text-body: #334155;
  --text-gray: #64748b;
  --text-light: #94a3b8;
  --success: #22c55e;
  --success-dark: #16a34a;
  --warning: #f59e0b;
  --star: #fbbf24;
  --white: #ffffff;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Transitions */
  --transition: all 0.3s ease;

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px; /* Account for sticky header */
}

body {
  font-family: var(--font-primary);
  color: var(--text-body);
  line-height: 1.6;
  background-color: var(--bg-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ==========================================================================
   3. Header & Navigation
   ========================================================================== */
.header {
  position: sticky;
  top: 0;
  background-color: var(--bg-white);
  z-index: 1000;
  transition: var(--transition);
}

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

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--primary);
}

.nav-logo .logo-icon {
  font-size: 1.75rem;
  color: var(--accent);
}

.nav-links {
  display: none; /* Hidden on mobile by default */
  gap: 2rem;
}

.nav-links a {
  font-weight: 500;
  color: var(--text-dark);
}

.nav-links a:hover {
  color: var(--accent);
  transform: translateY(-1px);
  display: inline-block;
}

.nav-cta {
  display: none;
}

.hamburger {
  display: block;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--text-dark);
  transition: var(--transition);
  margin: 5px 0;
  border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

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

.hamburger.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--bg-white);
  z-index: 999;
  transform: translateX(100%);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 2rem;
}

.mobile-nav.active {
  transform: translateX(0);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  width: 100%;
}

.mobile-nav-links a {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-dark);
  display: block;
  padding: 0.5rem;
}

.mobile-nav-buttons {
  margin-top: 3rem;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 1024px) {
  .hamburger {
    display: none;
  }
  .nav-links {
    display: flex;
  }
  .nav-cta {
    display: inline-flex;
  }
}

/* ==========================================================================
   4. Buttons (Global)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

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

.btn-primary:hover {
  background-color: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-whatsapp {
  background-color: var(--success);
  color: var(--white);
}

.btn-whatsapp:hover {
  background-color: var(--success-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-success {
  background-color: var(--success);
  color: var(--white);
}

.btn-success:hover {
  background-color: var(--success-dark);
  transform: translateY(-2px);
}

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

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

.btn-lg {
  padding: 16px 32px;
  font-size: 1.1rem;
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.875rem;
}

.btn-full {
  width: 100%;
}

/* ==========================================================================
   5. Hero Section
   ========================================================================== */
.hero {
  padding-top: 60px;
  padding-bottom: 80px;
}

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

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  background-color: rgba(0, 188, 212, 0.1);
  color: var(--accent-dark);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.15;
  color: var(--text-dark);
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-body);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.hero-cta {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}

.hero-note {
  font-size: 0.875rem;
  color: var(--text-gray);
  margin-top: 1rem;
}

.hero-image-wrapper {
  width: 100%;
}

.hero-image {
  aspect-ratio: 4/5;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background-color: var(--bg-light);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.hero-image .placeholder {
  color: var(--text-light);
  font-size: 4rem;
  border: 2px dashed var(--text-light);
  padding: 2rem;
  border-radius: var(--radius-lg);
}

@media (min-width: 768px) {
  .hero-cta {
    flex-direction: row;
    justify-content: center;
  }
}

@media (min-width: 1024px) {
  .hero {
    padding-top: 120px;
  }
  .hero .container {
    grid-template-columns: 55% 45%;
    text-align: left;
  }
  .hero-content {
    text-align: left;
  }
  .hero h1 {
    font-size: 3.25rem;
  }
  .hero-cta {
    justify-content: flex-start;
  }
  .hero-image {
    aspect-ratio: 3/4;
  }
}

/* ==========================================================================
   6. Trust Badges Strip
   ========================================================================== */
.trust-badges {
  background-color: var(--bg-light);
  padding: 2rem 0;
  border-top: 1px solid #e2e8f0;
  border-bottom: 1px solid #e2e8f0;
}

.trust-badges .container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
}

.trust-badge .badge-icon {
  font-size: 1.5rem;
  color: var(--accent);
}

.trust-badge .badge-text {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-dark);
}

@media (min-width: 1024px) {
  .trust-badges .container {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ==========================================================================
   7. Section Common Styles
   ========================================================================== */
.section {
  padding: 4rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.75rem;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-gray);
  max-width: 600px;
  margin: 0 auto;
}

.section-header h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background-color: var(--accent);
  margin: 1rem auto 0;
  border-radius: 2px;
}

@media (min-width: 1024px) {
  .section {
    padding: 5rem 0;
  }
  .section-header h2 {
    font-size: 2.5rem;
  }
}

/* ==========================================================================
   8. Services Section
   ========================================================================== */
.services {
  background-color: var(--bg-white);
}

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

.service-card {
  background-color: var(--white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid #e2e8f0;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

.service-card .service-icon {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 1rem;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-light);
  border-radius: var(--radius-md);
}

.service-card h3 {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.95rem;
  color: var(--text-body);
  line-height: 1.6;
}

.services-cta {
  text-align: center;
  margin-top: 3rem;
}

@media (min-width: 768px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ==========================================================================
   9. Brands Section
   ========================================================================== */
.brands {
  background-color: var(--bg-gray);
}

.brands-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.brand-card {
  background-color: var(--white);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid #e2e8f0;
  transition: var(--transition);
  text-align: center;
}

.brand-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.brand-card p {
  font-size: 0.9rem;
  color: var(--text-body);
}

.ac-types-table {
  margin-top: 3rem;
  width: 100%;
  overflow-x: auto;
}

.ac-types-table table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.ac-types-table th {
  background-color: var(--primary);
  color: var(--white);
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
}

.ac-types-table td {
  padding: 12px 16px;
  border-bottom: 1px solid #e2e8f0;
}

.ac-types-table tr:hover {
  background-color: var(--bg-light);
}

@media (min-width: 768px) {
  .brands-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .brands-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ==========================================================================
   10. Experience/Stats Section
   ========================================================================== */
.experience {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  padding: 5rem 0;
  text-align: center;
}

.experience h2 {
  color: var(--white);
  margin-bottom: 1rem;
}

.experience h2::after {
  background-color: var(--accent);
}

.experience p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.1rem;
  max-width: 700px;
  margin: 0 auto;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

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

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  display: block;
}

.stat-label {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.9);
  margin-top: 0.5rem;
}

@media (min-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ==========================================================================
   11. Work Gallery
   ========================================================================== */
.work {
  background-color: var(--bg-white);
}

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

.work-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid #e2e8f0;
  transition: var(--transition);
}

.work-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.work-card-image {
  aspect-ratio: 4/3;
  background-color: var(--bg-light);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.work-card-image .placeholder {
  color: var(--text-light);
  font-size: 3rem;
}

.work-card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background-color: var(--accent);
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 50px;
}

.work-card-content {
  padding: 1.5rem;
}

.work-card-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.work-card-meta {
  font-size: 0.85rem;
  color: var(--text-gray);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.work-card-meta .location {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.work-card-content p {
  font-size: 0.9rem;
  color: var(--text-body);
}

@media (min-width: 768px) {
  .work-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .work-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ==========================================================================
   12. Why Choose Us
   ========================================================================== */
.why-us {
  background-color: var(--bg-light);
}

.why-us-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.why-us-item {
  display: flex;
  gap: 1rem;
  padding: 1.5rem;
  background-color: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid #e2e8f0;
}

.why-us-item .item-icon {
  font-size: 1.5rem;
  color: var(--accent);
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-light);
  border-radius: var(--radius-sm);
}

.why-us-item h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  color: var(--text-dark);
}

.why-us-item p {
  font-size: 0.9rem;
  color: var(--text-body);
}

@media (min-width: 1024px) {
  .why-us-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ==========================================================================
   13. Reviews/Testimonials
   ========================================================================== */
.reviews {
  background-color: var(--bg-white);
}

.testimonial-slider {
  position: relative;
  overflow: hidden;
  max-width: 800px;
  margin: 0 auto;
}

.testimonial-track {
  display: flex;
  transition: transform 0.5s ease;
}

.testimonial-slide {
  flex: 0 0 100%;
  padding: 1rem;
}

.testimonial-card {
  background-color: var(--bg-light);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  text-align: center;
  position: relative;
}

.testimonial-stars {
  color: var(--star);
  font-size: 1.25rem;
  margin-bottom: 1rem;
  letter-spacing: 2px;
}

.testimonial-text {
  font-size: 1.1rem;
  color: var(--text-dark);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 1.5rem;
}

.testimonial-author {
  font-weight: 600;
  color: var(--text-dark);
}

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

.slider-controls {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.5rem;
}

.slider-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--white);
  border: 1px solid #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  color: var(--text-dark);
}

.slider-btn:hover {
  background-color: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.slider-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1rem;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #cbd5e1;
  cursor: pointer;
  transition: var(--transition);
}

.slider-dot.active {
  background-color: var(--accent);
  transform: scale(1.2);
}

/* ==========================================================================
   14. About Section
   ========================================================================== */
.about {
  background-color: var(--bg-gray);
}

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

.about-image {
  aspect-ratio: 1/1;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background-color: var(--bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.about-image .placeholder {
  color: var(--text-light);
  font-size: 4rem;
  border: 2px dashed var(--text-light);
  padding: 2rem;
  border-radius: var(--radius-lg);
}

.about-content h2 {
  text-align: left;
  font-size: 2rem;
  color: var(--text-dark);
  margin-bottom: 0.75rem;
}

.about-content h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background-color: var(--accent);
  margin: 1rem 0 0 0;
  border-radius: 2px;
}

.about-content p {
  margin-bottom: 1rem;
  margin-top: 1rem;
  color: var(--text-body);
  line-height: 1.7;
}

.about-cta {
  margin-top: 1.5rem;
}

@media (min-width: 1024px) {
  .about .container {
    grid-template-columns: 40% 60%;
  }
}

/* ==========================================================================
   15. Service Areas
   ========================================================================== */
.areas {
  background-color: var(--bg-white);
}

.areas-city {
  text-align: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 2rem;
}

.areas-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.area-tag {
  display: inline-flex;
  padding: 8px 20px;
  background-color: var(--bg-light);
  color: var(--text-dark);
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 500;
  border: 1px solid #e2e8f0;
  transition: var(--transition);
}

.area-tag:hover {
  background-color: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

.areas-note {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.95rem;
  color: var(--text-gray);
}

/* ==========================================================================
   16. Contact/Request Form Section
   ========================================================================== */
.contact {
  background-color: var(--bg-light);
}

.contact .container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

.contact-form {
  background-color: var(--white);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
  font-size: 0.9rem;
}

.form-group input, 
.form-group select, 
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition);
  outline: none;
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 188, 212, 0.1);
}

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
  border-color: red;
}

.form-error {
  font-size: 0.8rem;
  color: red;
  margin-top: 4px;
  display: none;
}

.form-group.has-error .form-error {
  display: block;
}

.contact-info {
  padding: 1rem;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding: 1.25rem;
  background-color: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.contact-info-item .info-icon {
  font-size: 1.5rem;
  color: var(--accent);
  flex-shrink: 0;
}

.contact-info-item h3 {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.25rem;
  color: var(--text-dark);
}

.contact-info-item p {
  font-size: 0.9rem;
  color: var(--text-body);
}

.contact-info-item a {
  color: var(--primary);
  font-weight: 600;
}

@media (min-width: 1024px) {
  .contact .container {
    grid-template-columns: 55% 45%;
  }
}

/* ==========================================================================
   17. FAQ Section
   ========================================================================== */
.faq {
  background-color: var(--bg-white);
}

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

.faq-item {
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 1.25rem;
  background-color: var(--white);
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-dark);
  text-align: left;
  font-family: inherit;
  transition: var(--transition);
}

.faq-question:hover {
  background-color: var(--bg-light);
}

.faq-question .faq-icon {
  transition: transform 0.3s;
  font-size: 1.25rem;
  color: var(--text-gray);
  flex-shrink: 0;
}

.faq-item.active .faq-question {
  color: var(--primary);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 1.25rem;
  background-color: var(--white);
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 1.25rem 1.25rem;
}

.faq-answer p {
  color: var(--text-body);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* ==========================================================================
   18. CTA Banner
   ========================================================================== */
.cta-banner {
  background: linear-gradient(135deg, var(--primary) 0%, #1e5a8a 50%, var(--accent-dark) 100%);
  color: var(--white);
  padding: 5rem 0;
  text-align: center;
}

.cta-banner h2 {
  color: var(--white);
  font-size: 2rem;
  margin-bottom: 1rem;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.1rem;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-inline: auto;
}

.cta-banner .cta-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ==========================================================================
   19. Footer
   ========================================================================== */
.footer {
  background-color: var(--primary-dark);
  color: var(--white);
  padding-top: 4rem;
}

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

.footer-col h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  color: var(--white);
}

.footer-col h3::after {
  content: '';
  display: block;
  width: 30px;
  height: 3px;
  background-color: var(--accent);
  margin-top: 0.5rem;
}

.footer-col p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

.footer-col ul {
  list-style: none;
  padding: 0;
}

.footer-col ul li {
  margin-bottom: 0.5rem;
}

.footer-col ul li a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  transition: var(--transition);
  display: inline-block;
}

.footer-col ul li a:hover {
  color: var(--accent);
  padding-left: 5px;
}

.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 3rem;
  padding: 1.5rem 0;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ==========================================================================
   20. Mobile Bottom Bar
   ========================================================================== */
.mobile-bottom-bar {
  display: none;
}

@media (max-width: 768px) {
  .mobile-bottom-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 998;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
    opacity: 0;
    transform: translateY(100%);
    transition: var(--transition);
  }
  
  .mobile-bottom-bar.visible {
    opacity: 1;
    transform: translateY(0);
  }
  
  .mobile-bottom-bar a {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 14px;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--white);
    text-decoration: none;
  }
  
  .mobile-bottom-bar .bar-call {
    background-color: var(--primary);
  }
  
  .mobile-bottom-bar .bar-whatsapp {
    background-color: var(--success);
  }
  
  /* Add padding to body when mobile bottom bar is active to prevent content hiding */
  body.has-bottom-bar {
    padding-bottom: 60px;
  }
}

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

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

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ==========================================================================
   22. Utility Classes
   ========================================================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.hidden { display: none !important; }

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

/* ==========================================================================
   23. Print Styles & Accessibility
   ========================================================================== */
@media print {
  .header, 
  .footer, 
  .mobile-bottom-bar, 
  .btn,
  .hero-cta,
  .about-cta,
  .services-cta {
    display: none !important;
  }
  
  body {
    background: transparent !important;
    color: #000 !important;
  }
  
  * {
    box-shadow: none !important;
    text-shadow: none !important;
    background: transparent !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}