/* ============================================
   CSS Variables & Reset
   ============================================ */
:root {
  --primary-color: #003d82;
  --secondary-color: #ffcc00;
  --accent-color: #ff6b35;
  --text-dark: #1a1a1a;
  --text-light: #666666;
  --bg-light: #f8f9fa;
  --bg-dark: #1a1a1a;
  --white: #ffffff;
  --border-color: #e0e0e0;
  --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);
  --transition: all 0.3s ease;
  --font-primary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--white);
  overflow-x: hidden;
}

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

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

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

ul {
  list-style: none;
}

/* ============================================
   Header & Navigation
   ============================================ */
.header {
  background: var(--white);
  box-shadow: var(--shadow-sm);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: var(--transition);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

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

.logo-icon {
  font-size: 2rem;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  color: var(--text-dark);
  font-weight: 500;
  position: relative;
  padding: 0.5rem 0;
}

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

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

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--primary-color);
  transition: var(--transition);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-primary);
}

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

.btn-primary:hover {
  background: #002d63;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-accent:hover {
  background: #ffd633;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

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

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

.btn-block {
  display: block;
  width: 100%;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--primary-color) 0%, #0052a3 100%);
  background-image: url('https://via.placeholder.com/1920x1080?text=Driving+School+Hero');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  margin-top: 80px;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(0, 61, 130, 0.85) 0%, rgba(0, 82, 163, 0.85) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--white);
  padding: 4rem 0;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  margin-bottom: 2.5rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0.95;
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
  padding-top: 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

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

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--secondary-color);
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 1rem;
  opacity: 0.9;
}

/* ============================================
   Sections
   ============================================ */
.section {
  padding: 5rem 0;
}

.section-dark {
  background: var(--bg-light);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-tag {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  background: var(--secondary-color);
  color: var(--primary-color);
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: 50px;
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.section-description {
  font-size: 1.1rem;
  color: var(--text-light);
  line-height: 1.8;
}

/* ============================================
   Services Section
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--border-color);
}

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

.service-icon {
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

.service-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.service-card p {
  color: var(--text-light);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.service-features {
  list-style: none;
}

.service-features li {
  padding: 0.5rem 0;
  color: var(--text-dark);
  position: relative;
  padding-left: 1.5rem;
}

.service-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--secondary-color);
  font-weight: bold;
}

/* ============================================
   Packages Section
   ============================================ */
.packages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.package-card {
  background: var(--white);
  border-radius: 12px;
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  position: relative;
  border: 2px solid transparent;
}

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

.package-card.featured {
  border-color: var(--secondary-color);
  transform: scale(1.05);
}

.package-card.featured:hover {
  transform: scale(1.08) translateY(-5px);
}

.package-badge {
  position: absolute;
  top: -12px;
  right: 20px;
  background: var(--accent-color);
  color: var(--white);
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
}

.package-header {
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 2px solid var(--border-color);
}

.package-header h3 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.package-price {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0.25rem;
  margin-bottom: 0.5rem;
}

.package-price .currency {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-light);
  padding-top: 0.5rem;
}

.package-price .amount {
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1;
}

.package-duration {
  color: var(--text-light);
  font-size: 1rem;
}

.package-features {
  list-style: none;
  margin-bottom: 2rem;
}

.package-features li {
  padding: 0.75rem 0;
  color: var(--text-dark);
  border-bottom: 1px solid var(--border-color);
}

.package-features li:last-child {
  border-bottom: none;
}

/* ============================================
   Instructors Section
   ============================================ */
.instructors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
}

.instructor-card {
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

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

.instructor-image {
  width: 100%;
  height: 350px;
  overflow: hidden;
  background: var(--bg-light);
}

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

.instructor-card:hover .instructor-image img {
  transform: scale(1.1);
}

.instructor-info {
  padding: 2rem;
}

.instructor-info h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.instructor-title {
  color: var(--secondary-color);
  font-weight: 600;
  margin-bottom: 1rem;
}

.instructor-description {
  color: var(--text-light);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.instructor-stats {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-light);
  font-weight: 500;
}

/* ============================================
   Testimonials Section
   ============================================ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

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

.testimonial-rating {
  color: var(--secondary-color);
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

.testimonial-text {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-dark);
  font-style: italic;
  margin-bottom: 2rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--secondary-color);
}

.author-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.author-info h4 {
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 0.25rem;
}

.author-info p {
  color: var(--text-light);
  font-size: 0.9rem;
}

/* ============================================
   FAQ Section
   ============================================ */
.faq-list {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  background: var(--white);
  border-radius: 8px;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.faq-question {
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: var(--transition);
}

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

.faq-question h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-dark);
}

.faq-toggle {
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--primary-color);
  transition: var(--transition);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

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

.faq-answer p {
  padding: 0 2rem 1.5rem;
  color: var(--text-light);
  line-height: 1.8;
}

/* ============================================
   Booking Section
   ============================================ */
.booking-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.booking-features {
  margin-top: 2rem;
}

.booking-feature {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
}

.feature-icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--secondary-color);
  color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  flex-shrink: 0;
}

.booking-form-container {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
}

.booking-form h3 {
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.875rem;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-size: 1rem;
  font-family: var(--font-primary);
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(0, 61, 130, 0.1);
}

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

/* Form Message Styles */
.form-message {
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  font-weight: 500;
  animation: slideIn 0.3s ease;
}

.form-message-success {
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.form-message-error {
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   Contact Section
   ============================================ */
.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item {
  display: flex;
  gap: 1.5rem;
}

.contact-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.contact-details h4 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.contact-details p {
  color: var(--text-light);
  line-height: 1.8;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
}

.social-links a {
  color: var(--primary-color);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border: 2px solid var(--primary-color);
  border-radius: 8px;
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--primary-color);
  color: var(--white);
}

.contact-map {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.map-placeholder {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 400px;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background: var(--bg-dark);
  color: var(--white);
  padding: 4rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-logo .logo-icon {
  font-size: 2rem;
}

.footer-col p {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.footer-col h4 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--secondary-color);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--secondary-color);
  padding-left: 5px;
}

.footer-certifications {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-certifications p {
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 968px) {
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow-md);
    padding: 1rem 0;
  }

  .nav.active {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    gap: 0;
  }

  .nav-link {
    display: block;
    padding: 1rem 2rem;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .header-content {
    position: relative;
  }

  .booking-content,
  .contact-content {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 768px) {
  .section {
    padding: 3rem 0;
  }

  .services-grid,
  .packages-grid,
  .instructors-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 80vh;
    background-attachment: scroll;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-large {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }

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

  .service-card,
  .package-card,
  .instructor-card,
  .testimonial-card {
    padding: 1.5rem;
  }
}