:root {
  --primary-color: #1B3A4B;
  --secondary-color: #D2E4DC;
  --accent-color: #4CAF50;
  --text-color: #333333;
  --light-text: #ffffff;
  --background-light: #ffffff;
  --dark-bg: #121212;
  --gray-text: #9e9e9e;
  --success-color: #10B981;
  --warning-color: #F59E0B;
  --error-color: #EF4444;
}

/* Container and Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Hero Section */
.whyus-hero {
  height: 70vh;
  background: linear-gradient(135deg, rgba(27, 58, 75, 0.9), rgba(76, 175, 80, 0.1)),
              url('https://images.unsplash.com/photo-1584464491033-06628f3a6b7b?auto=format&fit=crop&q=80');
  background-position: center;
  background-size: cover;
  background-attachment: fixed;
  display: flex;
  align-items: center;
  position: relative;
  margin-top: var(--nav-height-desktop);
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, rgba(27, 58, 75, 0.85), rgba(76, 175, 80, 0.1));
}

.whyus-hero .hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

.hero-text h1 {
  font-size: 3.5rem;
  font-weight: 800;
  color: white;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.hero-text p {
  font-size: 1.3rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
  line-height: 1.6;
  max-width: 600px;
}

.highlight {
  color: var(--accent-color);
  position: relative;
}

.highlight::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
  border-radius: 2px;
}

.hero-stats {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
}

.stat {
  text-align: center;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat strong {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-color);
  margin-bottom: 0.5rem;
}

.stat span {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.floating-card {
  background: white;
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  text-align: center;
  animation: float 6s ease-in-out infinite;
  border: 1px solid rgba(0, 0, 0, 0.1);
}

.card-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--accent-color), #45a049);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  box-shadow: 0 8px 16px rgba(76, 175, 80, 0.3);
}

.card-icon i {
  font-size: 1.5rem;
  color: white;
}

.floating-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.floating-card p {
  font-size: 0.9rem;
  color: var(--gray-text);
  margin: 0;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

/* Why Choose Main Section */
.why-choose-main {
  padding: 5rem 0;
  background: var(--background-light);
}

.why-choose-intro {
  text-align: center;
  margin-bottom: 4rem;
}

.why-choose-intro h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.intro-text {
  font-size: 1.2rem;
  color: var(--gray-text);
  line-height: 1.6;
  max-width: 800px;
  margin: 0 auto;
}

/* Advantages Grid */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.advantage-card {
  background: white;
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.advantage-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.advantage-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--accent-color), #45a049);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  box-shadow: 0 8px 20px rgba(76, 175, 80, 0.3);
}

.advantage-icon i {
  font-size: 1.8rem;
  color: white;
}

.advantage-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.advantage-card p {
  font-size: 1rem;
  color: var(--gray-text);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.advantage-features {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.advantage-features span {
  font-size: 0.9rem;
  color: var(--text-color);
  font-weight: 500;
}

/* Testimonials Section */
.testimonials-section {
  padding: 5rem 0;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

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

.testimonials-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.testimonials-header p {
  font-size: 1.1rem;
  color: var(--gray-text);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  background: white;
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.testimonial-rating {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.testimonial-rating i {
  color: #fbbf24;
  font-size: 1.1rem;
}

.testimonial-rating span {
  font-weight: 700;
  color: var(--primary-color);
  font-size: 0.9rem;
}

.testimonial-card blockquote {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--text-color);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  position: relative;
}

.testimonial-card blockquote::before {
  content: '"';
  font-size: 3rem;
  color: var(--accent-color);
  position: absolute;
  top: -10px;
  left: -15px;
  opacity: 0.3;
}

.testimonial-card cite {
  display: block;
}

.testimonial-card cite strong {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.25rem;
}

.testimonial-card cite span {
  font-size: 0.9rem;
  color: var(--gray-text);
}

/* Stats Section */
.stats-section {
  padding: 4rem 0;
  background: var(--primary-color);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  text-align: center;
}

.stat-item {
  padding: 2rem;
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent-color);
  margin-bottom: 0.5rem;
  display: block;
}

.stat-label {
  font-size: 1.1rem;
  color: white;
  font-weight: 500;
}

/* Final CTA Section */
.final-cta-section {
  padding: 5rem 0;
  background: linear-gradient(135deg, var(--accent-color), #45a049);
}

.cta-content {
  text-align: center;
  color: white;
}

.cta-content h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.cta-content p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.primary-cta {
  background: white;
  color: var(--accent-color);
  padding: 1rem 2rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.primary-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.secondary-cta {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  padding: 1rem 2rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.secondary-cta:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.5);
}

.cta-features {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.cta-features span {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  font-weight: 500;
}

.cta-features i {
  color: var(--success-color);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .whyus-hero .hero-content {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }

  .hero-text h1 {
    font-size: 2.8rem;
  }

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

  .advantages-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }

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

@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }

  .whyus-hero {
    height: 80vh;
  }

  .hero-text h1 {
    font-size: 2.2rem;
  }

  .hero-text p {
    font-size: 1.1rem;
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: 1rem;
  }

  .why-choose-intro h2 {
    font-size: 2rem;
  }

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

  .advantage-card {
    padding: 2rem;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .stat-item {
    padding: 1.5rem;
  }

  .stat-number {
    font-size: 2.5rem;
  }

  .cta-content h2 {
    font-size: 2rem;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .primary-cta,
  .secondary-cta {
    width: 100%;
    max-width: 300px;
  }

  .cta-features {
    flex-direction: column;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .whyus-hero {
    height: 70vh;
  }

  .hero-text h1 {
    font-size: 1.8rem;
  }

  .hero-stats {
    gap: 0.5rem;
  }

  .stat {
    padding: 0.75rem;
  }

  .stat strong {
    font-size: 1.5rem;
  }

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

  .floating-card {
    padding: 1.5rem;
  }

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

  .stat-number {
    font-size: 2rem;
  }
}