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

:root {
  --primary-color: #2563eb;
  --primary-dark: #1e40af;
  --secondary-color: #64748b;
  --accent-color: #059669;
  --text-dark: #1e293b;
  --text-light: #64748b;
  --bg-light: #f8fafc;
  --white: #ffffff;
  --border-color: #e2e8f0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  background-color: var(--white);
}

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

/* Header */
.header {
  background: var(--white);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 20px;
}

.logo h1 {
  font-size: 1.5rem;
  color: var(--primary-color);
  font-weight: 700;
}

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

/* Buttons */
.btn {
  padding: 0.625rem 1.25rem;
  border: none;
  border-radius: 0.5rem;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}

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

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

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

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

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: var(--white);
  padding: 6rem 0;
  text-align: center;
}

.hero .container {
  max-width: 800px;
}

.hero-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero-title .accent {
  color: #fbbf24;
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.95;
  line-height: 1.8;
}

.hero-cta {
  margin-top: 2rem;
}

/* Benefits Section */
.benefits {
  padding: 5rem 0;
  background-color: var(--bg-light);
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--text-dark);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.benefit-card {
  background: var(--white);
  padding: 2rem;
  border-radius: 0.75rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s, box-shadow 0.2s;
}

.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 12px rgba(0, 0, 0, 0.15);
}

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

.benefit-card p {
  color: var(--text-light);
  line-height: 1.7;
}

/* CTA Section */
.cta {
  padding: 5rem 0;
  text-align: center;
  background: var(--white);
}

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

.cta p {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 2.5rem;
}

.cta-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  overflow: auto;
}

.modal-content {
  background-color: var(--white);
  margin: 5% auto;
  padding: 2rem;
  border-radius: 0.75rem;
  width: 90%;
  max-width: 500px;
  position: relative;
}

.close {
  color: var(--text-light);
  float: right;
  font-size: 2rem;
  font-weight: bold;
  cursor: pointer;
  line-height: 1;
}

.close:hover {
  color: var(--text-dark);
}

.modal-content h2 {
  margin-bottom: 1rem;
  color: var(--text-dark);
}

.modal-content p {
  margin-bottom: 1.5rem;
  color: var(--text-light);
}

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

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid var(--border-color);
  border-radius: 0.5rem;
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

/* Responsive */
@media (max-width: 768px) {
  .header .container {
    flex-direction: column;
    gap: 1rem;
  }

  .nav {
    width: 100%;
    justify-content: center;
  }

  .hero {
    padding: 4rem 0;
  }

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

  .hero-subtitle {
    font-size: 1.125rem;
  }

  .section-title {
    font-size: 2rem;
  }

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

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

  .cta p {
    font-size: 1.125rem;
  }

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

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

  .modal-content {
    width: 95%;
    margin: 10% auto;
    padding: 1.5rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.75rem;
  }

  .btn {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
  }

  .btn-large {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
  }
}