:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #3b82f6;
  --color-secondary: #0f172a;
  --color-accent: #06b6d4;
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-text: #1e293b;
  --color-text-muted: #64748b;
}

html {
  scroll-behavior: smooth;
}

.gradient-hero {
  background: linear-gradient(135deg, var(--color-secondary) 0%, #1e3a5f 50%, var(--color-primary-dark) 100%);
}

.feature-card {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.btn-primary {
  background-color: var(--color-primary);
  transition: background-color 0.2s ease, transform 0.1s ease;
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

.faq-toggle:checked ~ .faq-answer {
  max-height: 500px;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

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