*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, sans-serif;
  color: #1a1a1a;
  background: #fff;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-header {
  background: #0EC5A1;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.site-header img {
  max-height: 72px;
  width: auto;
}

main {
  flex: 1;
  max-width: 860px;
  width: 100%;
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
}

h1 {
  font-size: 1.75rem;
  margin-top: 0;
}

h2 {
  font-size: 1.2rem;
  margin-top: 2rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #555;
}

a {
  color: #0EC5A1;
}

.cta-link {
  font-weight: 600;
  color: #0EC5A1;
  font-size: 1.1rem;
}

.product-card {
  display: block;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 1.5rem;
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.15s ease;
}

.product-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.product-card img {
  max-height: 96px;
  width: auto;
  display: block;
  margin-bottom: 0.75rem;
}

.product-card p {
  margin: 0;
  color: #555;
}

.site-footer {
  background: #f5f5f5;
  text-align: center;
  padding: 1rem 1.5rem;
  font-size: 0.85rem;
  color: #666;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 600px) {
  .site-header img {
    max-height: 52px;
  }

  main {
    padding: 1.5rem 1rem;
  }

  h1 {
    font-size: 1.4rem;
  }
}