:root {
  --brand-yellow: #fcd33e;
  --brand-dark: #1a1a1a;
  --text: #333333;
  --text-muted: #666666;
  --bg: #f2f2f2;
  --card: #ffffff;
  --border: #e8e8e8;
  --max-width: 760px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
}

a {
  color: var(--brand-dark);
}

header {
  background: var(--brand-yellow);
  padding: 2rem 1.25rem 2.5rem;
  text-align: center;
}

.header-logo {
  width: 4rem;
  height: 4rem;
  border-radius: 0.85rem;
  object-fit: contain;
  margin: 0 auto 1rem;
  display: block;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

header h1 {
  margin: 0 0 0.35rem;
  font-size: 1.75rem;
  color: var(--brand-dark);
}

header p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

nav.top-nav {
  margin-top: 1rem;
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

nav.top-nav a {
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
}

main {
  max-width: var(--max-width);
  margin: -1.25rem auto 2.5rem;
  padding: 0 1rem;
}

.card {
  background: var(--card);
  border-radius: 1rem;
  padding: 1.5rem 1.25rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

section {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
}

section:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

section h2 {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  color: var(--brand-dark);
}

section p {
  margin: 0 0 0.75rem;
}

section p:last-child,
section ul:last-child {
  margin-bottom: 0;
}

ul {
  margin: 0.5rem 0 0.75rem;
  padding-left: 1.25rem;
}

li {
  margin-bottom: 0.45rem;
}

footer {
  text-align: center;
  padding: 0 1rem 2rem;
  color: var(--text-muted);
  font-size: 0.875rem;
}

@media (min-width: 640px) {
  header h1 {
    font-size: 2rem;
  }

  .card {
    padding: 2rem 2rem 1.5rem;
  }
}