:root {
  --yellow: #FFD83D;
  --ink: #1A1A1A;
  --green: #7BD389;
  --pink: #F08FA8;
  --paper: #FFFBEA;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.5;
}
header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.75rem 1.25rem;
  background: var(--yellow);
  border-bottom: 4px solid var(--ink);
}
.brand { display: flex; align-items: center; gap: 0.6rem; font-weight: 800; font-size: 1.25rem; color: var(--ink); text-decoration: none; }
nav a { margin-left: 1.25rem; color: var(--ink); font-weight: 600; text-decoration: none; }
nav a:hover { text-decoration: underline; }
main { max-width: 960px; margin: 0 auto; padding: 2rem 1.25rem; }
.hero { text-align: center; padding: 2rem 0 3rem; }
.hero h1 { font-size: 3rem; margin: 0.5rem 0 0; }
.hero p { font-size: 1.25rem; margin: 0.25rem 0 1.5rem; }
.button {
  display: inline-block; padding: 0.75rem 1.5rem;
  background: var(--ink); color: var(--yellow);
  font-weight: 700; border-radius: 999px; text-decoration: none;
  border: 3px solid var(--ink);
}
.button:hover { background: var(--yellow); color: var(--ink); }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1.25rem; }
.card {
  display: block; padding: 1.25rem; background: #fff;
  border: 3px solid var(--ink); border-radius: 16px;
  box-shadow: 6px 6px 0 var(--ink); color: var(--ink); text-decoration: none;
  transition: transform 0.1s;
}
.card:hover { transform: translate(-2px, -2px); box-shadow: 8px 8px 0 var(--ink); }
.card h3 { margin: 0 0 0.5rem; }
.card p { margin: 0; color: #444; }
.lead { font-size: 1.15rem; color: #444; }
footer { text-align: center; padding: 2rem; color: #666; font-size: 0.9rem; }