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

body {
  font-family: system-ui, -apple-system, sans-serif;
  min-height: 100dvh;
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #f7f7f5;
  color: #1a1a1a;
  padding: 2rem 1.5rem;
}

header {
  text-align: center;
  margin-bottom: 3rem;
}

h1 {
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0 0 0.35rem;
}

p.tagline {
  color: #888;
  margin: 0;
  font-size: 0.95rem;
}

.cards {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  list-style: none;
  padding: 0;
  margin: 0;
  max-width: 560px;
  width: 100%;
}

.cards li { flex: 1 1 220px; max-width: 260px; }

.cards a {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1.25rem 1.5rem;
  background: #fff;
  border: 1px solid #e2e2e0;
  border-radius: 14px;
  text-decoration: none;
  color: inherit;
  box-shadow: 0 1px 3px rgba(0,0,0,.06);
  transition: box-shadow .15s, transform .15s, border-color .15s;
  height: 100%;
}

.cards a:hover {
  box-shadow: 0 4px 14px rgba(0,0,0,.10);
  transform: translateY(-2px);
  border-color: #c8c8c4;
}

.card-title {
  font-size: 1rem;
  font-weight: 600;
}

.card-desc {
  font-size: 0.82rem;
  color: #888;
  line-height: 1.4;
}

.card-arrow {
  margin-top: auto;
  font-size: 1rem;
  color: #bbb;
  align-self: flex-end;
}

footer {
  margin-top: 3.5rem;
  font-size: 0.72rem;
  color: #ccc;
}