:root {
  --bg: #f7f4ee;
  --fg: #1c1915;
  --muted: #5d564c;
  --card: #fffdf8;
  --accent: #0f62fe;
}

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

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top left, #fff, var(--bg) 42%);
  color: var(--fg);
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
}

.catalog {
  width: min(52rem, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 12vh 0 4rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  color: var(--muted);
  margin: 0 0 0.6rem;
}

h1 {
  margin: 0 0 2rem;
  font-size: clamp(2rem, 5vw, 3.4rem);
  letter-spacing: -0.03em;
}

.deck-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.deck-card {
  display: block;
  padding: 1.4rem 1.5rem;
  background: var(--card);
  color: inherit;
  text-decoration: none;
  border-radius: 1rem;
  border: 1px solid rgb(28 25 21 / 10%);
  box-shadow: 0 8px 24px rgb(28 25 21 / 4%);
}

.deck-card h2 {
  margin: 0 0 0.35rem;
  font-size: 1.4rem;
}

.deck-card p {
  margin: 0;
  color: var(--muted);
}

.deck-card:hover {
  border-color: var(--accent);
}

.empty {
  color: var(--muted);
}