.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--pico-spacing);
}

.app-card {
  display: block;
  text-decoration: none;
  color: inherit;
}

.app-card article {
  height: 100%;
  margin-bottom: 0;
  transition: outline 0.1s;
}

.app-card:hover article {
  outline: 2px solid var(--pico-primary);
}

.app-card--soon {
  opacity: 0.45;
  margin-bottom: 0;
}

/* Card colours — override Pico's color tokens so headings stay dark on pastel */
.card-postiliste {
  background-color: #f0a8dc;
  --pico-color: #222;
  --pico-h3-color: #222;
}

.card-jot {
  background-color: #fef08a;
  --pico-color: #222;
  --pico-h3-color: #222;
}

.card-snek {
  background-color: #a8f0c6;
  --pico-color: #222;
  --pico-h3-color: #222;
}

.card-cookbook {
  background-color: #f0d8a8;
  --pico-color: #222;
  --pico-h3-color: #222;
}

header {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}

header h1 {
  grid-column: 2;
  margin: 0;
}

#theme-toggle {
  justify-self: end;
  background: none;
  border: none;
  color: inherit;
  font-size: 1.4rem;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  line-height: 1;
}