/* Oppiaineet — subject picker (reuses app.css tokens) */

.subjects-main {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}

.subjects-head h1 {
  margin: 0 0 0.35rem;
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.subjects-head .lede {
  margin: 0 0 1.5rem;
  color: var(--muted);
  max-width: 36rem;
}

.subject-grid {
  display: grid;
  gap: 0.85rem;
}

@media (min-width: 560px) {
  .subject-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.subject-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.45rem;
  text-align: left;
  width: 100%;
  padding: 1.15rem 1.2rem;
  border-radius: 1rem;
  border: 1px solid color-mix(in srgb, var(--outline) 35%, transparent);
  background: var(--surface, #fff);
  color: inherit;
  cursor: pointer;
  font: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.12s ease;
}

.subject-card:hover:not(:disabled) {
  border-color: color-mix(in srgb, var(--primary) 45%, transparent);
  box-shadow: 0 6px 20px color-mix(in srgb, var(--primary) 12%, transparent);
  transform: translateY(-1px);
}

.subject-card:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.subject-card.is-current {
  border-color: var(--primary);
  background: color-mix(in srgb, var(--primary-soft) 70%, #fff);
}

.subject-card-code {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--primary-deep);
}

.subject-card-title {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.subject-card-blurb {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.4;
  margin: 0;
}

.subject-card-meta {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--outline);
  margin-top: 0.25rem;
}

.subject-card-cta {
  margin-top: 0.5rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary-deep);
}