.practice-heading {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 1rem;
}

.practice-heading .section-intro {
  max-width: 62rem;
}

.homework-library-panel {
  overflow: clip;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-bright);
  box-shadow: 0 10px 30px rgb(23 59 71 / 7%);
}

.homework-library-panel > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4rem;
  padding: 0.85rem 1.1rem;
  color: var(--ink-deep);
  font-weight: 800;
  cursor: pointer;
}

.homework-library-panel > summary::marker {
  color: var(--teal);
}

.homework-library-panel > summary small {
  color: var(--muted);
  font-weight: 600;
}

.homework-library-panel[open] > summary {
  border-bottom: 1px solid var(--line);
  background: var(--teal-pale);
}

.homework-panel-body {
  padding: 1rem;
}

.homework-details-disclosure {
  margin-top: 0.85rem;
  border-top: 1px solid var(--line);
}

.homework-details-disclosure summary {
  padding-top: 0.7rem;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 800;
  cursor: pointer;
}

.homework-support-content {
  padding-top: 0.35rem;
}

.homework-directions {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.support-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
}

.support-steps article {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  padding: 0.9rem;
  border: 1px solid var(--line);
  border-radius: 0.85rem;
  background: var(--paper-bright);
}

.support-steps article > span {
  display: grid;
  flex: 0 0 2rem;
  height: 2rem;
  place-items: center;
  border-radius: 50%;
  background: var(--teal);
  color: white;
  font-weight: 800;
}

.support-steps p {
  margin: 0.15rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.support-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 0.8rem;
  padding: 0.9rem 1rem;
  border-radius: 0.85rem;
  background: var(--teal-pale);
}

.support-note p {
  margin: 0.1rem 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

body.high-contrast .family-quick-nav a:hover,
body.high-contrast .homework-actions .arcade-link {
  outline: 2px solid currentColor;
}

@media (max-width: 40rem) {
  .practice-heading,
  .support-note,
  .homework-library-panel > summary {
    align-items: stretch;
    flex-direction: column;
  }

  .support-steps {
    grid-template-columns: minmax(0, 1fr);
  }
}