.classroom-actions {
  display: grid;
  grid-template-columns: minmax(0, 0.38fr) minmax(0, 1fr);
  gap: 10px;
}

.classroom-summary-button,
.classroom-open {
  min-height: 46px;
}

.classroom-summary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border-color: rgba(103, 86, 232, 0.28);
  color: var(--text);
  background: transparent;
  font-weight: 750;
  transition: border-color 180ms ease, background-color 180ms ease, color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.classroom-summary-button .profile-ui-icon {
  width: 20px;
  height: 20px;
}

.classroom-summary-button:hover {
  border-color: rgba(103, 86, 232, 0.58);
  background: var(--teacher-violet-soft);
  transform: translateY(-1px);
}

.classroom-summary-button[aria-pressed="true"] {
  border-color: var(--teacher-violet);
  color: var(--teacher-violet);
  background: var(--teacher-violet-soft);
  box-shadow: inset 0 0 0 1px rgba(103, 86, 232, 0.1);
}

.classroom-card.is-workbench-selected {
  border-color: rgba(103, 86, 232, 0.7);
  box-shadow: 0 16px 34px rgba(73, 57, 180, 0.13), inset 4px 0 0 var(--teacher-violet);
}

.teacher-workbench {
  scroll-margin-top: 86px;
}

.teacher-workbench-heading {
  align-items: center;
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(18, 19, 26, 0.9);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
}

.teacher-workbench-title-copy {
  min-width: 0;
}

.teacher-workbench-title-copy h2 {
  margin-bottom: 3px;
}

.teacher-workbench-title-copy p {
  overflow: hidden;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.teacher-workbench-title-copy p strong {
  color: var(--text);
}

.teacher-workbench-collapse {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-width: 142px;
  min-height: 44px;
  padding: 9px 13px;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  background: transparent;
  font: inherit;
  font-size: 14px;
  font-weight: 750;
  cursor: pointer;
  transition: border-color 180ms ease, background-color 180ms ease, color 180ms ease;
}

.teacher-workbench-collapse:hover {
  border-color: rgba(103, 86, 232, 0.55);
  color: var(--teacher-violet);
  background: var(--teacher-violet-soft);
}

.teacher-workbench-collapse .profile-ui-icon {
  width: 18px;
  height: 18px;
}

.teacher-workbench-chevron {
  transform: rotate(-90deg);
  transition: transform 180ms ease;
}

.teacher-workbench-collapse[aria-expanded="false"] .teacher-workbench-chevron {
  transform: rotate(90deg);
}

.teacher-workbench-body {
  display: grid;
  gap: 14px;
  padding-top: 14px;
}

.teacher-workbench-body[hidden] {
  display: none;
}

.teacher-workbench.is-collapsed .teacher-workbench-heading {
  border-color: rgba(103, 86, 232, 0.28);
}

.classroom-summary-button:focus-visible,
.teacher-workbench-collapse:focus-visible {
  outline: 3px solid rgba(103, 86, 232, 0.32);
  outline-offset: 2px;
}

html[data-theme="day"] .teacher-workbench-heading {
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 12px 30px rgba(24, 36, 64, 0.07);
}

html[data-theme="day"] .classroom-summary-button,
html[data-theme="day"] .teacher-workbench-collapse {
  color: #172033;
}

html[data-theme="day"] .classroom-summary-button[aria-pressed="true"],
html[data-theme="day"] .teacher-workbench-collapse:hover {
  color: #5848d7;
}

@media (max-width: 760px) {
  .classroom-actions {
    grid-template-columns: 1fr;
  }

  .teacher-workbench-heading {
    display: flex;
    align-items: center;
    gap: 14px;
  }

  .teacher-workbench-title-copy {
    flex: 1 1 auto;
  }

  .teacher-workbench-heading p {
    margin-top: 0;
  }

  .teacher-workbench-collapse {
    flex: 0 0 44px;
    min-width: 44px;
    width: 44px;
    padding: 0;
  }

  .teacher-workbench-collapse span {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  .classroom-summary-button,
  .teacher-workbench-collapse,
  .teacher-workbench-chevron {
    transition: none;
  }

  .classroom-summary-button:hover {
    transform: none;
  }
}