.student-management {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.student-management__header,
.student-management__section-head,
.student-management__student-row,
.student-management__request {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.student-management__class-context {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-color, #d8d8d8);
  border-radius: 1rem;
  background: var(--surface, #fff);
}

.student-management__class-context > span:not(.student-management__class-label) {
  opacity: 0.8;
}

.student-management__class-picker {
  display: grid;
  gap: 0.35rem;
  width: min(34rem, 100%);
}

.student-management__class-picker select {
  width: 100%;
}

.student-management__class-label {
  font-size: 0.82rem;
  font-weight: 700;
  opacity: 0.72;
}

.student-management__class-count {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 600;
  opacity: 0.76;
}

.student-management__section {
  display: grid;
  gap: 0.75rem;
  padding: 1rem;
  border: 1px solid var(--border-color, #d8d8d8);
  border-radius: 1rem;
  background: var(--surface, #fff);
}

.student-management__attention {
  border-width: 2px;
}

.student-management__section h4,
.student-management__section h5,
.student-management__header h3 {
  margin: 0;
}

.student-management__class {
  border-top: 1px solid var(--border-color, #e1e1e1);
  padding-top: 0.75rem;
}

.student-management__class > summary,
.student-management__section > summary {
  cursor: pointer;
  font-weight: 700;
}

.student-management__student-row,
.student-management__request {
  padding: 0.75rem 0;
  border-top: 1px solid var(--border-color, #ececec);
}

.student-management__request--warning {
  padding: 0.85rem;
  border: 1px solid #d9a441;
  border-radius: 0.75rem;
}

.student-management__student-info,
.student-management__request-info {
  display: grid;
  gap: 0.2rem;
  min-width: 0;
}

.student-management__student-info span,
.student-management__request-info span {
  font-size: 0.9rem;
  opacity: 0.8;
}

.student-management__row-actions,
.student-management__dialog-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: flex-end;
}

.student-management__match {
  font-weight: 600;
}

.student-management__match--ok {
  opacity: 1 !important;
}

.student-management__match--warning,
.student-management__danger-button {
  font-weight: 700;
}

.student-management__dialog {
  width: min(34rem, calc(100vw - 2rem));
  border: 0;
  border-radius: 1rem;
  padding: 0;
  box-shadow: 0 1.25rem 4rem rgba(0, 0, 0, 0.2);
}

.student-management__dialog::backdrop {
  background: rgba(0, 0, 0, 0.38);
}

.student-management__dialog-form {
  display: grid;
  gap: 1rem;
  padding: 1.25rem;
}

.student-management__dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.student-management__dialog-header h3 {
  margin: 0;
}

.student-management__field {
  display: grid;
  gap: 0.35rem;
  font-weight: 600;
}

.student-management__field input,
.student-management__field select {
  width: 100%;
}

.student-management__message {
  min-height: 1.2em;
  margin: 0;
}

@media (max-width: 700px) {
  .student-management__header,
  .student-management__section-head,
  .student-management__student-row,
  .student-management__request,
  .student-management__class-context {
    align-items: stretch;
    flex-direction: column;
  }

  .student-management__row-actions,
  .student-management__dialog-actions {
    justify-content: flex-start;
  }
}