.choice-section {
  margin: 26px 0;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: color-mix(in srgb, var(--panel-soft) 36%, var(--panel));
}

.choice-section legend {
  padding: 0 8px;
  color: var(--ink);
  font-size: 1.08rem;
  font-weight: 900;
}

.choice-section > .field-help {
  display: block;
  margin: -2px 0 14px;
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.choice-card {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  min-height: 52px;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  color: var(--ink);
  font-weight: 750;
  cursor: pointer;
  transition: border-color .2s ease, background .2s ease, transform .2s ease;
}

.choice-card:hover {
  border-color: var(--primary);
  transform: translateY(-1px);
}

.choice-card:has(input:checked) {
  border-color: var(--primary);
  background: color-mix(in srgb, var(--accent) 14%, var(--panel));
}

.choice-card input[type="checkbox"] {
  width: 19px;
  height: 19px;
  margin: 2px 0 0;
  flex: 0 0 auto;
  accent-color: var(--primary);
}

details {
  margin-top: 26px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  overflow: hidden;
}

details summary {
  padding: 18px 20px;
  color: var(--primary-dark);
  cursor: pointer;
  font-weight: 800;
}

details[open] summary {
  border-bottom: 1px solid var(--line);
}

.optional-content {
  padding: 4px 20px 22px;
}

.optional-contact-grid {
  padding-top: 22px;
}

@media (max-width: 720px) {
  .choice-grid {
    grid-template-columns: 1fr;
  }

  .choice-section {
    padding: 16px;
  }

  .optional-content {
    padding-inline: 14px;
  }
}