.choice-panels {
  min-width: 0;
}
.choice-panels [hidden] {
  display: none !important;
}
.choice-panel-selectors,
.choice-panel-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}
.choice-panel-item + .choice-panel-item {
  margin-top: 12px;
}
.choice-panel-selectors button,
.choice-panel-item > summary {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  min-width: 0;
  min-height: 92px;
  padding: 20px;
  color: var(--ink);
  text-align: left;
  border: 0;
  background: transparent;
  list-style: none;
  cursor: pointer;
  font: inherit;
  line-height: 1.6;
}
.choice-panel-item > summary::-webkit-details-marker {
  display: none;
}
.choice-panel-selectors button > span,
.choice-panel-item > summary > span {
  flex: 1;
  min-width: 0;
}
.choice-panel-selectors strong,
.choice-panel-item > summary strong {
  display: block;
  font-size: 17px;
  font-weight: 600;
}
.choice-panel-selectors button > span > span,
.choice-panel-item > summary > span > span {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--muted);
}
.choice-panel-selectors .ui-icon,
.choice-panel-item > summary > .ui-icon {
  color: var(--accent);
  width: 27px;
  height: 27px;
}
.choice-panel-selectors .ui-icon:last-child,
.choice-panel-item > summary > .ui-icon:last-child {
  width: 16px;
  height: 16px;
  color: var(--muted);
}
.choice-panel-item[open] > summary {
  background: #fcf4f2;
  border-radius: 8px 8px 0 0;
  border-bottom: 1px solid var(--line);
}
.choice-panel-item[open] > summary > .ui-icon:last-child {
  transform: rotate(90deg);
}
.choice-panel-content {
  padding: 28px;
  overflow-wrap: anywhere;
}
.choice-panel-item > summary:focus-visible,
.choice-panel-selectors button:focus-visible {
  position: relative;
  outline: 3px solid var(--accent);
  outline-offset: -3px;
  border-radius: 6px;
}
.choice-panel-selectors button:hover {
  background: #faf8f7;
}
.choice-panel-selectors button[aria-selected='true'] {
  background: #fcf1ee;
  color: var(--accent);
  box-shadow: inset 3px 0 var(--accent);
}
.choice-panel-selectors button + button {
  border-top: 1px solid var(--line);
}
.choice-panel-selectors button:first-child {
  border-radius: 7px 7px 0 0;
}
.choice-panel-selectors button:last-child {
  border-radius: 0 0 7px 7px;
}
.choice-panels[data-choice-mode='tabs'] .choice-panel-layout {
  display: grid;
  grid-template-columns: minmax(250px, 0.36fr) minmax(0, 0.64fr);
  gap: 24px;
  align-items: start;
}
.choice-panels[data-choice-mode='tabs'] .choice-panel-item:not([open]) {
  display: none;
}
.choice-panels[data-choice-mode='tabs'] .choice-panel-item {
  margin-top: 0;
}
.choice-panels[data-choice-mode='tabs'] .choice-panel-item > summary {
  display: none;
}
.choice-panels[data-choice-mode='tabs'] .choice-panel-content {
  min-height: 550px;
}
@media (max-width: 760px) {
  .choice-panel-content {
    padding: 22px;
  }
}
/* 紧凑话术等横向选择在窄屏仍保留选项卡；未增强时继续使用原生折叠。 */
.choice-panels[data-choice-layout='horizontal'] .choice-panel-layout {
  display: block;
}
.choice-panels[data-choice-layout='horizontal'] .choice-panel-selectors {
  display: flex;
  gap: 8px;
  border: 0;
  margin-bottom: 20px;
  background: transparent;
}
.choice-panels[data-choice-layout='horizontal'] .choice-panel-selectors button {
  flex: 1;
  min-height: 44px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  text-align: center;
}
.choice-panels[data-choice-layout='horizontal']
  .choice-panel-selectors
  button[aria-selected='true'] {
  background: var(--brand-tint);
  border-color: var(--brand-border);
  color: var(--accent);
  box-shadow: none;
}
.choice-panels[data-choice-layout='horizontal'] .choice-panel-selectors strong {
  font-size: 14px;
}
.choice-panels[data-choice-layout='horizontal'] .choice-panel-selectors .ui-icon,
.choice-panels[data-choice-layout='horizontal'] .choice-panel-selectors button > span > span:empty {
  display: none;
}
.choice-panels[data-choice-layout='horizontal'] .choice-panel-item > summary {
  min-height: 44px;
  padding: 12px;
}
.choice-panels[data-choice-layout='horizontal'][data-choice-mode='tabs'] .choice-panel-item {
  border: 0;
  background: transparent;
}
.choice-panels[data-choice-layout='horizontal'] .choice-panel-content {
  min-height: 0;
  padding: 0;
}
@media print {
  .choice-panel-selectors {
    display: none !important;
  }
  .choice-panels[data-choice-mode] .choice-panel-layout {
    display: block;
  }
  .choice-panels[data-choice-mode] .choice-panel-item {
    display: block;
    margin: 0 0 20px;
    break-inside: avoid;
  }
  .choice-panels[data-choice-mode] .choice-panel-item > summary {
    display: flex;
  }
  .choice-panels[data-choice-mode] .choice-panel-content {
    min-height: 0;
  }
}