.compare-page {
  overflow-x: hidden;
  background: var(--bg);
}

/* 页面外壳：版心宽度与页头格式统一定义在 shared/site.css */
.compare-shell {
  width: min(1160px, calc(100% - 40px));
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  margin: 0 auto;
  padding: 24px 0 20px;
}

.compare-shell > .site-footer {
  padding-top: 24px;
}

.compare-view {
  display: grid;
  gap: 14px;
}

/* 题库搜索行沿用 shared/site.css 的统一样式；卡片栅格与 Griddle 完全一致 */
.compare-dataset-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(248px, 1fr));
  gap: 20px;
}

.compare-dataset-list .dataset-manager-card {
  min-height: 100%;
}

.compare-dataset-list .dataset-card-art img {
  transition: opacity 340ms ease;
}

.enter-dataset-button {
  width: 100%;
}

.compare-view-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.empty-state {
  grid-column: 1 / -1;
  padding: 24px;
  text-align: center;
}

.back-button {
  justify-self: start;
  width: auto;
  margin: 0;
}

.setup-panel,
.admin-panel,
.compare-arena {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.setup-panel.compact {
  padding: clamp(10px, 1.6vw, 16px);
}

.setup-head {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 12px;
  margin-bottom: 12px;
}

.setup-head.compact {
  align-items: center;
}

.setup-head h2 {
  margin: 0;
  font-size: clamp(20px, 2.5vw, 30px);
  line-height: 1.1;
  letter-spacing: 0;
}

.setup-head.compact > div:first-child {
  min-width: 0;
}

#setupTitle {
  max-width: min(560px, 100%);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mini-stats {
  display: flex;
  gap: 7px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.mini-stats .counter {
  width: auto;
  min-width: 0;
  min-height: 30px;
  padding: 5px 13px;
  font-size: 12.5px;
  line-height: 1.2;
  border-radius: var(--r-pill);
  font-weight: 700;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

/* 计分板色彩编码（按稳定 id，纯样式）：生命=暖红、答对=绿、限时=青蓝 */
.mini-stats #lifeCounter {
  color: var(--danger);
  border-color: var(--danger-line);
  background: var(--danger-soft);
}
.mini-stats #scoreCounter {
  color: oklch(0.46 0.1 158);
  border-color: color-mix(in srgb, var(--green) 46%, var(--line));
  background: var(--green-soft);
}
.mini-stats #timeCounter {
  color: var(--accent-text);
  border-color: var(--accent-line);
  background: var(--accent-soft);
}

.game-stats-row {
  justify-content: center;
  align-items: center;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--surface);
  box-shadow: var(--shadow-xs);
}

.game-stats-row .ghost-button {
  width: auto;
  min-height: 30px;
  margin: 0;
  padding: 0 12px;
}

.field-choice-list.compact {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
  max-height: 78px;
  overflow-y: auto;
  margin-bottom: 10px;
  padding: 2px;
}

.field-choice {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 32px;
  max-width: 180px;
  padding: 5px 8px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--surface-2);
  color: var(--text);
  box-shadow: none;
  text-align: left;
  cursor: pointer;
}

.field-choice strong,
.field-choice span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.field-choice strong {
  max-width: 92px;
  font-size: 13px;
}

.field-choice span {
  font-family: var(--font-num);
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.field-choice.selected {
  border-color: var(--accent-line);
  background: color-mix(in srgb, var(--accent) 12%, var(--surface));
  box-shadow: 0 0 0 2px var(--ring);
}

.field-choice:disabled {
  opacity: .62;
  cursor: not-allowed;
}

/* 8 个控件分两行（4 列 × 2 行），避免全挤在一行 */
.setup-grid.compact {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  align-items: end;
}

.setup-grid.compact label {
  min-width: 0;
  gap: 4px;
}

.setup-grid.compact input,
.setup-grid.compact select {
  min-height: 38px;
}

.setup-grid.compact .image-toggle {
  min-height: 38px;
}

.setup-panel .modal-feedback:empty {
  display: none;
}

.disabled-toggle {
  opacity: .58;
}

.compare-arena {
  padding: clamp(10px, 1.8vw, 18px);
  text-align: center;
}

.compare-arena h2 {
  margin: 0;
  font-size: clamp(20px, 3.2vw, 36px);
  line-height: 1.12;
  letter-spacing: 0;
}

.compare-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr) clamp(30px, 7vw, 82px) minmax(0, 1fr);
  gap: clamp(6px, 1.6vw, 18px);
  align-items: center;
  width: 100%;
  max-width: min(940px, 100%);
  margin: clamp(10px, 2vw, 18px) auto 12px;
  min-width: 0;
}

.compare-card-choice {
  width: 100%;
  min-width: 0;
  aspect-ratio: 3 / 4;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto auto;
  align-items: center;
  justify-items: center;
  gap: clamp(5px, 1.2vw, 10px);
  padding: clamp(7px, 1.8vw, 15px);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--surface-2);
  box-shadow: var(--shadow-sm);
  transition: transform 140ms ease, box-shadow 140ms ease, border-color 140ms ease;
  overflow: hidden;
}

.compare-card-choice:hover:not(:disabled) {
  transform: translateY(-2px);
  border-color: var(--accent-line);
  box-shadow: var(--shadow-lg);
}

.compare-card-choice.correct {
  border-color: color-mix(in srgb, var(--green) 72%, var(--line));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--green) 24%, transparent), var(--shadow-sm);
}

.compare-card-choice.wrong {
  border-color: var(--danger-line);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--danger) 20%, transparent), var(--shadow-sm);
}

.compare-card-choice img {
  width: min(86%, 180px);
  height: 100%;
  max-height: clamp(92px, 25vw, 170px);
  object-fit: contain;
  filter: drop-shadow(0 10px 16px rgba(20,30,46,.16));
}

.compare-card-choice strong {
  max-width: 100%;
  font-size: clamp(14px, 2.2vw, 24px);
  line-height: 1.12;
  overflow-wrap: anywhere;
}

.card-value {
  max-width: 100%;
  color: var(--muted);
  font-family: var(--font-num);
  font-size: clamp(11px, 1.8vw, 15px);
  font-weight: 800;
  overflow-wrap: anywhere;
}

.placeholder-card-text {
  color: var(--muted);
  font-weight: 800;
}

.relation-symbol {
  display: grid;
  place-items: center;
  justify-self: center;
  width: clamp(46px, 9vw, 78px);
  height: clamp(46px, 9vw, 78px);
  border-radius: 50%;
  background: var(--grad-brand);
  color: #fff;
  font-size: clamp(20px, 4.6vw, 38px);
  font-weight: 900;
  font-family: var(--font-num);
  line-height: 1;
  border: 3px solid var(--surface);
  box-shadow: var(--shadow-sm);
}

.answer-reveal {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  color: var(--text-2);
  font-weight: 800;
}

.next-row {
  display: flex;
  justify-content: center;
  margin-top: 12px;
}

.next-row .primary-button {
  width: min(220px, 100%);
}

.small-modal {
  width: min(420px, calc(100% - 28px));
}

.danger-button {
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--danger-line);
  border-radius: var(--r-sm);
  background: var(--danger);
  color: white;
  font-weight: 850;
  cursor: pointer;
}

.admin-panel {
  padding: clamp(16px, 3vw, 24px);
}

.compare-admin-field-list {
  display: grid;
  gap: 10px;
  margin: 14px 0;
}

.compare-admin-field {
  display: grid;
  grid-template-columns: 1.1fr repeat(5, minmax(86px, 1fr));
  gap: 8px;
  align-items: end;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--surface-2);
}

.compare-admin-field .field-name {
  font-weight: 800;
}

.compare-admin-field input[type="checkbox"] {
  width: auto;
  min-height: auto;
}

.admin-description-field {
  display: grid;
  gap: 6px;
  margin-top: 12px;
}

.admin-description-field textarea {
  resize: vertical;
}

.admin-public-toggle {
  margin-top: 12px;
}

.default-guess-control {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-right: 8px;
  color: var(--accent-text);
  font-size: 12px;
  font-weight: 850;
}

.compare-admin-field .field-name strong {
  display: inline-block;
}

@media (max-width: 1040px) {
  .setup-grid.compact {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .setup-grid.compact .image-toggle,
  .setup-grid.compact .primary-button {
    grid-column: span 2;
  }

  .compare-admin-field {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .compare-shell {
    width: min(100% - 16px, 680px);
    padding-top: 12px;
  }

  .setup-head.compact {
    align-items: start;
    flex-direction: column;
  }

  .compare-dataset-list {
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  }

  .setup-grid.compact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .setup-grid.compact label,
  .setup-grid.compact .image-toggle,
  .setup-grid.compact .primary-button {
    grid-column: span 1;
  }

  .mini-stats {
    justify-content: flex-start;
  }
}

@media (max-width: 480px) {
  .setup-panel.compact,
  .compare-arena {
    padding: 9px;
  }

  .setup-grid.compact {
    grid-template-columns: 1fr 1fr;
    gap: 6px;
  }

  .setup-grid.compact input,
  .setup-grid.compact select {
    min-height: 32px;
    padding: 0 8px;
  }

  .setup-grid.compact .image-toggle {
    min-height: 32px;
    padding: 6px 8px;
  }

  .setup-grid.compact .field-label {
    font-size: 11px;
  }

  .compare-dataset-list {
    grid-template-columns: 1fr;
  }

  .field-choice {
    max-width: 100%;
  }

  .field-choice strong {
    max-width: 150px;
  }

  .compare-card-choice {
    border-radius: var(--r-sm);
  }

  .setup-grid.compact .primary-button {
    grid-column: 1 / -1;
  }
}

/* =========================================================================
   对比模式 · 更快的节奏感：每题卡片轻微「弹一下」
   仅用 transform（绝不动 opacity）——即便动画被环境延迟/暂停，卡片始终可见。
   ========================================================================= */
@keyframes comparePop {
  from { transform: translateY(7px) scale(0.96); }
  to   { transform: translateY(0) scale(1); }
}
.compare-card-choice {
  animation: comparePop 240ms cubic-bezier(0.2, 0.7, 0.2, 1);
}
.relation-symbol {
  animation: comparePop 300ms cubic-bezier(0.2, 0.7, 0.2, 1);
}


.compare-result-export {
  position: relative;
  width: 820px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface);
  color: var(--text);
  box-shadow: none;
}

.compare-result-export-head {
  margin-bottom: 16px;
  text-align: center;
}

.compare-result-export-head p,
.compare-result-export-head div {
  margin: 0;
  color: var(--muted);
  font-weight: 800;
}

.compare-result-export-head h1 {
  margin: 4px 0 6px;
  font-size: 34px;
  line-height: 1.12;
  letter-spacing: 0;
}

.compare-result-rounds {
  display: grid;
  gap: 9px;
}

.compare-result-round {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 176px minmax(0, 1fr);
  gap: 14px;
  align-items: stretch;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--surface-2);
}

.compare-result-round .round-side {
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 4px;
  padding: 12px 10px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--surface);
}

.compare-result-round .round-side.good {
  border-color: color-mix(in srgb, var(--green) 55%, var(--line));
  background: var(--green-soft);
}

.compare-result-round .round-side.bad {
  border-color: var(--danger-line);
  background: var(--danger-soft);
}

.round-side-media {
  display: grid;
  place-items: center;
  height: 96px;
}

.round-side-media img {
  max-width: 130px;
  max-height: 96px;
  object-fit: contain;
}

.round-side-media.no-image {
  display: none;
}

.round-side-name {
  max-width: 100%;
  font-size: 15px;
  line-height: 1.15;
  text-align: center;
  overflow-wrap: anywhere;
}

.round-side-value {
  max-width: 100%;
  color: var(--text-2);
  font-family: var(--font-num);
  font-size: 14px;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.compare-result-round .round-mid {
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 4px;
  text-align: center;
}

.round-mid .round-no {
  color: var(--muted-2);
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 800;
}

.round-mid .round-field {
  margin: 0;
  font-size: 18px;
  line-height: 1.2;
  letter-spacing: 0;
}

.round-mid .round-question {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.round-mid .round-verdict {
  margin-top: 4px;
  padding: 3px 13px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 900;
}

.round-mid .round-verdict.ok {
  border-color: color-mix(in srgb, var(--green) 45%, var(--line));
  background: var(--green-soft);
  color: color-mix(in srgb, var(--green) 72%, var(--text));
}

.round-mid .round-verdict.bad {
  border-color: var(--danger-line);
  background: var(--danger-soft);
  color: color-mix(in srgb, var(--danger) 76%, var(--text));
}

.round-mid .round-verdict.timeout {
  border-color: var(--line-strong);
  background: var(--surface-3);
  color: var(--muted);
}

.compare-result-footer {
  display: grid;
  place-items: center;
  min-height: 118px;
  margin-top: 14px;
  padding-right: 150px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  overflow-wrap: anywhere;
}