/* ===========================================================
   苏教版二年级数学下册 · 主题活动与总复习
   总复习动手实验室专属样式（外壳外观在公共 b1-lab.css，这里只写本章特有的组件）
   所有选择器均收拢在 .b1lab-wrap.reviewlab-wrap 独立作用域内
   严格遵循：无外网链接、保证 ≥44px 触控热区、支持 375px 窄屏与减少动态效果
   涵盖：身体尺测量、时分秒经过时间、1200以小推大、卡片拼数与综合挑战
   =========================================================== */

/* 本章特有组件用到的颜色变量：课本闯关跟公共外观一样用薄荷绿，思维挑战（.wisdom-mode）换成紫色 */
.b1lab-wrap.reviewlab-wrap {
  --rv-primary: #18B28E;
  --rv-primary-dark: #0F8A6D;
  --rv-primary-light: #E6FBF5;
  --rv-primary-glow: rgba(24, 178, 142, 0.22);
  --rv-blue: #0284C7;
  --rv-blue-dark: #0369A1;
  --rv-blue-light: #E0F2FE;
  --rv-ink: #1E293B;
  --rv-slate: #64748B;
  --rv-line: #CBD5E1;
}

.b1lab-wrap.reviewlab-wrap.wisdom-mode {
  --rv-primary: #7C5CFA;
  --rv-primary-dark: #5B38DF;
  --rv-primary-light: #EFEAFF;
  --rv-primary-glow: rgba(124, 92, 250, 0.22);
}

/* 触控防抖与即时响应（外壳按钮的样式在公共 b1-lab.css） */
.b1lab-wrap.reviewlab-wrap .key-btn,
.b1lab-wrap.reviewlab-wrap .option-btn,
.b1lab-wrap.reviewlab-wrap .ruler-tag-btn,
.b1lab-wrap.reviewlab-wrap .match-slot,
.b1lab-wrap.reviewlab-wrap .digit-card-btn,
.b1lab-wrap.reviewlab-wrap .vert-slot,
.b1lab-wrap.reviewlab-wrap .abacus-bead,
.b1lab-wrap.reviewlab-wrap .num-input-slot,
.b1lab-wrap.reviewlab-wrap .choice-btn,
.b1lab-wrap.reviewlab-wrap .puzzle-digit-cell {
  touch-action: manipulation;
}

/* 键盘焦点环：仅使用 focus-visible */
.b1lab-wrap.reviewlab-wrap button:focus-visible,
.b1lab-wrap.reviewlab-wrap [tabindex]:focus-visible,
.b1lab-wrap.reviewlab-wrap input:focus-visible {
  outline: 3px solid var(--rv-primary);
  outline-offset: 2px;
}

/* 关卡内容区：各块之间留出间距 */
.b1lab-wrap.reviewlab-wrap .rv-body {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* 顶部操作工具栏：撤销、重做、重置、锦囊（按钮外观用公共 .btn-tool） */
.b1lab-wrap.reviewlab-wrap .stage-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--rv-line);
}

.b1lab-wrap.reviewlab-wrap .toolbar-left,
.b1lab-wrap.reviewlab-wrap .toolbar-right {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.b1lab-wrap.reviewlab-wrap .stage-toolbar .btn-tool:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  box-shadow: none;
}

.b1lab-wrap.reviewlab-wrap .stage-toolbar .btn-tool.btn-tip {
  border-color: #FDE047;
  background: #FEF9C3;
  box-shadow: 0 4px 0 #FDE047;
  color: #854D0E;
}

/* 锦囊展开卡片 */
.b1lab-wrap.reviewlab-wrap .tip-card {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 12px;
  background: #FEF9C3;
  border: 2px solid #FDE047;
  color: #713F12;
  font-size: 15px;
  line-height: 1.5;
  font-weight: 600;
}

.b1lab-wrap.reviewlab-wrap .tip-card .tip-icon {
  font-size: 22px;
  flex: 0 0 auto;
}

/* 题目情境与操作说明区 */
.b1lab-wrap.reviewlab-wrap .stage-instruction {
  font-size: 17px;
  font-weight: 700;
  color: #334155;
  line-height: 1.5;
  padding: 6px 4px;
}

/* 校验提交主按钮 */
.b1lab-wrap.reviewlab-wrap .action-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding-top: 10px;
}

/* ===========================================================
   关卡专有样式组件
   =========================================================== */

/* 关卡 1：身体尺工具度量匹配 */
.b1lab-wrap.reviewlab-wrap .ruler-match-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

.b1lab-wrap.reviewlab-wrap .match-item-card {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 2px solid #E2E8F0;
  background: #F8FAFC;
  transition: all 0.2s ease;
}

.b1lab-wrap.reviewlab-wrap .match-item-card.is-matched {
  border-color: #86EFAC;
  background: #F0FDF4;
}

.b1lab-wrap.reviewlab-wrap .match-item-info {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1 1 200px;
}

.b1lab-wrap.reviewlab-wrap .match-item-icon {
  font-size: 26px;
  line-height: 1;
}

.b1lab-wrap.reviewlab-wrap .match-item-name {
  font-size: 16.5px;
  font-weight: 800;
  color: var(--rv-ink);
}

.b1lab-wrap.reviewlab-wrap .match-item-desc {
  font-size: 13px;
  color: var(--rv-slate);
}

.b1lab-wrap.reviewlab-wrap .match-slot {
  min-height: 44px;
  min-width: 140px;
  padding: 6px 12px;
  border-radius: 10px;
  border: 2px dashed #94A3B8;
  background: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14.5px;
  font-weight: 800;
  color: #64748B;
  cursor: pointer;
  transition: all 0.2s ease;
}

.b1lab-wrap.reviewlab-wrap .match-slot.filled {
  border-style: solid;
  border-color: var(--rv-primary);
  background: var(--rv-primary-light);
  color: var(--rv-primary-dark);
}

.b1lab-wrap.reviewlab-wrap .ruler-pool {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px;
  border-radius: 14px;
  background: #F1F5F9;
  border: 2px solid #E2E8F0;
}

.b1lab-wrap.reviewlab-wrap .ruler-tag-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  padding: 8px 14px;
  border-radius: 10px;
  border: 2px solid #CBD5E1;
  background: #FFFFFF;
  color: #1E293B;
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  transition: all 0.15s ease;
}

.b1lab-wrap.reviewlab-wrap .ruler-tag-btn.active {
  border-color: var(--rv-primary);
  background: var(--rv-primary-light);
  color: var(--rv-primary-dark);
}

/* 关卡 2：身体尺步与拃推算 */
.b1lab-wrap.reviewlab-wrap .calc-work-bench {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.b1lab-wrap.reviewlab-wrap .visual-track {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  padding: 12px;
  background: #F8FAFC;
  border: 2px solid #E2E8F0;
  border-radius: 14px;
}

.b1lab-wrap.reviewlab-wrap .track-unit {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 60px;
  border-radius: 8px;
  background: var(--rv-blue-light);
  border: 2px solid var(--rv-blue);
  color: var(--rv-blue-dark);
  font-size: 13px;
  font-weight: 800;
}

.b1lab-wrap.reviewlab-wrap .formula-box {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px;
  background: #F1F5F9;
  border-radius: 12px;
  font-size: 20px;
  font-weight: 800;
  color: var(--rv-ink);
}

.b1lab-wrap.reviewlab-wrap .num-input-slot {
  min-width: 72px;
  height: 46px;
  border-radius: 10px;
  border: 2px solid #94A3B8;
  background: #FFFFFF;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 800;
  color: var(--rv-primary);
  cursor: pointer;
}

.b1lab-wrap.reviewlab-wrap .num-input-slot.active {
  border-color: var(--rv-primary);
  box-shadow: 0 0 0 3px var(--rv-primary-glow);
}

/* 数字小键盘 */
.b1lab-wrap.reviewlab-wrap .keypad-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  width: 100%;
  max-width: 440px;
  margin: 0 auto;
}

.b1lab-wrap.reviewlab-wrap .key-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 6px;
  border-radius: 10px;
  border: 2px solid #CBD5E1;
  background: #FFFFFF;
  color: #1E293B;
  font-size: 19px;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  transition: all 0.15s ease;
}

.b1lab-wrap.reviewlab-wrap .key-btn:active {
  transform: translateY(2px);
  background: #F1F5F9;
}

.b1lab-wrap.reviewlab-wrap .key-btn.action-key {
  font-size: 14.5px;
  background: #F1F5F9;
  color: #475569;
}

/* 关卡 3：钟面数格精密读针 */
.b1lab-wrap.reviewlab-wrap .clock-lab-container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.b1lab-wrap.reviewlab-wrap .clock-svg-wrap {
  width: 220px;
  height: 220px;
  flex: 0 0 auto;
}

.b1lab-wrap.reviewlab-wrap .clock-readout-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1 1 240px;
}

.b1lab-wrap.reviewlab-wrap .clock-digits {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 26px;
  font-weight: 900;
  color: var(--rv-ink);
  padding: 12px;
  background: #F8FAFC;
  border: 2px solid #E2E8F0;
  border-radius: 14px;
}

.b1lab-wrap.reviewlab-wrap .clock-adjust-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
}

.b1lab-wrap.reviewlab-wrap .adj-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  min-width: 52px;
  padding: 6px 12px;
  border-radius: 10px;
  border: 2px solid #CBD5E1;
  background: #FFFFFF;
  color: #334155;
  font-size: 14.5px;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.15s ease;
}

/* 关卡 4：爬山经过时间与跨整时 */
.b1lab-wrap.reviewlab-wrap .timeline-hike-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: 100%;
}

.b1lab-wrap.reviewlab-wrap .hike-stations-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  overflow-x: auto;
  padding: 10px 4px;
}

.b1lab-wrap.reviewlab-wrap .hike-station-box {
  flex: 1 1 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 8px;
  border-radius: 12px;
  border: 2px solid #E2E8F0;
  background: #F8FAFC;
  text-align: center;
}

.b1lab-wrap.reviewlab-wrap .hike-station-box.active {
  border-color: var(--rv-primary);
  background: var(--rv-primary-light);
}

.b1lab-wrap.reviewlab-wrap .hike-time-text {
  font-size: 18px;
  font-weight: 900;
  color: var(--rv-primary);
}

/* 关卡 5：1200叠数学书以小推大 */
.b1lab-wrap.reviewlab-wrap .book-stack-lab {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: flex-end;
  justify-content: center;
}

.b1lab-wrap.reviewlab-wrap .stack-display-area {
  position: relative;
  width: 160px;
  height: 220px;
  border-left: 3px solid #64748B;
  border-bottom: 3px solid #64748B;
  display: flex;
  flex-direction: column-reverse;
  align-items: center;
  padding-left: 10px;
}

.b1lab-wrap.reviewlab-wrap .book-item {
  width: 120px;
  height: 14px;
  border-radius: 3px;
  background: linear-gradient(90deg, #3B82F6 0%, #60A5FA 100%);
  border: 1px solid #1D4ED8;
  margin-bottom: 2px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.b1lab-wrap.reviewlab-wrap .ruler-mark {
  position: absolute;
  left: -32px;
  font-size: 12px;
  font-weight: 700;
  color: #475569;
}

/* 关卡 6：1200步走多远与时间推算 */
.b1lab-wrap.reviewlab-wrap .step-track-box {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 14px;
  border-radius: 14px;
  background: #F8FAFC;
  border: 2px solid #E2E8F0;
}

.b1lab-wrap.reviewlab-wrap .track-progress-bar {
  width: 100%;
  height: 20px;
  border-radius: 10px;
  background: #E2E8F0;
  overflow: hidden;
}

.b1lab-wrap.reviewlab-wrap .track-progress-inner {
  height: 100%;
  background: linear-gradient(90deg, #10B981 0%, #34D399 100%);
  border-radius: 10px;
  transition: width 0.3s ease;
}

/* 关卡 7：算盘5颗珠四位数 */
.b1lab-wrap.reviewlab-wrap .abacus-frame {
  display: flex;
  justify-content: space-around;
  background: #78350F;
  border: 5px solid #451A03;
  border-radius: 14px;
  padding: 12px 6px;
  max-width: 420px;
  margin: 0 auto;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.2);
}

.b1lab-wrap.reviewlab-wrap .abacus-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  width: 70px;
}

.b1lab-wrap.reviewlab-wrap .abacus-rod {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 6px;
  background: #D97706;
  z-index: 1;
}

.b1lab-wrap.reviewlab-wrap .abacus-beam {
  width: 100%;
  height: 10px;
  background: #451A03;
  margin: 8px 0;
  z-index: 2;
}

.b1lab-wrap.reviewlab-wrap .abacus-bead {
  position: relative;
  z-index: 2;
  width: 54px;
  height: 28px;
  border-radius: 14px;
  background: radial-gradient(circle at 35% 35%, #FDE68A 0%, #D97706 70%, #92400E 100%);
  border: 2px solid #78350F;
  margin: 3px 0;
  cursor: pointer;
  transition: transform 0.15s ease;
}

.b1lab-wrap.reviewlab-wrap .abacus-bead.active-up {
  transform: translateY(12px);
}

.b1lab-wrap.reviewlab-wrap .abacus-bead.active-down {
  transform: translateY(-12px);
}

.b1lab-wrap.reviewlab-wrap .abacus-col-label {
  color: #FEF3C7;
  font-size: 14px;
  font-weight: 800;
  margin-top: 6px;
}

/* 关卡 8：6张卡片拼和1000 */
.b1lab-wrap.reviewlab-wrap .card-puzzle-bench {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.b1lab-wrap.reviewlab-wrap .card-pool {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  padding: 10px;
  border-radius: 14px;
  background: #F1F5F9;
  border: 2px dashed #CBD5E1;
  width: 100%;
}

.b1lab-wrap.reviewlab-wrap .digit-card-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 48px;
  min-height: 54px;
  padding: 6px 14px;
  border-radius: 12px;
  border: 3px solid #6366F1;
  background: #FFFFFF;
  color: #4338CA;
  font-size: 24px;
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 4px 8px rgba(99, 102, 241, 0.15);
  transition: all 0.15s ease;
}

.b1lab-wrap.reviewlab-wrap .digit-card-btn.used {
  opacity: 0.3;
  cursor: not-allowed;
  border-color: #CBD5E1;
  color: #94A3B8;
  box-shadow: none;
}

.b1lab-wrap.reviewlab-wrap .sum-vertical-form {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  padding: 16px 20px;
  border-radius: 16px;
  background: #FAF5FF;
  border: 2px solid #D8B4FE;
  box-shadow: 0 4px 12px rgba(168, 85, 247, 0.1);
}

.b1lab-wrap.reviewlab-wrap .vert-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.b1lab-wrap.reviewlab-wrap .vert-slot {
  min-width: 48px;
  min-height: 52px;
  border-radius: 10px;
  border: 2px dashed #A855F7;
  background: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 900;
  color: #7E22CE;
  cursor: pointer;
}

.b1lab-wrap.reviewlab-wrap .vert-slot.filled {
  border-style: solid;
  background: #F3E8FF;
}

.b1lab-wrap.reviewlab-wrap .vert-line {
  width: 100%;
  height: 3px;
  background: #7E22CE;
  border-radius: 2px;
}

/* 关卡 9：看书最多反向推理 */
.b1lab-wrap.reviewlab-wrap .reading-compare-chart {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

.b1lab-wrap.reviewlab-wrap .reader-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.b1lab-wrap.reviewlab-wrap .reader-name {
  width: 70px;
  font-size: 16px;
  font-weight: 800;
  color: var(--rv-ink);
}

.b1lab-wrap.reviewlab-wrap .reader-bar-track {
  flex: 1 1 200px;
  height: 28px;
  border-radius: 8px;
  background: #E2E8F0;
  display: flex;
  overflow: hidden;
}

.b1lab-wrap.reviewlab-wrap .reader-bar-read {
  height: 100%;
  background: #10B981;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-size: 13px;
  font-weight: 800;
}

.b1lab-wrap.reviewlab-wrap .reader-bar-left {
  height: 100%;
  background: #F43F5E;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-size: 13px;
  font-weight: 800;
}

/* 关卡 10：球类倍数与差倍链 */
.b1lab-wrap.reviewlab-wrap .ball-matrix-area {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px;
  border-radius: 14px;
  background: #F8FAFC;
  border: 2px solid #E2E8F0;
}

.b1lab-wrap.reviewlab-wrap .ball-group-box {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 8px;
  border-radius: 10px;
  border: 2px solid #38BDF8;
  background: #F0F9FF;
}

/* 关卡 11：算式谜连续进退位 */
.b1lab-wrap.reviewlab-wrap .puzzle-vert-grid {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
  padding: 16px 24px;
  background: #F8FAFC;
  border: 2px solid #CBD5E1;
  border-radius: 16px;
  margin: 0 auto;
}

.b1lab-wrap.reviewlab-wrap .puzzle-digit-cell {
  min-width: 46px;
  min-height: 48px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 900;
}

.b1lab-wrap.reviewlab-wrap .puzzle-digit-cell.is-input {
  border: 2px solid #3B82F6;
  background: #FFFFFF;
  color: #2563EB;
  cursor: pointer;
}

/* 关卡 12：探索大宗师地图 */
.b1lab-wrap.reviewlab-wrap .map-adventure-card {
  position: relative;
  width: 100%;
  padding: 14px;
  border-radius: 16px;
  background: linear-gradient(135deg, #ECFDF5 0%, #EFF6FF 100%);
  border: 2px solid #A7F3D0;
}

.b1lab-wrap.reviewlab-wrap .map-path-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 8px;
  background: #FFFFFF;
  border: 2px solid #059669;
  color: #065F46;
  font-size: 14px;
  font-weight: 800;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

/* 选项选择列表 */
.b1lab-wrap.reviewlab-wrap .choice-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
}

.b1lab-wrap.reviewlab-wrap .choice-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  width: 100%;
  padding: 10px 16px;
  border-radius: 14px;
  border: 2px solid #E2E8F0;
  background: #FFFFFF;
  color: #1E293B;
  font-size: 16.5px;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.04);
  transition: all 0.15s ease;
}

.b1lab-wrap.reviewlab-wrap .choice-btn.selected {
  border-color: var(--rv-primary);
  background: var(--rv-primary-light);
  color: var(--rv-primary-dark);
}

.b1lab-wrap.reviewlab-wrap .choice-btn .choice-idx {
  flex: 0 0 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid #CBD5E1;
  background: #F8FAFC;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
}

.b1lab-wrap.reviewlab-wrap .choice-btn.selected .choice-idx {
  border-color: var(--rv-primary);
  background: var(--rv-primary);
  color: #FFFFFF;
}

/* 375px 窄屏适配规则 */
@media (max-width: 600px) {
  .b1lab-wrap.reviewlab-wrap .stage-instruction {
    font-size: 15.5px;
  }

  .b1lab-wrap.reviewlab-wrap .match-item-card {
    padding: 10px;
  }

  .b1lab-wrap.reviewlab-wrap .match-slot {
    width: 100%;
    min-width: 100%;
  }

  .b1lab-wrap.reviewlab-wrap .keypad-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 6px;
  }

  .b1lab-wrap.reviewlab-wrap .key-btn {
    min-height: 44px;
    font-size: 17px;
  }

  .b1lab-wrap.reviewlab-wrap .clock-svg-wrap {
    width: 190px;
    height: 190px;
  }

  .b1lab-wrap.reviewlab-wrap .abacus-frame {
    padding: 8px 4px;
  }

  .b1lab-wrap.reviewlab-wrap .abacus-col {
    width: 58px;
  }

  .b1lab-wrap.reviewlab-wrap .abacus-bead {
    width: 46px;
    height: 24px;
  }

  .b1lab-wrap.reviewlab-wrap .digit-card-btn {
    min-width: 44px;
    min-height: 48px;
    font-size: 20px;
    padding: 4px 10px;
  }

  .b1lab-wrap.reviewlab-wrap .card-puzzle-bench {
    gap: 10px;
  }

  .b1lab-wrap.reviewlab-wrap .card-pool {
    gap: 6px;
    padding: 6px;
  }

  .b1lab-wrap.reviewlab-wrap .sum-vertical-form {
    padding: 10px 14px;
    gap: 6px;
  }

  .b1lab-wrap.reviewlab-wrap .vert-slot {
    min-width: 44px;
    min-height: 46px;
    font-size: 20px;
  }
}

/* 减少动态效果 */
@media (prefers-reduced-motion: reduce) {
  .b1lab-wrap.reviewlab-wrap *,
  .b1lab-wrap.reviewlab-wrap *::before,
  .b1lab-wrap.reviewlab-wrap *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}