/* ============================================================
   注意力训练 - 共享样式
   纯原生 CSS,无外部依赖,响应式适配电脑与手机
   ============================================================ */

/* ---------- 全局重置与变量 ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* 浅色主题配色 */
  --bg-gradient: linear-gradient(135deg, #e8f0ff 0%, #f5f7ff 50%, #fdf2ff 100%);
  --card-bg: #ffffff;
  --text-primary: #1a2238;
  --text-secondary: #5a6480;
  --accent: #4c6fff;
  --accent-hover: #3a5ae0;
  --accent-soft: #e8efff;
  --shadow-soft: 0 8px 30px rgba(76, 111, 255, 0.12);
  --shadow-card: 0 4px 20px rgba(26, 34, 56, 0.06);
  --radius: 16px;
  --radius-sm: 10px;

  /* 舒尔特方格数字颜色 */
  --schulte-white: #ffffff;
  --schulte-cyan: #22e0e0;
  --schulte-orange: #ff9f1c;
  --schulte-yellow: #ffe34d;

  /* 汉字颜色 */
  --char-blue: #1e6fff;
  --char-red: #e53935;
  --char-white: #FFFFFF;
  --char-green: #2faa5a;
  --char-yellow: #f0b400;
  --char-gray: #8b5cf6;
}

html,
body {
  height: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial,
    sans-serif;
  background: var(--bg-gradient);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
}

/* ---------- 通用顶部栏 ---------- */
.topbar {
  width: 100%;
  max-width: 1100px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
}

.topbar .back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 15px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.6);
  transition: background 0.18s ease, color 0.18s ease;
}

.topbar .back:hover {
  background: #ffffff;
  color: var(--accent);
}

.topbar .title-small {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

/* ============================================================
   首页
   ============================================================ */
.home-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  width: 100%;
}

.home-title {
  font-size: clamp(40px, 8vw, 76px);
  font-weight: 800;
  letter-spacing: 8px;
  text-align: center;
  background: linear-gradient(135deg, #4c6fff 0%, #a06bff 50%, #ff6bb5 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  margin-bottom: 16px;
}

.home-subtitle {
  font-size: clamp(14px, 2.4vw, 18px);
  color: var(--text-secondary);
  margin-bottom: 56px;
  letter-spacing: 2px;
}

.home-buttons {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 720px;
  width: 100%;
  justify-items: center;
}

.feature-btn {
  width: 200px;
  height: 200px;
  border: none;
  border-radius: 24px;
  background: var(--card-bg);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  color: var(--text-primary);
  font-family: inherit;
}

.feature-btn:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-soft);
}

.feature-btn:active {
  transform: translateY(-2px);
}

.feature-btn .icon {
  width: 68px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  font-size: 34px;
  font-weight: 700;
}

.feature-btn.schulte .icon {
  background: #0d0d12;
  color: var(--schulte-yellow);
}

.feature-btn.chars .icon {
  background: linear-gradient(135deg, #e8efff, #ffe8ef);
  color: var(--char-red);
}

.feature-btn.interfere .icon {
  background: linear-gradient(135deg, #1e3a8a, #1e40af);
  color: #ffffff;
}

.feature-btn.reversecue .icon {
  background: linear-gradient(135deg, #7c3aed, #a855f7);
  color: #ffffff;
}

.feature-btn.closure .icon {
  background: linear-gradient(135deg, #059669, #10b981);
  color: #ffffff;
}

.feature-btn .label {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 2px;
}

.feature-btn .desc {
  font-size: 12px;
  color: var(--text-secondary);
}

/* ============================================================
   舒尔特方格页
   ============================================================ */
.schulte-main,
.chars-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 20px 40px;
  width: 100%;
  max-width: 720px;
}

.schulte-panel {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.timer-box {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--card-bg);
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card);
}

.timer-label {
  font-size: 14px;
  color: var(--text-secondary);
}

.timer-value {
  font-size: 30px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--accent);
  min-width: 150px;
  text-align: right;
}

/* 黑底方格容器 */
.schulte-grid-wrap {
  background: #0a0a0f;
  padding: 16px;
  border-radius: 18px;
  box-shadow: var(--shadow-soft);
}

.schulte-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}

.schulte-cell {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #15151c;
  border-radius: 10px;
  font-size: 26px;
  font-weight: 700;
  cursor: pointer;
  user-select: none;
  font-variant-numeric: tabular-nums;
  /* 点击无动效:不设置 transition */
}

.schulte-cell.col-white {
  color: var(--schulte-white);
}
.schulte-cell.col-cyan {
  color: var(--schulte-cyan);
}
.schulte-cell.col-orange {
  color: var(--schulte-orange);
}
.schulte-cell.col-yellow {
  color: var(--schulte-yellow);
}
.schulte-cell.col-green {
  color: #22c55e;
}

/* 已点击状态:瞬间变暗,无动画 */
.schulte-cell.done {
  background: #2a2a35;
  color: #3a3a48 !important;
}

/* 训练未开始时不可点击 */
.schulte-grid.idle .schulte-cell {
  cursor: default;
  pointer-events: none;
}

.schulte-actions {
  display: flex;
  gap: 14px;
  margin-top: 22px;
  flex-wrap: wrap;
  justify-content: center;
}

.btn {
  border: none;
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  padding: 12px 30px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  letter-spacing: 1px;
  transition: background 0.18s ease, transform 0.12s ease,
    box-shadow 0.18s ease;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 6px 18px rgba(76, 111, 255, 0.35);
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-ghost {
  background: var(--card-bg);
  color: var(--text-primary);
  box-shadow: var(--shadow-card);
}

.btn-ghost:hover {
  background: var(--accent-soft);
  color: var(--accent);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* 提示文字 */
.hint {
  margin-top: 18px;
  min-height: 26px;
  font-size: 16px;
  font-weight: 600;
  text-align: center;
  transition: color 0.18s ease;
}

.hint.error {
  color: var(--char-red);
}

.hint.info {
  color: var(--text-secondary);
}

/* 报告弹层 */
.report-mask {
  position: fixed;
  inset: 0;
  background: rgba(20, 24, 40, 0.45);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 50;
}

.report-mask.show {
  display: flex;
}

.report-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 32px 36px;
  max-width: 420px;
  width: 100%;
  box-shadow: var(--shadow-soft);
  text-align: center;
}

.report-card h2 {
  font-size: 24px;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.report-card .report-time {
  font-size: 36px;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 8px;
  font-variant-numeric: tabular-nums;
}

.report-card .report-meta {
  color: var(--text-secondary);
  font-size: 15px;
  margin-bottom: 24px;
}

.report-card .report-errors {
  background: #f6f8ff;
  border-radius: var(--radius-sm);
  padding: 14px;
  font-size: 14px;
  color: var(--text-primary);
  margin-bottom: 24px;
  text-align: left;
  max-height: 180px;
  overflow-y: auto;
}

.report-card .report-errors b {
  color: var(--char-red);
}

/* ============================================================
   汉字颜色训练页
   ============================================================ */
.chars-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  background: var(--card-bg);
  padding: 26px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  width: 100%;
  max-width: 560px;
}

.char-cell {
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f4f6fc;
  border-radius: 14px;
  font-size: 44px;
  font-weight: 700;
  color: var(--char-gray);
  user-select: none;
}

.char-cell.c-blue {
  color: var(--char-blue);
}
.char-cell.c-red {
  color: var(--char-red);
}
.char-cell.c-white {
  color: var(--char-white);
}
.char-cell.c-green {
  color: var(--char-green);
}
.char-cell.c-yellow {
  color: var(--char-yellow);
}

.chars-actions {
  display: flex;
  gap: 14px;
  margin-top: 26px;
  flex-wrap: wrap;
  justify-content: center;
}

.chars-tip {
  margin-top: 16px;
  font-size: 14px;
  color: var(--text-secondary);
  text-align: center;
  max-width: 560px;
}

/* ============================================================
   响应式 - 手机端
   ============================================================ */
@media (max-width: 600px) {
  .topbar {
    padding: 14px 16px;
  }

  .home-main {
    padding: 28px 18px;
  }

  .home-buttons {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    max-width: 340px;
  }

  .feature-btn {
    width: 140px;
    height: 140px;
    border-radius: 18px;
    gap: 10px;
  }

  .feature-btn .icon {
    width: 50px;
    height: 50px;
    font-size: 24px;
    border-radius: 12px;
  }

  .feature-btn .label {
    font-size: 14px;
    letter-spacing: 1px;
  }

  .feature-btn .desc {
    font-size: 11px;
  }

  .schulte-main,
  .chars-main {
    padding: 8px 14px 32px;
  }

  .schulte-panel {
    justify-content: center;
  }

  .timer-value {
    font-size: 24px;
    min-width: 120px;
  }

  .schulte-grid-wrap {
    padding: 10px;
  }

  .schulte-grid {
    gap: 6px;
  }

  .schulte-cell {
    width: 54px;
    height: 54px;
    font-size: 22px;
  }

  .schulte-cell.done {
    /* 保持瞬间变暗 */
  }

  .chars-grid {
    padding: 16px;
    gap: 10px;
  }

  .char-cell {
    font-size: 32px;
    border-radius: 10px;
  }

  .btn {
    padding: 11px 24px;
    font-size: 15px;
  }
}

@media (max-width: 380px) {
  .schulte-cell {
    width: 46px;
    height: 46px;
    font-size: 19px;
  }
  .char-cell {
    font-size: 26px;
  }
}

/* ============================================================
   数值干扰训练页
   ============================================================ */
.interfere-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 20px 40px;
  width: 100%;
  max-width: 900px;
}

.interfere-panel {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.progress-info {
  background: var(--card-bg);
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 600;
  color: var(--text-secondary);
  box-shadow: var(--shadow-card);
}

.interfere-stage {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-evenly;
  min-height: 360px;
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-card);
}

.num-slot {
  width: 25%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.interfere-stage.fade-in .num-slot {
  opacity: 1;
}

.interfere-stage.fade-out .num-slot {
  opacity: 0;
}

.num-slot.hidden-num {
  visibility: hidden;
  opacity: 0;
}

/* 4个大小档位 - 递减方向(左大右小) */
.interfere-stage.desc .num-slot[data-pos="0"] { font-size: 200px; }
.interfere-stage.desc .num-slot[data-pos="1"] { font-size: 140px; }
.interfere-stage.desc .num-slot[data-pos="2"] { font-size: 90px; }
.interfere-stage.desc .num-slot[data-pos="3"] { font-size: 50px; }

/* 递增方向(左小右大) */
.interfere-stage.asc .num-slot[data-pos="0"] { font-size: 50px; }
.interfere-stage.asc .num-slot[data-pos="1"] { font-size: 90px; }
.interfere-stage.asc .num-slot[data-pos="2"] { font-size: 140px; }
.interfere-stage.asc .num-slot[data-pos="3"] { font-size: 200px; }

.interfere-hint {
  margin-top: 20px;
  min-height: 26px;
  font-size: 16px;
  color: var(--text-secondary);
  text-align: center;
}

.interfere-actions {
  display: flex;
  gap: 14px;
  margin-top: 18px;
}

/* 手机端适配 */
@media (max-width: 600px) {
  .interfere-panel,
  .closure-panel,
  .cue-panel {
    justify-content: center;
  }

  .interfere-stage {
    min-height: 220px;
    padding: 12px;
  }
  .interfere-stage.desc .num-slot[data-pos="0"] { font-size: 96px; }
  .interfere-stage.desc .num-slot[data-pos="1"] { font-size: 68px; }
  .interfere-stage.desc .num-slot[data-pos="2"] { font-size: 44px; }
  .interfere-stage.desc .num-slot[data-pos="3"] { font-size: 26px; }
  .interfere-stage.asc .num-slot[data-pos="0"] { font-size: 26px; }
  .interfere-stage.asc .num-slot[data-pos="1"] { font-size: 44px; }
  .interfere-stage.asc .num-slot[data-pos="2"] { font-size: 68px; }
  .interfere-stage.asc .num-slot[data-pos="3"] { font-size: 96px; }
}

@media (max-width: 380px) {
  .interfere-stage.desc .num-slot[data-pos="0"] { font-size: 76px; }
  .interfere-stage.desc .num-slot[data-pos="1"] { font-size: 54px; }
  .interfere-stage.desc .num-slot[data-pos="2"] { font-size: 34px; }
  .interfere-stage.desc .num-slot[data-pos="3"] { font-size: 20px; }
  .interfere-stage.asc .num-slot[data-pos="0"] { font-size: 20px; }
  .interfere-stage.asc .num-slot[data-pos="1"] { font-size: 34px; }
  .interfere-stage.asc .num-slot[data-pos="2"] { font-size: 54px; }
  .interfere-stage.asc .num-slot[data-pos="3"] { font-size: 76px; }
}

/* ============================================================
   反向线索任务页
   ============================================================ */
.cue-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 20px 40px;
  width: 100%;
  max-width: 700px;
}

.cue-panel {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.cue-stage {
  width: 100%;
  height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.cue-word {
  font-size: 120px;
  font-weight: 800;
  color: var(--text-primary);
  display: inline-block;
  transform-origin: center center;
  will-change: transform, opacity;
}

.cue-word.anim-grow {
  animation: cueGrow 3s forwards ease-out;
}

.cue-word.anim-shrink {
  animation: cueShrink 3s forwards ease-out;
}

.cue-word.anim-spin {
  animation: cueSpin 3s linear infinite;
}

.cue-word.anim-static {
  animation: none;
  transform: scale(1);
}

@keyframes cueGrow {
  0% { transform: scale(0.15); opacity: 0.3; }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes cueShrink {
  0% { transform: scale(1.4); opacity: 1; }
  100% { transform: scale(0.2); opacity: 0.4; }
}

@keyframes cueSpin {
  0% { transform: rotate(0deg) scale(1); }
  100% { transform: rotate(360deg) scale(1); }
}

.cue-word.anim-rise {
  animation: cueRise 1.5s forwards ease-out;
}
.cue-word.anim-fall {
  animation: cueFall 1.5s forwards ease-out;
}
.cue-word.anim-left {
  animation: cueLeft 1.5s forwards ease-out;
}
.cue-word.anim-right {
  animation: cueRight 1.5s forwards ease-out;
}

@keyframes cueRise {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(-80px); opacity: 0; }
}
@keyframes cueFall {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(80px); opacity: 0; }
}
@keyframes cueLeft {
  0% { transform: translateX(0); opacity: 1; }
  100% { transform: translateX(-80px); opacity: 0; }
}
@keyframes cueRight {
  0% { transform: translateX(0); opacity: 1; }
  100% { transform: translateX(80px); opacity: 0; }
}

.cue-hint {
  margin-top: 20px;
  min-height: 26px;
  font-size: 16px;
  color: var(--text-secondary);
  text-align: center;
}

.cue-actions {
  display: flex;
  gap: 14px;
  margin-top: 18px;
}

@media (max-width: 600px) {
  .cue-stage {
    height: 280px;
  }
  .cue-word {
    font-size: 72px;
  }
}

@media (max-width: 380px) {
  .cue-stage {
    height: 240px;
  }
  .cue-word {
    font-size: 56px;
  }
}

/* ============================================================
   视觉完形测试页
   ============================================================ */
.closure-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 20px 40px;
  width: 100%;
  max-width: 800px;
}

.closure-panel {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.closure-stage {
  width: 100%;
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 30px;
}

.closure-stage.hidden {
  display: none;
}

.closure-pair {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  width: 100%;
}

.closure-char {
  font-size: 180px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  opacity: 0;
  transform: translateY(10px);
}

.closure-char.fade-in {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.closure-gap {
  width: 60px;
  flex-shrink: 0;
}

.closure-answers {
  width: 100%;
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 28px 32px;
}

.closure-answers h3 {
  font-size: 22px;
  margin-bottom: 18px;
  text-align: center;
  color: var(--text-primary);
}

.answers-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 28px;
  font-size: 20px;
}

.answer-row {
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--accent-soft);
  text-align: center;
  font-weight: 600;
}

.a-whole {
  color: var(--accent);
  font-size: 22px;
}

.closure-hint {
  margin-top: 20px;
  min-height: 26px;
  font-size: 16px;
  color: var(--text-secondary);
  text-align: center;
}

.closure-actions {
  display: flex;
  gap: 14px;
  margin-top: 18px;
}

@media (max-width: 600px) {
  .closure-stage {
    min-height: 220px;
    padding: 20px;
  }
  .closure-pair {
    gap: 16px;
  }
  .closure-char {
    font-size: 100px;
  }
  .closure-gap {
    width: 24px;
  }
  .answers-list {
    grid-template-columns: 1fr;
    font-size: 18px;
  }
  .a-whole {
    font-size: 20px;
  }
}

@media (max-width: 380px) {
  .closure-char {
    font-size: 80px;
  }
  .closure-pair {
    gap: 10px;
  }
  .closure-gap {
    width: 16px;
  }
}

/* ============================================================
   设置页
   ============================================================ */
.settings-main {
  flex: 1;
  padding: 20px;
  max-width: 600px;
  margin: 0 auto;
  width: 100%;
}

.settings-section {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-card);
}

.settings-section h3 {
  margin: 0 0 12px 0;
  font-size: 18px;
  color: var(--text-primary);
}

.setting-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
}

.setting-row label {
  font-size: 15px;
  color: var(--text-secondary);
}

.setting-row input {
  width: 80px;
  padding: 6px 10px;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 14px;
  text-align: center;
}

.settings-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.settings-link {
  margin-left: auto;
  font-size: 14px;
  color: var(--text-secondary);
  text-decoration: none;
}
.settings-link:hover {
  color: var(--accent);
}

/* ============================================================
   设置弹窗
   ============================================================ */
.settings-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.5);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}
.settings-modal.show {
  display: flex;
}
.settings-dialog {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 24px;
  min-width: 300px;
  max-width: 90%;
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}
.settings-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}
.settings-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid #eee;
}
.settings-row:last-child {
  border-bottom: none;
}
.settings-row label {
  font-size: 14px;
  color: var(--text-secondary);
}
.settings-row input[type="number"] {
  width: 70px;
  padding: 4px 8px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
  text-align: center;
}
.settings-row input[type="checkbox"] {
  width: 20px;
  height: 20px;
}
.settings-actions {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  justify-content: flex-end;
}