/**
 * 智能复盘助手 - 移动端专用样式
 * 提供类微信的原生APP体验
 */

/* ====================
   CSS 变量定义
==================== */
:root {
  /* 主题色 */
  --primary-color: #667eea;
  --primary-dark: #5a6fd6;
  --primary-light: #8b9df5;
  --gradient-start: #667eea;
  --gradient-end: #764ba2;

  /* 文字颜色 */
  --text-primary: #1a1a1a;
  --text-secondary: #666666;
  --text-muted: #999999;
  --text-white: #ffffff;

  /* 背景色 */
  --bg-primary: #f5f5f5;
  --bg-white: #ffffff;
  --bg-card: #ffffff;
  --bg-overlay: rgba(0, 0, 0, 0.5);

  /* 边框和分割线 */
  --border-color: #e8e8e8;
  --divider-color: #f0f0f0;

  /* 尺寸变量 */
  --navbar-height: 56px;
  --tabbar-height: 60px;
  --safe-area-bottom: env(safe-area-inset-bottom, 0px);
  --safe-area-top: env(safe-area-inset-top, 0px);
  --content-padding: 16px;

  /* 动画时长 */
  --transition-fast: 0.15s;
  --transition-normal: 0.25s;
  --transition-slow: 0.35s;

  /* 阴影 */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
  --shadow-tabbar: 0 -2px 10px rgba(0, 0, 0, 0.05);

  /* 圆角 */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;
}

/* ====================
   全局重置和基础样式
==================== */
* {
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  touch-action: manipulation;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC',
    'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 允许输入框选择文本 */
input, textarea, [contenteditable="true"] {
  -webkit-user-select: text;
  user-select: text;
}

/* ====================
   移动端应用容器
==================== */
.mobile-app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
  max-width: 100vw;
  overflow-x: hidden;
}

/* ====================
   顶部导航栏 (Header)
==================== */
.mobile-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  padding-top: var(--safe-area-top);
}

.mobile-header-inner {
  height: var(--navbar-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--content-padding);
}

.mobile-header-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-white);
  flex: 1;
  text-align: center;
}

.mobile-header-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: transparent;
  border: none;
  color: var(--text-white);
  font-size: 20px;
  transition: background-color var(--transition-fast);
}

.mobile-header-btn:active {
  background: rgba(255, 255, 255, 0.2);
}

/* ====================
   主内容区域
==================== */
.mobile-content {
  flex: 1;
  padding-top: calc(var(--navbar-height) + var(--safe-area-top));
  padding-bottom: calc(var(--tabbar-height) + var(--safe-area-bottom));
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

/* 页面视图容器 */
.page-view {
  min-height: calc(100vh - var(--navbar-height) - var(--tabbar-height) - var(--safe-area-top) - var(--safe-area-bottom));
  min-height: calc(100dvh - var(--navbar-height) - var(--tabbar-height) - var(--safe-area-top) - var(--safe-area-bottom));
  padding: var(--content-padding);
  opacity: 1;
  transform: translateX(0);
  transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.page-view.page-hidden {
  display: none;
}

/* 页面切换动画 */
.page-view.slide-in-right {
  animation: slideInRight var(--transition-normal) ease-out;
}

.page-view.slide-in-left {
  animation: slideInLeft var(--transition-normal) ease-out;
}

.page-view.slide-out-right {
  animation: slideOutRight var(--transition-normal) ease-out;
}

.page-view.slide-out-left {
  animation: slideOutLeft var(--transition-normal) ease-out;
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideOutRight {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(30%);
  }
}

@keyframes slideOutLeft {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(-30%);
  }
}

/* ====================
   底部标签栏 (TabBar) - 类微信风格
==================== */
.mobile-tabbar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--bg-white);
  box-shadow: var(--shadow-tabbar);
  padding-bottom: var(--safe-area-bottom);
  border-top: 1px solid var(--divider-color);
}

.mobile-tabbar-inner {
  height: var(--tabbar-height);
  display: flex;
  align-items: stretch;
  justify-content: space-around;
}

.tabbar-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 6px 0;
  text-decoration: none;
  color: var(--text-muted);
  transition: color var(--transition-fast);
  position: relative;
  background: transparent;
  border: none;
  cursor: pointer;
}

.tabbar-item:active {
  background-color: rgba(0, 0, 0, 0.03);
}

.tabbar-item.active {
  color: var(--primary-color);
}

.tabbar-icon {
  font-size: 24px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: transform var(--transition-fast);
}

.tabbar-item:active .tabbar-icon {
  transform: scale(0.92);
}

.tabbar-item.active .tabbar-icon {
  transform: scale(1.05);
}

/* 图标徽章 */
.tabbar-badge {
  position: absolute;
  top: -4px;
  right: -8px;
  min-width: 18px;
  height: 18px;
  background: #ff4757;
  color: white;
  font-size: 10px;
  font-weight: 600;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 5px;
}

.tabbar-badge.dot {
  width: 8px;
  height: 8px;
  min-width: 8px;
  padding: 0;
}

.tabbar-label {
  font-size: 11px;
  margin-top: 2px;
  font-weight: 500;
}

.tabbar-item.active .tabbar-label {
  font-weight: 600;
}

/* ====================
   卡片组件
==================== */
.mobile-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--content-padding);
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
}

.mobile-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.mobile-card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.mobile-card-subtitle {
  font-size: 13px;
  color: var(--text-muted);
}

.mobile-card-action {
  font-size: 13px;
  color: var(--primary-color);
  background: none;
  border: none;
  cursor: pointer;
}

/* ====================
   表单组件
==================== */
.mobile-form-group {
  margin-bottom: 16px;
}

.mobile-form-label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.mobile-form-input {
  width: 100%;
  padding: 12px 14px;
  font-size: 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-white);
  color: var(--text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  -webkit-appearance: none;
  appearance: none;
}

.mobile-form-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

.mobile-form-textarea {
  min-height: 100px;
  resize: vertical;
}

/* ====================
   按钮组件
==================== */
.mobile-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 16px;
  font-weight: 500;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  -webkit-appearance: none;
  appearance: none;
}

.mobile-btn-primary {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  color: var(--text-white);
}

.mobile-btn-primary:active {
  transform: scale(0.98);
  opacity: 0.9;
}

.mobile-btn-secondary {
  background: var(--bg-primary);
  color: var(--text-primary);
}

.mobile-btn-secondary:active {
  background: var(--border-color);
}

.mobile-btn-block {
  width: 100%;
}

.mobile-btn-lg {
  padding: 14px 28px;
  font-size: 17px;
  border-radius: var(--radius-lg);
}

/* 按钮触摸反馈 */
.mobile-btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.1);
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.mobile-btn:active::after {
  opacity: 1;
}

/* ====================
   列表组件
==================== */
.mobile-list {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.mobile-list-item {
  display: flex;
  align-items: center;
  padding: 14px var(--content-padding);
  border-bottom: 1px solid var(--divider-color);
  transition: background-color var(--transition-fast);
}

.mobile-list-item:last-child {
  border-bottom: none;
}

.mobile-list-item:active {
  background-color: rgba(0, 0, 0, 0.03);
}

.mobile-list-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-right: 12px;
  flex-shrink: 0;
}

.mobile-list-content {
  flex: 1;
  min-width: 0;
}

.mobile-list-title {
  font-size: 15px;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.mobile-list-desc {
  font-size: 13px;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mobile-list-arrow {
  color: var(--text-muted);
  font-size: 16px;
  margin-left: 8px;
}

/* ====================
   四象限布局 (移动端优化)
==================== */
.mobile-quadrant-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}

.mobile-quadrant-item {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 14px;
  min-height: 140px;
  position: relative;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.mobile-quadrant-item:active {
  transform: scale(0.98);
  box-shadow: var(--shadow-md);
}

.mobile-quadrant-header {
  display: flex;
  align-items: center;
  margin-bottom: 10px;
}

.mobile-quadrant-badge {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 600;
  color: white;
  margin-right: 8px;
}

.mobile-quadrant-item.quadrant-a .mobile-quadrant-badge { background: #ff6b6b; }
.mobile-quadrant-item.quadrant-b .mobile-quadrant-badge { background: #ffc107; }
.mobile-quadrant-item.quadrant-c .mobile-quadrant-badge { background: #2196f3; }
.mobile-quadrant-item.quadrant-d .mobile-quadrant-badge { background: #adb5bd; }

.mobile-quadrant-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
}

.mobile-quadrant-tasks {
  font-size: 12px;
  color: var(--text-muted);
}

.mobile-quadrant-count {
  position: absolute;
  bottom: 10px;
  right: 10px;
  font-size: 28px;
  font-weight: 700;
  color: rgba(0, 0, 0, 0.08);
}

/* ====================
   进度条组件
==================== */
.mobile-progress {
  height: 8px;
  background: var(--bg-primary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.mobile-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
  border-radius: var(--radius-full);
  transition: width var(--transition-normal) ease-out;
}

/* ====================
   空状态
==================== */
.mobile-empty {
  text-align: center;
  padding: 60px 30px;
}

.mobile-empty-icon {
  font-size: 64px;
  margin-bottom: 16px;
  opacity: 0.5;
}

.mobile-empty-title {
  font-size: 18px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.mobile-empty-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ====================
   弹窗组件
==================== */
.mobile-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-overlay);
  z-index: 1000;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.mobile-modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-modal {
  background: var(--bg-white);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(100%);
  transition: transform var(--transition-normal) cubic-bezier(0.4, 0, 0.2, 1);
  padding-bottom: var(--safe-area-bottom);
}

.mobile-modal-overlay.active .mobile-modal {
  transform: translateY(0);
}

.mobile-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--divider-color);
  position: sticky;
  top: 0;
  background: var(--bg-white);
  z-index: 1;
}

.mobile-modal-title {
  font-size: 17px;
  font-weight: 600;
}

.mobile-modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--text-muted);
  background: none;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-full);
}

.mobile-modal-close:active {
  background: var(--bg-primary);
}

.mobile-modal-body {
  padding: 20px;
}

/* ====================
   Toast 提示
==================== */
.mobile-toast {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  background: rgba(0, 0, 0, 0.75);
  color: white;
  padding: 14px 24px;
  border-radius: var(--radius-md);
  font-size: 14px;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  max-width: 280px;
  text-align: center;
}

.mobile-toast.show {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -50%) scale(1);
}

.mobile-toast-icon {
  font-size: 40px;
  margin-bottom: 10px;
}

/* ====================
   下拉刷新
==================== */
.pull-to-refresh {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateY(-100%);
  transition: transform var(--transition-normal);
}

.pull-to-refresh.pulling {
  transform: translateY(0);
}

.pull-to-refresh-spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--border-color);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ====================
   骨架屏加载
==================== */
.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e8e8e8 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-sm);
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.skeleton-text {
  height: 14px;
  margin-bottom: 8px;
}

.skeleton-text:last-child {
  width: 60%;
}

.skeleton-avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
}

.skeleton-card {
  height: 120px;
}

/* ====================
   启动页 (Splash Screen)
==================== */
.splash-screen {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.splash-screen.hidden {
  opacity: 0;
  visibility: hidden;
}

.splash-logo {
  font-size: 64px;
  margin-bottom: 20px;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.splash-title {
  font-size: 24px;
  font-weight: 600;
  color: white;
  margin-bottom: 8px;
}

.splash-subtitle {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
}

.splash-loader {
  position: absolute;
  bottom: 80px;
  width: 40px;
  height: 40px;
}

.splash-loader::after {
  content: '';
  display: block;
  width: 100%;
  height: 100%;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* ====================
   PWA 安装提示
==================== */


/* ====================
   响应式断点
==================== */

/* 超小屏幕 (< 360px) */
@media (max-width: 359px) {
  :root {
    --content-padding: 12px;
  }

  .mobile-quadrant-grid {
    gap: 8px;
  }

  .mobile-quadrant-item {
    padding: 12px;
    min-height: 120px;
  }

  .tabbar-label {
    font-size: 10px;
  }
}

/* 小屏幕手机 (360-413px) */
@media (min-width: 360px) and (max-width: 413px) {
  :root {
    font-size: 15px;
  }
}

/* 标准手机 (414-767px) */
@media (min-width: 414px) and (max-width: 767px) {
  :root {
    font-size: 16px;
  }

  .mobile-quadrant-item {
    min-height: 150px;
  }
}

/* 平板 (768px+) - 不改变布局，保持手机体验 */
@media (min-width: 768px) {
  .mobile-app {
    max-width: 480px;
    margin: 0 auto;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.1);
    min-height: 100vh;
    position: relative;
  }

  .mobile-header,
  .mobile-tabbar {
    max-width: 480px;
    left: 50%;
    transform: translateX(-50%);
  }
}

/* ====================
   暗色模式支持 (预留)
==================== */
@media (prefers-color-scheme: dark) {
  /* 暗色模式变量覆盖 - 后续可启用 */
  /*
  :root {
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #808080;
    --bg-primary: #121212;
    --bg-white: #1e1e1e;
    --bg-card: #2a2a2a;
    --border-color: #3a3a3a;
    --divider-color: #333333;
  }
  */
}

/* ====================
   消除 300ms 点击延迟
==================== */
a, button, input, select, textarea, label,
[role="button"], [tabindex] {
  touch-action: manipulation;
}

/* ====================
   优化滚动性能
==================== */
.mobile-content,
.mobile-modal {
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
}

/* ====================
   隐藏原有的顶部标签导航
==================== */
@media (max-width: 768px) {
  .tabs-container,
  .tab-buttons,
  .main-tabs {
    display: none !important;
  }
}

/* ====================
   统计卡片移动端优化
==================== */
.mobile-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}

.mobile-stat-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 14px;
  text-align: center;
}

.mobile-stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1;
}

.mobile-stat-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 6px;
}

/* ====================
   AI 建议卡片样式
==================== */
.mobile-ai-card {
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  border-radius: var(--radius-lg);
  padding: 20px;
  position: relative;
  overflow: hidden;
}

.mobile-ai-card::before {
  content: '🤖';
  position: absolute;
  top: -20px;
  right: -10px;
  font-size: 80px;
  opacity: 0.1;
}

.mobile-ai-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.mobile-ai-content {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* ====================
   挑战赛进度卡片
==================== */
.mobile-challenge-card {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  border-radius: var(--radius-lg);
  padding: 20px;
  color: white;
  text-align: center;
}

.mobile-challenge-days {
  font-size: 48px;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 8px;
}

.mobile-challenge-label {
  font-size: 14px;
  opacity: 0.9;
  margin-bottom: 16px;
}

.mobile-challenge-progress {
  height: 8px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.mobile-challenge-progress-bar {
  height: 100%;
  background: white;
  border-radius: var(--radius-full);
  transition: width var(--transition-normal);
}

/* ====================
   原有样式覆盖 - 移动端优化
==================== */

/* 移动端模式下的样式覆盖 */
body.mobile-mode {
  background-color: var(--bg-primary);
}

/* 隐藏原有顶部标签和 header */
body.mobile-mode .tabs {
  display: none !important;
}

body.mobile-mode header {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  padding: 20px 16px;
  padding-top: calc(20px + var(--safe-area-top));
  margin: 0;
  border-radius: 0;
}

body.mobile-mode header h1 {
  font-size: 20px;
  color: white;
  margin-bottom: 4px;
}

body.mobile-mode header p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.8);
  margin: 0;
}

body.mobile-mode .member-controls {
  position: absolute;
  top: calc(16px + var(--safe-area-top));
  right: 16px;
}

body.mobile-mode .member-btn {
  padding: 6px 12px;
  font-size: 12px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: none;
}

/* 主容器移动端优化 */
body.mobile-mode .container {
  max-width: 100%;
  margin: 0;
  padding: 0;
  padding-bottom: calc(var(--tabbar-height) + var(--safe-area-bottom) + 20px);
}

body.mobile-mode main {
  padding: var(--content-padding);
  padding-top: 0;
}

/* Tab 内容区域优化 */
body.mobile-mode .tab-content {
  background: transparent;
  border-radius: 0;
  box-shadow: none;
  padding: 0;
}

body.mobile-mode .tab-content h2 {
  font-size: 18px;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding: 0;
}

/* 数据概览卡片移动端优化 */
body.mobile-mode .data-overview {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--content-padding);
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}

body.mobile-mode .data-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

body.mobile-mode .data-card {
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 14px;
  text-align: center;
}

body.mobile-mode .data-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-color);
}

body.mobile-mode .data-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* 表单移动端优化 */
body.mobile-mode .form-group {
  margin-bottom: 16px;
}

body.mobile-mode .form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 8px;
}

body.mobile-mode .form-group input,
body.mobile-mode .form-group textarea,
body.mobile-mode .form-group select {
  width: 100%;
  padding: 12px 14px;
  font-size: 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-white);
  -webkit-appearance: none;
  appearance: none;
}

body.mobile-mode .form-group input:focus,
body.mobile-mode .form-group textarea:focus,
body.mobile-mode .form-group select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

body.mobile-mode .form-group textarea {
  min-height: 100px;
  resize: vertical;
}

/* 提交按钮移动端优化 */
body.mobile-mode .submit-btn {
  width: 100%;
  padding: 14px 24px;
  font-size: 16px;
  font-weight: 500;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  color: white;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

body.mobile-mode .submit-btn:active {
  transform: scale(0.98);
  opacity: 0.9;
}

/* 四象限区域移动端优化 */
body.mobile-mode .quadrant-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

body.mobile-mode .quadrant-item {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 12px;
  min-height: 120px;
}

body.mobile-mode .quadrant-header {
  margin-bottom: 10px;
}

body.mobile-mode .quadrant-title {
  font-size: 13px;
  font-weight: 600;
}

/* 历史记录列表移动端优化 */
body.mobile-mode .history-controls {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

body.mobile-mode .history-controls input[type="month"] {
  flex: 1;
  min-width: 150px;
  padding: 10px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 14px;
}

body.mobile-mode .history-controls button {
  padding: 10px 16px;
  font-size: 14px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
}

body.mobile-mode #history-list {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

/* 历史记录项移动端优化 */
body.mobile-mode .history-item {
  padding: 14px var(--content-padding);
  border-bottom: 1px solid var(--divider-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background-color var(--transition-fast);
}

body.mobile-mode .history-item:active {
  background-color: rgba(0, 0, 0, 0.03);
}

body.mobile-mode .history-item:last-child {
  border-bottom: none;
}

/* 智能建议区域移动端优化 */
body.mobile-mode .advice-generator {
  margin-bottom: 16px;
}

body.mobile-mode .advice-btn {
  width: 100%;
  padding: 14px 24px;
  font-size: 16px;
  font-weight: 500;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  color: white;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
}

body.mobile-mode .advice-result {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--content-padding);
}

body.mobile-mode .advice-result h3 {
  font-size: 15px;
  margin-bottom: 12px;
}

body.mobile-mode .advice-content {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* 数据洞察面板移动端优化 */
body.mobile-mode .data-insight-panel {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--content-padding);
  margin-bottom: 16px;
}

body.mobile-mode .insight-header h3 {
  font-size: 18px;
  margin-bottom: 4px;
}

body.mobile-mode .insight-subtitle {
  font-size: 13px;
  color: var(--text-muted);
}

body.mobile-mode .insight-charts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 16px 0;
}

body.mobile-mode .insight-chart-card {
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 14px;
}

body.mobile-mode .echarts-container {
  height: 200px;
}

body.mobile-mode .insight-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

body.mobile-mode .insight-card {
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 12px;
}

/* 模态框移动端优化 */
body.mobile-mode .modal,
body.mobile-mode .modal-content {
  max-width: 100%;
  margin: 0;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

body.mobile-mode .payment-modal-container,
body.mobile-mode .vip-payment-container {
  max-width: 100%;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  max-height: 90vh;
  overflow-y: auto;
}

/* 时间管理界面移动端优化 */
body.mobile-mode .time-management {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--content-padding);
  margin-bottom: 16px;
}

body.mobile-mode .time-slots {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

body.mobile-mode .time-slot {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  background: var(--bg-primary);
  border-radius: var(--radius-md);
}

body.mobile-mode .time-slot input {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 14px;
}

/* 图表容器移动端优化 */
body.mobile-mode .chart-container {
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 14px;
  margin-bottom: 16px;
}

body.mobile-mode .chart-container h4 {
  font-size: 14px;
  margin-bottom: 12px;
}

body.mobile-mode .chart-wrapper {
  height: 180px;
}

/* 进度条移动端优化 */
body.mobile-mode .progress-bar-container {
  height: 8px;
  background: var(--bg-primary);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: 8px 0;
}

body.mobile-mode .progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
  border-radius: var(--radius-full);
  transition: width 0.3s ease;
}

/* 挑战赛页面移动端优化 */
body.mobile-mode #challenge-page-container {
  padding: 0;
}

body.mobile-mode .challenge-hero {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  border-radius: var(--radius-lg);
  padding: 24px;
  color: white;
  text-align: center;
  margin-bottom: 16px;
}

/* 页脚移动端优化 */
body.mobile-mode footer {
  text-align: center;
  padding: 20px;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 20px;
}

/* 安全区域适配 */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
  body.mobile-mode .container {
    padding-bottom: calc(var(--tabbar-height) + env(safe-area-inset-bottom) + 20px);
  }

  body.mobile-mode header {
    padding-top: calc(20px + env(safe-area-inset-top));
  }
}

/* 横屏模式适配 */
@media (orientation: landscape) and (max-height: 500px) {
  body.mobile-mode header {
    padding: 10px 16px;
  }

  body.mobile-mode header h1 {
    font-size: 18px;
  }

  .mobile-tabbar {
    height: 50px;
  }

  .tabbar-icon {
    font-size: 20px;
  }

  .tabbar-label {
    font-size: 10px;
  }
}

/* ====================
   第二阶段优化 - 增强安全区域适配
==================== */

/* 全局安全区域变量增强 */
:root {
  /* 使用 max() 确保最小安全距离 */
  --safe-area-top: max(env(safe-area-inset-top, 0px), 0px);
  --safe-area-bottom: max(env(safe-area-inset-bottom, 0px), 0px);
  --safe-area-left: max(env(safe-area-inset-left, 0px), 0px);
  --safe-area-right: max(env(safe-area-inset-right, 0px), 0px);
}

/* iPhone X 及以上刘海屏适配 */
@supports (padding-top: env(safe-area-inset-top)) {
  /* 顶部 Header 刘海适配 */
  body.mobile-mode header {
    padding-top: calc(20px + env(safe-area-inset-top));
    min-height: calc(var(--navbar-height) + env(safe-area-inset-top));
  }

  /* 会员控制按钮位置调整 */
  body.mobile-mode .member-controls {
    top: calc(16px + env(safe-area-inset-top));
  }

  /* 底部 TabBar Home Indicator 适配 */
  .mobile-tabbar {
    padding-bottom: env(safe-area-inset-bottom);
    /* 确保 TabBar 内容不被 Home Indicator 遮挡 */
  }

  /* 主容器底部内边距 */
  body.mobile-mode .container {
    padding-bottom: calc(var(--tabbar-height) + env(safe-area-inset-bottom) + 20px);
  }

  /* 底部弹出面板适配 */
  .mobile-modal {
    padding-bottom: calc(20px + env(safe-area-inset-bottom));
  }



  /* Toast 提示位置调整 (避开刘海) */
  .mobile-toast {
    top: calc(50% + env(safe-area-inset-top) / 2);
  }

  /* 启动页适配 */
  .splash-screen .splash-loader {
    bottom: calc(80px + env(safe-area-inset-bottom));
  }

  /* 模态框底部适配 */
  body.mobile-mode .payment-modal-container,
  body.mobile-mode .vip-payment-container,
  body.mobile-mode .challenge-modal-container {
    padding-bottom: calc(20px + env(safe-area-inset-bottom));
  }

  /* 左右安全区域 (横屏模式下重要) */
  body.mobile-mode main {
    padding-left: calc(var(--content-padding) + env(safe-area-inset-left));
    padding-right: calc(var(--content-padding) + env(safe-area-inset-right));
  }
}

/* 横屏模式下的安全区域适配 */
@media (orientation: landscape) {
  @supports (padding-left: env(safe-area-inset-left)) {
    body.mobile-mode header {
      padding-left: calc(16px + env(safe-area-inset-left));
      padding-right: calc(16px + env(safe-area-inset-right));
    }

    .mobile-tabbar-inner {
      padding-left: env(safe-area-inset-left);
      padding-right: env(safe-area-inset-right);
    }

    body.mobile-mode .container {
      padding-left: env(safe-area-inset-left);
      padding-right: env(safe-area-inset-right);
    }
  }
}

/* ====================
   第二阶段优化 - TabBar 触感动画增强
==================== */

/* TabBar 项目基础动画 */
.tabbar-item {
  transition:
    color var(--transition-fast),
    transform var(--transition-fast) cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
  position: relative;
  overflow: visible;
}

/* 按压状态动画 - 类微信缩放效果 */
.tabbar-item.pressing {
  transform: scale(0.9);
}

.tabbar-item.pressing .tabbar-icon {
  transform: scale(0.95);
}

/* 激活状态图标弹跳动画 */
.tabbar-item.active .tabbar-icon {
  animation: tabIconBounce 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes tabIconBounce {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.15);
  }
  100% {
    transform: scale(1.05);
  }
}

/* TabBar 图标容器增强 */
.tabbar-icon {
  transition: transform var(--transition-fast) cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

/* 底部涟漪效果 (点击反馈) */
.tabbar-item::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 48px;
  height: 48px;
  background: radial-gradient(circle, rgba(102, 126, 234, 0.3) 0%, transparent 70%);
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0);
  opacity: 0;
  transition: transform 0.4s ease-out, opacity 0.4s ease-out;
  pointer-events: none;
  z-index: -1;
}

.tabbar-item.pressing::before {
  transform: translate(-50%, -50%) scale(1.5);
  opacity: 1;
}

/* 激活状态的强调指示器 */
.tabbar-item.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: var(--primary-color);
  border-radius: 2px;
  animation: indicatorSlide 0.25s ease-out;
}

@keyframes indicatorSlide {
  from {
    width: 0;
    opacity: 0;
  }
  to {
    width: 20px;
    opacity: 1;
  }
}

/* 徽章呼吸动画 (新消息提示) */
.tabbar-badge.dot {
  animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.2);
    opacity: 0.8;
  }
}

/* TabBar 标签文字增强 */
.tabbar-label {
  transition:
    color var(--transition-fast),
    transform var(--transition-fast),
    font-weight var(--transition-fast);
}

.tabbar-item.active .tabbar-label {
  transform: scale(1.02);
}

/* TabBar 整体背景毛玻璃效果 (iOS 风格) */
@supports (backdrop-filter: blur(20px)) {
  .mobile-tabbar {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
  }
}

/* 暗色模式下的毛玻璃效果 */
@media (prefers-color-scheme: dark) {
  @supports (backdrop-filter: blur(20px)) {
    .mobile-tabbar {
      background: rgba(28, 28, 30, 0.85);
    }
  }
}

/* ====================
   第二阶段优化 - 页面切换动画增强
==================== */

/* 页面内容切换增强动画 */
.tab-content {
  transition:
    opacity var(--transition-normal) ease-out,
    transform var(--transition-normal) ease-out;
  will-change: opacity, transform;
}

.tab-content.slide-in-right {
  animation: pageSlideInRight var(--transition-normal) cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.tab-content.slide-in-left {
  animation: pageSlideInLeft var(--transition-normal) cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

@keyframes pageSlideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pageSlideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ====================
   第二阶段优化 - 滚动性能和触摸优化
==================== */

/* 优化滚动性能 */
.mobile-content,
body.mobile-mode main,
body.mobile-mode .tab-content {
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-y: contain;
  scroll-behavior: smooth;
}

/* 阻止橡皮筋效果 (在不需要的地方) */
body.mobile-mode {
  overscroll-behavior: none;
}

/* 优化触摸目标大小 (至少 44x44px) */
.tabbar-item,
.mobile-btn,
button,
a[role="button"],
input[type="submit"],
input[type="button"] {
  min-height: 44px;
  min-width: 44px;
}

/* ====================
   第二阶段优化 - 离线状态指示器
==================== */

/* 离线状态全局提示条 */
body.offline-mode::before {
  content: '当前处于离线模式';
  position: fixed;
  top: env(safe-area-inset-top, 0);
  left: 0;
  right: 0;
  padding: 4px 16px;
  background: #ff9800;
  color: white;
  font-size: 12px;
  text-align: center;
  z-index: 9999;
  transform: translateY(-100%);
  animation: slideDownOffline 0.3s ease-out forwards;
}

@keyframes slideDownOffline {
  to {
    transform: translateY(0);
  }
}

body.offline-mode header {
  margin-top: 28px;
}

/* 同步状态图标动画 */
.sync-indicator {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--text-muted);
}

.sync-indicator.syncing::before {
  content: '';
  width: 12px;
  height: 12px;
  border: 2px solid var(--primary-color);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.sync-indicator.synced::before {
  content: '✓';
  color: #4caf50;
}

.sync-indicator.pending::before {
  content: '⏳';
}

/* ====================
   第二阶段优化 - 复盘挑战赛移动端适配
==================== */

/* 挑战赛主容器 */
body.mobile-mode #challenge-page-container {
  padding: 0;
}

/* 挑战赛英雄区 */
body.mobile-mode .challenge-hero-section,
body.mobile-mode .challenge-hero {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  color: white;
  text-align: center;
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
}

body.mobile-mode .challenge-hero::before {
  content: '🏆';
  position: absolute;
  top: -20px;
  right: -20px;
  font-size: 120px;
  opacity: 0.1;
  transform: rotate(-15deg);
}

/* 挑战天数显示 */
body.mobile-mode .challenge-days-display {
  margin-bottom: 16px;
}

body.mobile-mode .challenge-days-number {
  font-size: 64px;
  font-weight: 800;
  line-height: 1;
  text-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

body.mobile-mode .challenge-days-unit {
  font-size: 18px;
  font-weight: 500;
  opacity: 0.9;
  margin-left: 4px;
}

body.mobile-mode .challenge-days-label {
  font-size: 14px;
  opacity: 0.85;
  margin-top: 4px;
}

/* 挑战进度条 */
body.mobile-mode .challenge-progress-container {
  background: rgba(255, 255, 255, 0.2);
  height: 12px;
  border-radius: 6px;
  overflow: hidden;
  margin: 16px 0;
}

body.mobile-mode .challenge-progress-bar {
  height: 100%;
  background: white;
  border-radius: 6px;
  transition: width 0.5s ease-out;
  position: relative;
}

body.mobile-mode .challenge-progress-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  animation: progressShine 2s ease-in-out infinite;
}

@keyframes progressShine {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

body.mobile-mode .challenge-progress-text {
  font-size: 13px;
  opacity: 0.9;
}

/* 挑战规则卡片 */
body.mobile-mode .challenge-rules-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 16px;
}

body.mobile-mode .challenge-rules-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

body.mobile-mode .challenge-rules-list {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-secondary);
}

body.mobile-mode .challenge-rules-list li {
  margin-bottom: 8px;
  padding-left: 20px;
  position: relative;
}

body.mobile-mode .challenge-rules-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: 600;
}

/* 挑战奖励卡片 */
body.mobile-mode .challenge-reward-card {
  background: linear-gradient(135deg, #fff3e0, #ffe0b2);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 16px;
  text-align: center;
}

body.mobile-mode .reward-icon-wrapper {
  font-size: 48px;
  margin-bottom: 12px;
}

body.mobile-mode .reward-amount {
  font-size: 32px;
  font-weight: 700;
  color: #f57c00;
  margin-bottom: 4px;
}

body.mobile-mode .reward-description {
  font-size: 14px;
  color: var(--text-secondary);
}

/* 挑战成就墙 */
body.mobile-mode .challenge-achievements {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 16px;
}

body.mobile-mode .achievement-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 12px;
}

body.mobile-mode .achievement-item {
  text-align: center;
  padding: 12px 8px;
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  transition: transform var(--transition-fast);
}

body.mobile-mode .achievement-item:active {
  transform: scale(0.95);
}

body.mobile-mode .achievement-item.unlocked {
  background: linear-gradient(135deg, #e8f5e9, #c8e6c9);
}

body.mobile-mode .achievement-item.locked {
  opacity: 0.5;
  filter: grayscale(1);
}

body.mobile-mode .achievement-icon {
  font-size: 28px;
  margin-bottom: 4px;
}

body.mobile-mode .achievement-label {
  font-size: 11px;
  color: var(--text-muted);
}

/* 挑战日历 */
body.mobile-mode .challenge-calendar {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 16px;
}

body.mobile-mode .calendar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

body.mobile-mode .calendar-title {
  font-size: 16px;
  font-weight: 600;
}

body.mobile-mode .calendar-nav {
  display: flex;
  gap: 8px;
}

body.mobile-mode .calendar-nav-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--bg-primary);
  border: none;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

body.mobile-mode .calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  margin-bottom: 8px;
}

body.mobile-mode .calendar-weekday {
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
}

body.mobile-mode .calendar-days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

body.mobile-mode .calendar-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  border-radius: var(--radius-sm);
  background: var(--bg-primary);
  transition: transform var(--transition-fast);
}

body.mobile-mode .calendar-day.completed {
  background: var(--primary-color);
  color: white;
}

body.mobile-mode .calendar-day.today {
  border: 2px solid var(--primary-color);
  font-weight: 600;
}

body.mobile-mode .calendar-day.missed {
  background: #ffebee;
  color: #ef5350;
}

/* ====================
   第二阶段优化 - 数据概览移动端适配
==================== */

/* 数据概览主容器 */
body.mobile-mode .data-overview {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}

body.mobile-mode .data-overview-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

body.mobile-mode .data-overview-header h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0;
}

/* 数据卡片网格 - 移动端优化布局 */
body.mobile-mode .data-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

body.mobile-mode .data-card {
  background: linear-gradient(135deg, #f8f9ff 0%, #fff 100%);
  border-radius: var(--radius-md);
  padding: 16px 12px;
  text-align: center;
  border: 1px solid var(--border-color);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

body.mobile-mode .data-card:active {
  transform: scale(0.98);
  box-shadow: var(--shadow-md);
}

body.mobile-mode .data-card .data-value {
  font-size: 28px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

body.mobile-mode .data-card .data-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 6px;
  font-weight: 500;
}

/* 连续复盘卡片特殊样式 */
body.mobile-mode .data-card.streak-card {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  color: white;
  grid-column: span 2;
  padding: 20px;
}

body.mobile-mode .data-card.streak-card .data-value {
  font-size: 48px;
  background: none;
  -webkit-text-fill-color: white;
}

body.mobile-mode .data-card.streak-card .data-label {
  color: rgba(255, 255, 255, 0.9);
}

/* 趋势图表容器 */
body.mobile-mode .chart-container {
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 16px;
}

body.mobile-mode .chart-container h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
}

body.mobile-mode .chart-wrapper {
  height: 200px;
  position: relative;
}

body.mobile-mode .chart-wrapper canvas {
  max-width: 100%;
}

/* 7天分段数据移动端优化 */
body.mobile-mode .segmented-data {
  margin-top: 16px;
}

body.mobile-mode .segment-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

body.mobile-mode .segment-header label {
  font-size: 14px;
  font-weight: 500;
}

body.mobile-mode .segment-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

body.mobile-mode .segment-card {
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 14px 12px;
  text-align: center;
}

body.mobile-mode .segment-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

body.mobile-mode .segment-value {
  font-size: 20px;
  font-weight: 600;
  color: var(--primary-color);
}

/* 数据刷新区域 */
body.mobile-mode .data-update {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--divider-color);
}

body.mobile-mode .update-info {
  font-size: 12px;
  color: var(--text-muted);
}

body.mobile-mode .refresh-btn {
  padding: 8px 16px;
  font-size: 13px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 4px;
}

body.mobile-mode .refresh-btn:active {
  background: var(--border-color);
}

/* 人生资产报告移动端优化 */
body.mobile-mode .data-insight-panel {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 16px;
}

body.mobile-mode .insight-header {
  text-align: center;
  margin-bottom: 16px;
}

body.mobile-mode .insight-header h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 4px;
}

body.mobile-mode .insight-subtitle {
  font-size: 13px;
  color: var(--text-muted);
}

/* 月份选择器移动端优化 */
body.mobile-mode .insight-month-selector {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

body.mobile-mode .insight-month-selector label {
  font-size: 14px;
  color: var(--text-secondary);
}

body.mobile-mode .insight-month-selector input[type="month"] {
  flex: 1;
  min-width: 140px;
  padding: 10px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 14px;
}

/* 洞察图表容器 */
body.mobile-mode .insight-charts {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 16px;
}

body.mobile-mode .insight-chart-card {
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 16px;
}

body.mobile-mode .insight-chart-card h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}

body.mobile-mode .insight-chart-card .chart-desc {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

body.mobile-mode .echarts-container {
  height: 220px;
}

/* 洞察卡片网格 */
body.mobile-mode .insight-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

body.mobile-mode .insight-card {
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

body.mobile-mode .insight-card.primary {
  grid-column: span 2;
  background: linear-gradient(135deg, #fff3e0, #ffe0b2);
  flex-direction: row;
  align-items: center;
}

body.mobile-mode .insight-icon {
  font-size: 28px;
  line-height: 1;
}

body.mobile-mode .insight-content h5 {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 2px;
  color: var(--text-primary);
}

body.mobile-mode .insight-content p {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0;
}

/* ====================
   第二阶段优化 - 四象限法则移动端触摸优化
==================== */

/* 四象限网格布局 - 2行2列 */
body.mobile-mode .quadrants {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(2, auto);
  gap: 12px;
  margin-bottom: 20px;
}

/* 四象限项通用样式 */
body.mobile-mode .quadrant {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 16px;
  min-height: 200px;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  overflow: visible;
}

/* 四象限触摸反馈 */
body.mobile-mode .quadrant:active {
  transform: scale(0.98);
  box-shadow: var(--shadow-md);
}

/* 四象限标题样式 */
body.mobile-mode .quadrant h3 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid transparent;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* 各象限颜色区分 */
body.mobile-mode .quadrant.important-urgent h3 {
  color: #e53935;
  border-bottom-color: #e53935;
}

body.mobile-mode .quadrant.important-not-urgent h3 {
  color: #fb8c00;
  border-bottom-color: #fb8c00;
}

body.mobile-mode .quadrant.not-important-urgent h3 {
  color: #1e88e5;
  border-bottom-color: #1e88e5;
}

body.mobile-mode .quadrant.not-important-not-urgent h3 {
  color: #78909c;
  border-bottom-color: #78909c;
}

/* 四象限角标标识 */
body.mobile-mode .quadrant::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-lg) 0 var(--radius-md) 0;
  font-size: 14px;
  font-weight: 700;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
}

body.mobile-mode .quadrant.important-urgent::before {
  content: 'A';
  background: #e53935;
}

body.mobile-mode .quadrant.important-not-urgent::before {
  content: 'B';
  background: #fb8c00;
}

body.mobile-mode .quadrant.not-important-urgent::before {
  content: 'C';
  background: #1e88e5;
}

body.mobile-mode .quadrant.not-important-not-urgent::before {
  content: 'D';
  background: #78909c;
}

/* 任务列表容器 */
body.mobile-mode .task-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* 任务项移动端优化 */
body.mobile-mode .task-item {
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform var(--transition-fast), background-color var(--transition-fast);
  touch-action: pan-y pinch-zoom;
  position: relative;
}

/* 任务项可拖拽指示 */
body.mobile-mode .task-item::before {
  content: '⋮⋮';
  position: absolute;
  left: 4px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 10px;
  opacity: 0.5;
  pointer-events: none;
}

/* 任务项触摸高亮 */
body.mobile-mode .task-item:active {
  background: var(--border-color);
  transform: scale(0.99);
}

/* 任务项正在拖拽状态 */
body.mobile-mode .task-item.dragging {
  opacity: 0.8;
  transform: scale(1.02);
  box-shadow: var(--shadow-lg);
  z-index: 100;
}

/* 任务输入框移动端优化 */
body.mobile-mode .task-item input[type="text"],
body.mobile-mode .task-item textarea {
  width: 100%;
  padding: 10px 12px;
  font-size: 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  -webkit-appearance: none;
  appearance: none;
}

body.mobile-mode .task-item input:focus,
body.mobile-mode .task-item textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

body.mobile-mode .task-item textarea {
  min-height: 60px;
  resize: none;
}

/* 任务输入占位符样式 */
body.mobile-mode .task-item input::placeholder,
body.mobile-mode .task-item textarea::placeholder {
  color: var(--text-muted);
  font-size: 13px;
}

/* 任务输入框标签 */
body.mobile-mode .task-what {
  font-weight: 500;
}

body.mobile-mode .task-why,
body.mobile-mode .task-how,
body.mobile-mode .task-solution,
body.mobile-mode .task-help {
  font-size: 13px;
}

/* 任务操作按钮行 */
body.mobile-mode .task-help-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

body.mobile-mode .task-help-row input {
  flex: 1;
}

/* 添加/删除任务按钮 */
body.mobile-mode .add-task-btn,
body.mobile-mode .remove-task-btn {
  width: 36px;
  height: 36px;
  min-width: 36px;
  min-height: 36px;
  border-radius: var(--radius-full);
  font-size: 18px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast), background-color var(--transition-fast);
  flex-shrink: 0;
}

body.mobile-mode .add-task-btn {
  background: var(--primary-color);
  color: white;
  border: none;
}

body.mobile-mode .add-task-btn:active {
  transform: scale(0.9);
  background: var(--primary-dark);
}

body.mobile-mode .remove-task-btn {
  background: #ffebee;
  color: #e53935;
  border: none;
}

body.mobile-mode .remove-task-btn:active {
  transform: scale(0.9);
  background: #ffcdd2;
}

/* 任务优先级提醒移动端优化 */
body.mobile-mode .task-priority {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 16px;
}

body.mobile-mode .task-priority h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
}

body.mobile-mode .priority-tips {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

body.mobile-mode .priority-item {
  padding: 12px;
  border-radius: var(--radius-md);
  font-size: 12px;
  line-height: 1.5;
}

body.mobile-mode .priority-item strong {
  display: block;
  font-size: 13px;
  margin-bottom: 4px;
}

body.mobile-mode .priority-item p {
  margin: 0;
  color: var(--text-secondary);
}

body.mobile-mode .priority-item.priority-a {
  background: #ffebee;
  border-left: 3px solid #e53935;
}

body.mobile-mode .priority-item.priority-b {
  background: #fff3e0;
  border-left: 3px solid #fb8c00;
}

body.mobile-mode .priority-item.priority-c {
  background: #e3f2fd;
  border-left: 3px solid #1e88e5;
}

body.mobile-mode .priority-item.priority-d {
  background: #eceff1;
  border-left: 3px solid #78909c;
}

/* 时间管理移动端优化 */
body.mobile-mode .time-management {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 16px;
}

body.mobile-mode .time-management h2 {
  font-size: 18px;
  margin-bottom: 16px;
}

body.mobile-mode .time-management-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* 今日时间安排表格 */
body.mobile-mode .today-schedule {
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 14px;
}

body.mobile-mode .today-schedule h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 12px;
}

body.mobile-mode .schedule-table {
  display: flex;
  flex-direction: column;
}

body.mobile-mode .schedule-header {
  display: grid;
  grid-template-columns: 90px 1fr 70px;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-color);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
}

body.mobile-mode #schedule-items {
  display: flex;
  flex-direction: column;
}

body.mobile-mode .schedule-item {
  display: grid;
  grid-template-columns: 90px 1fr 70px;
  gap: 8px;
  padding: 10px 0;
  border-bottom: 1px solid var(--divider-color);
  align-items: center;
}

body.mobile-mode .schedule-item:last-child {
  border-bottom: none;
}

body.mobile-mode .schedule-item input,
body.mobile-mode .schedule-item select {
  width: 100%;
  padding: 8px 10px;
  font-size: 13px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-white);
}

/* 时间统计区域 */
body.mobile-mode .time-stats {
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 14px;
}

body.mobile-mode .time-stats-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

body.mobile-mode .time-stats-header h3 {
  font-size: 15px;
  font-weight: 600;
  margin: 0;
}

body.mobile-mode .manage-tags-btn {
  padding: 6px 12px;
  font-size: 12px;
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-primary);
}

body.mobile-mode .time-stats .chart-container {
  margin: 0;
  padding: 0;
  background: transparent;
}

body.mobile-mode .stats-summary {
  display: flex;
  justify-content: space-around;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-color);
  font-size: 13px;
  color: var(--text-secondary);
}

/* 折叠面板 - 小屏幕优化 */
@media (max-width: 400px) {
  body.mobile-mode .quadrants {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  body.mobile-mode .quadrant {
    min-height: 180px;
  }

  body.mobile-mode .priority-tips {
    grid-template-columns: 1fr;
  }
}

/* 四象限展开/折叠动画 */
body.mobile-mode .quadrant.collapsed .task-list {
  display: none;
}

body.mobile-mode .quadrant.collapsed {
  min-height: auto;
}

body.mobile-mode .quadrant h3 {
  cursor: pointer;
}

body.mobile-mode .quadrant h3::after {
  content: '▼';
  font-size: 10px;
  margin-left: auto;
  transition: transform var(--transition-fast);
}

body.mobile-mode .quadrant.collapsed h3::after {
  transform: rotate(-90deg);
}

/* 滑动删除支持 */
body.mobile-mode .task-item.swipe-left {
  transform: translateX(-80px);
}

body.mobile-mode .task-item .delete-action {
  position: absolute;
  right: -80px;
  top: 0;
  bottom: 0;
  width: 80px;
  background: #e53935;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: 24px;
}

/* ====================
   第二阶段优化 - 打印样式清理
==================== */
@media print {
  .mobile-tabbar,
  .splash-screen,
  .mobile-toast {
    display: none !important;
  }

  body.mobile-mode .container {
    padding-bottom: 0;
  }
}