/* 微信主题色变量定义 */
:root {
  /* 微信品牌色 */
  --wechat-green: #07c160;
  --wechat-green-light: #4cd964;
  --wechat-green-dark: #06ad56;
  --wechat-green-hover: #06b050;
  
  /* 微信辅助色 */
  --wechat-blue: #576b95;
  --wechat-blue-light: #6c7fb8;
  --wechat-blue-dark: #485a82;
  
  /* 微信灰色系 */
  --wechat-gray-1: #f7f7f7;
  --wechat-gray-2: #eeeeee;
  --wechat-gray-3: #d9d9d9;
  --wechat-gray-4: #cccccc;
  --wechat-gray-5: #999999;
  --wechat-gray-6: #666666;
  --wechat-gray-7: #333333;
  
  /* 微信功能色 */
  --wechat-red: #fa5151;
  --wechat-red-light: #ff6b6b;
  --wechat-red-dark: #e04848;
  --wechat-orange: #fa9d3b;
  --wechat-yellow: #ffc300;
  
  /* 微信背景色 */
  --wechat-bg-primary: #ffffff;
  --wechat-bg-secondary: #f7f7f7;
  --wechat-bg-tertiary: #ededed;
  
  /* 微信文字色 */
  --wechat-text-primary: #191919;
  --wechat-text-secondary: #353535;
  --wechat-text-tertiary: #888888;
  --wechat-text-placeholder: #b2b2b2;
  
  /* 微信边框色 */
  --wechat-border-light: #e5e5e5;
  --wechat-border-medium: #d9d9d9;
  --wechat-border-dark: #cccccc;
  
  /* 阴影 */
  --wechat-shadow-light: 0 2px 4px rgba(0, 0, 0, 0.1);
  --wechat-shadow-medium: 0 4px 8px rgba(0, 0, 0, 0.15);
  --wechat-shadow-heavy: 0 8px 16px rgba(0, 0, 0, 0.2);
  
  /* 圆角 */
  --wechat-radius-small: 4px;
  --wechat-radius-medium: 8px;
  --wechat-radius-large: 12px;
  --wechat-radius-round: 50%;
  
  /* 间距 */
  --wechat-spacing-xs: 4px;
  --wechat-spacing-sm: 8px;
  --wechat-spacing-md: 16px;
  --wechat-spacing-lg: 24px;
  --wechat-spacing-xl: 32px;
  --wechat-spacing-xxl: 48px;
}

/* 重置样式 */
* {
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: var(--wechat-text-primary);
  background-color: var(--wechat-bg-secondary);
  margin: 0;
  padding: 0;
}

/* 微信风格按钮 */
.btn-wechat {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border: none;
  border-radius: var(--wechat-radius-medium);
  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
  min-height: 44px;
  min-width: 88px;
}

.btn-wechat-primary {
  background-color: var(--wechat-green);
  color: white;
}

.btn-wechat-primary:hover {
  background-color: var(--wechat-green-hover);
  transform: translateY(-1px);
  box-shadow: var(--wechat-shadow-medium);
}

.btn-wechat-secondary {
  background-color: var(--wechat-blue);
  color: white;
}

.btn-wechat-secondary:hover {
  background-color: var(--wechat-blue-dark);
  transform: translateY(-1px);
  box-shadow: var(--wechat-shadow-medium);
}

.btn-wechat-outline {
  background-color: transparent;
  color: var(--wechat-green);
  border: 1px solid var(--wechat-green);
}

.btn-wechat-outline:hover {
  background-color: var(--wechat-green);
  color: white;
}

.btn-wechat-ghost {
  background-color: transparent;
  color: var(--wechat-text-secondary);
  border: 1px solid var(--wechat-border-medium);
}

.btn-wechat-ghost:hover {
  background-color: var(--wechat-bg-tertiary);
  border-color: var(--wechat-border-dark);
}

.btn-wechat-danger {
  background-color: var(--wechat-red);
  color: white;
}

.btn-wechat-danger:hover {
  background-color: var(--wechat-red-dark);
}

/* 按钮尺寸 */
.btn-wechat-small {
  padding: 8px 16px;
  font-size: 14px;
  min-height: 32px;
  min-width: 64px;
}

.btn-wechat-large {
  padding: 16px 32px;
  font-size: 18px;
  min-height: 52px;
  min-width: 120px;
}

/* 微信风格卡片 */
.card-wechat {
  background-color: var(--wechat-bg-primary);
  border-radius: var(--wechat-radius-medium);
  box-shadow: var(--wechat-shadow-light);
  padding: var(--wechat-spacing-md);
  margin-bottom: var(--wechat-spacing-md);
  border: 1px solid var(--wechat-border-light);
  transition: all 0.3s ease;
}

.card-wechat:hover {
  box-shadow: var(--wechat-shadow-medium);
  transform: translateY(-2px);
}

.card-wechat-header {
  padding-bottom: var(--wechat-spacing-sm);
  margin-bottom: var(--wechat-spacing-md);
  border-bottom: 1px solid var(--wechat-border-light);
}

.card-wechat-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--wechat-text-primary);
  margin: 0;
}

.card-wechat-subtitle {
  font-size: 14px;
  color: var(--wechat-text-tertiary);
  margin: 4px 0 0 0;
}

/* 微信风格表单 */
.form-wechat {
  background-color: var(--wechat-bg-primary);
  border-radius: var(--wechat-radius-medium);
  padding: var(--wechat-spacing-lg);
  box-shadow: var(--wechat-shadow-light);
}

.form-group-wechat {
  margin-bottom: var(--wechat-spacing-md);
}

.form-label-wechat {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--wechat-text-secondary);
  margin-bottom: var(--wechat-spacing-xs);
}

.form-input-wechat {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--wechat-border-medium);
  border-radius: var(--wechat-radius-small);
  font-size: 16px;
  color: var(--wechat-text-primary);
  background-color: var(--wechat-bg-primary);
  transition: all 0.3s ease;
}

.form-input-wechat:focus {
  outline: none;
  border-color: var(--wechat-green);
  box-shadow: 0 0 0 2px rgba(7, 193, 96, 0.2);
}

.form-input-wechat::placeholder {
  color: var(--wechat-text-placeholder);
}

/* 微信风格标签 */
.tag-wechat {
  display: inline-flex;
  align-items: center;
  padding: 4px 8px;
  border-radius: var(--wechat-radius-small);
  font-size: 12px;
  font-weight: 500;
  margin: 2px;
}

.tag-wechat-primary {
  background-color: rgba(7, 193, 96, 0.1);
  color: var(--wechat-green);
}

.tag-wechat-secondary {
  background-color: rgba(87, 107, 149, 0.1);
  color: var(--wechat-blue);
}

.tag-wechat-success {
  background-color: rgba(76, 217, 100, 0.1);
  color: var(--wechat-green-light);
}

.tag-wechat-warning {
  background-color: rgba(255, 195, 0, 0.1);
  color: var(--wechat-yellow);
}

.tag-wechat-danger {
  background-color: rgba(250, 81, 81, 0.1);
  color: var(--wechat-red);
}

/* 微信风格头像 */
.avatar-wechat {
  border-radius: var(--wechat-radius-round);
  border: 2px solid var(--wechat-border-light);
  object-fit: cover;
}

.avatar-wechat-small {
  width: 32px;
  height: 32px;
}

.avatar-wechat-medium {
  width: 48px;
  height: 48px;
}

.avatar-wechat-large {
  width: 64px;
  height: 64px;
}

/* 微信风格分割线 */
.divider-wechat {
  height: 1px;
  background-color: var(--wechat-border-light);
  margin: var(--wechat-spacing-md) 0;
  border: none;
}

/* 微信风格提示框 */
.alert-wechat {
  padding: var(--wechat-spacing-md);
  border-radius: var(--wechat-radius-medium);
  margin-bottom: var(--wechat-spacing-md);
  border-left: 4px solid;
}

.alert-wechat-success {
  background-color: rgba(76, 217, 100, 0.1);
  border-left-color: var(--wechat-green-light);
  color: var(--wechat-green-dark);
}

.alert-wechat-warning {
  background-color: rgba(255, 195, 0, 0.1);
  border-left-color: var(--wechat-yellow);
  color: #b8860b;
}

.alert-wechat-danger {
  background-color: rgba(250, 81, 81, 0.1);
  border-left-color: var(--wechat-red);
  color: var(--wechat-red-dark);
}

.alert-wechat-info {
  background-color: rgba(87, 107, 149, 0.1);
  border-left-color: var(--wechat-blue);
  color: var(--wechat-blue-dark);
}

/* 微信风格加载动画 */
.loading-wechat {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--wechat-border-light);
  border-radius: 50%;
  border-top-color: var(--wechat-green);
  animation: wechat-spin 1s ease-in-out infinite;
}

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

/* 工具类 */
.text-wechat-primary { color: var(--wechat-text-primary); }
.text-wechat-secondary { color: var(--wechat-text-secondary); }
.text-wechat-tertiary { color: var(--wechat-text-tertiary); }
.text-wechat-green { color: var(--wechat-green); }
.text-wechat-blue { color: var(--wechat-blue); }
.text-wechat-red { color: var(--wechat-red); }

.bg-wechat-primary { background-color: var(--wechat-bg-primary); }
.bg-wechat-secondary { background-color: var(--wechat-bg-secondary); }
.bg-wechat-green { background-color: var(--wechat-green); }
.bg-wechat-blue { background-color: var(--wechat-blue); }

.border-wechat-light { border-color: var(--wechat-border-light); }
.border-wechat-medium { border-color: var(--wechat-border-medium); }
.border-wechat-green { border-color: var(--wechat-green); }

.shadow-wechat-light { box-shadow: var(--wechat-shadow-light); }
.shadow-wechat-medium { box-shadow: var(--wechat-shadow-medium); }
.shadow-wechat-heavy { box-shadow: var(--wechat-shadow-heavy); }

.rounded-wechat-small { border-radius: var(--wechat-radius-small); }
.rounded-wechat-medium { border-radius: var(--wechat-radius-medium); }
.rounded-wechat-large { border-radius: var(--wechat-radius-large); }

/* 间距工具类 */
.p-wechat-xs { padding: var(--wechat-spacing-xs); }
.p-wechat-sm { padding: var(--wechat-spacing-sm); }
.p-wechat-md { padding: var(--wechat-spacing-md); }
.p-wechat-lg { padding: var(--wechat-spacing-lg); }
.p-wechat-xl { padding: var(--wechat-spacing-xl); }

.m-wechat-xs { margin: var(--wechat-spacing-xs); }
.m-wechat-sm { margin: var(--wechat-spacing-sm); }
.m-wechat-md { margin: var(--wechat-spacing-md); }
.m-wechat-lg { margin: var(--wechat-spacing-lg); }
.m-wechat-xl { margin: var(--wechat-spacing-xl); }

/* 响应式工具类 */
@media (max-width: 768px) {
  .btn-wechat {
    width: 100%;
    margin-bottom: var(--wechat-spacing-sm);
  }
  
  .card-wechat {
    margin: var(--wechat-spacing-sm);
    padding: var(--wechat-spacing-sm);
  }
  
  .form-wechat {
    padding: var(--wechat-spacing-md);
  }
}

/* 微信风格导航 */
.nav-wechat {
  background-color: var(--wechat-bg-primary);
  border-bottom: 1px solid var(--wechat-border-light);
  box-shadow: var(--wechat-shadow-light);
}

.nav-wechat-item {
  color: var(--wechat-text-secondary);
  text-decoration: none;
  padding: var(--wechat-spacing-sm) var(--wechat-spacing-md);
  border-radius: var(--wechat-radius-small);
  transition: all 0.3s ease;
}

.nav-wechat-item:hover,
.nav-wechat-item.active {
  color: var(--wechat-green);
  background-color: rgba(7, 193, 96, 0.1);
}

/* 微信风格步骤条 */
.steps-wechat {
  display: flex;
  align-items: center;
  margin: var(--wechat-spacing-lg) 0;
}

.step-wechat {
  display: flex;
  align-items: center;
  flex: 1;
  position: relative;
}

.step-wechat-number {
  width: 32px;
  height: 32px;
  border-radius: var(--wechat-radius-round);
  background-color: var(--wechat-gray-3);
  color: var(--wechat-text-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 14px;
  margin-right: var(--wechat-spacing-sm);
}

.step-wechat.active .step-wechat-number {
  background-color: var(--wechat-green);
  color: white;
}

.step-wechat.completed .step-wechat-number {
  background-color: var(--wechat-green);
  color: white;
}

.step-wechat-title {
  font-size: 14px;
  color: var(--wechat-text-secondary);
  font-weight: 500;
}

.step-wechat.active .step-wechat-title {
  color: var(--wechat-green);
}

/* 微信风格复制功能 */
.copyable-wechat {
  position: relative;
  cursor: pointer;
  padding: var(--wechat-spacing-sm);
  border-radius: var(--wechat-radius-small);
  transition: all 0.3s ease;
}

.copyable-wechat:hover {
  background-color: var(--wechat-bg-tertiary);
}

.copyable-wechat::after {
  content: '📋';
  position: absolute;
  top: 50%;
  right: var(--wechat-spacing-sm);
  transform: translateY(-50%);
  opacity: 0;
  transition: opacity 0.3s ease;
  font-size: 14px;
}

.copyable-wechat:hover::after {
  opacity: 1;
}

/* 微信风格弹窗提示 */
.wechat-toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  pointer-events: none;
}

.wechat-toast {
  display: flex;
  align-items: center;
  padding: var(--wechat-spacing-md) var(--wechat-spacing-lg);
  margin-bottom: var(--wechat-spacing-sm);
  border-radius: var(--wechat-radius-medium);
  box-shadow: var(--wechat-shadow-heavy);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  min-width: 280px;
  max-width: 400px;
  transform: translateX(100%);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: auto;
  position: relative;
  overflow: hidden;
}

.wechat-toast.show {
  transform: translateX(0);
  opacity: 1;
}

.wechat-toast.hide {
  transform: translateX(100%);
  opacity: 0;
}

/* 弹窗类型样式 */
.wechat-toast-success {
  background: linear-gradient(135deg, rgba(7, 193, 96, 0.95) 0%, rgba(76, 217, 100, 0.95) 100%);
  color: white;
  border-left: 4px solid var(--wechat-green-light);
}

.wechat-toast-error {
  background: linear-gradient(135deg, rgba(250, 81, 81, 0.95) 0%, rgba(255, 107, 107, 0.95) 100%);
  color: white;
  border-left: 4px solid var(--wechat-red-light);
}

.wechat-toast-warning {
  background: linear-gradient(135deg, rgba(255, 195, 0, 0.95) 0%, rgba(255, 214, 51, 0.95) 100%);
  color: var(--wechat-gray-7);
  border-left: 4px solid var(--wechat-yellow);
}

.wechat-toast-info {
  background: linear-gradient(135deg, rgba(87, 107, 149, 0.95) 0%, rgba(108, 127, 184, 0.95) 100%);
  color: white;
  border-left: 4px solid var(--wechat-blue-light);
}

/* 弹窗图标 */
.wechat-toast-icon {
  width: 24px;
  height: 24px;
  margin-right: var(--wechat-spacing-sm);
  flex-shrink: 0;
}

/* 弹窗内容 */
.wechat-toast-content {
  flex: 1;
}

.wechat-toast-title {
  font-weight: 600;
  font-size: 16px;
  margin-bottom: 2px;
  line-height: 1.2;
}

.wechat-toast-message {
  font-size: 14px;
  opacity: 0.9;
  line-height: 1.4;
}

/* 关闭按钮 */
.wechat-toast-close {
  width: 20px;
  height: 20px;
  margin-left: var(--wechat-spacing-sm);
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.3s ease;
  flex-shrink: 0;
}

.wechat-toast-close:hover {
  opacity: 1;
}

/* 进度条 */
.wechat-toast-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 0 0 var(--wechat-radius-medium) var(--wechat-radius-medium);
  transform-origin: left;
  animation: wechat-toast-progress linear;
}

.wechat-toast-success .wechat-toast-progress {
  background: rgba(255, 255, 255, 0.4);
}

.wechat-toast-error .wechat-toast-progress {
  background: rgba(255, 255, 255, 0.4);
}

.wechat-toast-warning .wechat-toast-progress {
  background: rgba(0, 0, 0, 0.2);
}

.wechat-toast-info .wechat-toast-progress {
  background: rgba(255, 255, 255, 0.4);
}

@keyframes wechat-toast-progress {
  from {
    transform: scaleX(1);
  }
  to {
    transform: scaleX(0);
  }
}

/* 响应式设计 */
@media (max-width: 768px) {
  .wechat-toast-container {
    top: 10px;
    right: 10px;
    left: 10px;
  }
  
  .wechat-toast {
    min-width: auto;
    max-width: none;
  }
}

/* 弹窗入场动画 */
@keyframes wechat-toast-slide-in {
  from {
    transform: translateX(100%) scale(0.8);
    opacity: 0;
  }
  to {
    transform: translateX(0) scale(1);
    opacity: 1;
  }
}

/* 弹窗退场动画 */
@keyframes wechat-toast-slide-out {
  from {
    transform: translateX(0) scale(1);
    opacity: 1;
  }
  to {
    transform: translateX(100%) scale(0.8);
    opacity: 0;
  }
}