/* 小程序屏幕适配通用样式 - 解决滚动条问题 */
/* 基于最新的微信小程序最佳实践 */

/* 全局页面样式 - 禁用滚动 */
page {
  height: 100%;
  overflow: hidden;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* 通用页面容器 - 全屏高度适配 */
.page-container {
  height: 100vh;
  min-height: 100vh;
  max-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-sizing: border-box;
  position: relative;
}

/* 适配安全区域 */
.safe-area-container {
  height: 100vh;
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* 内容区域 - 可滚动 */
.scrollable-content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  box-sizing: border-box;
}

/* 固定头部 */
.fixed-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  flex-shrink: 0;
}

/* 固定底部 */
.fixed-footer {
  position: sticky;
  bottom: 0;
  z-index: 1000;
  flex-shrink: 0;
}

/* 适配不同屏幕尺寸的媒体查询 */
/* iPhone SE (375x667) */
@media screen and (max-width: 375px) {
  .page-container {
    font-size: 28rpx;
  }
}

/* iPhone 12/13/14 (390x844) */
@media screen and (max-width: 390px) and (min-height: 844px) {
  .page-container {
    height: 100vh;
  }
}

/* iPhone 12/13/14 Pro Max (428x926) */
@media screen and (max-width: 428px) and (min-height: 926px) {
  .page-container {
    height: 100vh;
  }
}

/* iPad适配 */
@media screen and (min-width: 768px) {
  .page-container {
    max-width: 750rpx;
    margin: 0 auto;
  }
}

/* 禁用选择和长按 */
.no-select {
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}

/* 防止点击穿透 */
.prevent-touch {
  pointer-events: none;
}

.allow-touch {
  pointer-events: auto;
}

/* 通用动画 */
.fade-in {
  animation: fadeIn 0.3s ease-in-out;
}

.slide-up {
  animation: slideUp 0.3s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    transform: translateY(20rpx);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* 响应式字体大小 */
.responsive-text {
  font-size: clamp(24rpx, 2.5vw, 32rpx);
}

.responsive-title {
  font-size: clamp(32rpx, 4vw, 48rpx);
}

.responsive-subtitle {
  font-size: clamp(26rpx, 3vw, 36rpx);
}

/* 通用间距 */
.spacing-xs { margin: 8rpx; }
.spacing-sm { margin: 16rpx; }
.spacing-md { margin: 24rpx; }
.spacing-lg { margin: 32rpx; }
.spacing-xl { margin: 48rpx; }

.padding-xs { padding: 8rpx; }
.padding-sm { padding: 16rpx; }
.padding-md { padding: 24rpx; }
.padding-lg { padding: 32rpx; }
.padding-xl { padding: 48rpx; }

/* Flexbox布局助手 */
.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-column {
  display: flex;
  flex-direction: column;
}

.flex-row {
  display: flex;
  flex-direction: row;
}

.flex-1 {
  flex: 1;
}

.flex-shrink-0 {
  flex-shrink: 0;
}

/* 通用圆角 */
.rounded-sm { border-radius: 8rpx; }
.rounded-md { border-radius: 16rpx; }
.rounded-lg { border-radius: 24rpx; }
.rounded-xl { border-radius: 32rpx; }
.rounded-full { border-radius: 50%; }

/* 通用阴影 */
.shadow-sm {
  box-shadow: 0 2rpx 8rpx rgba(0, 0, 0, 0.1);
}

.shadow-md {
  box-shadow: 0 8rpx 24rpx rgba(0, 0, 0, 0.15);
}

.shadow-lg {
  box-shadow: 0 16rpx 48rpx rgba(0, 0, 0, 0.2);
}

/* 调试模式 - 开发时使用 */
.debug-border {
  border: 2rpx solid red !important;
}

.debug-bg {
  background: rgba(255, 0, 0, 0.1) !important;
}