/* ==================== 1. 基础重置 & 全局样式 ==================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  /* 清除移动端点击高亮 */
  -webkit-tap-highlight-color: transparent;
  tap-highlight-color: transparent;
  /* 统一字体渲染 */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html {
  /* 核心：750设计稿适配 - 1rem = 100px（设计稿数值/100 = rem值） */
  font-size: calc(100vw / 7.5);
  min-width: 375px;
  /* 限制最大宽度（大屏手机/平板下不拉伸） */
  max-width: 750px;
  /* 大屏时居中显示 */
  margin: 0 auto;
  /* 新增：防止小屏横向滚动（核心修改2） */
  overflow-x: hidden;
  /* 禁止横屏字体放大 */
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  height: 100%;
}

body {
  /* 继承html的font-size，基础字体16px（设计稿16px = 0.16rem） */
  font-size: 0.24rem;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC",
    "Helvetica Neue", Arial, sans-serif;
  color: #333;
  min-width: 375px;
  height: 100%;
  background-color: #f5f5f5;
  /* 禁止页面滚动回弹（可选，根据需求调整） */
  overflow-scrolling: touch;
  -webkit-overflow-scrolling: touch;
}

/* 清除列表样式 */
ul,
ol {
  list-style: none;
}

/* 清除链接样式 */
a {
  text-decoration: none;
  color: inherit;
}

/* 图片自适应 */
img {
  max-width: 100%;
  height: auto;
  /* 解决图片底部留白 */
  vertical-align: middle;
  border: 0;
}

/* 表单元素重置 */
input,
button,
textarea,
select {
  font: inherit;
  border: none;
  outline: none;
  background: transparent;
  /* 清除移动端默认样式 */
  -webkit-appearance: none;
  appearance: none;
}

/* ==================== 2. 移动端行为屏蔽（核心需求） ==================== */
/* 禁止页面缩放（配合meta标签） */
html,
body {
  touch-action: manipulation; /* 禁用双击缩放，保留滚动/点击 */
}

/* 禁止长按选中文本/复制 */
body {
  -webkit-user-select: none;
  user-select: none;
}

/* 禁止长按保存图片/链接弹窗 */
img,
a {
  -webkit-touch-callout: none;
  touch-callout: none;
}

/* 禁止拖拽图片 */
img {
  pointer-events: none; /* 如需点击图片可去掉，或单独给可点击图片加 pointer-events: auto */
}

/* ==================== 3. 响应式兼容（适配非750屏幕） ==================== */

/* 小屏适配（低于375px） */
@media screen and (max-width: 375px) {
  html {
    font-size: 50px; /* 375/7.5 = 50px，适配小屏但不强制固定 */
  }
}

/* 大屏适配（超过750px，比如平板） */
@media screen and (min-width: 750px) {
  html {
    /* 固定750px宽度下的rem基准值（100px） */
    font-size: 100px;
  }
}

/* ==================== Flex布局工具类（参考Tailwind命名） ==================== */
/* 1. 基础Flex容器 */
.flex {
  display: flex;
}
.inline-flex {
  display: inline-flex;
}

/* 2. 方向控制 */
.flex-row {
  flex-direction: row;
}
.flex-row-reverse {
  flex-direction: row-reverse;
}
.flex-col {
  flex-direction: column;
}
.flex-col-reverse {
  flex-direction: column-reverse;
}

/* 3. 换行控制 */
.flex-wrap {
  flex-wrap: wrap;
}
.flex-wrap-reverse {
  flex-wrap: wrap-reverse;
}
.flex-nowrap {
  flex-wrap: nowrap;
}

/* 4. 主轴对齐（justify-content）- Tailwind默认命名 */
.justify-start {
  justify-content: flex-start;
}
.justify-center {
  justify-content: center;
}
.justify-end {
  justify-content: flex-end;
}
.justify-between {
  justify-content: space-between;
}
.justify-around {
  justify-content: space-around;
}
.justify-evenly {
  justify-content: space-evenly;
}

/* 5. 交叉轴对齐（align-items）- Tailwind默认命名 */
.items-start {
  align-items: flex-start;
}
.items-center {
  align-items: center;
}
.items-end {
  align-items: flex-end;
}
.items-baseline {
  align-items: baseline;
}
.items-stretch {
  align-items: stretch;
}

/* 6. 多行内容对齐（align-content） */
.content-start {
  align-content: flex-start;
}
.content-center {
  align-content: center;
}
.content-end {
  align-content: flex-end;
}
.content-between {
  align-content: space-between;
}
.content-around {
  align-content: space-around;
}
.content-stretch {
  align-content: stretch;
}

/* 7. 子项自对齐（align-self） */
.self-auto {
  align-self: auto;
}
.self-start {
  align-self: flex-start;
}
.self-center {
  align-self: center;
}
.self-end {
  align-self: flex-end;
}
.self-baseline {
  align-self: baseline;
}
.self-stretch {
  align-self: stretch;
}

/* 8. Flex伸缩性（grow/shrink/basis） */
.flex-1 {
  flex: 1 1 0%;
} /* 占满剩余空间 */
.flex-auto {
  flex: 1 1 auto;
} /* 自动伸缩（基于内容） */
.flex-initial {
  flex: 0 1 auto;
} /* 默认伸缩（不放大，可缩小） */
.flex-none {
  flex: 0 0 auto;
} /* 不伸缩 */
.flex-grow-0 {
  flex-grow: 0;
}
.flex-grow-1 {
  flex-grow: 1;
}
.flex-shrink-0 {
  flex-shrink: 0;
}
.flex-shrink-1 {
  flex-shrink: 1;
}

/* ==================== 原有其他工具类（保留，仅替换Flex部分） ==================== */
/* 清除浮动 */
.clearfix::after {
  content: "";
  display: table;
  clear: both;
}

/* 文本类（默认24px=0.24rem） */
.text-left {
  text-align: left;
}
.text-center {
  text-align: center;
}
.text-right {
  text-align: right;
}
.text-ellipsis {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.text-ellipsis-2 {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.text-bold {
  font-weight: 600;
}
.text-normal {
  font-weight: 400;
}

.text-white {
  color: #fff;
}
.text-gray {
  color: #999;
}
.text-black {
  color: #333;
}

.bg-white {
  background-color: #fff;
}
.bg-gray {
  background-color: #f5f5f5;
}
.bg-black {
  background-color: #333;
}

/* 显示/隐藏 */
.hidden {
  display: none;
}
.show {
  display: block;
}
.visible {
  visibility: visible;
}
.invisible {
  visibility: hidden;
}
.overflow-hidden {
  overflow: hidden;
}
.overflow-auto {
  overflow: auto;
}

/* 圆角/边框/阴影 */

.radius-circle {
  border-radius: 50%;
}
.border {
  border: 1px solid #eee;
}
.border-top {
  border-top: 1px solid #eee;
}
.border-bottom {
  border-bottom: 1px solid #eee;
}
.shadow-light {
  box-shadow: 0 0.04rem 0.12rem rgba(0, 0, 0, 0.05);
}

/* 定位类 */
.relative {
  position: relative;
}
.absolute {
  position: absolute;
}
.fixed {
  position: fixed;
}
.sticky {
  position: sticky;
}
.top-0 {
  top: 0;
}
.bottom-0 {
  bottom: 0;
}
.left-0 {
  left: 0;
}
.right-0 {
  right: 0;
}
.absolute-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

/* 宽高类 */
.w-full {
  width: 100%;
}
.h-full {
  height: 100%;
}
.w-half {
  width: 50%;
}
.h-half {
  height: 50%;
}
.w-auto {
  width: auto;
}
.h-auto {
  height: auto;
}

/* 间距类app 标识（默认24px=0.24rem） */
/* 默认值类（无数值后缀 = 30px） */
.app-m {
  margin: 0.3rem;
}
.app-mt {
  margin-top: 0.3rem;
}
.app-mb {
  margin-bottom: 0.3rem;
}
.app-ml {
  margin-left: 0.3rem;
}
.app-mr {
  margin-right: 0.3rem;
}
.app-mx {
  margin-left: 0.3rem;
  margin-right: 0.3rem;
}
.app-my {
  margin-top: 0.3rem;
  margin-bottom: 0.3rem;
}

/* 带数值后缀的类（0-50） */
.app-m-0 {
  margin: 0rem;
}
.app-m-5 {
  margin: 0.05rem;
}
.app-m-10 {
  margin: 0.1rem;
}
.app-m-15 {
  margin: 0.15rem;
}
.app-m-20 {
  margin: 0.2rem;
}
.app-m-22 {
  margin: 0.22rem;
}
.app-m-24 {
  margin: 0.24rem;
}
.app-m-30 {
  margin: 0.3rem;
}
.app-m-42 {
  margin: 0.42rem;
}
.app-m-50 {
  margin: 0.5rem;
}
.app-m-70 {
  margin: 0.7rem;
}

.app-mt-0 {
  margin-top: 0rem;
}
.app-mt-5 {
  margin-top: 0.05rem;
}
.app-mt-10 {
  margin-top: 0.1rem;
}
.app-mt-15 {
  margin-top: 0.15rem;
}
.app-mt-20 {
  margin-top: 0.2rem;
}
.app-mt-22 {
  margin-top: 0.22rem;
}
.app-mt-24 {
  margin-top: 0.24rem;
}
.app-mt-30 {
  margin-top: 0.3rem;
}
.app-mt-42 {
  margin-top: 0.42rem;
}
.app-mt-50 {
  margin-top: 0.5rem;
}
.app-mt-70 {
  margin-top: 0.7rem;
}

.app-mb-0 {
  margin-bottom: 0rem;
}
.app-mb-5 {
  margin-bottom: 0.05rem;
}
.app-mb-10 {
  margin-bottom: 0.1rem;
}
.app-mb-15 {
  margin-bottom: 0.15rem;
}
.app-mb-20 {
  margin-bottom: 0.2rem;
}
.app-mb-22 {
  margin-bottom: 0.22rem;
}
.app-mb-24 {
  margin-bottom: 0.24rem;
}
.app-mb-30 {
  margin-bottom: 0.3rem;
}
.app-mb-42 {
  margin-bottom: 0.42rem;
}
.app-mb-50 {
  margin-bottom: 0.5rem;
}
.app-mb-70 {
  margin-bottom: 0.7rem;
}

.app-ml-0 {
  margin-left: 0rem;
}
.app-ml-5 {
  margin-left: 0.05rem;
}
.app-ml-10 {
  margin-left: 0.1rem;
}
.app-ml-15 {
  margin-left: 0.15rem;
}
.app-ml-20 {
  margin-left: 0.2rem;
}
.app-ml-22 {
  margin-left: 0.22rem;
}
.app-ml-24 {
  margin-left: 0.24rem;
}
.app-ml-30 {
  margin-left: 0.3rem;
}
.app-ml-42 {
  margin-left: 0.42rem;
}
.app-ml-50 {
  margin-left: 0.5rem;
}
.app-ml-70 {
  margin-left: 0.7rem;
}

.app-mr-0 {
  margin-right: 0rem;
}
.app-mr-5 {
  margin-right: 0.05rem;
}
.app-mr-10 {
  margin-right: 0.1rem;
}
.app-mr-15 {
  margin-right: 0.15rem;
}
.app-mr-20 {
  margin-right: 0.2rem;
}
.app-mr-22 {
  margin-right: 0.22rem;
}
.app-mr-24 {
  margin-right: 0.24rem;
}
.app-mr-30 {
  margin-right: 0.3rem;
}
.app-mr-42 {
  margin-right: 0.42rem;
}
.app-mr-50 {
  margin-right: 0.5rem;
}
.app-mr-70 {
  margin-right: 0.7rem;
}

.app-mx-0 {
  margin-left: 0rem;
  margin-right: 0rem;
}
.app-mx-5 {
  margin-left: 0.05rem;
  margin-right: 0.05rem;
}
.app-mx-10 {
  margin-left: 0.1rem;
  margin-right: 0.1rem;
}
.app-mx-15 {
  margin-left: 0.15rem;
  margin-right: 0.15rem;
}
.app-mx-20 {
  margin-left: 0.2rem;
  margin-right: 0.2rem;
}
.app-mx-22 {
  margin-left: 0.22rem;
  margin-right: 0.22rem;
}
.app-mx-24 {
  margin-left: 0.24rem;
  margin-right: 0.24rem;
}
.app-mx-30 {
  margin-left: 0.3rem;
  margin-right: 0.3rem;
}
.app-mx-42 {
  margin-left: 0.42rem;
  margin-right: 0.42rem;
}
.app-mx-50 {
  margin-left: 0.5rem;
  margin-right: 0.5rem;
}
.app-mx-70 {
  margin-left: 0.7rem;
  margin-right: 0.7rem;
}

.app-my-0 {
  margin-top: 0rem;
  margin-bottom: 0rem;
}
.app-my-5 {
  margin-top: 0.05rem;
  margin-bottom: 0.05rem;
}
.app-my-10 {
  margin-top: 0.1rem;
  margin-bottom: 0.1rem;
}
.app-my-15 {
  margin-top: 0.15rem;
  margin-bottom: 0.15rem;
}
.app-my-20 {
  margin-top: 0.2rem;
  margin-bottom: 0.2rem;
}
.app-my-22 {
  margin-top: 0.22rem;
  margin-bottom: 0.22rem;
}
.app-my-24 {
  margin-top: 0.24rem;
  margin-bottom: 0.24rem;
}
.app-my-30 {
  margin-top: 0.3rem;
  margin-bottom: 0.3rem;
}
.app-my-42 {
  margin-top: 0.42rem;
  margin-bottom: 0.42rem;
}
.app-my-50 {
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
}
.app-my-70 {
  margin-top: 0.7rem;
  margin-bottom: 0.7rem;
}

/* 默认值类（无数值后缀 = 30px） */
.app-p {
  padding: 0.3rem;
}
.app-pt {
  padding-top: 0.3rem;
}
.app-pb {
  padding-bottom: 0.3rem;
}
.app-pl {
  padding-left: 0.3rem;
}
.app-pr {
  padding-right: 0.3rem;
}
.app-px {
  padding-left: 0.3rem;
  padding-right: 0.3rem;
}
.app-py {
  padding-top: 0.3rem;
  padding-bottom: 0.3rem;
}

/* 带数值后缀的类（0-50） */
.app-p-0 {
  padding: 0rem;
}
.app-p-5 {
  padding: 0.05rem;
}
.app-p-10 {
  padding: 0.1rem;
}
.app-p-15 {
  padding: 0.15rem;
}
.app-p-20 {
  padding: 0.2rem;
}
.app-p-22 {
  padding: 0.22rem;
}
.app-p-24 {
  padding: 0.24rem;
}
.app-p-30 {
  padding: 0.3rem;
}
.app-p-42 {
  padding: 0.42rem;
}
.app-p-50 {
  padding: 0.5rem;
}
.app-p-70 {
  padding: 0.7rem;
}

.app-pt-0 {
  padding-top: 0rem;
}
.app-pt-5 {
  padding-top: 0.05rem;
}
.app-pt-10 {
  padding-top: 0.1rem;
}
.app-pt-15 {
  padding-top: 0.15rem;
}
.app-pt-20 {
  padding-top: 0.2rem;
}
.app-pt-22 {
  padding-top: 0.22rem;
}
.app-pt-24 {
  padding-top: 0.24rem;
}
.app-pt-30 {
  padding-top: 0.3rem;
}
.app-pt-42 {
  padding-top: 0.42rem;
}
.app-pt-50 {
  padding-top: 0.5rem;
}
.app-pt-70 {
  padding-top: 0.7rem;
}

.app-pb-0 {
  padding-bottom: 0rem;
}
.app-pb-5 {
  padding-bottom: 0.05rem;
}
.app-pb-10 {
  padding-bottom: 0.1rem;
}
.app-pb-15 {
  padding-bottom: 0.15rem;
}
.app-pb-20 {
  padding-bottom: 0.2rem;
}
.app-pb-22 {
  padding-bottom: 0.22rem;
}
.app-pb-24 {
  padding-bottom: 0.24rem;
}
.app-pb-30 {
  padding-bottom: 0.3rem;
}
.app-pb-42 {
  padding-bottom: 0.42rem;
}
.app-pb-50 {
  padding-bottom: 0.5rem;
}
.app-pb-70 {
  padding-bottom: 0.7rem;
}

.app-pl-0 {
  padding-left: 0rem;
}
.app-pl-5 {
  padding-left: 0.05rem;
}
.app-pl-10 {
  padding-left: 0.1rem;
}
.app-pl-15 {
  padding-left: 0.15rem;
}
.app-pl-20 {
  padding-left: 0.2rem;
}
.app-pl-22 {
  padding-left: 0.22rem;
}
.app-pl-24 {
  padding-left: 0.24rem;
}
.app-pl-30 {
  padding-left: 0.3rem;
}
.app-pl-42 {
  padding-left: 0.42rem;
}
.app-pl-50 {
  padding-left: 0.5rem;
}
.app-pl-70 {
  padding-left: 0.7rem;
}

.app-pr-0 {
  padding-right: 0rem;
}
.app-pr-5 {
  padding-right: 0.05rem;
}
.app-pr-10 {
  padding-right: 0.1rem;
}
.app-pr-15 {
  padding-right: 0.15rem;
}
.app-pr-20 {
  padding-right: 0.2rem;
}
.app-pr-22 {
  padding-right: 0.22rem;
}
.app-pr-24 {
  padding-right: 0.24rem;
}
.app-pr-30 {
  padding-right: 0.3rem;
}
.app-pr-42 {
  padding-right: 0.42rem;
}
.app-pr-50 {
  padding-right: 0.5rem;
}
.app-pr-70 {
  padding-right: 0.7rem;
}

.app-px-0 {
  padding-left: 0rem;
  padding-right: 0rem;
}
.app-px-5 {
  padding-left: 0.05rem;
  padding-right: 0.05rem;
}
.app-px-10 {
  padding-left: 0.1rem;
  padding-right: 0.1rem;
}
.app-px-15 {
  padding-left: 0.15rem;
  padding-right: 0.15rem;
}
.app-px-20 {
  padding-left: 0.2rem;
  padding-right: 0.2rem;
}
.app-px-22 {
  padding-left: 0.22rem;
  padding-right: 0.22rem;
}
.app-px-24 {
  padding-left: 0.24rem;
  padding-right: 0.24rem;
}
.app-px-30 {
  padding-left: 0.3rem;
  padding-right: 0.3rem;
}
.app-px-42 {
  padding-left: 0.42rem;
  padding-right: 0.42rem;
}
.app-px-50 {
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}
.app-px-70 {
  padding-left: 0.7rem;
  padding-right: 0.7rem;
}

.app-py-0 {
  padding-top: 0rem;
  padding-bottom: 0rem;
}
.app-py-5 {
  padding-top: 0.05rem;
  padding-bottom: 0.05rem;
}
.app-py-10 {
  padding-top: 0.1rem;
  padding-bottom: 0.1rem;
}
.app-py-15 {
  padding-top: 0.15rem;
  padding-bottom: 0.15rem;
}
.app-py-20 {
  padding-top: 0.2rem;
  padding-bottom: 0.2rem;
}
.app-py-22 {
  padding-top: 0.22rem;
  padding-bottom: 0.22rem;
}
.app-py-24 {
  padding-top: 0.24rem;
  padding-bottom: 0.24rem;
}
.app-py-30 {
  padding-top: 0.3rem;
  padding-bottom: 0.3rem;
}
.app-py-42 {
  padding-top: 0.42rem;
  padding-bottom: 0.42rem;
}
.app-py-50 {
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}
.app-py-70 {
  padding-top: 0.7rem;
  padding-bottom: 0.7rem;
}

/* 其他常用 */
.cursor-pointer {
  cursor: pointer;
}
.user-select {
  -webkit-user-select: auto !important;
  user-select: auto !important;
}
.active:active {
  opacity: 0.8;
  transition: opacity 0.2s;
}
.hide-scrollbar::-webkit-scrollbar {
  display: none;
}
.hide-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}