* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
section{
  width: 100%;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    background: #ebf2ff;
}

@font-face {
    font-family: 'OPPOSans-B';
    src: url(../fonts/OPPOSans-B.ttf);
}

.container {
    /* max-width: 1200px; */
    margin: 0 auto;
    padding: 0 1.25rem;
    text-align: center;
}
.content{
     width: 100%; 
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    cursor: pointer;
    color: inherit;
    text-decoration: none;
}
.footer {
    background: #2c3e50;
    padding: 40px 0;
    text-align: center;
    color: #fff;
}

.footer p {
    font-size: 14px;
    opacity: 0.8;
}

/* 播放按钮基础样式 */
.play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 6.25rem;
  height: 6.25rem;
  background-color: rgba(0,0,0,0.2);
  border: .125rem solid #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 2;
  transition: all 0.3s ease; /* 统一过渡效果 */
}

/* 播放图标（默认状态） */
.play-btn.paused::after {
  content: '';
  display: block;
  width: 3.125rem;
  height: 3.125rem;
  background: url(../images/play.png) no-repeat;
  background-size: 100% 100%;
}

/* 暂停图标（播放状态） */
.play-btn.playing::after {
  content: '';
  display: block;
  width: 3.125rem;
  height: 3.125rem;
  background: url(../images/pause.png) no-repeat;
  background-size: 100% 100%;
}

/* 播放状态下的按钮默认隐藏（通过透明度控制，避免布局抖动） */
.play-btn.playing {
  opacity: 0;
  pointer-events: none; /* 隐藏时不响应点击 */
}

/* 鼠标移入视频时，播放状态的按钮显示 */
#cardVideo:hover + .play-btn.playing,
.play-btn.playing:hover {
  opacity: 1;
  pointer-events: auto;
}

/* 暂停状态的按钮始终显示 */
.play-btn.paused {
  opacity: 1;
  pointer-events: auto;
}

.store-display{
    width: 100%;
    /* height: 46.25rem; */
    padding: 4.0625rem 0;
    /* margin: 7.5rem 0; */
}
.store-display-img{
    margin: 0 auto;
    max-width: 75rem;
   
}

/* Footer */
.footer {
    background: #2c3e50;
    padding: 2.5rem 0;
    text-align: center;
    color: #fff;
}

.footer p {
    font-size: .875rem;
    opacity: 0.8;
}


/* 轮播图 */
.wrap {
    display: flex;
    align-items: center;
      max-width: 75rem;
      margin: 0 auto; /* 居中显示 */
      height: 38.625rem; /* 固定高度 */

      width: 75rem;
      margin-top: 3.125rem;
    }

    /* 左侧轮播图样式 */
    .carousel-wrap {
      position: relative;
      border-radius: .5rem;
      overflow: hidden;
      /* box-shadow: 0 2px 8px rgba(0,0,0,0.1); */
      width: 36.875rem;
      height: 100%;
    }

    .carousel {
      width: 100%;
      height: 100%;
      border-radius: 2.25rem;
      overflow: hidden;
      position: relative;
    }

    .carousel-item {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      opacity: 0;
      transition: opacity 0.5s ease;
    }

    .carousel-item.active {
      opacity: 1;
      z-index: 1;
    }

    .carousel-item img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .carousel-title {
      position: absolute;
      top: 1.25rem;
      left: 1.25rem;
      color: #fff;
      font-size: 3.4375rem;
      font-weight: bold;
      z-index: 2;
    }

    /* 轮播指示器 */
    .carousel-indicators {
      position: absolute;
      bottom: 1.25rem;
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      gap: .5rem;
      z-index: 2;
    }

    .indicator {
      width: .75rem;
      height: .75rem;
      border-radius: 50%;
      background-color: rgba(255,255,255,0.5);
      cursor: pointer;
      transition: background-color 0.3s ease;
    }

    .indicator.active {
      background-color: #fff;
    }

    /* 轮播控制按钮 */
    .carousel-control {
      position: absolute;
      top: 50%;
      transform: translateY(-50%);
      width: 2.5rem;
      height: 2.5rem;
      background-color: rgba(0,0,0,0.3);
      color: white;
      border: none;
      border-radius: 50%;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 2;
      transition: background-color 0.3s ease;
      display: none;

    }

    .carousel-control:hover {
      background-color: rgba(0,0,0,0.5);
    }

    .prev {
      left: .625rem;
    }

    .next {
      right: .625rem;
    }

    /* 右侧内容样式 */
    .right-content {
        display: flex;
      flex-direction: column;
      justify-content: space-between;
      /* 
      gap: 1.25rem; */
      flex: 1;
      height: 100%;
      margin-left: 1.25rem;
    }

    .content-card {
      border-radius: .5rem;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0,0,0,0.1);
      position: relative; 
      height: 18.75rem;
      border-radius: 2.25rem;
    }

    .content-card img,
    .content-card video {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .content-title {
      position: absolute;
      top: 1.25rem;
      left: 1.25rem;
      color: #fff;
      font-size: 2.1875rem;
      font-weight: bold;
      z-index: 2;
    }

/* 定义动画关键帧 */
@keyframes floatDevice {
    0% {
        transform: translateY(0);  
    }
    50% {
        transform: translateY(-0.625rem);  
    }
    100% {
        transform: translateY(0);
    }
}