/* 基础重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* 背景容器样式 */
.background-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;

  /* 默认PC端背景 */
  background-image: url("./img/pc-bg.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* 内容区域样式 */
.content {
  padding: 2rem;
  padding-bottom: 10%;
  color: white;
  text-align: center;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;

  h1 {
    font-size: 96px;
    span {
      color: #fae5a2;
    }
  }
  p {
    font-size: 44px;
    margin-top: 10px;
  }
}
footer {
  background: #434343;
  position: fixed;
  bottom: 0;
  width: 100%;
  p {
    color: #fff;
    font-size: 14px;
    padding: 10px;
    text-align: center;
    a {
      color: #fff;
      text-decoration: underline;
      margin-left: 8px;
    }
  }
}

/* 移动端样式 - 最大宽度768px */
@media (max-width: 768px) {
  .background-container {
    /* 切换为移动端背景 */
    background-image: url("./img/mobile-bg.png");
  }

  .content {
    padding: 1rem;
    padding-bottom: 30%;
    h1 {
      font-size: 34px;
    }
    p {
      font-size: 16px;
    }
  }
}