/* 极简居中卡片设计 - 世界级UI */

/* 遮罩 */
.mask {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(6rpx);
  }
  
  /* 卡片 */
  .card {
    width: 640rpx;
    background: #ffffff;
    border-radius: 32rpx;
    padding: 60rpx 48rpx 48rpx;
    box-shadow: 0 20rpx 60rpx rgba(0,0,0,0.08);
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: fadeIn 0.3s ease;
  }
  
  @keyframes fadeIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
  }
  
  /* 图标区域 */
  .icon-box {
    width: 96rpx;
    height: 96rpx;
    border-radius: 50%;
    background: #f0f4ff;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24rpx;
  }
  
  .icon {
    width: 52rpx;
    height: 52rpx;
  }
  
  /* 标题 */
  .title {
    font-size: 40rpx;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 8rpx;
  }
  
  .subtitle {
    font-size: 26rpx;
    color: #999;
    margin-bottom: 40rpx;
  }
  
  /* 步骤 */
  .step {
    display: flex;
    align-items: center;
    width: 100%;
    margin-bottom: 16rpx;
  }
  
  .step-number {
    width: 40rpx;
    height: 40rpx;
    border-radius: 50%;
    background: #f0f4ff;
    color: #4a6cf7;
    font-size: 24rpx;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 16rpx;
    flex-shrink: 0;
  }
  
  .step-text {
    font-size: 28rpx;
    color: #444;
  }
  
  /* 头像按钮 */
  .avatar-btn {
    display: flex;
    align-items: center;
    width: 100%;
    height: 100rpx;
    background: #f8f9ff;
    border: 2rpx solid #eef0f6;
    border-radius: 20rpx;
    padding: 0 24rpx;
    margin-bottom: 32rpx;
    box-sizing: border-box;
    text-align: left;
  }
  
  .avatar-img {
    width: 68rpx;
    height: 68rpx;
    border-radius: 50%;
    background: #eee;
    flex-shrink: 0;
  }
  
  .avatar-tip {
    margin-left: 20rpx;
    font-size: 26rpx;
    color: #666;
  }
  
  /* 手机号按钮 */
  .phone-btn {
    display: flex;
    align-items: center;
    width: 100%;
    height: 96rpx;
    background: #4a6cf7;
    border-radius: 48rpx;
    justify-content: center;
    margin-bottom: 40rpx;
    padding: 0;
    border: none;
    color: #fff;
    font-size: 30rpx;
    font-weight: 500;
  }
  
  .phone-icon {
    margin-right: 12rpx;
    font-size: 32rpx;
  }
  
  /* 提交按钮 */
  .submit-btn {
    width: 100%;
    height: 96rpx;
    background: #1a1a1a;
    border-radius: 48rpx;
    color: #fff;
    font-size: 32rpx;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    margin-bottom: 24rpx;
  }
  
  .submit-btn[disabled] {
    background: #ccc;
    color: #fff;
  }
  
  /* 退出 */
  .exit {
    font-size: 26rpx;
    color: #aaa;
    padding: 8rpx 0;
  }