.join-room {
  padding: 20px;
  background-color: #fff;
  min-height: 100vh;
  display: flex;
  flex-direction: column;

  &__header {
    margin-bottom: 30px;
    text-align: center;
  }

  &__title {
    font-size: 24px;
    font-weight: 500;
    color: #333;
    display: block;
    margin-bottom: 8px;
  }

  &__subtitle {
    font-size: 16px;
    color: #666;
    display: block;
  }

  &__input-section {
    margin-bottom: 20px;
  }

  &__actions {
    margin-bottom: 30px;
  }

  &__join-btn {
    margin-bottom: 12px;
  }

  &__recent {
    margin-bottom: 30px;
  }

  &__recent-title {
    font-size: 16px;
    font-weight: 500;
    color: #333;
    margin-bottom: 15px;
    display: block;
  }

  &__empty-tip {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px 0;
  }

  &__empty-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 10px;
  }

  &__empty-text {
    font-size: 14px;
    color: #999;
  }

  &__help {
    background-color: #f8f8f8;
    padding: 15px;
    border-radius: 8px;
  }

  &__help-title {
    font-size: 14px;
    color: #333;
    font-weight: 500;
    margin-bottom: 10px;
    display: block;
  }

  &__help-item {
    display: flex;
    margin-bottom: 8px;
    align-items: flex-start;
    
    &:last-child {
      margin-bottom: 0;
    }
  }

  &__help-dot {
    color: #4285f4;
    margin-right: 5px;
    font-size: 16px;
    line-height: 1.2;
  }

  &__help-text {
    font-size: 14px;
    color: #666;
    line-height: 1.5;
    flex: 1;
  }
} 