.catalog-card {
  position: relative;
  margin: 24px 16px 8px;
  padding: 24px 20px;
  background: linear-gradient(135deg, #1e3a5f 0%, #2563eb 50%, #3b82f6 100%);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(37, 99, 235, 0.3);

  &:active {
    opacity: 0.92;
  }

  /* ═══ 装饰圆 ═══ */
  &__deco {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;

    &--1 {
      width: 160px;
      height: 160px;
      top: -40px;
      right: -30px;
      background: rgba(255, 255, 255, 0.06);
    }

    &--2 {
      width: 100px;
      height: 100px;
      bottom: -20px;
      left: 20%;
      background: rgba(255, 255, 255, 0.04);
    }
  }

  /* ═══ 内容区 ═══ */
  &__content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    padding: 16px;
    z-index: 1;
  }

  &__left {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding-right: 16px;
  }

  &__cta {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 12px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 100px;
    padding: 8px 16px;
    align-self: flex-start;
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.2);
  }

  /* ═══ 右侧书本图形 ═══ */
  &__right {
    flex-shrink: 0;
  }

  &__book {
    width: 142px;
    height: 180px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 4px 10px 10px 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.2);
  }

  &__book-spine {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 6px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px 0 0 4px;
  }

  &__book-pages {
    display: flex;
    gap: 3px;
    align-items: flex-end;
  }

  &__book-page {
    width: 4px;
    background: rgba(255, 255, 255, 0.25);
    border-radius: 2px;

    &:nth-child(1) { height: 28px; }
    &:nth-child(2) { height: 40px; }
    &:nth-child(3) { height: 32px; }
  }
}

.catalog-swiper {
  margin: 24px 16px 8px;

  &__header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    padding: 0 4px 12px;
    gap: 12px;
  }

  &__title-wrap {
    display: flex;
    flex-direction: column;
    gap: 4px;
  }

  &__eyebrow {
    font-size: 20px;
    line-height: 1;
    letter-spacing: 3px;
    color: #94a3b8;
  }

  &__title {
    font-size: 36px;
    line-height: 1.2;
    font-weight: 700;
    color: #0f172a;
  }

  &__cta {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 10px 14px;
    border-radius: 999px;
    background: linear-gradient(135deg, #1e3a5f 0%, #2563eb 100%);
    flex-shrink: 0;
  }

  &__cta-text {
    font-size: 24px;
    line-height: 1;
    color: #ffffff;
    font-weight: 600;
  }

  &__body {
    border-radius: 20px;
    overflow: hidden;
    background: linear-gradient(135deg, #1e293b 0%, #2563eb 100%);
    box-shadow: 0 12px 32px rgba(37, 99, 235, 0.18);
  }

  &__slide {
    width: 100%;
    //height: 220px;
    overflow: hidden;
  }

  &__image {
    width: 100%;
    //height: 220px;
    display: block;
  }

  &__placeholder {
    //height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
  }

  &__placeholder-text {
    font-size: 28px;
    color: rgba(255, 255, 255, 0.88);
  }

  .nut-swiper {
    //height: 220px !important;
  }

  .nut-swiper-item {
    //height: 220px !important;
  }

  .nut-swiper-item__inner {
    height: 100%;
  }
}