.parent-tabs-heading {
  list-style: none;
}

.parent-tabs-nav {
  padding-top: 21px;
  display: flex;
  align-items: center;
  gap: 8px;
  position: relative;
  top: 1px;
  border-bottom: 2px solid #2b694e;
}

.parent-tabs-viewport {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  align-self: flex-end;
}

/* Nội dung */
.parent-tab-content {
  display: none;
}

.parent-tab-content.is-active {
  display: block;
}


@media print, (min-width: 768px) {
  .cart-content-tabs .tabs-heading {
    border-bottom: none;
  }
}

.parent-tab.is-active {
  color: #fff;
  background-color: #26694d;
  box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.08);
  position: relative;
  z-index: 2;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.parent-tabs-heading {
  list-style: none;
  margin: 0;
  display: flex;
  gap: 8px;
  position: relative;
  top: 1px; /* đè lên border box */
  border-bottom: 2px solid #2b694e;

}

.parent-tab {
  font-size: 16px;
  padding: 10px 22px;
  cursor: pointer;
  font-weight: 600;
  color: #fff;
  background: #8c8c8c;
  border-radius: 6px 6px 0 0;
  transition: all 0.2s ease;
}

.parent-tabs-nav .parent-tabs-heading {
  padding-top: 10px;
  position: static;
  top: auto;
  border-bottom: none;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
  cursor: grab;
  user-select: none;
}

.parent-tabs-nav .parent-tabs-heading::-webkit-scrollbar {
  display: none;
}

.parent-tabs-nav .parent-tabs-heading.is-dragging {
  cursor: grabbing;
  scroll-behavior: auto;
}

.parent-tabs-nav .parent-tab {
  flex: 0 0 auto;
  max-width: 260px;
  position: relative;
  white-space: nowrap;
}

.parent-tab-label {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.parent-tab-badge {
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  display: none;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: -9px;
  right: -7px;
  font-size: 12px;
  line-height: 20px;
  color: #fff;
  background: #d92d20;
  border: 2px solid #fff;
  border-radius: 999px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.parent-tab-badge.has-items {
  display: flex;
}

.parent-tab-nav {
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  padding: 0;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0;
  line-height: 0;
  background: transparent;
  border: none;
  position: relative;
}

.parent-tabs-nav.has-overflow .parent-tab-nav {
  display: flex;
}

.parent-tab-nav::before,
.parent-tab-nav::after {
  content: "";
  width: 100%;
  height: 100%;
  background: center center/contain no-repeat;
  transition: opacity 0.26s ease;
  position: absolute;
  top: 0;
  left: 0;
}

.parent-tab-nav::before {
  z-index: 1;
}

.parent-tab-nav::after {
  opacity: 0;
  z-index: 2;
}

.parent-tab-nav.is-prev::before {
  background-image: url("../img/common/product_slider_arrow_prev.svg");
}

.parent-tab-nav.is-prev::after {
  background-image: url("../img/common/product_slider_arrow_prev_disabled.svg");
}

.parent-tab-nav.is-next::before {
  background-image: url("../img/common/product_slider_arrow_next.svg");
}

.parent-tab-nav.is-next::after {
  background-image: url("../img/common/product_slider_arrow_next_disabled.svg");
}

.parent-tab-nav:hover::before {
  opacity: 0.7;
}

.parent-tab-nav.is-disabled {
  cursor: default;
  pointer-events: none;
}

.parent-tab-nav.is-disabled::before {
  opacity: 0;
}

.parent-tab-nav.is-disabled::after {
  opacity: 1;
}

.parent-tabs-nav .parent-tab-nav {
  min-width: 30px;
  width: 30px;
  min-height: 30px;
  height: 30px;
  display: none;
  position: relative;
  overflow: visible;
}

.parent-tabs-nav.has-overflow .parent-tab-nav {
  display: block;
}

.parent-tabs-nav .parent-tab-nav::before,
.parent-tabs-nav .parent-tab-nav::after {
  display: block;
  width: 30px;
  height: 30px;
}

@media only screen and (max-width: 767.98px) {
  .parent-tabs-nav {
    padding-top: 0.12rem;
    gap: 0.06rem;
  }

  .parent-tabs-nav .parent-tabs-heading {
    gap: 0.06rem;
  }

  .parent-tabs-nav .parent-tab {
    max-width: 68vw;
    font-size: 0.13rem;
    padding: 0.09rem 0.14rem;
  }

  .parent-tab-nav {
    width: 0.17rem;
    height: 0.3rem;
  }

  .parent-tabs-nav .parent-tab-nav {
    min-width: 0.17rem;
    width: 0.17rem;
    min-height: 0.3rem;
    height: 0.3rem;
  }

  .parent-tabs-nav .parent-tab-nav::before,
  .parent-tabs-nav .parent-tab-nav::after {
    width: 0.17rem;
    height: 0.3rem;
  }

  .parent-tab-badge {
    min-width: 0.2rem;
    height: 0.2rem;
    padding: 0 0.05rem;
    top: -0.08rem;
    right: -0.06rem;
    font-size: 0.11rem;
    line-height: 0.2rem;
  }
}