/* banner区域 */
.banner {
  width: 100%;
  height: 56rem;
  /* 增加高度以匹配图片比例 */
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: white;
  background-color: #000;
  /* 备用背景色 */
}

.banner-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  z-index: 0;
}

.banner-content {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1;
}

.banner-title {
  font-size: 5.2rem;
  /* 进一步增大标题字号 */
  font-weight: bold;
  margin-bottom: 4rem;
  letter-spacing: 0.1rem;
  line-height: 1.2;
}

.banner-subtitle {
  font-size: 1.6rem;
  /* 增大描述文字字号 */
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
  text-align: justify;
}

/* 响应式调整 */
@media (max-width: 76.8rem) {
  .banner {
    height: 40rem;
  }

  .banner-title {
    font-size: 3.2rem;
    margin-bottom: 2rem;
  }

  .banner-subtitle {
    font-size: 1.8rem;
  }
  .banner-content {
    margin-top: 3.6rem;
    position: absolute;
    width: 100%;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    padding: 0 2rem;
  }
}

/* 导航栏活动状态 */
.nav-item.active .nav-link {
  color: white;
}

.nav-item.active .nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 0.2rem;
  background-color: white;
}

/* 业务问题板块 */
.business-problems {
  padding: 8rem 0;
  background-color: #f8f9fa;
}

/* 显示/隐藏控制 */
.desktop-only {
  display: flex;
  gap: 1rem;
}

.mobile-only {
  display: none;
}

/* 移动端问题容器样式 */
.problems-container-mobile {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* 响应式显示/隐藏 */
@media (max-width: 768px) {
  .desktop-only {
    display: none;
  }

  .mobile-only {
    display: block;
  }
  .advantages-item-top{
    display: flex;
    align-items: center;
    flex-direction: row;
    gap: 1rem;
  }
  .advantages-item-icon img{
    margin-top: 0 !important;
  }
}

.business-problems .section-title {
  font-size: 3.6rem;
  font-weight: bold;
  text-align: left;
  color: #333;
}

.problems-container {
  overflow: hidden;
}

.problems-track {
  display: flex;
  transition: transform 0.55s ease;
  will-change: transform;
  transform: translate3d(0, 0, 0);
}

.problems-page {
  flex: 0 0 100%;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  padding: 2rem 0;
  gap: 2rem;
}

.problems-page.active {
}

.problem-card {
  width: 47rem;
  height: 20rem;
  background-color: white;
  border-radius: 1.4rem;
  padding: 2.8rem 3rem;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
}

.problem-card.problem-card--placeholder,
.problem-card.problem-card--placeholder:hover {
  visibility: hidden;
  pointer-events: none;
  transform: none;
  box-shadow: none;
}

.problem-card:hover {
  transform: translateY(-0.5rem);
}

.problem-header {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  margin-bottom: 1.4rem;
}

.problem-icon {
  flex-shrink: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.icon-circle {
  width: 4.4rem;
  height: 4.4rem;
  border-radius: 50%;
  background:
    linear-gradient(#ffffff, #ffffff) padding-box,
    linear-gradient(
        135deg,
        rgba(35, 167, 253, 1) 0%,
        rgba(253, 26, 226, 1) 100%
      )
      border-box;
  border: 0.2rem solid transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #3a98fa;
  font-size: 1.8rem;
}

.icon-symbol {
  font-size: 2rem;
}

.problem-title {
  flex: 1;
  min-width: 0;
  font-size: 2rem;
  font-weight: 600;
  margin: 0;
  color: #333;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.problem-description {
  font-size: 1.4rem;
  line-height: 1.6;
  color: #666;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 分页器 */
.pagination {
  display: flex;
  justify-content: center;
  gap: 1.4rem;
}

/*应用场景*/
.application-scenarios {
  padding: 8rem 0;
  background-color: #f8f9fa;
}

.application-scenarios .section-title {
  font-size: 3.6rem;
  font-weight: bold;
  margin-bottom: 4rem;
  text-align: left;
  color: #333;
}

.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
}

/* 移动端单列布局 */
@media (max-width: 768px) {
  .scenarios-grid {
    grid-template-columns: 1fr;
  }
  .application-scenarios{
    padding: 4rem 0;
  }
  .scenarios-grid .scenario-card:hover{
    transform: translateY(0);
    box-shadow: none;
  }
}

.scenario-card {
  background-color: white;
  border-radius: 1.4rem;
  padding: 2.4rem;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
}

.scenario-card:hover {
  transform: translateY(-0.5rem);
  box-shadow: 0 0.8rem 3rem rgba(0, 0, 0, 0.12);
}

.scenario-title {
  font-size: 2.4rem;
  font-weight: bold;
  margin-bottom: 0.6rem;
  text-align: center;
}

.scenario-description {
  font-size: 1.4rem;
  line-height: 1.8;
  color: #666;
  margin-bottom: 2.4rem;
}

.scenario-image-placeholder {
  height: 30rem;
  background-color: #edf0f5;
  border-radius: 1rem;
}

/* 响应式调整 */
@media (max-width: 768px) {
  .business-problems {
    padding: 4rem 0;
  }

  .business-problems .section-title {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 2rem;
  }

  .problems-container {
    gap: 2rem;
    display: grid;
  }

  .problem-card {
    flex: 0 0 auto;
    width: 100%;
    padding: 2.4rem 2rem;
    height: auto;
  }
  .problem-card:hover {
    transform: translateY(0);
  }

  .problems-page {
    flex-direction: column;
    justify-content: flex-start;
    gap: 2rem;
    padding: 2rem;
  }

  .problem-card.problem-card--placeholder {
    display: none;
  }

  .problem-title {
    font-size: 2.4rem;
  }

  .problem-description {
    font-size: 1.8rem;
  }

  .problem-icon {
    width: 3rem;
    height: 3rem;
  }

  .problem-icon img {
    width: 100%;
    height: 100%;
  }
}

@media (min-width: 76.9rem) and (max-width: 102.4rem) {
  .problems-container {
    gap: 2rem;
  }

  .problem-card {
    flex: 0 0 32rem;
    width: 32rem;
    padding: 3.5rem 2.5rem;
  }

  .problem-title {
    font-size: 1.8rem;
  }

  .problem-description {
    font-size: 1.3rem;
  }
}

.virtual-integration-solution {
  padding: 8rem 0;
  background-color: #f8f9fa;
}

.virtual-integration-solution .section-title {
  font-size: 3.6rem;
  font-weight: bold;
  margin-bottom: 4rem;
  text-align: left;
  color: #333;
}

.integration-wrapper {
  overflow: hidden;
}

.integration-track {
  display: flex;
  transition: transform 0.55s ease;
  will-change: transform;
  transform: translate3d(0, 0, 0);
}

.integration-slide {
  flex: 0 0 100%;
  width: 100%;
}

.integration-card {
  background-color: #fff;
  border-radius: 2.4rem;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.integration-figure {
  height: 50rem;
  flex-shrink: 0;
}

.integration-figure img {
  height: 100%;
  display: block;
  padding: 3.2rem;
  margin: 0 auto;
}

.integration-desc {
  border-top: 0.1rem solid #eef0f2;
  color: #666;
  font-size: 1.6rem;
  line-height: 1.8;
  background: #edf0f5;
  padding: 3.2rem;
}

.virtual-integration-solution .pagination {
  margin: 1.6rem 0;
  justify-content: center;
}

@media (max-width: 768px) {
  .virtual-integration-solution {
    padding: 4rem 0;
  }

  .virtual-integration-solution .section-title {
    font-size: 3rem;
    margin-bottom: 2rem;
    text-align: center;
  }

  .integration-figure img {
    width: 100%;
    height: auto;
    padding: 0;
  }

  .integration-figure {
    height: auto;
  }

  .integration-card {
    padding: 2.2rem 2rem;
  }

  .integration-desc {
    margin-top: 1.6rem;
    font-size: 1.8rem;
    padding: 1.6rem;
  }

  /* 修改移动端图片排列方式，取消轮播 */
  .integration-wrapper {
    overflow: visible;
  }

  .integration-track {
    display: flex;
    flex-direction: column;
    transform: none;
    gap: 2rem;
  }

  .integration-slide {
    flex: 0 0 auto;
    width: 100%;
  }

  /* 隐藏移动端分页器 */
  .virtual-integration-solution .pagination {
    display: none;
  }
}

.solution-advantages {
  padding: 8rem 0;
  background-color: #f7f8fb;
}

.solution-advantages .section-title {
  font-size: 3.6rem;
  font-weight: bold;
  margin-bottom: 4rem;
  color: #333;
}

.advantages-wrapper {
  overflow: hidden;
}

.advantages-track {
  display: flex;
  transition: transform 0.55s ease;
  will-change: transform;
  transform: translate3d(0, 0, 0);
}

.advantages-slide {
  flex: 0 0 100%;
  width: 100%;
}

.advantages-panel {
  background: #fff;
  border-radius: 2.4rem;
  padding: 2.4rem;
  display: grid;
  grid-template-columns: 60rem 1fr;
  gap: 2.4rem;
  align-items: stretch;
  height: 65rem;
}

.solution-advantages .pagination {
  margin-top: 2.8rem;
}

.advantages-left {
  display: flex;
  height: 100%;
  overflow: hidden;
}

.advantages-list {
  border-radius: 0.8rem;
  overflow-y: auto;
  background: #fff;
  display: flex;
  flex-direction: column;
  height: 100%;
  padding-right: 1rem;
}

/* 自定义滚动条样式 */
.advantages-list::-webkit-scrollbar {
  width: 0.6rem;
  /* 滚动条宽度 */
}

.advantages-list::-webkit-scrollbar-track {
  background: #f1f1f1;
  /* 轨道背景色 */
  border-radius: 0.8rem;
}

.advantages-list::-webkit-scrollbar-thumb {
  background: #ccc;
  /* 滑块颜色 */
  border-radius: 0.8rem;
}

.advantages-list::-webkit-scrollbar-thumb:hover {
  background: #aaa;
  /* 鼠标悬停时滑块颜色 */
}

.advantages-item {
  padding: 2.4rem;
  cursor: pointer;
  flex: 1;
}

.advantages-divider {
  height: 0.1rem;
  background: #a2a3a5;
  margin: 1.2rem 0;
  flex: 0 0 auto;
}

.advantages-item--highlight {
  background: #f1f6ff;
}

.advantages-item.active {
  background: #f1f6ff;
}

.advantages-item:focus-visible {
  outline: 0.2rem solid rgba(59, 130, 246, 0.55);
  outline-offset: -0.2rem;
}

/*.advantages-item-head {*/
/*  display: flex;*/
/*  align-items: flex-start;*/
/*  gap: 1rem;*/
/*}*/

.advantages-item-icon {
  width: 4rem;
  height: 4rem;
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.advantages-item-icon img {
  height: 100%;
  width: 100%;
  margin-top: -1.8rem;
}

.advantages-item-meta {
  flex: 1;
  min-width: 0;
}

.advantages-item-title {
  font-size: 1.8rem;
  font-weight: 500;
  color: #111827;
  line-height: 1.25;
}

.advantages-item-tags {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.advantages-tag {
  font-size: 1.2rem;
  line-height: 1;
  padding: 0.7rem 1rem;
  border-radius: 99.9rem;
  background: #fff;
  border: 0.1rem solid #e5eaf3;
  color: #4b5563;
  white-space: nowrap;
}

.advantages-item-desc {
  margin-top: 1rem;
  font-size: 1.4rem;
  line-height: 1.8;
  color: #6b7280;
  overflow-wrap: break-word;
  /* 旧称 word-wrap: break-word; */
  text-align: justify;
  word-break: break-all;  /* 强制换行，英文可拆分 */
  text-justify: inter-ideograph;
}

.advantages-item-image {
  display: none;
  margin-top: 1.6rem;
  border-radius: 1rem;
  overflow: hidden;
}

.advantages-item-image img {
  width: 100%;
  height: auto;
  display: block;
}

.advantages-right {
  display: flex;
  height: 100%;
}

.advantages-diagram {
  width: 100%;
  border-radius: 1.8rem;
  background: #f6f8fd;
  padding: 2.2rem;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
}

.advantages-image {
  width: 100%;
  object-fit: contain;
  opacity: 1;
  transition: opacity 0.18s ease;
}

.advantages-image.is-switching {
  opacity: 0.35;
}

@media (max-width: 102.4rem) {
  .advantages-panel {
    grid-template-columns: 1fr;
    height: auto;
  }
}

@media (max-width: 768px) {
  .advantages-item.active {
    background: white;
  }
  .solution-advantages {
    padding: 4rem 0;
  }

  .solution-advantages .section-title {
    font-size: 3rem;
    margin-bottom: 2rem;
    text-align: center;
  }

  .advantages-item-title {
    font-size: 2.4rem;
  }

  .advantages-item-desc {
    font-size: 1.8rem;
  }

  .advantages-panel {
    padding: 2rem;
    gap: 2rem;
    grid-template-columns: 1fr;
  }

  .advantages-left {
    height: auto;
  }

  .advantages-right {
    display: none;
  }

  .advantages-item {
    padding: 1.8rem 1.6rem 1.6rem;
  }

  .advantages-item-icon {
    width: 4.4rem;
    height: 4.4rem;
  }

  .advantages-diagram {
    padding: 1.2rem;
  }

  .advantages-item-image {
    display: block;
  }

  .solution-advantages .pagination {
    display: none;
  }
}

/* 案例故事区域 */
.case-stories {
  padding: 8rem 0;
  background-color: #f7f8fb;
}

.case-stories .section-title {
  font-size: 3.6rem;
  color: #333;
  margin-bottom: 5rem;
  font-weight: bold;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
}

.case-card {
  background: #fff;
  border-radius: 2.4rem;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
  display: flex;
  flex-direction: column;
  position: relative;
}

.case-card:hover {
  transform: translateY(-1.2rem);
  box-shadow: 0 3rem 6rem rgba(0, 0, 0, 0.08);
}

.case-image {
  width: 100%;
  height: 30rem;
  overflow: hidden;
  position: relative;
}

.case-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.case-content {
  padding: 2.8rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #fff;
  margin-top: -3rem;
  border-radius: 2.4rem;
  position: relative;
  z-index: 2;
}

.case-content h3 {
  font-size: 2.4rem;
  color: #333;
  margin-bottom: 1.2rem;
  font-weight: bold;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.case-content p {
  font-size: 1.4rem;
  line-height: 1.8;
  color: #666;
  margin-bottom: 6rem;
  flex: 1;
  opacity: 0.9;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
  width: 100%;
}

.case-footer {
  margin-top: auto;
}

.gradient-line {
  height: 0.2rem;
  width: 100%;
  background: linear-gradient(90deg, #23a7fd 0%, #fd1ae2 100%);
  margin-bottom: 2.5rem;
  border-radius: 0.1rem;
  opacity: 0.8;
}

.case-footer .case-detail {
  display: inline-flex;
  align-items: center;
  color: #8c8c8c;
  text-decoration: none;
  font-size: 1.4rem;
  transition: all 0.3s ease;
  background: #edf0f5;
  padding: 1rem 2.4rem;
  border-radius: 3rem;
  width: fit-content;
  font-weight: 500;
}

.case-detail:hover {
  color: #666;
  background: #e5e8ed;
}

.case-detail .arrow {
  margin-left: 0.8rem;
  font-size: 1.2rem;
  line-height: 1;
  font-weight: 400;
}

@media (max-width: 102.4rem) {
  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .cases-grid {
    grid-template-columns: 1fr;
  }

  .case-stories {
    padding: 4rem 0;
  }
.case-card:hover {
  transform: translateY(0);
  box-shadow: none;
}
  .case-stories .section-title {
    font-size: 3rem;
    margin-bottom: 2rem;
    text-align: center;
  }

  .case-image {
    height: 24rem;
  }

  .case-content p {
    font-size: 1.8rem;
    margin-bottom: 2rem;
  }

  .case-footer .case-detail {
    font-size: 1.8rem;
    display: block;
  }

  .case-detail .arrow {
    font-size: 1.8rem;
  }
}

.related-products {
  padding: 8rem 0;
  background-color: #f7f8fb;
}

.related-products .section-title {
  font-size: 3.6rem;
  font-weight: bold;
  margin-bottom: 5rem;
  color: #333;
}

.related-products-panel {
  background: #fff;
  border-radius: 2.4rem;
  padding: 5.6rem 6rem;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2rem;
  align-items: center;
}

.related-product-card {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: transform 0.3s ease;
}

.related-product-icon {
  width: 7.2rem;
  height: 7.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.related-product-name {
  font-size: 2rem;
  font-weight: 500;
  color: #333;
  line-height: 1;
}

.related-product-desc {
  font-size: 1.3rem;
  color: #666;
  line-height: 1.2;
  margin-top: 0.6rem;
}

.related-product-btn {
  display: inline-flex;
  align-items: center;
  color: #8c8c8c;
  text-decoration: none;
  font-size: 1.4rem;
  transition: all 0.3s ease;
  background: #edf0f5;
  padding: 1rem 2.4rem;
  border-radius: 3rem;
  width: fit-content;
  font-weight: 500;
  margin-top: 2.4rem;
}

.related-product-card:hover .related-product-btn {
  color: #666;
  background: #e5e8ed;
}

.related-product-btn .arrow {
  margin-left: 0.8rem;
  font-size: 1.2rem;
  line-height: 1;
  font-weight: 400;
}

@media (max-width: 102.4rem) {
  .related-products-panel {
    gap: 2.8rem;
    padding: 4.4rem 3.6rem;
  }
}

@media (max-width: 76.8rem) {
  .related-products-panel {
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
  }
  .related-product-icon {
    width: 6rem;
    height: 6rem;
    margin-bottom: 2rem;
  }

  .related-product-desc {
    font-size: 1.4rem;
  }

  .related-products {
    padding: 4rem 0;
  }

  .related-products .section-title {
    font-size: 3rem;
    margin-bottom: 2rem;
    text-align: center;
  }

  .related-product-btn {
    font-size: 1.6rem;
    margin-top: 2rem;
  }

  .related-product-btn .arrow {
    font-size: 1.6rem;
  }

  .related-product-name {
    font-size: 2.4rem;
  }
}

/* 应用价值板块 */
.business-values {
  padding: 8rem 0;
  background-color: #f8f9fa;
}

.business-values .section-title {
  font-size: 3.6rem;
  font-weight: bold;
  text-align: left;
  color: #333;
}

.business-values .section-description {
  font-size: 1.4rem;
  text-align: left;
  color: #666;
  font-weight: normal;
}

.values-container {
  overflow: hidden;
}

.values-track {
  display: flex;
  transition: transform 0.55s ease;
  will-change: transform;
  transform: translate3d(0, 0, 0);
}

.values-page {
  flex: 0 0 100%;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  padding: 2.8rem 0;
  gap: 2rem;
}

.values-page.active {
}

.value-card {
  width: 47rem;
  min-height: 20rem;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
  display: grid;
  grid-template-rows: subgrid;
  grid-row: span 2;
  border-radius: 1.4rem;
}

.value-card.value-card--placeholder,
.value-card.value-card--placeholder:hover {
  visibility: hidden;
  pointer-events: none;
  transform: none;
  box-shadow: none;
}

.value-card:hover {
  transform: translateY(-0.5rem);
}

.value-card:hover .value-header {
  background: linear-gradient(
    90deg,
    rgba(35, 167, 253, 1) 0%,
    rgba(253, 26, 226, 1) 100%
  );
}

.value-card:hover .value-title {
  color: white;
}

.value-header {
  background-color: #edf0f5;
  padding: 2rem 3rem 5rem;
  display: flex;
  align-items: start;
  border-radius: 1.4rem 1.4rem 0 0;
}

.value-title {
  font-size: 2rem;
  font-weight: 600;
  margin: 0;
  color: #333;
  transition: color 0.3s ease;
}

.value-content {
  background-color: #ffffff;
  padding: 2rem 3rem 3rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: flex-start;
  border-radius: 1.4rem;
  margin-top: -3rem;
}

.value-description {
  font-size: 1.4rem;
  line-height: 1.6;
  color: #666;
  margin: 0;
  text-align: justify;
}

/* 分页器 */
.pagination {
  display: flex;
  justify-content: center;
  gap: 1.4rem;
}

@media (max-width: 768px) {
  .value-title {
    font-size: 2.4rem;
  }
  .business-values {
    padding: 4rem 0;
  }

  .business-values .section-title {
    font-size: 3rem;
    margin-bottom: 2rem;
    text-align: center;
  }

  .business-values .section-description {
    font-size: 1.8rem;
  }

  .values-page {
    flex-direction: column;
    padding: 2rem;
    gap: 2.5rem;
  }

  .value-card {
    width: 100%;
  }

  .value-content {
    padding: 2rem;
  }

  .value-description {
    font-size: 1.8rem;
  }
  .application-scenarios .section-title {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 2rem;
  }
  .scenario-description {
    font-size: 1.8rem;
  }
}

/* 移动端应用价值容器样式 */
.values-container-mobile {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: 2rem 0 0;
}
.values-container-mobile .value-card:hover{
  transform: translateY(0);
}

@media screen and (min-width: 768px) and (max-width: 1199px) {
  .cases-grid{
    grid-template-columns: repeat(2, 1fr);
  }
  .advantages-item.active {
    background: white;
  }
}