.inner-page {
  background: #f7f7f7;
}

.sub-hero {
  height: 250px;
  display: flex;
  align-items: center;
  background: #eaf4ff url("../images/p02-banner-chanping.png") center / cover no-repeat;
}

.sub-hero h1 {
  margin: 0;
  font-size: 32px;
  line-height: 1.2;
  font-weight: 800;
}

.crumb {
  height: 70px;
  display: flex;
  align-items: center;
  color: #8a8a8a;
  font-size: 15px;
  background: #ffffff;
  border-bottom: 1px solid #eeeeee;
}

.crumb-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.page-tabs {
  display: flex;
  align-items: center;
  gap: 34px;
  color: #777777;
}

.page-tabs a.active,
.page-tabs a:hover {
  color: var(--red);
}

.inner-section {
  padding: 88px 0;
}

.inner-section.white {
  background: #ffffff;
}

.inner-section.soft {
  background: #f7f7f7;
}

.side-layout {
  display: grid;
  grid-template-columns: 380px minmax(0, 1fr);
  gap: 112px;
}

.side-menu {
  overflow: hidden;
  border-radius: 16px;
  background: #ffffff;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.035);
}

.side-menu a {
  min-height: 86px;
  padding: 0 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #777777;
  font-size: 16px;
  border-bottom: 1px solid #eeeeee;
}

.side-menu a.active,
.side-menu a:hover {
  color: #ffffff;
  background: var(--red);
}

.product-list {
  display: grid;
  gap: 36px;
}

.product-item {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 64px;
  align-items: center;
  min-height: 280px;
  padding: 32px;
  border: 1px solid transparent;
  border-radius: 16px;
  background: #ffffff;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.product-item.featured {
  border-color: #f2a6ad;
}

.product-item:hover {
  border-color: rgba(239, 0, 25, 0.38);
  box-shadow: 0 24px 46px rgba(0, 0, 0, 0.08);
  transform: translateY(-6px);
}

.product-item h2 a,
.tech-card h2 a,
.news-row h2 a,
.article-card h2 a,
.related-card h3 a {
  transition: color 0.2s ease;
}

.product-item h2 a:hover,
.tech-card h2 a:hover,
.news-row h2 a:hover,
.article-card h2 a:hover,
.related-card h3 a:hover {
  color: var(--red);
}

.product-item img,
.related-card img {
  width: 100%;
  border-radius: 14px;
  background: #f0f0f0;
}

.product-item h2,
.product-detail-copy h1 {
  margin: 0 0 24px;
  font-size: 18px;
  line-height: 1.25;
}

.product-item p,
.product-detail-copy p,
.article-body p,
.application-detail-copy p {
  color: #666666;
  font-size: 16px;
  line-height: 2;
}

.product-detail-copy ul,
.article-card p,
.related-card p,
.hot-news-list p {
  color: #777777;
  font-size: 16px;
  line-height: 1.9;
}

.product-detail-copy ul {
  margin: 28px 0 0;
  padding-left: 18px;
}

.mini-red-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 128px;
  height: 44px;
  margin-top: 34px;
  border-radius: 999px;
  color: #ffffff;
  background: var(--red);
  font-size: 16px;
  font-weight: 700;
  transition: background 0.2s ease, transform 0.2s ease;
}

.mini-red-btn:hover {
  background: var(--red-dark);
  transform: translateY(-2px);
}

.pager {
  margin-top: 58px;
  display: flex;
  justify-content: center;
  gap: 28px;
  color: #9a9a9a;
  font-size: 17px;
}

.pager .active {
  color: #111111;
}

.product-detail-head {
  display: grid;
  grid-template-columns: 560px minmax(0, 1fr);
  gap: 78px;
  align-items: start;
}

.product-gallery-main {
  width: 100%;
  border-radius: 16px;
  background: #eeeeee;
}

.product-thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 20px;
}

.product-thumb {
  padding: 0;
  border: 0;
  border-radius: 10px;
  cursor: pointer;
  background: #eeeeee;
}

.product-thumb img {
  width: 100%;
  border-radius: 10px;
}

.product-thumb.is-active {
  outline: 2px solid var(--red);
}

.hotline {
  margin-top: 50px;
  color: var(--red);
  font-size: 20px;
  font-weight: 800;
}

.detail-tabs {
  margin: 82px 0 48px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: #ffffff;
}

.detail-tab {
  height: 76px;
  border: 1px solid #eeeeee;
  background: #ffffff;
  color: #777777;
  font-size: 16px;
  cursor: pointer;
}

.detail-tab.is-active {
  color: #333333;
  border-color: var(--red);
}

.diagram-box {
  padding: 36px;
  border-radius: 18px;
  background: #e9e9e9;
}

.diagram-box + .diagram-box {
  margin-top: 32px;
}

.diagram-box img {
  max-width: 722px;
  margin: 0 auto;
}

.section-head-row {
  margin-bottom: 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.section-head-row h2 {
  margin: 0;
  font-size: 20px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.related-card {
  text-align: center;
  font-size: 22px;
  font-weight: 800;
  transition: transform 0.25s ease;
}

.related-card:hover {
  transform: translateY(-6px);
}

.related-card a:first-child {
  display: block;
  overflow: hidden;
  border-radius: 14px;
}

.related-card a:first-child img {
  transition: transform 0.25s ease;
}

.related-card:hover a:first-child img {
  transform: scale(1.04);
}

.related-card h3 {
  margin: 24px 0 0;
  font-size: 18px;
}

.related-card p {
  margin: 12px 0 0;
  font-weight: 400;
}

.application-grid-page {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 88px 96px;
}

.application-page-card {
  overflow: hidden;
  border-radius: 18px;
  background: #ffffff;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.application-page-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 28px 50px rgba(0, 0, 0, 0.08);
}

.application-page-card img {
  width: 100%;
  height: 342px;
  object-fit: cover;
  transition: transform 0.25s ease;
}

.application-page-card > a:first-child {
  display: block;
  overflow: hidden;
}

.application-page-card:hover > a:first-child img {
  transform: scale(1.04);
}

.application-page-card div {
  padding: 34px 36px 42px;
}

.application-page-card h2 {
  margin: 0 0 18px;
  font-size: 20px;
}

.application-page-card h2 a:hover {
  color: var(--red);
}

.application-page-card p {
  color: #777777;
  font-size: 16px;
  line-height: 1.9;
}

.application-page-card span {
  display: inline-block;
  margin-top: 16px;
  color: var(--red);
  font-weight: 700;
}

.application-page-card .card-more {
  display: inline-block;
  margin-top: 16px;
  /* color: var(--red); */
  font-weight: 700;
}

.application-page-card .card-more:hover {
  color: var(--red-dark);
}

.article-card > a:first-child {
  display: block;
  overflow: hidden;
}

.article-card > a:first-child img {
  transition: transform 0.25s ease;
}

.article-card:hover > a:first-child img {
  transform: scale(1.04);
}

.article-card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.article-card {
  overflow: hidden;
  border: 1px solid #9e9e9e59;
  border-radius: 16px;
  background: #ffffff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.article-card:hover {
  border-color: rgba(239, 0, 25, 0.32);
  transform: translateY(-6px);
  box-shadow: 0 22px 42px rgba(0, 0, 0, 0.08);
}

.article-card:hover h2 a {
  color: var(--red);
}

.article-card img {
  width: 100%;
  height: 210px;
  object-fit: cover;
}

.article-card div {
  padding: 34px 40px 42px;
}

.article-card h2 {
  margin: 0 0 22px;
  font-size: 18px;
  line-height: 1.5;
}

.article-card:first-child {
  /* border: 1px solid var(--red); */
}

.article-card:first-child h2 {
  color: inherit;
}

.article-card:nth-child(2) {
  /* border-color: transparent; */
}

.article-card:nth-child(2) h2 {
  color: inherit;
}

.article-card span {
  display: inline-block;
  margin-top: 18px;
  color: #999999;
}

.article-card .card-more {
  display: inline-block;
  margin-top: 18px;
  /* color: var(--red); */
  font-weight: 700;
}

.application-detail {
  display: grid;
  grid-template-columns: minmax(280px, 33%) minmax(0, 1fr);
  gap: 58px;
  align-items: start;
}

.application-detail img {
  width: 100%;
  max-width: 520px;
}

.application-detail-copy h2 {
  margin: 0 0 30px;
  font-size: 26px;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 42px;
}

.tech-card {
  padding: 0 28px 34px;
  background: #ffffff;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.tech-card:hover {
  box-shadow: 0 22px 42px rgba(0, 0, 0, 0.08);
  transform: translateY(-6px);
}

.tech-card a:first-child {
  display: block;
  overflow: hidden;
  /* margin: 0 -28px; */
}

.tech-card img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: transform 0.25s ease;
}

.tech-card:hover img {
  transform: scale(1.04);
}

.tech-card h2 {
  margin: 34px 0 18px;
  font-size: 20px;
}

.tech-card p {
  color: #777777;
  font-size: 16px;
  line-height: 1.9;
}

.news-list-page {
  display: grid;
  gap: 70px;
}

.news-row {
  display: grid;
  grid-template-columns: 555px minmax(0, 1fr);
  gap: 52px;
  padding: 28px;
  border: 1px solid transparent;
  border-bottom-color: #e8e8e8;
  border-radius: 16px;
  background: #ffffff;
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.news-row:hover {
  border-color: rgba(239, 0, 25, 0.32);
  box-shadow: 0 22px 42px rgba(0, 0, 0, 0.07);
  transform: translateY(-5px);
}

.news-row img {
  width: 100%;
  border-radius: 10px;
  transition: transform 0.25s ease;
}

.news-row > a:first-child {
  display: block;
  overflow: hidden;
  border-radius: 10px;
}

.news-row:hover img {
  transform: scale(1.04);
}

.news-date {
  color: var(--red);
  font-size: 15px;
}

.news-row h2 {
  margin: 18px 0 24px;
  font-size: 18px;
}

.news-row p {
  color: #777777;
  font-size: 16px;
  line-height: 2;
}

.news-row span {
  display: inline-block;
  margin-top: 34px;
  color: #777777;
}

.news-row .card-more {
  display: inline-block;
  margin-top: 34px;
  /* color: var(--red); */
  font-weight: 700;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 90px;
}

.article-main h1 {
  margin: 0;
  text-align: center;
  font-size: 20px;
}

.article-time {
  margin: 30px 0 70px;
  text-align: center;
  color: #999999;
}

.article-body {
  padding-bottom: 62px;
  border-bottom: 1px solid #e6e6e6;
}

.article-prevnext {
  margin-top: 46px;
  display: flex;
  justify-content: space-between;
  color: #777777;
}

.hot-news h2 {
  margin: 0 0 28px;
  padding-left: 18px;
  border-left: 9px solid var(--red);
  font-size: 20px;
}

.hot-news {
  padding: 34px;
  border-radius: 16px;
  background: #ffffff;
}

.hot-news h2 a:hover {
  color: var(--red);
}

.hot-news-list {
  padding: 0 28px;
  border-radius: 16px;
  background: #ffffff;
}

.hot-news-list a {
  display: block;
  padding: 20px 0;
  border-bottom: 1px solid #eeeeee;
  color: #777777;
  line-height: 1.8;
}

.about-intro {
  background: linear-gradient(180deg, #ffffff 0%, #eef6ff 100%);
}

.about-intro-grid {
  min-height: 420px;
  display: grid;
  grid-template-columns: 1fr 804px;
  align-items: center;
  gap: 72px;
}

.about-intro h2 {
  margin: 0 0 28px;
  font-size: 34px;
}

.about-intro p {
  color: #555555;
  font-size: 17px;
  line-height: 2;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 28px;
  text-align: center;
}

.about-stats strong {
  display: block;
  color: var(--red);
  font-size: 40px;
}

.about-stats span {
  color: #777777;
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 52px;
}

.value-card {
  min-height: 330px;
  padding: 58px;
  border: 1px solid #cfe3f4;
  border-radius: 18px;
  background: linear-gradient(135deg, #ffffff, #e8f6ff);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.value-card:hover {
  border-color: rgba(239, 0, 25, 0.35);
  box-shadow: 0 24px 46px rgba(0, 0, 0, 0.08);
  transform: translateY(-6px);
}

.value-card img {
  width: 70px;
  height: 70px;
  object-fit: contain;
  margin-bottom: 82px;
}

.value-card h3 {
  margin: 0 0 18px;
  font-size: 20px;
}

.history-section {
  background: url("../images/p10-licheng.png") center / cover no-repeat;
}

.history-section h2 {
  margin: 0 0 62px;
  text-align: center;
  font-size: 34px;
}

.history-carousel {
  position: relative;
}

.history-viewport {
  overflow: hidden;
  padding: 8px 0 18px;
}

.history-line {
  display: flex;
  gap: 22px;
  transition: transform 0.35s ease;
}

.history-item {
  position: relative;
  flex: 0 0 calc((100% - 66px) / 4);
  min-height: 230px;
  padding: 28px 34px;
  border-left: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.48);
  transition: background 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.history-item:first-child {
  /* background: rgba(255, 255, 255, 0.86); */
}

.history-item:hover {
  z-index: 1;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.1);
  transform: translateY(-6px);
}

.history-item strong {
  display: block;
  margin-bottom: 20px;
  font-size: 32px;
  font-weight: 400;
}

.history-arrow {
  position: absolute;
  top: 50%;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid rgba(0, 0, 0, 0.18);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.82);
  color: #333333;
  cursor: pointer;
  transform: translateY(-50%);
}

.history-arrow:hover {
  color: var(--red);
  border-color: var(--red);
}

.history-arrow.prev {
  left: -68px;
}

.history-arrow.next {
  right: -68px;
}

.job-list {
  display: grid;
  gap: 28px;
}

.job-card {
  display: grid;
  grid-template-columns: 270px 1fr 48px;
  gap: 56px;
  padding: 44px 52px;
  background: #ffffff;
  transition: box-shadow 0.25s ease;
}

.job-card.is-open {
  box-shadow: 0 20px 42px rgba(0, 0, 0, 0.07);
}

.job-card h2 {
  margin: 0 0 22px;
  font-size: 20px;
  font-weight: 500;
}

.job-card p {
  color: #666666;
  line-height: 2;
}

.job-meta {
  color: #999999;
  font-size: 16px;
  line-height: 2;
}

.job-more {
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid #cccccc;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #999999;
  background: #ffffff;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.job-card.is-open .job-more {
  color: #ffffff;
  border-color: var(--red);
  background: var(--red);
  transform: rotate(45deg);
}

.job-detail {
  grid-column: 1 / -1;
  display: none;
  color: #666666;
  line-height: 2;
}

.job-card.is-open .job-detail {
  display: block;
}

.career-zigzag {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 110px;
  align-items: center;
}

.career-zigzag img {
  width: 100%;
}

.career-zigzag h2 {
  margin: 0 0 26px;
  font-size: 26px;
}

.career-zigzag p {
  color: #8a8a8a;
  line-height: 2;
}

.activity-gallery {
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: 58px;
  align-items: center;
  text-align: center;
}

.activity-gallery img {
  width: 100%;
  cursor: pointer;
  opacity: 0.72;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.activity-gallery img.is-active {
  opacity: 1;
  transform: scale(1.08);
}

.activity-gallery img:not(.is-active):hover {
  opacity: 0.92;
}

.contact-top {
  display: grid;
  grid-template-columns: 560px 1fr;
  gap: 115px;
}

.contact-top h2,
.office-section h2 {
  margin: 0 0 32px;
  font-size: 32px;
}

.contact-method {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 24px;
  align-items: center;
  margin: 58px 0;
}

.contact-method .icon-circle {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--red);
}

.contact-method img {
  width: 24px;
}

.contact-method h3 {
  margin: 0 0 6px;
  font-size: 18px;
}

.contact-method p {
  margin: 0;
  color: #666666;
}

.qr-row {
  margin-top: 78px;
  display: flex;
  align-items: center;
  gap: 42px;
}

.qr-row img {
  width: 132px;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 38px 54px;
}

.contact-form label {
  color: #777777;
  font-size: 16px;
}

.contact-form input {
  width: 100%;
  height: 46px;
  border: 0;
  border-bottom: 1px solid #777777;
  background: transparent;
  outline: none;
}

.contact-form .captcha-row {
  display: grid;
  grid-template-columns: 260px 160px;
  gap: 34px;
  align-items: end;
}

.captcha-code {
  height: 46px;
  display: grid;
  place-items: center;
  color: #111111;
  font-size: 22px;
  letter-spacing: 4px;
}

.privacy-line {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #aaaaaa;
  font-size: 14px;
}

.privacy-line input {
  width: 16px;
  height: 16px;
}

.contact-form .wide {
  grid-column: 1 / -1;
}

.contact-form .submit {
  width: 168px;
  height: 48px;
  border: 0;
  border-radius: 999px;
  color: #ffffff;
  background: var(--red);
  cursor: pointer;
  transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.contact-form .submit:hover {
  background: var(--red-dark);
  box-shadow: 0 14px 28px rgba(239, 0, 25, 0.2);
  transform: translateY(-2px);
}

.office-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 52px 70px;
}

.office-card {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  color: #ffffff;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.office-card:hover {
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.14);
  transform: translateY(-6px);
}

.office-card img {
  width: 100%;
  height: 332px;
  object-fit: cover;
  filter: brightness(0.78);
  transition: transform 0.25s ease, filter 0.25s ease;
}

.office-card:hover img {
  filter: brightness(0.68);
  transform: scale(1.04);
}

.office-card div {
  position: absolute;
  left: 48px;
  right: 48px;
  top: 48px;
}

.office-card h2 {
  margin: 0 0 30px;
  font-size: 28px;
}

.office-card p {
  margin: 0;
  line-height: 1.9;
}

.search-band {
  padding: 64px 0 70px;
  background: #ffffff;
  text-align: center;
}

.search-band h2 {
  margin: 0 0 24px;
  font-size: 22px;
}

.search-band .search-form {
  margin-bottom: 18px;
}

@media (max-width: 1380px) {
  .side-layout,
  .product-detail-head,
  .application-detail,
  .about-intro-grid,
  .contact-top {
    gap: 48px;
  }

  .side-layout {
    grid-template-columns: 300px minmax(0, 1fr);
  }
}

@media (max-width: 980px) {
  .sub-hero {
    height: 210px;
  }

  .sub-hero h1 {
    font-size: 36px;
  }

  .side-layout,
  .product-detail-head,
  .application-detail,
  .article-layout,
  .about-intro-grid,
  .contact-top {
    grid-template-columns: 1fr;
  }

  .side-menu {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }

  .product-item,
  .news-row {
    grid-template-columns: 1fr;
  }

  .application-grid-page,
  .tech-grid,
  .office-grid,
  .career-zigzag {
    grid-template-columns: 1fr;
  }

  .article-card-grid,
  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-stats,
  .value-grid {
    grid-template-columns: 1fr;
  }

  .history-item {
    flex-basis: calc((100% - 22px) / 2);
  }

  .job-card {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .activity-gallery {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .inner-section {
    padding: 58px 0;
  }

  .crumb {
    height: auto;
    min-height: 70px;
    padding: 16px 0;
  }

  .sub-hero h1 {
    font-size: 30px;
  }

  .side-menu,
  .detail-tabs,
  .article-card-grid,
  .related-grid,
  .contact-form {
    grid-template-columns: 1fr;
  }

  .crumb-line {
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
  }

  .page-tabs {
    flex-wrap: wrap;
    gap: 12px 22px;
  }

  .side-menu a {
    min-height: 60px;
    padding: 0 24px;
    font-size: 17px;
  }

  .product-item {
    padding: 22px;
  }

  .application-page-card img,
  .tech-card img,
  .office-card img {
    height: auto;
  }

  .history-item {
    flex-basis: 100%;
  }

  .history-arrow.prev {
    left: 8px;
  }

  .history-arrow.next {
    right: 8px;
  }

  .contact-form .captcha-row {
    grid-template-columns: 1fr;
  }
}