.slideInDownInit {
  -webkit-transform: translateY(32px);
  transform: translateY(32px);
  -webkit-transition: all 0.5s ease;
  transition: all 0.5s ease;
  opacity: 0;
  transition-delay: 0.2s;
}

.slideInDown {
  opacity: 1 !important;
  -webkit-transform: translateY(0) !important;
  transform: translateY(0) !important;
}

.scaleInit {
  -webkit-transform: scale(0);
  transform: scale(0);
  -webkit-transition: all 0.5s ease;
  transition: all 0.5s ease;
  opacity: 0;
}

/* 图片样式 */
.goods-section img {
  width: 100% !important;
  margin: 0 !important;
}

.backgroundPicture {
  width: 100%;
}

.gradient-title {
  background: linear-gradient(180deg, #34e1df 0%, #d4d4d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

:root {
  --bgc-FFFFFF: #ffffff;
  --bgc-000000: #000000;
  --bgc-888888: #888888;
  --bgc-a5adb2: #a5adb2;
  --bgc-333333: #333333;
  --bgc-fffefe: #fffefe;
  --bgc-ababab: #ababab;

  --font-14: clamp(10px, 0.8vw, 14px);
  --font-18: clamp(12px, 1vw, 18px);
  --font-22: clamp(12.5px, 1.15vw, 22px);
  --font-24: clamp(13px, 1.25vw, 24px);
  --font-28: clamp(13.5px, 1.5vw, 28px);
  --font-32: clamp(15px, 1.7vw, 32px);
  --font-35: clamp(16px, 1.8vw, 35px);
  --font-42: clamp(18px, 2.1vw, 42px);
  --font-48: clamp(20px, 2.5vw, 48px);
  --font-54: clamp(27px, 7.5vw, 54px);
  --font-75: clamp(30px, 3.8vw, 75px);
}

.goods-section {
  background-size: cover;
  line-height: normal;
  position: relative;
  display: flex;
  justify-content: center;
}

.section-con {
  position: absolute;
  z-index: 4;
  top: 0;
  width: 100%;
  height: 100%;
  max-width: 1200px;
  font-family: "HarmonyOS Sans SC";
}

.section-con-title {
  font-size: var(--font-48);
  font-weight: bold;
}

.section-con-content {
  font-size: var(--font-22);
  color: var(--bgc-FFFFFF);
  margin-top: clamp(12px, 1.6vw, 30px);
  line-height: 1.5;
}

.br-mobile {
  display: none;
}

.section-1{
  background-color: #080808;
}

.section-1 .section-con {
  display: flex;
  flex-direction: column;
  padding-bottom: clamp(50px, 7.2vw, 140px);
  text-align: center;
  justify-content: flex-end;
}

.section-2 {
  background-color: #f0f4f7;
}

.section-2 .section-con {
  text-align: center;
  position: relative;
  padding: clamp(30px, 4vw, 80px) 0;
}

.section-3 .section-con {
  background-color: var(--bgc-FFFFFF);
  position: relative;
  padding: clamp(60px, 8.5vw, 160px) 0;
}

.section-3 .section-con-title {
  text-align: center;
  color: var(--bgc-333333);
}

.section-3 .section3-box {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(14px, 1.8vw, 34px);
  margin-top: clamp(40px, 6.5vw, 128px);
}

.section-3 .section3-box-item {
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  text-align: center;
  background-color: #e9f0f4;
  padding: clamp(10px, 1vw, 24px);
}

.section-3 .section3-box-item img {
  width: auto !important;
  object-fit: cover;
}

.section-3 .section3-item-title {
  font-size: var(--font-28);
  color: var(--bgc-333333);
  padding: 24px 0 16px 0;
  font-weight: bold;
}

.section-3 .section3-item-content {
  font-size: var(--font-18);
  color: var(--bgc-333333);
  line-height: 1.5;
}



.section-4 .section-con {
  background-color: var(--bgc-FFFFFF);
  position: relative;
  padding: clamp(60px, 8.5vw, 160px) 0 clamp(80px, 11.5vw, 220px) 0;
}

.section-4 .section-con-title {
  text-align: center;
  color: var(--bgc-333333);
}

.section-4 .section-con-content {
  text-align: center;
  color: var(--bgc-333333);
}

.section-4 .section4-box {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(50px, 7.2vw, 140px);
  margin-top: clamp(40px, 6.5vw, 128px);
}

.section-4 .section4-box-item {
  border-radius: 12px;
  display: flex;
  flex-direction: row;
  align-items: center;
  background-color: #e9f0f4;
  padding: clamp(20px, 3vw, 60px) clamp(15px, 2.5vw, 50px);
  gap: clamp(20px, 2.5vw, 50px);
}

.section-4 .section4-box-item img {
  width: auto !important;
  object-fit: cover;
}

.section-4 .section4-item-title {
  font-size: var(--font-28);
  color: var(--bgc-333333);
  font-weight: bold;
}

.section-4 .section4-item-content {
  font-size: var(--font-18);
  color: var(--bgc-333333);
  line-height: 1.5;
  margin-top: clamp(10px, 1.2vw, 20px);
}


.section-5 .section-con {
  background-color: var(--bgc-FFFFFF);
  position: relative;
  padding: clamp(60px, 8.5vw, 160px) 0 clamp(80px, 11.5vw, 220px) 0;
}

.section-5 .section-con-title {
  text-align: center;
  color: var(--bgc-333333);
}

.section-5 .section-con-content {
  text-align: center;
  color: var(--bgc-333333);
}

.section-5 .section5-box {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  margin-top: clamp(40px, 6.5vw, 128px);
  align-items: center;
  gap: clamp(20px, 2.5vw, 50px);
}

.section-5 .section5-box-item {
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin: clamp(20px, 3vw, 60px) 0;
}

.section-5 .section5-box-item img,
.section-5 .section5-arrow-item img {
  width: auto !important;
  object-fit: cover;
}

.section-5 .section5-item-title {
  font-size: var(--font-28);
  color: var(--bgc-333333);
  font-weight: bold;
  margin-top: clamp(10px, 1.6vw, 30px);
}

.section-5 .section5-item-content {
  font-size: var(--font-18);
  color: var(--bgc-333333);
  line-height: 1.5;
  margin-top: clamp(8px, 1.2vw, 20px);
}


.section-6 {
  position: relative;
  width: 100%;
  height: 100vh;
  background-color: #202121;
  overflow: hidden;
}

.section-6 .container,
.section-8 .container {
  display: flex !important;
}

.section-6 .mobile-container,
.section-8 .mobile-container,
.section-9 .mobile-container {
  display: none !important;
}

.section-6 .section-con-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
}

.section-6 .section-con-title {
  color: var(--bgc-FFFFFF);
}

.section-6 .step-item {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 0 5%;
  box-sizing: border-box;
  opacity: 0;
  visibility: hidden;
  text-align: center;
  transform: translateY(40px);
}

.section-6 .section-con-2 .container {
  width: 100%;
  max-width: 1100px;
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-6 .image-viewer {
  position: relative;
  width: 80%;
  aspect-ratio: 47 / 24;
}

.section-6 .image-viewer img {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.section-6 .image-viewer img.active {
  opacity: 1;
  position: relative;
}

.section-6 .section-con-1-title {
  font-size: var(--font-32);
  margin-bottom: 20px;
  color: var(--bgc-FFFFFF);
  line-height: 1.5;
}

.section-6 .section-con-1-subtitle {
  font-size: var(--font-42);
  color: var(--bgc-FFFFFF);
  line-height: 1.5;
}

.section-6 .nav-container {
  display: inline-block;
  position: relative;
  border-bottom: 1px solid #333;
  margin-bottom: 20px;
}

.section-6 .nav-wrapper {
  position: relative;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.section-6 .nav-list {
  display: flex;
  justify-content: center;
  list-style: none;
  padding: 0;
  margin: 0;
  border-bottom: 1px solid #333;
}

.section-6 .nav-item {
  padding: 15px 25px;
  cursor: pointer;
  color: #888;
  transition: color 0.3s;
  font-size: var(--font-24);
  text-align: center;
}

.section-6 .nav-item.active {
  color: #fff;
}

.section-6 .line-cursor {
  position: absolute;
  bottom: -1px;
  left: 0;
  height: 2px;
  background: #fff;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

.section-6 .desc-text {
  color: #aaa;
  font-size: var(--font-18);
  margin-top: 10px;
  text-align: center;
}


.section-6 .section-6-box {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  text-align: center;
  gap: clamp(45px, 6.5vw, 130px);
}

.section-6 .section-6-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-6 .section-6-box-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-6 .section-6-item .section-6-bignum {
  color: var(--bgc-FFFFFF);
  font-size: var(--font-75);
  font-weight: bold;
  position: relative;
}

.section-6-bignum::after {
  content: "②";
  position: absolute;
  top: 10px;
  right: -60px;
  font-size: var(--font-48);
  color: #fff;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: bold;
  line-height: normal;
  transform: translateY(-20%);
}

.section-6 .section-6-item .section-6-title {
  margin-top: clamp(7px, 0.8vw, 15px);
  color: var(--bgc-FFFFFF);
  font-size: var(--font-35);
}

.section-6 .section-6-item .section-6-text {
  color: var(--bgc-FFFFFF);
  font-size: var(--font-28);
  line-height: 1.5;
  margin-top: clamp(12px, 1.6vw, 30px);
}



.section-6 .section-con-content {
  text-align: center;
}


.section-7 .section-con {
  background-color: var(--bgc-FFFFFF);
  position: relative;
  padding: clamp(40px, 5vw, 100px) 0;
}

.section-7 .section-con-title {
  text-align: center;
  color: var(--bgc-333333);
}

.section-7 .section-con-content {
  text-align: center;
  color: var(--bgc-333333);
}

.section-7 .section7-box {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  margin-top: clamp(40px, 6.5vw, 128px);
  gap: clamp(30px, 3.2vw, 60px);
  align-items: center;
}

.section-7 .section7-item-title {
  font-size: var(--font-28);
  color: var(--bgc-333333);
  font-weight: bold;
  text-align: center;
  margin-top: clamp(10px, 1.6vw, 30px);
}


.section-8 {
  background-color: #202121;
  height: 100dvh;
}

.section-8 .section-con {
  position: relative;
  padding: clamp(40px, 5vw, 100px) 0 clamp(80px, 10vw, 200px) 0;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
}

.section-8 .section-con-title {
  text-align: center;
  color: var(--bgc-FFFFFF);
}


.section-8 .container {
  display: flex;
  align-items: center;
  padding: 0 clamp(15px, 2vw, 40px);
  justify-content: center;
  height: 100%;
  max-height: 425px;
}

.section-8 .text-column {
  width: 50%;
  max-width: 400px;
}

.section-8 .text-item {
  opacity: 0.3;
  margin-bottom: 50px;
  transition: opacity 0.3s;
  color: var(--bgc-ababab);
}

.section-8 .text-item.active {
  opacity: 1;
  color: var(--bgc-FFFFFF) !important;
}

.section-8 .text-item-title {
  font-size: var(--font-24);
  font-weight: bold;
}

/* 默认隐藏 */
.section-8 .text-item-content {
  font-size: var(--font-18);
  margin-top: clamp(10px, 1.2vw, 20px);
  display: none;
  opacity: 0;
  transition: opacity 0.4s ease;
}

/* 当父级被激活时显示 */
.section-8 .text-item.active .text-item-content {
  display: block;
  opacity: 1;
}

.section-8 .image-column {
  width: 100%;
  height: 100%;
  position: relative;
}

.section-8 .image-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
}

.section-8 .vtol-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  /* height: 100%; */
  object-fit: contain;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
}

.section-8 .vtol-img.active {
  opacity: 1;
}


.section-8 .text-column {
  position: relative;
  padding-left: 25px;
}

.section-8 .scroll-bar-container {
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
}


.section-8 .scroll-track {
  position: absolute;
  width: 1px;
  height: 100%;
  background: var(--bgc-333333);
  left: 0px;
}

.section-8 .active-slider {
  position: absolute;
  left: 0px;
  /* 如果轨道是2px，滑块4px，为了居中对齐左移1px */
  width: 3px;
  height: 100px;
  background: #fff;
  top: 0;
  z-index: 2;
  will-change: transform;
  /* 提升性能 */
}

.section-8 .text-item {
  opacity: 0.3;
  transition: opacity 0.4s;
}

.section-8 .text-item.active {
  opacity: 1;
}

.section-9 {
  overflow: hidden;
  height: 100vh;
  /* 建议设为视口高度，效果更佳 */
  display: flex;
  align-items: center;
  background-color: var(--bgc-FFFFFF);
}

.section-9 .section-con {
  background-color: var(--bgc-FFFFFF);
  position: relative;
  padding: clamp(40px, 5vw, 100px) 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-9 .section-con-title {
  text-align: center;
  color: var(--bgc-333333);
}

.section-9 .section-con-content {
  text-align: center;
  color: var(--bgc-333333);
}

.section-9 .section-con-content-right{
  margin-left: clamp(66px, 7vw, 132px);
}

.section-9 .container {
  width: 100%;
  max-width: 900px;
}

.section-9 .main-display {
  position: relative;
  width: 100%;
  aspect-ratio: 24 / 11;
  overflow: hidden;
  margin-top: clamp(30px, 4vw, 76px);
  margin-bottom: clamp(20px, 2.8vw, 55px);
}

.section-9 .img-item {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  /* 默认隐藏 */
  transition: none;
  /* 交给GSAP控制，关闭CSS过渡 */
}

.section-9 .img-item.active {
  opacity: 1;
  position: relative;
}

.section-9 .img-item img {
  width: 100% !important;
  object-fit: cover;
  /* 填充容器 */
}

.section-9 .icon-nav {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 20px;
}

/* 默认状态：文字灰色 */
.section-9 .icon-item {
  cursor: pointer;
  text-align: center;
  color: #ababab;
  /* 默认灰色 */
  transition: color 0.3s ease;
}

.section-9 .icon-box {
  width: 62px;
  height: 62px;
  margin: 0 auto 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.section-9 .icon-box img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

/* 激活状态：文字变黑 */
.section-9 .icon-item.active {
  color: #000000;
  /* 文字变黑 */
}

.section-9 .icon-item span {

  font-size: var(--font-22);
}

.section-9 .arrow {
  color: #82888c;
  padding: 0 10px;
  font-size: 36px;
  margin-bottom: 0.5vw;
}

:lang(cn).section-9 .arrow {
  margin-bottom: 0;
}


.section-10 {
  background-color: var(--bgc-FFFFFF);
}

.section-10 .section-con {
  position: relative;
  padding: clamp(30px, 4vw, 80px) 0;
  color: rgba(136, 136, 136, 0.55);
  font-size: var(--font-14);
  line-height: 2.5;
}

@media (max-width: 768px) {
  .br-mobile {
    display: block;
  }

  .text-none {
    display: none;
  }

  .section-con {
    padding-left: 5% !important;
    padding-right: 5% !important;
  }

  .section-con-title {
    font-size: var(--font-54);
  }

  .section-con-content {
    font-size: clamp(16px, 4vw, 32px);
    line-height: 1.5;
    margin-top: clamp(20px, 6vw, 40px);
  }

  .section-1 .section-con {
    padding-bottom: clamp(100px, 27vw, 200px);
  }

  .section-2 .section-con {
    padding-top: clamp(60px, 16vw, 120px);
    padding-bottom: clamp(60px, 16vw, 120px);
  }

  .section-3 .section3-box {
    grid-template-columns: 1fr;
    gap: clamp(20px, 5.5vw, 40px);
  }

  .section-3 .section3-box-item {
    flex-direction: row;
    text-align: left;
    gap: clamp(25px, 6vw, 50px);
    padding: clamp(18px, 4vw, 36px);
  }

  .section-3 .section3-item-title {
    font-size: clamp(21px, 5.8vw, 42px);
    padding: 0 0 clamp(13px, 3.4vw, 26px) 0;
  }

  .section-3 .section3-item-content {
    font-size: clamp(15px, 4vw, 30px);
  }

  .section-3 .section3-box-item-right {
    display: flex;
    flex-direction: row-reverse;
    text-align: right;
  }

  .section-4 .section4-box {
    grid-template-columns: 1fr;
    gap: clamp(20px, 5.5vw, 40px);
  }

  .section-4 .section4-box-item {
    gap: clamp(25px, 6vw, 50px);
    padding: clamp(18px, 4vw, 36px);
  }

  .section-4 .section4-box-item img {
    max-width: 80px;
  }

  .section-4 .section4-item-title {
    font-size: clamp(21px, 5.8vw, 42px);
  }

  .section-4 .section4-item-content {
    font-size: clamp(15px, 4vw, 30px);
  }

  .section-5 .section5-box {
    grid-template-columns: 1fr;
    justify-items: center;

    margin-top: clamp(60px, 16vw, 120px);
  }

  .section-5 .section5-arrow-item img {
    transform: rotate(90deg);
  }

  .section-5 .section5-item-title {
    font-size: clamp(21px, 5.8vw, 42px);
  }

  .section-5 .section5-item-content {
    font-size: clamp(15px, 4vw, 30px);
  }

  .section-5 .section5-item-title {
    margin-top: clamp(13px, 3.4vw, 26px);
  }

  .section-5 .section5-item-content {
    margin-top: clamp(13px, 3.4vw, 26px);
  }

  .section-6 {
    height: auto !important;
  }

  .section-6 .section-con {
    height: auto;
    position: relative;
  }

  /* 2. 强制让原本重叠的层级回到垂直排列 */
  .section-6 .step-item {
    position: relative !important;
    /* 关键：脱离绝对定位 */
    top: auto !important;
    left: auto !important;
    opacity: 1 !important;
    /* 确保可见 */
    visibility: visible !important;
    transform: none !important;
    height: auto;
  }

  .section-6 .section-con-1,
  .section-6 .section-con-3 {
    height: 100dvh;
    text-align: center;
  }

  .section-6 .section-con-1-title {
    font-size: clamp(15px, 4vw, 30px);
  }

  .section-6 .section-con-1-content {
    font-size: clamp(21px, 5.8vw, 42px);
  }

  .section-6 .container,
  .section-8 .container,
  .section-9 .container {
    display: none !important;
  }


  .section-6 .mobile-container,
  .section-8 .mobile-container,
  .section-9 .mobile-container {
    display: flex !important;
    flex-direction: column;
    gap: clamp(60px, 16vw, 120px);
    margin-top: clamp(60px, 16vw, 120px);
  }


  .section-6 .section6-item {
    text-align: center;
    color: var(--bgc-FFFFFF);
  }

  .section-6 .section6-item img {
    width: 80%;
  }

  .section-6 .section6-item-title {
    font-size: clamp(21px, 5.8vw, 42px);
    margin-top: clamp(30px, 8vw, 60px);
  }

  .section-6 .section6-item-content {
    font-size: clamp(15px, 4vw, 30px);
    margin-top: clamp(12px, 3vw, 24px);
  }

  .section-6 .section-6-box {
    gap: clamp(60px, 16vw, 120px);
    grid-template-columns: 1fr;
  }

  .section-6 .section-6-item .section-6-bignum {
    font-size: clamp(37px, 10vw, 75px);
  }

  .section-6 .section-6-item .section-6-title {
    font-size: clamp(17.5px, 4.5vw, 35px);
  }

  .section-6 .section-6-item .section-6-text {
    font-size: clamp(14px, 3.8vw, 28px);
  }

  .section-6-bignum::after {
    font-size: clamp(21px, 5.8vw, 42px);
  }

  .section-7 .section7-box {
    grid-template-columns: 1fr;
  }

  .section-4 .section-con,
  .section-5 .section-con,
  .section-7 .section-con,
  .section-8 .section-con,
  .section-9 .section-con {
    padding-top: clamp(60px, 16vw, 120px);
    padding-bottom: clamp(60px, 16vw, 120px);
  }

  .section-7 .section7-item-title {
    font-size: clamp(16px, 4vw, 32px);
  }

  .section-8 {
    height: auto;
  }

  .section-8 .section8-item {
    text-align: center;
    color: var(--bgc-FFFFFF);
  }

  .section-8 .section8-item-title {
    font-size: clamp(21px, 5.8vw, 42px);
    font-weight: bold;
    margin-top: clamp(30px, 8vw, 60px);
  }

  .section-8 .section8-item-content {
    font-size: clamp(15px, 4vw, 30px);
    margin-top: clamp(12px, 3vw, 24px);
  }


  .section-9 {
    height: 100%;
  }

  .section-9 .mobile-container img {
    width: 100% !important;
  }

  .section-9 .section9-item {
    display: flex;
    flex-direction: column;
    align-items: center;

  }

  .section-9 .section9-icon {
    max-width: 62px;
    margin: clamp(15px, 4vw, 30px) 0 !important;
  }

  .section-9 .section9-item-title {
    font-size: clamp(21px, 5.8vw, 42px);
    color: var(--bgc-333333);
  }

  .section-10 .section-con {
    font-size: clamp(12px, 3vw, 24px);
    line-height: 2;
  }
}