.banner {
  
  height: clamp(320px, 36.5vw, 700px);
  position: relative;
  overflow: hidden;
}

.banner .swiper,
.banner .banner-swiper {
  height: 100%;
}

.banner .swiper-wrapper {
  height: 100%;
}


.banner .swiper-slide {
  height: 100%;
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  position: relative;
  overflow: hidden;
}


.banner-slide-1 {
  background-image: url('../assets/images/home/banner-1.jpg?t=20260720160142');
}

.banner-slide-2 {
  background-image: url('../assets/images/home/banner-2.jpg?t=20260720160142');
}

.banner-slide-3 {
  background-image: url('../assets/images/home/banner-3.jpg?t=20260720160142');
}


.banner-content {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: clamp(20px, 2.6vw, 50px);
  
  left: clamp(20px, 16.1vw, 310px);   
  max-width: 90%;
}


.banner-content--center {
  left: 50%;
  transform: translate(-50%, -50%);
  align-items: center;
  text-align: center;
}


.banner-title {
  font-family: 'Alimama ShuHeiTi', 'PingFang SC', -apple-system, sans-serif;
  font-weight: 700;
  line-height: 1.0;
  color: #0264fd;
  white-space: nowrap;
  
  font-size: clamp(22px, 3.75vw, 72px);
  letter-spacing: 0.5px;
}


.banner-subtitle {
  font-family: 'Alimama ShuHeiTi', 'PingFang SC', -apple-system, sans-serif;
  font-weight: 700;
  font-size: clamp(16px, 2.3vw, 44px);
  line-height: 1.5;
  color: #1d222c;
  white-space: nowrap;
  letter-spacing: 0.5px;
}


.banner-desc {
  font-family: 'PingFang SC', -apple-system, sans-serif;
  font-weight: 600;
  font-size: clamp(14px, 1.56vw, 30px);
  line-height: 1.67;
  color: #1d222c;
  letter-spacing: 0.3px;
  white-space: nowrap;
}


.banner-tags {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.3vw, 25px);
  flex-wrap: wrap;
}

.banner-tag {
  font-family: 'PingFang SC', -apple-system, sans-serif;
  font-weight: 400;
  font-size: clamp(13px, 1.15vw, 22px);
  line-height: 1.82;
  color: #2c3034;
  opacity: 0.7;
  letter-spacing: 2px;
  white-space: nowrap;
}

.banner-divider {
  width: 1px;
  height: clamp(12px, 0.94vw, 18px);
  background: #2c3034;
  opacity: 0.3;
  flex-shrink: 0;
}


.banner-desc-center {
  font-family: 'PingFang SC', -apple-system, sans-serif;
  font-weight: 500;
  font-size: clamp(16px, 1.77vw, 34px);
  line-height: 1.59;
  color: #1d222c;
  letter-spacing: 2px;
  white-space: nowrap;
}


@media (max-width: 767px) {
  .banner {
    height: clamp(240px, 52vw, 320px);
  }

  
  .banner-content {
    top: 50%;
    left: 20px;
    transform: translateY(-50%);
    gap: 8px;
    max-width: calc(100% - 100px); 
  }

  .banner-content--center {
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: calc(100% - 40px);
    width: 100%;
    align-items: center;
    text-align: center;
  }

  .banner-title {
    font-size: clamp(18px, 5.5vw, 32px);
    white-space: normal;
    line-height: 1.2;
    letter-spacing: 0;
  }

  .banner-subtitle {
    font-size: clamp(12px, 3.5vw, 18px);
    white-space: normal;
    line-height: 1.4;
    letter-spacing: 0;
  }

  .banner-desc,
  .banner-desc-center {
    font-size: 13px;
    white-space: normal;
    letter-spacing: 0;
    line-height: 1.5;
  }

  .banner-tags {
    display: none; 
  }

  
  .banner .btn {
    font-size: 13px;
    padding: 8px 16px 8px 20px;
    gap: 8px;
    border-radius: 10px;
  }
}


.scenarios {
  
  background-image: url(../assets/images/home/scenarios-bg.png?t=20260720160142);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding-top: clamp(48px, 6.25vw, 120px);
  padding-bottom: clamp(48px, 5vw, 96px);
  overflow: hidden;
}


.scenarios-header {
  text-align: center;
  margin-bottom: clamp(32px, 3.65vw, 70px);
}

.scenarios-title {
  font-family: 'Alibaba PuHuiTi 3.0', 'PingFang SC', -apple-system, sans-serif;
  font-weight: 700;
  
  font-size: clamp(24px, 2.4vw, 46px);
  line-height: 1.17;
  color: #000000;
  margin: 0;
}

.scenarios-subtitle {
  font-family: 'PingFang SC', -apple-system, sans-serif;
  font-weight: 400;
  
  font-size: clamp(14px, 1.25vw, 24px);
  line-height: 1.67;
  color: var(--color-text-secondary);
  letter-spacing: 0.5px;
  margin: 20px 0 0;
}


.scenarios-stage {
  width: 100%;
}

.scenarios-stage-img {
  display: block;
  width: 100%;
  height: auto;
}


@media (max-width: 767px) {
  .scenarios-header {
    margin-bottom: 24px;
  }

  .scenarios-subtitle {
    margin-top: 10px;
  }
}


.services {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
}


.services-title {
  font-family: 'Alibaba PuHuiTi 3.0', 'PingFang SC', -apple-system, sans-serif;
  font-weight: 700;
  font-size: clamp(24px, 2.4vw, 46px);
  line-height: 1.17;
  color: #000;
  text-align: center;
  margin: 0 0 clamp(32px, 3vw, 56px);
}


.services-tabs {
  justify-content: center;
  align-items: center;
  gap: 6px;
  background: var(--color-bg-alt);
  border-radius: 100px;
  padding: 6px;
  
  width: fit-content;
  max-width: 100%;
  margin: 0 auto clamp(24px, 3vw, 48px);
  
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  
  scrollbar-width: none;
}
.services-tabs::-webkit-scrollbar { display: none; }

.services-tab {
  flex-shrink: 0;
  height: 50px;
  padding: 10px 30px;
  border: none;
  border-radius: 40px;
  background: transparent;
  color: var(--color-text);
  font-family: 'PingFang SC', -apple-system, sans-serif;
  font-weight: 500;
  font-size: clamp(14px, 1.15vw, 22px);
  line-height: 28px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s, color 0.2s;
}


.services-tab.is-active {
  background: #1d1f2b;
  color: #fff;
  font-weight: 600;
}

.services-tab:not(.is-active):hover {
  background: #fff;
}


.services-panel {
  display: grid;
  background: var(--color-bg-alt);
  border-radius: 20px;
  overflow: hidden;
  
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 0;
  min-height: 534px;
  height: 100%;            
}


.services-panel-text {
  padding: clamp(32px, 4.2vw, 80px) clamp(24px, 3.65vw, 70px);
  display: flex;
  flex-direction: column;
  gap: clamp(24px, 2.6vw, 50px);
}


.services-panel-header {
  display: flex;
  flex-direction: column;
  gap: clamp(14px, 1.35vw, 26px);
}


.services-panel-title {
  font-family: 'Alibaba PuHuiTi 3.0', 'PingFang SC', -apple-system, sans-serif;
  font-weight: 900;
  font-size: clamp(18px, 1.56vw, 30px);
  line-height: 1.33;
  margin: 0;
}

.services-panel-title-blue {
  color: var(--color-primary);
}

.services-panel-title-dark {
  color: #202020;
}


.services-panel-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 16px 20px;
}

.services-panel-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'PingFang SC', -apple-system, sans-serif;
  font-weight: 600;
  font-size: clamp(13px, 0.83vw, 16px);
  line-height: 20px;
  color: #31b85d;
  letter-spacing: 0.5px;
  white-space: nowrap;
}


.tag-check {
  display: inline-block;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #31b85d;
  flex-shrink: 0;
  position: relative;
}

.tag-check::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 4px;
  width: 8px;
  height: 5px;
  border-left: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(-45deg);
}


.services-panel-body {
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 1.35vw, 26px);
}

.services-panel-item {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.services-panel-item-title {
  font-family: 'PingFang SC', -apple-system, sans-serif;
  font-weight: 600;
  font-size: clamp(16px, 1.25vw, 24px);
  line-height: 1.42;
  color: #202020;
  margin: 0;
  letter-spacing: 0.5px;
}

.services-panel-item-desc {
  font-family: 'PingFang SC', -apple-system, sans-serif;
  font-weight: 400;
  font-size: clamp(13px, 0.94vw, 18px);
  line-height: 1.78;
  color: var(--color-text);
  opacity: 0.8;
  margin: 0;
  letter-spacing: 0.3px;
}


.services-panel-illus {
  
  align-self: stretch;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: clamp(24px, 3vw, 60px);
  background: var(--color-bg-alt);
}

.services-panel-illus img {
  display: block;
  width: 100%;
  max-width: 560px;
  height: auto;
  object-fit: contain;
}


.services-swiper {
  position: relative;
}

.services-swiper .swiper-button-prev,
.services-swiper .swiper-button-next {
  opacity: 0;
  transition: opacity 0.25s ease;
}

.services-swiper:hover .swiper-button-prev,
.services-swiper:hover .swiper-button-next {
  opacity: 1;
}


.services-swiper .swiper-pagination {
  display: none;
}


@media (max-width: 1279px) {
  .services-tabs {
    flex-wrap: wrap;
    border-radius: 20px;
    justify-content: center;
  }

  .services-tab {
    height: 44px;
    padding: 8px 20px;
    font-size: 16px;
  }

  .services-panel {
    min-height: auto;
  }

  .services-panel-illus {
    padding: 24px 20px;
  }
}


@media (max-width: 767px) {
  .services-tabs {
    flex-wrap: wrap;
    border-radius: 16px;
    gap: 4px;
    padding: 6px;
    justify-content: flex-start;
  }

  .services-tab {
    height: 38px;
    padding: 6px 16px;
    font-size: 14px;
    line-height: 24px;
    border-radius: 30px;
  }

  
  .services-panel {
    display: flex;
    flex-direction: column-reverse;
  }

  .services-panel-text {
    padding: 24px 20px;
    gap: 20px;
  }

  .services-panel-illus {
    padding: 24px 20px 0;
    background: var(--color-bg-alt);
  }

  .services-panel-illus img {
    max-width: 100%;
    max-height: 220px;
    object-fit: contain;
  }

  .services-panel-tags {
    gap: 10px 14px;
  }

  .services-panel-tag {
    font-size: 13px;
  }

  .services-panel-item-title {
    font-size: 15px;
  }

  .services-panel-item-desc {
    font-size: 13px;
  }
}


.why {
  background: var(--color-bg);
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
}


.why-header {
  text-align: center;
  margin-bottom: clamp(32px, 3.65vw, 70px);
}

.why-title {
  font-family: 'Alibaba PuHuiTi 3.0', 'PingFang SC', -apple-system, sans-serif;
  font-weight: 700;
  font-size: clamp(24px, 2.4vw, 46px);
  line-height: 1.17;
  color: #000;
  margin: 0;
}



.why-grid {
  display: grid;
  
  grid-template-columns: repeat(6, 1fr);
  gap: clamp(16px, 1.5vw, 24px);
}


.why-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
  background: #f6f7f7;
  border-radius: 26px;
  padding: clamp(28px, 2.8vw, 45px);
  cursor: default;
  
  transition:
    background 0.28s ease,
    box-shadow 0.28s ease,
    transform 0.28s ease;
  position: relative;
  overflow: hidden;
}


.why-card--lg {
  grid-column: span 3;
}


.why-card--sm {
  grid-column: span 2;
}


.why-card-icon {
  flex-shrink: 0;
}

.why-card-icon img {
  display: block;
  width: clamp(40px, 3.5vw, 54px);
  height: auto;
}


.why-card-info {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.why-card-label {
  font-family: 'PingFang SC', -apple-system, sans-serif;
  font-weight: 600;
  font-size: clamp(18px, 1.56vw, 30px);
  line-height: 1.33;
  color: #202020;
  margin: 0;
  transition: color 0.28s ease;
}

.why-card-sub {
  font-family: 'PingFang SC', -apple-system, sans-serif;
  font-weight: 400;
  font-size: clamp(13px, 1.15vw, 22px);
  line-height: 1.36;
  min-height: 1.36em; 
  color: #2c3034;
  opacity: 0.7;
  margin: 0;
  letter-spacing: 1px;
  transition: color 0.28s ease;
}


.why-card-num {
  margin: clamp(16px, 2.3vw, 27px) 0 0;
}


.why-count {
  font-family: 'STHeiti', 'Heiti TC', 'PingFang SC', -apple-system, sans-serif;
  font-weight: 600;
  font-size: clamp(32px, 2.7vw, 52px);
  line-height: 1;
  color: #2c3034;
  letter-spacing: 3px;
  transition: color 0.28s ease;
}


.why-card:hover {
  background: #1d1f2b;
  
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(20, 30, 80, 0.18);
}


.why-card:hover .why-card-label {
  color: #ffffff;
}

.why-card:hover .why-card-sub {
  color: #ffffff;
}

.why-card:hover .why-count {
  color: #ffffff;
}


@media (max-width: 1279px) {
  .why-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(12px, 2vw, 20px);
  }

  
  .why-card--lg {
    grid-column: span 2;
  }

  
  .why-card--sm {
    grid-column: span 2;
  }
}


@media (max-width: 767px) {
  .why-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .why-card--lg,
  .why-card--sm {
    grid-column: span 1;
  }

  .why-card {
    padding: 24px 20px;
    border-radius: 18px;
    gap: 14px;
  }

  .why-card-label {
    font-size: 18px;
  }

  .why-card-sub {
    font-size: 13px;
  }

  .why-count {
    font-size: 36px;
    letter-spacing: 2px;
  }

  
  .why-card:hover {
    transform: none;
  }
}


.partners {
  position: relative;
  overflow: hidden;
  
  background-color: #f5f9ff;
  background-image: url('../assets/images/home/partners-bg.jpg?t=20260720160142');
  background-size: cover;
  background-position: center bottom;
  background-repeat: no-repeat;
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
}


.partners > .container {
  max-width: none;
}


.partners-block {
  text-align: center;
  margin-bottom: clamp(48px, 6vw, 100px);
}

.partners-block:last-child {
  margin-bottom: 0;
}

.partners-block--media {
  margin-top: clamp(48px, 6vw, 100px);
}


.partners-title {
  font-family: 'Alibaba PuHuiTi 3.0', 'PingFang SC', -apple-system, sans-serif;
  font-weight: 700;
  
  font-size: clamp(20px, 2.4vw, 46px);
  line-height: 1.17;
  color: #000;
  margin: 0 0 clamp(16px, 1.56vw, 30px);
  letter-spacing: 0.3px;
}


.partners-stat {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: clamp(8px, 1vw, 16px);
  margin: 0 0 clamp(32px, 3.65vw, 70px);
  flex-wrap: wrap;
}


.partners-num {
  font-family: 'Alibaba PuHuiTi 3.0', 'PingFang SC', -apple-system, sans-serif;
  font-weight: 700;
  font-size: clamp(36px, 3.96vw, 76px);
  line-height: 1;
  
  background: linear-gradient(131deg, #0264fd 38.5%, #0b91ff 88.2%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 1px;
}

.partners-stat-desc {
  font-family: 'PingFang SC', -apple-system, sans-serif;
  font-weight: 500;
  font-size: clamp(16px, 1.56vw, 30px);
  line-height: 1.33;
  color: var(--color-text);
}


.marquee {
  overflow: hidden;
  
  width: 100vw;
  margin-left: 50%;
  transform: translateX(-50%);
  opacity: 0.85;
  
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
          mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
}


.marquee + .marquee {
  margin-top: clamp(12px, 2.08vw, 40px);
}

.marquee-track {
  display: flex;
  width: max-content;
  
  animation: marquee-scroll calc(var(--n, 10) * 3.6s) linear infinite;
  will-change: transform;
}


.marquee:hover .marquee-track {
  animation-play-state: paused;
}

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}


@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; }
}


.logo-card {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: #fff;
  border-radius: 18px;
  
  width: clamp(140px, 12.5vw, 240px);
  height: clamp(60px, 5.21vw, 100px);
  padding: 5px clamp(16px, 2.08vw, 40px);
  flex-shrink: 0;
  
  margin-right: clamp(12px, 2.08vw, 40px);
  
  box-shadow: 0 12px 24px rgba(158, 190, 255, 0.18);
}

.logo-card img {
  display: block;
  width: auto;
  height: 34px;
  object-fit: contain;
}


@media (max-width: 1279px) {
  .logo-card {
    width: clamp(130px, 18vw, 200px);
    height: clamp(56px, 8vw, 90px);
  }
}


@media (max-width: 767px) {
  .partners-title {
    font-size: clamp(16px, 4.5vw, 22px);
    letter-spacing: 0;
  }

  .partners-stat {
    gap: 6px;
    margin-bottom: 24px;
  }

  .partners-block--media {
    margin-top: 40px;
  }

  .marquee {
    opacity: 1; 
  }

  
  .logo-card {
    width: clamp(110px, 30vw, 150px);
    height: 52px;
    padding: 5px 14px;
    border-radius: 14px;
    margin-right: 10px;
  }
}


.contact {
  background: linear-gradient(180deg, #e5ecff 0%, #f0f4ff 100%);
  padding-top: clamp(40px, 4.17vw, 80px);
  padding-bottom: clamp(48px, 6.25vw, 120px);
  text-align: center;
}


.btn-contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  
  width: clamp(200px, 16.67vw, 320px);
  height: clamp(60px, 5vw, 96px);
  padding: 18px 80px;
  border-radius: 20px;
  font-family: 'PingFang SC', -apple-system, sans-serif;
  font-weight: 600;
  font-size: clamp(20px, 2.08vw, 40px);
  line-height: 1.25;
  letter-spacing: 0.5px;
  
  background: #0264fd;
  
  box-shadow: 0 7px 15px rgba(183, 199, 238, 0.8);
  transition: background 0.2s, opacity 0.2s, transform 0.2s, box-shadow 0.2s;
}

.btn-contact:hover {
  background: #0556e0;
  opacity: 1;
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(2, 100, 253, 0.28);
}

@media (max-width: 767px) {
  .btn-contact {
    width: clamp(180px, 60vw, 260px);
    height: 56px;
    font-size: 20px;
    padding: 14px 40px;
    border-radius: 16px;
  }
}