.section-padding {
  padding: 80px 0;
}
.card-hover {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.card-hover:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}
.voice-banner {
  background: linear-gradient(45deg, #0086d1, #1faeff);
  background-size: cover;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 0;
}
.voice-banner::before {
  content: "";
  position: absolute;
  right: -10%;
  top: -20%;
  width: 60%;
  height: 140%;
  background: rgba(255, 255, 255, 0.1);
  transform: rotate(-25deg);
}
.voice-banner .banner-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 2;
  color: #fff;
}
.voice-banner .banner-content h1 {
  font-size: 60px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 30px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
.voice-banner .banner-content .subtitle {
  font-size: 30px;
  font-weight: 500;
  margin-bottom: 25px;
  opacity: 0.95;
}
.voice-banner .banner-content .description {
  font-size: 20px;
  max-width: 700px;
  margin: 0 auto 60px;
  line-height: 1.8;
  opacity: 0.9;
}
.voice-banner .banner-btns .layui-btn {
  height: 54px;
  line-height: 54px;
  padding: 0 50px;
  font-size: 18px;
  border-radius: 27px;
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
}
.voice-banner .banner-btns .layui-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 20px rgba(0, 0, 0, 0.2);
}
.voice-banner .banner-btns .layui-btn.layui-btn-primary {
  background: #fff;
  color: #333;
  border: none;
}
.voice-banner .banner-btns .layui-btn.layui-btn-primary:hover {
  background: #fff;
  box-shadow: 0 12px 20px rgba(0, 0, 0, 0.2);
}
.banner-btns {
  display: flex;
  justify-content: center;
  gap: 20px;
}
.banner-btns .layui-btn {
  min-width: 160px;
  height: 48px;
  line-height: 48px;
  font-size: 16px;
  transition: all 0.3s ease;
}
.banner-btns .layui-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}
.core-advantages {
  padding: 100px;
  position: relative;
  z-index: 10;
}
.core-advantages .advantage-card {
  background: linear-gradient(180deg, #fff 0%, #f8fafb 100%);
  border: 1px solid rgba(0, 0, 0, 0.05);
  padding: 50px 40px;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}
.core-advantages .advantage-card .icon {
  margin-bottom: 35px;
}
.core-advantages .advantage-card .icon img {
  width: 90px;
  height: 90px;
  border-radius: 25px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.core-advantages .advantage-card h3 {
  font-size: 26px;
  font-weight: 600;
  margin-bottom: 25px;
  letter-spacing: -0.3px;
  color: #1a202c;
}
.core-advantages .advantage-card p {
  font-size: 17px;
  line-height: 1.8;
  color: #4a5568;
  opacity: 0.9;
}
.core-advantages .advantage-card:hover {
  border-color: rgba(0, 134, 209, 0.2);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}
.core-advantages .advantage-card:hover .icon img {
  transform: scale(1.05) translateY(-5px);
}
.tech-features {
  padding: 120px 0;
  background: linear-gradient(180deg, #fff 0%, #f8fafb 100%);
  position: relative;
  overflow: hidden;
}
.tech-features::before {
  content: "";
  position: absolute;
  right: -10%;
  top: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 134, 209, 0.05) 0%, rgba(0, 180, 219, 0.02) 50%, rgba(255, 255, 255, 0) 70%);
  border-radius: 50%;
  z-index: 0;
}
.tech-features .feature-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 50px;
  margin-top: 60px;
}
.tech-features .feature-item {
  background: #fff;
  padding: 40px;
  border-radius: 20px;
  position: relative;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(0, 134, 209, 0.1);
}
.tech-features .feature-item .feature-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, rgba(0, 134, 209, 0.1) 0%, rgba(0, 180, 219, 0.1) 100%);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 25px;
  transition: all 0.3s ease;
}
.tech-features .feature-item .feature-icon i {
  font-size: 28px;
  background: linear-gradient(135deg, #0086d1 0%, #00b4db 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.tech-features .feature-item h3 {
  font-size: 24px;
  font-weight: 600;
  color: #1a202c;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.tech-features .feature-item h3 .number {
  font-size: 16px;
  font-weight: 500;
  color: #0086d1;
  background: rgba(0, 134, 209, 0.1);
  padding: 4px 12px;
  border-radius: 20px;
}
.tech-features .feature-item p {
  font-size: 16px;
  line-height: 1.8;
  color: #4a5568;
  margin-bottom: 25px;
}
.tech-features .feature-item .feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.tech-features .feature-item .feature-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 15px;
  color: #4a5568;
}
.tech-features .feature-item .feature-list li::before {
  content: "✓";
  color: #0086d1;
  font-weight: bold;
}
.tech-features .feature-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 25px 40px rgba(0, 134, 209, 0.1);
  border-color: rgba(0, 134, 209, 0.2);
}
.tech-features .feature-item:hover .feature-icon {
  transform: scale(1.1);
  background: linear-gradient(135deg, #0086d1 0%, #00b4db 100%);
}
.tech-features .feature-item:hover .feature-icon i {
  background: #fff;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
@media screen and (max-width: 768px) {
  .tech-features {
    padding: 80px 0;
  }
  .tech-features .feature-grid {
    grid-template-columns: 1fr;
    gap: 30px;
    margin-top: 40px;
  }
  .tech-features .feature-item {
    padding: 30px;
  }
  .tech-features .feature-item h3 {
    font-size: 20px;
  }
  .tech-features .feature-item h3 .number {
    font-size: 14px;
    padding: 3px 10px;
  }
  .tech-features .feature-item p {
    font-size: 15px;
    margin-bottom: 20px;
  }
  .tech-features .feature-item .feature-list li {
    font-size: 14px;
  }
}
.use-cases {
  padding: 100px 0;
  background: #fff;
}
.use-cases .case-card {
  background: #fff;
  padding: 45px 35px;
  border: 1px solid rgba(0, 0, 0, 0.05);
  border-radius: 16px;
  text-align: center;
  transition: all 0.3s ease;
}
.use-cases .case-card img {
  width: 110px;
  height: 110px;
  border-radius: 25px;
  margin-bottom: 35px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}
.use-cases .case-card h4 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: -0.3px;
  color: #1a202c;
}
.use-cases .case-card p {
  font-size: 16px;
  line-height: 1.8;
  color: #4a5568;
  opacity: 0.9;
}
.use-cases .case-card:hover {
  border-color: rgba(0, 134, 209, 0.2);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}
.try-demo {
  padding: 100px 0;
}
.try-demo .demo-wrapper {
  background: linear-gradient(135deg, #0086d1 0%, #00b4db 100%);
  padding: 100px 70px;
  border-radius: 35px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}
.try-demo .demo-wrapper::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,...") center / cover;
  opacity: 0.1;
}
.try-demo .demo-wrapper .demo-content {
  position: relative;
  z-index: 2;
}
.try-demo .demo-wrapper .demo-content p {
  font-size: 36px;
  font-weight: 600;
  letter-spacing: -0.5px;
  margin-bottom: 50px;
  color: #fff;
}
.try-demo .demo-wrapper .demo-btns .layui-btn {
  height: 54px;
  line-height: 54px;
  padding: 0 50px;
  font-size: 18px;
  border-radius: 27px;
  min-width: 180px;
  font-weight: 600;
  letter-spacing: 0.5px;
  border: none;
}
.try-demo .demo-wrapper .demo-btns .layui-btn:hover {
  transform: translateY(-2px);
  background: #fff;
  color: #0086d1;
  box-shadow: 0 12px 20px rgba(0, 0, 0, 0.2);
}
.try-demo .demo-wrapper .demo-btns .layui-btn.layui-btn-primary {
  background: rgba(255, 255, 255, 0.9);
  color: #333;
  backdrop-filter: blur(10px);
  border: none;
}
.try-demo .demo-wrapper .demo-btns .layui-btn.layui-btn-primary:hover {
  background: #fff;
  box-shadow: 0 12px 20px rgba(0, 0, 0, 0.2);
}
@keyframes wave {
  0% {
    background-position: 0;
  }
  100% {
    background-position: 1920px;
  }
}
.application-details {
  padding: 100px 0;
  background: linear-gradient(180deg, #fff 0%, #f8fafb 100%);
}
.application-details .app-item {
  margin-bottom: 120px;
}
.application-details .app-item:last-child {
  margin-bottom: 0;
}
.application-details .app-content {
  padding: 50px;
}
.application-details .app-content h3 {
  font-size: 34px;
  font-weight: 700;
  margin-bottom: 30px;
  letter-spacing: -0.5px;
  color: #1a202c;
  position: relative;
}
.application-details .app-content h3::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -15px;
  width: 80px;
  height: 5px;
  background: linear-gradient(135deg, #0086d1 0%, #00b4db 100%);
  border-radius: 2px;
}
.application-details .app-content .description {
  font-size: 17px;
  line-height: 1.8;
  color: #4a5568;
  margin-bottom: 45px;
  opacity: 0.9;
}
.application-details .app-content .feature-list li {
  font-size: 17px;
  margin-bottom: 25px;
  padding-left: 35px;
  position: relative;
}
.application-details .app-content .feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0086d1 0%, #00b4db 100%);
}
.application-details .app-image {
  border-radius: 25px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}
.application-details .app-image img {
  transition: all 0.5s ease;
}
.application-details .app-image img:hover {
  transform: scale(1.05);
}
.section-title {
  font-size: 40px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 70px;
  color: #1a202c;
  position: relative;
  letter-spacing: -0.5px;
}
.section-title::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -20px;
  transform: translateX(-50%);
  width: 100px;
  height: 5px;
  background: linear-gradient(135deg, #0086d1 0%, #00b4db 100%);
  border-radius: 2px;
}
@media screen and (max-width: 768px) {
  .voice-banner {
    padding: 100px 0 140px;
  }
  .voice-banner .banner-content h1 {
    font-size: 36px;
  }
  .voice-banner .banner-content .subtitle {
    font-size: 22px;
  }
  .voice-banner .banner-content .description {
    font-size: 16px;
  }
  .section-title {
    font-size: 28px;
    margin-bottom: 40px;
  }
  .core-advantages {
    margin-top: -40px;
  }
  .application-details .app-content {
    padding: 20px;
  }
  .application-details .app-content h3 {
    font-size: 26px;
  }
  .application-details .app-image {
    margin-top: 30px;
  }
  .try-demo .demo-wrapper {
    padding: 40px 20px;
  }
  .try-demo .demo-wrapper .demo-content p {
    font-size: 24px;
  }
}