* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Microsoft YaHei", Arial, sans-serif;
}

body {
  background-color: #f5f5f5;
  color: #333;
  line-height: 1.6;
  background-image: radial-gradient(circle at 10% 20%,
      rgba(100, 180, 255, 0.1) 0%,
      transparent 20%),
    radial-gradient(circle at 90% 80%,
      rgba(100, 220, 255, 0.1) 0%,
      transparent 20%);
  background-attachment: fixed;
}

a {
  text-decoration: none;
  color: inherit;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  position: relative;
}

.section {
  padding: 80px 0;
  position: relative;
}

.section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg,
      rgba(0, 102, 204, 0.03) 0%,
      rgba(0, 102, 204, 0) 100%);
  z-index: -1;
}

.section-title {
  text-align: center;
  margin-bottom: 30px;
  font-size: 36px;
  color: #333;
  position: relative;
  font-weight: 600;
  background: linear-gradient(90deg, #0066cc, #00aaff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  left: 50%;
  transform: translateX(-50%);
}

.section-title::after {
  content: "";
  display: block;
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #0066cc, #00aaff);
  margin: 15px auto 0;
  border-radius: 2px;
}

.section-desc {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px;
  color: #666;
  font-size: 18px;
  line-height: 1.8;
}

/* 导航样式 */
.nav-container {
  background: rgb(7 0 0 / 85%);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(10px) saturate(180%);
  -webkit-backdrop-filter: blur(10px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
  height: 80px;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  transition: transform 0.3s;
}

.logo:hover {
  transform: scale(1.05);
}

.logo img {
  height: 45px;
  margin-right: 10px;
}

.logo h1 {
  font-size: 22px;
  color: #333;
  font-weight: 600;
  background: linear-gradient(90deg, #0066cc, #00aaff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-menu {
  display: flex;
  list-style: none;
  height: 100%;
  gap: 40px;
}

.nav-item {
  position: relative;
  padding: 0 15px;
  height: 100%;
  display: flex;
  align-items: center;
}

.nav-link {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.9);
  font-size: 20px;
  font-weight: 500;
  display: flex;
  align-items: center;
  height: 100%;
  position: relative;
  transition: all 0.3s ease;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.nav-link:hover,
.nav-link.active {
  color: #fff;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, #0066cc, #00aaff);
  transition: width 0.3s ease;
  border-radius: 2px;
}

.nav-link:hover::after {
  width: 100%;
}

.nav-link.active::after {
  width: 100%;
}

/* 下拉菜单样式 */
.dropdown {
  position: absolute;
  top: 100%;
  left: -50%;
  transform: translateX(50%);
  background: rgba(255, 255, 255, 0.7);
  width: 220px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 0 0 8px 8px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 100;
  list-style: none;
  padding: 10px 0;
  backdrop-filter: blur(10px) saturate(180%);
  -webkit-backdrop-filter: blur(10px) saturate(180%);
  transform: translateY(10px);
}

.nav-item:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  padding: 12px 20px;
  transition: all 0.3s;
}

.dropdown-item:hover {
  background-color: rgba(0, 102, 204, 0.1);
}

.dropdown-item:last-child {
  border-bottom: none;
}

.dropdown-link {
  text-decoration: none;
  color: #555;
  display: block;
  transition: all 0.3s;
  font-size: 14px;
}

.dropdown-link:hover {
  color: #0066cc;
  padding-left: 5px;
}

.mobile-menu-btn {
  display: none;
  font-size: 24px;
  cursor: pointer;
  color: #fff;
  transition: color 0.3s;
}

.mobile-menu-btn:hover {
  color: #0066cc;
}

/* Banner轮播 */
.banner {
  position: relative;
  height: 600px;
  overflow: hidden;
  background-color: #0a192f;
}

.banner-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1s ease;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-align: center;
}

.banner-slide::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg,
      rgba(0, 102, 204, 0.7) 0%,
      rgba(0, 0, 0, 0.7) 100%);
}

.banner-slide.active {
  opacity: 1;
}

.banner-content {
  max-width: 900px;
  padding: 0 30px;
  position: relative;
  z-index: 1;
}

.banner-title {
  font-size: 48px;
  margin-bottom: 25px;
  font-weight: 600;
  /* text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5); */
  background: linear-gradient(90deg, #fff, #aad6ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.banner-desc {
  font-size: 20px;
  margin-bottom: 40px;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
  line-height: 1.8;
}

.btn {
  display: inline-block;
  padding: 14px 35px;
  background: linear-gradient(90deg, #0066cc, #00aaff);
  color: #fff;
  border-radius: 30px;
  font-size: 16px;
  font-weight: 500;
  transition: all 0.3s;
  box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, #00aaff, #0066cc);
  opacity: 0;
  transition: opacity 0.3s;
  z-index: -1;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 102, 204, 0.4);
  color: #fff;
}

.btn:hover::after {
  opacity: 1;
}

.btn i {
  margin-left: 8px;
  transition: transform 0.3s;
  position: relative;
}

.btn:hover i {
  transform: translateX(3px);
}

.banner-dots {
  position: absolute;
  bottom: 30px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 15px;
  z-index: 2;
}

.dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all 0.3s;
  position: relative;
}

.dot::after {
  content: "";
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  bottom: -4px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.3s;
}

.dot:hover::after {
  opacity: 1;
}

.dot.active {
  background-color: #fff;
  transform: scale(1.2);
}

/* 公司简介 */
.company-intro {
  background-color: #fff;
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}

.company-intro::before {
  content: "";
  position: absolute;
  top: -100px;
  right: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle,
      rgba(0, 170, 255, 0.1) 0%,
      rgba(0, 170, 255, 0) 70%);
  z-index: 0;
}

.company-intro::after {
  content: "";
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle,
      rgba(0, 102, 204, 0.1) 0%,
      rgba(0, 102, 204, 0) 70%);
  z-index: 0;
}

.company-profile {
  display: flex;
  align-items: center;
  left: 50%;
  transform: translateX(-50%);
  position: relative;
  min-height: 500px;
}

.company-image {
  width: 800px;
  height: 500px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  background: linear-gradient(135deg, #0066cc, #004d99);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 24px;
  z-index: 1;
}

.company-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s;
}

.company-image:hover img {
  transform: scale(1.05);
}

.company-text-box {
  position: absolute;
  right: -20px;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(255, 255, 255, 0.95);
  padding: 50px;
  width: 550px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
  border-radius: 12px;
  z-index: 2;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all 0.3s;
}

.company-text-box:hover {
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);
}

.company-name {
  font-size: 28px;
  margin-bottom: 25px;
  color: #0066cc;
  font-weight: 600;
  letter-spacing: 1px;
  position: relative;
}

.company-name::after {
  content: "";
  display: block;
  width: 70px;
  height: 4px;
  background: linear-gradient(90deg, #0066cc, #00aaff);
  margin-top: 20px;
  border-radius: 2px;
}

.company-description {
  color: #555;
  margin-bottom: 25px;
  line-height: 1.8;
  font-size: 16px;
  text-align: justify;
}

.company-text-box p:not(.company-description) {
  color: #666;
  margin-bottom: 0;
  line-height: 1.8;
  font-size: 15px;
  text-align: justify;
}

.more {
  width: 120px;
  height: 40px;
  border: 1px solid #0066cc;
  background-color: transparent;
  color: #0066cc;
  font-size: 15px;
  position: absolute;
  left: 400px;
  bottom: 30px;
  border-radius: 4px;
  transition: all 0.3s;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.more:hover {
  background-color: #0066cc;
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.more i {
  margin-left: 5px;
  transition: transform 0.3s;
}

.more:hover i {
  transform: translateX(3px);
}

/* 业务体系 */
.services {
  background-color: #f5f9ff;
  position: relative;
  overflow: hidden;
}

.services::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(circle at 20% 30%,
      rgba(0, 170, 255, 0.05) 0%,
      transparent 30%),
    radial-gradient(circle at 80% 70%,
      rgba(0, 102, 204, 0.05) 0%,
      transparent 30%);
  z-index: 0;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  position: relative;
  z-index: 1;
}

.service-card {
  background-color: #fff;
  border-radius: 12px;
  padding: 50px 40px;
  text-align: center;
  transition: all 0.4s;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(0, 102, 204, 0.1);
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, #0066cc, #00aaff);
  opacity: 0;
  transition: opacity 0.3s;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(0, 102, 204, 0.15);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  font-size: 60px;
  color: #0066cc;
  margin-bottom: 25px;
  transition: transform 0.3s;
}

.service-card:hover .service-icon {
  transform: scale(1.1);
}

.service-title {
  font-size: 26px;
  margin-bottom: 20px;
  color: #333;
  font-weight: 600;
  position: relative;
}

.service-title::after {
  content: "";
  display: block;
  width: 50px;
  height: 3px;
  background: linear-gradient(90deg, #0066cc, #00aaff);
  margin: 15px auto 0;
  border-radius: 2px;
  transition: width 0.3s;
}

.service-card:hover .service-title::after {
  width: 80px;
}

.service-desc {
  color: #666;
  font-size: 16px;
  line-height: 1.8;
}

/* 产品展示 */
.products {
  background-color: #fff;
  position: relative;
  overflow: hidden;
}

.products::before {
  content: "";
  position: absolute;
  top: -100px;
  right: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle,
      rgba(0, 170, 255, 0.1) 0%,
      rgba(0, 170, 255, 0) 70%);
  z-index: 0;
}

.product-slider {
  position: relative;
  padding: 20px 0;
}

.product-slide {
  display: none;
  align-items: center;
  gap: 60px;
  opacity: 0;
  transition: opacity 0.5s ease, transform 0.5s ease;
  transform: translateX(10px);
}

.product-slide.active {
  display: flex;
  justify-content: center;
  opacity: 1;
  transform: translateX(0);
}

.product-image {
  /* flex: 1; */
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s;
  position: relative;
}

/* .product-image:hover {
  transform: scale(1.02);
} */

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

.video-container {
  flex: 1;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
  position: relative;
  padding-bottom: 56.25%;
  /* 16:9 比例 */
  height: 0;
}

.video-container video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* .product-content {
  flex: 1;
} */

.product-title {
  font-size: 32px;
  margin-bottom: 25px;
  color: #333;
  font-weight: 600;
  position: relative;
}

.product-title::after {
  content: "";
  display: block;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, #0066cc, #00aaff);
  margin-top: 15px;
  border-radius: 2px;
}

.product-features {
  margin-bottom: 40px;
}

.product-feature {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
}

.feature-icon {
  color: #0066cc;
  margin-right: 15px;
  font-size: 20px;
  flex-shrink: 0;
  margin-top: 3px;
}

.feature-text {
  color: #555;
  line-height: 1.7;
}

.product-dots {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 50px;
}

.product-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: #ddd;
  cursor: pointer;
  transition: all 0.3s;
  position: relative;
}

.product-dot::after {
  content: "";
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  bottom: -4px;
  border: 1px solid rgba(0, 102, 204, 0.3);
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.3s;
}

.product-dot:hover::after {
  opacity: 1;
}

.product-dot.active {
  background: linear-gradient(90deg, #0066cc, #00aaff);
  transform: scale(1.2);
}

/* 合作伙伴 */
.partners {
  padding: 60px 0;
  background-color: #fff;
}

.partner-slider {
  position: relative;
  width: 100%;
  overflow: hidden;
  margin-top: 40px;
}

.partner-track {
  display: flex;
  align-items: center;
  gap: 50px;
  padding: 20px 0;
  will-change: transform;
}

.partner-logo {
  flex: 0 0 200px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
}

.partner-logo img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  opacity: 0.9;
  transition: all 0.3s ease;
}

.partner-logo:hover img {
  opacity: 1;
  transform: scale(1.05);
}

@media (max-width: 768px) {
  .partner-logo {
    flex: 0 0 150px;
    height: 80px;
  }
  
  .partner-track {
    gap: 30px;
  }
}

/* 自定义样式 */
.date-tag {
  background-color: rgba(255, 255, 255, 0.9);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.more-box {
  clip-path: polygon(0 0, 100% 0, 100% 70%, 0 70%);
  transition: all 0.3s ease;
  left: 20px;
  width: 280px;
  background: linear-gradient(to right, #69b9ff, #4e96ff);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.more-box:hover {
  transform: translateY(-5px);
  background: linear-gradient(to right, #4e96ff, #3a80ff);
}

.news-item:hover {
  background-color: #f9fafb;
}

.left-content {
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(5px);
  border-radius: 8px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

/* AI元素 */
.ai-element {
  position: absolute;
  width: 100px;
  height: 100px;
  background: radial-gradient(circle,
      rgba(0, 170, 255, 0.1) 0%,
      rgba(0, 170, 255, 0) 70%);
  border-radius: 50%;
  z-index: 0;
}

.ai-element-1 {
  top: 10%;
  left: 10%;
  animation: float 6s ease-in-out infinite;
}

.ai-element-2 {
  bottom: 15%;
  right: 15%;
  animation: float 8s ease-in-out infinite 2s;
}

.ai-element-3 {
  top: 30%;
  right: 20%;
  animation: float 7s ease-in-out infinite 1s;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0) translateX(0);
  }

  50% {
    transform: translateY(-20px) translateX(10px);
  }
}

/* 页脚 */
.footer {
  background-color: #0a192f;
  color: #fff;
  padding: 80px 0 30px;
  position: relative;
}

.footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(circle at 20% 30%,
      rgba(0, 170, 255, 0.05) 0%,
      transparent 30%),
    radial-gradient(circle at 80% 70%,
      rgba(0, 102, 204, 0.05) 0%,
      transparent 30%);
  z-index: 0;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 50px;
  position: relative;
  z-index: 1;
}

.footer-column h3 {
  font-size: 20px;
  margin-bottom: 25px;
  position: relative;
  padding-bottom: 10px;
  font-weight: 500;
}

/* .footer-column h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 3px;
            background: linear-gradient(90deg, #0066cc, #00aaff);
            border-radius: 2px;
        } */

.footer-logo {
  display: flex;
  align-items: center;
  margin-bottom: 25px;
}

.footer-logo img {
  height: 45px;
  margin-right: 12px;
}

.footer-logo-text {
  font-size: 22px;
  font-weight: 600;
  background: linear-gradient(90deg, #fff, #aad6ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.footer-about {
  margin-bottom: 25px;
  color: #aaa;
  font-size: 15px;
  line-height: 1.8;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  margin-bottom: 15px;
  color: #aaa;
  font-size: 15px;
  line-height: 1.6;
}

.footer-contact-item i {
  margin-right: 12px;
  color: #00aaff;
  font-size: 18px;
  width: 20px;
}

.footer-links {
  list-style: none;
}

.footer-link-item {
  margin-bottom: 12px;
}

.footer-link {
  color: #aaa;
  font-size: 15px;
  transition: all 0.3s;
  display: block;
  padding: 8px 0;
  position: relative;
  padding-left: 0;
}

.footer-link::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, #0066cc, #00aaff);
  transition: width 0.3s;
}

.footer-link:hover {
  color: #fff;
  padding-left: 10px;
}

.footer-link:hover::before {
  width: 100%;
}

.footer-news-item {
  margin-bottom: 20px;
}

.footer-news-title {
  color: #fff;
  font-size: 15px;
  margin-bottom: 5px;
  transition: color 0.3s;
  display: block;
  line-height: 1.5;
}

.footer-news-title:hover {
  color: #00aaff;
}

.footer-news-date {
  color: #666;
  font-size: 13px;
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  margin-top: 50px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #666;
  font-size: 14px;
  position: relative;
  z-index: 1;
}

/* 返回顶部按钮 */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #0066cc, #00aaff);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
  box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
  z-index: 999;
}

.back-to-top.active {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 102, 204, 0.4);
}

/* 响应式设计 */
@media (max-width: 1200px) {
  .company-text-box {
    right: 200px;
    width: 500px;
    padding: 40px;
  }

  .more {
    left: 350px;
  }
}

@media (max-width: 992px) {
  .mobile-menu-btn {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 80%;
    max-width: 350px;
    height: calc(100vh - 80px);
    background-color: rgba(255, 255, 255, 0.95);
    flex-direction: column;
    align-items: flex-start;
    padding: 30px 0;
    transition: left 0.3s ease;
    box-shadow: 5px 0 20px rgba(0, 0, 0, 0.1);
    z-index: 100;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-item {
    width: 100%;
    padding: 0;
    height: auto;
  }

  .nav-link {
    padding: 18px 25px;
    width: 100%;
    font-size: 17px;
  }

  .dropdown {
    position: static;
    width: 100%;
    box-shadow: none;
    opacity: 1;
    max-height: 0;
    overflow: hidden;
    visibility: visible;
    transition: max-height 0.3s ease;
    background-color: rgba(0, 0, 0, 0.03);
    border-radius: 0;
  }

  .nav-item:hover .dropdown {
    max-height: 500px;
  }

  .dropdown-item {
    padding-left: 40px;
  }

  .banner {
    height: 500px;
  }

  .banner-title {
    font-size: 36px;
  }

  .banner-desc {
    font-size: 18px;
  }

  .company-profile {
    flex-direction: column;
    min-height: auto;
  }

  .company-image {
    width: 100%;
    height: 400px;
    margin-bottom: 30px;
  }

  .company-text-box {
    position: static;
    transform: none;
    width: 100%;
    right: auto;
    top: auto;
  }

  .more {
    position: static;
    margin-top: 30px;
  }

  .service-grid {
    grid-template-columns: 1fr;
  }

  .product-slide {
    flex-direction: column;
  }

  .footer-content {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .section {
    padding: 70px 0;
  }

  .section-title {
    font-size: 30px;
  }

  .section-desc {
    font-size: 16px;
  }

  .banner {
    height: 450px;
  }

  .banner-title {
    font-size: 30px;
  }

  .banner-desc {
    font-size: 16px;
  }

  .btn {
    padding: 12px 30px;
  }

  .company-image {
    height: 350px;
  }

  .service-card {
    padding: 40px 30px;
  }

  .service-icon {
    font-size: 50px;
  }

  .service-title {
    font-size: 22px;
  }

  .product-title {
    font-size: 26px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .news-card {
    flex-direction: column;
  }

  .left-news {
    min-height: auto;
  }

  .more-box {
    width: 240px;
    height: 80px;
  }
}

@media (max-width: 576px) {
  .section {
    padding: 60px 0;
  }

  .section-title {
    font-size: 28px;
  }

  .banner {
    height: 400px;
  }

  .banner-title {
    font-size: 26px;
    margin-bottom: 15px;
  }

  .banner-desc {
    font-size: 15px;
    margin-bottom: 25px;
  }

  .company-name {
    font-size: 24px;
  }

  .company-description {
    font-size: 15px;
  }

  .product-title {
    font-size: 24px;
  }

  .feature-text {
    font-size: 15px;
  }

  .partner-logo {
    width: 160px;
    height: 80px;
  }
}

/* 新闻资讯部分 */
.news-section {
  padding: 80px 0 150px;
  background-color: #f5f9ff;
}

.news-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(circle at 10% 20%, rgba(0, 170, 255, 0.05) 0%, transparent 30%), radial-gradient(circle at 90% 80%, rgba(0, 102, 204, 0.05) 0%, transparent 30%);
  z-index: 0;
}

.news-content {
  display: flex;
  margin-top: 40px;
  z-index: 2;
  position: relative;
}

/* 左侧新闻大图 */
.news-main {
  flex: 1;
  position: relative;
  background-color: #fff;
  height: 100%;
  z-index: 2;
}

.news-image {
  width: 100%;
  height: 260px;
  overflow: hidden;
}

.news-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.news-main-content {
  padding:  30px;
  position: relative;
}

.news-date {
  position: absolute;
  top: -60px;
  right: 20px;
  background-color: #333;
  color: #fff;
  padding: 15px;
  text-align: center;
  min-width: 100px;
}

.news-date .year {
  font-size: 18px;
  font-weight: bold;
}

.news-date .day {
  font-size: 14px;
  margin-top: 5px;
}

.news-title {
  font-size: 22px;
  font-weight: bold;
  margin-bottom: 15px;
  color: #333;
}

.news-desc {
  color: #666;
  line-height: 1.6;
}

/* 右侧新闻列表 */
.news-list {
  flex: 1;
  background-color: #fff;
  border: #aaa 1px solid;
  padding: 30px;
}

.news-item {
  display: flex;
  padding-bottom: 25px;
  margin-bottom: 25px;
  border-bottom: 1px dashed #ddd;
}

.news-item:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.news-item-date {
  min-width: 80px;
  text-align: center;
  margin-right: 20px;
}

.news-item-date .year {
  font-size: 16px;
  font-weight: bold;
  color: #333;
}

.news-item-date .day {
  font-size: 14px;
  color: #666;
  margin-top: 5px;
}

.news-item-content {
  flex: 1;
}

.news-item-title {
  z-index: 2;
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 10px;
  color: #333;
}

.news-item-desc {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
}

/* 更多资讯按钮 */
.more-news-btn {
  z-index: 1;
  position: absolute;
  bottom: 0;
}

.more-news-btn a {
  display: inline-block;
  color: #1e88e5;
  padding: 12px 25px;
  font-size: 16px;
  line-height: 170px;
  font-weight: bold;
  text-align: center;
  text-decoration: none;
  transition: all 0.3s ease;
  width: 200px;
  height: 130px;
}

.more-news-btn a i {
  margin-left: 8px;
}

/* 响应式适配 */
@media (max-width: 992px) {
  .news-content {
    flex-direction: column;
  }

  .news-main,
  .news-list {
    width: 100%;
  }
}

@media (max-width: 768px) {
  .news-item {
    flex-direction: column;
  }

  .news-item-date {
    margin-right: 0;
    margin-bottom: 10px;
    text-align: left;
  }
}

/* 产品按钮区域 */
.product-buttons {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.btn-video {
  background: linear-gradient(90deg, #00aa55, #00cc66);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-video::after {
  background: linear-gradient(90deg, #00cc66, #00aa55);
}

.btn-video i {
  margin-right: 8px;
  margin-left: 0;
  font-size: 18px;
}

/* 视频弹出层 */
.video-modal {
  display: none;
  position: fixed;
  z-index: 1100;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}

.video-modal-content {
  position: relative;
  margin: 5% auto;
  padding: 0;
  width: 80%;
  max-width: 1000px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 12px;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
  animation: fadeInUp 0.5s;
}

.video-close {
  position: absolute;
  top: -40px;
  right: 0;
  color: #fff;
  font-size: 32px;
  font-weight: bold;
  cursor: pointer;
  transition: color 0.3s;
  z-index: 1110;
}

.video-close:hover {
  color: #00aaff;
}

.video-player {
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 比例 */
  position: relative;
  border-radius: 12px;
  overflow: hidden;
}

.video-player video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background-color: #000;
}

body.modal-open {
  overflow: hidden;
}

/* 视频弹出层动画 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 响应式调整 */
@media (max-width: 768px) {
  .video-modal-content {
    width: 95%;
    margin: 10% auto;
  }
  
  .product-buttons {
    flex-direction: column;
  }
}

 /* 侧边悬浮栏 - 椭圆形 */
 .side-toolbar {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
  background-color: white;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
  border-radius: 50px 0 0 50px;
  overflow: hidden;
  padding: 15px 5px;
}

/* 圆形图标容器 */
.tool-item {
  position: relative;
  width: 50px;
  height: 50px;
  margin: 8px 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  border-radius: 50%;
  background-size: cover;
  background-position: center;
  background-color: #f8f9fa;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

/* 图标样式 */
.tool-icon {
  font-size: 20px;
  color: #555;
  transition: all 0.3s ease;
}

.tool-item:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.tool-item:hover img {
  color: #007bff;
}

/* 工具提示 */
.tooltip {
  position: absolute;
  right: 60px;
  top: 50%;
  transform: translateY(-50%);
  background-color: #333;
  color: white;
  padding: 6px 12px;
  border-radius: 5px;
  font-size: 14px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  pointer-events: none;
}

.tool-item:hover .tooltip {
  opacity: 1;
  visibility: visible;
}

/* 客服对话框 */
.chat-box,
.feedback-form,
.hotline-box,
.follow-box {
  position: fixed;
  right: 80px;
  background-color: white;
  border-radius: 15px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  z-index: 1000;
  visibility: hidden;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s ease;
}

.chat-box {
  bottom: 80px;
  width: 350px;
}

.feedback-form {
  bottom: 20px;
  width: 400px;
  padding: 25px;
}

.hotline-box,
.follow-box {
  top: 50%;
  transform: translateY(-50%);
  width: 350px;
  padding: 25px;
}

.chat-header {
  background-color: #007bff;
  color: white;
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-radius: 15px 15px 0 0;
}

.chat-title {
  font-size: 18px;
  font-weight: bold;
}

.chat-close {
  cursor: pointer;
  font-size: 20px;
  transition: transform 0.2s ease;
}

.chat-close:hover {
  transform: scale(1.2);
}

.chat-body {
  padding: 20px;
  height: 350px;
  overflow-y: auto;
  border-bottom: 1px solid #e0e0e0;
}

.chat-message {
  margin-bottom: 15px;
  display: flex;
}

.chat-message.agent {
  justify-content: flex-start;
}

.chat-message.user {
  justify-content: flex-end;
}

.message-content {
  max-width: 80%;
  padding: 10px 15px;
  border-radius: 18px;
  font-size: 14px;
  line-height: 1.5;
}

.agent .message-content {
  background-color: #f0f0f0;
  color: #333;
  border-top-left-radius: 5px;
}

.user .message-content {
  background-color: #007bff;
  color: white;
  border-top-right-radius: 5px;
}

.chat-footer {
  padding: 15px 20px;
  display: flex;
}

.chat-input {
  flex: 1;
  padding: 10px 12px;
  border: 1px solid #ccc;
  border-radius: 20px;
  outline: none;
  transition: border-color 0.3s ease;
}

.chat-input:focus {
  border-color: #007bff;
}

.chat-send {
  margin-left: 10px;
  padding: 10px 20px;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.chat-send:hover {
  background-color: #0056b3;
  transform: translateY(-2px);
}

/* 二维码弹窗 */
.qr-popup {
  position: absolute;
  right: 60px;
  top: 50%;
  transform: translateY(-50%);
  background-color: white;
  padding: 20px;
  border-radius: 15px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  z-index: 100;
  width: 200px;
  display: none; /* 默认隐藏 */
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.qr-popup.active {
  display: block;
  opacity: 1;
  visibility: visible;
}

.qr-popup img {
  width: 160px;
  height: 160px;
  display: block;
  margin: 0 auto;
  border-radius: 10px;
}

.qr-popup p {
  text-align: center;
  margin-top: 15px;
  font-size: 14px;
  color: #666;
  font-weight: 500;
}

/* 工具项悬停效果 */
.tool-item:hover .qr-popup {
  display: block;
  opacity: 1;
  visibility: visible;
}

/* 反馈表单 */
.feedback-form {
  position: fixed;
  right: 80px;
  bottom: 20px;
  width: 400px;
  background-color: white;
  border-radius: 15px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  z-index: 1000;
  opacity: 0;
  transition: all 0.3s ease;
  padding: 25px;
  transform: translateY(20px);
}

.feedback-form.show {
  opacity: 1;
  transform: translateY(0);
}

.feedback-header {
  margin-bottom: 25px;
  padding-bottom: 15px;
  border-bottom: 1px solid #e0e0e0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.feedback-title {
  font-size: 20px;
  color: #007bff;
  font-weight: bold;
}

.feedback-close {
  cursor: pointer;
  font-size: 22px;
  color: #999;
  transition: transform 0.2s ease;
}

.feedback-close:hover {
  transform: scale(1.2);
  color: #555;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-size: 16px;
  color: #333;
  font-weight: 500;
}

.form-input {
  width: 100%;
  padding: 12px 1px;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 15px;
  transition: border-color 0.3s ease;
}

.form-input:focus {
  border-color: #007bff;
  outline: none;
}

.form-textarea {
  width: 100%;
  height: 120px;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 15px;
  resize: none;
  transition: border-color 0.3s ease;
}

.form-textarea:focus {
  border-color: #007bff;
  outline: none;
}

.form-submit {
  width: 100%;
  padding: 12px;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 500;
  transition: all 0.3s ease;
}

.form-submit:hover {
  background-color: #0056b3;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* 通用对话框样式 */
.dialog-box {
  position: fixed;
  right: 80px;
  bottom: 220px;
  transform: translateY(-50%);
  width: 350px;
  background-color: white;
  border-radius: 15px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  z-index: 1000;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.dialog-box.show {
  display: block;
  opacity: 1;
}

.dialog-header {
  background-color: #007bff;
  color: white;
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-radius: 15px 15px 0 0;
}

.dialog-title {
  font-size: 18px;
  font-weight: bold;
}

.dialog-close {
  cursor: pointer;
  font-size: 20px;
  transition: transform 0.2s ease;
}

.dialog-close:hover {
  transform: scale(1.2);
}

.dialog-body {
  padding: 25px;
}

/* 二维码容器样式 */
.qr-container {
  text-align: center;
  margin-bottom: 20px;
}

.qr-container img {
  width: 200px;
  height: 200px;
  border-radius: 10px;
  margin-bottom: 15px;
}

.qr-container p {
  color: #666;
  font-size: 14px;
}

.contact-item,
.social-item {
  display: flex;
  align-items: center;
  margin-bottom: 15px;
  color: #333;
}

.contact-item i,
.social-item i {
  font-size: 18px;
  color: #007bff;
  margin-right: 10px;
  width: 20px;
  text-align: center;
}

.contact-item:last-child,
.social-item:last-child {
  margin-bottom: 0;
}

/* 响应式调整 */
@media (max-width: 768px) {
  .dialog-box {
    width: 90%;
    right: 5%;
    max-width: 350px;
  }
}