body { 
  font-family: 'Roboto', 'Noto Sans SC', Arial, sans-serif; 
  background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('tech-bg.webp');
  background-size: 100% auto;
  background-position: center 30%;
  background-repeat: no-repeat;
  background-attachment: fixed;
  color: #222; 
  margin: 0; 
  min-height: 100vh;
  overflow-x: hidden;
  overflow-y: auto;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}

/* 通用文本样式 */
.section-title {
  color: #ffffff;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

.hero-title {
  color: #ffffff;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

.hero-subtitle {
  color: #ffffff;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.vision-title {
  color: #ffffff;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.vision-text {
  color: #ffffff;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.advantages-intro p {
  color: #ffffff;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.tech-section h3 {
  color: #ffffff;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.service-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.9));
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.service-card h3 {
  color: #1e3c72;
}

.service-card li {
  color: #333;
}

.contact-table {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.9));
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.pricing-list li {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.9));
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.mission-item {
  color: #333333;
  text-shadow: none;
}

.header { 
  position: relative;
  padding: 20px 8vw; 
  display: flex; 
  align-items: center; 
  justify-content: space-between; 
  z-index: 100;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
}

.logo { 
  font-size: 2.8rem; 
  color: #1e3c72; 
  font-weight: 700; 
  letter-spacing: 2px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

/* 导航菜单样式 */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-item {
  margin: 0 12px;
  text-decoration: none;
  color: #fff;
  font-weight: 500;
  transition: all 0.3s ease;
  transform: scale(1.08);
}

.hexagon {
  width: 108px;
  height: 62px;
  background: linear-gradient(135deg, #3366FF, #FF6600);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: all 0.3s ease;
  transform: scale(1.08);
}

.hexagon::before {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  right: 2px;
  bottom: 2px;
  background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  z-index: -1;
}

.hexagon span {
  color: #fff;
  font-size: 1.08rem;
  font-weight: 600;
  text-align: center;
  z-index: 1;
  transition: all 0.3s ease;
}

.nav-item:hover .hexagon {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 25px rgba(30, 60, 114, 0.3);
}

.nav-item:hover .hexagon::before {
  background: linear-gradient(135deg, #e91e63, #1e3c72);
}

.nav-item:hover .hexagon span {
  color: white;
}

.nav-item.active .hexagon {
  background: linear-gradient(135deg, #1e3c72, #e91e63);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(30, 60, 114, 0.3);
}

.nav-item.active .hexagon::before {
  background: linear-gradient(135deg, #1e3c72, #e91e63);
}

.nav-item.active .hexagon span {
  color: white;
}

/* 语言切换按钮样式 */
.language-toggle {
  position: relative;
  padding: 12px 24px;
  font-size: 1rem;
  font-weight: 600;
  color: #ffffff;
  background: linear-gradient(135deg, #FF6B35, #3366FF);
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  letter-spacing: 0.5px;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.language-toggle::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.5s ease;
}

.language-toggle:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
  background: linear-gradient(135deg, #FF5722, #2196F3);
}

.language-toggle:hover::before {
  left: 100%;
}

.language-toggle:active {
  transform: translateY(0) scale(0.98);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

/* 响应式设计 */
@media (max-width: 768px) {
  .language-toggle {
    padding: 10px 20px;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .language-toggle {
    padding: 8px 16px;
    font-size: 0.85rem;
  }
}


/* 主要内容区域 */
.main-content {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* 区块样式 */
.section {
  padding: 0 8vw;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease;
  position: relative;
}

/* 优势页面特殊处理，增加高度以容纳技术优势部分 */
.section[data-section="advantages"] {
  min-height: 120vh;
  align-items: flex-start;
  padding-top: 10vh;
}

.section.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 首页区块 */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4vw;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease 0.2s;
  position: relative;
}

.section.visible .hero-section {
  opacity: 1;
  transform: translateY(0);
}

.hero-content {
  text-align: center;
  max-width: 1200px;
  width: 100%;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease 0.4s;
}

.section.visible .hero-content {
  opacity: 1;
  transform: translateY(0);
}

/* 粒子效果容器 */
.hero-title-container {
  position: relative;
  display: inline-block;
  margin-bottom: 20px;
}

.particles-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 10;
}

.hero-title {
  font-size: 5rem;
  margin-bottom: 0;
  background: linear-gradient(135deg, #4a90e2, #ff6b9d);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
  letter-spacing: 2px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease 0.6s;
  position: relative;
  z-index: 5;
}

.section.visible .hero-title {
  opacity: 1;
  transform: translateY(0);
}

.hero-subtitle {
  font-size: 2rem;
  color: #ffffff;
  margin-bottom: 40px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease 0.8s;
}

.section.visible .hero-subtitle {
  opacity: 1;
  transform: translateY(0);
}

.vision-section {
  background: linear-gradient(135deg, rgba(0, 20, 60, 0.7), rgba(0, 30, 80, 0.65));
  border-radius: 16px;
  padding: 40px;
  margin-bottom: 40px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(0, 102, 255, 0.3);
  backdrop-filter: blur(10px);
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease 1s;
  width: 98%;
  max-width: none;
  margin-left: auto;
  margin-right: auto;
}

.section.visible .vision-section {
  opacity: 1;
  transform: translateY(0);
}

.vision-title {
  font-size: 2.2rem;
  color: #ffffff;
  margin-bottom: 20px;
  text-align: center;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.vision-text {
  font-size: 1.3rem;
  line-height: 1.8;
  color: #ffffff;
  margin-bottom: 30px;
  text-align: left;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.mission-vision {
  display: grid;
  gap: 20px;
}

.mission-item {
  background: #ffffff;
  padding: 20px;
  border-radius: 12px;
  border-left: 4px solid #0066FF;
  font-size: 1.2rem;
  line-height: 1.6;
  color: #333333;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.highlight {
  font-weight: 700;
  color: #0066FF;
  text-shadow: 0 0 10px rgba(0, 102, 255, 0.5);
}






/* 服务页面样式 */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 25px;
  margin-top: 40px;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease 0.4s;
}

.section.visible .services-grid {
  opacity: 1;
  transform: translateY(0);
}

.service-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.85), rgba(255, 255, 255, 0.8));
  border-radius: 12px;
  padding: 30px;
  border: 1px solid rgba(0, 102, 255, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  backdrop-filter: blur(5px);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.service-card h3 {
  color: #1e3c72;
  font-size: 1.4rem;
  margin-bottom: 20px;
  font-weight: 600;
}

.service-card ul {
  list-style: none;
  padding: 0;
}

.service-card li {
  padding: 8px 0;
  color: #333;
  position: relative;
  padding-left: 25px;
  line-height: 1.6;
}

.service-card li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #e91e63;
  font-weight: bold;
  font-size: 1.1rem;
}

.clickable-card {
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.clickable-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 15px 40px rgba(0, 102, 255, 0.3);
  border-color: rgba(0, 102, 255, 0.4);
}

.clickable-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transition: left 0.5s ease;
}

.clickable-card:hover::before {
  left: 100%;
}

.learn-more {
  margin-top: 15px;
  color: #1e3c72;
  font-weight: 600;
  font-size: 1rem;
  text-align: center;
  padding: 8px 16px;
  background: linear-gradient(135deg, rgba(0, 102, 255, 0.1), rgba(233, 30, 99, 0.1));
  border-radius: 20px;
  border: 1px solid rgba(0, 102, 255, 0.3);
  transition: all 0.3s ease;
}

.clickable-card:hover .learn-more {
  background: linear-gradient(135deg, rgba(0, 102, 255, 0.2), rgba(233, 30, 99, 0.2));
  border-color: rgba(0, 102, 255, 0.5);
  transform: scale(1.05);
}

/* 其他区块样式 */
.section-content {
  background: linear-gradient(135deg, rgba(0, 20, 60, 0.7), rgba(0, 30, 80, 0.65));
  border-radius: 20px;
  padding: 60px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(0, 102, 255, 0.3);
  width: 90%;
  max-width: none;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
  backdrop-filter: blur(10px);
}

.section.visible .section-content {
  opacity: 1;
  transform: translateY(0);
}

/* 优势页面的section-content特殊处理 */
.section[data-section="advantages"] .section-content {
  max-height: 110vh;
  overflow-y: auto;
  padding: 40px 60px;
}

.section-title {
  font-size: 3.2rem;
  color: #ffffff;
  font-weight: 700;
  margin-bottom: 50px;
  text-align: center;
  background: linear-gradient(135deg, #ffffff, #66b3ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.8s ease 0.2s;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.section.visible .section-title {
  opacity: 1;
  transform: translateY(0);
}



/* 优势区块 */
.advantages-intro {
  text-align: center;
  margin-bottom: 40px;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease 0.4s;
}

.section.visible .advantages-intro {
  opacity: 1;
  transform: translateY(0);
}

.advantages-intro p {
  font-size: 1.3rem;
  color: #ffffff;
  line-height: 1.8;
  max-width: 900px;
  margin: 0 auto;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  margin-bottom: 80px;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease 0.6s;
}

.section.visible .advantages-grid {
  opacity: 1;
  transform: translateY(0);
}

.advantage-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0.7));
  border-radius: 16px;
  padding: 30px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  transition: all 0.3s ease;
  text-align: center;
  border: 1px solid rgba(0, 102, 255, 0.2);
  backdrop-filter: blur(5px);
  position: relative;
  cursor: pointer;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.advantage-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 102, 255, 0.3);
  border-color: rgba(0, 102, 255, 0.4);
}

.advantage-card.clicked {
  background: linear-gradient(135deg, rgba(255, 182, 193, 0.9), rgba(255, 192, 203, 0.8));
  border-color: rgba(255, 105, 180, 0.6);
  min-height: 320px;
  transition: all 0.4s ease;
}

.advantage-card .card-content {
  transition: all 0.4s ease;
  opacity: 1;
  transform: translateY(0);
  padding-right: 60px;
}

.advantage-card.clicked .card-content {
  opacity: 0;
  transform: translateY(-20px);
  position: absolute;
  top: 30px;
  left: 30px;
  right: 90px;
}

.advantage-card .card-description {
  position: absolute;
  top: 30px;
  left: 30px;
  right: 90px;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s ease 0.2s;
  pointer-events: none;
  color: #333;
  line-height: 1.6;
  font-size: 0.95rem;
  text-align: left;
}

.advantage-card.clicked .card-description {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}



.advantage-card h3 {
  color: #1e3c72;
  font-size: 1.5rem;
  margin: 0;
  font-weight: 600;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
  text-align: center;
  width: 100%;
}

.card-back p {
  color: #333;
  line-height: 1.6;
  font-size: 1.2rem;
  text-align: center;
  margin: 0;
  width: 100%;
  max-width: 90%;
}

.advantage-card p {
  color: #333;
  line-height: 1.6;
  font-size: 1.2rem;
}

/* 机械风指示器 */
.mechanical-indicator {
  position: absolute;
  top: -5px;
  right: 5px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  z-index: 10;
  pointer-events: none;
}

.gear-icon {
  font-size: 2.5rem;
  animation: pulse 2s ease-in-out infinite;
  opacity: 0.9;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

.status-light {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #00ff00;
  box-shadow: 0 0 10px #00ff00;
  animation: pulse 2s ease-in-out infinite;
}

/* 机械细节线条 */
.mechanical-details {
  position: absolute;
  bottom: 15px;
  left: 15px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  z-index: 10;
  pointer-events: none;
}

.detail-line {
  width: 20px;
  height: 2px;
  background: linear-gradient(90deg, #0066FF, #e91e63);
  border-radius: 1px;
  animation: scan 1.5s ease-in-out infinite;
}

.detail-line:nth-child(2) {
  animation-delay: 0.5s;
}

.detail-line:nth-child(3) {
  animation-delay: 1s;
}

/* 机械风动画 */
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes scan {
  0%, 100% { opacity: 0.3; transform: scaleX(0.5); }
  50% { opacity: 1; transform: scaleX(1); }
}

/* 技术部分 */
.tech-section {
  margin-top: 80px;
  margin-bottom: 100px;
  padding: 40px 0;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease 0.8s;
}

.section.visible .tech-section {
  opacity: 1;
  transform: translateY(0);
}

.tech-section h3 {
  text-align: center;
  font-size: 1.4rem;
  color: #ffffff;
  margin-bottom: 50px;
  line-height: 1.6;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.tech-section .highlight {
  color: #e91e63;
  font-weight: 600;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease 1s;
}

.section.visible .tech-grid {
  opacity: 1;
  transform: translateY(0);
}

.tech-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0.7));
  border-radius: 12px;
  padding: 25px;
  border: 1px solid rgba(0, 102, 255, 0.2);
  transition: all 0.3s ease;
  backdrop-filter: blur(5px);
  position: relative;
  cursor: pointer;
  min-height: 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  z-index: 10;
  user-select: none;
  overflow: hidden;
}

.tech-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 102, 255, 0.3);
  border-color: rgba(0, 102, 255, 0.4);
}

.tech-card.clicked {
  background: linear-gradient(135deg, rgba(255, 182, 193, 0.9), rgba(255, 192, 203, 0.8));
  border-color: rgba(255, 105, 180, 0.6);
  min-height: 300px;
  transition: all 0.4s ease;
}

.tech-card .card-content {
  transition: all 0.4s ease;
  opacity: 1;
  transform: translateY(0);
  padding-right: 60px;
}

.tech-card.clicked .card-content {
  opacity: 0;
  transform: translateY(-20px);
  position: absolute;
  top: 25px;
  left: 25px;
  right: 85px;
}

.tech-card .card-description {
  position: absolute;
  top: 25px;
  left: 25px;
  right: 85px;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s ease 0.2s;
  pointer-events: none;
  color: #333;
  line-height: 1.6;
  font-size: 0.95rem;
  text-align: left;
}

.tech-card.clicked .card-description {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}



.tech-card h4 {
  color: #1e3c72;
  font-size: 1.2rem;
  margin: 0;
  font-weight: 600;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
  text-align: center;
  width: 100%;
}

.tech-card p {
  color: #333;
  line-height: 1.6;
  font-size: 1rem;
  text-align: center;
  margin: 0;
  width: 100%;
  max-width: 90%;
}

.advantage-card ul {
  list-style: none;
  padding: 0;
}

.advantage-card li {
  margin-bottom: 12px;
  padding-left: 20px;
  position: relative;
  line-height: 1.6;
}

.advantage-card li:before {
  content: "✓";
  color: #e91e63;
  font-weight: bold;
  position: absolute;
  left: 0;
}

/* 公司信息区块 */
.company-info-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-top: 40px;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease 0.4s;
}



.section.visible .company-info-container {
  opacity: 1;
  transform: translateY(0);
}

.company-info {
  display: flex;
  justify-content: center;
}

.company-logo {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
  position: relative;
}

.company-logo::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 120%;
  height: 120%;
  background: radial-gradient(circle, rgba(0, 102, 255, 0.1) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  border-radius: 50%;
  z-index: -1;
  animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.3;
  }
  50% {
    transform: translate(-50%, -50%) scale(1.1);
    opacity: 0.6;
  }
}

.company-logo-img {
  max-width: 100%;
  height: auto;
  filter: drop-shadow(0 8px 16px rgba(0, 102, 255, 0.3));
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 15px;
  padding: 15px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 102, 255, 0.2);
  position: relative;
  overflow: hidden;
}

.company-logo-img::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg, transparent, rgba(0, 102, 255, 0.1), transparent);
  transform: rotate(45deg);
  transition: all 0.6s ease;
  opacity: 0;
}

.company-logo-img:hover {
  transform: scale(1.08) translateY(-5px);
  filter: drop-shadow(0 12px 24px rgba(0, 102, 255, 0.4));
  border-color: rgba(0, 102, 255, 0.4);
  box-shadow: 0 8px 32px rgba(0, 102, 255, 0.2);
}

.company-logo-img:hover::before {
  opacity: 1;
  animation: shimmer 1.5s ease-in-out;
}

.company-logo-img:active {
  transform: scale(0.95);
  filter: drop-shadow(0 4px 8px rgba(0, 102, 255, 0.6));
}

.company-logo-img.purple-glow {
  border-color: #9933FF !important;
  box-shadow: 
    0 0 20px rgba(153, 51, 255, 0.8),
    0 0 40px rgba(153, 51, 255, 0.4),
    0 0 60px rgba(153, 51, 255, 0.2),
    inset 0 0 20px rgba(153, 51, 255, 0.1);
  animation: purplePulse 1s ease-in-out;
}

.company-logo-img.hold-glow {
  border-color: #9933FF !important;
  box-shadow: 
    0 0 30px rgba(153, 51, 255, 1),
    0 0 60px rgba(153, 51, 255, 0.8),
    0 0 90px rgba(153, 51, 255, 0.6),
    inset 0 0 30px rgba(153, 51, 255, 0.2);
  animation: holdGlow 0.5s ease-in-out infinite alternate;
}

@keyframes purplePulse {
  0% {
    box-shadow: 
      0 0 10px rgba(153, 51, 255, 0.4),
      0 0 20px rgba(153, 51, 255, 0.2),
      0 0 30px rgba(153, 51, 255, 0.1),
      inset 0 0 10px rgba(153, 51, 255, 0.05);
  }
  50% {
    box-shadow: 
      0 0 30px rgba(153, 51, 255, 1),
      0 0 60px rgba(153, 51, 255, 0.6),
      0 0 90px rgba(153, 51, 255, 0.3),
      inset 0 0 30px rgba(153, 51, 255, 0.2);
  }
  100% {
    box-shadow: 
      0 0 10px rgba(153, 51, 255, 0.4),
      0 0 20px rgba(153, 51, 255, 0.2),
      0 0 30px rgba(153, 51, 255, 0.1),
      inset 0 0 10px rgba(153, 51, 255, 0.05);
  }
}

@keyframes holdGlow {
  0% {
    border-color: #DC143C !important;
    box-shadow: 
      0 0 20px rgba(220, 20, 60, 0.8),
      0 0 40px rgba(220, 20, 60, 0.6),
      0 0 60px rgba(220, 20, 60, 0.4),
      inset 0 0 20px rgba(220, 20, 60, 0.1);
  }
  50% {
    border-color: #9933FF !important;
    box-shadow: 
      0 0 30px rgba(153, 51, 255, 0.9),
      0 0 60px rgba(153, 51, 255, 0.7),
      0 0 90px rgba(153, 51, 255, 0.5),
      inset 0 0 30px rgba(153, 51, 255, 0.2);
  }
  100% {
    border-color: #DC143C !important;
    box-shadow: 
      0 0 40px rgba(220, 20, 60, 1),
      0 0 80px rgba(220, 20, 60, 0.9),
      0 0 120px rgba(220, 20, 60, 0.7),
      inset 0 0 40px rgba(220, 20, 60, 0.3);
  }
}

@keyframes shimmer {
  0% {
    transform: rotate(45deg) translateX(-100%);
  }
  100% {
    transform: rotate(45deg) translateX(100%);
  }
}

.contact-table {
  border-collapse: collapse;
  width: 100%;
  max-width: 400px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.9));
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(0, 102, 255, 0.3);
  backdrop-filter: blur(10px);
}

.contact-table td {
  padding: 16px 20px;
  border-bottom: 1px solid rgba(0, 102, 255, 0.1);
  font-size: 1.1rem;
}

.contact-table tr:last-child td {
  border-bottom: none;
}

.contact-table td:first-child {
  font-weight: 600;
  color: #1e3c72;
  width: 40%;
}





/* 价格区块 */
.pricing-info {
  display: flex;
  justify-content: center;
  margin-top: 40px;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease 0.4s;
}

.section.visible .pricing-info {
  opacity: 1;
  transform: translateY(0);
}

.pricing-list {
  list-style: none;
  padding: 0;
  max-width: 800px;
  width: 100%;
}



.pricing-list li {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.9));
  margin-bottom: 25px;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(0, 102, 255, 0.3);
  font-size: 1.1rem;
  line-height: 1.8;
  transition: transform 0.3s ease;
  backdrop-filter: blur(10px);
}



.pricing-list li:hover {
  transform: translateY(-3px);
}

.footer { 
  text-align: center; 
  color: #ffffff; 
  font-size: 1rem; 
  padding: 32px 0 16px 0;
  background: linear-gradient(135deg, rgba(0, 20, 60, 0.7), rgba(0, 30, 80, 0.65));
  border-top: 1px solid rgba(0, 102, 255, 0.3);
  backdrop-filter: blur(10px);
  margin-top: 390px;
  position: relative;
  z-index: 10;
}



/* 响应式设计 */
@media (max-width: 900px) { 
  html, body {
    overflow-x: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  
  /* 平板端背景调整 */
  body {
    background-size: 110% auto;
    background-position: center 30%;
    background-attachment: fixed;
  }
  
  .header { padding: 18px 4vw; }
  .logo { font-size: 2.4rem; }
  .hero-title { font-size: 3.8rem; }
  .section { padding: 0 4vw; }
  .section-content { 
    padding: 40px 6vw; 
    width: 90%;
  }
  .vision-section { 
    padding: 40px 6vw; 
    width: 90%;
  }
  .services-grid, .advantages-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .advantage-card { min-height: 160px; }
  .tech-card { min-height: 140px; }
  .tech-card .card-content { padding-right: 50px; }
  .tech-card .card-description { right: 70px; }
  .tech-card.clicked .card-content { right: 70px; }
  .advantage-card .card-content { padding-right: 50px; }
  .advantage-card .card-description { right: 75px; }
  .advantage-card.clicked .card-content { right: 75px; }
  .gear-icon { font-size: 2rem; }
  
  /* 平板端导航菜单调整 */
  .nav-menu {
    gap: 4px;
  }
  
  .hexagon {
    width: 90px;
    height: 52px;
  }
  
  .hexagon span {
    font-size: 0.9rem;
  }
  
  .company-info-container {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .hero-title {
    font-size: 3.2rem;
  }
  
  .particles-canvas {
    opacity: 0.8;
  }
  
  .section {
    touch-action: pan-y;
  }
  
  .hero-section {
    touch-action: pan-y;
  }
  
  .section-content {
    touch-action: pan-y;
  }
}

@media (max-width: 600px) { 
  /* 简化移动端设置 */
  html, body {
    overflow-x: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    height: auto;
    min-height: 100vh;
  }
  
  /* 移动端背景调整 */
  body {
    background-size: 120% auto;
    background-position: center 30%;
    background-attachment: scroll;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }
  
  .main-content {
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  
  .section {
    min-height: 100vh;
    height: auto;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  
  .hero-section {
    min-height: 100vh;
    height: auto;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  
  /* 移动端导航适配 */
  .header {
    padding: 15px 4vw;
    justify-content: space-between;
  }
  
  /* 隐藏桌面端导航菜单 */
  .nav-menu {
    display: none;
  }
  
  /* 显示移动端汉堡菜单 */
  .mobile-menu-toggle {
    display: flex;
  }
  
  /* 移动端语言切换按钮调整 */
  .language-toggle {
    padding: 8px 16px;
    font-size: 0.85rem;
  }
  
  .hero-title { font-size: 3rem; }
  .hero-subtitle { 
    font-size: 1.4rem; 
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
  }
  .section-title { font-size: 2.4rem; }
  .logo { font-size: 2rem; }
  .vision-section { 
    padding: 25px; 
    width: 98%;
  }
  .section-content { 
    padding: 30px 20px; 
    width: 98%;
  }
  .service-card { padding: 20px; }
  .advantage-card { min-height: 180px; }
  .tech-card { min-height: 160px; }
  .tech-card .card-content { padding-right: 45px; }
  .tech-card .card-description { right: 60px; }
  .tech-card.clicked .card-content { right: 60px; }
  .advantage-card .card-content { padding-right: 45px; }
  .advantage-card .card-description { right: 65px; }
  .advantage-card.clicked .card-content { right: 65px; }
  .gear-icon { font-size: 1.8rem; }
  
  .section { padding: 0 3vw; }
  
  .main-content {
    padding-top: 80px; /* 移动端减少顶部间距 */
  }
  
  /* 移动端公司信息 */
  .company-info-container {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .company-logo-img {
    width: 150px;
    height: auto;
    padding: 10px;
    border-radius: 10px;
  }
  
  .company-logo::after {
    width: 100%;
    height: 100%;
  }
  
  /* 移动端粒子效果优化 */
  .hero-title-container {
    margin-bottom: 15px;
  }
  
  .hero-title {
    font-size: 2.8rem;
  }
  
  .particles-canvas {
    opacity: 0.7; /* 移动端降低粒子透明度 */
  }
} 

/* 向下滑动指引箭头 */
.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  opacity: 0;
  animation: fadeInUp 1s ease 2s forwards;
  z-index: 20;
}

.scroll-arrow {
  width: 30px;
  height: 30px;
  border: 2px solid rgba(255, 255, 255, 0.8);
  border-top: none;
  border-left: none;
  transform: rotate(45deg);
  animation: bounce 2s infinite;
}

.scroll-text {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
  margin-top: 10px;
  font-weight: 300;
  letter-spacing: 1px;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: rotate(45deg) translateY(0);
  }
  40% {
    transform: rotate(45deg) translateY(-10px);
  }
  60% {
    transform: rotate(45deg) translateY(-5px);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

/* 移动端指引箭头优化 */
@media (max-width: 600px) {
  .scroll-indicator {
    bottom: 20px;
  }
  
  .scroll-arrow {
    width: 25px;
    height: 25px;
    border-width: 1.5px;
  }
  
  .scroll-text {
    font-size: 0.8rem;
    margin-top: 8px;
  }
} 

/* 移动端汉堡菜单按钮 */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 30px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
}

.hamburger-line {
  width: 100%;
  height: 3px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.3s ease;
  transform-origin: center;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* 移动端导航菜单 */
.mobile-nav-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 280px;
  height: 100vh;
  background: linear-gradient(135deg, rgba(26, 26, 46, 0.95), rgba(22, 33, 62, 0.95));
  backdrop-filter: blur(20px);
  z-index: 1000;
  transition: right 0.3s ease;
  box-shadow: -5px 0 20px rgba(0, 0, 0, 0.3);
}

.mobile-nav-menu.active {
  right: 0;
}

.mobile-nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-nav-title {
  color: #fff;
  font-size: 1.2rem;
  font-weight: 600;
}

.mobile-nav-close {
  background: transparent;
  border: none;
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
  padding: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.3s ease;
}

.mobile-nav-close:hover {
  background: rgba(255, 255, 255, 0.1);
}

.mobile-nav-items {
  padding: 20px 0;
}

.mobile-nav-item {
  display: block;
  padding: 15px 20px;
  color: #fff;
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 500;
  transition: all 0.3s ease;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.mobile-nav-item:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #4a90e2;
}

.mobile-nav-item.active {
  background: linear-gradient(135deg, rgba(74, 144, 226, 0.2), rgba(255, 107, 157, 0.2));
  color: #4a90e2;
  border-left: 4px solid #4a90e2;
}

/* 移动端遮罩层 */
.mobile-nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.mobile-nav-overlay.active {
  opacity: 1;
  visibility: visible;
} 

/* 移动端额外优化 */
@media (max-width: 480px) {
  /* 小屏移动端背景调整 */
  body {
    background-size: 140% auto;
    background-position: center 30%;
    background-attachment: scroll;
  }
  
  .mobile-nav-menu {
    width: 100%;
    right: -100%;
  }
  
  .mobile-nav-item {
    padding: 20px;
    font-size: 1.2rem;
  }
  
  .mobile-menu-toggle {
    width: 35px;
    height: 35px;
  }
  
  .hamburger-line {
    height: 4px;
  }
  
  .language-toggle {
    padding: 6px 12px;
    font-size: 0.8rem;
  }
  
  .header {
    padding: 12px 3vw;
  }
}

/* 确保移动端导航在滚动时保持可见 */
@media (max-width: 600px) {
  .header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
  }
  
  .main-content {
    padding-top: 100px;
  }
}