* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  color: #333;
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

/* 导航栏样式 */
.navbar {
  background: #fff;
  border-bottom: 1px solid #e8e8e8;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 40px;
}

.logo {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.logo-text {
  font-size: 22px;
  font-weight: bold;
  color: #333;
}

.logo-text::before {
  content: "i";
  color: #e94235;
}

.logo-subtitle {
  font-size: 13px;
  color: #666;
}

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

.nav-menu a {
  text-decoration: none;
  color: #666;
  font-size: 15px;
  transition: color 0.3s;
  padding: 5px 0;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: #4285f4;
  border-bottom: 2px solid #4285f4;
}

.nav-icons {
  font-size: 22px;
}

/* 英雄区样式 */
.hero-section {
  background: linear-gradient(135deg, #e8f0fe 0%, #f8f9fa 50%, #e8f0fe 100%);
  position: relative;
  overflow: hidden;
  padding: 100px 0 140px;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 40px;
}

.hero-content {
  flex: 1;
  z-index: 2;
}

.hero-content h1 {
  font-size: 56px;
  font-weight: bold;
  margin-bottom: 20px;
  color: #333;
}

.hero-content h2 {
  font-size: 32px;
  font-weight: 600;
  margin-bottom: 25px;
  color: #333;
}

.hero-subtitle {
  font-size: 18px;
  color: #666;
  margin-bottom: 15px;
}

.hero-description {
  font-size: 17px;
  color: #4285f4;
  font-weight: 500;
}

.hero-illustration {
  flex: 1;
  position: relative;
  height: 500px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.globe-animation {
  width: 400px;
  height: 400px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 400 400'%3E%3Cdefs%3E%3ClinearGradient id='globeGrad' x1='0%25' y1='0%25' x2='100%25' y2='100%25'%3E%3Cstop offset='0%25' style='stop-color:%234285f4;stop-opacity:0.8' /%3E%3Cstop offset='100%25' style='stop-color:%2364b5f6;stop-opacity:0.8' /%3E%3C/linearGradient%3E%3C/defs%3E%3Ccircle cx='200' cy='200' r='150' fill='url(%23globeGrad)' opacity='0.3'/%3E%3Ccircle cx='200' cy='200' r='120' fill='none' stroke='%234285f4' stroke-width='3' opacity='0.5'/%3E%3Cellipse cx='200' cy='200' rx='120' ry='60' fill='none' stroke='%234285f4' stroke-width='2' opacity='0.4'/%3E%3Cellipse cx='200' cy='200' rx='60' ry='120' fill='none' stroke='%234285f4' stroke-width='2' opacity='0.4'/%3E%3Cline x1='80' y1='200' x2='320' y2='200' stroke='%234285f4' stroke-width='2' opacity='0.4'/%3E%3Cpath d='M200 80 Q250 200 200 320' fill='none' stroke='%234285f4' stroke-width='2' opacity='0.4'/%3E%3Cpath d='M200 80 Q150 200 200 320' fill='none' stroke='%234285f4' stroke-width='2' opacity='0.4'/%3E%3C/svg%3E") no-repeat center;
  background-size: contain;
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.hero-wave {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100px;
  background: #fff;
  clip-path: ellipse(100% 100% at 50% 100%);
}

/* 核心服务区 */
.services-section {
  padding: 90px 0;
  background: #fff;
}

.section-title {
  font-size: 38px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 18px;
  color: #333;
}

.section-subtitle {
  font-size: 17px;
  text-align: center;
  color: #666;
  margin-bottom: 70px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  max-width: 1100px;
  margin: 0 auto;
}

.service-card {
  background: #fff;
  border-radius: 16px;
  padding: 45px 35px;
  text-align: center;
  transition: all 0.3s;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  cursor: pointer;
  border: 2px solid transparent;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.15);
  border-color: #4285f4;
}

.service-icon {
  margin-bottom: 25px;
  height: 60px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.service-card h3 {
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 18px;
  color: #333;
}

.service-card p {
  font-size: 15px;
  color: #666;
  line-height: 1.8;
  margin-bottom: 20px;
  min-height: 80px;
}

.service-link {
  color: #4285f4;
  font-size: 16px;
  font-weight: 600;
  transition: all 0.3s;
}

.service-card:hover .service-link {
  transform: translateX(5px);
  display: inline-block;
}

/* 1V1专属定制服务区 */
.custom-service-section {
  padding: 90px 0;
  background: linear-gradient(135deg, #f0f4f8 0%, #e8f0fe 100%);
}

.custom-services-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 30px;
  margin-top: 60px;
  margin-bottom: 60px;
}

.custom-card {
  background: #fff;
  border-radius: 12px;
  padding: 35px 20px;
  text-align: center;
  transition: all 0.3s;
  box-shadow: 0 4px 15px rgba(0,0,0,0.08);
  position: relative;
}

.custom-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, #5b8dc9, #7ba5d8);
  border-radius: 12px 12px 0 0;
}

.custom-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 35px rgba(91, 141, 201, 0.2);
}

.custom-icon {
  margin-bottom: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 80px;
}

.custom-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: #333;
  line-height: 1.5;
}

/* 策略详情卡片 */
.strategy-detail {
  background: linear-gradient(135deg, #4a6fa5 0%, #5b8dc9 50%, #7ba5d8 100%);
  border-radius: 16px;
  padding: 50px 80px;
  box-shadow: 0 8px 30px rgba(91, 141, 201, 0.3);
  position: relative;
  overflow: hidden;
}

.strategy-detail::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  animation: pulse 15s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.1); opacity: 0.3; }
}

.strategy-content {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 30px;
}

.quote-left,
.quote-right {
  font-size: 80px;
  font-weight: bold;
  color: rgba(255, 255, 255, 0.3);
  line-height: 0.5;
  font-family: Georgia, serif;
}

.quote-left {
  align-self: flex-start;
  margin-top: 20px;
}

.quote-right {
  align-self: flex-end;
  margin-bottom: 20px;
}

.strategy-info {
  display: flex;
  align-items: center;
  gap: 30px;
  flex: 1;
  max-width: 800px;
}

.strategy-icon {
  flex-shrink: 0;
}

.strategy-text {
  color: #fff;
  text-align: left;
}

.strategy-text h3 {
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 15px;
  color: #fff;
}

.strategy-text p {
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 8px;
  color: rgba(255, 255, 255, 0.95);
}

/* 核心优势区 */
.advantages-section {
  padding: 90px 0;
  background: #f8f9fa;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 35px;
  margin-top: 50px;
}

.advantage-card {
  background: #fff;
  border-radius: 16px;
  padding: 45px 30px;
  text-align: center;
  transition: all 0.3s;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.advantage-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}

.advantage-number {
  font-size: 48px;
  font-weight: bold;
  color: #4285f4;
  margin-bottom: 15px;
}

.advantage-card h3 {
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 15px;
  color: #333;
}

.advantage-card p {
  font-size: 15px;
  color: #666;
  line-height: 1.7;
}

/* 合作伙伴区 */
.partners-section {
  padding: 90px 0;
  background: #fff;
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-top: 50px;
}

.partner-logo {
  background: #fff;
  border-radius: 12px;
  padding: 40px 30px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  transition: all 0.3s;
  min-height: 150px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.partner-logo:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.partner-logo p {
  margin-top: 15px;
  font-size: 14px;
  color: #666;
}

.aws-logo-text {
  font-size: 32px;
  font-weight: bold;
  color: #FF9900;
  font-family: Arial, sans-serif;
}

/* 客户展示区 */
.clients-section {
  padding: 90px 0;
  background: #f8f9fa;
}

.clients-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 30px;
  margin-top: 50px;
}

.client-logo {
  background: #fff;
  border-radius: 10px;
  padding: 30px 20px;
  text-align: center;
  font-size: 15px;
  font-weight: 500;
  color: #333;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 90px;
  transition: all 0.3s;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.client-logo:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

/* 页脚样式 */
.footer {
  background: #fff;
  border-top: 1px solid #e8e8e8;
  padding: 60px 0 30px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  margin-bottom: 40px;
}

.footer-logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer-contact {
  flex: 1;
  padding: 0 40px;
}

.footer-contact p {
  font-size: 14px;
  color: #666;
  margin-bottom: 8px;
  line-height: 1.6;
}

.footer-contact a {
  color: #4285f4;
  text-decoration: none;
}

.footer-contact a:hover {
  text-decoration: underline;
}

.footer-address {
  font-weight: bold;
  margin-top: 15px;
  margin-bottom: 10px;
  color: #333;
}

.footer-social p {
  font-size: 14px;
  color: #666;
  margin-bottom: 15px;
}

.qrcode {
  width: 120px;
  height: 120px;
  background: #f8f9fa;
  border: 1px solid #e8e8e8;
  border-radius: 8px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.qrcode::after {
  content: "QR Code";
  font-size: 13px;
  color: #999;
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid #e8e8e8;
}

.footer-bottom p {
  font-size: 13px;
  color: #999;
  margin: 5px 0;
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .custom-services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .partners-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .clients-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .strategy-detail {
    padding: 40px 40px;
  }
  
  .quote-left,
  .quote-right {
    font-size: 60px;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  
  .hero-container {
    flex-direction: column;
  }
  
  .hero-illustration {
    height: 300px;
    margin-top: 40px;
  }
  
  .hero-content h1 {
    font-size: 36px;
  }
  
  .hero-content h2 {
    font-size: 24px;
  }
  
  .custom-services-grid {
    grid-template-columns: 1fr;
  }
  
  .strategy-detail {
    padding: 30px 20px;
  }
  
  .strategy-content {
    flex-direction: column;
    gap: 15px;
  }
  
  .strategy-info {
    flex-direction: column;
    text-align: center;
  }
  
  .strategy-text {
    text-align: center;
  }
  
  .quote-left,
  .quote-right {
    display: none;
  }
  
  .advantages-grid,
  .partners-grid,
  .clients-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    flex-direction: column;
    gap: 30px;
  }
}