/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body,
html {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: linear-gradient(0deg, #111827 0%, #111827 100%), white;
  color: #F3F4F6;
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
}

/* 引入公共样式 */
@import url('../common.css');

/* 关于我们页面特定样式 */
body {
  background: linear-gradient(135deg, #f8fffe 0%, #e8f8f5 100%);
  color: #2c3e50;
}

/* Header 样式覆盖 */
header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(180, 239, 78, 0.2);
  box-shadow: 0 2px 20px rgba(180, 239, 78, 0.1);
}

/* 导航样式 - 修复文字可见性 */
nav#navigation ul li a {
  color: #2c3e50 !important;
  font-weight: 600;
  background: transparent;
}

nav#navigation ul li a:hover {
  color: #ffffff !important;
  background: linear-gradient(135deg, #B4EF4E 0%, #9DE83F 100%);
}

nav#navigation ul li a.active {
  color: #ffffff !important;
  background: linear-gradient(135deg, #B4EF4E 0%, #9DE83F 100%);
}

.hero-section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: linear-gradient(135deg, #f8fffe 0%, #e8f8f5 30%, #d5f4e6 100%);
  position: relative;
  overflow: hidden;
  padding: 0;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 20%, rgba(180, 239, 78, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 70% 80%, rgba(255, 57, 210, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 50% 50%, rgba(26, 102, 255, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  margin-top: 130px;
  padding: 2rem;
  position: relative;
  z-index: 2;
}

.hero-text {
  text-align: center;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: #2c3e50;
  line-height: 1.2;
}

.hero-subtitle-cn {
  font-size: 1.5rem;
  color: #5a6c7d;
  margin-bottom: 1rem;
  font-weight: 500;
}

.hero-description {
  font-size: 1.3rem;
  color: #2c3e50;
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.hero-description-cn {
  font-size: 1.1rem;
  color: #5a6c7d;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

/* About Section - Mission */
.about-section {
  padding: 6rem 0;
  background: linear-gradient(135deg, #ffffff 0%, #f8fffe 100%);
}

.about-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.about-text {
  text-align: center;
}

.about-text .section-title {
  font-size: 3rem;
  margin-bottom: 0.5rem;
  color: #2c3e50;
  font-weight: 700;
}

.about-text .section-subtitle {
  font-size: 1.2rem;
  color: #5a6c7d;
  margin-bottom: 3rem;
  font-weight: 500;
}

.mission-content {
  max-width: 1000px;
  margin: 0 auto;
}

.mission-highlight {
  margin-bottom: 4rem;
  padding: 2rem;
  background: linear-gradient(135deg, rgba(180, 239, 78, 0.1) 0%, rgba(157, 232, 63, 0.1) 100%);
  border-radius: 20px;
  border: 2px solid rgba(180, 239, 78, 0.2);
}

.mission-title {
  font-size: 2rem;
  color: #2c3e50;
  font-weight: 600;
  line-height: 1.4;
  margin: 0;
}

.mission-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.mission-item {
  background: rgba(255, 255, 255, 0.9);
  padding: 2.5rem;
  border-radius: 20px;
  text-align: center;
  border: 2px solid transparent;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.mission-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(180, 239, 78, 0.05) 0%, rgba(157, 232, 63, 0.05) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mission-item:hover {
  transform: translateY(-8px);
  border-color: rgba(180, 239, 78, 0.3);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.mission-item:hover::before {
  opacity: 1;
}

.mission-icon {
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.mission-item-title {
  font-size: 1.4rem;
  color: #2c3e50;
  font-weight: 600;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

.mission-item-desc {
  color: #5a6c7d;
  line-height: 1.6;
  font-size: 1rem;
  position: relative;
  z-index: 1;
}

/* Vision Section */
.vision-section {
  padding: 6rem 0;
  background: linear-gradient(135deg, #e8f8f5 0%, #d5f4e6 100%);
}

.vision-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.vision-main {
  text-align: center;
}

.vision-card {
  background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
  padding: 3rem;
  border-radius: 24px;
  color: white;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(44, 62, 80, 0.3);
}

.vision-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 20%, rgba(180, 239, 78, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.card-icon {
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}

.card-title {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
  position: relative;
  z-index: 1;
}

.card-subtitle {
  font-size: 1rem;
  opacity: 0.8;
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}

.vision-description {
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}

.vision-text {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 1rem;
  line-height: 1.4;
}

.vision-subtext {
  font-size: 1rem;
  opacity: 0.9;
  line-height: 1.6;
}

.vision-highlight {
  padding: 1.5rem;
  background: rgba(180, 239, 78, 0.1);
  border-radius: 16px;
  border: 1px solid rgba(180, 239, 78, 0.2);
  position: relative;
  z-index: 1;
}

.highlight-text {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #B4EF4E;
}

.highlight-subtitle {
  font-size: 0.9rem;
  opacity: 0.8;
  font-style: italic;
}

.vision-features {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 16px;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.feature-item:hover {
  transform: translateX(8px);
  border-color: rgba(180, 239, 78, 0.3);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.feature-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: #B4EF4E;
  background: linear-gradient(135deg, rgba(180, 239, 78, 0.1) 0%, rgba(157, 232, 63, 0.1) 100%);
  width: 50px;
  height: 50px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 2px solid rgba(180, 239, 78, 0.2);
}

.feature-title {
  font-size: 1.3rem;
  color: #2c3e50;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.feature-desc {
  color: #5a6c7d;
  line-height: 1.6;
  font-size: 1rem;
}

/* Values Section */
.values-section {
  padding: 6rem 0;
  background: linear-gradient(135deg, #ffffff 0%, #f8fffe 100%);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header .section-title {
  font-size: 3rem;
  margin-bottom: 0.5rem;
  color: #2c3e50;
  font-weight: 700;
}

.section-header .section-subtitle {
  font-size: 1.2rem;
  color: #5a6c7d;
  font-weight: 500;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.value-card {
  background: rgba(255, 255, 255, 0.9);
  padding: 2.5rem;
  border-radius: 20px;
  text-align: center;
  border: 2px solid transparent;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.value-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(180, 239, 78, 0.05) 0%, rgba(157, 232, 63, 0.05) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.value-card:hover {
  transform: translateY(-8px);
  border-color: rgba(180, 239, 78, 0.3);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

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

.value-icon {
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.value-icon svg {
  width: 48px;
  height: 48px;
  stroke: #B4EF4E;
}

.value-title {
  font-size: 1.4rem;
  color: #2c3e50;
  font-weight: 600;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}

.value-subtitle {
  font-size: 1rem;
  color: #5a6c7d;
  font-weight: 500;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

.value-description {
  color: #5a6c7d;
  line-height: 1.6;
  font-size: 1rem;
  position: relative;
  z-index: 1;
}

/* WeChat Section */
.wechat-section {
  padding: 6rem 0;
  background: linear-gradient(135deg, #e8f8f5 0%, #d5f4e6 100%);
}

.wechat-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
  padding: 0 2rem;
}

.wechat-content h2 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
  color: #2c3e50;
  font-weight: 700;
}

.wechat-content p {
  color: #5a6c7d;
  margin-bottom: 2rem;
  font-size: 1.1rem;
}

.qr-container {
  display: inline-block;
  padding: 1.5rem;
  background: white;
  border-radius: 20px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.qr-container:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.qr-code {
  width: 120px;
  height: 120px;
  border-radius: 12px;
  display: block;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle-cn {
    font-size: 1.2rem;
  }
  
  .hero-description {
    font-size: 1.1rem;
  }
  
  .hero-description-cn {
    font-size: 1rem;
  }
  
  .about-text .section-title {
    font-size: 2.5rem;
  }
  
  .mission-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .mission-item {
    padding: 2rem;
  }
  
  .mission-highlight {
    padding: 1.5rem;
    margin-bottom: 3rem;
  }
  
  .mission-title {
    font-size: 1.6rem;
  }
  
  .vision-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .vision-card {
    padding: 2rem;
  }
  
  .card-title {
    font-size: 1.6rem;
  }
  
  .vision-text {
    font-size: 1.2rem;
  }
  
  .feature-item {
    padding: 1.5rem;
    gap: 1rem;
  }
  
  .feature-item:hover {
    transform: translateY(-4px);
  }
  
  .feature-number {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }
  
  .feature-title {
    font-size: 1.1rem;
  }
  
  .section-header .section-title {
     font-size: 2.5rem;
   }
   
   .values-grid {
     grid-template-columns: 1fr;
     gap: 1.5rem;
   }
   
   .value-card {
     padding: 2rem;
   }
   
   .value-icon svg {
     width: 40px;
     height: 40px;
   }
   
   .value-title {
     font-size: 1.2rem;
   }
   
   .qr-container {
     padding: 1rem;
   }
   
   .qr-code {
     width: 100px;
     height: 100px;
   }
  
  .wechat-section {
    padding: 4rem 0;
  }
}