/* 基础样式重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, sans-serif;
  line-height: 1.6;
  color: #1e293b;
  background: linear-gradient(to bottom, #f8fafc 0%, #f1f5f9 50%, #e2e8f0 100%);
  min-height: 100vh;
}

/* 主容器 */
.about-container {
  padding: 20px;
  min-height: 100vh;
}

.content-card {
  max-width: 900px;
  width: 100%;
  padding: 20px;
  margin: 0 auto;
}

/* 玻璃拟态效果 */
.glassmorphism {
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.glassmorphism:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.05);
}

/* 页面标题 */
.page-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: 30px;
  text-align: center;
  position: relative;
}

/* 内容区块 */
.content-section {
  margin-bottom: 30px;
}

.content-section h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 20px;
  position: relative;
  padding-left: 15px;
}

.content-section h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 5px;
  height: 20px;
  background-color: #006be6;
  border-radius: 3px;
}

.content-section p {
  font-size: 1rem;
  color: #475569;
  margin-bottom: 15px;
  line-height: 1.8;
}

/* 品牌区域 */
.brand-section {
  margin: 25px 0;
  padding: 20px;
  background: rgba(0, 107, 230, 0.05);
  border-radius: 12px;
  border: 1px solid rgba(0, 107, 230, 0.1);
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 15px;
}

.logo-image {
  width: 40px;
  height: 40px;
  border-radius: 8px;
}

.brand-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: #006be6;
}

.trademark {
  font-size: 0.8rem;
  color: #64748b;
  vertical-align: super;
}

.brand-description {
  font-size: 0.95rem;
  color: #475569;
  margin: 0;
  line-height: 1.6;
}

/* 特色功能网格 */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 15px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 12px;
  border: 1px solid rgba(0, 107, 230, 0.1);
  transition: all 0.3s ease;
}

.feature-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 107, 230, 0.1);
  border-color: rgba(0, 107, 230, 0.2);
}

.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  min-width: 50px;
  min-height: 50px;
  border-radius: 12px;
  background: rgba(0, 107, 230, 0.1);
  color: #006be6;
  flex-shrink: 0;
}

.feature-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: #1e293b;
  margin: 0 0 8px 0;
}

.feature-content p {
  font-size: 0.9rem;
  color: #475569;
  margin: 0;
  line-height: 1.6;
}

/* 联系信息 */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 10px;
  border: 1px solid rgba(0, 107, 230, 0.1);
}

.contact-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  min-width: 40px;
  min-height: 40px;
  border-radius: 50%;
  background: rgba(0, 107, 230, 0.1);
  color: #006be6;
  flex-shrink: 0;
}

.contact-item span {
  font-size: 0.95rem;
  color: #475569;
}

/* 二维码区域 */
.qrcode-section {
  text-align: center;
}

/* 移除"关注我们"标题的左侧竖杠 */
.qrcode-section h2::before {
  display: none;
}

.qrcode-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.qrcode-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  min-width: 120px;
}

.qrcode-image {
  width: 120px;
  height: 120px;
  border-radius: 12px;
  border: 2px solid rgba(0, 107, 230, 0.1);
  transition: all 0.3s ease;
}

.qrcode-image:hover {
  transform: scale(1.05);
  border-color: rgba(0, 107, 230, 0.3);
  box-shadow: 0 8px 25px rgba(0, 107, 230, 0.15);
}

.qrcode-item span {
  font-size: 0.9rem;
  color: #475569;
  font-weight: 500;
}

/* 团队网格 */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.team-member {
  display: flex;
  align-items: flex-start;
  gap: 15px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 12px;
  border: 1px solid rgba(0, 107, 230, 0.1);
  transition: all 0.3s ease;
}

.team-member:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 107, 230, 0.1);
  border-color: rgba(0, 107, 230, 0.2);
}

.member-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  min-width: 60px;
  min-height: 60px;
  border-radius: 50%;
  background: rgba(0, 107, 230, 0.1);
  color: #006be6;
  flex-shrink: 0;
}

.member-info h4 {
  font-size: 1.1rem;
  font-weight: 600;
  color: #1e293b;
  margin: 0 0 8px 0;
}

.member-info p {
  font-size: 0.9rem;
  color: #475569;
  margin: 0;
  line-height: 1.6;
}

/* 版权信息 */
.copyright {
  text-align: center;
  font-size: 0.9rem;
  color: #64748b;
  margin: 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .content-card {
    padding: 20px;
  }

  .page-title {
    font-size: 2rem;
  }

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

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

  .qrcode-container {
    gap: 20px;
  }
}

@media (max-width: 480px) {
  .about-container {
    padding: 10px;
  }

  .content-card {
    padding: 15px;
  }

  .qrcode-container {
    gap: 16px;
  }

  .qrcode-image {
    width: 100px;
    height: 100px;
  }

  .member-avatar svg {
    width: 30px;
    height: 30px;
  }

  .member-info h4 {
    font-size: 1rem;
  }

  .member-info p {
    font-size: 0.85rem;
  }
}