/* 全局基础样式 */
body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  margin: 0; 
  padding: 0 20px 20px 20px;
  color: #fff;
  position: relative;
  overflow-x: hidden;
}

/* 取消之前背景光圈动画 */
body::before,
body::after {
  display: none;
}

/* 顶部大图banner */
.top-banner {
  width: 100vw;
  height: 800px;
  overflow: hidden;
  position: relative;
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
}

.top-banner img {
  width: 100%;
  height: 800px;
  object-fit: cover;
  display: block;
}

/* 主容器，向上覆盖部分banner，半透明白底 */
.container {
  max-width: 800px;
  margin: -160px auto 40px; /* 负margin上移，覆盖banner */
  position: relative;
  z-index: 10;
  background: rgba(255, 255, 255, 0.85);
  border-radius: 12px;
  padding: 20px 30px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
  color: #333; /* 文字改为深色，和背景对应 */
}

/* 个人信息卡片 */
.profile-card {
  display: flex;
  align-items: center;
  background: transparent !important;
  border-radius: 0;
  padding: 0;
  box-shadow: none !important;
  margin-bottom: 30px;
}

.profile-avatar {
  width: 80px; height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin-right: 20px;
  border: 2px solid #4a90e2;
}

.profile-info h1 {
  margin: 0 0 6px 0;
  font-weight: 700;
  color: #4a90e2;
  font-size: 22px;
}

.profile-info p {
  margin: 0;
  font-size: 14px;
  color: #555;
}

/* 团队介绍卡片 */
.team-intro-card {
  background: transparent !important;
  padding: 0 0 20px 0;  /* 底部内边距 */
  border-radius: 0;
  box-shadow: none !important;
  margin: 0 0 30px 0;  /* 下外边距 */
  border-bottom: 1px solid #ccc; /* 分割线 */
  opacity: 0;
  transform: translateY(50px);
  animation: slideIn 1s forwards;
}

.team-intro-card h2 {
  color: #4a90e2;
  font-size: 22px;
  margin-bottom: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.team-intro-card p {
  font-size: 14px;
  color: #555;
  margin-bottom: 12px;
  line-height: 1.8;
}

/* 放大字体 */
.big-text {
  font-size: 18px;
  font-weight: 700;
}

/* 高亮文字 */
.highlight {
  background-color: #ffeb3b; /* 明亮黄色背景 */
  color: #000;
  padding: 0 4px;
  border-radius: 3px;
  font-weight: 700;
}

@keyframes slideIn {
  0% {
    opacity: 0;
    transform: translateY(50px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 联系方式卡片 */
.contact-card {
  background: transparent !important;
  border-radius: 0;
  padding: 0 0 20px 0;
  box-shadow: none !important;
  margin: 0 0 30px 0;
  border-bottom: 1px solid #ccc;
}

.contact-card h2 {
  margin-top: 0;
  font-size: 20px;
  color: #4a90e2;
  margin-bottom: 15px;
  font-weight: 700;
}

.contact-item {
  display: flex;
  align-items: center;
  font-size: 14px;
  color: #333;
  text-decoration: none;
  margin-bottom: 10px;
  transition: color 0.3s ease;
}

.contact-item img {
  width: 22px;
  height: 22px;
  margin-right: 10px;
}

.contact-item:hover {
  color: #4a90e2;
}

/* 平台卡片 */
.platform {
  display: flex;
  background: transparent !important;
  border-radius: 0;
  box-shadow: none !important;
  padding-bottom: 20px;
  margin: 0 0 30px 0;
  border-bottom: 1px solid #ccc;
  overflow: hidden;
}

.platform-left {
  flex: 0 0 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
}

.platform-left img {
  max-width: 100%;
  max-height: 140px;
  object-fit: contain;
  display: block;
}

.platform-right {
  flex: 1;
  padding: 20px 0;
}

.platform-right h2 {
  margin-top: 0;
  color: #4a90e2;
  font-size: 20px;
}

.platform-right p {
  color: #666;
  font-size: 14px;
  margin: 8px 0 16px 0;
}

.ping-list {
  font-size: 13px;
  color: #444;
  margin-bottom: 16px;
}

.ping-item {
  margin-bottom: 6px;
}

.ping-item a {
  color: #1a73e8;
  text-decoration: none;
}

.ping-item a:hover {
  text-decoration: underline;
}

/* 注册按钮 */
.register-btn {
  display: inline-block;
  background: #4a90e2;
  color: white;
  padding: 10px 18px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.3s;
}

.register-btn:hover {
  background: #357ABD;
}

/* 响应式适配 */
@media (max-width: 600px) {
  .container {
    margin: -120px 10px 40px;
    padding: 20px 15px;
  }
  .platform {
    flex-direction: column;
  }
  .platform-left, .platform-left img {
    width: 100%;
    height: auto;
  }
  .profile-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .profile-avatar {
    margin-right: 0;
    margin-bottom: 10px;
  }
  .profile-info {
    width: 100%;
  }
  .contact-card {
    padding: 15px 15px;
  }
}