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

.official-home-container {
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: #f9fafc;
  padding: 40px 20px;
  text-align: center;
  overflow: hidden;
  font-family: "Microsoft YaHei", sans-serif;
}

.home-main {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  animation: fadeInUp 0.8s ease-out forwards;
  opacity: 0;
  transform: translateY(20px);
}

.site-logo {
  width: 80px;
  height: 80px;
  margin-bottom: 24px;
  object-fit: contain;
}

.site-title {
  font-size: 36px;
  color: #333;
  margin-bottom: 32px;
  font-weight: 700;
  animation: fadeIn 1s ease-out 0.2s forwards;
  opacity: 0;
}

.site-intro {
  font-size: 16px;
  color: #666;
  line-height: 1.8;
  max-width: 800px;
  margin: 0 auto 48px;
  animation: fadeIn 1s ease-out 0.4s forwards;
  opacity: 0;
}

.btn-view-docs {
  padding: 12px 32px;
  background: #52c41a;
  color: #fff;
  border-radius: 4px;
  text-decoration: none;
  font-size: 16px;
  transition: all 0.3s;
  display: inline-block;
  animation: fadeInUp 1s ease-out 0.6s forwards;
  opacity: 0;
  transform: translateY(10px);
}

.btn-view-docs:hover {
  background: #389e0d;
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 4px 12px rgba(82, 196, 26, 0.3);
}

.home-footer {
  position: fixed;
  bottom: 24px;
  left: 0;
  right: 0;
  text-align: center;
  animation: fadeIn 1s ease-out 0.8s forwards;
  opacity: 0;
}

.copyright {
  font-size: 14px;
  color: #999;
  margin-bottom: 4px;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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