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

body {
  font-family: PingFang, "Microsoft YaHei", sans-serif;
  color: #333;
  background: #f5f7fa;
  line-height: 1.7;
}

a {
  color: #08c;
  text-decoration: none;
}

a:hover {
  color: #2f8ae7;
}

.page-main {
  width: 1200px;
  max-width: 100%;
  margin: 0 auto;
  padding: 96px 16px 48px;
}

.hero {
  background: linear-gradient(135deg, #6495ed 0%, #3e6aff 100%);
  color: #fff;
  border-radius: 12px;
  padding: 48px 40px;
  display: flex;
  gap: 32px;
  align-items: center;
  margin-bottom: 24px;
}

.hero-icon {
  width: 120px;
  height: 120px;
  border-radius: 24px;
  background: #fff;
  padding: 8px;
  flex-shrink: 0;
}

.hero-icon img {
  width: 100%;
  height: 100%;
  border-radius: 18px;
  object-fit: cover;
}

.hero h1 {
  font-size: 36px;
  margin-bottom: 12px;
}

.hero .subtitle {
  font-size: 18px;
  opacity: 0.95;
  margin-bottom: 16px;
}

.hero .meta {
  font-size: 14px;
  opacity: 0.9;
}

.card {
  background: #fff;
  border-radius: 8px;
  padding: 32px 40px;
  margin-bottom: 24px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.card h2 {
  color: #08c;
  font-size: 1.4em;
  margin-bottom: 16px;
}

.card h3 {
  color: #484848;
  font-size: 16px;
  margin: 20px 0 10px;
}

.card p,
.card li {
  font-size: 14px;
  color: #000;
  line-height: 24px;
  margin-bottom: 12px;
}

.card ul,
.card ol {
  padding-left: 24px;
}

.card hr {
  background-image: linear-gradient(90deg, transparent, #dbdbdb, transparent);
  border: 0;
  height: 1px;
  margin: 22px 0;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.info-item {
  background: #f8faff;
  border: 1px solid #e8eef8;
  border-radius: 8px;
  padding: 16px;
}

.info-item strong {
  display: block;
  color: #484848;
  margin-bottom: 6px;
  font-size: 14px;
}

.info-item span {
  font-size: 14px;
  color: #555;
  word-break: break-all;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.feature-item {
  background: #f8faff;
  border-radius: 8px;
  padding: 20px;
  border: 1px solid #e8eef8;
}

.feature-item h3 {
  margin-top: 0;
  color: #3e6aff;
}

.site-footer {
  background: #6495ed;
  color: #fff;
  text-align: center;
  padding: 24px 16px;
  font-size: 14px;
}

.site-footer a {
  color: #fff;
  text-decoration: underline;
}

@media (max-width: 768px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding: 32px 20px;
  }

  .hero h1 {
    font-size: 28px;
  }

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

  .card {
    padding: 24px 20px;
  }
}