body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 0;
  background: linear-gradient(135deg, #000032 0%, #000050 100%);
  color: #ffffff;
  line-height: 1.6;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 20px;
}

.header {
  text-align: center;
  margin-bottom: 40px;
  padding: 30px 0;
  border-bottom: 2px solid rgba(174, 105, 0, 0.3);
}

.logo {
  font-size: 48px;
  font-weight: bold;
  color: #ae6900;
  margin-bottom: 10px;
}

.app-name {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 8px;
}

h1 {
  font-size: 32px;
  margin: 0;
}

.document-name {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.9);
}

.version-info {
  font-style: italic;
  color: rgba(255, 255, 255, 0.72);
  margin-top: 8px;
}

.content h2 {
  font-size: 22px;
  margin-top: 32px;
  margin-bottom: 10px;
  border-left: 4px solid #ae6900;
  padding-left: 12px;
}

.content h3 {
  font-size: 18px;
  margin-top: 20px;
  margin-bottom: 8px;
}

.content p,
.content li {
  font-size: 16px;
  margin-bottom: 10px;
  color: #ffffff;
  word-break: break-word;
}

.content ul {
  margin: 0 0 14px 18px;
  padding-left: 10px;
}

.footer {
  text-align: center;
  padding: 28px 0 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  margin-top: 48px;
}

.btn {
  display: inline-block;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
  padding: 10px 18px;
  margin: 8px 6px 0;
}

.btn-primary {
  background: #ae6900;
  color: #fff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.source-note {
  margin-top: 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
}