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

body {
  font-family:
    -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.container {
  text-align: center;
  padding: 2rem;
}

.content {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: 20px;
  padding: 3rem 4rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.pid {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.6);
  background: rgba(0, 0, 0, 0.2);
  padding: 2px 8px;
  border-radius: 20px;
  vertical-align: middle;
  margin-left: 8px;
  letter-spacing: 0.5px;
}

.footer {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.9);
  margin-top: 1rem;
}

.footer a {
  color: #ffd700;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  border-bottom: 2px solid transparent;
}

.footer a:hover {
  color: #fff;
  border-bottom: 2px solid #ffd700;
}

@media (max-width: 768px) {
  h1 {
    font-size: 1.8rem;
  }

  .content {
    padding: 2rem;
  }

  .footer {
    font-size: 1rem;
  }
}