.app {
  min-height: 100vh;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.container {
  background: white;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  padding: 40px;
  max-width: 600px;
  width: 100%;
}

h1 {
  color: #333;
  margin-bottom: 20px;
  font-size: 28px;
}

h2 {
  color: #333;
  margin-bottom: 15px;
  font-size: 22px;
}

h3 {
  color: #555;
  margin-bottom: 10px;
  font-size: 18px;
}

.wallet-info {
  margin-top: 20px;
}

.wallet-info p {
  margin: 10px 0;
  color: #666;
}

.network-section,
.tokens-section {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid #eee;
}

.btn {
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  margin: 5px;
}

.btn-primary {
  background: #667eea;
  color: white;
}

.btn-primary:hover {
  background: #5568d3;
}

.btn-secondary {
  background: #48bb78;
  color: white;
}

.btn-secondary:hover {
  background: #38a169;
}

.btn-token {
  background: #ed8936;
  color: white;
}

.btn-token:hover {
  background: #dd6b20;
}

.error {
  background: #fed7d7;
  color: #c53030;
  padding: 15px;
  border-radius: 8px;
  margin-bottom: 20px;
}
