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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.landing-page {
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #4a5568 0%, #2d3748 100%);
  padding: 20px;
}

.container {
  max-width: 450px;
  width: 90%;
  background: white;
  border-radius: 24px;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
  padding: 3rem 2.5rem;
  text-align: center;
}

.hero h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
  color: #2d3748;
}

.subtitle {
  font-size: 0.95rem;
  color: #666;
  margin-bottom: 2.5rem;
}

.error-message {
  background: #fee;
  color: #c33;
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

.content {
  margin: 2rem 0;
}

.content > p {
  font-size: 1.1rem;
  color: #2d3748;
  margin-bottom: 1.5rem;
}

.token-info {
  background: #f8f9fa;
  border-radius: 12px;
  padding: 1.5rem;
  margin-top: 1rem;
}

.token-info h2 {
  font-size: 1.1rem;
  color: #4a5568;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.token-info p {
  font-size: 0.95rem;
  color: #718096;
  margin: 0;
}

.auth-buttons {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1rem;
}

.auth-buttons form {
  width: 100%;
}

.btn {
  width: 100%;
  padding: 1rem;
  font-size: 1rem;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
  font-weight: 600;
  display: inline-block;
}

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

.btn-login:hover {
  background: #5568d3;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.btn-register {
  background: transparent;
  color: #4a5568;
  border: 2px solid #4a5568;
}

.btn-register:hover {
  background: #f8f9ff;
  transform: translateY(-2px);
}

.btn-logout {
  background: #ef4444;
  color: white;
}

.btn-logout:hover {
  background: #dc2626;
  transform: translateY(-1px);
}

@media (max-width: 768px) {
  .container {
    padding: 2.5rem 2rem;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

  .content > p {
    font-size: 1rem;
  }

  .token-info {
    padding: 1.25rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 2rem 1.5rem;
  }

  .hero h1 {
    font-size: 1.5rem;
  }
}