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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
}

.container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 20px;
}

.auth-box {
  background: white;
  border-radius: 10px;
  padding: 40px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  width: 100%;
  max-width: 450px;
}

.auth-box h1 {
  text-align: center;
  color: #667eea;
  margin-bottom: 30px;
  font-size: 28px;
}

.auth-box h2 {
  color: #333;
  margin-bottom: 20px;
  font-size: 22px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 5px;
  color: #555;
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 14px;
  transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #667eea;
}

.btn {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 5px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

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

.btn-primary:hover {
  background: #5568d3;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
  background: #6c757d;
  color: white;
}

.btn-secondary:hover {
  background: #5a6268;
}

.btn-success {
  background: #28a745;
  color: white;
}

.btn-success:hover {
  background: #218838;
}

.btn-danger {
  background: #dc3545;
  color: white;
}

.btn-danger:hover {
  background: #c82333;
}

.form-footer {
  margin-top: 20px;
  text-align: center;
}

.form-footer a {
  color: #667eea;
  text-decoration: none;
  font-weight: 500;
}

.form-footer a:hover {
  text-decoration: underline;
}

.message {
  margin-top: 15px;
  padding: 12px;
  border-radius: 5px;
  display: none;
}

.message.success {
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
  display: block;
}

.message.error {
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
  display: block;
}

/* Dashboard Styles */
.dashboard-container {
  min-height: 100vh;
  background: #f5f5f5;
}

.dashboard-header {
  background: white;
  padding: 20px 40px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dashboard-header h1 {
  color: #667eea;
  font-size: 24px;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 15px;
}

.user-info span {
  font-weight: 600;
  color: #333;
}

.dashboard-content {
  display: flex;
  min-height: calc(100vh - 80px);
}

.sidebar {
  width: 250px;
  background: white;
  box-shadow: 2px 0 4px rgba(0, 0, 0, 0.1);
  padding: 20px;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.nav-btn {
  padding: 15px;
  border: none;
  background: transparent;
  text-align: left;
  font-size: 16px;
  font-weight: 500;
  color: #555;
  cursor: pointer;
  border-radius: 5px;
  transition: all 0.3s;
}

.nav-btn:hover {
  background: #f0f0f0;
  color: #667eea;
}

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

.main-content {
  flex: 1;
  padding: 40px;
}

.view {
  display: none;
  animation: fadeIn 0.3s;
}

.view.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.view h2 {
  color: #333;
  margin-bottom: 30px;
  font-size: 28px;
}

.vm-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.vm-card {
  background: white;
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}

.vm-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.vm-card h3 {
  color: #667eea;
  margin-bottom: 10px;
}

.vm-card p {
  color: #666;
  margin: 5px 0;
}

.status-badge {
  display: inline-block;
  padding: 5px 10px;
  border-radius: 15px;
  font-size: 12px;
  font-weight: 600;
}

.status-badge.running {
  background: #d4edda;
  color: #155724;
}

.status-badge.stopped {
  background: #f8d7da;
  color: #721c24;
}

#create-vm-form {
  background: white;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  max-width: 600px;
}

.vm-info {
  background: white;
  padding: 20px;
  border-radius: 10px;
  margin-bottom: 20px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.vm-info h3 {
  color: #333;
  margin-bottom: 10px;
}

.button-group {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

.button-group .btn {
  width: auto;
  flex: 1;
}

.test-section {
  background: white;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  margin-bottom: 20px;
}

.test-section h4 {
  color: #333;
  margin-bottom: 15px;
}

#vm-console {
  background: white;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  margin-top: 20px;
}

#vm-console h3 {
  color: #333;
  margin-bottom: 15px;
}