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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.container {
  width: 100%;
  max-width: 420px;
}

.card {
  background: #ffffff;
  border-radius: 12px;
  padding: 40px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.hidden {
  display: none !important;
}

.logo {
  text-align: center;
  margin-bottom: 30px;
}

.logo-icon {
  font-size: 48px;
  margin-bottom: 10px;
}

.logo h1 {
  font-size: 24px;
  color: #1a1a2e;
  font-weight: 600;
}

.subtitle {
  text-align: center;
  color: #666;
  margin-bottom: 30px;
}

.btn-primary {
  margin-bottom: 0;
}

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

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: #333;
  margin-bottom: 8px;
}

.form-group input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-size: 16px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus {
  outline: none;
  border-color: #4f46e5;
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.btn {
  width: 100%;
  padding: 14px 20px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: transform 0.1s, box-shadow 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
  color: white;
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.4);
}

.btn-primary:hover {
  box-shadow: 0 6px 20px rgba(79, 70, 229, 0.5);
}

.btn-secondary {
  background: #f3f4f6;
  color: #374151;
  margin-top: 12px;
}

.btn-secondary:hover {
  background: #e5e7eb;
}

.passkey-icon {
  font-size: 18px;
}

.divider {
  display: flex;
  align-items: center;
  margin: 24px 0;
}

.divider::before,
.divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: #e0e0e0;
}

.divider span {
  padding: 0 16px;
  color: #999;
  font-size: 14px;
}

.error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #dc2626;
  padding: 12px 16px;
  border-radius: 8px;
  margin-top: 20px;
  font-size: 14px;
}

.success {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  color: #16a34a;
  padding: 12px 16px;
  border-radius: 8px;
  margin-top: 20px;
  font-size: 14px;
}

.demo-notice {
  margin-top: 30px;
  padding: 16px;
  background: #f8fafc;
  border-radius: 8px;
  font-size: 13px;
  color: #64748b;
  border-left: 3px solid #4f46e5;
}

/* Dashboard styles */
.dashboard-header {
  text-align: center;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid #e0e0e0;
}

.dashboard-header h2 {
  color: #1a1a2e;
  margin-bottom: 8px;
}

#user-email {
  color: #666;
  font-size: 14px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 30px;
}

.stat-card {
  background: #f8fafc;
  padding: 16px;
  border-radius: 8px;
  text-align: center;
}

.stat-value {
  font-size: 24px;
  font-weight: 600;
  color: #4f46e5;
}

.stat-label {
  font-size: 11px;
  color: #64748b;
  margin-top: 4px;
}

.server-list {
  margin-bottom: 24px;
}

.server-list h3 {
  font-size: 14px;
  color: #374151;
  margin-bottom: 12px;
}

.server-item {
  display: flex;
  align-items: center;
  padding: 12px;
  background: #f8fafc;
  border-radius: 8px;
  margin-bottom: 8px;
  gap: 12px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-dot.online {
  background: #22c55e;
  box-shadow: 0 0 6px rgba(34, 197, 94, 0.5);
}

.status-dot.offline {
  background: #94a3b8;
}

.server-name {
  font-weight: 500;
  color: #1a1a2e;
}

.server-spec {
  margin-left: auto;
  font-size: 12px;
  color: #64748b;
}

/* Loading state */
.btn.loading {
  opacity: 0.7;
  pointer-events: none;
}

.btn.loading::after {
  content: '';
  width: 16px;
  height: 16px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-left: 8px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 480px) {
  .card {
    padding: 24px;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .server-item {
    flex-wrap: wrap;
  }

  .server-spec {
    margin-left: 20px;
    width: 100%;
  }
}