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

:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f7f9fa;
  --text-primary: #202123;
  --text-secondary: #6e6e80;
  --border-color: #e5e7eb;
  --success-color: #10a37f;
  --warning-color: #f59e0b;
  --error-color: #ef4444;
  --card-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  --card-hover-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

header {
  text-align: center;
  margin-bottom: 3rem;
  padding: 2rem 0;
}

h1 {
  font-size: 2.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.overall-status {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.5rem;
  background-color: var(--bg-primary);
  border-radius: 2rem;
  box-shadow: var(--card-shadow);
  margin-top: 1rem;
}

.status-indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--success-color);
  animation: pulse 2s ease-in-out infinite;
}

.overall-status.degraded .status-indicator {
  background-color: var(--warning-color);
}

.overall-status.down .status-indicator {
  background-color: var(--error-color);
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.6;
  }
}

.status-text {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
}

main {
  background-color: var(--bg-primary);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: var(--card-shadow);
  margin-bottom: 2rem;
}

h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.services-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.loading {
  text-align: center;
  padding: 2rem;
  color: var(--text-secondary);
}

.service-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.5rem;
  transition: all 0.3s ease;
}

.service-card:hover {
  box-shadow: var(--card-hover-shadow);
  transform: translateY(-2px);
}

.service-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.service-info {
  flex: 1;
}

.service-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.service-id {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-family: monospace;
}

.service-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 1.5rem;
  font-size: 0.875rem;
  font-weight: 500;
}

.service-status.operational {
  background-color: #d1fae5;
  color: #065f46;
}

.service-status.degraded {
  background-color: #fed7aa;
  color: #92400e;
}

.service-status.down {
  background-color: #fee2e2;
  color: #991b1b;
}

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

.status-dot.operational {
  background-color: var(--success-color);
}

.status-dot.degraded {
  background-color: var(--warning-color);
}

.status-dot.down {
  background-color: var(--error-color);
}

.service-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.detail-item {
  background-color: var(--bg-primary);
  padding: 1rem;
  border-radius: 6px;
  border: 1px solid var(--border-color);
}

.detail-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.detail-value {
  font-size: 0.875rem;
  color: var(--text-primary);
  word-break: break-word;
}

.detail-value-json {
  font-family: monospace;
  font-size: 0.8rem;
  background-color: var(--bg-secondary);
  padding: 0.5rem;
  border-radius: 4px;
  overflow-x: auto;
}

.detail-value-multi {
  font-size: 0.875rem;
  color: var(--text-primary);
  line-height: 1.8;
}

.detail-value-multi div {
  margin-bottom: 0.25rem;
}

.detail-value-multi strong {
  color: var(--text-primary);
  font-weight: 600;
}

.last-heartbeat {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 0.75rem;
}

.legend {
  display: flex;
  justify-content: center;
  gap: 2rem;
  padding: 1.5rem 0;
  margin-top: 2rem;
  border-top: 1px solid var(--border-color);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.legend-dot.operational {
  background-color: var(--success-color);
}

.legend-dot.degraded {
  background-color: var(--warning-color);
}

.legend-dot.down {
  background-color: var(--error-color);
}

footer {
  text-align: center;
  padding: 1.5rem 0;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

#lastUpdate {
  font-weight: 500;
  color: var(--text-primary);
}

@media (max-width: 768px) {
  .container {
    padding: 1rem 0.5rem;
  }

  h1 {
    font-size: 2rem;
  }

  main {
    padding: 1.5rem;
  }

  .service-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .service-details {
    grid-template-columns: 1fr;
  }

  .legend {
    flex-direction: column;
    gap: 0.75rem;
    align-items: center;
  }
}