* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #0f172a;
  color: #e2e8f0;
}

.container {
  max-width: 800px;
  margin: 40px auto;
  padding: 20px;
}

h1 {
  margin-bottom: 8px;
}

.subtitle {
  margin-top: 0;
  color: #94a3b8;
}

.card {
  background: #1e293b;
  border: 1px solid #334155;
  border-radius: 10px;
  padding: 20px;
  margin-top: 20px;
}

h2 {
  margin-top: 0;
}

#dashboard-alert {
  margin: 16px 0;
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid #475569;
  background: #0f172a;
  color: #f8fafc;
  min-height: 24px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 16px;
}

.json-box {
  margin: 0;
  padding: 14px;
  border-radius: 8px;
  border: 1px solid #475569;
  background: #020617;
  color: #cbd5e1;
  overflow: auto;
  max-height: 320px;
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 13px;
  line-height: 1.45;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.history-item {
  border: 1px solid #334155;
  border-radius: 10px;
  padding: 14px;
  background: #0f172a;
}

.history-meta {
  margin-bottom: 10px;
  color: #94a3b8;
  font-size: 13px;
}

@media (max-width: 800px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
}