body {
  font-family: system-ui, sans-serif;
  background: #f5f5f5;
  color: #222;
  max-width: 700px;
  margin: 40px auto;
  padding: 0 16px;
  line-height: 1.5;
}

h1 {
  border-bottom: 3px solid #d52b1e;
  padding-bottom: 8px;
}

button {
  background: #d52b1e;
  color: white;
  border: none;
  border-radius: 6px;
  padding: 10px 18px;
  font-size: 1rem;
  cursor: pointer;
}

button:hover {
  background: #a91f15;
}

img, svg {
  display: block;
  max-width: 260px;
  margin: 20px auto;
  background: white;
  padding: 10px;
  border-radius: 8px;
}

.status {
  padding: 12px 16px;
  border-radius: 6px;
  border-left: 5px solid #999;
  background: #eee;
  font-weight: 600;
}

.status.pending {
  border-color: #e0a100;
  background: #fff6db;
}

.status.success {
  border-color: #1e7a46;
  background: #e6f4ec;
  color: #1e7a46;
}

.status.failed {
  border-color: #b42318;
  background: #fdecea;
  color: #b42318;
}

pre {
  background: white;
  padding: 12px;
  border-radius: 6px;
  overflow-x: auto;
}