body {
  font-family:
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    sans-serif;
  background: #f6f7f8;
  padding: 40px;
  max-width: 904px;
  margin: auto;
}

h1 {
  margin-bottom: 44px;
}

.field {
  margin-bottom: 24px;
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
}

input {
  width: calc(100% - 20px);
  max-width: 904px;
  padding: 10px;
  font-size: 14px;
  border: 1px solid #ccc;
  border-radius: 6px;
}

input:focus,
input:focus-visible,
input:focus-within {
  outline: none;
  border-color: #888;
}

button {
  margin-top: 16px;
  padding: 10px 16px;
  font-size: 14px;
  cursor: pointer;
  border-radius: 6px;
  border: none;
  background: #1e1e1e;
  color: #fff;
  transition: all 0.3s ease;
}

button:hover {
  background: #4e4e4e;
  transition: all 0.3s ease;
}

pre {
  margin-top: 24px;
  background: #111;
  color: #f1f1f1;
  padding: 16px;
  border-radius: 8px;
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.5;
  position: relative;
}

.hidden {
  display: none;
}

.copy-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  background: #333;
  color: #fff;
  border: none;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 12px;
  cursor: pointer;
}

.copy-btn:hover {
  background: #555;
}