html, body { margin: 0; }
body {
  background: #1b1224;
  color: #eadff3;
  font: 15px/1.5 "Segoe UI", Tahoma, sans-serif;
}
main { max-width: 46rem; margin: 0 auto; padding: 3.2rem 1.1rem 4rem; }
h1 { font-weight: 600; margin: 0 0 1rem; letter-spacing: 0.08em; }
textarea {
  width: 100%;
  min-height: 8.5rem;
  box-sizing: border-box;
  font: 14px/1.45 ui-monospace, Consolas, monospace;
  background: #261833;
  color: inherit;
  border: 1px dashed #5a3d72;
  padding: 0.7rem;
  resize: vertical;
}
textarea.over { border-color: #c084fc; }
.hint { color: #b79ac8; font-size: 0.85rem; min-height: 1.2em; }
dl { margin: 1.2rem 0 0; }
dl > div { margin-bottom: 0.9rem; }
dt { font-size: 0.78rem; color: #b79ac8; }
dd {
  margin: 0.25rem 0 0;
  font: 13px/1.4 ui-monospace, Consolas, monospace;
  word-break: break-all;
  cursor: pointer;
}