body {
  font-family: -apple-system, Segoe UI, Roboto, sans-serif;
  background: #0f172a;
  color: #e2e8f0;
  display: flex;
  justify-content: center;
  padding: 3rem 1rem;
}

main {
  width: 100%;
  max-width: 480px;
}

h1 {
  margin-bottom: 0.25rem;
}

.subtitle {
  color: #94a3b8;
  margin-top: 0;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

form {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

input {
  flex: 1;
  padding: 0.6rem 0.8rem;
  border-radius: 6px;
  border: 1px solid #334155;
  background: #1e293b;
  color: inherit;
}

button {
  padding: 0.6rem 1rem;
  border-radius: 6px;
  border: none;
  background: #6366f1;
  color: white;
  cursor: pointer;
}

button:hover {
  background: #4f46e5;
}

#status {
  color: #94a3b8;
  font-size: 0.85rem;
  min-height: 1.2rem;
}

ul {
  list-style: none;
  padding: 0;
}

li {
  padding: 0.6rem 0.8rem;
  background: #1e293b;
  border-radius: 6px;
  margin-bottom: 0.5rem;
  word-break: break-word;
}