:root {
  color-scheme: light;
  font-family: Arial, Helvetica, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: #f3f4f6;
  color: #111827;
}

.game {
  width: min(680px, 92vw);
  margin: 2rem auto;
  display: grid;
  gap: 1rem;
}

.panel {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  padding: 1rem;
}

.feedback {
  margin: 0;
  padding: 0.75rem;
  border-radius: 8px;
  font-weight: 600;
}

.feedback--info {
  background: #e0f2fe;
  color: #0c4a6e;
}

.feedback--success {
  background: #dcfce7;
  color: #14532d;
}

.feedback--warning {
  background: #fef3c7;
  color: #78350f;
}

.feedback--error {
  background: #fee2e2;
  color: #7f1d1d;
}

.status-note {
  margin: 0.5rem 0 0;
  color: #b45309;
  font-size: 0.9rem;
}

.game__header h1 {
  margin: 0;
}

.game__subtitle {
  margin: 0.5rem 0 0;
  color: #4b5563;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

input,
button {
  font: inherit;
}

input {
  flex: 1 1 220px;
  padding: 0.6rem 0.7rem;
  border: 1px solid #d1d5db;
  border-radius: 8px;
}

button {
  padding: 0.6rem 0.9rem;
  border: 1px solid #111827;
  border-radius: 8px;
  background: #111827;
  color: #ffffff;
  cursor: pointer;
}

button:hover {
  background: #1f2937;
}

input:focus-visible,
button:focus-visible {
  outline: 3px solid #2563eb;
  outline-offset: 2px;
}

@media (max-width: 480px) {
  .game {
    margin: 1rem auto;
  }

  .panel {
    padding: 0.85rem;
  }

  .controls {
    flex-direction: column;
  }

  input,
  button {
    width: 100%;
  }
}