:root {
  --bg: #f7f5f2;
  --ink: #1f1f1f;
  --muted: #6b6b6b;
  --panel: #ffffff;
  --line: #e5e1dc;
  --accent: #2f7d32;
  --food: #c93f2c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Georgia", "Times New Roman", serif;
  background: var(--bg);
  color: var(--ink);
}

.app {
  max-width: 640px;
  margin: 32px auto;
  padding: 0 16px 32px;
}

.header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 12px;
}

.header h1 {
  margin: 0;
  font-size: 32px;
  letter-spacing: 0.5px;
}

.score {
  font-size: 16px;
  color: var(--muted);
}

.game {
  margin-top: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 16px;
}

#board {
  display: block;
  width: 100%;
  height: auto;
  background: #faf9f7;
  border: 1px solid var(--line);
}

.status {
  margin-top: 12px;
  min-height: 20px;
  color: var(--muted);
}

.controls {
  margin-top: 16px;
  display: flex;
  gap: 8px;
}

button {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  padding: 8px 12px;
  font-size: 14px;
  cursor: pointer;
}

button:hover {
  border-color: var(--ink);
}

.help {
  margin-top: 16px;
  font-size: 14px;
  color: var(--muted);
}