:root {
  --bg: #e7dfc8;
  --panel: #efe6cf;
  --gold: #d5b13a;
  --gold-hover: #c59d24;
  --brown: #9a6b46;
  --brown-dark: #5b3a21;
  --text: #1f140d;
  --shadow: rgba(80, 50, 20, 0.18);
  --canvas-bg: #d8c9a0;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: Georgia, "Times New Roman", serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-header {
  background: var(--panel);
  border-bottom: 2px solid var(--brown);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
}

.site-header h1 {
  font-size: 2rem;
}

.home-btn {
  display: inline-block;
  background: var(--gold);
  color: var(--text);
  text-decoration: none;
  font-weight: bold;
  padding: 12px 18px;
  border: 2px solid var(--brown);
  border-radius: 12px;
  transition: 0.2s ease;
  box-shadow: 0 2px 6px var(--shadow);
}

.home-btn:hover {
  background: var(--gold-hover);
}

.snake-page {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 30px 16px;
}

.snake-panel {
  width: 100%;
  max-width: 760px;
  background: var(--panel);
  border: 2px solid var(--brown);
  border-radius: 20px;
  box-shadow: 0 8px 18px var(--shadow);
  padding: 28px 22px;
  text-align: center;
}

.snake-panel h2 {
  font-size: 2rem;
  color: var(--brown-dark);
  margin-bottom: 10px;
}

.subtitle {
  font-size: 1rem;
  margin-bottom: 22px;
}

.stats {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}

.stat-box {
  min-width: 150px;
  background: #f6eed8;
  border: 2px solid var(--brown);
  border-radius: 14px;
  padding: 12px 16px;
  box-shadow: 0 3px 8px var(--shadow);
}

.stat-label {
  display: block;
  font-weight: bold;
  margin-bottom: 6px;
  color: var(--brown-dark);
}

.game-wrapper {
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
}

#gameCanvas {
  background: var(--canvas-bg);
  border: 3px solid var(--brown);
  border-radius: 14px;
  box-shadow: inset 0 0 0 2px rgba(90, 60, 25, 0.08);
  max-width: 100%;
  height: auto;
}

.controls {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.controls button,
.bot-controls button {
  background: var(--gold);
  color: var(--text);
  border: 2px solid var(--brown);
  border-radius: 12px;
  padding: 12px 18px;
  font-size: 1rem;
  font-weight: bold;
  font-family: inherit;
  cursor: pointer;
  transition: 0.2s ease;
}

.controls button:hover,
.bot-controls button:hover {
  background: var(--gold-hover);
  transform: translateY(-1px);
}

.bot-controls {
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
}

.bot-controls button {
  min-width: 240px;
}

.help {
  font-size: 0.98rem;
  margin-bottom: 16px;
  line-height: 1.6;
}

.message {
  font-weight: bold;
  color: var(--brown-dark);
  min-height: 24px;
}

.site-footer {
  background: var(--panel);
  border-top: 2px solid var(--brown);
  text-align: center;
  padding: 18px;
  font-size: 1rem;
  color: var(--brown-dark);
}

@media (max-width: 700px) {
  .site-header {
    flex-direction: column;
    gap: 14px;
    text-align: center;
  }

  .site-header h1 {
    font-size: 1.7rem;
  }

  .snake-panel h2 {
    font-size: 1.6rem;
  }

  #gameCanvas {
    width: 100%;
    max-width: 360px;
  }
}