:root {
  --bg: #f5f1e8;
  --bg-accent: #e8dfce;
  --panel: #fffaf1;
  --ink: #1f1b16;
  --muted: #6b5f52;
  --grid: #e7ddcd;
  --snake: #3f7f4b;
  --head: #2f6a3f;
  --food: #c5483d;
  --border: #d5c7b3;
  --shadow: 0 18px 40px rgba(40, 30, 20, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: radial-gradient(circle at top, var(--bg), var(--bg-accent));
  color: var(--ink);
  font-family: "Trebuchet MS", "Gill Sans", "Segoe UI", sans-serif;
}

.app {
  width: min(720px, 100%);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 20px;
  display: grid;
  gap: 18px;
}

.top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

h1 {
  margin: 0 0 6px 0;
  font-size: 28px;
  letter-spacing: 1px;
}

.sub {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.scoreboard {
  display: grid;
  gap: 6px;
  text-align: right;
  font-weight: 600;
}

.score {
  font-size: 16px;
}

.status {
  color: var(--muted);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.board {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  border-radius: 16px;
  background: linear-gradient(135deg, #fcf8f1, #f1e8da);
  border: 1px solid var(--border);
}

#game {
  width: 100%;
  max-width: 520px;
  aspect-ratio: 1 / 1;
  border-radius: 12px;
  background: #f6f0e6;
  border: 1px solid var(--border);
  display: block;
  touch-action: none;
}

.controls {
  display: grid;
  gap: 14px;
  justify-items: center;
}

.pad {
  display: grid;
  grid-template-columns: repeat(3, 52px);
  grid-template-rows: repeat(3, 52px);
  gap: 8px;
}

.control {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #f8f2e7;
  color: var(--ink);
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
}

.control[data-dir="up"] {
  grid-column: 2;
  grid-row: 1;
}

.control[data-dir="left"] {
  grid-column: 1;
  grid-row: 2;
}

.control[data-dir="down"] {
  grid-column: 2;
  grid-row: 3;
}

.control[data-dir="right"] {
  grid-column: 3;
  grid-row: 2;
}

.actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

.actions button {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 16px;
  background: #f8f2e7;
  font-weight: 600;
  cursor: pointer;
}

.help {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

button:focus-visible {
  outline: 2px solid #a77a43;
  outline-offset: 2px;
}

@media (max-width: 600px) {
  .top {
    flex-direction: column;
    align-items: flex-start;
  }

  .scoreboard {
    text-align: left;
  }

  .actions {
    width: 100%;
  }
}