:root {
  --bg1: #19092d;
  --bg2: #120623;
  --panel: #291246;
  --panel-border: #7d4bf5;
  --text: #ffeefc;
  --muted: #d5c4ff;
  --ok: #79ff95;
  --win: #ffe45e;
  --btn: #53d7ff;
  --btn2: #4595ff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  color: var(--text);
  font-family: "Trebuchet MS", "Segoe UI", Tahoma, sans-serif;

  background:
    radial-gradient(900px 540px at 8% -4%, #3c1a68 0%, transparent 65%),
    radial-gradient(900px 540px at 95% 110%, #0f6bc4 0%, transparent 65%),
    linear-gradient(180deg, var(--bg1), var(--bg2));
}

.game-container {
  width: min(95vw, 760px);
  text-align: center;
  background: linear-gradient(180deg, rgba(41,18,70,0.9), rgba(20,9,38,0.92));
  border: 2px solid var(--panel-border);
  border-radius: 16px;
  padding: 18px;
}

h1 {
  margin: 4px 0 8px;
  letter-spacing: 0.03em;
}

p {
  margin: 8px 0;
  color: var(--muted);
}

canvas {
  width: min(90vw, 620px);
  height: min(90vw, 620px);
  max-height: 70vh;
  margin: 12px 0;

  background: linear-gradient(180deg, #121a44 0%, #1a2a5a 100%);
  border: 3px solid #69f6ff;
  border-radius: 12px;

  image-rendering: pixelated;
}

kbd {
  display: inline-block;
  min-width: 24px;
  padding: 2px 6px;
  border-radius: 5px;
  background: #3c2388;
  border: 1px solid #88ddff;
  color: #f2fbff;
}

#status {
  font-weight: 700;
  color: var(--ok);
}

.controls {
  margin-top: 10px;
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

button {
  border: 0;
  border-radius: 10px;
  padding: 9px 14px;
  font-weight: 700;
  cursor: pointer;
  color: #112046;
  background: linear-gradient(180deg, #7ef7ff, var(--btn2));
}

button:hover {
  background: linear-gradient(180deg, #8afaff, #5aa6ff);
}