:root {
  --bg-top: #f6d365;
  --bg-bottom: #fda085;
  --panel: rgba(255, 247, 237, 0.92);
  --panel-strong: #fff9f1;
  --ink: #2d1b14;
  --ink-soft: #694435;
  --accent: #b93c2f;
  --accent-2: #2a7f62;
  --shadow: rgba(67, 29, 18, 0.22);
  --border: #3d271d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Outfit", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.38), transparent 28%),
    linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  width: 34vmax;
  height: 34vmax;
  border-radius: 50%;
  background: rgba(255, 245, 230, 0.22);
  filter: blur(8px);
  pointer-events: none;
}

body::before {
  top: -10vmax;
  left: -8vmax;
}

body::after {
  right: -12vmax;
  bottom: -12vmax;
}

.layout {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 40px;
}

.game-shell {
  display: grid;
  gap: 20px;
}

.game-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  align-items: end;
}

.eyebrow,
h1,
.panel h2,
.controls-card span {
  font-family: "Press Start 2P", cursive;
}

.eyebrow {
  margin: 0 0 14px;
  font-size: 0.68rem;
  color: var(--accent);
}

h1 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.7rem);
  line-height: 1.25;
}

.controls-card,
.panel {
  background: var(--panel);
  border: 4px solid var(--border);
  border-radius: 20px;
  box-shadow: 0 14px 30px var(--shadow);
}

.controls-card {
  padding: 16px 18px;
  min-width: min(100%, 300px);
}

.controls-card p {
  margin: 0;
  font-size: 0.96rem;
}

.controls-card p + p {
  margin-top: 10px;
}

.controls-card span {
  display: inline-block;
  min-width: 84px;
  font-size: 0.68rem;
  color: var(--accent-2);
}

.canvas-frame {
  position: relative;
  padding: 14px;
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 249, 241, 0.96), rgba(248, 225, 197, 0.96));
  border: 4px solid var(--border);
  box-shadow: 0 20px 40px var(--shadow);
  overflow: hidden;
}

.canvas-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.26), transparent 40%),
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent 28px,
      rgba(61, 39, 29, 0.025) 28px,
      rgba(61, 39, 29, 0.025) 29px
    );
  pointer-events: none;
}

.fullscreen-button {
  position: absolute;
  top: 24px;
  right: 24px;
  z-index: 2;
  appearance: none;
  border: 3px solid var(--border);
  border-radius: 999px;
  padding: 12px 18px;
  background: rgba(255, 249, 241, 0.94);
  color: var(--ink);
  box-shadow: 0 10px 18px rgba(67, 29, 18, 0.18);
  cursor: pointer;
  font-family: "Press Start 2P", cursive;
  font-size: 0.62rem;
  transition: transform 120ms ease, background 120ms ease;
}

.fullscreen-button:hover {
  transform: translateY(-1px);
  background: #fff5e6;
}

.fullscreen-button:active {
  transform: translateY(1px);
}

canvas {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 18px;
  background: #8ed1a4;
  image-rendering: auto;
}

.hud-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.panel {
  padding: 18px 20px;
}

.panel h2 {
  margin: 0 0 10px;
  font-size: 0.78rem;
}

.panel p {
  margin: 0;
  line-height: 1.6;
  color: var(--ink-soft);
}

.canvas-frame:fullscreen {
  display: grid;
  place-items: center;
  padding: 28px;
  border-radius: 0;
  border: 0;
  background:
    radial-gradient(circle at top, rgba(255, 243, 224, 0.18), transparent 32%),
    linear-gradient(180deg, #2c1810, #140b08);
}

.canvas-frame:fullscreen::after {
  opacity: 0.18;
}

.canvas-frame:fullscreen canvas {
  width: min(calc(100vw - 56px), 1600px);
  max-height: calc(100vh - 56px);
}

.canvas-frame:fullscreen .fullscreen-button {
  top: 20px;
  right: 20px;
  background: rgba(255, 249, 241, 0.88);
}

@media (max-width: 720px) {
  .layout {
    width: min(100% - 18px, 1180px);
    padding-top: 18px;
  }

  .canvas-frame {
    padding: 10px;
    border-radius: 18px;
  }

  .controls-card span {
    min-width: 78px;
  }

  .fullscreen-button {
    top: 18px;
    right: 18px;
    padding: 10px 14px;
    font-size: 0.54rem;
  }
}