:root {
  --ink: #11213a;
  --line: rgba(17, 33, 58, 0.18);
  --panel: rgba(255, 255, 255, 0.88);
  --accent: #0d7f63;
  --accent-deep: #056048;
  --shadow: 0 18px 48px rgba(17, 33, 58, 0.2);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Outfit", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 17% 15%, rgba(13, 127, 99, 0.25), transparent 30%),
    radial-gradient(circle at 85% 18%, rgba(255, 136, 65, 0.24), transparent 30%),
    linear-gradient(135deg, #eef8f5 0%, #f5f5ef 48%, #fff6ea 100%);
}

.wrapper {
  width: min(1280px, 95vw);
  margin: 0 auto;
  padding: 2rem 0 2.3rem;
}

header h1 {
  margin: 0.2rem 0 0;
  font-family: "Archivo Black", sans-serif;
  font-size: clamp(1.8rem, 5vw, 3.4rem);
  letter-spacing: 0.02em;
}

header p {
  margin-top: 0.55rem;
}

.tag {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-weight: 700;
  color: #0e6f57;
  font-size: 0.82rem;
}

.layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 0.95rem;
  margin-top: 1rem;
}

.board-wrap {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  border: 2px solid var(--line);
  box-shadow: var(--shadow);
  background: #0f1f2f;
}

#gameCanvas {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
}

.overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 0.8rem;
  background: rgba(10, 18, 30, 0.7);
  color: #fff;
  text-align: center;
}

.overlay[hidden] {
  display: none !important;
}

.overlay h2 {
  margin: 0;
  font-size: 2rem;
}

.sidebar {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
}

.stats-grid article {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  text-align: center;
  padding: 0.68rem 0.55rem;
}

.stats-grid h2 {
  margin: 0;
  font-size: 0.84rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.stats-grid p {
  margin: 0.25rem 0 0;
  font-size: 1.8rem;
  font-weight: 700;
}

.controls {
  margin-top: 0.95rem;
  display: grid;
  gap: 0.55rem;
}

button {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.62rem 0.75rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  background: #fff;
  transition: transform 160ms ease, background 160ms ease;
}

button:hover:enabled {
  transform: translateY(-1px);
  background: #f2fff9;
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

#launchBtn,
#nextLevelBtn {
  background: var(--accent);
  color: #fff;
  border-color: transparent;
}

#launchBtn:hover:enabled,
#nextLevelBtn:hover:enabled {
  background: var(--accent-deep);
}

.note {
  margin-top: 0.8rem;
  font-size: 0.88rem;
  color: #47556a;
}

kbd {
  border: 1px solid rgba(17, 33, 58, 0.3);
  border-radius: 6px;
  padding: 0.11rem 0.3rem;
  background: #fff;
}

@media (max-width: 1050px) {
  .layout {
    grid-template-columns: 1fr;
  }
}