:root {
  --bg: #0b0f0d;
  --panel: #111a16;
  --panel-2: #16231d;
  --line: #1f3329;
  --green: #00a86b;
  --green-dim: rgba(0, 168, 107, 0.15);
  --red: #f42a41;
  --yellow: #ffcc33;
  --text: #e8f5ee;
  --muted: #8aa39a;
  --radius: 14px;
  --pixel: 'Press Start 2P', monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  min-height: 100vh;
  background:
    radial-gradient(circle at 50% 0%, rgba(244, 42, 65, 0.14), transparent 45%),
    linear-gradient(rgba(0, 168, 107, 0.05) 1px, transparent 1px) 0 0 / 32px 32px,
    linear-gradient(90deg, rgba(0, 168, 107, 0.05) 1px, transparent 1px) 0 0 / 32px 32px,
    var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  line-height: 1.5;
}
a { color: inherit; }
button { font: inherit; color: inherit; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }

/* Header */
.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(11, 15, 13, 0.85);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 10;
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 12px; }
.brand {
  font-family: var(--pixel); font-size: 12px; line-height: 1.5;
  color: var(--green); text-decoration: none;
  text-shadow: 0 0 10px rgba(0, 168, 107, 0.5);
}
.brand span { color: var(--red); text-shadow: 0 0 10px rgba(244, 42, 65, 0.5); }
.nav-link { font-size: 14px; color: var(--muted); text-decoration: none; }
.nav-link:hover { color: var(--text); }

/* Maintenance notice */
.notice {
  background: rgba(255, 204, 51, 0.12); border-bottom: 1px solid rgba(255, 204, 51, 0.35);
  color: var(--yellow); text-align: center; font-size: 14px; font-weight: 600;
  padding: 10px 16px;
}

/* Hero */
.hero { text-align: center; padding: 56px 0 32px; }
.hero h1 {
  font-family: var(--pixel); font-size: clamp(18px, 4.6vw, 34px); line-height: 1.6;
  color: var(--green); text-shadow: 0 0 14px rgba(0, 168, 107, 0.55);
}
.hero h1 span { color: var(--red); text-shadow: 0 0 14px rgba(244, 42, 65, 0.55); }
.hero p { color: var(--muted); max-width: 560px; margin: 16px auto 0; font-size: 16px; }

/* Game grid */
.section-title { font-family: var(--pixel); font-size: 13px; color: var(--text); margin: 24px 0 16px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; padding-bottom: 48px; }
.card {
  display: flex; flex-direction: column;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  text-decoration: none; overflow: hidden;
  transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
}
.card:hover, .card:focus-visible {
  transform: translateY(-3px); border-color: var(--green);
  box-shadow: 0 8px 24px rgba(0, 168, 107, 0.18); outline: none;
}
.card .thumb {
  height: 130px; display: grid; place-items: center; font-size: 56px;
  background: radial-gradient(circle at 50% 60%, var(--green-dim), transparent 70%), var(--panel-2);
  border-bottom: 1px solid var(--line);
}
.card .body { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.card h3 { font-family: var(--pixel); font-size: 11px; line-height: 1.6; color: var(--green); }
.card p { font-size: 14px; color: var(--muted); flex: 1; }
.card .meta { display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: var(--muted); margin-top: 6px; }
.card .play {
  font-family: var(--pixel); font-size: 9px; color: var(--bg); background: var(--green);
  padding: 7px 10px; border-radius: 6px;
}
.best { color: var(--yellow); }

footer.site-footer { border-top: 1px solid var(--line); padding: 24px 0 32px; text-align: center; color: var(--muted); font-size: 13px; }

/* ===== Game page shell ===== */
.game-page { display: flex; flex-direction: column; min-height: 100vh; }
.game-main { flex: 1; display: flex; flex-direction: column; align-items: center; padding: 16px 16px 32px; gap: 12px; }
.game-title { font-family: var(--pixel); font-size: clamp(13px, 3.4vw, 18px); color: var(--green); text-align: center; line-height: 1.6; }
.hud {
  display: flex; gap: 10px; justify-content: center; flex-wrap: wrap;
  font-family: var(--pixel); font-size: 10px;
}
.hud .pill { background: var(--panel); border: 1px solid var(--line); border-radius: 999px; padding: 8px 12px; white-space: nowrap; }
.hud .pill b { color: var(--yellow); font-weight: normal; }

.stage {
  position: relative; width: 100%; max-width: 480px;
  border: 2px solid var(--line); border-radius: var(--radius); overflow: hidden;
  background: var(--panel); touch-action: none; user-select: none; -webkit-user-select: none;
}
.stage canvas { display: block; width: 100%; height: auto; }

.overlay {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 14px; text-align: center; padding: 20px;
  background: rgba(11, 15, 13, 0.82); backdrop-filter: blur(2px);
}
.overlay[hidden] { display: none; }
.overlay h2 { font-family: var(--pixel); font-size: 16px; line-height: 1.6; color: var(--green); }
.overlay p { color: var(--muted); font-size: 14px; max-width: 320px; }
.overlay .big { font-family: var(--pixel); font-size: 22px; color: var(--yellow); }

.btn {
  font-family: var(--pixel); font-size: 11px; cursor: pointer;
  background: var(--green); color: var(--bg); border: 0; border-radius: 8px;
  padding: 12px 18px; box-shadow: 0 4px 0 #006b44; transition: transform .08s ease, box-shadow .08s ease;
}
.btn:active { transform: translateY(3px); box-shadow: 0 1px 0 #006b44; }
.btn.secondary { background: var(--panel-2); color: var(--text); box-shadow: 0 4px 0 #0a120e; border: 1px solid var(--line); }

.help { color: var(--muted); font-size: 13px; text-align: center; max-width: 480px; }
.touch-controls { display: none; gap: 12px; width: 100%; max-width: 480px; }
.touch-controls button {
  flex: 1; height: 64px; font-size: 26px; border-radius: var(--radius);
  background: var(--panel); border: 1px solid var(--line); touch-action: manipulation;
}
.touch-controls button:active { background: var(--panel-2); border-color: var(--green); }
@media (hover: none) and (pointer: coarse) { .touch-controls { display: flex; } }

@media (prefers-reduced-motion: reduce) {
  .card { transition: none; }
}