:root {
  --ink: #0b0b0c;
  --elev: #141416;
  --bone: #eceae3;
  --steel: #c8ccd4;
  --mute: #9c9a93;
  --amber: #c4a574;
  --blight: #6a7348;
  --line: rgba(200, 204, 212, 0.14);
  --font-display: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --font-ui: ui-sans-serif, system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--ink);
  color: var(--bone);
  font-family: var(--font-display);
  overflow: hidden;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}

#stage {
  position: relative;
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  background: #080809;
}

canvas {
  display: block;
  width: min(100vw, calc(100vh * 16 / 9));
  height: min(100vh, calc(100vw * 9 / 16));
  background: #0e0c0b;
  cursor: crosshair;
}

#hud {
  position: absolute;
  inset: 0;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(0.7rem, 2vw, 1.3rem);
  width: min(100vw, calc(100vh * 16 / 9));
  height: min(100vh, calc(100vw * 9 / 16));
  margin: auto;
}

#hud header, #hud footer {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
}

.kicker {
  font-family: var(--font-ui);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mute);
}

h1 {
  margin: 0.15rem 0 0;
  font-weight: 500;
  font-size: clamp(1.15rem, 3vw, 1.7rem);
  letter-spacing: 0.02em;
}

.stat {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel);
  text-align: right;
}
.stat b { color: var(--amber); font-weight: 600; }

#hint {
  max-width: 36ch;
  color: var(--steel);
  font-size: clamp(0.88rem, 2vw, 1.05rem);
  line-height: 1.4;
  text-shadow: 0 1px 12px #0b0b0c;
}

#overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: linear-gradient(180deg, rgba(11,11,12,0.55), rgba(11,11,12,0.82));
  pointer-events: auto;
}

#overlay.hidden { display: none; }

.panel {
  width: min(92vw, 28rem);
  padding: 1.6rem 1.5rem 1.4rem;
  background: var(--elev);
  border: 1px solid var(--line);
  border-radius: 18px;
  text-align: left;
}

.panel h2 {
  margin: 0.25rem 0 0.55rem;
  font-size: clamp(1.6rem, 5vw, 2.2rem);
  font-weight: 500;
}

.panel p {
  margin: 0 0 1.15rem;
  color: var(--mute);
  line-height: 1.5;
}

button.act, a.act {
  pointer-events: auto;
  appearance: none;
  border: 0;
  background: var(--bone);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.85rem 1.15rem;
  min-height: 44px;
  border-radius: 999px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

button.act, a.act, #waveBtn, #buyLink { pointer-events: auto; }
button.act:disabled { opacity: 0.4; cursor: default; }
button.ghost, a.act.ghost {
  background: transparent;
  color: var(--bone);
  border: 1px solid var(--line);
  margin-left: 0;
}

.support {
  margin: 0.35rem 0 0;
  font-family: var(--font-ui);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
}
.support a {
  color: var(--amber);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}
.support a:hover { color: var(--bone); }

.row { display: flex; flex-wrap: wrap; gap: 0.4rem; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}