:root {
  --bg-top: #09111f;
  --bg-bottom: #132843;
  --panel: rgba(7, 12, 22, 0.72);
  --panel-border: rgba(255, 255, 255, 0.12);
  --text: #f4f7fb;
  --muted: #adc1d9;
  --accent: #ff5a36;
  --accent-2: #ffd166;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  overflow: hidden;
  font-family: "Orbitron", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(255, 160, 64, 0.24), transparent 28%),
    linear-gradient(180deg, var(--bg-top) 0%, var(--bg-bottom) 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.45), transparent 80%);
  pointer-events: none;
}

#game {
  display: block;
  width: 100vw;
  height: 100vh;
  touch-action: none;
}

.hud {
  position: fixed;
  inset: 0;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 20px;
  pointer-events: none;
  z-index: 10;
}

.hud__panel,
.hud__stats {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  backdrop-filter: blur(14px);
  border-radius: 18px;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.22);
}

.hud__panel {
  max-width: 420px;
  padding: 18px 20px;
}

.hud__eyebrow,
.overlay__eyebrow {
  margin: 0 0 8px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-size: 0.7rem;
  color: var(--accent-2);
}

.hud h1 {
  margin: 0 0 12px;
  font-size: clamp(1.8rem, 3.3vw, 3.2rem);
}

.hud__text {
  margin: 0;
  line-height: 1.7;
  color: var(--muted);
  font-size: 0.92rem;
}

.hud__text span {
  display: inline-block;
  min-width: 1.8em;
  padding: 0.16em 0.38em;
  margin: 0 0.12em;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  text-align: center;
}

.hud__stats {
  display: flex;
  gap: 18px;
  padding: 16px 18px;
}

.hud__stats div {
  min-width: 112px;
}

.hud__label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.hud__stats strong {
  font-size: 1.4rem;
}

.overlay {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(2, 6, 12, 0.62);
  backdrop-filter: blur(10px);
  z-index: 20;
}

.overlay.hidden {
  display: none;
}

.overlay__card {
  width: min(92vw, 480px);
  padding: 28px;
  border-radius: 24px;
  background: rgba(8, 12, 22, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.32);
}

.overlay h2 {
  margin: 0 0 12px;
  font-size: clamp(1.4rem, 4vw, 2.4rem);
}

.overlay__summary {
  margin: 0 0 22px;
  color: var(--muted);
  line-height: 1.6;
}

button {
  pointer-events: auto;
  border: 0;
  border-radius: 999px;
  padding: 14px 24px;
  font: inherit;
  color: #120a07;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  cursor: pointer;
  box-shadow: 0 12px 30px rgba(255, 103, 54, 0.32);
  transition: transform 140ms ease, box-shadow 140ms ease;
}

button:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(255, 103, 54, 0.38);
}

@media (max-width: 720px) {
  .hud {
    flex-direction: column;
    gap: 14px;
    align-items: stretch;
  }

  .hud__panel,
  .hud__stats {
    width: 100%;
  }

  .hud__stats {
    justify-content: space-between;
  }
}