:root {
  --bg: #070814;
  --panel: rgba(10, 13, 28, 0.86);
  --panel-strong: rgba(13, 18, 38, 0.96);
  --cyan: #00f5ff;
  --magenta: #ff006e;
  --yellow: #ffe600;
  --green: #00ff88;
  --ink: #f7fbff;
  --muted: #9aa8c7;
  --line: rgba(255, 255, 255, 0.12);
  --shadow-cyan: 0 0 30px rgba(0, 245, 255, 0.35);
  --shadow-magenta: 0 0 34px rgba(255, 0, 110, 0.33);
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 18%, rgba(0, 245, 255, 0.14), transparent 28%),
    radial-gradient(circle at 82% 72%, rgba(255, 0, 110, 0.13), transparent 30%),
    linear-gradient(145deg, #050611 0%, #090b1a 48%, #050711 100%);
  color: var(--ink);
  font-family: Manrope, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  touch-action: none;
  user-select: none;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: linear-gradient(to bottom, transparent 0%, black 12%, black 88%, transparent 100%);
}

body::after {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  content: "";
  background: repeating-linear-gradient(to bottom, rgba(255, 255, 255, 0.035) 0 1px, transparent 1px 4px);
  mix-blend-mode: overlay;
  opacity: 0.28;
}

canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  display: block;
  width: 100vw;
  height: 100vh;
}

.back-link {
  position: fixed;
  top: max(14px, env(safe-area-inset-top));
  left: max(14px, env(safe-area-inset-left));
  z-index: 1200;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 9px 12px;
  border: 1px solid rgba(0, 245, 255, 0.28);
  border-radius: 8px;
  background: rgba(7, 8, 20, 0.72);
  color: var(--cyan);
  font-size: 0.82rem;
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-cyan);
}

.hud {
  position: fixed;
  top: max(14px, env(safe-area-inset-top));
  right: max(14px, env(safe-area-inset-right));
  z-index: 4;
  display: grid;
  grid-template-columns: repeat(4, minmax(74px, auto));
  gap: 8px;
}

.hud-chip {
  min-width: 74px;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(7, 8, 20, 0.68);
  text-align: center;
  backdrop-filter: blur(14px);
}

.hud-chip span {
  display: block;
  color: var(--muted);
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0;
}

.hud-chip strong {
  display: block;
  margin-top: 2px;
  color: var(--ink);
  font-family: Orbitron, sans-serif;
  font-size: clamp(0.86rem, 2vw, 1.15rem);
}

.overlay {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: grid;
  place-items: center;
  padding: 78px 18px 24px;
  background: rgba(3, 4, 12, 0.42);
  backdrop-filter: blur(6px);
}

.panel {
  width: min(520px, 100%);
  padding: clamp(22px, 5vw, 34px);
  border: 1px solid rgba(0, 245, 255, 0.2);
  border-radius: 8px;
  background: linear-gradient(180deg, var(--panel-strong), rgba(7, 8, 20, 0.9));
  box-shadow: var(--shadow-cyan), 0 30px 90px rgba(0, 0, 0, 0.45);
  text-align: center;
}

.title,
.over-title {
  margin: 0;
  font-family: Orbitron, sans-serif;
  font-size: clamp(2.35rem, 10vw, 4.5rem);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: 0;
  color: var(--cyan);
  text-shadow: 0 0 20px rgba(0, 245, 255, 0.42);
}

.over-title {
  color: var(--magenta);
  font-size: clamp(2rem, 8vw, 3.4rem);
  text-shadow: 0 0 22px rgba(255, 0, 110, 0.45);
}

.subtitle,
.over-game-name,
.hint,
.share-feedback {
  margin: 14px 0 0;
  color: var(--muted);
  font-weight: 800;
}

.subtitle,
.over-game-name {
  color: var(--yellow);
  font-size: 0.86rem;
}

.best-row,
.stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin: 22px 0;
}

.stats {
  grid-template-columns: repeat(3, 1fr);
}

.best-row > div,
.stats > div,
.score-block {
  min-width: 0;
  padding: 13px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.045);
}

.best-row span,
.score-label,
.stat-label {
  display: block;
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 800;
}

.best-row strong,
.score-value,
.stat-value {
  display: block;
  margin-top: 4px;
  font-family: Orbitron, sans-serif;
  font-size: clamp(1.25rem, 5vw, 2rem);
  color: var(--ink);
}

.score-block {
  margin-top: 20px;
}

.score-value {
  color: var(--green);
  font-size: clamp(2.2rem, 11vw, 4rem);
}

.button-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 20px;
}

.btn {
  min-height: 48px;
  border: 0;
  border-radius: 8px;
  padding: 0 18px;
  color: #02040a;
  font: 800 0.82rem Orbitron, sans-serif;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyan), var(--green));
  box-shadow: var(--shadow-cyan);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--yellow), #ff9f1c);
}

.hidden {
  display: none !important;
}

@media (max-width: 720px) {
  .hud {
    top: auto;
    right: max(10px, env(safe-area-inset-right));
    bottom: max(10px, env(safe-area-inset-bottom));
    left: max(10px, env(safe-area-inset-left));
    grid-template-columns: repeat(4, 1fr);
  }

  .hud-chip {
    min-width: 0;
    padding: 8px 5px;
  }

  .hud-chip span {
    font-size: 0.5rem;
  }

  .back-link {
    font-size: 0.76rem;
  }
}

@media (max-width: 420px) {
  .panel {
    padding: 22px 14px;
  }

  .button-row {
    grid-template-columns: 1fr;
  }

  .best-row,
  .stats {
    gap: 8px;
  }
}