* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #0a1014;
  font-family: 'Courier New', 'Consolas', monospace;
  color: #e0f0e0;
  user-select: none;
  cursor: crosshair;
}

#game-canvas { display: block; position: fixed; top: 0; left: 0; }

#hud {
  position: fixed; top: 0; left: 0; right: 0;
  padding: 12px 18px;
  pointer-events: none;
  text-shadow: 0 0 6px rgba(0, 255, 100, 0.35);
}

.hud-row { display: flex; gap: 18px; align-items: stretch; flex-wrap: wrap; }

.hud-cell {
  display: flex; flex-direction: column;
  padding: 6px 14px;
  background: rgba(0, 22, 12, 0.5);
  border: 1px solid #2a6a3a;
  border-radius: 2px;
  min-width: 110px;
}

.hud-label {
  font-size: 10px; letter-spacing: 2px; color: #6abf80; opacity: 0.85;
}

.hud-cell > span:last-child {
  font-size: 22px; font-weight: 700; letter-spacing: 1px; color: #c4ffd0;
}

#hud-message {
  position: fixed; top: 28%; left: 50%; transform: translateX(-50%);
  font-size: 44px; letter-spacing: 6px; color: #ffe080;
  text-shadow: 0 0 14px rgba(255, 200, 0, 0.55);
  padding: 12px 32px;
  background: rgba(0, 0, 0, 0.42);
  border: 2px solid #886020;
  pointer-events: none;
  white-space: nowrap;
}

#hud-message.hidden { display: none; }

#controls {
  position: fixed; top: 12px; right: 18px;
  display: flex; gap: 8px;
}

#controls button {
  background: rgba(0, 30, 20, 0.6);
  border: 1px solid #2a6a3a;
  color: #c4ffd0;
  font-size: 18px;
  padding: 8px 12px;
  cursor: pointer;
  border-radius: 2px;
  font-family: inherit;
  min-width: 42px;
}

#controls button:hover { background: rgba(0, 60, 30, 0.7); }
#controls button.active { background: rgba(40, 100, 60, 0.75); color: #ffe080; border-color: #ffe080; }

#instructions {
  position: fixed; bottom: 12px; left: 18px;
  font-size: 12px;
  color: #8aaa90;
  line-height: 1.7;
  text-shadow: 0 0 4px rgba(0, 100, 50, 0.35);
  pointer-events: none;
}

.overlay {
  position: fixed; inset: 0;
  display: flex; justify-content: center; align-items: center;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(2px);
  z-index: 10;
}

.overlay.hidden { display: none; }

.overlay-panel {
  background: rgba(10, 30, 18, 0.95);
  padding: 32px 48px;
  border: 2px solid #3a8a5a;
  text-align: center;
  min-width: 320px;
}

.overlay-panel h2 {
  font-size: 30px; letter-spacing: 4px; color: #ffe080; margin-bottom: 16px;
}

.overlay-panel p { font-size: 16px; margin: 6px 0; }

.overlay-panel button {
  margin-top: 20px;
  padding: 12px 28px;
  background: #2a6a3a;
  color: #fff;
  border: 0;
  cursor: pointer;
  font-family: inherit;
  font-size: 16px;
  letter-spacing: 2px;
}

.overlay-panel button:hover { background: #3a8a4a; }

/* Легкий CRT-ефект — без перевантаження */
body::after {
  content: "";
  position: fixed; inset: 0; pointer-events: none; z-index: 20;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 255, 100, 0.025),
    rgba(0, 255, 100, 0.025) 1px,
    transparent 1px,
    transparent 3px
  );
}