/* ── Survival HUD Bar ── */
#survival-hud {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 30px;
  padding: 8px 16px;
  margin-bottom: 10px;
  border: 1px solid rgba(255, 0, 85, 0.4);
  border-radius: 6px;
  background: rgba(255, 0, 85, 0.08);
  position: relative;
  z-index: 1;
}

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

.survival-hud-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.survival-hud-label {
  font-size: 14px;
  color: rgba(255, 0, 85, 0.6);
  letter-spacing: 2px;
}

.survival-hud-value {
  font-size: 18px;
  font-weight: bold;
  color: #fff; /* NOSONAR */
  text-shadow: 0 0 8px rgba(255, 0, 85, 0.5);
}

/* ── Hearts ── */
#survival-lives {
  display: flex;
  gap: 4px;
}

.survival-heart {
  font-size: 20px;
  color: #fff; /* NOSONAR */
  text-shadow: 0 0 8px rgba(255, 0, 85, 0.6);
  transition: all 0.3s ease;
}

.survival-heart.lost {
  color: rgba(255, 0, 85, 0.2);
  text-shadow: none;
  transform: scale(0.8);
}

/* ── Survival Mode Body Styles ── */
body.survival-mode .game-hud {
  border-color: rgba(255, 0, 85, 0.4);
  box-shadow: 0 0 10px rgba(255, 0, 85, 0.15);
}

body.survival-mode .hud-diff {
  color: #fff; /* NOSONAR */
  text-shadow: 0 0 8px rgba(255, 0, 85, 0.5);
}

/* ── Wave Clear Overlay ── */
#wave-clear-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 20, 0, 0.9);
  border-radius: 17px;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10;
  backdrop-filter: blur(8px);
  animation: wave-clear-flash 0.4s ease-out;
}

#wave-clear-overlay.hidden {
  display: none;
}

@keyframes wave-clear-flash {
  0% { background: rgba(0, 255, 136, 0.3); }
  100% { background: rgba(0, 20, 0, 0.9); }
}

.wave-clear-content {
  text-align: center;
}

.wave-clear-label {
  font-size: 14px;
  color: rgba(0, 255, 136, 0.6);
  letter-spacing: 6px;
  margin-bottom: 8px;
}

.wave-clear-num {
  font-size: 64px;
  font-weight: bold;
  color: #00ff88;
  letter-spacing: 4px;
  text-shadow:
    0 0 30px rgba(0, 255, 136, 1),
    0 0 60px rgba(0, 255, 136, 0.6);
  animation: wave-num-pulse 0.6s ease-in-out infinite alternate;
}

@keyframes wave-num-pulse {
  0% { transform: scale(1); }
  100% { transform: scale(1.08); }
}

.wave-clear-points {
  font-size: 20px;
  color: #00f3ff;
  letter-spacing: 3px;
  margin-top: 10px;
  text-shadow: 0 0 10px rgba(0, 243, 255, 0.5);
}

.wave-clear-next {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 3px;
  margin-top: 12px;
}

/* ── Survival Game Over Overlay ── */
#survival-over-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(20, 0, 0, 0.92);
  border-radius: 17px;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10;
  backdrop-filter: blur(5px);
  animation: lose-flash 0.5s ease-out;
}

#survival-over-overlay.hidden {
  display: none;
}

.survival-over-content {
  text-align: center;
}

.survival-over-title {
  font-size: 32px;
  color: #fff; /* NOSONAR */
  text-shadow:
    0 0 20px rgba(255, 0, 85, 0.8),
    0 0 40px rgba(255, 0, 0, 0.6);
  margin-bottom: 6px;
  letter-spacing: 4px;
}

.survival-over-subtitle {
  font-size: 14px;
  color: rgba(255, 0, 0, 0.6);
  letter-spacing: 6px;
  margin-bottom: 20px;
  animation: blink-text 1s steps(2) infinite;
}

.survival-over-stats {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 2.2;
  letter-spacing: 1px;
  margin-bottom: 10px;
}

.survival-over-stats span {
  color: #00f3ff;
  font-weight: bold;
}

.survival-over-best {
  font-size: 13px;
  color: #ffff00;
  text-shadow: 0 0 8px rgba(255, 255, 0, 0.4);
  letter-spacing: 2px;
  margin-bottom: 8px;
}

.survival-over-xp {
  font-size: 18px;
  color: #00ff88;
  text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
  margin-bottom: 20px;
  letter-spacing: 2px;
  font-weight: bold;
}

.survival-over-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
}

#survival-retry-btn {
  background: transparent;
  color: #fff; /* NOSONAR */
  border: 2px solid #ff0055;
  padding: 12px 24px;
  font-family: 'Courier New', monospace;
  font-size: 14px;
  font-weight: bold;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 2px;
  transition: all 0.3s ease;
  box-shadow: 0 0 12px rgba(255, 0, 85, 0.3);
}

#survival-retry-btn:hover {
  background: #ff0055;
  color: #000; /* NOSONAR - hover state has bright background */
  box-shadow: 0 0 25px #ff0055;
}

#survival-exit-btn {
  background: transparent;
  color: #00f3ff;
  border: 2px solid #00f3ff;
  padding: 12px 24px;
  font-family: 'Courier New', monospace;
  font-size: 14px;
  font-weight: bold;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 2px;
  transition: all 0.3s ease;
  box-shadow: 0 0 12px rgba(0, 243, 255, 0.3);
}

#survival-exit-btn:hover {
  background: #00f3ff;
  color: #000; /* NOSONAR - hover state has bright background */
  box-shadow: 0 0 25px #00f3ff;
}

/* ── Survival Button in Mission Briefing ── */
#survival-btn {
  display: block;
  width: 100%;
  margin-top: 10px;
  background: rgba(255, 0, 85, 0.08);
  color: #fff; /* NOSONAR */
  border: 2px solid #ff0055;
  padding: 12px;
  font-family: 'Courier New', monospace;
  font-size: 14px;
  font-weight: bold;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 3px;
  transition: all 0.3s ease;
  box-shadow: 0 0 12px rgba(255, 0, 85, 0.3);
  border-radius: 6px;
}

#survival-btn:hover {
  background: #ff0055;
  color: #000; /* NOSONAR - hover state has bright background */
  box-shadow: 0 0 25px #ff0055;
}

.survival-btn-desc {
  display: block;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 1px;
  margin-top: 4px;
  font-weight: normal;
}