/* Achievement toast */
.achievement-toast {
  position: fixed;
  top: 60px;
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  z-index: 8000;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  background: rgba(12, 12, 22, 0.95);
  border: 1px solid var(--accent-yellow);
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(255, 234, 0, 0.25), 0 6px 24px rgba(0, 0, 0, 0.4);
  font-family: 'Rajdhani', sans-serif;
  color: var(--text-primary);
  opacity: 0;
  pointer-events: none;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  white-space: nowrap;
}

[data-theme="light"] .achievement-toast {
  background: rgba(245, 245, 255, 0.97);
}

.achievement-toast.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.achievement-toast-icon {
  font-size: 1.5rem;
}

.achievement-toast div {
  display: flex;
  flex-direction: column;
}

.achievement-toast strong {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.7rem;
  color: var(--accent-yellow);
  letter-spacing: 0.08em;
}

.achievement-toast small {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Achievement modal */
.achievement-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 7000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0);
  transition: background 0.3s ease;
}

.achievement-modal-overlay.visible {
  background: rgba(0, 0, 0, 0.6);
}

.achievement-modal {
  background: rgba(12, 12, 22, 0.97);
  border: 1px solid var(--accent-cyan);
  border-radius: 12px;
  padding: 20px 24px;
  max-width: 500px;
  width: 90vw;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: 0 0 30px rgba(0, 255, 242, 0.15);
  text-align: center;
  transform: scale(0.95);
  opacity: 0;
  transition: all 0.3s ease;
}

.achievement-modal-overlay.visible .achievement-modal {
  transform: scale(1);
  opacity: 1;
}

[data-theme="light"] .achievement-modal {
  background: rgba(245, 245, 255, 0.98);
}

.achievement-modal h2 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem;
  color: var(--accent-cyan);
  margin-bottom: 14px;
  letter-spacing: 0.1em;
}

.achievement-count {
  color: var(--accent-yellow);
  font-size: 0.75rem;
}

.achievement-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 8px;
}

.achievement-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 10px 6px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  opacity: 0.35;
  transition: all 0.2s ease;
}

.achievement-card.unlocked {
  opacity: 1;
  border-color: rgba(255, 234, 0, 0.3);
  background: rgba(255, 234, 0, 0.05);
}

.achievement-card-icon {
  font-size: 1.4rem;
}

.achievement-card strong {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.55rem;
  color: var(--text-primary);
  letter-spacing: 0.05em;
}

.achievement-card small {
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.7rem;
  color: var(--text-muted);
  line-height: 1.2;
}

/* Time control */
.time-control {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.6rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.time-control input[type="range"] {
  width: 80px;
  accent-color: var(--accent-cyan);
  cursor: pointer;
}

#timeScaleValue {
  min-width: 2.5em;
  text-align: center;
  color: var(--accent-cyan);
  font-weight: 700;
}

/* FPS counter */
#fpsCounter {
  display: none;
  position: fixed;
  top: 4px;
  left: 8px;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.6rem;
  color: var(--accent-green);
  opacity: 0.7;
  z-index: 200;
  pointer-events: none;
  letter-spacing: 0.05em;
}