.shop-container {
  padding-top: var(--space-6);
  padding-bottom: var(--space-8);
  max-width: 800px;
}

.collection-progress {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.collection-bar {
  flex: 1;
}

.collection-bar__label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
  display: block;
}

.shop-section {
  margin-bottom: var(--space-8);
}

.shop-section__title {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--color-text);
}

.shop-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-4);
}

.shop-card {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.shop-card:hover {
  box-shadow: var(--shadow-md);
}

.shop-card--equipped {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
}

.shop-card--locked {
  opacity: 0.6;
}

.shop-card__preview {
  width: 100%;
  height: 80px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.shop-card__preview--theme {
  border: 1px solid var(--color-border);
}

.shop-card__preview-btn {
  position: absolute;
  top: var(--space-1);
  right: var(--space-1);
  background: rgba(0,0,0,0.4);
  border: none;
  border-radius: var(--radius-full);
  width: 28px;
  height: 28px;
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.shop-card:hover .shop-card__preview-btn {
  opacity: 1;
}

.shop-card__name {
  font-weight: 600;
  font-size: var(--text-base);
  color: var(--color-text);
  text-align: center;
}

.shop-card__price {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

.shop-card__price--earn {
  font-size: var(--text-xs);
  color: var(--color-warning);
  font-weight: 600;
  text-align: center;
}

.shop-card__action {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  border: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: var(--text-sm);
  cursor: pointer;
  text-align: center;
  transition: background var(--transition-fast), opacity var(--transition-fast);
  font-family: var(--font-sans);
}

.shop-card__action--buy {
  background: var(--color-primary);
  color: #fff;
}

.shop-card__action--buy:hover {
  background: var(--color-primary-hover);
}

.shop-card__action--buy:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.shop-card__action--equip {
  background: var(--color-surface-alt);
  color: var(--color-text);
}

.shop-card__action--equip:hover {
  background: var(--color-border);
}

.shop-card__action--equipped {
  background: var(--color-primary-light);
  color: var(--color-primary);
  cursor: default;
}

.shop-card__action--locked {
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
  cursor: not-allowed;
  font-size: var(--text-xs);
}

.site-logo__link {
  text-decoration: none;
  font-size: var(--text-xl);
  color: var(--color-text);
  margin-right: var(--space-2);
}

/* Celebration / confetti */
.confetti-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1000;
  overflow: hidden;
}

.confetti-piece {
  position: absolute;
  width: 10px;
  height: 10px;
  top: -10px;
  animation: confettiFall 2.5s ease-in forwards;
}

@keyframes confettiFall {
  0% { transform: translateY(0) rotate(0deg); opacity: 1; }
  100% { transform: translateY(100vh) rotate(720deg); opacity: 0; }
}

/* Achievement badge styles */
.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.achievement-badge {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.achievement-badge--bronze { border-color: #CD7F32; color: #CD7F32; }
.achievement-badge--silver { border-color: #A0A0A0; color: #A0A0A0; }
.achievement-badge--gold { border-color: #FFD700; color: #DAA520; }

.achievement-badge--locked {
  opacity: 0.35;
  filter: grayscale(1);
}

/* Next unlock progress */
.next-unlock {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  margin-top: var(--space-4);
}

.next-unlock__label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.next-unlock__item {
  font-weight: 600;
  color: var(--color-text);
  font-size: var(--text-sm);
  margin-bottom: var(--space-1);
}

/* Personal best callout */
.personal-best {
  display: inline-block;
  background: var(--color-warning-light);
  color: var(--color-warning);
  font-weight: 700;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  margin-top: var(--space-2);
  animation: popIn 400ms ease-out;
}

@keyframes popIn {
  0% { transform: scale(0); opacity: 0; }
  70% { transform: scale(1.15); }
  100% { transform: scale(1); opacity: 1; }
}

/* Achievement toast */
.achievement-toast {
  position: fixed;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-surface);
  border: 2px solid var(--color-warning);
  border-radius: var(--radius-xl);
  padding: var(--space-3) var(--space-6);
  box-shadow: var(--shadow-xl);
  z-index: 1001;
  text-align: center;
  animation: slideUpToast 500ms ease-out, fadeOutToast 500ms ease-in 3s forwards;
}

.achievement-toast__emoji {
  font-size: 2rem;
  display: block;
  margin-bottom: var(--space-1);
}

.achievement-toast__title {
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-text);
}

.achievement-toast__subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

@keyframes slideUpToast {
  0% { transform: translateX(-50%) translateY(100px); opacity: 0; }
  100% { transform: translateX(-50%) translateY(0); opacity: 1; }
}

@keyframes fadeOutToast {
  0% { opacity: 1; }
  100% { opacity: 0; pointer-events: none; }
}

@media (max-width: 640px) {
  .shop-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }

  .shop-card {
    padding: var(--space-3);
    gap: var(--space-2);
  }

  .shop-card__preview {
    height: 60px;
  }

  .collection-progress {
    flex-direction: column;
    gap: var(--space-2);
  }

  .shop-section__title {
    font-size: var(--text-lg);
  }
}