/* =============================================================
   COMPONENT — MODAL
   ============================================================= */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: var(--z-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);

  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.modal-backdrop.is-open {
  opacity: 1;
  pointer-events: all;
}

.modal {
  position: relative;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 560px;
  max-height: calc(100vh - 3rem);
  overflow-y: auto;
  padding: var(--space-8);

  transform: translateY(12px) scale(0.98);
  transition: transform var(--transition-smooth);
}

.modal-backdrop.is-open .modal {
  transform: translateY(0) scale(1);
}

.modal__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.modal__close:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-hover);
}

.modal__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.modal__subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

.modal__body {
  /* content goes here */
}

.modal__actions {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-6);
  justify-content: flex-end;
}

/* Cart Drawer */
.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 420px;
  background: var(--color-bg-surface);
  border-left: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-xl);
  z-index: var(--z-modal);
  display: flex;
  flex-direction: column;

  transform: translateX(100%);
  transition: transform var(--transition-smooth);
}

.cart-drawer.is-open {
  transform: translateX(0);
}

.cart-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.cart-drawer__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-text-primary);
}

.cart-drawer__body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-5) var(--space-6);
}

.cart-drawer__footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-5) var(--space-6);
}

.cart-drawer__total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
  font-weight: var(--weight-semibold);
  font-size: var(--text-lg);
  color: var(--color-text-primary);
}

.cart-item {
  display: flex;
  gap: var(--space-4);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.cart-item:last-child {
  border-bottom: none;
}

.cart-item__image {
  width: 72px;
  height: 72px;
  background: var(--color-bg-elevated);
  border-radius: var(--radius-md);
  overflow: hidden;
  flex-shrink: 0;
}

.cart-item__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cart-item__info {
  flex: 1;
  min-width: 0;
}

.cart-item__name {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.cart-item__variant {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

.cart-item__controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cart-item__qty {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.cart-item__qty-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.cart-item__qty-btn:hover {
  background: var(--color-bg-overlay);
  color: var(--color-text-primary);
}

.cart-item__qty-num {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  min-width: 20px;
  text-align: center;
}

.cart-item__price {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
}

.cart-empty {
  text-align: center;
  padding: var(--space-16) var(--space-6);
}

.cart-empty__icon {
  font-size: 3rem;
  margin-bottom: var(--space-4);
  opacity: 0.3;
}

.cart-empty__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.cart-empty__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}