.cart-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: var(--color-overlay);
  z-index: 9997;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.cart-drawer {
  position: fixed;
  right: 0;
  top: 0;
  height: 100vh;
  width: 420px;
  max-width: 92vw;
  background: var(--color-drawer-bg);
  box-shadow: var(--shadow-drawer);
  z-index: 9999;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  display: flex;
  flex-direction: column;
}

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

.cart-drawer-backdrop.is-open {
  opacity: 1;
}

.cart-drawer__content {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.cart-drawer__header,
.cart-drawer__footer {
  padding: var(--sp-4);
  border-bottom: 1px solid var(--color-border);
}

.cart-drawer__header {
  min-height: 64px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-drawer__header p,
.cart-drawer__subtotal span {
  margin: 0;
  font-size: 13px;
  color: var(--color-text-muted);
}

.cart-drawer__close {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: transparent;
}

.cart-drawer__items {
  flex: 1;
  overflow-y: auto;
}

.cart-drawer__item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: var(--sp-4);
  padding: var(--sp-4);
  border-bottom: 1px solid var(--color-border);
  transition: opacity 0.3s ease, transform 0.3s ease, max-height 0.3s ease, padding 0.3s ease, margin 0.3s ease;
}

.cart-drawer__item.is-removing {
  opacity: 0;
  transform: translateX(40px);
  max-height: 0;
  padding-top: 0;
  padding-bottom: 0;
  margin: 0;
  overflow: hidden;
}

.cart-drawer__thumb img {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.cart-drawer__meta h4 {
  margin: 0 0 2px;
  font-size: 14px;
  font-weight: 500;
}

.cart-drawer__controls {
  justify-content: space-between;
  align-items: center;
  margin-top: var(--sp-3);
}

.cart-drawer__qty {
  display: inline-flex;
}

.cart-drawer__qty span {
  min-width: 32px;
  min-height: 32px;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

.cart-drawer__qty button {
  min-width: 32px;
  min-height: 32px;
}

.cart-drawer__price {
  font-size: 16px;
  font-weight: 600;
}

.cart-drawer__remove {
  margin-top: var(--sp-2);
  border: 0;
  background: transparent;
  color: var(--color-danger);
  padding: 0;
  font-size: 12px;
}

.cart-drawer__subtotal {
  border-top: 1px solid var(--color-border);
}

.cart-drawer__subtotal strong {
  font-size: 20px;
  font-family: var(--font-accent);
}

.cart-drawer__shipping {
  display: inline-flex;
  background: var(--color-primary-light);
  color: var(--color-primary);
  padding: 6px 10px;
  border-radius: var(--radius-pill);
  margin-top: var(--sp-3);
}

.cart-drawer__actions {
  display: flex;
  gap: var(--sp-3);
  margin-top: var(--sp-4);
}

.cart-drawer__actions .button {
  width: 50%;
  min-height: 48px;
}

.cart-drawer__empty {
  min-height: 100%;
  display: grid;
  place-content: center;
  text-align: center;
  gap: var(--sp-3);
  padding: var(--sp-8);
}

.cart-drawer__empty .ln-icon svg {
  width: 48px;
  height: 48px;
}

.cart-drawer__empty h4 {
  margin: 0;
  font-size: 17px;
  font-family: var(--font-heading);
}

.drawer-toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%) translateY(60px);
  background: var(--color-text);
  color: #fff;
  padding: 12px 18px;
  border-radius: var(--radius-pill);
  z-index: 10001;
  opacity: 0;
}

.drawer-toast.is-visible {
  animation: toastSlideUp 0.3s ease forwards;
}

.price-flash {
  animation: fadeIn 0.2s ease;
  background: var(--color-primary-light);
  border-radius: var(--radius-sm);
}