#cart-drawer {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: flex;
  justify-content: flex-end;
}
#cart-drawer[hidden] {
  display: none;
}

.drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
}

.drawer-panel {
  position: relative;
  width: 100%;
  max-width: min(420px, 100vw);
  height: 100%;
  background: #fff;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateX(100%);
  transition: transform 0.3s ease;
}
#cart-drawer:not([hidden]) .drawer-panel {
  transform: translateX(0);
}

.drawer-header {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid #eee;
}
.drawer-title {
  font-size: 18px;
  font-weight: 600;
  margin: 0;
}
.drawer-close {
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
  padding: 4px 8px;
  color: #666;
  line-height: 1;
}

.drawer-body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.drawer-product-row {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.drawer-main-img {
  width: 88px;
  height: 88px;
  object-fit: cover;
  border-radius: 8px;
  flex-shrink: 0;
  border: 1px solid #eee;
  background: #f3f4f6;
}
.drawer-product-meta {
  flex: 1;
  min-width: 0;
}
.drawer-product-name {
  font-size: 15px;
  font-weight: 600;
  margin: 0 0 4px;
  line-height: 1.4;
  word-break: break-word;
}
.drawer-sku-label {
  font-size: 12px;
  color: #888;
  margin: 0;
}

.drawer-variants {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.variant-thumb {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: 6px;
  border: 2px solid #eee;
  cursor: pointer;
  transition: border-color 0.15s;
  background: #f3f4f6;
}
.variant-thumb.active {
  border-color: #222;
}

.drawer-qty-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.drawer-qty-label {
  font-size: 14px;
  color: #555;
}
.drawer-qty-ctrl {
  display: flex;
  align-items: center;
  border: 1px solid #ddd;
  border-radius: 6px;
  overflow: hidden;
}
.qty-btn {
  width: 36px;
  height: 36px;
  background: #f5f5f5;
  border: none;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.qty-btn:active {
  background: #e0e0e0;
}
.qty-value {
  width: 40px;
  text-align: center;
  font-size: 15px;
  font-weight: 600;
  border-left: 1px solid #ddd;
  border-right: 1px solid #ddd;
  line-height: 36px;
}

.drawer-price-breakdown {
  background: #f9f9f9;
  border-radius: 8px;
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.price-row {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  color: #555;
}
.price-row--total {
  font-size: 16px;
  font-weight: 700;
  color: #111;
  border-top: 1px solid #eee;
  padding-top: 8px;
  margin-top: 4px;
}

.drawer-footer {
  flex-shrink: 0;
  padding: 16px 20px;
  padding-bottom: calc(16px + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid #eee;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.btn-pay {
  width: 100%;
  padding: 15px;
  background: #222;
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s;
}
.btn-pay:hover {
  background: #444;
}
.btn-pay:disabled {
  background: #999;
  cursor: not-allowed;
}
.drawer-secure-note {
  text-align: center;
  font-size: 12px;
  color: #888;
  margin: 0;
}
.drawer-error {
  font-size: 13px;
  color: #c0392b;
  background: #fdecea;
  border-radius: 6px;
  padding: 8px 12px;
  margin: 0;
  text-align: center;
}

.cart-count-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  background: #e53e3e;
  color: #fff;
  font-size: 11px;
  width: 18px;
  height: 18px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  line-height: 1;
}