/*
 * Bloco "Escolha o pack" — venda por grade fechada (atacado).
 *
 * Dois estados no mesmo contêiner: a lista de packs e o pack selecionado. As medidas seguem o
 * restante da coluna direita da página de produto (cards de 1px, raio de 8px, cinza #6b7280).
 */
.product-grade {
	margin: 24px 0;
}

.product-grade-heading {
	font-size: 20px;
	font-weight: 600;
	margin-bottom: 12px;
}

/* ---------- Estado 1: lista de packs ---------- */

.product-grade-card {
	border: 1px solid #e5e7eb;
	border-radius: 8px;
	padding: 16px;
	margin-bottom: 16px;
	cursor: pointer;
	transition: border-color .15s ease, box-shadow .15s ease;
	background: #fff;
}

.product-grade-card:hover,
.product-grade-card:focus-visible {
	border-color: #9ca3af;
	box-shadow: 0 4px 14px rgba(15, 23, 42, .08);
}

.product-grade-card.is-out-of-stock {
	opacity: .6;
	cursor: not-allowed;
}

.product-grade-card-title {
	font-size: 16px;
	font-weight: 600;
	text-align: center;
	margin-bottom: 12px;
}

.product-grade-table {
	width: 100%;
	border-collapse: collapse;
	table-layout: fixed;
}

.product-grade-table th,
.product-grade-table td {
	border: 1px solid #e5e7eb;
	text-align: center;
	padding: 8px 4px;
	font-size: 14px;
}

.product-grade-table th {
	font-weight: 600;
}

.product-grade-table td {
	color: #2563eb;
	line-height: 1.2;
}

.product-grade-table td span {
	display: block;
	font-size: 11px;
	color: #6b7280;
}

.product-grade-card-note {
	margin-top: 10px;
	font-size: 13px;
	color: #b91c1c;
	text-align: center;
}

/* ---------- Estado 2: pack selecionado ---------- */

.product-grade-selected {
	border: 1px solid #e5e7eb;
	border-radius: 8px;
	background: #fff;
}

.product-grade-selected-head {
	padding: 16px;
}

.product-grade-selected-title {
	font-size: 16px;
	font-weight: 600;
	margin-bottom: 12px;
}

.product-grade-selected-label {
	font-size: 13px;
	color: #374151;
	margin-bottom: 8px;
}

.product-grade-composition {
	list-style: none;
	margin: 0;
	padding: 0;
}

.product-grade-composition li {
	display: flex;
	align-items: center;
	gap: 12px;
	border: 1px solid #e5e7eb;
	border-radius: 6px;
	padding: 8px 12px;
	margin-bottom: 6px;
}

.product-grade-composition-qty {
	font-weight: 600;
	font-size: 14px;
	white-space: nowrap;
}

.product-grade-composition-name {
	font-size: 14px;
	flex: 1 1 auto;
}

.product-grade-composition-sku {
	font-size: 12px;
	color: #b45309;
	white-space: nowrap;
}

.product-grade-quantity {
	padding: 16px;
	border-top: 1px solid #f3f4f6;
}

.product-grade-stepper {
	display: flex;
	align-items: center;
	gap: 8px;
	margin-top: 8px;
}

.product-grade-stepper button {
	width: 38px;
	height: 38px;
	border: 1px solid #d1d5db;
	border-radius: 6px;
	background: #fff;
	font-size: 18px;
	line-height: 1;
}

.product-grade-stepper input {
	width: 76px;
	height: 38px;
	text-align: center;
	border: 1px solid #d1d5db;
	border-radius: 6px;
}

.product-grade-max {
	margin-top: 8px;
	font-size: 13px;
	color: #b91c1c;
}

.product-grade-totals {
	padding: 16px;
	border-top: 1px solid #f3f4f6;
	font-size: 14px;
	color: #374151;
}

.product-grade-totals p {
	margin: 0 0 4px;
}

.product-grade-total-price {
	font-size: 18px;
	font-weight: 600;
	color: #111827;
}

.product-grade-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	padding: 16px;
	border-top: 1px solid #f3f4f6;
}

.product-grade-actions .btn {
	flex: 1 1 160px;
}