.section--cart,
.section--wishlist,
.section--checkout,
.section--invoice {
    padding-block: clamp(2.5rem, 5vw, 4.5rem);
}

.commerce-container {
    max-width: 76rem;
}

.commerce-heading {
    margin-bottom: 1.75rem;
}

.commerce-heading .section-title {
    margin-bottom: 0.35rem;
}

.commerce-heading > p {
    margin: 0;
    color: var(--color-muted);
}

.commerce-alert {
    padding: 0.9rem 1rem;
    border: 1px solid #b7dceb;
    border-radius: var(--radius-sm);
    color: var(--color-primary);
    background: var(--color-water-pale);
}

.commerce-unavailable {
    color: var(--color-danger-strong) !important;
    font-size: var(--text-small);
}

.commerce-empty {
    padding: clamp(2rem, 5vw, 4rem);
    border: 1px dashed var(--color-border-strong);
    border-radius: var(--radius-md);
    background: var(--color-water-pale);
    text-align: center;
}

.commerce-empty h2 {
    color: var(--color-primary);
}

.commerce-empty p {
    color: var(--color-muted);
}

.cart-layout,
.checkout-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(17rem, 21rem);
    align-items: start;
    gap: clamp(1.5rem, 4vw, 3rem);
}

.cart-lines {
    min-width: 0;
}

.cart-line {
    display: grid;
    grid-template-columns: 6.5rem minmax(0, 1fr) 6rem auto auto;
    align-items: center;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--color-border);
}

.cart-line__image {
    display: grid;
    width: 6.5rem;
    aspect-ratio: 1;
    place-items: center;
    overflow: hidden;
    border-radius: var(--radius-sm);
    background: var(--color-water-pale);
}

.cart-line__image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.cart-line__image .catalog-illustration {
    width: 85%;
}

.cart-line__details h2 {
    margin: 0 0 0.25rem;
    font-size: 1rem;
}

.cart-line__details h2 a {
    color: var(--color-primary);
    text-decoration: none;
}

.cart-line__details p {
    margin: 0.15rem 0;
    color: var(--color-muted);
    font-size: var(--text-small);
}

.cart-line__quantity {
    display: grid;
    gap: 0.3rem;
    color: var(--color-muted);
    font-size: var(--text-caption);
}

.cart-line__quantity input {
    width: 5.5rem;
    min-height: 2.5rem;
    padding: 0.4rem;
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-xs);
}

.cart-line__total {
    color: var(--color-primary);
    white-space: nowrap;
}

.cart-line__remove {
    padding: 0;
    border: 0;
    color: var(--color-danger-strong);
    background: none;
    cursor: pointer;
    font: inherit;
    font-size: var(--text-small);
}

.cart-lines__actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-top: 1.25rem;
}

.commerce-text-link {
    color: var(--color-water);
    font-size: var(--text-small);
    text-decoration: none;
}

.cart-summary {
    padding: 1.35rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    box-shadow: var(--shadow-sm);
}

.cart-summary h2 {
    margin: 0 0 1.15rem;
    color: var(--color-primary);
    font-size: 1.2rem;
}

.cart-summary__row {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.75rem 0;
    border-top: 1px solid var(--color-border);
    color: var(--color-text);
}

.cart-summary__row strong {
    color: var(--color-primary);
}

.cart-summary__note,
.cart-summary__payment {
    color: var(--color-muted);
    font-size: var(--text-small);
}

.cart-summary .button {
    margin-top: 0.5rem;
}

.wishlist-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}

.wishlist-card {
    display: grid;
    grid-template-rows: 1fr auto;
    gap: 0.6rem;
}

.wishlist-card > form {
    padding-inline: 0.35rem;
}

.product-card__wishlist-form {
    position: absolute;
    z-index: 1;
    top: var(--space-2);
    right: var(--space-2);
}

.product-card__wishlist {
    position: static;
}

.product-card__actions form {
    display: flex;
    flex: 1;
}

.product-card__actions form .button {
    width: 100%;
}

.checkout-form {
    display: grid;
    gap: 1.5rem;
}

.checkout-form fieldset {
    display: grid;
    gap: 1rem;
    margin: 0;
    padding: 1.25rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
}

.checkout-form legend {
    padding-inline: 0.4rem;
    color: var(--color-primary);
    font-size: 1.1rem;
    font-weight: var(--weight-semibold);
}

.checkout-fields {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.checkout-fields label {
    display: grid;
    gap: 0.35rem;
    color: var(--color-primary);
    font-size: var(--text-small);
    font-weight: var(--weight-semibold);
}

.checkout-fields label > span:not(.checkout-optional) {
    color: var(--color-danger-strong);
}

.checkout-fields input,
.checkout-fields textarea {
    width: 100%;
    min-height: 2.8rem;
    padding: 0.65rem 0.75rem;
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    background: var(--color-surface);
    font: inherit;
    font-weight: var(--weight-regular);
}

.checkout-fields textarea {
    resize: vertical;
}

.checkout-fields__wide {
    grid-column: 1 / -1;
}

.checkout-optional {
    color: var(--color-muted);
    font-weight: var(--weight-regular);
}

.payment-choice {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.payment-choice input {
    margin-top: 0.25rem;
    accent-color: var(--color-water);
}

.payment-choice span {
    display: grid;
    gap: 0.2rem;
}

.payment-choice strong {
    color: var(--color-primary);
}

.payment-choice small {
    color: var(--color-muted);
}

.checkout-summary {
    position: sticky;
    top: 1rem;
}

.checkout-summary__item {
    display: flex;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.65rem 0;
    border-top: 1px solid var(--color-border);
    color: var(--color-text);
    font-size: var(--text-small);
}

.checkout-summary__item strong {
    white-space: nowrap;
}

.checkout-summary__grand {
    margin-top: 0.25rem;
    border-top-width: 2px;
    color: var(--color-primary);
    font-size: 1.05rem;
    font-weight: var(--weight-bold);
}

.checkout-summary__grand strong {
    color: var(--color-primary);
}

.checkout-discount {
    display: grid;
    gap: 0.45rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

.checkout-discount label {
    color: var(--color-primary);
    font-size: var(--text-small);
    font-weight: var(--weight-semibold);
}

.checkout-discount__controls {
    display: flex;
    gap: 0.5rem;
}

.checkout-discount__controls input {
    width: 100%;
    min-width: 0;
    min-height: 2.75rem;
    padding: 0.6rem 0.7rem;
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    background: var(--color-surface);
    font: inherit;
}

.checkout-discount__controls .button {
    min-height: 2.75rem;
    padding-inline: 0.8rem;
}

.checkout-discount__saving strong {
    color: #137a34;
}

.checkout-discount__remove {
    margin-top: -0.35rem;
    text-align: right;
}

.product-detail__action-form {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.product-detail__action-form label {
    color: var(--color-primary);
    font-size: var(--text-small);
}

.product-detail__action-form input {
    width: 4.5rem;
    min-height: 2.8rem;
    padding: 0.4rem;
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-sm);
}

.invoice-container {
    max-width: 60rem;
}

.invoice-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.invoice-actions .commerce-alert {
    flex: 1;
    margin: 0;
}

.invoice-sheet {
    padding: clamp(1.25rem, 4vw, 3rem);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    box-shadow: var(--shadow-sm);
}

.invoice-header,
.invoice-address {
    display: flex;
    justify-content: space-between;
    gap: 2rem;
}

.invoice-header {
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--color-primary);
}

.invoice-header h1,
.invoice-header h2,
.invoice-address h2 {
    margin: 0 0 0.5rem;
    color: var(--color-primary);
}

.invoice-header p,
.invoice-address p,
.invoice-notes p {
    margin: 0.2rem 0;
    color: var(--color-muted);
    font-size: var(--text-small);
}

.invoice-header__number {
    text-align: right;
}

.invoice-logo {
    max-width: 8rem;
    max-height: 3rem;
    margin-bottom: 0.5rem;
    object-fit: contain;
}

.invoice-address {
    padding-block: 1.5rem;
}

.invoice-table-wrap {
    overflow-x: auto;
}

.invoice-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.invoice-table th,
.invoice-table td {
    padding: 0.75rem 0.5rem;
    border-bottom: 1px solid var(--color-border);
    font-size: var(--text-small);
}

.invoice-table th {
    color: var(--color-primary);
    background: var(--color-water-pale);
}

.invoice-totals {
    display: grid;
    width: min(100%, 21rem);
    gap: 0.5rem;
    margin: 1.5rem 0 0 auto;
}

.invoice-totals > div {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    color: var(--color-muted);
}

.invoice-totals dd {
    margin: 0;
    color: var(--color-primary);
}

.invoice-totals__grand {
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border);
    color: var(--color-primary) !important;
    font-size: 1.1rem;
    font-weight: var(--weight-bold);
}

.invoice-notes {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

.invoice-notes h2 {
    color: var(--color-primary);
    font-size: 1rem;
}

.invoice-secure-note {
    color: var(--color-muted);
    font-size: var(--text-caption);
    text-align: center;
}

@media (max-width: 800px) {
    .cart-layout,
    .checkout-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    .cart-summary {
        order: -1;
    }

    .checkout-summary {
        position: static;
    }

    .wishlist-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 600px) {
    .cart-line {
        grid-template-columns: 5rem minmax(0, 1fr) auto;
        gap: 0.65rem;
    }

    .cart-line__image {
        width: 5rem;
    }

    .cart-line__quantity {
        grid-column: 2;
    }

    .cart-line__total {
        grid-column: 3;
        grid-row: 2;
    }

    .cart-line__remove {
        grid-column: 3;
        grid-row: 1;
        align-self: start;
    }

    .checkout-fields {
        grid-template-columns: minmax(0, 1fr);
    }

    .checkout-fields__wide {
        grid-column: auto;
    }

    .invoice-header,
    .invoice-address {
        flex-direction: column;
    }

    .invoice-header__number {
        text-align: left;
    }

    .invoice-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .wishlist-grid {
        gap: 0.75rem;
    }
}

@media print {
    body {
        color: #111;
        background: #fff;
    }

    .site-header,
    .site-footer,
    .breadcrumb,
    .invoice-actions,
    .invoice-secure-note,
    .skip-link {
        display: none !important;
    }

    .section--invoice {
        padding: 0;
    }

    .invoice-container,
    .invoice-sheet {
        width: 100%;
        max-width: none;
        padding: 0;
        border: 0;
        border-radius: 0;
        box-shadow: none;
    }

    .invoice-table-wrap {
        overflow: visible;
    }
}