/**
 * Matrix Product - Bulk Ordering Styles
 *
 * @package B2B_Spokar_Theme
 */

/* ==========================================================================
   Matrix Container
   ========================================================================== */

.b2b-matrix-container {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

/* ==========================================================================
   Price Header
   ========================================================================== */

.matrix-price-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--color-border);
}

/* Product Title in Matrix Row */
.matrix-price-row .product_title {
    flex: 0 0 auto;
    margin: 0;
    font-size: var(--font-size-h2);
    font-weight: 700;
    color: var(--color-text);
}

/* Price Box */
.matrix-price-box {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    flex: 0 1 auto;
    margin-left: auto;
    text-align: center;
}

.price-label {
    font-size: var(--font-size-small);
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.price-range {
    font-size: var(--font-size-h3);
    font-weight: 700;
    color: var(--color-primary);
}

.price-note {
    font-size: var(--font-size-small);
    color: var(--color-text-light);
}

/* VAT Toggle */
.matrix-vat-toggle {
    display: flex;
    gap: 0;
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex: 0 0 auto;
}

.vat-seg {
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: none;
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text-light);
    cursor: pointer;
    transition: all var(--transition-base);
}

.vat-seg:hover {
    background: var(--color-border);
}

.vat-seg.active {
    background: var(--color-primary);
    color: white;
}

/* ==========================================================================
   Matrix Table
   ========================================================================== */

.matrix-wrapper {
    overflow-x: auto;
    margin-bottom: var(--spacing-lg);
}

.matrix-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-bg);
}

.matrix-table thead {
    background: var(--color-bg-light);
}

.matrix-table th {
    padding: var(--spacing-md);
    text-align: center;
    vertical-align: middle;
    font-weight: 600;
    font-size: var(--font-size-small);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text-light);
    border-bottom: 2px solid var(--color-border);
}

.matrix-table tbody tr {
    border-bottom: 1px solid var(--color-border);
    transition: background var(--transition-base);
}

.matrix-table tbody tr:hover {
    background: var(--color-bg-light);
}

.matrix-table tbody tr:last-child {
    border-bottom: none;
}

.matrix-table td {
    padding: var(--spacing-md);
    font-size: var(--font-size-base);
    text-align: center;
    vertical-align: middle;
}

/* Table Cells */
.variant-name-cell {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.variant-name {
    font-weight: 500;
}

.variant-sku {
    font-family: var(--font-mono);
    color: var(--color-text-light);
    font-size: var(--font-size-small);
}

/* Attribute Columns (dynamic) */
.variant-attribute-header {
    min-width: 90px;
    max-width: 150px;
}

.variant-attribute-cell {
    color: var(--color-text);
    font-size: var(--font-size-base);
    font-weight: 400;
}

.variant-unit {
    color: var(--color-text);
    font-size: var(--font-size-base);
    text-align: center;
}

.variant-packaging {
    text-align: center;
    white-space: nowrap;
    font-size: var(--font-size-base);
    color: var(--color-text-light);
}

.variant-price-sl,
.variant-price-c {
    font-weight: 500;
    color: var(--color-text);
}


.stock-status {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.stock-status.in-stock {
    background-color: var(--color-success);
}

.stock-status.low-stock {
    background-color: var(--color-warning);
}

.stock-status.out-of-stock {
    background-color: var(--color-text-light);
}

.variant-price {
    font-weight: 600;
    color: var(--color-text);
}

/* Quantity Controls Container */
.qty-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.qty-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
    transition: all var(--transition-base);
    user-select: none;
}

.qty-btn:hover:not(:disabled) {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.qty-btn:active:not(:disabled) {
    transform: scale(0.95);
}

.qty-btn:disabled {
    background: var(--color-bg-light);
    color: var(--color-text-light);
    cursor: not-allowed;
    opacity: 0.5;
}

.variant-qty input {
    width: 80px;
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-base);
    text-align: center;
    transition: all var(--transition-base);
}

.variant-qty input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.variant-qty input:focus::placeholder {
    color: transparent;
}

.variant-qty input:disabled {
    background: var(--color-bg-light);
    color: var(--color-text-light);
    cursor: not-allowed;
}

.variant-subtotal {
    font-weight: 600;
    color: var(--color-primary);
    min-width: 100px;
}

/* ==========================================================================
   Action Buttons
   ========================================================================== */

.matrix-actions-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.matrix-actions-left {
    display: flex;
    gap: var(--spacing-md);
}

.matrix-actions-right {
    display: flex;
    gap: var(--spacing-md);
}

.btn-link {
    background: transparent;
    border: none;
    color: var(--color-primary);
    font-size: var(--font-size-base);
    cursor: pointer;
    text-decoration: underline;
    transition: color var(--transition-base);
}

.btn-link:hover {
    color: var(--color-primary-dark);
}

.btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--color-primary-dark);
}

.btn-primary:disabled {
    background: var(--color-text-light);
    cursor: not-allowed;
}

/* ==========================================================================
   Sticky Buybar
   ========================================================================== */

.matrix-buybar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-top: 2px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    z-index: 999;
    display: none; /* Hidden by default */
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.buybar-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: var(--font-size-base);
}

.buybar-left strong {
    color: var(--color-text);
}

.buybar-left .sep {
    color: var(--color-text-light);
}

.buybar-right {
    display: flex;
    gap: var(--spacing-md);
}

/* ==========================================================================
   Toast Notifications
   ========================================================================== */

.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    z-index: 9999;
    opacity: 0;
    transform: translateY(-20px);
    transition: all var(--transition-base);
    pointer-events: none;
}

.toast.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.toast.success {
    border-color: var(--color-success);
    color: var(--color-success);
}

.toast.error {
    border-color: var(--color-error);
    color: var(--color-error);
}

.toast.info {
    border-color: var(--color-info);
    color: var(--color-info);
}

.toast.warning {
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-left: 4px solid var(--color-error, #dc2626);
    color: #991b1b;
}

/* ==========================================================================
   Tooltip
   ========================================================================== */

.tooltip-icon {
    display: inline-block;
    cursor: help;
    opacity: 0.6;
    font-size: var(--font-size-small);
    margin-left: var(--spacing-xs);
    position: relative;
    transition: opacity var(--transition-base);
}

.tooltip-icon:hover {
    opacity: 1;
}

/* CSS pseudo-element tooltips removed — replaced by JS fixed-position tooltips
   in b2b-utils.js to avoid clipping by overflow containers */

.b2b-tooltip {
    position: fixed;
    z-index: 99999;
    background: rgba(0, 0, 0, 0.9);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-small);
    white-space: normal;
    width: 250px;
    text-align: left;
    pointer-events: none;
    font-weight: normal;
    line-height: 1.4;
    display: none;
}

.b2b-tooltip-arrow {
    position: fixed;
    z-index: 99999;
    width: 0;
    height: 0;
    border: 6px solid transparent;
    border-top-color: rgba(0, 0, 0, 0.9);
    pointer-events: none;
    display: none;
}

.b2b-tooltip-arrow.below {
    border-top-color: transparent;
    border-bottom-color: rgba(0, 0, 0, 0.9);
}

/* ==========================================================================
   Green Background for Sale Items
   ========================================================================== */

.matrix-table tbody tr.row-on-sale {
    background: rgba(210, 220, 44, 0.15);
}

.matrix-table tbody tr.row-on-sale:hover {
    background: rgba(210, 220, 44, 0.10);
}

/* ==========================================================================
   Light Blue Background for MIX Variants (always displayed first)
   ========================================================================== */

.matrix-table tbody tr.variant-mix-row {
    background: #e8f4fc;
}

.matrix-table tbody tr.variant-mix-row:hover {
    background: #d0e8f7;
}

/* MIX row takes priority over on-sale styling */
.matrix-table tbody tr.variant-mix-row.row-on-sale {
    background: #e8f4fc;
}

.matrix-table tbody tr.variant-mix-row.row-on-sale:hover {
    background: #d0e8f7;
}

/* ==========================================================================
   Row Highlight for qty > 100
   ========================================================================== */

.matrix-table tbody tr.row-high-qty {
    background: #fef2f2;
}
.matrix-table tbody tr.row-high-qty:hover {
    background: #fee2e2;
}
/* Priority over on-sale and mix-row */
.matrix-table tbody tr.row-high-qty.row-on-sale,
.matrix-table tbody tr.row-high-qty.variant-mix-row {
    background: #fef2f2;
}
.matrix-table tbody tr.row-high-qty.row-on-sale:hover,
.matrix-table tbody tr.row-high-qty.variant-mix-row:hover {
    background: #fee2e2;
}

/* Stock warning below table */
.matrix-stock-warning {
    display: none;
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-left: 4px solid var(--color-error, #dc2626);
    border-radius: var(--radius-sm);
    color: #991b1b;
    font-size: var(--font-size-base);
    font-weight: 500;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media screen and (max-width: 991px) {
    .matrix-price-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .matrix-table {
        font-size: var(--font-size-small);
    }

    .variant-qty input {
        width: 60px;
    }

    .matrix-buybar.visible {
        display: flex;
    }

    .matrix-buybar {
        flex-direction: column;
        align-items: stretch;
    }

    .buybar-left,
    .buybar-right {
        justify-content: center;
    }
}

@media screen and (max-width: 767px) {
    .b2b-matrix-container {
        padding: var(--spacing-md);
    }

    .matrix-table th,
    .matrix-table td {
        padding: var(--spacing-sm);
    }

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

    .matrix-actions-left,
    .matrix-actions-right {
        width: 100%;
        justify-content: space-between;
    }

    .btn {
        flex: 1;
    }

    .toast {
        right: 10px;
        left: 10px;
        text-align: center;
    }
}

/* ==========================================================================
   IFS Stock Info Box
   ========================================================================== */

.ifs-stock-info {
    margin: var(--spacing-md) 0;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-alt, #f8f9fa);
    border-left: 3px solid var(--color-primary, #007bff);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.ifs-stock-info strong {
    color: var(--color-text);
    font-size: var(--font-size-base);
}

.ifs-stock-info .stock-note {
    font-style: italic;
    color: var(--color-text-muted);
}

.ifs-stock-info .stock-updated {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}