/**
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 * Make Woodmart WooCommerce variation buttons appear with different styles based on stock status
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 */
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​
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add_action('wp_head', 'add_woodmart_size_variation_css');
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function add_woodmart_size_variation_css() {
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    ?>
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    <style>
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        /* Available in stock - normal state with green border */
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        .wd-swatch.wd-in-stock,
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        div[data-id="pa_size"] .wd-swatch.wd-in-stock {
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            border: 1px solid #294567 !important;
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            background-color: #f9fff5 !important;
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        }
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        /* Out of stock but available for backorder - orange styling */
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        .wd-swatch.wd-backorder,
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        div[data-id="pa_size"] .wd-swatch.wd-backorder {
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            background-color: #bbbbbb !important;
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            border: 1px solid #bbbbbb !important;
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        }
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        .wd-swatch.wd-backorder .wd-swatch-text,
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        div[data-id="pa_size"] .wd-swatch.wd-backorder .wd-swatch-text {
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            color: #fff !important;
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        }
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        /* Out of stock and not available for backorder - gray styling */
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        .wd-swatch.wd-disabled,
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        div[data-id="pa_size"] .wd-swatch.wd-disabled {
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            opacity: 0.5 !important;
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            background-color: #f5f5f5 !important;
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            border: 1px solid #d6d6d6 !important;
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            cursor: not-allowed;
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        }