.product-variation-picker {
    display: grid;
    gap: 0.875rem;
}
.product-variation-picker fieldset {
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
}
.product-variation-picker legend {
    margin-bottom: 0.5rem;
    color: var(--tx-sub, var(--text-main, #555));
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.product-option-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.product-option-button {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    min-height: 2.75rem;
    max-width: 100%;
    padding: 0.45rem 0.85rem;
    border: 2px solid var(--br, var(--border-color, #ddd));
    border-radius: 0.75rem;
    background: var(--card-alt, var(--bg-card, #f5f5f5));
    color: var(--tx, var(--text-main, #222));
    font-size: 0.875rem;
    font-weight: 500;
    overflow-wrap: anywhere;
    cursor: pointer;
}
.product-option-button[aria-pressed="true"] {
    border-color: var(--tc, var(--theme-color, #333));
    background: var(--tc, var(--theme-color, #333));
    color: var(--tc-on, #fff);
}
.product-option-button:focus-visible {
    outline: 2px solid var(--tc, var(--theme-color, #333));
    outline-offset: 2px;
}
.product-option-button:disabled {
    opacity: 0.55;
    text-decoration: line-through;
    cursor: not-allowed;
}
.product-option-swatch {
    flex: 0 0 1rem;
    height: 1rem;
    border: 1px solid #888;
    border-radius: 50%;
}