.bba-bundle-wrapper {
    --bba-grid-cols: 4;
    --bba-grid-gap: 18px;
    max-width: 1180px;
    margin: 48px auto;
    padding: 0 18px;
}

.bba-bundle-wrapper .bba-bundle-title {
    margin: 0 0 24px;
    color: #28384b;
    font-size: 42px;
    font-weight: 600;
}

.bba-layout {
    display: block;
}

.bba-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--bba-grid-gap);
    margin-bottom: 36px;
}

.bba-card {
    background: #fff;
    border: 1px solid #e8e8e8;
    padding: 8px 10px 10px;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.bba-card:hover,
.bba-card:focus-within {
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.bba-card-inner {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.bba-product-link {
    color: inherit;
    text-decoration: none;
}

.bba-image-link {
    display: block;
    width: 100%;
}

.bba-image {
    width: 100%;
    max-width: var(--bba-thumb-width, 257px);
    aspect-ratio: var(--bba-thumb-width-ratio, 257) / var(--bba-thumb-height-ratio, 365);
    height: auto;
    margin: 0 auto 2px;
    overflow: hidden;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bba-bundle-wrapper .bba-image img {
    display: block;
    width: 100% !important;
    max-width: 100% !important;
    height: 100% !important;
    object-fit: contain;
    object-position: center;
}

.bba-title {
    margin: 2px 0 0;
    color: #1f1f1f;
    font-size: 22px;
    font-size: clamp(18px, 0.92vw, 22px);
    line-height: 1.25;
    font-weight: 500;
}

.bba-title .bba-product-link:hover {
    text-decoration: underline;
}

.bba-price {
    color: #222;
    font-size: 20px;
    font-size: clamp(16px, 0.82vw, 20px);
    font-weight: 500;
}

.bba-meta {
    margin-top: 1px;
    color: #444;
    font-size: clamp(0.625rem, 0.5615rem + 0.2033vw, 0.6875rem);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: 0.7px;
    text-transform: uppercase;
    -webkit-font-smoothing: antialiased;
    display: flex;
    flex-wrap: wrap;
    column-gap: 3px;
    row-gap: 1px;
}

.bba-meta .bba-product-link,
.bba-meta .bba-cat-link {
    display: inline !important;
    margin: 0;
    padding: 0;
}

.bba-meta .bba-cat-link + .bba-cat-link::before {
    content: ", ";
}

.bba-cat-link:hover {
    text-decoration: underline;
}

.bba-low-stock {
    margin-top: 2px;
    color: #b91c1c;
    font-size: 13px;
    font-weight: 500;
}

.bba-actions {
    margin-top: 4px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(4px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.bba-card:hover .bba-actions,
.bba-card:focus-within .bba-actions,
.bba-card.is-selected .bba-actions {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.bba-select-wrap {
    position: relative;
    margin: 0;
    display: block;
    width: 100%;
}

.bba-select {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}

.bba-select-wrap .bba-select-text {
    display: block;
    width: 100%;
    box-sizing: border-box;
    max-width: 100%;
    border-radius: 4px;
    border: 1px solid #2ca242;
    background: #39b54a;
    color: #fff;
    text-align: center;
    font-size: 18px;
    font-size: clamp(15px, 0.78vw, 18px);
    font-weight: 600;
    line-height: 1;
    padding: 10px 14px;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.bba-select-wrap .bba-select-text:hover {
    background: #2e9f3f;
    border-color: #278a35;
}

.bba-card.is-selected .bba-select-wrap .bba-select-text {
    background: #fee2e2;
    border-color: #fca5a5;
    color: #b91c1c;
}

.bba-card.is-selected .bba-select-wrap .bba-select-text:hover {
    background: #fecaca;
    border-color: #f87171;
}

.bba-card[data-instock="no"] .bba-select-wrap .bba-select-text {
    background: #d7d7d7;
    border-color: #c7c7c7;
    color: #818181;
    cursor: not-allowed;
}

.bba-qty-wrap {
    display: none;
    align-items: center;
    gap: 8px;
}

.bba-card.is-selected .bba-qty-wrap {
    display: flex;
}

.bba-qty-wrap label {
    color: #4b5563;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.bba-qty {
    width: 78px;
    height: 36px;
    padding: 6px 8px;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    background: #fff;
    color: #111827;
    font-size: 15px;
}

.bba-summary {
    border: 1px solid #d8dde3;
    border-radius: 6px;
    padding: 22px;
    background: #fff;
    width: min(
        100%,
        calc(
            (
                (100% - ((var(--bba-grid-cols) - 1) * var(--bba-grid-gap)))
                / var(--bba-grid-cols)
            ) * 2 + var(--bba-grid-gap)
        )
    );
    box-sizing: border-box;
    max-width: 100%;
    margin-bottom: 20px;
}

.bba-summary-line {
    margin-bottom: 13px;
    color: #374151;
    font-size: 15px;
}

.bba-upsell {
    border-radius: 4px;
    background: #ecfdf5;
    color: #065f46;
    font-weight: 600;
    padding: 10px 12px;
}

.bba-upsell.is-hidden {
    display: none;
}

.bba-total-line {
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid #e5e7eb;
    font-size: 18px;
    color: #111827;
}

.bba-badge {
    display: inline-block;
    background: #28384b;
    color: #fff;
    border-radius: 999px;
    padding: 6px 12px;
    font-size: 12px;
    margin: 10px 0 0;
    letter-spacing: 0.04em;
}

.bba-submit-wrap {
    width: min(
        100%,
        calc(
            (
                (100% - ((var(--bba-grid-cols) - 1) * var(--bba-grid-gap)))
                / var(--bba-grid-cols)
            ) * 2 + var(--bba-grid-gap)
        )
    );
    box-sizing: border-box;
    max-width: 100%;
}

.bba-submit-wrap button.bba-submit {
    all: unset;
    box-sizing: border-box;
    width: 100%;
    min-height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 16px;
    border-radius: 4px;
    border: 1px solid #2ca242;
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.2;
    text-align: center;
    letter-spacing: 0;
    text-indent: 0;
    text-transform: none;
    white-space: normal;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.bba-submit-wrap button.bba-submit:enabled {
    background: #39b54a;
    color: #fff;
    border-color: #2ca242;
}

.bba-submit-wrap button.bba-submit:enabled:hover,
.bba-submit-wrap button.bba-submit:enabled:focus {
    background: #2e9f3f;
    border-color: #278a35;
    color: #fff;
    outline: none;
}

.bba-submit-wrap button.bba-submit:disabled {
    background: #e5e7eb;
    color: #9ca3af;
    border-color: #d1d5db;
    cursor: not-allowed;
    opacity: 1;
}

.bba-popular-bundles-wrap {
    --bba-pop-bg: #f8f3e8;
    --bba-pop-paper: #fffdf8;
    --bba-pop-navy: #1e3551;
    --bba-pop-text: #2f3c4c;
    --bba-pop-soft: #6b7280;
    --bba-pop-line: #d9cfbb;
    --bba-pop-accent: #2ca242;
    --bba-pop-accent-dark: #248736;
    max-width: 1180px;
    margin: 48px auto;
    padding: 0 18px;
    position: relative;
}

.bba-popular-bundles-wrap .bba-popular-heading {
    margin: 0 0 20px;
    color: var(--bba-pop-navy);
    font-size: clamp(30px, 2.4vw, 42px);
    font-weight: 700;
    letter-spacing: 0.01em;
}

.bba-popular-intro {
    margin: -8px 0 18px;
    color: #4b5563;
    font-size: 15px;
    line-height: 1.5;
}

.bba-popular-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.bba-popular-card {
    background:
        linear-gradient(160deg, rgba(255, 255, 255, 0.94), rgba(255, 251, 243, 0.96)),
        var(--bba-pop-paper);
    border: 1px solid var(--bba-pop-line);
    border-radius: 12px;
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    box-shadow: 0 6px 18px rgba(32, 53, 77, 0.08);
    transform: translateY(0);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    animation: bba-popular-enter 0.45s ease both;
    animation-delay: calc(var(--bba-popular-i, 0) * 60ms);
}

.bba-popular-card:hover,
.bba-popular-card:focus-within {
    border-color: #c8b89a;
    transform: translateY(-3px);
    box-shadow: 0 10px 24px rgba(32, 53, 77, 0.14);
}

.bba-popular-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.bba-popular-visual {
    width: 100%;
    aspect-ratio: 1 / 1;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--bba-pop-line);
    background: #f3efe5;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.35);
}

.bba-popular-visual img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: center;
}

.bba-popular-ribbon {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 700;
    line-height: 1;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--bba-pop-navy);
    background: #e7efe3;
}

.bba-popular-count {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 4px 10px;
    font-size: 12px;
    line-height: 1;
    font-weight: 700;
    color: #334155;
    background: #eef2f7;
}

.bba-popular-title {
    margin: 0;
    color: var(--bba-pop-navy);
    font-size: clamp(28px, 2vw, 32px);
    line-height: 1.15;
    font-weight: 700;
}

.bba-popular-desc {
    margin: 0 0 2px;
    color: var(--bba-pop-soft);
    font-size: 14px;
    line-height: 1.45;
}

.bba-popular-items {
    margin: 2px 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 7px;
}

.bba-popular-items li {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 8px;
    color: var(--bba-pop-text);
    font-size: 15px;
    line-height: 1.35;
}

.bba-popular-item-name {
    flex: 1 1 auto;
    position: relative;
    padding-right: 8px;
}

.bba-popular-item-qty {
    flex: 0 0 auto;
    font-weight: 600;
    color: var(--bba-pop-navy);
    min-width: 2em;
    text-align: right;
}

.bba-popular-meta {
    margin-top: auto;
    padding-top: 10px;
    border-top: 1px solid var(--bba-pop-line);
    color: #4b5563;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.bba-preset-apply.button {
    margin-top: 6px;
    width: 100%;
    border-radius: 8px;
    border: 1px solid var(--bba-pop-accent);
    background: linear-gradient(180deg, #39b54a 0%, #2ea73f 100%);
    color: #fff;
    font-weight: 600;
    text-align: center;
    min-height: 44px;
    box-shadow: 0 6px 14px rgba(44, 162, 66, 0.22);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.bba-preset-apply.button:hover,
.bba-preset-apply.button:focus {
    background: linear-gradient(180deg, #33ad44 0%, var(--bba-pop-accent-dark) 100%);
    border-color: var(--bba-pop-accent-dark);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 8px 16px rgba(36, 135, 54, 0.26);
}

@keyframes bba-popular-enter {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.bba-processing-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(17, 24, 39, 0.6);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 99999;
}

.bba-processing-overlay.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: all;
}

.bba-processing-box {
    width: min(100%, 380px);
    border-radius: 8px;
    background: #fff;
    padding: 22px;
    text-align: center;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.2);
}

.bba-processing-spinner {
    display: inline-block;
    width: 38px;
    height: 38px;
    border: 4px solid #d1d5db;
    border-top-color: #28384b;
    border-radius: 999px;
    animation: bba-spin 0.9s linear infinite;
}

.bba-processing-text {
    margin: 14px 0 0;
    color: #1f2937;
    font-size: 15px;
    font-weight: 500;
}

body.bba-processing-active {
    overflow: hidden;
}

@keyframes bba-spin {
    to {
        transform: rotate(360deg);
    }
}

@media (prefers-reduced-motion: reduce) {
    .bba-processing-spinner {
        animation: none;
    }

    .bba-popular-card {
        animation: none;
        transition: none;
    }

    .bba-preset-apply.button {
        transition: none;
    }
}

@media (max-width: 1200px) {
    .bba-bundle-wrapper {
        --bba-grid-cols: 3;
    }

    .bba-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

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

@media (min-width: 901px) {
    .bba-layout {
        display: grid;
        grid-template-columns: minmax(0, 1fr) minmax(280px, 31%);
        gap: 24px;
        align-items: start;
    }

    .bba-main .bba-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        margin-bottom: 0;
    }

    .bba-sidebar {
        position: sticky;
        top: 120px;
        z-index: 5;
    }

    .bba-sidebar .bba-summary,
    .bba-sidebar .bba-submit-wrap {
        width: 100%;
        max-width: 100%;
    }
}

@media (max-width: 900px) {
    .bba-bundle-wrapper {
        --bba-grid-cols: 2;
        --bba-grid-gap: 14px;
    }

    .bba-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 14px;
    }

    .bba-main .bba-grid {
        margin-bottom: 36px;
    }

    .bba-actions {
        opacity: 1;
        visibility: visible;
        transform: none;
    }
}

@media (max-width: 560px) {
    .bba-bundle-wrapper {
        --bba-grid-gap: 10px;
    }

    .bba-bundle-wrapper .bba-bundle-title {
        font-size: 34px;
    }

    .bba-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .bba-card {
        padding: 8px;
    }

    .bba-summary {
        padding: 16px;
    }

    .bba-popular-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .bba-popular-bundles-wrap .bba-popular-heading {
        font-size: 30px;
    }

    .bba-popular-card {
        padding: 12px;
    }

    .bba-popular-top {
        gap: 6px;
    }
}