.qr-pdf-layout {
    max-width: 900px;
    margin: 2rem auto;
    background-color: var(--white, #fff);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    border: 1px solid var(--border-color, #e2e8f0);
    box-sizing: border-box;
}

.qr-pdf-layout__header {
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.qr-pdf-layout__header label {
    font-weight: 600;
    color: var(--secondary-color, #0f172a);
}

.qr-pdf-layout__selector {
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color, #e2e8f0);
    background-color: var(--white, #fff);
    min-width: 250px;
    font-family: var(--font-main, 'Inter', sans-serif);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.qr-pdf-layout__selector:focus {
    outline: none;
    border-color: var(--primary-color, #2563eb);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.qr-pdf-layout__group {
    display: none;
}
.qr-pdf-layout__group.is-active {
    display: block;
}

.qr-pdf-layout__scroll {
    overflow-x: auto;
}

.qr-pdf-layout__table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    table-layout: fixed;
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 8px;
    overflow: hidden;
}

.qr-pdf-layout__col--left,
.qr-pdf-layout__col--right {
    width: 39%;
}
.qr-pdf-layout__col--center {
    width: 22%;
}

.qr-pdf-layout__table th,
.qr-pdf-layout__table td {
    border-bottom: 1px solid var(--border-color, #e2e8f0);
}
.qr-pdf-layout__table tr:last-child td {
    border-bottom: none;
}

.qr-pdf-layout__table thead th {
    padding: 12px 16px;
    background: var(--bg-color, #f8fafc);
    text-align: center;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.25;
    color: var(--secondary-color, #0f172a);
    border-bottom-width: 2px;
}

.qr-pdf-layout__content-row td {
    background: var(--white, #fff);
    vertical-align: middle;
}

.qr-pdf-layout__slot {
    display: flex;
    align-items: center;
    min-height: 100px;
    padding: 12px;
}
.qr-pdf-layout__slot--start {
    justify-content: flex-start;
}
.qr-pdf-layout__slot--end {
    justify-content: flex-end;
}

.qr-pdf-layout__svg {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px;
    background-color: var(--white, #fff);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 4px;
}
.qr-pdf-layout__svg svg,
.qr-pdf-layout__svg img {
    display: block;
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    flex: none;
    border: none !important;
    box-shadow: none !important;
    outline: none !important;
}

.qr-pdf-layout__label-cell {
    padding: 0 16px;
    text-align: center;
    vertical-align: middle;
}

.qr-pdf-layout__label {
    display: inline-block;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-color, #334155);
}

.qr-pdf-layout__placeholder {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 100px;
    border: 2px dashed var(--border-color, #e2e8f0);
    background: var(--bg-color, #f8fafc);
    color: var(--text-color, #334155);
    font-size: 13px;
    text-align: center;
    border-radius: 4px;
}

@media (max-width: 782px) {
    .qr-pdf-layout {
        padding: 1rem;
        margin: 1rem;
        width: auto;
    }

    /* Let the table content wrap naturally, no horizontal scroll */
    .qr-pdf-layout__scroll {
        overflow-x: visible;
    }

    /* --- Responsive Table: Stack content on small screens/high zoom --- */

    /* Remove table-specific layout and borders */
    .qr-pdf-layout__table {
        display: block;
        width: 100%;
        border: none;
        border-radius: 0;
        overflow: visible;
    }

    /* Hide the header as columns are now stacked */
    .qr-pdf-layout__table thead {
        display: none;
    }

    .qr-pdf-layout__table tbody {
        display: block;
    }

    /* Each row becomes a self-contained card */
    .qr-pdf-layout__content-row {
        display: block;
        background-color: var(--bg-color, #f8fafc);
        border: 1px solid var(--border-color, #e2e8f0);
        border-radius: 8px;
        padding: 1rem;
        margin-bottom: 1.5rem;
    }

    /* Cells stack vertically inside the row-card */
    .qr-pdf-layout__content-row td {
        display: block;
        width: 100%;
        border: none;
        padding: 0;
        text-align: center;
    }

    /* Add space between stacked cells */
    .qr-pdf-layout__content-row td:not(:last-child) {
        margin-bottom: 1rem;
    }

    /* Center the QR code within its container */
    .qr-pdf-layout__slot {
        justify-content: center;
        min-height: 0;
        padding: 8px;
    }

    /* Adjust label styles for stacked layout */
    .qr-pdf-layout__label-cell {
        padding: 0.5rem 0;
    }

    .qr-pdf-layout__label {
        font-size: 14px;
    }

    .qr-pdf-layout__placeholder {
        width: 80px;
        height: 80px;
        font-size: 12px;
        margin: 0 auto; /* Center the placeholder */
    }
}