@media (max-width: 768px) {
    .sd-dividend-overseas__container {
        padding: 1rem 12px;
    }

    .sd-dividend-overseas__section {
        padding: 16px;
        margin-bottom: 16px;
    }

    .sd-dividend-overseas__section h2 {
        font-size: 1.1rem;
    }

    .sd-dividend-overseas__table-wrap {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .sd-dividend-overseas__table-wrap table {
        min-width: 320px;
    }

    .sd-dividend-overseas__sort-tabs,
    .sd-dividend-overseas__sort-btns {
        margin-bottom: 10px;
    }

    .sd-dividend-overseas__sim,
    .sd-dividend-overseas__simulation .sd-form-row {
        flex-direction: column;
        align-items: stretch;
        margin-bottom: 12px;
    }

    .sd-dividend-overseas__sim .sd-dividend-overseas__input,
    .sd-dividend-overseas__simulation .form-control,
    .sd-dividend-overseas__simulation input {
        width: 100%;
        min-width: 0;
        box-sizing: border-box;
    }

    .sd-dividend-overseas__sim .sd-dividend-overseas__btn,
    .sd-dividend-overseas__simulation .btn {
        width: 100%;
    }

    .sd-dividend-overseas__result {
        padding: 12px 14px;
        margin-top: 14px;
    }

    .sd-dividend-overseas__tax-table {
        font-size: 0.85rem;
    }

    .sd-dividend-overseas__tax-table th,
    .sd-dividend-overseas__tax-table td {
        padding: 8px 10px;
    }

    .sd-dividend-overseas__cards {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .sd-dividend-overseas__card {
        padding: 14px;
    }

    .sd-dividend-overseas__chart {
        min-height: 220px;
    }

    .sd-dividend-overseas__schedule-list li {
        flex-wrap: wrap;
        gap: 4px;
        padding: 8px 0;
        font-size: 0.85rem;
    }

    .sd-dividend-overseas__report-card {
        padding: 14px;
    }
}