/* ページ300：スイングPOPが目立つ設置位置 2026-07-22 */

.swing-300-body .swing-300-page {
    color: #33485a;
    font-family: "Noto Sans JP", "Yu Gothic", "Hiragino Kaku Gothic ProN", sans-serif;
}

.swing-300-body .swing-300-page *,
.swing-300-body .swing-300-page *::before,
.swing-300-body .swing-300-page *::after {
    box-sizing: border-box;
}

.swing-300-body .swing-300-page p,
.swing-300-body .swing-300-page li,
.swing-300-body .swing-300-page td,
.swing-300-body .swing-300-page th {
    line-height: 1.9;
}

.swing-300-body .swing-300-page p {
    margin: 0 0 1em;
    text-align: left;
}

.swing-300-body .swing-300-page a {
    color: #126b99;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}

.swing-300-body .swing-300-page a:hover,
.swing-300-body .swing-300-page a:focus-visible {
    color: #a5141b;
}

.swing-300-body .swing-300-page a:focus-visible,
.swing-300-body .swing-300-page summary:focus-visible,
.swing-300-body .swing-300-table-wrap:focus-visible {
    outline: 3px solid rgba(18, 107, 153, .35);
    outline-offset: 3px;
}

.swing-300-body .swing-300-page .pageTitle {
    margin-bottom: 22px;
}

.swing-300-body .swing-300-hero {
    overflow: hidden;
    margin: 0 0 30px;
    border: 1px solid #e0e5e2;
    border-radius: 18px;
    background: #f5f6f4;
    box-shadow: 0 12px 30px rgba(40, 57, 68, .08);
}

.swing-300-body .swing-300-hero img {
    display: block;
    width: 100%;
    height: auto;
}

.swing-300-body .swing-300-lead,
.swing-300-body .swing-300-cta {
    margin: 0 0 34px;
    padding: clamp(22px, 4vw, 34px);
    border: 1px solid #eadbdd;
    border-radius: 18px;
    background: linear-gradient(135deg, #fff 0%, #fff8f8 100%);
}

.swing-300-body .swing-300-eyebrow {
    margin-bottom: 8px !important;
    color: #b9141c;
    font-size: .9rem;
    font-weight: 800;
    letter-spacing: .08em;
}

.swing-300-body .swing-300-lead h2,
.swing-300-body .swing-300-cta h2 {
    margin: 0 0 14px;
    color: #24394b;
    font-size: clamp(1.35rem, 2.5vw, 1.9rem);
    line-height: 1.55;
}

.swing-300-body .swing-300-summary {
    margin: 0 0 28px;
    padding: 22px 24px;
    border-left: 5px solid #c8161d;
    border-radius: 0 12px 12px 0;
    background: #f7fafb;
}

.swing-300-body .swing-300-summary h2 {
    margin: 0 0 12px;
    color: #24394b;
    font-size: 1.2rem;
}

.swing-300-body .swing-300-summary ul,
.swing-300-body .swing-300-final-check ul {
    margin: 0;
    padding-left: 1.35em;
}

.swing-300-body .swing-300-summary li + li,
.swing-300-body .swing-300-final-check li + li {
    margin-top: 5px;
}

.swing-300-body .swing-300-toc {
    margin: 0 0 40px;
    padding: 22px 24px;
    border: 1px solid #d9e3e8;
    border-radius: 14px;
    background: #fff;
}

.swing-300-body .swing-300-toc__title {
    margin-bottom: 10px !important;
    color: #24394b;
    font-size: 1.12rem;
    font-weight: 800;
}

.swing-300-body .swing-300-toc ol {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 7px 28px;
    margin: 0;
    padding-left: 1.45em;
}

.swing-300-body .swing-300-section,
.swing-300-body .swing-300-related {
    margin: 0 0 46px;
    scroll-margin-top: 20px;
}

.swing-300-body .swing-300-section > h2,
.swing-300-body .swing-300-related > h2 {
    position: relative;
    margin: 0 0 22px;
    padding: 12px 16px 13px 20px;
    border-bottom: 2px solid #c8161d;
    background: #f6f8f9;
    color: #24394b;
    font-size: clamp(1.35rem, 2.4vw, 1.85rem);
    line-height: 1.45;
}

.swing-300-body .swing-300-section > h2::before,
.swing-300-body .swing-300-related > h2::before {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    width: 6px;
    background: #c8161d;
    content: "";
}

.swing-300-body .swing-300-point-grid,
.swing-300-body .swing-300-check-grid,
.swing-300-body .swing-300-use-grid,
.swing-300-body .swing-300-support-grid,
.swing-300-body .swing-300-related-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 20px;
}

.swing-300-body .swing-300-point-grid article,
.swing-300-body .swing-300-check-grid article,
.swing-300-body .swing-300-use-grid article {
    position: relative;
    padding: 22px;
    border: 1px solid #dce4e8;
    border-radius: 14px;
    background: #fff;
    box-shadow: 0 5px 18px rgba(45, 65, 78, .045);
}

.swing-300-body .swing-300-point-grid article > span {
    display: inline-flex;
    width: 34px;
    height: 34px;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
    border-radius: 50%;
    background: #c8161d;
    color: #fff;
    font-weight: 800;
}

.swing-300-body .swing-300-point-grid h3,
.swing-300-body .swing-300-check-grid h3,
.swing-300-body .swing-300-use-grid h3,
.swing-300-body .swing-300-final-check h3,
.swing-300-body .swing-300-note h3 {
    margin: 0 0 9px;
    color: #263c4e;
    font-size: 1.08rem;
    line-height: 1.55;
}

.swing-300-body .swing-300-point-grid p,
.swing-300-body .swing-300-check-grid p,
.swing-300-body .swing-300-use-grid p {
    margin-bottom: 0;
}

.swing-300-body .swing-300-note {
    margin-top: 22px;
    padding: 20px 22px;
    border: 1px dashed #d49624;
    border-radius: 12px;
    background: #fffaf0;
}

.swing-300-body .swing-300-note p {
    margin-bottom: 0;
}

.swing-300-body .swing-300-table-wrap {
    overflow-x: auto;
    margin: 20px 0 24px;
    border: 1px solid #d5dfe4;
    border-radius: 12px;
    background: #fff;
    -webkit-overflow-scrolling: touch;
}

.swing-300-body .swing-300-table {
    width: 100%;
    min-width: 690px;
    border-collapse: collapse;
}

.swing-300-body .swing-300-table th,
.swing-300-body .swing-300-table td {
    padding: 14px 16px;
    border-right: 1px solid #dfe6e9;
    border-bottom: 1px solid #dfe6e9;
    text-align: left;
    vertical-align: top;
}

.swing-300-body .swing-300-table th:last-child,
.swing-300-body .swing-300-table td:last-child {
    border-right: 0;
}

.swing-300-body .swing-300-table tbody tr:last-child th,
.swing-300-body .swing-300-table tbody tr:last-child td {
    border-bottom: 0;
}

.swing-300-body .swing-300-table thead th {
    background: #263f52;
    color: #fff;
    font-weight: 800;
}

.swing-300-body .swing-300-table tbody th {
    width: 20%;
    background: #f3f7f8;
    color: #263f52;
    font-weight: 800;
}

.swing-300-body .swing-300-flow {
    display: grid;
    gap: 14px;
    margin: 22px 0;
    padding: 0;
    list-style: none;
}

.swing-300-body .swing-300-flow li {
    display: grid;
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 18px;
    align-items: start;
    padding: 20px;
    border: 1px solid #dce4e8;
    border-radius: 14px;
    background: #fff;
}

.swing-300-body .swing-300-flow li > span {
    display: inline-flex;
    min-height: 42px;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: #eaf3f7;
    color: #126b99;
    font-size: .82rem;
    font-weight: 800;
    letter-spacing: .03em;
}

.swing-300-body .swing-300-flow h3 {
    margin: 0 0 7px;
    color: #263c4e;
    font-size: 1.08rem;
}

.swing-300-body .swing-300-flow p {
    margin-bottom: 0;
}

.swing-300-body .swing-300-final-check {
    margin-top: 24px;
    padding: 22px 24px;
    border-radius: 14px;
    background: #edf7f4;
}

.swing-300-body .swing-300-support-grid a,
.swing-300-body .swing-300-related-grid a {
    display: flex;
    min-width: 0;
    flex-direction: column;
    gap: 7px;
    padding: 20px;
    border: 1px solid #d7e1e6;
    border-radius: 13px;
    background: #fff;
    color: #263c4e;
    text-decoration: none;
    box-shadow: 0 5px 16px rgba(45, 65, 78, .04);
    transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.swing-300-body .swing-300-support-grid a:hover,
.swing-300-body .swing-300-support-grid a:focus-visible,
.swing-300-body .swing-300-related-grid a:hover,
.swing-300-body .swing-300-related-grid a:focus-visible {
    border-color: #c8161d;
    background: #fffafa;
    color: #263c4e;
    box-shadow: 0 9px 22px rgba(45, 65, 78, .08);
    transform: translateY(-2px);
}

.swing-300-body .swing-300-support-grid strong,
.swing-300-body .swing-300-related-grid strong {
    color: #a5141b;
    font-size: 1.05rem;
    line-height: 1.5;
}

.swing-300-body .swing-300-support-grid span,
.swing-300-body .swing-300-related-grid span {
    color: #526574;
    line-height: 1.75;
}

.swing-300-body .swing-300-faq-list {
    display: grid;
    gap: 12px;
    margin-top: 20px;
}

.swing-300-body .swing-300-faq-list details {
    overflow: hidden;
    border: 1px solid #d7e0e5;
    border-radius: 12px;
    background: #fff;
}

.swing-300-body .swing-300-faq-list summary {
    position: relative;
    padding: 18px 52px 18px 20px;
    color: #263c4e;
    font-weight: 800;
    line-height: 1.65;
    cursor: pointer;
    list-style: none;
}

.swing-300-body .swing-300-faq-list summary::-webkit-details-marker {
    display: none;
}

.swing-300-body .swing-300-faq-list summary::after {
    position: absolute;
    top: 50%;
    right: 20px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #f9e9ea;
    color: #b9141c;
    content: "+";
    font-size: 1.3rem;
    line-height: 27px;
    text-align: center;
    transform: translateY(-50%);
}

.swing-300-body .swing-300-faq-list details[open] summary::after {
    content: "−";
}

.swing-300-body .swing-300-faq-list details p {
    margin: 0;
    padding: 0 20px 20px;
}

.swing-300-body .swing-300-back {
    margin-top: 20px !important;
    text-align: right !important;
}

.swing-300-body .swing-300-back a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 800;
}

.swing-300-body .swing-300-back a::before {
    content: "←";
}

.swing-300-body .swing-300-cta {
    margin-bottom: 24px;
    text-align: center;
}

.swing-300-body .swing-300-cta > p:not(.swing-300-eyebrow) {
    max-width: 760px;
    margin-right: auto;
    margin-left: auto;
}

.swing-300-body .swing-300-cta__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-top: 22px;
}

.swing-300-body .swing-300-button {
    display: inline-flex;
    min-height: 50px;
    flex: 1 1 190px;
    align-items: center;
    justify-content: center;
    padding: 12px 18px;
    border: 2px solid transparent;
    border-radius: 10px;
    font-weight: 800;
    line-height: 1.45;
    text-align: center;
    text-decoration: none !important;
}

.swing-300-body .swing-300-button--primary,
.swing-300-body .swing-300-button--primary:visited {
    border-color: #c8161d;
    background-color: #c8161d;
    color: #fff;
}

.swing-300-body .swing-300-button--primary:hover,
.swing-300-body .swing-300-button--primary:focus-visible {
    border-color: #9d0f15;
    background-color: #9d0f15;
    color: #fff;
}

.swing-300-body .swing-300-button--sample,
.swing-300-body .swing-300-button--sample:visited {
    border-color: #efa300;
    background-color: #efa300;
    color: #2f260d;
}

.swing-300-body .swing-300-button--sample:hover,
.swing-300-body .swing-300-button--sample:focus-visible {
    border-color: #ca8600;
    background-color: #ca8600;
    color: #201a09;
}

.swing-300-body .swing-300-button--outline,
.swing-300-body .swing-300-button--outline:visited {
    border-color: #126b99;
    background-color: #fff;
    color: #126b99;
}

.swing-300-body .swing-300-button--outline:hover,
.swing-300-body .swing-300-button--outline:focus-visible {
    border-color: #0d5277;
    background-color: #0d5277;
    color: #fff;
}

@media (max-width: 900px) {
    .swing-300-body .swing-300-toc ol,
    .swing-300-body .swing-300-point-grid,
    .swing-300-body .swing-300-check-grid,
    .swing-300-body .swing-300-use-grid,
    .swing-300-body .swing-300-support-grid,
    .swing-300-body .swing-300-related-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 650px) {
    .swing-300-body .swing-300-hero {
        margin-bottom: 22px;
        border-radius: 12px;
    }

    .swing-300-body .swing-300-lead,
    .swing-300-body .swing-300-cta,
    .swing-300-body .swing-300-summary,
    .swing-300-body .swing-300-toc {
        padding: 18px;
    }

    .swing-300-body .swing-300-section,
    .swing-300-body .swing-300-related {
        margin-bottom: 38px;
    }

    .swing-300-body .swing-300-section > h2,
    .swing-300-body .swing-300-related > h2 {
        padding: 11px 12px 12px 17px;
        font-size: 1.28rem;
    }

    .swing-300-body .swing-300-point-grid article,
    .swing-300-body .swing-300-check-grid article,
    .swing-300-body .swing-300-use-grid article,
    .swing-300-body .swing-300-support-grid a,
    .swing-300-body .swing-300-related-grid a {
        padding: 18px;
    }

    .swing-300-body .swing-300-flow li {
        grid-template-columns: 1fr;
        gap: 10px;
        padding: 18px;
    }

    .swing-300-body .swing-300-flow li > span {
        width: 92px;
    }

    .swing-300-body .swing-300-cta__buttons {
        flex-direction: column;
    }

    .swing-300-body .swing-300-button {
        width: 100%;
        flex-basis: auto;
    }
}

@media (max-width: 480px) {
    .swing-300-body .swing-300-page p,
    .swing-300-body .swing-300-page li,
    .swing-300-body .swing-300-page td,
    .swing-300-body .swing-300-page th {
        line-height: 1.8;
    }

    .swing-300-body .swing-300-toc ol {
        padding-left: 1.3em;
    }

    .swing-300-body .swing-300-faq-list summary {
        padding: 16px 48px 16px 16px;
    }

    .swing-300-body .swing-300-faq-list details p {
        padding: 0 16px 17px;
    }
}