.detail_page {
    display: grid;
    max-width: 1350px;
    margin: 0 auto 8rem auto;
    padding: 0 8%;
}

.page_title {
    font-size: 3rem;
    line-height: 1.5;
}

.detail {
    margin-top: 4rem;
    line-height: 2;
    font-size: 2.2rem;
}

.description {
    margin-top: 1rem;
    line-height: 2.7;
    font-size: clamp(18px, 1.2vw, 20px);
}

.bold {
    font-weight: bold;
}

.border-bottom {
    border-bottom: 1.2px solid #333;
    padding-bottom: 0.3rem;
}

.underline-before {
    background: linear-gradient(#333, #333) 0 100%/0 0.8px no-repeat;
    transition: background 3s;
    /*トランジションの設定。下線を引く動きをアニメーションにするのに必要 */
    text-decoration: none;
}

.underline-after {
    background-size: 100% 0.8px;
    /* 変化後のスタイル。横サイズを0から100%に変えることで指定の文字列に下線を引く */
    padding-bottom: 0.3rem;
}

.privacy {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.mark {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
}

.indent {
    text-indent: -1em;
}

@media (max-width: 768px) {
    .detail_page {
        padding: 0 6%;
    }

    .detail {
        font-size: 1.3rem;
    }

    .description {
        line-height: 2.3;
        font-size: clamp(15px, 2.5vw, 14px);
    }

    .privacy {
        margin-top: 2rem;
        flex-direction: column;
    }

    .indent {
        text-indent: -1em;
        padding-left: 1em;
    }
}