html {
    --header-h: 0;
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-h);
}

.loginName {
    display: none;
}

.page_title {
    background-color: #313131;
    color: #fff;
    font-size: 1.5rem;
    text-align: center;
    padding: 50px 0;
}
@media screen and (max-width: 767px){
    .page_title {
        padding: 30px 0;
        margin-bottom: 50px;
    }
}

/**
 * term_area
 */
.term_area {
    width: 92%;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    padding: 20px 0 0 0;
    font-weight: bold;
}
@media screen and (max-width: 767px){
    .term_area {
        width: 95%;
        margin: 0 auto;
    }
}
.term_menu {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin: 60px auto 120px auto;
    max-width: 1000px;
    justify-content: space-between;
}
.term_menu_item {
    flex: 0 0 calc((100% - 48px) / 2);
    border-left: 15px solid #000;
    border-bottom: 1px solid #000;
    min-height: 60px;
    box-sizing: border-box;
    background-image: url("/assets/img/term_menu_arrow.png");
    background-repeat: no-repeat;
    background-position: right 5px top 15px;
    transition: all 0.3s ease;
    padding: 5px 0;
    position: relative;
    max-width: 400px;
}
.term_menu_item:hover {
    background-color: #efefef;
    background-position: right 5px top 18px;
}
.term_menu_link {
    max-width: calc(100% - 40px);
    width: 100%;
    height: 100%;
    color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}
@media screen and (max-width: 767px){
    .term_menu {
        width: 100%;
        margin: 0 auto 100px auto;
        display: block;
    }
    .term_menu_item {
        margin-bottom: 15px;
    }
}
.system_name {
    border-bottom: 1px solid #f6f6f6;
    padding-bottom: 20px;
    font-size: 1.5rem;
    text-align: left;
    scroll-margin-top: 90px;
}
.team_of_use {
    margin: 10px auto 0;
    text-align: left;
    font-weight: normal;
    font-size: 0.85rem;
    padding-bottom: 100px;
}
.article {
    margin-bottom: 50px;
}
.section_title {
    font-size: 150%;
    font-weight: bold;
    margin-bottom: 15px;
}
.section-line {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}
.line-left {
    height: 2px;
    background-color: #000;
    width: 280px; /* 太線の長さは調整可能 */
}
@media screen and (max-width: 767px){
    .line-left {
        width: 40%;
    }
}
.line-right {
    height: 2px;
    background-color: #e5e5e5;
    flex: 1;
}





ol.decimal {
    counter-reset: item;
    margin: 0 20px 40px 20px;
    padding: 0;
}
ol.decimal > li {
    list-style: none;
    grid-template-columns: 25px 1fr;
    column-gap: 0.6ch;
    align-items: start;
    margin: 0 0 10px 0;
}
ol.decimal > li::before {
    counter-increment: item;
    content: counter(item, decimal) ".";
    text-align: left;
    font-variant-numeric: tabular-nums;
    margin-right: 20px;
}
@media screen and (max-width: 767px){
    ol.decimal > li::before {
        margin-right: 10px;
    }
}
ol.decimal > li > * {
    margin: 0;
}
ol.roman {
    counter-reset: item;
    margin: 0 20px 40px 20px;
    padding: 0;
}
ol.roman > li {
    list-style: none;
    display: grid;
    grid-template-columns: 30px 1fr;
    column-gap: 0.6ch;
    align-items: start;
    margin: 0 0 10px 0;
}
@media screen and (max-width: 767px){
    ol.roman > li {
        grid-template-columns: 20px 1fr;
    }
}
ol.roman > li::before {
    counter-increment: item;
    content: counter(item, lower-roman) ".";
    text-align: left;
    font-variant-numeric: tabular-nums;
}
ol.roman > li > * {
    margin: 0;
}
@media screen and (max-width: 767px){
    .team_of_use {
        width: 95%;
    }
}
.term_date {
    margin-top: 80px;
}