/* 
1.33vw : ビューポート750pxで10px 
margin-bottom: calc(1.33vw * 2.5); 
*/

/* reset */
ol,
ul {
    box-sizing: border-box
}

/* 
font-size: var(--fz10); = 10px
*/

:root {
    --fz10: calc(1rem / 16 * 10);
    --fz11: calc(1rem / 16 * 11);
    --fz12: calc(1rem / 16 * 12);
    --fz13: calc(1rem / 16 * 13);
    --fz14: calc(1rem / 16 * 14);
    --fz15: calc(1rem / 16 * 15);
    --fz16: calc(1rem / 16 * 16);
    --fz17: calc(1rem / 16 * 17);
    --fz18: calc(1rem / 16 * 18);
    --fz19: calc(1rem / 16 * 19);
    --fz20: calc(1rem / 16 * 20);
    --fz21: calc(1rem / 16 * 21);
    --fz22: calc(1rem / 16 * 22);
    --fz23: calc(1rem / 16 * 23);
    --fz24: calc(1rem / 16 * 24);
    --fz25: calc(1rem / 16 * 25);
    --fz26: calc(1rem / 16 * 26);
    --fz27: calc(1rem / 16 * 27);
    --fz28: calc(1rem / 16 * 28);
    --fz29: calc(1rem / 16 * 29);
    --fz30: calc(1rem / 16 * 30);
    --fz31: calc(1rem / 16 * 31);
    --fz32: calc(1rem / 16 * 32);
    --fz33: calc(1rem / 16 * 33);
    --fz34: calc(1rem / 16 * 34);
    --fz35: calc(1rem / 16 * 35);
    --fz36: calc(1rem / 16 * 36);
    --fz37: calc(1rem / 16 * 37);
    --fz38: calc(1rem / 16 * 38);
    --fz39: calc(1rem / 16 * 39);
    --fz40: calc(1rem / 16 * 40);
    --fz41: calc(1rem / 16 * 41);
    --fz42: calc(1rem / 16 * 42);
    --fz43: calc(1rem / 16 * 43);
    --fz44: calc(1rem / 16 * 44);
    --fz45: calc(1rem / 16 * 45);
    --fz46: calc(1rem / 16 * 46);
    --fz47: calc(1rem / 16 * 47);
    --fz48: calc(1rem / 16 * 48);
    --fz49: calc(1rem / 16 * 49);
    --fz50: calc(1rem / 16 * 50);
    --fz51: calc(1rem / 16 * 51);
    --fz52: calc(1rem / 16 * 52);
    --fz53: calc(1rem / 16 * 53);
    --fz54: calc(1rem / 16 * 54);
    --fz55: calc(1rem / 16 * 55);
    --fz56: calc(1rem / 16 * 56);
    --fz57: calc(1rem / 16 * 57);
    --fz58: calc(1rem / 16 * 58);
    --fz59: calc(1rem / 16 * 59);
    --fz60: calc(1rem / 16 * 60);
}

html:has(section.news) {
    scroll-padding-top: 180px;
}

@media screen and (max-width:1024px) {
    html:has(section.news) {
        scroll-padding-top: clamp(50px, 13.3vw, 100px);
    }
}

html:has(section.p_meeting) {
    scroll-padding-top: 120px;
}

@media screen and (max-width:1024px) {
    html:has(section.p_meeting) {
        scroll-padding-top: clamp(50px, 10vw, 75px);
    }
}

button {
    font-family: "Noto Sans JP", sans-serif;
}


/* ------------------------------------------------------------------------------------------------- */


.ir_topicPath {
    background: #333333;
    font-size: 75%;
    line-height: 1.6;
}

.ir_topicPath_heading {
    background: #333333;
    padding: 0.5em 0;
    font-size: 142%;
    line-height: 1.2;
    color: #ffffff;
    text-align: center;
    display: none;
}


.ir_topicPath_breadCrumb {
    padding: 0.4em 1em 1em;
    background: #333333;
    padding: 0.5em 0;
    font-size: 142%;
    color: #ffffff;
    line-height: 1.6;
    width: 910px;
    margin: 0 auto;
    padding: 0.4em 0;
}

.ir_topicPath_breadCrumb a {
    color: #ffffff;
}

.ir_topicPath_breadCrumb p {
    padding: 0.4em 1em 1em;
    background: #333333;
    padding: 0.5em 0;
    font-size: 142%;
    line-height: 1.2;
    color: #ffffff;
}

@media screen and (max-width:1024px) {
    .ir_topicPath_heading {
        display: block;
        padding: 0.5em 0;
        font-size: 230%;
        line-height: 1.2;
    }

    .ir_topicPath_breadCrumb {
        padding: 0.4em 1em 1em;
        background: #ffffff;
        padding: 0.5em 0;
        font-size: 142%;
        color: #959595;
        line-height: 1.6;
        width: 100%;
        width: calc(100% - 2em);
        margin: 0 auto;
        padding: 0.4em 0;
        padding: 0.4em 1em 1em;
        font-weight: bold;
        font-weight: normal;
    }

    .ir_topicPath_breadCrumb a {
        color: #959595;
    }

    .ir_topicPath_breadCrumb p {}

    span.ir_topicPath_breadCrumb_current {
        color: #959595;
    }

    #pagetop {
        display: none;
    }
}

/* ------------------------------------------------------------------------------------------------- */


.l_header_sp {
    display: none;
}

.l_footer_sp {
    display: none;
}

.l_header_sp>nav>ul li.l_header_sp_icon_en {
    float: left;
    border-left: none;
}

@media screen and (max-width:1024px) {
    #container {
        width: 100%;
        min-width: auto;
    }

    .l_header_pc {
        display: none;
    }

    .l_header_sp {
        display: block;
    }

    .l_footer_pc {
        display: none;
    }

    .l_footer_sp {
        display: block;
    }

    .l_header_sp_icon_en>a>img {
        width: 30px;
        height: 30px;
    }
}

/* ------------------------------------------------------------------------------------------------- */

#ir_article {
    display: grid;
    grid-template-columns: 1fr 1160px 1fr;
    font-size: 16px;
    font-size: var(--fz16);
    font-family: "Noto Sans JP", sans-serif;
}

@media screen and (max-width:1200px) {
    #ir_article {
        grid-template-columns: 4% 1fr 4%;
    }
}

@media screen and (max-width:1024px) {
    #ir_article {
        grid-template-columns: 5.3vw calc(100% - 10.6vw) 5.3vw;
        grid-template-columns: 1fr min(670px, 89.3vw) 1fr;
    }
}

.ir_nav {
    display: block;
}

@media screen and (max-width:1024px) {
    .ir_nav {
        display: none;
    }
}

#container {
    height: 100%;
    margin-top: -248px;
}

@media screen and (max-width:1024px) {
    #container {
        margin-top: 0;
    }
}

.ir_nav {
    font-family: "Noto Sans JP", sans-serif;
    width: 1160px;
    height: 100%;
    position: sticky;
    top: 28px;
    margin-top: 188px;
    margin-inline: auto;
    z-index: 10;
    height: 60px;
    background-color: #FFFFFF;
    border-radius: 5px;
    box-shadow: 0px 0px 10px 0px rgba(85, 85, 85, 0.4);
}

.ir_nav_list {
    height: 100%;
    padding-left: 54px;
    padding-right: 53px;
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}
.ir_nav_list.--en {
    padding-inline: 0;
        width: 100%;
        justify-content: space-evenly;
}
@media screen and (max-width:1200px) {
    .ir_nav_list.--en {
        padding-inline: 0;
        width: 100%;
        justify-content: space-evenly;
    }
}

.ir_nav_list_item {
    height: 100%;
    width: auto;
    font-size: 14px;
    font-size: var(--fz14);
    font-weight: bold;
    position: relative;
}

.ir_nav_list_item a {
    display: block;
    width: 100%;
    height: 100%;
    display: grid;
    grid-template-columns: auto auto;
    grid-auto-flow: column;
    justify-content: center;
    align-items: center;
    gap: 10px;
}
.ir_nav_list_item span {
    display: block;
    width: 100%;
    height: 100%;
    display: grid;
    grid-template-columns: auto auto;
    grid-auto-flow: column;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.ir_nav_list_item:has(.ir_nav_list_item_sub_list)>.ir_nav_list_item_link::after {
    content: "";
    display: block;
    width: 8px;
    height: 8px;
    transform: translateY(-2px) rotate(45deg);
    border-right: solid 2px #555555;
    border-bottom: solid 2px #555555;
}

.ir_nav_list_item_sub_list {
    display: none;
}

.ir_nav_list_item_sub_list.focused {
    display: block;
    position: absolute;
    top: 60px;
    background-color: #FFFFFF;
    border-radius: 5px;
    box-shadow: 0px 0px 5px 0px #C5C5C5;
    width: 258px;
    display: flex;
    flex-direction: column;
}

.ir_nav_list_item_sub_list.--last.focused {
    right: calc(0px - 28px);
}

.ir_nav_list_item_sub_list li {
    font-size: 14px;
    font-size: var(--fz14);
    font-weight: normal;
    width: 100%;
}

.ir_nav_list_item_sub_list li a {
    width: calc(100% - 10px);
    height: 100%;
    display: grid;
    justify-content: start;
    align-content: center;
    padding-left: 10px;
    padding-top: 11px;
    padding-bottom: 10px;
}

@media screen and (max-width:1200px) {
    .ir_nav {
        width: 92%;
        margin-inline: auto;
    }

    .ir_nav_list {
        padding-left: 24px;
        padding-right: 24px;
        width: 100%;
    }

    .ir_nav_list_item {
        height: 100%;
        width: auto;
    }

    .ir_nav_list_item a {
        gap: 8px;
    }

}

/* ------------------------------------------------------------------------------------------------- */


.l_section {
    grid-column: 2;
    margin-top: 100px;
    margin-bottom: 140px;
    font-size: var(--fz16);
}

@media screen and (max-width:1024px) {
    .l_section {
        margin-top: min(calc(1.33vw * 10), 100px);
        margin-bottom: min(calc(1.33vw * 20), 200px);
        font-size: var(--fz16);
    }
}

/* --------------------------------------------------------------------------------------------- */

.l_sp_local_nav {
    display: none;
}

@media screen and (max-width:1024px) {
    .l_sp_local_nav {
        display: block;
        grid-column: 1/-1;
        display: grid;
        grid-template-columns: subgrid;
        background-color: #EBEBEB;
    }
}

.l_sp_local_nav_list {
    grid-column: 2;
}

.l_sp_local_nav_list_item {
    font-weight: bold;
    color: #000000;
    background-color: #EBEBEB;
    box-sizing: border-box;
    border-bottom: solid 2px #FFFFFF;
    display: grid;
    grid-template-columns: 1fr auto;
}

.l_sp_local_nav_list_item {
    font-weight: bold;
    color: #000000;
    background-color: #EBEBEB;
    box-sizing: border-box;
    border-bottom: solid 2px #FFFFFF;
    display: grid;
    grid-template-columns: 1fr auto;
}

.l_sp_local_nav_list_item:last-of-type {
    border-bottom: none;
}

.l_sp_local_nav_list_link {
    display: grid;
    grid-auto-flow: column;
    justify-content: space-between;
    align-items: center;
    padding-inline: min(calc(1.33vw * 2), 20px);
    font-size: clamp(15px, 4vw, 30px);
    font-size: clamp(var(--fz15), 4vw, var(--fz30));
    height: calc(1.33vw * 15.4);
}

/* --------------------------------------------------------------------------------------------- */

.l_sp_local_nav_accordion {
    width: 100%;
    margin-left: 40px;
    border-bottom: solid 2px #CACACA;
}

.l_sp_local_nav_accordion_trigger {
    /* button reset */
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-color: transparent;
    border: none;
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font: inherit;
    color: inherit;
    cursor: pointer;
    text-align: inherit;
    text-transform: none;
    line-height: normal;
    -webkit-font-smoothing: inherit;
    -moz-osx-font-smoothing: inherit;
}

.l_sp_local_nav_accordion_trigger {
    display: block;
    width: 100%;
    text-align: left;
    font-weight: bold;
    cursor: pointer;
    font-size: clamp(var(--fz18), 4.8vw, var(--fz36));
    line-height: calc(52/36);
    box-sizing: border-box;
    padding-top: min(calc(1.33vw * 5), 50px);
    padding-bottom: calc(1.33vw * 5.2);
    padding-bottom: min(calc(1.33vw * 5.2), 52px);
    padding-inline: min(calc(1.33vw * 2), 20px);
    /* padding-top: 20px; */
    display: grid;
    grid-auto-flow: column;
    grid-template-columns: 1fr auto;
    justify-content: start;
    align-items: center;
}

.l_sp_local_nav_accordion_trigger[aria-expanded="true"] {
    /* background-color: #dbeafe; */
}

@media (hover: hover) {
    .l_sp_local_nav_accordion_trigger:hover {
        /* background-color: #dbeafe; */
    }
}

.l_sp_local_nav_accordion_icon {
    margin: auto;
    display: grid;
    place-items: center;
}

.l_sp_local_nav_accordion_icon::before {
    grid-area: 1/1;
    content: "";
    display: block;
    width: 1em;
    height: 0.15em;
    background-color: #555555;
}

.l_sp_local_nav_accordion_icon::after {
    grid-area: 1/1;
    content: "";
    display: block;
    width: 1em;
    height: 0.15em;
    transform: rotate(90deg);
    transition: transform 0.3s ease;
    background-color: #555555;
}

.l_sp_local_nav_accordion_panel {
    width: 100%;
    display: grid;
    grid-auto-flow: column;
    justify-content: start;
    align-content: start;
    grid-template-columns: 100%;
    grid-template-rows: 0fr;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.l_sp_local_nav_accordion_panel>* {
    overflow: hidden;
}

.l_sp_local_nav_accordion_panel>*>* {
    overflow: hidden;
}

.l_sp_local_nav_accordion_panel.__open {
    display: grid;
    grid-template-rows: 1fr;
    opacity: 1;
    visibility: visible;
}

.l_sp_local_nav_accordion_panel__text {
    color: #222222;
    margin-top: 6px;
    margin-right: 40px;
    line-height: 1.8;
}

.l_sp_local_nav_accordion_trigger[aria-expanded="true"] .l_sp_local_nav_accordion_icon::after {
    transform: rotate(0deg);
}

.l_sp_local_nav_sub_list {
    width: 100%;
    font-weight: normal;
}

.l_sp_local_nav_sub_list>li>a {
    font-size: clamp(var(--fz15), 4vw, var(--fz30));
    line-height: calc(44/30);
    box-sizing: border-box;
    padding-top: calc(1.33vw * 3.5);
    padding-bottom: calc(1.33vw * 3.5);
    display: grid;
    grid-auto-flow: column;
    align-items: center;
    padding-inline: min(calc(1.33vw * 4), 40px);
    grid-template-columns: auto 1fr auto;
    justify-content: start;
}

.l_sp_local_nav_sub_list>li>a>img {
    width: .9em;
    height: .9em;
    margin-left: min(calc(1.33vw * 2), 20px);
}

.l_sp_local_nav_sub_list>li:last-of-type {
    border-bottom: none;
}


.l_btn_to_top {
    position: fixed;
    left: calc(50% + 582px);
    bottom: 42px;
    opacity: 0;
    transition: opacity 0.2s;
}

@media screen and (max-width:1320px) {
    .l_btn_to_top {
        left: auto;
        right: 48px;
    }
}

@media screen and (max-width:1320px) {
    .l_btn_to_top {
        right: min(48px, 4.8vw);
    }
}

@media screen and (max-width:1024px) {
    .l_btn_to_top {
        bottom: min(60px, 8vw);
        bottom: min(40px, 5.3vw);
    }
}

.l_btn_to_top.active {
    opacity: 1;
    transition: opacity 0.2s;
    z-index: 2;
}

.l_btn_to_top.absolute {
    position: absolute;
    bottom: 0;
}

.l_btn_to_top_wrapper {
    grid-column: 1/-1;
    position: relative;
    width: 100%;
    height: 60px;
    background-color: #FFFFFF;
}

.l_btn_to_top_wrapper.--top {
    background-color: #F5F5F5;
}

@media screen and (max-width:767px) {
    .l_btn_to_top>img {
        width: min(60px, 8vw);
        width: clamp(40px, 8vw, 60px);

    }
}