@charset "utf-8";

/*==================================================
setting
================================================== */
:root {
    --base-width: 375;
    --vw-unit: calc(100vw / var(--base-width));

    --primary-color: #0CA4CF;
}

html, body {
    overflow-x: hidden;
    overflow-x: clip;
}

body {
    position: relative;
}

/*==================================================
no-scroll（モーダル表示時の背景スクロール防止）
================================================== */
html.no-scroll,
body.no-scroll {
    overflow: hidden;
}

/*==================================================
font, colors
================================================== */
:root {
    font-family: sans-serif;
    color: #000;

    --font-sans-serif: "Noto Sans JP", sans-serif;
    --font-serif: "EB Garamond", serif;
    --font-mincho: "YuMincho", serif;

    --color-black: #000;
    --color-white: #fff;

    --color-primary: #0F78C0;

}

/*==================================================
icon
================================================== */
:root {

    --icon-menu: url("data:image/svg+xml,%3Csvg%20id%3D%22_%E3%83%AC%E3%82%A4%E3%83%A4%E3%83%BC_1%22%20data-name%3D%22%E3%83%AC%E3%82%A4%E3%83%A4%E3%83%BC_1%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20version%3D%221.1%22%20viewBox%3D%220%200%2034%2018%22%3E%20%20%3Cdefs%3E%20%20%20%20%3Cstyle%3E%20%20%20%20%20%20.st0%20%7B%20%20%20%20%20%20%20%20fill%3A%20%23fff%3B%20%20%20%20%20%20%7D%20%20%20%20%3C%2Fstyle%3E%20%20%3C%2Fdefs%3E%20%20%3Crect%20class%3D%22st0%22%20y%3D%220%22%20width%3D%2234%22%20height%3D%221%22%2F%3E%20%20%3Crect%20class%3D%22st0%22%20y%3D%228%22%20width%3D%2234%22%20height%3D%221%22%2F%3E%20%20%3Crect%20class%3D%22st0%22%20y%3D%2216%22%20width%3D%2234%22%20height%3D%221%22%2F%3E%3C%2Fsvg%3E");

    --icon-close: url("data:image/svg+xml,%3Csvg%20id%3D%22_%E3%83%AC%E3%82%A4%E3%83%A4%E3%83%BC_1%22%20data-name%3D%22%E3%83%AC%E3%82%A4%E3%83%A4%E3%83%BC_1%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20version%3D%221.1%22%20viewBox%3D%220%200%2035%2018%22%3E%20%20%3Cdefs%3E%20%20%20%20%3Cstyle%3E%20%20%20%20%20%20.st0%20%7B%20%20%20%20%20%20%20%20fill%3A%20%23fff%3B%20%20%20%20%20%20%7D%20%20%20%20%3C%2Fstyle%3E%20%20%3C%2Fdefs%3E%20%20%3Cpolygon%20class%3D%22st0%22%20points%3D%2234.4%20.9%2034%200%2017.2%208.4%20.4%200%200%20.9%2016.1%208.9%200%2017%20.4%2017.9%2017.2%209.5%2034%2017.9%2034.4%2017%2018.3%208.9%2034.4%20.9%22%2F%3E%3C%2Fsvg%3E");

    --icon-arrow-up: url("data:image/svg+xml,%3Csvg%20id%3D%22_%E3%83%AC%E3%82%A4%E3%83%A4%E3%83%BC_1%22%20data-name%3D%22%E3%83%AC%E3%82%A4%E3%83%A4%E3%83%BC_1%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20version%3D%221.1%22%20viewBox%3D%220%200%2035%2020%22%3E%20%20%3Cdefs%3E%20%20%20%20%3Cstyle%3E%20%20%20%20%20%20.st0%20%7B%20%20%20%20%20%20%20%20fill%3A%20%23fff%3B%20%20%20%20%20%20%7D%20%20%20%20%3C%2Fstyle%3E%20%20%3C%2Fdefs%3E%20%20%3Cpolygon%20class%3D%22st0%22%20points%3D%2232%2019.2%2017.4%205.5%202.7%2019.2%200%2016.3%2017.4%200%2034.7%2016.3%2032%2019.2%22%2F%3E%3C%2Fsvg%3E");

    --icon-arrow-right: url("data:image/svg+xml,%3Csvg%20width%3D%2212%22%20height%3D%2221%22%20viewBox%3D%220%200%2012%2021%22%20fill%3D%22none%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%3E%3Cpath%20d%3D%22M0%201.71627L1.78471%200L11.5055%209.35366C11.6622%209.50354%2011.7866%209.68177%2011.8715%209.87809C11.9563%2010.0744%2012%2010.2849%2012%2010.4976C12%2010.7102%2011.9563%2010.9207%2011.8715%2011.1171C11.7866%2011.3134%2011.6622%2011.4916%2011.5055%2011.6415L1.78471%2021L0.00168133%2019.2837L9.12538%2010.5L0%201.71627Z%22%20fill%3D%22white%22%2F%3E%3C%2Fsvg%3E");


}


/*==================================================
sp
================================================== */
.pc_item {
    display: none;
}

#suntory_contents {}

/* ========================================================================
[sp]forum_header
========================================================================= */
.forum_header {
    background: #007B71;
    height: calc(56 * var(--vw-unit));
    width: 100%;
    position: -webkit-sticky;
    position: sticky;
    top: 0;
    z-index: 100;
}

.forum_header .forum_header_title {
    width: calc(266 * var(--vw-unit));
    height: calc(18 * var(--vw-unit));
    background: url(../img/header_title.svg) no-repeat center;
    background-size: 100% auto;
    text-indent: 100%;
    overflow: hidden;
    white-space: nowrap;
    position: absolute;
    top: calc(50% - calc(9 * var(--vw-unit)));
    left: calc(20 * var(--vw-unit));
}

.forum_header.is_active .forum_header_title {
    display: none;
}

/* 背景スクロール固定時もSPヘッダーを画面上部に維持する */
.forum_header.is_active {
    position: fixed;
    top: 0;
    left: 0;
}

.forum_header .btn_menu {
    appearance: none;
    background: transparent;
    border: 0;
    border-radius: 0;
    padding: 0;
    width: calc(34 * var(--vw-unit));
    height: calc(17 * var(--vw-unit));
    text-indent: 100%;
    overflow: hidden;
    white-space: nowrap;
    background-color: #fff;
    -webkit-mask: var(--icon-menu);
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-position: center;
    -webkit-mask-size: 100% 100%;
    mask: var(--icon-menu);
    mask-repeat: no-repeat;
    mask-position: center;
    mask-size: 100% 100%;
    position: absolute;
    top: calc(20 * var(--vw-unit));
    right: calc(20 * var(--vw-unit));
}

.forum_header.is_active .btn_menu {
    -webkit-mask: var(--icon-close);
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-position: center;
    -webkit-mask-size: 100% 100%;
    mask: var(--icon-close);
    mask-repeat: no-repeat;
    mask-position: center;
    mask-size: 100% 100%;
}


/* ========================================================================
[sp]forum_nav
========================================================================= */
.forum_nav {
    display: none;
    background: #007B71;
    padding: calc(86 * var(--vw-unit)) 0 0;
    width: 100%;
    height: calc(100vh - calc(56 * var(--vw-unit)));
    overflow-y: auto;
    position: fixed;
    top: calc(56 * var(--vw-unit));
    left: 0;
    z-index: 100;
}

.forum_nav.is_active {
    display: block;
}

.forum_nav ul {
    list-style: none;
    margin-bottom: calc(76 * var(--vw-unit));
}

.forum_nav li+li {
    margin-top: calc(56 * var(--vw-unit));
}

.forum_nav li a {
    color: #FFF;
    font-family: var(--font-sans-serif);
    font-size: calc(18 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 100%;
    text-decoration: none;
    display: block;
    text-align: center;
}

.forum_nav li.link_form {
    display: none;
}

.forum_nav .btn_online_application {
    margin: 0 auto calc(8 * var(--vw-unit));
    display: flex;
    justify-content: center;
    align-items: center;
    width: calc(280 * var(--vw-unit));
    height: calc(88 * var(--vw-unit));
    background: #FFF;
    color: #007B71;
    border-radius: calc(50 * var(--vw-unit));
    text-align: center;
    font-family: var(--font-sans-serif);
    font-size: calc(16 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 150%;
}

.forum_nav .btn_online_application {
    text-decoration: none;
}

.note_online_application {
    color: #FFF;
    text-align: center;
    font-family: var(--font-sans-serif);
    font-size: calc(16 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 150%;
}

/* ========================================================================
[sp]hero
========================================================================= */
.hero {
    background: url(../img/hero_img_sp.webp) no-repeat 0 0;
    background-size: 100% auto;
    width: 100%;
    margin-top: calc(-2 * var(--vw-unit));
    padding: calc(298 * var(--vw-unit)) 0 calc(60 * var(--vw-unit));
    position: relative;
}

.hero h1 {
    margin: 0 auto calc(20 * var(--vw-unit));
    width: 100%;
    height: calc(353 * var(--vw-unit));
    background: url(../img/title_sp.svg) no-repeat center 0;
    background-size: auto 100%;
    text-indent: 100%;
    overflow: hidden;
    white-space: nowrap;
}

.hero .english_title {
    text-indent: 100%;
    overflow: hidden;
    white-space: nowrap;
    height: 0;
}

.hero .free_admission {
    width: calc(100 * var(--vw-unit));
    height: calc(100 * var(--vw-unit));
    background: #FFEF72;
    border-radius: calc(50 * var(--vw-unit));
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #000;
    font-family: var(--font-sans-serif);
    font-size: calc(20 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 150%;
    position: absolute;
    top: calc(520 * var(--vw-unit));
    right: calc(20 * var(--vw-unit));
}

.hero .organizer_sponsors {
    margin: 0 auto;
    width: calc(300 * var(--vw-unit));
    list-style: none;
}

.hero .organizer_sponsors li {
    color: #000;
    font-family: var(--font-sans-serif);
    font-size: calc(12 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 100%;
    display: flex;
    align-items: flex-end;
}

.hero .organizer_sponsors li+li {
    margin-top: calc(10 * var(--vw-unit));
}

.environmental_agency {
    margin: 0 calc(15 * var(--vw-unit)) calc(-1 * var(--vw-unit)) calc(8 * var(--vw-unit));
    padding: 0;
    width: calc(70 * var(--vw-unit));
    height: calc(22 * var(--vw-unit));
    background: url(../img/logo_environmental_agency.svg) no-repeat right bottom 0;
    background-size: calc(70 * var(--vw-unit)) auto;
    display: inline-block;
    text-indent: 100%;
    overflow: hidden;
    white-space: nowrap;
    position: relative;
}

/* ========================================================================
[sp]lead_message
========================================================================= */
.lead_message {
    background: #F3FFFD;
    padding: calc(60 * var(--vw-unit)) calc(16 * var(--vw-unit));
}

.lead_message h2 {
    margin-bottom: calc(20 * var(--vw-unit));
    color: #623D21;
    text-align: center;
    font-family: var(--font-sans-serif);
    font-size: calc(26 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 150%;
}

.lead_message p {
    color: #000;
    font-family: var(--font-sans-serif);
    font-size: calc(16 * var(--vw-unit));
    font-style: normal;
    font-weight: 500;
    line-height: 200%;
    letter-spacing: 1.6px;
}

/* ========================================================================
[sp]overview
========================================================================= */
.overview {
    background: #fff;
    padding: calc(67 * var(--vw-unit)) calc(20 * var(--vw-unit)) calc(60 * var(--vw-unit));
}

.overview .english_title {
    color: #007B71;
    font-family: var(--font-serif);
    font-size: calc(18 * var(--vw-unit));
    font-style: normal;
    font-weight: 500;
    line-height: 100%;
    letter-spacing: 1.8px;
    text-align: center;
    margin-bottom: calc(24 * var(--vw-unit));
}

.overview h2 {
    color: #000;
    margin-bottom: calc(32 * var(--vw-unit));
    text-align: center;
    font-family: var(--font-sans-serif);
    font-size: calc(26 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 150%;
}

.overview_table {
    width: 100%;
    margin: 0 auto calc(32 * var(--vw-unit));
}

.overview_table tr:first-child th {
    padding-top: 0;
}

.overview_table th {
    display: block;
    color: #007B71;
    font-family: var(--font-sans-serif);
    font-size: calc(16 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 150%;
    letter-spacing: -0.32px;
    padding: calc(24 * var(--vw-unit)) 0 calc(8 * var(--vw-unit));
    text-align: center;
}

.overview_table td {
    display: block;
    color: #000;
    font-family: var(--font-mincho);
    font-size: calc(20 * var(--vw-unit));
    font-style: normal;
    font-weight: 600;
    line-height: 150%;
    letter-spacing: -0.4px;
    border-bottom: 1px solid #007B71;
    padding: 0 0 calc(8 * var(--vw-unit));
    text-align: center;
}

.overview_table td .year {
    color: #000;
    font-family: var(--font-serif);
    font-size: calc(20 * var(--vw-unit));
    font-style: normal;
    font-weight: 500;
    line-height: 100%;
}

.overview_table td .date {
    color: #000;
    font-family: var(--font-serif);
    font-size: calc(40 * var(--vw-unit));
    font-style: normal;
    font-weight: 500;
    line-height: 100%;
}

.overview_table td .day {
    color: #000;
    font-family: var(--font-mincho);
    font-size: calc(20 * var(--vw-unit));
    font-style: normal;
    font-weight: 500;
    line-height: 100%;
}

.overview_table td .time {
    color: #000;
    font-family: var(--font-serif);
    font-size: calc(20 * var(--vw-unit));
    font-style: normal;
    font-weight: 500;
    line-height: 100%;
}

.overview_table td .text_block {
    display: inline-block;
    text-align: left;
}

.btn_online_application {
    margin: 0 auto calc(8 * var(--vw-unit));
    display: flex;
    width: calc(280 * var(--vw-unit));
    height: calc(80 * var(--vw-unit));
    padding: 0 calc(12 * var(--vw-unit)) 0 0;
    justify-content: center;
    align-items: center;
    color: #FFF;
    text-align: center;
    font-family: var(--font-sans-serif);
    font-size: calc(16 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 150%;
    background: #007B71;
    border-radius: calc(50 * var(--vw-unit));
    text-decoration: none;
    position: relative;
}

.btn_online_application::after {
    content: "";
    width: calc(12 * var(--vw-unit));
    height: calc(21 * var(--vw-unit));
    background-color: #fff;
    -webkit-mask: var(--icon-arrow-right);
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-position: center;
    -webkit-mask-size: 100% 100%;
    mask: var(--icon-arrow-right);
    mask-repeat: no-repeat;
    mask-position: center;
    mask-size: 100% 100%;
    position: absolute;
    top: calc(50% - calc(10.5 * var(--vw-unit)));
    right: calc(26 * var(--vw-unit));
}

.btn_online_application_note {
    color: #007B71;
    text-align: center;
    font-family: var(--font-sans-serif);
    font-size: calc(16 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 150%;
}


/* ========================================================================
[sp]speakers
========================================================================= */
.speakers {
    background: #F3FFFD;
    padding: calc(60 * var(--vw-unit)) calc(32 * var(--vw-unit));
}

.speakers .english_title {
    color: #007B71;
    font-family: var(--font-serif);
    font-size: calc(18 * var(--vw-unit));
    font-style: normal;
    font-weight: 500;
    line-height: 100%;
    letter-spacing: 1.8px;
    text-align: center;
    margin-bottom: calc(24 * var(--vw-unit));
}

.speakers h2 {
    color: #000;
    margin-bottom: calc(32 * var(--vw-unit));
    text-align: center;
    font-family: var(--font-sans-serif);
    font-size: calc(26 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 150%;
}

.speakers_list {
    list-style: none;
    margin: 0 auto;
    width: calc(311 * var(--vw-unit));
}

.speakers_list li {
    background: #fff;
    padding: calc(16 * var(--vw-unit));
    min-height: calc(138 * var(--vw-unit));
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.speakers_list li+li {
    margin-top: calc(16 * var(--vw-unit));
}

.speaker_title {
    color: #000;
    font-family: var(--font-sans-serif);
    font-size: calc(14 * var(--vw-unit));
    font-style: normal;
    font-weight: 400;
    line-height: 150%;
    margin-bottom: calc(8 * var(--vw-unit));
}

.speakers_list li h3 {
    color: #000;
    font-family: var(--font-sans-serif);
    font-size: calc(20 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 150%;
}

/* ========================================================================
[sp]program
========================================================================= */
.program {
    padding: 0 0 calc(90 * var(--vw-unit));
}

.image_photo {
    margin-bottom: calc(60 * var(--vw-unit));
    position: relative;
}

.image_photo img {
    width: 100%;
    height: auto;
}

.image_photo figcaption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: calc(8 * var(--vw-unit));
    display: flex;
    align-items: flex-end;
    color: #fff;
    font-family: var(--font-sans-serif);
    font-size: calc(10 * var(--vw-unit));
    font-style: normal;
    font-weight: 400;
    line-height: normal;
}


.program .english_title {
    color: #007B71;
    font-family: var(--font-serif);
    font-size: calc(18 * var(--vw-unit));
    font-style: normal;
    font-weight: 500;
    line-height: 100%;
    letter-spacing: 1.8px;
    text-align: center;
    margin-bottom: calc(24 * var(--vw-unit));
}

.program h2 {
    color: #000;
    margin-bottom: calc(32 * var(--vw-unit));
    text-align: center;
    font-family: var(--font-sans-serif);
    font-size: calc(26 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 150%;
}

.program_table {
    margin: 0 auto calc(8 * var(--vw-unit));
    border-top: 1px solid #007B71;
    width: calc(327 * var(--vw-unit));
}

.program_table tr {
    border-bottom: 1px solid #007B71;
    display: block;
}


.program_table th {
    display: block;
    text-align: left;
    color: #000;
    font-family: var(--font-sans-serif);
    font-size: calc(18 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 150%;
    letter-spacing: -0.36px;
    padding: calc(15 * var(--vw-unit)) 0 calc(8 * var(--vw-unit));
}

.program_table td {
    display: block;
    padding: 0 0 calc(15 * var(--vw-unit));
}

.program_table td h3 {
    margin: 0 0 calc(4 * var(--vw-unit));
    color: #000;
    font-family: var(--font-sans-serif);
    font-size: calc(18 * var(--vw-unit));
    font-style: normal;
    letter-spacing: -0.36px;
    font-weight: 700;
    line-height: 150%;
}

.program_table td .program_type {
    margin: 0 0 calc(4 * var(--vw-unit));
    display: flex;
    width: calc(180 * var(--vw-unit));
    height: calc(21 * var(--vw-unit));
    justify-content: center;
    align-items: center;
    border-radius: calc(10 * var(--vw-unit));
    background: #623D21;
    color: #FFF;
    font-family: var(--font-sans-serif);
    font-size: calc(14 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 150%;
}

.program_table td .role {
    margin: calc(12 * var(--vw-unit)) 0 0 -0.5em;
    color: #007B71;
    font-family: var(--font-sans-serif);
    font-size: calc(14 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 120%;
}

.program_table td .role+.speaker_wrapper {
    margin-top: calc(2 * var(--vw-unit));
}

.program_table td .speaker_title {
    margin: 0 0 calc(4 * var(--vw-unit));
    color: #007B71;
    font-family: var(--font-sans-serif);
    font-size: calc(14 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 150%;
    letter-spacing: -0.025em;
}

.program_table td .speaker_wrapper+.speaker_wrapper {
    margin: calc(12 * var(--vw-unit)) 0 0;
}


.program_table td .speaker_name {
    color: #007B71;
    font-family: var(--font-sans-serif);
    font-size: calc(18 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
    line-height: 150%;
}

.program_table_note {
    margin: 0 auto calc(24 * var(--vw-unit));
    width: calc(327 * var(--vw-unit));
    color: #000;
    font-family: var(--font-sans-serif);
    font-size: calc(12 * var(--vw-unit));
    font-style: normal;
    font-weight: 700;
}

.program_table tr.sp_image {
    position: relative;
}

.program_table tr.sp_image::before {
    content: "";
    width: calc(140 * var(--vw-unit));
    height: calc(140 * var(--vw-unit));
    background: url(../img/img02.webp) no-repeat center;
    background-size: 100% auto;
    position: absolute;
    top: calc(-25 * var(--vw-unit));
    right: 0;
}



/* ========================================================================
[sp]page_top
========================================================================= */
.page_top {
    appearance: none;
    border: 0;
    margin: 0;
    padding: 0;
    width: calc(50 * var(--vw-unit));
    height: calc(50 * var(--vw-unit));
    background: #623D21;
    border-radius: 50%;
    color: transparent;
    font-size: 0;
    line-height: 0;
    overflow: hidden;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(calc(10 * var(--vw-unit)));
    transition: opacity .3s ease, visibility .3s ease, transform .3s ease;
    z-index: 100;
    position: fixed;
    bottom: calc(20 * var(--vw-unit));
    right: calc(20 * var(--vw-unit));
}

.page_top.is-stopped {
    position: absolute;
}

.page_top.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

/* SPメニュー展開中はナビゲーションより前面に出さない */
.forum_header.is_active ~ .page_top {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(calc(10 * var(--vw-unit)));
}

.page_top::after {
    content: "";
    width: calc(28 * var(--vw-unit));
    height: calc(13 * var(--vw-unit));
    background-color: #fff;
    -webkit-mask: var(--icon-arrow-up);
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-position: center;
    -webkit-mask-size: 100% 100%;
    mask: var(--icon-arrow-up);
    mask-repeat: no-repeat;
    mask-position: center;
    mask-size: 100% 100%;
    position: absolute;
    top: calc(50% - calc(6.5 * var(--vw-unit)));
    right: calc(50% - calc(14 * var(--vw-unit)));
    pointer-events: none;

}

/* ========================================================================
[sp]closing_visual
========================================================================= */
.closing_visual {
    background: #F3FFFD;
    padding: calc(32 * var(--vw-unit)) 0;
}

.closing_visual h2 {
    margin: 0 auto calc(12 * var(--vw-unit));
    width: calc(297 * var(--vw-unit));
    height: calc(20 * var(--vw-unit));
    background: url(../img/footer_title.svg) no-repeat center;
    background-size: 100% auto;
    text-indent: 100%;
    overflow: hidden;
    white-space: nowrap;
}

.closing_visual p.title_sub {
    margin: 0 auto calc(12 * var(--vw-unit));
    width: calc(155 * var(--vw-unit));
    height: calc(14 * var(--vw-unit));
    background: url(../img/footer_title_sub.svg) no-repeat center;
    background-size: 100% auto;
    text-indent: 100%;
    overflow: hidden;
    white-space: nowrap;
}

.closing_visual p.title_en {
    margin: 0 auto;
    width: calc(241 * var(--vw-unit));
    height: calc(10 * var(--vw-unit));
    background: url(../img/footer_title_en.svg) no-repeat center;
    background-size: 100% auto;
    text-indent: 100%;
    overflow: hidden;
    white-space: nowrap;
}

/*==================================================
pc
================================================== */
@media print,
screen and (min-width:768px) {

    .sp_item {
        display: none;
    }

    .pc_item {
        display: block;
    }


    /* ========================================================================
    [pc]forum_header
    ========================================================================= */
    .forum_header {
        display: none;
    }

    /* ========================================================================
    [pc]forum_nav
    ========================================================================= */
    .forum_nav {
        display: block;
        background: #007B71;
        padding: 0;
        width: 100%;
        height: 66px;
        overflow-y: visible;
        position: relative;
        top: 0;
        left: 0;
        z-index: 100;
    }

    .forum_nav.is_active {
        display: block;
    }

    .forum_nav ul {
        list-style: none;
        margin-bottom: 0;
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 0 90px;
        height: 66px;
    }

    .forum_nav li+li {
        margin-top: 0;
    }

    .forum_nav li a {
        color: #FFF;
        font-family: var(--font-sans-serif);
        font-size: 18px;
        font-style: normal;
        font-weight: 700;
        line-height: 100%;
        text-decoration: none;
        display: block;
        text-align: center;
        transition: all .3s ease;
    }

    .forum_nav li a:hover {
        text-decoration: underline;
    }

    .forum_nav li.link_form {
        display: block;
    }

    .forum_nav .btn_online_application {
        display: none;
    }

    .note_online_application {
        display: none;
    }

    /* ========================================================================
    [pc]hero
    ========================================================================= */
    .hero {
        background: none;
        margin: 0 auto;
        width: 1164px;
        padding: 56px 0 0;
        min-height: 654px;
        position: relative;
    }

    .hero::after {
        content: "";
        width: 800px;
        height: 654px;
        background: url(../img/hero_img_pc.webp) no-repeat center;
        background-size: 100% auto;
        position: absolute;
        top: 0;
        right: -138px;
        z-index: -1;
    }

    .hero h1 {
        margin: 0 0 12px;
        width: 436px;
        height: 516px;
        background: url(../img/title_pc.svg) no-repeat center 0;
        background-size: auto 100%;
        text-indent: 100%;
        overflow: hidden;
        white-space: nowrap;
    }

    .hero .english_title {
        text-indent: 100%;
        overflow: hidden;
        white-space: nowrap;
        height: 0;
    }

    .hero .free_admission {
        width: 134px;
        height: 134px;
        background: #FFEF72;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        text-align: center;
        color: #000;
        font-family: var(--font-sans-serif);
        font-size: 26px;
        font-style: normal;
        font-weight: 700;
        line-height: 150%;
        position: absolute;
        top: 473px;
        right: 571px;
    }

    .hero .organizer_sponsors {
        margin: 0;
        width: auto;
        list-style: none;
        display: flex;
        align-items: flex-end;
        gap: 0 20px
    }

    .hero .organizer_sponsors li {
        color: #000;
        font-family: var(--font-sans-serif);
        font-size: 12px;
        font-style: normal;
        font-weight: 700;
        line-height: 100%;
    }

    .hero .organizer_sponsors li+li {
        margin: 0 0 0 0;
    }

    .environmental_agency {
        margin: 0 15px -1px 8px;
        padding: 0;
        width: 73px;
        height: 23px;
        background: url(../img/logo_environmental_agency.svg) no-repeat right bottom 0;
        background-size: 73px auto;
        display: inline-block;
        text-indent: 100%;
        overflow: hidden;
        white-space: nowrap;
        position: relative;
    }



    /* ========================================================================
    [pc]lead_message
    ========================================================================= */
    .lead_message {
        background: #F3FFFD;
        padding: 80px 0;
    }

    .lead_message h2 {
        margin-bottom: 20px;
        color: #623D21;
        text-align: center;
        font-family: var(--font-sans-serif);
        font-size: 32px;
        font-style: normal;
        font-weight: 700;
        line-height: 150%;
    }

    .lead_message p {
        color: #000;
        font-family: var(--font-sans-serif);
        font-size: 18px;
        font-style: normal;
        font-weight: 500;
        line-height: 200%;
        letter-spacing: 1.6px;
        text-align: center;
    }

    /* ========================================================================
    [pc]overview
    ========================================================================= */

    .overview {
        background: #fff;
        padding: 80px 0;
    }

    .overview .english_title {
        color: #007B71;
        font-family: var(--font-serif);
        font-size: 20px;
        font-style: normal;
        font-weight: 500;
        line-height: 100%;
        letter-spacing: 1.8px;
        text-align: center;
        margin-bottom: 24px;
    }

    .overview h2 {
        color: #000;
        margin-bottom: 50px;
        text-align: center;
        font-family: var(--font-sans-serif);
        font-size: 32px;
        font-style: normal;
        font-weight: 700;
        line-height: 150%;
    }

    .overview_table {
        width: 704px;
        margin: 0 auto 50px;
        border-collapse: collapse;
    }

    .overview_table tr:first-child th,
    .overview_table tr:first-child td {
        padding-top: 0;
    }

    .overview_table th {
        display: table-cell;
        color: #007B71;
        font-family: var(--font-sans-serif);
        font-size: 20px;
        font-style: normal;
        font-weight: 700;
        line-height: 150%;
        letter-spacing: -0.32px;
        padding: 45px 100px 16px 0;
        text-align: left;
        vertical-align: middle;
        border-bottom: 1px solid #007B71;
    }

    .overview_table td {
        display: table-cell;
        color: #000;
        font-family: var(--font-mincho);
        font-size: 24px;
        font-style: normal;
        font-weight: 600;
        line-height: 150%;
        letter-spacing: -0.4px;
        border-bottom: 1px solid #007B71;
        padding: 45px 0 16px;
        text-align: left;
        vertical-align: middle;
    }

    .overview_table td .year {
        color: #000;
        font-family: var(--font-serif);
        font-size: 24px;
        font-style: normal;
        font-weight: 500;
        line-height: 100%;
    }

    .overview_table td .date {
        color: #000;
        font-family: var(--font-serif);
        font-size: 40px;
        font-style: normal;
        font-weight: 500;
        line-height: 100%;
    }

    .overview_table td .day {
        color: #000;
        font-family: var(--font-mincho);
        font-size: 24px;
        font-style: normal;
        font-weight: 500;
        line-height: 100%;
    }

    .overview_table td .time {
        color: #000;
        font-family: var(--font-serif);
        font-size: 24px;
        font-style: normal;
        font-weight: 500;
        line-height: 100%;
    }

    .overview_table td .text_block {
        display: inline-block;
        text-align: left;
        letter-spacing: -0.05em;
    }

    .btn_online_application {
        margin: 0 auto 16px;
        display: flex;
        width: 360px;
        height: 100px;
        padding: 0 13.5px 0 0;
        justify-content: center;
        align-items: center;
        color: #FFF;
        text-align: center;
        font-family: var(--font-sans-serif);
        font-size: 18px;
        font-style: normal;
        font-weight: 700;
        line-height: 150%;
        background: #007B71;
        border-radius: 50px;
        text-decoration: none;
        position: relative;
        border: 1px solid #007B71;
        transition: all .3s ease;
    }

    .btn_online_application:hover {
        background: #FFF;
        color: #007B71;
        text-decoration: underline;
    }


    .btn_online_application::after {
        content: "";
        width: 12px;
        height: 21px;
        background-color: #fff;
        -webkit-mask: var(--icon-arrow-right);
        -webkit-mask-repeat: no-repeat;
        -webkit-mask-position: center;
        -webkit-mask-size: 100% 100%;
        mask: var(--icon-arrow-right);
        mask-repeat: no-repeat;
        mask-position: center;
        mask-size: 100% 100%;
        position: absolute;
        top: calc(50% - 10.5px);
        right: 47px;
    }

    .btn_online_application:hover::after {
        background-color: #007B71;
    }

    .btn_online_application_note {
        color: #007B71;
        text-align: center;
        font-family: var(--font-sans-serif);
        font-size: 18px;
        font-style: normal;
        font-weight: 700;
        line-height: 150%;
    }

    /* ========================================================================
    [pc]speakers
    ========================================================================= */
    .speakers {
        background: #F3FFFD;
        padding: 80px 0;
    }

    .speakers .english_title {
        color: #007B71;
        font-family: var(--font-serif);
        font-size: 20px;
        font-style: normal;
        font-weight: 500;
        line-height: 100%;
        letter-spacing: 1.8px;
        text-align: center;
        margin-bottom: 24px;
    }

    .speakers h2 {
        color: #000;
        margin-bottom: 60px;
        text-align: center;
        font-family: var(--font-sans-serif);
        font-size: 32px;
        font-style: normal;
        font-weight: 700;
        line-height: 150%;
    }

    .speakers_list {
        list-style: none;
        margin: 0 auto;
        width: 1164px;
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 20px 0;
    }

    .speakers_list li {
        background: #fff;
        padding: 8px;
        width: 23.71134021%;
        min-height: auto;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }

    .speakers_list li+li {
        margin-top: 0;
    }

    .speaker_title {
        color: #000;
        font-family: var(--font-sans-serif);
        font-size: 14px;
        font-style: normal;
        font-weight: 400;
        line-height: 150%;
        margin-bottom: 8px;
    }

    .speakers_list li h3 {
        color: #000;
        font-family: var(--font-sans-serif);
        font-size: 20px;
        font-style: normal;
        font-weight: 700;
        line-height: 150%;
    }

    /* ========================================================================
    [pc]program
    ========================================================================= */
    .program {
        margin: 0 auto;
        width: 1164px;
        padding: 80px 0;
        position: relative;
    }

    .image_photo {
        margin: 0;
        width: 420px;
        height: 315px;
        position: absolute;
        top: 200px;
        right: 0;
    }

    .image_photo img {
        width: 100%;
        height: auto;
    }

    .image_photo figcaption {
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        height: 100%;
        padding: 8px;
        display: flex;
        align-items: flex-end;
        justify-content: flex-end;
        text-align: right;
        color: #fff;
        font-family: var(--font-sans-serif);
        font-size: 10px;
        font-style: normal;
        font-weight: 400;
        line-height: normal;
    }

    .program .english_title {
        color: #007B71;
        font-family: var(--font-serif);
        font-size: 20px;
        font-style: normal;
        font-weight: 500;
        line-height: 100%;
        letter-spacing: 1.8px;
        text-align: center;
        margin-bottom: 24px;
    }

    .program h2 {
        color: #000;
        margin-bottom: 60px;
        text-align: center;
        font-family: var(--font-sans-serif);
        font-size: 32px;
        font-style: normal;
        font-weight: 700;
        line-height: 150%;
    }

    .program_table {
        margin: 0 auto 16px;
        border-top: 1px solid #007B71;
        width: 1164px;
    }

    .program_table tr {
        border-bottom: 1px solid #007B71;
        display: block;
    }


    .program_table th {
        display: table-cell;
        text-align: left;
        color: #000;
        font-family: var(--font-sans-serif);
        font-size: 18px;
        font-style: normal;
        font-weight: 700;
        line-height: 150%;
        letter-spacing: -0.36px;
        padding: 24px 80px 24px 0;
        vertical-align: top;
    }

    .program_table td {
        display: table-cell;
        padding: 24px 0 24px;
    }

    .program_table td h3 {
        margin: 0 0 8px;
        color: #000;
        font-family: var(--font-sans-serif);
        font-size: 20px;
        font-style: normal;
        font-weight: 700;
        line-height: 150%;
    }

    .program_table td .program_type {
        margin: 0 0 8px;
        display: flex;
        width: 180px;
        height: 21px;
        justify-content: center;
        align-items: center;
        border-radius: 10px;
        background: #623D21;
        color: #FFF;
        font-family: var(--font-sans-serif);
        font-size: 14px;
        font-style: normal;
        font-weight: 700;
        line-height: 150%;
    }

    .program_table td .role {
        margin: 0 0 0 -0.5em;
        color: #007B71;
        font-family: var(--font-sans-serif);
        font-size: 14px;
        font-style: normal;
        font-weight: 700;
        line-height: 120%;
        display: inline-block;
    }

    .program_table td .role+.speaker_wrapper {
        margin-top: -0.45em;
    }

    .program_table td .speaker_title {
        margin: 0;
        color: #007B71;
        font-family: var(--font-sans-serif);
        font-size: 14px;
        font-style: normal;
        font-weight: 700;
        line-height: 150%;
        display: inline-block;
    }

    .program_table td .speaker_wrapper+.speaker_wrapper {
        margin: 16px 0 0;
    }

    .program_table td .speaker_wrapper {
        display: flex;
        align-items: flex-end;
        gap: 0 8px;
    }


    .program_table td .speaker_name {
        color: #007B71;
        font-family: var(--font-sans-serif);
        font-size: 18px;
        font-style: normal;
        font-weight: 700;
        line-height: 150%;
    }

    .program_table_note {
        margin: 0 auto 24px;
        width: 1164px;
        color: #000;
        font-family: var(--font-sans-serif);
        font-size: 14px;
        font-style: normal;
        font-weight: 700;
    }

    .program_table tr.sp_image {
        position: relative;
    }

    .program_table tr.sp_image::before {
        display: none;
    }

    .program_table tr.pc_image {
        position: relative;
    }

    .program_table tr.pc_image::before {
        content: "";
        width: 220px;
        height: 220px;
        background: url(../img/img02.webp) no-repeat center;
        background-size: 100% auto;
        position: absolute;
        top: -130px;
        right: 0;
    }


    /* ========================================================================
    [pc]page_top
    ========================================================================= */
    .page_top {
        width: 60px;
        height: 60px;
        background: #623D21;
        border-radius: 50%;
        color: transparent;
        font-size: 0;
        line-height: 0;
        overflow: hidden;
        white-space: nowrap;
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transform: translateY(calc(10 * var(--vw-unit)));
        transition: opacity .3s ease, visibility .3s ease, transform .3s ease;
        z-index: 100;
        position: fixed;
        bottom: 20px;
        right: max(20px, calc((100vw - 1164px) / 2));
        cursor: pointer;
    }

    .page_top.is-stopped {
        position: absolute;
    }

    .page_top.is-visible {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: translateY(0);
    }

    .page_top::after {
        content: "";
        width: 32px;
        height: 15px;
        background-color: #fff;
        -webkit-mask: var(--icon-arrow-up);
        -webkit-mask-repeat: no-repeat;
        -webkit-mask-position: center;
        -webkit-mask-size: 100% 100%;
        mask: var(--icon-arrow-up);
        mask-repeat: no-repeat;
        mask-position: center;
        mask-size: 100% 100%;
        position: absolute;
        top: calc(50% - 7.5px);
        right: calc(50% - 16px);
        pointer-events: none;

    }


    /* ========================================================================
    [pc]closing_visual
    ========================================================================= */
    .closing_visual {
        background: #F3FFFD;
        padding: 60px 0;
    }

    .closing_visual h2 {
        margin: 0 auto 16px;
        width: 542px;
        height: 35px;
        background: url(../img/footer_title.svg) no-repeat center;
        background-size: 100% auto;
        text-indent: 100%;
        overflow: hidden;
        white-space: nowrap;
    }

    .closing_visual p.title_sub {
        margin: 0 auto 16px;
        width: 215px;
        height: 20px;
        background: url(../img/footer_title_sub.svg) no-repeat center;
        background-size: 100% auto;
        text-indent: 100%;
        overflow: hidden;
        white-space: nowrap;
    }

    .closing_visual p.title_en {
        margin: 0 auto;
        width: 400px;
        height: 16px;
        background: url(../img/footer_title_en.svg) no-repeat center;
        background-size: 100% auto;
        text-indent: 100%;
        overflow: hidden;
        white-space: nowrap;
    }


}