:root{--ink:#142d3c;--navy:#073747;--green:#00775d;--lime:#d5f070;--line:#d9e2e2;--muted:#546970;--paper:#f3f7f6}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;color:var(--ink);font-family:"Helvetica Neue",Arial,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;font-size:16px;line-height:1.85}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:5px}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #bf7300;outline-offset:5px}p,h1,h2,h3{margin:0}img{display:block;max-width:100%}.skip{position:fixed;top:-100px;left:20px;background:white;z-index:100;padding:12px}.skip:focus{top:10px}.draft-notice{padding:7px 24px;text-align:center;background:#edf2e5;color:#445037;font-size:13px}.header{height:102px;display:flex;align-items:center;justify-content:space-between;padding:0 5%;gap:24px;background:#fff}.brand{display:flex;align-items:center;gap:13px;font-size:12px;line-height:1.5;white-space:nowrap}.brand strong{font-size:16px}.brand-mark{font-size:40px;color:var(--green);font-weight:800;letter-spacing:-4px;line-height:1;padding-right:6px}.header nav{display:flex;align-items:center;gap:30px;font-size:14px;font-weight:600}.nav-register{background:var(--navy);color:white;padding:14px 25px}.nav-register span{margin-left:20px}.hero{background:var(--navy);color:#fff;display:grid;grid-template-columns:1.1fr 1fr;overflow:hidden;min-height:570px}.hero-copy{padding:66px 0 60px 10%;position:relative;z-index:1}.eyebrow{font-size:13px;font-weight:700;letter-spacing:.16em}.hero .eyebrow{color:var(--lime)}h1{font-size:clamp(28px,3.55vw,58px);line-height:1.5;letter-spacing:.03em;margin-top:33px;white-space:nowrap}h1>span{display:block;font-size:.63em;font-weight:500;letter-spacing:.12em}.hero-en{font-size:14px;letter-spacing:.15em;margin-top:13px;color:#bdd3d5}.hero-date{display:flex;align-items:baseline;gap:5px;line-height:1.2;margin-top:31px;letter-spacing:-.04em}.hero-date>span:first-child{font-size:31px}.hero-date strong{font-size:72px;font-weight:500}.hero-date .day{font-size:13px;line-height:1.6;border-left:1px solid #86a9ae;padding-left:16px;margin-left:13px;letter-spacing:.03em}.format{margin:15px 0 28px;font-size:15px}.button{display:flex;align-items:center;justify-content:space-between;gap:30px;background:var(--green);color:white;padding:16px 23px;font-weight:600;font-size:15px;min-height:58px;border:1px solid transparent;cursor:pointer;font-family:inherit}.button:hover{background:#005c49;text-decoration:none}.button.light{display:inline-flex;background:var(--lime);color:var(--navy);min-width:230px}.button.light:hover{background:#e2ff89}.hero-art{position:relative;display:flex;align-items:center;justify-content:center;min-width:0}.hero-art img{width:100%;height:100%;object-fit:cover}.visual-caption{position:absolute;bottom:24px;right:28px;font-size:12px;letter-spacing:.12em;color:#d1e8df}.intro-strip{padding:22px 5%;display:flex;gap:36px;background:var(--paper);font-size:14px}.intro-strip span:first-child{font-weight:700}.intro-strip span:last-child{color:var(--muted)}.section{max-width:1200px;margin:auto;padding:88px 40px;display:grid;grid-template-columns:260px minmax(0,1fr);gap:48px}.section-heading{display:flex;gap:16px;align-items:flex-start}.section-number{font-size:12px;color:var(--green);padding-top:3px;border-top:1px solid var(--green);line-height:1.8}.section-heading .eyebrow{color:var(--green);font-size:12px;margin-bottom:8px}h2{font-size:29px;letter-spacing:.07em;line-height:1.5}h3{font-size:21px;line-height:1.6}.pending-text{margin-top:15px;color:var(--muted)}.overview{margin:35px 0 0;border-top:2px solid var(--ink)}.overview>div{display:grid;grid-template-columns:135px 1fr;padding:19px 0;border-bottom:1px solid var(--line);gap:15px}.overview dt{font-size:14px;font-weight:700}.overview dd{margin:0}.subnote{font-size:14px;color:var(--muted);display:block}.program-section{background:var(--paper)}.program-date{font-size:40px;letter-spacing:-.03em;line-height:1.2}.program-date span{font-size:12px;letter-spacing:.1em;margin-left:15px}.program-pending{margin-top:28px;border-top:1px solid #aebfc0;border-bottom:1px solid #aebfc0;padding:30px 0}.small-label{font-size:13px;color:var(--green);margin-bottom:10px}.program-pending p:last-child{color:var(--muted);font-size:14px;margin-top:12px}.section-lead{margin-bottom:25px}.registration-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.registration-card{border:1px solid var(--line);padding:27px 24px}.registration-card .eyebrow{font-size:12px;color:var(--green);margin-bottom:13px}.registration-card h3{font-size:25px}.registration-card>p:not(.eyebrow){font-size:13px;color:var(--muted);margin-top:9px}.card-status{font-size:13px;margin:25px 0 15px}.registration-card.online{background:var(--paper);border-color:var(--paper)}.button.outline{background:white;border-color:var(--green);color:var(--green)}.button.outline:hover{background:var(--paper)}.registration-card .button{font-size:14px;padding:14px;gap:10px}.small{font-size:13px;line-height:1.7;color:var(--muted)}.contact-section{background:var(--navy);color:white}.contact-section .section{padding-top:63px;padding-bottom:63px}.contact-section .eyebrow,.contact-section .section-number{color:var(--lime);border-color:var(--lime)}.contact-section .subnote{color:#bcd0d4;margin-top:7px}.contact-mail{display:inline-block;font-size:clamp(17px,2vw,25px);border-bottom:1px solid #77989f;padding-bottom:8px;margin-top:18px;overflow-wrap:anywhere}.contact-mail span{margin-left:18px}footer{display:flex;justify-content:space-between;gap:20px;padding:28px 5%;font-size:12px}.footer-brand{font-weight:700;letter-spacing:.1em}.form-main{max-width:820px;margin:auto;padding:55px 28px 90px}.back-link{font-size:14px;color:var(--green)}.form-main h1{font-size:34px;margin:25px 0 10px;white-space:normal}.form-notice{padding:20px 24px;background:var(--paper);border-left:3px solid var(--green);margin:28px 0;font-size:14px}.form-row{margin-top:25px}.form-row label{display:block;font-size:15px;font-weight:600;margin-bottom:8px}.required{font-size:12px;color:#9a3225;margin-left:12px}input[type=text],input[type=email]{width:100%;border:1px solid #9bafb3;border-radius:0;padding:14px;background:white;font:inherit;min-height:52px}.form-actions{margin-top:32px}.form-actions button{width:100%}.form-result{margin-top:25px;padding:22px;background:var(--paper);border-left:3px solid var(--green)}.form-result[hidden]{display:none}.form-result dl{margin:15px 0}.form-result dt{font-size:13px;color:var(--muted);margin-top:12px}.form-result dd{margin:0;overflow-wrap:anywhere}.privacy-note{font-size:14px;padding:20px 0;border-bottom:1px solid var(--line);margin-top:25px}@media(min-width:1600px){.hero-copy{padding-left:max(10%,calc((100vw - 1350px)/2))}}@media(max-width:1000px){.header{padding:0 28px}.header nav{gap:19px}.hero{min-height:510px}.hero-copy{padding:48px 0 48px 8%}.hero-date strong{font-size:60px}.section{grid-template-columns:190px 1fr;gap:30px;padding:65px 28px}.registration-grid{grid-template-columns:1fr}.registration-card{padding:25px}.registration-card .button{font-size:15px}.hero-art img{object-fit:cover}.contact-mail{font-size:19px}}@media(max-width:680px){html{scroll-padding-top:20px}.draft-notice{font-size:12px;padding:7px 16px}.header{height:auto;min-height:90px;padding:18px 20px;flex-wrap:wrap;gap:18px}.brand-mark{font-size:34px}.header nav{width:100%;justify-content:space-between;gap:8px;font-size:12px}.nav-register{padding:8px 12px}.nav-register span{margin-left:5px}.hero{grid-template-columns:1fr;position:relative;min-height:540px}.hero-copy{padding:42px 24px 45px}.hero .eyebrow{font-size:11px}h1{font-size:clamp(26px,7.3vw,46px);margin-top:26px}.hero-date strong{font-size:67px}.hero-art{position:absolute;inset:0;opacity:.25}.hero-art img{object-position:70% center}.hero-copy{background:linear-gradient(90deg,rgba(7,55,71,.93),rgba(7,55,71,.08))}.visual-caption{bottom:12px;right:18px}.intro-strip{padding:20px 24px;display:block;font-size:13px}.intro-strip span{display:block}.section{display:block;padding:50px 24px}.section-heading{margin-bottom:30px}h2{font-size:26px}.overview>div{grid-template-columns:92px 1fr;gap:13px;font-size:15px}.overview dt{font-size:13px}.registration-grid{grid-template-columns:1fr}.contact-section .section{padding:48px 24px}.contact-mail{font-size:17px}.contact-mail span{margin-left:8px}footer{padding:24px;flex-wrap:wrap;font-size:11px}.form-main{padding:30px 24px 60px}.form-main h1{font-size:29px}.hero-en{font-size:12px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}} 

/* 2026-09-15 プログラム案反映 */
.hero-theme{font-size:clamp(18px,1.7vw,25px);line-height:1.65;margin-top:24px;font-weight:600}.hero-theme span{display:block;font-size:.7em;font-weight:400;margin-top:5px}.hero-copy{padding-right:18px}.organizers{list-style:none;margin:0;padding:0}.organizers li+li{margin-top:10px}.pending-text{line-height:2}.program-note{font-size:14px;margin-top:22px}.time-note{font-size:13px;background:#fff4da;border-left:3px solid #b78528;padding:12px 16px;margin:16px 0 25px;color:#674d22}.schedule{border-top:2px solid var(--navy)}.schedule-row{display:grid;grid-template-columns:145px 1fr;gap:20px;border-bottom:1px solid var(--line);padding:25px 0}.schedule-time{font-size:15px;font-weight:600;color:var(--green);font-variant-numeric:tabular-nums}.schedule-row h3{font-size:19px}.talk-title{font-size:14px;color:var(--muted);margin-top:8px}.speaker{font-size:17px;margin-top:10px}.speaker-org{font-size:14px;color:var(--muted)}.schedule-footnote{margin-top:20px}.registration-preparing{padding:16px;border:1px solid var(--line);font-size:14px!important;color:var(--ink)!important}@media(max-width:680px){.hero-theme{font-size:19px}.hero-theme span{font-size:13px}.schedule-row{grid-template-columns:1fr;gap:8px;padding:20px 0}.schedule-time{font-size:14px}.hero{min-height:640px}}

/* 正式キービジュアル：前景の文字・ロゴを切らず、中央配置 */
.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.hero.hero-keyvisual{display:flex;align-items:center;justify-content:center;position:relative;min-height:0;padding:0 32px 40px;background:#f1f7ed url("images/top_bg-web.jpg") center center / cover no-repeat;color:#005d30;overflow:hidden}
.hero-keyvisual .keyvisual-image{display:block;width:min(100%,760px);height:auto;position:relative;flex:none;margin:0 auto;object-fit:contain}
@media(min-width:1100px) and (max-height:850px){.hero.hero-keyvisual{padding-top:0;padding-bottom:28px}.hero-keyvisual .keyvisual-image{width:min(100%,650px)}}
@media(max-width:680px){.hero.hero-keyvisual{padding:0 14px 28px;background-position:center center}.hero-keyvisual .keyvisual-image{width:100%;height:auto}.header nav{flex-wrap:wrap;row-gap:12px}}

/* 固定ナビゲーションとモバイルメニュー */
:root{--header-height:102px}
html{scroll-padding-top:var(--header-height)}
.header{position:sticky;top:0;z-index:50;box-shadow:0 2px 12px rgba(7,55,71,.08)}
.menu-toggle{display:none}
@media(max-width:760px){
 .header{height:auto;min-height:80px;padding:16px 20px;gap:14px;align-items:center}
 .header .brand{font-size:12px}.header .brand strong{font-size:15px}
 .header .brand-mark{font-size:34px}
 .menu-toggle:not([hidden]){display:flex;align-items:center;justify-content:center;gap:10px;min-width:100px;min-height:44px;padding:10px 12px;border:1px solid var(--line);background:#fff;color:var(--navy);font:inherit;font-size:14px;cursor:pointer}
 .menu-toggle-icon{width:18px;height:12px;border-top:2px solid currentColor;border-bottom:2px solid currentColor;position:relative}
 .menu-toggle-icon::after{content:"";position:absolute;top:3px;left:0;width:18px;border-top:2px solid currentColor}
 .menu-toggle[aria-expanded="true"] .menu-toggle-icon{height:18px;border:0}
 .menu-toggle[aria-expanded="true"] .menu-toggle-icon::before,.menu-toggle[aria-expanded="true"] .menu-toggle-icon::after{content:"";position:absolute;top:8px;left:0;width:18px;border-top:2px solid currentColor;transform:rotate(45deg)}
 .menu-toggle[aria-expanded="true"] .menu-toggle-icon::after{transform:rotate(-45deg)}
 .header nav{width:100%;flex-direction:column;align-items:stretch;gap:0;font-size:15px;padding-top:8px;border-top:1px solid var(--line)}
 .header nav a{display:flex;align-items:center;justify-content:space-between;min-height:48px;padding:12px 14px;border-bottom:1px solid var(--line)}
 .header nav .nav-register{margin-top:10px;border-bottom:0}
 .header.nav-ready nav{position:absolute;top:100%;left:0;right:0;background:white;padding:8px 20px 20px;box-shadow:0 10px 16px rgba(7,55,71,.1);max-height:calc(100dvh - var(--header-height));overflow-y:auto;overscroll-behavior:contain}
 .header.nav-ready nav[hidden]{display:none}
}
@media(min-width:761px){.header nav{display:flex!important}.menu-toggle{display:none!important}}

/* 2026-10-02 更新プログラム・共催ロゴ */
.gx-center-logo{width:235px;max-height:64px;object-fit:contain}.event-update{text-align:center;padding:28px 24px;background:#edf4ed;color:var(--navy)}.event-update h2{font-size:clamp(23px,3vw,34px);margin:9px 0}.event-update small{display:block;margin-top:12px;color:#546970;font-size:12px}.program-mc{font-size:15px;margin:18px 0 26px}.program-mc span{font-size:13px;color:var(--muted)}.schedule-row h4{margin:23px 0 8px;font-size:14px;color:var(--green)}.panelists{list-style:none;padding:0;margin:0}.panelists li{margin:0 0 16px}.panelists span{display:block;font-size:14px;color:var(--muted)}.discussion-topics{border-top:1px solid var(--line);margin-top:24px;padding-top:16px;font-size:14px}.discussion-topics summary{cursor:pointer;font-weight:700}.discussion-topics ul{padding-left:1.3em}.discussion-topics li{margin-bottom:10px}.talk-abstract{font-size:14px;margin-top:16px;color:var(--muted)}.partner-section{max-width:1200px;margin:auto;padding:48px 40px 56px;text-align:center}.partner-section>.eyebrow{color:var(--muted);margin-bottom:24px}.partner-logos{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px;align-items:center}.partner-logo{height:130px;display:flex;align-items:center;justify-content:center;padding:18px}.partner-logo img{width:100%;height:100%;object-fit:contain}@media(max-width:1050px){.gx-center-logo{width:190px}.header nav{gap:16px;font-size:13px}}@media(max-width:760px){.gx-center-logo{width:180px;max-height:48px}.partner-section{padding:36px 20px}.partner-logos{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.partner-logo{height:110px;padding:14px}}@media(max-width:360px){.header{padding:12px}.gx-center-logo{width:155px}.menu-toggle:not([hidden]){min-width:90px}}

.partner-logos{gap:24px}.partner-logo{height:180px;padding:20px 8px}.partner-logo img{max-width:240px}.partner-logo.partner-ifi img{width:180px;max-width:none;height:auto}@media(max-width:1050px){.partner-logos{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:500px){.partner-logos{grid-template-columns:1fr;gap:4px}.partner-logo{height:155px}.partner-logo img{max-width:220px}.partner-logo.partner-ifi img{width:180px}}

/* キービジュアルと開催情報を一枚の背景でつなぐ */
.hero-intro{position:relative;isolation:isolate;overflow:hidden;width:100%;background:#edf4ed}
.hero-intro::before{content:"";position:absolute;inset:-8%;z-index:-1;background:url("images/top_bg-web.jpg") center / cover no-repeat;pointer-events:none}
.hero-intro .hero-keyvisual{background:transparent}
.hero-intro .event-update{background:transparent;padding:12px 24px 48px}
@media(max-width:680px){.hero-intro .event-update{padding:8px 20px 34px}}

/* 共催ロゴをキービジュアル直下へ移動 */
.hero-intro .event-update.partner-section{max-width:1200px;margin:0 auto;padding:12px 40px 48px}
.hero-intro .partner-logo{background:#fff}
@media(max-width:680px){.hero-intro .event-update.partner-section{padding:8px 20px 32px}}

/* 支給Type A Colorと共催順への統一。元画像はそのまま保存。 */
.utokyo-header-logo{width:235px;max-height:64px;object-fit:contain}
.hero-keyvisual .keyvisual-composition{position:relative;width:min(100%,760px);flex:none;margin:0 auto}
.hero-keyvisual .keyvisual-composition .keyvisual-image{width:100%;height:auto;clip-path:polygon(40% 0,100% 0,100% 100%,0 100%,0 18%,40% 18%)}
.keyvisual-utokyo{position:absolute;left:2.5%;top:4.7%;width:31%;height:auto}
.partner-logos{grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.partner-logo{height:170px}.partner-logo.partner-ifi img{width:180px;max-width:100%}
@media(min-width:1100px) and (max-height:850px){.hero-keyvisual .keyvisual-composition{width:min(100%,650px)}}
@media(max-width:1150px){.partner-logos{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:760px){.utokyo-header-logo{width:180px;max-height:48px}.partner-logos{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:680px){.hero-keyvisual .keyvisual-composition{width:100%}}
@media(max-width:500px){.partner-logos{grid-template-columns:1fr;gap:4px}}
@media(max-width:360px){.utokyo-header-logo{width:155px}}

.registration-privacy{margin-top:36px;padding:26px;border:1px solid var(--line);background:var(--paper)}.registration-privacy h3{font-size:19px}.registration-privacy p{margin-top:16px;font-size:14px;line-height:1.9;overflow-wrap:anywhere}.registration-privacy a{text-decoration:underline}@media(max-width:680px){.registration-privacy{padding:20px}}

/* 2026-10-14 視認性・参加導線・共催配置 */
:root{--muted:#3c5057;--green:#00664e}
.pending-text{color:var(--ink)}
.program-section{background:#f4f7f6}
.program-mc span,.speaker-org,.panelists span,.talk-title{color:#354b52;font-size:15px}
.header nav .nav-register{background:#00664e;color:#fff;padding:12px 20px;border-radius:4px}
.header nav .nav-register:hover{background:#004d3a;text-decoration:none}
.hero-participation{display:flex;align-items:center;justify-content:center;gap:24px;padding:0 24px 32px;flex-wrap:wrap}
.format-badge{background:#fff;color:#073747;border:1px solid #a6bdb2;border-radius:4px;padding:12px 20px;font-size:18px;font-weight:700;text-align:center}
.hero-participation .button{min-width:240px;border-radius:4px}
.registration-card>p:not(.eyebrow){color:#354b52;font-size:15px}
.registration-card .button.outline{background:#00664e;color:#fff}
.registration-card .button.outline:hover{background:#004d3a}
.floating-registration{position:fixed;right:24px;bottom:24px;z-index:40;display:flex;align-items:center;gap:20px;min-height:52px;padding:12px 22px;background:#00664e;color:#fff;border:2px solid #fff;border-radius:999px;box-shadow:0 3px 14px #07374730;font-weight:700}
.floating-registration:hover{background:#004d3a;text-decoration:none}
.cohost-section{background:#fff;border-bottom:1px solid var(--line)}
.cohost-section .partner-section{text-align:left;padding-top:48px;padding-bottom:48px}
.cohost-section .eyebrow{color:var(--green);margin-bottom:8px}
.cohost-section .partner-logos{margin:24px 0}
.cohost-section .partner-logo{background:#fff;border:1px solid var(--line)}
.cohost-section .organizers{font-size:15px;line-height:1.9}
footer{padding-bottom:100px}
@media(max-width:760px){.header nav .nav-register{justify-content:center}.floating-registration{right:14px;bottom:calc(14px + env(safe-area-inset-bottom));min-height:48px;font-size:14px;padding:10px 18px}}
@media(max-width:680px){.hero-participation{gap:12px;padding:0 20px 26px}.format-badge{font-size:16px;width:100%}.hero-participation .button{width:100%}.cohost-section .partner-section{padding:36px 24px}.cohost-section .partner-logos{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.cohost-section .partner-logo{height:115px;padding:12px}.cohost-section .organizers{font-size:14px}}

/* Typography scale: headings 28/20, body 16, supporting text 14, labels 12.
   Scoped to the symposium page so registration forms retain their own design. */
.symposium-page{--type-heading:1.75rem;--type-subheading:1.25rem;--type-body:1rem;--type-note:.875rem;--type-label:.75rem;font-size:var(--type-body);line-height:1.85;overflow-wrap:break-word}
.symposium-page h2{font-size:var(--type-heading);line-height:1.5;letter-spacing:.04em;font-weight:700}
.symposium-page h3,.symposium-page .schedule-row h3,.symposium-page .registration-card h3,.symposium-page .registration-privacy h3{font-size:var(--type-subheading);line-height:1.6;font-weight:700;letter-spacing:.02em}
.symposium-page .schedule-row h4{font-size:var(--type-body);line-height:1.7;font-weight:700;margin:24px 0 8px}
.symposium-page .pending-text,.symposium-page .section-lead,.symposium-page .overview dd,.symposium-page .program-mc,.symposium-page .speaker,.symposium-page .panelists li,.symposium-page .talk-title,.symposium-page .registration-card>p:not(.eyebrow),.symposium-page .registration-privacy p,.symposium-page .cohost-section .organizers,.symposium-page .contact-section .section-body>p{font-size:var(--type-body);line-height:1.85}
.symposium-page .pending-text{margin-top:16px}
.symposium-page .speaker{font-weight:600;margin-top:12px}
.symposium-page .panelists li{font-weight:600;margin-bottom:20px}
.symposium-page .subnote,.symposium-page .program-note,.symposium-page .program-mc span,.symposium-page .speaker-org,.symposium-page .panelists span,.symposium-page .card-status,.symposium-page .registration-card>p.small{font-size:var(--type-note);line-height:1.8;font-weight:400}
.symposium-page .speaker-org,.symposium-page .panelists span{margin-top:4px}
.symposium-page .overview dt,.symposium-page .schedule-time{font-size:var(--type-body);line-height:1.85;font-weight:600}
.symposium-page .overview>div{grid-template-columns:112px minmax(0,1fr);gap:20px}
.symposium-page .section-heading .eyebrow,.symposium-page .registration-card .eyebrow,.symposium-page .cohost-section .eyebrow,.symposium-page .section-number{font-size:var(--type-label);line-height:1.6;letter-spacing:.12em}
.symposium-page .program-date{font-size:var(--type-heading);line-height:1.5;font-weight:700}
.symposium-page .program-date span{font-size:var(--type-label);font-weight:600}
.symposium-page .header nav{font-size:var(--type-note);line-height:1.6}
.symposium-page .button,.symposium-page .registration-card .button,.symposium-page .floating-registration,.symposium-page .format-badge{font-size:var(--type-body);line-height:1.6;font-weight:700}
.symposium-page .contact-mail{font-size:var(--type-subheading);line-height:1.6}
.symposium-page footer{font-size:var(--type-label);line-height:1.8}
.symposium-page .registration-privacy p+p{margin-top:20px}
.symposium-page .schedule-row>div,.symposium-page .registration-card{min-width:0}
@media(max-width:1000px){.symposium-page .header nav{gap:14px}}
@media(max-width:760px){.symposium-page .header nav{font-size:var(--type-body)}}
@media(max-width:680px){
 .symposium-page{--type-heading:1.5rem;--type-subheading:1.125rem}
 .symposium-page .overview>div{grid-template-columns:76px minmax(0,1fr);gap:12px}
 .symposium-page .section-heading{margin-bottom:24px}
 .symposium-page .schedule-row{padding:24px 0}
 .symposium-page .contact-mail{font-size:var(--type-body)}
}

/* 登録カード：説明の長さにかかわらずボタンを下端に揃える */
.symposium-page .registration-card{display:flex;flex-direction:column}
.symposium-page .registration-card>.button{margin-top:auto;flex-shrink:0}
.symposium-page .registration-card>.card-status{margin-bottom:16px}
.symposium-page .registration-card>p.small{margin-top:0;margin-bottom:20px}

/* 共催6機関：PCは6列、中間幅は3列、スマートフォンは2列 */
.cohost-section .partner-logos{grid-template-columns:repeat(6,minmax(0,1fr))}
.cohost-section .partner-forest img{width:auto;max-width:100%;height:100%;object-fit:contain}
@media(max-width:1150px){.cohost-section .partner-logos{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:680px){.cohost-section .partner-logos{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* 新キービジュアルはロゴ・背景を含む支給データをそのまま表示 */
.symposium-page .hero-keyvisual .keyvisual-composition{width:min(100%,1100px)}
.symposium-page .hero-keyvisual .keyvisual-composition .keyvisual-image{clip-path:none}
@media(max-width:680px){.symposium-page .hero.hero-keyvisual{padding-left:0;padding-right:0}}

/* 支給透過PNGと参考デザインに合わせた独立背景 */
.symposium-page .hero-intro{background:
 radial-gradient(ellipse at 100% 0%,#a4ce7d 0%,rgba(191,219,161,.75) 16%,transparent 43%),
 radial-gradient(ellipse at 0% 100%,#79b4b5 0%,rgba(149,199,180,.75) 19%,transparent 46%),
 radial-gradient(ellipse at 62% 100%,#c3dda9 0%,rgba(222,236,208,.6) 27%,transparent 53%),#fff}
.symposium-page .hero-intro::before{display:block;inset:0;background:url("images/hero-grain.svg") repeat;opacity:.2;z-index:-1}
.symposium-page .hero-keyvisual .keyvisual-composition{width:min(100%,840px)}
.symposium-page .hero-keyvisual .keyvisual-composition .keyvisual-image{-webkit-mask-image:none;mask-image:none;clip-path:none}
.symposium-page .hero-participation{padding-top:12px;padding-bottom:36px}
@media(max-width:680px){.symposium-page .hero.hero-keyvisual{padding-left:12px;padding-right:12px}.symposium-page .hero-participation{padding-top:4px;padding-bottom:26px}}

/* 登壇者写真と名前から開く略歴（PHP・追加ライブラリ不要） */
.program-person{display:block;margin-top:16px}
.speaker-photo{width:104px;height:120px;object-fit:cover;object-position:center 25%;flex:none;border-radius:4px;background:#e5ece7}
.person-info{flex:1;min-width:0}.symposium-page .person-name{font-size:16px;font-weight:600;line-height:1.7}
.symposium-page .person-org{font-size:14px;font-weight:400;line-height:1.8;color:var(--muted);margin-top:6px}
.speaker-bio summary{cursor:pointer;font-size:16px;font-weight:700;color:var(--green);text-decoration:underline;text-underline-offset:4px;line-height:1.8}
.speaker-bio summary small{font-size:12px;margin-left:10px;font-weight:400;white-space:nowrap}
.speaker-bio summary:focus-visible{outline:3px solid #bf7300;outline-offset:5px}
.bio-content{margin:14px 0;padding:18px;background:#fff;border:1px solid var(--line);border-left:3px solid var(--green)}
.symposium-page .bio-content p{font-size:16px;font-weight:400;line-height:1.9;color:var(--ink)}
.bio-content p+p{margin-top:14px}.bio-guide{font-size:14px;margin:0 0 20px;color:var(--muted)}
.symposium-page .panelists .program-person{margin-top:0}.symposium-page .panelists li{margin-bottom:24px}
.program-mc h4{font-size:16px;margin:0}.photo-kaneko-hiroaki{object-position:46% center}
@media(max-width:680px){.program-person{gap:14px}.speaker-photo{width:80px;height:96px}.bio-content{padding:14px}.speaker-bio[open] .bio-content{margin-left:0;margin-top:14px}}