*,*::before,*::after{box-sizing:border-box}
:root{--ground:#F7F7F3;--surface:#FFFFFF;--ink:#111A22;--ink2:#35404A;--muted:#5C666F;--line:#E1E4DD;--line2:#CBD1C8;--anti:#D9640F;--accent:#1F4FBF;--accent-ink:color-mix(in srgb,var(--accent) 78%,#000);--tint:color-mix(in srgb,var(--accent) 8%,#fff);--head:"Zen Kaku Gothic New","Noto Sans JP","Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;--body:"Noto Sans JP","Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;--mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;--gut:clamp(20px,4vw,56px)}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--ground);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.9;letter-spacing:.02em;overflow-wrap:anywhere;line-break:strict;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent-ink);text-underline-offset:.25em;text-decoration-thickness:1px}
a:hover{color:var(--ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:3px}
h1,h2,h3,h4,h5{font-family:var(--head);font-weight:700;line-height:1.45;margin:0;letter-spacing:.03em;font-feature-settings:"palt";word-break:auto-phrase;text-wrap:balance}
p{margin:0;text-wrap:pretty}
.wrap{max-width:1200px;margin-left:auto;margin-right:auto;padding-left:var(--gut);padding-right:var(--gut)}
.skip{position:absolute;left:-9999px;top:0}.skip:focus{left:16px;top:12px;background:#fff;padding:8px 14px;z-index:50;border-radius:6px}

.site-header{position:relative;border-bottom:1px solid var(--line);background:var(--ground)}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:12px 28px;min-height:76px;padding-top:10px;padding-bottom:10px}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none;min-width:0}
.brand svg{flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.35;min-width:0}
.brand-name{font-family:var(--head);font-weight:700;font-size:19px;letter-spacing:.08em}
.brand-sub{font-size:11.5px;color:var(--muted);letter-spacing:.04em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav{display:flex;align-items:center;flex-wrap:wrap;justify-content:flex-end;gap:0 22px;font-size:14px;font-weight:500;letter-spacing:.04em}
.nav a{color:var(--ink2);text-decoration:none;padding:12px 0 10px;border-bottom:1.5px solid transparent}
.nav a:hover{color:var(--ink);border-bottom-color:var(--line2)}
.nav a[aria-current=page]{color:var(--ink);border-bottom-color:var(--accent)}
.nav .nav-join{color:var(--accent-ink);border:1px solid currentColor;padding:7px 14px;border-radius:6px;margin-left:4px}
.nav .nav-join:hover,.nav .nav-join[aria-current=page]{background:var(--accent);border-color:var(--accent);color:#fff}
.nav .nav-lang{color:var(--muted);font-size:13px;padding-left:18px;border-left:1px solid var(--line)}
.nav .nav-lang:hover{border-bottom-color:transparent}
.nav-mobile{display:none}
.nav-mobile summary{list-style:none;cursor:pointer;padding:0 16px;border:1px solid var(--line2);border-radius:6px;font-weight:700;font-size:14px;min-height:44px;display:flex;align-items:center;background:var(--surface)}
.nav-mobile summary::-webkit-details-marker{display:none}
.nav-mobile[open] summary{background:var(--ink);color:#fff;border-color:var(--ink)}
.nav-mobile nav{position:absolute;left:0;right:0;top:100%;background:var(--surface);border-bottom:1px solid var(--line);padding:4px var(--gut) 24px;display:flex;flex-direction:column;z-index:30;box-shadow:0 18px 36px rgba(17,26,34,.10)}
.nav-mobile nav a{padding:14px 0;border-bottom:1px solid var(--line);color:var(--ink);text-decoration:none;font-weight:500}
.nav-mobile nav a[aria-current=page]{color:var(--accent-ink)}
.nav-mobile nav .nav-join{margin-top:18px;text-align:center;border-radius:8px;background:var(--accent);color:#fff;border:0}
.nav-mobile nav .nav-lang{border:0;text-align:center}
@media (max-width:1000px){.nav{display:none}.nav-mobile{display:block}}

.btn{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 26px;border-radius:8px;font-weight:700;font-size:15px;letter-spacing:.04em;text-decoration:none;border:1px solid transparent;line-height:1.3;transition:background-color .15s,color .15s,border-color .15s}
.btn-dark{background:var(--ink);color:#fff}.btn-dark:hover{background:var(--accent-ink);color:#fff}
.btn-line{border-color:var(--line2);color:var(--ink);background:var(--surface)}.btn-line:hover{border-color:var(--ink);color:var(--ink)}
.btn-light{background:#fff;color:var(--ink)}.btn-light:hover{background:var(--tint);color:var(--ink)}
.btn-line-light{border-color:rgba(255,255,255,.45);color:#fff}.btn-line-light:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.08)}
.actions{display:flex;flex-wrap:wrap;gap:12px}

.hero{padding-top:clamp(56px,8vw,112px)}
.hero-in{display:flex;flex-direction:column;gap:clamp(28px,4vw,48px)}
.hero-title{font-weight:900;font-size:clamp(28px,6.2vw,76px);line-height:1.28;letter-spacing:.02em}
.hero-sub{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px 64px;align-items:end}
.hero-lead{font-size:16.5px;color:var(--ink2);max-width:36em;line-height:2}
@media (max-width:860px){.hero-sub{grid-template-columns:minmax(0,1fr)}}
.track{max-width:1600px;margin:clamp(32px,5vw,64px) auto 0;padding-bottom:32px}
.track svg{display:block;width:100%;height:auto;overflow:visible}
@media (max-width:700px){.track svg{height:210px}}
.rna{fill:none;stroke-width:3.2;stroke-linecap:round;stroke-linejoin:round}
.rna.self{stroke:#A3ACB4}
.rna.te{stroke:var(--anti)}
.blob{fill:color-mix(in srgb,var(--accent) 16%,#fff);stroke:var(--accent);stroke-width:1.6}
.pirna{stroke:var(--accent);stroke-width:3.2;stroke-linecap:round}
.bp{stroke:var(--accent-ink);stroke-width:1.3}
.cut line{stroke:var(--ink);stroke-width:1.6;stroke-linecap:round}
.flbl{font-family:var(--body);font-size:13px;fill:var(--muted);letter-spacing:.04em}
.flbl.strong{fill:var(--accent-ink);font-weight:700}
.flbl.te-l{fill:color-mix(in srgb,var(--anti) 75%,#000)}
.flbl.cut-l{fill:var(--ink)}
.cx{transform-box:fill-box;animation:cxIn .9s cubic-bezier(.2,.7,.2,1) both;animation-delay:var(--d)}
.bp,.cut{animation:fadeIn .4s ease both;animation-delay:var(--d)}
@keyframes cxIn{from{opacity:0;transform:translateY(-18px)}}
@keyframes fadeIn{from{opacity:0}}
@media (prefers-reduced-motion:reduce){.cx,.bp,.cut{animation:none}}
.glyph .rna{stroke-width:2.4}
.glyph .blob{stroke-width:1.2}
.glyph .pirna{stroke-width:2.4}
.track figcaption{padding-top:12px;font-size:13.5px;color:var(--muted);text-align:right}
@media (max-width:700px){.track figcaption{text-align:left}}

.band{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:clamp(64px,8vw,112px) 0}
.sec-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:8px 24px;margin-bottom:32px}
.sec-head h2{font-size:clamp(22px,2.4vw,28px)}
.more{font-weight:500;font-size:14px;color:var(--ink2);padding:8px 0}
.more:hover{color:var(--accent-ink)}
.themes{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:40px 48px}
.theme{display:flex;flex-direction:column;gap:14px;padding-top:24px;border-top:2px solid var(--ink);color:var(--ink);text-decoration:none}
.themes.grouped{grid-template-columns:repeat(var(--n),minmax(0,1fr));row-gap:16px}
.theme-group{display:flex;align-items:center;gap:14px;font-size:13.5px;font-weight:700;color:var(--accent-ink);letter-spacing:.06em;margin:0}
.theme-group::after{content:"";flex:1;height:8px;border:1px solid color-mix(in srgb,var(--accent) 45%,#fff);border-bottom:0;border-radius:4px 4px 0 0;margin-top:8px}
@media (max-width:860px){.themes.grouped{grid-template-columns:minmax(0,1fr)}.themes.grouped>*{grid-column:auto !important;grid-row:auto !important}.theme-group{margin-top:8px}}
.theme .glyph{width:110px;height:37px;margin-bottom:6px}
.theme h3{font-size:20px;line-height:1.55;transition:color .15s}
.theme p{font-size:15px;color:var(--ink2);line-height:1.95}
.theme:hover{color:var(--ink)}.theme:hover h3{color:var(--accent-ink)}

.split{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:56px 80px;padding-top:clamp(64px,8vw,112px);padding-bottom:clamp(64px,8vw,112px)}
@media (max-width:900px){.split{grid-template-columns:minmax(0,1fr)}}
.publist{list-style:none;margin:0;padding:0;border-top:1px solid var(--ink)}
.pub{padding:22px 0;border-bottom:1px solid var(--line)}
.pub-main{display:flex;flex-direction:column;gap:6px;min-width:0}
.pub-yc{display:grid;grid-template-columns:64px minmax(0,1fr);gap:0 20px}
.pub-y{font-variant-numeric:tabular-nums;color:var(--muted);font-size:14px;padding-top:2px}
.pub-title{font-weight:700;font-size:16px;line-height:1.65;letter-spacing:.01em}
.pub-title a{color:var(--ink);text-decoration:none}
.pub-title a:hover{color:var(--accent-ink);text-decoration:underline}
.pub-authors{font-size:13.5px;color:var(--muted);line-height:1.75;letter-spacing:.01em}
.pub-authors strong{color:var(--ink);font-weight:700}
.pub-venue{font-size:13.5px;color:var(--ink2);display:flex;flex-wrap:wrap;align-items:center;gap:4px 12px}
.pub-year,.pub-note{color:var(--muted)}
.pub-loc{font-variant-numeric:tabular-nums}
.pub-loc b{font-weight:600}
.mk{font-size:.75em;color:var(--anti);font-weight:700;margin-left:1px;line-height:0}
.pub-legend{display:flex;flex-wrap:wrap;gap:4px 18px;font-size:13px;color:var(--muted);margin-top:4px}
.publist+.pub-legend{margin-top:12px}
.badge{display:inline-block;font-size:11.5px;font-weight:700;padding:0 8px;border-radius:4px;background:var(--tint);color:var(--accent-ink);letter-spacing:.04em}
.newsrows{list-style:none;margin:0;padding:0;border-top:1px solid var(--ink)}
.newsrows li{border-bottom:1px solid var(--line)}
.news-row{display:grid;grid-template-columns:92px minmax(0,1fr);gap:4px 16px;padding:20px 0;color:var(--ink);text-decoration:none}
.news-row time{font-variant-numeric:tabular-nums;color:var(--muted);font-size:13.5px;padding-top:1px}
.news-row-main{display:flex;flex-direction:column;gap:4px}
.news-row:hover .news-title{color:var(--accent-ink)}
.news-title{font-weight:700;font-size:15.5px;line-height:1.65;transition:color .15s}
.cat{font-size:12.5px;color:var(--muted);letter-spacing:.04em}
.newslist{list-style:none;margin:0;padding:0 0 112px;border-top:1px solid var(--ink)}
.newslist li{border-bottom:1px solid var(--line)}
.news-item{display:grid;grid-template-columns:200px minmax(0,1fr);gap:16px 32px;padding:28px 0;color:var(--ink);text-decoration:none;align-items:start}
.news-media{aspect-ratio:3/2;border-radius:8px;overflow:hidden;background:var(--surface);border:1px solid var(--line)}
.news-media img{width:100%;height:100%;object-fit:cover}
.news-ph{display:flex;width:100%;height:100%;align-items:center;justify-content:center}
.news-ph .glyph{width:96px}
.news-body{display:flex;flex-direction:column;gap:6px}
.news-meta{display:flex;flex-wrap:wrap;gap:4px 16px;font-size:13.5px;color:var(--muted);align-items:baseline}
.news-item .news-title{font-size:18px}
.news-sum{font-size:14.5px;color:var(--ink2);line-height:1.85}
.news-item:hover .news-title{color:var(--accent-ink)}
@media (max-width:640px){.news-item{grid-template-columns:110px minmax(0,1fr);gap:12px 16px}.news-item .news-title{font-size:16px}.news-sum{display:none}}

.join{background:var(--ink);color:#fff;padding:clamp(64px,8vw,104px) 0}
.join-in{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:32px 64px}
.join-text{flex:1 1 520px;display:flex;flex-direction:column;gap:16px}
.join h2{font-size:clamp(24px,3vw,36px);line-height:1.5}
.join p{color:#C9D1D8;max-width:36em}

.page-head{padding-top:clamp(56px,7vw,104px);padding-bottom:clamp(36px,4.5vw,64px);display:flex;flex-direction:column;gap:22px}
.page-head h1{font-weight:900;font-size:clamp(32px,4.4vw,54px);line-height:1.3}
.page-head h1::after{content:"";display:block;width:58px;height:4px;margin-top:22px;border-radius:2px;background:linear-gradient(90deg,var(--accent) 0 34px,transparent 34px 40px,var(--anti) 40px 58px)}
.page-lead{max-width:44em;color:var(--ink2)}
.prose{max-width:42em;display:flex;flex-direction:column;gap:1.1em;line-height:2}
.prose h3,.prose h4{margin-top:.8em;font-size:18px}
.prose ul,.prose ol{margin:0;padding-left:1.4em}
.prose img{border-radius:10px}
.toc,.years{display:flex;flex-wrap:wrap;gap:8px 8px;padding-top:6px}
.toc a,.years a{display:inline-flex;align-items:center;min-height:40px;padding:0 14px;border-radius:6px;border:1px solid var(--line2);background:var(--surface);color:var(--ink2);text-decoration:none;font-size:13.5px;font-weight:500;font-variant-numeric:tabular-nums}
.toc a:hover,.years a:hover{border-color:var(--ink);color:var(--ink)}
.topics{padding-bottom:112px;display:flex;flex-direction:column}
.topic{padding:64px 0;border-top:1px solid var(--line);display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.5fr);gap:24px 72px;scroll-margin-top:24px}
.topic:first-child{border-top-color:var(--ink)}
.topic-group{margin:0;padding-top:56px;border-top:1px solid var(--ink);font-family:var(--head);font-weight:700;font-size:clamp(18px,1.8vw,21px);color:var(--accent-ink);letter-spacing:.06em;display:flex;align-items:center;gap:14px}
.topic-group::after{content:"";flex:1;height:1px;background:color-mix(in srgb,var(--accent) 35%,#fff)}
.topic.grouped.first{border-top:0;padding-top:32px}
.topic.grouped{margin-left:clamp(0px,2vw,24px);padding-left:clamp(0px,2vw,24px);border-left:2px solid color-mix(in srgb,var(--accent) 25%,#fff)}
.topic-head{display:flex;flex-direction:column;gap:16px}
.topic-body{display:flex;flex-direction:column;gap:24px}
.topic h2{font-size:clamp(22px,2.3vw,27px)}
.topic-sum{font-size:15px;color:var(--ink2);line-height:1.95}
.topic-img{border-radius:12px}
@media (max-width:860px){.topic{grid-template-columns:minmax(0,1fr)}}

.groups{display:flex;flex-direction:column;gap:64px;padding-bottom:112px}
.group h2{font-size:20px;padding-bottom:14px;border-bottom:1px solid var(--ink);margin-bottom:28px}
.people{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));gap:36px 24px}
@media (max-width:640px){.people{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 16px}.people .avatar{width:84px;height:84px}.people .avatar-i{font-size:26px}}
.person{display:flex;flex-direction:column;align-items:flex-start;gap:14px;color:var(--ink);text-decoration:none}
a.person:hover .person-name{color:var(--accent-ink);text-decoration:underline}
.avatar{width:104px;height:104px;border-radius:50%;object-fit:cover;flex:none}
.avatar-i{display:inline-flex;align-items:center;justify-content:center;font-family:var(--head);font-weight:700;font-size:32px;letter-spacing:0}
.person-text{display:flex;flex-direction:column;line-height:1.55;min-width:0;gap:2px}
.person-name{font-weight:700;font-size:16px}
.person-role{font-size:13px;color:var(--muted)}
.person-topic{font-size:12.5px;color:var(--ink2);line-height:1.6;margin-top:4px}
.alumni{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.alumni li{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1.4fr) minmax(0,1fr);gap:4px 24px;padding:14px 0;border-bottom:1px solid var(--line);font-size:15px}
.alumni-name{font-weight:700}.alumni-role,.alumni-period{color:var(--muted)}
.alumni-period{font-variant-numeric:tabular-nums}
@media (max-width:640px){.alumni li{grid-template-columns:minmax(0,1fr)}}

.pi-head{flex-direction:row;flex-wrap:wrap;align-items:center;gap:32px 56px}
.pi-head h1::after{display:none}
.avatar-xl{width:200px;height:200px;font-size:64px}
.pi-text{flex:1 1 420px;display:flex;flex-direction:column;gap:12px}
.pi-title{color:var(--muted);font-size:17px}
.pi-tagline{font-family:var(--head);font-weight:700;font-size:clamp(17px,1.8vw,20px);color:var(--ink);letter-spacing:.04em}
.pi-links{list-style:none;margin:6px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.pi-links a{display:inline-flex;align-items:center;min-height:38px;padding:0 14px;border:1px solid var(--line2);border-radius:6px;background:var(--surface);color:var(--ink2);text-decoration:none;font-size:13.5px;font-weight:500}
.pi-links a:hover{border-color:var(--ink);color:var(--ink)}
.cvs{display:flex;flex-direction:column;gap:64px;padding-bottom:112px}
.cv h2{font-size:20px;padding-bottom:14px;border-bottom:1px solid var(--ink)}
.timeline{list-style:none;margin:0;padding:0}
.timeline li{display:grid;grid-template-columns:180px minmax(0,1fr);gap:4px 32px;padding:20px 0;border-bottom:1px solid var(--line)}
.period{font-variant-numeric:tabular-nums;color:var(--muted);font-size:14px;padding-top:1px;letter-spacing:.02em}
.tl-body{display:flex;flex-direction:column;gap:2px}
.tl-title{font-weight:700}
.tl-org{color:var(--ink2);font-size:14.5px}
.tl-note{color:var(--muted);font-size:13.5px}
@media (max-width:640px){.timeline li{grid-template-columns:minmax(0,1fr)}}

.year{padding-bottom:48px;scroll-margin-top:16px}
.year h2{font-size:22px;font-variant-numeric:tabular-nums;padding:8px 0 14px}
.year:last-child{padding-bottom:112px}
.year .publist,.talks{border-top:1px solid var(--ink)}
.talks{list-style:none;margin:0;padding:0}
.talk{padding:22px 0;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:6px}
.talk-authors{font-size:14px;color:var(--ink2)}
.talk-authors strong{color:var(--ink)}
.mark{margin-right:2px}
.talk-title{font-weight:700;font-size:16px;line-height:1.65}
.talk-meta{display:flex;flex-wrap:wrap;gap:2px 16px;font-size:13.5px;color:var(--muted)}
.talk-event{color:var(--ink2);font-weight:500}
.award a,.award{font-size:13.5px;font-weight:700}
.award::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--anti);margin-right:8px;vertical-align:middle}

.article{max-width:800px;padding-top:clamp(48px,6vw,96px);padding-bottom:112px;display:flex;flex-direction:column;gap:24px}
.article h1{font-weight:900;font-size:clamp(28px,3.6vw,42px);line-height:1.45}
.article-meta{display:flex;flex-wrap:wrap;gap:6px 16px;align-items:baseline;color:var(--muted);font-size:14px}
.article-img{border-radius:12px;width:100%}
.crumb{display:flex;flex-wrap:wrap;gap:4px 10px;font-size:13px;color:var(--muted);margin-bottom:-8px}
.crumb a{color:var(--muted);text-decoration:none}.crumb a:hover{color:var(--accent-ink);text-decoration:underline}
.prose figure{margin:.6em 0}
.prose figure img{border-radius:10px;margin:0;width:100%;max-height:640px;object-fit:contain;background:var(--surface)}
.prose figcaption{font-size:13px;color:var(--muted);padding-top:8px}
.article .prose{max-width:none}
.pager{display:grid;grid-template-columns:1fr 1fr;gap:16px;padding-top:32px;border-top:1px solid var(--ink);margin-top:24px}
.pager a{display:flex;flex-direction:column;gap:2px;padding:4px 0;color:var(--ink);text-decoration:none;font-weight:700;font-size:15px;line-height:1.65}
.pager a span{font-weight:400;font-size:12.5px;color:var(--muted)}
.pager a:hover{color:var(--accent-ink)}
.pager .newer{text-align:right}
@media (max-width:640px){.pager{grid-template-columns:minmax(0,1fr)}.pager .newer{text-align:left}}
.back{font-size:14.5px;font-weight:500}

.tracks{display:flex;flex-direction:column}
.rsec{padding-top:56px;padding-bottom:16px;display:flex;flex-direction:column;gap:24px}
.rsec>h2{font-size:clamp(20px,2.2vw,24px);padding-bottom:14px;border-bottom:1px solid var(--ink)}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.gallery figure{margin:0}
.gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:10px;background:var(--surface)}
.gallery figcaption{font-size:13px;color:var(--muted);padding-top:8px}
.awards{list-style:none;margin:0;padding:0}
.awards li{display:grid;grid-template-columns:90px minmax(0,1fr);gap:4px 20px;padding:18px 0;border-bottom:1px solid var(--line)}
.aw-date{font-variant-numeric:tabular-nums;color:var(--muted);font-size:14px;padding-top:1px}
.aw-body{display:flex;flex-direction:column;gap:2px}
.aw-name{font-weight:700}
.aw-name::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--anti);margin-right:10px;vertical-align:middle}
.aw-who{font-size:14.5px;color:var(--ink2)}
.aw-event{font-size:13.5px;color:var(--muted)}
.aw-sec .awards{border-top:1px solid var(--ink)}
.faq{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:18px 40px 18px 0;font-weight:700;position:relative;min-height:44px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:8px;top:26px;width:9px;height:9px;border-right:2px solid var(--ink2);border-bottom:2px solid var(--ink2);transform:rotate(45deg);transition:transform .15s}
.faq details[open] summary::after{transform:rotate(-135deg);top:30px}
.faq details .prose{padding:0 0 20px;color:var(--ink2)}
.related{margin-top:4px;padding:18px 20px;background:var(--surface);border:1px solid var(--line);border-radius:10px;max-width:42em}
.related-h{font-size:13px;font-weight:700;color:var(--accent-ink);letter-spacing:.06em;margin-bottom:8px}
.related ul{margin:0;padding-left:1.2em;display:flex;flex-direction:column;gap:6px;font-size:14px;line-height:1.7}
.directions{display:flex;flex-direction:column;gap:12px;max-width:920px}
.directions h2{font-size:20px}
.tools{list-style:none;margin:0 0 112px;padding:0;border-top:1px solid var(--ink)}
.tool{padding:22px 0;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:8px}
.tool-name{font-weight:700;font-size:17px}
.ticon{display:block;width:72px;height:48px;flex:none}
.ticon .i-jit{transform-box:fill-box;animation:jit var(--dur,3s) cubic-bezier(.45,.05,.55,.95) infinite alternate}
@keyframes jit{from{transform:translateX(calc(var(--dx,3px) * -1))}to{transform:translateX(var(--dx,3px))}}
@media (prefers-reduced-motion:reduce){.ticon .i-jit{animation:none}}
.theme .ticon{margin-bottom:2px}
.topic-head .ticon{width:84px;height:56px}
.talk-kind{padding-bottom:24px}
.kind-h{font-size:clamp(22px,2.4vw,28px);padding:24px 0 8px}
.talk-kind+.talk-kind{border-top:1px solid var(--line);margin-top:24px}
.kind-note{color:var(--ink2);font-size:14.5px;max-width:44em;padding-bottom:12px}
.pi-more{padding-top:8px}
.cv-compact h2{font-size:17px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.clist{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:40px}
.clist li{display:flex;flex-direction:column;gap:0;padding:9px 0;border-bottom:1px solid var(--line);line-height:1.6}
.c-name{font-size:14px;font-weight:500;color:var(--ink)}
.c-meta{font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums}
.c-meta .sep{margin:0 2px}
.c-meta .dash{margin:0}
@media (max-width:700px){.clist{grid-template-columns:minmax(0,1fr)}}
.cv-fold summary{list-style:none;cursor:pointer;display:flex;align-items:baseline;gap:12px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.cv-fold summary::-webkit-details-marker{display:none}
.cv-fold summary h2{border:0;padding:0}
.cv-fold summary .cnt{font-size:13px;color:var(--muted)}
.cv-fold summary::after{content:"";width:8px;height:8px;border-right:1.5px solid var(--ink2);border-bottom:1.5px solid var(--ink2);transform:rotate(45deg);margin-left:auto;align-self:center;transition:transform .15s}
.cv-fold[open] summary::after{transform:rotate(-135deg)}
.cv-fold summary:hover h2{color:var(--accent-ink)}
.tracks .rtrack{padding:48px 0;border-top:1px solid var(--line);display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.5fr);gap:16px 72px;margin:0}
.tracks .rtrack:first-child{border-top-color:var(--ink)}
.tracks .rtrack h2{font-size:clamp(18px,2vw,22px);grid-row:span 2}
.tracks .rtrack .prose,.tracks .rtrack .track-link{grid-column:2}
@media (max-width:860px){.tracks .rtrack .prose,.tracks .rtrack .track-link{grid-column:1}.tracks .rtrack h2{grid-row:auto}}
.track-link{font-weight:700;font-size:14.5px}
@media (max-width:860px){.tracks .rtrack{grid-template-columns:minmax(0,1fr)}}
.contact{padding-bottom:112px;display:flex;flex-direction:column;gap:32px}
.contact.compact{padding-top:24px}
.contact h2{font-size:22px}
.contact-list{margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:0 48px;max-width:920px;border-top:1px solid var(--ink)}
.contact-list div{padding:18px 0;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:2px}
.contact-list dt{font-size:12.5px;color:var(--muted)}
.contact-list dd{margin:0;font-weight:500}

.site-footer{border-top:1px solid var(--line);background:var(--surface);padding-top:56px}
.foot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:28px 48px;padding-bottom:40px;font-size:13.5px;color:var(--ink2)}
.foot-brand,.foot-col{display:flex;flex-direction:column;gap:4px}
.foot-name{font-family:var(--head);font-weight:700;font-size:17px;color:var(--ink);letter-spacing:.08em}
.foot-h{font-size:12px;color:var(--muted)}
.foot-bottom{position:relative;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;padding-top:20px;padding-bottom:32px;font-size:12.5px;color:var(--muted)}
.foot-bottom::before{content:"";position:absolute;top:0;left:var(--gut);right:var(--gut);border-top:1px solid var(--line)}
/* ---- 手作りの研究室サイトらしい見た目（罫線と文字を中心に） ---- */
:root{--ground:#FFFFFF;--surface:#FFFFFF;--ink:#1D2328;--ink2:#3A4248;--muted:#687076;--line:#DDE0E3;--line2:#C4C9CD}
body{font-size:15.5px;line-height:1.85;letter-spacing:.01em;background:#fff}
h1,h2,h3,h4,h5{font-family:var(--body);letter-spacing:.02em}
.wrap{max-width:1080px}
.site-header{background:#fff;border-bottom:0}
.header-in{min-height:0;padding-top:22px;padding-bottom:14px;align-items:flex-end;flex-wrap:wrap}
.brand{gap:10px}
.brand-name{font-family:var(--body);font-size:23px;letter-spacing:.08em}
.brand-sub{font-size:12px;letter-spacing:.06em}
.header-meta{display:flex;flex-direction:column;align-items:flex-end;gap:2px;font-size:12.5px;color:var(--muted);text-align:right}
.header-meta .nav-lang{color:var(--accent-ink);font-size:13px}
.gnav{border-top:2px solid var(--ink);border-bottom:1px solid var(--line);background:#fff}
.gnav-in{display:flex;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:thin}
.gnav a{flex:none;padding:10px 15px;color:var(--ink);text-decoration:none;font-size:14px;border-right:1px solid var(--line);white-space:nowrap}
.gnav a:first-child{border-left:1px solid var(--line)}
.gnav a:hover{background:#F2F4F5;color:var(--ink)}
.gnav a[aria-current=page]{font-weight:700;box-shadow:inset 0 -3px 0 var(--accent)}
.nav,.nav-mobile{display:none!important}
@media (max-width:700px){.header-aff{display:none}.gnav a{padding:10px 12px}}
.page-head{padding-top:36px;padding-bottom:22px;gap:14px}
.page-head h1{font-size:clamp(23px,2.8vw,28px);font-weight:700;padding-bottom:10px;border-bottom:2px solid var(--ink)}
.page-head h1::after{display:none}
.toc,.years{gap:6px 0}
.toc a,.years a{min-height:0;padding:0 12px 0 0;margin-right:12px;border:0;border-right:1px solid var(--line);border-radius:0;background:none;color:var(--accent-ink);text-decoration:underline;font-weight:400;font-size:14px}
.toc a:last-child,.years a:last-child{border-right:0}
.btn{border-radius:3px;min-height:40px;padding:0 18px;font-size:14px;font-weight:500}
.btn-line{background:#fff;border-color:var(--line2)}
.home{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:40px 48px;padding-top:30px;padding-bottom:64px}
@media (max-width:900px){.home{grid-template-columns:minmax(0,1fr)}}
.intro-title{font-size:clamp(19px,2.2vw,24px);font-weight:700;line-height:1.6;letter-spacing:.03em}
.intro-lead{margin-top:10px;color:var(--ink2)}
.intro .track{margin:22px 0 0;padding:12px 12px 2px;border:1px solid var(--line);max-width:none}

.intro .track figcaption{justify-content:flex-start;text-align:left;padding:8px 2px 8px;font-size:13px;color:var(--ink2)}
.track svg.compact .flbl{font-size:14px}
.intro .track svg.compact{height:auto;overflow:hidden}
.hsec{margin-top:44px}
.hsec>h2,.side-box>h2{font-size:16.5px;font-weight:700;padding:0 0 7px;margin-bottom:4px;border-bottom:2px solid var(--ink)}
.more{margin-top:10px;font-size:14px;text-align:right}
.home .newsrows,.home .publist{border-top:0}
.news-row{grid-template-columns:100px minmax(0,1fr);padding:10px 0}
.news-row-main{flex-direction:row;flex-wrap:wrap;gap:2px 12px;align-items:baseline}
.news-row .news-title{font-size:15px;font-weight:400;color:var(--accent-ink);text-decoration:underline;text-underline-offset:.2em;text-decoration-thickness:1px}
.news-row:hover .news-title{color:var(--ink)}
.cat{font-size:12px;color:var(--muted);padding:0;border:0;background:none;border-radius:0}
.tlist{list-style:none;margin:0;padding:0}
.tlist li{border-bottom:1px solid var(--line)}
.tlist a{display:grid;grid-template-columns:56px minmax(0,1fr);gap:14px;padding:12px 0;color:var(--ink);text-decoration:none;align-items:start}
.tlist .ticon{width:56px;height:38px;margin-top:3px}
.tl-text{display:flex;flex-direction:column;gap:2px}
.tl-text b{color:var(--accent-ink);text-decoration:underline;text-underline-offset:.2em;text-decoration-thickness:1px}
.tl-text span{font-size:14px;color:var(--ink2);line-height:1.75}
.tlist a:hover b{color:var(--ink)}
.tlist .tl-group{border-bottom:0;padding:14px 0 0;font-size:13px;font-weight:700;color:var(--muted)}
.home .pub{padding:11px 0}
.home .pub-title{font-size:15px}
.home-side{display:flex;flex-direction:column;gap:28px}
.side-photo{margin:0}
.side-photo img{width:100%;aspect-ratio:4/3;object-fit:cover}
.side-photo figcaption{font-size:12.5px;color:var(--muted);padding-top:6px;line-height:1.6}
.side-box p{font-size:14px;line-height:1.8;margin-top:8px;color:var(--ink2)}
.side-box.recruit{border:1px solid var(--line2);padding:14px 16px;background:#FAFAF8}
.side-box.recruit>h2{border-bottom:1px solid var(--line2)}
.publist,.talks{border-top:1px solid var(--line2)}
.topic{padding:40px 0}
.topic-group{border-top:2px solid var(--ink);color:var(--ink);font-family:var(--body);font-size:18px;padding-top:26px}
.topic-group::after{display:none}
.topic.grouped{margin-left:0;padding-left:0;border-left:0}
.topic.grouped.first{padding-top:20px}
.related{background:none;border:0;border-left:3px solid var(--line2);border-radius:0;padding:2px 0 2px 16px}
.related-h{color:var(--ink2);letter-spacing:.02em}
.group h2,.cv h2,.rsec>h2,.contact h2{border-bottom:2px solid var(--ink)}
.roster{list-style:none;margin:0;padding:0}
.roster li{display:grid;grid-template-columns:72px minmax(0,1fr);gap:16px;padding:12px 0;border-bottom:1px solid var(--line);align-items:center}
.roster li.no-photo{grid-template-columns:minmax(0,1fr)}
.r-photo{width:72px;height:72px;object-fit:cover}
.r-text{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr) minmax(0,1.7fr);gap:2px 24px;align-items:baseline}
.r-name{font-weight:700}
.r-en{display:block;font-weight:400;font-size:12.5px;color:var(--muted)}
.r-role,.r-topic{font-size:14px;color:var(--ink2)}
@media (max-width:700px){.r-text{grid-template-columns:minmax(0,1fr)}}
.groups{gap:40px}
.group h2{margin-bottom:0}
.news-media,.prose img,.prose figure img,.article-img,.gallery img,.topic-img,.avatar{border-radius:2px}
.news-media{border-color:var(--line)}
.pager a{border-radius:2px}
.badge{border-radius:2px}
.faq details{border-bottom-color:var(--line)}
.site-footer{background:#F3F4F5;border-top:1px solid var(--line);padding-top:22px}
.foot-in{padding-bottom:22px;font-size:13px;color:var(--ink2);display:flex;flex-direction:column;gap:3px}
.foot-in b{color:var(--ink)}
.foot-small{color:var(--muted);font-size:12px;margin-top:6px}
/* ---- 洗練：端末の書体・均等なメニュー・細い罫線と下線 ---- */
:root{--body:"Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic Medium","YuGothic","Yu Gothic","Noto Sans JP",Meiryo,sans-serif;--ink:#22272B;--ink2:#41494F;--muted:#70777D;--line:#E3E5E7;--line2:#CDD1D4}
body{font-size:15px;line-height:1.9;letter-spacing:.02em;color:var(--ink);font-feature-settings:"palt" 0}
h1,h2,h3,h4,h5{font-weight:600;letter-spacing:.04em}
a{text-decoration-thickness:1px;text-underline-offset:.28em;text-decoration-color:color-mix(in srgb,currentColor 38%,transparent);transition:text-decoration-color .15s,color .15s}
a:hover{text-decoration-color:currentColor;color:var(--accent-ink)}
.wrap{max-width:1040px}
.header-in{padding-top:26px;padding-bottom:16px}
.brand-name{font-size:22px;font-weight:600;letter-spacing:.12em}
.brand-sub{font-size:11.5px;letter-spacing:.1em;color:var(--muted)}
.header-meta{font-size:12px;gap:4px}
.gnav{border-top:1px solid var(--ink);border-bottom:1px solid var(--line2)}
.gnav-in{padding-left:0;padding-right:0}
.gnav a{padding:12px 14px;font-size:13.5px;letter-spacing:.06em;color:var(--ink2)}
.gnav a[aria-current=page]{color:var(--ink);font-weight:600;box-shadow:inset 0 -2px 0 var(--ink)}
@media (min-width:1000px){.gnav-in{max-width:1040px;margin:0 auto;padding-left:var(--gut);padding-right:var(--gut)}.gnav a{flex:1 1 auto;text-align:center}}
@media (max-width:999px){.gnav-in{padding-left:var(--gut);padding-right:var(--gut)}}
.page-head{padding-top:44px;padding-bottom:26px}
.page-head h1{font-size:clamp(22px,2.6vw,26px);font-weight:600;letter-spacing:.08em;border-bottom:1px solid var(--ink);padding-bottom:12px}
.home{grid-template-columns:minmax(0,1fr) 280px;gap:40px 56px;padding-top:40px;padding-bottom:72px}
@media (max-width:900px){.home{grid-template-columns:minmax(0,1fr);gap:8px}.home-side{margin-top:32px}}
.intro-title{font-size:clamp(18px,2vw,22px);font-weight:600;line-height:1.7;letter-spacing:.06em}
.intro-lead{margin-top:12px;font-size:15px;color:var(--ink2);line-height:1.95}
.intro .track{margin:26px 0 0;padding:10px 0;border:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.hsec{margin-top:52px}
.hsec>h2,.side-box>h2{font-size:15px;font-weight:600;letter-spacing:.1em;padding:0 0 9px;margin-bottom:2px;border-bottom:1px solid var(--ink)}
.more{margin-top:12px;font-size:13.5px}
.news-row{grid-template-columns:96px minmax(0,1fr);padding:12px 0;border-bottom:0}
.newsrows li{border-bottom:1px solid var(--line)}
.news-row time{font-size:13px;color:var(--muted);letter-spacing:.04em}
.news-row .news-title{font-size:14.5px;color:var(--ink);text-decoration-color:color-mix(in srgb,var(--ink) 25%,transparent)}
.news-row:hover .news-title{color:var(--accent-ink);text-decoration-color:currentColor}
.cat{font-size:11.5px;letter-spacing:.06em}
.tlist a{padding:16px 0;gap:16px}
.tl-text b{font-weight:600;color:var(--ink);text-decoration:none}
.tlist a:hover b{color:var(--accent-ink)}
.tl-text span{font-size:13.5px;color:var(--ink2)}
.tlist .tl-group{padding:18px 0 0;font-size:12px;letter-spacing:.08em;font-weight:600}
.home .pub-title{font-size:14.5px;font-weight:600}
.pub-title a{text-decoration:none}
.home-side{gap:34px}
.side-photo figcaption{font-size:12px}
.side-box p{font-size:13.5px;margin-top:10px}
.side-box.recruit{background:#F7F8F8;border:0;padding:16px 18px 18px}
.side-box.recruit>h2{border-bottom-color:var(--ink)}
.side-links{list-style:none;margin:10px 0 0;padding:0;font-size:13.5px;display:flex;flex-direction:column;gap:4px}
.group h2,.cv h2,.rsec>h2,.contact h2,.year h2,.kind-h{font-weight:600;letter-spacing:.08em;border-bottom:1px solid var(--ink)}
.year h2{font-size:18px;border-bottom:0;padding-bottom:6px}
.topic h2{font-weight:600;letter-spacing:.06em}
.topic-group{border-top:1px solid var(--ink);font-weight:600;letter-spacing:.08em}
.roster li{padding:14px 0}
.r-name{font-weight:600}
.site-footer{background:#F5F6F6;padding-top:30px}
.foot-in{gap:0;font-size:12.5px;line-height:1.85}
.foot-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px 40px}
.foot-lab b{font-size:14px;letter-spacing:.1em}
.foot-small{margin-top:18px;padding-top:12px;border-top:1px solid var(--line);font-size:11.5px}
/* ---- 派手な版（設定で切り替え） ---- */
.vivid{--hero:color-mix(in srgb,var(--accent) 78%,#071433);--hero-line:rgba(255,255,255,.16)}
.vivid .gnav{background:var(--hero);border:0}
.vivid .gnav a{color:rgba(255,255,255,.86);border-color:var(--hero-line)}
.vivid .gnav a:hover{background:rgba(255,255,255,.08);color:#fff}
.vivid .gnav a[aria-current=page]{color:#fff;box-shadow:inset 0 -3px 0 var(--anti)}
.hero-v{background:var(--hero);color:#fff;padding-top:clamp(40px,6vw,76px);overflow:hidden;border-top:1px solid var(--hero-line)}
.hero-v-in{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:40px 64px;align-items:center}
@media (max-width:860px){.hero-v-in{grid-template-columns:minmax(0,1fr)}}
.hv-title{font-size:clamp(26px,3.9vw,46px);font-weight:700;line-height:1.45;letter-spacing:.04em;color:#fff;word-break:keep-all;overflow-wrap:normal}
.hv-lead{margin-top:20px;color:rgba(255,255,255,.86);font-size:15px;line-height:2;max-width:34em}
.hv-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hv-btn{display:inline-flex;align-items:center;min-height:46px;padding:0 22px;background:#fff;color:var(--hero);font-weight:700;font-size:14.5px;letter-spacing:.06em;text-decoration:none;border-radius:2px;transition:background-color .15s,color .15s}
.hv-btn.ghost{background:transparent;color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.6)}
.hv-btn:hover{background:var(--anti);color:#fff;box-shadow:none;text-decoration:none}
.hv-photos{position:relative;height:clamp(250px,30vw,370px)}
.hv-photos a{position:absolute;display:block;background:#fff;padding:7px 7px 7px;box-shadow:0 22px 44px rgba(0,0,0,.35);transition:transform .35s cubic-bezier(.2,.7,.2,1)}
.hv-photos img{display:block;width:100%;aspect-ratio:4/3;height:auto;object-fit:cover}
.hv-photos a:nth-child(1){width:60%;left:0;top:10%;z-index:2}
.hv-photos a:nth-child(2){width:50%;right:2%;top:0;z-index:1}
.hv-photos a:nth-child(3){width:48%;right:10%;bottom:0;z-index:3}
.hv-photos.n1 a:nth-child(1){width:86%;left:7%}
.hv-photos a:hover{transform:rotate(0) scale(1.04);z-index:5}
@media (prefers-reduced-motion:reduce){.hv-photos a{transition:none}}
@media (max-width:860px){.hv-photos{height:68vw;max-height:360px}}
.hero-v .track{max-width:1600px;margin:clamp(28px,4vw,52px) auto 0;padding-bottom:18px}
.hero-v .rna.self{stroke:rgba(255,255,255,.55)}
.hero-v .rna.te{stroke:#FF9A52}
.hero-v .blob{fill:rgba(255,255,255,.14);stroke:#fff;stroke-width:1.8}
.hero-v .pirna,.hero-v .bp,.hero-v .cut line{stroke:#fff}
.hero-v .flbl{fill:rgba(255,255,255,.78)}
.hero-v .flbl.strong,.hero-v .flbl.cut-l{fill:#fff}
.hero-v .flbl.te-l{fill:#FFB27E}
.vivid .home{padding-top:48px}
.vivid .hsec:first-child{margin-top:0}
.vivid .hsec>h2,.vivid .side-box>h2{display:flex;align-items:center;gap:10px;font-size:17px;border-bottom-width:2px}
.vivid .hsec>h2::before,.vivid .side-box>h2::before{content:"";width:11px;height:11px;background:var(--anti);flex:none}
.vivid .tlist a{grid-template-columns:84px minmax(0,1fr);gap:18px;padding:18px 0}
.vivid .tlist .ticon{width:84px;height:56px;margin-top:0}
.vivid .tl-text b{font-size:16px}
.vivid .tlist .tl-group{color:var(--anti);font-size:12.5px}
.vivid .side-box.recruit{background:var(--hero);color:#fff}
.vivid .side-box.recruit>h2{color:#fff;border-bottom-color:rgba(255,255,255,.5)}
.vivid .side-box.recruit p{color:rgba(255,255,255,.86)}
.vivid .side-box.recruit a{color:#fff}
.vivid .page-head{position:relative;background:var(--hero);color:#fff;box-shadow:0 0 0 100vmax var(--hero);clip-path:inset(0 -100vmax);margin-bottom:40px;padding-top:40px;padding-bottom:34px}
.vivid .page-head h1{color:#fff;border-bottom:1px solid rgba(255,255,255,.4)}
.vivid .page-lead,.vivid .page-head .pi-title,.vivid .page-head .prose{color:rgba(255,255,255,.88)}
.vivid .page-head .pi-tagline{color:#fff}
.vivid .page-head a{color:#fff}
.vivid .page-head .toc a,.vivid .page-head .years a{color:#fff;border-right-color:rgba(255,255,255,.3)}
.vivid .page-head .pi-links a{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.vivid .page-head .pub-legend{color:rgba(255,255,255,.8)}
.vivid .page-head .mk{color:#FFB27E}
.vivid .site-footer{background:var(--hero);border-top:0;color:rgba(255,255,255,.82)}
.vivid .foot-in{color:rgba(255,255,255,.82)}
.vivid .foot-in b{color:#fff}
.vivid .site-footer a{color:#fff}
.vivid .foot-small{border-top-color:rgba(255,255,255,.2);color:rgba(255,255,255,.6)}
/* ---- 目につくトップ：研究テーマのパネルと論文の紹介 ---- */
.bighead{display:flex;align-items:center;gap:12px;font-size:clamp(20px,2.4vw,26px);font-weight:700;letter-spacing:.08em;margin-bottom:22px}
.bighead::before{content:"";width:14px;height:14px;background:var(--anti);flex:none}
.tpanels{padding:clamp(48px,6vw,80px) 0 clamp(36px,4vw,56px);background:#fff}
.tp-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
@media (max-width:860px){.tp-grid{grid-template-columns:minmax(0,1fr)}}
.tp{padding:22px 26px 10px;border-top:5px solid var(--anti);background:#FFF3EA}
.tp-1{border-top-color:var(--accent);background:color-mix(in srgb,var(--accent) 8%,#fff)}
.tp-label{font-size:13px;font-weight:700;letter-spacing:.1em;color:#A6470A;margin-bottom:6px}
.tp-1 .tp-label{color:var(--accent-ink)}
.tp ul{list-style:none;margin:0;padding:0}
.tp li+li{border-top:1px solid rgba(0,0,0,.08)}
.tp a{display:grid;grid-template-columns:104px minmax(0,1fr);gap:18px;align-items:center;padding:18px 0;color:var(--ink);text-decoration:none}
.tp-icon{display:flex;align-items:center;justify-content:center;width:104px;height:80px;background:#fff;border-radius:2px}
.tp-icon .ticon{width:90px;height:60px}
.tp-text{display:flex;flex-direction:column;gap:4px}
.tp-text b{font-size:17.5px;font-weight:700;letter-spacing:.04em;line-height:1.5}
.tp-text span{font-size:13.5px;color:var(--ink2);line-height:1.8}
.tp a:hover b{color:var(--accent-ink);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:.25em}
@media (max-width:520px){.tp a{grid-template-columns:76px minmax(0,1fr);gap:14px}.tp-icon{width:76px;height:60px}.tp-icon .ticon{width:66px;height:44px}}
.tpanels .more{margin-top:14px}
.feature{background:var(--hero,#1b3a8a);color:#fff;padding:clamp(40px,5vw,64px) 0}
.feature-in{display:grid;grid-template-columns:minmax(0,260px) minmax(0,1fr);gap:28px 52px;align-items:center}
@media (max-width:700px){.feature-in{grid-template-columns:minmax(0,1fr)}.feature-img{max-width:240px}}
.feature-img{display:block;background:#fff;padding:8px;box-shadow:0 24px 48px rgba(0,0,0,.35);transform:rotate(-2deg);transition:transform .3s}
.feature-img:hover{transform:rotate(0)}
.feature-img img{display:block;width:100%;height:auto}
.feature-label{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.14em;color:#fff;background:var(--anti);padding:3px 10px}
.feature-title{margin-top:14px;font-size:clamp(19px,2.2vw,26px);font-weight:700;line-height:1.5;letter-spacing:.02em;color:#fff}
.feature-meta{margin-top:8px;font-size:14px;color:rgba(255,255,255,.75);font-style:italic}
.feature-desc{margin-top:14px;font-size:15px;line-height:2;color:rgba(255,255,255,.9);max-width:44em}
.feature-links{list-style:none;margin:18px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px 24px;font-size:14px}
.feature-links a{color:#fff;font-weight:700}
.vivid .home{padding-top:clamp(44px,5vw,64px)}
.vivid .side-box.recruit{background:var(--anti)}
.vivid .side-box.recruit>h2::before{background:#fff}
.hsec-news .newsrows li:last-child{border-bottom:1px solid var(--line)}
/* ---- 開いたとき・スクロールしたときの動き ---- */
.hv-line{display:block}
@keyframes rise{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
@keyframes dropIn{from{opacity:0;transform:translateY(-26px) rotate(calc(var(--rot) * 3))}to{opacity:1;transform:rotate(var(--rot))}}
@keyframes bob{from{transform:translateY(3px)}to{transform:translateY(-5px)}}
.hv-line{animation:rise .9s cubic-bezier(.2,.7,.2,1) both;animation-delay:calc(var(--i) * 140ms + 80ms)}
.hv-lead{animation:rise .9s cubic-bezier(.2,.7,.2,1) both;animation-delay:420ms}
.hv-actions{animation:rise .9s cubic-bezier(.2,.7,.2,1) both;animation-delay:560ms}
.hv-photos a{transform:rotate(var(--rot));animation:dropIn .95s cubic-bezier(.2,.7,.2,1) backwards}
.hv-photos a:nth-child(1){--rot:-4deg;animation-delay:650ms}
.hv-photos a:nth-child(2){--rot:3.5deg;animation-delay:820ms}
.hv-photos a:nth-child(3){--rot:-1.5deg;animation-delay:990ms}
.hv-photos.n1 a:nth-child(1){--rot:-2deg}
.hv-photos a:hover{transform:rotate(0) scale(1.04)}
.track .bob{transform-box:fill-box;animation:bob 2.6s ease-in-out infinite alternate;animation-delay:var(--b,1500ms)}
.rv .reveal{opacity:0;transform:translateY(26px);transition:opacity .85s ease,transform .85s cubic-bezier(.2,.7,.2,1);transition-delay:var(--rd,0ms)}
.rv .reveal.in{opacity:1;transform:none}
.rv .tp .tp-icon{opacity:0;transform:scale(.7);transition:opacity .6s ease,transform .7s cubic-bezier(.3,1.4,.5,1);transition-delay:calc(var(--rd,0ms) + 380ms)}
.rv .tp li+li .tp-icon{transition-delay:calc(var(--rd,0ms) + 560ms)}
.rv .tp.in .tp-icon{opacity:1;transform:none}
.rv .feature-in .feature-img{transform:rotate(-9deg) translateY(16px);transition:transform 1s cubic-bezier(.2,.7,.2,1) .2s}
.rv .feature-in.in .feature-img{transform:rotate(-2deg)}
.rv .feature-in.in .feature-img:hover{transform:rotate(0)}
@media (prefers-reduced-motion:reduce){.hv-line,.hv-lead,.hv-actions,.hv-photos a,.track .bob{animation:none}}
/* ---- トップ以外のページの動き ---- */
.rv .page-head h1{animation:rise .8s cubic-bezier(.2,.7,.2,1) both .05s}
.rv .page-head .page-lead,.rv .page-head .toc,.rv .page-head .years,.rv .page-head .pub-legend,.rv .page-head .pi-title,.rv .page-head .pi-tagline,.rv .page-head .pi-links{animation:rise .8s cubic-bezier(.2,.7,.2,1) both .22s}
@keyframes popIn{from{opacity:0;transform:scale(.85)}to{opacity:1;transform:none}}
.rv .pi-head .avatar-xl{animation:popIn .8s cubic-bezier(.3,1.3,.5,1) both .1s}
.rv .article .crumb,.rv .article-meta{animation:rise .7s cubic-bezier(.2,.7,.2,1) both .05s}
.rv .article h1{animation:rise .8s cubic-bezier(.2,.7,.2,1) both .15s}
.rv .topic .ticon{opacity:0;transform:scale(.7);transition:opacity .6s ease,transform .7s cubic-bezier(.3,1.4,.5,1);transition-delay:.35s}
.rv .topic.in .ticon{opacity:1;transform:none}
.rv .gallery figure.reveal{transform:translateY(26px) scale(.97)}
.rv .gallery figure.reveal.in{transform:none}
/* ---- ポップに：漂う piRNA、波の下端、丸み、色の札 ---- */
.vivid{--hero:color-mix(in srgb,var(--accent) 92%,#0a1a4a);--pop-y:#FFC94D}
.hero-v{position:relative;isolation:isolate;padding-bottom:0}
.floaters{position:absolute;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.fl{position:absolute;height:7px;border-radius:999px;animation:drift var(--fd,8s) ease-in-out infinite alternate}
@keyframes drift{from{transform:translate(0,0) rotate(-6deg)}to{transform:translate(var(--fx,10px),var(--fy,-8px)) rotate(6deg)}}
.hero-v-in{grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);align-items:center;padding-bottom:clamp(36px,5vw,64px)}
@media (max-width:860px){.hero-v-in{grid-template-columns:minmax(0,1fr)}}
.hv-title{font-weight:800}
.hv-title .hl{font-style:normal;color:var(--pop-y);position:relative}
.hv-fig{background:rgba(9,22,70,.35);border:1px solid rgba(255,255,255,.2);border-radius:22px;padding:18px 14px 10px;backdrop-filter:blur(6px);animation:rise .9s cubic-bezier(.2,.7,.2,1) both .5s}
.hv-fig .track{margin:0;padding:0}
.hv-fig svg.compact{overflow:hidden}
.hero-v .hv-fig .rna.te{stroke:#FF9A52}
.hero-v .hv-fig .flbl{font-size:14px}
.hv-wave{display:block;width:100%;height:46px;margin-top:-1px}
.hv-btn{border-radius:999px;padding:0 26px;min-height:48px}
.hv-btn:not(.ghost){background:var(--pop-y);color:#1b2240}
.hv-btn:not(.ghost):hover{background:#fff;color:var(--hero)}
.hv-btn.ghost{box-shadow:inset 0 0 0 2px rgba(255,255,255,.75)}
.hv-btn.ghost:hover{background:var(--anti);box-shadow:none}
.vivid .tpanels{padding-top:clamp(28px,4vw,48px)}
.vivid .tp{border-top:0;border-radius:18px;background:#FFE9D6;padding:24px 26px 12px;box-shadow:0 1px 0 rgba(0,0,0,.04)}
.vivid .tp-1{background:#DFE8FF}
.vivid .tp-label{display:inline-block;background:var(--anti);color:#fff;border-radius:999px;padding:3px 12px;font-size:12.5px;margin-bottom:10px}
.vivid .tp-1 .tp-label{background:var(--accent)}
.vivid .tp li+li{border-top:2px dashed rgba(0,0,0,.08)}
.vivid .tp a{transition:transform .25s cubic-bezier(.2,.7,.2,1)}
.vivid .tp a:hover{transform:translateX(4px)}
.vivid .tp-icon{border-radius:16px;box-shadow:0 6px 16px rgba(20,40,90,.12)}
.vivid .bighead::before,.vivid .hsec>h2::before,.vivid .side-box>h2::before{border-radius:50%}
.vivid .feature{background:linear-gradient(0deg,var(--hero),var(--hero))}
.vivid .feature-label{background:var(--pop-y);color:#1b2240;border-radius:999px;padding:3px 12px}
.vivid .feature-img{border-radius:6px}
.vivid .side-box.recruit{border-radius:18px;padding:20px 22px 22px}
.vivid .side-box.recruit>h2::before{background:var(--pop-y)}
.ncards2{list-style:none;margin:6px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
@media (max-width:700px){.ncards2{grid-template-columns:minmax(0,1fr)}}
.ncards2 a{display:flex;flex-direction:column;gap:8px;color:var(--ink);text-decoration:none;padding-top:12px}
.nc-img{display:block;aspect-ratio:4/3;border-radius:14px;overflow:hidden;background:#F1F3F6;transition:transform .3s cubic-bezier(.2,.7,.2,1),box-shadow .3s}
.nc-img img{width:100%;height:100%;object-fit:cover}
.nc-img .news-ph{display:flex;height:100%;align-items:center;justify-content:center}
.ncards2 a:hover .nc-img{transform:translateY(-4px) rotate(-1deg);box-shadow:0 12px 24px rgba(20,40,90,.16)}
.nc-meta{display:flex;flex-wrap:wrap;gap:6px 10px;align-items:center;font-size:12.5px;color:var(--muted)}
.nc-title{font-weight:600;font-size:14.5px;line-height:1.65}
.ncards2 a:hover .nc-title{color:var(--accent-ink)}
.tag{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.04em;padding:1px 9px;border-radius:999px;color:#fff;background:#8A94A0}
.t-ev{background:#E07A1F}.t-cf{background:#2F6BD8}.t-lb{background:#2E9C6A}.t-mb{background:#9A5BD0}.t-pp{background:#D23B54}
@media (prefers-reduced-motion:reduce){.fl,.hv-fig{animation:none}}
.hv-fig .track svg,.intro .track svg.compact{height:auto!important}
@media (max-width:860px){.floaters{top:auto;bottom:30px;height:200px}.fl{opacity:.75}}
.vivid .roster li{grid-template-columns:96px minmax(0,1fr)}
.vivid .roster li.no-photo{grid-template-columns:minmax(0,1fr)}
.vivid .r-photo{width:96px;height:96px;border-radius:16px}
.feature-meta{font-size:13px;line-height:1.7}
.r-ph{display:block;background:#EEF1F4}
.vivid .r-ph{background:linear-gradient(135deg,#EEF2FA,#F6F2EC)}
.r-init{display:flex;align-items:center;justify-content:center;font-weight:700;font-size:26px;letter-spacing:0;line-height:1}
.vivid .r-init{font-size:32px}
/* ---- 読みやすさ：太めのメニュー帯、青地の白文字を太く・大きく ---- */
.header-labs{display:block;font-size:11.5px;color:var(--muted);line-height:1.6;margin-top:2px}
@media (max-width:700px){.header-labs{display:none}}
.gnav a{padding:15px 18px;font-size:15px;font-weight:500;letter-spacing:.08em}
@media (max-width:999px){.gnav a{padding:14px 14px;font-size:14.5px}}
.vivid .gnav a{color:#fff;font-weight:600}
.vivid .gnav a[aria-current=page]{box-shadow:inset 0 -4px 0 var(--anti)}
.hv-lead{font-size:16.5px;font-weight:500;color:#fff;line-height:2}
.hv-btn{font-size:15.5px}
.hero-v .flbl{fill:#fff;font-weight:600}
.hero-v .flbl.te-l{fill:#FFC28F}
.vivid .page-head h1{font-weight:700}
.vivid .page-lead,.vivid .page-head .pi-title,.vivid .page-head .prose,.vivid .page-head .pub-legend{color:#fff;font-weight:500;font-size:15.5px}
.vivid .page-head .toc a,.vivid .page-head .years a{font-weight:600;font-size:14.5px}
.feature-desc{color:#fff;font-weight:500;font-size:16px}
.feature-meta{color:rgba(255,255,255,.92);font-size:13.5px}
.feature-links{font-size:15px}
.vivid .side-box.recruit p{color:#fff;font-weight:500;font-size:14.5px}
.vivid .side-box.recruit a{font-weight:700}
.vivid .site-footer,.vivid .foot-in{color:#fff;font-size:14px;font-weight:500}
.vivid .foot-small{color:rgba(255,255,255,.85);font-size:12.5px}
.vivid .tp-label,.vivid .feature-label,.tag{font-size:13px}
/* ---- 発表予定と招待講演の札 ---- */
.badge.inv{background:#FFE7D3;color:#9A4300}
.year.upcoming{padding:22px 24px 8px;margin:0 0 36px;background:#FFF6EE;border-radius:14px}
.year.upcoming h2{color:#9A4300}
.year.upcoming .talks{border-top-color:rgba(154,67,0,.35)}
.talk-when{font-size:14px;font-weight:700;color:#9A4300}
.up-list{list-style:none;margin:8px 0 0;padding:0;display:flex;flex-direction:column;gap:10px}
.up-list li{display:flex;flex-direction:column;gap:2px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.up-date{font-size:12.5px;font-weight:700;color:#9A4300}
.up-title{font-size:14px;font-weight:600;line-height:1.6}
.up-event{font-size:12.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:6px;align-items:center}
/* ---- PI紹介の中の講義（2列） ---- */
.lect-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:30px 44px;margin-top:6px}
@media (max-width:700px){.lect-grid{grid-template-columns:minmax(0,1fr)}}
.lect-col h3{font-size:15px;font-weight:700;letter-spacing:.06em;padding:14px 0 8px;border-bottom:1px solid var(--line2)}
.llist{list-style:none;margin:0;padding:0}
.llist li{display:flex;flex-direction:column;gap:1px;padding:10px 0;border-bottom:1px solid var(--line)}
.l-title{font-size:14.5px;font-weight:600}
.l-meta{font-size:12.5px;color:var(--muted)}
.l-meta .sep{margin:0 2px}
.l-note{font-size:12.5px;color:var(--ink2)}
/* ---- スマホのメニュー：スライドせず全部見えるタイル ---- */
@media (max-width:760px){
  .gnav-in{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));overflow:visible;padding-left:0;padding-right:0}
  .gnav a{padding:12px 2px;font-size:13px;letter-spacing:0;text-align:center;border-right:1px solid var(--line);border-bottom:1px solid var(--line);border-left:0!important}
  .gnav a:nth-child(4n){border-right:0}
  .vivid .gnav a{border-right-color:var(--hero-line);border-bottom-color:var(--hero-line)}
  .vivid .gnav a[aria-current=page]{box-shadow:inset 0 -3px 0 var(--anti);background:rgba(255,255,255,.08)}
}
@media (max-width:340px){.gnav-in{grid-template-columns:repeat(3,minmax(0,1fr))}.gnav a:nth-child(4n){border-right:1px solid var(--line)}.gnav a:nth-child(3n){border-right:0}}
.access-map{margin:8px 0 0;max-width:860px}
.access-map a{display:block;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}
.access-map img{display:block;width:100%;height:auto}
.access-map figcaption{font-size:12.5px;color:var(--muted);padding-top:8px}
@media print{.site-header,.site-footer,.gnav{display:none}}