:root{--light:#C5D9F0;--blue:#2C70B1;--navy:#17345C;--ink:#102743;--muted:#63758c;--line:#E0E8F1;--cloud:#F7F9FC;--white:#FFFFFF;--shadow:0 18px 60px rgba(26,64,107,.055);--radius:22px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cloud);color:var(--ink);font-family:Inter,"Segoe UI",Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #4b92ce;outline-offset:4px}::selection{background:#c5d9f0;color:#17345c}.container{width:min(1220px,calc(100% - 64px));margin:0 auto}.skip-link{position:absolute;top:-99px;left:20px;padding:12px 20px;background:var(--navy);color:white;z-index:100}.skip-link:focus{top:10px}.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
/* Header */
.site-header{height:92px;background:rgba(255,255,255,.95);border-bottom:1px solid #EAF0F6;position:relative;z-index:10}.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:13px;min-width:max-content}.brand-mark{width:42px;height:42px;display:block;flex:0 0 auto;border-radius:8px}.brand-type{display:flex;flex-direction:column;gap:2px}.brand-type strong{letter-spacing:.04em;font-weight:850;font-size:18px;line-height:1.1}.brand-type strong span{font-weight:650}.brand-type small{letter-spacing:.19em;font-size:8px;color:#788da5;font-weight:750}.main-nav{display:flex;align-items:center;gap:7px}.nav-link{font-size:13px;font-weight:680;padding:13px 16px;border-radius:8px;color:#697b91;transition:.18s}.nav-link:hover,.nav-link.is-active{color:var(--navy);background:#EFF5FB}.nav-cta{font-size:12px;font-weight:780;border:1px solid var(--navy);padding:13px 17px;border-radius:8px;margin-left:14px;color:var(--navy);transition:.18s}.nav-cta:hover{color:white;background:var(--navy)}.nav-cta span{margin-left:9px;font-size:14px}.menu-toggle{display:none;background:transparent;border:none;padding:8px}.menu-toggle span{display:block;width:24px;height:2px;background:var(--navy);margin:5px}
/* Banner geometric pattern / the three colors mirror the existing workshop banner */
.hero-section{padding-top:34px}.hero-frame,.page-banner{border-radius:22px;background:#fff;border:1px solid #E8EDF5;overflow:hidden;position:relative;box-shadow:var(--shadow)}.hero-frame{min-height:625px;display:flex;align-items:center;justify-content:center;padding:86px 40px 99px}.geometric-pattern{position:absolute;top:0;height:100%;width:25%;pointer-events:none;overflow:hidden}.pattern-left{left:0}.pattern-right{right:0}.facet{position:absolute;inset:0;display:block}.pattern-left .facet-1{background:var(--light);clip-path:polygon(0 0,80% 0,0 47%)}.pattern-left .facet-2{background:var(--blue);clip-path:polygon(0 17%,78% 53%,0 85%)}.pattern-left .facet-3{background:var(--navy);clip-path:polygon(0 62%,100% 100%,0 100%)}.pattern-right .facet-1{background:var(--navy);clip-path:polygon(0 0,100% 0,100% 63%)}.pattern-right .facet-2{background:var(--blue);clip-path:polygon(100% 20%,25% 57%,100% 88%)}.pattern-right .facet-3{background:var(--light);clip-path:polygon(100% 65%,0 100%,100% 100%)}.hero-content{position:relative;z-index:1;text-align:center;max-width:810px;width:100%;padding:0 15px}.eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--blue);font-size:10px;font-weight:850;letter-spacing:.22em;white-space:nowrap}.eyebrow-dot{width:7px;height:7px;background:var(--blue);display:inline-block;border-radius:100%}.hero-year{color:#7595bb;font-size:25px;letter-spacing:.4em;font-weight:760;margin:33px 0 -5px;line-height:1.3}.hero-content h1{font-size:clamp(43px,6.5vw,83px);font-weight:850;letter-spacing:-.055em;line-height:1.12;color:var(--navy);margin:16px 0 17px;white-space:nowrap}.hero-period,.title-dot{color:var(--blue)}.hero-rule{height:3px;width:70px;background:var(--blue);margin:0 auto 22px;border-radius:3px}.hero-subtitle{font-size:19px;font-weight:750;color:#2D527E;margin:0 0 14px;letter-spacing:-.02em}.hero-description{font-size:14px;color:#687d94;line-height:1.82;margin:0 auto;max-width:530px}.hero-actions{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:35px}.button{display:inline-flex;align-items:center;justify-content:center;gap:16px;border-radius:9px;font-weight:760;font-size:12px;padding:16px 19px;white-space:nowrap;transition:transform .2s,background .2s,box-shadow .2s}.button:hover{transform:translateY(-2px)}.button svg{width:17px;height:17px}.button-primary{color:white;background:var(--navy);box-shadow:0 10px 22px rgba(23,52,92,.12)}.button-primary:hover{background:#254f83}.button-secondary{color:var(--navy);border:1px solid #D7E2F1;background:rgba(255,255,255,.75)}.button-secondary:hover{background:#f0f6fe}.hero-corner{position:absolute;font-size:10px;letter-spacing:.2em;color:#7E9AB8;font-weight:850;z-index:1}.hero-corner-top{right:30px;top:26px}.hero-corner-bottom{left:31px;bottom:27px}
/* Home cards */
.sessions-section{padding-top:90px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:32px;margin-bottom:29px}.section-kicker{font-size:10px;letter-spacing:.19em;font-weight:850;color:var(--blue);margin:0 0 13px}.section-heading h2,.how-card h2,.archive-header h2{font-size:clamp(26px,3vw,37px);font-weight:840;letter-spacing:-.05em;line-height:1.18;color:var(--navy);margin:0}.section-heading>p{max-width:320px;font-size:12px;line-height:1.75;color:#72859a;margin:0 0 2px}.session-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.session-card{min-height:390px;border-radius:20px;padding:30px 32px;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden;position:relative;isolation:isolate;transition:transform .24s,box-shadow .24s}.session-card:hover{transform:translateY(-5px);box-shadow:0 20px 44px rgba(27,57,97,.14)}.session-card::after{content:"";position:absolute;inset:auto -22% -58% 34%;border:1px solid rgba(255,255,255,.23);border-radius:100%;width:520px;height:520px;z-index:-1}.session-card::before{content:"";position:absolute;inset:auto -17% -68% 49%;border:1px solid rgba(255,255,255,.18);border-radius:100%;width:490px;height:490px;z-index:-1}.session-card-poster{background:linear-gradient(135deg,#3f85c3,#24629f);color:#fff}.session-card-oral{background:linear-gradient(135deg,#214774,#102a4b);color:#fff}.session-card-top{display:flex;justify-content:space-between;align-items:center}.session-index{font-size:10px;letter-spacing:.2em;font-weight:780;opacity:.82}.session-arrow{font-size:24px;font-weight:300;border-radius:50%;width:36px;height:36px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.33);transition:transform .2s}.session-card:hover .session-arrow{transform:translate(3px,-3px)}.session-icon{position:absolute;top:72px;right:34px;width:122px;height:122px;opacity:.58;transform:rotate(-8deg)}.session-icon svg{width:100%;height:100%}.session-meta{font-size:9px;font-weight:850;letter-spacing:.12em;opacity:.83;display:flex;align-items:center;gap:10px}.meta-line{display:inline-block;width:23px;height:1px;background:currentColor;opacity:.8}.session-card h3{font-size:clamp(37px,4vw,53px);letter-spacing:-.055em;line-height:1.03;font-weight:840;margin:13px 0 12px}.session-card h3 span{display:block}.session-card p{font-size:12px;line-height:1.68;color:rgba(255,255,255,.78);max-width:320px;margin:0 0 22px}.session-cta{font-size:12px;font-weight:760;display:inline-flex;align-items:center;gap:16px;border-bottom:1px solid rgba(255,255,255,.62);padding-bottom:7px}.session-cta span{font-size:17px}
/* Guidance + institutions */
.how-section{padding-top:60px}.how-card{border:1px solid var(--line);background:#fff;border-radius:19px;min-height:170px;display:flex;align-items:center;gap:28px;padding:33px 37px}.how-icon{flex:0 0 68px;height:68px;background:#eaf2fa;color:var(--blue);display:grid;place-items:center;border-radius:18px}.how-icon svg{width:42px;height:42px}.how-card>div:nth-child(2){flex:1}.how-card .section-kicker{margin-bottom:8px}.how-card h2{font-size:24px;margin-bottom:9px}.how-card p:last-child{font-size:12px;color:#7a8ca1;line-height:1.65;margin:0;max-width:600px}.text-link{font-size:12px;font-weight:800;color:var(--blue);white-space:nowrap;border-bottom:1px solid #7cadd4;padding-bottom:7px}.text-link span{margin-left:7px}.institutions{padding-top:83px;padding-bottom:93px}.institution-heading{margin-bottom:29px}.institution-heading h2{font-size:24px}.institution-row{background:#fff;border:1px solid var(--line);border-radius:15px;padding:26px 25px;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));align-items:center;gap:10px}.institution{min-height:61px;text-align:center;display:flex;align-items:center;justify-content:center;flex-direction:column;color:#4c657f;gap:4px;border-right:1px solid #E9EFF6}.institution:last-child{border:0}.institution strong{letter-spacing:-.04em;font-size:20px;color:#426180;line-height:1.1}.institution small{font-size:8px;letter-spacing:.09em;font-weight:760;color:#879ab1}.institution-utokyo strong{font-size:24px}.institution-keio strong{letter-spacing:.06em;font-family:Georgia,serif}.institution-tsukuba strong{font-size:19px;letter-spacing:.02em}.institution-science strong{font-size:20px;letter-spacing:-.065em}
/* Session listings */
.listing-main{padding-top:30px}.breadcrumbs{display:flex;align-items:center;gap:10px;font-size:11px;font-weight:700;color:#8192a6;margin:0 0 23px}.breadcrumbs a:hover{color:var(--blue)}.breadcrumbs span:last-child{color:var(--navy)}.page-banner{height:298px;display:flex;align-items:center;justify-content:center}.page-banner .geometric-pattern{width:24%}.page-banner-inner{text-align:center;position:relative;z-index:2;padding:0 20px}.page-banner .eyebrow{font-size:9px}.page-banner h1{font-size:clamp(40px,5.6vw,66px);letter-spacing:-.055em;font-weight:840;color:var(--navy);margin:15px 0 6px;line-height:1.14}.page-banner h1 em{font-style:normal;color:var(--blue)}.page-banner p{margin:0;font-size:13px;color:#71869e}.page-banner-count{margin:24px auto 0;display:inline-flex;align-items:baseline;gap:9px;color:var(--navy)}.page-banner-count strong{font-size:24px;line-height:1}.page-banner-count span{font-size:9px;color:#7a92ab;letter-spacing:.16em;font-weight:800}.archive-section{padding:58px 0 90px}.archive-header{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:27px}.archive-header h2{font-size:30px}.archive-header>p{font-size:12px;color:#7c8da2;margin:0 0 3px}.toolbar{display:flex;gap:12px;margin-bottom:18px}.search-field,.filter-field{background:white;border:1px solid #dfe8f1;border-radius:10px;height:52px;display:flex;align-items:center;box-shadow:0 4px 15px rgba(24,64,103,.02)}.search-field{padding:0 16px;flex:1;gap:11px}.search-field:focus-within,.filter-field:focus-within{border-color:#6b9fcf}.search-field svg{width:20px;height:20px;color:#91a4b8;flex:0 0 auto}.search-field input{border:0;outline:0;width:100%;height:100%;color:var(--ink);font-size:12px;background:transparent;min-width:0}.search-field input::placeholder{color:#95a5b5}.filter-field{min-width:245px;position:relative}.filter-field select{width:100%;height:100%;padding:0 42px 0 15px;font-size:12px;color:#456280;font-weight:700;border:none;background:transparent;cursor:pointer;outline:0;appearance:none}.filter-field::after{content:"";position:absolute;right:18px;top:20px;border-right:2px solid #6d8bac;border-bottom:2px solid #6d8bac;width:8px;height:8px;transform:rotate(45deg);pointer-events:none}.results-bar{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:0 0 17px}.results-bar p{font-size:11px;color:#6c8299;font-weight:740;margin:0}.status-key{font-size:10px;color:#91a1b3;display:flex;align-items:center;gap:7px}.status-key i,.status-dot{width:6px;height:6px;background:#24aa85;display:inline-block;border-radius:50%}.status-key i.pending-dot{margin-left:9px;background:#a8b5c6}.presentation-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.presentation-card{background:white;border:1px solid var(--line);border-radius:16px;min-height:243px;padding:24px 25px 19px;display:flex;flex-direction:column;justify-content:space-between;transition:border-color .2s,box-shadow .2s,transform .2s}.presentation-card:hover{border-color:#aac8e4;box-shadow:0 13px 32px rgba(38,79,122,.08);transform:translateY(-2px)}.presentation-top{display:flex;justify-content:space-between;align-items:center;gap:10px}.presentation-id{font-size:10px;font-weight:880;letter-spacing:.15em;color:#6c94bf;background:#edf5fc;border:1px solid #dfeefa;border-radius:6px;padding:7px 10px}.presentation-status{font-size:10px;font-weight:740;display:inline-flex;align-items:center;gap:7px}.presentation-status.is-pending{color:#97a7b7}.presentation-status.is-pending .status-dot{background:#a8b5c6}.presentation-status.is-ready{color:#188b6c}.presentation-label{font-size:9px;font-weight:850;letter-spacing:.16em;color:#8b9fb3;margin:0 0 7px}.presentation-name{font-size:22px;color:var(--navy);line-height:1.2;letter-spacing:-.035em;margin:0 0 8px;font-weight:790}.presentation-title{margin:0;line-height:1.65;font-size:12px;color:#4f6480}.presentation-title.is-placeholder{font-style:italic;color:#a2afbf}.presentation-bottom{border-top:1px solid #ebeff5;padding-top:16px;margin-top:20px;display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}.presentation-affiliation{font-size:11px;color:#6b8197;font-weight:710;display:inline-flex;align-items:center;gap:7px}.affiliation-icon{color:var(--blue);font-size:12px}.upload-pending{font-size:10px;color:#a2afbd;white-space:nowrap}.presentation-actions{display:flex;gap:8px}.presentation-actions a{border-radius:6px;padding:8px 10px;font-size:10px;font-weight:790;display:inline-flex;align-items:center;gap:7px}.pdf-view{background:#eaf3fb;color:var(--blue)}.pdf-download{background:var(--navy);color:white}.presentation-actions a span{font-size:12px}.presentation-actions a:hover{filter:brightness(.93)}.no-results{padding:55px 20px;text-align:center;border:1px dashed #bfcfdf;background:white;border-radius:14px}.no-results[hidden]{display:none}.no-results>span{font-size:43px;color:#aac0d5}.no-results h3{margin:3px 0;font-size:20px;color:var(--navy)}.no-results p{font-size:12px;color:var(--muted)}.no-results button{border:none;color:white;background:var(--navy);border-radius:7px;padding:10px 17px;font-size:12px;font-weight:700}.archive-note{border-radius:12px;border:1px solid #dbe9f5;background:#eff6fc;display:flex;align-items:start;gap:13px;padding:18px 20px;margin-top:22px;color:var(--blue)}.archive-note>span{font-size:17px;line-height:1}.archive-note p{font-size:11px;color:#5c7997;line-height:1.7;margin:0}.next-session{margin-top:48px;padding:24px 27px;border-top:1px solid #dfe7ef;border-bottom:1px solid #dfe7ef;display:flex;justify-content:space-between;align-items:center;gap:20px}.next-session>span{display:flex;flex-direction:column;gap:4px}.next-session small{font-size:9px;letter-spacing:.17em;font-weight:820;color:#7d9ab8}.next-session strong{color:var(--navy);font-size:22px;letter-spacing:-.03em}
/* Footer */
.site-footer{background:var(--navy);color:white}.footer-inner{min-height:112px;display:flex;align-items:center;justify-content:space-between;gap:20px}.footer-inner>div{display:flex;flex-direction:column;gap:6px}.footer-inner strong{font-size:16px;letter-spacing:-.02em}.footer-inner span{font-size:10px;letter-spacing:.08em;color:#91b1d2}.footer-inner p{font-size:11px;color:#adc1d8}.footer-inner>a{font-size:11px;color:#c1d9f0;font-weight:730}
@media(max-width:1050px){.geometric-pattern{width:23%}.hero-frame{min-height:580px}.hero-content h1{font-size:clamp(42px,6vw,68px)}.hero-description{max-width:470px}.institution-row{padding:24px 8px}.institution strong{font-size:16px!important}.institution small{font-size:7px}.nav-link{padding:12px 10px}.nav-cta{margin-left:4px}}
.archive-note[hidden]{display:none}
@media(max-width:760px){.container{width:min(100% - 32px,600px)}.site-header{height:73px}.brand-mark{width:36px;height:36px}.brand-type strong{font-size:16px}.brand-type small{font-size:7px}.menu-toggle{display:block}.main-nav{position:absolute;top:72px;left:0;right:0;background:white;display:none;flex-direction:column;align-items:stretch;box-shadow:0 16px 25px rgba(24,53,88,.13);padding:12px 16px 20px;border-top:1px solid #f0f4f8}.main-nav.is-open{display:flex}.nav-link,.nav-cta{margin:0;font-size:13px;padding:14px 15px}.hero-section{padding-top:16px}.hero-frame{min-height:560px;padding:78px 11px 90px;border-radius:15px}.geometric-pattern{width:22%;opacity:.62}.hero-content{padding:0 4px}.hero-content .eyebrow{font-size:8px;letter-spacing:.12em}.hero-year{font-size:19px;margin-top:30px;letter-spacing:.32em}.hero-content h1{font-size:clamp(35px,7.4vw,55px);letter-spacing:-.06em}.hero-description{font-size:12px;max-width:345px}.hero-subtitle{font-size:16px}.hero-actions{flex-direction:column;gap:10px;margin-top:27px}.hero-actions .button{width:min(270px,100%)}.hero-corner{font-size:8px}.hero-corner-top{right:15px;top:15px}.hero-corner-bottom{left:15px;bottom:18px}.sessions-section{padding-top:64px}.section-heading{align-items:start;flex-direction:column;gap:9px}.section-heading>p{font-size:12px}.session-grid{grid-template-columns:1fr;gap:13px}.session-card{min-height:350px;padding:26px}.session-card h3{font-size:45px}.session-icon{top:64px}.how-section{padding-top:36px}.how-card{flex-direction:column;align-items:flex-start;gap:18px;padding:27px}.how-card h2{font-size:22px}.institutions{padding-top:64px;padding-bottom:60px}.institution-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:0;padding:12px 9px}.institution{padding:20px 9px;border-bottom:1px solid #edf1f6;min-height:85px}.institution:nth-child(even){border-right:0}.institution:nth-last-child(-n+1){border-bottom:0;grid-column:1 / -1}.institution small{font-size:8px}.footer-inner{flex-wrap:wrap;padding:30px 0;gap:16px}.footer-inner p{display:none}.listing-main{padding-top:18px}.breadcrumbs{margin-bottom:17px}.page-banner{height:273px;border-radius:15px}.page-banner .geometric-pattern{width:22%;opacity:.62}.page-banner .eyebrow{font-size:8px;letter-spacing:.12em}.page-banner h1{font-size:clamp(37px,8vw,51px)}.page-banner p{font-size:11px;max-width:260px;line-height:1.55;margin:auto}.archive-section{padding:46px 0 75px}.archive-header{flex-direction:column;align-items:start;gap:10px}.archive-header h2{font-size:27px}.toolbar{flex-direction:column;gap:9px}.search-field,.filter-field{min-width:0;width:100%;height:52px}.results-bar{flex-wrap:wrap;gap:10px}.presentation-grid{grid-template-columns:1fr;gap:12px}.presentation-card{min-height:231px}.next-session{padding:22px 0}.next-session strong{font-size:19px}.next-session .button{font-size:10px;padding:13px}}
@media(max-width:390px){.hero-content h1{font-size:35px}.hero-content .eyebrow{font-size:7px}.page-banner h1{font-size:36px}.page-banner .eyebrow{font-size:7px}.geometric-pattern{opacity:.48}.presentation-bottom{align-items:flex-start;flex-direction:column}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}