.pf{--pf-ink:#0f1a3a;--pf-body:#3b4565;--pf-muted:#5e6886;--pf-line:#e4e7f0;--pf-canvas:#f7f8fc;--pf-surface:#fff;--pf-brand:#f0442b;--pf-brand-text:#cf3a20;--pf-grad:linear-gradient(135deg, #ff7a45 0%, #f0442b 52%, #e3335c 100%);--pf-indigo:#4f46e5;--pf-teal:#12a57f;--pf-amber:#d97706;--pf-radius:22px;--pf-shadow:0 1px 2px #0f1a3a0a, 0 10px 28px #0f1a3a0f;--pf-shadow-lg:0 24px 60px #0f1a3a1f;--pf-ease:cubic-bezier(.22, 1, .36, 1);--pf-header:76px;min-height:100vh;color:var(--pf-body);background:var(--pf-surface);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:16px;line-height:1.65;overflow-x:clip}.pf:lang(ja){font-family:Noto Sans JP,Inter,ui-sans-serif,system-ui,sans-serif;line-height:1.8}.pf *{box-sizing:border-box}.pf h1,.pf h2,.pf h3,.pf h4{color:var(--pf-ink);letter-spacing:-.025em;text-wrap:balance;margin:0;line-height:1.15}.pf:lang(ja) :is(h1,h2,h3,h4){letter-spacing:0;line-height:1.4}:where(.pf) p{margin:0}:where(.pf) a{color:inherit;text-decoration:none}.pf :is(a,button,summary):focus-visible{outline-offset:3px;border-radius:10px;outline:3px solid #f0442b73}.pf-svg{flex:none;width:1.1em;height:1.1em}.pf-wrap{width:min(1180px,100% - 2*clamp(1rem,4vw,2rem));margin-inline:auto}.pf-skip{z-index:50;color:#fff;background:var(--pf-ink);border-radius:10px;padding:.6rem 1rem;position:absolute;top:-100px;left:1rem}.pf-skip:focus{top:1rem}.pf main:focus,.pf section:focus{outline:none}.pf-eyebrow{color:var(--pf-brand-text);letter-spacing:.14em;text-transform:uppercase;align-items:center;gap:.6rem;font-size:.78rem;font-weight:800;display:inline-flex}.pf:lang(ja) .pf-eyebrow{letter-spacing:.04em;font-size:.86rem}.pf-eyebrow span{color:#fff;background:var(--pf-grad);letter-spacing:0;border-radius:999px;place-items:center;min-width:2rem;height:1.6rem;padding:0 .45rem;font-size:.72rem;display:inline-grid}.pf-section{scroll-margin-top:calc(var(--pf-header) + 12px);padding-block:clamp(4rem,8vw,6.5rem)}.pf-band{background:var(--pf-canvas)}.pf-section-heading{align-content:start;gap:.9rem;max-width:46rem;margin-bottom:clamp(1.8rem,4vw,2.8rem);display:grid}.pf-section-heading.pf-center{text-align:center;justify-items:center;margin-inline:auto}.pf-section-heading h2{font-size:clamp(1.9rem,3.6vw,2.8rem);font-weight:800}.pf-kicker{color:var(--pf-muted);letter-spacing:.1em;text-transform:uppercase;font-size:.76rem;font-weight:800}.pf:lang(ja) .pf-kicker{letter-spacing:.03em;font-size:.84rem}.pf-large-copy{color:var(--pf-ink);font-size:clamp(1.12rem,1.8vw,1.32rem);font-weight:500;line-height:1.6}.pf-tags{flex-wrap:wrap;gap:.4rem;display:flex}.pf-tags span{border:1px solid var(--pf-line);color:var(--pf-body);background:#fff;border-radius:999px;padding:.32rem .7rem;font-size:.8rem;font-weight:600;line-height:1.4}.pf-tile{width:2.9rem;height:2.9rem;color:var(--pf-tone,var(--pf-brand));background:color-mix(in srgb, var(--pf-tone,var(--pf-brand)) 12%, #fff);border-radius:14px;flex:none;place-items:center;font-size:1.25rem;display:grid}.pf-tone-coral{--pf-tone:#f0442b}.pf-tone-indigo{--pf-tone:#4f46e5}.pf-tone-teal{--pf-tone:#12a57f}.pf-tone-amber{--pf-tone:#d97706}.pf-button{min-height:50px;transition:transform .25s var(--pf-ease), box-shadow .25s ease, border-color .2s ease, color .2s ease;border:1px solid #0000;border-radius:999px;justify-content:center;align-items:center;gap:.55rem;padding:.75rem 1.35rem;font-size:.96rem;font-weight:700;display:inline-flex}.pf-primary{color:#fff;background:var(--pf-grad);box-shadow:0 12px 26px #f0442b42}.pf-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px #f0442b52}.pf-secondary{border-color:var(--pf-line);color:var(--pf-ink);background:#fff}.pf-secondary:hover{border-color:var(--pf-brand);color:var(--pf-brand-text);transform:translateY(-2px)}.pf-status{width:fit-content;color:var(--pf-amber);background:#fff6e5;border-radius:999px;align-items:center;gap:.35rem;padding:.22rem .6rem;font-size:.74rem;font-weight:800;display:inline-flex}.pf-status:before{content:"";background:currentColor;border-radius:50%;width:.45rem;height:.45rem}.pf-status-published{color:#0b7a5d;background:#e8f8f2}.pf-header{z-index:30;-webkit-backdrop-filter:saturate(1.4)blur(14px);backdrop-filter:saturate(1.4)blur(14px);background:#ffffffd1;border-bottom:1px solid #e4e7f0cc;padding:.7rem 0;position:sticky;top:0}.pf-header-inner{align-items:center;gap:1rem;width:min(1180px,100% - 2*clamp(1rem,4vw,2rem));margin-inline:auto;display:flex;position:relative}.pf-brand{align-items:center;gap:.7rem;display:inline-flex}.pf-brand-mark{color:#fff;background:var(--pf-grad);letter-spacing:.02em;border-radius:12px;place-items:center;width:2.6rem;height:2.6rem;font-size:.92rem;font-weight:800;display:grid;box-shadow:0 8px 18px #f0442b40}.pf-brand-copy{line-height:1.2;display:grid}.pf-brand-copy strong{color:var(--pf-ink);font-size:.98rem}.pf-brand-copy small{color:var(--pf-muted);font-size:.76rem;font-weight:600}.pf-nav{align-items:center;gap:.2rem;margin-left:auto;display:flex}.pf-nav a{color:var(--pf-body);border-radius:999px;padding:.5rem .8rem;font-size:.9rem;font-weight:600;transition:color .2s,background .2s}.pf-nav a:hover{color:var(--pf-ink);background:var(--pf-canvas)}.pf-nav a[aria-current]{color:var(--pf-brand-text);background:#fff1ed}.pf-nav .pf-nav-extra{display:none}.pf-nav .pf-nav-contact{color:#fff;background:var(--pf-ink);margin-left:.3rem}.pf-nav .pf-nav-contact:hover,.pf-nav .pf-nav-contact[aria-current]{color:#fff;background:var(--pf-brand)}.pf-header-tools{align-items:center;gap:.5rem;display:flex}.pf-language{border:1px solid var(--pf-line);background:#fff;border-radius:999px;padding:.2rem;display:inline-flex}.pf-language a{white-space:nowrap;min-width:2.6rem;color:var(--pf-muted);text-align:center;border-radius:999px;padding:.32rem .6rem;font-size:.8rem;font-weight:700}.pf-language a[aria-current]{color:#fff;background:var(--pf-ink)}.pf-menu{border:1px solid var(--pf-line);min-height:42px;color:var(--pf-ink);background:#fff;border-radius:999px;align-items:center;gap:.45rem;padding:.4rem .95rem;font-weight:700;display:none}.pf-menu span{color:var(--pf-brand);font-size:1.1rem;line-height:1}.pf-hero{background:radial-gradient(60rem 30rem at 85% -10%, #f0442b1a, transparent 60%), radial-gradient(40rem 26rem at 0% 110%, #4f46e514, transparent 60%), linear-gradient(180deg, #fff, var(--pf-canvas));scroll-margin-top:var(--pf-header);padding:clamp(3rem,7vw,5.5rem) 0 clamp(2.5rem,5vw,3.5rem);position:relative;overflow:hidden}.pf-hero-grid{grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);align-items:center;gap:clamp(2rem,6vw,5rem);display:grid}.pf-availability{border:1px solid var(--pf-line);color:var(--pf-ink);box-shadow:var(--pf-shadow);letter-spacing:.06em;background:#fff;border-radius:999px;align-items:center;gap:.55rem;padding:.4rem .9rem;font-size:.8rem;font-weight:700;display:inline-flex}.pf-availability i{background:#12a57f;border-radius:50%;width:.55rem;height:.55rem;box-shadow:0 0 0 4px #12a57f2e}.pf-intro{color:var(--pf-muted);letter-spacing:.08em;margin-top:1.4rem;font-size:.9rem;font-weight:700}.pf-hero h1{letter-spacing:-.04em;margin-top:.6rem;font-size:clamp(2.6rem,5.6vw,4.5rem);font-weight:800;line-height:1.04}.pf:lang(ja) .pf-hero h1{letter-spacing:-.01em;font-size:clamp(2.2rem,4.6vw,3.6rem);line-height:1.25}.pf-hero h1 em{background:var(--pf-grad);color:#0000;-webkit-background-clip:text;background-clip:text;font-style:normal;display:block}.pf-role{color:var(--pf-ink);margin-top:1.3rem;font-size:1.05rem;font-weight:700}.pf-lead{max-width:38rem;color:var(--pf-body);margin-top:.8rem;font-size:1.05rem;line-height:1.75}.pf-actions{flex-wrap:wrap;gap:.7rem;margin-top:1.8rem;display:flex}.pf-socials{flex-wrap:wrap;gap:.5rem;margin-top:1.4rem;display:flex}.pf-social{border:1px solid var(--pf-line);min-height:40px;color:var(--pf-body);background:#fff;border-radius:999px;align-items:center;gap:.45rem;padding:.35rem .85rem;font-size:.84rem;font-weight:600;transition:border-color .2s,color .2s;display:inline-flex}.pf-social:hover{border-color:var(--pf-ink);color:var(--pf-ink)}.pf-social .pf-svg:last-child{opacity:.5;width:.8em;height:.8em}.pf-socials-compact{margin-top:0}.pf-socials-compact .pf-social{justify-content:center;width:42px;height:42px;padding:0}.pf-socials-compact .pf-social .pf-svg:last-child{display:none}.pf-hero-visual{justify-self:center;width:min(100%,440px);position:relative}.pf-portrait{border:1px solid var(--pf-line);box-shadow:var(--pf-shadow-lg);aspect-ratio:1/1.08;background:radial-gradient(circle at 50% 38%,#fff 0 30%,#0000 31%),linear-gradient(160deg,#ffe7df 0%,#fff4ee 45%,#eef0ff 100%);border-radius:32px;position:relative;overflow:hidden}.pf-portrait:before{content:"";background:radial-gradient(circle,#0f1a3a12 1px,#0000 1.4px) 0 0/18px 18px;position:absolute;inset:0;-webkit-mask-image:linear-gradient(#000 0%,#0000 70%);mask-image:linear-gradient(#000 0%,#0000 70%)}.pf-portrait img{width:92%;height:auto;position:absolute;bottom:0;left:50%;transform:translate(-50%)}.pf-nameplate{box-shadow:var(--pf-shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffffe0;border:1px solid #ffffffb3;border-radius:18px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.4rem 1rem;padding:.85rem 1rem;display:flex;position:absolute;bottom:1rem;left:1rem;right:1rem}.pf-nameplate>span:first-child{line-height:1.3;display:grid}.pf-nameplate strong{color:var(--pf-ink);font-size:1.02rem}.pf-nameplate small{color:var(--pf-muted);font-size:.82rem}.pf-location{color:var(--pf-body);align-items:center;gap:.4rem;font-size:.84rem;font-weight:600;display:inline-flex}.pf-location i{background:var(--pf-brand);border-radius:50%;width:.5rem;height:.5rem}.pf-floating-note{border:1px solid var(--pf-line);max-width:15.5rem;box-shadow:var(--pf-shadow-lg);background:#fff;border-radius:18px;align-items:center;gap:.7rem;padding:.75rem .9rem;animation:6s ease-in-out infinite pf-float;display:flex;position:absolute;top:1.6rem;left:-2.2rem}.pf-floating-note .pf-tile{width:2.4rem;height:2.4rem;font-size:1.05rem}.pf-floating-note>span:last-child{line-height:1.35;display:grid}.pf-floating-note strong{color:var(--pf-ink);font-size:.86rem}.pf-floating-note small{color:var(--pf-muted);font-size:.76rem}@keyframes pf-float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.pf-metrics{border:1px solid var(--pf-line);border-radius:var(--pf-radius);box-shadow:var(--pf-shadow);background:#fff;grid-template-columns:repeat(4,minmax(0,1fr));margin:clamp(2.5rem,5vw,3.5rem) 0 0;display:grid;overflow:hidden}.pf-metrics>div{gap:.2rem;padding:1.2rem 1.4rem;display:grid}.pf-metrics>div+div{border-left:1px solid var(--pf-line)}.pf-metrics dd{color:var(--pf-ink);letter-spacing:-.02em;margin:0;font-size:clamp(1.35rem,2.6vw,1.85rem);font-weight:800;line-height:1.2}.pf-metrics>div:first-child dd{background:var(--pf-grad);color:#0000;-webkit-background-clip:text;background-clip:text}.pf-metrics dt{color:var(--pf-muted);font-size:.86rem;font-weight:600}.pf-stack{border-block:1px solid var(--pf-line);background:#fff;padding:1.3rem 0}.pf-stack .pf-wrap{flex-wrap:wrap;align-items:center;gap:.8rem 1.4rem;display:flex}.pf-stack p{color:var(--pf-muted);letter-spacing:.1em;text-transform:uppercase;font-size:.8rem;font-weight:800}.pf-stack .pf-wrap>div{flex-wrap:wrap;gap:.5rem;display:flex}.pf-stack span{color:var(--pf-ink);background:var(--pf-canvas);border-radius:10px;padding:.4rem .85rem;font-size:.88rem;font-weight:700}.pf-about{grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:clamp(1.5rem,5vw,4rem);display:grid}.pf-about .pf-section-heading{margin-bottom:0}.pf-about-body{gap:1.1rem;display:grid}.pf-about-body>p:not(.pf-large-copy){color:var(--pf-body);font-size:1rem;line-height:1.8}.pf-about-meta{border-top:1px solid var(--pf-line);flex-wrap:wrap;align-items:center;gap:.8rem 1.2rem;padding-top:1.1rem;display:flex}.pf-country-line{color:var(--pf-indigo);flex-wrap:wrap;align-items:center;gap:.45rem;display:inline-flex}.pf-country-line span{color:var(--pf-ink);background:#eef0ff;border-radius:999px;padding:.25rem .7rem;font-size:.84rem;font-weight:700}.pf-founder-inline{color:var(--pf-brand-text);align-items:center;gap:.45rem;font-size:.92rem;font-weight:700;display:inline-flex}.pf-founder-inline .pf-svg:last-child{width:.8em;height:.8em;transition:transform .25s var(--pf-ease)}.pf-founder-inline:hover .pf-svg:last-child{transform:translate(2px,-2px)}.pf-skills{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;display:grid}.pf-skill{border:1px solid var(--pf-line);border-top:3px solid var(--pf-tone);border-radius:var(--pf-radius);box-shadow:var(--pf-shadow);transition:transform .3s var(--pf-ease), box-shadow .3s ease;background:#fff;align-content:start;gap:1rem;padding:clamp(1.3rem,3vw,1.7rem);display:grid}.pf-skill:hover{box-shadow:0 18px 40px color-mix(in srgb, var(--pf-tone) 14%, transparent);transform:translateY(-3px)}.pf-card-top{align-items:center;gap:.8rem;display:flex}.pf-skill h3{font-size:1.3rem}.pf-additional-skills{border:1px dashed color-mix(in srgb, var(--pf-teal) 40%, var(--pf-line));border-radius:var(--pf-radius);background:#fff;gap:1.2rem;margin-top:1rem;padding:clamp(1.3rem,3vw,1.7rem);display:flex}.pf-additional-skills>div{gap:.55rem;display:grid}.pf-additional-skills h3{font-size:1.2rem}.pf-additional-skills p:not(.pf-kicker){color:var(--pf-body);font-size:.96rem}.pf-timeline{gap:.9rem;margin:0;padding:0 0 0 2rem;list-style:none;display:grid;position:relative}.pf-timeline:before{background:linear-gradient(180deg, var(--pf-brand), color-mix(in srgb, var(--pf-indigo) 50%, transparent));content:"";border-radius:2px;width:2px;position:absolute;top:.6rem;bottom:.6rem;left:.45rem}.pf-timeline>li{position:relative}.pf-timeline>li:before{background:var(--pf-brand);width:.95rem;height:.95rem;box-shadow:0 0 0 1px var(--pf-line);content:"";border:3px solid #fff;border-radius:50%;position:absolute;top:1.65rem;left:-1.95rem}.pf-timeline>li:not(:first-child):before{box-shadow:0 0 0 2px color-mix(in srgb, var(--pf-brand) 55%, transparent);background:#fff}.pf-job{border:1px solid var(--pf-line);border-radius:var(--pf-radius);box-shadow:var(--pf-shadow);background:#fff;transition:border-color .2s,box-shadow .25s}.pf-job[open]{border-color:color-mix(in srgb, var(--pf-brand) 30%, var(--pf-line));box-shadow:0 18px 40px #0f1a3a14}.pf-job summary{cursor:pointer;grid-template-columns:minmax(0,1fr) auto 2.4rem;align-items:center;gap:1rem;padding:1.15rem 1.3rem;list-style:none;display:grid}.pf-job summary::-webkit-details-marker{display:none}.pf-job-title{gap:.15rem;display:grid}.pf-job-company{color:var(--pf-ink);letter-spacing:-.01em;font-size:1.15rem;font-weight:800}.pf-job-role{color:var(--pf-brand-text);font-size:.92rem;font-weight:700}.pf-job-date{color:var(--pf-ink);text-align:right;justify-items:end;font-size:.88rem;font-weight:700;display:grid}.pf-job-date small{color:var(--pf-muted);font-size:.8rem;font-weight:600}.pf-plus{width:2.3rem;height:2.3rem;color:var(--pf-ink);background:var(--pf-canvas);transition:transform .3s var(--pf-ease), background .2s ease;border-radius:50%;place-items:center;display:grid}.pf-job[open] .pf-plus{color:#fff;background:var(--pf-brand);transform:rotate(45deg)}.pf-job-body{gap:.9rem;padding:0 1.3rem 1.3rem;display:grid}.pf-job-body>p{border-top:1px solid var(--pf-line);color:var(--pf-ink);padding-top:1rem;font-weight:600}.pf-job-body ul{gap:.45rem;margin:0;padding:0;list-style:none;display:grid}.pf-job-body li{color:var(--pf-body);padding-left:1.3rem;font-size:.96rem;position:relative}.pf-job-body li:before{background:var(--pf-brand);content:"";border-radius:2px;width:.45rem;height:.45rem;position:absolute;top:.7em;left:.2rem;transform:rotate(45deg)}.pf-project-toolbar{flex-wrap:wrap;justify-content:space-between;align-items:end;gap:1rem 2rem;margin-top:-1rem;display:flex}.pf-section-intro{max-width:40rem;color:var(--pf-body);font-size:1rem}.pf-filters{border:1px solid var(--pf-line);background:#fff;border-radius:999px;padding:.25rem;display:inline-flex}.pf-filters button{min-height:40px;color:var(--pf-body);background:0 0;border:0;border-radius:999px;padding:.4rem 1rem;font-size:.88rem;font-weight:700;transition:color .2s,background .2s}.pf-filters button[aria-pressed=true]{color:#fff;background:var(--pf-ink)}.pf-results{color:var(--pf-muted);margin:1.1rem 0 1rem;font-size:.86rem;font-weight:600}.pf-project-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;display:grid}.pf-project{border:1px solid var(--pf-line);border-radius:var(--pf-radius);box-shadow:var(--pf-shadow);transition:transform .3s var(--pf-ease), box-shadow .3s ease, border-color .2s ease;background:#fff;align-content:start;gap:1rem;padding:clamp(1.2rem,3vw,1.6rem);display:grid}.pf-project:hover{border-color:color-mix(in srgb, var(--pf-brand) 30%, var(--pf-line));transform:translateY(-3px);box-shadow:0 20px 44px #0f1a3a1a}.pf-project-research:hover{border-color:color-mix(in srgb, var(--pf-indigo) 35%, var(--pf-line))}.pf-project-top{flex-wrap:wrap;align-items:center;gap:.6rem .8rem;display:flex}.pf-project-category{color:var(--pf-muted);letter-spacing:.08em;text-transform:uppercase;font-size:.76rem;font-weight:800}.pf-project-index{color:var(--pf-line);letter-spacing:-.02em;margin-left:auto;font-size:1.5rem;font-weight:800}.pf-project-content{align-content:start;gap:.8rem;display:grid}.pf-project h3{font-size:1.2rem;line-height:1.3}.pf-project-content>p{color:var(--pf-body);font-size:.96rem}.pf-project details{border-top:1px solid var(--pf-line)}.pf-project summary{color:var(--pf-ink);cursor:pointer;align-items:center;gap:.45rem;padding-top:.8rem;font-size:.9rem;font-weight:700;list-style:none;display:inline-flex}.pf-project summary::-webkit-details-marker{display:none}.pf-project summary .pf-svg{color:var(--pf-brand);transition:transform .3s var(--pf-ease)}.pf-project details[open] summary .pf-svg{transform:rotate(45deg)}.pf-project-detail{color:var(--pf-body);gap:.5rem;padding-top:.6rem;font-size:.92rem;line-height:1.7;display:grid}.pf-original-title{color:var(--pf-muted);font-size:.86rem;font-style:italic}.pf-project-links{flex-wrap:wrap;gap:.5rem;display:flex}.pf-project-links a{color:#fff;background:var(--pf-ink);border-radius:999px;align-items:center;gap:.4rem;min-height:40px;padding:.35rem .9rem;font-size:.86rem;font-weight:700;display:inline-flex}.pf-project-links a:hover{background:var(--pf-indigo)}.pf-project-links .pf-svg:last-child{width:.8em;height:.8em}.pf-research-intro{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:end;gap:clamp(1.5rem,5vw,4rem);margin-bottom:1.8rem;display:grid}.pf-research-intro .pf-section-heading{margin-bottom:0}.pf-research-intro>div:last-child{gap:1rem;display:grid}.pf-research-list{border:1px solid var(--pf-line);border-radius:var(--pf-radius);box-shadow:var(--pf-shadow);background:#fff;display:grid;overflow:hidden}.pf-research-list article{grid-template-columns:3.4rem minmax(0,1fr) auto;align-items:center;gap:1.2rem;padding:1.3rem 1.5rem;display:grid}.pf-research-list article+article{border-top:1px solid var(--pf-line)}.pf-research-number{width:3rem;height:3rem;color:var(--pf-indigo);background:#eef0ff;border-radius:14px;place-items:center;font-weight:800;display:grid}.pf-research-list article>div{gap:.35rem;display:grid}.pf-research-list h3{font-size:1.08rem;line-height:1.35}.pf-research-tech{color:var(--pf-muted);font-size:.86rem;font-weight:600}.pf-paper-link{border:1px solid var(--pf-line);min-height:42px;color:var(--pf-ink);white-space:nowrap;border-radius:999px;align-items:center;gap:.45rem;padding:.4rem 1rem;font-size:.86rem;font-weight:700;transition:border-color .2s,color .2s;display:inline-flex}.pf-paper-link:hover{border-color:var(--pf-indigo);color:var(--pf-indigo)}.pf-paper-link .pf-svg:last-child{width:.8em;height:.8em}.pf-unpublished{border:1px dashed var(--pf-line);color:var(--pf-muted);white-space:nowrap;border-radius:999px;padding:.4rem 1rem;font-size:.84rem;font-weight:700}.pf-data-interest{border:1px solid var(--pf-line);background:var(--pf-canvas);border-radius:18px;margin-top:1rem}.pf-data-interest summary{color:var(--pf-ink);cursor:pointer;justify-content:space-between;align-items:center;gap:1rem;padding:1rem 1.3rem;font-weight:700;list-style:none;display:flex}.pf-data-interest summary::-webkit-details-marker{display:none}.pf-data-interest[open] summary .pf-svg{transform:rotate(45deg)}.pf-data-interest p{color:var(--pf-body);padding:0 1.3rem 1.2rem;font-size:.94rem}.pf-education{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;display:grid}.pf-education article{border:1px solid var(--pf-line);border-radius:var(--pf-radius);box-shadow:var(--pf-shadow);background:#fff;align-content:start;gap:.45rem;padding:clamp(1.2rem,3vw,1.5rem);display:grid}.pf-education article .pf-kicker{color:var(--pf-brand-text)}.pf-education h3{font-size:1.15rem;line-height:1.3}.pf-education h4{color:var(--pf-ink);margin:0;font-size:.96rem;font-weight:600}.pf-education p:last-child{color:var(--pf-muted);font-size:.9rem}.pf-training{border:1px solid color-mix(in srgb, var(--pf-brand) 25%, var(--pf-line));border-radius:var(--pf-radius);background:linear-gradient(120deg,#fff5f1,#fff 60%);align-items:center;gap:clamp(1rem,3vw,1.8rem);margin-top:1rem;padding:clamp(1.2rem,3vw,1.6rem);display:flex}.pf-training>div{gap:.35rem;display:grid}.pf-training h3{font-size:1.2rem}.pf-training p:not(.pf-kicker){color:var(--pf-body);font-size:.94rem}.pf-training-hours{color:#fff;background:var(--pf-grad);border-radius:24px;flex:none;justify-content:center;align-items:baseline;width:6rem;height:6rem;padding-top:2rem;font-size:1.9rem;font-weight:800;line-height:1;display:flex;box-shadow:0 14px 30px #f0442b40}.pf-training-hours small{margin-left:.1rem;font-size:.95rem}.pf-working{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:1.2rem;display:grid}.pf-ai{color:#fff;box-shadow:var(--pf-shadow-lg);background:radial-gradient(28rem 18rem at 100% 0,#ff7a4559,#0000 60%),linear-gradient(150deg,#14205a,#0f1a3a);border-radius:26px;align-content:start;gap:1rem;padding:clamp(1.5rem,4vw,2.2rem);display:grid}.pf-ai .pf-tile{color:#fff;background:#ffffff1f}.pf-ai .pf-eyebrow{color:#ffb59c}.pf-ai h2{color:#fff;font-size:clamp(1.6rem,3vw,2.2rem)}.pf-ai>p:not(.pf-eyebrow){color:#ffffffd1}.pf-ai .pf-tags span{color:#fff;background:#ffffff14;border-color:#fff3}.pf-process-list{align-content:start;gap:.8rem;display:grid}.pf-process{border:1px solid var(--pf-line);box-shadow:var(--pf-shadow);background:#fff;border-radius:18px;gap:1rem;padding:1.2rem 1.3rem;display:flex}.pf-process>span{width:2.6rem;height:2.6rem;color:var(--pf-brand-text);background:#fff1ed;border-radius:12px;flex:none;place-items:center;font-weight:800;display:grid}.pf-process h3{font-size:1.05rem}.pf-process p{color:var(--pf-body);margin-top:.25rem;font-size:.93rem}.pf-japan{grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:clamp(1.5rem,5vw,4rem);display:grid}.pf-japan .pf-section-heading{margin-bottom:0}.pf-japan>div:last-child{gap:1.1rem;display:grid}.pf-languages{border:1px solid var(--pf-line);background:#fff;border-radius:18px;display:grid;overflow:hidden}.pf-languages div{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.3rem 1rem;padding:.8rem 1.1rem;display:flex}.pf-languages div+div{border-top:1px solid var(--pf-line)}.pf-languages strong{color:var(--pf-ink);font-size:.96rem}.pf-languages span{color:var(--pf-body);font-size:.9rem}.pf-residence{border-left:3px solid var(--pf-teal);color:var(--pf-body);background:#e8f8f2;border-radius:0 12px 12px 0;padding:.8rem 1rem;font-size:.9rem}.pf-founder-grid{grid-template-columns:minmax(260px,.8fr) minmax(0,1.2fr);align-items:center;gap:clamp(1.5rem,5vw,4rem);display:grid}.pf-founder-art{border:1px solid var(--pf-line);box-shadow:var(--pf-shadow-lg);background:radial-gradient(20rem 14rem at 100% 0,#f0442b1f,#0000 65%),#fff;border-radius:28px;justify-items:start;gap:.6rem;padding:clamp(1.5rem,4vw,2.2rem);display:grid}.pf-founder-mark{color:#fff;background:var(--pf-grad);border-radius:22px;place-items:center;width:5rem;height:5rem;margin-bottom:.6rem;font-family:Noto Sans JP,sans-serif;font-size:2.6rem;font-weight:700;display:grid;box-shadow:0 14px 30px #f0442b47}.pf-founder-art h3{font-size:1.5rem}.pf-founder-art>p{color:var(--pf-muted)}.pf-founder-facebook{color:#fff;background:#1877f2;border-radius:999px;align-items:center;gap:.45rem;min-height:42px;margin-top:.4rem;padding:.4rem 1rem;font-size:.88rem;font-weight:700;display:inline-flex}.pf-founder-facebook .pf-svg:last-child{width:.8em;height:.8em}.pf-founder-grid>div:last-child{justify-items:start;gap:1rem;display:grid}.pf-founder-grid>div:last-child .pf-section-heading{margin-bottom:0}.pf-founder-grid>div:last-child>p:not(.pf-large-copy){color:var(--pf-body)}.pf-contact{background:radial-gradient(50rem 24rem at 100% 0%, #f0442b1a, transparent 60%), radial-gradient(40rem 24rem at 0% 100%, #4f46e514, transparent 60%), var(--pf-canvas);scroll-margin-top:var(--pf-header);padding:clamp(3.5rem,7vw,5.5rem) 0}.pf-contact-grid{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);align-items:center;gap:clamp(1.5rem,5vw,4rem);display:grid}.pf-contact-grid>div:first-child{justify-items:start;gap:1rem;display:grid}.pf-contact h2{font-size:clamp(2rem,4.2vw,3.2rem);font-weight:800}.pf-contact-grid>div:first-child>p:not(.pf-availability){max-width:36rem;color:var(--pf-body);font-size:1.02rem}.pf-contact-note{box-shadow:var(--pf-shadow);background:#fff;border-radius:14px;padding:.75rem 1rem;font-weight:600;color:var(--pf-ink)!important}.pf-contact-links{gap:.7rem;display:grid}.pf-contact-links a{border:1px solid var(--pf-line);color:var(--pf-ink);box-shadow:var(--pf-shadow);transition:transform .25s var(--pf-ease), border-color .2s ease;background:#fff;border-radius:18px;align-items:center;gap:.9rem;padding:1rem 1.2rem;font-weight:700;display:flex}.pf-contact-links a:hover{border-color:var(--pf-brand);transform:translate(4px)}.pf-contact-links a>.pf-svg:first-child{width:1.4rem;height:1.4rem;color:var(--pf-brand)}.pf-contact-links a span{flex:1;line-height:1.35;display:grid}.pf-contact-links a small{color:var(--pf-muted);letter-spacing:.06em;text-transform:uppercase;font-size:.78rem;font-weight:700}.pf-contact-links a>.pf-svg:last-child{opacity:.5;width:.85em;height:.85em}.pf-contact-links .pf-contact-primary{color:#fff;background:var(--pf-grad);border-color:#0000;box-shadow:0 14px 30px #f0442b40}.pf-contact-links .pf-contact-primary small{color:#fffc}.pf-contact-links .pf-contact-primary>.pf-svg:first-child{color:#fff}.pf-footer{border-top:1px solid var(--pf-line);background:#fff;padding:1.8rem 0}.pf-footer-inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem 2rem;display:flex}.pf-footer-inner>div:first-child{align-items:center;gap:.9rem;display:flex}.pf-footer p{color:var(--pf-muted);font-size:.86rem;line-height:1.5}.pf-back-top{color:var(--pf-ink);align-items:center;gap:.4rem;font-size:.88rem;font-weight:700;display:inline-flex}.pf-back-top:hover{color:var(--pf-brand-text)}.pf-await-reveal{opacity:0;transition:opacity .6s var(--pf-ease), transform .6s var(--pf-ease);transform:translateY(16px)}.pf-await-reveal.pf-visible{opacity:1;transform:none}@media (width<=1180px){.pf-menu{display:inline-flex}.pf-header-tools{margin-left:auto}.pf-nav{border:1px solid var(--pf-line);box-shadow:var(--pf-shadow-lg);background:#fff;border-radius:20px;flex-direction:column;align-items:stretch;gap:.2rem;margin:0;padding:.6rem;display:none;position:absolute;top:calc(100% + .7rem);left:0;right:0}.pf-nav.pf-open{display:flex}.pf-nav a,.pf-nav .pf-nav-extra{border-radius:12px;padding:.8rem 1rem;font-size:1rem;display:block}.pf-nav .pf-nav-contact{text-align:center;margin:.3rem 0 0}}@media (width<=960px){.pf-hero-grid,.pf-about,.pf-research-intro,.pf-working,.pf-japan,.pf-founder-grid,.pf-contact-grid{grid-template-columns:1fr}.pf-hero-visual{order:-1;width:min(100%,380px)}.pf-brand-copy strong{white-space:nowrap}.pf-floating-note{inset:auto -.5rem 6.2rem auto}.pf-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.pf-metrics>div:nth-child(3){border-left:0}.pf-metrics>div:nth-child(n+3){border-top:1px solid var(--pf-line)}}@media (width<=700px){.pf-skills,.pf-project-grid,.pf-education{grid-template-columns:1fr}.pf-job summary{grid-template-columns:minmax(0,1fr) 2.3rem}.pf-job-date{text-align:left;grid-area:2/1;justify-items:start}.pf-plus{grid-area:1/2/span 2}.pf-research-list article{grid-template-columns:2.8rem minmax(0,1fr);padding:1.1rem}.pf-research-number{width:2.6rem;height:2.6rem}.pf-research-list article>:last-child{grid-column:2;justify-self:start}.pf-training{flex-direction:column;align-items:flex-start}.pf-additional-skills{flex-direction:column}.pf-filters{width:100%}.pf-filters button{flex:1;padding-inline:.5rem}}@media (width<=480px){.pf-brand-copy small{display:none}.pf-language a{min-width:2.2rem;padding-inline:.45rem}.pf-timeline{padding-left:1.5rem}.pf-timeline:before{left:.3rem}.pf-timeline>li:before{left:-1.55rem}.pf-metrics>div{padding:1rem}.pf-floating-note{display:none}.pf-hero-visual{width:min(100%,300px)}}@media (prefers-reduced-motion:reduce){.pf *,.pf :before,.pf :after{transition:none!important}.pf-floating-note{animation:none}.pf-await-reveal{opacity:1;transform:none}}