:root{--paper:#ffffff;--paper-2:#f7f6f3;--ink:#1a1a18;--ink-2:#545450;--ink-3:#8a8a84;--line:#e6e4df;--accent:#b8562f;--accent-bg:#fbf3ee;--dark:#191917;--dark-ink:#f5f4f1;--dark-ink-2:#a3a29c;--dark-line:#33332f;--r-sm:6px;--r-md:10px;--jp:"Noto Sans JP",system-ui,-apple-system,"Hiragino Kaku Gothic ProN",sans-serif;--mono:"DM Mono",ui-monospace,SFMono-Regular,Menlo,monospace;--gutter:clamp(32px,6vw,96px)}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--jp);font-size:17px;line-height:1.9;font-weight:400;-webkit-font-smoothing:antialiased;overflow-x:clip}a{color:inherit}img{display:block;max-width:100%;height:auto}:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:var(--r-sm)}.wrap{width:100%;max-width:1240px;margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter)}.hdr{border-bottom:1px solid var(--line)}.hdr-in{display:flex;align-items:center;height:68px;gap:10px}.mark{width:24px;height:24px;flex:0 0 auto;background:var(--dark);border-radius:var(--r-sm);display:flex;align-items:center;justify-content:center}.mark i{width:8px;height:8px;border-radius:50%;background:var(--dark-ink);display:block}.wordmark{font-family:var(--mono);font-weight:500;font-size:15px;letter-spacing:.04em}.hdr nav{margin-left:auto;display:flex;gap:28px;font-size:13.5px;color:var(--ink-2)}.hdr nav a{text-decoration:none}.hdr nav a:hover{color:var(--accent)}.sec-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin:36px 0 14px;font-size:13px;font-weight:700;color:var(--ink-3);letter-spacing:.06em}.arrow{font-size:12px;font-weight:400;letter-spacing:0;color:var(--accent);text-decoration:none}.arrow:hover{text-decoration:underline;text-underline-offset:3px}@media(min-width:1000px){.sec-head{margin-top:0;font-size:14px}.arrow{font-size:13.5px}}.home-page{padding-top:28px;padding-bottom:56px}@media(min-width:1000px){.home-page{padding-top:80px;padding-bottom:104px}}.prof{display:flex;gap:16px;align-items:flex-start}.ava{width:64px;height:64px;flex:none;border-radius:50%;border:1px solid var(--line);background:var(--paper-2);image-rendering:pixelated}.prof-name{margin:2px 0 6px;font-size:18px;font-weight:700;line-height:1.5}.prof-bio{margin:0 0 8px;font-size:14px;line-height:1.85}@media(min-width:1000px){.prof{gap:28px;align-items:center}.ava{width:112px;height:112px}.prof-name{font-size:24px}.prof-bio{font-size:16px;line-height:1.95}.prof .arrow{font-size:13.5px}}@media(min-width:1000px){.home-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:72px;margin-top:72px;padding-top:48px;border-top:1px solid var(--line)}}.icons{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:18px 10px}.icons a{display:block;text-align:center;text-decoration:none;font-size:11px;line-height:1.4;color:var(--ink-2)}.icons img{width:60px;height:60px;margin:0 auto 6px;border-radius:14px;border:1px solid var(--line)}.icons b{display:block;font-size:11px;font-weight:500;color:var(--ink);white-space:nowrap;letter-spacing:-.02em}.icons a:hover b{color:var(--accent)}@media(min-width:1000px){.icons a{font-size:12.5px}.icons img{width:76px;height:76px;border-radius:18px;margin-bottom:8px}.icons b{font-size:13px}}.rows{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}.rows li{display:flex;gap:14px;padding:12px 0;border-bottom:1px solid var(--line);font-size:13px;line-height:1.7}.rows time{flex:none;width:42px;padding-top:3px;font-family:var(--mono);font-size:11px;color:var(--ink-3);font-variant-numeric:tabular-nums}@media(min-width:1000px){.rows li{padding:16px 0;font-size:15px;line-height:1.85}.rows time{width:50px;font-size:12.5px}}.sum{display:flex;gap:28px;margin:14px 0 4px}.sum div{display:flex;flex-direction:column-reverse}.sum dt{font-size:11px;color:var(--ink-3);line-height:1.6}.sum dd{margin:0;font-family:var(--mono);font-size:22px;font-weight:500;line-height:1.4;font-variant-numeric:tabular-nums}@media(min-width:1000px){.sum{gap:48px;margin-top:32px}.sum dt{font-size:13px}.sum dd{font-size:32px}}.chart{margin:18px 0 0;padding:16px 16px 10px;border:1px solid var(--line);border-radius:var(--r-md)}.chart figcaption{margin-bottom:10px;font-size:11px;color:var(--ink-3)}.bars{position:relative;height:110px;display:flex;align-items:flex-end;gap:8px;border-bottom:1px solid var(--line)}.bars span{flex:1;background:var(--accent);border-radius:3px 3px 0 0;opacity:.85}.bars .empty{height:100%;background:transparent;border:1px dashed var(--line);border-bottom:none;opacity:1}.bars .note{position:absolute;left:50%;top:40%;transform:translate(-50%);margin:0;padding:0 6px;background:var(--paper);font-size:11px;line-height:1.6;color:var(--ink-3);white-space:nowrap}.months{display:flex;gap:8px;margin-top:6px}.months span{flex:1;text-align:center;font-family:var(--mono);font-size:9px;color:var(--ink-3)}@media(min-width:1000px){.chart{margin-top:32px;padding:24px 28px 14px}.chart figcaption{font-size:13px;margin-bottom:16px}.bars{height:180px;gap:16px}.bars .note{font-size:13px}.months{gap:16px}.months span{font-size:11.5px}}.page .sec-head{margin-top:44px}@media(min-width:1000px){.page .sec-head{margin-top:64px;margin-bottom:8px}}.cards{list-style:none;margin:0;padding:0}.cards li{border-bottom:1px solid var(--line);scroll-margin-top:16px}.cards a{display:flex;gap:14px;align-items:center;padding:16px 0;text-decoration:none}.cards img{width:48px;height:48px;flex:none;border-radius:11px;border:1px solid var(--line)}.cards .b{flex:1;min-width:0}.cards p{margin:0}.cards .n{font-size:14px;font-weight:700;line-height:1.6}.cards a:hover .n{color:var(--accent)}.cards .d{margin-top:2px;font-size:12px;line-height:1.7;color:var(--ink-2)}.cards .m{margin-top:4px;font-family:var(--mono);font-size:10px;color:var(--ink-3)}.cards .r{flex:none;text-align:right;font-family:var(--mono);font-size:14px;line-height:1.4}.cards .r small{display:block;font-size:9px;color:var(--ink-3)}.tag{display:inline-block;margin-left:6px;padding:1px 7px;border-radius:99px;background:var(--accent-bg);color:var(--accent);font-family:var(--jp);font-size:10px;font-weight:700;line-height:1.6;vertical-align:1px}@media(min-width:1000px){.cards a{gap:22px;padding:22px 0}.cards img{width:64px;height:64px;border-radius:15px}.cards .n{font-size:17px}.cards .d{font-size:14.5px}.cards .m{font-size:12px}.cards .r{font-size:17px}.cards .r small{font-size:11px}.tag{font-size:11.5px}}.tl{--tl-date:52px;position:relative;max-width:760px;margin-top:8px}.tl:before{content:"";position:absolute;left:var(--tl-date);top:6px;bottom:0;width:1px;background:var(--line)}.tl section{position:relative}.tl ul{list-style:none;margin:0;padding:0}.mon{margin:22px 0 10px;font-size:12px;font-weight:700;color:var(--ink-3);letter-spacing:.06em;line-height:1.6}.ev{position:relative;display:flex;padding:8px 0 14px}.ev:after{content:"";position:absolute;left:calc(var(--tl-date) - 4px);top:13px;width:9px;height:9px;border-radius:50%;background:var(--paper);border:2px solid var(--accent)}.ev time{flex:none;width:var(--tl-date);padding-top:3px;font-family:var(--mono);font-size:11px;color:var(--ink-3);font-variant-numeric:tabular-nums}.ev p{margin:0;padding-left:22px;font-size:14px;line-height:1.85}.ev a{display:inline-block;margin:4px 0 0 22px;font-size:11px;color:var(--accent);text-decoration:none}.ev a:hover{text-decoration:underline;text-underline-offset:3px}.end{margin:0;padding:10px 0 0 calc(var(--tl-date) + 22px);font-size:11px;color:var(--ink-3)}@media(min-width:1000px){.tl{--tl-date:68px;margin-top:24px}.mon{margin:36px 0 12px;font-size:13.5px}.ev{padding:10px 0 20px}.ev:after{top:16px;width:11px;height:11px;left:calc(var(--tl-date) - 5px)}.ev time{font-size:12.5px}.ev p{padding-left:30px;font-size:16px}.ev a{margin-left:30px;font-size:13.5px}.end{padding-left:calc(var(--tl-date) + 30px);font-size:13px}}footer{border-top:1px solid var(--line);padding-top:34px;padding-bottom:56px}.foot-in{display:flex;flex-wrap:wrap;gap:20px 32px;align-items:baseline}.foot-mark{font-family:var(--mono);font-size:13px;color:var(--ink-3);letter-spacing:.04em;margin-right:auto}footer nav{display:flex;gap:24px;font-size:14px;color:var(--ink-2)}footer nav a{text-decoration:none}footer nav a:hover{color:var(--accent)}@keyframes rise{0%{opacity:0;transform:translateY(9px)}to{opacity:1;transform:none}}.rise{animation:rise .34s cubic-bezier(.2,.7,.2,1) both}.d1{animation-delay:.05s}.d2{animation-delay:.12s}@media(prefers-reduced-motion:reduce){.rise{animation:none}*{transition:none!important}}.home{display:flex;align-items:center;gap:10px;text-decoration:none}.page{padding-top:64px;padding-bottom:96px}@media(min-width:1000px){.page{padding-top:96px}}.page-head{max-width:760px}.page-head h1{margin:0;font-size:clamp(27px,3vw,36px);line-height:1.5;font-weight:700;letter-spacing:-.02em;text-wrap:balance}.page-head time{display:block;margin-bottom:12px;font-family:var(--mono);font-size:12.5px;color:var(--ink-3);font-variant-numeric:tabular-nums}.prose{max-width:34em;margin-top:48px}.prose p{margin:0 0 1.1em}.prose h2{margin:4rem 0 1rem;font-size:24px;line-height:1.6;font-weight:700}.prose ol,.prose ul{margin:0 0 1.4em;padding-left:1.4em}.prose li{margin:.2em 0}.prose code{font-family:var(--mono);font-size:.86em;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-sm);padding:.05em .4em}.prose a{color:var(--accent);text-underline-offset:3px}.page .about-body{max-width:34em;margin-top:40px}.page .about-body p{margin:0 0 1.1em;color:var(--ink-2)}.page .about-body h2{margin:3.2rem 0 .8rem;font-size:20px;font-weight:700}.page .about-body ul{margin:0;padding-left:1.3em;color:var(--ink-2)}.hdr nav a{white-space:nowrap}@media(max-width:560px){.hdr nav{gap:16px;font-size:13px}.wordmark{display:none}}