@keyframes astroFadeInOut{0%{opacity:1}to{opacity:0}}@keyframes astroFadeIn{0%{opacity:0;mix-blend-mode:plus-lighter}to{opacity:1;mix-blend-mode:plus-lighter}}@keyframes astroFadeOut{0%{opacity:1;mix-blend-mode:plus-lighter}to{opacity:0;mix-blend-mode:plus-lighter}}@keyframes astroSlideFromRight{0%{transform:translate(100%)}}@keyframes astroSlideFromLeft{0%{transform:translate(-100%)}}@keyframes astroSlideToRight{to{transform:translate(100%)}}@keyframes astroSlideToLeft{to{transform:translate(-100%)}}@media(prefers-reduced-motion){::view-transition-group(*),::view-transition-old(*),::view-transition-new(*){animation:none!important}[data-astro-transition-scope]{animation:none!important}}.astro-route-announcer{position:absolute;left:0;top:0;clip:rect(0 0 0 0);clip-path:inset(50%);overflow:hidden;white-space:nowrap;width:1px;height:1px}:root{--bg-base: #fafaf8;--bg: color-mix(in oklab, var(--bg-base), var(--tint, var(--bg-base)) var(--tint-amt, 0%));--fg: #1c1c1a;--muted: #6b6b66;--line: #deded8;--accent: #1c1c1a;--measure: 40rem;--washi-a: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='320' height='320'%3E%3Cfilter id='n' x='0' y='0' width='100%25' height='100%25'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.03 .9' numOctaves='3' seed='7' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .30 0 0 0 0 .26 0 0 0 0 .20 0 0 0 1.6 -.7'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--washi-b: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='320' height='320'%3E%3Cfilter id='n' x='0' y='0' width='100%25' height='100%25'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9 .03' numOctaves='3' seed='19' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .30 0 0 0 0 .26 0 0 0 0 .20 0 0 0 1.6 -.7'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--washi-opacity: .09;--glow: rgb(255 255 255 / .75);--shade: rgb(60 50 30 / .07);--font: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic Medium", "Yu Gothic", "Noto Sans JP", Meiryo, sans-serif}@media(prefers-color-scheme:dark){:root{--bg-base: #121211;--fg: #ececE8;--muted: #9a9a93;--line: #2c2c29;--accent: #ececE8;--washi-a: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='320' height='320'%3E%3Cfilter id='n' x='0' y='0' width='100%25' height='100%25'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.03 .9' numOctaves='3' seed='7' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .90 0 0 0 0 .88 0 0 0 0 .80 0 0 0 1.6 -.7'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--washi-b: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='320' height='320'%3E%3Cfilter id='n' x='0' y='0' width='100%25' height='100%25'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9 .03' numOctaves='3' seed='19' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .90 0 0 0 0 .88 0 0 0 0 .80 0 0 0 1.6 -.7'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");--washi-opacity: .06;--glow: rgb(255 244 225 / .075);--shade: rgb(0 0 0 / .35)}}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scrollbar-gutter:stable}body{margin:0;min-height:100dvh;display:flex;flex-direction:column;background:var(--bg);color:var(--fg);font-family:var(--font);font-size:1rem;line-height:1.9;letter-spacing:.02em;text-spacing-trim:trim-start;text-autospace:normal;line-break:strict;text-wrap:pretty;font-kerning:normal;word-break:auto-phrase;overflow-wrap:anywhere}h1,h2,h3{font-feature-settings:"palt";text-wrap:balance}::selection{background:color-mix(in srgb,var(--fg) 88%,transparent);color:var(--bg)}body:before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background-image:var(--washi-a),var(--washi-b);background-size:320px 320px,470px 470px;opacity:var(--washi-opacity)}body:after{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(90% 70% at var(--light-x, 50%) -10%,var(--glow),transparent 70%),linear-gradient(to bottom,transparent 45%,var(--shade))}::view-transition-old(root),::view-transition-new(root){animation-duration:.4s}a{color:inherit;text-underline-offset:.25em;text-decoration-color:var(--line);transition:text-decoration-color .2s}a:hover{text-decoration-color:currentColor}:focus-visible{outline:2px solid var(--fg);outline-offset:3px;border-radius:2px}.skip{position:absolute;left:-999px}.skip:focus{left:1rem;top:1rem;background:var(--fg);color:var(--bg);padding:.5rem 1rem;z-index:10}html{scroll-padding-top:5rem}.site-header{position:sticky;top:0;z-index:5;display:flex;justify-content:space-between;align-items:center;padding:1.5rem clamp(1.25rem,5vw,4rem);border-bottom:1px solid transparent;background-color:color-mix(in srgb,var(--bg) 85%,transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}@supports (animation-timeline: scroll()){.site-header{background-color:transparent;-webkit-backdrop-filter:none;backdrop-filter:none;animation:header-scrolled linear both;animation-timeline:scroll(root);animation-range:0 90px}.site-header .logo img{animation:logo-scrolled linear both;animation-timeline:scroll(root);animation-range:0 90px}@keyframes header-scrolled{to{padding-block:.75rem;background-color:color-mix(in srgb,var(--bg) 82%,transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom-color:var(--line)}}@keyframes logo-scrolled{to{width:2.25rem;height:2.25rem}}}.logo{display:flex;align-items:center;gap:.875rem;text-decoration:none;font-size:.8125rem;letter-spacing:.08em;color:var(--muted)}.logo img{display:block;width:3rem;height:3rem;flex:none}.logo span,.site-nav a{white-space:nowrap}.site-nav ul{display:flex;gap:1.75rem;list-style:none;margin:0;padding:0;font-size:.875rem}.site-nav a{text-decoration:none;color:var(--muted)}.site-nav a:hover,.site-nav a[aria-current=page]{color:var(--fg)}main{flex:1;padding:0 clamp(1.25rem,5vw,4rem)}.container{max-width:64rem;margin:0 auto}.prose{max-width:var(--measure);margin:0 auto;padding:clamp(2rem,8vw,5rem) 0}.prose h1{font-size:clamp(1.5rem,4vw,2rem);font-weight:600;line-height:1.5;margin:0 0 2.5rem}.prose h2,.prose h3{font-size:1rem;font-weight:600;margin:2.5rem 0 .75rem}.prose p{margin:0 0 1.25rem}dl.spec{display:grid;grid-template-columns:8rem 1fr;margin:0;border-top:1px solid var(--line)}dl.spec dt,dl.spec dd{margin:0;padding:1rem 0;border-bottom:1px solid var(--line)}dl.spec dt{color:var(--muted);font-size:.875rem}@media(max-width:36rem){dl.spec{grid-template-columns:1fr}dl.spec dt{padding-bottom:0;border-bottom:0}dl.spec dd{padding-top:.25rem}}.site-footer{border-top:1px solid var(--line);padding:2rem clamp(1.25rem,5vw,4rem);font-size:.8125rem;color:var(--muted);display:flex;flex-wrap:wrap;gap:1rem 2rem;justify-content:space-between}.site-footer ul{display:flex;gap:1.5rem;list-style:none;margin:0;padding:0}.site-footer a{text-decoration:none}.site-footer a:hover{color:var(--fg)}@media(prefers-reduced-motion:no-preference){.reveal{opacity:0;transform:translateY(.75rem);animation:reveal .9s cubic-bezier(.2,.7,.2,1) forwards;animation-delay:calc(var(--i, 0) * .18s)}@keyframes reveal{to{opacity:1;transform:none}}}@media(max-width:36rem){.logo span{display:none}.logo img{width:2.5rem;height:2.5rem}.site-nav ul{gap:1.25rem;font-size:.8125rem}}