:root{--paper: #fafaf9;--paper-2: #f4f3f1;--ink: #1a1a1a;--ink-2: #4a4a4a;--ink-3: #8a8a86;--rule: #e5e3df;--accent: #c8102e;--max: 1320px;--gutter: clamp(1.25rem, 4vw, 3rem);--nav-h: 60px;--mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;--serif-jp: "Noto Serif JP", "Hiragino Mincho ProN", "Songti SC", serif;--fs-body: 17px;--lh-body: 1.55;--easing: cubic-bezier(.2,.7,.2,1);--dur-fast: .18s;--dur: .25s;--dur-slow: .45s}:root[data-theme=dark]{--paper: #0e0e0e;--paper-2: #161616;--ink: #f0f0ee;--ink-2: #c5c5c2;--ink-3: #7a7a76;--rule: #2a2a28;--accent: #ff4862;color-scheme:dark}@media(prefers-color-scheme:dark){:root[data-theme=auto]{--paper: #0e0e0e;--paper-2: #161616;--ink: #f0f0ee;--ink-2: #c5c5c2;--ink-3: #7a7a76;--rule: #2a2a28;--accent: #ff4862;color-scheme:dark}}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;text-rendering:optimizeLegibility}html[data-theme=light]{color-scheme:light}html[data-theme=dark]{color-scheme:dark}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:var(--fs-body);line-height:var(--lh-body);-webkit-font-smoothing:antialiased;font-feature-settings:"ss01","cv11"}::selection{background:var(--accent);color:#fff}a{color:inherit;text-decoration:none}img,svg,video{display:block;max-width:100%;height:auto}hr{border:0;border-top:1px solid var(--rule);margin:0}button{font:inherit}.wrap{max-width:var(--max);margin:0 auto;padding-inline:var(--gutter)}.meta{font-family:var(--mono);font-size:12px;color:var(--ink-3);text-transform:uppercase;letter-spacing:.08em;display:flex;align-items:center;gap:.6rem}.meta:before{content:">";color:var(--accent)}section.bay{padding:clamp(4rem,8vw,7rem) 0}.bay-head{display:grid;grid-template-columns:1fr;gap:.8rem;margin-bottom:clamp(2rem,4vw,3.5rem)}@media(min-width:760px){.bay-head{grid-template-columns:1fr 1fr;align-items:end}}.bay-head h2{font-family:var(--mono);font-weight:700;font-size:clamp(2rem,4.5vw,3.6rem);line-height:1;letter-spacing:-.03em;margin:0;text-wrap:balance}.bay-head p{color:var(--ink-2);margin:0;font-size:1.05rem;max-width:46ch;text-wrap:pretty}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.85rem 1.1rem;font-family:var(--mono);font-size:14px;transition:background var(--dur) var(--easing),color var(--dur) var(--easing),transform var(--dur) var(--easing),border-color var(--dur) var(--easing)}.btn-primary{background:var(--ink);color:var(--paper);border:1px solid var(--ink)}.btn-primary:hover{background:var(--accent);border-color:var(--accent)}.btn-ghost{border:1px solid var(--ink);color:var(--ink)}.btn-ghost:hover{background:var(--ink);color:var(--paper)}.btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.btn .arrow{transition:transform var(--dur) var(--easing)}.btn:hover .arrow{transform:translate(3px)}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}.brand[data-astro-cid-7eczacpb]{display:flex;align-items:center;gap:.7rem;font-family:var(--mono);font-weight:700;font-size:14px;letter-spacing:-.01em;color:var(--ink)}.kanji[data-astro-cid-7eczacpb]{font-family:var(--serif-jp);font-weight:700;font-size:20px;line-height:1;letter-spacing:-.02em}.kanji[data-astro-cid-7eczacpb] .red[data-astro-cid-7eczacpb]{color:var(--accent)}.sep[data-astro-cid-7eczacpb]{width:1px;height:18px;background:var(--ink-3);opacity:.5}.prompt[data-astro-cid-7eczacpb]{color:var(--ink-3)}.ai[data-astro-cid-7eczacpb]{color:var(--accent)}.lang-toggle[data-astro-cid-bvxdwma5]{font-family:var(--mono);font-size:12px;display:flex;align-items:center;gap:.25rem;margin-right:.6rem}.lang[data-astro-cid-bvxdwma5]{color:var(--ink-3);padding:.35rem .3rem;line-height:1;transition:color var(--dur-fast) var(--easing)}.lang[data-astro-cid-bvxdwma5]:hover,.lang[data-astro-cid-bvxdwma5]:focus-visible{color:var(--ink);outline:none}.lang[data-astro-cid-bvxdwma5]:focus-visible{text-decoration:underline;text-underline-offset:4px}.lang[data-astro-cid-bvxdwma5].active{color:var(--ink);font-weight:700}.slash[data-astro-cid-bvxdwma5]{color:var(--ink-3);user-select:none}.skip[data-astro-cid-dmqpwcec]{position:absolute;left:-9999px;top:0}.skip[data-astro-cid-dmqpwcec]:focus{left:1rem;top:1rem;z-index:100;background:var(--ink);color:var(--paper);padding:.6rem .8rem;font-family:var(--mono);font-size:13px}.nav[data-astro-cid-dmqpwcec]{position:sticky;top:0;z-index:50;backdrop-filter:saturate(160%) blur(12px);-webkit-backdrop-filter:saturate(160%) blur(12px);background:color-mix(in oklab,var(--paper) 88%,transparent);border-bottom:1px solid var(--rule)}.nav-inner[data-astro-cid-dmqpwcec]{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h);gap:1rem}.nav-links[data-astro-cid-dmqpwcec]{display:flex;gap:2rem;margin-left:auto;margin-right:1rem;font-family:var(--mono);font-size:13px}.nav-links[data-astro-cid-dmqpwcec] a[data-astro-cid-dmqpwcec]{position:relative;padding:.4rem 0;color:var(--ink-2);transition:color var(--dur) var(--easing)}.nav-links[data-astro-cid-dmqpwcec] a[data-astro-cid-dmqpwcec]:after{content:"";position:absolute;left:0;right:100%;bottom:.1rem;height:1px;background:var(--ink);transition:right var(--dur-slow) var(--easing)}.nav-links[data-astro-cid-dmqpwcec] a[data-astro-cid-dmqpwcec]:hover,.nav-links[data-astro-cid-dmqpwcec] a[data-astro-cid-dmqpwcec]:focus-visible{color:var(--ink)}.nav-links[data-astro-cid-dmqpwcec] a[data-astro-cid-dmqpwcec]:hover:after,.nav-links[data-astro-cid-dmqpwcec] a[data-astro-cid-dmqpwcec]:focus-visible:after{right:0}.nav-cta[data-astro-cid-dmqpwcec]{font-family:var(--mono);font-size:12px;border:1px solid var(--ink);padding:.45rem .75rem;transition:background var(--dur) var(--easing),color var(--dur) var(--easing)}.nav-cta[data-astro-cid-dmqpwcec]:hover{background:var(--ink);color:var(--paper)}.nav-cta[data-astro-cid-dmqpwcec]:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.nav-burger[data-astro-cid-dmqpwcec]{display:none;width:40px;height:40px;background:transparent;border:0;padding:0;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}.nav-burger[data-astro-cid-dmqpwcec]:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.nav-burger[data-astro-cid-dmqpwcec] span[data-astro-cid-dmqpwcec]{display:block;width:22px;height:2px;background:var(--ink);transition:transform var(--dur) var(--easing),opacity var(--dur) var(--easing)}.nav-burger[data-astro-cid-dmqpwcec][aria-expanded=true] span[data-astro-cid-dmqpwcec]:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav-burger[data-astro-cid-dmqpwcec][aria-expanded=true] span[data-astro-cid-dmqpwcec]:nth-child(2){opacity:0}.nav-burger[data-astro-cid-dmqpwcec][aria-expanded=true] span[data-astro-cid-dmqpwcec]:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.nav-mobile[data-astro-cid-dmqpwcec]{display:flex;flex-direction:column;border-top:1px solid var(--rule);background:color-mix(in oklab,var(--paper) 96%,transparent);backdrop-filter:saturate(160%) blur(12px);-webkit-backdrop-filter:saturate(160%) blur(12px)}.nav-mobile[data-astro-cid-dmqpwcec] a[data-astro-cid-dmqpwcec]{font-family:var(--mono);font-size:14px;color:var(--ink-2);padding:.9rem 1.2rem;border-bottom:1px solid var(--rule);transition:background var(--dur-fast) var(--easing),color var(--dur-fast) var(--easing)}.nav-mobile[data-astro-cid-dmqpwcec] a[data-astro-cid-dmqpwcec]:hover{background:var(--paper-2);color:var(--ink)}.nav-mobile[data-astro-cid-dmqpwcec] a[data-astro-cid-dmqpwcec]:last-child{border-bottom:0}@media(max-width:760px){.nav-links[data-astro-cid-dmqpwcec],.nav-cta[data-astro-cid-dmqpwcec]{display:none}.nav-burger[data-astro-cid-dmqpwcec]{display:flex}}@media(min-width:761px){.nav-mobile[data-astro-cid-dmqpwcec]{display:none!important}}.kbig[data-astro-cid-6f2ny7ku]{font-family:var(--serif-jp);font-weight:700;font-size:var(--k-size);line-height:1;color:var(--ink);letter-spacing:-.02em;user-select:none}.kbig[data-astro-cid-6f2ny7ku] .red[data-astro-cid-6f2ny7ku]{color:var(--accent)}.foot[data-astro-cid-sz7xmlte]{margin-top:clamp(4rem,7vw,6rem);border-top:1px solid var(--ink);padding:2.5rem 0 5rem;position:relative;overflow:hidden}.foot-grid[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:1fr;gap:2rem}@media(min-width:760px){.foot-grid[data-astro-cid-sz7xmlte]{grid-template-columns:2fr 1fr 1fr}}.foot[data-astro-cid-sz7xmlte] h4[data-astro-cid-sz7xmlte]{font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-3);margin:0 0 .8rem}.foot[data-astro-cid-sz7xmlte] ul[data-astro-cid-sz7xmlte]{list-style:none;margin:0;padding:0;font-family:var(--mono);font-size:13px;line-height:1.9}.foot[data-astro-cid-sz7xmlte] ul[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--ink-2)}.foot[data-astro-cid-sz7xmlte] ul[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--accent)}.foot-mark[data-astro-cid-sz7xmlte]{font-family:var(--mono);font-size:13px;color:var(--ink-2);max-width:42ch}.foot-mark[data-astro-cid-sz7xmlte] p[data-astro-cid-sz7xmlte]{margin:.7rem 0 0;line-height:1.55}.foot-bottom[data-astro-cid-sz7xmlte]{display:flex;justify-content:space-between;flex-wrap:wrap;gap:1rem;margin-top:3rem;font-family:var(--mono);font-size:11px;color:var(--ink-3);border-top:1px solid var(--rule);padding-top:1rem}.kanji-trigger[data-astro-cid-sz7xmlte]{display:inline-block;cursor:default;-webkit-tap-highlight-color:transparent;user-select:none}