/* SORA / OPEN FRAME. An independent public edition. No legacy UI dependencies. */
@layer reset, foundation, navigation, opening, chapters, documents, closing, motion, responsive, appearance;

@layer reset {
    *,*::before,*::after { box-sizing:border-box; }
    html { scroll-behavior:smooth; scroll-padding-top:32px; }
    body,h1,h2,h3,h4,p,figure { margin:0; }
    a { color:inherit; text-decoration:none; }
    button,input { font:inherit; color:inherit; }
    button,summary { cursor:pointer; }
    img,svg { display:block; max-width:100%; }
    img { height:auto; }
    [hidden] { display:none!important; }
}
@layer foundation {
    @font-face {
        font-family:'Zen Kaku Gothic New';
        font-style:normal;
        font-weight:700;
        font-display:swap;
        src:url('./zen-kaku-gothic-new-sora-bold.ttf') format('truetype');
        unicode-range:U+7A7A;
    }
    :root { --paper:#f4f1e9; --ink:#17191b; --red:#c93422; --signal:#e8472d; --muted:#62645f; --line:#cccac1; --pale:#e8e5dc; --sans:Arial,'Yu Gothic',Meiryo,sans-serif; --mono:Consolas,'Courier New',monospace; }
    body { background:var(--paper); color:var(--ink); font:15px/1.7 var(--sans); -webkit-font-smoothing:antialiased; }
    ::selection { background:var(--red); color:var(--paper); }
    :focus-visible { outline:2px solid var(--red); outline-offset:6px; }
    a,button,summary { touch-action:manipulation; -webkit-tap-highlight-color:transparent; }
    button:disabled,[aria-disabled=true] { opacity:.4; cursor:default; }
    h1,h2,h3,h4 { font-weight:650; letter-spacing:-.055em; line-height:1.06; overflow-wrap:anywhere; }
    em { font-style:normal; color:var(--red); }
    p { overflow-wrap:anywhere; }
    .shell { width:min(1280px,calc(100% - 144px)); margin-inline:auto; }
    .micro { font:10px/1.65 var(--mono); letter-spacing:.025em; }
    .chapter { padding-block:100px; }
    [id] { scroll-margin-top:30px; }
    .small-link { display:inline-flex; gap:16px; align-items:center; padding-block:10px; border:0; border-bottom:1px solid currentColor; border-radius:0; background:none; font-size:11px; line-height:1.6; }
    .small-link:hover { color:var(--red); }
    .primary-link { display:inline-flex; align-items:center; justify-content:space-between; gap:34px; padding:14px 20px; min-height:48px; background:var(--ink); color:var(--paper); border:1px solid var(--ink); font:11px/1.6 var(--mono); border-radius:0; transition:background .2s,color .2s; }
    .primary-link:hover { background:var(--red); border-color:var(--red); }
    .action-link { display:flex; justify-content:space-between; align-items:center; gap:24px; border-bottom:1px solid currentColor; padding-block:12px; font-size:12px; }
    .action-link>span:last-child { font-size:24px; line-height:1; transition:translate .2s; }
    .action-link:hover>span:last-child { translate:3px -3px; }
    .empty { padding:45px 0; border-top:1px solid var(--line); color:var(--muted); font-size:14px; }
    .empty h2 { color:var(--ink); font-size:40px; margin-bottom:24px; }
    .empty>.small-link { margin-top:20px; }
    .prose { line-height:1.9; overflow-wrap:anywhere; }
    .prose p { margin-bottom:1.2em; }
    .prose>:first-child { margin-top:0; }
    .prose>:last-child { margin-bottom:0; }
    .prose a { text-decoration:underline; text-underline-offset:4px; }
    .prose h2,.prose h3,.prose h4 { margin:1.7em 0 .7em; font-weight:600; letter-spacing:-.035em; line-height:1.3; }
    .prose h2 { font-size:31px; }
    .prose h3 { font-size:25px; }
    .prose h4 { font-size:21px; }
    .prose ul,.prose ol { padding-left:24px; }
    .prose li+li { margin-top:.5em; }
    .prose img { max-width:100%; margin-block:28px; }
    .prose blockquote { margin:30px 0; border-left:3px solid var(--red); padding:8px 24px; font-size:23px; line-height:1.5; letter-spacing:-.025em; }
    .prose pre { max-width:100%; overflow-x:auto; background:var(--ink); color:var(--paper); padding:24px; font:13px/1.8 var(--mono); }
    .prose code { font-family:var(--mono); font-size:.85em; }
    .prose :not(pre)>code { background:var(--pale); padding:2px 5px; }
    .prose table { display:block; width:100%; overflow-x:auto; border-collapse:collapse; font-size:13px; }
    .prose td,.prose th { padding:10px; border:1px solid var(--line); text-align:left; }
    .prose hr { border:0; border-top:1px solid var(--line); margin-block:35px; }
    .skip { position:fixed; top:10px; left:10px; z-index:100; background:var(--red); color:var(--paper); padding:12px 20px; transform:translateY(-180%); }
    .skip:focus { transform:none; }
    .js-control { display:none; }
    .has-js .js-control { display:inline-flex; }
}
@layer navigation {
    .masthead { display:flex; align-items:center; justify-content:space-between; gap:30px; padding-block:20px; border-bottom:1px solid var(--ink); position:relative; z-index:20; }
    .brand { display:flex; align-items:center; gap:12px; }
    .brand-icon { display:grid; place-items:center; width:36px; height:36px; flex-shrink:0; }
    .brand-icon .app-brand-image { width:100%; height:100%; object-fit:contain; }
    .brand .brand-wordmark { display:block; font:700 25px/1 'Zen Kaku Gothic New','Yu Gothic',Meiryo,sans-serif; letter-spacing:0; }
    .brand>span:last-child { font-size:17px; font-weight:800; letter-spacing:-.06em; line-height:1.1; }
    .brand small { display:block; font:8px/1.5 var(--mono); letter-spacing:0; margin-top:4px; color:var(--muted); }
    .masthead-note { font:9px var(--mono); display:flex; align-items:center; gap:10px; }
    .live-mark { width:5px; height:5px; background:var(--red); }
    .chapter-menu summary { display:flex; align-items:center; gap:30px; padding:10px 0 10px 16px; font:11px var(--mono); list-style:none; min-height:44px; }
    .chapter-menu summary::-webkit-details-marker { display:none; }
    .menu-symbol { width:23px; height:18px; position:relative; }
    .menu-symbol i { position:absolute; top:6px; width:23px; height:1px; background:var(--ink); transition:transform .2s; }
    .menu-symbol i:last-child { top:12px; width:15px; right:0; }
    .chapter-menu[open] .menu-symbol i { top:9px; transform:rotate(45deg); }
    .chapter-menu[open] .menu-symbol i:last-child { width:23px; top:9px; transform:rotate(-45deg); }
    .menu-sheet { position:absolute; right:0; top:calc(100% - 1px); width:min(490px,100%); background:var(--ink); color:var(--paper); padding:25px 32px 15px; border:1px solid var(--ink); box-shadow:9px 9px 0 #df3c26; }
    .menu-caption { display:flex; justify-content:space-between; gap:20px; font:9px var(--mono); padding-bottom:20px; color:#b7b7af; }
    .menu-sheet>a { display:grid; grid-template-columns:35px 1fr 25px; align-items:center; gap:15px; padding:14px 0; border-top:1px solid #ffffff30; }
    .menu-sheet>a>span { font:10px var(--mono); color:#b7b7af; }
    .menu-sheet strong { font-size:26px; letter-spacing:-.04em; font-weight:500; }
    .menu-sheet>a:hover,.menu-sheet>a.is-current { color:#ff7a5c; }
    .menu-sheet>a:hover>span:last-child { color:#ff7a5c; }
    .menu-foot { font:9px var(--mono); color:#b7b7af; border-top:1px solid #ffffff30; padding-block:18px 5px; }
    .side-index { position:fixed; z-index:10; left:18px; top:32%; display:flex; flex-direction:column; gap:9px; }
    .side-index>a { position:relative; display:flex; align-items:center; height:32px; width:32px; font:9px var(--mono); border-left:1px solid var(--line); color:var(--muted); padding-left:9px; }
    .side-index>a.is-current,.side-index>a:hover { border-color:var(--red); color:var(--red); }
    .side-label { display:none; position:absolute; left:35px; background:var(--ink); color:var(--paper); padding:6px 10px; white-space:nowrap; font-size:9px; }
    .side-index>a:hover>.side-label,.side-index>a:focus-visible>.side-label { display:block; }
    .side-title { writing-mode:vertical-rl; font:8px var(--mono); letter-spacing:.06em; color:var(--muted); margin:24px 0 0 8px; }
}
@layer opening {
    .opening { padding-top:28px; }
    .opening-overline { display:flex; justify-content:space-between; gap:30px; color:var(--muted); }
    .opening-overline>.micro { font-size:9px; }
    .sora-lockup { display:block; padding:30px 0; }
    .sora-lockup h1 { font-size:clamp(38px,5.7vw,78px); font-weight:650; line-height:1.08; letter-spacing:-.055em; max-width:1100px; }
    .hero-banner { width:100%; aspect-ratio:4/1; overflow:hidden; border-block:1px solid var(--line); background:var(--pale); }
    .hero-banner img { width:100%; height:100%; object-fit:cover; object-position:right center; }
    .red-stop { color:var(--red); }
    .sora-meaning { border-left:1px solid var(--line); padding-left:28px; align-self:stretch; display:flex; justify-content:space-between; flex-direction:column; }
    .sora-meaning>span:first-child { font:95px/1 'Yu Gothic',Meiryo,serif; color:var(--red); }
    .sora-meaning>span:last-child { font:10px/1.7 var(--mono); padding-bottom:4px; }
    .opening-rule { display:flex; justify-content:space-between; gap:25px; font:9px var(--mono); border-top:2px solid var(--ink); padding-top:12px; }
    .opening-rule>span:last-child { color:var(--muted); }
    .intro-scene { display:grid; grid-template-columns:.85fr 1.2fr .7fr; gap:50px; align-items:start; margin-block:45px 36px; }
    .identity-panel>.micro { color:var(--red); }
    .identity-panel h2 { font-size:25px; line-height:1.2; letter-spacing:-.045em; margin:16px 0; max-width:270px; }
    .identity-panel>p { font-size:11px; line-height:1.8; }
    .identity-panel>p>span { color:var(--muted); }
    .identity-panel .action-link { max-width:190px; margin-top:20px; }
    .intro-copy { padding-top:25px; }
    .intro-copy>.prose { font-size:15px; line-height:1.85; max-width:465px; }
    .intro-actions { display:flex; flex-wrap:wrap; align-items:center; gap:14px 25px; margin-top:26px; }
    .intro-actions .small-link { font-size:10px; }
    .portrait-frame { position:relative; padding:7px 7px 0; border:1px solid var(--ink); }
    .portrait-frame::before { content:''; position:absolute; left:-5px; top:-5px; width:24px; height:24px; border-left:3px solid var(--red); border-top:3px solid var(--red); }
    .portrait-frame>img { width:100%; aspect-ratio:1/.98; object-fit:cover; object-position:50% 34%; filter:grayscale(1); transition:filter .6s cubic-bezier(.22,1,.36,1); }
    .screen-home .portrait-frame:hover>img { filter:grayscale(0); }
    .portrait-frame figcaption { display:flex; justify-content:space-between; font:8px var(--mono); padding:10px 0; }
    .opening-end { display:flex; justify-content:space-between; align-items:center; padding-block:16px 25px; border-top:1px solid var(--line); }
    .opening-end>.micro { color:var(--muted); font-size:9px; }
    .scroll-cue { display:grid; place-items:center; height:38px; width:38px; border:1px solid var(--ink); font-size:22px; transition:background .2s,color .2s; }
    .scroll-cue:hover { background:var(--red); color:var(--paper); border-color:var(--red); }
}
@layer chapters {
    .chapter-heading { display:grid; grid-template-columns:130px 1fr auto; align-items:start; gap:35px; margin-bottom:55px; }
    .chapter-number { color:transparent; -webkit-text-stroke:1px var(--red); font-size:110px; font-weight:750; letter-spacing:-.1em; line-height:.9; }
    .chapter-heading .micro { display:block; margin-bottom:20px; color:var(--muted); font-size:9px; }
    .chapter-heading h2 { font-size:clamp(40px,5.3vw,72px); }
    .chapter-aside { align-self:end; font:10px/1.7 var(--mono); color:var(--muted); padding-bottom:4px; }
    .chapter-heading>.small-link { align-self:end; }
    .work-chapter { background:var(--ink); color:var(--paper); }
    .work-chapter .chapter-heading .micro,.work-chapter .chapter-aside { color:#b9b9ae; }
    .work-entry { display:grid; grid-template-columns:1fr 1.15fr; gap:70px; align-items:center; border-top:1px solid #ffffff40; padding-top:45px; margin-top:55px; }
    .work-entry:first-of-type { margin-top:0; }
    .work-entry:nth-of-type(even) .work-image { order:-1; }
    .meta-line { display:flex; justify-content:space-between; gap:20px; color:#b9b9ae; font:9px var(--mono); margin-bottom:24px; }
    .work-info h3 { font-size:45px; line-height:1.13; margin-bottom:24px; font-weight:500; max-width:520px; }
    .work-info>p { font-size:14px; color:#c9c9bd; line-height:1.8; }
    .work-tech { color:#ff8269; margin-block:25px; }
    .work-info .action-link { margin-top:15px; }
    .work-info .action-link:hover { color:#ff8269; }
    .fold { margin-top:25px; border-top:1px solid #ffffff40; border-bottom:1px solid #ffffff40; }
    .fold summary { display:flex; justify-content:space-between; font-size:11px; padding-block:14px; list-style:none; }
    .fold summary::-webkit-details-marker { display:none; }
    .fold[open] summary>span { rotate:45deg; }
    .fold .prose { padding-bottom:20px; font-size:13px; color:#c9c9bd; }
    .work-image { background:var(--paper); color:var(--ink); }
    .work-image>img { width:100%; aspect-ratio:1.35; object-fit:cover; }
    .work-drawing { display:flex; flex-direction:column; padding:25px 25px 20px; }
    .work-drawing>.micro { font-size:8px; color:var(--muted); }
    .work-drawing>img { width:100%; margin-block:25px 12px; }
    .work-drawing>strong { font-size:26px; line-height:1.15; font-weight:500; letter-spacing:-.05em; padding-top:5px; }
    .work-image figcaption { display:flex; justify-content:space-between; gap:20px; border-top:1px solid var(--line); padding:12px 20px; font:8px var(--mono); }
    .about-composition { display:grid; grid-template-columns:1fr 2fr; gap:70px; padding-left:165px; }
    .about-caption>.micro { color:var(--red); }
    .about-caption>p { font-size:13px; margin-top:12px; }
    .open-bracket { display:block; font-size:70px; font-weight:300; letter-spacing:.1em; line-height:1; margin-top:35px; color:var(--red); }
    .about-main { font-size:20px; line-height:1.7; }
    .achievement-list { font-size:15px; margin-top:30px; }
    .expertise { display:grid; grid-template-columns:1fr 2fr; gap:70px; padding:35px 0 0 165px; margin-top:40px; border-top:1px solid var(--line); }
    .expertise>.micro { color:var(--muted); }
    .expertise>div { display:flex; flex-wrap:wrap; gap:10px 22px; }
    .expertise>div>span { font:11px var(--mono); padding-bottom:6px; border-bottom:1px solid var(--line); }
    .career-ledger,.practice { margin-top:75px; }
    .section-label { display:flex; justify-content:space-between; align-items:end; gap:30px; margin-bottom:30px; }
    .section-label h2,.section-label h3 { font-size:27px; font-weight:500; letter-spacing:-.04em; }
    .section-label>.micro { color:var(--muted); }
    .career-entry { display:grid; grid-template-columns:130px 1fr 1fr; gap:35px; padding-block:28px; border-top:1px solid var(--line); }
    .career-date { font:12px var(--mono); color:var(--red); }
    .career-date>span { display:block; font-size:9px; color:var(--muted); margin-top:8px; }
    .career-entry h4 { font-size:23px; font-weight:500; letter-spacing:-.035em; line-height:1.3; margin-bottom:6px; }
    .career-entry p { font-size:12px; color:var(--muted); }
    .career-entry>.prose { font-size:12px; color:var(--muted); }
    .practice>article { display:grid; grid-template-columns:130px 1fr 1fr; gap:35px; padding-block:28px; border-top:1px solid var(--line); }
    .practice>article>.micro { color:var(--red); }
    .practice h4 { font-size:25px; font-weight:500; line-height:1.25; }
    .practice p { font-size:13px; color:var(--muted); }
    .practice .small-link { margin-top:15px; }
    .profile-cv { margin-top:35px; }
    .research-chapter { background:#e8e5dc; border-block:1px solid var(--line); }
    .publication-row { display:grid; grid-template-columns:130px 1fr 45px; align-items:start; gap:35px; padding-block:27px; border-top:1px solid #b9b7ae; }
    .publication-year { font:13px var(--mono); padding-top:3px; color:var(--red); }
    .publication-row h3 { font-size:24px; font-weight:500; letter-spacing:-.035em; line-height:1.35; }
    .publication-row p { color:var(--muted); font-size:11px; margin-top:10px; }
    .row-arrow { display:grid; place-items:center; width:38px; height:38px; border:1px solid var(--line); font-size:25px; transition:background .2s,color .2s; }
    a:hover .row-arrow { background:var(--red); color:var(--paper); border-color:var(--red); }
    .publication-row:hover h3 { text-decoration:underline; text-underline-offset:5px; text-decoration-thickness:1px; }
    .book-shelf { margin-top:70px; }
    .book-entry { display:grid; grid-template-columns:130px 1fr; gap:35px; align-items:start; padding-block:30px; border-top:1px solid #b9b7ae; }
    .book-spine { background:var(--ink); color:var(--paper); min-height:170px; display:flex; }
    .book-spine>span { padding:22px 15px; font-size:20px; line-height:1.3; letter-spacing:-.03em; }
    .book-spine>img { width:100%; }
    .book-entry>div:last-child { max-width:750px; }
    .book-entry .micro { color:var(--muted); font-size:9px; }
    .book-entry h4 { font-size:30px; line-height:1.2; margin-block:12px; font-weight:500; }
    .book-entry p { font-size:13px; color:var(--muted); margin-bottom:12px; }
    .activity-entry { display:grid; grid-template-columns:130px 1fr 45px; gap:35px; padding-block:28px; border-top:1px solid var(--line); }
    .activity-date { font:10px var(--mono); color:var(--red); padding-top:5px; }
    .activity-entry .micro { display:block; color:var(--muted); font-size:9px; margin-bottom:10px; }
    .activity-entry h3 { font-size:26px; line-height:1.28; font-weight:500; }
    .activity-entry p { color:var(--muted); font-size:12px; margin-top:14px; max-width:750px; }
    .activity-entry:hover h3 { color:var(--red); }
    .writing-chapter { padding-top:0; }
    .writing-entry { display:grid; grid-template-columns:130px 1.8fr 1fr; gap:35px; align-items:start; border-top:1px solid var(--ink); padding-block:32px; }
    .writing-meta { display:flex; flex-direction:column; gap:8px; font:9px/1.6 var(--mono); color:var(--muted); }
    .writing-meta>span:first-child { color:var(--red); margin-bottom:10px; }
    .writing-copy h3 { font-size:32px; line-height:1.2; font-weight:500; }
    .writing-copy h3 a:hover { color:var(--red); }
    .writing-copy>p { margin-top:18px; font-size:13px; color:var(--muted); max-width:650px; }
    .writing-copy .small-link { margin-top:18px; }
    .writing-visual { aspect-ratio:1.55; background:var(--pale); overflow:hidden; }
    .writing-visual>img { width:100%; height:100%; object-fit:cover; }
    .writing-visual>span { display:flex; align-items:end; justify-content:space-between; padding:15px 20px; height:100%; font-size:100px; font-weight:750; line-height:.8; letter-spacing:-.08em; }
    .writing-visual i { font-size:45px; font-style:normal; font-weight:400; color:var(--red); }
    .voices { padding-bottom:90px; }
    .voices>.micro { color:var(--red); }
    .voices figure { display:grid; grid-template-columns:2fr 1fr; gap:70px; padding-top:35px; margin-top:25px; border-top:1px solid var(--line); }
    .voices blockquote { font-size:31px; font-weight:500; line-height:1.45; letter-spacing:-.035em; margin:0; }
    .voices blockquote::before { content:'“'; color:var(--red); }
    .voices blockquote::after { content:'”'; color:var(--red); }
    .voices figcaption { font-size:13px; align-self:end; }
    .voices figcaption>span { display:block; margin-top:5px; color:var(--muted); font-size:11px; }
}
@layer documents {
    .page-opening { padding-block:65px 55px; }
    .back { display:block; width:fit-content; font:10px var(--mono); color:var(--muted); padding-block:8px; margin-bottom:32px; }
    .back:hover { color:var(--red); }
    .page-kicker { display:flex; justify-content:space-between; gap:30px; align-items:center; font:10px var(--mono); color:var(--muted); margin-bottom:30px; }
    .page-kicker>.micro { color:var(--red); }
    .page-opening h1 { font-size:clamp(42px,5.7vw,80px); line-height:1.08; font-weight:600; max-width:1100px; }
    .page-opening>p { max-width:800px; font-size:17px; color:var(--muted); margin-top:30px; line-height:1.8; }
    .archive { padding-bottom:100px; }
    .document-cover { margin:0 0 65px; border:1px solid var(--line); }
    .document-cover>img { width:100%; max-height:650px; object-fit:contain; }
    .document-grid { display:grid; grid-template-columns:245px minmax(0,1fr); gap:85px; align-items:start; margin-block:10px 70px; }
    .document-aside { position:sticky; top:30px; font-size:12px; min-width:0; border-top:2px solid var(--red); padding-top:18px; }
    .document-aside>.micro { display:block; margin-bottom:24px; color:var(--red); }
    .document-aside dl { margin:0 0 25px; overflow-wrap:anywhere; }
    .document-aside dt { font:9px var(--mono); color:var(--muted); margin-top:22px; }
    .document-aside dd { margin:7px 0 0; font-size:12px; }
    .document-aside>.primary-link { font-size:10px; gap:15px; }
    .document-aside>.small-link { margin-top:15px; margin-right:12px; font-size:10px; }
    .document-body { font-size:17px; max-width:780px; min-width:0; }
    .adjacent-pages { display:grid; grid-template-columns:1fr 1fr; gap:70px; border-top:1px solid var(--ink); padding-block:28px; }
    .adjacent-pages>a { font-size:19px; line-height:1.4; letter-spacing:-.025em; max-width:500px; }
    .adjacent-pages>a:last-child { justify-self:end; }
    .adjacent-pages>a>span { display:block; font:10px var(--mono); color:var(--muted); margin-bottom:15px; }
    .adjacent-pages>a:hover { color:var(--red); }
    .related { padding-block:55px 90px; }
    .related .section-label { margin-bottom:35px; }
    .related .writing-entry { grid-template-columns:130px 1.8fr 1fr; }
    .keywords { margin-top:35px; padding-top:1px; border-top:1px solid var(--line); }
    .keywords h2 { font-size:19px; margin-top:20px; }
    .keywords p { font-size:13px; color:var(--muted); }
    .blog-lead { display:flex; justify-content:space-between; align-items:end; gap:70px; margin-top:35px; }
    .blog-lead>p { font-size:15px; color:var(--muted); max-width:650px; }
    .search { flex:0 0 310px; }
    .search>label { display:block; color:var(--red); margin-bottom:8px; font-size:9px; }
    .search>div { display:flex; border-bottom:1px solid var(--ink); }
    .search input { border:0; background:transparent; padding-block:12px; width:100%; min-width:0; border-radius:0; font-size:13px; }
    .search button { width:44px; min-height:44px; flex-shrink:0; background:transparent; border:0; font-size:25px; }
    .category-index { display:flex; align-items:center; flex-wrap:wrap; gap:10px 25px; border-block:1px solid var(--ink); padding-block:15px; margin-bottom:40px; }
    .category-index>a { display:inline-flex; align-items:center; gap:6px; font-size:11px; padding-block:8px; min-height:36px; }
    .category-index>a>span { font:8px var(--mono); color:var(--muted); }
    .category-index>a[aria-current],.category-index>a:hover { color:var(--red); text-decoration:underline; text-underline-offset:5px; }
    .search-result { display:flex; justify-content:space-between; gap:25px; font:11px var(--mono); margin-bottom:28px; color:var(--muted); }
    .search-result>a { text-decoration:underline; text-underline-offset:4px; }
    .pagination { display:flex; align-items:center; justify-content:space-between; gap:25px; border-top:1px solid var(--line); padding-block:25px; margin-top:25px; font:10px var(--mono); }
    .pagination>a { min-height:44px; display:flex; align-items:center; }
    .series-index { margin-top:65px; }
    .series-index>a { display:flex; justify-content:space-between; gap:30px; align-items:center; padding-block:25px; border-top:1px solid var(--line); }
    .series-index h3 { font-size:24px; font-weight:500; }
    .series-index>a>span { font:10px var(--mono); flex-shrink:0; }
    .series-index>a:hover { color:var(--red); }
    .topic-index { display:flex; flex-wrap:wrap; align-items:center; gap:10px 25px; margin-block:35px; }
    .topic-index>.micro { color:var(--muted); }
    .topic-index>a { font:11px var(--mono); padding-block:8px; text-decoration:underline; text-underline-offset:4px; }
    .article-byline { display:flex; flex-wrap:wrap; gap:25px; font:10px var(--mono); color:var(--muted); margin-top:30px; }
    .contents { display:flex; flex-direction:column; gap:6px; }
    .contents>a { display:flex; gap:12px; align-items:start; font-size:11px; line-height:1.6; padding:7px 0; }
    .contents>a>span { font:8px var(--mono); color:var(--muted); margin-top:3px; }
    .contents>a.is-current,.contents>a:hover { color:var(--red); }
    .article-series { margin-top:45px; }
    .article-series>.micro { color:var(--red); }
    .article-series h2 { font-size:30px; margin-block:15px 30px; line-height:1.3; }
    .link-station { display:grid; grid-template-columns:.8fr 1.2fr; gap:100px; padding-block:75px 100px; }
    .link-identity { position:relative; isolation:isolate; }
    .link-identity>.micro { color:var(--red); display:block; margin-bottom:40px; }
    .link-kanji { position:absolute; top:80px; right:0; font:180px/1 'Yu Gothic',Meiryo,serif; color:#e1ddd2; z-index:-1; }
    .link-identity>img { width:110px; height:140px; object-fit:cover; object-position:50% 30%; filter:grayscale(1); margin-bottom:25px; border:1px solid var(--ink); padding:5px; }
    .link-identity h1 { font-size:35px; line-height:1.2; max-width:400px; }
    .link-identity>p { font-size:13px; color:var(--muted); margin-block:20px; }
    .link-identity>.small-link { overflow-wrap:anywhere; }
    .link-directory .page-kicker { margin-bottom:25px; }
    .link-directory h2 { font-size:55px; line-height:1.08; margin-bottom:40px; }
    .link-list>a { display:grid; grid-template-columns:25px 1fr 38px; gap:25px; align-items:center; border-top:1px solid var(--ink); padding-block:22px; }
    .link-list>a>.micro { color:var(--red); }
    .link-list strong { font-size:20px; font-weight:500; letter-spacing:-.025em; }
    .link-list small { display:block; color:var(--muted); font-size:12px; margin-top:5px; }
    .access-fold { margin-block:30px; border:1px solid var(--line); padding:18px 22px; font-size:12px; }
    .access-fold>summary { display:flex; justify-content:space-between; min-height:25px; list-style:none; }
    .access-fold>summary::-webkit-details-marker { display:none; }
    .access-fold[open]>summary>span { rotate:45deg; }
    .access-fold form { padding-top:20px; }
    .access-fold label { display:block; margin-bottom:10px; }
    .access-fold form>div { display:flex; gap:12px; }
    .access-fold input { min-width:0; width:100%; border:1px solid var(--line); background:transparent; padding:10px; border-radius:0; }
    .access-fold button { white-space:nowrap; }
    .form-error { color:#b1271c; margin-top:12px; }
    .access-status { margin-block:25px; color:var(--muted); }
    .link-directory>.action-link { margin-top:30px; }
    .error-scene { padding-block:65px 100px; }
    .error-number { font-size:clamp(150px,28vw,350px); line-height:.9; font-weight:750; letter-spacing:-.09em; color:transparent; -webkit-text-stroke:1px var(--red); padding-block:25px 40px; }
    .error-scene h1 { font-size:40px; max-width:650px; }
    .error-scene>p { color:var(--muted); font-size:14px; margin-block:25px; max-width:600px; }
}
@layer appearance {
    .hero-banner { position:relative; }
    .editorial-scene { position:absolute; inset:0; width:100%; height:100%; pointer-events:none; }
    .anime-ready [data-enter] { transition:none; }
    .anime-ready .work-image { overflow:hidden; }
    @media(prefers-reduced-motion:reduce) { .editorial-scene { display:none; } }
}
@layer closing {
    .closing-frame { background:var(--signal); color:var(--ink); padding-block:35px 22px; }
    .closing-overline { display:flex; justify-content:space-between; gap:30px; align-items:center; padding-bottom:25px; border-bottom:1px solid #17191b60; }
    .closing-overline>a { font-size:11px; padding-block:8px; }
    .closing-main { display:flex; align-items:center; justify-content:space-between; gap:40px; padding-block:45px 35px; }
    .closing-main h2 { font-size:clamp(65px,9.2vw,135px); line-height:.95; font-weight:650; letter-spacing:-.07em; }
    .closing-main h2>span { color:var(--paper); }
    .closing-arrow { font-size:130px; font-weight:400; line-height:1; width:160px; flex-shrink:0; transition:translate .25s; }
    .closing-arrow:hover { translate:8px -8px; }
    .closing-description { font-size:13px; max-width:650px; margin-bottom:30px; line-height:1.8; }
    .closing-links { display:flex; flex-wrap:wrap; gap:12px 30px; padding-bottom:35px; }
    .closing-links>a { font-size:12px; border-bottom:1px solid #17191b80; padding-block:8px; }
    .closing-links>a:hover { color:var(--paper); }
    .closing-colophon { display:grid; grid-template-columns:1fr 1fr auto; align-items:end; gap:35px; border-top:1px solid #17191b60; padding-top:25px; }
    .closing-colophon strong { font-size:12px; font-weight:600; display:block; }
    .closing-colophon>div>span { display:block; font-size:10px; margin-top:5px; }
    .closing-colophon p { font:9px/1.9 var(--mono); }
    .closing-colophon p>span { font-family:'Yu Gothic',Meiryo,serif; }
    .closing-colophon>a { font:10px var(--mono); padding-block:8px; }
    .read-meter { position:fixed; top:0; left:0; right:0; height:3px; background:var(--red); transform:scaleX(var(--read,0)); transform-origin:left; pointer-events:none; z-index:50; }
    .notice { position:fixed; left:50%; bottom:25px; z-index:50; background:var(--ink); color:var(--paper); border-left:3px solid var(--red); padding:12px 20px; max-width:calc(100% - 32px); font-size:12px; opacity:0; transform:translate(-50%,15px); transition:opacity .2s,transform .2s; pointer-events:none; }
    .notice.is-shown { opacity:1; transform:translate(-50%,0); }
}
@layer motion {
    @media(prefers-reduced-motion:no-preference) {
        .sora-lockup h1 { animation:frame-in .65s cubic-bezier(.2,.7,.2,1) both; }
        .sora-meaning { animation:frame-in .6s .1s both; }
        .motion-ready [data-enter] { transition:border-color .3s; }
        .motion-ready [data-enter].entered .row-arrow { animation:arrow-in .4s both; }
        @keyframes frame-in { from { opacity:0; transform:translateY(18px); } to { opacity:1; transform:none; } }
        @keyframes arrow-in { from { transform:translate(-5px,5px); } to { transform:none; } }
    }
    @media(prefers-reduced-motion:reduce) { html { scroll-behavior:auto; } *,*::before,*::after { animation:none!important; transition:none!important; } }
}
@layer responsive {
    @media(min-width:1700px) { .sora-lockup h1 { font-size:82px; } }
    @media(max-width:1200px) {
        .shell { width:calc(100% - 112px); }
        .sora-lockup { grid-template-columns:1fr 115px; }
        .sora-lockup h1 { font-size:6vw; }
        .sora-meaning { padding-left:22px; }
        .sora-meaning>span:first-child { font-size:80px; }
        .intro-scene { gap:30px; grid-template-columns:.85fr 1.15fr .75fr; }
        .identity-panel h2 { font-size:22px; }
        .intro-copy>.prose { font-size:13px; }
        .intro-copy { padding-top:20px; }
        .intro-actions { gap:12px 18px; }
        .chapter-heading { grid-template-columns:100px 1fr auto; gap:30px; }
        .chapter-number { font-size:90px; }
        .work-entry { gap:45px; }
        .work-info h3 { font-size:38px; }
        .about-composition,.expertise { padding-left:130px; gap:40px; grid-template-columns:1fr 1.7fr; }
        .career-entry,.practice>article,.publication-row,.activity-entry { grid-template-columns:100px 1fr 1fr; gap:30px; }
        .publication-row,.activity-entry { grid-template-columns:100px 1fr 40px; }
        .writing-entry,.related .writing-entry { grid-template-columns:100px 1.7fr 1fr; gap:30px; }
        .writing-copy h3 { font-size:29px; }
        .document-grid { grid-template-columns:210px minmax(0,1fr); gap:60px; }
        .link-station { gap:65px; }
        .link-directory h2 { font-size:46px; }
        .closing-arrow { font-size:110px; width:130px; }
    }
    @media(max-width:980px) {
        .shell { width:calc(100% - 64px); }
        .side-index { display:none; }
        .sora-lockup { grid-template-columns:1fr 100px; padding-block:36px 28px; }
        .sora-lockup h1 { font-size:6.5vw; }
        .sora-meaning { padding-left:20px; }
        .sora-meaning>span:first-child { font-size:70px; }
        .sora-meaning>span:last-child { font-size:9px; }
        .intro-scene { grid-template-columns:.85fr 1.15fr; gap:30px 40px; margin-top:35px; }
        .portrait-frame { grid-column:1; grid-row:2; max-width:200px; }
        .intro-copy { grid-column:2; grid-row:1/3; padding-top:20px; align-self:center; }
        .intro-copy>.prose { font-size:15px; }
        .identity-panel h2 { max-width:300px; font-size:26px; }
        .identity-panel .action-link { max-width:230px; }
        .intro-actions { gap:18px 25px; margin-top:30px; }
        .chapter { padding-block:75px; }
        .chapter-heading { grid-template-columns:80px 1fr auto; gap:25px; margin-bottom:45px; }
        .chapter-number { font-size:75px; }
        .chapter-heading h2 { font-size:50px; }
        .chapter-heading .micro { font-size:8px; }
        .chapter-aside { font-size:9px; }
        .work-entry { gap:35px; grid-template-columns:1fr 1fr; }
        .work-info h3 { font-size:33px; }
        .work-info>p { font-size:13px; }
        .work-drawing { padding:20px; }
        .work-drawing>strong { font-size:24px; }
        .work-drawing>img { margin-block:20px; }
        .about-composition,.expertise { padding-left:105px; gap:30px; grid-template-columns:1fr 1.5fr; }
        .about-main { font-size:17px; }
        .about-caption>p { font-size:12px; }
        .about-caption>.micro { font-size:9px; }
        .expertise>div>span { font-size:10px; }
        .career-entry,.practice>article { grid-template-columns:80px 1fr 1fr; gap:25px; }
        .career-entry h4 { font-size:20px; }
        .practice h4 { font-size:22px; }
        .publication-row,.activity-entry { grid-template-columns:80px 1fr 38px; gap:25px; }
        .publication-row h3 { font-size:22px; }
        .activity-entry h3 { font-size:23px; }
        .book-entry { grid-template-columns:105px 1fr; gap:30px; }
        .writing-entry,.related .writing-entry { grid-template-columns:85px 1.6fr 1fr; gap:25px; }
        .writing-copy h3 { font-size:26px; }
        .writing-visual>span { font-size:75px; padding:12px; }
        .writing-visual i { font-size:32px; }
        .writing-meta { font-size:8px; }
        .writing-copy>p { font-size:12px; }
        .writing-chapter { padding-top:0; }
        .voices figure { gap:40px; }
        .voices blockquote { font-size:27px; }
        .page-opening { padding-top:45px; }
        .page-opening h1 { font-size:54px; }
        .document-grid { grid-template-columns:180px minmax(0,1fr); gap:40px; }
        .document-aside>.primary-link { font-size:9px; padding:12px 14px; gap:10px; }
        .document-body { font-size:16px; }
        .document-aside dd { font-size:11px; }
        .contents>a { font-size:10px; gap:8px; }
        .blog-lead { gap:40px; }
        .blog-lead>p { font-size:13px; }
        .search { flex-basis:240px; }
        .link-station { grid-template-columns:.85fr 1.15fr; gap:45px; }
        .link-identity h1 { font-size:31px; }
        .link-kanji { font-size:150px; right:-10px; }
        .link-directory h2 { font-size:40px; }
        .link-list>a { gap:15px; grid-template-columns:20px 1fr 32px; }
        .link-list strong { font-size:19px; }
        .link-list .row-arrow { width:32px; height:32px; font-size:21px; }
        .closing-main h2 { font-size:84px; }
        .closing-arrow { font-size:90px; width:105px; }
        .closing-colophon { grid-template-columns:1.2fr 1fr auto; gap:25px; }
    }
    @media(max-width:680px) {
        .shell { width:calc(100% - 40px); }
        .masthead { padding-block:15px; gap:20px; }
        .brand-icon { width:32px; height:32px; }
        .brand .brand-wordmark { font-size:23px; }
        .brand { gap:9px; }
        .brand>span:last-child { font-size:16px; }
        .brand small { max-width:180px; font-size:7px; }
        .masthead-note { display:none; }
        .chapter-menu summary { font-size:10px; gap:18px; }
        .menu-sheet { width:100%; padding:20px 22px 15px; box-shadow:5px 5px 0 var(--red); }
        .menu-caption { font-size:8px; }
        .menu-sheet>a { grid-template-columns:28px 1fr 20px; padding-block:13px; }
        .menu-sheet strong { font-size:26px; }
        .opening { padding-top:20px; }
        .opening-overline>.micro { font-size:7px; }
        .opening-overline>.micro:first-child { max-width:185px; }
        .opening-overline>.micro:last-child { max-width:115px; text-align:right; }
        .sora-lockup { grid-template-columns:1fr 53px; gap:15px; padding-block:35px 25px; }
        .sora-lockup h1 { font-size:36px; line-height:1.12; }
        .hero-banner { aspect-ratio:2.7/1; }
        .sora-meaning { padding-left:10px; }
        .sora-meaning>span:first-child { font-size:37px; }
        .sora-meaning>span:last-child { font-size:6px; line-height:1.6; }
        .opening-rule { font-size:7px; padding-top:10px; gap:15px; }
        .intro-scene { grid-template-columns:1fr 112px; gap:25px 20px; margin-block:30px 25px; }
        .identity-panel { grid-column:1; grid-row:1; }
        .identity-panel>.micro { font-size:8px; }
        .identity-panel h2 { font-size:23px; margin-block:12px; }
        .identity-panel>p { font-size:10px; }
        .identity-panel .action-link { margin-top:12px; max-width:180px; font-size:10px; }
        .identity-panel .action-link>span:last-child { font-size:20px; }
        .portrait-frame { grid-column:2; grid-row:1; padding:5px 5px 0; align-self:start; margin-top:25px; max-width:none; }
        .portrait-frame>img { aspect-ratio:.8; object-position:50% 30%; }
        .portrait-frame figcaption { font-size:6px; padding-block:7px; }
        .portrait-frame::before { width:16px; height:16px; }
        .intro-copy { grid-column:1/-1; grid-row:2; padding-top:0; }
        .intro-copy>.prose { font-size:14px; max-width:none; }
        .intro-actions { margin-top:22px; gap:15px 22px; }
        .primary-link { font-size:10px; padding:13px 16px; min-height:47px; gap:25px; }
        .intro-actions .small-link { font-size:9px; }
        .opening-end { padding-block:14px 20px; }
        .opening-end>.micro { font-size:8px; max-width:230px; }
        .scroll-cue { height:33px; width:33px; font-size:20px; }
        .chapter { padding-block:60px; }
        .chapter-heading { grid-template-columns:50px 1fr; gap:18px; margin-bottom:35px; }
        .chapter-number { font-size:49px; line-height:1; }
        .chapter-heading h2 { font-size:41px; }
        .chapter-heading .micro { font-size:8px; margin-bottom:18px; }
        .chapter-aside { grid-column:2; align-self:start; font-size:9px; padding:0; margin-top:5px; }
        .chapter-aside br { display:none; }
        .chapter-heading>.small-link { grid-column:2; font-size:10px; width:fit-content; margin-top:3px; }
        .work-entry { grid-template-columns:1fr; gap:28px; padding-top:28px; margin-top:45px; }
        .work-entry:nth-of-type(even) .work-image { order:0; }
        .work-info h3 { font-size:36px; margin-bottom:20px; }
        .meta-line { font-size:9px; margin-bottom:20px; }
        .work-info>p { font-size:14px; }
        .work-tech { font-size:9px; }
        .work-drawing { padding:20px 22px; }
        .work-drawing>img { margin-block:22px 18px; }
        .work-drawing>strong { font-size:25px; }
        .work-image figcaption { padding:11px 15px; font-size:7px; }
        .about-composition { padding-left:0; grid-template-columns:1fr; gap:25px; }
        .about-caption { padding-left:68px; position:relative; }
        .about-caption>.micro { font-size:9px; }
        .about-caption>p { font-size:12px; margin-top:7px; }
        .open-bracket { position:absolute; top:-4px; left:0; font-size:32px; letter-spacing:-.1em; margin:0; }
        .about-main { font-size:18px; line-height:1.75; }
        .expertise { padding:25px 0 0; margin-top:30px; grid-template-columns:1fr; gap:20px; }
        .expertise>.micro { font-size:9px; }
        .expertise>div { gap:12px 20px; }
        .expertise>div>span { font-size:10px; }
        .career-ledger,.practice { margin-top:45px; }
        .section-label { gap:20px; margin-bottom:22px; }
        .section-label h2,.section-label h3 { font-size:24px; line-height:1.2; }
        .section-label>.micro { font-size:8px; flex-shrink:0; }
        .career-entry { grid-template-columns:60px 1fr; gap:12px 20px; padding-block:24px; }
        .career-date { font-size:12px; padding-top:3px; }
        .career-date>span { font-size:7px; margin-top:7px; }
        .career-entry h4 { font-size:22px; }
        .career-entry>div>p { font-size:11px; }
        .career-entry>.prose { grid-column:2; font-size:12px; }
        .practice>article { grid-template-columns:25px 1fr; gap:14px 18px; padding-block:24px; }
        .practice>article>.micro { padding-top:5px; font-size:9px; }
        .practice>article>div { grid-column:2; }
        .practice h4 { font-size:24px; }
        .practice p { font-size:13px; }
        .publication-row { grid-template-columns:40px 1fr 26px; gap:15px; padding-block:23px; }
        .publication-year { font-size:10px; padding-top:4px; }
        .publication-row h3 { font-size:19px; line-height:1.35; }
        .publication-row p { font-size:10px; }
        .row-arrow { width:26px; height:26px; font-size:18px; }
        .book-shelf { margin-top:45px; }
        .book-entry { grid-template-columns:80px 1fr; gap:22px; }
        .book-spine { min-height:115px; }
        .book-spine>span { font-size:15px; padding:15px 10px; }
        .book-entry h4 { font-size:24px; }
        .book-entry .micro { font-size:8px; }
        .book-entry p { font-size:12px; }
        .activity-entry { grid-template-columns:1fr 30px; gap:12px 18px; padding-block:24px; }
        .activity-date { grid-column:1/-1; font-size:9px; padding:0; }
        .activity-entry>div { grid-column:1; }
        .activity-entry>.row-arrow { grid-column:2; grid-row:2; }
        .activity-entry .micro { font-size:8px; margin-bottom:8px; }
        .activity-entry h3 { font-size:24px; }
        .activity-entry p { font-size:12px; }
        .writing-chapter { padding-top:0; }
        .writing-entry,.related .writing-entry { grid-template-columns:1fr 85px; gap:20px; padding-block:25px; }
        .writing-meta { grid-column:1/-1; flex-direction:row; flex-wrap:wrap; justify-content:space-between; gap:10px 15px; font-size:8px; }
        .writing-meta>span:first-child { margin:0; }
        .writing-copy { grid-column:1; min-width:0; }
        .writing-copy h3 { font-size:25px; line-height:1.2; }
        .writing-copy>p { font-size:12px; margin-top:15px; }
        .writing-copy .small-link { font-size:10px; margin-top:12px; }
        .writing-visual { grid-column:2; aspect-ratio:1; }
        .writing-visual>span { font-size:47px; padding:10px; }
        .writing-visual i { font-size:20px; }
        .voices { padding-bottom:55px; }
        .voices figure { grid-template-columns:1fr; gap:25px; padding-top:25px; }
        .voices blockquote { font-size:26px; }
        .voices figcaption { font-size:12px; }
        .page-opening { padding-block:35px 35px; }
        .back { font-size:9px; margin-bottom:23px; }
        .page-kicker { font-size:8px; margin-bottom:25px; gap:20px; }
        .page-kicker>.micro { font-size:8px; }
        .page-opening h1 { font-size:40px; line-height:1.12; }
        .page-opening>p { font-size:14px; margin-top:24px; }
        .archive { padding-bottom:60px; }
        .document-cover { margin-bottom:35px; }
        .document-grid { grid-template-columns:1fr; gap:35px; margin-bottom:45px; }
        .document-aside { position:static; padding-top:18px; }
        .document-aside>.micro { font-size:9px; margin-bottom:20px; }
        .document-aside dl { display:grid; grid-template-columns:75px 1fr; gap:15px 20px; margin-bottom:23px; }
        .document-aside dt,.document-aside dd { margin:0; font-size:11px; }
        .document-aside dt { font-size:9px; padding-top:3px; }
        .document-aside>.primary-link { font-size:10px; padding:12px 17px; }
        .document-aside>.small-link { font-size:10px; }
        .document-body { font-size:16px; }
        .prose h2 { font-size:28px; }
        .prose h3 { font-size:24px; }
        .prose pre { padding:18px; font-size:12px; }
        .prose blockquote { font-size:22px; padding-inline:18px; }
        .adjacent-pages { gap:25px; padding-block:24px; }
        .adjacent-pages>a { font-size:16px; }
        .adjacent-pages>a>span { font-size:8px; margin-bottom:12px; }
        .related { padding-block:40px 60px; }
        .related .section-label { margin-bottom:25px; }
        .blog-lead { flex-direction:column; align-items:stretch; gap:28px; margin-top:25px; }
        .blog-lead>p { font-size:14px; }
        .search { flex-basis:auto; }
        .search input { font-size:13px; }
        .category-index { gap:8px 18px; padding-block:12px; margin-bottom:25px; }
        .category-index>a { font-size:10px; }
        .search-result { font-size:10px; gap:20px; margin-bottom:25px; }
        .pagination { gap:15px; font-size:9px; flex-wrap:wrap; }
        .pagination>span:nth-child(2) { order:3; width:100%; text-align:center; }
        .series-index { margin-top:40px; }
        .series-index>a { gap:25px; padding-block:22px; }
        .series-index h3 { font-size:23px; }
        .series-index>a>span { font-size:9px; }
        .topic-index { gap:6px 20px; margin-block:25px; }
        .topic-index>a { font-size:10px; }
        .article-byline { gap:15px; font-size:8px; margin-top:24px; }
        .contents { display:grid; grid-template-columns:1fr 1fr; gap:5px 20px; }
        .contents>a { font-size:11px; gap:9px; }
        .contents>a>span { font-size:7px; }
        .article-series h2 { font-size:27px; }
        .link-station { grid-template-columns:1fr; gap:40px; padding-block:40px 65px; }
        .link-identity>.micro { margin-bottom:30px; font-size:9px; }
        .link-kanji { top:55px; right:20px; font-size:170px; }
        .link-identity>img { width:95px; height:120px; margin-bottom:22px; }
        .link-identity h1 { font-size:33px; }
        .link-identity>p { font-size:12px; margin-block:18px; }
        .link-identity>.small-link { font-size:11px; }
        .link-directory h2 { font-size:40px; margin-bottom:30px; }
        .link-list>a { gap:18px; grid-template-columns:20px 1fr 26px; padding-block:22px; }
        .link-list strong { font-size:20px; }
        .link-list .row-arrow { width:26px; height:26px; font-size:18px; }
        .link-list small { font-size:12px; }
        .access-fold { padding:16px 18px; }
        .access-fold form>div { gap:8px; }
        .error-scene { padding-block:40px 65px; }
        .error-number { font-size:41vw; padding-block:20px 30px; }
        .error-scene h1 { font-size:32px; }
        .error-scene>p { font-size:13px; }
        .closing-frame { padding-top:25px; }
        .closing-overline { padding-bottom:20px; gap:20px; }
        .closing-overline>.micro { font-size:8px; }
        .closing-overline>a { font-size:10px; white-space:nowrap; }
        .closing-main { gap:20px; padding-block:35px 30px; }
        .closing-main h2 { font-size:clamp(45px,10.5vw,65px); letter-spacing:-.065em; }
        .closing-arrow { font-size:55px; width:50px; }
        .closing-description { font-size:12px; margin-bottom:20px; }
        .closing-links { gap:8px 25px; padding-bottom:25px; }
        .closing-links>a { font-size:11px; }
        .closing-colophon { grid-template-columns:1fr auto; gap:25px; padding-top:22px; }
        .closing-colophon>div { grid-column:1/-1; }
        .closing-colophon strong { font-size:11px; }
        .closing-colophon>div>span { font-size:9px; }
        .closing-colophon p { font-size:8px; }
        .closing-colophon>a { font-size:9px; }
    }
    @media(max-width:360px) {
        .shell { width:calc(100% - 32px); }
        .brand small { max-width:160px; font-size:6px; }
        .intro-scene { grid-template-columns:1fr 90px; gap:22px 16px; }
        .identity-panel h2 { font-size:21px; }
        .sora-lockup { grid-template-columns:1fr 43px; gap:12px; }
        .sora-meaning { padding-left:8px; }
        .sora-meaning>span:first-child { font-size:29px; }
        .sora-meaning>span:last-child { font-size:5px; }
        .chapter-heading { grid-template-columns:42px 1fr; gap:15px; }
        .chapter-number { font-size:43px; }
        .chapter-heading h2 { font-size:36px; }
        .about-caption { padding-left:57px; }
        .publication-row { grid-template-columns:34px 1fr 22px; gap:11px; }
        .publication-row h3 { font-size:18px; }
        .publication-row .row-arrow { width:22px; height:24px; font-size:16px; }
        .writing-entry,.related .writing-entry { grid-template-columns:1fr 65px; gap:16px; }
        .writing-copy h3 { font-size:23px; }
        .writing-visual>span { font-size:36px; padding:8px; }
        .writing-visual i { font-size:15px; }
        .page-opening h1 { font-size:35px; }
        .closing-main h2 { font-size:43px; }
        .closing-arrow { font-size:45px; width:43px; }
    }
}
@layer appearance {
    :root[data-theme="dark"] { --paper:#131517; --ink:#eeeae0; --muted:#b6b3ab; --line:#424548; --pale:#25282b; --red:#ff806c; }
    .theme-toggle { position:relative; width:44px; height:44px; flex:0 0 44px; align-items:center; justify-content:center; border:1px solid var(--line); background:transparent; color:var(--ink); padding:0; margin-left:auto; }
    .theme-toggle:hover { background:var(--pale); }
    .theme-toggle svg { position:absolute; width:22px; height:22px; pointer-events:none; transition:opacity .28s ease,transform .38s cubic-bezier(.2,.7,.2,1); }
    .theme-moon { opacity:0; transform:rotate(-65deg) scale(.4); }
    [data-theme="dark"] .theme-sun { opacity:0; transform:rotate(70deg) scale(.4); }
    [data-theme="dark"] .theme-moon { opacity:1; transform:rotate(0) scale(1); }
    .masthead-note { margin-left:auto; }
    .masthead-note + .theme-toggle { margin-left:0; }
    [data-theme="dark"] .work-chapter { background:#0b0d0f; color:#eeeae0; }
    [data-theme="dark"] .work-image { --paper:#f4f1e9; --ink:#17191b; --line:#cccac1; --muted:#62645f; --red:#c93422; background:var(--paper); color:var(--ink); color-scheme:light; }
    [data-theme="dark"] .research-chapter { background:#1c1f22; }
    [data-theme="dark"] :is(.publication-row,.book-entry) { border-color:var(--line); }
    [data-theme="dark"] .menu-sheet { background:#202326; color:var(--ink); border-color:var(--line); box-shadow:9px 9px 0 #c93422; }
    [data-theme="dark"] .prose pre { background:#0b0d0f; color:#eeeae0; }
    [data-theme="dark"] .book-spine { background:#0b0d0f; color:#eeeae0; }
    [data-theme="dark"] .form-error { color:#ff9688; }
    [data-theme="dark"] .notice { background:#26292c; color:#eeeae0; }
    [data-theme="dark"] .closing-frame { background:#202326; color:var(--ink); }
    [data-theme="dark"] .closing-main h2>span { color:var(--red); }
    [data-theme="dark"] :is(.closing-overline,.closing-colophon,.closing-links>a) { border-color:var(--line); }
    [data-theme="dark"] .closing-links>a:hover { color:var(--red); }
    @media(max-width:680px) { .masthead { gap:14px; } .brand { min-width:0; } .brand small { overflow-wrap:anywhere; } .theme-toggle { margin-left:auto!important; } .chapter-menu summary { padding-left:0; gap:12px; } }
    @media(prefers-reduced-motion:reduce) { .theme-toggle svg { transition:none; } }
}
@layer appearance {
    .anime-ready .sora-lockup h1 { animation:none; }
    [data-scroll-motion="gsap"] .chapter-heading { position:relative; padding-bottom:18px; }
    [data-scroll-motion="gsap"] .chapter-heading::after { content:""; position:absolute; bottom:0; inset-inline:0; height:1px; background:currentColor; opacity:.35; transform:scaleX(var(--chapter-progress,0)); transform-origin:left; pointer-events:none; }
    .side-number { display:inline-block; }
    [data-scroll-motion="gsap"] .side-index a { background:linear-gradient(currentColor,currentColor) left bottom / calc(var(--section-progress,0) * 100%) 1px no-repeat; }
    .anime-ready .entered .row-arrow { animation:none; }
    .depth-frame { transform:perspective(1100px) rotateX(var(--depth-x,0deg)) rotateY(var(--depth-y,0deg)); transform-style:preserve-3d; transition:transform .45s cubic-bezier(.2,.7,.2,1); }
    .depth-active { will-change:transform; transition:transform .28s cubic-bezier(.22,1,.36,1); }
    .depth-frame.hero-banner img { transform:translate3d(var(--image-x,0px),var(--image-y,0px),0) scale(1.04); transition:transform .45s cubic-bezier(.2,.7,.2,1); }
    .depth-frame .work-drawing>img { transform:translateZ(18px); }
    .depth-frame .work-drawing>strong { transform:translateZ(26px); }
    @media(prefers-reduced-motion:reduce) { .depth-frame,.depth-frame img,.depth-frame strong { transform:none!important; transition:none!important; } }
}

@layer documents {
    .error-actions { display:flex; flex-wrap:wrap; align-items:center; gap:16px 28px; }
    .error-scene>.error-hint { font-size:12px; padding-top:24px; border-top:1px solid var(--line); }
    .error-colophon { display:flex; justify-content:space-between; gap:20px; padding-block:24px; border-top:1px solid var(--line); color:var(--muted); font:11px/1.6 var(--mono); }
}