:root{--paper:#f8f6f2;--surface:#f0ece5;--ink:#28241f;--body:#403a33;--muted:#71695f;--accent:#a8412a;--rule:#ddd6cc;--serif:'Noto Serif JP','Yu Mincho',serif;--sans:'Noto Sans JP',-apple-system,BlinkMacSystemFont,'Yu Gothic',sans-serif;--gutter:24px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:32px}body{margin:0;background:var(--paper);color:var(--body);font:400 1rem/2.05 var(--sans);-webkit-font-smoothing:antialiased}::selection{background:#ecd3c7;color:var(--ink)}a{color:var(--accent);text-underline-offset:.3em;text-decoration-thickness:1px}button{font:inherit;cursor:pointer}a,button{-webkit-tap-highlight-color:transparent;touch-action:manipulation}a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:4px}img{display:block;max-width:100%;height:auto}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;z-index:100;top:8px;left:8px;padding:10px 20px;background:var(--ink);color:white;transform:translateY(-160%)}.skip-link:focus{transform:none}.reading-track{position:fixed;z-index:60;inset:0 0 auto;height:2px;pointer-events:none}#reading-fill{width:100%;height:100%;background:var(--accent);transform:scaleX(0);transform-origin:left}.mobile-reader,#mobile-toc,#toc-scrim{display:none}

/* A journal masthead and photographic opening. */
.masthead{max-width:1248px;margin:auto;padding:25px 48px;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--rule);font-size:.8125rem;color:var(--muted)}.masthead a,.reader-home{text-decoration:none;color:var(--ink);font-size:.8125rem;font-weight:500;letter-spacing:.06em}.masthead a span,.reader-home span{color:var(--accent)}
.hero{max-width:1248px;margin:auto;padding:60px 48px 64px}.hero-copy{max-width:990px;margin:0 auto}.eyebrow{display:flex;align-items:center;gap:20px;margin:0 0 24px;font:500 .8125rem/1.6 var(--sans);color:var(--accent);letter-spacing:.1em}.eyebrow span{color:var(--muted);font-size:.75rem;letter-spacing:.08em}.hero h1{margin:0;font:500 clamp(2.2rem,4.8vw,3.8rem)/1.55 var(--serif);letter-spacing:-.035em;color:var(--ink);overflow-wrap:anywhere}.hero h1>span{display:block}.hero h1 .title-context{font:500 1.0625rem/1.9 var(--sans);letter-spacing:.08em;margin-bottom:10px}.hero h1 .title-bridge{margin:2px 0;font-size:.38em;line-height:1.8;letter-spacing:.08em;color:var(--muted)}.hero .accent{color:var(--accent)}.hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px;margin-top:24px;font-size:.75rem;color:var(--muted)}.hero-meta time{display:none}.hero-image{margin:36px 0 0}.hero-image img{width:100%;aspect-ratio:2.3;object-fit:cover;object-position:center 57%}.hero-image figcaption{padding:12px 0 0;font-size:.75rem;color:var(--muted);line-height:1.85}.hero-deck{max-width:38em;margin:40px auto 0;font:500 1.125rem/2.15 var(--serif);color:var(--ink);text-wrap:pretty}

/* Open space and typography group the long-form content. */
.article-layout{max-width:1112px;margin:auto;padding:0 48px;display:grid;grid-template-columns:minmax(0,688px) minmax(0,220px);gap:76px;align-items:start}.article{min-width:0;display:flex;flex-direction:column;gap:26px;padding-top:30px;font-size:1.0625rem;line-height:2.1;letter-spacing:.02em;overflow-wrap:anywhere}.article:focus{outline:none}.article p{margin:0;text-wrap:wrap}.article>p,.chapter>p,.reading-pause>p,.prompt-note>p{text-align:justify;text-align-last:left;text-justify:inter-character}.article p.key-quote,.article p.closing-statement{text-align:left}.article strong{font-weight:700;color:var(--ink)}.article strong.highlight{background:linear-gradient(transparent 73%,#efdcd0 73%)}.opening-questions{display:flex;flex-direction:column;gap:8px;margin:6px 0 10px;padding-left:20px;border-left:2px solid var(--accent);font:500 1.125rem/2 var(--serif);color:var(--ink)}
.chapter{display:flex;flex-direction:column;gap:26px;padding-top:72px;min-width:0;scroll-margin-top:0}.chapter-header{padding-top:25px;margin-bottom:7px;border-top:1px solid var(--rule)}.chapter-header.numbered{display:grid;grid-template-columns:78px minmax(0,1fr);gap:24px;align-items:start;border-color:var(--accent);padding-top:27px}.chapter-number{font:italic 400 4rem/1.15 Georgia,serif;color:var(--accent);letter-spacing:-.04em}.chapter h2{display:flex;flex-direction:column;gap:12px;margin:0;font:500 1.8rem/1.7 var(--serif);color:var(--ink);letter-spacing:-.025em;text-wrap:pretty}.chapter-label{font:500 .8125rem/1.7 var(--sans);color:var(--accent);letter-spacing:.08em}.chapter h3{margin:24px 0 0;font:700 1.125rem/1.8 var(--sans);color:var(--ink)}
.note-label{display:block;font:500 .8125rem/1.8 var(--sans);color:var(--accent);letter-spacing:.05em}.reading-pause{display:flex;flex-direction:column;gap:13px;border-left:2px solid var(--accent);padding:2px 0 2px 24px;margin:10px 0}.key-quote{padding:4px 0 4px 24px;margin:10px 0!important;border-left:2px solid var(--accent);font:500 1.375rem/1.9 var(--serif);color:var(--ink)}.prompt-note{padding:23px 28px 26px;margin:8px 0;background:var(--surface);border-top:1px solid #cdbdaf}.prompt-note .note-label{margin-bottom:14px}.prompt-note p{font-size:1rem;line-height:2.05;color:var(--body)}.source-note{display:flex;flex-direction:column;gap:12px;padding-top:22px;border-top:1px solid var(--rule);margin-top:8px}.source-note p{font-size:.9375rem;color:var(--muted)}.source-note .note-label{color:var(--muted)}

/* Three perspectives, presented as a typographic index. */
.overview{margin:12px 0}.overview-question{padding:0 0 28px}.overview-question .note-label{margin-bottom:14px}.overview-question p{font:500 1.375rem/1.9 var(--serif);color:var(--ink)}.perspectives{list-style:none;margin:0;padding:0;border-top:1px solid var(--rule)}.perspectives li{border-bottom:1px solid var(--rule)}.perspectives a{display:grid;grid-template-columns:40px minmax(0,1fr) 16px;gap:16px;padding:24px 0;color:inherit;text-decoration:none}.perspective-number{font:italic 400 1.625rem/1.5 Georgia,serif;color:var(--accent)}.perspective-copy{display:flex;flex-direction:column;gap:5px}.perspective-copy strong{font:500 1.25rem/1.6 var(--serif)}.perspective-copy>span{font-size:.9375rem}.perspective-copy small{display:block;font-size:.8125rem;color:var(--muted);padding-top:5px}.perspective-arrow{align-self:center;color:var(--accent);transition:transform .18s ease}.perspectives a:hover .perspective-arrow{transform:translate(2px,-2px)}

/* Original artwork, visible at every width. */
.article-figure{display:flex;flex-direction:column;gap:10px;margin:12px 0;min-width:0}.diagram-image{display:block}.article-figure img{display:block;width:100%;height:auto;aspect-ratio:4/3}.article-figure figcaption{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:2px 14px;font-size:.8125rem;line-height:1.85;color:var(--muted)}.article-figure figcaption a{display:inline-flex;align-items:center;min-height:44px;font-size:.8125rem}.article-figure figcaption a::after{content:' ↗';white-space:pre}
.tool-list{border-top:1px solid var(--rule)}.tool-row{display:grid;grid-template-columns:28px minmax(0,1fr);gap:14px;border-bottom:1px solid var(--rule);padding:20px 0}.tool-row>span:first-child{padding-top:3px;font-size:.8125rem;color:var(--accent)}.workflow-note{margin:10px 0}.workflow{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}.workflow-step{display:flex;flex-direction:column;gap:9px;padding-top:14px;border-top:2px solid var(--ink)}.workflow-step:nth-child(even){border-color:var(--accent)}.workflow-role{font-size:.8125rem;font-weight:500;color:var(--muted)}.workflow-task{font-size:.9375rem;line-height:1.85;color:var(--ink)}.workflow-note>p{padding-top:22px;margin-top:22px;border-top:1px solid var(--rule);font-size:.875rem;color:var(--muted)}.capability-list{display:flex;flex-wrap:wrap;gap:10px 22px;margin:2px 0}.capability-list>span{border-bottom:1px solid var(--rule);padding:3px 0 6px;font-size:.9375rem;color:var(--ink)}

/* The closing action list and quieter prompts within it. */
.closing-statement{margin:8px 0 14px!important;padding:12px 0 12px 24px;border-left:2px solid var(--accent);font:500 2.125rem/1.8 var(--serif);color:var(--ink)}.action-list{border-top:1px solid var(--ink)}.action-step{display:grid;grid-template-columns:minmax(2rem,max-content) minmax(0,1fr);gap:18px;padding:26px 0;border-bottom:1px solid var(--rule)}.action-number{font:italic 400 1.375rem/1.7 Georgia,serif;color:var(--accent)}.action-copy{display:flex;flex-direction:column;gap:12px}.action-label{font-size:.8125rem;color:var(--accent)}.action-prompt{display:block;padding:16px 20px;margin-top:3px;background:var(--surface);font-size:1rem;line-height:2.05}.completion{border-top:1px solid var(--rule);padding:28px 0 0;margin-top:30px}.completion>span{font-size:.8125rem;color:var(--accent)}.completion p{margin:12px 0 0;font-size:1rem}.article footer{display:flex;flex-direction:column;gap:25px;border-top:1px solid var(--rule);margin-top:46px;padding:30px 0 76px}.article footer p{font-size:.9375rem;color:var(--muted)}.article footer>span{font-size:.75rem;letter-spacing:.15em;color:var(--muted)}

/* Reading navigation is deliberately quiet. */
.sidebar{position:sticky;top:32px;max-height:calc(100svh - 48px);overflow:auto;scrollbar-width:thin;padding:32px 0 24px}.toc-heading{display:flex;justify-content:space-between;gap:14px;font-size:.875rem;font-weight:500;color:var(--ink)}.toc-heading>span:last-child{font-variant-numeric:tabular-nums;color:var(--accent)}.position-caption{margin:1px 0 22px;text-align:right;font-size:.75rem;color:var(--muted)}.sidebar ol,#mobile-toc ol{list-style:none;margin:0;padding:0}.sidebar li a{position:relative;display:flex;flex-direction:column;gap:5px;border-left:1px solid var(--rule);padding:12px 18px 12px 16px;text-decoration:none;font-size:.875rem;line-height:1.75;color:var(--muted);transition:color .2s,border-color .2s}.toc-label{font-size:.75rem;font-weight:500;letter-spacing:.02em;color:var(--muted)}.sidebar a[aria-current=location]{border-left:2px solid var(--accent);padding-left:15px;color:var(--ink)}.sidebar a[aria-current=location] .toc-label{color:var(--accent)}.sidebar li a:hover{color:var(--ink)}.read-mark{position:absolute;right:3px;top:11px;font-size:.75rem;color:var(--accent)}.read-summary{display:flex;flex-direction:column;gap:4px;margin:24px 0 2px;font-size:.75rem;color:var(--muted)}.reset-read{align-self:flex-start;border:0;min-height:44px;padding:8px 0;background:none;text-align:left;color:var(--muted);font-size:.8125rem;text-decoration:underline;text-underline-offset:4px}.toc-article-title{display:block;min-height:44px;margin:8px 0 14px;padding:8px 0 18px;border-bottom:1px solid var(--rule);color:var(--ink);font-size:.9375rem;font-weight:700;line-height:1.85;text-decoration:none;overflow-wrap:anywhere}.toc-article-title:hover{color:var(--accent)}#article-header:focus{outline:none}

/* The archive shares the article's typography and photographic treatment. */
.home-wrap{max-width:1160px;padding:68px 48px;margin:auto}.home-header{margin-bottom:56px}.home-header h1{margin:0 0 24px;font:500 clamp(1.7rem,4vw,2.8rem)/1.65 var(--serif);color:var(--ink)}.home-header h1 span{color:var(--accent)}.home-header>p:last-child{margin:0;color:var(--muted)}.archive-label{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--ink);font-size:.8125rem;color:var(--muted)}.post-card{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:48px;align-items:center;border-bottom:1px solid var(--rule);padding:32px 0 40px;color:inherit;text-decoration:none}.post-card img{width:100%;aspect-ratio:16/9;object-fit:cover}.post-card .eyebrow{margin-bottom:20px}.post-card h2{font:500 clamp(1.4rem,2.3vw,1.8rem)/1.85 var(--serif);color:var(--ink);margin:0 0 18px;text-wrap:pretty}.post-card p:not(.eyebrow){color:var(--muted);font-size:.9375rem;margin:0 0 20px}.post-card:hover h2{color:var(--accent)}.read-link{font-size:.875rem;color:var(--accent)}

/* A warm, dark closing page gives the final words room to linger. */
.article-ending{position:relative;margin-top:84px;background:#2c241f;color:#f8f3eb;border-top:3px solid var(--accent);padding:88px 48px 64px}
.ending-inner{max-width:1016px;margin:0 auto}
.ending-label{display:block;color:#dca17e;font-size:.75rem;letter-spacing:.16em;line-height:1.8;margin-bottom:36px}
.ending-statement{max-width:20em;margin:0;font:500 clamp(1.8rem,3.3vw,2.8rem)/1.9 var(--serif);letter-spacing:.01em;overflow-wrap:anywhere}
.ending-statement span{display:block}
.ending-statement span:last-child{color:#e3b69a}
.ending-note{max-width:40em;margin:32px 0 0;font-size:1rem;line-height:2.1;color:#d0c3b7;text-wrap:pretty}
.ending-divider{max-width:688px;margin:36px 0 0;border:0;border-top:1px solid #615348}
.article-ending .completion{max-width:688px;margin:28px 0 0;padding-top:0;border:0}
.article-ending .completion .reset-read{display:block}
.article-ending .completion>span{color:#e3b69a}
.article-ending .completion p{color:#d0c3b7}
.article-ending .reset-read{color:#d0c3b7}
.article-ending:focus{outline:none}
@media(max-width:860px){.article-ending{margin-top:64px;padding:64px var(--gutter) 48px;min-height:58svh}.ending-label{margin-bottom:30px}.ending-statement{font-size:clamp(1.65rem,7.1vw,2.15rem);line-height:1.95;letter-spacing:0}.ending-note{margin-top:28px}.article-ending .completion{margin-top:36px}}
@media print{.article-ending{background:white;color:black;border-color:#777;margin-top:24px;padding:24px 0;min-height:0}.ending-statement,.ending-statement span:last-child,.ending-note,.ending-label{color:black}}
@media(max-width:1050px){
.article-layout{grid-template-columns:minmax(0,1fr) 200px;gap:40px;padding:0 36px}.hero{padding-left:36px;padding-right:36px}.article{font-size:1rem}.chapter-header.numbered{grid-template-columns:58px minmax(0,1fr);gap:20px}.chapter-number{font-size:3.2rem}.chapter h2{font-size:1.6rem}
}
@media(max-width:860px){
html{scroll-padding-top:72px}.masthead,.sidebar{display:none}.mobile-reader{display:flex;align-items:center;gap:12px;position:sticky;z-index:50;top:0;min-height:52px;padding:4px 18px;border-bottom:1px solid var(--rule);background:rgba(248,246,242,.96);backdrop-filter:blur(12px)}.reader-home{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.75rem;letter-spacing:.025em}.reader-home span{display:inline}#mobile-position{font-size:.75rem;color:var(--muted);font-variant-numeric:tabular-nums}#toc-toggle,#toc-close{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;border:0;padding:6px 4px 6px 8px;background:transparent;color:var(--ink);font-size:.875rem;line-height:1.5;white-space:nowrap}.menu-icon{position:relative;width:14px;height:10px;border-top:1px solid currentColor;border-bottom:1px solid currentColor}#toc-close{padding:6px 0 6px 12px;color:var(--muted)}#mobile-toc{display:block;position:fixed;z-index:55;top:64px;left:16px;right:16px;max-height:calc(100svh - 86px);overflow:auto;overscroll-behavior:contain;background:var(--paper);border:1px solid var(--rule);padding:14px 22px 18px;box-shadow:0 16px 40px #211e1a1f}.mobile-toc-head{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:.875rem;font-weight:500}#mobile-toc li a{position:relative;display:flex;flex-direction:column;gap:4px;border-top:1px solid var(--rule);border-left:2px solid transparent;padding:13px 18px 13px 10px;color:var(--body);text-decoration:none;font-size:.875rem;line-height:1.7}#mobile-toc a[aria-current=location]{border-left-color:var(--accent);background:var(--surface)}#toc-scrim{display:block;position:fixed;z-index:51;inset:52px 0 0;background:#211e1a30}
.hero{max-width:736px;padding:38px var(--gutter) 28px}.hero-copy{margin:0}.hero h1{font-size:clamp(1.8rem,8vw,2.6rem);line-height:1.65}.hero h1 .title-context{font-size:1rem;margin-bottom:9px}.hero h1 .title-bridge{font-size:.5em;line-height:1.7;margin:2px 0}.eyebrow{margin-bottom:24px;gap:16px}.hero-meta{margin-top:20px}.hero-image{margin:26px calc(-1 * var(--gutter)) 0}.hero-image img{aspect-ratio:16/9;object-position:center}.hero-image figcaption{padding:12px var(--gutter) 0}.hero-deck{margin:32px 0 0;font:500 1.0625rem/2.05 var(--serif)}.article-layout{--gutter:16px;display:block;max-width:736px;padding:0 var(--gutter)}.article{padding-top:18px;gap:24px;font-size:.9375rem;line-height:2}.article .prompt-note p,.article .action-prompt{font-size:.9375rem;line-height:2}.chapter{padding-top:60px;gap:24px}.chapter-header{margin-bottom:4px}.chapter-header.numbered{display:block}.chapter-number{display:block;margin-bottom:14px;font-size:3rem}.chapter h2{font-size:1.5rem;line-height:1.75;gap:10px}.chapter h3{font-size:1.125rem}.opening-questions{font-size:1.0625rem;padding-left:18px}.reading-pause{padding-left:20px}.key-quote{padding-left:20px;font-size:1.25rem}.prompt-note{padding:20px 22px 23px}.article-figure{margin:12px calc(-1 * var(--gutter))}.article-figure figcaption{padding:0 var(--gutter)}.closing-statement{padding-left:20px;font-size:1.8rem}.home-wrap{padding:42px var(--gutter)}.post-card{gap:28px}
}
@media(max-width:540px){
.workflow{grid-template-columns:minmax(0,1fr);gap:0;border-top:1px solid var(--rule)}.workflow-step{position:relative;display:grid;grid-template-columns:minmax(1.5rem,max-content) minmax(1.75rem,max-content) minmax(0,1fr);align-items:baseline;gap:14px;border-top:0;border-bottom:1px solid var(--rule);padding:17px 0}.workflow-step::before{content:attr(data-step);color:var(--accent);font:italic 400 1.125rem/1.6 Georgia,serif}.workflow-step:nth-child(even){border-color:var(--rule)}.workflow-task{font-size:1rem}.workflow-task br{display:none}.workflow-note>p{border:0;padding-top:0;margin-top:18px}.perspectives a{grid-template-columns:32px minmax(0,1fr) 16px;gap:14px}.overview-question p{font-size:1.2rem}.action-step{grid-template-columns:minmax(2rem,max-content) minmax(0,1fr);gap:14px;padding:24px 0}.action-prompt{padding:15px 17px}.post-card{display:flex;flex-direction:column;align-items:stretch;gap:24px;padding:24px 0 32px}.post-card img{margin-inline:calc(-1 * var(--gutter));max-width:none;width:calc(100% + 2 * var(--gutter));aspect-ratio:16/9}.post-card h2{font-size:1.5rem}.home-header{margin-bottom:40px}.home-header>p:last-child{font-size:.9375rem}
}
@media(max-width:360px){:root{--gutter:20px}.mobile-reader{padding-inline:14px;gap:8px}#mobile-position{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
@media print{body{color:black;background:white}.masthead,.sidebar,.mobile-reader,#mobile-toc,#toc-scrim,.reading-track,.skip-link,.completion{display:none!important}.hero{padding:0 0 24px}.hero h1{font-size:24pt}.hero-image img{max-height:220px;width:auto}.article-layout{display:block;padding:0}.article{font-size:11pt}.chapter{padding-top:24px}.chapter-header,.chapter h3{break-after:avoid}.prompt-note,.article-figure,.action-step{break-inside:avoid}.article-figure{margin-inline:0}}

/* Keep two-digit numbering together, including at enlarged text sizes. */
.chapter-number,.perspective-number,.action-number,.workflow-step::before{white-space:nowrap;overflow-wrap:normal;word-break:normal;font-variant-numeric:lining-nums tabular-nums}

/* Keep section headings visible below the sticky reader bar after TOC navigation. */
@media (max-width:860px){.article .chapter[id]{scroll-margin-top:72px}}
.privacy-page main{max-width:42em}.privacy-page main p,.privacy-page main li{font-size:1rem;line-height:2;color:var(--body)}.privacy-page main h2{margin:44px 0 12px;font:500 1.25rem/1.7 var(--serif);color:var(--ink)}.privacy-page main ul{padding-left:1.4em;margin:0}.privacy-page main a{color:var(--accent)}.privacy-page .eyebrow a{color:inherit;text-decoration:none}.privacy-back{margin-top:48px}.site-note{margin-top:56px;padding-top:20px;border-top:1px solid var(--rule);font-size:.8125rem;color:var(--muted)}.site-note a{color:var(--muted);text-underline-offset:4px}.ending-privacy a{color:#c9bfb4;text-underline-offset:4px}.ending-privacy{margin:18px 0 0;font-size:.8125rem!important}
/* スマホの行の高さを 1.6 に（全回共通。2026/10/11）。1画面に入る量を増やして、全体を俯瞰しやすくする。第2回・第3回の上書きは second-article.css */
@media(max-width:860px){.article.compact-text{line-height:1.6}}

/* 画像にタイトル相当のコピーが入っている回：見出しは画面上では隠し（HTMLには残す＝読み上げ・検索用）、画像を主役にする */
.hero-title-hidden{padding-top:20px}.hero-title-hidden h1{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.hero-title-hidden .hero-copy{margin:0}.hero-title-hidden .hero-image{margin-top:0}.hero-title-hidden .hero-image img{aspect-ratio:16/9;object-fit:contain}.hero-title-hidden .hero-meta{margin:14px 0 0}

/* 番号つきの節見出し：スマホでは、番号の右隣に「理由」などのラベルを並べる（2026/10/12） */
@media(max-width:860px){
.chapter-header.numbered{display:grid;grid-template-columns:auto minmax(0,1fr);column-gap:16px;align-items:baseline}
.chapter-header.numbered .chapter-number{grid-column:1;grid-row:1;margin:0}
.chapter-header.numbered h2{display:contents}
.chapter-header.numbered .chapter-label{grid-column:2;grid-row:1}
.chapter-header.numbered .chapter-title{grid-column:1/-1;grid-row:2;margin-top:12px}
}
.site-note{display:flex;flex-wrap:wrap;gap:6px 28px}
/* このサイトについて（About）への小さなリンク */
.home-header{position:relative}
.home-about{position:absolute;top:0;right:0;font-size:.8125rem;line-height:1.6;color:var(--muted);text-decoration:none}
.home-about:hover{color:var(--accent);text-decoration:underline}
.masthead-side{display:flex;align-items:center;gap:28px}
.masthead .masthead-about{color:var(--muted);font-weight:400;letter-spacing:.02em}
.masthead .masthead-about:hover{color:var(--accent);text-decoration:underline}
.mobile-reader .reader-home{flex:0 1 auto}
.reader-about{flex:1;min-width:0;padding-left:14px;margin-left:2px;border-left:1px solid var(--rule);font-size:.75rem;line-height:1.6;color:var(--muted);text-decoration:none;white-space:nowrap}