:root{--bg: #fdfcfa;--fg: #1c1b19;--muted: #6b6862;--line: #e3e0da;--accent: #9a3412;--card: #ffffff;--measure: 42rem;--font-sans: "Hiragino Sans", "Noto Sans JP", "Yu Gothic", system-ui, sans-serif;--font-serif: "Hiragino Mincho ProN", "Yu Mincho", "Noto Serif JP", serif}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: #16151a;--fg: #e8e6e1;--muted: #9a968e;--line: #302e35;--accent: #e8845c;--card: #1e1d23}}:root[data-theme=dark]{--bg: #16151a;--fg: #e8e6e1;--muted: #9a968e;--line: #302e35;--accent: #e8845c;--card: #1e1d23}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--font-sans);line-height:1.9;font-size:1.0625rem;letter-spacing:.02em;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}a{color:var(--accent);text-underline-offset:.2em}p,li{overflow-wrap:anywhere;line-break:strict}img{max-width:100%;height:auto}.wrap{max-width:var(--measure);margin:0 auto;padding:0 1.25rem}.site-header{border-bottom:1px solid var(--line);padding:1.5rem 0 1.25rem;margin-bottom:2.5rem}.site-title{font-family:var(--font-serif);font-size:1.5rem;font-weight:600;letter-spacing:.02em;margin:0}.site-title a{color:var(--fg);text-decoration:none}.site-tagline{color:var(--muted);font-size:.8rem;margin:.35rem 0 0;line-height:1.6}.site-nav{display:flex;flex-wrap:wrap;gap:1.25rem;margin-top:1rem;font-size:.875rem}.site-nav a{color:var(--muted);text-decoration:none}.site-nav .nav-icon{width:1em;height:1em;vertical-align:-.125em;margin-right:.15em}.site-nav a:hover,.site-nav a[aria-current=page]{color:var(--accent)}.theme-toggle{margin-left:auto;display:inline-flex;align-items:center;justify-content:center;width:2rem;height:2rem;padding:0;background:none;border:1px solid var(--line);border-radius:999px;color:var(--muted);cursor:pointer;transition:color .15s,border-color .15s}.theme-toggle:hover{color:var(--accent);border-color:var(--accent)}.theme-toggle svg{width:1.05rem;height:1.05rem}.theme-toggle .icon-sun{display:none}@media(prefers-color-scheme:dark){:root:not([data-theme=light]) .theme-toggle .icon-sun{display:block}:root:not([data-theme=light]) .theme-toggle .icon-moon{display:none}}:root[data-theme=dark] .theme-toggle .icon-sun{display:block}:root[data-theme=dark] .theme-toggle .icon-moon{display:none}:root[data-theme=light] .theme-toggle .icon-sun{display:none}:root[data-theme=light] .theme-toggle .icon-moon{display:block}.no-js .theme-toggle{display:none}.article-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:2.25rem}.article-card h2{font-family:var(--font-serif);font-size:1.3rem;line-height:1.5;margin:.4rem 0 .5rem}.article-card h2 a{color:var(--fg);text-decoration:none}.article-card h2 a:hover{color:var(--accent)}.article-card p{margin:0;color:var(--muted);font-size:.925rem}.meta{display:flex;align-items:center;gap:.6rem;font-size:.75rem;color:var(--muted);letter-spacing:.04em}.badge{display:inline-block;padding:.12rem .5rem;border:1px solid var(--line);border-radius:999px;color:var(--accent);text-decoration:none;white-space:nowrap}.prose h1{font-family:var(--font-serif);font-size:1.9rem;line-height:1.45;letter-spacing:.01em;margin:.5rem 0 1.25rem}.prose h2{font-family:var(--font-serif);font-size:1.3rem;line-height:1.6;margin:3rem 0 .9rem;padding-bottom:.4rem;border-bottom:1px solid var(--line)}.prose h3{font-size:1.075rem;margin:2.25rem 0 .6rem}.prose p{margin:0 0 1.6rem}.prose h1+p{font-size:1.1rem;color:var(--fg)}.prose li{margin-bottom:.5rem}.prose blockquote{margin:1.5rem 0;padding:.25rem 0 .25rem 1.1rem;border-left:3px solid var(--line);color:var(--muted)}.prose table{width:100%;border-collapse:collapse;font-size:.9rem}.prose th,.prose td{border:1px solid var(--line);padding:.5rem .7rem;text-align:left}.table-scroll{overflow-x:auto}.source-box{margin:3rem 0 0;padding:1.1rem 1.25rem;background:var(--card);border:1px solid var(--line);border-radius:8px;font-size:.85rem;line-height:1.7}.source-box .label{display:block;font-size:.7rem;letter-spacing:.08em;color:var(--muted);margin-bottom:.35rem}.source-box .disclaimer{margin:.7rem 0 0;color:var(--muted);font-size:.775rem;line-height:1.65}.related{margin:2.5rem 0 0}.related h2{font-family:var(--font-serif);font-size:1.05rem;margin:0 0 .75rem;padding-bottom:.4rem;border-bottom:1px solid var(--line)}.related ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.75rem}.related li{display:flex;flex-direction:column;gap:.15rem}.related a{text-decoration:none;color:var(--fg)}.related a:hover{color:var(--accent)}.related time{font-size:.75rem;color:var(--muted)}.ad-slot{margin:2.5rem 0;min-height:100px;display:flex;justify-content:center}.site-footer{margin-top:5rem;padding:2rem 0 3rem;border-top:1px solid var(--line);font-size:.8rem;color:var(--muted)}.site-footer nav{display:flex;flex-wrap:wrap;gap:1.25rem;margin-bottom:1rem}.site-footer a{color:var(--muted)}