:root{color-scheme:light;--ink:#282a35;--muted:#626574;--paper:#fffdf8;--line:#dedbd2;--lavender:#eee8f7;--teal:#e3f1ed;--link:#174f78}*{box-sizing:border-box}body{margin:0;background:#f5f0e8;color:var(--ink);font:16px/1.85 system-ui,-apple-system,"Hiragino Kaku Gothic ProN",Meiryo,sans-serif}.reading-shell{width:min(920px,calc(100% - 32px));margin:0 auto;padding:24px 0 64px}.reading-header,.article-card,.reading-footer{background:var(--paper);border:1px solid var(--line);border-radius:16px}.reading-header{padding:18px 22px;margin-bottom:18px}.reading-header p{margin:0;color:var(--muted);font-size:.9rem}.reading-header nav{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:8px}.reading-header a,.reading-footer a{color:var(--link)}.article-card{padding:clamp(22px,5vw,48px);box-shadow:0 8px 24px #282a3509}.article-card h1{font-size:clamp(1.8rem,5vw,2.55rem);line-height:1.35;margin:.25em 0}.article-card h2{font-size:1.35rem;line-height:1.45;margin:2em 0 .6em;border-bottom:2px solid var(--line);padding-bottom:.35em}.article-card h3{font-size:1.08rem;line-height:1.5;margin:1.5em 0 .35em}.article-card p{margin:.7em 0}.article-lede{font-size:1.08rem;color:#454957}.eyebrow{font-size:.83rem;letter-spacing:.04em;color:var(--muted)}.note{padding:14px 16px;border-left:4px solid #7d6c9b;background:var(--lavender);border-radius:6px;margin:1.2em 0}.note.teal{border-color:#43877d;background:var(--teal)}.table-wrap{overflow-x:auto;margin:1em 0}table{width:100%;border-collapse:collapse;font-size:.95rem}th,td{text-align:left;vertical-align:top;padding:10px 12px;border:1px solid var(--line)}th{background:#f3f0e8}code,.symbol{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.symbol{font-size:1.08em;white-space:nowrap}ol,ul{padding-left:1.4em}li{margin:.45em 0}.source-list{font-size:.92rem}.source-list a,.article-card a{color:var(--link);overflow-wrap:anywhere}.action-row{display:flex;flex-wrap:wrap;gap:10px;margin:1.25em 0}.action-link{display:inline-block;border:1px solid #77808a;border-radius:999px;padding:7px 14px;text-decoration:none;background:white}.reading-footer{margin-top:18px;padding:18px 22px;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between}.reading-footer p{margin:0}.check-list{list-style:none;padding:0}.check-list li::before{content:"□ ";font-weight:700}.small-print{font-size:.9rem;color:var(--muted)}:focus-visible{outline:3px solid #316ca2;outline-offset:3px}@media(max-width:520px){.reading-shell{width:min(100% - 20px,920px);padding-top:10px}.reading-header,.reading-footer{padding:14px}.article-card{padding:20px 17px}th,td{padding:8px;font-size:.9rem}}