:root{--bg:#fbf8f3;--paper:#fff;--ink:#26241f;--sub:#5e5a52;--line:#e7e0d4;--line-strong:#cfc7b8;--soft:#f3eee5;--brand:#1f6f66;--brand-dark:#185a53;--brand-soft:#e3f0ee;--warm:#e9a23b;--warm-soft:#fbf0dc;--warm-ink:#7a4e0b;--em:#ffd66b;--foot:#2f2c27;--radius:10px;--font:"Yu Gothic UI", "Yu Gothic", YuGothic, "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, "Noto Sans CJK JP", "Noto Sans JP", sans-serif;--content:1080px;--reading:720px}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--ink);font-family:var(--font);overflow-wrap:anywhere;margin:0;font-size:16px;line-height:1.8}img{max-width:100%;height:auto}a{color:var(--brand)}a:hover{color:var(--brand-dark)}b,strong,th,h1,h2,h3,h4{font-weight:700}h1,h2,h3,.principle .text,.next a{word-break:auto-phrase}:focus-visible{outline:3px solid var(--warm);outline-offset:2px}.container{max-width:var(--content);margin:0 auto;padding:0 16px}.reading{max-width:var(--reading);margin:0 auto;padding:0 16px}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.page-title{margin:24px 0 8px;font-size:clamp(24px,4.5vw,32px);line-height:1.45}.lead{color:var(--sub);margin:0 0 24px}.section-title{justify-content:space-between;align-items:baseline;gap:8px;margin:40px 0 14px;display:flex}.section-title h2{margin:0;font-size:20px}.section-title a{white-space:nowrap;font-size:14px;text-decoration:none}.card-grid{grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));gap:20px;display:grid}.empty{background:var(--paper);border:1px dashed var(--line-strong);border-radius:var(--radius);color:var(--sub);text-align:center;padding:24px}.btn{background:var(--brand);color:#fff;border:1.5px solid var(--brand);border-radius:999px;padding:9px 22px;font-size:15px;font-weight:700;text-decoration:none;display:inline-block}.btn:hover{background:var(--brand-dark);color:#fff}.btn.ghost{color:var(--brand);background:0 0}.btn.ghost:hover{background:var(--brand-soft)}.prose{font-size:17px;line-height:1.95}.prose>*+*{margin-top:1.1em}.prose p{margin:1.1em 0 0}.prose h2{border-left:6px solid var(--brand);background:var(--paper);border-radius:0 8px 8px 0;margin:2.4em 0 .8em;padding:10px 14px;font-size:22px;line-height:1.5}.prose h3{border-bottom:2px solid var(--line);margin:2em 0 .6em;padding-bottom:6px;font-size:19px;line-height:1.5}.prose ul,.prose ol{padding-left:1.4em}.prose li+li{margin-top:.3em}.prose strong{background:linear-gradient(transparent 62%, var(--warm-soft) 62%)}.prose blockquote{border-left:4px solid var(--line-strong);color:var(--sub);background:var(--paper);margin:1.4em 0;padding:10px 16px}.prose table{border-collapse:collapse;margin:1.4em 0;font-size:15px;display:block;overflow-x:auto}.prose th,.prose td{border:1px solid var(--line);text-align:left;vertical-align:top;background:var(--paper);padding:8px 12px}.prose th{background:var(--soft)}.prose figure{margin:1.6em 0}.prose figcaption{color:var(--sub);margin-top:6px;font-size:14px}.prose img{border-radius:8px;display:block}.prose code{background:var(--soft);border-radius:4px;padding:1px 5px;font-size:.92em}.prose hr{border:0;border-top:1px solid var(--line);margin:2.4em 0}@media (width<=640px){.prose{font-size:16px}.prose h2{font-size:20px}}.site-header[data-astro-cid-nen7h5rs]{background:var(--paper);border-bottom:1px solid var(--line)}.bar[data-astro-cid-nen7h5rs]{justify-content:space-between;align-items:center;gap:12px;padding-top:14px;padding-bottom:10px;display:flex}.logo[data-astro-cid-nen7h5rs]{color:var(--ink);align-items:center;gap:9px;min-width:0;text-decoration:none;display:flex}.mark[data-astro-cid-nen7h5rs]{background:radial-gradient(circle at 35% 35%, #ffe3a6 0 30%, var(--warm) 31% 55%, var(--brand) 56%);border-radius:50%;flex:none;width:28px;height:28px}.name[data-astro-cid-nen7h5rs]{letter-spacing:.02em;white-space:nowrap;font-size:22px;font-weight:700}.tagline[data-astro-cid-nen7h5rs]{color:var(--sub);margin-left:4px;font-size:12px}.all[data-astro-cid-nen7h5rs]{white-space:nowrap;font-size:14px;font-weight:700;text-decoration:none}.pillar-nav[data-astro-cid-nen7h5rs] ul[data-astro-cid-nen7h5rs]{scrollbar-width:none;gap:6px;margin:0 auto;padding-bottom:10px;list-style:none;display:flex;overflow-x:auto}.pillar-nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{border:1px solid var(--line);color:var(--ink);white-space:nowrap;border-radius:999px;align-items:center;gap:6px;padding:4px 12px;font-size:14px;text-decoration:none;display:flex}.pillar-nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]:hover{background:var(--soft)}.pillar-nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs][aria-current=page]{border-color:var(--dot);background:var(--soft);font-weight:700}.dot[data-astro-cid-nen7h5rs]{background:var(--dot);border-radius:50%;width:9px;height:9px}@media (width<=640px){.tagline[data-astro-cid-nen7h5rs]{display:none}.name[data-astro-cid-nen7h5rs]{font-size:19px}}.site-footer[data-astro-cid-jo6i4kqk]{background:var(--foot);color:#e9e3d8;margin-top:72px;padding:32px 0 20px;font-size:14px}.inner[data-astro-cid-jo6i4kqk]{grid-template-columns:1.4fr 1fr 1fr;gap:24px;display:grid}.name[data-astro-cid-jo6i4kqk]{margin:0;font-size:18px;font-weight:700}.tagline[data-astro-cid-jo6i4kqk]{color:#c9c1b3;margin:4px 0 0}ul[data-astro-cid-jo6i4kqk]{margin:0;padding:0;list-style:none}li[data-astro-cid-jo6i4kqk]+li[data-astro-cid-jo6i4kqk]{margin-top:6px}a[data-astro-cid-jo6i4kqk]{color:#e9e3d8;text-decoration:none}a[data-astro-cid-jo6i4kqk]:hover{color:#fff;text-decoration:underline}.copy[data-astro-cid-jo6i4kqk]{color:#a9a192;margin-top:24px;font-size:12px}@media (width<=640px){.inner[data-astro-cid-jo6i4kqk]{grid-template-columns:1fr 1fr}.inner[data-astro-cid-jo6i4kqk]>div[data-astro-cid-jo6i4kqk]:first-child{grid-column:1/-1}}.preview-bar[data-astro-cid-z4jru4n3]{background:var(--warm);color:#2b1d05;text-align:center;padding:4px 12px;font-size:13px;font-weight:700}