:root{color-scheme:light;--ink:#253239;--muted:#637078;--line:#dce3e4;--paper:#fff;--soft:#f3f6f5;--link:#126350}
*{box-sizing:border-box}
html{scroll-padding-top:1.5rem}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.9 system-ui,-apple-system,"Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;overflow-wrap:anywhere}
a[href]{color:var(--link);text-underline-offset:.2em}
a[href]:hover{text-decoration-thickness:2px}
a:focus-visible,input:focus-visible,button:focus-visible{outline:3px solid #b06a00;outline-offset:4px}
.skip-link{position:absolute;top:-5rem;left:1rem;padding:.5rem;background:white;z-index:10}
.skip-link:focus{top:1rem}
.site-header{max-width:1100px;margin:auto;padding:1.5rem 2rem;display:flex;align-items:center;gap:1.2rem;flex-wrap:wrap}
.brand{display:inline-flex;align-items:center;line-height:0}
.brand img{display:block;width:118px;height:auto}
.site-header>span{color:var(--muted);font-size:.9rem}
.site-header nav{margin-left:auto;display:flex;gap:1.2rem;flex-wrap:wrap;font-size:.9rem}
.archive-banner{border-block:1px solid var(--line);background:var(--soft);text-align:center;padding:.65rem 1rem;font-size:.8rem;color:var(--muted)}
main{max-width:900px;margin:3rem auto 5rem;padding:0 2rem;min-height:50vh}
h1{font-size:clamp(1.65rem,4vw,2.35rem);line-height:1.5;margin:0 0 1.3rem;letter-spacing:.02em}
h2{font-size:1.4rem;line-height:1.6;margin:2rem 0 .8rem}
h3{font-size:1.1rem;line-height:1.6}
p{margin:1em 0}
.date{color:var(--muted);font-size:.85rem;font-variant-numeric:tabular-nums}
.notice{border-left:3px solid #98afa4;background:var(--soft);padding:1rem 1.2rem;font-size:.9rem}
.archive-links{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:.7rem;margin:2rem 0 3rem}
.archive-links a{border:1px solid var(--line);padding:.75rem 1rem;border-radius:4px}
.entry{padding:1.4rem 0;border-bottom:1px solid var(--line)}
.entry h2{margin:0;font-size:1.15rem}
.entry p{margin:.5rem 0}
.entry .date{margin:.35rem 0}
img{max-width:100%;height:auto}
figure{margin:1.5rem 0}
table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse;font-size:.9rem}
td,th{padding:.5rem .8rem;border:1px solid var(--line);vertical-align:top}
blockquote{margin:1.5rem 0;padding:.5rem 1.3rem;border-left:3px solid var(--line);color:#475a63}
pre{max-width:100%;overflow:auto;padding:1.2rem;background:#edf1f3;border:1px solid var(--line);border-radius:4px;font-size:.85rem;line-height:1.7;tab-size:4;white-space:pre;overflow-wrap:normal}
code,kbd,samp{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
:not(pre)>code{background:#edf1f3;padding:.1rem .3rem;border-radius:2px}
hr{border:0;border-top:1px solid var(--line);margin:2rem 0}
.comments{margin-top:3rem;border-top:2px solid var(--line);padding-top:1rem}
.comment{padding:1rem 0;border-bottom:1px solid var(--line);font-size:.9rem}
.comment h3{font-size:.9rem}
.pagination{display:flex;gap:.8rem;flex-wrap:wrap;margin:2rem 0}
.pagination a,.pagination strong{padding:.2rem .6rem;border:1px solid var(--line);border-radius:3px}
.related{margin-top:2rem;padding-top:1rem;border-top:1px solid var(--line)}
.site-footer{max-width:1100px;margin:auto;padding:40px 2rem 32px;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:8px 24px;color:#5f646e;font-size:12px;line-height:1.7}
.site-footer a[href]{color:inherit;text-decoration:none}
.site-footer a[href]:hover{text-decoration:underline}
.site-footer>span{margin-left:auto;white-space:nowrap}
.search-row{display:flex;gap:.75rem;margin-top:.7rem}
input,button{font:inherit;border:1px solid #a6b3b7;border-radius:4px;padding:.6rem .9rem}
input{min-width:0;flex:1}
button{background:var(--link);color:white;cursor:pointer}
#search-results li{padding:.6rem 0}
@media(max-width:600px){.site-header{padding:1rem 1.2rem;gap:.5rem 1rem}.site-header nav{width:100%;margin:0;font-size:.85rem}main{padding:0 1.2rem;margin-top:2rem}.site-footer{padding-inline:1.2rem}pre{font-size:.78rem;padding:.8rem}}
@media print{.site-header nav,.archive-banner,.pagination,form,footer{display:none}main{max-width:none;margin:0;padding:0}pre{white-space:pre-wrap;overflow-wrap:anywhere}a{color:inherit}h1,h2,h3{break-after:avoid}}