:root{--ink:#1F2329;--paper:#FFFFFF;--accent:#FF6A1A;--accent-ink:#B84A0E;--muted:#5B636E;--line:#E3E6EA;--soft:#F5F6F8;--warn-bg:#FFF4EC}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic",Meiryo,sans-serif;line-height:1.85;font-size:16px}
a{color:var(--accent-ink)}
.draft{background:var(--warn-bg);border-bottom:2px solid var(--accent);font-size:13px;padding:8px 16px;text-align:center}
header.site{background:var(--ink);color:#fff}
header.site .in{max-width:960px;margin:0 auto;padding:12px 16px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
header.site a.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:700;font-size:20px}
header.site img{width:36px;height:36px;border-radius:50%}
header.site nav{margin-left:auto;display:flex;gap:16px;flex-wrap:wrap;font-size:14px}
header.site nav a{color:#fff;text-decoration:none;opacity:.9}
header.site nav a:hover{opacity:1;text-decoration:underline}
main{max-width:760px;margin:0 auto;padding:24px 16px 48px}
.hero img{width:100%;height:auto;aspect-ratio:1500/300;object-fit:cover;object-position:top;display:block;border-radius:8px}
h1{font-size:28px;line-height:1.4;margin:24px 0 12px}
h2{font-size:21px;line-height:1.5;margin:40px 0 12px;padding-left:12px;border-left:5px solid var(--accent)}
h3{font-size:17px;margin:28px 0 8px}
p,li{overflow-wrap:anywhere}
.note{background:var(--soft);border:1px solid var(--line);border-radius:8px;padding:12px 16px;font-size:14px;color:var(--muted)}
.pending{background:var(--warn-bg);border:1px dashed var(--accent);border-radius:8px;padding:12px 16px;font-size:14px}
.disclosure{background:var(--soft);border-left:4px solid var(--muted);padding:10px 14px;font-size:14px}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:12px 0}
table{border-collapse:collapse;min-width:520px;width:100%;font-size:14px}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
th{background:var(--soft)}
td:first-child,th:first-child{min-width:7.5em;width:28%}
.card{display:block;border:1px solid var(--line);border-radius:10px;overflow:hidden;text-decoration:none;color:var(--ink);margin:16px 0}
.card img{width:100%;height:auto;display:block}
.card span{display:block;padding:12px 14px;font-weight:700}
.thumb{width:100%;height:auto;border-radius:8px;display:block;margin:8px 0 16px}
footer{border-top:1px solid var(--line);background:var(--soft);font-size:13px;color:var(--muted)}
footer .in{max-width:960px;margin:0 auto;padding:20px 16px;display:flex;flex-wrap:wrap;gap:8px 20px}
footer a{color:var(--muted)}

.scroll-hint{display:none;font-size:12px;color:var(--muted);margin:8px 0 -4px}
@media (max-width:600px){.scroll-hint{display:block}}
@media (max-width:480px){h1{font-size:23px}h2{font-size:19px}body{font-size:15.5px}header.site nav{margin-left:0;width:100%}}

.skip{position:absolute;left:16px;top:-100px;background:white;color:#1F2329;padding:8px;z-index:10}.skip:focus{top:10px}
a:focus-visible{outline:3px solid #B84A0E;outline-offset:4px}
.kicker{font-size:13px;font-weight:700;letter-spacing:.08em;color:#5B636E}
.lead{font-size:18px;line-height:1.9}.article-link{background:#F5F6F8;padding:22px;border-radius:10px;margin:20px 0}.article-link h3{margin:0 0 8px}.article-link p{margin:0}
.toc{padding:16px 20px;background:#F5F6F8;border-radius:8px}.toc ul{margin:8px 0;padding-left:22px}
@media(max-width:480px){.lead{font-size:17px}.article-link{padding:18px}}