/* 解説・規約ページ共通：トップと同じ白地・罫線・書体 */
:root{color-scheme:light;--bg:#FFFFFF;--ink:#1F2024;--muted:#66686F;--line:#E2E2E5;--rule:#1F2024;--soft:#F5F5F6;--principal:#2F6FD0;--interest:#F0603C;--sun:#FFD43B;
  --f-display:"Dela Gothic One","Hiragino Sans","Noto Sans JP",sans-serif;
  --f-body:"M PLUS Rounded 1c","Hiragino Maru Gothic ProN","Hiragino Sans","Noto Sans JP",system-ui,sans-serif}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.9}
.wrap{max-width:760px;margin:0 auto;padding-inline:16px;padding-block:24px 64px}
.crumb{font-size:13px;margin-bottom:10px}
a{color:var(--ink);text-underline-offset:3px}
a:focus-visible{outline:2px solid var(--principal);outline-offset:2px}
header{padding-bottom:14px;border-bottom:3px solid var(--rule);margin-bottom:28px}
h1{font-family:var(--f-display);font-weight:400;font-size:clamp(24px,4.5vw,32px);line-height:1.35;margin:0;text-wrap:balance}
.meta{font-size:13px;color:var(--muted);margin:8px 0 0}
h2{font-size:20px;font-weight:800;margin:40px 0 10px;padding-top:14px;border-top:1px solid var(--line);text-wrap:balance}
h3{font-size:16px;font-weight:800;margin:24px 0 6px}
p,li{max-width:65ch}
.tbl{overflow-x:auto;margin:14px 0}
table{border-collapse:collapse;width:100%;font-size:14px;min-width:480px}
th,td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
th:first-child,td:first-child{text-align:left}
thead th{border-bottom:2px solid var(--rule);font-size:13px;color:var(--muted)}
.cta{display:inline-block;margin:24px 0;background:var(--sun);color:var(--ink);font-weight:800;text-decoration:none;border-radius:4px;padding:10px 20px}
.cta:hover{background:#F5C400}
.note{font-size:13px;color:var(--muted)}
footer{margin-top:48px;padding-top:14px;border-top:3px solid var(--rule);font-size:13px;color:var(--muted)}
footer nav{display:flex;flex-wrap:wrap;gap:6px 18px;margin:6px 0}
.list{list-style:none;padding:0;margin:0}
.list li{padding:14px 0;border-bottom:1px solid var(--line)}