:root{--bg:#ffffff;--text:#1d232b;--muted:#5b6573;--line:#e3e7ec;--accent:#2f6b4f}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:"Hiragino Sans","Yu Gothic","Noto Sans JP",sans-serif;line-height:1.8;font-size:16px}
header{border-bottom:1px solid var(--line)}
.wrap{max-width:760px;margin:0 auto;padding:0 16px}
header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:18px;padding-bottom:18px}
.logo{font-weight:700;font-size:18px;color:var(--text);text-decoration:none;letter-spacing:.04em}
nav a{color:var(--muted);text-decoration:none;font-size:14px;margin-left:18px}
nav a:first-child{margin-left:0}
nav a:hover{color:var(--accent)}
main{padding:48px 0 64px}
h1{font-size:24px;margin:0 0 28px;letter-spacing:.04em}
h2{font-size:18px;margin:36px 0 12px;padding-left:10px;border-left:4px solid var(--accent)}
table{width:100%;border-collapse:collapse;font-size:15px}
th,td{border-bottom:1px solid var(--line);padding:14px 8px;text-align:left;vertical-align:top}
th{width:32%;color:var(--muted);font-weight:600}
p,li{font-size:15px}
.note{color:var(--muted);font-size:13px}
footer{border-top:1px solid var(--line);padding:24px 0;color:var(--muted);font-size:13px}
footer a{color:var(--muted);margin-right:16px}
@media (max-width:560px){th,td{display:block;width:100%;padding:6px 4px}th{padding-top:14px;border-bottom:none}td{padding-bottom:14px}nav a{margin-left:12px}}