:root{--bg:#F4F5EE;--paper:#FFFFFF;--ink:#1B2318;--ink-2:#5F6A5B;--line:#D9DED0;--matcha:#6E9B2E;--matcha-ink:#3B6417;color-scheme:light}
@media (prefers-color-scheme:dark){:root{--bg:#121710;--paper:#1A211A;--ink:#ECEFE6;--ink-2:#A2AC9D;--line:#2A3327;--matcha:#9CC85A;--matcha-ink:#BEDF8C;color-scheme:dark}}
*{box-sizing:border-box}
html{background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 "Zen Kaku Gothic New","Hiragino Sans",system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--matcha-ink);text-underline-offset:3px;text-decoration-thickness:1px}
a:focus-visible{outline:2px solid var(--matcha);outline-offset:3px}
.wrap{max-width:720px;margin:0 auto;padding:0 22px 64px}
.top{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 0;border-bottom:1px solid var(--line);margin-bottom:36px}
.wordmark{font-family:"Shippori Mincho","Hiragino Mincho ProN",Georgia,serif;font-weight:700;letter-spacing:.34em;font-size:15px;text-decoration:none;color:var(--ink);display:flex;align-items:center;gap:12px}
.wordmark .mk{color:var(--matcha-ink);display:block;flex:none}
nav{display:flex;gap:18px;font-size:14px;flex-wrap:wrap;justify-content:flex-end}
nav a{text-decoration:none;color:var(--ink-2)}
nav a[aria-current]{color:var(--ink);text-decoration:underline}
h1{font-family:"Shippori Mincho","Hiragino Mincho ProN","Yu Mincho",Georgia,serif;font-weight:700;font-size:clamp(30px,5vw,42px);line-height:1.15;margin:0 0 6px;text-wrap:balance}
.updated{font-family:"IBM Plex Mono",ui-monospace,Menlo,monospace;font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2);margin:0 0 28px}
.lead{font-size:18px;color:var(--ink-2);max-width:60ch;margin:0 0 32px}
h2{font-family:"Shippori Mincho","Hiragino Mincho ProN",Georgia,serif;font-weight:700;font-size:22px;line-height:1.25;margin:36px 0 10px}
p,li{max-width:66ch}
p{margin:0 0 14px}
ul{padding-left:22px;margin:0 0 14px}
li{margin-bottom:6px}
.box{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:18px 20px;margin:20px 0}
.box p:last-child{margin-bottom:0}
table{border-collapse:collapse;width:100%;margin:12px 0 20px;font-size:15px}
th,td{text-align:left;padding:10px 10px 10px 0;border-bottom:1px solid var(--line);vertical-align:top}
th{font-family:"IBM Plex Mono",ui-monospace,Menlo,monospace;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2);font-weight:500}
.tablewrap{overflow-x:auto}
footer{margin-top:56px;padding-top:18px;border-top:1px solid var(--line);color:var(--ink-2);font-size:14px;display:grid;gap:8px}
footer address{font-style:normal}
.policies{display:flex;gap:16px;flex-wrap:wrap}