:root{color-scheme:light;--bg:#f4f8f3;--paper:#fff;--ink:#24352b;--muted:#637268;--line:#d8e4da;--accent:#397553}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic",sans-serif;line-height:1.75}.wrap{width:min(720px,calc(100% - 32px));margin:0 auto;padding:28px 0 48px}.paper{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:24px 22px;box-shadow:0 8px 24px #29452a12}h1{font-size:1.45rem;line-height:1.4;margin:0 0 8px}h2{font-size:1.05rem;margin:26px 0 8px;border-left:4px solid var(--accent);padding-left:10px}p{margin:8px 0}ul{padding-left:1.3rem}a{color:var(--accent);overflow-wrap:anywhere}.meta{color:var(--muted);font-size:.86rem}.nav{display:flex;gap:14px;flex-wrap:wrap;margin:12px 0 20px}.notice{background:#fff8e8;border:1px solid #ead8a5;border-radius:10px;padding:10px 12px}@media(max-width:420px){.wrap{width:calc(100% - 20px);padding-top:14px}.paper{padding:18px 15px;border-radius:14px}h1{font-size:1.25rem}}