:root{color-scheme:light;--ink:#392517;--accent:#775298;--paper:#faf7fc;--line:#e7ddee}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.65 system-ui,-apple-system,Segoe UI,sans-serif}main{max-width:780px;margin:40px auto;padding:32px;background:white;border:1px solid var(--line);border-radius:22px}header{border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:28px}.brand{font-weight:700;color:var(--accent)}h1{font-size:clamp(1.8rem,5vw,2.5rem);line-height:1.2}h2{font-size:1.3rem;margin-top:32px}a{color:#62417e;text-underline-offset:3px;overflow-wrap:anywhere}a:focus-visible{outline:3px solid #775298;outline-offset:4px}.button{display:inline-block;background:#775298;color:white;border-radius:12px;padding:12px 18px;text-decoration:none;font-weight:650}.notice{padding:16px;background:#f2eaf7;border-radius:12px}.muted{color:#685f70}nav{display:flex;flex-wrap:wrap;gap:18px;margin-top:28px;border-top:1px solid var(--line);padding-top:20px}@media(max-width:600px){main{margin:12px;padding:22px;border-radius:16px}}