:root{--ink:#172038;--muted:#667085;--purple:#6d3df5;--line:#e5e7ef}*{box-sizing:border-box}body{margin:0;background:linear-gradient(145deg,#f8f8fd,#eff8f7);color:var(--ink);font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.65}header{max-width:900px;margin:auto;padding:24px;display:flex;align-items:center;justify-content:space-between}.brand{font-size:1.25rem;font-weight:900;text-decoration:none;color:var(--ink)}.brand span,a{color:var(--purple)}main{max-width:900px;margin:10px auto 60px;padding:36px clamp(22px,5vw,56px);background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:0 18px 50px rgba(42,35,88,.09)}h1{font-size:clamp(2rem,5vw,3.2rem);line-height:1.05;letter-spacing:-.05em;margin:0 0 12px}h2{font-size:1.2rem;margin:30px 0 8px}p,li{color:#394156}.updated{color:var(--muted);font-size:.9rem}.notice{background:#f5f2ff;border-left:4px solid var(--purple);padding:14px 16px;border-radius:8px}footer{text-align:center;padding:0 20px 40px;color:var(--muted);font-size:.85rem}footer a{margin:0 8px}@media(max-width:650px){main{margin:0 12px 40px;border-radius:18px}header{padding:18px}}