:root{--ink:#071a36;--muted:#637188;--blue:#0d6efd;--line:#e2eaf5}*{box-sizing:border-box}body{margin:0;font-family:Arial,sans-serif;color:var(--ink);background:#f7faff}.wrap{width:min(900px,calc(100% - 36px));margin:auto}.top{padding:24px 0;border-bottom:1px solid var(--line);background:#fff}.brand{font-weight:900;letter-spacing:.08em;color:var(--ink);text-decoration:none}.brand span{color:var(--blue)}main{padding:70px 0 90px}.card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:clamp(28px,5vw,58px);box-shadow:0 22px 60px rgba(10,42,83,.08)}h1{font-size:clamp(34px,6vw,54px);margin:0 0 12px}h2{margin-top:34px;font-size:22px}p,li{color:var(--muted);line-height:1.75}a{color:var(--blue)}.back{display:inline-block;margin-top:28px;padding:13px 18px;border-radius:12px;background:var(--blue);color:#fff;text-decoration:none;font-weight:700}footer{padding:24px;text-align:center;color:#8793a5;font-size:13px}