:root{--ink:#111318;--muted:#626a75;--line:#dfe3e8;--soft:#f4f6f8;--blue:#125ee8;--max:860px}*{box-sizing:border-box}body{margin:0;color:var(--ink);font:17px/1.7 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:var(--blue)}.nav{border-bottom:1px solid var(--line)}.nav div,.wrap{width:min(var(--max),calc(100% - 36px));margin:auto}.nav div{height:66px;display:flex;align-items:center;gap:24px}.nav a{text-decoration:none;color:var(--ink);font-size:14px}.nav .brand{font-size:20px;font-weight:800;margin-right:auto}.hero{padding:76px 0 54px}.tag{font-size:12px;text-transform:uppercase;letter-spacing:.12em;font-weight:800;color:var(--blue)}h1{font-size:clamp(42px,7vw,68px);line-height:1.04;letter-spacing:0;margin:16px 0 24px}h2{font-size:32px;line-height:1.15;margin:58px 0 18px}h3{font-size:21px;margin:30px 0 8px}.lead{font-size:21px;color:var(--muted)}.cta{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}.button{display:inline-flex;min-height:44px;align-items:center;padding:10px 17px;border:1px solid var(--line);border-radius:7px;text-decoration:none;font-size:14px;font-weight:750}.primary{background:var(--ink);border-color:var(--ink);color:white}.content{padding-bottom:80px}.answer{background:var(--soft);border-left:4px solid var(--blue);padding:22px 24px;margin:10px 0 44px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.box{border:1px solid var(--line);padding:20px;border-radius:7px}.box h3{margin-top:0}.related{border-top:1px solid var(--line);padding:40px 0 70px}.related a{display:block;margin:8px 0}.footer{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:14px}@media(max-width:640px){.grid{grid-template-columns:1fr}.hero{padding-top:52px}.nav a:not(.brand):not(:last-child){display:none}}