:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#14151a;background:#f5f7fb}
*{box-sizing:border-box}body{margin:0;min-height:100vh;display:flex;flex-direction:column;background:radial-gradient(circle at 85% 15%,#e8e9ff 0,transparent 34%),linear-gradient(135deg,#fff,#f4f6fb)}
main{width:min(980px,calc(100% - 48px));margin:auto;padding:90px 0}.mark{letter-spacing:.18em;font-size:13px;font-weight:700;color:#5558a8}
h1{font-size:clamp(42px,7vw,82px);line-height:.98;max-width:850px;margin:22px 0 28px;letter-spacing:-.055em}
p{font-size:20px;line-height:1.55;max-width:680px;color:#555b66}nav{display:flex;gap:24px;margin-top:38px}
a{color:#30336f;text-decoration:none;font-weight:600}a:hover{text-decoration:underline}footer{padding:24px;text-align:center;font-size:13px;color:#7a808b}