:root{color-scheme:light;--ink:#182d35;--muted:#52666e;--gold:#b58a42;--line:#dfe7e8}*{box-sizing:border-box}body{margin:0;background:#f5f7f6;color:var(--ink);font-family:Tahoma,Arial,sans-serif;line-height:1.95}header,main,footer{max-width:860px;margin:auto;padding:28px}header{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line)}.brand{font-weight:800;letter-spacing:.08em;text-decoration:none;color:var(--ink)}nav{display:flex;gap:22px;flex-wrap:wrap}a{color:#14626b;text-underline-offset:4px}main{padding-top:55px;padding-bottom:55px}h1{font-size:clamp(28px,5vw,43px);line-height:1.4;margin:8px 0 16px}h2{font-size:21px;margin-top:34px}p,li{font-size:16px}.eyebrow{color:var(--gold);font-size:13px;font-weight:700}.intro{font-size:19px;color:var(--muted)}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;margin:25px 0}.email{display:inline-block;direction:ltr;font-size:20px;font-weight:700}footer{border-top:1px solid var(--line);color:var(--muted);font-size:13px}@media(max-width:560px){header,main,footer{padding:22px}header{align-items:flex-start;flex-direction:column}.card{padding:20px}main{padding-top:36px}}