:root { --blue:#07579b; --ink:#102337; --muted:#5d6d7c; --line:#dce7ee; }
* { box-sizing:border-box; }
body { margin:0; color:var(--ink); font:16px/1.7 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif; background:#f6fafc; }
header, main { width:min(820px,calc(100% - 32px)); margin:auto; }
header { padding:28px 0; }
header a { display:inline-flex; align-items:center; gap:12px; color:var(--ink); font-weight:800; text-decoration:none; }
header img { width:58px; height:58px; border-radius:50%; }
main { margin-bottom:70px; padding:clamp(28px,7vw,65px); border:1px solid var(--line); border-radius:24px; background:#fff; box-shadow:0 18px 60px rgba(7,52,93,.1); }
h1 { margin:0 0 30px; color:var(--blue); font-size:clamp(2.2rem,7vw,4rem); line-height:1; }
h2 { margin-top:30px; font-size:1.1rem; }
p { color:var(--muted); }
a { color:var(--blue); }
.back { display:inline-block; margin-top:30px; font-weight:800; text-decoration:none; }