:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #18252e;
  background: #f4f7f6;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* { box-sizing: border-box; }
body { margin: 0; line-height: 1.65; }
header, main, footer { width: min(100% - 2rem, 850px); margin-inline: auto; }
header { padding: 1.5rem 0; display: flex; justify-content: space-between; align-items: center; gap: 1rem; border-bottom: 1px solid #d7e0dc; }
.brand { color: #173f37; font-weight: 750; text-decoration: none; letter-spacing: .01em; }
nav { display: flex; flex-wrap: wrap; gap: 1rem; }
nav a, a { color: #176a58; }
nav a { font-size: .94rem; }
main { padding: 3.5rem 0 4rem; }
.eyebrow { color: #277461; font-size: .8rem; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
h1 { max-width: 720px; margin: .4rem 0 1rem; color: #153b33; font-size: clamp(2rem, 6vw, 3.4rem); line-height: 1.1; letter-spacing: -.04em; }
h2 { margin-top: 2rem; color: #153b33; font-size: 1.2rem; }
.lead { max-width: 690px; color: #455a53; font-size: 1.15rem; }
.panel { margin-top: 2rem; padding: 1.25rem 1.4rem; background: white; border: 1px solid #d7e0dc; border-radius: 12px; }
.notice { margin: 1rem 0; padding: .8rem 1rem; color: #4d493d; background: #fff8e8; border: 1px solid #e7d8ad; border-radius: 8px; font-size: .92rem; }
footer { padding: 1.2rem 0 2rem; border-top: 1px solid #d7e0dc; color: #5b6d67; font-size: .9rem; }
footer nav { margin-bottom: .6rem; }
@media (max-width: 560px) { header { align-items: flex-start; flex-direction: column; } main { padding-top: 2.4rem; } }