:root {
  color-scheme: light;
  --ink: #17242d;
  --muted: #5e6b73;
  --green: #087b68;
  --green-dark: #045448;
  --surface: #ffffff;
  --line: #dce5e3;
  --background: #f3f7f6;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--background);
  color: var(--ink);
  font: 16px/1.65 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

header {
  background: linear-gradient(135deg, var(--green-dark), var(--green));
  color: white;
  padding: 44px 20px 64px;
}

header .wrap, main, footer .wrap { max-width: 840px; margin: auto; }
h1 { margin: 0 0 8px; font-size: clamp(2rem, 6vw, 3rem); line-height: 1.15; }
header p { margin: 0; opacity: .86; }

main {
  background: var(--surface);
  margin: -30px auto 32px;
  padding: clamp(24px, 5vw, 48px);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: 0 18px 55px rgba(18, 58, 51, .09);
}

h2 { margin: 34px 0 8px; color: var(--green-dark); font-size: 1.28rem; }
h2:first-child { margin-top: 0; }
p, ul { margin-top: 8px; }
a { color: var(--green-dark); font-weight: 650; }
.notice { padding: 16px 18px; border-left: 4px solid var(--green); background: #edf8f5; border-radius: 8px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.button { display: inline-block; padding: 11px 16px; border-radius: 10px; background: var(--green); color: white; text-decoration: none; }
.button.secondary { background: #e6efed; color: var(--green-dark); }
footer { color: var(--muted); padding: 0 20px 36px; font-size: .9rem; }

@media (max-width: 880px) {
  main { margin: -30px 12px 28px; }
}