:root {
  color-scheme: light;
  --green: #087a3e;
  --ink: #143325;
  --muted: #5f7066;
  --line: #d7e8de;
  --mist: #f3faf6;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font: 16px/1.65 Inter, "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: var(--mist);
}
main {
  width: min(860px, calc(100% - 32px));
  margin: 32px auto;
  padding: clamp(24px, 5vw, 52px);
  background: white;
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 18px 50px rgba(20, 51, 37, 0.08);
}
h1, h2 { color: var(--green); line-height: 1.2; }
h1 { margin-top: 0; }
h2 { margin-top: 30px; }
.meta { color: var(--muted); }
a { color: var(--green); font-weight: 700; }
li + li { margin-top: 8px; }
.back { display: inline-block; margin-top: 28px; }