:root {
  --sage: #a8b5a0;
  --sage-deep: #6f7f68;
  --sand: #e8dcc4;
  --rose: #d4a5a5;
  --ink: #2f3a2c;
  --muted: #5f6b5b;
  --paper: #faf8f3;
  --card: #ffffff;
  --line: #e6e1d6;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #ecefe8;
    --muted: #b8c0b2;
    --paper: #1d221b;
    --card: #262c24;
    --line: #3a4236;
    --sage-deep: #c3cfbb;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
.top {
  background: linear-gradient(160deg, var(--sage), var(--sand));
  padding: 40px 16px 32px;
}
.top-inner, main, footer { max-width: 760px; margin: 0 auto; }
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  color: #2f3a2c; text-decoration: none; font-weight: 700; letter-spacing: .2px;
}
.brand-mark {
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,.55); display: grid; place-items: center; font-size: 18px;
}
.top h1 { margin: 22px 0 6px; font-size: clamp(28px, 6vw, 40px); line-height: 1.15; color: #2f3a2c; }
.top p { margin: 0; color: #3f4b3b; }
nav.tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 18px; }
nav.tabs a {
  padding: 8px 14px; border-radius: 999px; text-decoration: none; font-size: 14px;
  background: rgba(255,255,255,.55); color: #2f3a2c;
}
nav.tabs a[aria-current="page"] { background: #2f3a2c; color: #fff; }
main { padding: 28px 16px 8px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 20px;
  padding: 22px 22px 8px; margin-bottom: 16px;
}
h2 { font-size: 19px; margin: 0 0 8px; color: var(--sage-deep); }
p, li { color: var(--muted); }
p { margin: 0 0 14px; }
ul { margin: 0 0 14px; padding-left: 20px; }
li { margin-bottom: 6px; }
strong { color: var(--ink); }
a { color: var(--sage-deep); }
.note {
  border-left: 4px solid var(--rose); padding: 12px 16px; border-radius: 12px;
  background: var(--card); margin-bottom: 16px; color: var(--muted);
}
footer { padding: 16px 16px 48px; color: var(--muted); font-size: 14px; }
footer a { margin-right: 14px; }