/* Adapted from the MIT-licensed GitHub Pages privacy-policy template
   (https://github.com/abhuiyan00/privacy-policy). Meridian Reader branding applied. */
:root {
  --bg: #fbfaf7;
  --fg: #141416;
  --muted: #6b6a66;
  --card: #f3f2ee;
  --border: #e5e3dc;
  --accent: #287060;
  --accent-soft: #e7f1ee;
  --maxw: 820px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141416;
    --fg: #f2f1ec;
    --muted: #a3a29c;
    --card: #1f1f23;
    --border: #2e2e33;
    --accent: #5fa0b8;
    --accent-soft: #1a2a30;
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 2.5rem 1.25rem 4rem; }
header {
  border-bottom: 1px solid var(--border);
  padding-bottom: 1.5rem;
  margin-bottom: 2rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  text-decoration: none;
  color: inherit;
}
.brand img {
  width: 44px;
  height: 44px;
  border-radius: 10px;
}
.brand span {
  font-weight: 600;
  letter-spacing: -0.01em;
}
nav.site {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-top: 0.75rem;
  font-size: 0.95rem;
}
nav.site a { color: var(--accent); text-decoration: none; }
nav.site a:hover { text-decoration: underline; }
nav.site a[aria-current="page"] {
  color: var(--fg);
  font-weight: 600;
  text-decoration: none;
}
h1 { font-size: 2rem; margin: 0 0 0.35rem; letter-spacing: -0.02em; }
h2 { font-size: 1.25rem; margin: 2.2rem 0 0.6rem; padding-top: 0.2rem; }
h3 { font-size: 1.05rem; margin: 1.4rem 0 0.4rem; }
.dates { color: var(--muted); font-size: 0.9rem; }
.summary {
  background: var(--accent-soft);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  padding: 1rem 1.15rem;
  margin: 1.75rem 0;
  font-size: 0.97rem;
}
.cards {
  display: grid;
  gap: 1rem;
  margin: 1.75rem 0;
}
@media (min-width: 640px) {
  .cards { grid-template-columns: 1fr 1fr; }
}
.card {
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.15rem 1.25rem;
  text-decoration: none;
  color: inherit;
}
.card:hover { border-color: var(--accent); }
.card strong { display: block; color: var(--accent); margin-bottom: 0.35rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }
p, li { color: var(--fg); }
a { color: var(--accent); }
.muted { color: var(--muted); }
ul { padding-left: 1.25rem; }
li { margin: 0.35rem 0; }
nav.toc {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
}
nav.toc ol {
  margin: 0.3rem 0 0;
  padding-left: 1.25rem;
  columns: 2;
  column-gap: 2rem;
}
nav.toc a { text-decoration: none; }
nav.toc a:hover { text-decoration: underline; }
footer {
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}
code {
  background: var(--card);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-size: 0.9em;
}
@media (max-width: 600px) {
  nav.toc ol { columns: 1; }
  h1 { font-size: 1.6rem; }
}