/* PrAxis Mobile — shared stylesheet for converted markdown pages */
:root {
  --bg: #faf9f6;
  --ink: #1c1b18;
  --muted: #6f6a5f;
  --accent: #245c4f;
  --line: #e3ded3;
  --card: #ffffff;
  --fresh: #1d7a46;
  --aging: #b0741a;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16150f;
    --ink: #ece8dd;
    --muted: #9c968a;
    --accent: #7fc0ab;
    --line: #33302a;
    --card: #201f18;
    --fresh: #5fc98a;
    --aging: #e0a94f;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
}
main { max-width: 720px; margin: 0 auto; padding: 16px 18px 64px; }
.topnav {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 18px; border-bottom: 1px solid var(--line);
  position: sticky; top: 0; background: var(--bg); z-index: 5;
}
.topnav a { color: var(--accent); text-decoration: none; font-weight: 600; }
.stamp, .stamp-line { color: var(--muted); font-size: 13px; }
h1 { font-size: 26px; line-height: 1.25; margin: 18px 0 8px; }
h2 { font-size: 20px; margin: 26px 0 8px; }
h3 { font-size: 17px; margin: 20px 0 6px; }
a { color: var(--accent); }
hr { border: 0; border-top: 1px solid var(--line); margin: 24px 0; }
blockquote {
  margin: 12px 0; padding: 8px 14px;
  border-left: 3px solid var(--accent);
  background: var(--card); border-radius: 0 8px 8px 0;
}
code { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 0.88em;
  background: var(--card); border: 1px solid var(--line); border-radius: 4px; padding: 1px 5px; }
pre { overflow-x: auto; background: var(--card); border: 1px solid var(--line);
  border-radius: 8px; padding: 12px; }
pre code { border: 0; padding: 0; background: none; }
table { border-collapse: collapse; width: 100%; display: block; overflow-x: auto; font-size: 15px; }
th, td { border: 1px solid var(--line); padding: 6px 10px; text-align: left; vertical-align: top; }
th { background: var(--card); }
img { max-width: 100%; height: auto; border-radius: 8px; }

/* Portal cards */
.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 16px 0 8px; }
.card {
  display: flex; flex-direction: column; gap: 2px;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px; text-decoration: none; color: var(--ink);
}
.card strong { font-size: 17px; }
.card span { color: var(--muted); font-size: 13px; }

/* Shelf lists (preps, reference, people) */
ul.shelf { list-style: none; padding: 0; margin: 8px 0; }
ul.shelf li {
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 10px 14px; margin: 8px 0;
}
ul.shelf li a { font-weight: 600; text-decoration: none; display: block; }
ul.shelf .meta { display: block; margin-top: 3px; color: var(--muted); font-size: 13px; }
.badge { font-weight: 700; margin-right: 8px; }
.badge.fresh { color: var(--fresh); }
.badge.aging { color: var(--aging); }
.src { margin-right: 8px; text-transform: uppercase; letter-spacing: 0.04em; font-size: 11px; }
.empty { color: var(--muted); }