/* NiNav's public pages: black and white, like the app. Plain, readable,
   phone first. No fonts or scripts from anywhere else. */
:root {
  --ink: #0a0a0a;
  --meta: #555;
  --line: #e4e4e4;
  --panel: #f6f6f6;
  --page: #ffffff;
  --good: #2f8a5f;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #f2f2f2;
    --meta: #a8a8a8;
    --line: #2a2a2a;
    --panel: #141414;
    --page: #050505;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", sans-serif;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

header.top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
}

header.top a { color: inherit; text-decoration: none; font-weight: 800; font-size: 20px; }

.mark { width: 36px; height: 36px; flex: 0 0 auto; }

h1 { font-size: 32px; line-height: 1.2; margin: 0 0 8px; letter-spacing: -0.5px; }

h2 { font-size: 21px; line-height: 1.3; margin: 40px 0 8px; }

h3 { font-size: 17px; margin: 24px 0 4px; }

p, li { margin: 0 0 12px; }

ul { padding-left: 22px; }

a { color: inherit; text-underline-offset: 3px; }

.meta { color: var(--meta); font-size: 15px; }

.summary {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px 20px;
  margin: 24px 0;
}

.summary p:last-child, .summary ul:last-child { margin-bottom: 0; }

table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0 20px;
  font-size: 15px;
}

th, td {
  text-align: left;
  vertical-align: top;
  padding: 10px 8px;
  border-bottom: 1px solid var(--line);
}

th { font-weight: 600; }

.table-wrap { overflow-x: auto; }

footer {
  margin-top: 48px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--meta);
  font-size: 15px;
}

footer a { margin-right: 16px; }

.cards { display: grid; gap: 12px; margin: 24px 0; }

.card {
  display: block;
  padding: 16px 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  text-decoration: none;
}

.card strong { display: block; font-size: 18px; }