/* The site's own pages (help, About, Privacy): plain reading pages in the app's colors. */
:root { --ink: #1f2937; --muted: #6b7280; --line: #e5e7eb; --accent: #2563eb; --paper: #fff; --desk: #f3f4f6; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--desk); color: var(--ink); font: 16px/1.6 system-ui, sans-serif; }
a { color: var(--accent); }
.top { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  padding: 10px 16px; background: var(--paper); border-bottom: 1px solid #d1d5db; }
.top .brand { font-weight: 700; font-size: 20px; color: var(--ink); text-decoration: none; }
.top nav { display: flex; align-items: center; gap: 16px; }
.top nav a { text-decoration: none; }
.top .open { padding: 6px 14px; border-radius: 6px; background: var(--accent); color: #fff; font-weight: 600; }
.layout { display: flex; justify-content: center; gap: 24px; max-width: 1180px; margin: 0 auto; padding: 24px 16px; }
main { flex: 1; min-width: 0; max-width: 820px; background: var(--paper); padding: 24px 32px 32px; border-radius: 6px;
  box-shadow: 0 1px 4px #0002; }
.ad { flex: none; width: 160px; }
.ad[hidden] { display: none; }
h1 { font-size: 1.8rem; line-height: 1.25; margin: 0.2em 0 0.4em; }
h2 { font-size: 1.3rem; margin: 1.6em 0 0.4em; }
h3 { font-size: 1.1rem; margin: 1.4em 0 0.3em; }
h4 { font-size: 0.95rem; margin: 1em 0 0.2em; }
.lede { font-size: 1.1rem; color: #374151; }
.crumbs { font-size: 14px; color: var(--muted); margin: 0; }
.muted { color: var(--muted); }
code { font: 0.9em ui-monospace, monospace; background: var(--desk); border-radius: 3px; padding: 0 3px; }
h3 code { background: none; padding: 0; }
kbd { font: 0.8em ui-monospace, monospace; border: 1px solid #d1d5db; border-bottom-width: 2px; border-radius: 3px; padding: 0 4px; white-space: nowrap; }
.badge { font-size: 12px; font-weight: 400; border: 1px solid #d1d5db; border-radius: 10px; padding: 0 7px; color: #374151; vertical-align: middle; }
.entry { border-top: 1px solid var(--line); margin-top: 1.5em; scroll-margin-top: 12px; }
.example { border: 1px solid var(--line); border-radius: 6px; padding: 8px 12px; margin: 8px 0 12px; background: #fafaf9; }
.example .line { font-size: 17px; margin: 6px 0; overflow-x: auto; }
.names a { display: inline-block; margin: 0 10px 4px 0; }
ul.topics { padding-left: 1.2em; }
ul.topics li { margin: 0.3em 0; }
table.keys { border-collapse: collapse; margin: 8px 0; }
table.keys td { padding: 3px 12px 3px 0; vertical-align: top; }
footer { max-width: 1180px; margin: 0 auto; padding: 8px 16px 32px; font-size: 14px; color: #4b5563; text-align: center; }
footer p { margin: 4px 0; }
@media (max-width: 640px) { main { padding: 16px; } .layout { padding: 12px 8px; } }