/* MAIC 社群工作台: public terms and policy pages. Plain reading pages: no scripts, no inline styles (strict CSP). */
:root {
  --blue: #1450f5;
  --ink: #0e1728;
  --muted: #536783;
  --line: #d7e7f8;
  --paper: #ffffff;
  --canvas: #f4f9ff;
  --amber: #7b5213;
  --amber-bg: #fff7df;
  --amber-line: #f0d98f;
  --mark: #fff0b3;
  --cyan: #32c7f9;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  color: var(--ink);
  background: var(--canvas);
  font-synthesis: none;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
* { box-sizing: border-box; }
html { min-width: 320px; }
body { margin: 0; background: var(--canvas); font-size: 16px; line-height: 1.85; overflow-wrap: anywhere; }
a { color: var(--blue); text-underline-offset: 4px; }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 3px; }

.skip-link { position: absolute; left: 16px; top: -64px; z-index: 2; padding: 8px 14px; border-radius: 10px; background: var(--paper); }
.skip-link:focus { top: 12px; }

.wrap { width: 100%; max-width: 820px; margin: 0 auto; padding: 0 16px; }

header.site { border-bottom: 1px solid var(--line); background: var(--paper); }
header.site .wrap { display: grid; gap: 6px; padding-top: 14px; padding-bottom: 12px; }
.brand { color: var(--ink); font-weight: 800; letter-spacing: -.01em; text-decoration: none; }
.brand span { margin-left: 8px; color: var(--muted); font-weight: 600; font-size: 14px; }
nav ul { display: flex; flex-wrap: wrap; gap: 0 16px; margin: 0; padding: 0; list-style: none; }
nav li { margin: 0; }
nav a { display: inline-block; padding: 6px 0; font-size: 15px; line-height: 1.6; text-decoration: none; }
nav a:hover { text-decoration: underline; }
nav a[aria-current="page"] { color: var(--ink); font-weight: 700; text-decoration: underline; text-decoration-thickness: 2px; }

main { display: block; padding-top: 20px; padding-bottom: 48px; }
main:focus { outline: none; }

.draft { margin: 0 0 20px; padding: 12px 16px; border: 1px solid var(--amber-line); border-radius: 12px; background: var(--amber-bg); color: var(--amber); }
.draft p { margin: 0; }
.draft strong { margin-right: 8px; padding: 1px 8px; border-radius: 999px; background: var(--amber); color: var(--amber-bg); font-size: 14px; }

article { padding: 24px; border: 1px solid var(--line); border-radius: 18px; background: var(--paper); }
.doc { margin-bottom: 8px; }
h1, h2, h3 { line-height: 1.4; letter-spacing: -.01em; }
h1 { margin: 0 0 4px; font-size: 28px; }
h2 { margin: 32px 0 8px; font-size: 20px; }
h3 { margin: 22px 0 6px; font-size: 17px; }
p { margin: 0 0 12px; }
ul, ol { margin: 0 0 12px; padding-left: 1.4em; }
li { margin: 4px 0; }
li > ul { margin: 4px 0 0; }
.meta { color: var(--muted); font-size: 14px; }
time { white-space: nowrap; }
mark { padding: 0 2px; border-radius: 4px; background: var(--mark); color: inherit; }
code { padding: 1px 5px; border-radius: 6px; background: var(--canvas); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .9em; }
.hash { display: inline-block; max-width: 100%; word-break: break-all; font-size: 13px; }

/* Data tables written as cards, so they read the same on a phone and on a wide screen. */
.items { display: grid; gap: 12px; margin: 12px 0 16px; }
.item { padding: 14px 16px; border: 1px solid var(--line); border-radius: 14px; background: var(--canvas); }
.item h3 { margin: 0 0 6px; font-size: 16px; }
.item dl { display: grid; grid-template-columns: 5em 1fr; gap: 2px 12px; margin: 0; }
.item dt { color: var(--muted); font-size: 14px; line-height: 1.85; }
.item dd { margin: 0; }

.versions { padding-left: 0; list-style: none; }
.versions li { margin: 8px 0; padding: 10px 14px; border: 1px solid var(--line); border-radius: 12px; }
.changes { margin-top: 36px; padding-top: 8px; border-top: 1px solid var(--line); }

footer.site { border-top: 1px solid var(--line); background: var(--paper); color: var(--muted); font-size: 14px; }
footer.site .wrap { padding-top: 18px; padding-bottom: 28px; }
footer.site p { margin: 0 0 6px; }

@media (max-width: 480px) {
  article { padding: 18px 16px; border-radius: 14px; }
  h1 { font-size: 24px; }
  h2 { font-size: 18px; }
  .item dl { grid-template-columns: 1fr; }
  .item dt { margin-top: 4px; }
}

@media print {
  body, article { background: #fff; }
  header.site nav, .skip-link, footer.site p:last-child { display: none; }
  article { padding: 0; border: 0; }
  a { color: inherit; }
}