/* keptsec static site. System fonts only, no external resources. */
:root {
  --bg: #ffffff;
  --fg: #1b1f24;
  --muted: #57606a;
  --line: #d0d7de;
  --panel: #f6f8fa;
  --accent: #0b5cad;
  --warn-bg: #fff4d6;
  --warn-fg: #6b4b00;
  --sample-bg: #ffe3e3;
  --sample-fg: #8a1111;
  --ok: #1a7f37;
  --bad: #b42318;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1419;
    --fg: #e6edf3;
    --muted: #9da7b3;
    --line: #30363d;
    --panel: #161b22;
    --accent: #6cb6ff;
    --warn-bg: #3a2e05;
    --warn-fg: #f2d27a;
    --sample-bg: #4a1414;
    --sample-fg: #ffb4b4;
    --ok: #56d364;
    --bad: #ff7b72;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent); }
code, pre, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.92em; }
pre { background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 12px; overflow-x: auto; }
.wrap { max-width: 860px; margin: 0 auto; padding: 0 16px; }
.site-header { border-bottom: 1px solid var(--line); }
.header-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; padding-top: 14px; padding-bottom: 14px; }
.brand { font-weight: 700; font-size: 1.15rem; color: var(--fg); text-decoration: none; letter-spacing: 0.01em; }
nav a { margin-left: 16px; text-decoration: none; }
nav a:first-child { margin-left: 0; }
.site-header nav a { margin-left: 16px; }
main { padding-top: 24px; padding-bottom: 48px; }
h1 { font-size: 1.8rem; line-height: 1.25; margin: 0.4em 0 0.5em; }
h2 { font-size: 1.25rem; margin-top: 2em; }
.lede { font-size: 1.1rem; color: var(--muted); }
.banner { padding: 10px 16px; text-align: center; font-weight: 600; }
.banner-prelaunch { background: var(--warn-bg); color: var(--warn-fg); }
.banner-sample { background: var(--sample-bg); color: var(--sample-fg); border-radius: 6px; margin: 0 0 20px; }
.banner-superseded { background: var(--warn-bg); color: var(--warn-fg); border-radius: 6px; margin: 0 0 20px; }
.placeholder { border: 2px dashed var(--line); background: var(--panel); border-radius: 8px; padding: 16px 20px; }
.placeholder strong { color: var(--warn-fg); }
.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; margin: 12px 0; }
th, td { border-bottom: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
th { background: var(--panel); font-weight: 600; }
.kv th { width: 34%; }
.pass { color: var(--ok); font-weight: 600; }
.fail { color: var(--bad); font-weight: 600; }
.muted { color: var(--muted); }
.break { overflow-wrap: anywhere; }
.site-footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 0.9rem; padding: 20px 0 32px; }
.site-footer nav { margin-bottom: 8px; }
.site-footer nav a { margin-right: 16px; margin-left: 0; }
@media (max-width: 560px) {
  h1 { font-size: 1.5rem; }
  .site-header nav a { margin-left: 0; margin-right: 14px; }
  .kv th { width: auto; }
}