/* One stylesheet, no framework, no CDN. The CSP forbids third-party sources. */
:root {
  --bg:#f6f7f9; --card:#fff; --ink:#1b1d22; --muted:#6b7280; --line:#e3e6ec;
  --accent:#2f6f5e; --warn:#8a5a10; --bad:#a32020; --warn-bg:#fdf5e3; --bad-bg:#fdeaea;
  --ok-bg:#e9f5ef;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg:#15171b; --card:#1d2026; --ink:#e8eaee; --muted:#9aa2af; --line:#2c3038;
    --accent:#5fb89c; --warn:#e0b45f; --bad:#e08585; --warn-bg:#2a2317; --bad-bg:#2b1a1a;
    --ok-bg:#16261f;
  }
}
* { box-sizing:border-box; }
body { margin:0; background:var(--bg); color:var(--ink);
  font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif; }
.wrap { max-width:1040px; margin:0 auto; padding:0 16px; }
header { background:var(--card); border-bottom:1px solid var(--line); padding:12px 0;
  position:sticky; top:0; z-index:5; }
header .wrap { display:flex; gap:16px; align-items:center; flex-wrap:wrap; }
nav { display:flex; gap:14px; flex-wrap:wrap; margin-left:auto; }
a { color:var(--accent); text-decoration:none; }
a:hover { text-decoration:underline; }
main { padding:24px 0 48px; }
footer { padding:0 16px 32px; font-size:13px; }
h1 { font-size:22px; margin:0 0 4px; }
h2 { font-size:17px; margin:28px 0 10px; }
.muted { color:var(--muted); }
.card { background:var(--card); border:1px solid var(--line); border-radius:10px;
  padding:18px; margin-bottom:18px; }
.flash { padding:10px 14px; border-radius:8px; margin-bottom:18px; background:var(--ok-bg); }
.flash.warn { background:var(--warn-bg); color:var(--warn); }
.flash.err  { background:var(--bad-bg);  color:var(--bad); }
label { display:block; font-weight:600; margin:14px 0 4px; font-size:13px; }
input[type=text],input[type=password],input[type=number],select,textarea {
  width:100%; padding:9px 10px; border:1px solid var(--line); border-radius:7px;
  background:var(--bg); color:var(--ink); font:inherit; }
input[type=file] { margin-top:6px; }
button,.btn { background:var(--accent); color:#fff; border:0; border-radius:7px;
  padding:9px 16px; font:inherit; font-weight:600; cursor:pointer; display:inline-block; }
button.sec,.btn.sec { background:transparent; color:var(--ink); border:1px solid var(--line); }
button.danger { background:var(--bad); }
table { width:100%; border-collapse:collapse; }
th,td { text-align:left; padding:9px 8px; border-bottom:1px solid var(--line);
  vertical-align:middle; }
th { font-size:12px; text-transform:uppercase; letter-spacing:.04em; color:var(--muted); }
td img { display:block; background:
  repeating-conic-gradient(var(--line) 0 25%, transparent 0 50%) 50%/14px 14px;
  border-radius:5px; }
.grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(220px,1fr)); gap:14px; }
.row { display:flex; gap:14px; flex-wrap:wrap; align-items:flex-end; }
.row > * { flex:1 1 180px; }
.pill { display:inline-block; padding:2px 9px; border-radius:99px; font-size:12px;
  border:1px solid var(--line); }
.pill.on { background:var(--ok-bg); border-color:transparent; }
.pill.off { color:var(--muted); }
code { background:var(--bg); padding:1px 5px; border-radius:4px; font-size:13px; }
.mono { font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:13px; }
@media (max-width:620px) {
  nav { margin-left:0; width:100%; }
  th.hide,td.hide { display:none; }
}