/* Phone-first: one column, 16 px gutters, 44 px touch targets, 16 px inputs (no iOS zoom).
   Staff pages widen on a desktop. */
:root {
  --bg: #f5f5f2;
  --card: #ffffff;
  --ink: #18181b;
  --muted: #5f5f66;
  --line: #e2e2dc;
  --accent: #1f5fbf;
  --accent-ink: #ffffff;
  --ok: #17713a;
  --warn: #8a5a00;
  --bad: #b3261e;
  --pill: #eef0f4;
  --radius: 12px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121214;
    --card: #1c1c20;
    --ink: #ececef;
    --muted: #a0a0a8;
    --line: #2e2e34;
    --accent: #6ea2ff;
    --accent-ink: #0b1220;
    --ok: #5fc27e;
    --warn: #e0b45a;
    --bad: #ff7b72;
    --pill: #26262c;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 16px/1.45 system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif; background: var(--bg); color: var(--ink); }
a { color: var(--accent); }
header.top { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 12px; padding: 10px 16px; background: var(--card); border-bottom: 1px solid var(--line); }
header.top .brand { font-weight: 700; text-decoration: none; color: var(--ink); }
header.top .spacer { flex: 1; }
header.top nav { display: none; gap: 14px; }
header.top nav a { text-decoration: none; color: var(--ink); }
header.top nav a.on { color: var(--accent); font-weight: 600; }
.menu-btn { min-height: 44px; min-width: 44px; border: 1px solid var(--line); border-radius: 10px; background: transparent; color: var(--ink); font-size: 20px; }
.drawer { display: none; flex-direction: column; background: var(--card); border-bottom: 1px solid var(--line); padding: 4px 16px 12px; }
.drawer.open { display: flex; }
.drawer a { padding: 12px 0; text-decoration: none; color: var(--ink); border-bottom: 1px solid var(--line); }
main { padding: 16px; max-width: 640px; margin: 0 auto; }
main.wide { max-width: 1200px; }
@media (min-width: 900px) {
  header.top nav { display: flex; }
  .menu-btn, .drawer { display: none !important; }
}
h1 { font-size: 24px; margin: 8px 0 16px; }
h2 { font-size: 19px; margin: 20px 0 10px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; margin-bottom: 14px; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.ok { color: var(--ok); } .warn { color: var(--warn); } .bad { color: var(--bad); }
label { display: block; font-weight: 600; margin: 14px 0 6px; }
input[type=text], input[type=email], input[type=tel], input[type=url], select, textarea {
  width: 100%; min-height: 48px; padding: 10px 12px; font: inherit; font-size: 16px;
  border: 1px solid var(--line); border-radius: 10px; background: var(--card); color: var(--ink);
}
textarea { min-height: 96px; }
input[type=file] { width: 100%; min-height: 48px; font-size: 16px; padding: 10px 0; }
input.code { font-size: 28px; letter-spacing: 0.35em; text-align: center; font-variant-numeric: tabular-nums; }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; }
.check input { width: 22px; height: 22px; margin-top: 2px; flex: none; }
button, .btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 10px 18px; border-radius: 10px; border: 1px solid var(--accent);
  background: var(--accent); color: var(--accent-ink); font: inherit; font-weight: 600; cursor: pointer; text-decoration: none;
}
button.secondary, .btn.secondary { background: transparent; color: var(--accent); }
button.danger { background: transparent; color: var(--bad); border-color: var(--bad); }
button[disabled] { opacity: 0.5; cursor: default; }
.block { width: 100%; }
.row { display: flex; gap: 10px; flex-wrap: wrap; }
.row > * { flex: 1 1 140px; }
.stack > * + * { margin-top: 10px; }
.pill { display: inline-block; padding: 2px 10px; border-radius: 999px; background: var(--pill); font-size: 13px; }
.pill.ok { color: var(--ok); } .pill.warn { color: var(--warn); } .pill.bad { color: var(--bad); }
.list a.item { display: block; text-decoration: none; color: var(--ink); }
.item { padding: 14px 0; border-bottom: 1px solid var(--line); }
.item:last-child { border-bottom: 0; }
.item .t { font-weight: 600; }
.msg { margin: 10px 0; padding: 10px 12px; border-radius: 10px; background: var(--pill); }
.msg.bad { color: var(--bad); }
.notice { border-left: 4px solid var(--warn); }
video { display: block; width: 100%; background: #000; border-radius: 10px; }
.videos { display: grid; grid-template-columns: 1fr; gap: 10px; }
.videos .sidebar { max-width: 220px; }
@media (min-width: 700px) { .videos { grid-template-columns: 3fr 1fr; } }
.thumbs { display: flex; flex-wrap: wrap; gap: 8px; }
.thumbs img { height: 64px; border-radius: 6px; border: 1px solid var(--line); background: #fff; }
.thumbs label { margin: 0; font-weight: 400; }
.steps { display: flex; gap: 6px; flex-wrap: wrap; margin: 6px 0 12px; }
.steps span { font-size: 13px; padding: 3px 8px; border-radius: 999px; background: var(--pill); color: var(--muted); }
.steps span.on { background: var(--accent); color: var(--accent-ink); }
.steps span.done { color: var(--ok); }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table-wrap { overflow-x: auto; }
details > summary { cursor: pointer; min-height: 44px; display: flex; align-items: center; color: var(--accent); font-weight: 600; }
.qr { display: block; margin: 10px auto; width: 220px; height: 220px; background: #fff; padding: 8px; border-radius: 8px; }
code.secret { display: block; word-break: break-all; padding: 8px; background: var(--pill); border-radius: 8px; }
.center { text-align: center; }
.spinner { display: inline-block; width: 18px; height: 18px; border: 3px solid var(--line); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.8s linear infinite; vertical-align: middle; }
@keyframes spin { to { transform: rotate(360deg); } }