/* Staff screen and practice chat. */
:root {
  --ink: #16202b; --muted: #5b6672; --line: #dfe3e8; --bg: #f5f6f8; --card: #fff; --brand: #12395f;
  --ok: #1d7a46; --ok-bg: #e6f4ec; --bad: #b42318; --bad-bg: #fdecea; --amber: #8a5a00; --amber-bg: #fff4d6; --blue: #1f4f8a; --blue-bg: #e7eef8;
}
@media (prefers-color-scheme: dark) {
  :root { --ink: #e8ecf0; --muted: #a2acb6; --line: #34404c; --bg: #0f151b; --card: #18212a; --brand: #2f6ea8;
    --ok-bg: #12301f; --bad-bg: #3a1513; --amber-bg: #3b3014; --blue-bg: #16263a; --ok: #6fd39b; --bad: #ff8b80; --amber: #f0c463; --blue: #9cc7f0; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--ink); background: var(--bg); }
a { color: var(--blue); }
.top { background: var(--brand); color: #fff; padding: 12px 20px; display: flex; justify-content: space-between; align-items: center; }
.top .brand { color: #fff; text-decoration: none; font-weight: 700; font-size: 17px; }
.top .brand span { font-weight: 400; opacity: .8; margin-left: 6px; }
.who { display: flex; gap: 12px; align-items: center; margin: 0; }
button.link { background: none; border: none; color: #fff; text-decoration: underline; cursor: pointer; font: inherit; padding: 0; }
main { max-width: 1180px; margin: 0 auto; padding: 20px; }
h1 { font-size: 22px; margin: 18px 0 10px; }
h2 { font-size: 16px; margin: 20px 0 8px; }
h3 { font-size: 15px; margin: 0 0 8px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.lead { color: var(--muted); max-width: 760px; }
.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.tile { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; text-decoration: none; color: var(--ink); display: flex; flex-direction: column; }
.tile .n { font-size: 30px; font-weight: 700; font-variant-numeric: tabular-nums; }
.tile.on { border-color: var(--brand); box-shadow: inset 0 0 0 1px var(--brand); }
.tile.quiet .n { color: var(--muted); }
table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
thead th { font-size: 13px; color: var(--muted); font-weight: 600; background: var(--bg); }
td.num { font-variant-numeric: tabular-nums; text-align: right; }
.kv th { width: 34%; color: var(--muted); font-weight: 500; }
.empty { background: var(--card); border: 1px dashed var(--line); border-radius: 10px; padding: 24px; color: var(--muted); text-align: center; }
.pill { display: inline-block; border-radius: 999px; padding: 2px 10px; font-size: 13px; font-weight: 600; }
.pill.grey { background: var(--bg); color: var(--muted); border: 1px solid var(--line); }
.pill.amber { background: var(--amber-bg); color: var(--amber); }
.pill.blue { background: var(--blue-bg); color: var(--blue); }
.pill.green { background: var(--ok-bg); color: var(--ok); }
.head { display: flex; align-items: center; gap: 12px; }
.head h1 { margin: 6px 0; }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.docview { width: 100%; max-height: 720px; min-height: 420px; object-fit: contain; background: var(--card); border: 1px solid var(--line); border-radius: 10px; }
img.docview { min-height: 0; }
.flag { display: inline-block; font-size: 12px; background: var(--amber-bg); color: var(--amber); border-radius: 6px; padding: 1px 6px; margin-left: 6px; }
.flag.soft { opacity: .85; }
.ok { background: var(--ok-bg); color: var(--ok); border-radius: 10px; padding: 10px 12px; font-weight: 600; }
.errbox { background: var(--bad-bg); color: var(--bad); border-radius: 10px; padding: 10px 12px; font-weight: 600; }
.actions { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; margin-top: 24px; }
.act { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; display: flex; flex-direction: column; gap: 8px; }
input, textarea { font: inherit; padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--card); color: var(--ink); width: 100%; }
.tick { display: flex; gap: 8px; align-items: center; }
.tick input { width: auto; }
button, .btn { font: inherit; font-weight: 700; border-radius: 8px; padding: 10px 16px; cursor: pointer; border: 1px solid transparent; text-decoration: none; display: inline-block; }
.primary { background: var(--brand); color: #fff; }
.secondary { background: var(--bg); color: var(--ink); border-color: var(--line); }
.copy { margin-top: 12px; }
.copy textarea { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 13px; margin: 8px 0; }
.history { padding-left: 18px; }
.history li { margin: 4px 0; }
.when { font-variant-numeric: tabular-nums; color: var(--muted); margin-right: 6px; }
.login { max-width: 380px; margin: 40px auto; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 24px; display: flex; flex-direction: column; gap: 8px; }
.login button { margin-top: 10px; }
@media (max-width: 760px) { .tiles { grid-template-columns: 1fr 1fr; } .cols { grid-template-columns: 1fr; } table.queue { font-size: 14px; } }
/* practice chat */
.sim main { max-width: 480px; }
.simnum { display: flex; gap: 8px; align-items: center; margin-bottom: 12px; }
.simnum input { width: 160px; }
.chat { background: #e9e2d6; border-radius: 12px; padding: 12px; display: flex; flex-direction: column; gap: 8px; min-height: 300px; }
@media (prefers-color-scheme: dark) { .chat { background: #0b141a; } }
.b { max-width: 85%; padding: 8px 10px; border-radius: 10px; white-space: normal; }
.b.out { background: var(--card); align-self: flex-start; }
.b.in { background: #d9fdd3; color: #111; align-self: flex-end; }
@media (prefers-color-scheme: dark) { .b.in { background: #005c4b; color: #fff; } }
.btns { display: flex; flex-direction: column; gap: 4px; margin-top: 8px; }
.btns form { margin: 0; }
.btns button, .btns .btn { width: 100%; background: var(--bg); color: var(--blue); border: 1px solid var(--line); }
.say { display: flex; gap: 8px; margin-top: 10px; }
form.inline { display: flex; gap: 6px; }
form.inline input { min-width: 180px; }