:root {
  --bg: #f4f5f7; --card: #fff; --text: #1d2330; --muted: #6b7280; --line: #e3e6ea;
  --primary: #2563eb; --primary-text: #fff; --danger: #dc2626; --warn-bg: #fff7e6; --warn-line: #f3c26b;
  --code-bg: #f7f8fa;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #111418; --card: #1a1e24; --text: #e6e8eb; --muted: #9aa3ae; --line: #2a3038;
    --primary: #3b82f6; --warn-bg: #3a2e14; --warn-line: #8a6a24; --code-bg: #14171c; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text);
  font: 14px/1.6 Vazirmatn, Tahoma, "Segoe UI", system-ui, sans-serif; }
.hidden { display: none !important; }
h1 { font-size: 20px; margin: 0 0 16px; } h2 { font-size: 18px; margin: 0; } h3 { font-size: 15px; margin: 0 0 10px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin-bottom: 16px; overflow-x: auto; }
input, select, textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 7px;
  background: var(--bg); color: var(--text); font: inherit; margin-top: 4px; }
textarea { font-family: ui-monospace, Menlo, monospace; font-size: 13px; }
label { display: block; font-size: 13px; color: var(--muted); }
button, .btn { padding: 8px 14px; border-radius: 7px; border: 1px solid var(--line); background: var(--card);
  color: var(--text); font: inherit; cursor: pointer; text-decoration: none; display: inline-block; white-space: nowrap; }
button.primary { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }
button.ghost { background: transparent; }
button.danger { color: var(--danger); border-color: var(--danger); background: transparent; }
button:disabled { opacity: .6; cursor: wait; }
pre { background: var(--code-bg); border-radius: 7px; padding: 10px; margin: 0; overflow: auto; max-height: 340px;
  font: 12px/1.5 ui-monospace, Menlo, monospace; direction: ltr; text-align: left; white-space: pre; }
pre.tall { max-height: 70vh; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: right; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 500; font-size: 13px; }
td.ltr { direction: ltr; text-align: left; font-family: ui-monospace, Menlo, monospace; font-size: 12px; }
td.actions { white-space: nowrap; text-align: left; }
td.actions button { padding: 4px 9px; font-size: 12px; margin-inline-start: 4px; }

.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: 100%; max-width: 340px; display: grid; gap: 12px; }
.err { color: var(--danger); margin: 0; min-height: 1.4em; }

.top { display: flex; align-items: center; gap: 16px; padding: 10px 16px; background: var(--card);
  border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; flex-wrap: wrap; }
.top nav { display: flex; gap: 4px; flex-wrap: wrap; flex: 1; }
.top nav button { border: none; background: transparent; color: var(--muted); }
.top nav button.active { color: var(--primary); background: var(--bg); }
main { max-width: 1200px; margin: 0 auto; padding: 16px; }
.row-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; gap: 8px; }
.row-end { display: flex; justify-content: flex-end; gap: 8px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 16px; }
.grid2 > .card { margin-bottom: 0; }
.grid2 + .card { margin-top: 16px; }
.formgrid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
form.inline { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 10px; }
form.inline label { flex: 1; min-width: 180px; } form.inline input { flex: 1; min-width: 160px; }
.safe-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 14px; flex-wrap: wrap; }
label.check { display: flex; align-items: center; gap: 6px; color: var(--text); }
label.check input[type=checkbox] { width: auto; margin: 0; }
input.tiny { width: 56px; padding: 3px 6px; margin: 0 2px; }
.hint { color: var(--muted); font-size: 13px; }
.examples { margin-top: 12px; } .examples summary { cursor: pointer; color: var(--primary); }
.examples pre { margin-top: 8px; }

.pending { background: var(--warn-bg); border-bottom: 1px solid var(--warn-line); padding: 10px 16px;
  display: flex; gap: 12px; align-items: center; justify-content: center; flex-wrap: wrap; }
.toast { position: fixed; bottom: 16px; left: 16px; right: 16px; max-width: 520px; margin: 0 auto; z-index: 20;
  background: var(--text); color: var(--bg); padding: 10px 14px; border-radius: 8px; white-space: pre-wrap; }
.toast.error { background: var(--danger); color: #fff; }
.tag { font-size: 11px; padding: 1px 7px; border-radius: 10px; background: var(--bg); border: 1px solid var(--line); }
dialog { border: 1px solid var(--line); border-radius: 12px; background: var(--card); color: var(--text); max-width: 360px; width: calc(100% - 32px); }
dialog::backdrop { background: rgba(0,0,0,.45); }
#qrImg svg { width: 100%; height: auto; background: #fff; border-radius: 8px; }
@media (max-width: 640px) { .top nav { order: 3; width: 100%; } }