:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --text: #1c2230;
  --muted: #667085;
  --border: #e3e6eb;
  --primary: #2f5bea;
  --primary-ink: #ffffff;
  --ok: #1f8a4c;
  --ok-bg: #e5f5ec;
  --warn: #a35f00;
  --warn-bg: #fff2dc;
  --danger: #c0392b;
  --danger-bg: #fde7e4;
  --info: #3a57c4;
  --info-bg: #e7ecfd;
  --neutral-bg: #eef0f3;
  --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151b;
    --surface: #1b1f27;
    --text: #e6e8ec;
    --muted: #98a0ae;
    --border: #2c323d;
    --primary: #6b8cff;
    --primary-ink: #0d1120;
    --ok: #5fd08f;
    --ok-bg: #173323;
    --warn: #f2b35a;
    --warn-bg: #3a2a12;
    --danger: #ff8a7d;
    --danger-bg: #3d1c19;
    --info: #9fb2ff;
    --info-bg: #1e2748;
    --neutral-bg: #262b35;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}
main { max-width: 1280px; margin: 0 auto; padding: 20px 16px 48px; }

.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 12px 20px; background: var(--surface); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 5;
}
.brand { font-weight: 700; font-size: 16px; }
.tabs { display: flex; gap: 4px; }
.tab {
  border: 0; background: transparent; color: var(--muted); padding: 8px 14px;
  border-radius: 8px; font: inherit; cursor: pointer;
}
.tab.active { background: var(--neutral-bg); color: var(--text); font-weight: 600; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 16px; }
.stat {
  display: flex; flex-direction: column; align-items: flex-start; gap: 2px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px 16px; font: inherit; color: var(--muted); cursor: pointer; text-align: left;
  border-left: 4px solid var(--ok);
}
.stat.warn { border-left-color: var(--warn); }
.stat.danger { border-left-color: var(--danger); }
.stat.info { border-left-color: var(--info); }
.stat-num { font-size: 26px; font-weight: 700; color: var(--text); font-variant-numeric: tabular-nums; }

.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.filters input[type=search] { flex: 1 1 280px; }

input, select, textarea {
  font: inherit; color: var(--text); background: var(--surface);
  border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; width: 100%;
}
.filters select { width: auto; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary); outline-offset: -1px; }
input[aria-invalid=true] { border-color: var(--danger); }

.btn {
  font: inherit; border-radius: 8px; padding: 8px 14px; cursor: pointer;
  border: 1px solid var(--border); background: var(--surface); color: var(--text); white-space: nowrap;
}
.btn.primary { background: var(--primary); color: var(--primary-ink); border-color: var(--primary); font-weight: 600; }
.btn.danger { color: var(--danger); }
.btn.ok { color: var(--ok); }
.btn.ghost { background: transparent; }
.btn.sm { padding: 4px 10px; font-size: 13px; }

.table-wrap { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); cursor: pointer; user-select: none; white-space: nowrap; }
th.sorted.asc::after { content: " ▲"; }
th.sorted.desc::after { content: " ▼"; }
tbody tr { cursor: pointer; }
tbody tr:hover { background: var(--neutral-bg); }
tbody tr:last-child td { border-bottom: 0; }
.sub { color: var(--muted); font-size: 12px; }
.empty { text-align: center; color: var(--muted); padding: 32px; margin: 0; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.badge.ok { background: var(--ok-bg); color: var(--ok); }
.badge.warn { background: var(--warn-bg); color: var(--warn); }
.badge.danger { background: var(--danger-bg); color: var(--danger); }
.badge.info { background: var(--info-bg); color: var(--info); }
.badge.neutral { background: var(--neutral-bg); color: var(--muted); }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; max-width: 760px; margin: 0 auto; }
.card h2 { margin: 0 0 4px; }
.muted { color: var(--muted); margin-top: 0; }
fieldset { border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 16px 16px; margin: 16px 0; }
legend { font-weight: 600; padding: 0 6px; }
label { display: block; font-weight: 500; margin-top: 10px; }
label > input, label > select, label > textarea { margin-top: 4px; font-weight: 400; }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.err { color: var(--danger); font-size: 12px; font-weight: 400; }
.actions { display: flex; gap: 8px; margin-top: 20px; }

dialog {
  border: 1px solid var(--border); border-radius: var(--radius); padding: 0;
  width: min(720px, calc(100vw - 32px)); background: var(--surface); color: var(--text);
}
dialog::backdrop { background: rgb(0 0 0 / .45); }
.dialog-head { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.dialog-head h2 { margin: 0; font-size: 18px; }
#detail-body { padding: 16px 20px 20px; }
.icon { border: 0; background: transparent; color: var(--muted); font-size: 18px; cursor: pointer; }
dl.grid { display: grid; grid-template-columns: 170px 1fr; gap: 6px 16px; margin: 0 0 16px; }
dl.grid dt { color: var(--muted); }
dl.grid dd { margin: 0; word-break: break-word; }
.panel { border-top: 1px solid var(--border); padding-top: 14px; margin-top: 14px; }
.panel h3 { font-size: 14px; margin: 0 0 8px; }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.row input { width: auto; flex: 1 1 200px; }
.history { list-style: none; padding: 0; margin: 0; font-size: 13px; }
.history li { padding: 4px 0; border-bottom: 1px dashed var(--border); }

#toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%);
  background: var(--text); color: var(--bg); padding: 10px 16px; border-radius: 8px;
  opacity: 0; pointer-events: none; transition: opacity .2s;
}
#toast.show { opacity: 1; }

@media (max-width: 760px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
  .pair { grid-template-columns: 1fr; }
  dl.grid { grid-template-columns: 1fr; }
  dl.grid dt { margin-top: 6px; }
  .topbar { flex-direction: column; align-items: flex-start; }
}

/* ---------- auth, users, emails ---------- */
[hidden] { display: none !important; }
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.card.login { width: min(400px, 100%); }
.card.login .brand { font-size: 20px; margin: 0 0 4px; }
.btn.block { width: 100%; }
.user-menu { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
#me-name { font-weight: 600; }
body:not(.is-admin) .admin-only { display: none !important; }
.split { display: grid; grid-template-columns: 1fr 340px; gap: 16px; align-items: start; }
.split .card { margin: 0; max-width: none; }
.split .card h2 { font-size: 16px; }
.row.between { justify-content: space-between; margin-bottom: 12px; }
.row.between p { margin: 0; }
.dialog-pad { padding: 16px 20px 20px; }
.notice { background: var(--info-bg); color: var(--info); border-radius: 8px; padding: 8px 12px; font-size: 13px; margin: 0 0 8px; }
pre.mail { white-space: pre-wrap; font: 13px/1.5 ui-monospace, Consolas, monospace; background: var(--neutral-bg); padding: 12px; border-radius: 8px; margin: 0; }
tr.inactive td { opacity: .55; }
td select { width: auto; min-width: 120px; }
td.row { flex-wrap: nowrap; }
@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; }
}
body:not(.can-view-all) .view-all-only { display: none !important; }
label.check { display: flex; align-items: center; gap: 8px; font-weight: 500; }
label.check > input { width: auto; margin: 0; }
td input[type=checkbox] { width: 16px; height: 16px; }