:root {
  --bg: #f5f4fa;
  --surface: #ffffff;
  --text: #1d1730;
  --muted: #6b6580;
  --border: #e3e0ee;
  --primary: #4a2c82;
  --primary-text: #ffffff;
  --good: #1e8e3e;
  --bad: #c5221f;
  --warn: #b06000;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #15111f;
    --surface: #211b30;
    --text: #ece9f5;
    --muted: #a39cb8;
    --border: #352c4a;
    --primary: #9b7ae0;
    --primary-text: #15111f;
    --good: #5bd17a;
    --bad: #ff7b72;
    --warn: #f0b35a;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}
[hidden] { display: none !important; }
button, input { font: inherit; color: inherit; }
button {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 8px;
  padding: 7px 12px;
  cursor: pointer;
}
button:hover { border-color: var(--primary); }
button:disabled { opacity: 0.5; cursor: default; }
button.primary { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }
button.good { color: var(--good); border-color: var(--good); }
button.bad { color: var(--bad); border-color: var(--bad); }
input {
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: 8px;
  padding: 8px 10px;
  width: 100%;
}
.muted { color: var(--muted); }
.error { color: var(--bad); min-height: 1.2em; margin: 0; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
}

.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: 100%; max-width: 360px; display: grid; gap: 14px; }
.login-card h1 { margin: 0; font-size: 22px; }
.login-card label { display: grid; gap: 4px; color: var(--muted); }

.topbar {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 1;
}
.spacer { flex: 1; }
main { max-width: 1200px; margin: 0 auto; padding: 16px; display: grid; gap: 16px; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 14px; }
.stat .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
.stat .value { font-size: 22px; font-weight: 700; margin-top: 4px; font-variant-numeric: tabular-nums; }

.tabs { display: flex; gap: 6px; }
.tabs button[aria-selected="true"] { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }

.toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-bottom: 12px; }
.toolbar input { max-width: 320px; }
.hint { margin: 0; }
.segmented { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.segmented button { border: 0; border-radius: 0; }
.segmented button.active { background: var(--primary); color: var(--primary-text); }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 12px; white-space: nowrap; }
td.num { font-variant-numeric: tabular-nums; white-space: nowrap; }
td .sub { color: var(--muted); font-size: 12px; }
td.actions { white-space: nowrap; }
td.actions button + button { margin-left: 6px; }
.copy { padding: 1px 6px; font-size: 12px; margin-left: 4px; }
.badge { display: inline-block; padding: 1px 8px; border-radius: 99px; font-size: 12px; border: 1px solid currentColor; }
.badge.pending { color: var(--warn); }
.badge.paid { color: var(--good); }
.badge.rejected, .badge.banned { color: var(--bad); }
.empty { color: var(--muted); text-align: center; padding: 24px; }

.toast {
  position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%);
  background: var(--text); color: var(--bg);
  padding: 10px 16px; border-radius: 10px; max-width: calc(100% - 32px);
}

@media (max-width: 600px) {
  .topbar #admin-email { display: none; }
  main { padding: 12px; }
}