:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --border: #e1e4e8;
  --text: #1c2128;
  --muted: #656d76;
  --accent: #2f5bea;
  --accent-soft: #e8eefd;
  --ok: #1f883d;
  --ok-soft: #dafbe1;
  --warn: #9a6700;
  --warn-soft: #fff8c5;
  --bad: #cf222e;
  --bad-soft: #ffebe9;
  --info-soft: #ddf4ff;
  --radius: 8px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { font-size: 14px; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.45;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre, .mono { font-family: var(--mono); font-size: 12.5px; }
h1 { font-size: 1.5rem; margin: 0 0 1rem; }
h2 { font-size: 1.1rem; margin: 1.5rem 0 .75rem; }
h3 { font-size: 1rem; margin: 1rem 0 .5rem; }

.topbar {
  display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap;
  background: #16181d; color: #e6e8eb; padding: .6rem 1.25rem;
}
.topbar .brand { font-weight: 700; letter-spacing: .02em; color: #fff; }
.topbar nav { display: flex; gap: .25rem; flex-wrap: wrap; flex: 1; }
.topbar nav a { color: #c3c8cf; padding: .35rem .6rem; border-radius: 6px; }
.topbar nav a:hover { background: #2a2e36; color: #fff; text-decoration: none; }
.topbar nav a.active { background: #2f5bea; color: #fff; }
.topbar .who { display: flex; gap: .75rem; align-items: center; color: #9aa1aa; font-size: .9rem; }
.topbar .who form { margin: 0; }
.topbar .who button { background: transparent; border: 1px solid #3b414b; color: #c3c8cf; }

main { max-width: 1480px; margin: 0 auto; padding: 1.25rem; }
.page-head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; flex-wrap: wrap; }
.page-head .actions { display: flex; gap: .5rem; flex-wrap: wrap; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem; }
.card + .card { margin-top: 1rem; }
.grid { display: grid; gap: 1rem; }
.grid.kpi { grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(420px, 1fr)); }
.kpi .card .label { color: var(--muted); font-size: .85rem; }
.kpi .card .value { font-size: 1.6rem; font-weight: 650; margin-top: .15rem; font-variant-numeric: tabular-nums; }
.kpi .card .sub { color: var(--muted); font-size: .8rem; }
.kpi .card.alert { border-color: var(--bad); background: var(--bad-soft); }

.flash { background: var(--info-soft); border: 1px solid #9ccbf5; padding: .6rem .9rem; border-radius: var(--radius); margin-bottom: 1rem; }
.error-box { background: var(--bad-soft); border: 1px solid #ffc1bc; color: var(--bad); padding: .6rem .9rem; border-radius: var(--radius); margin-bottom: 1rem; }
.hint { color: var(--muted); font-size: .85rem; }
.warning { background: var(--warn-soft); border: 1px solid #eac54f; padding: .6rem .9rem; border-radius: var(--radius); }

table { width: 100%; border-collapse: collapse; background: var(--surface); font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: .45rem .6rem; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); background: #fafbfc; position: sticky; top: 0; }
tr:hover td { background: #fafbfd; }
td.num, th.num { text-align: right; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
.table-wrap table { border: 0; }

.badge { display: inline-block; padding: .08rem .5rem; border-radius: 999px; font-size: .78rem; font-weight: 600; background: #eaeef2; color: #424a53; white-space: nowrap; }
.st-completed, .st-succeeded, .st-received-usage, .st-ok { background: var(--ok-soft); color: var(--ok); }
.st-failed, .st-bad { background: var(--bad-soft); color: var(--bad); }
.st-retrying, .st-pending, .st-usage-pending, .st-warn { background: var(--warn-soft); color: var(--warn); }
.st-sending, .st-sent, .st-queued, .st-processing, .st-received { background: var(--accent-soft); color: var(--accent); }

form.filters { display: flex; flex-wrap: wrap; gap: .5rem; align-items: flex-end; }
form.filters label { display: flex; flex-direction: column; font-size: .78rem; color: var(--muted); gap: .15rem; }
input, select, textarea, button {
  font: inherit; padding: .38rem .55rem; border: 1px solid #cfd4da; border-radius: 6px; background: #fff; color: var(--text);
}
input[type=checkbox] { padding: 0; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
button, .button {
  cursor: pointer; background: var(--accent); color: #fff; border-color: var(--accent); font-weight: 600;
  display: inline-block; padding: .38rem .8rem; border-radius: 6px; border: 1px solid var(--accent);
}
.button:hover { text-decoration: none; }
button.secondary, .button.secondary { background: #fff; color: var(--text); border-color: #cfd4da; }
button.danger { background: var(--bad); border-color: var(--bad); }
button.small, .button.small { padding: .2rem .5rem; font-size: .82rem; }
.inline-form { display: inline-flex; gap: .35rem; align-items: center; margin: 0; flex-wrap: wrap; }
.stack-form { display: grid; gap: .6rem; max-width: 520px; }
.stack-form label { display: grid; gap: .2rem; font-size: .85rem; color: var(--muted); }
.row-form { display: flex; gap: .5rem; flex-wrap: wrap; align-items: flex-end; }
.row-form label { display: grid; gap: .15rem; font-size: .78rem; color: var(--muted); }

.pager { display: flex; gap: .5rem; align-items: center; margin-top: .75rem; }
.muted { color: var(--muted); }
.nowrap { white-space: nowrap; }
.right { text-align: right; }
dl.props { display: grid; grid-template-columns: 220px 1fr; gap: .35rem 1rem; margin: 0; }
dl.props dt { color: var(--muted); }
dl.props dd { margin: 0; word-break: break-all; }
pre.json { background: #0f1117; color: #d6deeb; padding: .8rem; border-radius: var(--radius); overflow: auto; max-height: 420px; margin: 0; white-space: pre-wrap; word-break: break-word; }
details summary { cursor: pointer; font-weight: 600; margin: .5rem 0; }
.secret-once { font-family: var(--mono); font-size: 1rem; background: #0f1117; color: #7ee787; padding: .9rem; border-radius: var(--radius); word-break: break-all; }

.auth-wrap { min-height: 100vh; display: grid; place-items: center; padding: 1rem; }
.auth-card { width: 100%; max-width: 380px; }
.auth-card h1 { font-size: 1.25rem; }
.auth-card .qr { display: block; width: 220px; height: 220px; margin: .5rem auto; background: #fff; padding: 8px; border: 1px solid var(--border); }

/* charts */
.chart-card h3 { margin-top: 0; }
.chart { width: 100%; min-height: 240px; }
.chart svg { width: 100%; height: 240px; display: block; }
.chart .axis line, .chart .grid-line { stroke: #e6e9ed; }
.chart .axis text, .chart .tick { fill: var(--muted); font-size: 10px; }
.chart .bar { fill: var(--accent); }
.chart .bar:hover { fill: #1d3fb8; }
.chart .bar.ok { fill: #2da44e; }
.chart .bar.bad { fill: #e5534b; }
.chart .line { fill: none; stroke: var(--accent); stroke-width: 2; }
.chart .line.warn { stroke: #bf8700; }
.chart .dot { fill: var(--accent); }
.chart .dot.warn { fill: #bf8700; }
.chart .empty { fill: var(--muted); font-size: 12px; }
.legend { display: flex; gap: 1rem; font-size: .8rem; color: var(--muted); margin-top: .25rem; }
.legend .sw { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: .3rem; vertical-align: middle; }
.sw.ok { background: #2da44e; } .sw.bad { background: #e5534b; } .sw.accent { background: var(--accent); }
.tabs { display: flex; gap: .25rem; margin-bottom: .5rem; flex-wrap: wrap; }
.tabs a { padding: .25rem .6rem; border-radius: 6px; border: 1px solid var(--border); background: #fff; color: var(--text); }
.tabs a.active { background: var(--accent); color: #fff; border-color: var(--accent); }