:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1f2933;
  --muted: #6b7280;
  --line: #e5e7eb;
  --brand: #057a6e;
  --ok-bg: #e7f4ec; --ok-fg: #17603a;
  --warn-bg: #fff4d6; --warn-fg: #8a5a00;
  --bad-bg: #fde8e8; --bad-fg: #a12020;
  --muted-bg: #eef0f3;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111418; --card: #1a1f25; --text: #e6e8eb; --muted: #9aa3ad; --line: #2b323a;
    --brand: #057a6e;
    --ok-bg: #173324; --ok-fg: #7fd6a3;
    --warn-bg: #3a2e10; --warn-fg: #f0c463;
    --bad-bg: #3d1a1a; --bad-fg: #f19999;
    --muted-bg: #242a31;
  }
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.5 Roboto, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }
h1, h2 { margin: 0 0 12px; font-weight: 600; }
h1 { font-size: 22px; }
h2 { font-size: 17px; }
h2 small { font-weight: 400; color: var(--muted); font-size: 13px; margin-left: 6px; }
small { font-size: 12px; }
.muted { color: var(--muted); }
.nowrap { white-space: nowrap; }
.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.wrap-text { overflow-wrap: anywhere; }

.bar { background: var(--card); border-bottom: 1px solid var(--line); margin-bottom: 20px; }
.bar-inner { display: flex; justify-content: space-between; align-items: center; height: 52px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; }
.brand img { height: 18px; width: auto; }
.bar form { margin: 0; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 18px 20px; margin-bottom: 16px; }
.card-bad { border-color: var(--bad-fg); }
.narrow { max-width: 380px; margin: 60px auto; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 760px) { .grid { grid-template-columns: 1fr; } }

.status { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.pill, .tag { display: inline-block; border-radius: 999px; padding: 3px 10px; font-size: 13px; background: var(--muted-bg); color: var(--muted); }
.tag { padding: 1px 8px; font-size: 12px; }
.pill-ok, .tag-ok { background: var(--ok-bg); color: var(--ok-fg); }
.pill-warn { background: var(--warn-bg); color: var(--warn-fg); font-weight: 600; }
.pill-bad, .tag-bad { background: var(--bad-bg); color: var(--bad-fg); }

.flash { border-radius: 8px; padding: 12px 16px; margin-bottom: 16px; border: 1px solid; }
.flash-ok { background: var(--ok-bg); color: var(--ok-fg); border-color: var(--ok-fg); }
.flash-error { background: var(--bad-bg); color: var(--bad-fg); border-color: var(--bad-fg); }
.flash pre { margin: 8px 0 0; white-space: pre-wrap; font-size: 12px; color: var(--text); }

form.stack { display: grid; gap: 12px; }
.send-form { display: grid; gap: 14px; max-width: 520px; }
label { display: grid; gap: 4px; font-size: 14px; }
label.inline { display: flex; align-items: baseline; gap: 8px; }
label.inline small { color: var(--muted); }
.confirm { color: var(--bad-fg); }
fieldset { border: 0; padding: 0; margin: 0; display: grid; gap: 6px; }
legend { font-size: 14px; margin-bottom: 4px; }
input[type=text], input[type=password] { font: inherit; padding: 9px 11px; border: 1px solid var(--line); border-radius: 6px; background: var(--bg); color: var(--text); width: 100%; max-width: 260px; }
button { font: inherit; font-weight: 600; padding: 9px 18px; border: 0; border-radius: 6px; background: var(--brand); color: #fff; cursor: pointer; justify-self: start; }
button.link { background: none; color: var(--muted); padding: 4px 0; font-weight: 400; }
button:focus-visible, input:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }

.table-scroll { overflow-x: auto; }
table { width: 100%; min-width: 680px; border-collapse: collapse; font-size: 14px; }
.tag { white-space: nowrap; }
th { text-align: left; font-weight: 500; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
th, td { padding: 8px 10px 8px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.list { list-style: none; padding: 0; margin: 0; }
.list li { padding: 8px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.list li:last-child { border-bottom: 0; }