:root {
  color-scheme: light;
  --surface: #fcfcfb;
  --page: #f9f9f7;
  --text: #0b0b0b;
  --text-2: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.1);
  --wash: rgba(11, 11, 11, 0.04);
  --series-mint: #2a78d6;
  --series-melt: #eb6834;
  --series-swap: #1baf7a;
  --status-good: #0ca30c;
  --status-warn: #fab219;
  --status-serious: #ec835a;
  --status-critical: #d03b3b;
  --good-text: #006300;
  --radius: 10px;
  --font: system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --surface: #1a1a19;
    --page: #0d0d0d;
    --text: #f0efec;
    --text-2: #c3c2b7;
    --muted: #898781;
    --grid: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.1);
    --wash: rgba(255, 255, 255, 0.05);
    --series-mint: #3987e5;
    --series-melt: #d95926;
    --series-swap: #199e70;
    --good-text: #0ca30c;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --surface: #1a1a19;
  --page: #0d0d0d;
  --text: #f0efec;
  --text-2: #c3c2b7;
  --muted: #898781;
  --grid: #2c2c2a;
  --axis: #383835;
  --border: rgba(255, 255, 255, 0.1);
  --wash: rgba(255, 255, 255, 0.05);
  --series-mint: #3987e5;
  --series-melt: #d95926;
  --series-swap: #199e70;
  --good-text: #0ca30c;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { font-family: var(--font); font-size: 15px; line-height: 1.45; }
body {
  margin: 0;
  background: var(--page);
  color: var(--text);
}
a { color: inherit; }
h1, h2, h3 { font-weight: 600; margin: 0; letter-spacing: -0.01em; }
h2 { font-size: 1rem; }
small, .muted { color: var(--muted); }
.secondary { color: var(--text-2); }
.num { font-variant-numeric: tabular-nums; }
button, select {
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 10px;
}
button { cursor: pointer; }
button:hover, select:hover { background: var(--wash); }
button[aria-pressed="true"] { background: var(--wash); border-color: var(--axis); font-weight: 600; }

.topbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  position: sticky;
  top: 0;
  z-index: 5;
}
.brand { display: flex; align-items: baseline; gap: 10px; }
.brand h1 { font-size: 1.15rem; }
.brand .sub { color: var(--muted); font-size: 0.85rem; }
.controls { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; }
.controls label { display: inline-flex; align-items: center; gap: 6px; color: var(--text-2); font-size: 0.9rem; }

.status-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  padding: 8px 24px;
  font-size: 0.82rem;
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 9px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  white-space: nowrap;
}
.pill .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); }
.pill.ok .dot { background: var(--status-good); }
.pill.warn .dot { background: var(--status-warn); }
.pill.fail .dot { background: var(--status-critical); }

main {
  max-width: 1280px;
  margin: 0 auto;
  padding: 20px 24px 60px;
  display: grid;
  gap: 18px;
  transition: opacity 0.2s;
}
main.loading { opacity: 0.6; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); gap: 18px; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  min-width: 0;
}
.card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
.card-head .hint { color: var(--muted); font-size: 0.8rem; }
.seg { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.seg button { border: 0; border-radius: 0; padding: 4px 10px; font-size: 0.85rem; }
.seg button + button { border-left: 1px solid var(--border); }

/* hero + tiles */
.hero { display: grid; grid-template-columns: minmax(260px, 1.2fr) 2fr; gap: 18px; }
@media (max-width: 820px) { .hero { grid-template-columns: 1fr; } }
.hero-figure .label { color: var(--text-2); font-size: 0.9rem; }
.hero-figure .value { font-size: 3rem; font-weight: 600; line-height: 1.1; margin: 6px 0 2px; letter-spacing: -0.02em; }
.hero-figure .value .unit { font-size: 1.2rem; color: var(--text-2); font-weight: 500; margin-left: 6px; }
.hero-figure .sub { color: var(--muted); font-size: 0.85rem; }
.hero-figure .counter-line { margin-top: 8px; }
.inline-pill { margin-left: 4px; }
.block-title { font-size: 0.9rem; margin-bottom: 6px; }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.tile { padding: 12px 14px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); }
.tile .label { color: var(--text-2); font-size: 0.8rem; }
.tile .value { font-size: 1.35rem; font-weight: 600; margin-top: 4px; letter-spacing: -0.01em; }
.tile .sub { color: var(--muted); font-size: 0.78rem; margin-top: 2px; }
.tile.bad .value { color: var(--status-critical); }

/* tables */
table { border-collapse: collapse; width: 100%; font-size: 0.9rem; }
th, td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--grid); vertical-align: top; }
th { color: var(--text-2); font-weight: 500; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover td { background: var(--wash); }
.table-wrap { overflow-x: auto; }
.cell-sub { display: block; color: var(--muted); font-size: 0.78rem; }
td .mono, .mono { font-family: var(--mono); font-size: 0.82rem; }
.window-table td.num { white-space: nowrap; }
.row-label { display: flex; align-items: center; gap: 8px; }
.swatch { display: inline-block; width: 10px; height: 10px; border-radius: 3px; flex: none; }
.swatch.mint { background: var(--series-mint); }
.swatch.melt { background: var(--series-melt); }
.swatch.swap { background: var(--series-swap); }
.swatch.neutral { background: var(--axis); }

/* charts */
.chart-box { position: relative; height: 260px; }
.chart-box.tall { height: 300px; }
.chart-box canvas { width: 100% !important; }
.sm-row { display: grid; grid-template-columns: 150px 1fr; gap: 10px; align-items: center; padding: 6px 0; border-top: 1px solid var(--grid); }
.sm-row:first-child { border-top: 0; }
.sm-meta .name { display: flex; align-items: center; gap: 8px; font-weight: 500; font-size: 0.9rem; }
.sm-meta .total { font-size: 1.05rem; font-weight: 600; margin-top: 2px; }
.sm-meta .sub { color: var(--muted); font-size: 0.78rem; }
.sm-chart { position: relative; height: 110px; min-width: 0; }
@media (max-width: 560px) { .sm-row { grid-template-columns: 1fr; } }
details.table-view { margin-top: 10px; }
details.table-view summary { cursor: pointer; color: var(--text-2); font-size: 0.82rem; }
details.table-view .table-wrap { margin-top: 8px; max-height: 320px; overflow: auto; }
.empty { color: var(--muted); font-size: 0.9rem; padding: 24px 0; text-align: center; }

/* audit */
.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.check { display: grid; grid-template-columns: 26px 1fr; gap: 10px; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--border); }
.check .icon { font-weight: 700; text-align: center; border-radius: 50%; width: 22px; height: 22px; line-height: 22px; font-size: 0.8rem; color: #fff; }
.check.ok .icon { background: var(--status-good); }
.check.warn .icon { background: var(--status-warn); color: #0b0b0b; }
.check.fail .icon { background: var(--status-critical); }
.check.info .icon { background: var(--axis); color: var(--text); }
.check.skip .icon { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.check .title { font-weight: 500; }
.check .summary { color: var(--text-2); font-size: 0.88rem; }
.check details { margin-top: 4px; font-size: 0.8rem; }
.check pre { margin: 4px 0 0; padding: 8px; background: var(--wash); border-radius: 6px; overflow: auto; font-size: 0.75rem; }
.check .remedy { margin: 6px 0 0; padding: 8px 10px; background: var(--wash); border-radius: 6px; font-size: 0.85rem; white-space: pre-wrap; color: var(--text-2); }
.check .table-wrap { margin-top: 6px; font-size: 0.82rem; }
.check table td.mono { max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.badge { display: inline-block; padding: 1px 7px; border-radius: 999px; font-size: 0.75rem; border: 1px solid var(--border); color: var(--text-2); }
.badge.active { border-color: var(--status-good); color: var(--good-text); }
.kind { display: inline-flex; align-items: center; gap: 6px; }

footer { max-width: 1280px; margin: 0 auto; padding: 0 24px 40px; color: var(--muted); font-size: 0.8rem; }
.error-banner { background: var(--status-critical); color: #fff; padding: 10px 24px; display: none; }
.error-banner.show { display: block; }

/* sign-in gate + security */
body.locked main, body.locked footer, body.locked #status-bar, body.locked .controls label, body.locked #refresh { display: none; }
.auth-gate { max-width: 1280px; margin: 0 auto; padding: 40px 24px; }
.auth-card { max-width: 460px; width: 100%; margin: 0 auto; padding: 32px 28px; text-align: center; display: grid; gap: 14px; justify-items: center; }
.auth-card h2 { font-size: 1.35rem; }
.auth-card p { max-width: 40ch; margin: 0; }
.auth-icon { width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center; background: var(--wash); color: var(--series-mint); }
.auth-icon svg { width: 28px; height: 28px; }
.auth-form { display: grid; gap: 12px; width: 100%; text-align: left; }
.auth-form label { display: grid; gap: 6px; font-size: 0.85rem; color: var(--text-2); }
.auth-form input { font: inherit; font-family: var(--mono); letter-spacing: 0.06em; text-transform: uppercase; padding: 9px 10px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); color: var(--text); }
.auth-btn { width: 100%; padding: 12px 16px; font-size: 1rem; font-weight: 600; display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--series-mint); color: #fff; border-color: transparent; }
.auth-btn:hover { background: var(--series-mint); filter: brightness(1.08); }
.auth-btn svg { width: 18px; height: 18px; }
.auth-msg { min-height: 1.4em; font-size: 0.85rem; color: var(--text-2); margin: 0; }
.auth-msg.bad { color: var(--status-critical); }
.passkey-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.passkey { display: flex; align-items: center; gap: 12px; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; }
.passkey .grow { flex: 1; min-width: 0; }
.key-icon { color: var(--series-mint); display: grid; place-items: center; }
.key-icon svg { width: 18px; height: 18px; }
.security-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 12px; }
button.small { padding: 4px 10px; font-size: 0.85rem; }
button.danger { color: var(--status-critical); }