/* Temporal Observatory Mini App styles.
   Read-only surface: links only, no forms or buttons.
   Telegram theme variables first; fixed fallbacks are WCAG-checked in
   both color schemes. */
:root {
  color-scheme: light dark;
  --fallback-bg: #ffffff;
  --fallback-fg: #1b1f24;
  --fallback-link: #0a5a9c;
  --muted: #566070;
  --border: #d3d9e0;
  --panel: #f2f4f7;
  --ok-border: #2f7d3a; --ok-bg: #e9f4ea;
  --warn-border: #8a6116; --warn-bg: #fbf2da;
  --bad-border: #a33c3c; --bad-bg: #fbe6e6;
  --bg: var(--tg-theme-bg-color, var(--fallback-bg));
  --fg: var(--tg-theme-text-color, var(--fallback-fg));
  --link: var(--tg-theme-link-color, var(--fallback-link));
  --panel: var(--tg-theme-secondary-bg-color, var(--panel));
}
@media (prefers-color-scheme: dark) {
  :root {
    --fallback-bg: #15181c;
    --fallback-fg: #e8eaed;
    --fallback-link: #86b6f0;
    --muted: #a3abb5;
    --border: #3a4048;
    --panel: #1d2126;
    --ok-border: #4c9c5c; --ok-bg: #17251b;
    --warn-border: #b08d3c; --warn-bg: #272113;
    --bad-border: #b65858; --bad-bg: #2a1818;
  }
}
:root[data-color-scheme="dark"] {
  --fallback-bg: #15181c;
  --fallback-fg: #e8eaed;
  --fallback-link: #86b6f0;
  --muted: #a3abb5;
  --border: #3a4048;
  --panel: #1d2126;
  --ok-border: #4c9c5c; --ok-bg: #17251b;
  --warn-border: #b08d3c; --warn-bg: #272113;
  --bad-border: #b65858; --bad-bg: #2a1818;
}
:root[data-color-scheme="light"] {
  --fallback-bg: #ffffff;
  --fallback-fg: #1b1f24;
  --fallback-link: #0a5a9c;
  --muted: #566070;
  --border: #d3d9e0;
  --panel: #f2f4f7;
  --ok-border: #2f7d3a; --ok-bg: #e9f4ea;
  --warn-border: #8a6116; --warn-bg: #fbf2da;
  --bad-border: #a33c3c; --bad-bg: #fbe6e6;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}
a { color: var(--link); }
a:focus-visible, [tabindex]:focus-visible, .skip-link:focus {
  outline: 2px solid var(--link);
  outline-offset: 2px;
  border-radius: 2px;
}
main:focus { outline: none; }
.page {
  max-width: 44rem;
  margin: 0 auto;
  padding: 0 0.75rem calc(1rem + env(safe-area-inset-bottom));
}
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: absolute;
  left: -9999px;
  background: var(--bg);
  color: var(--link);
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  z-index: 10;
}
.skip-link:focus { left: 0.5rem; top: 0.5rem; }
.app-header {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1rem;
  align-items: baseline;
  padding: 0.75rem 0 0.25rem;
}
.app-title { font-weight: 700; font-size: 1.05rem; margin: 0; }
.app-nav { display: flex; flex-wrap: wrap; gap: 0.25rem; }
.app-nav a {
  padding: 0.35rem 0.6rem;
  border-radius: 6px;
  text-decoration-thickness: 2px;
}
.app-nav a[aria-current="page"] { font-weight: 700; }
h1 { font-size: 1.15rem; margin: 0.9rem 0 0.4rem; }
h2 { font-size: 1rem; margin: 1rem 0 0.4rem; }
.freshness {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.75rem;
  align-items: baseline;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  margin: 0.25rem 0 0.5rem;
}
.freshness--current { border: 1px solid var(--ok-border); background: var(--ok-bg); }
.freshness--stale { border: 1px solid var(--warn-border); background: var(--warn-bg); }
.freshness--unavailable { border: 1px solid var(--bad-border); background: var(--bad-bg); }
.facts { margin: 0.25rem 0; }
.fact {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.3rem 0;
  border-bottom: 1px solid var(--border);
}
.fact dt { color: var(--muted); }
.fact dd { margin: 0; text-align: right; }
.alerts { list-style: none; padding: 0; margin: 0.5rem 0; display: grid; gap: 0.5rem; }
.alert {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.75rem;
  align-items: baseline;
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
}
.badge {
  display: inline-block;
  padding: 0 0.45rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.75rem;
  line-height: 1.5;
}
.badge--high { border-color: var(--bad-border); background: var(--bad-bg); }
.badge--medium { border-color: var(--warn-border); background: var(--warn-bg); }
.badge--system { border-color: var(--border); background: var(--panel); }
.badge--status-completed { border-color: var(--ok-border); background: var(--ok-bg); }
.badge--status-failed, .badge--status-terminated,
.badge--status-canceled, .badge--status-timed_out { border-color: var(--bad-border); background: var(--bad-bg); }
.badge--status-unavailable { border-color: var(--bad-border); background: var(--bad-bg); }
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin: 0.5rem 0;
}
table { border-collapse: collapse; width: 100%; }
th, td {
  padding: 0.4rem 0.55rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
}
th { font-weight: 600; white-space: nowrap; }
tbody tr:last-child td { border-bottom: none; }
td.num { font-variant-numeric: tabular-nums; }
.pagination {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: baseline;
  margin: 0.5rem 0;
}
.pagination [aria-disabled="true"] { color: var(--muted); }
.note { color: var(--muted); font-size: 0.8125rem; margin: 0.3rem 0; }
.empty {
  color: var(--fg);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
  margin: 0.5rem 0;
}
.status { margin: 1rem 0; }
.null { color: var(--muted); }
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.8125em;
}
time { font-variant-numeric: tabular-nums; }
.breadcrumb { margin: 0.75rem 0 0; }
@media (max-width: 30rem) {
  .page { padding-left: 0.5rem; padding-right: 0.5rem; }
  .app-nav { font-size: 0.9rem; }
  th, td { padding: 0.35rem 0.45rem; }
}