:root {
  --tr-navy: #12233B;
  --tr-blue: #2F6FE0;
  --tr-ink: #2A3744;
  --tr-muted: #6B7787;
  --tr-line: #E4E9F0;
  --tr-bg: #F5F7FA;
  --tr-green: #1FA97A;
  --tr-amber: #E0A21E;
  --tr-red: #E8402A;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--tr-ink);
  background: var(--tr-bg);
}
a { color: var(--tr-blue); }

.tr-header { background: #fff; border-bottom: 1px solid var(--tr-line); }
.tr-header-inner {
  max-width: 1080px; margin: 0 auto; padding: 22px 24px 8px;
  display: flex; align-items: center; gap: 16px;
}
.tr-logo { height: 34px; }
.tr-title { margin: 0; font-size: 22px; }
.tr-tagline { margin: 2px 0 0; color: var(--tr-muted); font-size: 13.5px; }
.tr-overall {
  margin-left: auto; font-size: 12.5px; font-weight: 700; border-radius: 999px;
  padding: 6px 12px; white-space: nowrap;
}
.tr-overall.operational { color: var(--tr-green); background: rgba(31,169,122,.12); }
.tr-overall.degraded { color: var(--tr-amber); background: rgba(224,162,30,.14); }
.tr-overall.major_outage { color: var(--tr-red); background: rgba(232,64,42,.12); }

.tr-tabs { max-width: 1080px; margin: 0 auto; padding: 8px 24px 0; display: flex; gap: 4px; flex-wrap: wrap; }
.tr-tab {
  border: 0; background: transparent; padding: 10px 14px; font-size: 14px; cursor: pointer;
  color: var(--tr-muted); border-bottom: 2.5px solid transparent; font-weight: 600;
}
.tr-tab:hover { color: var(--tr-ink); }
.tr-tab.active { color: var(--tr-blue); border-bottom-color: var(--tr-blue); }

.tr-main { max-width: 1080px; margin: 0 auto; padding: 24px; }
.tr-card { background: #fff; border: 1px solid var(--tr-line); border-radius: 14px; padding: 22px 24px; }
.tr-card-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.tr-card h2 { margin: 0 0 4px; font-size: 18px; }
.tr-muted { color: var(--tr-muted); font-size: 13.5px; line-height: 1.55; }
.tr-loading, .tr-error { color: var(--tr-muted); padding: 20px 0; }
.tr-error { color: var(--tr-red); }

.tr-comp-list { list-style: none; margin: 16px 0 0; padding: 0; }
.tr-comp { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-top: 1px solid var(--tr-line); }
.tr-comp-name { font-weight: 600; }
.tr-comp-state { margin-left: auto; font-size: 12.5px; font-weight: 600; }
.tr-comp-state.up, .tr-dot.up { color: var(--tr-green); }
.tr-comp-state.degraded, .tr-dot.degraded { color: var(--tr-amber); }
.tr-comp-state.down, .tr-dot.down { color: var(--tr-red); }
.tr-dot { width: 10px; height: 10px; border-radius: 50%; background: currentColor; flex: none; }

.tr-chip {
  display: inline-block; font-size: 11.5px; font-weight: 700; border-radius: 999px;
  padding: 3px 9px; background: #EEF2F7; color: #45566A;
}
.tr-chip.level-A { background: rgba(47,111,224,.12); color: var(--tr-blue); }
.tr-chip.level-AA { background: rgba(122,90,240,.14); color: #6A46D6; }
.tr-chip.auto-automatic { background: rgba(31,169,122,.14); color: var(--tr-green); }
.tr-chip.auto-semi { background: rgba(224,162,30,.16); color: #A9781A; }
.tr-chip.auto-manual { background: rgba(91,102,117,.14); color: #566373; }

.tr-table-wrap { overflow-x: auto; margin-top: 16px; }
.tr-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.tr-table th, .tr-table td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--tr-line); vertical-align: top; }
.tr-table th { color: var(--tr-muted); font-size: 11.5px; text-transform: uppercase; letter-spacing: .04em; }
.tr-table code { font-size: 12px; }

.tr-entries { list-style: none; margin: 12px 0 0; padding: 0; }
.tr-entry { padding: 16px 0; border-top: 1px solid var(--tr-line); }
.tr-entry-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.tr-entry-head h3 { margin: 0; font-size: 15.5px; }
.tr-entry-date { color: var(--tr-muted); font-size: 12.5px; font-variant-numeric: tabular-nums; }
.tr-entry-notes { margin: 8px 0 0; padding-left: 20px; font-size: 13.5px; line-height: 1.6; }
.tr-tags { margin-top: 8px; display: flex; gap: 6px; flex-wrap: wrap; }
.tr-tag { font-size: 11px; color: var(--tr-muted); background: #EEF2F7; border-radius: 6px; padding: 2px 8px; }

.tr-dl { display: grid; grid-template-columns: 190px 1fr; gap: 10px 18px; margin: 16px 0 0; font-size: 13.5px; }
.tr-dl dt { color: var(--tr-muted); font-weight: 600; }
.tr-dl dd { margin: 0; }

.tr-footer { border-top: 1px solid var(--tr-line); background: #fff; margin-top: 32px; }
.tr-footer-inner { max-width: 1080px; margin: 0 auto; padding: 18px 24px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; color: var(--tr-muted); font-size: 12.5px; }

@media (max-width: 640px) { .tr-dl { grid-template-columns: 1fr; gap: 2px 0; } .tr-dl dt { margin-top: 8px; } }