:root {
  --bg: #f4f6f9;
  --card: #ffffff;
  --text: #1f2633;
  --muted: #5f6878;
  --line: #e1e6ee;
  --brand: #2e75b6;
  --ok: #1e8e3e;
  --ok-bg: #e8f5ec;
  --amber: #b26b00;
  --amber-dot: #e8a317;
  --amber-bg: #fdf3dd;
  --red: #c5221f;
  --red-bg: #fce8e6;
  --maint: #2e75b6;
  --maint-bg: #e3eefa;
  --unknown: #6b7280;
  --unknown-bg: #eef0f3;
  --logo-plate: transparent;
}
@media (prefers-color-scheme: dark) {
  :root:not(.light) {
    --bg: #11151c; --card: #1a2029; --text: #e9edf3; --muted: #9aa4b4; --line: #2a323e;
    --ok: #5cc97b; --ok-bg: #16301f; --amber: #f2bd4b; --amber-dot: #f2bd4b; --amber-bg: #33290f;
    --red: #ff7b72; --red-bg: #3a1716; --maint: #7fb3ea; --maint-bg: #172a3f; --unknown: #a0a8b5; --unknown-bg: #232a34;
    --logo-plate: #ffffff;
  }
}
:root.tv {
  --bg: #0d1117; --card: #161b22; --text: #f0f3f6; --muted: #9aa4b4; --line: #262d36;
  --ok: #5cc97b; --ok-bg: #132a1b; --amber: #f2bd4b; --amber-dot: #f2bd4b; --amber-bg: #33290f;
  --red: #ff7b72; --red-bg: #3a1716; --maint: #7fb3ea; --maint-bg: #172a3f; --unknown: #a0a8b5; --unknown-bg: #232a34;
  --logo-plate: #ffffff;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 "Segoe UI", Calibri, system-ui, -apple-system, Roboto, Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.top {
  max-width: 880px; width: 100%; margin: 0 auto; padding: 28px 16px 8px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.brand { display: inline-block; }
.brand img { display: block; width: 220px; height: auto; }
.logo-white { display: none !important; }
@media (prefers-color-scheme: dark) {
  :root:not(.light) .logo-color { display: none !important; }
  :root:not(.light) .logo-white { display: block !important; }
}
:root.tv .logo-color { display: none !important; }
:root.tv .logo-white { display: block !important; }
h1 { margin: 0; font-size: 22px; font-weight: 600; color: var(--muted); letter-spacing: .2px; }

main { max-width: 880px; width: 100%; margin: 0 auto; padding: 8px 16px 24px; flex: 1; }

.overall {
  display: flex; align-items: center; gap: 12px;
  background: var(--card); border: 1px solid var(--line); border-left: 6px solid var(--unknown);
  border-radius: 12px; padding: 16px 20px; margin: 12px 0 20px; font-size: 19px; font-weight: 600;
}
.overall .dot { width: 14px; height: 14px; }
.overall.ok { border-left-color: var(--ok); background: var(--ok-bg); }
.overall.maint { border-left-color: var(--maint); background: var(--maint-bg); }
.overall.amber { border-left-color: var(--amber-dot); background: var(--amber-bg); }
.overall.red { border-left-color: var(--red); background: var(--red-bg); }

.services {
  list-style: none; margin: 0; padding: 0;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px; overflow: hidden;
}
.svc { display: grid; grid-template-columns: 1fr auto; gap: 4px 16px; align-items: center; padding: 14px 20px; border-top: 1px solid var(--line); }
.svc:first-child { border-top: 0; }
.svc .name { font-weight: 600; font-size: 17px; }
.svc .state { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; white-space: nowrap; }
.svc .detail { grid-column: 1 / -1; color: var(--muted); font-size: 14px; }

.dot { display: inline-block; width: 11px; height: 11px; border-radius: 50%; background: var(--unknown); flex: none; }
.ok .dot { background: var(--ok); }
.maint .dot { background: var(--maint); }
.amber .dot { background: var(--amber-dot); }
.red .dot { background: var(--red); }

.svc.ok .state { color: var(--ok); }
.svc.maint .state { color: var(--maint); }
.svc.amber .state { color: var(--amber); }
.svc.red .state { color: var(--red); }
.svc.unknown .state { color: var(--unknown); }

.meta { color: var(--muted); font-size: 14px; margin: 14px 2px 0; }
.foot { max-width: 880px; width: 100%; margin: 0 auto; padding: 0 16px 28px; color: var(--muted); font-size: 14px; }
.foot a { color: var(--brand); font-weight: 600; }
.help-title { margin: 0 0 4px; font-weight: 600; color: var(--text); }
.help { margin: 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 4px 28px; }
@media (prefers-color-scheme: dark) { :root:not(.light) .foot a { color: #7fb3ea; } }
:root.tv .foot a { color: #7fb3ea; }

/* TV mode (?tv): bigger type, no scrolling on a 1080p screen, two columns */
:root.tv body { font-size: 20px; }
:root.tv .top, :root.tv main, :root.tv .foot { max-width: 1600px; }
:root.tv .brand img { width: 300px; }
:root.tv h1 { font-size: 34px; }
:root.tv .overall { font-size: 30px; padding: 22px 28px; }
:root.tv .overall .dot { width: 20px; height: 20px; }
:root.tv .services { display: grid; grid-template-columns: 1fr 1fr; }
:root.tv .svc { border-top: 1px solid var(--line); padding: 20px 28px; }
:root.tv .svc:nth-child(2) { border-top: 0; }
:root.tv .svc:nth-child(odd) { border-right: 1px solid var(--line); }
:root.tv .foot { font-size: 18px; }
:root.tv .svc .name { font-size: 26px; }
:root.tv .svc .state { font-size: 22px; }
:root.tv .svc .detail { font-size: 18px; }
:root.tv .dot { width: 16px; height: 16px; }
:root.tv .meta { font-size: 18px; }

@media (max-width: 520px) {
  .top { padding-top: 18px; }
  .brand img { width: 170px; }
  h1 { font-size: 18px; }
  .svc { grid-template-columns: 1fr; }
  .overall { font-size: 17px; }
}
@media (prefers-reduced-motion: no-preference) {
  .overall.loading .dot { animation: pulse 1.2s ease-in-out infinite; }
  @keyframes pulse { 50% { opacity: .3; } }
}