:root {
  color-scheme: light dark;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
  --bg: #0b1018;
  --panel: #141d2a;
  --panel-soft: #192536;
  --text: #f5f8fc;
  --muted: #9aa9bd;
  --border: #273549;
  --accent: #5ba7ff;
  --ok: #4fd19b;
  --warn: #f6c65b;
  --error: #ff7272;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 280px;
  min-height: 100vh;
  background:
    radial-gradient(circle at 85% -10%, rgba(91, 167, 255, 0.2), transparent 35rem),
    var(--bg);
  color: var(--text);
}

button { font: inherit; }

.shell {
  width: min(100% - 32px, 720px);
  margin: 0 auto;
  padding: max(28px, env(safe-area-inset-top)) 0 max(40px, env(safe-area-inset-bottom));
}

.heading,
.panel-heading,
.check-row,
.actions {
  display: flex;
  align-items: center;
}

.heading {
  justify-content: space-between;
  gap: 20px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 { margin: 0; font-size: clamp(1.65rem, 6vw, 2.35rem); line-height: 1.1; }
h2 { margin: 0; font-size: 1rem; }

.intro {
  margin: 16px 0 24px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.5;
}

.panel {
  margin-top: 14px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--panel);
  background: color-mix(in srgb, var(--panel) 94%, transparent);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.14);
}

.panel-heading { justify-content: space-between; gap: 16px; }
.checks { margin-top: 8px; }

.check-row {
  min-height: 58px;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--border);
}

.check-row:last-child { border-bottom: 0; }
.check-name { font-weight: 650; }
.check-detail { margin-top: 3px; color: var(--muted); font-size: 0.82rem; }
.check-result { flex: 0 0 auto; font-weight: 700; }
.status-pending { color: var(--muted); }
.status-ok { color: var(--ok); }
.status-slow { color: var(--warn); }
.status-error { color: var(--error); }

.badge {
  flex: 0 0 auto;
  padding: 7px 11px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 750;
}

.badge-running { background: rgba(91, 167, 255, 0.16); color: #91c5ff; }
.badge-ok { background: rgba(79, 209, 155, 0.15); color: var(--ok); }
.badge-warning { background: rgba(246, 198, 91, 0.15); color: var(--warn); }
.badge-error { background: rgba(255, 114, 114, 0.14); color: var(--error); }

.facts {
  display: grid;
  grid-template-columns: minmax(130px, 0.75fr) minmax(0, 1.25fr);
  gap: 10px 16px;
  margin: 16px 0 0;
}

.facts dt { color: var(--muted); }
.facts dd { margin: 0; overflow-wrap: anywhere; }
.muted { color: var(--muted); font-size: 0.86rem; }
.privacy-note { margin: 16px 0 0; color: var(--muted); font-size: 0.78rem; line-height: 1.45; }
.support p { line-height: 1.45; }
.actions { gap: 10px; margin-top: 16px; }

button {
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--accent);
  border-radius: 12px;
  background: var(--accent);
  color: #07111e;
  font-weight: 750;
  cursor: pointer;
}

button.secondary { background: transparent; color: var(--text); border-color: var(--border); }
button:focus-visible { outline: 3px solid rgba(91, 167, 255, 0.4); outline-offset: 2px; }
button:disabled { cursor: wait; opacity: 0.55; }

@media (max-width: 480px) {
  .shell { width: min(100% - 24px, 720px); }
  .panel { padding: 16px; border-radius: 14px; }
  .heading { align-items: flex-start; }
  .facts { grid-template-columns: 1fr; gap: 3px; }
  .facts dd { margin-bottom: 9px; }
  .actions { align-items: stretch; flex-direction: column; }
  button { width: 100%; }
}

@media (prefers-reduced-motion: no-preference) {
  .badge-running { animation: pulse 1.7s ease-in-out infinite; }
  @keyframes pulse { 50% { opacity: 0.58; } }
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f3f6fa;
    --panel: #ffffff;
    --panel-soft: #edf3fa;
    --text: #142033;
    --muted: #607087;
    --border: #dce4ee;
    --accent: #1672d4;
    --ok: #087c55;
    --warn: #9a6700;
    --error: #bd3030;
  }
  body { background: radial-gradient(circle at 85% -10%, rgba(22, 114, 212, 0.13), transparent 35rem), var(--bg); }
  button { color: white; }
}