:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --border: #e3e6eb;
  --text: #1b1f24;
  --muted: #5f6b7a;
  --primary: #1f5eff;
  --primary-ink: #ffffff;
  --ok: #138a4a;
  --ok-bg: #e5f5ec;
  --warn: #a15c00;
  --warn-bg: #fff3df;
  --bad: #c62828;
  --bad-bg: #fdecec;
  --idle: #c9ced6;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1216; --surface: #171b21; --border: #2a3039; --text: #e7eaee; --muted: #9aa5b3;
    --primary: #5b8bff; --ok: #46c483; --ok-bg: #12301f; --warn: #f0b04a; --warn-bg: #33270f;
    --bad: #f07272; --bad-bg: #3a1717; --idle: #39404a; --shadow: none; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1216; --surface: #171b21; --border: #2a3039; --text: #e7eaee; --muted: #9aa5b3;
  --primary: #5b8bff; --ok: #46c483; --ok-bg: #12301f; --warn: #f0b04a; --warn-bg: #33270f;
  --bad: #f07272; --bad-bg: #3a1717; --idle: #39404a; --shadow: none; color-scheme: dark;
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
[hidden] { display: none !important; }
.muted { color: var(--muted); }

.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 24px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 12px; }
.logo { width: 28px; height: 28px; border-radius: 8px; background: linear-gradient(135deg, var(--primary), var(--ok)); }
.brand-name { font-weight: 650; }
.brand-sub { font-size: 12px; color: var(--muted); }
.user { display: flex; align-items: center; gap: 12px; font-size: 13px; color: var(--muted); }

main { max-width: 1080px; margin: 0 auto; padding: 24px 16px 48px; }

.btn {
  font: inherit; font-weight: 600; border-radius: 8px; padding: 9px 16px; cursor: pointer;
  border: 1px solid transparent; display: inline-flex; align-items: center; gap: 8px;
}
.btn.primary { background: var(--primary); color: var(--primary-ink); }
.btn.primary:disabled { opacity: .6; cursor: progress; }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--border); padding: 6px 12px; }
.btn:focus-visible { outline: 3px solid color-mix(in srgb, var(--primary) 40%, transparent); outline-offset: 2px; }
.spinner { width: 14px; height: 14px; border: 2px solid rgba(255,255,255,.5); border-top-color: #fff; border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.signin { text-align: center; padding: 72px 16px; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; }
.signin h1 { font-size: 22px; margin: 0 0 8px; }

.summary {
  display: flex; align-items: center; gap: 12px; padding: 16px 20px; border-radius: 12px;
  font-weight: 600; border: 1px solid var(--border); background: var(--surface); box-shadow: var(--shadow);
}
.summary .dot { width: 12px; height: 12px; border-radius: 50%; flex: none; }

.section-title { font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 28px 0 10px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; }
.card {
  text-align: left; font: inherit; color: inherit; cursor: pointer;
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px;
  box-shadow: var(--shadow); display: grid; gap: 6px;
}
.card[aria-pressed="true"] { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary); }
.card-name { font-weight: 650; }
.card-meta { font-size: 12px; color: var(--muted); }

.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 650; padding: 2px 9px; border-radius: 999px; width: fit-content; }
.badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.v-RUNNING { color: var(--ok); background: var(--ok-bg); }
.v-DOWN, .v-UNREACHABLE { color: var(--bad); background: var(--bad-bg); }
.v-DEGRADED, .v-BLOCKED, .v-UNKNOWN { color: var(--warn); background: var(--warn-bg); }

.detail { margin-top: 24px; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 20px; box-shadow: var(--shadow); }
.detail-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; flex-wrap: wrap; }
.detail-head h2 { margin: 2px 0; font-size: 22px; }
.eyebrow { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }

.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 18px; }
.tile { border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; }
.tile-label { font-size: 12px; color: var(--muted); }
.tile-value { font-size: 17px; font-weight: 650; margin-top: 2px; font-variant-numeric: tabular-nums; }

.timeline-wrap { margin-top: 20px; }
.timeline-head { display: flex; justify-content: space-between; font-size: 13px; font-weight: 600; margin-bottom: 8px; }
.timeline { display: flex; gap: 1px; height: 34px; }
.timeline span { flex: 1; border-radius: 2px; background: var(--idle); min-width: 0; }
.timeline span.ok { background: var(--ok); }
.timeline span.warn { background: var(--warn); }
.timeline span.bad { background: var(--bad); }
.timeline-axis { display: flex; justify-content: space-between; font-size: 11px; color: var(--muted); margin-top: 4px; }

.result { margin-top: 22px; border-top: 1px solid var(--border); padding-top: 18px; }
.result-head { display: flex; align-items: center; gap: 10px; font-size: 17px; }
.kv { display: grid; grid-template-columns: 130px 1fr; gap: 6px 12px; margin: 14px 0; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; overflow-wrap: anywhere; font-variant-numeric: tabular-nums; }
.customer { display: grid; gap: 6px; }
.customer label { font-size: 13px; font-weight: 600; }
.customer textarea { font: inherit; font-size: 14px; padding: 10px; border-radius: 8px; border: 1px solid var(--border); background: var(--bg); color: var(--text); resize: vertical; }
.customer .btn { justify-self: start; }

.error { margin-top: 16px; padding: 12px 16px; border-radius: 10px; background: var(--bad-bg); color: var(--bad); font-weight: 600; }

@media (max-width: 760px) {
  .topbar { padding: 12px 16px; }
  .tiles { grid-template-columns: repeat(2, 1fr); }
  .kv { grid-template-columns: 1fr; }
  .kv dt { margin-top: 6px; }
  #userEmail { display: none; }
  .timeline { gap: 0; }
  .timeline span { border-radius: 0; }
  .detail-head .btn { width: 100%; justify-content: center; }
}