:root {
  color-scheme: dark;
  --bg: #0a0b0f;
  --panel: #14161d;
  --panel-raised: #191c24;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text: #edeef2;
  --muted: #8b8fa3;
  --muted-dim: #63667a;

  --green: #22c55e;
  --yellow: #f59e0b;
  --red: #ef4444;

  --gold: #c9a84c;
  --gold-soft: rgba(201, 168, 76, 0.14);
  --gold-text: #ddc27a;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.35), 0 1px 2px rgba(0, 0, 0, 0.4);
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background:
    radial-gradient(1200px 600px at 15% -10%, rgba(201, 168, 76, 0.05), transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Auth pages ---------- */

.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
}

.auth-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 36px 32px;
  width: 340px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.auth-card h1 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 4px;
}

.auth-card label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12.5px;
  color: var(--muted);
  font-weight: 500;
}

.auth-card input {
  background: #0b0d12;
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 10px 11px;
  color: var(--text);
  font-size: 14px;
  transition: border-color 0.15s;
}
.auth-card input:focus {
  outline: none;
  border-color: var(--gold);
}

.auth-card button {
  margin-top: 8px;
  background: var(--gold);
  border: none;
  border-radius: 7px;
  color: #1a1608;
  font-weight: 600;
  padding: 11px;
  font-size: 14px;
  cursor: pointer;
  transition: filter 0.15s, transform 0.1s;
}
.auth-card button:hover { filter: brightness(1.08); }
.auth-card button:active { transform: scale(0.99); }

.auth-card .error {
  color: var(--red);
  font-size: 12.5px;
  margin: 0;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.25);
  border-radius: 6px;
  padding: 8px 10px;
}
.auth-card .hint { color: var(--muted); font-size: 12px; margin: 0; line-height: 1.5; }
.auth-card .qr { align-self: center; background: white; padding: 10px; border-radius: 8px; }
.auth-card code {
  word-break: break-all;
  background: var(--panel-raised);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 11.5px;
}

/* ---------- Dashboard shell ---------- */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  border-bottom: 1px solid var(--border);
  background: rgba(10, 11, 15, 0.85);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand { display: flex; align-items: baseline; gap: 10px; }
.brand-name {
  font-family: Georgia, "Iowan Old Style", "Palatino Linotype", serif;
  font-size: 18px;
  letter-spacing: 0.03em;
  color: var(--gold-text);
}
.brand-sub { font-size: 13px; color: var(--muted); font-weight: 500; }

.topbar-right { display: flex; align-items: center; gap: 18px; }
.logout-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 13px;
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 6px;
  transition: color 0.15s, border-color 0.15s;
}
.logout-link:hover { color: var(--text); border-color: var(--border-strong); }
.hint { color: var(--muted-dim); font-size: 12px; }

/* Persistent all-systems summary strip */
.summary-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 28px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
  position: sticky;
  top: 61px;
  z-index: 9;
  font-size: 13px;
  font-weight: 500;
}
.summary-bar .dot { width: 9px; height: 9px; }
.summary-bar .summary-text { color: var(--text); }
.summary-bar .summary-detail { color: var(--muted); font-weight: 400; }

main { padding: 24px 28px 72px; max-width: 1180px; margin: 0 auto; }

/* ---------- Status dots ---------- */

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
  position: relative;
}
.dot.green { background: var(--green); box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.18); }
.dot.yellow { background: var(--yellow); box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.18); }
.dot.red { background: var(--red); box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2); }

@keyframes statusChangePulse {
  0% { box-shadow: 0 0 0 0 currentColor; opacity: 1; }
  70% { box-shadow: 0 0 0 10px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}
.dot.pulse { color: currentColor; animation: statusChangePulse 1.1s ease-out 2; }
.dot.pulse.green { color: var(--green); }
.dot.pulse.yellow { color: var(--yellow); }
.dot.pulse.red { color: var(--red); }

@keyframes tileFlash {
  0% { border-color: var(--gold); background: var(--gold-soft); }
  100% { border-color: var(--border); background: var(--panel-raised); }
}
.tile.changed { animation: tileFlash 2.4s ease-out; }

/* ---------- Service groups ---------- */

.group {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 18px 20px 20px;
  margin-bottom: 18px;
}
.group-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.group h2 {
  font-size: 12.5px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  margin: 0;
}
.group-counts { display: flex; gap: 10px; font-size: 11.5px; color: var(--muted-dim); }
.group-counts span { display: inline-flex; align-items: center; gap: 4px; }

.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 10px; }

.tile {
  background: var(--panel-raised);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 13px 14px;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.1s;
}
.tile:hover { border-color: var(--border-strong); transform: translateY(-1px); }
.tile-head { display: flex; align-items: center; gap: 9px; }
.tile-name { font-size: 13px; font-weight: 600; letter-spacing: -0.005em; }
.tile-meta { color: var(--muted); font-size: 11px; margin-top: 7px; line-height: 1.6; }
.tile-detail {
  display: none;
  margin-top: 10px;
  border-top: 1px solid var(--border);
  padding-top: 9px;
  font-size: 11px;
  color: var(--muted);
}
.tile.expanded .tile-detail { display: block; }
.tile.expanded { border-color: var(--border-strong); }

/* ---------- Generic panels ---------- */

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 18px 20px 20px;
  margin-bottom: 18px;
}
.panel h2 {
  font-size: 12.5px;
  margin: 0 0 14px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}

.system-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; font-size: 13px; }
.system-grid .stat {
  background: var(--panel-raised);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 10px 12px;
}
.system-grid .stat b { display: block; font-size: 11px; color: var(--muted); font-weight: 500; margin-bottom: 5px; text-transform: uppercase; letter-spacing: 0.04em; }

.log-box {
  background: #08090c;
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 11px 13px;
  font-size: 11.5px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  line-height: 1.6;
  overflow-x: auto;
  max-height: 260px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-word;
  color: #c3c6d1;
}

.log-entry { margin-bottom: 14px; }
.log-entry:last-child { margin-bottom: 0; }
.log-entry summary {
  cursor: pointer;
  font-size: 13px;
  color: var(--text);
  margin-bottom: 8px;
  font-weight: 500;
}
.log-entry summary:hover { color: var(--gold-text); }

/* ---------- Audit log ---------- */

.audit-filters {
  display: flex;
  gap: 10px;
  margin-bottom: 14px;
}
.audit-filters select {
  background: var(--panel-raised);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 6px;
}
.audit-filters select:focus { outline: none; border-color: var(--gold); }

.audit-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.audit-table th, .audit-table td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--border); }
.audit-table th {
  color: var(--muted);
  font-weight: 600;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.audit-table tbody tr:hover { background: var(--panel-raised); }
.audit-table .empty-row td { color: var(--muted-dim); text-align: center; padding: 18px; }

/* ---------- Responsive ---------- */

@media (max-width: 640px) {
  .topbar { flex-direction: column; align-items: flex-start; gap: 10px; padding: 14px 18px; }
  .summary-bar { top: 96px; padding: 10px 18px; }
  main { padding: 18px 16px 60px; }
  .audit-filters { flex-wrap: wrap; }
}