:root {
  --bg: #0b1020;
  --bg2: #121a33;
  --card: #161f3d;
  --line: #243056;
  --txt: #e7ecff;
  --mut: #8a96c0;
  --accent: #6ea8ff;
  --ok: #34d399;
  --down: #f87171;
  --warn: #fbbf24;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--txt);
  background: radial-gradient(1200px 600px at 50% -10%, var(--bg2), var(--bg));
}

.card {
  width: 100%;
  max-width: 440px;
  background: linear-gradient(180deg, var(--card), #131b38);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 26px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .45);
}

.head { display: flex; align-items: center; gap: 14px; margin-bottom: 22px; }

.logo {
  flex: none;
  width: 52px; height: 52px;
  display: grid; place-items: center;
  border-radius: 14px;
  color: var(--accent);
  background: rgba(110, 168, 255, .12);
  border: 1px solid rgba(110, 168, 255, .25);
}

h1 { margin: 0; font-size: 1.18rem; font-weight: 650; letter-spacing: .2px; }

.status { display: flex; align-items: center; gap: 8px; font-size: .9rem; color: var(--mut); margin-top: 2px; }

.dot { width: 10px; height: 10px; border-radius: 50%; flex: none; background: var(--mut); }
.dot.up { background: var(--ok); box-shadow: 0 0 0 4px rgba(52, 211, 153, .18); }
.dot.down { background: var(--down); box-shadow: 0 0 0 4px rgba(248, 113, 113, .18); }
.dot.loading { background: var(--warn); animation: pulse 1.1s ease-in-out infinite; }

@keyframes pulse { 0%, 100% { opacity: .35; } 50% { opacity: 1; } }

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 18px;
}

.stat {
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.stat:first-child { grid-column: 1 / -1; }

.k { font-size: .72rem; text-transform: uppercase; letter-spacing: .8px; color: var(--mut); }
.v { font-size: 1.5rem; font-weight: 650; font-variant-numeric: tabular-nums; }
.stat:first-child .v { font-size: 2.1rem; color: var(--accent); }

.connect {
  display: flex; align-items: center; gap: 10px;
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 12px;
  margin-bottom: 16px;
}
.connect .k { flex: none; }
.connect code {
  flex: 1;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: .95rem;
  color: var(--txt);
  overflow-wrap: anywhere;
}

button {
  font: inherit;
  font-size: .85rem;
  color: var(--txt);
  background: rgba(110, 168, 255, .14);
  border: 1px solid rgba(110, 168, 255, .3);
  border-radius: 9px;
  padding: 6px 12px;
  cursor: pointer;
  transition: background .15s;
}
button:hover { background: rgba(110, 168, 255, .26); }
button:active { transform: translateY(1px); }

.foot {
  display: flex; align-items: center; justify-content: space-between;
  font-size: .8rem; color: var(--mut);
}

.offline .stat:first-child .v { color: var(--down); }