:root {
  --bg: #0a1410;
  --card: #12241c;
  --fg: #e6f5ec;
  --dim: #8fb3a0;
  --accent: #4ad68a;
  --ok: #4ad68a;
  --warn: #f0c257;
  --err: #ff6b6b;
  --line: #1f4132;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
}

.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; }
.dim { color: var(--dim); }

.topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: calc(env(safe-area-inset-top) + 12px) 16px 12px;
  background: #0d1c16;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 2;
  font-size: 14px;
}
.spacer { flex: 1; }

.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--dim); flex: 0 0 auto; }
.dot.ok { background: var(--ok); }

main {
  padding: 16px;
  padding-bottom: calc(env(safe-area-inset-bottom) + 32px);
  max-width: 720px;
  margin: 0 auto;
  display: grid;
  gap: 14px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
}

h1 { font-size: 20px; margin: 0 0 10px; }
h2 { font-size: 15px; margin: 0 0 12px; color: var(--dim); text-transform: uppercase; letter-spacing: .06em; }
p { margin: 0 0 10px; }

.kv { display: grid; grid-template-columns: minmax(140px, auto) 1fr; gap: 6px 14px; margin: 0; }
.kv dt { color: var(--dim); font-size: 13px; }
.kv dd { margin: 0; overflow-wrap: anywhere; }
.diag dd.ok { color: var(--ok); }
.diag dd.warn { color: var(--warn); }
.diag dd.err { color: var(--err); }

.hint { color: var(--dim); font-size: 13px; margin: 10px 0 0; }

.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }

.btn {
  appearance: none;
  border: 1px solid var(--line);
  background: #17362a;
  color: var(--fg);
  border-radius: 10px;
  padding: 11px 14px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: translateY(1px); }

.log {
  max-height: 220px;
  overflow: auto;
  margin: 0;
  padding: 10px;
  background: #08120e;
  border: 1px solid var(--line);
  border-radius: 10px;
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 12px;
  line-height: 1.45;
  color: #bcd8c8;
}