:root {
  --bg: #0b0f17;
  --card: #121a2a;
  --text: #e9eefc;
  --muted: #a8b3cf;
  --border: #23304a;
  --btn: #2a3b64;

  --good: #1f7a4d;
  --warn: #8a6b1d;
  --bad:  #8a2a2a;
  --unk:  #3a4b74;

  /* Link colors (FIX: define these so links aren't default blue) */
  --link-color: #4f8cff;
  --link-hover: #2f6fed;
  --link-underline: rgba(79, 140, 255, 0.35);

  /* Footer links (slightly softer but still readable) */
  --footer-link: #9fb8ff;
  --footer-link-hover: #c7d4ff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

/* Container (FIX: keep only one container rule) */
.container {
  width: min(980px, 92vw);
  max-width: 960px;
  margin: 0 auto;
  padding: 0 16px;
}

header { padding: 28px 0 12px; }
h1 { margin: 0 0 6px; font-size: 2rem; }
.sub { margin: 0; color: var(--muted); }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
  margin: 14px 0;
}

.row {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.btn {
  border: 1px solid var(--border);
  background: var(--btn);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 14px;
  cursor: pointer;
  text-decoration: none; /* ensures <a class="btn"> doesn't look like a link */
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn:hover { filter: brightness(1.05); }

/* Secondary button variant */
.btn--secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
.btn--secondary:hover {
  background: rgba(255, 255, 255, 0.05);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}
@media (max-width: 640px) {
  .grid { grid-template-columns: 1fr; }
}

.kv {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
}
.k { color: var(--muted); font-size: 0.85rem; }
.v { margin-top: 6px; font-size: 1.05rem; word-break: break-word; }

.muted { color: var(--muted); }

.pill {
  display: inline-block;
  margin-top: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-weight: 600;
}
.pill--good { background: color-mix(in oklab, var(--good) 30%, transparent); }
.pill--warn { background: color-mix(in oklab, var(--warn) 30%, transparent); }
.pill--bad  { background: color-mix(in oklab, var(--bad)  30%, transparent); }
.pill--unknown { background: color-mix(in oklab, var(--unk)  30%, transparent); }

.details { margin-top: 12px; }
.details summary { cursor: pointer; }

.footer { padding: 18px 0 28px; }

/* -------- Link styling (FIX: good contrast, no ugly default blue) -------- */
a {
  color: var(--link-color);
  text-decoration: underline;
  text-decoration-color: var(--link-underline);
  text-underline-offset: 3px;
}

a:hover {
  color: var(--link-hover);
  text-decoration-color: var(--link-hover);
}

/* Links inside cards / articles */
.card a {
  font-weight: 500;
}

/* Footer links: look like nav, not loud */
.footer a {
  color: var(--footer-link);
  text-decoration: none;
  margin: 0 6px;
}

.footer a:hover {
  color: var(--footer-link-hover);
  text-decoration: underline;
}

/* Help tooltip icon */
.help {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  margin-left: 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  cursor: help;
  position: relative;
  user-select: none;
  outline: none;
}

/* Tooltip bubble */
.help::after {
  content: attr(data-tooltip);
  position: absolute;
  left: 50%;
  top: 28px;
  transform: translateX(-50%);
  width: min(320px, 75vw);
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  font-weight: 500;
  font-size: 0.9rem;
  line-height: 1.25rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.35);
  opacity: 0;
  pointer-events: none;
  transition: opacity 140ms ease;
  z-index: 50;
}

/* Show tooltip on hover or keyboard focus */
.help:hover::after,
.help:focus::after {
  opacity: 1;
}

/* WebRTC IP list */
#webrtcIps {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.95rem;
  white-space: pre-wrap;
}

/* Optional: nicer typography for article content */
.card p, .card li { line-height: 1.65; }
.card h2 { margin-top: 18px; }
.card h3 { margin-top: 14px; }