:root {
  --bg: #0e1116;
  --panel: #171b22;
  --panel-2: #1f2430;
  --border: #2a313d;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #4c8dff;
  --ok: #3fb950;
  --warn: #d29922;
  --err: #f85149;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 20px 16px 64px;
}

header h1 { font-size: 1.15rem; margin: 0 0 2px; }
header p.sub { color: var(--muted); margin: 0 0 18px; font-size: 0.9rem; }

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
}
.panel h2 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin: 0 0 12px;
}

button {
  font: inherit;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  border-radius: 8px;
  padding: 9px 14px;
  transition: background 0.15s, border-color 0.15s, opacity 0.15s;
}
button:hover:not(:disabled) { border-color: var(--accent); }
button:disabled { opacity: 0.5; cursor: not-allowed; }
button.primary { background: var(--accent); border-color: var(--accent); color: #04122b; font-weight: 600; }
button.small { padding: 6px 10px; font-size: 0.85rem; }

.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.row.between { justify-content: space-between; }
.grow { flex: 1 1 auto; min-width: 0; }

video {
  width: 100%;
  max-width: 100%;
  border-radius: 10px;
  background: #000;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.kv { display: grid; grid-template-columns: 130px 1fr; gap: 6px 12px; font-size: 0.9rem; }
.kv .k { color: var(--muted); }
.kv .v { word-break: break-word; font-family: var(--mono); }

.value-box {
  background: #05070b;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  font-family: var(--mono);
  font-size: 1.05rem;
  word-break: break-word;
  white-space: pre-wrap;
  min-height: 64px;
  user-select: text;
  -webkit-user-select: text;
}

.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid var(--border);
  color: var(--muted);
}
.badge.active { color: var(--ok); border-color: var(--ok); }
.badge.expired { color: var(--err); border-color: var(--err); }
.badge.waiting { color: var(--warn); border-color: var(--warn); }
.badge.error { color: var(--err); border-color: var(--err); }

.status { font-size: 0.85rem; color: var(--muted); min-height: 1.2em; }
.status.err { color: var(--err); }

.hidden { display: none !important; }

details { border-top: 1px solid var(--border); padding-top: 12px; margin-top: 12px; }
summary { cursor: pointer; color: var(--muted); font-size: 0.85rem; }

textarea, input[type="text"], input[type="number"] {
  width: 100%;
  background: #05070b;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font: inherit;
  padding: 9px 10px;
}
textarea { resize: vertical; min-height: 70px; font-family: var(--mono); }
label.field { display: block; font-size: 0.8rem; color: var(--muted); margin: 10px 0 4px; }

code { font-family: var(--mono); background: #05070b; padding: 1px 5px; border-radius: 4px; }

a { color: var(--accent); }
.muted { color: var(--muted); }
.hint { font-size: 0.8rem; color: var(--muted); margin-top: 6px; }
hr.sep { border: none; border-top: 1px solid var(--border); margin: 16px 0; }

.test-source { max-width: 560px; }
.test-card { text-align: center; }
.test-card #qrcode { display: inline-block; padding: 14px; background: #fff; border-radius: 8px; }
.test-card #qrcode img, .test-card #qrcode canvas { display: block; }
.test-expiry { margin: 14px 0 4px; font-size: 1.35rem; font-weight: 700; letter-spacing: 0; }
.test-card .value-box { margin-top: 14px; text-align: left; font-size: 0.8rem; }