:root {
  color-scheme: light dark;
  --bg: var(--tg-theme-bg-color, #0f1115);
  --fg: var(--tg-theme-text-color, #e8eaed);
  --hint: var(--tg-theme-hint-color, #9aa0a6);
  --btn: var(--tg-theme-button-color, #2d7ff9);
  --btn-t: var(--tg-theme-button-text-color, #fff);
  --card: var(--tg-theme-secondary-bg-color, #1a1d24);
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
}
.wrap {
  max-width: 520px;
  margin: 0 auto;
  padding: 16px;
  padding-bottom: calc(16px + env(safe-area-inset-bottom, 0px));
}
h1 {
  font-size: 1.25rem;
  margin: 0 0 8px;
}
.muted {
  color: var(--hint);
  margin: 0 0 16px;
}
.card {
  background: var(--card);
  border-radius: 12px;
  padding: 12px;
  margin-bottom: 12px;
  font-size: 0.95rem;
}
.hidden {
  display: none !important;
}
.row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
button {
  border: 0;
  border-radius: 10px;
  padding: 10px 14px;
  font-weight: 600;
  cursor: pointer;
}
button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.primary {
  background: var(--btn);
  color: var(--btn-t);
}
.secondary {
  background: var(--card);
  color: var(--fg);
}
.out {
  margin-top: 12px;
  padding: 12px;
  border-radius: 10px;
  background: var(--card);
  overflow: auto;
  max-height: 45vh;
  font-size: 12px;
  white-space: pre-wrap;
  word-break: break-word;
}