/* lab.pimenov.ai: общий блок Telegram и переключатель трёх тем.
   Палитра cyberpunk повторяет :root[data-theme=cyberpunk] с pimenov.ai (Layout.css). */
:root {
  --lab-tg-bg: #f4f7fc;
  --lab-tg-border: #d6ddeb;
  --lab-tg-title: #08090c;
  --lab-tg-text: #5b6580;
  --lab-tg-icon-bg: #3d69e7;
  --lab-tg-icon-fg: #fff;
  --lab-tg-btn-bg: #3d69e7;
  --lab-tg-btn-hover: #2f58cf;
  --lab-tg-btn-fg: #fff;
  --lab-tg-btn-border: #3d69e7;
  --lab-tg-focus: #3d69e7;
  --lab-sw-border: #d6ddeb;
  --lab-sw-bg: #fff;
  --lab-sw-fg: #5b6580;
  --lab-sw-hover: #08090c;
  --lab-sw-on-bg: #3d69e7;
  --lab-sw-on-fg: #fff;
}
:root[data-theme="dark"] {
  --lab-tg-bg: #12151e;
  --lab-tg-border: rgba(214, 221, 235, 0.18);
  --lab-tg-title: #f4f6fb;
  --lab-tg-text: #a7b1c7;
  --lab-tg-icon-bg: #8eafff;
  --lab-tg-icon-fg: #07080d;
  --lab-tg-btn-bg: #8eafff;
  --lab-tg-btn-hover: #a9c2ff;
  --lab-tg-btn-fg: #07080d;
  --lab-tg-btn-border: #8eafff;
  --lab-tg-focus: #8eafff;
  --lab-sw-border: rgba(214, 221, 235, 0.22);
  --lab-sw-bg: #12151e;
  --lab-sw-fg: #a7b1c7;
  --lab-sw-hover: #f4f6fb;
  --lab-sw-on-bg: #8eafff;
  --lab-sw-on-fg: #07080d;
}
:root[data-theme="cyberpunk"] {
  --lab-tg-bg: #a5edf0;
  --lab-tg-border: #38848d;
  --lab-tg-title: #121024;
  --lab-tg-text: #314c65;
  --lab-tg-icon-bg: #121024;
  --lab-tg-icon-fg: #fff248;
  --lab-tg-btn-bg: #ff79a0;
  --lab-tg-btn-hover: #ff97b5;
  --lab-tg-btn-fg: #211027;
  --lab-tg-btn-border: #941342;
  --lab-tg-focus: #941342;
  --lab-sw-border: #77651c;
  --lab-sw-bg: #fff248;
  --lab-sw-fg: #56445c;
  --lab-sw-hover: #121024;
  --lab-sw-on-bg: #121024;
  --lab-sw-on-fg: #fff248;
}

.lab-tg {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: 560px;
  margin: 0;
  padding: 10px 10px 10px 12px;
  border: 1px solid var(--lab-tg-border);
  border-radius: 8px;
  background: var(--lab-tg-bg);
  color: var(--lab-tg-title);
  font-family: "SF Pro Display", "Inter", -apple-system, BlinkMacSystemFont, system-ui, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.3;
  letter-spacing: normal;
  text-align: left;
  box-sizing: border-box;
}
.lab-tg *, .lab-tg *::before, .lab-tg *::after { box-sizing: border-box; }
.lab-tg__icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--lab-tg-icon-bg);
  color: var(--lab-tg-icon-fg);
}
.lab-tg__icon svg { display: block; width: 18px; height: 18px; margin-left: -2px; }
.lab-tg__text { display: flex; flex-direction: column; gap: 1px; min-width: 0; flex: 1 1 auto; margin: 0; }
.lab-tg__title { margin: 0; color: var(--lab-tg-title); font-weight: 650; font-size: 15px; line-height: 1.25; }
.lab-tg__sub { margin: 0; color: var(--lab-tg-text); font-size: 13px; line-height: 1.3; }
.lab-tg__btn,
.lab-tg__btn:visited {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  min-height: 40px;
  padding: 8px 16px;
  border: 1px solid var(--lab-tg-btn-border);
  border-radius: 4px;
  background: var(--lab-tg-btn-bg);
  color: var(--lab-tg-btn-fg);
  font: inherit;
  font-weight: 600;
  font-size: 15px;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.16s ease-out, transform 0.16s ease-out;
}
.lab-tg__btn:hover { background: var(--lab-tg-btn-hover); color: var(--lab-tg-btn-fg); text-decoration: none; }
.lab-tg__btn:active { transform: translateY(1px); }
.lab-tg__btn:focus-visible { outline: 3px solid var(--lab-tg-focus); outline-offset: 3px; }
@media (max-width: 420px) {
  .lab-tg { gap: 10px; padding: 9px 9px 9px 10px; }
  .lab-tg__icon { width: 30px; height: 30px; }
  .lab-tg__icon svg { width: 16px; height: 16px; }
  .lab-tg__title { font-size: 14px; }
  .lab-tg__sub { display: none; }
  .lab-tg__btn { min-height: 38px; padding: 7px 12px; font-size: 14px; }
}
@media (prefers-reduced-motion: reduce) { .lab-tg__btn { transition: none; } }

/* Переключатель трёх тем для страниц, где своего не было. */
.lab-theme-switch {
  display: inline-flex;
  flex: none;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--lab-sw-border);
  border-radius: 6px;
  background: var(--lab-sw-bg);
  font-family: "SF Pro Display", "Inter", -apple-system, BlinkMacSystemFont, system-ui, "Segoe UI", sans-serif;
  line-height: 1;
}
.lab-theme-switch button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-width: 38px;
  min-height: 38px;
  margin: 0;
  padding: 0 10px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--lab-sw-fg);
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}
.lab-theme-switch button:hover { color: var(--lab-sw-hover); }
.lab-theme-switch button[aria-pressed="true"] { background: var(--lab-sw-on-bg); color: var(--lab-sw-on-fg); }
.lab-theme-switch button:focus-visible { outline: 3px solid var(--lab-tg-focus); outline-offset: 2px; }
.lab-theme-switch svg { display: block; width: 16px; height: 16px; flex: none; }
@media (max-width: 760px) {
  .lab-theme-switch .lab-theme-switch__label { display: none; }
  .lab-theme-switch button { padding: 0; }
}