/* A plain link keeps the assistant available without JavaScript. */
.assistant-link {
  position: fixed;
  right: max(20px, env(safe-area-inset-right));
  bottom: max(var(--assistant-link-bottom, 20px), env(safe-area-inset-bottom));
  z-index: 900;
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 13px 19px;
  border: 1px solid rgb(255 255 255 / 18%);
  border-radius: 40px;
  background: #1769ff;
  color: #fff;
  box-shadow: 0 6px 24px rgb(23 105 255 / 24%);
  font: inherit;
  line-height: 1.3;
  text-decoration: none;
}
.assistant-link strong { display: block; font-size: 14px; font-weight: 600; }
.assistant-link small { display: block; margin-top: 3px; font-size: 11px; }
.assistant-link:hover { background: #0d53d6; color: #fff; }
.assistant-link:focus-visible {
  outline: 3px solid var(--text, #0c0d10);
  outline-offset: 4px;
}
@media (max-width: 640px) {
  .assistant-link { right: 16px; padding: 12px 16px; }
}

body.assistant-popup-open { overflow: hidden; }
.assistant-popup {
  position: fixed;
  inset: auto 20px 20px auto;
  margin: 0;
  width: min(440px, calc(100vw - 40px));
  height: min(720px, calc(100dvh - 40px));
  max-width: none;
  max-height: none;
  padding: 0;
  border: 1px solid var(--border-strong, #ddd);
  border-radius: 18px;
  background: var(--surface, #fff);
  color: var(--text, #0c0d10);
  box-shadow: 0 20px 70px rgb(0 0 0 / 25%);
}
.assistant-popup[open] { display: flex; flex-direction: column; }
.assistant-popup [hidden] { display: none !important; }
.assistant-popup::backdrop { background: rgb(0 0 0 / 24%); }
.assistant-popup-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  padding: 8px 12px 8px 18px;
  border-bottom: 1px solid var(--border, #ddd);
}
.assistant-popup-toolbar h2 { margin: 0; font-size: 14px; letter-spacing: 0; }
.assistant-popup-toolbar button {
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 8px;
  background: var(--surface-2, #efefeb);
  color: inherit;
  font: inherit;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}
.assistant-popup-toolbar button:focus-visible,
.assistant-popup-footer a:focus-visible { outline: 3px solid #1769ff; outline-offset: 2px; }
.assistant-popup-status { display: grid; place-items: center; flex: 1; margin: 0; font-size: 14px; }
.assistant-popup iframe { display: block; flex: 1; width: 100%; min-height: 0; border: 0; background: #fff; }
.assistant-popup-footer { flex-shrink: 0; padding: 7px 14px; text-align: right; border-top: 1px solid var(--border, #ddd); }
.assistant-popup-footer a { font-size: 11px; color: inherit; }
@media (max-width: 640px) {
  .assistant-popup { inset: 12px; width: calc(100vw - 24px); height: calc(100dvh - 24px); border-radius: 14px; }
}