/* «Как ИИ вносит изменения?» — the change mode (Figma kit «LidFly — Бренд и UI Kit 2026»,
   page 07 «Режим изменений в ИИ-чате»: «Mode trigger», «Mode option»; phone sheet on page 21).
   Behaviour: public/js/app-chat-mode.js. A radio list: the selected option is a filled radio on
   a soft green background, hover is grey; the «как в чате» line is shown only for the selected one. */
.chat-mode {
  position: relative;
  width: max-content;
  max-width: 100%;
}

.chat-mode__trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: 100%;
  min-height: 40px;
  padding: 0 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-element);
  background: var(--color-bg-card);
  color: var(--color-text);
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  line-height: 18px;
  cursor: pointer;
}

.chat-mode__trigger:hover { background: var(--color-bg-subtle); }

.chat-mode.open .chat-mode__trigger,
.chat-mode__trigger:focus-visible {
  border-color: var(--color-brand-text);
  outline: 2px solid color-mix(in srgb, var(--color-brand-text) 18%, transparent);
  outline-offset: 0;
}

.chat-mode__value {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chat-mode__chevron { display: inline-flex; flex: 0 0 auto; color: var(--color-text-muted); transition: transform 0.2s ease; }
.chat-mode__chevron .lf-icon { width: 16px; height: 16px; }
.chat-mode.open .chat-mode__chevron { transform: rotate(180deg); }

.chat-mode__panel {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 130;
  box-sizing: border-box;
  width: min(360px, calc(100vw - 32px));
  padding: 6px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-bg-card);
  box-shadow: var(--shadow-card);
}

.chat-mode__panel[hidden] { display: none; }

.chat-mode__question {
  margin: 0;
  padding: 8px 12px;
  color: var(--color-text-secondary);
  font-size: 13px;
  line-height: 16px;
}

.chat-mode__options { display: grid; gap: 2px; }

.chat-mode__option {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  align-items: start;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-element);
  color: var(--color-text);
  cursor: pointer;
}

.chat-mode__option:hover,
.chat-mode__option:focus-visible { background: var(--color-bg-subtle); }
.chat-mode__option:focus-visible { outline: 2px solid color-mix(in srgb, var(--color-brand-text) 34%, transparent); outline-offset: -2px; }
.chat-mode__option.is-selected { background: var(--color-matcha-light); }

.chat-mode__radio {
  box-sizing: border-box;
  width: 22px;
  height: 22px;
  margin-top: -1px;
  border: 1.5px solid color-mix(in srgb, var(--color-text) 30%, transparent);
  border-radius: 50%;
  background: var(--color-bg-card);
}

.chat-mode__option.is-selected .chat-mode__radio {
  border: 7px solid var(--color-text);
  background: var(--color-bg-card);
}

.chat-mode__body { display: grid; gap: 2px; min-width: 0; }
.chat-mode__title-row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.chat-mode__title { font-size: 16px; line-height: 20px; }

.chat-mode__badge {
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--color-text) 7%, transparent);
  color: var(--color-text-secondary);
  font-size: 13px;
  line-height: 18px;
}

.chat-mode__desc { color: var(--color-text-secondary); font-size: 13px; line-height: 18px; }

.chat-mode__preview {
  display: none;
  align-items: center;
  gap: 6px;
  padding-top: 4px;
  color: var(--color-text-secondary);
  font-size: 13px;
  line-height: 18px;
}

.chat-mode__preview .lf-icon { flex: 0 0 auto; width: 14px; height: 14px; }
.chat-mode__option.is-selected .chat-mode__preview { display: flex; }

.chat-mode__footer {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 4px 0 0;
  padding: 10px 12px 6px;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-size: 13px;
  line-height: 18px;
}

.chat-mode__footer .lf-icon { flex: 0 0 auto; width: 16px; height: 16px; color: var(--color-text-muted); }

/* Phone: the same content in «Чат / Лист режима»; the sheet title asks the question. */
.lf-sheet .lf-sheet__host.chat-mode { width: 100%; }
.lf-sheet .lf-sheet__host.chat-mode .chat-mode__panel {
  position: static;
  width: auto;
  padding: 0 8px;
  overflow-y: auto;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  background: transparent;
}
.lf-sheet .lf-sheet__host.chat-mode .chat-mode__question { display: none; }
.lf-sheet .lf-sheet__host.chat-mode .chat-mode__footer {
  margin: 8px -8px 0;
  padding: 12px 20px calc(16px + env(safe-area-inset-bottom));
}

/* «Только советы»: the line under the field with «Разрешить изменения». */
.chat-mode-notice {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 4px 8px;
  margin: 6px 0 0;
  color: var(--color-text-muted);
  font-size: 13px;
  line-height: 18px;
  text-align: center;
}

.chat-mode-notice[hidden] { display: none; }

@media (max-width: 768px) {
  .chat-mode__trigger { min-height: 36px; font-size: 14px; }
}