/** СТИЛИ **/

:root {
  --main-color: #007bff;
  --main-color-hover: #036ad8;
  --main-color-red: #dc3545;
  --main-color-red-hover: #bd2d3c;
  --light-gray: #9c9c9c;
  --border-radius: 14px;
  --font-family: ui-sans-serif, -apple-system, system-ui, "Segoe UI", Helvetica,
    "Apple Color Emoji", Arial, sans-serif, "Segoe UI Emoji", "Segoe UI Symbol";
  /* Другие шрифты
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
  --font-family: "Helvetica Neue", Arial, sans-serif;
  --font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  */
  --highlight-color: rgba(0, 128, 255, 0.2); /* для drop-подсветки */
  --base-font-size: 13px;
  --icon-size-small: calc(var(--base-font-size) * 0.8);
  --icon-size-medium: calc(var(--base-font-size) * 1.2);
  --icon-size-large: calc(var(--base-font-size) * 1.8);
  --safe-area-bottom: env(safe-area-inset-bottom, 0px);
}
body.light {
  --bg-color: #ffffff;
  --text-color: #000000;
  --text-color-inverted: #ffffff;
  --text-button-color: #ffffff;
  --header-bg-color: #dddddd;
  --secondary-bg: #dddddd;
  --checkbox-accent: #007bff;
  --user-input-color: #bfbfbf;
  --gray-button: #7e7d7d;
}
body.dark {
  --bg-color: #121212;
  --text-color: #ffffff;
  --text-color-inverted: #000000;
  --text-button-color: #ffffff;
  --header-bg-color: #202020;
  --secondary-bg: #202020;
  --checkbox-accent: #007bff;
  --user-input-color: #333333;
  --gray-button: #3b3b3b;
}
html,
body {
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  font-family: var(--font-family);
  font-size: var(--base-font-size);
  background-color: var(--bg-color);
  color: var(--text-color);
}

/* Стили для иконок */
.icon svg {
  display: block;
  width: 100%;
  height: 100%;
}
.icon {
  display: inline-flex;
  align-items: center; /* Центрировать SVG внутри контейнера */
  justify-content: center;
  vertical-align: middle; /* Выравнивание по базовой линии текста */
  width: var(--icon-size-medium); /* Базовый размер по умолчанию */
  height: var(--icon-size-medium);
  color: var(--text-color);
  margin-right: 4px;
}
.icon--small {
  width: var(--icon-size-small);
  height: var(--icon-size-small);
}
.icon--medium {
  width: var(--icon-size-medium);
  height: var(--icon-size-medium);
}
.icon--large {
  width: var(--icon-size-large);
  height: var(--icon-size-large);
}
.icon--inverted {
  filter: invert(100%); /* Инверсия цвета */
}
.file-icon,
.folder-icon {
  transition: opacity 1s linear;
  display: inline-flex;
  align-items: center;
}
.menu-button .icon {
  transition: opacity 1s linear;
  display: inline-flex;
  align-items: center;
}

/* Стили для основного контейнера */
#app {
  height: calc(100vh - 56px); /* минус высота toolbar */
  overflow-y: auto;
  overscroll-behavior: contain;
  box-sizing: border-box;
  background-color: var(--bg-color);
}
#app.app--categories {
  position: relative;
}
#app.app--categories::after {
  content: "";
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: 56px;
  pointer-events: none;
  background: linear-gradient(to bottom, transparent 0%, var(--bg-color) 70%);
  z-index: 5;
}
#toolbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--header-bg-color);
  display: flex;
  justify-content: space-between;
  width: 100%;
  padding-top: 0;
  padding-bottom: 0;
  padding-left: 8px;
  padding-right: 8px;
  box-sizing: border-box;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}
.container {
  width: 100%;
  align-items: center;
  box-sizing: border-box;
}
#workspace {
  height: calc(100vh - 56px); /* 56px — высота toolbar */
  overflow: auto;
  display: flex;
  flex-direction: column;
  overscroll-behavior: contain;
}
.project-panels {
  /* Основной контейнер для панелей проекта*/
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
}
#all-categories {
  max-width: 600px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-sizing: border-box;
  margin-top: 4px;
  margin-bottom: 4px;
}

/* Универсальный стиль панелей */
.menu-panel {
  width: 100%;
  max-width: calc(100% - 16px); /* 12px слева и 12px справа */
  background-color: var(--secondary-bg);
  padding: 12px;
  border-radius: var(--border-radius);
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.1);
  box-sizing: border-box;
  margin: 8px auto; /* центрирование и вертикальный отступ */
}
.menu-row {
  display: flex;
  gap: 12px;
  margin: 12px;
}
.auto-role-row {
  align-items: center;
}
.auto-role-label {
  flex: 1;
  font-weight: 500;
}
.auto-role-status {
  margin: 0 12px;
  color: var(--text-secondary-color);
}
.menu-select {
  cursor: pointer;
}
.menu-select:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}
.auto-role-panel .menu-select {
  min-width: 36px;
  max-width: 60px;
}
.category-form-actions {
  display: flex;
  justify-content: space-between;
  width: 100%;
}
.menu-gen-btn {
  margin-right: 24px;
}
.permissions-panel {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.permissions-description {
  margin: 0 12px;
  color: var(--text-secondary-color);
  line-height: 1.4;
}
.permissions-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 0 12px;
}
.permission-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px;
  border-radius: var(--border-radius);
  background-color: var(--user-input-color);
  border: 1px solid transparent;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}
.permission-item--disabled {
  opacity: 0.7;
}
body.dark .permission-item {
  background-color: rgba(255, 255, 255, 0.05);
}
.permission-item__info {
  display: flex;
  align-items: center;
  gap: 12px;
}
.permission-item__info .icon {
  width: 20px;
  height: 20px;
}
.permission-item__text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.permission-item__label {
  font-weight: 600;
}
.permission-item__status {
  display: block;
  font-size: 12px;
  color: var(--text-secondary-color);
}
.permissions-actions {
  margin: 12px 24px 12px 0;
}
.permission-toggle {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  position: relative;
}
.permission-toggle__input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.permission-toggle__indicator {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  border: 2px solid var(--text-secondary-color);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}
.permission-toggle__indicator::after {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 3px;
  transform: scale(0);
  transition: transform 0.2s ease;
  background-color: var(--main-color);
}
.permission-toggle__input:checked + .permission-toggle__indicator {
  border-color: var(--main-color);
}
.permission-toggle__input:checked + .permission-toggle__indicator::after {
  transform: scale(1);
}
.permission-toggle__input:disabled + .permission-toggle__indicator {
  opacity: 0.5;
  cursor: not-allowed;
}
#font-controls button {
  flex: 1;
  margin: 0;
}
.files-panel {
  /* Панель файлов */
  flex: 0.8;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  width: 100%;
  max-width: calc(100% - 16px);
  background-color: var(--secondary-bg);
  border-radius: var(--border-radius);
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.1);
  box-sizing: border-box;
  margin-top: 8px;
  margin-bottom: 0;
  margin-left: auto;
  margin-right: auto;
  transition: opacity 0.3s ease, transform 0.3s ease;
  opacity: 1;
  transform: translateY(0);
}
.files-panel.hidden {
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  height: 0;
  padding: 0;
  margin: 0;
}
.files-header {
  /* Заголовок панели файлов */
  padding-left: 12px;
  padding-right: 6px;
  padding-top: 12px;
  padding-bottom: 2px;
  flex-shrink: 0;
}
.files-header-title {
  /* Текст заголовка панели файлов */
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--user-input-color);
}
.files-footer {
  /* Панель с кнопками "+ Файл" и "Новая папка" */
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0;
  border-top: 1px solid var(--user-input-color);
  background-color: var(--secondary-bg);
}
.chat-panel {
  flex: 1.2;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  width: 100%;
  max-width: calc(100% - 16px); /* 12px слева и справа */
  background-color: var(--secondary-bg);
  border-radius: var(--border-radius);
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.1);
  box-sizing: border-box;
  margin: 8px auto; /* отступы сверху и снизу */
  padding-top: 8px;
}
@media (min-aspect-ratio: 1/1) {
  .project-panels {
    flex-direction: row;
    align-items: stretch;
  }

  .files-panel,
  .chat-panel {
    max-width: none;
    margin: 8px;
    height: calc(100% - 16px);
  }

  .files-panel {
    flex: 0 0 35%;
    min-width: 280px;
    max-width: 420px;
  }

  .chat-panel {
    flex: 1 1 auto;
  }
}
.category-block {
  width: 100%;
  max-width: calc(100% - 16px); /* 12px слева и 12px справа */
  background-color: var(--secondary-bg);
  padding: 0 0 4px 0;
  border-radius: var(--border-radius);
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.1);
  box-sizing: border-box;
  margin: 4px auto; /* центрирование и вертикальный отступ */
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}
.category-projects-wrapper {
  position: relative;
  overflow: hidden;
  transition: height 0.3s ease, max-height 0.3s ease, opacity 0.2s ease;
  --category-projects-partial-height: 0px;
  --category-projects-expanded-height: 0px;
  --category-projects-fade-height: 56px;
  --category-projects-top-fade-height: 32px;
}
.category-projects-wrapper::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: var(--category-projects-top-fade-height);
  pointer-events: none;
  background: linear-gradient(to bottom, var(--secondary-bg) 0%, rgba(0, 0, 0, 0) 100%);
  opacity: 0;
  transition: opacity 0.2s ease;
  z-index: 1;
}
.category-projects-wrapper--partial {
  max-height: var(--category-projects-partial-height);
  height: var(--category-projects-partial-height);
  opacity: 1;
}
.category-projects-wrapper--expanded {
  max-height: var(--category-projects-expanded-height);
  height: var(--category-projects-expanded-height);
  opacity: 1;
}
.category-projects-wrapper--hidden {
  max-height: 0;
  height: 0;
  opacity: 0;
  pointer-events: none;
}
.category-projects-wrapper::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: var(--category-projects-fade-height);
  pointer-events: none;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0) 0%, var(--secondary-bg) 100%);
  opacity: 0;
  transition: opacity 0.2s ease;
  z-index: 1;
}
.category-projects-wrapper--hidden::before,
.category-projects-wrapper--expanded::before {
  opacity: 0;
}
.category-projects-wrapper--partial.category-projects-wrapper--scrolled::before {
  opacity: 1;
}
.category-projects-wrapper--hidden::after,
.category-projects-wrapper--expanded::after {
  opacity: 0;
}
.category-projects-wrapper--faded.category-projects-wrapper--partial::after {
  opacity: 1;
}
.category-projects-wrapper .category-projects {
  transition: opacity 0.2s ease;
  height: 100%;
  overflow: hidden;
  overflow-x: hidden;
  overscroll-behavior: auto;
  padding-right: 4px;
  box-sizing: border-box;
  scrollbar-width: thin;
  touch-action: auto;
  -webkit-mask-image: none;
  mask-image: none;
}
.category-projects--scrollable {
  overflow-y: auto;
  touch-action: pan-y;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
}
.category-projects-wrapper--hidden .category-projects {
  opacity: 0;
  overflow: hidden;
}
.category-projects-wrapper--partial .category-projects {
  scrollbar-gutter: stable;
}
.category-projects-wrapper--partial.category-projects-wrapper--faded .category-projects {
  -webkit-mask-image: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 1) 0%,
    rgba(0, 0, 0, 1) calc(100% - var(--category-projects-fade-height)),
    rgba(0, 0, 0, 0) 100%
  );
  mask-image: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 1) 0%,
    rgba(0, 0, 0, 1) calc(100% - var(--category-projects-fade-height)),
    rgba(0, 0, 0, 0) 100%
  );
}

.category-projects-wrapper--expanded .category-projects,
.category-projects-wrapper--hidden .category-projects {
  -webkit-mask-image: none;
  mask-image: none;
}
.category-projects-wrapper--expanded .category-projects,
.category-projects-wrapper--partial .category-projects {
  opacity: 1;
}
.category-option {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 10px 0;
}
.category-option__content {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  min-width: 0;
}
.category-option input {
  margin: 0 4px 0 0;
}
.category-color-picker {
  width: calc(var(--base-font-size) * 1.2);
  height: calc(var(--base-font-size) * 1.2);
  border-radius: calc(var(--base-font-size) * 0.6);
  border: 2px solid var(--user-input-color);
  background-color: #ffffff;
  cursor: pointer;
  padding: 0;
  margin: 0;
  flex-shrink: 0;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.category-color-picker:hover {
  transform: scale(1.08);
  box-shadow: 0 0 6px rgba(0, 0, 0, 0.15);
}
.category-color-picker:focus-visible {
  outline: 2px solid var(--main-color);
  outline-offset: 2px;
}
.category-color-grid {
  display: grid;
  grid-template-columns: repeat(
    8,
    minmax(calc(var(--border-radius) * 2), max-content)
  );
  justify-content: center;
  gap: 32px;
  margin: 0;
  width: 70%;
  padding: 0;
}
.category-color-option {
  width: calc(var(--border-radius) * 1.6);
  height: calc(var(--border-radius) * 1.6);
  border-radius: calc(var(--border-radius) * 0.8);
  border: 2px solid transparent;
  background-color: transparent;
  cursor: pointer;
  padding: 0;
  margin: 2px;
  justify-self: center;
  align-self: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.category-color-option:hover {
  transform: scale(1.2);
}
.category-color-option.selected {
  border-color: var(--main-color);
  box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}
.category-color-option:focus-visible {
  outline: 2px solid var(--main-color);
  outline-offset: 2px;
}
.category-option input {
  margin: 0 4px 0 0;
}

/* вложенный скролл */
.scroll-inner {
  scroll-behavior: smooth;
  flex: 1;
  height: 100%;
  width: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  padding-left: 12px;
  padding-right: 0;
  padding-top: 0;
  padding-bottom: 0;
  box-sizing: border-box;
  border-radius: inherit; /* если нужно */
}
body.telegram-mobile .chat-panel .scroll-inner {
  scroll-behavior: auto !important;
  -webkit-overflow-scrolling: touch;
}
.scroll-disabled-by-keyboard {
  overflow: hidden !important;
  -webkit-overflow-scrolling: auto !important;
}
html.keyboard-open,
body.keyboard-open {
  overscroll-behavior: contain;
}
.vertical-fade {
  -webkit-mask-image: linear-gradient(
    to bottom,
    transparent 0,
    black 8px,
    black calc(100% - 8px),
    transparent 100%
  );
  mask-image: linear-gradient(
    to bottom,
    transparent 0,
    black 8px,
    black calc(100% - 8px),
    transparent 100%
  );
}
/* Темная тема для категории */
body.dark .category-block {
  background-color: var(--secondary-bg);
  border: none;
}
/* Заголовки */
h1 {
  margin: 12px;
  color: inherit;
}
h2 {
  margin: 12px;
  color: inherit;
  line-height: 1.2;
}
h2.section-title--toggleable {
  display: flex;
  align-items: center;
  gap: 8px;
}
.section-title__content {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
h2 .icon {
  width: var(--icon-size-large);
  height: var(--icon-size-large);
  line-height: var(--icon-size-large);
}
.section-title__indicator {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--icon-size-large);
  height: var(--icon-size-large);
  flex-shrink: 0;
}
.section-title__indicator .icon {
  width: var(--icon-size-large);
  height: var(--icon-size-large);
}
h3 {
  margin-top: 0;
  margin-bottom: 8px;
  margin-left: 0;
  margin-right: 0;
  color: inherit;
  text-align: center;
}
h3 .icon {
  width: var(--icon-size-large);
  height: var(--icon-size-large);
  line-height: var(--icon-size-large);
}
h4 {
  margin-top: 0;
  margin-bottom: 8px;
  margin-left: 0;
  margin-right: 0;
  color: inherit;
  text-align: left;
  font-size: calc(var(--base-font-size) * 1.4);
}
h4 .icon {
  width: var(--icon-size-large);
  height: var(--icon-size-large);
  line-height: var(--icon-size-large);
}

/* Кнопки */
button {
  color: #ffffff !important;
  padding: 4px 14px;
  margin: 8px 12px;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: calc(1em + 2px);
  transition: background-color 0.2s;
  display: inline-flex;
  align-items: center; /* Выравнивание по вертикали */
  justify-content: center;
  gap: 2px;
}
button .icon {
  width: var(--icon-size-medium);
  height: var(--icon-size-medium);
  color: #ffffff !important;
  margin-bottom: 1px;
}
button:disabled {
  color: var(--text-color);
  padding: 4px 18px;
  margin-top: 12px;
  margin-bottom: 12px;
  margin-left: 0;
  margin-right: 0;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: 16px;
  transition: background-color 0.2s;
  display: inline-flex;
  align-items: center; /* Выравнивание по вертикали */
  justify-content: center;
}
button:hover {
  background-color: rgb(27, 106, 198);
}
button.gray-button {
  background-color: var(--gray-button);
  touch-action: pan-y;
}
button.gray-button[data-project-highlight="new"] .icon {
  color: var(--main-color) !important;
}
button.gray-button:hover {
  background-color: #4a4a4a;
}
button.blue-button,
button.blue-button:disabled {
  background-color: var(--main-color);
}
button.blue-button:hover {
  background-color: var(--main-color-hover);
}
button.red-button,
button.red-button:disabled {
  background-color: var(--main-color-red);
}
button.red-button:hover {
  background-color: var(--main-color-red-hover);
}
button.menu-btn {
  background-color: var(--main-color);
  width: 100%;
}
button.menu-btn .icon {
  width: var(--icon-size-medium);
  height: var(--icon-size-medium);
  margin-right: 6px !important;
  position: relative !important;
  top: 0px !important; /* Тонкая подстройка */
}
button.menu-red-btn {
  background-color: var(--main-color-red);
  width: 100%;
}
button.menu-btn:hover {
  background-color: var(--main-color-hover);
  width: 100%;
}
button.menu-red-btn:hover {
  background-color: var(--main-color-red-hover);
  width: 100%;
}
button.menu-btn:disabled {
  background-color: var(--main-color-hover);
  width: 100%;
}
button.small-trnsp-btn {
  background-color: transparent;
  margin: 0;
  padding: 0;
  transition: background-color 0.15s ease;
}
button.small-trnsp-btn .icon {
  color: var(--text-color) !important;
  width: var(--icon-size-medium);
  height: var(--icon-size-medium);
  margin: 0;
  padding: 0;
}
button.small-trnsp-btn:active,
button.small-trnsp-btn.touch-active {
  background-color: var(--user-input-color);
  border-radius: var(--border-radius);
}
@media (hover: hover) {
  button.small-trnsp-btn:hover {
    background-color: var(--user-input-color);
    border-radius: var(--border-radius);
  }
}
button.scroll-button {
  width: 36px;
  height: 36px;
  position: fixed;
  left: 50%; /* центрирование */
  transform: translateX(calc(-50% - 12px));
  border-radius: 50%;
  opacity: 0;
  pointer-events: none;
  transition: opacity 1s;
  z-index: 10;
  padding: 0;
}
button.scroll-button.visible {
  opacity: 0.8;
  pointer-events: auto;
  padding: 0;
}
button.scroll-button .icon {
  width: var(--icon-size-medium);
  height: var(--icon-size-medium);
  color: #ffffff;
  margin: 0;
}
.context-button {
  /* стиль кнопки вызова контекстного меню ⋮ */
  margin-left: auto;
  cursor: pointer;
  padding: 0 6px 0 12px;
  font-size: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  line-height: 1;
  user-select: none; /* стандарт */
  -webkit-user-select: none; /* Safari / iOS */
  -moz-user-select: none; /* Firefox */
  -ms-user-select: none; /* IE10+ */
}
.context-button.project-menu-btn {
  padding-right: 0px !important;
  margin-bottom: 12px !important;
}

/* Поля ввода */
input[type="file"],
input[type="text"],
select,
.text-input {
  background-color: var(--user-input-color);
  color: var(--text-color);
  padding: 8px;
  font-size: inherit;
  border-radius: var(--border-radius);
  border: none;
  width: 100%;
  box-sizing: border-box;
  min-height: 16px;
  outline: none;
}
.text-input:focus {
  outline: none;
  box-shadow: none;
}
input::placeholder {
  color: #888;
}
input[type="checkbox"] {
  accent-color: var(--checkbox-accent);
  margin-right: 8px;
  margin-bottom: 0;
  margin-top: 0;
}

/* Страница проекта */
.project-layout {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  margin-top: 12px;
}
@media (min-width: 768px) {
  .project-layout {
    flex-direction: row;
  }
}
#file-list {
  margin-top: 0;
}
#file-input {
  margin: 12px 0;
}

/* Чат */
#chat-log {
  margin-top: 8px;
  display: flex;
  flex-direction: column; /* сообщения идут столбцом */
  align-items: flex-start; /* по умолчанию не растягивать на всю ширину */
}
.input-area {
  position: relative;
  border-top: 1px solid var(--user-input-color);
  background-color: var(--secondary-bg);
  border-bottom-left-radius: var(--border-radius);
  border-bottom-right-radius: var(--border-radius);
  padding-bottom: 12px;
  overscroll-behavior: contain;
}
.attachments-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px 12px 0;
}
.input-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 12px 0;
}
.chat-input-wrapper {
  position: relative;
  display: flex;
  align-items: stretch;
  flex: 1;
  min-height: 44px;
}
.chat-input-wrapper textarea {
  overscroll-behavior: contain;
  touch-action: pan-y;
}
.chat-input-wrapper--dragover {
  border-radius: var(--border-radius);
  outline: 2px dashed var(--main-color);
  outline-offset: 2px;
}
.chat-input-wrapper--dragover .quick-attach-btn {
  background-color: rgba(0, 0, 0, 0.08);
}
body.dark .chat-input-wrapper--dragover .quick-attach-btn {
  background-color: rgba(255, 255, 255, 0.12);
}
.quick-attach-btn {
  position: absolute;
  left: 10px;
  bottom: 10px;
  transform: none;
  width: 26px;
  height: 26px;
  border: none;
  border-radius: 50%;
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  margin: 0;
  cursor: pointer;
  color: var(--text-color);
  transition: background-color 0.15s ease;
  z-index: 2;
}
.quick-attach-btn .icon {
  width: 22px;
  height: 22px;
  margin: 0;
}
.quick-attach-btn:hover {
  background-color: rgba(0, 0, 0, 0.08);
}
body.dark .quick-attach-btn:hover {
  background-color: rgba(255, 255, 255, 0.12);
}
.chat-input-placeholder {
  position: absolute;
  left: 48px;
  right: 80px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: rgba(0, 0, 0, 0.55);
  font-size: inherit;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}
.chat-input-placeholder--hidden {
  opacity: 0;
  visibility: hidden;
}
body.dark .chat-input-placeholder {
  color: rgba(255, 255, 255, 0.55);
}
.attachment-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: rgba(0, 123, 255, 0.15);
  border: 2px solid var(--main-color);
  color: var(--text-color);
  border-radius: var(--border-radius);
  padding: 4px 8px;
  font-size: 0.9em;
}
.attachment-chip__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.attachment-chip__icon .icon {
  width: 16px;
  height: 16px;
  color: var(--text-color);
}
.attachment-chip__name {
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.attachment-remove {
  background: transparent;
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 2px;
  cursor: pointer;
  border-radius: 50%;
  transition: background-color 0.2s ease;
}
.attachment-remove .icon {
  width: var(--icon-size-small);
  height: var(--icon-size-small);
  margin: 0;
}
.attachment-remove:hover,
.attachment-remove:focus-visible {
  background-color: rgba(0, 123, 255, 0.25);
}
.tree-file.file-attached {
  background-color: rgba(0, 123, 255, 0.12);
  border-radius: var(--border-radius);
}
.tree-item .attach-toggle.active {
  background-color: rgba(0, 123, 255, 0.18);
  border-radius: 50%;
}
.tree-item .attach-toggle.active .icon {
  color: var(--main-color) !important;
}
/* input-область — растёт вертикально */
#user-input {
  flex: 1;
  width: 100%;
  min-height: calc(1.4em + 24px);
  max-height: calc(1.4em * 4 + 24px);
  resize: none;
  overflow-y: auto;
  scroll-behavior: smooth;
  margin: 0;
  padding: 12px 80px 12px 46px;
  font-size: inherit;
  border: none;
  outline: none;
  border-radius: var(--border-radius);
  line-height: 1.4;
  background-color: var(--user-input-color);
  color: var(--text-color);
  box-sizing: border-box;
  scrollbar-width: none; /* Firefox */
  scrollbar-color: rgba(0, 0, 0, 0.35) transparent;
  -webkit-overflow-scrolling: touch;
  transition: height 0.15s ease;
}
#user-input::-webkit-scrollbar {
  width: 6px;
}
#user-input::-webkit-scrollbar-track {
  background: transparent;
}
#user-input::-webkit-scrollbar-thumb {
  background-color: rgba(0, 0, 0, 0.35);
  border-radius: 999px;
}
body.dark #user-input {
  scrollbar-color: rgba(255, 255, 255, 0.35) transparent;
}
body.dark #user-input::-webkit-scrollbar-thumb {
  background-color: rgba(255, 255, 255, 0.35);
}
.input-actions {
  position: absolute;
  right: 20px;
  bottom: 20px;
  display: flex;
  gap: 8px;
  align-items: center;
}
button.voice-input-btn {
  width: 26px;
  height: 26px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-color) !important;
  margin: 0 !important;
  padding: 0 !important;
}
button.voice-input-btn .icon {
  width: 20px;
  height: 20px;
  margin: 0 !important;
  color: var(--text-color) !important;
}
button.voice-input-btn:hover {
  background-color: var(--user-input-color);
}
button.voice-input-btn.voice-input-btn--recording {
  color: var(--main-color-red) !important;
}
button.voice-input-btn.voice-input-btn--recording .icon {
  color: var(--main-color-red) !important;
}
button.voice-input-btn.voice-input-btn--processing {
  cursor: default;
  opacity: 0.8;
}
button.voice-input-btn.voice-input-btn--processing .icon svg {
  animation: voice-btn-spin 1s linear infinite;
}
@keyframes voice-btn-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
button.send-button {
  width: 28px;
  height: 28px;
  border-radius: var(--border-radius);
  padding: 0;
  margin: 0;
}
button.send-button .icon {
  width: 20px;
  height: 20px;
  margin: 0 !important;
  color: var(--text-button-color) !important;
}

/* Сообщения */
.message {
  display: block;
  width: fit-content; /* ширина по содержимому */
  max-width: calc(100% - 80px); /* чтобы суммарные поля ≥ 40px */
  padding: 8px 12px;
  border-radius: var(--border-radius);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
  word-wrap: break-word;
}
.message.bot {
  background-color: #a5bdf0;
  color: #000;
  text-align: left;
  align-self: flex-start;
  margin: 0 40px 12px 0; /* сверху/справа/снизу/слева */
}
body.dark .message.bot {
  background-color: #333333;
  color: var(--text-color);
}
.message.user {
  background-color: #dedc93;
  color: #000;
  text-align: right;
  align-self: flex-end;
  margin: 0 12px 12px 40px; /* сверху/справа/снизу/слева */
}
.message.user.file-message {
  text-align: left;
}
.message.user.file-message .message-content {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.chat-file-entry {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #000;
}
.chat-file-entry__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.chat-file-entry__icon .icon,
.chat-file-entry__icon-node {
  width: 20px;
  height: 20px;
  color: #000 !important;
}
.chat-file-entry__name {
  color: #000;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 220px;
}
.no-projects {
  color: #888;
  font-style: italic;
  margin-top: 10px;
  margin-left: 12px;
}
#category-form {
  margin-bottom: 20px;
}

/* Анимация "Бот пишет..." */
#typing-indicator {
  font-style: italic;
  opacity: 0.8;
}

/* Markdown стили */
.message .markdown {
  margin-top: 6px;
}
.message.user .markdown {
  white-space: pre-wrap;
}
.message .markdown h1,
.message .markdown h2,
.message .markdown h3 {
  margin: 8px 0;
}
.message .markdown ul {
  margin: 6px 0;
  padding-left: 18px;
}
.message .markdown li {
  margin-bottom: 4px;
}
.message .markdown hr {
  border: none;
  border-top: 1px solid #ccc;
  margin: 10px 0;
}
.message .markdown strong {
  font-weight: bold;
}

/*  DOCX Editor */
button.save-doc-btn {
  width: 24px;
  height: 24px;
  float: right;
  background: none;
  border: none;
  cursor: pointer;
  margin: 0 !important;
  padding: 0 !important;
}
button.save-doc-btn .icon {
  float: right;
  border: none;
  cursor: pointer;
  color: var(--text-color) !important;
  margin: 0 !important;
  padding: 0 !important;
}
button.save-doc-btn:hover {
  width: 24px;
  height: 24px;
  border: none;
  border-radius: var(--border-radius);
  background: #8a9ec9;
}
.close-btn {
  position: absolute;
  top: 10px;
  right: 12px;
  background: none;
  border: none;
  font-size: 18px;
  color: var(--text-color);
  cursor: pointer;
}
.markdown-editor {
  flex: 1;
  /* border: 1px solid #888; */
  border-radius: var(--border-radius);
  background: var(--user-input-color);
  color: var(--text-color);
  padding: 12px;
  overflow-y: auto;
  width: 100%; /* на всю ширину родителя */
  box-sizing: border-box;
}
.editor-panel {
  width: calc(100% - 16px); /* по 12px слева и справа */
  margin: 8px auto;
  background-color: var(--secondary-bg);
  padding: 12px 8px 0 8px;
  border-radius: var(--border-radius);
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.1);
  height: calc(100% - 32px);
  box-sizing: border-box;
  position: relative;
  display: flex;
  flex-direction: column;
  flex: 1;
  overflow: hidden;
}
.editor-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 6px 0 6px 0;
}
.editor-actions .blue-button {
  margin-left: auto;
}
.docx-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 0;
}
.font-size-menu {
  position: absolute;
  top: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: none;
  gap: 12px;
  background: var(--user-input-color);
  border: 1px solid #888;
  border-radius: 4px;
  padding: 4px;
}
.table-size-menu {
  position: absolute;
  display: none;
  background: var(--user-input-color);
  border: 1px solid #888;
  border-radius: 4px;
  padding: 8px;
  gap: 8px;
  align-items: center;
  left: 0;
  right: 0;
  margin: 0 auto;
  max-width: calc(100% - 24px);
}
.table-size-menu .controls {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-right: 8px;
}
.table-size-menu .controls > div {
  display: flex;
  align-items: center;
  gap: 4px;
}
.table-size-menu .value {
  min-width: 16px;
  text-align: center;
}

/*  IMAGE Editor */
.image-editor-panel {
  width: calc(100% - 16px);
  margin: 8px auto;
  background-color: var(--secondary-bg);
  padding: 12px;
  border-radius: var(--border-radius);
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-sizing: border-box;
}
.image-editor-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.image-editor-header h3 {
  margin: 0;
  font-size: 16px;
}
.image-editor-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
}
.image-editor-toolbar .image-toolbar-btn {
  width: 32px;
  height: 32px;
  padding: 2px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.image-editor-toolbar .image-toolbar-btn.active {
  background-color: rgba(0, 123, 255, 0.2);
  border-radius: var(--border-radius);
}
.image-toolbar-indicator {
  min-width: 24px;
  text-align: center;
  font-size: var(--base-font-size);
  color: var(--text-color);
}
.image-color-preview {
  width: var(--icon-size-medium);
  height: var(--icon-size-medium);
  border-radius: 50%;
  margin: 0 6px 0 7px;
  border: 2px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  background-color: transparent;
  flex-shrink: 0;
}
.image-color-preview:focus {
  outline: 2px solid var(--main-color);
  outline-offset: 2px;
}
.image-color-preview:active {
  transform: scale(0.95);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.25);
}
.image-editor-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--user-input-color);
  border-radius: var(--border-radius);
  gap: 12px;
  padding: 0;
  overflow: hidden;
  min-height: 0;
}
.image-canvas-wrapper,
.pdf-canvas-wrapper {
  position: relative;
  flex: 1;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  width: 100%;
  overflow: auto;
  background-color: var(--bg-color);
  box-shadow: 0 0 6px rgba(0, 0, 0, 0.1);
}
#image-editor-canvas,
#pdf-render-canvas {
  width: 100%;
  height: auto;
  max-width: none;
  max-height: none;
  display: block;
}
.image-crop-selection {
  position: absolute;
  border: 1px dashed var(--main-color);
  background-color: rgba(0, 123, 255, 0.15);
  pointer-events: none;
  display: none;
}
.image-pipette-crosshair {
  position: fixed;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.25), 0 6px 12px rgba(0, 0, 0, 0.25);
  transform: translate(-50%, -50%);
  pointer-events: none;
  display: none;
  z-index: 1000;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, rgba(0, 0, 0, 0.15) 100%);
}
.image-pipette-crosshair-line {
  position: absolute;
  background-color: rgba(0, 0, 0, 0.7);
  pointer-events: none;
}
.image-pipette-crosshair-line--horizontal {
  left: 6px;
  right: 6px;
  top: 50%;
  height: 1px;
  transform: translateY(-50%);
}
.image-pipette-crosshair-line--vertical {
  top: 6px;
  bottom: 6px;
  left: 50%;
  width: 1px;
  transform: translateX(-50%);
}
.image-pipette-crosshair-center {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.4);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.2);
}
.image-pipette-mode,
.image-pipette-mode canvas {
  cursor: crosshair !important;
}
.image-pipette-actions {
  gap: 12px;
}
.image-color-input {
  position: fixed;
  opacity: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
  left: -1000px;
  top: 0;
}
.image-resize-ratio {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-color);
  font-size: var(--base-font-size);
}
.color-picker-modal {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  width: 100%;
}
.color-picker-preview-row {
  display: flex;
  align-items: center;
  gap: 12px;
}
.color-picker-preview-icon {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-color);
}
.color-picker-preview-icon .icon {
  width: 24px;
  height: 24px;
}
.color-picker-preview-swatch {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}
.color-picker-hex {
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text-color);
}
.color-picker-pipette-btn {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
}
.color-picker-pipette-btn .icon {
  width: 24px;
  height: 24px;
}
.color-picker-palette-wrapper {
  position: relative;
  width: 100%;
  max-width: 320px;
}
.color-picker-palette {
  width: 100%;
  border-radius: var(--border-radius);
  display: block;
  cursor: crosshair;
  touch-action: none;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.1);
}
.color-picker-marker {
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid #ffffff;
  box-shadow: 0 0 6px rgba(0, 0, 0, 0.4);
  pointer-events: none;
  transform: translate(-50%, -50%);
}
.color-picker-hue {
  width: 100%;
  max-width: 320px;
  height: 16px;
  border-radius: 999px;
  background: linear-gradient(
    to right,
    #ff0000 0%,
    #ffff00 16.6%,
    #00ff00 33.3%,
    #00ffff 50%,
    #0000ff 66.6%,
    #ff00ff 83.3%,
    #ff0000 100%
  );
  border: none;
  appearance: none;
  cursor: pointer;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.15);
}
.color-picker-hue:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.35);
}
.color-picker-hue::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: #ffffff;
  border: 2px solid rgba(0, 0, 0, 0.25);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}
.color-picker-hue::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: #ffffff;
  border: 2px solid rgba(0, 0, 0, 0.25);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}
.color-picker-hue::-webkit-slider-runnable-track {
  background: transparent;
}
.color-picker-hue::-moz-range-track {
  background: transparent;
}
.color-picker-values {
  display: flex;
  gap: 12px;
  width: 100%;
  max-width: 320px;
  justify-content: center;
}
.color-picker-channel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-size: var(--base-font-size);
  color: var(--text-color);
}
.color-picker-channel input {
  width: 72px;
  padding: 6px;
  border-radius: var(--border-radius);
  border: 1px solid var(--user-input-color);
  background-color: var(--card-color);
  color: var(--text-color);
  text-align: center;
  font-size: var(--base-font-size);
}
.color-picker-channel input:focus {
  outline: 2px solid var(--main-color);
  outline-offset: 2px;
}

/*  PDF Editor */
.pdf-editor-panel {
  gap: 12px;
}
.pdf-editor-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 0;
  overflow: hidden;
  min-height: 0;
}
.pdf-editor-panel.pdf-panel-clamped {
  overflow: hidden;
}
.image-editor-panel.image-panel-clamped {
  overflow: hidden;
}
.pdf-fullscreen-overlay {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.9);
  display: flex;
  align-items: stretch;
  justify-content: center;
  z-index: 2000;
  cursor: default;
  overscroll-behavior: contain;
}
.pdf-fullscreen-overlay.controls-hidden .pdf-fullscreen-controls {
  opacity: 0;
  pointer-events: none;
}
.pdf-fullscreen-overlay canvas {
  max-width: none;
  max-height: none;
  display: block;
}
.pdf-fullscreen-canvas-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 0;
  box-sizing: border-box;
  overscroll-behavior: contain;
}
.pdf-fullscreen-viewport {
  position: relative;
  flex: 1 1 auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 100%;
  max-height: 100%;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  touch-action: none;
  overscroll-behavior: contain;
}
.pdf-fullscreen-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: nowrap;
  gap: 8px;
  padding: 0 12px 12px 12px;
  border-radius: var(--border-radius);
  background-color: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(4px);
  transition: opacity 0.2s ease;
  position: absolute;
  left: 50%;
  bottom: calc(12px + var(--safe-area-bottom));
  transform: translate(-50%, 0);
  z-index: 2;
  max-width: calc(100vw - 24px);
  overflow-x: auto;
}
.pdf-fullscreen-btn {
  min-width: 36px;
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius);
}
.pdf-fullscreen-page {
  color: #fff;
  font-size: var(--base-font-size);
  min-width: 100px;
}
.pdf-fullscreen-controls .small-trnsp-btn {
  color: #fff;
}
.pdf-fullscreen-controls .small-trnsp-btn .icon {
  color: #fff !important;
}
.pdf-fullscreen-controls .small-trnsp-btn:hover {
  background-color: rgba(255, 255, 255, 0.1);
}
.image-fullscreen-overlay {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  cursor: default;
  overscroll-behavior: contain;
}
.image-fullscreen-viewport {
  position: relative;
  flex: 1 1 auto;
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  touch-action: none;
  overscroll-behavior: contain;
  padding: 24px;
  padding-bottom: calc(24px + var(--safe-area-bottom));
  box-sizing: border-box;
}
.image-fullscreen-viewport .image-canvas-wrapper {
  margin: 0 auto;
}
.image-fullscreen-controls {
  position: absolute;
  left: 50%;
  bottom: calc(24px + var(--safe-area-bottom));
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  border-radius: var(--border-radius);
  background-color: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(4px);
  transition: opacity 0.2s ease;
}
.image-fullscreen-controls--hidden {
  opacity: 0;
  pointer-events: none;
}
.image-fullscreen-btn {
  min-width: 36px;
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.image-fullscreen-controls .small-trnsp-btn {
  color: #fff;
}
.image-fullscreen-controls .small-trnsp-btn .icon {
  color: #fff !important;
}
.image-fullscreen-controls .small-trnsp-btn:hover {
  background-color: rgba(255, 255, 255, 0.1);
}
.pdf-page-controls {
  align-self: center;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-color);
  font-size: var(--base-font-size);
}
.pdf-page-btn {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius);
}
.pdf-page-btn:hover {
  background-color: rgba(0, 0, 0, 0.05);
}
.pdf-page-btn:disabled {
  opacity: 0.5;
  pointer-events: none;
}
.pdf-page-indicator {
  min-width: 120px;
  text-align: center;
}

/* Файловый менеджер */
.file-item,
.folder-item {
  display: flex;
  align-items: center;
  padding: 4px 8px;
  margin-left: 12px;
  cursor: pointer;
}
.file-item:hover,
.folder-item:hover {
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
}
.message-content {
  display: flex;
  flex-direction: column;
}
.btn-container {
  display: flex;
  justify-content: flex-end;
  gap: 4px;
}
.btn-container.btn-container--retry {
  justify-content: center;
  width: 100%;
  margin-top: 12px;
}
.file-tree {
  list-style: none;
  padding-left: 0;
  margin: 0;
}
.file-tree li {
  margin: 10px 0;
}
.tree-item {
  line-height: 1.2;
  display: flex;
  align-items: flex-start;
  width: 100%;
  gap: 8px;
}
.tree-item > .tree-folder,
.tree-item > .tree-file {
  flex: 1 1 auto;
  min-width: 0;
}
.tree-item-controls {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
  margin-left: auto;
  align-self: center;
}
.tree-item-controls .context-button {
  position: static;
  transform: none;
  height: auto;
  margin-left: 0;
  padding: 0 6px;
}
.tree-folder {
  display: flex;
  align-items: flex-start;
  position: relative;
  flex: 1;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  padding-right: 0;
}
.tree-folder .folder-icon {
  flex-shrink: 0;
}
.tree-folder .folder-title {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: baseline;
  flex: 1;
  min-width: 0;
}
.tree-folder .folder-name {
  flex: 1 1 auto;
  min-width: 0;
  word-break: break-word;
}
.tree-item-controls .folder-count {
  color: #7e7d7d !important;
  font-weight: normal;
  font-size: inherit;
  line-height: 1.2;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}
.tree-folder::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: calc(100% + 16px);
  height: calc(100% + 8px);
  transform: translate(-50%, -50%);
  border-radius: 999px;
  background-color: transparent;
  transition: background-color 0.2s ease;
  z-index: -1;
  pointer-events: none;
}
.tree-folder.drop-target::before {
  background-color: var(--gray-button);
}
.tree-file {
  display: flex;
  align-items: center;
  max-width: 100%;
  flex-grow: 1;
  padding-right: 0;
  position: relative;
  z-index: 0;
  overflow: visible;
  user-select: none; /* стандарт */
  -webkit-user-select: none; /* Safari / iOS */
  -moz-user-select: none; /* Firefox */
  -ms-user-select: none; /* IE10+ */
  transition: color 0.2s ease;
}
.tree-file::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: calc(100% + 16px);
  height: calc(100% + 8px);
  transform: translate(-50%, -50%);
  border-radius: 999px;
  background-color: transparent;
  transition: background-color 0.2s ease;
  z-index: -1;
  pointer-events: none;
}
.tree-file:hover::before {
  background-color: var(--gray-button);
}
.file-name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: unset;
  flex-grow: 1;
  --context-button-width: calc(var(--icon-size-medium) + 36px);
  -webkit-mask-image: linear-gradient(
    to right,
    black calc(100% - var(--context-button-width)),
    transparent calc(100% - var(--icon-size-medium) - 20px),
    transparent 100%
  );
  mask-image: linear-gradient(
    to right,
    black calc(100% - var(--context-button-width)),
    transparent calc(100% - var(--icon-size-medium) - 20px),
    transparent 100%
  );
}
.drag-preview {
  position: fixed;
  z-index: 9999;
  pointer-events: none;
  top: 0;
  left: 0;
  transform: translate(-50%, -50%);
  opacity: 0.35;
  user-select: none; /* стандарт */
  -webkit-user-select: none; /* Safari / iOS */
  -moz-user-select: none; /* Firefox */
  -ms-user-select: none; /* IE10+ */
}
.drag-preview::before {
  background-color: var(--gray-button);
}
.drop-target {
  background-color: rgba(200, 230, 255, 0.5) !important;
  border-radius: 6px;
}
.tree-folder.drop-target {
  background-color: transparent !important;
}
.scroll-inner.no-scroll {
  overflow: hidden !important;
  touch-action: none;
}
.project-menu-btn {
  cursor: pointer;
  font-size: 18px;
  padding: 2px 8px;
}

/* Модальное контекстное меню */
.modal-menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background-color: transparent; /* без затемнения */
}
.modal-menu {
  background-color: var(--secondary-bg);
  border-radius: var(--border-radius);
  padding: 6px 0;
  min-width: max-content;
  white-space: nowrap;
  border: 1px solid var(--light-gray);
  font-size: var(--base-font-size);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.15);
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  display: flex;
  flex-direction: column;
  position: absolute;
}
.menu-button {
  padding: 10px 16px;
  cursor: pointer;
  transition: background 0.2s ease;
  color: var(--text-color);
  line-height: 1.2;
  display: flex;
  align-items: center;
  gap: 8px;
}
.menu-button:hover {
  background-color: var(--light-gray);
}

/* ОБЩЕЕ МОДАЛЬНОЕ ОКНО */
.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.6);
}
.modal-window {
  position: absolute;
  top: 50%;
  left: 50%; /* Устанавливает верхний и левый край модального окна в центр экрана */
  transform: translate(
    -50%,
    -50%
  ); /* Сдвигает модальное окно на 50% своей ширины и высоты влево и вверх, чтобы его центр совпал с центром экрана */
  background-color: var(--secondary-bg);
  color: var(--text-color);
  padding: 20px;
  border-radius: 8px;
  max-width: 90vw;
  min-width: 300px;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: 0 0 12px rgba(0, 0, 0, 0.25);
}
.modal-content {
  padding: 12px 0;
  text-align: center;
  width: 100%;
  max-width: 100%;
  font-size: inherit;
  box-sizing: border-box;
  overflow: hidden;
  line-height: 1.4;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.app-loading-screen {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--secondary-bg, #202020);
  transition: opacity 0.3s ease, visibility 0.3s ease;
  color: var(--text-color, #ffffff);
}
.app-loading-screen--hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.loading-modal {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  min-width: 220px;
}
.loading-modal__icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-color, currentColor);
}
.loading-modal__icon .icon {
  width: 24px;
  height: 24px;
  margin: 0;
}
.loading-modal__icon svg {
  width: 24px;
  height: 24px;
  transform-origin: 50% 50%;
  animation: loading-modal-spin 1s steps(8, end) infinite;
}
.loading-modal__text {
  font-size: inherit;
  color: var(--text-color);
  text-align: center;
}
@keyframes loading-modal-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
.modal-actions {
  display: flex;
  justify-content: space-between;
  width: 100%;
}
.context-menu {
  position: absolute;
  right: 20px;
  top: 100%;
  min-width: max-content;
  white-space: nowrap;
  background-color: var(--secondary-bg);
  border: 1px solid var(--light-gray);
  border-radius: var(--border-radius);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  padding: 6px 0;
  font-size: var(--base-font-size);
  z-index: 9999;
}
.context-menu-item {
  padding: 6px 12px;
  cursor: pointer;
  white-space: nowrap;
}
.context-menu-item:hover {
  background-color: var(--light-gray);
}

/* НАСТРОЙКИ ИИ */
#available-models-container {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 6px;
  margin-bottom: 12px;
}
#ai-model {
  width: 100%;
  margin-top: 6px;
  margin-bottom: 12px;
  padding: 6px;
}
#ai-role,
#ai-greeting {
  background-color: var(--user-input-color);
  color: var(--text-color);
  width: 100%;
  font-size: 10px;
  margin-top: 6px;
  margin-bottom: 12px;
  padding: 6px;
  box-sizing: border-box;
  resize: vertical;
}
.create-category-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
}
#icon-grid {
  width: calc(100% - 6px);
  height: 283px;
  background-color: var(--gray-button);
  border: none;
  border-radius: var(--border-radius);
  display: grid;
  grid-template-columns: repeat(auto-fill, 32px);
  grid-auto-rows: 32px;
  gap: 8px;
  margin: 24px 0 0 0;
  padding: 6px 0 0 6px;
  overflow-y: auto;
}
#icon-grid img[loading="lazy"] {
  background-color: var(--gray-button);
  border: none;
  border-radius: var(--border-radius);
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.icon-grid-item {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center; /* Центрировать SVG внутри контейнера */
  justify-content: center;
  vertical-align: middle; /* Выравнивание по базовой линии текста */
}
.icon-grid-item .icon {
  width: var(--icon-size-large);
  height: var(--icon-size-large);
  margin: 0;
  color: var(--text-color);
}
.icon-grid-item.selected {
  background-color: var(--secondary-bg);
  border: none;
  border-radius: var(--border-radius);
}
/* DEBUG */
#debug-overlay {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  max-height: 180px;
  overflow-y: auto;
  font-family: monospace;
  font-size: 10px;
  background: rgba(0, 0, 0, 0.2);
  color: #0f0;
  padding: 5px 10px;
  z-index: 9999;
  pointer-events: none;
  box-shadow: 0 -2px 6px rgba(0, 0, 0, 0.3);
  border-radius: var(--border-radius);
  border: 1px solid var(--user-input-color);
}
#debug-toolbar-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  font-family: monospace;
  font-size: 12px;
  color: #0f0;
  background: rgba(0, 0, 0, 0.5);
  padding: 4px 10px;
  border-radius: var(--border-radius);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(15, 255, 0, 0.3);
  display: none;
  z-index: 1001;
  white-space: nowrap;
}