/* ─── App shell ─── */
body {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ─── Sidebar ─── */
.sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  height: 100vh;
  background: var(--color-bg-sidebar);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  transition: width 0.35s ease, min-width 0.35s ease, border-color 0.35s ease, transform var(--transition);
  z-index: 100;
}

.sidebar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-border);
  gap: var(--space-sm);
}

.sidebar__logo-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  min-width: 0;
}

.sidebar__logo-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  overflow: hidden;
  flex-shrink: 0;
  background: var(--color-accent-light);
}

.sidebar__logo-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sidebar__logo {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar__collapse {
  color: var(--color-text-secondary);
  font-size: var(--font-size-lg);
  padding: var(--space-xs);
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}

.sidebar__collapse:hover {
  background: var(--color-border);
}

.sidebar__nav {
  padding: var(--space-sm) var(--space-md);
}

.sidebar__new-chat {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-align: left;
  transition: background var(--transition);
}

.sidebar__new-chat:hover {
  background: var(--color-accent);
  color: #fff;
}

/* ─── XP + Daily Goal widget ─── */
.xp-widget {
  margin: var(--space-md) var(--space-sm) 0;
  padding: var(--space-md);
  background: var(--color-bg-input);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.xp-widget__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.xp-widget__label {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-text-primary);
}

.xp-widget__goal {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-accent);
}

.xp-widget__bar {
  height: 8px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.xp-widget__fill {
  height: 100%;
  width: 0%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--color-accent), #A78BFA);
  transition: width 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.xp-widget__fill--done {
  background: linear-gradient(90deg, #22c55e, #86efac);
}

.xp-widget__footer {
  display: flex;
  justify-content: space-between;
}

.xp-widget__today,
.xp-widget__total {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

/* ─── Всплывающий +XP ─── */
.xp-popup {
  position: fixed;
  font-size: var(--font-size-sm);
  font-weight: 800;
  color: var(--color-accent);
  pointer-events: none;
  z-index: 9999;
  opacity: 0;
  transform: translateY(0) translateX(-50%);
  transition: opacity 0.15s ease, transform 0.9s ease;
  text-shadow: 0 1px 4px rgba(0,0,0,0.12);
  white-space: nowrap;
}

.xp-popup--visible {
  opacity: 1;
  transform: translateY(-48px) translateX(-50%);
}

/* ─── Goal achieved toast ─── */
.goal-toast {
  position: fixed;
  bottom: 90px;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-bg-modal);
  border: 1px solid #22c55e;
  border-radius: var(--radius-full);
  padding: 10px 18px;
  box-shadow: var(--shadow-lg);
  z-index: 9998;
  opacity: 0;
  transition: opacity 0.35s ease, transform 0.35s ease;
  pointer-events: none;
}

.goal-toast--visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.goal-toast__icon {
  font-size: 22px;
}

.goal-toast__title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: #22c55e;
}

.goal-toast__sub {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

/* ─── Streak widget ─── */
.streak-widget {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin: var(--space-md) var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-accent-light);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-md);
}

.streak-widget__icon {
  font-size: 18px;
  animation: streak-pulse 1.5s ease-in-out infinite;
}

@keyframes streak-pulse {
  0%, 100% { transform: scale(1) rotate(0deg); }
  50%      { transform: scale(1.2) rotate(10deg); }
}

.streak-widget__text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  line-height: 1.2;
}

#streakCount {
  font-size: var(--font-size-lg);
  font-weight: 800;
  color: var(--color-accent);
}

#streakLabel {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

/* ─── Streak toast (при +1 день) ─── */
.streak-toast {
  position: fixed;
  bottom: 90px;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-bg-modal);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 10px 18px;
  box-shadow: var(--shadow-lg);
  z-index: 9998;
  opacity: 0;
  transition: opacity 0.35s ease, transform 0.35s ease;
  pointer-events: none;
}

.streak-toast--visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.streak-toast__fire {
  font-size: 20px;
  display: inline-block;
  animation: fire-bounce 0.6s ease-in-out;
}

@keyframes fire-bounce {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-4px); }
}

.streak-toast__title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-accent);
}

.streak-toast__sub {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

/* ─── Счётчик сообщений ─── */
.msg-counter {
  margin: var(--space-md) var(--space-sm);
  padding: var(--space-md);
  background: var(--color-bg-input);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.msg-counter--hidden {
  display: none;
}

.msg-counter__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.msg-counter__label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-text-secondary);
}

.msg-counter__numbers {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-text-primary);
}

.msg-counter__bar {
  height: 6px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.msg-counter__fill {
  height: 100%;
  width: 0%;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  transition: width 0.4s ease, background 0.4s ease;
}

/* Меняем цвет когда остаётся мало */
.msg-counter--warning .msg-counter__fill {
  background: #F59E0B;
}

.msg-counter--critical .msg-counter__fill {
  background: #EF4444;
}

.msg-counter--warning .msg-counter__numbers,
.msg-counter--critical .msg-counter__numbers {
  color: #EF4444;
}

.msg-counter__hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.msg-counter__cta {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-align: center;
  transition: background var(--transition);
}

.msg-counter__cta:hover {
  background: var(--color-accent-hover);
}

/* ─── Telegram badges ─── */
.sidebar__badges {
  padding: var(--space-md) var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  flex: 1;
  justify-content: flex-end;
}

.sidebar__badge {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-decoration: none;
  transition: opacity var(--transition), transform var(--transition);
}

.sidebar__badge:hover {
  opacity: 0.88;
  transform: translateY(-1px);
  text-decoration: none;
}

.sidebar__badge--plans {
  background: var(--color-accent);
  color: #fff;
  width: 100%;
  text-align: left;
}

.sidebar__badge--plans:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}

.sidebar__badge--tg {
  background: #2AABEE;
  color: #fff;
}

.sidebar__badge--channel {
  background: var(--color-accent-light);
  color: var(--color-accent);
  border: 1px solid var(--color-border);
}

.sidebar__badge-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.sidebar__badge-spacer {
  height: 36px;
}

.sidebar__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md);
  border-top: 1px solid var(--color-border);
}

.sidebar__user {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  min-width: 0;
}

.sidebar__avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  color: #fff;
  font-size: var(--font-size-sm);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sidebar__user-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.sidebar__username {
  font-size: var(--font-size-sm);
  color: var(--color-text-sidebar);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar__level-badge {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-accent);
  background: var(--color-accent-light);
  padding: 1px 6px;
  border-radius: var(--radius-full);
  width: fit-content;
  cursor: pointer;
  transition: background var(--transition);
}

.sidebar__level-badge:hover {
  background: var(--color-accent);
  color: #fff;
}

.sidebar__footer-actions {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex-shrink: 0;
}

.sidebar__login-btn {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-accent);
  background: var(--color-accent-light);
  padding: 4px var(--space-sm);
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}

.sidebar__login-btn:hover {
  background: var(--color-accent);
  color: #fff;
}

/* Скрыть кнопку "Войти" когда пользователь авторизован */
.sidebar__login-btn--hidden {
  display: none;
}

.sidebar__theme-toggle {
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  padding: var(--space-xs);
  border-radius: var(--radius-sm);
  transition: background var(--transition);
  flex-shrink: 0;
}

.sidebar__theme-toggle:hover {
  background: var(--color-border);
}

/* ─── Кнопка смены темы (правый верхний угол) ─── */
.theme-toggle-btn {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--color-bg-input);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.theme-toggle-btn:hover {
  background: var(--color-border);
  color: var(--color-text-primary);
}

/* ─── Main area ─── */
.main {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
  background: var(--color-bg);
}

/* ─── Messages ─── */
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-lg) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.chat-messages__inner {
  width: 100%;
  max-width: 750px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

/* ─── Input ─── */
.chat-input-wrap {
  padding: var(--space-md) var(--space-md) var(--space-lg);
  background: var(--color-bg);
}

.chat-input {
  max-width: 750px;
  margin: 0 auto;
  display: flex;
  align-items: flex-end;
  gap: var(--space-sm);
  background: var(--color-bg-input);
  border: 1px solid var(--color-border-input);
  border-radius: var(--radius-lg);
  padding: var(--space-sm) var(--space-sm) var(--space-sm) var(--space-md);
  transition: border-color var(--transition);
}

.chat-input:focus-within {
  border-color: var(--color-accent);
}

.chat-input__text {
  flex: 1;
  resize: none;
  max-height: 160px;
  overflow-y: auto;
  font-size: var(--font-size-md);
  line-height: var(--line-height);
  padding: var(--space-xs) 0;
  background: transparent;
  color: var(--color-text-primary);
}

.chat-input__text::placeholder {
  color: var(--color-text-secondary);
}

.chat-input__voice,
.chat-input__send {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition), color var(--transition);
  line-height: 1;
}

.chat-input__voice {
  color: var(--color-text-secondary);
}

.chat-input__voice:hover {
  background: var(--color-border);
  color: var(--color-text-primary);
}

.chat-input__voice--recording {
  background: #FF4D4F;
  color: #fff;
}

.chat-input__send {
  background: var(--color-accent);
  color: #fff;
}

.chat-input__send:hover {
  background: var(--color-accent-hover);
}

.chat-input__send:disabled {
  background: var(--color-border);
  color: var(--color-text-secondary);
  cursor: not-allowed;
}

/* ─── Sidebar nav sections ─── */
.sidebar__section-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: var(--space-md) var(--space-md) var(--space-xs);
}

.sidebar__nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-sidebar);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  width: 100%;
  text-align: left;
}

.sidebar__nav-item:hover {
  background: var(--color-border);
  color: var(--color-text-primary);
}

.sidebar__nav-item--active {
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-weight: 500;
}

.sidebar__nav-item__icon {
  font-size: var(--font-size-md);
  flex-shrink: 0;
  width: 20px;
  text-align: center;
}

.sidebar__nav-item__label {
  display: flex;
  flex-direction: column;
  gap: 1px;
  flex: 1;
  min-width: 0;
}

.sidebar__nav-item__sub {
  font-size: var(--font-size-xs);
  font-weight: 400;
  color: var(--color-accent);
  opacity: 0.8;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: none;
}

.sidebar__nav-item__sub:not(:empty) {
  display: block;
}

.sidebar__nav-item__arrow {
  margin-left: auto;
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  flex-shrink: 0;
}

/* ─── Sliding panel поверх сайдбара ─── */
.sidebar__panel {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-bg-sidebar);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.25s ease;
  z-index: 10;
}

.sidebar__panel--open {
  transform: translateX(0);
}

.sidebar__panel-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.sidebar__panel-back {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  font-size: var(--font-size-lg);
  transition: background var(--transition);
  flex-shrink: 0;
}

.sidebar__panel-back:hover {
  background: var(--color-border);
  color: var(--color-text-primary);
}

.sidebar__panel-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
}

.sidebar__panel-list {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-sm) var(--space-sm);
}

/* NPC карточки */
.npc-card {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-sm);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition);
}

.npc-card:hover {
  background: var(--color-border);
}

.npc-card__emoji {
  font-size: 22px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-light);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.npc-card__name {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  line-height: 1.3;
}

/* Категории сценариев */
.scenario-category {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-sidebar);
  cursor: pointer;
  transition: background var(--transition);
}

.scenario-category:hover {
  background: var(--color-border);
  color: var(--color-text-primary);
}

.scenario-category__label {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Темы внутри категории */
.scenario-topic {
  padding: var(--space-xs) var(--space-sm);
  padding-left: calc(var(--space-sm) * 2 + 4px);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.scenario-topic:hover {
  background: var(--color-border);
  color: var(--color-text-primary);
}

/* Sidebar relative positioning для панелей */
.sidebar {
  position: relative;
  overflow: hidden;
}

/* ─── Collapsed sidebar (десктоп) ─── */
.sidebar--collapsed {
  min-width: 0 !important;
  width: 0 !important;
  border-right-color: transparent;
}

/* Контент исчезает быстрее, чем схлопывается ширина */
.sidebar__header,
.sidebar__section-label,
.sidebar__badges,
.sidebar__footer {
  transition: opacity 0.15s ease;
}

.sidebar--collapsed .sidebar__header,
.sidebar--collapsed .sidebar__section-label,
.sidebar--collapsed .sidebar__badges,
.sidebar--collapsed .sidebar__footer {
  opacity: 0;
  pointer-events: none;
}

/* Кнопка раскрытия сайдбара — появляется когда sidebar свёрнут */
.sidebar-expand-btn {
  display: none;
  position: fixed;
  top: var(--space-md);
  left: var(--space-sm);
  z-index: 150;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--color-bg-sidebar);
  border: 1px solid var(--color-border);
  align-items: center;
  justify-content: center;
  color: var(--color-text-primary);
  font-size: var(--font-size-lg);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: background var(--transition);
}

.sidebar-expand-btn:hover {
  background: var(--color-border);
}

.sidebar--collapsed ~ .sidebar-expand-btn,
body.sidebar-collapsed .sidebar-expand-btn {
  display: flex;
}

/* ─── Mobile hamburger (скрыт на десктопе) ─── */
.sidebar__hamburger {
  display: none;
  position: fixed;
  top: var(--space-md);
  left: var(--space-md);
  z-index: 300;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--color-bg-sidebar);
  border: 1px solid var(--color-border);
  align-items: center;
  justify-content: center;
  color: var(--color-text-primary);
  font-size: var(--font-size-lg);
  box-shadow: var(--shadow-sm);
  transition: background var(--transition);
}

.sidebar__hamburger:hover {
  background: var(--color-border);
}

/* Overlay для закрытия сайдбара на мобиле */
.sidebar__overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--color-overlay);
  z-index: 99;
}

/* ─── Mobile ─── */
@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    transform: translateX(-100%);
  }

  .sidebar--open {
    transform: translateX(0);
    box-shadow: var(--shadow-lg);
  }

  .sidebar__overlay--visible {
    display: block;
  }

  .sidebar__hamburger {
    display: flex;
  }

  .sidebar__collapse {
    display: none;
  }

  .main {
    width: 100%;
  }

  .chat-messages {
    padding-top: calc(var(--space-lg) + 50px);
  }
}