/**
 * Плавающий чат + подсказки поиска в шапке
 */

/* Убрать стандартный «крестик» очистки у search inputs */
.site-header__search-input[type="search"]::-webkit-search-decoration,
.site-header__search-input[type="search"]::-webkit-search-cancel-button,
.site-header__search-input[type="search"]::-webkit-search-results-button,
.site-header__search-input[type="search"]::-webkit-search-results-decoration,
.mobile-nav__search-input[type="search"]::-webkit-search-decoration,
.mobile-nav__search-input[type="search"]::-webkit-search-cancel-button,
.mobile-nav__search-input[type="search"]::-webkit-search-results-button,
.mobile-nav__search-input[type="search"]::-webkit-search-results-decoration {
  -webkit-appearance: none;
  appearance: none;
}

.site-header__search-input[type="search"],
.mobile-nav__search-input[type="search"] {
  appearance: none;
}

/* Кнопка-лупа и выезжающая панель поиска */
.site-header__search-shell {
  position: relative;
  display: flex;
  align-items: center;
}

.site-header__search-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  border-radius: var(--radius-full);
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  transition:
    background var(--transition),
    color var(--transition),
    transform 0.2s ease;
}

@media (max-width: 475px) {
  .site-header__search-toggle {
    display: none;
  }
  .mobile-nav__search-field {
    display: block !important;
  }
}

.site-header__search-toggle:hover {
  background: var(--color-accent-soft);
  color: var(--color-primary);
}

.site-header__search-toggle:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.site-header__search-icon {
  display: block;
  flex-shrink: 0;
}

.site-header__search-panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: min(380px, calc(100vw - 2 * var(--space-lg)));
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 1001;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition:
    opacity 0.28s ease,
    transform 0.28s ease,
    visibility 0.28s;
  pointer-events: none;
}

.site-header__search-panel--open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.site-header__search-form {
  margin: 0;
}

/* Обёртка поля поиска в шапке */
.site-header__search-field {
  position: relative;
  flex: 1;
  min-width: 0;
  max-width: none;
  width: 100%;
}

.site-header__search-field .site-header__search-input {
  width: 100%;
  max-width: none;
}

.mobile-nav__search-field {
  position: relative;
  width: 100%;
  display: none;
}

.mobile-nav__search-field .mobile-nav__search-input {
  width: 100%;
}

.mobile-nav__search .mtuk-suggest {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 6px);
}

/* Подсказки */
.mtuk-suggest {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  z-index: 1100;
  margin: 0;
  padding: var(--space-sm) 0;
  list-style: none;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  max-height: min(320px, 50vh);
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition:
    opacity 0.22s ease,
    transform 0.22s ease,
    visibility 0.22s;
  pointer-events: none;
}

.mtuk-suggest--open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.mtuk-suggest__item {
  margin: 0;
}

.mtuk-suggest__btn {
  display: block;
  width: 100%;
  text-align: left;
  padding: var(--space-sm) var(--space-md);
  border: none;
  background: transparent;
  font: inherit;
  font-size: 0.875rem;
  color: var(--color-text);
  cursor: pointer;
  transition: background var(--transition);
}

.mtuk-suggest__btn:hover,
.mtuk-suggest__btn:focus-visible {
  background: var(--color-accent-soft);
  outline: none;
}

.mtuk-suggest__title {
  font-weight: 600;
  display: block;
}

.mtuk-suggest__meta {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.mtuk-suggest__hint {
  padding: var(--space-sm) var(--space-md);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-xs);
}

.mtuk-suggest__hint:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.mtuk-suggest__hint strong {
  color: var(--color-text);
}

/* ----- Плавающий чат ----- */
.mtuk-chat {
  position: fixed;
  right: var(--space-lg);
  bottom: var(--space-lg);
  z-index: 10060;
  font-family: var(--font-sans);
}

.mtuk-chat__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  border: none;
  background: var(--color-primary);
  color: #fff;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background var(--transition);
}

.mtuk-chat__toggle:hover {
  background: var(--color-primary-dark);
  transform: scale(1.04);
  box-shadow: var(--shadow-lg);
}

.mtuk-chat__toggle:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring), var(--shadow-md);
}

.mtuk-chat__toggle-icon {
  width: 26px;
  height: 26px;
}

.mtuk-chat__panel {
  position: absolute;
  right: 0;
  bottom: calc(56px + var(--space-md));
  width: min(400px, calc(100vw - 2 * var(--space-lg)));
  max-height: min(560px, calc(100vh - 120px));
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.15);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(0.97);
  transform-origin: bottom right;
  transition:
    opacity 0.28s ease,
    transform 0.28s ease,
    visibility 0.28s;
  pointer-events: none;
}

.mtuk-chat--open .mtuk-chat__panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.mtuk-chat__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  background: linear-gradient(
    135deg,
    var(--color-accent-soft) 0%,
    var(--color-surface) 100%
  );
  border-bottom: 1px solid var(--color-border);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.mtuk-chat__title {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text);
}

.mtuk-chat__close {
  width: 36px;
  height: 36px;
  border: none;
  border-radius: var(--radius-full);
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  transition:
    background var(--transition),
    color var(--transition);
}

.mtuk-chat__close:hover,
.mtuk-chat__close:focus-visible {
  background: var(--color-border);
  color: var(--color-text);
  outline: none;
}

.mtuk-chat__messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-md);
  min-height: 200px;
  max-height: 360px;
  background: #f6f8f7;
}

.mtuk-chat__msg {
  max-width: 88%;
  margin-bottom: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  line-height: 1.5;
  word-wrap: break-word;
}

.mtuk-chat__msg--user {
  margin-left: auto;
  background: var(--color-primary);
  color: #fff;
  border-bottom-right-radius: 4px;
}

.mtuk-chat__msg--bot {
  margin-right: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  border-bottom-left-radius: 4px;
  box-shadow: var(--shadow-sm);
}

.mtuk-chat__msg a {
  color: inherit;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.mtuk-chat__msg--user a {
  color: #e8f7ef;
}

.mtuk-chat__msg--bot a {
  color: var(--color-primary);
}

.mtuk-chat__msg ul {
  margin: var(--space-sm) 0 0;
  padding-left: 1.2rem;
}

.mtuk-chat__typing {
  display: none;
  align-items: center;
  gap: 6px;
  padding: 0 var(--space-md) var(--space-sm);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.mtuk-chat__typing--visible {
  display: flex;
}

.mtuk-chat__typing-dots {
  display: flex;
  gap: 4px;
}

.mtuk-chat__typing-dots span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  opacity: 0.35;
  animation: mtuk-chat-bounce 1.2s ease infinite;
}

.mtuk-chat__typing-dots span:nth-child(2) {
  animation-delay: 0.15s;
}

.mtuk-chat__typing-dots span:nth-child(3) {
  animation-delay: 0.3s;
}

@keyframes mtuk-chat-bounce {
  0%,
  80%,
  100% {
    transform: translateY(0);
    opacity: 0.35;
  }
  40% {
    transform: translateY(-4px);
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal-on-scroll.is-revealed .home-from-grid .home-from-card {
    animation: none;
  }

  .mtuk-chat__typing-dots span {
    animation: none;
    opacity: 0.6;
  }

  .mtuk-chat__panel,
  .mtuk-suggest,
  .site-header__search-panel {
    transition: none;
  }
}

.mtuk-chat__footer {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-md);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.mtuk-chat__input {
  flex: 1;
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font: inherit;
  font-size: 0.9375rem;
  min-width: 0;
}

.mtuk-chat__input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--focus-ring);
}

.mtuk-chat__send {
  flex-shrink: 0;
  padding: var(--space-md) var(--space-lg);
  border: none;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: background var(--transition);
}

.mtuk-chat__send:hover,
.mtuk-chat__send:focus-visible {
  background: var(--color-primary-dark);
  outline: none;
}

/* Мобильный: окно почти на весь экран */
@media (max-width: 767px) {
  .mtuk-chat {
    right: var(--space-md);
    bottom: var(--space-md);
  }

  .mtuk-chat__panel {
    position: fixed;
    left: var(--space-sm);
    right: var(--space-sm);
    bottom: calc(56px + var(--space-md));
    width: auto;
    max-height: calc(100vh - 56px - var(--space-xl));
    max-height: calc(100dvh - 56px - var(--space-xl));
    transform-origin: bottom center;
  }

  .mtuk-chat--open .mtuk-chat__panel {
    transform: translateY(0) scale(1);
  }

  .mtuk-chat__messages {
    max-height: none;
    flex: 1;
    min-height: min(280px, 40vh);
  }
}

@media (max-width: 767px) {
  .mtuk-chat--fullscreen .mtuk-chat__panel {
    top: var(--space-sm);
    left: var(--space-sm);
    right: var(--space-sm);
    bottom: var(--space-sm);
    max-height: none;
    border-radius: var(--radius-lg);
  }

  .mtuk-chat--fullscreen .mtuk-chat__messages {
    max-height: none;
    flex: 1;
  }
}