/* ======================================================================
   Окно ИИ-помощника: слева переписка, справа подобранные туры.
   На узком экране панели превращаются во вкладки.
   ====================================================================== */

html.ai-assistant-open,
html.ai-assistant-open body {
  overflow: hidden;
}

.ai-assistant {
  --ai-accent: var(--accent, #a61c1d);
  --ai-accent-hover: var(--accent-hover, #851518);
  --ai-bg: #fff;
  --ai-surface: #faf8f5;
  --ai-text: var(--text, #1a1a1a);
  --ai-muted: #6b6560;
  --ai-border: rgba(0, 0, 0, 0.1);
  --ai-keyboard: 0px;
  font-family: var(--font-body, system-ui, sans-serif);
}

/* В проекте нет общего класса для скрытой подписи, поэтому он объявлен
   здесь: подпись нужна программе чтения экрана, но не глазу. */
.ai-assistant .visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.ai-assistant__backdrop {
  position: fixed;
  inset: 0;
  z-index: 1400;
  background: rgba(23, 20, 17, 0.55);
  backdrop-filter: blur(2px);
}
.ai-assistant__backdrop[hidden] { display: none; }

.ai-assistant__panel {
  position: fixed;
  z-index: 1401;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(1120px, calc(100vw - 48px));
  height: min(760px, calc(100vh - 64px));
  display: flex;
  flex-direction: column;
  background: var(--ai-bg);
  color: var(--ai-text);
  border-radius: 22px;
  box-shadow: 0 32px 90px rgba(23, 20, 17, 0.32);
  overflow: hidden;
}
.ai-assistant__panel[hidden] { display: none; }

/* --- шапка --- */
.ai-assistant__head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--ai-border);
  background: var(--ai-surface);
}

.ai-assistant__title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
}

.ai-assistant__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ai-accent), var(--ai-accent-hover));
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.ai-assistant__steps {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.86rem;
  color: var(--ai-muted);
}

.ai-assistant__step {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.04);
  white-space: nowrap;
}
.ai-assistant__step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.12);
  color: #fff;
  font-size: 0.7rem;
}
.ai-assistant__step.is-current {
  background: rgba(166, 28, 29, 0.1);
  color: var(--ai-accent);
  font-weight: 600;
}
.ai-assistant__step.is-current .ai-assistant__step-num { background: var(--ai-accent); }
.ai-assistant__step.is-done { color: #3b7a4f; }
.ai-assistant__step.is-done .ai-assistant__step-num { background: #3b7a4f; }

.ai-assistant__head-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ai-assistant__restart {
  border: 1px solid var(--ai-border);
  background: transparent;
  color: var(--ai-muted);
  border-radius: 999px;
  padding: 7px 14px;
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
}
.ai-assistant__restart:hover { color: var(--ai-accent); border-color: var(--ai-accent); }

.ai-assistant__close {
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.06);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  color: var(--ai-text);
}
.ai-assistant__close:hover { background: rgba(0, 0, 0, 0.12); }

/* --- вкладки: только на узком экране --- */
.ai-assistant__tabs { display: none; }

/* --- тело --- */
.ai-assistant__body {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.ai-assistant__chat {
  display: flex;
  flex-direction: column;
  min-height: 0;
  border-right: 1px solid var(--ai-border);
}

.ai-assistant__log {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  scroll-behavior: smooth;
}

.ai-assistant__msg { display: flex; }
.ai-assistant__msg--visitor { justify-content: flex-end; }

.ai-assistant__bubble {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 16px;
  background: var(--ai-surface);
  line-height: 1.5;
  font-size: 0.95rem;
  overflow-wrap: anywhere;
}
.ai-assistant__msg--visitor .ai-assistant__bubble {
  background: linear-gradient(135deg, var(--ai-accent), var(--ai-accent-hover));
  color: #fff;
}

.ai-assistant__bubble--typing {
  display: inline-flex;
  gap: 4px;
  align-items: center;
}
.ai-assistant__bubble--typing span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ai-muted);
  animation: aiTyping 1.2s infinite ease-in-out;
}
.ai-assistant__bubble--typing span:nth-child(2) { animation-delay: 0.15s; }
.ai-assistant__bubble--typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes aiTyping {
  0%, 60%, 100% { opacity: 0.3; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-3px); }
}

.ai-assistant__form {
  display: flex;
  gap: 10px;
  align-items: flex-end;
  padding: 12px 14px;
  border-top: 1px solid var(--ai-border);
  background: var(--ai-bg);
}

.ai-assistant__input {
  flex: 1;
  resize: none;
  border: 1px solid var(--ai-border);
  border-radius: 14px;
  padding: 11px 14px;
  font: inherit;
  font-size: 0.95rem;
  line-height: 1.4;
  max-height: 120px;
  background: var(--ai-surface);
  color: inherit;
}
.ai-assistant__input:focus {
  outline: none;
  border-color: var(--ai-accent);
  background: #fff;
}

.ai-assistant__send {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ai-accent), var(--ai-accent-hover));
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.ai-assistant__send svg { width: 20px; height: 20px; fill: currentColor; }
.ai-assistant__send:hover { filter: brightness(1.08); }

/* --- правая панель --- */
.ai-assistant__tours {
  min-height: 0;
  overflow-y: auto;
  background: var(--ai-surface);
}
.ai-assistant__tours-inner { padding: 18px; }

.ai-assistant__empty {
  color: var(--ai-muted);
  font-size: 0.95rem;
  line-height: 1.5;
  padding: 24px 6px;
  text-align: center;
}
.ai-assistant__empty-hint { margin-top: 10px; font-size: 0.88rem; opacity: 0.85; }

.ai-assistant__nomatch {
  margin: 0 0 14px;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(201, 162, 39, 0.14);
  font-size: 0.92rem;
  line-height: 1.5;
}

.ai-assistant__cards {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.ai-assistant__cta {
  margin-top: 16px;
  display: flex;
  justify-content: center;
}

/* --- карточка тура --- */
.ai-tour {
  display: grid;
  grid-template-columns: 104px minmax(0, 1fr);
  gap: 12px;
  background: #fff;
  border: 1px solid var(--ai-border);
  border-radius: 16px;
  overflow: hidden;
}
.ai-tour.is-selected { border-color: var(--ai-accent); box-shadow: 0 0 0 1px var(--ai-accent) inset; }

.ai-tour__img {
  width: 100%;
  height: 100%;
  min-height: 120px;
  object-fit: cover;
  display: block;
}

.ai-tour__body { padding: 12px 14px 14px 0; min-width: 0; }

.ai-tour__name {
  margin: 0 0 8px;
  font-size: 1rem;
  line-height: 1.3;
}

.ai-tour__facts {
  margin: 0 0 8px;
  display: grid;
  gap: 3px;
  font-size: 0.86rem;
}
.ai-tour__facts > div { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 8px; }
.ai-tour__facts dt { color: var(--ai-muted); }
.ai-tour__facts dd { margin: 0; }

.ai-tour__basis {
  margin: 0 0 8px;
  font-size: 0.8rem;
  color: var(--ai-muted);
  line-height: 1.4;
}

.ai-tour__why {
  margin: 0 0 8px;
  font-size: 0.86rem;
  line-height: 1.45;
}
.ai-tour__why span { color: var(--ai-muted); }

.ai-tour__flags {
  margin: 0 0 8px;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.ai-tour__flags li {
  font-size: 0.76rem;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(201, 162, 39, 0.18);
  color: #7a5c0a;
}

.ai-tour__avail {
  margin: 0 0 8px;
  font-size: 0.82rem;
  color: var(--ai-accent);
}

.ai-tour__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.ai-tour__compare {
  border: 1px solid var(--ai-border);
  background: transparent;
  border-radius: 999px;
  padding: 6px 13px;
  font: inherit;
  font-size: 0.84rem;
  cursor: pointer;
  color: var(--ai-muted);
}
.ai-tour__compare.is-on {
  border-color: var(--ai-accent);
  color: var(--ai-accent);
  font-weight: 600;
}

/* --- сравнение --- */
.ai-compare {
  margin-top: 18px;
  background: #fff;
  border: 1px solid var(--ai-border);
  border-radius: 16px;
  padding: 14px;
}
.ai-compare__title { margin: 0 0 10px; font-size: 1rem; }
.ai-compare__scroll { overflow-x: auto; }
.ai-compare__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
  min-width: 420px;
}
.ai-compare__table th,
.ai-compare__table td {
  text-align: left;
  vertical-align: top;
  padding: 7px 10px;
  border-bottom: 1px solid var(--ai-border);
}
.ai-compare__table thead th { color: var(--ai-muted); font-weight: 600; }
.ai-compare__table tbody th { color: var(--ai-muted); font-weight: 400; white-space: nowrap; }

/* --- форма заявки --- */
.ai-lead {
  background: #fff;
  border: 1px solid var(--ai-border);
  border-radius: 16px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.ai-lead h3 { margin: 0; font-size: 1.05rem; }
.ai-lead__tour { margin: 0; font-size: 0.9rem; color: var(--ai-muted); }

.ai-lead__field { display: flex; flex-direction: column; gap: 5px; font-size: 0.88rem; }
.ai-lead__field span { color: var(--ai-muted); }
.ai-lead__field small { font-weight: 400; }
.ai-lead__field input,
.ai-lead__field textarea {
  border: 1px solid var(--ai-border);
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  font-size: 0.95rem;
  background: var(--ai-surface);
  color: inherit;
  resize: vertical;
}
.ai-lead__field input:focus,
.ai-lead__field textarea:focus {
  outline: none;
  border-color: var(--ai-accent);
  background: #fff;
}

.ai-lead__channels {
  border: 0;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.ai-lead__channels legend {
  padding: 0 0 6px;
  font-size: 0.88rem;
  color: var(--ai-muted);
}
.ai-lead__channel {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--ai-border);
  border-radius: 999px;
  padding: 7px 13px;
  font-size: 0.88rem;
  cursor: pointer;
}
.ai-lead__channel:has(input:checked) {
  border-color: var(--ai-accent);
  color: var(--ai-accent);
  font-weight: 600;
}

.ai-lead__consent {
  display: flex;
  gap: 9px;
  align-items: flex-start;
  font-size: 0.85rem;
  line-height: 1.4;
  color: var(--ai-muted);
}
.ai-lead__consent input { margin-top: 2px; }

.ai-lead__summary {
  margin: 0;
  display: grid;
  gap: 7px;
  font-size: 0.9rem;
}
.ai-lead__summary > div { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 10px; }
.ai-lead__summary dt { color: var(--ai-muted); }
.ai-lead__summary dd { margin: 0; }

.ai-lead__error {
  margin: 0;
  color: var(--ai-accent);
  font-size: 0.86rem;
}
.ai-lead__error[hidden] { display: none; }

.ai-lead__actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.ai-lead--done { text-align: center; align-items: center; }
.ai-lead--done p { margin: 0; line-height: 1.5; }

/* --- кнопка входа на страницах --- */
.assistant-cta {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}
.assistant-cta__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.22);
  font-size: 0.68rem;
  font-weight: 700;
}
.assistant-cta[hidden] { display: none; }

/* ======================================================================
   Узкий экран: вкладки вместо двух колонок
   ====================================================================== */
@media (max-width: 900px) {
  .ai-assistant__panel {
    top: auto;
    bottom: 0;
    left: 0;
    transform: none;
    width: 100vw;
    /* Панель поджимается ровно на высоту экранной клавиатуры: без этого
       поле ввода уезжает под неё и писать вслепую. */
    height: calc(100dvh - var(--ai-keyboard, 0px));
    max-height: 100dvh;
    border-radius: 0;
  }

  .ai-assistant__head {
    grid-template-columns: auto auto;
    grid-template-areas: 'title actions' 'steps steps';
    gap: 10px;
    padding: 12px 14px;
  }
  .ai-assistant__title { grid-area: title; }
  .ai-assistant__head-actions { grid-area: actions; justify-self: end; }
  .ai-assistant__steps { grid-area: steps; justify-content: flex-start; font-size: 0.78rem; }
  .ai-assistant__step { padding: 4px 9px; }

  .ai-assistant__tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-bottom: 1px solid var(--ai-border);
    background: var(--ai-surface);
  }
  .ai-assistant__tab {
    border: 0;
    background: transparent;
    padding: 12px 10px;
    font: inherit;
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--ai-muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
  }
  .ai-assistant__tab.is-active {
    color: var(--ai-accent);
    border-bottom-color: var(--ai-accent);
  }
  .ai-assistant__tab-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    padding: 0 5px;
    margin-left: 5px;
    border-radius: 999px;
    background: var(--ai-accent);
    color: #fff;
    font-size: 0.74rem;
  }
  .ai-assistant__tab-count[hidden] { display: none; }

  .ai-assistant__body { grid-template-columns: minmax(0, 1fr); }
  .ai-assistant__chat { border-right: 0; }
  [data-ai-pane][data-ai-active='0'] { display: none; }

  .ai-assistant__form {
    padding-bottom: max(12px, env(safe-area-inset-bottom));
  }

  .ai-tour { grid-template-columns: 84px minmax(0, 1fr); }
  .ai-tour__body { padding: 10px 12px 12px 0; }
  .ai-tour__facts > div { grid-template-columns: 84px minmax(0, 1fr); }
}

@media (max-width: 480px) {
  .ai-tour { grid-template-columns: minmax(0, 1fr); }
  .ai-tour__img { min-height: 150px; max-height: 170px; }
  .ai-tour__body { padding: 0 14px 14px; }
  .ai-lead__summary > div { grid-template-columns: minmax(0, 1fr); gap: 2px; }
}

@media (prefers-reduced-motion: reduce) {
  .ai-assistant__log { scroll-behavior: auto; }
  .ai-assistant__bubble--typing span { animation: none; }
}