@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Playfair+Display:wght@400;500;600&display=swap');

/*
  Все размеры в rem от базового шрифта, а он плавно растёт с шириной окна:
  ~13px на телефоне, ~15px на 1366, ~17px на FHD, ~20px на 2K, ~25px на 4K без масштабирования.
  Поэтому интерфейс не выглядит мелким островком посреди большого монитора.
*/
html { font-size: clamp(13px, 0.4vw + 9.5px, 26px); }

:root {
  --ink: #293f3e;
  --ink-soft: #405653;
  --accent: #286a65;
  --accent-dark: #205954;
  --accent-ink: #315f5b;
  --mint: #e4eeea;
  --mint-strong: #d5e5de;
  --line: #e8e6df;
  --line-soft: #eceae3;
  --muted: #84918b;
  --faint: #9aa39e;
  --paper: #fffdfa;
  --bg: #f4f3ee;
  --danger: #a32929;
  /* Нейтральные поверхности, линии и вторичный текст — их меняет тёмная тема. */
  --surface: #fff;
  --surface-muted: #f5f5f1;
  --border: #e7e6df;
  --line-strong: #d9e1dc;
  --hover: #ecf1eb;
  --checkout: #edf3ee;
  --bubble-user: #eceee7;
  --bubble-bot: #f3f5f0;
  --subtle: #7c8d87;
  --scrollbar: #afbeb6;
  --past-bg: #e8e8e3;
  --past-ink: #555f5b;
  --past-line: #a4aaa6;
  --past-ink-soft: #6c7570;
  --photo-a: #dfe9e4;
  --photo-b: #eef0e6;
  --info-bg: #eef2f0;
  /* Подложки и текст в тонах акцента: тот же оттенок, светлота под фон. */
  --accent-text: var(--accent);
  --link-hover: var(--accent-dark);
  --accent-line: #a7c7be;
  --accent-line-strong: #6a9b94;
  --accent-wash: #f3f8f6;
  --accent-soft-text: #557a6e;
  --bot-label: #347873;
  --danger-text: var(--danger);
  --blocker-bg: #f6e6e3;
  --blocker-ink: #8a3a2f;
  --warning-bg: #f7f0dc;
  --warning-ink: #7a5a14;
  --comfort-bg: #efe9dc;
  --cons-ink: #8a6a4a;
  color-scheme: light;
  --gap: clamp(0.75rem, 1.2vw, 1.75rem);
  --motion-fast: 160ms;
  --motion-panel: 240ms;
  --motion-ease: cubic-bezier(.2, .8, .2, 1);
  font-family: Manrope, sans-serif;
  color: var(--ink);
  background: var(--bg);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}
/* Тёмная тема: почти чёрные нейтральные без зелёного отлива; акцент остаётся только на главных кнопках и активных метках. */
:root[data-theme="dark"] {
  --ink: #ededed;
  --ink-soft: #c4c4c4;
  --accent-ink: #e4e4e4;
  --mint: #181818;
  --mint-strong: #222;
  --line: #1f1f1f;
  --line-soft: #1a1a1a;
  --muted: #8a8a8a;
  --faint: #6e6e6e;
  --paper: #0d0d0d;
  --bg: #080808;
  --surface: #121212;
  --surface-muted: #0f0f0f;
  --border: #232323;
  --line-strong: #2c2c2c;
  --hover: #1a1a1a;
  --checkout: #111;
  --bubble-user: #1c1c1c;
  --bubble-bot: #131313;
  --subtle: #8a8a8a;
  --scrollbar: #333;
  --past-bg: #1a1a1a;
  --past-ink: #a6a6a6;
  --past-line: #4a4a4a;
  --past-ink-soft: #858585;
  --photo-a: #1a1a1a;
  --photo-b: #141414;
  --info-bg: #161616;
  /* Тёплый приглушённый мох: кнопки глубже, текст светлее, чтобы читался на чёрном без неона. */
  --accent: #4a6b3a;
  --accent-dark: #3f5c31;
  --accent-text: #9cba7c;
  --link-hover: #b5cf98;
  --accent-line: #2a3423;
  --accent-line-strong: #557a43;
  --accent-wash: #111;
  --accent-soft-text: #a3a3a3;
  --bot-label: #9cba7c;
  --danger-text: #e48a85;
  --blocker-bg: #3a2321;
  --blocker-ink: #eaa497;
  --warning-bg: #352c15;
  --warning-ink: #e0c078;
  --comfort-bg: #322b1c;
  --cons-ink: #cba480;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { width: 100%; height: 100%; overflow: hidden; overscroll-behavior: none; }
body { margin: 0; background: var(--bg); }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: default; }
button[hidden], form[hidden], .account-panel[hidden], [hidden] { display: none !important; }

/* Подтверждения и переименование чата в общей палитре сайта. */
.site-confirm { width: min(24rem, calc(100vw - 2rem)); max-height: calc(100dvh - 2rem); margin: auto; padding: 1rem; overflow-y: auto; border: 1px solid var(--line); border-radius: .8rem; background: var(--paper); color: var(--ink); box-shadow: 0 .75rem 2.5rem #203b3826; }
.site-confirm::backdrop { background: #203b3866; backdrop-filter: blur(3px); }
.site-confirm-head { display: flex; align-items: flex-start; justify-content: space-between; gap: .5rem; margin-bottom: .4rem; }
.site-confirm-head .icon-button { flex-shrink: 0; width: 1.8rem; height: 1.8rem; font-size: 1.2rem; background: transparent; }
.site-confirm-head .icon-button:hover:not(:disabled) { background: var(--mint); }
.site-confirm h2 { margin: .2rem 0 0; font-size: .95rem; font-weight: 700; line-height: 1.4; overflow-wrap: anywhere; }
#confirm-description { margin: 0; color: var(--ink-soft); font-size: .78rem; line-height: 1.5; }
.site-confirm-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .4rem; margin-top: .85rem; }
.site-confirm-actions button { min-height: 2.4rem; padding: .45rem .8rem; border: 0; border-radius: .45rem; background: var(--mint); color: var(--accent-ink); font-size: .78rem; font-weight: 600; }
.site-confirm-actions button:hover:not(:disabled) { background: var(--mint-strong); }
.site-confirm button:disabled { opacity: .55; cursor: not-allowed; }
#confirm-accept, #rename-submit { background: var(--accent); color: #fff; }
#confirm-accept:hover:not(:disabled), #rename-submit:hover:not(:disabled) { background: var(--accent-dark); }
#confirm-accept.is-danger { background: var(--danger); }
#confirm-accept.is-danger:hover:not(:disabled) { background: #852323; }
.rename-label { display: block; margin: .35rem 0; color: var(--ink-soft); font-size: .74rem; font-weight: 500; }
#rename-input { display: block; width: 100%; padding: .6rem .7rem; border: 1px solid var(--accent-line); border-radius: .5rem; background: var(--surface); color: var(--ink); font-size: .82rem; line-height: 1.4; }
#rename-input:focus { outline: none; }
#rename-input[aria-invalid="true"] { border-color: var(--danger-text); }
#rename-input:disabled { background: var(--bg); color: var(--muted); }
.rename-meta { display: flex; justify-content: flex-end; margin-top: .3rem; color: var(--muted); font-size: .65rem; }
.rename-dialog .form-error { margin-top: .45rem; font-size: .74rem; }
@media (pointer: coarse), (max-width: 650px) { #rename-input { font-size: 16px; } }

/* --- раскладка: чаты | диалог | поездка ------------------------------------------------- */

.layout {
  --sidebar-width: clamp(11rem, 13vw, 16rem);
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 54rem) minmax(22rem, 1fr);
  grid-template-rows: minmax(0, 1fr);
  gap: var(--gap);
  height: 100dvh;
  padding: var(--gap);
  overflow: hidden;
}

.sidebar {
  display: flex;
  flex-direction: column;
  min-height: 0;
  padding-right: 0.75rem;
  border-right: 1px solid var(--line);
}
.sidebar-main { min-height: 0; overflow-y: auto; overscroll-behavior: contain; }
@media (min-width: 651px) {
  .sidebar-main { border-top: 1px solid var(--line); padding-top: .7rem; }
}
.eyebrow { margin: 0.25rem 0 0.75rem; color: var(--muted); font-size: 0.6rem; letter-spacing: 0.06em; }
.trip {
  display: block;
  width: 100%;
  margin-bottom: 0.4rem;
  padding: 0.7rem 0.65rem;
  border: 0;
  border-radius: 0.6rem;
  background: transparent;
  color: var(--ink-soft);
  font-size: 0.78rem;
  text-align: left;
  overflow-wrap: anywhere;
}
.trip:hover { background: var(--hover); }
.trip.active { background: var(--mint); }
.trip small { display: block; margin-top: 0.3rem; color: var(--subtle); font-size: 0.65rem; }
.trip .chat-name { display: -webkit-box; overflow: hidden; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.trip small.thinking { color: var(--accent-text); }
#chat-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
/* Волна Pulse перед заголовком: через ::before, чтобы textContent из app.js её не стирал. */
#chat-title::before { content: '≋'; margin-right: .45rem; color: var(--bot-label); font-family: Manrope, sans-serif; font-weight: 700; }
.new-chat, .chats-toggle {
  flex-shrink: 0;
  padding: 0.65rem;
  border: 0;
  border-radius: 0.55rem;
  background: var(--mint);
  color: var(--accent-ink);
}
.new-chat { margin-bottom: 1.1rem; font-size: 0.78rem; text-align: left; }
.new-chat:disabled { opacity: 0.5; }
.chats-toggle { display: block; margin-bottom: 0.6rem; }
.profile-toggle {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  width: 100%;
  margin-top: auto;
  padding: 0.7rem 0.65rem;
  border: 0;
  border-radius: 0.6rem;
  background: transparent;
  color: var(--accent-ink);
  font-size: 0.78rem;
  text-align: left;
}
.profile-toggle svg { width: 1.25rem; height: 1.25rem; flex: 0 0 1.25rem; }
.profile-toggle:hover, .profile-toggle[aria-expanded="true"] { background: var(--mint); }

/* --- диалог ------------------------------------------------------------------------------- */

.assistant { display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.assistant > :not(.chat-preview) { flex-shrink: 0; }
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--line-soft);
}
.section-title { min-width: 0; }
.section-head h2 {
  display: -webkit-box;
  margin: 0 0 0.25rem;
  overflow: hidden;
  font: 1.3rem "Playfair Display", serif;
  overflow-wrap: anywhere;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.section-head p { margin: 0; font-size: 0.65rem; }
.muted { color: var(--muted); font-size: 0.72rem; }
.trip-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  flex-shrink: 0;
  padding: 0.5rem 0.8rem;
  border: 1px solid var(--line-strong);
  border-radius: 0.6rem;
  background: var(--surface);
  color: var(--accent-ink);
  font-size: 0.75rem;
  font-weight: 600;
}
.trip-badge {
  min-width: 1.3rem;
  padding: 0.1rem 0.35rem;
  border-radius: 1rem;
  background: var(--mint);
  font-size: 0.65rem;
  text-align: center;
}
.trip-badge.filled { background: var(--accent); color: #fff; }

.chat-preview {
  display: flex;
  flex: 1 1 0;
  flex-direction: column;
  min-height: 0;
  padding: 1.1rem 0.75rem 1.1rem 0;
  overflow: hidden auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
  scroll-padding-block: 1.1rem;
  mask-image: linear-gradient(to bottom, transparent, #000 0.75rem, #000 calc(100% - 0.75rem), transparent);
}
.chat-preview > * { flex-shrink: 0; }
.chat-preview, .chat-form-preview textarea, .account-panel, .sidebar-main, .trip-body { scrollbar-width: thin; scrollbar-color: var(--scrollbar) transparent; }
:is(.chat-preview, .chat-form-preview textarea, .account-panel, .sidebar-main, .trip-body)::-webkit-scrollbar { width: 6px; height: 6px; }
:is(.chat-preview, .chat-form-preview textarea, .account-panel, .sidebar-main, .trip-body)::-webkit-scrollbar-thumb { background: var(--scrollbar); border: 1px solid var(--bg); border-radius: 8px; }
:is(.chat-preview, .chat-form-preview textarea, .account-panel, .sidebar-main, .trip-body)::-webkit-scrollbar-button { display: none; width: 0; height: 0; }
.chat-empty { max-width: 22rem; margin: auto; color: var(--faint); font-size: 0.8rem; line-height: 1.6; text-align: center; }

.bubble {
  max-width: min(85%, 42rem);
  margin: 0.75rem 0;
  padding: 0.8rem 0.95rem;
  border-radius: 0.8rem;
  font-size: 0.85rem;
  line-height: 1.6;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.bubble.user { align-self: flex-end; background: var(--bubble-user); }
.bubble.bot { align-self: flex-start; margin-top: 0.25rem; background: var(--bubble-bot); }
.bot-label { margin-top: 1.1rem; color: var(--bot-label); font-size: 0.65rem; font-weight: 700; }
.reasoning { display: flex; align-items: center; gap: 0.5rem; margin: 0.4rem 0; color: var(--muted); font-size: 0.78rem; }
.spinner {
  width: 0.8rem;
  height: 0.8rem;
  border: 2px solid var(--line-strong);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.bot-cards { display: grid; gap: 0.6rem; max-width: min(100%, 42rem); }
.chat-card {
  max-width: min(100%, 42rem);
  margin-top: 0.5rem;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--border);
  border-radius: 0.8rem;
  background: var(--surface);
  font-size: 0.8rem;
}
.chat-card.order { border-color: var(--accent-line); background: var(--accent-wash); }
.chat-card.decided { opacity: 0.85; }
.card-title { margin: 0 0 0.4rem; font-weight: 700; }
.cart-items, .issues { margin: 0; padding: 0; list-style: none; }
.cart-items li { display: flex; justify-content: space-between; gap: 0.75rem; padding: 0.3rem 0; border-bottom: 1px dashed var(--line-soft); }
.cart-items li span { min-width: 0; overflow-wrap: anywhere; }
.cart-items li strong { white-space: nowrap; }
.cart-total { margin: 0.5rem 0 0; font-weight: 600; }
.issues { display: grid; gap: 0.3rem; margin-top: 0.5rem; }
.issue { padding: 0.4rem 0.55rem; border-radius: 0.5rem; font-size: 0.72rem; line-height: 1.45; }
.issue.blocker { background: var(--blocker-bg); color: var(--blocker-ink); }
.issue.warning { background: var(--warning-bg); color: var(--warning-ink); }
.issue.info { background: var(--info-bg); color: var(--accent-soft-text); }
.confirm-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.7rem; }
.confirm-actions p { margin: 0; }
.confirm-actions .pay {
  padding: 0.55rem 0.9rem;
  border: 0;
  border-radius: 0.55rem;
  background: var(--accent);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 600;
}
.confirm-actions .pay:hover { background: var(--accent-dark); }
.confirm-actions .cancel { padding: 0.55rem 0.9rem; border: 1px solid var(--line-strong); border-radius: 0.55rem; background: var(--surface); color: var(--accent-ink); font-size: 0.8rem; }
.variants-hint {
  display: none;
  justify-self: start;
  padding: 0.5rem 0.8rem;
  border: 1px solid var(--accent-line);
  border-radius: 0.6rem;
  background: var(--mint);
  color: var(--accent-ink);
  font-size: 0.75rem;
  font-weight: 600;
}

.suggestions { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.4rem; min-width: 0; margin: 0.75rem 0; }
.chip {
  flex-shrink: 0;
  max-width: 100%;
  overflow-wrap: anywhere;
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--line-strong);
  border-radius: 0.55rem;
  background: var(--surface);
  color: var(--accent-ink);
  font-size: 0.68rem;
}
.chip:hover:not(:disabled) { border-color: var(--accent-line); background: var(--accent-wash); }
.chip:disabled { opacity: 0.55; }
.chat-form-preview {
  display: flex;
  align-items: end;
  gap: 0.5rem;
  min-height: 3.9rem;
  padding: 0.6rem;
  border: 1px solid var(--accent-line-strong);
  border-radius: 0.65rem;
  background: var(--paper);
}
.chat-form-preview textarea {
  flex: 1;
  min-width: 0;
  min-height: 2.3rem;
  max-height: min(11rem, 25dvh);
  overflow-y: auto;
  overscroll-behavior: contain;
  resize: none;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font-size: 0.85rem;
  line-height: 1.5;
}
.chat-form-preview textarea::placeholder { color: var(--faint); }
@media (min-width: 651px) {
  .chat-form-preview, .suggestions { width: 44.4444%; align-self: center; }
}
.send {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  flex: 0 0 2rem;
  padding: 0;
  border: 0;
  border-radius: 0.45rem;
  background: var(--accent);
  color: #fff;
  font-size: 1.05rem;
}
.send:disabled { opacity: 0.65; }
.chat-error { max-height: 3rem; margin: 0.5rem 0 0; overflow-y: auto; color: var(--danger-text); font-size: 0.72rem; }
.fineprint { color: var(--faint); font-size: 0.6rem; }
.assistant-note { margin: 0.6rem 0 0; text-align: center; }

/* --- поездка -------------------------------------------------------------------------- */

.trip-panel {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  border: 1px solid var(--border);
  border-radius: 1rem;
  background: var(--paper);
}
.trip-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem 1.1rem 0.75rem;
  border-bottom: 1px solid var(--line-soft);
}
.trip-head h2 { margin: 0; font: 1.25rem "Playfair Display", serif; }
.trip-close {
  display: block;
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  padding: 0;
  border: 0;
  border-radius: 0.5rem;
  background: var(--mint);
  color: var(--accent-ink);
  font-size: 1.3rem;
  line-height: 1;
}
.trip-body { flex: 1; min-height: 0; padding: 0.9rem 1.1rem 1.1rem; overflow-y: auto; overscroll-behavior: contain; }
.trip-empty { margin: 3rem auto; max-width: 18rem; color: var(--faint); font-size: 0.8rem; line-height: 1.6; text-align: center; }
.trip-section + .trip-section { margin-top: 1.3rem; }
.trip-section h3 { display: flex; align-items: baseline; gap: 0.4rem; margin: 0 0 0.6rem; font-size: 0.85rem; font-weight: 600; }
.cart-box, .order-box { padding: 0.8rem 0.9rem; border: 1px solid var(--border); border-radius: 0.8rem; background: var(--surface); font-size: 0.8rem; }
.order-box { border-color: var(--accent-line); background: var(--accent-wash); }
.order-box.cancelled { border-color: var(--border); background: var(--surface-muted); opacity: 0.7; }
.order-box + .order-box { margin-top: 0.6rem; }

/* карточки отелей сами раскладываются в столько колонок, сколько помещается */
.hotel-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 17rem), 1fr)); gap: 0.75rem; }
.hotel-card {
  display: flex;
  flex-direction: column;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--border);
  border-radius: 0.9rem;
  background: var(--surface);
  font-size: 0.78rem;
}
.hotel-card p { margin: 0.25rem 0; }
.hotel-top { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; color: var(--subtle); font-size: 0.68rem; }
.tag { padding: 0.15rem 0.45rem; border-radius: 0.4rem; background: var(--bg); font-size: 0.62rem; }
.hotel-card h4 { margin: 0.3rem 0 0.2rem; font: 1.05rem "Playfair Display", serif; }
.features { color: var(--accent-soft-text); font-size: 0.72rem; }
.pros { color: var(--accent-soft-text); font-size: 0.7rem; }
.cons { color: var(--cons-ink); font-size: 0.7rem; }
.hotel-bottom { display: flex; align-items: end; justify-content: space-between; gap: 0.5rem; margin-top: auto; padding-top: 0.6rem; }
.hotel-bottom .fineprint { margin: 0.2rem 0 0; }
.price { font-size: 1.15rem; font-weight: 700; }
.choose-hotel { flex-shrink: 0; padding: 0.5rem 0.75rem; border: 0; border-radius: 0.5rem; background: var(--accent); color: #fff; font-size: 0.72rem; font-weight: 600; }
.choose-hotel:hover:not(:disabled) { background: var(--accent-dark); }
.choose-hotel:disabled { opacity: 0.55; }
.in-cart { flex-shrink: 0; padding: 0.4rem 0.6rem; border-radius: 0.5rem; background: var(--mint); color: var(--accent-ink); font-size: 0.68rem; font-weight: 600; }
.flight-list { display: grid; gap: 0.4rem; }
.flight-row { display: grid; grid-template-columns: 1fr auto; gap: 0.1rem 0.75rem; padding: 0.6rem 0.75rem; border: 1px solid var(--border); border-radius: 0.7rem; background: var(--surface); font-size: 0.75rem; }
.flight-row strong { grid-row: span 2; align-self: center; }
.trip-backdrop { position: fixed; inset: 0; z-index: 7; background: #293f3e40; }

/* --- аккаунт -------------------------------------------------------------------------- */

.account-panel {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 10;
  width: min(22rem, calc(100vw - 24px));
  max-height: calc(100dvh - 24px);
  padding: 1.1rem;
  overflow-y: auto;
  overscroll-behavior: contain;
  border: 1px solid var(--border);
  border-radius: 0.95rem;
  background: var(--paper);
  box-shadow: 0 16px 48px #293f3e33;
}
.panel-header { display: flex; align-items: center; gap: 0.55rem; min-height: 2.1rem; cursor: grab; touch-action: none; user-select: none; }
.account-panel.dragging .panel-header { cursor: grabbing; }
.panel-header h2 { flex: 1; margin: 0; font: 1.25rem "Playfair Display", serif; }
.account-panel .close-panel { width: 1.9rem; height: 1.9rem; margin: 0; padding: 0; border: 0; border-radius: 0.5rem; background: var(--mint); color: var(--accent-ink); font-size: 1.3rem; line-height: 1; }
.account-panel .close-panel:hover { background: var(--mint-strong); }
.panel-intro { margin: 0.5rem 0 1rem; color: var(--subtle); font-size: 0.72rem; line-height: 1.5; }
.label { margin: 0.9rem 0 0.3rem; color: var(--subtle); font-size: 0.72rem; }
.value, .code-box { margin: 0; overflow-wrap: anywhere; font-family: ui-monospace, monospace; font-size: 0.78rem; }
.account-panel .code-box { display: block; width: 100%; min-height: 2.6rem; padding: 0.6rem; border: 1px solid var(--border); border-radius: 0.55rem; background: var(--bg); color: var(--ink); text-align: left; cursor: copy; }
.account-panel .code-box:hover:not(:disabled) { border-color: var(--accent-line-strong); background: var(--hover); }
.account-panel .code-box:disabled { cursor: default; }
.account-panel button:not(.close-panel):not(.code-box) { width: 100%; margin-top: 0.55rem; padding: 0.55rem 0.7rem; border: 0; border-radius: 0.5rem; background: var(--accent); color: #fff; font-size: 0.78rem; }
.account-panel button:not(.close-panel):not(.code-box):hover { background: var(--accent-dark); }
.account-panel button.secondary:not(.close-panel):not(.code-box) { background: var(--mint); color: var(--accent-ink); }
.account-panel button.secondary:not(.close-panel):not(.code-box):hover { background: var(--mint-strong); }
.account-panel form { margin-top: 0.9rem; font-size: 0.78rem; }
.account-panel input { width: 100%; margin-top: 0.5rem; padding: 0.75rem; border: 1px solid var(--accent-line); border-radius: 0.5rem; background: var(--surface); font-size: max(16px, 0.9rem); }
.account-panel :is(input, textarea):focus { outline: none; }
.account-panel #toggle-login-code { width: auto; margin-top: 0.5rem; padding: 0.25rem 0; background: transparent; color: var(--accent-ink); text-align: left; }
.account-panel #toggle-login-code:hover { background: transparent; text-decoration: underline; }
.form-error { margin: 0.75rem 0 0; color: var(--danger-text); font-size: 0.78rem; line-height: 1.5; }
.account-panel button:disabled { opacity: 0.65; }
#message { min-height: 1.4em; color: var(--danger-text); font-size: 0.78rem; }

/* реальные данные OSM: адрес, ссылки, атрибуция */
.hotel-card .address { color: var(--subtle); font-size: 0.68rem; }
.hotel-links { display: flex; gap: 0.8rem; font-size: 0.7rem; }
.hotel-links a { color: var(--accent-text); text-decoration: underline; text-underline-offset: 2px; }
.demo-mark { color: var(--faint); font-size: 0.65rem; }
.attribution { flex-shrink: 0; margin: 0; padding: 0.9rem 1.1rem 1.1rem; color: var(--faint); font-size: 0.6rem; text-align: center; }
.attribution a { color: inherit; }

/* фото отеля: пока не загрузилось или его нет — плашка с фактами о месте */
.photo {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 16 / 7;
  margin: -0.85rem -0.95rem 0.6rem;
  overflow: hidden;
  border-radius: 0.9rem 0.9rem 0 0;
  background: linear-gradient(135deg, var(--photo-a), var(--photo-b));
}
.photo img { width: 100%; height: 100%; object-fit: cover; }
.photo-placeholder { color: var(--subtle); font-size: 0.7rem; }
.photo-credit {
  position: absolute;
  right: 0.4rem;
  bottom: 0.3rem;
  max-width: 90%;
  padding: 0.1rem 0.35rem;
  overflow: hidden;
  border-radius: 0.3rem;
  background: #293f3eb0;
  color: #fff;
  font-size: 0.55rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* готовые поездки */
.package-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 17rem), 1fr)); gap: 0.75rem; }
.package-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr)); gap: 0.5rem; max-width: min(100%, 42rem); }
.package-card {
  display: flex;
  flex-direction: column;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--border);
  border-radius: 0.9rem;
  background: var(--surface);
  font-size: 0.78rem;
}
.package-card.compact { padding: 0.7rem 0.75rem; font-size: 0.72rem; }
.package-card.recommended { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; }
.package-card p { margin: 0.2rem 0; }
.package-card h4 { margin: 0.35rem 0 0.15rem; font: 1rem "Playfair Display", serif; overflow-wrap: anywhere; }
.package-card.compact h4 { font-size: 0.9rem; }
.pkg-top { display: flex; align-items: center; justify-content: space-between; gap: 0.4rem; }
.tier { padding: 0.15rem 0.5rem; border-radius: 0.4rem; background: var(--bg); color: var(--ink-soft); font-size: 0.65rem; font-weight: 700; letter-spacing: 0.02em; }
.tier.optimum { background: var(--mint); color: var(--accent-ink); }
.tier.comfort { background: var(--comfort-bg); color: var(--warning-ink); }
.badge { padding: 0.15rem 0.5rem; border-radius: 0.4rem; background: var(--accent); color: #fff; font-size: 0.62rem; font-weight: 700; }
.pkg-flight { color: var(--ink-soft); font-size: 0.7rem; }
.tradeoff { color: var(--accent-soft-text); font-size: 0.7rem; line-height: 1.45; }
.warn-count { color: var(--warning-ink); font-size: 0.68rem; }
.choose-package, .flex-button { flex-shrink: 0; padding: 0.5rem 0.75rem; border: 0; border-radius: 0.5rem; background: var(--accent); color: #fff; font-size: 0.72rem; font-weight: 600; }
.choose-package:hover:not(:disabled), .flex-button:hover:not(:disabled) { background: var(--accent-dark); }
.choose-package:disabled, .flex-button:disabled { opacity: 0.55; }
.flex-button { margin-top: 0.75rem; background: var(--mint); color: var(--accent-ink); }
.flex-button:hover:not(:disabled) { background: var(--mint-strong); }

/* погода на даты поездки */
.weather { margin-bottom: 0.75rem; }
.weather .fineprint { margin: 0.3rem 0 0; }
.weather-row { display: flex; gap: 0.35rem; overflow-x: auto; scrollbar-width: none; }
.weather-day { display: grid; justify-items: center; flex: 1 0 2.8rem; padding: 0.35rem 0.2rem; border-radius: 0.55rem; background: var(--surface); border: 1px solid var(--border); font-size: 0.72rem; }
.weather-day .muted { font-size: 0.6rem; }

/* маршрут поездки по часам */
.timeline-title { margin-top: 0.9rem; }
.timeline { margin: 0; padding: 0; list-style: none; }
.step { display: grid; grid-template-columns: 1.4rem 1fr; gap: 0.5rem; padding: 0.35rem 0; border-left: 2px solid var(--mint-strong); margin-left: 0.6rem; padding-left: 0.2rem; }
.step-icon { display: grid; place-items: center; width: 1.3rem; height: 1.3rem; margin-left: -0.95rem; border-radius: 50%; background: var(--mint); color: var(--accent-ink); font-size: 0.7rem; }
.step.has-issue .step-icon { background: var(--warning-bg); color: var(--warning-ink); }
.step.day .step-icon { background: transparent; }
.step-body p { margin: 0.05rem 0; }
.step-title { font-weight: 600; font-size: 0.75rem; }
.step .issues { margin-top: 0.3rem; }

/* память агента в профиле */
.memory-box { margin-top: 1rem; padding-top: 0.6rem; border-top: 1px solid var(--line-soft); }
.memory-text { margin: 0; color: var(--ink-soft); font-size: 0.72rem; line-height: 1.5; white-space: pre-line; }

/* --- адаптивность ------------------------------------------------------------------------ */

/* Очень широкие экраны: колонка диалога шире, карточки отелей — в несколько рядов */
@media (min-width: 2200px) {
  .layout { --sidebar-width: clamp(14rem, 11vw, 17rem); }
}

/* Ноутбуки и планшеты: поездка — выезжающая справа панель */
@media (max-width: 1199px) {
  .layout { --sidebar-width: clamp(10rem, 16vw, 13rem); grid-template-columns: var(--sidebar-width) minmax(0, 1fr); }
  .trip-toggle { display: inline-flex; }
  .variants-hint { display: inline-block; }
  .trip-panel {
    position: fixed;
    z-index: 8;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(32rem, 92vw);
    border-radius: 1rem 0 0 1rem;
    box-shadow: -12px 0 40px #293f3e26;
    transform: translateX(105%);
    visibility: hidden;
    transition: transform 0.25s ease, visibility 0s linear 0.25s;
  }
  .trip-open .trip-panel { transform: none; visibility: visible; transition: transform 0.25s ease; }
  .trip-close { display: block; }
}

/* Телефоны: компактная боковая панель, список чатов поверх содержимого */
@media (max-width: 650px) {
  html { font-size: 14px; }
  .layout { grid-template-columns: 3rem minmax(0, 1fr); gap: 0.6rem; padding: 0.6rem; }
  .sidebar { padding-right: 0.3rem; }
  .chats-toggle { display: block; margin-bottom: 0.6rem; }
  .new-chat { padding: 0.5rem; font-size: 1.25rem; text-align: center; }
  .new-chat span { display: none; }
  .sidebar-main {
    display: none;
    position: fixed;
    z-index: 6;
    top: 0.6rem;
    bottom: 4rem;
    left: 4rem;
    width: min(16rem, calc(100vw - 5rem));
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    background: var(--paper);
    box-shadow: 0 8px 24px #293f3e22;
  }
  .chats-open .sidebar-main { display: block; }
  .profile-toggle { justify-content: center; padding: 0.6rem; }
  .profile-toggle span { display: none; }
  .trip-panel { width: 100vw; border-radius: 0; }
  .section-head h2 { font-size: 1.1rem; }
  .bubble, .bot-cards, .chat-card { max-width: 100%; }
  .chat-form-preview textarea { font-size: 16px; }
}
@media (max-width: 380px) {
  .layout { gap: 0.4rem; padding: 0.4rem; }
}
@media (max-height: 450px) {
  .layout { padding-block: 0.5rem; }
  .section-head { padding-bottom: 0.4rem; }
  .section-head .muted, .suggestions, .assistant-note { display: none; }
  .chat-form-preview { min-height: 3rem; padding: 0.4rem 0.6rem; }
}
@media (prefers-reduced-motion: reduce) {
  .chat-preview { scroll-behavior: auto; }
  .trip-panel, .spinner { transition: none; animation: none; }
}


/* Shared header baseline and readable trip details. */
@media (min-width: 1200px) {
  /* Keep matching tracks so both side panels can resize smoothly. */
  .layout { column-gap: 0; grid-template-columns: var(--sidebar-width) var(--gap) minmax(0, 1.3fr) var(--gap) minmax(26rem, 1fr); }
  .sidebar { grid-column: 1; min-width: 0; overflow: hidden; }
  .assistant { grid-column: 3; }
  .trip-panel { grid-column: 5; overflow: hidden; }
  .trip-collapsed .layout { grid-template-columns: var(--sidebar-width) var(--gap) minmax(0, 1fr) 0px minmax(0, 0fr); }
  .trip-collapsed .trip-panel { opacity: 0; visibility: hidden; pointer-events: none; }
}
.section-head { height: 6rem; padding: .65rem 0; }
.trip-head { height: calc(6rem - 1px); flex-shrink: 0; align-items: center; padding: .65rem 1.1rem; }
.trip-head .eyebrow { margin: 0 0 .4rem; }
.trip-head h2 { overflow-wrap: anywhere; }
.trip-body { scrollbar-gutter: stable; }
.trip-body > .trip-section { margin: 0 0 1.3rem; }
.trip-section h3 { flex-wrap: wrap; }
.trip-panel .cart-items li { flex-wrap: wrap; gap: .25rem .75rem; padding: .6rem 0; }
.trip-panel .cart-items li span { flex: 1 1 12rem; }
.trip-panel .cart-items li strong { margin-left: auto; }
.trip-panel .cart-total { padding-top: .6rem; border-top: 1px solid var(--line); line-height: 1.6; }
.trip-checkout { display: flex; align-items: center; justify-content: space-between; gap: .75rem; padding: 1rem 1.1rem; border-top: 1px solid var(--line); background: var(--checkout); border-radius: 0 0 1rem 1rem; }
.trip-checkout strong { display: block; margin-top: .2rem; font-size: 1.1rem; }
.sidebar-actions { margin-top: auto; padding-top: .7rem; display: flex; align-items: center; gap: .3rem; border-top: 1px solid var(--line); }
.sidebar-actions .profile-toggle { margin: 0; flex: 1; width: auto; min-width: 0; padding: .5rem; font-size: .72rem; }
.sidebar-actions .profile-toggle svg { width: 1.1rem; height: 1.1rem; flex-basis: 1.1rem; }
@media (min-width: 651px) {
  .chats-collapsed .layout { --sidebar-width: 3rem; }
  .chats-collapsed .sidebar { padding-right: .3rem; }
  .chats-collapsed .sidebar-main,
  .chats-collapsed .new-chat span,
  .chats-collapsed .profile-toggle span { display: none; }
  .chats-collapsed .new-chat { padding: .5rem; font-size: 1.25rem; text-align: center; }
  .chats-collapsed .sidebar-actions { flex-direction: column; }
  .chats-collapsed .sidebar-actions .profile-toggle { flex: none; justify-content: center; }
}
.basket-toggle { position: relative; display: grid; place-items: center; width: 2.4rem; height: 2.4rem; flex-shrink: 0; border: 1px solid var(--line-strong); border-radius: .65rem; color: var(--accent-text); background: var(--mint); }
.basket-toggle svg { width: 1.2rem; height: 1.2rem; }
.theme-toggle { display: grid; place-items: center; width: 2.4rem; height: 2.4rem; flex-shrink: 0; padding: 0; border: 1px solid var(--line-strong); border-radius: .65rem; color: var(--accent-text); background: var(--mint); }
.theme-toggle svg { width: 1.15rem; height: 1.15rem; }
.theme-toggle .icon-sun, :root[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
:root[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
.basket-count { position: absolute; right: -.25rem; top: -.25rem; min-width: 1.1rem; padding: .1rem .25rem; border-radius: 1rem; background: var(--accent); color: white; font-size: .6rem; }
.chat-list-row { position: relative; margin-bottom: .35rem; border-radius: .6rem; }
.chat-list-row .trip { margin: 0; min-width: 0; padding-right: 2.15rem; }
.chat-options { position: absolute; right: .2rem; top: .35rem; display: grid; place-items: center; width: 1.8rem; height: 1.8rem; padding: 0; border: 0; border-radius: .45rem; background: transparent; color: var(--subtle); font-size: 1rem; line-height: 1; }
.chat-options:hover:not(:disabled), .chat-options[aria-expanded="true"] { background: var(--mint-strong); color: var(--accent-ink); }
.chat-menu { position: relative; z-index: 2; display: grid; gap: .15rem; margin: .2rem .15rem .1rem; padding: .25rem; border: 1px solid var(--line); border-radius: .55rem; background: var(--paper); box-shadow: 0 .35rem 1rem #203b3816; }
.chat-menu button { padding: .48rem .6rem; border: 0; border-radius: .4rem; background: transparent; color: var(--ink-soft); font-size: .74rem; font-weight: 500; text-align: left; }
.chat-menu button:hover:not(:disabled) { background: var(--mint); color: var(--accent-ink); }
.chat-menu .delete-chat { color: var(--danger-text); }
.chat-menu .delete-chat:hover:not(:disabled) { background: var(--blocker-bg); color: var(--danger-text); }
button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.basket-dialog { position: fixed; inset: 0 0 0 auto; margin: 0; width: min(35rem, 100vw); max-width: 100vw; height: 100dvh; max-height: 100dvh; padding: 1.5rem; border: 0; border-left: 1px solid var(--line); background: var(--paper); color: var(--ink); overflow: hidden; box-shadow: -12px 0 48px #293f3e22; }
.basket-dialog[open] { display: flex; flex-direction: column; }
.basket-dialog::backdrop { background: #203b3855; backdrop-filter: blur(2px); }
.basket-head { display: flex; flex-shrink: 0; align-items: center; justify-content: space-between; gap: 1rem; }
.basket-head h2 { font: 1.8rem 'Playfair Display', serif; margin: 0; }
.icon-button { width: 2.4rem; height: 2.4rem; border: 0; border-radius: .6rem; background: var(--mint); color: var(--accent-text); font-size: 1.5rem; }
.basket-intro, .basket-demo { color: var(--muted); font-size: .8rem; line-height: 1.6; }
.basket-footer { flex-shrink: 0; padding-top: 1rem; }
.basket-footer .basket-intro { margin: 0 0 1rem; }
.basket-footer .basket-demo { margin: 0; }
.basket-demo { border-top: 1px solid var(--line); padding-top: 1rem; font-size: .72rem; }
#basket-status { flex-shrink: 0; font-size: .8rem; color: var(--accent-text); line-height: 1.5; }
#basket-list { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; }
.basket-empty { padding: 3rem 1rem; text-align: center; color: var(--muted); line-height: 1.7; }
.purchase-card { margin: 1rem 0; padding: 1rem; border: 1px solid var(--line); border-radius: 1rem; background: var(--surface); }
.purchase-card h3 { margin: 0 0 .75rem; font-size: .95rem; overflow-wrap: anywhere; }
.purchase-card .cart-box { padding: 0; border: 0; }
.purchase-card .cart-items li { flex-wrap: wrap; }
.purchase-card .cart-items li span { flex: 1 1 12rem; }
.purchase-card .confirm-actions { margin-top: 1rem; }
.confirm-actions button:disabled { opacity: .5; cursor: not-allowed; }
.confirm-actions .danger { color: var(--danger-text); }
.text-link { border: 0; background: transparent; color: var(--accent-text); font-size: .75rem; text-decoration: underline; }
.profile-orders { margin: 1.2rem 0; padding-top: .6rem; border-top: 1px solid var(--line); }
.profile-orders h3 { font-size: .95rem; }
@media (max-width: 650px) {
  .sidebar-actions { flex-direction: column; }
  .sidebar-actions .profile-toggle { flex: none; }
  .section-head { height: 6rem; }
  .basket-dialog { padding: 1rem; }
}

/* Compact account tabs; deliberately scoped to the account panel. */
.account-panel { width: min(25rem, calc(100vw - 16px)); padding: 0.85rem; }
.account-panel .account-tabs { display: flex; gap: 0.25rem; border-bottom: 1px solid var(--line-strong); margin: 0.65rem 0 0.8rem; }
.account-panel .account-tabs button[role="tab"]:not(.close-panel):not(.code-box) { flex: 1; width: auto; margin: 0; padding: 0.65rem 0.2rem; border-radius: 0; border-bottom: 2px solid transparent; background: transparent; color: var(--ink-soft); }
.account-panel .account-tabs button[role="tab"]:not(.close-panel):not(.code-box):hover { background: var(--mint); }
.account-panel .account-tabs button[role="tab"][aria-selected="true"]:not(.close-panel):not(.code-box) { color: var(--accent-ink); border-bottom-color: var(--accent); font-weight: 600; }
.account-panel .account-actions { display: flex; gap: 0.45rem; }
.account-panel .account-actions > button { flex: 1; min-width: 0; }
.account-panel .panel-intro { margin: 0.4rem 0 0.7rem; }
.account-panel .profile-orders { margin: 0; padding: 0; border: 0; }
.account-panel #memory-text { display: block; width: 100%; min-height: min(7.5rem, 30dvh); max-height: min(10.5rem, 35dvh); resize: none; overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; scrollbar-color: var(--scrollbar) transparent; margin-top: 0.4rem; padding: 0.65rem; border: 1px solid var(--line-soft); border-radius: 0.5rem; background: var(--bg); color: var(--ink); font: inherit; font-size: 0.8rem; line-height: 1.6; }
.account-panel .memory-meta { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.3rem; margin-top: 0.35rem; color: var(--ink-soft); font-size: 0.65rem; }
.account-panel #memory-status { margin: 0.5rem 0; color: var(--ink-soft); font-size: 0.75rem; overflow-wrap: anywhere; }
.account-panel #memory-status:empty, .account-panel #message:empty { display: none; }
.account-panel :is(button, [role="tabpanel"]):focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.account-panel #user-id { font-size: 0.7rem; color: var(--ink-soft); }
.account-panel [role="tabpanel"] { min-width: 0; overflow-wrap: anywhere; }
@media (max-width: 420px) { .account-panel { padding: 0.75rem; } .account-panel button { min-height: 2.75rem; } }

.account-panel button:disabled { cursor: default; }
.account-panel #memory-text:focus { border-color: var(--accent); }
@media (pointer: coarse) { .account-panel #memory-text { font-size: 16px; } }

/* Account order timeline only. */
#profile-orders .history-filters { display: flex; gap: .3rem; margin-bottom: .8rem; }
.account-panel #profile-orders .history-filter { margin: 0; background: var(--bg); color: var(--ink-soft); border: 1px solid var(--line-soft); }
.account-panel #profile-orders .history-filter[aria-pressed="true"] { background: var(--mint); color: var(--accent-ink); border-color: var(--accent); }
.account-panel #profile-orders .history-filter[data-mode="past"][aria-pressed="true"] { background: var(--past-bg); color: var(--past-ink); border-color: var(--past-line); }
#profile-orders .history-month { margin: .9rem 0 .3rem; font-size: .75rem; font-weight: 500; text-transform: capitalize; color: var(--ink-soft); }
#profile-orders .history-trip { border-bottom: 1px solid var(--line-soft); color: var(--ink); }
#profile-orders .history-summary { display: grid; grid-template-columns: 5rem minmax(0, 1fr) .7rem; gap: .6rem; align-items: start; padding: .75rem .2rem; cursor: pointer; list-style: none; }
#profile-orders .history-summary::-webkit-details-marker { display: none; }
#profile-orders .history-date { font-size: .72rem; line-height: 1.5; color: var(--accent-ink); }
#profile-orders .history-info { display: grid; gap: .25rem; font-size: .8rem; line-height: 1.4; }
#profile-orders .history-info strong { font-weight: 500; }
#profile-orders .history-status { color: var(--ink-soft); font-size: .7rem; }
#profile-orders .is-past { background: var(--surface-muted); color: var(--past-ink-soft); }
#profile-orders .is-past .history-date, #profile-orders .is-past .history-status { color: var(--past-ink-soft); }
#profile-orders .history-body { padding: 0 .6rem .65rem; font-size: .75rem; }
#profile-orders details[open] .history-chevron { transform: rotate(180deg); }
.account-panel #profile-orders .history-remove { width: auto; padding: .3rem 0; background: transparent; color: var(--ink-soft); text-decoration: underline; font-size: .7rem; }
#profile-orders summary:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }

/* Keep account navigation stationary while the order timeline scrolls. */
.account-panel:has(#account-view:not([hidden]) #pane-orders:not([hidden])) { display: flex; flex-direction: column; overflow: hidden; }
.account-panel:has(#pane-orders:not([hidden])) .panel-header { flex-shrink: 0; }
.account-panel:has(#pane-orders:not([hidden])) #account-view,
.account-panel #pane-orders,
.account-panel #profile-orders { display: flex; flex-direction: column; min-height: 0; }
.account-panel:has(#pane-orders:not([hidden])) .account-tabs,
#pane-orders > .muted,
#profile-orders .history-filters { flex-shrink: 0; }
#profile-orders .history-scroll { min-height: 0; overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; scrollbar-color: var(--scrollbar) transparent; }
#profile-orders .history-scroll:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }

/* Shared motion: animate visual states without delaying actions or moving focus. */
:where(button, a[href], summary, [role="button"], input, textarea) {
  transition: background-color var(--motion-fast) ease,
    border-color var(--motion-fast) ease, color var(--motion-fast) ease,
    opacity var(--motion-fast) ease, box-shadow var(--motion-fast) ease,
    filter var(--motion-fast) ease, scale var(--motion-fast) var(--motion-ease),
    text-decoration-color var(--motion-fast) ease;
}
@media (hover: hover) {
  :where(button, summary, [role="button"]):not(:disabled):not([aria-disabled="true"]):hover { filter: brightness(.97); }
  a[href]:hover { color: var(--link-hover); text-decoration-color: currentColor; }
}
:where(button, summary, [role="button"]):not(:disabled):not([aria-disabled="true"]):active { scale: .98; }
a[href]:active { opacity: .7; }
.history-chevron { transition: transform var(--motion-fast) var(--motion-ease); }
.layout { transition: grid-template-columns var(--motion-panel) var(--motion-ease); }
@supports (interpolate-size: allow-keywords) {
  .history-trip { interpolate-size: allow-keywords; }
  .history-trip::details-content {
    block-size: 0;
    opacity: 0;
    overflow: clip;
    transition: block-size var(--motion-panel) var(--motion-ease), opacity var(--motion-fast) ease,
      content-visibility var(--motion-panel) allow-discrete;
  }
  .history-trip[open]::details-content { block-size: auto; opacity: 1; }
}

/* Discrete display/overlay transitions keep native dialogs in the top layer until faded out. */
:is(.site-confirm, .basket-dialog) {
  opacity: 0;
  translate: 0 .6rem;
  scale: .98;
  transition: opacity var(--motion-panel) ease,
    translate var(--motion-panel) var(--motion-ease), scale var(--motion-panel) var(--motion-ease),
    display var(--motion-panel) allow-discrete, overlay var(--motion-panel) allow-discrete;
}
.basket-dialog { translate: 2rem 0; scale: 1; }
:is(.site-confirm, .basket-dialog)[open] { opacity: 1; translate: 0 0; scale: 1; }
:is(.site-confirm, .basket-dialog):not([open]) { pointer-events: none; }
:is(.site-confirm, .basket-dialog)::backdrop {
  opacity: 0;
  transition: opacity var(--motion-panel) ease,
    display var(--motion-panel) allow-discrete, overlay var(--motion-panel) allow-discrete;
}
:is(.site-confirm, .basket-dialog)[open]::backdrop { opacity: 1; }

/* Keep the draggable account panel's geometry unchanged while it fades. */
.account-panel, .chat-menu, .trip-backdrop {
  opacity: 1;
  transition: opacity var(--motion-panel) ease, display var(--motion-panel) allow-discrete;
}
:is(.account-panel, .chat-menu, .trip-backdrop)[hidden] { opacity: 0; pointer-events: none; }
.chat-menu {
  translate: 0 0;
  transition: opacity var(--motion-fast) ease, translate var(--motion-fast) var(--motion-ease),
    display var(--motion-fast) allow-discrete;
}
.chat-menu[hidden] { translate: 0 -.3rem; }

@starting-style {
  :is(.site-confirm, .basket-dialog)[open] { opacity: 0; translate: 0 .6rem; scale: .98; }
  .basket-dialog[open] { translate: 2rem 0; scale: 1; }
  :is(.site-confirm, .basket-dialog)[open]::backdrop { opacity: 0; }
  :is(.account-panel, .chat-menu, .trip-backdrop):not([hidden]) { opacity: 0; }
  .chat-menu:not([hidden]) { translate: 0 -.3rem; }
}

@keyframes content-appear {
  from { opacity: 0; }
  to { opacity: 1; }
}
.account-panel [role="tabpanel"]:not([hidden]),
#account-view:not([hidden]), #login-view:not([hidden]),
.trip-section:not([hidden]), .history-trip[open] .history-body,
.bubble:not([hidden]), .chat-card {
  animation: content-appear var(--motion-fast) ease;
}

@media (min-width: 1200px) {
  .trip-panel { transition: opacity var(--motion-panel) ease, visibility 0s; }
  .trip-collapsed .trip-panel { transition: opacity var(--motion-panel) ease, visibility 0s linear var(--motion-panel); }
}
@media (min-width: 651px) {
  .sidebar-main { opacity: 1; transition: opacity var(--motion-panel) ease, display var(--motion-panel) allow-discrete; }
  .chats-collapsed .sidebar-main { opacity: 0; pointer-events: none; }
  @starting-style { .sidebar-main { opacity: 0; } }
}
@media (max-width: 1199px) {
  .trip-panel { transition: transform var(--motion-panel) var(--motion-ease), visibility 0s linear var(--motion-panel); }
  .trip-open .trip-panel { transition: transform var(--motion-panel) var(--motion-ease), visibility 0s; }
}
@media (max-width: 650px) {
  .sidebar-main {
    opacity: 0;
    translate: -.6rem 0;
    transition: opacity var(--motion-panel) ease, translate var(--motion-panel) var(--motion-ease),
      display var(--motion-panel) allow-discrete;
  }
  .chats-open .sidebar-main { opacity: 1; translate: 0 0; }
  @starting-style { .chats-open .sidebar-main { opacity: 0; translate: -.6rem 0; } }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after, dialog::backdrop {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
  :where(button, summary, [role="button"]):active { scale: none !important; }
}