/* ==========================================================================
   3D-ПОЛЁТ (js/features/flyover.js): сцена, прикреплённая к прокрутке.
   Слои сцены снизу вверх: карта -> подложка -> небо/затемнение -> свечение точки -> линия -> фото -> тексты -> навигация
   ========================================================================== */
.fly {
  /* Высота сцены (экран минус шапка и, на телефоне, нижняя панель вкладок): сцена не уходит под панель */
  --fly-h: calc(100vh - var(--chrome-height) - var(--tabbar-h, 0px));
  position: relative;
  height: calc((var(--fly-units, 6) + 1) * var(--fly-h));
  background: #060506;
}
@supports (height: 100svh) {
  .fly { --fly-h: calc(100svh - var(--chrome-height) - var(--tabbar-h, 0px)); }
}

.fly-stage {
  position: sticky;
  top: var(--chrome-height);
  height: var(--fly-h);
  overflow: hidden;
  perspective: 1500px;
  perspective-origin: 50% 42%;
  isolation: isolate;
  background: radial-gradient(120% 90% at 60% 60%, #18202c 0%, #0b0b0d 70%);
}

.fly-map,
.fly .fly-map.maplibregl-map { position: absolute; inset: 0; z-index: 0; width: 100%; height: 100%; }
.fly-map .maplibregl-canvas { outline: none; }
.fly-map .maplibregl-ctrl-bottom-right { bottom: 6px; right: 4px; }
.fly-map .maplibregl-ctrl-attrib { background: rgba(11, 11, 13, 0.55); color: var(--text-muted); font-size: 10px; }
.fly-map .maplibregl-ctrl-attrib a { color: var(--text-secondary); }
.fly-map .maplibregl-ctrl-attrib-button { filter: invert(1); }

/* До загрузки карты (и без WebGL) — размытая подложка вместо пустоты */
.fly-backdrop {
  position: absolute;
  inset: -40px;
  z-index: 1;
  background: radial-gradient(80% 70% at 65% 60%, rgba(200, 16, 46, 0.12), transparent 70%), #0b0e14;
  background-size: cover;
  background-position: center;
  filter: blur(28px) brightness(0.45) saturate(1.2);
  transition: opacity 0.8s ease;
  pointer-events: none;
}
.fly--tour.fly--ready .fly-backdrop { opacity: 0; }

/* «Атмосфера»: дымка у горизонта и виньетка — прячут край карты при наклоне камеры */
.fly-sky {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(11, 11, 13, 0.92) 0%, rgba(14, 18, 26, 0.55) 14%, rgba(11, 11, 13, 0) 34%),
    radial-gradient(130% 100% at 50% 55%, transparent 55%, rgba(5, 6, 9, 0.75) 100%);
}

.fly-dim { position: absolute; inset: 0; z-index: 2; background: #05070a; opacity: 0; pointer-events: none; }

.fly-spot {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 3;
  width: 260px;
  height: 130px;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(255, 209, 102, 0.55), rgba(200, 16, 46, 0.18) 55%, transparent);
  mix-blend-mode: screen;
  opacity: 0;
  pointer-events: none;
  will-change: transform, opacity;
}

.fly-leader {
  position: absolute;
  inset: 0;
  z-index: 4;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
  opacity: 0;
}
.fly-leader path {
  fill: none;
  stroke: var(--accent-gold-light);
  stroke-width: 1.5;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  filter: drop-shadow(0 0 6px rgba(200, 16, 46, 0.8));
}
.fly-leader circle { fill: var(--accent-gold-light); filter: drop-shadow(0 0 6px rgba(200, 16, 46, 0.9)); }

/* --- Карточка с фото --- */
.fly-card {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 5;
  overflow: hidden;
  border-radius: 22px;
  background: #11151d;
  transform-origin: 50% 50%;
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 255, 255, 0.12), 0 0 60px rgba(200, 16, 46, 0.12);
  will-change: transform, width, height, opacity;
  visibility: hidden;
  backface-visibility: hidden;
}

.fly-card-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  will-change: transform, opacity;
}
.fly-b { opacity: 0; }

.fly-card-sheen {
  position: absolute;
  inset: -10% -40%;
  background: linear-gradient(105deg, transparent 38%, rgba(255, 255, 255, 0.14) 50%, transparent 62%);
  mix-blend-mode: screen;
  pointer-events: none;
}
.fly-card-edge {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.16), inset 0 -90px 90px -50px rgba(0, 0, 0, 0.5);
  pointer-events: none;
}

/* --- Тексты --- */
.fly-text,
.fly-info {
  position: absolute;
  z-index: 6;
  left: var(--fly-card-left, 2rem);
  top: var(--fly-text-top, 60%);
  width: var(--fly-card-w, 480px);
  max-width: calc(100% - 2rem);
  padding: 1.1rem 1.35rem 1.2rem;
  border-radius: 18px;
  background: rgba(var(--bg-rgb), 0.62);
  border: 1px solid rgba(var(--fg-rgb), 0.1);
  backdrop-filter: blur(16px) saturate(1.3);
  -webkit-backdrop-filter: blur(16px) saturate(1.3);
  box-shadow: var(--shadow-lg);
  visibility: hidden;
  opacity: 0;
  will-change: transform, opacity;
}

.fly-meta { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.35rem; font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; }
.fly-count { color: var(--accent-gold); font-weight: 700; font-variant-numeric: tabular-nums; }
.fly-kicker { color: var(--text-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fly-h { font-family: var(--font-heading); font-size: clamp(1.35rem, 2.3vw, 2rem); line-height: 1.15; color: var(--text-strong); }
.fly-p {
  margin-top: 0.45rem;
  color: var(--text-secondary);
  font-size: 0.93rem;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.fly-addr { margin-top: 0.4rem; color: var(--text-main); font-size: 0.95rem; }
.fly-coords { margin-top: 0.25rem; color: var(--accent-gold-light); font-size: 0.8rem; font-variant-numeric: tabular-nums; letter-spacing: 0.02em; }
.fly-actions { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-top: 0.9rem; }
.fly-actions .btn { padding: 0.55rem 1.1rem; font-size: 0.88rem; }

/* Вступление и финал тура */
.fly-intro,
.fly-outro {
  position: absolute;
  inset: 0;
  z-index: 7;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.9rem;
  padding: 2rem 1.25rem 4rem;
  text-align: center;
  pointer-events: none;
  will-change: transform, opacity;
}
.fly-intro { background: radial-gradient(60% 50% at 50% 50%, rgba(7, 9, 13, 0.55), transparent 75%); }
.fly-outro { visibility: hidden; opacity: 0; background: radial-gradient(60% 55% at 50% 50%, rgba(7, 9, 13, 0.75), transparent 80%); }
.fly-outro .fly-actions { justify-content: center; pointer-events: auto; }

.fly-kicker-lg { color: var(--accent-gold); font-size: 0.85rem; font-weight: 600; letter-spacing: 0.32em; text-transform: uppercase; }
.fly-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 7.5vw, 6.2rem);
  line-height: 1.02;
  letter-spacing: -0.01em;
  background: linear-gradient(180deg, #fff 30%, #f6d9a6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 10px 50px rgba(0, 0, 0, 0.35);
}
.fly-lead { max-width: 40rem; color: var(--text-secondary); font-size: clamp(1rem, 1.6vw, 1.2rem); line-height: 1.6; text-shadow: 0 2px 12px rgba(0, 0, 0, 0.8); }

.fly-cue { margin-top: 1.4rem; width: 26px; height: 42px; border: 2px solid rgba(255, 255, 255, 0.55); border-radius: 14px; position: relative; }
.fly-cue span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: var(--accent-primary); animation: fly-cue 1.8s ease-in-out infinite; }
.fly-cue-label { font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-muted); }
@keyframes fly-cue { 0% { transform: translateY(0); opacity: 1; } 70% { transform: translateY(14px); opacity: 0; } 100% { transform: translateY(0); opacity: 0; } }

/* --- Навигация тура: точки глав, «пропустить», прогресс --- */
.fly-rail {
  position: absolute;
  z-index: 9;
  right: 1.25rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  opacity: 0;
  transition: opacity 0.4s ease;
}
.fly-rail button {
  position: relative;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  border: 1.5px solid rgba(var(--fg-rgb), 0.55);
  background: rgba(var(--bg-rgb), 0.5);
  cursor: pointer;
  transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}
.fly-rail button span {
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  white-space: nowrap;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  background: rgba(var(--bg-rgb), 0.8);
  color: var(--text-strong);
  font-size: 0.78rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}
.fly-rail button:hover span,
.fly-rail button:focus-visible span { opacity: 1; transform: translateY(-50%); }
.fly-rail button:hover { border-color: var(--accent-gold-light); }
.fly-rail button.is-active { background: var(--accent-primary); border-color: var(--accent-primary); transform: scale(1.35); box-shadow: var(--glow-gold); }

/* «Пропустить полёт»: заметная кнопка в правом верхнем углу сцены; сцена закреплена на экране весь полёт — кнопка всегда под рукой */
.fly-skip {
  position: absolute;
  z-index: 12;
  top: 0.9rem;
  right: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 44px;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--accent-gold);
  background: var(--accent-primary);
  color: #fff;
  font: 700 0.9rem/1.1 var(--font-body);
  cursor: pointer;
  box-shadow: 0 6px 22px rgba(0, 0, 0, 0.45), 0 0 0 4px rgba(200, 16, 46, 0.18);
  transition: opacity 0.3s ease, transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
}
.fly-skip:hover { background: var(--accent-primary-hover); transform: translateY(-1px); }
.fly-skip:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }
.fly.is-pinned .fly-rail { opacity: 1; }
.fly:not(.is-pinned) .fly-rail { pointer-events: none; }
.fly.is-done .fly-skip { opacity: 0; pointer-events: none; }

.fly-progress { position: absolute; z-index: 9; left: 0; right: 0; bottom: 0; height: 3px; background: rgba(255, 255, 255, 0.06); }
.fly-progress span { display: block; height: 100%; background: linear-gradient(90deg, var(--accent-red), var(--accent-primary-hover)); transform-origin: 0 50%; transform: scaleX(0); }

/* --- Точки мест на карте (маркеры MapLibre) --- */
.fly-pin { width: 0; height: 0; }
.fly-pin-dot {
  position: absolute;
  left: 0;
  top: 0;
  width: 24px;
  height: 24px;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(11, 11, 13, 0.82);
  border: 2px solid var(--accent-gold);
  color: #fff;
  font: 700 11px/1 var(--font-body);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.6);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), background 0.35s ease;
}
.fly-pin.is-visited .fly-pin-dot { background: rgba(200, 16, 46, 0.85); color: #fff; }
.fly-pin.is-active .fly-pin-dot { transform: translate(-50%, -50%) scale(1.3); background: var(--accent-primary); color: #fff; }
.fly-pin-ring {
  position: absolute;
  left: 0;
  top: 0;
  width: 24px;
  height: 24px;
  margin: -12px 0 0 -12px;
  border-radius: 50%;
  border: 2px solid var(--accent-gold-light);
  opacity: 0;
}
.fly-pin.is-active .fly-pin-ring { animation: fly-ring 1.8s ease-out infinite; }
@keyframes fly-ring { 0% { transform: scale(1); opacity: 0.9; } 100% { transform: scale(3.4); opacity: 0; } }
.fly-pin-beam {
  position: absolute;
  left: -1.5px;
  bottom: 0;
  width: 3px;
  height: 150px;
  border-radius: 2px;
  background: linear-gradient(0deg, rgba(255, 209, 102, 0.95), rgba(255, 209, 102, 0));
  box-shadow: 0 0 14px rgba(200, 16, 46, 0.7);
  transform-origin: 50% 100%;
  transform: scaleY(0);
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.fly-pin.is-active .fly-pin-beam { transform: scaleY(1); }
.fly-pin-label {
  position: absolute;
  left: 0;
  bottom: 158px;
  transform: translateX(-50%) translateY(8px);
  white-space: nowrap;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  background: rgba(var(--bg-rgb), 0.85);
  border: 1px solid rgba(200, 16, 46, 0.5);
  color: var(--text-strong);
  font: 600 12px/1.2 var(--font-body);
  opacity: 0;
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.fly-pin.is-active .fly-pin-label { opacity: 1; transform: translateX(-50%); }

/* --- Карточка объекта: hero внутри сцены --- */
.fly--entry .entry-hero {
  position: absolute;
  inset: 0;
  z-index: 8;
  min-height: 0;
  background: transparent;
  pointer-events: none;
  will-change: transform, opacity;
}
.fly--entry .entry-hero-img { display: none; }
.fly--entry .entry-hero-inner { pointer-events: auto; }
.fly--entry .fly-backdrop { filter: blur(34px) brightness(0.4) saturate(1.2); }
.fly--entry .fly-map { opacity: 0; }

/* «Главное» о месте (адрес, часы, телефон, кнопки) закреплено на сцене и видно на первом экране карточки */
.fly-quick {
  position: absolute;
  z-index: 10;
  right: 2rem;
  bottom: 2rem;
  width: min(400px, 34vw);
  margin: 0;
  background: rgba(var(--bg-rgb), 0.72);
  border-color: rgba(var(--fg-rgb), 0.16);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-lg);
}
.fly--quick .entry-hero-inner > * { max-width: calc(100% - min(400px, 34vw) - 3rem); }

/* Без WebGL: сцена работает на фото, без карты */
.fly--nomap .fly-backdrop { opacity: 1 !important; }
.fly--nomap .fly-spot,
.fly--nomap .fly-leader { display: none; }

/* --- Статичная версия (меньше движения) --- */
.fly--static { height: auto; background: none; padding: 3rem 0 1rem; }
.fly-static-kicker { color: var(--accent-gold); font-size: 0.8rem; letter-spacing: 0.25em; text-transform: uppercase; }
.fly-static-lead { color: var(--text-secondary); margin: 0.3rem 0 1.2rem; }
.fly-static-list { list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 1rem; }
.fly-static-list a { position: relative; display: block; aspect-ratio: 4 / 3; border-radius: var(--radius-md); overflow: hidden; color: #fff; }
.fly-static-list img { width: 100%; height: 100%; object-fit: cover; }
.fly-static-list a::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(11, 11, 13, 0.9)); }
.fly-static-n { position: absolute; z-index: 1; left: 0.9rem; top: 0.7rem; color: var(--accent-gold); font-weight: 700; }
.fly-static-t { position: absolute; z-index: 1; left: 0.9rem; right: 0.9rem; bottom: 0.8rem; font-family: var(--font-heading); font-size: 1.15rem; line-height: 1.2; }

@media (max-width: 759px) {
  .fly-stage { perspective: 1000px; }
  .fly-text,
  .fly-quick { left: 12px; right: 12px; bottom: 12px; width: auto; padding: 0.75rem 0.9rem; gap: 0.65rem; }
  .fly-quick .eq-list { gap: 0.35rem 1.2rem; }
  .fly-quick .eq-row { font-size: 0.88rem; }
  .fly-quick .eq-btns .btn { flex: 1 1 0; justify-content: center; padding: 0.55rem 0.7rem; }
  .fly--quick .entry-hero-inner { padding-bottom: calc(var(--fly-quick-h, 0px) + 1.5rem); padding-top: 1rem; }
  .fly--quick .entry-hero-inner > * { max-width: none; }
  .fly--quick .entry-lead { display: -webkit-box; -webkit-line-clamp: 3; line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
  .fly-info { left: 16px; right: 16px; width: auto; max-width: none; padding: 0.85rem 1rem 0.95rem; }
  .fly-h { font-size: 1.3rem; }
  .fly-p { -webkit-line-clamp: 2; line-clamp: 2; font-size: 0.88rem; }
  .fly-actions { margin-top: 0.65rem; }
  .fly-actions .btn { padding: 0.5rem 0.9rem; font-size: 0.84rem; }
  .fly-rail { display: none; }
  .fly-skip { top: 0.7rem; right: 0.7rem; padding: 0.5rem 0.95rem; font-size: 0.84rem; }
  .fly-pin-beam { height: 90px; }
  .fly-pin-label { display: none; }
}