/* MSG_SWARM_03_STORIES_FILTERS · 2026-07-31
 * Stories rail + inbox filters (Все/Чаты/Группы/Каналы/★ Избранное):
 * richer intentional motion · ZERO geometric overlap · ≥44 hit on mobile.
 * Cascade-LAST after swarm-chatlist. Cache: ?v=20260731-swarm03
 */
:root {
  --ms3-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ms3-spring: cubic-bezier(0.34, 1.45, 0.64, 1);
  --ms3-cobalt: #1d4ed8;
  --ms3-sky: #38bdf8;
  --ms3-mint: #2ccf9b;
  --ms3-gap: 2px;
}

@keyframes ms3-story-in {
  from { opacity: 0; transform: translate3d(0, 10px, 0) scale(0.92); }
  to   { opacity: 1; transform: none; }
}
@keyframes ms3-ring-pulse {
  0%, 100% { filter: brightness(1); box-shadow: 0 0 0 0 rgba(29, 78, 216, 0); }
  50%      { filter: brightness(1.08); box-shadow: 0 0 0 4px rgba(29, 78, 216, 0.16); }
}
@keyframes ms3-ring-spin {
  to { transform: rotate(360deg); }
}
@keyframes ms3-filter-rail {
  from { opacity: 0.55; transform: translate3d(-8px, 0, 0); }
  to   { opacity: 1; transform: none; }
}
@keyframes ms3-filter-slide {
  0%   { transform: translateX(-4px) scale(0.96); }
  55%  { transform: translateX(0) scale(1.05); }
  100% { transform: none; }
}
@keyframes ms3-filters-pulse-rail {
  0%   { background-position: 0% 50%; }
  100% { background-position: 100% 50%; }
}
@keyframes ms3-empty-in {
  from { opacity: 0; transform: translate3d(0, 12px, 0); }
  to   { opacity: 1; transform: none; }
}
@keyframes ms3-viewer-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── Stack isolation: head → stories → filters → scroll (no overlap) ── */
html body[data-page="messenger"] .app > .chatlist {
  display: flex !important;
  flex-direction: column !important;
  isolation: isolate !important;
  overflow-x: hidden !important;
}
html body[data-page="messenger"] .cl-head,
html body[data-page="messenger"] .vy-msg-chrome {
  position: relative !important;
  z-index: 30 !important;
  flex: none !important;
  margin-bottom: 0 !important;
}
html body[data-page="messenger"] .tg-stories {
  position: relative !important;
  z-index: 20 !important;
  flex: none !important;
  display: flex !important;
  gap: 12px !important;
  margin: 0 !important;
  padding: 10px 12px 8px !important;
  border-bottom: 1px solid color-mix(in srgb, #d8e1ec 80%, transparent) !important;
  background: rgba(255, 255, 255, 0.94) !important;
  overflow-x: auto !important;
  overflow-y: hidden !important;
  overscroll-behavior-x: contain !important;
  scrollbar-width: none !important;
  transform: none !important;
  /* hard separation from filters */
  box-shadow: inset 0 calc(-1 * var(--ms3-gap)) 0 transparent !important;
}
html body[data-page="messenger"] .tg-stories::-webkit-scrollbar { display: none !important; }

html body[data-page="messenger"] .tg-filters {
  position: relative !important;
  z-index: 18 !important;
  flex: none !important;
  display: flex !important;
  gap: 6px !important;
  margin: 0 !important;
  padding: 8px 12px 10px !important;
  width: 100% !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
  min-width: 0 !important;
  overflow-x: auto !important;
  overflow-y: hidden !important;
  overscroll-behavior-x: contain !important;
  scrollbar-width: none !important;
  background:
    linear-gradient(90deg,
      rgba(239, 246, 255, 0.55),
      rgba(255, 255, 255, 0.96) 40%,
      rgba(236, 253, 245, 0.35)) !important;
  background-size: 200% 100% !important;
  border-bottom: 1px solid color-mix(in srgb, #d8e1ec 70%, transparent) !important;
  transform: none !important;
}
html body[data-page="messenger"] .tg-filters::-webkit-scrollbar { display: none !important; }
html body[data-page="messenger"] .tg-filters.tg-filters--pulse {
  animation: ms3-filters-pulse-rail 620ms var(--ms3-ease) both;
}

html body[data-page="messenger"] .cl-scroll {
  position: relative !important;
  z-index: 10 !important;
  flex: 1 1 auto !important;
  min-height: 0 !important;
  margin-top: 0 !important;
}

/* ── Stories motion ── */
html body[data-page="messenger"] .tg-story {
  flex: 0 0 auto !important;
  width: 68px !important;
  min-width: 68px !important;
  min-height: 44px !important;
  position: relative !important;
  z-index: 1 !important;
  margin: 0 !important;
  padding: 2px 0 0 !important;
  border: 0 !important;
  background: transparent !important;
  cursor: pointer !important;
  transition: transform 200ms var(--ms3-spring), opacity 160ms ease !important;
}
@media (prefers-reduced-motion: no-preference) {
  html body[data-page="messenger"] .tg-story {
    animation: ms3-story-in 420ms var(--ms3-ease) both;
  }
  html body[data-page="messenger"] .tg-story:nth-child(1) { animation-delay: 0ms; }
  html body[data-page="messenger"] .tg-story:nth-child(2) { animation-delay: 40ms; }
  html body[data-page="messenger"] .tg-story:nth-child(3) { animation-delay: 80ms; }
  html body[data-page="messenger"] .tg-story:nth-child(4) { animation-delay: 120ms; }
  html body[data-page="messenger"] .tg-story:nth-child(5) { animation-delay: 160ms; }
  html body[data-page="messenger"] .tg-story:nth-child(n+6) { animation-delay: 200ms; }
}
html body[data-page="messenger"] .tg-story:hover {
  transform: translateY(-3px) scale(1.05) !important;
}
html body[data-page="messenger"] .tg-story:active {
  transform: scale(0.94) !important;
}
html body[data-page="messenger"] .tg-story__ring {
  width: 56px !important;
  height: 56px !important;
  border-radius: 50% !important;
  padding: 2px !important;
  background: linear-gradient(135deg, var(--ms3-cobalt), var(--ms3-sky) 52%, var(--ms3-mint)) !important;
  display: grid !important;
  place-items: center !important;
  transition: filter 200ms ease, box-shadow 240ms ease !important;
}
html body[data-page="messenger"] .tg-story:not([data-seen="true"]):not(.tg-story--add) .tg-story__ring {
  animation: ms3-ring-spin 9s linear infinite, ms3-ring-pulse 2.6s var(--ms3-ease) infinite !important;
}
html body[data-page="messenger"] .tg-story[data-seen="true"] .tg-story__ring {
  background: #cbd5e1 !important;
  animation: none !important;
}
html body[data-page="messenger"] .tg-story--add .tg-story__ring {
  background: #e2e8f0 !important;
  animation: none !important;
}
html body[data-page="messenger"] .tg-story__av {
  width: 50px !important;
  height: 50px !important;
  border-radius: 50% !important;
  border: 2px solid #fff !important;
  background: #eef2f7 !important;
  display: grid !important;
  place-items: center !important;
  font: 700 14px/1 Unbounded, system-ui, sans-serif !important;
  color: #1e293b !important;
}
html body[data-page="messenger"] .tg-story__name {
  max-width: 68px !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
  font: 600 11px/1.2 Onest, system-ui, sans-serif !important;
  color: #475569 !important;
  margin-top: 5px !important;
}

/* Story viewer enter */
html body[data-page="messenger"] .tg-story-viewer.is-open {
  animation: ms3-viewer-in 220ms var(--ms3-ease) both;
}

/* ── Filters motion + hit targets ── */
html body[data-page="messenger"] .tg-filter {
  position: relative !important;
  flex: 0 0 auto !important;
  min-height: 36px !important;
  min-width: 44px !important;
  padding: 0 14px !important;
  border-radius: 999px !important;
  border: 1px solid #d8e1ec !important;
  background: #f8fafc !important;
  color: #334155 !important;
  font: 650 12.5px/1 Onest, system-ui, sans-serif !important;
  cursor: pointer !important;
  white-space: nowrap !important;
  z-index: 1 !important;
  margin: 0 !important;
  transition:
    transform 180ms var(--ms3-spring),
    background 160ms var(--ms3-ease),
    border-color 160ms var(--ms3-ease),
    color 160ms var(--ms3-ease),
    box-shadow 200ms var(--ms3-ease) !important;
}
@media (prefers-reduced-motion: no-preference) {
  html body[data-page="messenger"] .tg-filters {
    animation: ms3-filter-rail 380ms var(--ms3-ease) both;
  }
}
html body[data-page="messenger"] .tg-filter:hover {
  transform: translateY(-1px) !important;
  border-color: color-mix(in srgb, var(--ms3-cobalt) 38%, #d8e1ec) !important;
  color: var(--ms3-cobalt) !important;
}
html body[data-page="messenger"] .tg-filter:active {
  transform: scale(0.95) !important;
}
html body[data-page="messenger"] .tg-filter[aria-selected="true"] {
  background: #eff6ff !important;
  border-color: color-mix(in srgb, var(--ms3-cobalt) 45%, #d8e1ec) !important;
  color: var(--ms3-cobalt) !important;
  box-shadow: 0 4px 14px -6px rgba(29, 78, 216, 0.4) !important;
  z-index: 2 !important;
}
html body[data-page="messenger"] .tg-filters.tg-filters--pulse .tg-filter[aria-selected="true"] {
  animation: ms3-filter-slide 360ms var(--ms3-spring) both !important;
}
html body[data-page="messenger"] .tg-filter[data-tg-filter="saved"][aria-selected="true"] {
  background: linear-gradient(135deg, #eff6ff, #ecfdf5) !important;
}

/* Empty-state after filter — no overlap with chrome */
html body[data-page="messenger"] .tg-filter-empty {
  position: relative !important;
  z-index: 1 !important;
  margin: 18px 14px !important;
  padding: 22px 16px !important;
  border-radius: 16px !important;
  border: 1px solid color-mix(in srgb, #d8e1ec 80%, transparent) !important;
  background: rgba(255, 255, 255, 0.92) !important;
  text-align: center !important;
  animation: ms3-empty-in 360ms var(--ms3-ease) both;
}
html body[data-page="messenger"] .cl-saved {
  position: relative !important;
  z-index: 1 !important;
}

/* Mobile: bigger taps, no OX bleed */
@media (max-width: 640px) {
  html body[data-page="messenger"] .tg-filter {
    min-height: 44px !important;
    min-width: 44px !important;
    padding: 0 12px !important;
    font-size: 13px !important;
  }
  html body[data-page="messenger"] .tg-story {
    min-height: 44px !important;
  }
  html body[data-page="messenger"] .tg-stories,
  html body[data-page="messenger"] .tg-filters {
    max-width: 100% !important;
    width: 100% !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  html body[data-page="messenger"] .tg-story,
  html body[data-page="messenger"] .tg-story__ring,
  html body[data-page="messenger"] .tg-filters,
  html body[data-page="messenger"] .tg-filters.tg-filters--pulse,
  html body[data-page="messenger"] .tg-filters.tg-filters--pulse .tg-filter[aria-selected="true"],
  html body[data-page="messenger"] .tg-filter-empty,
  html body[data-page="messenger"] .tg-story-viewer.is-open {
    animation: none !important;
  }
  html body[data-page="messenger"] .tg-story:hover,
  html body[data-page="messenger"] .tg-filter:hover {
    transform: none !important;
  }
}