/* Photoshoot — app shell layout, Photo Booth style: a slim unified titlebar, a
   full-bleed black viewfinder, and a single neutral bottom toolbar. Trays,
   panels and modals float above so the WebGL canvas never resizes. */

.app {
  position: relative;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  height: 100vh;
  width: 100vw;
  background: var(--app-bg-texture, none), var(--app-bg);
  background-size: cover;
}

/* ---- Titlebar (frameless window: drag region + traffic lights) ---- */
.titlebar {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: 40px;
  padding: 0 14px;
  background: var(--app-bg-2);
  border-bottom: 1px solid var(--panel-border);
  -webkit-app-region: drag;
}
.titlebar button,
.traffic {
  -webkit-app-region: no-drag;
}

.titlebar-left {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}
.traffic {
  display: flex;
  align-items: center;
  gap: 8px;
}
.tl {
  position: relative;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: none;
  transition: filter var(--dur) var(--ease);
}
/* Enlarge the clickable area to a comfortable target without changing the dot. */
.tl::before {
  content: "";
  position: absolute;
  inset: -6px;
}
.tl svg {
  width: 8px;
  height: 8px;
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
  color: rgba(0, 0, 0, 0.5);
}
.traffic:hover .tl svg,
.tl:focus-visible svg {
  opacity: 1;
}
.tl:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
  border-radius: 50%;
}
.tl-close {
  background: var(--tl-close);
}
.tl-min {
  background: var(--tl-min);
}
.tl-zoom {
  background: var(--tl-zoom);
}
.tl:active {
  filter: brightness(0.85);
}

.titlebar-title {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-self: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dim);
  letter-spacing: -0.01em;
}
.titlebar-mark {
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
}
.titlebar-status {
  justify-self: start;
  font-size: 12px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 6px;
}
.titlebar-status::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-dim);
  transition: background var(--dur) var(--ease);
}
.titlebar-status.is-live::before {
  background: var(--success);
}
.titlebar-status.is-error::before {
  background: var(--danger);
}
.titlebar-status.is-hidden {
  display: none;
}

.titlebar-actions {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 4px;
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
}
.titlebar:hover .titlebar-actions,
.titlebar-actions:focus-within {
  opacity: 1;
}

/* ---- Stage / viewfinder (full-bleed) ---- */
.stage {
  position: relative;
  min-height: 0;
  background: #000;
}

.viewfinder {
  position: absolute;
  inset: 0;
  border-radius: var(--viewfinder-radius);
  background: var(--viewfinder-texture, none) center / cover, var(--viewfinder-frame);
  overflow: hidden;
}

.gl-canvas {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--viewfinder-inner);
  object-fit: cover;
}
.viewfinder.is-draggable .gl-canvas {
  cursor: grab;
}
.viewfinder.is-draggable .gl-canvas:active {
  cursor: grabbing;
}

/* ---- Bottom toolbar ---- */
.toolbar {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space);
  height: 54px;
  padding: 0 16px;
  background: var(--toolbar-bg);
  border-top: 1px solid var(--panel-border);
  overflow: visible;
}
.toolbar-zone {
  display: flex;
  align-items: center;
  gap: 10px;
}
.toolbar-zone.left {
  justify-self: start;
}
.toolbar-zone.center {
  justify-self: center;
  flex-direction: column;
  gap: 2px;
  /* shutter centered in the bar */
}
.toolbar-zone.right {
  justify-self: end;
}

/* Countdown takes over the whole bar (the bar turns red, numbers count in it) */
.bar-countdown {
  position: absolute;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  gap: 46px;
  background: var(--shutter);
  z-index: 4;
}
.toolbar.is-counting .toolbar-zone {
  opacity: 0;
  pointer-events: none;
}
.toolbar.is-counting .bar-countdown {
  display: flex;
}
.cd-num {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 600;
  line-height: 1;
  color: #fff;
  opacity: 0.4;
  transition: opacity 0.15s var(--ease), transform 0.15s var(--ease);
}
.cd-num.active {
  opacity: 1;
  transform: scale(1.06);
}
.cd-cam {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}
.cd-cam svg {
  width: 21px;
  height: 21px;
  color: rgba(255, 255, 255, 0.85);
}

/* Effects-browsing state: page dots replace the mode control + shutter */
.toolbar.is-effects .toolbar-zone.left,
.toolbar.is-effects .toolbar-zone.center {
  opacity: 0;
  pointer-events: none;
}
.bar-pages {
  position: absolute;
  left: 0;
  right: 0;
  display: none;
  align-items: center;
  justify-content: center;
  gap: 16px;
  z-index: 2;
}
.toolbar.is-effects .bar-pages {
  display: flex;
}