/* Floating windows over the canvas (js/ui/floating-window.js). The window is
   laid out at its design size and placed and scaled by a transform, so every
   size here is in design pixels. */

/* Windows move with the footage, so clip them to the canvas rather than let
   them cover the bars and panels around it. */
#stage-container { overflow: hidden; }

.floating-window {
  position: absolute;
  left: 0;
  top: 0;
  transform-origin: 0 0;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border-radius: 6px 6px 0 6px;   /* square where the resize grip sits */
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.45);
  overflow: hidden;
  z-index: 5;
  user-select: none;
}

.floating-window[hidden] { display: none; }

/* The border is drawn over the content rather than around it, so the resize
   grip can cover it and reach the window's very edge. */
.floating-window::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid var(--border);
  border-radius: inherit;
  pointer-events: none;
  z-index: 1;
}

.floating-window-title {
  flex: none;
  display: flex;
  align-items: center;
  padding: 0 8px;
  background: var(--surface-raised);
  border-bottom: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 12px;
  cursor: grab;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.floating-window-title:active { cursor: grabbing; }

.floating-window-body {
  position: relative;
  flex: 1 1 auto;
  min-height: 0;
}

/* The resize grip: a grey square in the bottom-right corner crossed by three
   diagonal lines running edge to edge. */
.floating-window-resize-grip {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 10.5px;
  height: 10.5px;
  z-index: 2;
  cursor: nwse-resize;
  background-color: var(--border);
  background-image: linear-gradient(135deg,
    transparent 0 46%, var(--text-dim) 46% 53%,
    transparent 53% 64%, var(--text-dim) 64% 71%,
    transparent 71% 82%, var(--text-dim) 82% 89%,
    transparent 89%);
}