/* Every overlay lives on the portal root, which is fixed and inset:0 with
 * pointer-events:none; each layer turns its own events back on. */
.cx-modal-layer, .cx-slideover-layer, .cx-blocking {
  position: fixed; inset: 0; display: flex; pointer-events: auto;
}
.cx-modal-layer { align-items: flex-start; justify-content: center; padding: 7vh var(--sp-6); }
.cx-backdrop { position: absolute; inset: 0; background: var(--backdrop); }

.cx-modal {
  position: relative; width: 100%;
  display: flex; flex-direction: column; max-height: 86vh;
  background: var(--elev-3); color: var(--text);
  border: var(--bw) solid var(--line); border-radius: var(--r-5);
  box-shadow: var(--shadow-3);
  animation: cx-pop var(--dur-2) var(--ease-standard);
}
/* A stacked modal gets a deeper shadow and nothing else.
 *
 * It used to paint its own backdrop as `0 0 0 100vmax` of shadow spread, which
 * was redundant -- every modal, stacked or not, already mounts a real
 * .cx-backdrop element that covers the layer -- so the area under a stacked
 * modal was dimmed twice. It was also the most expensive declaration in this
 * sheet by a distance: a shadow spread the size of the viewport diagonal, on an
 * element inside a fixed layer, with an entry animation running. That is a
 * standing invitation to a stale compositor layer, and one showed up as the
 * whole app painted twice, side by side, until a window resize forced a
 * repaint. */
.cx-modal-stacked {
  box-shadow: 0 20px 48px color-mix(in srgb, var(--shadow-ink) 90%, transparent);
}
@keyframes cx-pop { from { opacity: 0; transform: translateY(-6px) scale(.99); } }

/* A modal that hosts SWITCHABLE content -- Settings, so far -- rather than
   one fixed question: sizing to whichever section is showing means the frame
   itself grows and shrinks on every click, which nothing in a real System
   Settings window does. A real height, not a max, holds the frame still;
   .cx-modal-body's own scroll takes the rest. */
.cx-settings-modal { height: min(660px, 90vh); }  /* v4's own window size, verbatim */

.cx-modal-head {
  display: flex; align-items: flex-start; justify-content: space-between; gap: var(--sp-5);
  padding: var(--sp-6); border-bottom: var(--bw) solid var(--line);
}
.cx-modal-titles { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.cx-modal-title { font-family: var(--font-display); font-size: var(--fs-2); font-weight: var(--fw-semibold); }
/* A column, so a body that wants to fill the card can. Without it the body
   sized to its content and the card scrolled as a whole -- which put the group
   editor's Save bar below the fold instead of holding the bottom of the
   window. */
.cx-modal-body {
  padding: var(--sp-6); overflow-y: auto;
  display: flex; flex-direction: column; min-block-size: 0;
  /* Latent until a modal had a real (not max-) height: a shrink-wrapped card
     always summed head+body+foot exactly, so the foot landed at the bottom by
     accident. .cx-settings-modal is a fixed height, and without this the body
     stopped short of it, leaving the foot floating above true bottom with a
     gap of bare card showing under it. */
  flex: 1 1 auto;
}
.cx-modal-foot {
  display: flex; align-items: center; justify-content: space-between; gap: var(--sp-6);
  padding: var(--sp-5) var(--sp-6); border-top: var(--bw) solid var(--line);
  background: var(--elev-2);
}
.cx-modal-foot-buttons { display: flex; gap: var(--sp-3); margin-left: auto; }

.cx-choice-list { display: flex; flex-direction: column; gap: var(--sp-1); }
.cx-choice-row {
  display: flex; flex-direction: column; gap: 2px; text-align: left;
  padding: var(--sp-4) var(--sp-5);
  border: var(--bw) solid var(--line); border-radius: var(--r-3);
  background: var(--elev-2); color: var(--text); cursor: pointer;
}
.cx-choice-row:hover { border-color: var(--accent); background: var(--accent-soft); }
.cx-choice-label { font-size: var(--fs-4); }

.cx-popover {
  position: fixed; pointer-events: auto;
  background: var(--elev-3); color: var(--text);
  border: var(--bw) solid var(--line); border-radius: var(--r-4);
  box-shadow: var(--shadow-3);
  padding: var(--sp-2);
  /* Both axes bounded, not just one. The height was capped from the start and
     the width was not, so a long unbroken string -- a file path, a prompt, a
     model filename -- made the popover wider than the screen and no amount of
     repositioning could bring it back: anchor.js can move a box, it cannot
     shrink one. Measured at 1436px inside a 1280px viewport. */
  max-height: 60vh; overflow-y: auto;
  max-inline-size: min(92vw, 480px);
  overflow-wrap: anywhere;
  animation: cx-pop var(--dur-1) var(--ease-standard);
}
.cx-popover-menu { min-width: 180px; }
/* a popover holding a panel (settings, fields), not a list of items, needs room to the sides */
.cx-popover[role="dialog"] { padding: var(--sp-5) var(--sp-6); }

.cx-menu { display: flex; flex-direction: column; gap: 1px; }
.cx-menu-item {
  display: flex; align-items: center; gap: var(--sp-3); width: 100%;
  padding: var(--sp-3) var(--sp-4);
  border: 0; border-radius: var(--r-2); background: transparent;
  color: var(--text); font-size: var(--fs-5); text-align: left; cursor: pointer;
}
.cx-menu-item:hover:not(:disabled), .cx-menu-item.cx-on { background: var(--hover); }
.cx-menu-item:disabled { opacity: var(--disabled-opacity); cursor: default; }
.cx-menu-item.cx-danger { color: var(--danger); }
.cx-menu-label { flex: 1; }
.cx-menu-hint { font-size: var(--fs-7); color: var(--faint); }
.cx-menu-icon { width: 16px; text-align: center; color: var(--muted); }
.cx-menu-sep { height: 1px; background: var(--line); margin: var(--sp-2) 0; }
.cx-menu-heading { padding: var(--sp-2) var(--sp-4); font-size: var(--fs-7); letter-spacing: .06em; text-transform: uppercase; color: var(--faint); }

.cx-tooltip {
  position: fixed; pointer-events: none;
  background: var(--elev-3); color: var(--text);
  border: var(--bw) solid var(--line); border-radius: var(--r-2);
  padding: var(--sp-2) var(--sp-3);
  font-size: var(--fs-6); box-shadow: var(--shadow-2);
  max-width: 260px;
}

.cx-autocomplete { min-width: 220px; inline-size: min(92vw, 420px); padding: var(--sp-1); }
/* a suggestion is one line: the trigger, then as much of its prompt as fits */
.cx-autocomplete .cx-menu-label { flex: none; max-inline-size: 45%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cx-autocomplete .cx-menu-hint { flex: 1 1 0; min-inline-size: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.cx-split-btn { display: inline-flex; }
.cx-split-btn .cx-btn:first-child { border-radius: var(--ctl-r) 0 0 var(--ctl-r); }
.cx-split-arrow { border-radius: 0 var(--ctl-r) var(--ctl-r) 0; margin-left: calc(var(--bw) * -1); padding: 0 var(--sp-3); }

.cx-window {
  position: fixed; pointer-events: auto;
  display: flex; flex-direction: column;
  background: var(--elev-3); color: var(--text);
  border: var(--bw) solid var(--line); border-radius: var(--r-4);
  box-shadow: var(--shadow-3); overflow: hidden;
}
.cx-window-bar {
  display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4);
  padding: var(--sp-2) var(--sp-3) var(--sp-2) var(--sp-5);
  background: var(--elev-2); border-bottom: var(--bw) solid var(--line);
  cursor: grab; user-select: none; flex: none;
}
.cx-window-bar:active { cursor: grabbing; }
.cx-window-titles { display: flex; align-items: baseline; gap: var(--sp-3); min-width: 0; }
.cx-window-title { font-size: var(--fs-5); font-weight: var(--fw-semibold); }
.cx-window-controls { display: flex; gap: var(--sp-1); }
.cx-window-body { flex: 1; overflow: auto; padding: var(--sp-5); }
.cx-rolled .cx-window-body, .cx-rolled .cx-window-grip { display: none; }
.cx-window-grip {
  position: absolute; right: 0; bottom: 0; width: 16px; height: 16px;
  cursor: nwse-resize;
  background: linear-gradient(135deg, transparent 50%, var(--line) 50%, var(--line) 60%, transparent 60%);
}

.cx-blocking { align-items: center; justify-content: center; background: var(--backdrop); }
.cx-blocking-card {
  display: flex; flex-direction: column; align-items: center; gap: var(--sp-5);
  padding: var(--sp-9) var(--sp-10);
  background: var(--elev-3); border: var(--bw) solid var(--line);
  border-radius: var(--r-5); box-shadow: var(--shadow-3); text-align: center;
}

.cx-slideover-layer { align-items: stretch; }
.cx-slideover {
  position: relative; margin-left: auto;
  width: min(420px, 92vw); display: flex; flex-direction: column;
  background: var(--elev-1); border-left: var(--bw) solid var(--line);
  box-shadow: var(--shadow-3);
  animation: cx-slide-in var(--dur-2) var(--ease-standard);
}
.cx-slideover-left { margin-left: 0; margin-right: auto; border-left: 0; border-right: var(--bw) solid var(--line); }
@keyframes cx-slide-in { from { transform: translateX(12px); opacity: 0; } }
.cx-slideover-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--sp-5) var(--sp-6); border-bottom: var(--bw) solid var(--line);
}
.cx-slideover-body { flex: 1; overflow-y: auto; padding: var(--sp-6); }