/* ============================================================
   BrainChain · projects-demo.css
   Animated multi-project demo · tabs · layouts · undock · detach
============================================================ */

.bc-pd-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--bc-space-3);
}

/* Outer stage holds main window + (optional) split window side-by-side */
.bc-pd-stage {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--bc-space-3);
  transition: grid-template-columns 600ms cubic-bezier(.2,.7,.4,1);
}
.bc-pd-stage[data-split="true"] {
  grid-template-columns: 1fr 1fr;
}

/* Window chrome */
.bc-pd-win {
  background: var(--bc-bg-secondary);
  border: 1px solid var(--bc-border-soft);
  border-radius: var(--bc-radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
  min-width: 0;
}
.bc-pd-win[data-spawning="true"] {
  animation: bc-pd-spawn 500ms cubic-bezier(.2,.7,.4,1);
}
@keyframes bc-pd-spawn {
  from { opacity: 0; transform: translateY(-12px) scale(.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.bc-pd-titlebar {
  height: 26px;
  background: rgba(18,18,18,0.94);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  padding: 0 var(--bc-space-2);
  font-family: var(--bc-font-mono);
  font-size: var(--bc-fs-10);
  color: var(--bc-text-tertiary);
  gap: var(--bc-space-2);
}
.bc-pd-titlebar .controls { margin-left: auto; display: flex; gap: 6px; color: var(--bc-text-muted); }
.bc-pd-titlebar .controls span { width: 10px; height: 10px; display: inline-flex; align-items: center; justify-content: center; font-size: 9px; }

/* Tab strip */
.bc-pd-tabs {
  height: 36px;
  background: var(--bc-bg-primary);
  border-bottom: 1px solid var(--bc-border-soft);
  display: flex;
  align-items: stretch;
  padding: 0 var(--bc-space-2);
  gap: 2px;
  overflow: hidden;
}
.bc-pd-tab {
  display: inline-flex;
  align-items: center;
  gap: var(--bc-space-2);
  padding: 0 var(--bc-space-3);
  height: 100%;
  font-family: var(--bc-font-mono);
  font-size: var(--bc-fs-11);
  color: var(--bc-text-tertiary);
  border-top: 2px solid transparent;
  border-right: 1px solid var(--bc-border-soft);
  background: transparent;
  white-space: nowrap;
  transition: background 200ms, color 200ms, border-color 200ms, transform 250ms cubic-bezier(.2,.7,.4,1), opacity 250ms;
  position: relative;
  cursor: pointer;
}
.bc-pd-tab[data-active="true"] {
  background: var(--bc-bg-secondary);
  color: var(--bc-text-primary);
  border-top-color: var(--bc-tabcolor, var(--bc-accent));
}
.bc-pd-tab[data-active="true"]::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: -1px;
  height: 1px;
  background: var(--bc-bg-secondary);
}
.bc-pd-tab .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--bc-tabcolor, var(--bc-accent)); }
.bc-pd-tab .count {
  font-size: var(--bc-fs-9);
  color: var(--bc-text-muted);
  background: rgba(255,255,255,0.04);
  padding: 1px 5px;
  border-radius: var(--bc-radius-sm);
}
.bc-pd-tab[data-flying="true"] {
  position: absolute;
  z-index: 6;
  animation: bc-pd-fly 700ms cubic-bezier(.2,.7,.4,1) forwards;
  pointer-events: none;
}
@keyframes bc-pd-fly {
  0%   { transform: translate(0, 0) scale(1); opacity: 1; }
  50%  { transform: translate(140px, -28px) scale(1.05); opacity: 1; }
  100% { transform: translate(380px, -28px) scale(.9); opacity: 0; }
}
.bc-pd-tab[data-fading="true"] {
  opacity: 0;
  width: 0; padding: 0; margin: 0;
  pointer-events: none;
  border-right: 0;
}
.bc-pd-newtab {
  display: inline-flex; align-items: center; justify-content: center;
  width: 30px;
  color: var(--bc-text-tertiary);
  background: transparent;
}
.bc-pd-newtab:hover { background: var(--bc-bg-tertiary); color: var(--bc-accent-light); }

/* Header area below tabs (mimic the real app) */
.bc-pd-header {
  height: 32px;
  background: var(--bc-bg-secondary);
  border-bottom: 1px solid var(--bc-border-soft);
  display: flex;
  align-items: center;
  padding: 0 var(--bc-space-2);
  gap: var(--bc-space-2);
  font-family: var(--bc-font-mono);
  font-size: var(--bc-fs-10);
  color: var(--bc-text-tertiary);
}
.bc-pd-header .seg {
  padding: 3px 8px;
  border: 1px solid var(--bc-border-soft);
  border-radius: var(--bc-radius-sm);
  background: rgba(255,255,255,0.02);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.bc-pd-header .seg--layout {
  color: var(--bc-tabcolor, var(--bc-accent-light));
  border-color: var(--bc-tabcolor, var(--bc-accent-light));
  background: color-mix(in srgb, var(--bc-tabcolor, var(--bc-accent)) 12%, transparent);
}
.bc-pd-header .spacer { flex: 1; }
.bc-pd-header .accent {
  color: var(--bc-tabcolor, var(--bc-accent-light));
}

/* Pane grid (layout-aware) · uses .bc-pane chrome from app-components.css */
.bc-pd-grid {
  background: var(--bc-bg-void);
  display: grid;
  gap: 8px;
  padding: 8px;
  height: 480px;
  position: relative;
  transition: grid-template-columns 400ms cubic-bezier(.2,.7,.4,1),
              grid-template-rows 400ms cubic-bezier(.2,.7,.4,1);
}

/* Use the cockpit's .bc-pane chrome inside the demo, but compact it so 6 panes stay legible */
.bc-pd-grid .bc-pane {
  border: 1px solid var(--bc-border-soft);
  border-radius: var(--bc-radius-md);
  overflow: hidden;
  animation: bc-pd-paneIn 350ms cubic-bezier(.2,.7,.4,1);
  background: var(--bc-bg-void);
}
.bc-pd-grid .bc-pane__header   { height: 24px; padding: 0 var(--bc-space-1_5); }
.bc-pd-grid .bc-pane__subhead  { height: 18px; padding: 0 var(--bc-space-1_5); }
.bc-pd-grid .bc-pane__body     { padding: var(--bc-space-2); font-size: var(--bc-fs-10); }
.bc-pd-grid .bc-pane__footer   { padding: 2px var(--bc-space-1_5); font-size: var(--bc-fs-9); }
.bc-pd-grid .bc-pane__header .agent-chip { font-size: var(--bc-fs-9); padding: 1px 5px; }
.bc-pd-grid .bc-pane__header .ident { gap: 5px; }
.bc-pd-grid .bc-pane__header .right { gap: 4px; opacity: .55; }
.bc-pd-grid .bc-pane__subhead span   { font-size: var(--bc-fs-9); }

/* Strict single-line chrome — no wrapping, ellipsis on overflow */
.bc-pd-grid .bc-pane__header,
.bc-pd-grid .bc-pane__subhead,
.bc-pd-grid .bc-pane__footer {
  flex-wrap: nowrap;
  white-space: nowrap;
  overflow: hidden;
  flex-shrink: 0;
}
.bc-pd-grid .bc-pane__header .ident {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  display: inline-flex;
  align-items: center;
}
.bc-pd-grid .bc-pane__header .right { flex-shrink: 0; }
.bc-pd-grid .bc-pane__subhead { display: flex; align-items: center; gap: 6px; }
.bc-pd-grid .bc-pane__subhead > span {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}
.bc-pd-grid .bc-pane__footer .right { flex-shrink: 0; }

/* Dense 2×3 layout · drop non-essential chrome (keep agent + role + tok + cost) */
.bc-pd-grid[data-layout="2x3"] .bc-pane__header .ident > span:nth-child(3),
.bc-pd-grid[data-layout="2x3"] .bc-pane__header .ident > span:nth-child(4) { display: none; }
.bc-pd-grid[data-layout="2x3"] .bc-pane__header .id { display: none; }
.bc-pd-grid[data-layout="2x3"] .bc-pane__header .right { display: none; }
.bc-pd-grid[data-layout="2x3"] .bc-pane__subhead > span:last-child { display: none; }
.bc-pd-grid[data-layout="2x3"] .bc-pane__footer > span:not(.right) { display: none; }
.bc-pd-grid[data-layout="2x3"] .bc-pane__footer .right {
  margin-left: 0;
  width: 100%;
  justify-content: space-between;
}

/* Split-mode densifies both windows · drop the same chrome in the secondary 2-col layout */
.bc-pd-stage[data-split="true"] .bc-pd-grid .bc-pane__header .ident > span:nth-child(3),
.bc-pd-stage[data-split="true"] .bc-pd-grid .bc-pane__header .ident > span:nth-child(4) { display: none; }
.bc-pd-stage[data-split="true"] .bc-pd-grid .bc-pane__header .right { display: none; }
.bc-pd-stage[data-split="true"] .bc-pd-grid .bc-pane__subhead > span:last-child { display: none; }

@keyframes bc-pd-paneIn {
  from { opacity: 0; transform: scale(.97); }
  to   { opacity: 1; transform: scale(1); }
}
.bc-pd-grid[data-layout="2x3"]    { grid-template-columns: 1fr 1fr 1fr; grid-template-rows: 1fr 1fr; }
.bc-pd-grid[data-layout="2x2"]    { grid-template-columns: 1fr 1fr;     grid-template-rows: 1fr 1fr; }
.bc-pd-grid[data-layout="2col"]   { grid-template-columns: 1fr 1fr;     grid-template-rows: 1fr; }
.bc-pd-grid[data-layout="single"] { grid-template-columns: 1fr;         grid-template-rows: 1fr; }

/* Legacy mini-pane styles — retained only for the floating detached window */

/* Detached floating pane window */
.bc-pd-floating {
  position: absolute;
  width: 220px;
  background: var(--bc-bg-elevated);
  border: 1px solid var(--bc-border);
  border-radius: var(--bc-radius-lg);
  box-shadow: var(--bc-shadow-xl);
  z-index: 7;
  opacity: 0;
  transform: scale(.96) translate(0, -8px);
  transition: opacity 350ms, transform 350ms cubic-bezier(.2,.7,.4,1);
  pointer-events: none;
  font-family: var(--bc-font-mono);
  overflow: hidden;
}
.bc-pd-floating[data-visible="true"] {
  opacity: 1;
  transform: scale(1) translate(0, 0);
}
.bc-pd-floating .ttl {
  height: 22px;
  background: rgba(0,0,0,0.4);
  border-bottom: 1px solid var(--bc-border-soft);
  display: flex; align-items: center; padding: 0 var(--bc-space-2);
  font-size: var(--bc-fs-9);
  color: var(--bc-text-tertiary);
}
.bc-pd-floating .ttl .x { margin-left: auto; color: var(--bc-text-muted); }
.bc-pd-floating .body {
  padding: var(--bc-space-2);
  font-size: var(--bc-fs-9);
  color: var(--bc-text-secondary);
  line-height: 1.5;
}

/* Bottom statusbar */
.bc-pd-status {
  height: 22px;
  background: var(--bc-bg-secondary);
  border-top: 1px solid var(--bc-border-soft);
  display: flex; align-items: center;
  padding: 0 var(--bc-space-2);
  gap: var(--bc-space-2);
  font-family: var(--bc-font-mono);
  font-size: var(--bc-fs-9);
  color: var(--bc-text-tertiary);
}
.bc-pd-status .sep { color: var(--bc-text-muted); }
.bc-pd-status .accent { color: var(--bc-tabcolor, var(--bc-accent-light)); }
.bc-pd-status .green { color: var(--bc-success); }

/* Caption strip under the stage */
.bc-pd-caption {
  font-family: var(--bc-font-mono);
  font-size: var(--bc-fs-11);
  color: var(--bc-text-tertiary);
  letter-spacing: 0.04em;
  text-align: center;
  min-height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--bc-space-2);
  transition: opacity 200ms;
}
.bc-pd-caption .arrow { color: var(--bc-accent-light); }
.bc-pd-caption .pill {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 8px;
  border: 1px solid var(--bc-tabcolor, var(--bc-border));
  background: color-mix(in srgb, var(--bc-tabcolor, var(--bc-accent)) 8%, transparent);
  color: var(--bc-tabcolor, var(--bc-accent-light));
  border-radius: var(--bc-radius-full);
  font-size: var(--bc-fs-10);
}
.bc-pd-caption .pill .d { width: 6px; height: 6px; border-radius: 50%; background: var(--bc-tabcolor, var(--bc-accent)); }

/* Action-step indicator pill (top-right of demo) */
.bc-pd-step {
  position: absolute;
  top: -12px; right: var(--bc-space-3);
  background: var(--bc-bg-elevated);
  border: 1px solid var(--bc-border-soft);
  border-radius: var(--bc-radius-full);
  padding: 4px 10px;
  font-family: var(--bc-font-mono);
  font-size: var(--bc-fs-9);
  letter-spacing: 0.04em;
  color: var(--bc-text-tertiary);
  text-transform: uppercase;
  display: flex; align-items: center; gap: 4px;
}
.bc-pd-step .num { color: var(--bc-accent-light); font-weight: var(--bc-fw-semibold); }
.bc-pd-step .of { color: var(--bc-text-muted); }

/* Mobile compact */
@media (max-width: 1024px) {
  .bc-pd-stage[data-split="true"] { grid-template-columns: 1fr; }
  .bc-pd-grid { height: 380px; gap: 6px; padding: 6px; }
  .bc-pd-grid[data-layout="2x3"] { grid-template-columns: 1fr 1fr; grid-template-rows: repeat(3, 1fr); }
}

/* ---------- Faux cursor inside each window ---------- */
.bc-pd-fauxcursor {
  position: absolute;
  width: 14px; height: 14px;
  left: 0; top: 0;
  pointer-events: none;
  z-index: 8;
  transform: translate(-2px, -2px);
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.5));
  transition: opacity 200ms;
}
.bc-pd-fauxcursor svg { width: 100%; height: 100%; }
.bc-pd-win { position: relative; } /* ensure cursor is positioned within window */