/* ============================================================
   Activity Workspace — nested desktop: independent Notebook /
   Code Editor / Terminal windows over a slim top bar + dock.
============================================================ */
.aw-root{flex:1;min-height:0;display:flex;flex-direction:column}

/* ── Top bar: back, breadcrumb, layout presets, reset ───── */
.aw-header{flex-shrink:0;height:34px;display:flex;align-items:center;gap:8px;padding:0 10px;background:var(--la-bg2);border-bottom:1px solid var(--la-border)}
.aw-back{display:flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--la-muted);background:none;border:none;flex-shrink:0}
.aw-back:hover{color:var(--la-ink)}
.aw-back svg{width:13px;height:13px;stroke:currentColor;fill:none;stroke-width:2}
.aw-crumb{font-size:12.5px;color:var(--la-soft);min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.aw-crumb strong{color:var(--la-ink);font-weight:700}
.aw-header-spacer{flex:1}
.aw-presets{display:flex;align-items:center;gap:2px;background:var(--la-bg);border:1px solid var(--la-border);border-radius:6px;padding:2px}
.aw-preset-btn{font-size:10.5px;font-weight:600;color:var(--la-muted);padding:4px 8px;border-radius:4px;background:none;border:none;white-space:nowrap}
.aw-preset-btn:hover{color:var(--la-soft);background:var(--la-hover)}
.aw-preset-btn.active{color:var(--la-accent);background:var(--la-accent-dim)}
.aw-reset-btn{width:24px;height:24px;border-radius:5px;display:flex;align-items:center;justify-content:center;color:var(--la-muted);background:none;border:1px solid transparent;flex-shrink:0}
.aw-reset-btn:hover{color:var(--la-ink);background:var(--la-hover);border-color:var(--la-border)}
.aw-reset-btn svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:1.8}

/* ── The nested desktop surface — a light "workbench" the Notebook (light)
   and Code Editor/Terminal (dark, see .ww-app-codeEditor/.ww-app-terminal
   below) float over, mirroring the Portal Desktop's dark-wallpaper/
   light-window contrast one level down. ── */
.aw-desktop{
  position:relative;flex:1;min-height:0;overflow:hidden;
  background:
    radial-gradient(circle at 1px 1px,rgba(20,26,44,.06) 1px,transparent 0) 0 0/22px 22px,
    var(--la-bg3);
}

/* ── Window chrome (default: light — Notebook) ──────────── */
.ww-window{
  position:absolute;display:flex;flex-direction:column;
  background:var(--la-bg);border:1px solid var(--la-border);border-radius:6px;
  box-shadow:0 10px 28px rgba(10,14,24,.16),0 1px 4px rgba(10,14,24,.1);
  overflow:hidden;min-width:260px;min-height:180px;
}
.ww-window.ww-focused{border-color:var(--la-focus-border);box-shadow:0 22px 56px rgba(10,14,24,.28),0 2px 10px rgba(10,14,24,.16)}
.ww-window.ww-maximized{border-radius:0}
.ww-window.ww-minimized{display:none}
.ww-window.ww-dragging{transition:none!important;opacity:.96}

.ww-titlebar{
  flex-shrink:0;height:32px;display:flex;align-items:center;gap:8px;
  padding:0 4px 0 10px;background:var(--la-bg2);border-bottom:1px solid var(--la-border);
  cursor:grab;user-select:none;
}
.ww-window.ww-maximized .ww-titlebar{cursor:default}
.ww-titlebar:active{cursor:grabbing}
.ww-titlebar-icon{width:14px;height:14px;flex-shrink:0;display:flex;opacity:.85}
.ww-titlebar-icon svg{width:13px;height:13px;stroke:var(--la-soft);fill:none;stroke-width:1.7}
.ww-titlebar-title{font-size:12px;font-weight:600;color:var(--la-soft);letter-spacing:-.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ww-focused .ww-titlebar-title{color:var(--la-ink)}
.ww-titlebar-spacer{flex:1}
.ww-controls{display:flex;align-items:center;gap:3px}
.ww-ctrl{width:24px;height:24px;border-radius:5px;display:flex;align-items:center;justify-content:center;color:var(--la-muted);background:none;border:none}
.ww-ctrl:hover{background:var(--la-hover-strong);color:var(--la-ink)}
.ww-ctrl.close:hover{background:rgba(220,53,45,.12);color:#c0332b}
.ww-ctrl svg{width:12px;height:12px;stroke:currentColor;fill:none;stroke-width:1.8}

.ww-body{flex:1;min-height:0;display:flex;flex-direction:column;background:var(--la-bg);overflow:hidden}

/* ── Dark override — Code Editor and Terminal stay a developer-dark theme
   regardless of the rest of the workspace (see spec: "Code Editor can
   remain dark. Terminal can also remain dark."). Applied via the app-id
   class window-manager.js adds to each window element. ── */
.ww-window.ww-app-codeEditor,.ww-window.ww-app-terminal{background:var(--p-surface);border-color:var(--p-border);box-shadow:0 18px 46px rgba(0,0,0,.42),0 2px 8px rgba(0,0,0,.28)}
.ww-window.ww-app-codeEditor.ww-focused,.ww-window.ww-app-terminal.ww-focused{border-color:rgba(255,255,255,.18);box-shadow:0 22px 56px rgba(0,0,0,.5),0 2px 10px rgba(0,0,0,.32)}
.ww-window.ww-app-codeEditor .ww-titlebar,.ww-window.ww-app-terminal .ww-titlebar{background:var(--p-surface2);border-color:var(--p-border)}
.ww-window.ww-app-codeEditor .ww-titlebar-icon svg,.ww-window.ww-app-terminal .ww-titlebar-icon svg{stroke:var(--p-soft)}
.ww-window.ww-app-codeEditor .ww-titlebar-title,.ww-window.ww-app-terminal .ww-titlebar-title{color:var(--p-soft)}
.ww-window.ww-app-codeEditor.ww-focused .ww-titlebar-title,.ww-window.ww-app-terminal.ww-focused .ww-titlebar-title{color:var(--p-ink)}
.ww-window.ww-app-codeEditor .ww-ctrl,.ww-window.ww-app-terminal .ww-ctrl{color:var(--p-muted)}
.ww-window.ww-app-codeEditor .ww-ctrl:hover,.ww-window.ww-app-terminal .ww-ctrl:hover{background:rgba(255,255,255,.08);color:var(--p-ink)}
.ww-window.ww-app-codeEditor .ww-ctrl.close:hover,.ww-window.ww-app-terminal .ww-ctrl.close:hover{background:rgba(229,83,75,.18);color:#ff8b84}
.ww-window.ww-app-codeEditor .ww-body,.ww-window.ww-app-terminal .ww-body{background:var(--p-surface)}

/* ── Resize handles ─────────────────────────────────────── */
.ww-resize{position:absolute;z-index:5}
.ww-resize-n{top:0;left:10px;right:10px;height:6px;cursor:ns-resize}
.ww-resize-s{bottom:0;left:10px;right:10px;height:6px;cursor:ns-resize}
.ww-resize-e{right:0;top:10px;bottom:10px;width:6px;cursor:ew-resize}
.ww-resize-w{left:0;top:10px;bottom:10px;width:6px;cursor:ew-resize}
.ww-resize-ne{top:0;right:0;width:13px;height:13px;cursor:nesw-resize}
.ww-resize-nw{top:0;left:0;width:13px;height:13px;cursor:nwse-resize}
.ww-resize-se{bottom:0;right:0;width:13px;height:13px;cursor:nwse-resize}
.ww-resize-sw{bottom:0;left:0;width:13px;height:13px;cursor:nesw-resize}

body.ww-no-select{user-select:none!important}
body.ww-resizing-cursor-n,body.ww-resizing-cursor-s{cursor:ns-resize!important}
body.ww-resizing-cursor-e,body.ww-resizing-cursor-w{cursor:ew-resize!important}
body.ww-resizing-cursor-ne,body.ww-resizing-cursor-sw{cursor:nesw-resize!important}
body.ww-resizing-cursor-nw,body.ww-resizing-cursor-se{cursor:nwse-resize!important}

/* ── Snap preview ────────────────────────────────────────── */
.ww-snap-preview{
  position:absolute;z-index:50;pointer-events:none;opacity:0;transition:opacity .1s;
  background:var(--la-accent-dim);border:2px solid var(--la-accent-line);border-radius:8px;
}

/* ── Workspace dock ─────────────────────────────────────── */
.aw-dock{
  flex-shrink:0;display:flex;align-items:center;justify-content:center;gap:4px;
  height:36px;padding:0 12px;background:var(--la-bg2);
  border-top:1px solid var(--la-border);
}
.aw-dock-item{
  display:flex;align-items:center;gap:8px;padding:7px 14px 7px 10px;border-radius:8px;
  background:none;border:1px solid transparent;color:var(--la-muted);transition:all .15s;
}
.aw-dock-item:hover{background:var(--la-hover);color:var(--la-soft)}
.aw-dock-item.is-open{color:var(--la-soft)}
.aw-dock-item.is-active{background:var(--la-accent-dim);border-color:var(--la-accent-line);color:var(--la-accent)}
.aw-dock-item.is-minimized{color:var(--la-faint)}
.aw-dock-icon{width:16px;height:16px;display:flex;flex-shrink:0}
.aw-dock-icon svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.7}
.aw-dock-label{font-size:12px;font-weight:600;white-space:nowrap}
.aw-dock-dot{width:5px;height:5px;border-radius:50%;background:var(--la-faint);flex-shrink:0}
.aw-dock-item.is-open .aw-dock-dot{background:var(--p-green)}
.aw-dock-item.is-minimized .aw-dock-dot{background:var(--p-yellow)}
.aw-dock-item.is-active .aw-dock-dot{background:var(--la-accent)}
.aw-dock-divider{width:1px;align-self:stretch;margin:10px 4px;background:var(--la-border)}

@media(max-width:900px){
  .aw-presets{display:none}
  .aw-dock-label{display:none}
  .ww-window{min-width:220px}
}

/* Target Lock live popup — a 4:3 stage like the camera frame, with the key legend beside it */
.tl-backdrop{position:fixed;inset:0;z-index:4000;display:flex;align-items:center;justify-content:center;background:rgba(6,9,18,.72);backdrop-filter:blur(3px)}
.tl-popup{display:flex;flex-direction:column;gap:10px;padding:14px;border-radius:14px;background:#0b0f1a;border:1px solid rgba(255,255,255,.12);box-shadow:0 24px 80px rgba(0,0,0,.5);color:#e8ecf5}
.tl-head{display:flex;align-items:center;justify-content:space-between;gap:16px}
.tl-title{font-size:13.5px;font-weight:600;letter-spacing:.02em}
.tl-close{font:inherit;font-size:12.5px;padding:6px 12px;border-radius:8px;border:1px solid rgba(255,255,255,.2);background:transparent;color:inherit;cursor:pointer}
.tl-close:hover{background:rgba(255,255,255,.1)}
.tl-stages{display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0;list-style:none;font-size:11.5px;font-weight:600}
.tl-stages li{display:flex;align-items:center;gap:6px;min-height:24px;padding:0 10px;border-radius:999px;background:rgba(255,255,255,.06);color:#7f8aa3}
.tl-stages li::before{content:"";width:8px;height:8px;border-radius:50%;background:#3a4358}
.tl-stages li.is-ok{color:#e8ecf5}
.tl-stages li.is-ok::before{background:#4ade80;box-shadow:0 0 8px rgba(74,222,128,.7)}
.tl-stages li.is-fail{color:#ff6b6b}
.tl-stages li.is-fail::before{background:#ff6b6b}
.tl-body{display:flex;gap:12px;align-items:flex-start}
.tl-stage{position:relative;flex:none;aspect-ratio:4/3;width:min(880px,calc(92vw - 262px),calc((100vh - 190px) * 4 / 3));overflow:hidden;border-radius:10px;background:#05070d}
.tl-video,.tl-video .robot-video-wrap,.tl-video .robot-video-live{position:absolute;inset:0;padding:0;gap:0}
.tl-video .robot-video{width:100%;height:100%;max-width:none;border-radius:0}
.tl-video .robot-video-note{position:absolute;left:0;right:0;bottom:10px;color:#cfd6e6}
.tl-reticle{position:absolute;left:50%;top:50%;width:14%;aspect-ratio:1;transform:translate(-50%,-50%);border:3px solid #ff3b30;border-radius:50%;box-shadow:0 0 0 1px rgba(0,0,0,.45),inset 0 0 0 1px rgba(0,0,0,.45);pointer-events:none;opacity:0;transition:opacity .4s}
.tl-reticle::after{content:"";position:absolute;left:50%;top:50%;width:6px;height:6px;transform:translate(-50%,-50%);border-radius:50%;background:#ff3b30}
.tl-reticle::before{content:"";position:absolute;left:-30%;top:-30%;width:160%;height:160%;background:linear-gradient(#ff3b30,#ff3b30) center/100% 2px no-repeat,linear-gradient(#ff3b30,#ff3b30) center/2px 100% no-repeat;opacity:.55}
.tl-backdrop.has-crosshair .tl-reticle{opacity:.5}
.tl-backdrop.is-live .tl-reticle{opacity:.9}
.tl-checks{position:absolute;left:12px;top:12px;margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:4px;font-size:12.5px;font-weight:600;text-shadow:0 1px 2px rgba(0,0,0,.8)}
.tl-checks .is-ok{color:#4ade80}
.tl-checks .is-fail{color:#ff6b6b}
.tl-readout{position:absolute;right:12px;top:12px;font:600 12px ui-monospace,SFMono-Regular,Menlo,monospace;color:#e8ecf5;text-shadow:0 1px 2px rgba(0,0,0,.8)}
.tl-legend{flex:none;width:238px;display:flex;flex-direction:column;gap:8px;opacity:0;transition:opacity .4s}
.tl-backdrop.has-controls .tl-legend{opacity:1}
.tl-group{padding:9px 10px;border-radius:10px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);opacity:.35;transition:opacity .4s}
.tl-backdrop.is-live .tl-group[data-group="head"],.tl-backdrop.is-armed .tl-group{opacity:1}
.tl-group-title{margin-bottom:7px;font-size:10.5px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:#8e99b3}
.tl-row{display:flex;align-items:center;gap:4px;font-size:12px;color:#cfd6e6}
.tl-row + .tl-row{margin-top:5px}
.tl-label{margin-left:6px}
.tl-arrows{display:grid;grid-template-columns:repeat(3,30px);grid-template-rows:repeat(2,30px);gap:4px}
.tl-key{display:flex;align-items:center;justify-content:center;box-sizing:border-box;min-width:30px;height:30px;padding:0 6px;border-radius:7px;font-size:12.5px;font-weight:600;color:#fff;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);transition:background .08s,transform .08s}
.tl-key-wide{min-width:64px}
.tl-key[data-key="ArrowUp"]{grid-column:2;grid-row:1}
.tl-key[data-key="ArrowLeft"]{grid-column:1;grid-row:2}
.tl-key[data-key="ArrowDown"]{grid-column:2;grid-row:2}
.tl-key[data-key="ArrowRight"]{grid-column:3;grid-row:2}
.tl-key.is-held{background:#fff;color:#0b0f1a;transform:scale(.94)}
.tl-key.is-limit{background:#ff3b30;border-color:#ff3b30;color:#fff}
.tl-joints{margin-top:7px;min-height:14px;font:600 11px ui-monospace,SFMono-Regular,Menlo,monospace;color:#8e99b3}
.tl-grip{margin-top:8px;height:6px;border-radius:3px;background:rgba(255,255,255,.12);overflow:hidden}
.tl-grip span{display:block;width:0;height:100%;border-radius:3px;background:#4ade80;transition:width .2s}
.tl-status{margin:0;font-size:12.5px;color:#aab3c7;text-align:center}
@media (max-width:820px){
  .tl-body{flex-direction:column}
  .tl-stage{width:min(92vw,calc((100vh - 190px) * 4 / 3))}
  .tl-legend{width:auto;align-self:stretch;flex-direction:row;flex-wrap:wrap}
  .tl-group{flex:1 1 150px}
}