/* ---------- 슬라이드 편집기 (co-ppt) — 레일 · 스테이지 · 도형 · 핸들 · 피어 · AI 유령 ---------- */
.pk-rail{width:172px;flex:none;background:#F7F7F5;border-right:1px solid var(--border-soft);padding:14px 12px;overflow-y:auto;display:flex;flex-direction:column;gap:22px}
.pk-thumb{position:relative;width:148px;aspect-ratio:16/9;border:2px solid #E3E3E1;border-radius:4px;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.08);cursor:pointer;overflow:hidden;flex:none}
.pk-thumb:hover{border-color:#C9C9C7}
.pk-thumb.cur{border-color:var(--brand)}
.pk-thumb-in{position:absolute;left:0;top:0;width:880px;height:495px;transform:scale(.1636);transform-origin:0 0;pointer-events:none}
.pk-thumb em{position:absolute;left:0;bottom:-18px;font-style:normal;font-size:10px;color:#6B6B69}
.pk-thumb.cur em{color:var(--brand);font-weight:600}
.pk-thumb-peers{position:absolute;right:0;bottom:-18px;display:flex;gap:3px}
.pk-thumb-peers i{width:8px;height:8px;border-radius:50%;display:block;border:1.5px solid #fff;box-shadow:0 0 0 1px rgba(0,0,0,.08)}
.pk-thumb.co-ai-remote{border-color:var(--brand);box-shadow:0 0 0 2px rgba(238,119,50,.25)}
.pk-thumb.ghost{border:1.5px dashed var(--brand);background:rgba(238,119,50,.06);cursor:pointer}
.pk-thumb.ghost em{color:#B45816;font-weight:600}
.pk-add{width:148px;padding:7px 0;border:1px dashed #C9C9C7;border-radius:6px;color:#6B6B69;font-size:12px;background:transparent;cursor:pointer;flex:none}
.pk-add:hover{border-color:var(--brand);color:var(--brand)}
.pk-stage{flex:1;position:relative;overflow:auto;display:grid;place-items:center;padding:44px;outline:none}
.pk-stage:focus-visible{outline:none}
.pk-slide{width:880px;height:495px;background:#fff;box-shadow:0 3px 14px rgba(0,0,0,.10);position:relative;flex:none;overflow:hidden}
.pk-empty{position:absolute;inset:0;display:grid;place-items:center;color:#9C9C9A;font-size:14px}
.pk-bar{position:absolute;left:0;right:0;bottom:0;height:6px;opacity:.85}
.pk-shape{position:absolute;box-sizing:border-box;cursor:move;user-select:none;transition:box-shadow .15s}
.pk-shape .pk-txt{position:absolute;inset:0;padding:6px 10px;outline:none;line-height:1.45;overflow:hidden;white-space:pre-wrap;word-break:keep-all;cursor:inherit}
.pk-shape.pk-title .pk-txt{font-weight:700;letter-spacing:-.01em;line-height:1.25}
.pk-shape.pk-body .pk-txt div{position:relative;padding-left:16px;margin-bottom:4px}
.pk-shape.pk-body .pk-txt div::before{content:"•";position:absolute;left:2px;opacity:.6}
.pk-shape.pk-rect .pk-txt{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}
.pk-shape.pk-rect{border-radius:6px}
.pk-shape.pk-chart{background:rgba(255,255,255,.55);border-radius:8px}
.pk-shape .pk-chart{position:absolute;left:0;right:0;top:8px;bottom:26px;display:grid;place-items:center}
.pk-shape .pk-chart svg{width:90%;height:90%}
.pk-shape .pk-cap{position:absolute;left:0;right:0;bottom:4px;text-align:center;font-size:11px;opacity:.65}
.pk-shape:hover{box-shadow:0 0 0 1px rgba(46,95,212,.35)}
.pk-shape.sel{box-shadow:0 0 0 1.5px #2E5FD4}
.pk-shape.editing{cursor:text}
.pk-shape.editing .pk-txt{cursor:text;user-select:text}
.pk-shape .hd{display:none;position:absolute;width:8px;height:8px;background:#fff;border:1.5px solid #2E5FD4;border-radius:2px;z-index:3}
.pk-shape.sel .hd{display:block}
.pk-shape .hd[data-h=nw]{left:-4px;top:-4px;cursor:nwse-resize}.pk-shape .hd[data-h=n]{left:calc(50% - 4px);top:-4px;cursor:ns-resize}.pk-shape .hd[data-h=ne]{right:-4px;top:-4px;cursor:nesw-resize}
.pk-shape .hd[data-h=w]{left:-4px;top:calc(50% - 4px);cursor:ew-resize}.pk-shape .hd[data-h=e]{right:-4px;top:calc(50% - 4px);cursor:ew-resize}
.pk-shape .hd[data-h=sw]{left:-4px;bottom:-4px;cursor:nesw-resize}.pk-shape .hd[data-h=s]{left:calc(50% - 4px);bottom:-4px;cursor:ns-resize}.pk-shape .hd[data-h=se]{right:-4px;bottom:-4px;cursor:nwse-resize}
.pk-shape.co-flash{animation:pk-flash 1.6s ease-out}
@keyframes pk-flash{0%{box-shadow:0 0 0 3px var(--c,#EE7732),0 0 0 8px color-mix(in srgb,var(--c,#EE7732) 25%,transparent)}100%{box-shadow:0 0 0 0 transparent}}
/* 다른 참여자 — 잡고 있는 도형 테두리 + 이름표(레이어) */
.pk-layer{position:absolute;inset:0;pointer-events:none;z-index:4}
.pk-peer{position:absolute;box-sizing:border-box;border:2px solid var(--c,#9C9C9A);border-radius:3px}
.pk-peer.editing{border-style:dashed;animation:co-pulse 1.1s ease-in-out infinite}
.pk-peer .co-peer-tag{left:-2px;top:-19px}
.pk-peer.top .co-peer-tag{top:auto;bottom:-19px;border-radius:0 4px 4px 4px}
/* AI — 유령(요청자만) · 다른 탭의 제안 대상 */
.pk-ghost{position:absolute;z-index:5;margin:0;font-size:12.5px;line-height:1.5;max-height:34%;overflow:hidden}
.pk-ghost.box{background:rgba(238,119,50,.08);pointer-events:auto}
.pk-ghost.box em{position:absolute;left:0;top:-16px;font-size:10px}
.pk-shape.co-ai-remote{box-shadow:0 0 0 2px var(--brand);cursor:pointer}
.pk-shape.co-ai-remote.running{animation:co-pulse 1.1s ease-in-out infinite;--c:#EE7732}
.pk-slide.co-ai-remote{box-shadow:0 0 0 3px var(--brand),0 3px 14px rgba(0,0,0,.10);cursor:pointer}
.pk-slide.co-ai-remote::after{content:attr(title);position:absolute;right:0;top:0;background:var(--brand);color:#fff;font-size:10.5px;font-weight:600;line-height:17px;padding:0 6px;border-radius:0 0 0 4px;white-space:nowrap;z-index:6}
.pk-shape.co-ai-remote::after{content:attr(title);position:absolute;right:0;top:-18px;background:var(--brand);color:#fff;font-size:10.5px;font-weight:600;line-height:17px;padding:0 6px;border-radius:4px 4px 0 0;white-space:nowrap}
/* 리본 */
#rb-ppt [data-pk].on{background:#E4EEFA;color:#2B7CD3}
#rb-ppt [data-pk]:disabled{opacity:.4;cursor:default}
#rb-ppt .pk-sw{width:22px;height:22px;border-radius:5px;border:1px solid rgba(0,0,0,.12);padding:0;flex:none}
#rb-ppt .pk-sw.on{outline:2px solid #2B7CD3;outline-offset:1px}
#rb-ppt .pk-tpl{width:34px;height:22px;border-radius:4px;border:1px solid rgba(0,0,0,.12);padding:0;position:relative;flex:none;overflow:hidden}
#rb-ppt .pk-tpl i{position:absolute;left:0;right:0;bottom:0;height:4px}
#rb-ppt .pk-tpl.on{outline:2px solid #2B7CD3;outline-offset:1px}
#rb-ppt .rb-row{display:flex;gap:4px;align-items:center}