/* ── AI Chat Panel ── */
.chat-panel{position:fixed;bottom:0;right:0;width:380px;max-height:70vh;min-height:320px;
  display:flex;flex-direction:column;background:var(--bg-surface);border:1px solid var(--border-subtle);
  border-bottom:none;border-right:none;border-radius:14px 0 0 0;
  box-shadow:-4px -4px 32px rgba(0,0,0,.55);z-index:var(--z-chat);transition:transform .2s}
.chat-panel.hidden{transform:translateY(110%)}
.chat-hdr{display:flex;align-items:center;justify-content:space-between;
  padding:10px 14px;background:var(--bg-panel);border-bottom:1px solid var(--border);
  border-radius:14px 0 0 0;flex-shrink:0}
.chat-hdr span{font-size:13px;font-weight:700;color:var(--accent-bright);display:flex;align-items:center;gap:6px}
.chat-hdr svg.lucide{width:14px;height:14px}
.chat-close{background:transparent;border:none;cursor:pointer;color:var(--text-dim);
  padding:3px;border-radius:4px;display:flex;align-items:center;justify-content:center}
.chat-close:hover{color:var(--text);background:var(--row-hover)}
.chat-close svg.lucide{width:15px;height:15px}
.chat-messages{flex:1;overflow-y:auto;padding:10px 12px;display:flex;flex-direction:column;gap:8px;
  min-height:0}
.chat-msg{display:flex}
.chat-msg--ai{justify-content:flex-start}
.chat-msg--user{justify-content:flex-end}
.chat-bubble{max-width:88%;padding:8px 12px;border-radius:10px;font-size:12px;line-height:1.55;
  word-break:break-word}
.chat-msg--ai .chat-bubble{background:var(--bg-panel);border:1px solid var(--border-subtle);color:var(--text-light);
  border-radius:10px 10px 10px 2px}
.chat-msg--user .chat-bubble{background:var(--bg-accent-subtle);border:1px solid var(--border-accent);color:var(--text);
  border-radius:10px 10px 2px 10px}
.chat-preview{background:var(--bg-panel);border:1px solid var(--border);border-radius:8px;
  margin:0 10px 6px;padding:10px 12px;flex-shrink:0}
.chat-preview.hidden{display:none}
.chat-preview-title{font-size:11px;font-weight:700;color:var(--accent-bright);margin-bottom:6px;
  display:flex;align-items:center;gap:5px}
.chat-preview-title svg.lucide{width:12px;height:12px}
.chat-preview-list{margin:0 0 8px 16px;padding:0;font-size:11px;color:var(--text-secondary);
  display:flex;flex-direction:column;gap:3px;list-style:disc}
.chat-preview-list li{line-height:1.45}
.chat-preview-list strong{color:var(--text)}
.chat-preview-list em{color:var(--accent-bright)}
.chat-preview-actions{display:flex;gap:8px}
.chat-input-row{display:flex;gap:8px;padding:8px 10px;border-top:1px solid var(--border);flex-shrink:0}
.chat-send{background:var(--bg-accent-subtle);border:1px solid var(--border-accent);border-radius:8px;
  color:var(--accent-light);cursor:pointer;padding:0 12px;display:flex;align-items:center;
  justify-content:center;transition:all .12s;flex-shrink:0}
.chat-send:hover:not(:disabled){background:var(--bg-active);border-color:var(--accent);color:var(--accent-muted)}
.chat-send:disabled{opacity:.5;cursor:default}
.chat-send svg.lucide{width:15px;height:15px}
.ai-spinner{display:inline-block;width:14px;height:14px;border:2px solid var(--border-accent);
  border-top-color:var(--accent-light);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* chat — streaming cursor */
.chat-cursor{display:inline-block;animation:blink .8s step-end infinite;color:var(--accent);margin-left:1px}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}

/* chat — suggestion chips */
.chat-suggestions{display:flex;flex-wrap:wrap;gap:5px;margin-top:10px}
.chat-sug{padding:4px 10px;font-size:10px;background:var(--bg-panel);border:1px solid var(--border);
  border-radius:20px;color:var(--accent-bright);cursor:pointer;transition:all .12s;white-space:nowrap}
.chat-sug:hover{background:var(--bg-hover);border-color:var(--accent);color:var(--accent-bright)}

/* chat — preview states */
.chat-preview-danger{color:var(--danger) !important}
.chat-preview-danger strong{color:var(--danger-light) !important}
.chat-preview-error{color:var(--warn)}
.chat-diff-old{color:var(--text-muted);text-decoration:line-through;margin-right:2px}

/* chat — preview checkboxy a header */
.chat-preview-title{display:flex;justify-content:space-between;align-items:center;gap:8px}
.chat-preview-title > span:first-child{display:flex;align-items:center;gap:5px}
.chat-preview-hdr{font-size:10px;font-weight:600;color:var(--text-muted)}
.chat-preview-selbar{display:flex;gap:6px;margin:0 0 6px}
.chat-preview-selbtn{background:transparent;border:1px solid var(--border-subtle);color:var(--text-secondary);
  font-size:10px;padding:2px 8px;border-radius:10px;cursor:pointer}
.chat-preview-selbtn:hover{background:var(--row-hover);color:var(--text)}
.chat-preview-list{list-style:none !important;margin-left:0 !important}
.chat-preview-list li{display:flex;align-items:flex-start;gap:0}
.chat-preview-list li.chat-preview-error{display:block}
.chat-preview-check{display:flex;align-items:flex-start;gap:6px;cursor:pointer;width:100%;
  padding:2px 4px;border-radius:4px;transition:background .12s}
.chat-preview-check:hover{background:var(--row-hover)}
.chat-preview-check input[type="checkbox"]{margin-top:3px;accent-color:var(--accent);flex-shrink:0}
.chat-preview-check > span{flex:1;line-height:1.45}
.chat-preview-list li:has(input:not(:checked)){opacity:.45}

/* ghost wires v diagramu — náhled navržených add_wire akcí
   (injectnuté do WIRES → drawWires() + post-styling) */
#wg path.ghost-wire{stroke-dasharray:8 5;opacity:.75;pointer-events:none;
  animation:ghost-wire-pulse 1.6s ease-in-out infinite}
#wg path.ghost-wire-hit{pointer-events:none !important}
@keyframes ghost-wire-pulse{50%{opacity:.3}}

/* chat — AI confidence badge */
.conf-badge{display:inline-block;font-size:9px;font-weight:700;line-height:1;
  padding:2px 5px;border-radius:999px;margin-right:5px;vertical-align:baseline;cursor:help;
  border:1px solid transparent}
.conf-badge--explicit{background:rgba(34,197,94,.15);color:#4ade80;border-color:rgba(34,197,94,.35)}
.conf-badge--strong{background:rgba(234,179,8,.15);color:#facc15;border-color:rgba(234,179,8,.35)}
.conf-badge--partial{background:rgba(249,115,22,.15);color:#fb923c;border-color:rgba(249,115,22,.35)}
.conf-badge--low{background:rgba(239,68,68,.15);color:#f87171;border-color:rgba(239,68,68,.35)}

/* chat — undo button */
.chat-undo-row{margin-top:8px}
.chat-undo-btn{padding:4px 10px;font-size:11px;background:var(--bg-panel);border:1px solid var(--border);
  border-radius:6px;color:var(--text-secondary);cursor:pointer;display:inline-flex;align-items:center;gap:5px;
  transition:all .12s}
.chat-undo-btn:hover{background:var(--bg-hover);border-color:var(--accent);color:var(--text)}
.chat-undo-btn svg.lucide{width:11px;height:11px}

/* chat — highlight bubble */
.chat-bubble--highlight{background:var(--bg-inset);border-color:var(--purple-border-light);color:var(--purple-light);
  display:flex;flex-direction:column;gap:6px}
.chat-bubble--highlight i.lucide,.chat-bubble--highlight svg.lucide{
  width:13px;height:13px;display:inline;vertical-align:middle;margin-right:4px}