.agent-dialog {
  box-sizing: border-box;
  width: min(780px, calc(100vw - 28px));
  max-height: 88vh;
  margin: auto;
  padding: 28px;
  overflow: auto;
  color: var(--text);
  background: var(--surface2);
  border: 1px solid var(--border2);
  border-radius: 18px;
  box-shadow: var(--shadow-lg);
}
.agent-dialog::backdrop { background: rgba(0, 0, 0, .55); backdrop-filter: blur(3px); }
.ag-heading, .ag-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.ag-heading { justify-content: space-between; margin-bottom: 12px; }
.ag-heading h2 { margin: 0; font-size: 22px; }
.ag-heading h3 { margin: 18px 0 0; font-size: 16px; }
.ag-help, .ag-profile small { color: var(--tdim); font-size: 13px; line-height: 1.7; }
.agent-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 22px 0; }
.agent-card { display: flex; align-items: flex-start; gap: 10px; padding: 18px; border: 1px solid var(--border2); border-radius: 12px; background: var(--surface3); cursor: pointer; }
.agent-card:has(input:checked) { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.agent-card input { margin-top: 5px; accent-color: var(--accent); flex: 0 0 auto; }
.ag-card-body { display: grid; gap: 9px; min-width: 0; overflow-wrap: anywhere; }
.ag-card-body strong { font-size: 16px; }
.ag-card-body span, .ag-profile p { font-size: 13px; line-height: 1.6; margin: 0; }
.ag-card-body small { color: var(--tdim); font-size: 12px; line-height: 1.6; }
.agent-dialog button { border: 1px solid var(--border2); border-radius: 8px; background: var(--surface3); color: var(--text); padding: 9px 13px; cursor: pointer; font: inherit; font-size: 13px; }
.agent-dialog button:hover { border-color: var(--accent); }
.agent-dialog .ag-primary { background: var(--accent); border-color: var(--accent); color: var(--bg); }
.agent-dialog button:disabled { opacity: .5; cursor: wait; }
.agent-dialog :focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.ag-field { display: grid; gap: 8px; margin: 16px 0; font-size: 13px; color: var(--tdim); }
.ag-field input, .ag-field textarea { box-sizing: border-box; width: 100%; border: 1px solid var(--border2); border-radius: 8px; background: var(--bg); color: var(--text); padding: 10px; font: inherit; font-size: 14px; }
.ag-field textarea { resize: vertical; }
.ag-check { display: flex; align-items: flex-start; gap: 8px; font-size: 13px; line-height: 1.7; }
.ag-check input { margin-top: 5px; accent-color: var(--accent); }
.ag-profile { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 15px 0; border-bottom: 1px solid var(--border2); overflow-wrap: anywhere; }
.ag-profile > div { min-width: 0; }
.ag-profile small { margin-left: 8px; }
.ag-profile .ag-actions { flex-shrink: 0; gap: 6px; }
.ag-profile button { padding: 6px 9px; font-size: 12px; }
.agent-dialog [data-ag-message] { color: var(--warn); font-size: 13px; }
.agent-dialog pre { white-space: pre-wrap; overflow-wrap: anywhere; font: inherit; font-size: 12px; line-height: 1.7; }
.t-role { color: var(--accent); font-size: 10px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 85px; }
.pa-role-detail { font-size: 12px; color: var(--tdim); line-height: 1.7; margin-top: 7px; }
#pa-agent-button { max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pa-memory-muted { opacity: .65; }
.pa-memory-flags { color: var(--accent); font-size: 11px; }
#collaboration-panel { flex: 0 0 auto; max-height: 270px; overflow: auto; padding: 0 20px; display: flex; gap: 12px; flex-wrap: wrap; }
#collaboration-panel[hidden] { display: none; }
.co-card { flex: 1 1 310px; min-width: 0; padding: 13px 16px; margin: 5px 0; border: 1px solid var(--border2); border-radius: 12px; background: var(--surface2); color: var(--text); font-size: 13px; }
.co-card p { margin: 8px 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.co-actions { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 8px; }
.co-card button { font: inherit; padding: 7px 10px; border: 1px solid var(--border2); background: var(--surface3); border-radius: 7px; color: var(--text); cursor: pointer; }
.co-card .co-primary { background: var(--accent); color: var(--bg); }
.co-card textarea, .co-card input[data-answer-text] { display: block; box-sizing: border-box; width: 100%; margin: 9px 0; padding: 9px; background: var(--bg); border: 1px solid var(--border2); border-radius: 7px; color: var(--text); font: inherit; }
.co-card button:disabled { opacity: .5; cursor: wait; }
.co-help { color: var(--tdim); font-size: 12px; line-height: 1.6; }
.co-question { margin-top: 12px; border-top: 1px solid var(--border2); padding-top: 10px; }
#collaboration-notice { color: var(--accent); font-size: 12px; padding: 0 20px; }
#collaboration-notice:empty { display: none; }
@media (max-width: 600px) {
  .agent-dialog { padding: 19px; }
  .agent-grid { grid-template-columns: minmax(0, 1fr); gap: 9px; margin: 16px 0; }
  .agent-card { padding: 13px; }
  .ag-profile { align-items: flex-start; flex-direction: column; gap: 8px; }
}