/**
 * © 2026 Sinergy Solutions LLC. All rights reserved.
 * Tier 3 — Auxiliary IP. Constructed public presentation fixture.
 */
/* Scoped project navigation and read-only history; no live conversation styles. */
.bureau-history {
  display: block;
  width: 100%;
  min-width: 0;
  padding: 6px 0 12px;
  color: #dcebf3;
  font-family: var(--font-sans, sans-serif);
}

.bureau-project {
  margin: 0;
  border-bottom: 1px solid #294759;
}

.bureau-project > summary {
  display: flex;
  align-items: flex-start;
  gap: 7px;
  min-height: 44px;
  padding: 12px 10px;
  color: #bde9ed;
  cursor: pointer;
  list-style: none;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.bureau-project > summary::-webkit-details-marker { display: none; }
.bureau-project > summary::before { content: '›'; flex: 0 0 10px; font-size: 17px; line-height: 1; }
.bureau-project[open] > summary::before { transform: rotate(90deg); }
.bureau-thread-list { display: grid; gap: 4px; padding: 0 8px 10px 18px; }

.bureau-thread {
  display: block;
  width: 100%;
  min-width: 0;
  min-height: 44px;
  padding: 9px 10px;
  border: 1px solid transparent;
  border-radius: 5px;
  background: transparent;
  color: #dcebf3;
  text-align: left;
  font: inherit;
  cursor: pointer;
}

.bureau-thread:hover { background: #173649; }
.bureau-thread[aria-current='page'] { background: #183e50; border-color: #548e9c; }
.bureau-thread-title { display: block; font-size: 12px; line-height: 1.45; overflow-wrap: anywhere; }
.bureau-thread-meta { display: block; margin-top: 4px; font-size: 10px; line-height: 1.4; color: #b2cbd9; }
.bureau-thread[aria-current='page'] .bureau-thread-title { color: #e5fcff; font-weight: 600; }
.bureau-project > summary:focus-visible,
.bureau-thread:focus-visible { outline: 2px solid #77dde0; outline-offset: -2px; }

.bureau-history-dialog {
  position: fixed;
  inset: 0;
  width: min(680px, calc(100vw - 32px));
  max-width: none;
  max-height: calc(100dvh - 48px);
  margin: auto;
  padding: 0;
  overflow: auto;
  border: 1px solid #91b3c6;
  border-radius: 10px;
  background: #f0f4f7;
  color: #102331;
  font-family: var(--font-sans, sans-serif);
  box-shadow: 0 18px 60px #071a2659;
}

.bureau-history-dialog:not([open]) { display: none; }
.bureau-history-dialog::backdrop { background: #071a26b8; }
.bureau-history-dialog-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 20px 12px;
}
.bureau-history-dialog-header > div { flex: 1; min-width: 0; }
.bureau-history-dialog-project { margin: 0 0 6px; color: #476474; font-size: 12px; line-height: 1.4; }
.bureau-history-dialog-header h2 { margin: 0; font-size: 21px; font-weight: 600; line-height: 1.35; overflow-wrap: anywhere; }
.bureau-history-close {
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid #7e9dad;
  border-radius: 5px;
  background: transparent;
  color: #264253;
  cursor: pointer;
  font: 400 25px/1 sans-serif;
}
.bureau-history-close:hover { background: #dfeaf0; }
.bureau-history-close:focus-visible { outline: 2px solid #007984; outline-offset: 3px; }
.bureau-history-description { margin: 0; padding: 0 20px 16px; border-bottom: 1px solid #c6d7e1; color: #476474; font-size: 12px; line-height: 1.5; }
.bureau-history-transcript { display: grid; gap: 14px; padding: 20px; }
.bureau-history-message { margin: 0; padding: 14px 16px; border: 1px solid #c1d4df; border-radius: 7px; background: #fff; }
.bureau-history-preparer { margin-left: 20px; background: #e4eef3; }
.bureau-history-role { margin: 0 0 7px; color: #476474; font-size: 11px; font-weight: 600; line-height: 1.4; }
.bureau-history-text { margin: 0; color: #173449; font-size: 14px; font-weight: 400; line-height: 1.65; overflow-wrap: anywhere; }

@media (max-width: 800px) {
  .bureau-history { padding: 0; }
  .bureau-project > summary { padding: 12px; font-size: 13px; }
  .bureau-thread-list { padding-left: 24px; }
  .bureau-thread-title { font-size: 13px; }
}

@media (max-width: 440px) {
  .bureau-history-dialog { width: calc(100vw - 20px); max-height: calc(100dvh - 24px); }
  .bureau-history-dialog-header { padding: 16px 14px 12px; gap: 10px; }
  .bureau-history-description { padding-left: 14px; padding-right: 14px; }
  .bureau-history-transcript { padding: 14px; }
  .bureau-history-message { padding: 12px; }
  .bureau-history-preparer { margin-left: 10px; }
}