/* ============================================================
 * APEX SALES OS · CHAT (Rooms + DM)
 * Owner: Worker W16
 * These are "Rooms" (iMessage-style), not the C-word, not the H-word.
 * ============================================================ */

.page-chat-shell {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 16px;
  height: calc(100vh - 56px - 32px);
  min-height: 720px;
  align-items: stretch;
}

/* ---- left rail: rooms / DMs ---- */
.page-chat-rail {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.page-chat-rail-head {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.page-chat-rail-head h2 { margin: 0; font-size: 14px; font-weight: 600; }
.page-chat-rail-search {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}
.page-chat-rail-search input {
  width: 100%; height: 32px; padding: 0 12px;
  background: var(--bg-tint); border: 1px solid var(--border);
  border-radius: var(--radius); font-size: 13px;
  color: var(--text);
}
.page-chat-rail-section {
  padding: 10px 14px 4px;
  font-size: 10.5px; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.06em; font-weight: 500;
}
.page-chat-rail-list { flex: 1; overflow-y: auto; padding: 4px 8px; }
.page-chat-rail-row {
  display: grid; grid-template-columns: 36px 1fr auto;
  gap: 10px; align-items: center;
  padding: 8px 10px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--t);
}
.page-chat-rail-row:hover { background: var(--hover); }
.page-chat-rail-row.active { background: var(--primary-soft); }
.page-chat-rail-row .av {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--bg-tint); border: 1px solid var(--border);
  display: grid; place-items: center;
  font-size: 12px; font-weight: 600;
  color: var(--text);
  flex-shrink: 0;
}
.page-chat-rail-row.apex .av {
  background: var(--grad); border: 0; color: var(--on-grad);
}
.page-chat-rail-row .name { font-size: 13px; font-weight: 500; }
.page-chat-rail-row .preview {
  font-size: 11.5px; color: var(--text-muted); margin-top: 1px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  max-width: 200px;
}
.page-chat-rail-row .meta {
  display: flex; flex-direction: column; align-items: flex-end; gap: 3px;
}
.page-chat-rail-row .time {
  font-size: 10.5px; color: var(--text-faint);
  font-family: 'JetBrains Mono', monospace;
}
.page-chat-rail-row .unread {
  background: var(--grad); color: var(--on-grad);
  border-radius: 99px; padding: 1px 6px;
  font-size: 10px; font-weight: 600; min-width: 18px;
  text-align: center;
}

/* ---- right pane ---- */
.page-chat-pane {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.page-chat-pane-head {
  padding: 12px 18px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px;
}
.page-chat-pane-head .av {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--bg-tint); border: 1px solid var(--border);
  display: grid; place-items: center;
  font-size: 11px; font-weight: 600;
}
.page-chat-pane-head .av.apex {
  background: var(--grad); color: var(--on-grad); border: 0;
}
.page-chat-pane-head .name { font-size: 14px; font-weight: 600; }
.page-chat-pane-head .sub  { font-size: 11.5px; color: var(--text-muted); }
.page-chat-pane-head .meta {
  margin-left: auto; font-size: 11px; color: var(--text-faint);
}

.page-chat-pane-body {
  flex: 1; overflow-y: auto;
  padding: 18px 22px;
  display: flex; flex-direction: column;
}
.page-chat-pane-body .day-divider {
  text-align: center;
  font-size: 10.5px; color: var(--text-faint);
  text-transform: uppercase; letter-spacing: 0.08em;
  margin: 16px 0 12px;
  position: relative;
}
.page-chat-pane-body .day-divider::before,
.page-chat-pane-body .day-divider::after {
  content: ''; position: absolute; top: 50%;
  width: 30%; height: 1px; background: var(--border);
}
.page-chat-pane-body .day-divider::before { left: 0; }
.page-chat-pane-body .day-divider::after  { right: 0; }

.page-chat-pane-foot {
  padding: 12px 18px;
  border-top: 1px solid var(--border);
  background: var(--bg-soft);
  display: flex; align-items: center; gap: 10px;
}
.page-chat-pane-foot textarea {
  flex: 1; min-height: 40px; max-height: 120px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  font-size: 13.5px; color: var(--text);
  resize: none; font-family: inherit; line-height: 1.45;
}
.page-chat-pane-foot .send {
  height: 40px; width: 40px;
  display: grid; place-items: center;
  border: 0;
  border-radius: var(--radius);
  background: var(--grad); color: var(--on-grad);
  cursor: pointer;
  transition: opacity var(--t), transform var(--t), box-shadow var(--t);
}
.page-chat-pane-foot .send:hover {
  transform: translateY(-1px); box-shadow: var(--shadow-md);
}
.page-chat-pane-foot .send[disabled] {
  opacity: 0.5; pointer-events: none; transform: none;
}
</content>
</invoke>