/* Internal collaboration (#internal) — aligned with unified inbox chrome */
.app.view-internal {
  grid-template-columns: var(--sidebar-w, 72px) 1fr;
  grid-template-areas:
    "sidebar top"
    "sidebar internal";
}
.app.view-internal .inbox-panel,
.app.view-internal .chat-panel,
.app.view-internal .profile-panel,
.app.view-internal .iam-panel,
.app.view-internal .archive-panel,
.app.view-internal .templates-panel,
.app.view-internal .team-panel,
.app.view-internal .broadcast-panel {
  display: none !important;
}
.internal-panel {
  grid-area: internal;
  display: none;
  min-height: 0;
  background: var(--bg, #f4f6f8);
  overflow: hidden;
}
.app.view-internal .internal-panel {
  display: grid;
  grid-template-columns: minmax(260px, 320px) 1fr;
  min-height: 0;
  height: 100%;
}
.internal-panel[hidden] {
  display: none !important;
}

/* —— Room list (inbox conversation-list style) —— */
.internal-list-col {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border, #e2e8f0);
  background: var(--panel, #fff);
  min-height: 0;
}
.internal-list-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--border, #e2e8f0);
}
.internal-list-head h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--navy, #1e3a5f);
}
.internal-room-list {
  list-style: none;
  margin: 0;
  padding: 0;
  overflow: auto;
  flex: 1;
}
.internal-room-list li.conversation-item {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border, #e2e8f0);
  cursor: pointer;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  border-radius: 0;
}
.internal-room-list li.conversation-item:hover {
  background: #f8fafc;
}
.internal-room-list li.conversation-item.active {
  background: var(--selected, #dbeafe);
}
.internal-room-list .conv-avatar.placeholder {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  font-size: 15px;
  font-weight: 600;
  color: var(--navy, #1e3a5f);
  background: #dbeafe;
}
.internal-room-list .conv-body {
  flex: 1;
  min-width: 0;
}
.internal-room-list .conv-top {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
}
.internal-room-list .conv-name {
  font-weight: 600;
  font-size: 14px;
  color: #1f2937;
}
.internal-room-list .conv-time {
  font-size: 11px;
  color: var(--muted, #64748b);
  white-space: nowrap;
}
.internal-room-list .conv-preview {
  font-size: 13px;
  color: var(--muted, #64748b);
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.internal-room-list .conv-meta {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
}
.internal-room-list .tag.internal-tag {
  background: #e0e7ff;
  color: #3730a3;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 999px;
}
.internal-room-list .related-tag {
  background: #eff6ff;
  color: #2563eb;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.internal-room-list .unread-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ef4444;
  margin-left: auto;
  flex-shrink: 0;
}
.internal-unread-count {
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 999px;
  background: #ef4444;
  color: #fff;
  font-size: 11px;
  line-height: 18px;
  text-align: center;
  margin-left: auto;
}

/* —— Chat column —— */
.internal-chat-col {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  background: #ededed;
}
.internal-chat-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  background: #fff;
  border-bottom: 1px solid var(--border, #e2e8f0);
}
.internal-chat-head .chat-header-main {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.internal-chat-head .chat-avatar.placeholder {
  width: 40px;
  height: 40px;
  border-radius: 4px;
  display: grid;
  place-items: center;
  font-size: 15px;
  font-weight: 700;
  color: var(--navy, #1e3a5f);
  background: #dbeafe;
  flex-shrink: 0;
}
.internal-chat-head h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--navy, #1e3a5f);
}
.internal-chat-head .meta {
  margin-top: 2px;
  font-size: 12px;
  color: var(--muted, #64748b);
}
.internal-chat-head .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  flex-shrink: 0;
}

.internal-messages {
  flex: 1;
  overflow: auto;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.internal-messages .msg-time-divider {
  align-self: center;
  text-align: center;
  font-size: 12px;
  color: #b2b2b2;
  line-height: 1.4;
  margin: 6px 0 2px;
  user-select: none;
}
.internal-messages .msg-row {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 8px;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}
.internal-messages .msg-row.out {
  flex-direction: row-reverse;
}
.internal-messages .msg-avatar.placeholder {
  width: 40px;
  height: 40px;
  border-radius: 4px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  font-size: 15px;
  font-weight: 600;
  color: var(--navy, #1e3a5f);
  background: #dbeafe;
}
.internal-messages .msg-avatar.placeholder.out {
  background: #95ec69;
  color: #14532d;
}
.internal-messages .msg-col {
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-width: min(70%, 420px);
  min-width: 0;
}
.internal-messages .msg-row.out .msg-col {
  align-items: flex-end;
}
.internal-messages .msg-sender {
  font-size: 11px;
  color: #9ca3af;
  padding: 0 2px;
}
.internal-messages .bubble {
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 14px;
  line-height: 1.45;
  width: fit-content;
  max-width: 100%;
  white-space: pre-wrap;
  word-break: break-word;
}
.internal-messages .msg-row.in .bubble {
  background: #ffffff;
  border: 1px solid #e5e7eb;
}
.internal-messages .msg-row.out .bubble {
  background: #95ec69;
  border: 1px solid #86efac;
}

.internal-composer {
  border-top: 1px solid var(--border, #e2e8f0);
  background: var(--panel, #fff);
  padding: 12px 16px 16px;
}
.internal-composer .composer-row {
  display: flex;
  gap: 10px;
  align-items: flex-end;
}
.internal-composer textarea {
  flex: 1;
  min-height: 44px;
  max-height: 120px;
  resize: vertical;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  font-size: 14px;
  background: #f8fafc;
}
.internal-composer textarea:focus {
  outline: none;
  border-color: #94a3b8;
  background: #fff;
}
.internal-composer .composer-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.internal-empty {
  margin: auto;
  color: #9ca3af;
  font-size: 14px;
  text-align: center;
  padding: 24px;
}
.internal-candidate-list label {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
}
.internal-members-box {
  max-height: 240px;
  overflow: auto;
}
.internal-members-box .row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 6px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}