.conversation-browser { margin-top: 24px; min-width: 0; }
.conversation-browser h3 { margin: 0 0 12px; }
.conversation-search { display: flex; align-items: end; flex-wrap: wrap; gap: 12px; margin: 24px 0 12px; }
.conversation-search .field { flex: 1 1 210px; margin: 0; }
.conversation-layout { display: grid; grid-template-columns: minmax(230px, 0.8fr) minmax(0, 2fr); gap: 20px; margin-top: 18px; align-items: start; }
.conversation-list { display: grid; gap: 10px; min-width: 0; max-height: 720px; overflow: auto; padding: 2px; }
.conversation-chat { display: grid; gap: 6px; width: 100%; text-align: left; border: 1px solid var(--app-line); border-radius: 10px; padding: 14px; background: var(--app-surface); color: var(--app-text); cursor: pointer; min-width: 0; }
.conversation-chat b, .conversation-chat span, .conversation-chat small { overflow-wrap: anywhere; }
.conversation-chat span, .conversation-chat small { font-size: 12px; color: var(--app-muted); }
.conversation-chat.is-selected { border-color: var(--app-lime); background: color-mix(in srgb, var(--app-lime) 10%, var(--app-surface)); }
.conversation-chat:focus-visible { outline: 2px solid var(--app-lime); outline-offset: 2px; }
.conversation-detail { min-width: 0; padding: 20px; border: 1px solid var(--app-line); border-radius: 12px; background: var(--app-surface); }
.conversation-detail-heading h4 { margin: 0 0 8px; overflow-wrap: anywhere; }
.conversation-context-note { font-size: 12px; line-height: 1.6; }
.conversation-history { margin: 20px 0; min-width: 0; }
.conversation-history h5 { font-size: 15px; margin: 0 0 10px; }
.conversation-message { padding: 14px; margin: 10px 0; border: 1px solid var(--app-line); border-radius: 10px; }
.conversation-message.is-outgoing { background: color-mix(in srgb, var(--app-lime) 8%, var(--app-surface)); }
.conversation-message header { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 14px; justify-content: space-between; }
.conversation-message time { color: var(--app-muted); font-size: 11px; }
.conversation-message p { white-space: pre-wrap; overflow-wrap: anywhere; margin: 10px 0; }
.conversation-message [data-reply-decision] { display: block; font-size: 12px; line-height: 1.6; }
.conversation-pager { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 10px; margin: 12px 0; }
.conversation-pager span { font-size: 12px; color: var(--app-muted); }
.conversation-controls { border-top: 1px solid var(--app-line); padding-top: 18px; }
.conversation-controls summary { cursor: pointer; font-weight: 600; }
.conversation-controls .task-actions { gap: 12px; margin: 16px 0; }
@media (max-width: 760px) {
  .conversation-layout { grid-template-columns: minmax(0, 1fr); }
  .conversation-list { max-height: 300px; }
  .conversation-detail { padding: 16px; }
}