.room-list[data-v-a616c464]{max-height:66vh;overflow-y:auto}.room-item[data-v-a616c464]{width:100%;border:1px solid #e9ecef;border-radius:8px;background:#fff;padding:14px;margin-bottom:12px}.room-item.active[data-v-a616c464]{border-color:#344767;box-shadow:0 0 0 1px rgba(52,71,103,.15)}.message-board[data-v-a616c464]{flex:1;min-height:420px;max-height:58vh;overflow-y:auto;border:1px solid #e9ecef;border-radius:8px;padding:16px;background:#f8f9fa}.message-row[data-v-a616c464]{display:flex;margin-bottom:12px}.message-row.customer[data-v-a616c464]{justify-content:flex-start}.message-row.agent[data-v-a616c464]{justify-content:flex-end}.message-row.system[data-v-a616c464]{justify-content:center}.message-bubble[data-v-a616c464]{width:min(100%,520px);background:#fff;border-radius:8px;padding:12px 14px;border:1px solid #dee2e6}.message-row.agent .message-bubble[data-v-a616c464]{background:#344767;color:#fff;border-color:#344767}.message-row.agent .text-secondary[data-v-a616c464]{color:hsla(0,0%,100%,.7)!important}.message-row.system .message-bubble[data-v-a616c464]{background:#fff8e1;border-color:#ffe082}.attachment-box[data-v-a616c464],.empty-chat[data-v-a616c464],.empty-panel[data-v-a616c464]{border:1px dashed #ced4da;border-radius:8px;padding:16px;background:#fff}.empty-chat[data-v-a616c464]{display:flex;align-items:center;justify-content:center;min-height:560px;color:#8392ab}.file-list[data-v-a616c464]{padding-left:18px}