.chat-card[data-v-689c4949]{background:#f9f9f9;border-radius:10px;padding:1rem;margin:.5rem 0;box-shadow:0 2px 5px rgba(0,0,0,.1)}.chat-header[data-v-689c4949]{display:flex;justify-content:space-between;font-weight:700;margin-bottom:.5rem}.chat-timestamp[data-v-689c4949]{color:#888;font-size:.85rem}.chat-sender[data-v-689c4949]{color:#333}.chat-body[data-v-689c4949]{white-space:pre-line}.chat-list[data-v-f0b292d6]{max-height:90vh;overflow-y:auto;padding:1rem}body{font-family:Segoe UI,sans-serif;margin:0;background-color:#f0f2f5}.app{max-width:800px;margin:2rem auto;background:#fff;border-radius:12px;padding:2rem;box-shadow:0 4px 15px rgba(0,0,0,.1)}