#ucmr-chat-widget{position:fixed;bottom:20px;right:20px;width:300px;background:#fff;border:1px solid #ccc;border-radius:8px;box-shadow:0 4px 12px rgb(0 0 0 / .15);z-index:999999;font-family:sans-serif;overflow:hidden;transition:height 0.3s ease}.ucmr-chat-closed{height:40px}.ucmr-chat-open{height:400px}.ucmr-chat-header{background:#2271b1;color:#fff;padding:10px 15px;cursor:pointer;font-weight:700;display:flex;justify-content:space-between}.ucmr-chat-body{height:360px;display:flex;flex-direction:column}#ucmr-chat-log{flex:1;padding:10px;overflow-y:auto;background:#f9f9f9}.ucmr-chat-input-row{padding:10px;border-top:1px solid #eee;display:flex;gap:5px}#ucmr-chat-input{flex:1;padding:5px}#ucmr-chat-send{padding:5px 10px;background:#2271b1;color:#fff;border:none;cursor:pointer;border-radius:3px}.ucmr-msg{margin-bottom:8px;padding:8px;border-radius:4px;font-size:13px;line-height:1.4}.ucmr-user{background:#e6f7ff;text-align:right;margin-left:20px}.ucmr-bot{background:#fff;border:1px solid #e5e5e5;margin-right:20px}.ucmr-chat-header .ucmr-chat-title{display:inline-block;max-width:calc(100% - 28px);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#ucmr-chat-widget .ucmr-chat-body{display:flex;flex-direction:column}#ucmr-chat-log{flex:1;overflow-y:auto;padding-bottom:10px}.ucmr-chat-input-row{display:flex;gap:8px;align-items:center;border-top:1px solid #e5e5e5;background:#fff;padding:10px}#ucmr-chat-input{flex:1;min-width:0}