/* ========================================= */
/* 响应式设计 */
/* ========================================= */

@media (max-width: 1200px) {
    .conversation-sidebar {
        width: 260px;
    }
    
    .left-sidebar,
    .right-sidebar {
        width: 300px !important;
    }
}

@media (max-width: 768px) {
    .conversation-sidebar {
        position: absolute;
        left: 0;
        top: 0;
        height: 100%;
        z-index: 1000;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
        transform: translateX(-100%);
    }
    
    .conversation-sidebar:not(.collapsed) {
        transform: translateX(0);
    }
    
    .left-sidebar,
    .right-sidebar {
        display: none;
    }
    
    .resize-handle {
        display: none;
    }
}