.tab-dragging {
    opacity: 0.5;
}

.tab-drop-over {
    background-color: rgba(0, 102, 204, 0.1) !important;
    box-shadow: inset 0 0 0 2px #0066cc;
}

.tab-drag-proxy {
    padding: 6px 12px;
    background: #fff;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    font-size: 12px;
    cursor: move;
}

.x-tab-bar {
    min-height: 28px;
}

.x-tabpanel {
    min-height: 100px;
}

.x-tab {
    cursor: move;
}