#dev-insights-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: 0;
    z-index: var(--z-dev-sidebar);
    pointer-events: none; 
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#dev-insights-toggle-btn {
    position: fixed;
    right: 2px;
    bottom: 52px;
    width: 44px;
    height: 44px;
    background: var(--dev-panel-accent);
    color: var(--dev-panel-bg);
    cursor: pointer;
    font-size: 26px;
    outline: none;
    border-radius: 50%;
    box-shadow: 0 4px 20px var(--dev-panel-shadow);
    z-index: var(--z-dev-toggle);
    pointer-events: auto;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    border: 1px solid var(--dev-panel-border);
}

#dev-insights-panel {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    width: 340px;
    height: 89vh;
    background: var(--dev-panel-bg);
    color: var(--dev-panel-text);
    font-size: 14px;
    font-family: 'Fira Mono', 'Consolas', monospace;
    box-shadow: -4px 0 20px var(--dev-panel-shadow);
    border-left: 1px solid var(--dev-panel-border);
    padding: 0;
    overflow-y: auto;
    z-index: var(--z-dev-panel);
    pointer-events: auto;
    backdrop-filter: blur(20px);
}

#dev-insights-sidebar.open #dev-insights-panel {
    display: flex;
    flex-direction: column;
    animation: slideInDev 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#dev-insights-toggle-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px var(--dev-panel-shadow);
    background: var(--dev-panel-secondary);
}

#dev-insights-panel::-webkit-scrollbar {
    width: 6px;
    background: rgba(0,0,0,0.1);
}
#dev-insights-panel::-webkit-scrollbar-thumb {
    background: var(--dev-panel-border);
    border-radius: 4px;
}

@media (max-width: 768px) {
    #dev-insights-panel {
        width: 100vw;
        right: 0;
    }
    #dev-insights-toggle-btn {
        right: 20px;
        bottom: 80px;
    }
}