@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        height: 100vh;
        z-index: 1000;
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .mobile-menu-btn {
        display: block;
    }

    .main-content {
        width: 100%;
        margin-right: 0 !important;
    }

    .main-header {
        padding: 1rem;
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .messages-container {
        padding: 1rem;
    }

    .input-container {
        padding: 1rem;
    }

    .quick-actions {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .sidebar-overlay.open {
        display: block;
    }

    .model-selector {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
        padding-right: 2rem;
    }

    .header-title {
        font-size: 1rem;
        flex: 1 1 100%;
        order: -1;
    }

    .welcome-title {
        font-size: 1.5rem;
        line-height: 1.3;
    }

    .welcome-subtitle {
        font-size: 1rem;
    }

    .welcome-icon {
        width: 60px;
        height: 60px;
        font-size: 28px;
    }

    .action-title {
        font-size: 0.9rem;
    }

    .action-desc {
        font-size: 0.8rem;
        line-height: 1.4;
    }

    .input-wrapper {
        padding: 0.75rem;
    }

    .input-area {
        font-size: 0.9rem;
    }

    .send-button {
        padding: 0.4rem 0.8rem;
        font-size: 0.85rem;
    }

    .message-text {
        padding: 0.75rem;
        font-size: 0.9rem;
    }

    .message-avatar {
        width: 32px;
        height: 32px;
        font-size: 12px;
    }

    /* Explorer panel mobile adjustments */
    .explorer-panel {
        width: 100%;
        max-width: 100%;
    }

    .main-content.explorer-visible {
        margin-right: 0;
    }

    body.code-panel-open .explorer-panel {
        right: 0;
    }

    /* Subscription status mobile */
    .subscription-status {
        padding: 0.4rem 0.75rem;
        gap: 0.5rem;
        margin-right: 0.5rem;
    }

    .plan-badge {
        font-size: 0.7rem;
        padding: 0.2rem 0.6rem;
    }

    .usage-counter {
        font-size: 0.75rem;
    }

    .usage-bar {
        width: 60px;
    }

    /* Roblox status mobile */
    .roblox-status {
        padding: 0.3rem 0.6rem;
        font-size: 0.75rem;
        margin-right: 0.5rem;
    }
}

@media (max-width: 480px) {
    .main-header {
        padding: 0.75rem;
        gap: 0.5rem;
    }

    .messages-container {
        padding: 0.75rem;
        gap: 1rem;
    }

    .input-container {
        padding: 0.75rem;
    }

    .quick-actions {
        gap: 0.75rem;
    }

    .quick-action {
        padding: 1rem;
    }

    .welcome-screen {
        padding: 1rem 0.75rem;
    }

    .welcome-title {
        font-size: 1.3rem;
        line-height: 1.25;
    }

    .welcome-subtitle {
        font-size: 0.9rem;
        margin-bottom: 1.5rem;
    }

    .sidebar {
        width: 280px;
    }

    .nav-item, .chat-item {
        font-size: 0.85rem;
        padding: 0.6rem 1rem;
    }

    .script-item {
        padding: 0.6rem;
    }

    .script-title {
        font-size: 0.85rem;
    }

    .script-description {
        font-size: 0.75rem;
    }

    /* Further reduce spacing on very small screens */
    .subscription-status {
        display: none;
    }

    .roblox-status {
        padding: 0.25rem 0.5rem;
        font-size: 0.7rem;
        margin-right: 0.25rem;
    }

    .model-selector {
        font-size: 0.75rem;
        padding: 0.35rem 0.7rem;
        padding-right: 1.8rem;
    }

    .header-title {
        font-size: 0.9rem;
    }

    .explorer-panel {
        display: none !important;
    }

    .main-content.explorer-visible {
        margin-right: 0 !important;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .sidebar {
        width: 240px;
    }

    .messages-container {
        max-width: 700px;
    }

    .input-wrapper {
        max-width: 700px;
    }

    .quick-actions {
        grid-template-columns: repeat(2, 1fr);
        max-width: 500px;
    }
}

@media (min-width: 1400px) {
    .messages-container {
        max-width: 900px;
    }

    .input-wrapper {
        max-width: 900px;
    }

    .quick-actions {
        max-width: 700px;
    }
}

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .sidebar-icon,
    .welcome-icon,
    .message-avatar {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}