/* Mobile Enhancements for RI Plugin */

/* Ensure body, html, and wrapper fill viewport exactly on mobile - NO GAP */
@media (max-width: 768px) {
    html, body {
        overflow: hidden !important;
        height: 100vh !important;
        height: 100dvh !important;
        min-height: 100vh !important;
        min-height: 100dvh !important;
        max-height: 100vh !important;
        max-height: 100dvh !important;
        margin: 0 !important;
        padding: 0 !important;
    }
    
    /* Wrapper must fill exactly 100vh */
    .multimodal-ai-chat-wrapper {
        height: 100vh !important;
        height: 100dvh !important;
        max-height: 100vh !important;
        max-height: 100dvh !important;
        overflow: hidden !important;
        display: flex !important;
        margin: 0 !important;
        padding: 0 !important;
    }
    
    /* Container fills the wrapper with flex layout */
    .multimodal-ai-chat-container {
        height: 100vh !important;
        height: 100dvh !important;
        max-height: 100vh !important;
        max-height: 100dvh !important;
        display: flex !important;
        flex-direction: column !important;
        overflow: hidden !important;
        flex: 1 1 auto !important;
    }
}

/* Enhanced touch targets for mobile */
@media (max-width: 768px) {
    /* Improved touch targets */
    .multimodal-ai-action-button {
        min-height: 44px;
        min-width: 44px;
        padding: 8px;
        touch-action: manipulation;
    }
    
    /* Better button spacing for touch */
    .multimodal-ai-action-buttons {
        gap: 12px;
        padding: 8px;
    }
    
    /* Enhanced input for mobile typing */
    #multimodal-ai-user-input {
        font-size: 16px; /* Prevents zoom on iOS */
        line-height: 1.4;
        padding: 14px 16px;
        border-radius: 12px;
        -webkit-appearance: none;
        resize: none;
        touch-action: manipulation;
    }
    
    /* Improved send button */
    #multimodal-ai-send-btn {
        min-height: 44px;
        min-width: 44px;
        padding: 10px;
        border-radius: 12px;
        touch-action: manipulation;
    }
    
    /* Better voice button positioning */
    #multimodal-ai-voice-btn {
        min-height: 44px;
        min-width: 44px;
        padding: 10px;
        touch-action: manipulation;
    }
    
    /* Gallery improvements for mobile */
    .multimodal-ai-gallery-btn {
        padding: 8px 12px;
        font-size: 14px;
        min-height: 36px;
        touch-action: manipulation;
    }
    
    /* Credit display improvements */
    .multimodal-ai-credits {
        font-size: 14px;
        padding: 6px 10px;
        border-radius: 8px;
    }
    
    /* Version display */
    .multimodal-ai-version {
        font-size: 12px !important;
    }
    
    /* Message improvements */
    .multimodal-ai-message {
        margin-bottom: 16px;
        padding: 12px;
    }
    
    .multimodal-ai-content {
        font-size: 15px;
        line-height: 1.5;
    }
    
    /* Avatar sizing */
    .multimodal-ai-avatar {
        width: 36px;
        height: 36px;
        font-size: 12px;
        margin-right: 12px;
    }
    
    /* Modal improvements for mobile */
    .multimodal-ai-auth-overlay {
        padding: 20px;
    }
    
    .multimodal-ai-auth-popup {
        max-width: 90vw;
        width: 100%;
        margin: 20px auto;
        border-radius: 12px;
    }
    
    /* Form improvements */
    .auth-form input {
        font-size: 16px; /* Prevents zoom */
        padding: 12px 16px;
        border-radius: 8px;
        min-height: 44px;
        box-sizing: border-box;
    }
    
    .auth-submit {
        min-height: 48px;
        font-size: 16px;
        border-radius: 8px;
        touch-action: manipulation;
    }
}

/* Enhanced small screen optimizations */
@media (max-width: 480px) {
    /* Full-screen chat on small devices - flex layout fills viewport exactly */
    .multimodal-ai-chat-container {
        height: 100vh !important;
        height: 100dvh !important; /* Dynamic viewport height */
        max-height: 100vh !important;
        max-height: 100dvh !important;
        border-radius: 0 !important;
        margin: 0 !important;
        position: relative !important;
        min-width: 320px !important;
        z-index: 100;
        display: flex !important;
        flex-direction: column !important;
        overflow: hidden !important;
    }
    
    /* Messages area fills remaining space in flex container */
    .multimodal-ai-chat-messages {
        padding: 12px !important;
        padding-bottom: 20px !important;
        flex: 1 1 auto !important;
        min-height: 0 !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
        -webkit-overflow-scrolling: touch !important;
        overscroll-behavior: contain !important;
        touch-action: pan-y !important;
        will-change: scroll-position !important;
        box-sizing: border-box !important;
    }
    
    /* Chat input - part of flex layout, not fixed */
    .multimodal-ai-chat-input {
        position: relative !important;
        background: var(--chat-input-bg) !important;
        border-top: 1px solid var(--border-color) !important;
        z-index: 10 !important;
        padding: 8px !important;
        padding-bottom: calc(8px + env(safe-area-inset-bottom, 0px)) !important;
        min-height: 60px !important;
        box-shadow: 0 -2px 10px rgba(0,0,0,0.1) !important;
        margin: 0 !important;
        flex-shrink: 0 !important;
        width: 100% !important;
    }
    
    /* Action buttons popup should be visible */
    .multimodal-ai-action-buttons-popup.open {
        transform: translateY(0) !important;
        opacity: 1 !important;
        visibility: visible !important;
        max-height: none !important;
        display: block !important;
    }
    
/* Action buttons always visible on mobile - positioned above input */
.multimodal-ai-action-buttons-popup {
    position: absolute !important;
    bottom: calc(100% + 0px) !important;
    left: 0 !important;
    right: 0 !important;
    background: var(--chat-input-bg) !important;
    border-bottom: 1px solid var(--border-color) !important;
    padding: 8px 12px !important;
    box-shadow: none !important;
    transform: translateY(0) !important;
    opacity: 1 !important;
    visibility: visible !important;
    transition: none !important;
    z-index: 100 !important;
    max-height: none !important;
    overflow: visible !important;
    border-radius: 0 !important;
    display: block !important;
}

.multimodal-ai-action-buttons-popup.open {
    transform: translateY(0) !important;
    opacity: 1 !important;
    visibility: visible !important;
    max-height: none !important;
}

/* Action buttons inside popup */
.multimodal-ai-action-buttons {
    display: flex !important;
    position: static !important;
    width: 100% !important;
    background: transparent !important;
    border: none !important;
    padding: 0 !important;
    margin: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    flex-wrap: wrap !important;
    gap: 6px !important;
    z-index: 1 !important;
    justify-content: space-between !important;
    align-items: center !important;
}

.multimodal-ai-action-button {
    flex: 0 0 36px !important;
    width: 36px !important;
    height: 36px !important;
    min-width: 36px !important;
    min-height: 36px !important;
    border-radius: 8px !important;
    padding: 6px !important;
    margin-right: 0 !important;
}

/* Right side buttons container - always visible on mobile */
.multimodal-ai-right-buttons {
    display: flex !important;
    gap: 6px !important;
    align-items: center !important;
}
    
    /* Compact user info - prevent wrapping on mobile */
    .multimodal-ai-user-info {
        padding: 6px 10px !important;
        font-size: 12px !important;
        flex-wrap: nowrap !important;
        gap: 6px !important;
        min-height: 40px !important;
        overflow-x: auto !important;
        overflow-y: hidden !important;
        -webkit-overflow-scrolling: touch !important;
        touch-action: pan-x !important;
    }
    
    /* Prevent children from wrapping */
    .multimodal-ai-user-info > div {
        flex-wrap: nowrap !important;
        gap: 6px !important;
        flex-shrink: 0 !important;
    }
    
    /* Make username smaller and prevent wrapping */
    .multimodal-ai-username {
        font-size: 12px !important;
        white-space: nowrap !important;
        max-width: 80px !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
    }
    
    /* Make Gallery and New Chat buttons smaller */
    .multimodal-ai-gallery-btn,
    .multimodal-ai-new-chat-btn {
        font-size: 11px !important;
        padding: 4px 8px !important;
        white-space: nowrap !important;
    }
    
    /* Make credits display more compact */
    .multimodal-ai-credits {
        font-size: 11px !important;
        padding: 3px 8px !important;
        white-space: nowrap !important;
    }
    
    /* Make version smaller */
    .multimodal-ai-version {
        font-size: 10px !important;
        white-space: nowrap !important;
    }
    
    /* Make control buttons smaller */
    .multimodal-ai-control-button {
        padding: 3px !important;
        min-width: 28px !important;
        min-height: 28px !important;
    }
    
    .multimodal-ai-control-button svg {
        width: 16px !important;
        height: 16px !important;
    }
    
    /* Smaller typography */
    .multimodal-ai-content {
        font-size: 14px !important;
        line-height: 1.4 !important;
    }
    
    .multimodal-ai-avatar {
        width: 32px !important;
        height: 32px !important;
        font-size: 11px !important;
        margin-right: 8px !important;
    }
    
    /* Hide toggle button - buttons always visible */
    .multimodal-ai-actions-toggle {
        display: none !important;
    }
    
    /* Input area optimizations - prevent wrapping */
    .multimodal-ai-input-area {
        padding: 6px !important;
        gap: 4px !important;
        align-items: center !important; /* Center align to keep buttons inline */
        position: relative !important;
        flex-wrap: nowrap !important; /* Prevent wrapping - keep buttons on same row */
    }
    
    #multimodal-ai-user-input {
        order: 1 !important;
        flex: 1 1 auto !important;
        min-height: 36px !important;
        max-height: 120px !important;
        padding: 10px 12px !important;
        font-size: 16px !important;
        border-radius: 8px !important;
        min-width: 0 !important;
        margin: 0 4px !important;
        max-width: calc(100% - 150px) !important; /* Reserve space for buttons */
    }
    
    /* Right side buttons - evenly spaced, never wrap */
    .multimodal-ai-right-buttons {
        gap: 6px !important;
        flex-shrink: 0 !important; /* Never shrink */
        flex-wrap: nowrap !important; /* Never wrap */
    }
    
    /* All right side buttons same size */
    .multimodal-ai-squircle-button,
    #multimodal-ai-send-btn {
        width: 36px !important;
        height: 36px !important;
        min-width: 36px !important;
        min-height: 36px !important;
        flex-shrink: 0 !important;
    }
    
    /* Progress indicators mobile optimization */
    .ri-progress-container {
        margin: 10px !important;
        padding: 15px !important;
        border-radius: 8px !important;
    }
    
    .ri-progress-title {
        font-size: 14px !important;
    }
    
    .ri-progress-step {
        font-size: 12px !important;
        padding: 3px 0 !important;
    }
    
    .ri-cancel-button {
        padding: 6px 12px !important;
        font-size: 11px !important;
    }
    
    /* Image action buttons - even smaller on very small screens */
    .multimodal-ai-content .image-actions .multimodal-ai-action-button,
    .generated-image-container .image-actions .multimodal-ai-action-button,
    .ri-img-tile .image-actions .multimodal-ai-action-button,
    .ri-img-tile-inner .image-actions .multimodal-ai-action-button,
    .image-actions .multimodal-ai-action-button,
    .image-actions .image-edit-btn,
    .image-actions .image-download-btn,
    .image-actions .image-to-3d-btn,
    .image-actions .image-delete-btn {
        width: 28px !important;
        height: 28px !important;
        min-width: 28px !important;
        min-height: 28px !important;
        max-width: 28px !important;
        max-height: 28px !important;
        padding: 5px !important;
        margin: 0 !important;
    }
    
    .multimodal-ai-content .image-actions .multimodal-ai-action-button svg,
    .generated-image-container .image-actions .multimodal-ai-action-button svg,
    .ri-img-tile .image-actions .multimodal-ai-action-button svg,
    .ri-img-tile-inner .image-actions .multimodal-ai-action-button svg,
    .image-actions .multimodal-ai-action-button svg {
        width: 14px !important;
        height: 14px !important;
        max-width: 14px !important;
        max-height: 14px !important;
    }
    
    .multimodal-ai-content .image-actions,
    .generated-image-container .image-actions,
    .ri-img-tile .image-actions,
    .ri-img-tile-inner .image-actions,
    .image-actions {
        gap: 4px !important;
    }

    /* Image tiles should size to the image on mobile */
    .generated-image-container img {
        display: block;
    }

    .multimodal-ai-content .ri-img-tile:has(img) {
        padding: 0 !important;
        align-items: stretch !important;
        justify-content: flex-start !important;
    }

    .multimodal-ai-content .ri-img-tile-inner {
        height: auto !important;
    }
}

/* Landscape phone optimizations */
@media (max-width: 812px) and (orientation: landscape) and (max-height: 500px) {
    .multimodal-ai-chat-container {
        height: 100vh !important;
        height: 100dvh !important;
    }
    
    .multimodal-ai-user-info {
        padding: 6px 12px !important;
        min-height: 36px !important;
    }
    
    .multimodal-ai-chat-messages {
        height: calc(100vh - 110px) !important;
        height: calc(100dvh - 110px) !important;
        padding: 8px !important;
        padding-bottom: 100px !important; /* Enough padding to clear fixed input bar */
        overflow-y: auto !important;
        overflow-x: hidden !important;
        -webkit-overflow-scrolling: touch !important;
        overscroll-behavior: contain !important;
        touch-action: pan-y !important;
        box-sizing: border-box !important;
    }
    
    .multimodal-ai-chat-input {
        min-height: 56px !important;
        padding: 6px !important;
    }
    
    .multimodal-ai-action-buttons {
        gap: 4px !important;
    }
    
    .multimodal-ai-action-button {
        width: 32px !important;
        height: 32px !important;
        min-width: 32px !important;
        min-height: 32px !important;
    }
}

/* High DPI screen optimizations */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .multimodal-ai-avatar {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
    
    .multimodal-ai-action-button svg {
        width: 20px;
        height: 20px;
    }
}

/* Accessibility improvements for mobile */
@media (max-width: 768px) {
    /* Focus states for touch devices */
    .multimodal-ai-action-button:focus-visible {
        outline: 2px solid var(--input-focus);
        outline-offset: 2px;
    }
    
    #multimodal-ai-user-input:focus {
        border-color: var(--input-focus);
        box-shadow: 0 0 0 3px rgba(92, 107, 192, 0.2);
    }
    
    /* High contrast for readability */
    .multimodal-ai-content {
        color: var(--message-ai-text);
        text-rendering: optimizeLegibility;
    }
    
    /* Better tap targets */
    .multimodal-ai-gallery-btn,
    .multimodal-ai-logout,
    .auth-tab {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        touch-action: manipulation;
    }
    
    /* Ensure music, video, image, and 3D modals display properly on mobile */
    .custom-music-popup,
    .ri-video-overlay,
    #multimodal-ai-image-options,
    #multimodal-ai-3d-options,
    #multimodal-ai-past-chats-overlay {
        z-index: 999999 !important;
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        display: none !important;
        align-items: center !important;
        justify-content: center !important;
        padding: 16px !important;
        pointer-events: none !important; /* Do not block clicks when hidden */
    }
    
    .custom-music-popup[style*="display: flex"],
    .custom-music-popup[style*="display:flex"],
    .custom-music-popup.show,
    .ri-video-overlay[style*="display: flex"],
    .ri-video-overlay[style*="display:flex"],
    .ri-video-overlay.show,
    #multimodal-ai-image-options[style*="display: flex"],
    #multimodal-ai-image-options[style*="display:flex"],
    #multimodal-ai-image-options.show,
    #multimodal-ai-3d-options[style*="display: flex"],
    #multimodal-ai-3d-options[style*="display:flex"],
    #multimodal-ai-3d-options.show,
    #multimodal-ai-past-chats-overlay.active {
        display: flex !important;
        z-index: 999999 !important;
        pointer-events: auto !important; /* Allow interaction when shown */
    }

    /* Keep past chats overlay from covering the drawer on phones */
    @media (max-width: 767px) {
        #multimodal-ai-past-chats-overlay,
        #multimodal-ai-past-chats-overlay.active {
            background: transparent !important;
            opacity: 0 !important;
            pointer-events: none !important;
        }

        /* Ensure the drawer stays above any residual overlays */
        #multimodal-ai-past-chats-panel {
            z-index: 100002 !important;
        }
    }
    
    /* Ensure modal content is scrollable on mobile */
    .custom-music-popup-content,
    .ri-video-modal,
    #multimodal-ai-image-options .multimodal-ai-modal-content {
        max-height: 90vh !important;
        max-width: 95vw !important;
        width: 100% !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
        -webkit-overflow-scrolling: touch !important;
        overscroll-behavior: contain !important;
        touch-action: pan-y !important;
    }
    
    /* Fix music tracks from getting squished on mobile */
    .music-track,
    .multimodal-ai-content .music-track,
    .generated-music-tracks .music-track {
        flex-direction: column !important;
        align-items: stretch !important;
        width: 100% !important;
        max-width: 100% !important;
        min-width: 0 !important;
        padding: 12px !important;
        box-sizing: border-box !important;
        overflow: visible !important;
        max-height: none !important;
        height: auto !important;
    }
    
    .music-player-container,
    .generated-music-tracks {
        overflow: visible !important;
        max-height: none !important;
        height: auto !important;
    }
    
    .music-cover,
    .multimodal-ai-content .music-cover {
        width: 100% !important;
        max-width: 100% !important;
        min-width: 0 !important;
        height: auto !important;
        aspect-ratio: 1 / 1 !important;
        flex-shrink: 0 !important;
    }
    
    .music-info,
    .multimodal-ai-content .music-info {
        width: 100% !important;
        max-width: 100% !important;
        min-width: 0 !important;
        padding: 12px 0 !important;
        box-sizing: border-box !important;
    }
    
    .music-track-header,
    .multimodal-ai-content .music-track-header {
        flex-direction: column !important;
        align-items: flex-start !important;
        width: 100% !important;
        max-width: 100% !important;
        min-width: 0 !important;
        padding: 0 !important;
        box-sizing: border-box !important;
    }
    
    .music-track-controls,
    .multimodal-ai-content .music-track-controls {
        width: 100% !important;
        max-width: 100% !important;
        min-width: 0 !important;
        padding: 12px 0 !important;
        box-sizing: border-box !important;
    }
    
    .music-track audio,
    .multimodal-ai-content .music-track audio {
        width: 100% !important;
        max-width: 100% !important;
        min-width: 0 !important;
        box-sizing: border-box !important;
    }
    
    .music-track-buttons,
    .multimodal-ai-content .music-track-buttons {
        flex-direction: column !important;
        width: 100% !important;
        max-width: 100% !important;
        min-width: 0 !important;
        box-sizing: border-box !important;
    }
    
    .music-download-btn,
    .music-edit-btn,
    .music-delete-btn,
    .multimodal-ai-content .music-download-btn,
    .multimodal-ai-content .music-edit-btn,
    .multimodal-ai-content .music-delete-btn {
        width: 100% !important;
        max-width: 100% !important;
        min-width: 0 !important;
        margin-left: 0 !important;
        box-sizing: border-box !important;
    }
    
    /* Ensure buttons are tappable on mobile */
    #multimodal-ai-music-btn,
    #multimodal-ai-video-btn,
    #multimodal-ai-image-btn,
    #multimodal-ai-3d-btn {
        touch-action: manipulation !important;
        -webkit-tap-highlight-color: rgba(0, 0, 0, 0.1) !important;
        cursor: pointer !important;
        pointer-events: auto !important;
    }
    
    /* Image action buttons on generated images - make circular and smaller on mobile */
    .multimodal-ai-content .image-actions .multimodal-ai-action-button,
    .generated-image-container .image-actions .multimodal-ai-action-button,
    .ri-img-tile .image-actions .multimodal-ai-action-button,
    .ri-img-tile-inner .image-actions .multimodal-ai-action-button,
    .image-actions .multimodal-ai-action-button,
    .image-actions .image-edit-btn,
    .image-actions .image-download-btn,
    .image-actions .image-to-3d-btn,
    .image-actions .image-delete-btn {
        width: 32px !important;
        height: 32px !important;
        min-width: 32px !important;
        min-height: 32px !important;
        max-width: 32px !important;
        max-height: 32px !important;
        border-radius: 50% !important;
        padding: 6px !important;
        margin: 0 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        flex-shrink: 0 !important;
    }
    
    .multimodal-ai-content .image-actions .multimodal-ai-action-button svg,
    .generated-image-container .image-actions .multimodal-ai-action-button svg,
    .ri-img-tile .image-actions .multimodal-ai-action-button svg,
    .ri-img-tile-inner .image-actions .multimodal-ai-action-button svg,
    .image-actions .multimodal-ai-action-button svg {
        width: 16px !important;
        height: 16px !important;
        max-width: 16px !important;
        max-height: 16px !important;
    }
    
    .multimodal-ai-content .image-actions,
    .generated-image-container .image-actions,
    .ri-img-tile .image-actions,
    .ri-img-tile-inner .image-actions,
    .image-actions {
        gap: 6px !important;
    }
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    .ri-progress-icon {
        animation: none;
    }
    
    .ri-progress-fill {
        animation: none;
        transition: width 0.3s ease;
    }
    
    .multimodal-ai-action-button {
        transition: none;
    }
}

/* Dark mode mobile enhancements */
@media (prefers-color-scheme: dark) and (max-width: 768px) {
    .multimodal-ai-chat-input {
        border-top-color: var(--border-color) !important;
        box-shadow: 0 -2px 10px rgba(0,0,0,0.3) !important;
    }
    
    #multimodal-ai-user-input {
        background: var(--chat-input-bg) !important;
        color: var(--message-ai-text) !important;
        border-color: var(--border-color) !important;
    }
}