/* GLOBAL SEARCH MODULE */
        #global-search-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.5);
            z-index: 9999;
            display: flex;
            justify-content: center;
            align-items: flex-start;
            padding-top: 15vh;
            backdrop-filter: blur(4px);
        }

        #global-search-overlay.hidden {
            display: none;
        }

        #global-search-modal {
            width: 100%;
            max-width: 750px;
            background-color: rgba(var(--bg-secondary-rgb), var(--ui-opacity));
            border-radius: 8px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
            overflow: hidden;
        }

        #global-search-modal .search-input-wrapper {
            display: flex;
            align-items: flex-start;
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-color);
        }


        .search-input-wrapper svg {
            color: var(--text-secondary);
            margin-right: 12px;
            margin-top: 0.2em;
        }

        #global-search-input {
            width: 100%;
            font-size: 1.2em;
            border: none;
            outline: none;
            background: transparent;
            color: var(--text-primary);
            resize: none;
            overflow-y: hidden;
            line-height: 1.4;
            font-family: inherit;
        }

        #global-search-input.expanded {
            min-height: 90px;
            white-space: pre-wrap;
        }

        #global-search-results {
            max-height: 500px;
            overflow-y: auto;
        }

        #global-search-btn {
            background: transparent;
            border: none;
        }

        .search-result-item {
            display: flex;
            align-items: center;
            padding: 14px 18px;
            cursor: pointer;
            border-bottom: 1px solid var(--border-color);
            transition: background-color 0.2s ease;
        }

        .search-result-item:last-child {
            border-bottom: none;
        }

        .search-result-item:hover {
            background-color: var(--background-color-secondary);
        }

        .search-result-item.selected {
            background-color: var(--primary-color);
            color: var(--text-on-primary);
        }

        .search-result-item.selected .result-text,
        .search-result-item.selected .result-category,
        .search-result-item.selected .result-icon {
            color: var(--text-on-primary);
        }

        /* --- Unified Image Snippet Styling --- */
        /* For Global Search Thumbnails */
        .search-result-image-wrapper {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .search-result-image-wrapper img {
            width: 320px;
            height: 250px;
            object-fit: cover;
            border-radius: 6px;
            flex-shrink: 0;
        }

        .search-result-caption {
            font-size: 0.9em;
            font-style: italic;
            color: var(--text-secondary);
            line-height: 1.4;
        }

        .search-result-item.selected .search-result-caption {
            color: var(--text-on-primary);
        }

        /* For Category View (Read Mode Style) */
        .category-summary-card .snippet .image-container {
            max-width: 100%;
            display: inline-block;
            /* Prevents flex stretching issues */
        }

        .category-summary-card .snippet img {
            max-width: 100% !important;
            /* Force image to fit container */
            height: auto !important;
            /* Maintain aspect ratio */
        }

        .result-icon {
            margin-right: 16px;
            width: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .result-icon svg {
            width: 20px;
            height: 20px;
            stroke-width: 2px;
            color: var(--text-secondary);
        }

        .result-content {
            display: flex;
            flex-direction: column;
        }

        .result-text {
            font-size: 1.05em;
            font-weight: 500;
            line-height: 1.3;
            color: var(--text-color);
        }

        .result-category {
            font-size: 0.75em;
            color: var(--text-color-secondary);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-top: 4px;
        }

        /* Style for the "No results found" message */
        .no-results-item {
            padding: 20px;
            text-align: center;
            color: var(--text-color-secondary);
        }

        .search-footer {
            display: flex;
            justify-content: space-around;
            padding: 8px 16px;
            background-color: var(--background-color-secondary);
            font-size: 0.8em;
            color: var(--text-color-secondary);
        }

        #global-search-modal .result-icon .badge-icon svg {
            color: inherit;
        }

        /* --- Readability fix for 0% Opacity --- */
        :root.zero-opacity-active header .btn-icon,
        :root.zero-opacity-active .article-controls .btn-icon {
            color: #ffffff;
            filter: drop-shadow(0 0 2px rgba(0, 0, 0, 0.7));
        }

        :root.zero-opacity-active header .btn-icon:hover,
        :root.zero-opacity-active .article-controls .btn-icon:hover {
            background-color: rgba(255, 255, 255, 0.2);
            color: #ffffff;
        }

        /* MOBILE VIEW ADAPTATIONS (v2+) */

        body.mobile-view .card-header-info {
            justify-content: flex-start;
            gap: 4px;
        }

        body.mobile-view .article-container,
        body.mobile-view .category-view-container,
        body.mobile-view .tags-view-container,
        body.mobile-view .flashcard-grid,
        body.mobile-view .stats-dashboard-view {
            padding-left: 0.25rem;
            padding-right: 0.25rem;
        }

        body.mobile-view .modal-content {
            padding: 1.5rem 1rem;
        }

        body.mobile-view .category-filters .category-chip {
            padding: 6px 8px;
            font-size: 0.85rem;
        }

        /* --- REFINED MOBILE FLASHCARD FOOTER (OVERLAY STYLE) --- */
        body.mobile-view .flashcard-tile-footer {
            opacity: 1;
            transform: none;
            background: transparent;
            backdrop-filter: none;
            -webkit-backdrop-filter: none;
            box-shadow: none;
            border: none;
            padding: 0;
            gap: 4px;
        }

        body.mobile-view .flashcard-tile-content {
            padding-bottom: 1px;
            -webkit-mask-image: linear-gradient(to bottom, black 85%, transparent 100%);
            mask-image: linear-gradient(to bottom, black 85%, transparent 100%);
        }

        body.mobile-view .flashcard-tile-footer .btn-icon {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background-color: rgba(var(--bg-secondary-rgb), 0.8);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
        }

        body.mobile-view .flashcard-tile-footer .btn-icon:hover {
            color: var(--text-secondary);
            transform: none;
            background-color: rgba(var(--bg-secondary-rgb), 0.8);
        }

        body.mobile-view {
            font-size: 15px;
            -webkit-tap-highlight-color: transparent;
        }

        body.mobile-view main .view.active,
        body.mobile-view .library-main,
        body.mobile-view .tags-view-container,
        body.mobile-view .stats-dashboard-view {
            padding: 0.75rem;
        }

        /* --- 2A. Global Layout & Header --- */
        body.mobile-view header {
            padding: 0 4px;
        }

        .mobile-header-more-btn {
            display: none;
            margin-top: 0;
        }

        body.mobile-view header .header-main-actions,
        body.mobile-view header .header-overflow-actions,
        body.mobile-view header .header-fixed-actions {
            gap: 3px;
        }

        /* Hide the overflow group by default in mobile view */
        body.mobile-view .header-overflow-actions {
            display: none;
        }

        /* Show the "More" button only on mobile */
        body.mobile-view .mobile-header-more-btn {
            display: flex;
        }

        /* When more is clicked, show the overflow buttons in a flex-column popup */
        body.mobile-view.mobile-header-expanded header {
            position: relative;
        }

        body.mobile-view.mobile-header-expanded .header-overflow-actions {
            display: flex;
            position: absolute;
            top: 100%;
            right: 5px;
            flex-direction: column;
            background-color: var(--bg-secondary);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border-color);
            padding: 4px;
            z-index: 1001;
            animation: slideDown 0.2s ease-out;
            transform-origin: top right;
        }

        @keyframes slideDown {
            from {
                opacity: 0;
                transform: scale(0.95) translateY(-10px);
            }

            to {
                opacity: 1;
                transform: scale(1) translateY(0);
            }
        }

        /* FIX: Ensure split screen toolbar is well-positioned on mobile */
        body.mobile-view.split-iframe-mode .article-controls {
            max-width: 100% !important;
            bottom: 0 !important;
            border-radius: 0 !important;
            border-top: 1px solid var(--border-color);
            background-color: var(--bg-secondary);
        }

        /* --- 2B. Library View --- */
        body.mobile-view .article-grid {
            grid-template-columns: 1fr;
            gap: 12px;
        }

        body.mobile-view .library-title {
            font-size: 2.5rem;
        }

        body.mobile-view .search-and-filter-bar {
            display: flex;
            flex-direction: row;
            gap: 0.5rem;
            align-items: center;
        }

        body.mobile-view .category-chip {
            min-width: 55px;
            text-align: center;
            padding: 8px 10px;
        }

        body.mobile-view .search-and-filter-bar .search-bar-container {
            flex-grow: 1;
        }

        /* Make the sort button compact */
        body.mobile-view .search-and-filter-bar #sort-filter {
            flex-shrink: 0;
            padding: 8px 12px;
            font-size: 0.8rem;
        }

        body.mobile-view .category-filters {
            width: 100%;
            flex-wrap: wrap;
            justify-content: center;
            padding-bottom: 8px;
            gap: 3px;
        }

        body.mobile-view .category-filters::-webkit-scrollbar {
            height: 3px;
        }

        body.mobile-view .category-filters::-webkit-scrollbar-track {
            background: transparent;
        }

        body.mobile-view .category-filters .btn {
            flex-shrink: 0;
        }

        /* --- 2C. Article View & Controls --- */
        body.mobile-view.write-mode main {
            scroll-padding-bottom: 50vh;
        }

        body.mobile-view .article-container {
            padding: 1rem 1rem 20vh 1rem;
        }

        body.mobile-view #article-controls {
            padding: 4px;
            gap: 4px;
        }

        body.mobile-view .controls-wrapper {
            gap: 4px;
        }

        body.mobile-view .article-controls {
            max-width: 95vw;
            bottom: 1rem;
            padding: 4px;
        }

        /* NEW: This ensures the tutorial buttons are spaced evenly and look great */
        body.mobile-view .article-controls .controls-wrapper {
            width: 100%;
        }

        body.mobile-view .article-controls .btn-gradient-text {
            flex-grow: 1;
            padding: 12px 8px;
            font-size: 1rem;
        }

        /* Read Mode: Show only essential controls */
        body.mobile-view .read-mode-controls .control-divider,
        body.mobile-view .read-mode-controls [data-action="copyHighlights"],
        body.mobile-view .read-mode-controls [data-action="exportHtml"],
        body.split-iframe-mode .read-mode-controls .control-divider,
        body.split-iframe-mode .read-mode-controls [data-action="goToCategory"],
        body.split-iframe-mode .read-mode-controls [data-action="copyHighlights"],
        body.split-iframe-mode .read-mode-controls [data-action="exportHtml"] {
            display: none;
        }

        body.mobile-view .write-mode-controls .control-divider,
        body.mobile-view .write-mode-controls [data-action="format"],
        body.mobile-view .write-mode-controls #list-group,
        body.mobile-view .write-mode-controls #format-group,
        body.split-iframe-mode .write-mode-controls .control-divider,
        body.split-iframe-mode .write-mode-controls [data-action="format"],
        body.split-iframe-mode .write-mode-controls [data-action="manageTable"],
        body.split-iframe-mode .write-mode-controls #list-group,
        body.split-iframe-mode .write-mode-controls #format-group,
        body.split-iframe-mode .write-mode-controls [data-action="insertCheckbox"],
        body.split-iframe-mode .write-mode-controls [data-action="insertAccordion"] {
            display: none;
        }



        body.mobile-view #category-selector {
            max-width: 110px;
        }

        /* --- 2D. Flashcard Study View --- */
        body.mobile-view .study-view {
            padding: 0.5rem;
            padding-bottom: 150px;
        }

        body.mobile-view .study-card-content-box {
            font-size: var(--study-card-font-size, 1.5rem);
        }

        body.mobile-view .study-controls {
            flex-wrap: wrap;
            justify-content: center;
            gap: 8px;
        }

        body.mobile-view .btn-study-rating {
            padding: 10px 16px;
            font-size: 0.9rem;
        }

        body.mobile-view .flashcard-view-header {
            justify-content: center;
        }

        /* --- 2E. Modals (Hub, Settings, etc.) --- */
        body.mobile-view .modal-backdrop {
            padding: 0;
            top: 0;
            height: 100%;
            display: flex;
            align-items: flex-end;
            justify-content: center;
            background-color: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            z-index: 200000;
        }

        body.mobile-view .modal-content:not(.productivity-modal):not(.ascension-modal-dark) {
            width: 100% !important;
            max-width: 100% !important;
            height: auto !important;
            max-height: 85vh !important;
            border-radius: 24px 24px 0 0 !important;
            padding: 1.5rem 1.5rem 2.5rem 1.5rem !important;
            box-shadow: 0 -10px 30px rgba(0,0,0,0.3) !important;
            animation: slideUpBottomNav 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
            background: linear-gradient(135deg, var(--bg-secondary), var(--bg-primary)) !important;
            border: 1px solid var(--border-color) !important;
            border-bottom: none !important;
            box-sizing: border-box;
        }

        @keyframes slideUpBottomNav {
            from {
                transform: translateY(100%);
            }
            to {
                transform: translateY(0);
            }
        }

        body.mobile-view .productivity-modal {
            width: 100vw !important;
            max-width: 100vw !important;
            height: 100vh !important;
            height: 100dvh !important;
            max-height: 100vh !important;
            max-height: 100dvh !important;
            border-radius: 0 !important;
            box-shadow: none !important;
            border: none !important;
            margin: 0 !important;
            padding: 0 !important;
        }

        body.mobile-view .tag-modal-body,
        body.mobile-view .guide-content,
        body.mobile-view .shortcut-modal-content>div {
            max-height: calc(100vh - 150px);
        }

        /* --- 2F. General UI Tweaks --- */
        body.mobile-view .btn {
            padding: 8px 10px;
            white-space: nowrap;
        }

        body.mobile-view .btn-icon {
            width: 40px;
            height: 40px;
        }

        /* --- NEW: Command Palette Mobile Style --- */
        body.mobile-view #command-palette {
            width: 95vw;
            max-width: 400px;
        }

        body.mobile-view header,
        body.mobile-view #article-controls,
        body.mobile-view .modal-buttons,
        body.mobile-view .btn,
        body.mobile-view .category-chip {
            text-align: center;
            padding: 8px 12px;
        }

        body.mobile-view .btn,
        body.mobile-view .article-card,
        body.mobile-view .flashcard-tile,
        body.mobile-view .category-chip,
        body.mobile-view .tag-item {
            position: relative;
            overflow: hidden;
        }

        body.mobile-view *:focus-visible {
            outline: none;
            box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary-color) 40%, transparent);
        }

        /* --- 2E-2. Map Views (Mind Map & Visual Map) --- */
        body.mobile-view #visual-map-view.active,
        body.mobile-view #mindmap-view.active {
            padding: 0.75rem;
            gap: 0.75rem;
        }

        body.mobile-view #visual-map-controls,
        body.mobile-view #mindmap-controls {
            gap: 6px;
            min-height: auto;
        }

        body.mobile-view #visual-map-container,
        body.mobile-view #mindmap-container {
            border-radius: var(--border-radius-lg);
        }

        body.mobile-view .control-group .search-input {
            width: 140px;
        }

        /* --- 2G. Zen Mode Mobile Responsiveness --- */

        body.mobile-view .zen-mode-overlay {
            padding: 1.5rem 1rem;
        }

        body.mobile-view .zen-timer {
            font-size: clamp(5.5rem, 22vw, 8rem);
        }

        body.mobile-view .zen-task-title {
            font-size: clamp(1.2rem, 5vw, 1.5rem);
            -webkit-line-clamp: 2;
        }

        body.mobile-view .zen-bottom-controls {
            bottom: 2.5rem;
            gap: 2rem;
        }

        body.mobile-view .zen-bottom-controls .btn-icon {
            transform: scale(1.2);
        }

        /* --- Audio Recording Indicator --- */
        @keyframes red-pulse {
            0% {
                box-shadow: 0 0 0 0 rgba(220, 53, 69, 0.7);
            }

            70% {
                box-shadow: 0 0 0 10px rgba(220, 53, 69, 0);
            }

            100% {
                box-shadow: 0 0 0 0 rgba(220, 53, 69, 0);
            }
        }

        .write-mode-controls .btn-icon.is-recording {
            color: var(--danger-color);
            animation: red-pulse 2s infinite;
            border-radius: 50%;
        }

        html.mobile-view {
            scroll-behavior: smooth;
        }

        /* --- Floating Navigation Menu FAB for Mobile --- */
        .floating-nav-container {
            display: none;
        }

        @media (max-width: 612px) {
            .floating-nav-container {
                display: block;
                position: fixed;
                bottom: 24px;
                right: 24px;
                z-index: 999999;
            }

            .floating-nav-trigger {
                width: 56px;
                height: 56px;
                border-radius: 50%;
                background: linear-gradient(135deg, var(--primary-color), var(--primary-color-hover, #ff8c00));
                color: #ffffff !important;
                border: none;
                box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
                display: flex;
                align-items: center;
                justify-content: center;
                cursor: pointer;
                transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            }

            .floating-nav-trigger svg {
                stroke: currentColor;
                color: #ffffff !important;
            }

            .floating-nav-trigger:active {
                transform: scale(0.9);
            }

            .floating-nav-menu {
                display: flex;
                flex-direction: column;
                gap: 8px;
                position: absolute;
                bottom: 68px;
                right: 0;
                background: var(--bg-secondary);
                border: 1px solid var(--border-color);
                border-radius: 16px;
                padding: 10px;
                box-shadow: 0 10px 35px rgba(0, 0, 0, 0.25);
                opacity: 0;
                transform: scale(0.8) translateY(20px);
                transform-origin: bottom right;
                pointer-events: none;
                transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
                min-width: 170px;
                box-sizing: border-box;
            }

            .floating-nav-container.open .floating-nav-menu {
                opacity: 1;
                transform: scale(1) translateY(0);
                pointer-events: auto;
            }

            .floating-nav-menu button {
                display: flex;
                align-items: center;
                gap: 12px;
                background: transparent;
                border: none;
                color: var(--text-primary);
                padding: 12px 14px;
                border-radius: 12px;
                cursor: pointer;
                font-size: 0.95rem;
                font-weight: 600;
                text-align: left;
                width: 100%;
                transition: all 0.2s;
                box-sizing: border-box;
            }

            .floating-nav-menu button:active {
                background: var(--bg-tertiary);
                color: var(--primary-color);
            }

            .floating-nav-menu button svg {
                color: var(--primary-color);
                stroke: currentColor;
            }

            /* Hide matching header buttons on mobile to avoid clutter */
            body.mobile-view #settings-btn,
            body.mobile-view #global-search-btn,
            body.mobile-view .mobile-header-more-btn {
                display: none !important;
            }

            /* Hide navigation trigger FAB on note read/write views to prevent toolbar overlap */
            body.article-active .floating-nav-container {
                display: none !important;
            }

            /* Reset paddings since bottom bar is removed */
            body.mobile-view #main-container,
            body.mobile-view .library-main,
            body.mobile-view #article-container {
                padding-bottom: 24px !important;
            }
        }

        body.split-iframe-mode .floating-nav-container,
        body.study-mode-active .floating-nav-container,
        body.presentation-mode .floating-nav-container,
        body.focus-mode .floating-nav-container,
        body.view-visual-map .floating-nav-container,
        body.view-mindmap .floating-nav-container,
        body.view-article .floating-nav-container,
        body.article-active .floating-nav-container,
        body.view-category .floating-nav-container {
            display: none !important;
        }