/**
 * Question Generator Left Panel - Isolated Styles
 * All styles scoped to #qg-left-panel-wrapper to prevent conflicts
 */

#qg-left-panel-wrapper {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
    overflow: visible;
    box-sizing: border-box;
    width: 100%;
}

/* Year Navigation Bar */
#qg-left-panel-wrapper .qg-year-navigation-bar {
    background-color: transparent;
    border: none;
    margin: 0 0 0.5rem 0;
    padding: 0;
    overflow: visible;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

#qg-left-panel-wrapper .qg-year-nav-container {
    display: flex;
    gap: 0.25rem;
    flex: 1;
    min-width: 0;
    padding: 0;
    align-items: center;
    flex-wrap: wrap;
}

#qg-left-panel-wrapper .qg-year-nav-item {
    flex: 1;
    padding: 0.625rem 1rem;
    background-color: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: #6b7280;
    cursor: pointer;
    transition: all 0.15s ease;
    font-family: 'Roboto', sans-serif;
    text-align: center;
    white-space: nowrap;
}

#qg-left-panel-wrapper .qg-year-nav-item:hover:not(.active) {
    background-color: #f3f4f6;
    border-color: #d1d5db;
    color: #374151;
}

#qg-left-panel-wrapper .qg-year-nav-item.active {
    background-color: #2563eb;
    color: #ffffff;
    font-weight: 600;
}

/* Year Header Section */
#qg-left-panel-wrapper .qg-year-header-section {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0;
    padding: 0;
    margin-top: 0;
    position: sticky;
    top: 100px;
    z-index: 99;
    background-color: var(--bg-white);
    padding-top: 12px;
    padding-bottom: 12px;
    margin-top: -12px;
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    padding-left: calc(50vw - 50%);
    padding-right: calc(50vw - 50%);
    box-sizing: border-box;
    overflow: visible;
    flex-wrap: nowrap;
    justify-content: flex-start;
}

/* Hide mobile layout by default (show on mobile only) */
#qg-left-panel-wrapper .qg-year-header-mobile {
    display: none;
}

/* Show desktop layout by default */
#qg-left-panel-wrapper .qg-year-header-desktop {
    display: flex;
}

#qg-left-panel-wrapper .qg-year-header-section {
    padding-left: calc(50vw - 50%);
    padding-right: calc(50vw - 50%);
}

/* Responsive Design */
@media (max-width: 1024px) {
    #qg-left-panel-wrapper .qg-year-header-section {
        position: relative;
        top: 0;
        width: 100%;
        margin-left: 0;
        margin-right: 0;
        padding-left: 0;
        padding-right: 0;
    }
    
    #qg-left-panel-wrapper .qg-header-controls {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }
    
    #qg-left-panel-wrapper .qg-search-filter-group-header {
        max-width: 100%;
        width: 100%;
    }
    
    #qg-left-panel-wrapper .qg-year-dropdown {
        width: 100%;
    }
    
    #qg-left-panel-wrapper .qg-filter-dropdown {
        width: 100%;
    }
}

@media (max-width: 767px) {
    #qg-left-panel-wrapper .qg-year-header-section {
        position: relative !important;
        top: 0 !important;
        width: 100% !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
        padding-top: 12px !important;
        padding-bottom: 12px !important;
        flex-direction: row;
        align-items: center;
        gap: 12px;
        margin-bottom: 12px;
        flex-wrap: wrap;
    }
    
    #qg-left-panel-wrapper .qg-year-heading {
        font-size: 1.25rem;
        margin: 0;
        flex-shrink: 0;
    }
    
    #qg-left-panel-wrapper .qg-filter-controls {
        flex-shrink: 0;
    }
    
    /* Mobile: show mobile layout, hide desktop */
    #qg-left-panel-wrapper .qg-year-header-desktop {
        display: none !important;
    }
    
    #qg-left-panel-wrapper .qg-year-header-mobile {
        display: flex !important;
        flex-direction: row !important;
        flex-wrap: wrap;
        align-items: center;
        gap: 12px;
    }
    
    /* Ensure correct order: heading, year dropdown, filter controls */
    #qg-left-panel-wrapper .qg-year-header-mobile .qg-year-heading {
        flex-shrink: 0;
        order: 1 !important;
    }
    
    /* Year dropdown in middle - target by ID */
    #qg-left-panel-wrapper .qg-year-header-mobile #qg-year-dropdown-container-mobile {
        order: 2 !important;
        flex-shrink: 0;
        margin-left: 0 !important; /* Remove auto margin to keep in order */
    }
    
    /* Filter controls on the right - target by ID */
    #qg-left-panel-wrapper .qg-year-header-mobile #qg-filter-controls-container-mobile {
        order: 3 !important;
        flex-shrink: 0;
        margin-left: auto !important; /* Push filter controls to the right */
    }
    
    /* Search bar on new row, full width */
    #qg-left-panel-wrapper .qg-year-header-mobile .qg-search-container {
        width: 100%;
        margin-bottom: 0;
        margin-top: 12px;
        flex-basis: 100%;
        order: 10;
        max-width: 100%;
    }
    
    #qg-left-panel-wrapper .qg-year-header-mobile .qg-search-container .qg-search-filter-group-header {
        width: 100%;
        max-width: 100%;
    }
    
    #qg-left-panel-wrapper .qg-search-container .qg-search-filter-group-header {
        width: 100%;
        max-width: 100%;
    }
    
    #qg-left-panel-wrapper .qg-year-nav-item {
        font-size: 0.8125rem;
        padding: 0.5rem 0.75rem;
    }
    
    /* Hide question structures and examples on mobile */
    #qg-left-panel-wrapper .qg-topic-structures {
        display: none !important;
    }
    
    #qg-left-panel-wrapper .qg-topic-example-link {
        display: none !important;
    }
}

#qg-left-panel-wrapper .qg-year-header-section .qg-year-heading {
    margin-left: 0;
}

#qg-left-panel-wrapper .qg-year-header-section .qg-header-controls {
    margin-right: 0;
}

#qg-left-panel-wrapper .qg-year-heading {
    font-size: 1.5rem;
    font-weight: 600;
    color: #111827;
    margin: 0;
    flex-shrink: 0;
    white-space: nowrap;
}

#qg-left-panel-wrapper .qg-filter-controls {
    flex-shrink: 0;
}

/* Search container - in header row on desktop */
#qg-left-panel-wrapper .qg-search-container {
    flex-shrink: 0;
    margin-bottom: 0;
}

#qg-left-panel-wrapper .qg-search-container .qg-search-filter-group-header {
    width: 100%;
    max-width: 100%;
}

/* Desktop: title left, search middle, dropdowns right */
@media (min-width: 768px) {
    #qg-left-panel-wrapper .qg-year-header-section {
        flex-wrap: nowrap;
        justify-content: space-between;
    }
    
    #qg-left-panel-wrapper .qg-year-heading {
        flex-shrink: 0;
    }
    
    /* Push search and dropdowns to the right */
    #qg-left-panel-wrapper .qg-search-container {
        width: auto;
        margin-bottom: 0;
        flex: 0 1 auto;
        max-width: 300px;
        margin-left: auto;
        margin-right: 0;
    }
    
    #qg-left-panel-wrapper .qg-year-dropdown-container {
        margin-left: 0;
        margin-right: 0;
    }
    
    #qg-left-panel-wrapper .qg-filter-controls-container {
        margin-right: 0;
    }
    
    #qg-left-panel-wrapper .qg-search-container .qg-search-filter-group-header {
        width: 100%;
        max-width: 100%;
    }
    
    /* When "All Topics" selected, filter is hidden: let search expand to fill horizontal space */
    #qg-left-panel-wrapper .qg-year-header-section.qg-all-topics-selected .qg-search-container {
        flex: 1 1 auto;
        max-width: none;
        min-width: 0;
    }
    #qg-left-panel-wrapper .qg-year-header-section.qg-all-topics-selected .qg-search-container .qg-search-filter-group-header {
        max-width: none;
    }
}

/* Search Bar */
#qg-left-panel-wrapper .qg-search-filter-group-header {
    flex: 1;
    max-width: 300px;
    position: relative;
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

#qg-left-panel-wrapper .qg-year-header-section .qg-search-filter-group-header {
    max-width: 250px;
}

/* All Topics selected: search fills space left by hidden filter */
#qg-left-panel-wrapper .qg-year-header-section.qg-all-topics-selected .qg-search-filter-group-header {
    max-width: none;
}

/* A Level: filter always hidden – let search bar fill horizontal space */
#qg-left-panel-wrapper.qg-level-alevel .qg-year-header-section .qg-search-container {
    flex: 1 1 auto;
    min-width: 0;
    max-width: none;
}
#qg-left-panel-wrapper.qg-level-alevel .qg-year-header-section .qg-search-container .qg-search-filter-group-header {
    max-width: none;
}

/* L2FM: hide year dropdown and Filter by topic dropdown, expand search bar to fill horizontal space */
#qg-left-panel-wrapper.qg-level-l2fm #qg-year-dropdown-container-desktop,
#qg-left-panel-wrapper.qg-level-l2fm #qg-year-dropdown-container-mobile,
#qg-left-panel-wrapper.qg-level-l2fm #qg-filter-controls-container-desktop,
#qg-left-panel-wrapper.qg-level-l2fm #qg-filter-controls-container-mobile {
    display: none !important;
}
#qg-left-panel-wrapper.qg-level-l2fm .qg-year-header-section .qg-search-container {
    flex: 1 1 auto;
    min-width: 0;
    max-width: none;
}
#qg-left-panel-wrapper.qg-level-l2fm .qg-year-header-section .qg-search-container .qg-search-filter-group-header {
    max-width: none;
}

#qg-left-panel-wrapper .qg-search-icon {
    position: absolute;
    left: 0.875rem;
    top: 50%;
    transform: translateY(-50%);
    color: #9ca3af;
    pointer-events: none;
    z-index: 1;
    transition: color 0.2s ease;
}

#qg-left-panel-wrapper .qg-filter-search-header {
    width: 100%;
    padding: 0.625rem 2.75rem 0.625rem 2.5rem;
    border: 1.5px solid #e5e7eb;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    color: #111827;
    background-color: #ffffff;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: inherit;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

#qg-left-panel-wrapper .qg-filter-search-header:hover {
    border-color: #cbd5e1;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.06);
}

#qg-left-panel-wrapper .qg-filter-search-header:focus {
    outline: none;
    border-color: #6b7280;
    box-shadow: 0 0 0 3px rgba(107, 114, 128, 0.1), 0 2px 4px rgba(0, 0, 0, 0.08);
    background-color: #ffffff;
}

#qg-left-panel-wrapper .qg-filter-search-header:focus ~ .qg-search-icon,
#qg-left-panel-wrapper .qg-search-filter-group-header:has(.qg-filter-search-header:focus) .qg-search-icon {
    color: #4b5563;
}

#qg-left-panel-wrapper .qg-filter-search-header::placeholder {
    color: #9ca3af;
}

#qg-left-panel-wrapper .qg-search-clear-btn {
    position: absolute;
    right: 0.625rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #9ca3af;
    transition: all 0.2s ease;
    z-index: 1;
    border-radius: 0.25rem;
}

#qg-left-panel-wrapper .qg-search-clear-btn:hover {
    color: #374151;
    background-color: #f3f4f6;
}

#qg-left-panel-wrapper .qg-search-clear-btn svg {
    width: 16px;
    height: 16px;
}

/* Filter Controls */
#qg-left-panel-wrapper .qg-filter-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

#qg-left-panel-wrapper .qg-filter-label-text {
    font-size: 0.9375rem;
    color: #374151;
    font-weight: 500;
    white-space: nowrap;
}

/* Filter Dropdown */
#qg-left-panel-wrapper .qg-filter-dropdown {
    position: relative;
    display: inline-block;
    overflow: visible;
    z-index: 100;
}

#qg-left-panel-wrapper .qg-filter-dropdown-trigger {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 0.75rem;
    background-color: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
    white-space: nowrap;
    height: 100%;
    box-sizing: border-box;
}

#qg-left-panel-wrapper .qg-filter-dropdown-trigger:hover {
    border-color: #d1d5db;
    background-color: #f9fafb;
}

#qg-left-panel-wrapper .qg-filter-dropdown.open .qg-filter-dropdown-trigger {
    border-color: #3b82f6;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.1);
}

#qg-left-panel-wrapper .qg-filter-dropdown-text {
    white-space: nowrap;
}

#qg-left-panel-wrapper .qg-filter-dropdown-trigger svg {
    flex-shrink: 0;
    color: #6b7280;
    transition: transform 0.2s ease;
}

#qg-left-panel-wrapper .qg-filter-dropdown.open .qg-filter-dropdown-trigger svg {
    transform: rotate(180deg);
}

#qg-left-panel-wrapper .qg-filter-dropdown-menu {
    position: absolute;
    top: calc(100% + 0.25rem);
    right: 0;
    min-width: 120px;
    background-color: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 0.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    list-style: none;
    margin: 0;
    padding: 0.25rem;
    display: none;
    z-index: 101;
}

/* Year dropdown menu - wider to accommodate year names */
#qg-left-panel-wrapper #qg-year-dropdown-menu {
    min-width: 140px;
    max-width: 200px;
}

#qg-left-panel-wrapper .qg-filter-dropdown.open .qg-filter-dropdown-menu {
    display: block;
}

#qg-left-panel-wrapper .qg-filter-dropdown-menu li {
    margin: 0;
    padding: 0;
}

#qg-left-panel-wrapper .qg-filter-dropdown-item {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: none;
    background: transparent;
    text-align: left;
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151;
    cursor: pointer;
    border-radius: 0.375rem;
    transition: all 0.15s ease;
    font-family: inherit;
}

#qg-left-panel-wrapper .qg-filter-dropdown-item:hover {
    background-color: #f3f4f6;
    color: #111827;
}

#qg-left-panel-wrapper .qg-filter-dropdown-item.active {
    background-color: #eff6ff;
    color: #3b82f6;
    font-weight: 600;
}

/* Panel Section */
#qg-left-panel-wrapper .qg-panel-section {
    background-color: transparent;
    border: none;
    border-radius: 0;
    padding: 0;
    box-shadow: none;
    width: 100%;
    box-sizing: border-box;
    min-width: 0;
    overflow: visible;
}

#qg-left-panel-wrapper .qg-filter-panel {
    padding: 0;
}

/* Topics List */
#qg-left-panel-wrapper .qg-topics-list {
    padding: 0;
    background-color: transparent;
    width: 100%;
    box-sizing: border-box;
    min-width: 0;
    overflow-wrap: break-word;
}

#qg-left-panel-wrapper .qg-empty-message {
    padding: 2rem;
    text-align: center;
    color: #4b5563;
    font-size: 0.9375rem;
}

/* Term Accordion */
#qg-left-panel-wrapper .qg-term-accordion {
    margin-bottom: 0.75rem;
    border-radius: 0.75rem;
    overflow: hidden;
    background-color: #ffffff;
    border: 1px solid #e5e7eb;
    transition: all 0.2s;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

#qg-left-panel-wrapper .qg-term-accordion:last-child {
    margin-bottom: 0;
}

#qg-left-panel-wrapper .qg-term-accordion.expanded {
    background-color: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border-color: #e5e7eb;
}

#qg-left-panel-wrapper .qg-term-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    cursor: pointer;
    user-select: none;
    transition: all 0.2s;
    background-color: #ffffff;
    border: none;
    width: 100%;
    text-align: left;
    font-family: inherit;
    min-height: 3rem;
}

#qg-left-panel-wrapper .qg-term-header:hover {
    background-color: #f9fafb;
}

#qg-left-panel-wrapper .qg-term-accordion.expanded .qg-term-header {
    background-color: #f9fafb;
    border-bottom: 1px solid #e5e7eb;
}

#qg-left-panel-wrapper .qg-term-header-title {
    font-size: 1.0625rem;
    font-weight: 600;
    color: #111827;
    flex: 1;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

#qg-left-panel-wrapper .qg-term-selected-count,
#qg-left-panel-wrapper .qg-topic-selected-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.25rem 0.5rem;
    color: #ffffff;
    font-size: 0.6875rem;
    font-weight: 600;
    border-radius: 0.25rem;
    white-space: nowrap;
    line-height: 1.2;
    min-width: fit-content;
    flex-shrink: 0;
    min-height: 1.25rem;
}

#qg-left-panel-wrapper .qg-term-selected-count {
    margin-left: 0.5rem;
    background-color: #2563eb;
}

#qg-left-panel-wrapper .qg-topic-selected-count {
    background-color: #60a5fa;
}

#qg-left-panel-wrapper .qg-term-caret {
    font-size: 1.25rem;
    color: #4b5563;
    transition: color 0.2s;
    flex-shrink: 0;
    width: 20px;
    text-align: center;
    font-weight: 400;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

#qg-left-panel-wrapper .qg-term-content {
    padding: 0.5rem 1rem 0.75rem;
    background-color: #ffffff;
    display: flex;
    flex-direction: column;
    gap: 0px;
}

/* Topic Card */
#qg-left-panel-wrapper .qg-topic-card {
    background-color: transparent;
    border: none;
    border-radius: 0;
    transition: all 0.2s;
    overflow: visible;
    margin-bottom: 0.25rem;
    box-shadow: none;
    padding: 0;
    min-height: auto;
}

#qg-left-panel-wrapper .qg-topic-card.expanded {
    background-color: transparent;
    box-shadow: none;
}

#qg-left-panel-wrapper .qg-topic-header-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0.5rem;
    background: none;
    border: none;
    cursor: pointer;
    width: 100%;
    text-align: left;
    font-family: inherit;
    transition: all 0.2s;
    gap: 1rem;
    border-radius: 0;
}

#qg-left-panel-wrapper .qg-topic-header-link:hover {
    background-color: transparent;
}

#qg-left-panel-wrapper .qg-topic-card.expanded .qg-topic-header-link {
    background-color: transparent;
    border-bottom: none;
}

#qg-left-panel-wrapper .qg-topic-card-name {
    font-size: 1rem;
    color: #374151;
    font-weight: 600;
    flex: 1;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

#qg-left-panel-wrapper .qg-free-unlock-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: #059669;
}

#qg-left-panel-wrapper .qg-free-unlock-icon svg {
    width: 16px;
    height: 16px;
}

#qg-left-panel-wrapper .qg-free-lock-icon-card {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: #9ca3af;
}

#qg-left-panel-wrapper .qg-free-lock-icon-card svg {
    width: 16px;
    height: 16px;
}

#qg-left-panel-wrapper .qg-topic-structures {
    font-size: 0.875rem;
    color: #6b7280;
    flex-shrink: 0;
}

#qg-left-panel-wrapper .qg-topic-expand-icon {
    font-size: 1.25rem;
    color: #6b7280;
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

#qg-left-panel-wrapper .qg-topic-dropdown {
    padding: 0.15rem 0 0.35rem 0.5rem;
    background-color: transparent;
    border-top: none;
    display: none;
    flex-direction: column;
}

#qg-left-panel-wrapper .qg-topic-card.expanded .qg-topic-dropdown {
    display: flex;
}

/* Topic subheading (e.g. Decimals – Place value, ordering and rounding) */
#qg-left-panel-wrapper .qg-topic-subheading {
    padding: 8px 14px 4px 12px;
    font-size: 12px;
    font-weight: 600;
    color: #4B5563;
    text-transform: none;
    letter-spacing: 0.02em;
    border-bottom: 1px solid #e5e7eb;
    background: #F3F4F6;
    margin-top: 6px;
}
#qg-left-panel-wrapper .qg-topic-subheading:first-child {
    margin-top: 0;
}

/* Dropdown Item Row */
#qg-left-panel-wrapper .qg-dropdown-item-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.25rem 0.5rem;
    border-bottom: 1px solid #e5e7eb;
    transition: all 0.2s;
    margin: 0;
    border-radius: 0;
    min-height: 1.75rem;
    position: relative;
    cursor: pointer;
}

#qg-left-panel-wrapper .qg-dropdown-item-row:last-child {
    border-bottom: none;
}

#qg-left-panel-wrapper .qg-dropdown-item-row:hover {
    background-color: #f9fafb;
}

#qg-left-panel-wrapper .qg-dropdown-item-row.search-match {
    background-color: #fef3c7;
}

#qg-left-panel-wrapper .qg-dropdown-item-row.search-match:hover {
    background-color: #fde68a;
}

#qg-left-panel-wrapper .qg-dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex: 1;
    cursor: pointer;
    padding: 0.5rem;
    margin: -0.5rem;
    min-height: calc(100% + 1rem);
    position: relative;
}

#qg-left-panel-wrapper .qg-dropdown-item input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: #4b5563;
    flex-shrink: 0;
    margin: 0;
}

#qg-left-panel-wrapper .qg-dropdown-item-number {
    font-size: 0.8125rem;
    color: #374151;
    min-width: 22px;
    flex-shrink: 0;
}

#qg-left-panel-wrapper .qg-dropdown-item-name {
    font-size: 0.85rem;
    color: #374151;
    flex: 1;
}

#qg-left-panel-wrapper .qg-dropdown-item input[type="checkbox"]:checked + .qg-dropdown-item-number + .qg-dropdown-item-name {
    color: #111827;
    font-weight: 500;
}

/* Topic Example Link */
#qg-left-panel-wrapper .qg-topic-example-link {
    font-size: 0.8125rem;
    color: #4b5563;
    text-decoration: none;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    transition: all 0.2s;
    flex-shrink: 0;
    position: relative;
    cursor: pointer;
}

#qg-left-panel-wrapper .qg-topic-example-link:hover {
    color: #2563eb;
    background-color: #d1d5db;
}

#qg-left-panel-wrapper .qg-topic-example-popup {
    position: fixed;
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 0.5rem;
    padding: 0.75rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    max-width: 400px;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s;
    font-size: 0.875rem;
    color: #111827;
    line-height: 1.5;
}

#qg-left-panel-wrapper .qg-topic-example-popup img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0.5rem 0;
    border-radius: 0.375rem;
}

#qg-left-panel-wrapper .qg-topic-example-link:hover .qg-topic-example-popup {
    opacity: 1;
    visibility: visible;
}