/* Component-Specific Styles */

/* Panel Toggle Button */
.panel-toggle-btn {
    position: absolute;
    top: 12px;
    right: 8px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    width: 28px;
    height: 28px;
    border-radius: 6px;
    z-index: 10;
    transition: all 0.2s ease;
}
.panel-toggle-btn:hover { 
    background-color: var(--hover-bg); 
    color: var(--text-primary); 
}
.panel-collapsed .panel-toggle-btn {
    right: auto;
    left: calc((var(--panel-width-collapsed) - 28px) / 2);
}
.panel-toggle-btn i {
    transition: transform 0.3s ease-in-out;
}
.panel-collapsed .panel-toggle-btn i { 
    transform: rotate(180deg); 
}

/* User Profile Section */
.user-profile-section {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
}
.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}
#user-profile-pic {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border-color);
    background-color: var(--accent-light-bg);
}
#user-display-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.user-profile-section #logout-btn {
    width: 100%;
}
#admin-console-link {
    margin-top: 8px;
}

/* Accordion Components */
.accordion-header { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    padding: 12px 16px; 
    cursor: pointer; 
    font-weight: 600; 
    color: var(--text-primary); 
    user-select: none; 
    border-bottom: 1px solid var(--border-color); 
}
.accordion-header:hover { 
    background-color: var(--light-bg); 
}
.accordion-header .icon { 
    transition: transform 0.2s ease; 
}
.accordion-header.collapsed .icon { 
    transform: rotate(-90deg); 
}
.accordion-content { 
    padding: 8px; 
    overflow: hidden; 
    max-height: 500px; 
    transition: max-height 0.3s ease-in-out, padding 0.3s ease-in-out; 
}
.accordion-content.collapsed { 
    max-height: 0; 
    padding: 0 8px; 
}

/* File Explorer Components */
.file-explorer { 
    list-style: none; 
    padding: 0; 
    margin: 0; 
}
.file-item a { 
    display: flex; 
    align-items: center; 
    gap: 10px; 
    padding: 8px; 
    border-radius: 6px; 
    color: var(--text-secondary); 
    text-decoration: none; 
    font-weight: 500; 
    overflow: hidden; 
}
.file-item a:hover { 
    background-color: var(--hover-bg); 
    color: var(--text-primary); 
}
.file-item a > span {
	overflow: hidden;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 3;
	line-clamp: 3;
	min-width: 0;
	overflow-wrap: anywhere;
}
.file-item a.active { 
    background-color: var(--accent-light-bg); 
    color: var(--primary-accent-start); 
    font-weight: 600; 
}
.file-item i.fa-folder, 
.file-item i.fa-folder-open { 
    color: var(--folder-icon); 
}
.file-item i.fa-file-alt { 
    color: var(--text-secondary); 
}
.file-item a.active i { 
    color: var(--primary-accent-start); 
}
.file-item .nested-files { 
    list-style: none; 
    padding-left: 20px; 
}
.nested-files.hidden { 
    display: none; 
}

.item-delete-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    margin-left: auto;
    opacity: 0;
    transition: opacity 0.2s;
}
.file-item:hover .item-delete-btn {
    opacity: 1;
}
.item-delete-btn:hover {
    background-color: var(--error-bg);
    color: var(--error-text);
}

/* File Status Indicators */
.file-status-icon {
    margin-right: 8px;
    font-size: 0.8em;
    width: 14px;
    text-align: center;
}
.file-status-icon.processing {
    color: var(--processing-color);
}
.file-status-icon.failed {
    color: var(--error-text);
}

/* 5-step battery under filename during generation */
.file-gen-battery {
    display: inline-flex;
    gap: 3px;
    align-items: center;
}
.file-gen-battery .battery-cell {
    width: 10px;
    height: 6px;
    border-radius: 2px;
    background: var(--disabled-text);
    opacity: 0.9;
}
.file-gen-battery .battery-cell:nth-child(1),
.file-gen-battery .battery-cell:nth-child(2),
.file-gen-battery .battery-cell:nth-child(3) {
	width: 20px;
}
.file-gen-battery .battery-cell.active {
    background: var(--processing-color);
    opacity: 1;
}

/* Failed state: keep stage count, but color cells red */
.file-gen-battery.failed .battery-cell.active {
    background: var(--error-text);
}

/* Action Groups */
.action-group {
    margin-bottom: 24px;
}
.action-group:last-child {
    margin-bottom: 0;
}
.action-group-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    padding: 0 4px 8px 4px;
    margin: 0 0 12px 0;
}
.action-divider {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 8px 0;
}
.actions-container { 
    padding: 16px; 
}
.actions-container h2 { 
    font-size: 1.1rem; 
    padding: 0 0 12px 0; 
    font-weight: 600; 
    margin: 0 0 8px 0; 
    color: var(--text-primary); 
}
.actions-list { 
    display: flex; 
    flex-direction: column; 
    gap: 8px; 
}

/* Button Components */
.control-panel .button { 
    display: flex; 
    align-items: center; 
    gap: 12px; 
    padding: 10px 12px; 
    background-color: var(--light-bg); 
    color: var(--text-secondary); 
    border-radius: 6px; 
    cursor: pointer; 
    font-size: 0.9rem; 
    font-weight: 500; 
    text-align: left; 
    transition: all 0.2s ease; 
    border: 1px solid var(--border-color); 
    white-space: nowrap; 
}
.control-panel .button i { 
    width: 18px; 
    text-align: center; 
    color: var(--primary-accent-start); 
    transition: color 0.2s ease; 
}
.control-panel .button:hover { 
    background-color: var(--hover-bg); 
    border-color: var(--border-light); 
    color: var(--text-primary); 
}
.control-panel .button.active { 
    background-color: var(--accent-light-bg); 
    color: var(--primary-accent-start); 
    font-weight: 600; 
    border-color: var(--primary-accent-start); 
}
.control-panel .button.active i { 
    color: var(--primary-accent-start); 
}
.control-panel .button.primary { 
    background-image: linear-gradient(45deg, var(--primary-accent-start), var(--primary-accent-end)); 
    color: white; 
    border: none; 
    box-shadow: 0 4px 10px rgba(79, 70, 229, 0.2); 
}
.control-panel .button.primary:hover { 
    transform: translateY(-2px); 
    box-shadow: 0 6px 15px rgba(79, 70, 229, 0.3); 
    border: none; 
}
.control-panel .button.primary i { 
    color: white; 
}
.control-panel .button:disabled,
.control-panel .button:disabled:hover {
    background-color: var(--hover-bg);
    color: var(--disabled-text);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    border-color: var(--border-color);
}
.control-panel .button.primary:disabled,
.control-panel .button.primary:disabled:hover {
    background-image: none;
}
.control-panel .button.danger {
    color: var(--error-text);
    border-color: var(--error-border);
}
.control-panel .button.danger:hover {
    background-color: var(--error-bg);
}
.control-panel .button.danger i {
    color: var(--error-text);
}

/* Panel Collapsed States */
.panel-collapsed .user-profile-section {
    padding: 0;
    margin-top: 50px;
    border-bottom: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}
.panel-collapsed .user-info { 
    margin-bottom: 0; 
}
.panel-collapsed #user-display-name { 
    display: none;
}
.panel-collapsed .user-profile-section #logout-btn {
    display: none;
}
.panel-collapsed .button.danger {
    display: none !important;
}
.panel-collapsed .accordion-header, 
.panel-collapsed .accordion-content, 
.panel-collapsed .actions-container h2, 
.panel-collapsed .action-group-title,
.panel-collapsed .action-divider,
.panel-collapsed hr { 
    display: none; 
}
.panel-collapsed .actions-container { 
    padding: 0; 
    margin-top: 0; 
}
.panel-collapsed .actions-list { 
    padding: 16px 0; 
    align-items: center; 
}
.panel-collapsed .button { 
    justify-content: center; 
}
.panel-collapsed .button .button-text { 
    display: none; 
}
.panel-collapsed .button::after { 
    content: attr(data-tooltip); 
    visibility: hidden; 
    opacity: 0; 
    position: absolute; 
    left: 100%; 
    top: 50%; 
    transform: translateY(-50%); 
    margin-left: 12px; 
    padding: 4px 8px; 
    background-color: var(--tooltip-bg); 
    color: white; 
    border-radius: 4px; 
    font-size: 0.8rem; 
    font-weight: 500; 
    white-space: nowrap; 
    z-index: 20; 
    transition: opacity 0.2s ease, visibility 0.2s ease; 
}
.panel-collapsed .button:hover::after { 
    visibility: visible; 
    opacity: 1; 
}
.panel-collapsed .action-group {
    margin-bottom: 0;
}

/* Study Panel Tab-Based Visibility */
/* Hide textbook controls when notes tab is active */
.notes-tab-active #textbook-highlight-controls,
.notes-tab-active #textbook-save,
.notes-tab-active #textbook-toc-toggle,
.notes-tab-active #textbook-notes-toggle,
.notes-tab-active #textbook-notes-view-toggle,
.notes-tab-active #textbook-fit-width,
.notes-tab-active #textbook-print-btn {
    display: none !important;
}

/* Show notes controls when notes tab is active */
.notes-tab-active #textbook-notes-underline-toggle,
.notes-tab-active #textbook-notes-print-toolbar {
    display: inline-block !important;
}

/* Hide notes controls when textbook tab is active */
.textbook-tab-active #textbook-notes-underline-toggle,
.textbook-tab-active #textbook-notes-print-toolbar {
    display: none !important;
}

/* PDF Viewer Components */
#pdf-viewer-toolbar {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    background-color: var(--light-bg);
    border-bottom: 1px solid var(--border-color);
    gap: 12px;
    flex-shrink: 0;
}

.toolbar-separator {
    width: 1px;
    height: 20px;
    background-color: var(--border-color);
}

#pdf-viewer-toolbar button {
    background-color: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 6px 10px;
    cursor: pointer;
    transition: background-color 0.2s, border-color 0.2s, z-index 0s;
}
#pdf-viewer-toolbar button.active {
    background-color: var(--accent-light-bg);
    color: var(--primary-accent-start);
    border-color: var(--primary-accent-start);
}
#pdf-viewer-toolbar button:hover:not(:disabled) { 
    background-color: var(--hover-bg); 
}
#pdf-viewer-toolbar button:disabled { 
    cursor: not-allowed; 
    opacity: 0.5; 
}

.button-group {
    display: flex;
    align-items: center;
}

.button-group button {
    border-radius: 0;
    margin-left: -1px;
}

.button-group button:first-child {
    border-top-left-radius: 6px;
    border-bottom-left-radius: 6px;
    margin-left: 0;
}

.button-group button:last-child {
    border-top-right-radius: 6px;
    border-bottom-right-radius: 6px;
}

.button-group button:hover, .button-group button:focus-visible {
    z-index: 1;
    position: relative;
}

#pdf-viewer-toolbar span { 
    font-weight: 500; 
    font-size: 0.9rem; 
}
#pdf-canvas-container { 
    flex-grow: 1; 
    overflow: auto; 
    background-color: var(--hover-bg); 
    text-align: center; 
    padding: 16px 0; 
}
#pdf-viewer-toolbar .page-input {
    width: 40px;
    text-align: center;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 4px;
    font-family: inherit;
    font-size: 0.9rem;
}
#pdf-canvas { 
    box-shadow: var(--pdf-shadow); 
    border: 1px solid var(--border-light); 
}
.pdf-page-wrapper {
    margin: 0 auto 16px auto;
    box-shadow: var(--pdf-shadow);
    border: 1px solid var(--border-light);
}

/* Custom Message Box Components */
#custom-message-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(17, 24, 39, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    backdrop-filter: blur(4px);
    opacity: 1;
    transition: opacity 0.2s ease-in-out;
}
#custom-message-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}
#custom-message-box {
    background-color: var(--secondary-bg);
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 10px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    width: 90%;
    max-width: 400px;
    text-align: center;
    transform: scale(1);
    transition: transform 0.2s ease-in-out;
}
#custom-message-overlay.hidden #custom-message-box {
    transform: scale(0.95);
}
#custom-message-title { 
    font-size: 1.25rem; 
    font-weight: 600; 
    color: var(--text-primary); 
    margin: 0 0 8px 0; 
}
#custom-message-content { 
    font-size: 0.9rem; 
    color: var(--text-secondary); 
    margin: 0 0 24px 0; 
    line-height: 1.5; 
    text-align: left;
}
#custom-message-input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.9rem;
    box-sizing: border-box;
    margin-bottom: 16px;
    display: none;
}
#custom-message-input:focus {
    outline: none;
    border-color: var(--primary-accent-start);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}
#custom-message-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-top: 16px;
}
.message-btn {
    padding: 10px 18px;
    border: 1px solid var(--border-color);
    background-color: var(--secondary-bg);
    color: var(--text-secondary);
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}
.message-btn:hover {
    background-color: var(--light-bg);
    border-color: var(--border-light);
}
.message-btn.primary {
    background-image: linear-gradient(45deg, var(--primary-accent-start), var(--primary-accent-end));
    color: white;
    border: none;
}
.message-btn.primary:hover {
     transform: translateY(-1px);
     box-shadow: 0 4px 10px rgba(79, 70, 229, 0.2);
     background-image: linear-gradient(45deg, var(--primary-accent-start), var(--primary-accent-end));
}
.message-btn.danger {
    background-image: linear-gradient(45deg, var(--error-text), var(--danger-secondary));
    color: white;
    border: none;
}
.message-btn.danger:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(239, 68, 68, 0.3);
    background-image: linear-gradient(45deg, var(--error-text), var(--danger-secondary));
}
.message-btn:disabled,
.message-btn:disabled:hover {
    background-image: none;
    background-color: var(--hover-bg);
    color: var(--disabled-text);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Login Overlay Components */
#login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(17, 24, 39, 0.6);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    backdrop-filter: blur(4px);
}
body.login-active #login-overlay {
    display: flex;
}
.login-container {
    background-color: var(--secondary-bg);
    padding: 32px 40px;
    border-radius: 12px;
    box-shadow: 0 10px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    width: 90%;
    max-width: 400px;
    text-align: center;
}
.login-container h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 12px 0;
}
.login-container p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0 0 28px 0;
}
.form-group {
    margin-bottom: 16px;
    text-align: left;
}
.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text-primary);
}
.form-group input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.9rem;
    box-sizing: border-box;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.form-group input:focus {
    outline: none;
    border-color: var(--primary-accent-start);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}
.login-btn {
    width: 100%;
    padding: 12px;
    background-image: linear-gradient(45deg, var(--primary-accent-start), var(--primary-accent-end));
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}
.login-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(79, 70, 229, 0.2);
}
.divider {
    display: flex;
    align-items: center;
    text-align: center;
    color: var(--text-secondary);
    margin: 24px 0;
    font-size: 0.8rem;
    font-weight: 500;
}
.divider::before, 
.divider::after { 
    content: ''; 
    flex: 1; 
    border-bottom: 1px solid var(--border-color); 
}
.divider:not(:empty)::before { 
    margin-right: .5em; 
}
.divider:not(:empty)::after { 
    margin-left: .5em; 
}
.google-btn {
    width: 100%; 
    padding: 12px; 
    background-color: var(--white); 
    color: var(--text-primary); 
    border: 1px solid var(--border-color);
    border-radius: 6px; 
    font-size: 1rem; 
    font-weight: 500; 
    cursor: pointer; 
    transition: all 0.2s ease;
    display: flex; 
    align-items: center; 
    justify-content: center; 
    gap: 10px;
}
.google-btn:hover { 
    background-color: var(--light-bg); 
}
.google-btn img { 
    width: 20px; 
    height: 20px; 
}
#error-message {
    color: var(--error-text); 
    background-color: var(--error-bg); 
    border: 1px solid var(--error-border);
    padding: 10px; 
    border-radius: 6px; 
    margin-bottom: 16px; 
    font-size: 0.9rem; 
    display: none;
}
.login-container.signup-mode #form-group-displayName,
.login-container.signup-mode #form-group-confirmPassword {
    display: block;
}
.login-container:not(.signup-mode) #form-group-displayName,
.login-container:not(.signup-mode) #form-group-confirmPassword {
    display: none;
}
.toggle-form {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0;
}
.toggle-form a {
    color: var(--primary-accent-start);
    font-weight: 600;
    text-decoration: none;
}
.toggle-form-wrapper {
    margin-top: 32px;
}

/* Breadcrumb Components */
#breadcrumb-container {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    padding: 8px 12px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    background-color: var(--light-bg);
    border-bottom: 1px solid var(--border-color);
    margin: -8px -8px 8px -8px;
    min-height: 20px;
}
#breadcrumb-container a {
    color: var(--primary-accent-start);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease, background-color 0.2s ease;
    padding: 2px 4px;
    border-radius: 4px;
}
#breadcrumb-container a:hover { 
    background-color: var(--accent-light-bg); 
}
#breadcrumb-container .breadcrumb-separator { 
    margin: 0 6px; 
    color: var(--border-light); 
}
#breadcrumb-container .breadcrumb-current { 
    font-weight: 600; 
    color: var(--text-primary); 
    padding: 2px 4px;
}

/* Textbook TOC Panel (external to iframe) */
.textbook-view { 
    box-sizing: border-box;
}
.textbook-toc-panel {
    box-sizing: border-box;
    position: relative; /* Ensure proper positioning */
}
.textbook-toc-panel .textbook-toc-nav {
    font-size: 0.9rem;
    overflow-y: auto; /* Enable vertical scrolling */
    overflow-x: hidden; /* Hide horizontal overflow */
    height: 100%; /* Full height */
    box-sizing: border-box;
}
.textbook-toc-panel .toc-list,
.textbook-toc-panel .toc-sublist {
    list-style: none;
    padding-left: 0;
    margin: 6px 0;
}
.textbook-toc-panel .toc-item {
    margin: 2px 0;
}
.textbook-toc-panel .toc-item.level-3 {
    margin-left: 12px;
}
.textbook-toc-panel .toc-item.level-4 {
    margin-left: 24px;
}
.textbook-toc-panel .toc-link {
    display: block;
    padding: 6px 8px;
    border-radius: 6px;
    color: var(--text-secondary);
    text-decoration: none;
    cursor: pointer;
}
.textbook-toc-panel .toc-link:hover {
    background-color: var(--hover-bg);
    color: var(--text-primary);
}
.textbook-toc-panel .toc-link.active,
.textbook-toc-panel .toc-link[aria-current="true"] {
    background-color: var(--accent-light-bg);
    color: var(--primary-accent-start);
    font-weight: 600;
}

@media (max-width: 900px) {
    .textbook-toc-panel {
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        z-index: 2;
        box-shadow: 2px 0 8px rgba(0,0,0,0.08);
    }
}

@media print {
    .textbook-toc-panel { display: none !important; }
}

/* NEW: Assistant Panel */
.app-container.assistant-active .assistant-panel {
    display: flex;
}

/* It inherits .window styles, so we just need to ensure it's hidden by default */
.assistant-panel {
    display: none;
}

/* Desktop-specific border adjustments for when assistant is active */
@media (min-width: 1025px) {
    .app-container.assistant-active .assistant-panel {
        border-left: none;
    }
}

/* NEW: Settings Menu for Textbook */
.settings-menu {
    position: absolute;
    top: 40px; /* Position below the toolbar */
    right: 10px;
    background-color: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    z-index: 100;
    padding: 12px;
    display: none; /* Hidden by default */
    flex-direction: column;
    gap: 10px;
    min-width: 220px;
}

.settings-menu-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.settings-menu-item label {
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 0.9rem;
    white-space: nowrap;
}

.settings-menu-item select {
    padding: 4px 8px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    background: var(--secondary-bg);
    color: var(--text-primary);
    font-size: 0.9rem;
    flex-grow: 1;
}

/* Responsive adjustments for smaller screens */
@media (max-width: 768px) {
    #textbook-zoom-percent {
        display: none;
    }
}

/* Smart Mode (Settings) active state override to yellow */
.control-panel #settings-smart-mode.active {
    background-color: #fef9c3; /* light yellow */
    color: #b45309; /* text/icon dark amber */
    border-color: #f59e0b; /* amber border */
}
.control-panel #settings-smart-mode.active i {
    color: #b45309;
}

#textbook-print-btn {
    padding: 4px 8px;
    border: 1px solid var(--border-color);
    background-color: var(--secondary-bg);
    color: var(--text-primary);
    border-radius: 6px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s ease;
    line-height: 1;
}

#textbook-print-btn:hover {
    background-color: var(--hover-bg);
    border-color: var(--border-light);
}

/* Notes print button - match textbook print button styling */
#textbook-notes-print-btn {
    padding: 4px 8px;
    border: 1px solid var(--border-color);
    background-color: var(--secondary-bg);
    color: var(--text-primary);
    border-radius: 6px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s ease;
    line-height: 1;
}

#textbook-notes-print-btn:hover {
    background-color: var(--hover-bg);
    border-color: var(--border-light);
}

/* Match export button styling to print button */
#textbook-export-highlights-btn {
    padding: 4px 8px;
    border: 1px solid var(--border-color);
    background-color: var(--secondary-bg);
    color: var(--text-primary);
    border-radius: 6px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s ease;
    line-height: 1;
}

#textbook-export-highlights-btn:hover {
    background-color: var(--hover-bg);
    border-color: var(--border-light);
}