:root {
    /* Dark mode variables */
    --bg-color-dark: #1e2124;
    --text-color-dark: #e9e9e9;
    --sidebar-bg-dark: #2a2d31;
    --header-bg-dark: #2a2d31;
    --border-color-dark: #3a3d42;
    --button-bg-dark: #3a3d42;
    --button-hover-dark: #4a4d52;
    --primary-color-dark: #878787;
    --secondary-color-dark: #e6a23c;
    --accent-color-dark: #a8a8a8;
    --dialog-bg-dark: #2a2d31;
    --primary-btn-bg-dark: #2c5282;
    --secondary-btn-bg-dark: #975a16;
    --tertiary-btn-bg-dark: #285e61;
    --logo-bg-color: #eb3b5a;
    
    /* Light mode variables */
    --bg-color-light: #f8f9fa;
    --text-color-light: #333333;
    --sidebar-bg-light: #e9ecef;
    --header-bg-light: #e9ecef;
    --border-color-light: #ced4da;
    --button-bg-light: #e9ecef;
    --button-hover-light: #ced4da;
    --primary-color-light: #616161;
    --secondary-color-light: #878787;
    --accent-color-light: #b9b9b9;
    --dialog-bg-light: #ffffff;
    --primary-btn-bg-light: #ebf4ff;
    --secondary-btn-bg-light: #fffaf0;
    --tertiary-btn-bg-light: #e6fffa;
    
    /* Default to dark theme */
    --bg-color: var(--bg-color-dark);
    --text-color: var(--text-color-dark);
    --sidebar-bg: var(--sidebar-bg-dark);
    --header-bg: var(--header-bg-dark);
    --border-color: var(--border-color-dark);
    --button-bg: var(--button-bg-dark);
    --button-hover: var(--button-hover-dark);
    --primary-color: var(--primary-color-dark);
    --secondary-color: var(--secondary-color-dark);
    --accent-color: var(--accent-color-dark);
    --dialog-bg: var(--dialog-bg-dark);
    --primary-btn-bg: var(--primary-btn-bg-dark);
    --secondary-btn-bg: var(--secondary-btn-bg-dark);
    --tertiary-btn-bg: var(--tertiary-btn-bg-dark);
    
    /* Font variables */
    --ui-font: 'Inter', sans-serif;
    --editor-font: 'Source Code Pro', monospace;
    --write-font: 'Merriweather', serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--ui-font);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
    margin: 0;
    padding: 0;
    overflow: hidden; /* Prevent body scrolling */
    height: 100vh;
}

.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

/* Header Styles */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background-color: var(--header-bg);
    border-bottom: 1px solid var(--border-color);
    height: 60px; /* Fixed header height */
    box-sizing: border-box;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    background-color: var(--logo-bg-color);
    width: 40px;
    height: 40px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
}

.logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: bold;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.sidebar-toggle {
    background-color: transparent;
    border: none;
    color: var(--text-color);
    font-size: 0.9rem;
    cursor: pointer;
    padding: 0.35rem 0.5rem;
    border-radius: 4px;
    transition: background-color 0.2s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    justify-content: flex-start;
    border: 1px solid var(--border-color);
}
.sidebar .sidebar-toggle {
    border: 0;
    margin-bottom: 0.5rem;
}

.sidebar-toggle:hover {
    background-color: var(--button-hover);
}

#toggle-sidebar i {
    font-size: 1rem;
}

.header-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
}

/* Adjust toggle button group in header */
.header-controls .toggle-btn-group {
    margin-right: 0.5rem;
}

.header-controls .toggle-btn-group button {
    padding: 0.4rem 0.75rem;
    font-size: 0.9rem;
}

button {
    background-color: var(--button-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 0.5rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--ui-font);
    font-size: 0.9rem;
}

button:hover {
    background-color: var(--button-hover);
}

button:active {
    transform: translateY(1px);
}

.mode-toggle, .view-toggle {
    display: flex;
    gap: 0.5rem;
}

.primary-btn {
    background-color: var(--primary-btn-bg);
    color: var(--text-color);
    border: 1px solid var(--primary-color);
    font-weight: 500;
}

.primary-btn:hover {
    background-color: var(--primary-color);
    color: var(--bg-color);
    opacity: 0.9;
}

.secondary-btn {
    background-color: var(--secondary-btn-bg);
    color: var(--text-color);
    border: 1px solid var(--secondary-color);
    font-weight: 500;
}

.secondary-btn:hover {
    background-color: var(--secondary-color);
    color: var(--bg-color);
    opacity: 0.9;
}

.tertiary-btn {
    background-color: var(--tertiary-btn-bg);
    color: var(--text-color);
    border: 1px solid var(--accent-color);
    font-weight: 500;
}

.tertiary-btn:hover {
    background-color: var(--accent-color);
    color: var(--bg-color);
    opacity: 0.9;
}

/* Active mode button */
.active-mode {
    background-color: var(--primary-color);
    color: var(--bg-color);
    border-color: var(--primary-color);
}

.active-mode:hover {
    opacity: 0.9;
}

/* Main Content Styles */
.main-content {
    display: flex;
    flex: 1;
    overflow: hidden;
    height: calc(100vh - 60px);
}

/* Sidebar Styles */
.sidebar {
    width: 300px;
    background-color: var(--sidebar-bg);
    padding: 0.75rem;
    border-right: 1px solid var(--border-color);
    overflow-y: auto;
    transition: width 0.3s, transform 0.3s;
    position: relative;
    height: 100%;
}

.sidebar.hidden {
    width: 0;
    padding: 0;
    overflow: hidden;
}

.tool-group {
    margin-bottom: 0.75rem;
}

.tool-group h3 {
    margin-bottom: 0.25rem;
    font-size: 0.9rem;
    padding-bottom: 0.15rem;
    padding-left: 0.5rem;
    color: var(--text-color);
    font-weight: 600;
    border-bottom: none;
}

.tool-btn {
    display: flex;
    width: 100%;
    text-align: left;
    margin-bottom: 0.15rem;
    padding: 0.35rem 0.5rem;
    color: var(--text-color);
    background-color: transparent;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s, border-color 0.2s;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
}

.tool-btn i {
    width: 16px;
    text-align: center;
}

.tool-btn:hover {
    background-color: var(--button-hover);
    border-color: var(--accent-color);
}

/* Fix for note buttons to ensure text is visible */
.tool-btn.primary-btn, .tool-btn.secondary-btn, .tool-btn.tertiary-btn {
    color: var(--text-color);
    margin-bottom: 0.25rem;
}

/* Note button styles */
.tool-btn.primary-btn {
    /* background-color removed */
}

.tool-btn.secondary-btn {
    /* background-color removed */
}

.tool-btn.tertiary-btn {
    /* background-color removed */
}

/* Light mode specific button colors */
body.light-mode .tool-btn.primary-btn {
    color: var(--text-color-light);
    /* background-color removed */
}

body.light-mode .tool-btn.secondary-btn {
    color: var(--text-color-light);
    /* background-color removed */
}

body.light-mode .tool-btn.tertiary-btn {
    color: var(--text-color-light);
    /* background-color removed */
}

/* Dark mode specific button colors */
body:not(.light-mode) .tool-btn.primary-btn {
    color: var(--text-color-dark);
}

body:not(.light-mode) .tool-btn.secondary-btn {
    color: var(--text-color-dark);
}

body:not(.light-mode) .tool-btn.tertiary-btn {
    color: var(--text-color-dark);
}

/* Hover states for all buttons */
.tool-btn.primary-btn:hover, 
.tool-btn.secondary-btn:hover, 
.tool-btn.tertiary-btn:hover {
    color: var(--bg-color);
}

.saved-ids {
    margin-top: 2rem;
}

.saved-ids h3 {
    color: var(--accent-color);
}

.saved-ids ul {
    list-style: none;
    max-height: 200px;
    overflow-y: auto;
}

.saved-ids li {
    padding: 0.5rem;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.saved-ids li:hover {
    background-color: var(--button-hover);
}

.saved-ids .note-info {
    flex: 1;
}

.saved-ids .note-title {
    font-weight: 600;
    color: var(--secondary-color);
}

.saved-ids .note-date {
    font-size: 0.75rem;
    opacity: 0.7;
}

.saved-ids .note-actions {
    display: flex;
    gap: 0.25rem;
}

.saved-ids .note-actions button {
    background-color: transparent;
    border: none;
    padding: 0.25rem;
    font-size: 0.875rem;
}

/* Main Editor Styles */
main {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 0.75rem 1rem;
    overflow-y: auto;
    height: 100%;
}

.editor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.editor-title {
    font-size: 1.25rem;
    color: var(--secondary-color);
    font-weight: 600;
    display: flex;
    align-items: center;
    width: 100%;
}

/* Show sidebar button (hamburger) in editor header */
#show-sidebar {
    margin-right: 10px;
    width: auto;
    background-color: transparent;
    border: none;
    color: var(--text-color);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 4px;
    transition: background-color 0.2s;
}

#show-sidebar:hover {
    background-color: var(--button-hover);
}

.editor-actions {
    display: flex;
    gap: 0.5rem;
}

.editor-container {
    display: flex;
    flex-direction: column;
    flex: 1;
    margin-bottom: 0.5rem;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    min-height: 0;
}

#text-editor {
    flex: 1;
    min-height: 0;
    width: 100%;
    height: 100%;
    padding: 1rem;
    border: none;
    resize: none;
    font-family: var(--editor-font);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: font-family 0.3s;
    font-size: 1rem;
    overflow-y: auto;
    box-sizing: border-box;
}

#text-editor:focus {
    outline: none;
}

#text-editor.write-mode {
    font-family: var(--write-font);
}

/* Markdown rendering styles */
#text-editor.write-mode h1,
#text-editor.write-mode h2,
#text-editor.write-mode h3,
#text-editor.write-mode h4,
#text-editor.write-mode h5,
#text-editor.write-mode h6 {
    margin-top: 1.5em;
    margin-bottom: 0.5em;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-color);
}

#text-editor.write-mode h1 {
    font-size: 2em;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.3em;
}

#text-editor.write-mode h2 {
    font-size: 1.5em;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.3em;
}

#text-editor.write-mode h3 {
    font-size: 1.25em;
}

#text-editor.write-mode h4 {
    font-size: 1em;
}

#text-editor.write-mode h5 {
    font-size: 0.875em;
}

#text-editor.write-mode h6 {
    font-size: 0.85em;
    color: rgba(var(--text-color), 0.8);
}

#text-editor.write-mode p {
    margin-bottom: 1em;
}

#text-editor.write-mode strong {
    font-weight: 700;
}

#text-editor.write-mode em {
    font-style: italic;
}

#text-editor.write-mode blockquote {
    padding-left: 1em;
    border-left: 4px solid var(--border-color);
    color: rgba(var(--text-color), 0.8);
    margin-bottom: 1em;
}

#text-editor.write-mode code {
    font-family: var(--editor-font);
    background-color: rgba(var(--border-color), 0.2);
    padding: 0.2em 0.4em;
    border-radius: 3px;
    font-size: 0.9em;
}

#text-editor.write-mode pre {
    background-color: rgba(var(--border-color), 0.2);
    padding: 1em;
    border-radius: 4px;
    overflow-x: auto;
    margin-bottom: 1em;
}

#text-editor.write-mode pre code {
    background-color: transparent;
    padding: 0;
    border-radius: 0;
    font-size: 0.9em;
    display: block;
}

#text-editor.write-mode a {
    color: var(--primary-color);
    text-decoration: none;
}

#text-editor.write-mode a:hover {
    text-decoration: underline;
}

#text-editor.write-mode img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 1em 0;
}

#text-editor.write-mode hr {
    height: 1px;
    background-color: var(--border-color);
    border: none;
    margin: 2em 0;
}

#text-editor.write-mode li {
    margin-left: 2em;
    margin-bottom: 0.5em;
}

.stats-bar {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 1rem;
    background-color: var(--sidebar-bg);
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-top: auto;
}

.stat {
    font-size: 0.875rem;
}

.stat-label {
    font-weight: 600;
    margin-right: 0.25rem;
    color: var(--accent-color);
}

/* Dialog Styles */
.dialog {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: var(--dialog-bg);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    width: 90%;
    max-width: 500px;
    z-index: 1000;
    border: 1px solid var(--border-color);
}

/* Confirmation dialog should appear above other dialogs */
#confirmation-dialog {
    z-index: 1100;
}

.dialog-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.dialog-header h3 {
    color: var(--primary-color);
    font-size: 1.25rem;
    font-weight: 600;
}

.dialog-content {
    padding: 1rem;
    max-height: 60vh;
    overflow-y: auto;
}

.dialog-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    padding: 1rem;
    border-top: 1px solid var(--border-color);
}

.hidden {
    display: none;
}

#overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 999;
    backdrop-filter: blur(2px);
}

/* Form Elements in Dialog */
.form-group {
    margin-bottom: 1rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--accent-color);
    font-weight: 500;
}

input, select, textarea {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--ui-font);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}

/* Notes List Dialog */
.notes-list-dialog {
    max-width: 700px;
}

.notes-list {
    list-style: none;
}

.notes-list li {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.notes-list li:hover {
    background-color: var(--button-hover);
}

.notes-list .note-info {
    flex: 1;
}

.notes-list .note-title {
    font-weight: 600;
    color: var(--secondary-color);
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.notes-list .note-dates {
    display: flex;
    gap: 1rem;
    font-size: 0.8rem;
    opacity: 0.8;
}

.notes-list .note-actions {
    display: flex;
    gap: 0.5rem;
}

/* Light Mode */
body.light-mode {
    --bg-color: var(--bg-color-light);
    --text-color: var(--text-color-light);
    --sidebar-bg: var(--sidebar-bg-light);
    --header-bg: var(--header-bg-light);
    --border-color: var(--border-color-light);
    --button-bg: var(--button-bg-light);
    --button-hover: var(--button-hover-light);
    --primary-color: var(--primary-color-light);
    --secondary-color: var(--secondary-color-light);
    --accent-color: var(--accent-color-light);
    --dialog-bg: var(--dialog-bg-light);
}

/* Custom Scrollbar Styling */
/* For Webkit browsers (Chrome, Safari, newer versions of Opera) */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: rgba(128, 128, 128, 0.4);
    border-radius: 4px;
    transition: background 0.2s;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(128, 128, 128, 0.6);
}

/* For Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: rgba(128, 128, 128, 0.4) transparent;
}

/* Dark mode specific scrollbar */
body:not(.light-mode) ::-webkit-scrollbar-thumb {
    background: rgba(180, 180, 180, 0.3);
}

body:not(.light-mode) ::-webkit-scrollbar-thumb:hover {
    background: rgba(180, 180, 180, 0.5);
}

body:not(.light-mode) * {
    scrollbar-color: rgba(180, 180, 180, 0.3) transparent;
}

/* Light mode specific scrollbar */
body.light-mode ::-webkit-scrollbar-thumb {
    background: rgba(100, 100, 100, 0.3);
}

body.light-mode ::-webkit-scrollbar-thumb:hover {
    background: rgba(100, 100, 100, 0.5);
}

body.light-mode * {
    scrollbar-color: rgba(100, 100, 100, 0.3) transparent;
}

/* Responsive Design */
@media (max-width: 768px) {
    .main-content {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    
    .sidebar.hidden {
        display: none;
    }
    
    .stats-bar {
        flex-wrap: wrap;
    }
    
    .stat {
        margin-right: 1rem;
        margin-bottom: 0.5rem;
    }
}

/* Title input styling */
.title-input {
    background: transparent;
    color: var(--text-color);
    border: 1px solid transparent;
    border-radius: 4px;
    padding: 4px 8px;
    font-size: 1.25rem;
    font-weight: 600;
    font-family: var(--ui-font);
    width: 100%;
    transition: border-color 0.2s;
}

.title-input:hover, .title-input:focus {
    border-color: var(--border-color);
    background-color: var(--bg-color);
}

.title-input:focus {
    outline: none;
}

/* Inline title editing */
.inline-title-edit {
    background: transparent;
    color: var(--text-color);
    border: 1px solid transparent;
    border-radius: 4px;
    padding: 4px 8px;
    font-size: inherit;
    font-family: inherit;
    width: 100%;
    max-width: 300px;
    transition: border-color 0.2s;
}

.inline-title-edit:hover, .inline-title-edit:focus {
    border-color: var(--border-color);
    background-color: var(--bg-color);
}

.inline-title-edit:focus {
    outline: none;
}

.note-title-container {
    margin-bottom: 4px;
}

/* Remove old title styling that's no longer needed */
#current-note-title {
    cursor: text;
}

.note-title {
    cursor: text;
}

/* Toggle Button Group Styles */
.toggle-btn-group {
    display: flex;
    border-radius: 4px;
    overflow: hidden;
}

.toggle-btn-group button {
    border-radius: 0;
    margin: 0;
    flex: 1;
    justify-content: center;
    border: 1px solid var(--border-color);
}

.toggle-btn-group .active-mode {
    background-color: var(--primary-color);
    color: var(--bg-color);
    border-color: var(--primary-color);
    z-index: 1;
}

/* Adjust existing mode toggle */
.mode-toggle {
    display: flex;
    gap: 0;
}

.mode-toggle button {
    border-radius: 0;
}

/* WYSIWYG Editor Styles */
.wysiwyg-editor {
    flex: 1;
    min-height: 0;
    width: 100%;
    height: 100%;
    padding: 1rem;
    border: none;
    font-family: var(--write-font);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    font-size: 1rem;
    overflow-y: auto;
    box-sizing: border-box;
    outline: none;
}

.wysiwyg-editor:focus {
    outline: none;
}

/* Hide elements when needed */
.hidden {
    display: none !important;
}

/* Markdown rendering styles - now applied to WYSIWYG editor */
.wysiwyg-editor h1,
.wysiwyg-editor h2,
.wysiwyg-editor h3,
.wysiwyg-editor h4,
.wysiwyg-editor h5,
.wysiwyg-editor h6 {
    margin-top: 1.5em;
    margin-bottom: 0.5em;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-color);
}

.wysiwyg-editor h1 {
    font-size: 2em;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.3em;
}

.wysiwyg-editor h2 {
    font-size: 1.5em;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.3em;
}

.wysiwyg-editor h3 {
    font-size: 1.25em;
}

.wysiwyg-editor h4 {
    font-size: 1em;
}

.wysiwyg-editor h5 {
    font-size: 0.875em;
}

.wysiwyg-editor h6 {
    font-size: 0.85em;
    color: rgba(var(--text-color), 0.8);
}

.wysiwyg-editor p {
    margin-bottom: 1em;
}

.wysiwyg-editor strong {
    font-weight: 700;
}

.wysiwyg-editor em {
    font-style: italic;
}

.wysiwyg-editor blockquote {
    padding-left: 1em;
    border-left: 4px solid var(--border-color);
    color: rgba(var(--text-color), 0.8);
    margin-bottom: 1em;
}

.wysiwyg-editor code {
    font-family: var(--editor-font);
    background-color: rgba(128, 128, 128, 0.2);
    padding: 0.2em 0.4em;
    border-radius: 3px;
    font-size: 0.9em;
}

.wysiwyg-editor pre {
    background-color: rgba(128, 128, 128, 0.2);
    padding: 1em;
    border-radius: 4px;
    overflow-x: auto;
    margin-bottom: 1em;
}

.wysiwyg-editor pre code {
    background-color: transparent;
    padding: 0;
    border-radius: 0;
    font-size: 0.9em;
    display: block;
}

.wysiwyg-editor a {
    color: var(--primary-color);
    text-decoration: none;
}

.wysiwyg-editor a:hover {
    text-decoration: underline;
}

.wysiwyg-editor img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 1em 0;
}

.wysiwyg-editor hr {
    height: 1px;
    background-color: var(--border-color);
    border: none;
    margin: 2em 0;
}

.wysiwyg-editor ul, 
.wysiwyg-editor ol {
    margin-left: 2em;
    margin-bottom: 1em;
}

.wysiwyg-editor li {
    margin-bottom: 0.5em;
}

/* Add visual cues for editing in WYSIWYG mode */
.wysiwyg-editor *:hover {
    outline: 1px dashed rgba(var(--primary-color), 0.3);
}

.wysiwyg-editor *:focus {
    outline: 2px solid var(--primary-color);
}

/* Keep the old styles for compatibility */
#text-editor.write-mode {
    font-family: var(--write-font);
}

/* WYSIWYG Toolbar Styles */
.wysiwyg-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    padding: 0.5rem;
    background-color: var(--sidebar-bg);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 10;
}

.wysiwyg-toolbar button {
    background-color: var(--button-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    width: 2rem;
    height: 2rem;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
    font-size: 0.8rem;
}

.wysiwyg-toolbar button:hover {
    background-color: var(--button-hover);
}

.wysiwyg-toolbar button:active {
    transform: translateY(1px);
}

.wysiwyg-toolbar button.active {
    background-color: var(--primary-color);
    color: var(--bg-color);
}

.wysiwyg-toolbar button[data-command="h1"],
.wysiwyg-toolbar button[data-command="h2"],
.wysiwyg-toolbar button[data-command="h3"] {
    font-family: var(--ui-font);
    font-weight: bold;
    width: auto;
    padding: 0 0.5rem;
}

.wysiwyg-toolbar button[data-command="h1"] i,
.wysiwyg-toolbar button[data-command="h2"] i,
.wysiwyg-toolbar button[data-command="h3"] i {
    margin-right: 0.25rem;
    font-size: 0.7rem;
}

/* Preview Mode Styles */
.preview-button,
.exit-preview-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    background-color: var(--button-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.2s, color 0.2s;
}

.preview-button:hover,
.exit-preview-button:hover {
    background-color: var(--button-hover);
}

.preview-button i,
.exit-preview-button i {
    margin-right: 0.5rem;
}

.markdown-preview {
    width: 100%;
    height: 100%;
    padding: 1rem;
    background-color: var(--bg-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    overflow-y: auto;
    font-family: var(--write-font);
    line-height: 1.6;
}

/* Markdown Preview Typography */
.markdown-preview h1,
.markdown-preview h2,
.markdown-preview h3,
.markdown-preview h4,
.markdown-preview h5,
.markdown-preview h6 {
    margin-top: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.2;
}

.markdown-preview h1 {
    font-size: 2.25rem;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.markdown-preview h2 {
    font-size: 1.8rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.3rem;
}

.markdown-preview h3 {
    font-size: 1.5rem;
}

.markdown-preview h4 {
    font-size: 1.25rem;
}

.markdown-preview h5 {
    font-size: 1.1rem;
}

.markdown-preview h6 {
    font-size: 1rem;
    color: var(--secondary-color);
}

.markdown-preview p {
    margin-bottom: 1rem;
}

.markdown-preview strong {
    font-weight: 700;
}

.markdown-preview em {
    font-style: italic;
}

.markdown-preview blockquote {
    padding: 0.5rem 1rem;
    margin: 1rem 0;
    border-left: 4px solid var(--primary-color);
    background-color: rgba(var(--primary-color-rgb), 0.1);
    font-style: italic;
}

.markdown-preview code {
    font-family: var(--editor-font);
    background-color: rgba(var(--accent-color-rgb), 0.1);
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
    font-size: 0.9em;
}

.markdown-preview pre {
    background-color: var(--button-bg);
    padding: 1rem;
    border-radius: 4px;
    overflow-x: auto;
    margin: 1rem 0;
}

.markdown-preview pre code {
    background-color: transparent;
    padding: 0;
    font-size: 0.9rem;
    color: var(--text-color);
    display: block;
    line-height: 1.5;
}

.markdown-preview a {
    color: var(--primary-color);
    text-decoration: none;
}

.markdown-preview a:hover {
    text-decoration: underline;
}

.markdown-preview img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 1rem auto;
    border-radius: 4px;
}

.markdown-preview hr {
    border: 0;
    height: 1px;
    background-color: var(--border-color);
    margin: 2rem 0;
}

.markdown-preview ul,
.markdown-preview ol {
    margin: 1rem 0 1rem 2rem;
}

.markdown-preview li {
    margin-bottom: 0.5rem;
}

/* Add RGB versions of colors for rgba usage */
:root {
    --primary-color-rgb: 77, 157, 224;
    --accent-color-rgb: 86, 182, 194;
}

body.light-mode {
    --primary-color-rgb: 61, 139, 253;
    --accent-color-rgb: 32, 201, 151;
}

/* Ensure editor actions are properly displayed */
.editor-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    margin-left: auto;
}

/* Markdown Toolbar Styles */
.markdown-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    padding: 0.5rem;
    background-color: var(--sidebar-bg);
    border-top: 1px solid var(--border-color);
    position: sticky;
    bottom: 0;
    z-index: 10;
}

.markdown-toolbar button {
    background-color: var(--button-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    width: 2rem;
    height: 2rem;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
    font-size: 0.8rem;
}

.markdown-toolbar button:hover {
    background-color: var(--button-hover);
    border-color: var(--primary-color);
}

.markdown-toolbar button:active {
    transform: translateY(1px);
}

.markdown-toolbar button[data-markdown="heading1"],
.markdown-toolbar button[data-markdown="heading2"],
.markdown-toolbar button[data-markdown="heading3"] {
    font-family: var(--ui-font);
    font-weight: bold;
    width: auto;
    padding: 0 0.5rem;
}

.markdown-toolbar button[data-markdown="heading1"] i,
.markdown-toolbar button[data-markdown="heading2"] i,
.markdown-toolbar button[data-markdown="heading3"] i {
    margin-right: 0.25rem;
    font-size: 0.7rem;
}

/* Theme Dropdown Styles */
.theme-dropdown-container {
    position: relative;
    display: inline-block;
}

.theme-dropdown-btn {
    background-color: var(--button-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 0.5rem 1rem;
    cursor: pointer;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: background-color 0.2s;
}

.theme-dropdown-btn:hover {
    background-color: var(--button-hover);
}

.theme-dropdown-content {
    position: absolute;
    right: 0;
    top: 100%;
    background-color: var(--dialog-bg);
    min-width: 180px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    z-index: 100;
    overflow: hidden;
}

.theme-option {
    padding: 0.75rem 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: background-color 0.2s;
}

.theme-option:hover {
    background-color: var(--button-hover);
}

.theme-option.active {
    background-color: var(--primary-btn-bg);
    color: var(--primary-color);
}

/* Black Theme Variables */
.black-theme {
    --bg-color: #000000;
    --text-color: #e9e9e9;
    --sidebar-bg: #121212;
    --header-bg: #121212;
    --border-color: #2a2a2a;
    --button-bg: #1a1a1a;
    --button-hover: #2a2a2a;
    --dialog-bg: #121212;
}

/* Shell Theme Variables */
.shell-theme {
    --bg-color: #000000;
    --text-color: #00ff00;
    --sidebar-bg: #121212;
    --header-bg: #121212;
    --border-color: #2a2a2a;
    --button-bg: #1a1a1a;
    --button-hover: #2a2a2a;
    --dialog-bg: #121212;
    --ui-font: 'Source Code Pro', monospace;
    --editor-font: 'Source Code Pro', monospace;
}

/* High Contrast Theme Variables */
.high-contrast-theme {
    --bg-color: #ffffff;
    --text-color: #000000;
    --sidebar-bg: #f0f0f0;
    --header-bg: #f0f0f0;
    --border-color: #000000;
    --button-bg: #e0e0e0;
    --button-hover: #d0d0d0;
    --primary-color: #0000cc;
    --secondary-color: #cc0000;
    --accent-color: #006600;
    --dialog-bg: #ffffff;
}

/* Fix logo color in light and high contrast themes */
body.light-mode .logo h1,
body.high-contrast-theme .logo h1 {
    color: #000000;
}

/* Fix button colors in Shell theme */
.shell-theme .tool-btn.primary-btn,
.shell-theme .tool-btn.secondary-btn,
.shell-theme .tool-btn.tertiary-btn {
    color: #00ff00;
}

/* Tool buttons without borders, only top border */
.tool-group:not(:first-child) .tool-btn {
    border: none;
    border-top: 1px solid var(--border-color);
    border-radius: 0;
    margin-bottom: 0;
    padding: 0.35rem 0.5rem;
}

.tool-group:not(:first-child) .tool-btn:hover {
    background-color: var(--button-hover);
    border-top: 1px solid var(--border-color);
}