:root {
    /* Todoist-inspired Light Mode Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #fafafa;
    --bg-tertiary: #f5f5f5;
    --text-primary: #202020;
    --text-secondary: #808080;
    --text-tertiary: #b3b3b3;
    --border-color: transparent;  /* Completely invisible borders */
    --border-dark: transparent;  /* Completely invisible borders */
    --shadow-sm: rgba(0, 0, 0, 0.06);
    --shadow-md: rgba(0, 0, 0, 0.12);
    --accent-red: #db4c3f;
    --accent-purple: #a970ff;
    --accent-green: #4caf50;
    --accent-blue: #4073ff;
    --hover-bg: #f9f9f9;
    --task-bg: #ffffff;
    --modal-backdrop: rgba(0, 0, 0, 0.3);
    --bg-opacity: 0.9;  /* Default opacity for UI elements */
}

[data-theme="dark"] {
    --bg-primary: #1f1f1f;
    --bg-secondary: #282828;
    --bg-tertiary: #333333;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-tertiary: #808080;
    --border-color: transparent;  /* Completely invisible borders */
    --border-dark: transparent;  /* Completely invisible borders */
    --shadow-sm: rgba(0, 0, 0, 0.2);
    --shadow-md: rgba(0, 0, 0, 0.4);
    --hover-bg: #282828;
    --task-bg: #1f1f1f;
    --modal-backdrop: rgba(0, 0, 0, 0.6);
    --bg-opacity: 0.9;  /* Default opacity for UI elements */
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    background: transparent;  /* Transparent to show background */
    min-height: 100vh;
    color: var(--text-primary);
    font-size: 13px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: transparent;  /* Transparent to show background */
    position: relative;
    z-index: 1;
}

/* HEADER - Todoist Style */
.app-header {
    background: rgba(255, 255, 255, 0.75);  /* 75% opacity */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: none;  /* Remove border */
    padding: 0 24px;
    height: 56px;
    display: flex;
    align-items: center;
    z-index: 100;
}

[data-theme="dark"] .app-header {
    background: rgba(31, 31, 31, 0.75);
}

.header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: 16px;
}

.app-header h1 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
}

.app-header h1 i {
    color: var(--accent-red);
    font-size: 18px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-actions .search-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 6px 12px;
    min-width: 220px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-actions .search-container:focus-within {
    border-color: var(--text-tertiary);
}

.header-actions .search-container i {
    color: var(--text-secondary);
    font-size: 14px;
}

.header-actions .search-container input {
    background: none;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-size: 13px;
    flex: 1;
}

.header-actions .search-container input::placeholder {
    color: var(--text-secondary);
}

/* MAIN LAYOUT */
.main-content {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* SIDEBAR - Todoist Style */
.sidebar {
    width: 305px;
    background: rgba(250, 250, 250, 0.75);  /* 75% opacity */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-right: none;  /* Remove border */
    padding: 0;
    overflow-y: auto;
    flex-shrink: 0;
}

[data-theme="dark"] .sidebar {
    background: rgba(40, 40, 40, 0.75);
}

/* Sidebar User Profile Section */
.sidebar-user-section {
    padding: 16px;
    border-bottom: none;  /* Remove border */
}

.sidebar-profile-button {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 10px;
    background: none;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.15s;
    position: relative;
}

.sidebar-profile-button:hover {
    background: var(--hover-bg);
}

.sidebar-profile-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent-red);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    flex-shrink: 0;
}

.sidebar-profile-info {
    flex: 1;
    text-align: left;
    min-width: 0;
}

.sidebar-profile-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sidebar-profile-chevron {
    color: var(--text-secondary);
    font-size: 12px;
    flex-shrink: 0;
}

/* Sidebar Profile Dropdown */
.sidebar-user-section {
    position: relative;
}

.sidebar-user-section .profile-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 16px;
    right: 16px;
    width: calc(100% - 32px);
}

.folder-section {
    padding: 24px 16px;
}

.folder-section h3 {
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
    padding: 0 8px;
}

.folder-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.folder-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 10px;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.15s ease;
    font-size: 13px;
    color: var(--text-primary);
    position: relative;
}

.folder-item:hover {
    background: var(--hover-bg);
}

.folder-item.active {
    background: var(--hover-bg);
    font-weight: 600;
}

.folder-item i {
    font-size: 16px;
    color: var(--text-secondary);
    width: 18px;
    text-align: center;
}

.folder-item span:first-of-type {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.task-count {
    color: var(--text-secondary);
    font-size: 12px;
    min-width: 20px;
    text-align: right;
}

.folder-actions {
    display: none;
    gap: 4px;
}

.folder-item:hover .folder-actions {
    display: flex;
}

.folder-action-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 3px;
    font-size: 14px;
}

.folder-action-btn:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

/* Projects with # prefix */
.folder-item:not([data-folder-id="default"])::before {
    content: '#';
    color: var(--text-secondary);
    font-weight: 600;
    margin-right: -6px;
}

/* TASK AREA - Todoist Style */
.task-area {
    flex: 1;
    padding: 48px 64px;
    background: rgba(255, 255, 255, 0.75);  /* 75% opacity */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    overflow-y: auto;
    width: 100%;
}

[data-theme="dark"] .task-area {
    background: rgba(31, 31, 31, 0.75);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 16px;
    font-size: 12px;
    color: var(--text-secondary);
}

.breadcrumb-item {
    cursor: pointer;
}

.breadcrumb-item:hover {
    color: var(--text-primary);
}

.breadcrumb-separator {
    color: var(--text-tertiary);
}

.task-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.task-header h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.task-header-actions {
    display: flex;
    gap: 8px;
}

/* BUTTONS - Todoist Style (Minimal) */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border: 1px solid var(--border-dark);
    border-radius: 5px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
    background: var(--bg-primary);
    color: var(--text-primary);
    white-space: nowrap;
}

.btn:hover {
    background: var(--hover-bg);
    border-color: var(--text-tertiary);
}

.btn-primary {
    background: var(--accent-red);
    color: white;
    border-color: var(--accent-red);
}

.btn-primary:hover {
    background: #c53727;
    border-color: #c53727;
}

.btn-secondary {
    background: var(--bg-secondary);
}

.btn-success {
    background: var(--accent-green);
    color: white;
    border-color: var(--accent-green);
}

.btn-success:hover {
    background: #43a047;
    border-color: #43a047;
}

.btn-danger {
    background: var(--accent-red);
    color: white;
    border-color: var(--accent-red);
}

.btn-sm {
    padding: 4px 8px;
    font-size: 12px;
}

/* TASK INPUT - Inline Todoist Style */
.task-input-container {
    background: var(--bg-primary);
    border: 1px solid var(--border-dark);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 24px;
}

#task-input,
#edit-task-input {
    width: 100%;
    border: none;
    background: none;
    font-size: 14px;
    font-weight: 500;
    padding: 8px 0;
    outline: none;
    color: var(--text-primary);
}

#task-input::placeholder,
#edit-task-input::placeholder {
    color: var(--text-secondary);
}

.description-section {
    margin: 12px 0;
}

.description-section label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

#task-description,
#edit-task-description {
    width: 100%;
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-family: inherit;
    font-size: 13px;
    color: var(--text-primary);
    background: var(--bg-primary);
    resize: vertical;
    min-height: 60px;
}

#task-description:focus,
#edit-task-description:focus {
    outline: none;
    border-color: var(--text-tertiary);
}

.task-meta-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 12px 0;
    flex-wrap: wrap;
}

.quick-date-buttons {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.btn-quick-date {
    padding: 4px 10px;
    font-size: 12px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.15s;
}

.btn-quick-date:hover {
    background: var(--hover-bg);
    border-color: var(--text-tertiary);
}

.priority-selector {
    display: flex;
    align-items: center;
    gap: 6px;
}

.priority-selector label {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}

.priority-selector select {
    padding: 4px 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 12px;
    cursor: pointer;
}

.btn-specify {
    margin-top: 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.subtasks-container {
    margin: 12px 0;
    padding: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 5px;
}

.subtask-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    background: var(--bg-primary);
    border-radius: 4px;
    margin-bottom: 6px;
}

.subtask-checkbox {
    width: 16px;
    height: 16px;
    border: 2px solid var(--text-tertiary);
    border-radius: 3px;
    cursor: pointer;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.subtask-checkbox.checked {
    background: var(--accent-green);
    border-color: var(--accent-green);
}

.subtask-checkbox.checked i {
    color: white;
    font-size: 10px;
}

.subtask-text {
    flex: 1;
    font-size: 13px;
    color: var(--text-primary);
}

.subtask-item.completed .subtask-text {
    text-decoration: line-through;
    color: var(--text-secondary);
}

.subtask-delete {
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 4px;
    opacity: 0;
}

.subtask-item:hover .subtask-delete {
    opacity: 1;
}

.subtask-delete:hover {
    color: var(--accent-red);
}

.subtask-input-row {
    display: flex;
    gap: 6px;
}

.subtask-input-row input {
    flex: 1;
    padding: 6px 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 13px;
    background: var(--bg-primary);
    color: var(--text-primary);
}

.task-datetime-container {
    margin: 12px 0;
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: 5px;
}

.datetime-row {
    display: flex;
    gap: 12px;
    margin-bottom: 12px;
}

.date-field,
.time-field {
    flex: 1;
}

.task-datetime-container label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 4px;
}

.task-datetime-container input[type="date"],
.task-datetime-container input[type="time"] {
    width: 100%;
    padding: 6px 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 13px;
    background: var(--bg-primary);
    color: var(--text-primary);
}

.reminder-settings {
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.reminder-row {
    display: flex;
    gap: 12px;
}

.reminder-type-field,
.reminder-timing-field {
    flex: 1;
}

.reminder-settings select {
    width: 100%;
    padding: 6px 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 13px;
    background: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
}

.task-input-actions {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

/* TASK LIST - Todoist Style */
.task-list {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.task-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 12px;
    background: var(--task-bg);
    border-radius: 5px;
    transition: background 0.15s;
    cursor: pointer;
    border: 1px solid transparent;
}

.task-item:hover {
    background: var(--hover-bg);
}

/* Circular checkbox - Todoist style */
.task-checkbox {
    width: 18px;
    height: 18px;
    border: 2px solid var(--text-tertiary);
    border-radius: 50%;
    cursor: pointer;
    flex-shrink: 0;
    margin-top: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
}

.task-checkbox:hover {
    border-color: var(--text-secondary);
}

.task-checkbox.checked {
    background: var(--accent-green);
    border-color: var(--accent-green);
}

.task-checkbox.checked i {
    color: white;
    font-size: 10px;
}

.task-info {
    flex: 1;
    min-width: 0;
}

.task-text {
    font-size: 14px;
    color: var(--text-primary);
    margin-bottom: 4px;
    word-wrap: break-word;
}

.task-item.completed .task-text {
    text-decoration: line-through;
    color: var(--text-secondary);
}

.task-description-preview {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 2px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.task-due-date {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.task-due-date.overdue {
    color: var(--accent-red);
}

.task-due-date.due-soon {
    color: #f59e0b;
}

.task-priority {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 11px;
    font-weight: 600;
    margin-left: 8px;
}

.subtask-indicator {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--text-secondary);
    margin-left: 8px;
}

.task-actions {
    display: flex;
    gap: 4px;
    opacity: 0;
}

.task-item:hover .task-actions {
    opacity: 1;
}

.task-action-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 6px;
    border-radius: 3px;
    font-size: 14px;
}

.task-action-btn:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

.empty-state {
    text-align: center;
    padding: 64px 32px;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.3;
}

.empty-state h3 {
    font-size: 16px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.empty-state p {
    font-size: 13px;
}

/* SECTIONS - Todoist Style */
#sections-container {
    margin-bottom: 24px;
}

.section {
    margin-bottom: 32px;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 12px;
}

.section-collapse-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
}

.section-collapse-btn i {
    font-size: 12px;
    transition: transform 0.2s;
}

.section-collapse-btn.expanded i {
    transform: rotate(90deg);
}

.section-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    flex: 1;
    margin: 0;
}

.section-count {
    font-size: 12px;
    color: var(--text-secondary);
    padding: 2px 8px;
    background: var(--bg-secondary);
    border-radius: 12px;
}

.section-delete-btn {
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 4px;
    opacity: 0;
}

.section-header:hover .section-delete-btn {
    opacity: 1;
}

.section-delete-btn:hover {
    color: var(--accent-red);
}

.add-task-in-section-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 6px 10px;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 6px;
    border-radius: 5px;
}

.add-task-in-section-btn:hover {
    color: var(--accent-red);
    background: var(--hover-bg);
}

/* MODAL - Todoist Style */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--modal-backdrop);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: rgba(255, 255, 255, 0.98);  /* Semi-transparent modal */
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 10px;
    box-shadow: 0 20px 50px var(--shadow-md);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95);
    transition: transform 0.2s;
}

[data-theme="dark"] .modal-content {
    background: rgba(31, 31, 31, 0.98);
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal-content-large {
    max-width: 650px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 6px;
    border-radius: 3px;
    font-size: 16px;
}

.modal-close:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

/* FOLDER MODAL */
#folder-name-input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-dark);
    border-radius: 5px;
    font-size: 14px;
    color: var(--text-primary);
    background: var(--bg-primary);
    outline: none;
}

#folder-name-input:focus {
    border-color: var(--text-tertiary);
}

.color-picker {
    margin-top: 20px;
}

.color-picker label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    font-size: 13px;
}

.color-options {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.color-option {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    border: 3px solid transparent;
    transition: transform 0.15s;
}

.color-option:hover {
    transform: scale(1.1);
}

.color-option.selected {
    border-color: var(--text-primary);
}

/* AUTHENTICATION */
#auth-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

#auth-form input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-dark);
    border-radius: 5px;
    font-size: 14px;
    background: var(--bg-primary);
    color: var(--text-primary);
}

#auth-form input:focus {
    outline: none;
    border-color: var(--text-tertiary);
}

.auth-error {
    background: #fee;
    color: var(--accent-red);
    padding: 10px;
    border-radius: 5px;
    font-size: 13px;
}

/* THEME TOGGLE */
.theme-toggle {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 14px;
}

.theme-toggle:hover {
    background: var(--hover-bg);
    border-color: var(--text-tertiary);
}

/* PROFILE MENU */
.profile-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent-red);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
}

.profile-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 260px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: 0 8px 24px var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s;
    z-index: 1000;
}

.profile-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.profile-dropdown-header {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 12px;
}

.profile-avatar-large {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--accent-red);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
}

.profile-info {
    flex: 1;
    min-width: 0;
}

.profile-email {
    font-size: 13px;
    color: var(--text-primary);
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.profile-dropdown-item {
    width: 100%;
    background: none;
    border: none;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    color: var(--text-primary);
    font-size: 13px;
    text-align: left;
}

.profile-dropdown-item:hover {
    background: var(--hover-bg);
}

.profile-dropdown-item i {
    width: 18px;
    color: var(--text-secondary);
}

/* SETTINGS MODAL */
.settings-modal-content {
    max-width: 800px;
    max-height: 85vh;
}

.settings-container {
    display: flex;
    min-height: 400px;
}

.settings-sidebar {
    width: 180px;
    border-right: 1px solid var(--border-color);
    padding: 16px 0;
    flex-shrink: 0;
}

.settings-tab-btn {
    width: 100%;
    background: none;
    border: none;
    padding: 8px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 13px;
    text-align: left;
    border-left: 3px solid transparent;
}

.settings-tab-btn:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

.settings-tab-btn.active {
    color: var(--text-primary);
    border-left-color: var(--accent-red);
    font-weight: 600;
}

.settings-tab-btn i {
    width: 18px;
}

.settings-content {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
}

.settings-tab {
    display: none;
}

.settings-tab.active {
    display: block;
}

.settings-section-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    margin-top: 0;
}

.settings-group {
    margin-bottom: 24px;
}

.settings-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.settings-input,
.settings-select {
    width: 100%;
    max-width: 400px;
    padding: 8px 12px;
    border: 1px solid var(--border-dark);
    border-radius: 5px;
    font-size: 13px;
    color: var(--text-primary);
    background: var(--bg-primary);
}

.settings-input:read-only {
    background: var(--bg-secondary);
    cursor: not-allowed;
}

.settings-checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 13px;
    color: var(--text-primary);
}

.settings-checkbox {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.settings-help {
    margin-top: 6px;
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.4;
}

.settings-divider {
    height: 1px;
    background: var(--border-color);
    margin: 24px 0;
}

/* DRAG AND DROP */
.drag-handle {
    color: var(--text-tertiary);
    cursor: grab;
    padding: 4px;
    opacity: 0;
}

.task-item:hover .drag-handle {
    opacity: 1;
}

.task-item.dragging {
    opacity: 0.5;
}

.folder-item.drag-over {
    background: var(--hover-bg);
    border: 1px dashed var(--text-tertiary);
}

/* SUBFOLDER STYLING */
.folder-item.subfolder {
    margin-left: 24px;
}

.folder-expand-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    width: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.folder-expand-toggle i {
    font-size: 10px;
    transition: transform 0.2s;
}

.folder-expand-toggle.expanded i {
    transform: rotate(90deg);
}

/* DARK THEME ADJUSTMENTS */
[data-theme="dark"] .modal-content {
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
}

[data-theme="dark"] .profile-dropdown {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}

[data-theme="dark"] input,
[data-theme="dark"] textarea,
[data-theme="dark"] select {
    color-scheme: dark;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 16px;
    }

    .task-area {
        padding: 24px 16px;
    }

    .main-content {
        flex-direction: column;
    }

    .header-actions .search-container {
        min-width: 0;
        flex: 1;
    }

    .task-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
}

/* NOTIFICATION/REMINDER BADGES */
.notification-permission-banner {
    background: #fff3cd;
    border: 1px solid #ffc107;
    border-radius: 5px;
    padding: 10px 12px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
}

.task-reminder-indicator {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 6px;
    background: #e3f2fd;
    border-radius: 3px;
    font-size: 11px;
    color: #1976d2;
    margin-left: 8px;
}

/* PRIORITY COLORS */
.task-priority {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 11px;
    font-weight: 600;
    margin-left: 8px;
    border: 1px solid;
}

.task-priority[data-priority="1"],
.task-priority.priority-1 {
    color: #d32f2f;
    border-color: #d32f2f;
    background: rgba(211, 47, 47, 0.08);
}

.task-priority[data-priority="2"],
.task-priority.priority-2 {
    color: #f57c00;
    border-color: #f57c00;
    background: rgba(245, 124, 0, 0.08);
}

.task-priority[data-priority="3"],
.task-priority.priority-3 {
    color: #1976d2;
    border-color: #1976d2;
    background: rgba(25, 118, 210, 0.08);
}

.task-priority[data-priority="4"],
.task-priority.priority-4 {
    color: var(--text-secondary);
    border-color: var(--text-tertiary);
    background: rgba(117, 117, 117, 0.08);
}

/* EXPAND TASK VIEW */
.task-expand-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    font-size: 14px;
    display: flex;
    align-items: center;
    opacity: 0;
}

.task-item:hover .task-expand-btn {
    opacity: 1;
}

.task-expand-btn:hover {
    color: var(--text-primary);
}

.task-subtasks-expanded {
    margin-left: 30px;
    margin-top: 8px;
    padding: 8px;
    background: var(--bg-secondary);
    border-left: 2px solid var(--accent-blue);
    border-radius: 4px;
}

.subtask-item-expanded {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 8px;
    margin-bottom: 4px;
    background: var(--bg-primary);
    border-radius: 3px;
}

/* MINI TASK ITEMS IN SECTIONS */
.task-item-compact {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 10px;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.15s;
}

.task-item-compact:hover {
    background: var(--hover-bg);
}

.task-checkbox-mini {
    width: 18px;
    height: 18px;
    border: 2px solid var(--text-tertiary);
    border-radius: 50%;
    cursor: pointer;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.task-checkbox-mini.checked {
    background: var(--accent-green);
    border-color: var(--accent-green);
}

.task-checkbox-mini.checked i {
    color: white;
    font-size: 10px;
}

.task-content-mini {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
}

.task-text-mini {
    font-size: 13px;
    color: var(--text-primary);
}

.task-item-compact.completed .task-text-mini {
    text-decoration: line-through;
    color: var(--text-secondary);
}

.due-badge {
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 3px;
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

.due-badge.due-today {
    background: #e8f5e9;
    color: #2e7d32;
}

.due-badge.due-tomorrow {
    background: #fff3e0;
    color: #e65100;
}

/* CONFIRMATION MODAL */
.confirmation-modal-content {
    max-width: 400px;
    text-align: center;
}

.confirmation-modal-content .modal-body p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
}

/* Compact Mode Styles */
body.compact-mode .task-item {
    padding: 6px 12px;
    margin-bottom: 4px;
}

body.compact-mode .task-content {
    font-size: 12px;
}

body.compact-mode .task-area {
    padding: 32px 24px;
}

body.compact-mode .section {
    margin-bottom: 20px;
}

body.compact-mode .section-header h2 {
    font-size: 11px;
    margin-bottom: 8px;
}

body.compact-mode .folder-item {
    padding: 6px 12px;
    margin-bottom: 2px;
}

body.compact-mode .folder-name {
    font-size: 12px;
}

body.compact-mode .add-task-container {
    padding: 6px 12px;
}

body.compact-mode .add-task-input {
    font-size: 12px;
    padding: 6px 8px;
}

body.compact-mode .add-task-btn,
body.compact-mode .cancel-task-btn {
    padding: 6px 12px;
    font-size: 11px;
}

body.compact-mode .modal-content {
    padding: 20px;
}

body.compact-mode .modal-header h2 {
    font-size: 16px;
}

body.compact-mode .form-group {
    margin-bottom: 12px;
}

body.compact-mode .form-label {
    font-size: 11px;
    margin-bottom: 4px;
}

body.compact-mode .form-input,
body.compact-mode .form-select,
body.compact-mode .form-textarea {
    padding: 6px 8px;
    font-size: 12px;
}

/* Time badge styling */
.time-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 6px;
    background: var(--bg-secondary);
    border-radius: 3px;
    font-size: 11px;
    color: var(--text-secondary);
    margin-left: 8px;
    font-weight: 500;
}

/* THEMES GALLERY */
.themes-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.theme-card {
    position: relative;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--bg-primary);
}

.theme-card:hover {
    border-color: var(--text-tertiary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-md);
}

.theme-card.selected {
    border-color: var(--accent-red);
    border-width: 3px;
}

.theme-card.add-theme {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 120px;
    border-style: dashed;
    background: var(--bg-secondary);
}

.theme-card.add-theme:hover {
    background: var(--hover-bg);
    border-color: var(--accent-red);
}

.theme-card.add-theme i {
    font-size: 32px;
    color: var(--text-tertiary);
}

.theme-card.add-theme:hover i {
    color: var(--accent-red);
}

.theme-preview {
    height: 100px;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.theme-preview-header {
    height: 30px;
    display: flex;
    align-items: center;
    padding: 0 10px;
    gap: 6px;
}

.theme-preview-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.theme-preview-content {
    flex: 1;
    display: flex;
    gap: 8px;
    padding: 8px;
}

.theme-preview-sidebar {
    width: 50px;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 6px;
}

.theme-preview-sidebar-item {
    height: 6px;
    border-radius: 2px;
    opacity: 0.7;
}

.theme-preview-main {
    flex: 1;
    border-radius: 4px;
    padding: 6px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.theme-preview-task {
    height: 12px;
    border-radius: 2px;
    opacity: 0.8;
}

.theme-info {
    padding: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid var(--border-color);
}

.theme-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
}

.theme-actions {
    display: flex;
    gap: 4px;
    opacity: 0;
    transition: opacity 0.2s;
}

.theme-card:hover .theme-actions {
    opacity: 1;
}

.theme-action-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 3px;
    font-size: 12px;
}

.theme-action-btn:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

.theme-action-btn.delete:hover {
    color: var(--accent-red);
}

.theme-checkbox {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.8);
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s;
}

.theme-card:hover .theme-checkbox,
.theme-card.selected .theme-checkbox {
    opacity: 1;
}

.theme-card.selected .theme-checkbox {
    background: var(--accent-red);
    border-color: var(--accent-red);
}

.theme-checkbox i {
    color: white;
    font-size: 10px;
}

/* BACKGROUNDS GALLERY */
.backgrounds-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.background-card {
    position: relative;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--bg-primary);
    aspect-ratio: 16 / 9;
}

.background-card:hover {
    border-color: var(--text-tertiary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-md);
}

.background-card.selected {
    border-color: var(--accent-red);
    border-width: 3px;
}

.background-card.add-background {
    display: flex;
    align-items: center;
    justify-content: center;
    border-style: dashed;
    background: var(--bg-secondary);
}

.background-card.add-background:hover {
    background: var(--hover-bg);
    border-color: var(--accent-red);
}

.background-card.add-background i {
    font-size: 32px;
    color: var(--text-tertiary);
}

.background-card.add-background:hover i {
    color: var(--accent-red);
}

.background-preview {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}

.background-preview.gradient {
    background-size: 100% 100%;
}

.background-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 8px;
    background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.background-name {
    font-size: 12px;
    font-weight: 600;
    color: white;
    flex: 1;
    text-shadow: 0 1px 2px rgba(0,0,0,0.5);
}

.background-actions {
    display: flex;
    gap: 4px;
    opacity: 0;
    transition: opacity 0.2s;
}

.background-card:hover .background-actions {
    opacity: 1;
}

.background-action-btn {
    background: rgba(255,255,255,0.2);
    border: none;
    color: white;
    cursor: pointer;
    padding: 4px 6px;
    border-radius: 3px;
    font-size: 11px;
}

.background-action-btn:hover {
    background: rgba(255,255,255,0.3);
}

.background-action-btn.delete:hover {
    background: var(--accent-red);
}

.background-checkbox {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.9);
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s;
}

.background-card:hover .background-checkbox,
.background-card.selected .background-checkbox {
    opacity: 1;
}

.background-card.selected .background-checkbox {
    background: var(--accent-red);
    border-color: var(--accent-red);
}

.background-checkbox i {
    color: white;
    font-size: 10px;
}

/* Range Slider */
.settings-range {
    flex: 1;
    height: 6px;
    border-radius: 3px;
    background: var(--bg-secondary);
    outline: none;
    -webkit-appearance: none;
}

.settings-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent-red);
    cursor: pointer;
    transition: all 0.15s;
}

.settings-range::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.settings-range::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent-red);
    cursor: pointer;
    border: none;
    transition: all 0.15s;
}

.settings-range::-moz-range-thumb:hover {
    transform: scale(1.2);
}

.settings-range-value {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    min-width: 40px;
    text-align: right;
}

/* Background overlay for app */
.app-background-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;  /* Behind all UI elements */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    pointer-events: none;
}