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

:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --text-primary: #000000;
    --text-secondary: #333333;
    --border-color: #000000;
    --hover-bg: #e0e0e0;
    --completed-text: #666666;
    --overdue-bg: #ffe0e0;
    --overdue-text: #cc0000;
}

body[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --border-color: #ffffff;
    --hover-bg: #3a3a3a;
    --completed-text: #999999;
    --overdue-bg: #4d2626;
    --overdue-text: #ff6666;
}

/* Vibrant Voodoo Theme - Hidden Easter Egg */
body[data-theme="voodoo"] {
    --bg-primary: #ff1493;
    --bg-secondary: #ffd700;
    --text-primary: #00ffff;
    --text-secondary: #ff69b4;
    --border-color: #00ff00;
    --hover-bg: #ff6347;
    --completed-text: #9370db;
    --overdue-bg: #ff4500;
    --overdue-text: #ffff00;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 25%, #f093fb 50%, #4facfe 75%, #00f2fe 100%);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background 0.3s, color 0.3s;
}

.container {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    padding: 30px;
    width: 100%;
    max-width: 900px;
    min-height: 400px;
    transition: all 0.3s;
}

header {
    text-align: center;
    margin-bottom: 24px;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 5px;
}

header h1 {
    color: var(--text-primary);
    font-size: 2.5rem;
    flex: 1;
}

.icon-btn {
    padding: 8px 12px;
    background: transparent;
    border: 1px solid var(--border-color);
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.3s;
}

.icon-btn:hover {
    background: var(--hover-bg);
    transform: scale(1.1);
}

.subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Main Navigation */
.main-nav {
    display: flex;
    gap: 5px;
    margin-bottom: 24px;
    flex-wrap: wrap;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 5px;
}

.nav-btn {
    padding: 12px 20px;
    background: transparent;
    color: var(--text-primary);
    border: none;
    border-bottom: 3px solid transparent;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 1rem;
    font-weight: 500;
}

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

.nav-btn.active {
    border-bottom-color: var(--text-primary);
    font-weight: 600;
}

/* Page System */
.page {
    display: none;
    animation: fadeIn 0.3s ease-out;
}

.page.active {
    display: block;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.page-header h2 {
    color: var(--text-primary);
    font-size: 1.8rem;
    margin: 0;
}

/* List Tabs */
.list-tabs {
    display: flex;
    gap: 5px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.list-tab {
    padding: 8px 16px;
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.3s;
    font-size: 0.9rem;
}

.list-tab:hover {
    background: var(--hover-bg);
    transform: translateY(-2px);
}

.list-tab.active {
    background: var(--text-primary);
    color: var(--bg-primary);
}

/* View Switcher */
.view-switcher {
    display: flex;
    gap: 10px;
    margin-bottom: 24px;
    justify-content: center;
}

.view-btn {
    padding: 10px 20px;
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.3s;
    font-size: 0.95rem;
}

.view-btn:hover {
    background: var(--hover-bg);
    transform: scale(1.05);
}

.view-btn.active {
    background: var(--text-primary);
    color: var(--bg-primary);
}

/* Action Section */
.action-section {
    margin-bottom: 20px;
    text-align: center;
}

.primary-btn {
    padding: 12px 30px;
    background: var(--text-primary);
    color: var(--bg-primary);
    border: 1px solid var(--border-color);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* Search and Filter */
.search-filter-section {
    margin-bottom: 24px;
}

#searchInput {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    font-size: 1rem;
    margin-bottom: 12px;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.3s;
}

#searchInput:focus {
    outline: none;
    border-color: var(--text-primary);
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
}

.filter-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 6px 12px;
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.3s;
    font-size: 0.85rem;
}

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

.filter-btn.active {
    background: var(--text-primary);
    color: var(--bg-primary);
}

/* Pomodoro Timer */
.pomodoro-section {
    text-align: center;
    margin-bottom: 24px;
    padding: 20px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    transition: all 0.3s;
}

.pomodoro-timer {
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.pomodoro-controls {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.pomodoro-btn {
    padding: 8px 16px;
    background: var(--text-primary);
    color: var(--bg-primary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.3s;
    font-size: 0.9rem;
}

.pomodoro-btn:hover {
    transform: scale(1.05);
    opacity: 0.9;
}

.input-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.input-group {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

#taskInput {
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    font-size: 1rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.3s;
}

#taskInput:focus {
    outline: none;
    border-color: var(--text-primary);
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
}

#taskDescription {
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    font-size: 0.9rem;
    font-family: inherit;
    resize: vertical;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.3s;
}

#taskDescription:focus {
    outline: none;
    border-color: var(--text-primary);
}

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

#taskDueDate, #taskList-select {
    flex: 1;
    padding: 8px;
    border: 1px solid var(--border-color);
    font-size: 0.9rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.3s;
}

#addBtn {
    padding: 12px 25px;
    background: var(--text-primary);
    color: var(--bg-primary);
    border: 1px solid var(--border-color);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    width: 100%;
}

#addBtn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

#addBtn:active {
    transform: translateY(0);
}

/* Progress Bar */
.progress-container {
    margin-bottom: 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    height: 30px;
    position: relative;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--text-primary);
    color: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.85rem;
    transition: width 0.5s ease;
    width: 0%;
}

.stats {
    display: flex;
    justify-content: space-around;
    margin-bottom: 24px;
    padding: 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.stats span {
    font-size: 0.9rem;
    color: var(--text-primary);
    font-weight: 500;
}

.task-list {
    list-style: none;
    margin-bottom: 24px;
    max-height: 500px;
    overflow-y: auto;
}

.task-item {
    display: flex;
    align-items: flex-start;
    padding: 15px;
    margin-bottom: 10px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    transition: all 0.3s;
    animation: slideIn 0.4s ease-out;
    cursor: grab;
}

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

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.task-item:hover {
    background: var(--hover-bg);
    transform: translateX(5px);
    box-shadow: 2px 2px 8px rgba(0, 0, 0, 0.1);
}

.task-item.completed {
    opacity: 0.6;
}

.task-item.overdue {
    background: var(--overdue-bg);
    border-color: var(--overdue-text);
}

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

.checkbox {
    width: 20px;
    height: 20px;
    margin-right: 15px;
    cursor: pointer;
    accent-color: var(--text-primary);
    flex-shrink: 0;
}

.task-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.task-text {
    font-size: 1rem;
    color: var(--text-primary);
    word-break: break-word;
}

.task-description {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-style: italic;
}

.task-due-date {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.task-item.overdue .task-due-date {
    color: var(--overdue-text);
    font-weight: bold;
}

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

.edit-btn, .delete-btn {
    padding: 6px 12px;
    background: var(--text-primary);
    color: var(--bg-primary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.3s;
}

.edit-btn:hover, .delete-btn:hover {
    transform: scale(1.05);
    opacity: 0.9;
}

/* Calendar View */
.calendar-view {
    padding: 20px;
}

.calendar-header {
    text-align: center;
    margin-bottom: 20px;
}

.calendar-header h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 5px;
}

.calendar-day-name {
    padding: 10px;
    text-align: center;
    font-weight: bold;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.calendar-day {
    min-height: 80px;
    padding: 5px;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    transition: all 0.3s;
}

.calendar-day:hover:not(.empty) {
    background: var(--hover-bg);
    transform: scale(1.02);
}

.calendar-day.today {
    background: var(--bg-secondary);
    border: 2px solid var(--text-primary);
}

.calendar-day.empty {
    background: var(--bg-secondary);
    opacity: 0.3;
}

.day-number {
    font-weight: bold;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.day-tasks {
    font-size: 0.7rem;
}

.calendar-task {
    padding: 2px 4px;
    margin: 2px 0;
    background: var(--text-primary);
    color: var(--bg-primary);
    border-radius: 3px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.calendar-task.completed {
    text-decoration: line-through;
    opacity: 0.6;
}

/* Kanban View */
.kanban-view {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    padding: 20px;
}

.kanban-column {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 15px;
    min-height: 400px;
}

.kanban-column h3 {
    margin-bottom: 15px;
    color: var(--text-primary);
    text-align: center;
}

.kanban-tasks {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.kanban-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    padding: 12px;
    cursor: pointer;
    transition: all 0.3s;
    animation: slideIn 0.3s ease-out;
}

.kanban-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.kanban-card.overdue {
    border-left: 4px solid var(--overdue-text);
    background: var(--overdue-bg);
}

.kanban-card-title {
    font-weight: bold;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.kanban-card-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.kanban-card-date {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.kanban-card-actions {
    display: flex;
    gap: 5px;
    justify-content: flex-end;
}

.kanban-card-actions button {
    padding: 4px 8px;
    background: var(--text-primary);
    color: var(--bg-primary);
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

.kanban-card-actions button:hover {
    transform: scale(1.1);
}

.footer {
    text-align: center;
}

.clear-btn {
    padding: 10px 20px;
    background: var(--text-primary);
    color: var(--bg-primary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s;
}

.clear-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.clear-btn:active {
    transform: translateY(0);
}

.clear-btn:disabled {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border-color: var(--text-secondary);
    cursor: not-allowed;
    opacity: 0.5;
}

.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
    animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.empty-state p {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

/* Scrollbar styling */
.task-list::-webkit-scrollbar {
    width: 8px;
}

.task-list::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.task-list::-webkit-scrollbar-thumb {
    background: var(--text-primary);
}

.task-list::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Responsive design */
@media (max-width: 768px) {
    .container {
        padding: 20px;
    }

    header h1 {
        font-size: 2rem;
    }

    .input-section {
        flex-direction: column;
    }

    .stats {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
    
    .list-tabs {
        justify-content: center;
    }
    
    .view-switcher {
        flex-direction: column;
    }
    
    .calendar-grid {
        gap: 2px;
    }
    
    .calendar-day {
        min-height: 60px;
        font-size: 0.85rem;
    }
    
    .kanban-view {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .filter-buttons {
        justify-content: center;
    }
    
    .task-options {
        flex-direction: column;
    }
    
    .header-top {
        flex-direction: column;
        gap: 10px;
    }
}

/* Digital Clock Section */
.digital-clock-section {
    margin-bottom: 24px;
    padding: 20px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    transition: all 0.3s;
}

.clock-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.clock-header h3 {
    color: var(--text-primary);
    font-size: 1.2rem;
    margin: 0;
}

.clock-add-btn {
    padding: 8px 16px;
    background: var(--text-primary);
    color: var(--bg-primary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.3s;
    font-size: 0.9rem;
    font-weight: 600;
}

.clock-add-btn:hover {
    transform: scale(1.05);
    opacity: 0.9;
}

.clock-display {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.clock-zone {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    padding: 15px;
    position: relative;
    transition: all 0.3s;
    animation: slideIn 0.3s ease-out;
}

.clock-zone:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.clock-zone-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.clock-zone-name {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.clock-remove-btn {
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.clock-remove-btn:hover {
    transform: scale(1.2);
    color: var(--overdue-text);
}

.clock-time {
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-primary);
    font-family: 'Courier New', monospace;
    margin-bottom: 5px;
}

.clock-date {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.clock-empty-state {
    text-align: center;
    padding: 20px;
    color: var(--text-secondary);
}

/* Stats Page */
.stats-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 20px;
    margin-bottom: 20px;
    transition: all 0.3s;
}

.stats-card h3 {
    color: var(--text-primary);
    margin-bottom: 15px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 25px;
    text-align: center;
    transition: all 0.3s;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Settings Page */
.settings-section {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 20px;
    margin-bottom: 20px;
}

.settings-section h3 {
    color: var(--text-primary);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.setting-item {
    margin-bottom: 20px;
}

.setting-item:last-child {
    margin-bottom: 0;
}

.setting-item label {
    display: block;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.theme-options, .data-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.theme-btn, .setting-btn {
    padding: 10px 20px;
    background: var(--text-primary);
    color: var(--bg-primary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.3s;
    font-size: 0.9rem;
}

.theme-btn:hover, .setting-btn:hover {
    transform: translateY(-2px);
    opacity: 0.9;
}

.danger-btn {
    padding: 10px 20px;
    background: var(--overdue-text);
    color: white;
    border: 1px solid var(--overdue-text);
    cursor: pointer;
    transition: all 0.3s;
    font-size: 0.9rem;
}

.danger-btn:hover {
    transform: translateY(-2px);
    opacity: 0.9;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s ease-out;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    padding: 0;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideIn 0.3s ease-out;
}

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

.modal-header h3 {
    margin: 0;
    color: var(--text-primary);
}

.modal-close {
    background: transparent;
    border: none;
    font-size: 2rem;
    color: var(--text-primary);
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.modal-close:hover {
    transform: scale(1.2);
    color: var(--overdue-text);
}

.modal-body {
    padding: 20px;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 5px;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    font-size: 1rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.3s;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--text-primary);
}

.form-group textarea {
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.modal-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.modal-btn {
    flex: 1;
    padding: 12px;
    border: 1px solid var(--border-color);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s;
}

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

.modal-btn.secondary {
    background: transparent;
    color: var(--text-primary);
}

.modal-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.timezone-select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    font-size: 1rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.3s;
}

.timezone-select:focus {
    outline: none;
    border-color: var(--text-primary);
}

/* Responsive Modal */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        width: 95%;
        max-height: 95vh;
    }
}

/* Calendar Container */
.calendar-container {
    padding: 20px;
}

/* Pomodoro Section (in Stats Page) */

@media (max-width: 768px) {
    .clock-display {
        grid-template-columns: 1fr;
    }
    
    .clock-time {
        font-size: 1.5rem;
    }
}