/* Theme Styles for Weekly Task Planner */
:root {
    /* Light Theme Colors - Header/Footer Colors Unchanged */
    --primary-color: #006837;
    --primary-hover: #008542;
    --primary-light: rgba(0, 104, 55, 0.1);
    --primary-shadow: rgba(0, 104, 55, 0.2);
    
    /* Updated Content Colors */
    --secondary-color: #4f46e5; /* New vibrant indigo */
    --secondary-hover: #4338ca;
    
    --accent-color: #9333ea; /* New vibrant purple */
    
    --success-color: #10b981; /* New vibrant emerald */
    --success-hover: #059669;
    
    --warning-color: #f59e0b; /* New vibrant amber */
    --warning-hover: #d97706;
    
    --danger-color: #ef4444; /* Kept the same red */
    --danger-hover: #dc2626;
    
    --text-color: #1e293b; /* New slate color */
    --text-secondary: #475569;
    
    --bg-color: #f1f5f9; /* New lighter background */
    --bg-gradient-1: #f8fafc;
    --bg-gradient-2: #e2e8f0;
    
    --card-bg: #ffffff;
    --task-bg: #ffffff;
    --input-bg: #f8fafc;
    --button-bg: #e2e8f0;
    --button-hover: #cbd5e1;
    --border-color: #e2e8f0;
    --priority-bg: #f1f5f9;
    
    /* Glass Effect - More transparent and subtle */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.2);
    
    /* Header Height */
    --header-height: 70px;

    /* Font Settings */
    --font-main: 'Cairo', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-Index Layers */
    --z-base: 1;
    --z-dropdown: 10;
    --z-sticky: 100;
    --z-fixed: 1000;
    --z-modal: 2000;
    --z-toast: 3000;

    /* Updated Category Colors */
    --category-work: #6366f1; /* Indigo */
    --category-personal: #ec4899; /* Pink */
    --category-study: #10b981; /* Emerald */
    --category-health: #f97316; /* Orange */
    --category-shopping: #8b5cf6; /* Violet */
    --category-other: #64748b; /* Slate */
}

/* Dark Theme - Updated */
body.dark-theme {
    --primary-color: #008542; /* Kept the same */
    --primary-hover: #00a651;
    --primary-light: rgba(0, 133, 66, 0.2);
    --primary-shadow: rgba(0, 133, 66, 0.3);
    
    --secondary-color: #818cf8; /* Lighter indigo */
    --secondary-hover: #6366f1;
    
    --accent-color: #c084fc; /* Lighter purple */
    
    --success-color: #34d399; /* Lighter emerald */
    --success-hover: #10b981;
    
    --warning-color: #fbbf24; /* Lighter amber */
    --warning-hover: #f59e0b;
    
    --danger-color: #f87171; /* Lighter red */
    --danger-hover: #ef4444;
    
    --text-color: #f1f5f9; /* Lighter text */
    --text-secondary: #cbd5e1;
    
    --bg-color: #0f172a; /* Darker bg */
    --bg-gradient-1: #0f172a;
    --bg-gradient-2: #1e293b;
    
    --card-bg: #1e293b;
    --task-bg: #1e293b;
    --input-bg: #334155;
    --button-bg: #334155;
    --button-hover: #475569;
    --border-color: #334155;
    --priority-bg: #1e293b;
    
    /* Glass Effect - Darker */
    --glass-bg: rgba(30, 41, 59, 0.8);
    --glass-border: rgba(51, 65, 85, 0.3);
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    padding: var(--spacing-md);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

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

.modal {
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    transform: translateY(20px);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

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

.modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    transition: background-color var(--transition-fast);
}

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

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

/* Stats Modal Styles */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.stat-card {
    background-color: var(--glass-bg);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.stat-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--border-color);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin: var(--spacing-md) 0;
}

.progress-value {
    height: 100%;
    background-color: var(--success-color);
    border-radius: var(--radius-full);
    transition: width var(--transition-normal);
}

.progress-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
}

.day-progress {
    margin-bottom: var(--spacing-lg);
}

.day-progress-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.day-progress-title {
    font-weight: 600;
}

.category-pills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.category-pill {
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    color: white;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.category-pill.work {
    background-color: var(--category-work);
}

.category-pill.personal {
    background-color: var(--category-personal);
}

.category-pill.study {
    background-color: var(--category-study);
}

.category-pill.health {
    background-color: var(--category-health);
}

.category-pill.shopping {
    background-color: var(--category-shopping);
}

.category-pill.other {
    background-color: var(--category-other);
}

/* Main Styles for Weekly Task Planner */

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-main);
}

body {
    background: linear-gradient(135deg, var(--bg-gradient-1), var(--bg-gradient-2));
    background-attachment: fixed;
    color: var(--text-color);
    min-height: 100vh;
    padding-top: var(--header-height);
    transition: background-color var(--transition-normal), color var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-xl);
    flex: 1;
}

/* Glass Card Effect */
.glass-card {
    background-color: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* App Header */
.app-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.title-section {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.page-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.page-title i {
    margin-left: var(--spacing-sm);
}

.app-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    font-size: 1.1rem;
}

.header-actions {
    display: flex;
    gap: var(--spacing-md);
}

/* Task Lists Section in Side Menu */
.task-lists-section {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.task-lists-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.task-lists-header h4 {
    color: var(--text-color);
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
}

.task-lists-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.task-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--glass-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all var(--transition-fast);
    group: task-list;
}

.task-list-item:hover {
    background-color: var(--primary-light);
    transform: translateX(-3px);
}

.task-list-item.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.task-list-item.active .task-list-name,
.task-list-item.active .task-list-count {
    color: white;
}

.task-list-info {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    flex: 1;
}

.task-list-name {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-color);
}

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

.task-list-actions {
    display: flex;
    gap: var(--spacing-xs);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

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

.task-list-item.active .task-list-actions {
    opacity: 1;
}

.task-list-btn {
    background: none;
    border: none;
    padding: 0.3rem;
    cursor: pointer;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    font-size: 0.8rem;
}

.task-list-btn:hover {
    background-color: var(--button-bg);
    color: var(--text-color);
}

.task-list-item.active .task-list-btn {
    color: rgba(255, 255, 255, 0.8);
}

.task-list-item.active .task-list-btn:hover {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
}

/* Current List Info */
.current-list-info {
    margin-bottom: var(--spacing-xl);
}

.list-info-card {
    background-color: var(--glass-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    border: 1px solid var(--glass-border);
}

.list-info-card h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.list-info-card p {
    color: var(--text-secondary);
}

/* Share Button */
.share-btn {
    background-color: var(--success-color);
    color: white;
    border: none;
}

.share-btn:hover {
    background-color: var(--success-hover);
    transform: scale(1.1);
}

/* Task Form */
.task-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.input-group {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.form-field {
    flex: 1;
    min-width: 250px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-field label {
    font-weight: 600;
    color: var(--text-color);
}

input, select, button {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background-color: var(--input-bg);
    color: var(--text-color);
    transition: all var(--transition-fast);
    font-size: 1rem;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-shadow);
}

button {
    cursor: pointer;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    border: none;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: white;
    border: none;
}

.btn-secondary:hover {
    background-color: var(--secondary-hover);
    transform: translateY(-2px);
}

.btn-success {
    background-color: var(--success-color);
    color: white;
    border: none;
}

.btn-success:hover {
    background-color: var(--success-hover);
    transform: translateY(-2px);
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
    border: none;
}

.btn-danger:hover {
    background-color: var(--danger-hover);
    transform: translateY(-2px);
}

.btn-text {
    background: none;
    border: none;
    color: var(--text-color);
    padding: var(--spacing-sm);
    font-size: 0.9rem;
}

.icon-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--button-bg);
    color: var(--text-color);
    border: none;
    transition: all var(--transition-fast);
}

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

/* Filters */
.filters {
    margin-bottom: var(--spacing-xl);
}

.filter-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.filter-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.search-field {
    flex: 2;
    min-width: 250px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

/* Task Grid */
.task-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xxl);
}

.day-card {
    background-color: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-lg);
    min-height: 300px;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.day-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.day-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--border-color);
}

.day-title {
    font-size: 1.25rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.task-count {
    background-color: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
}

.task-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    flex: 1;
}

.task-item {
    position: relative;
    background-color: var(--task-bg);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
    overflow: hidden;
    border-left: 4px solid var(--category-other);
}

.task-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Task Item Category Colors */
.task-item[data-category="work"] {
    border-left-color: var(--category-work);
}

.task-item[data-category="personal"] {
    border-left-color: var(--category-personal);
}

.task-item[data-category="study"] {
    border-left-color: var(--category-study);
}

.task-item[data-category="health"] {
    border-left-color: var(--category-health);
}

.task-item[data-category="shopping"] {
    border-left-color: var(--category-shopping);
}

.task-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
}

.task-title {
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    transition: text-decoration var(--transition-fast);
}

.task-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    white-space: pre-line;
}

.task-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
}

.task-category, .task-priority {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
}

.task-category {
    background-color: var(--primary-light);
}

.task-priority {
    background-color: var(--priority-bg);
}

.task-priority.high {
    background-color: rgba(239, 68, 68, 0.2);
    color: var(--danger-color);
}

.task-priority.medium {
    background-color: rgba(234, 179, 8, 0.2);
    color: var(--warning-color);
}

.task-priority.low {
    background-color: rgba(34, 197, 94, 0.2);
    color: var(--success-color);
}

.task-actions {
    display: flex;
    gap: 3rem;
}

.task-btn {
    background: none;
    border: none;
    padding: var(--spacing-xs);
    cursor: pointer;
    transition: transform var(--transition-fast);
    font-size: 0.9rem;
}

.task-btn:hover {
    transform: scale(1.2);
}

.completed .task-title {
    text-decoration: line-through;
    opacity: 0.7;
}

.completed .task-description {
    opacity: 0.5;
}

/* Action Panel */
.action-panel {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.data-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.action-row {
    display: flex;
    gap: var(--spacing-md);
}

.action-row button {
    flex: 1;
    font-size: 0.9rem;
}

@media (min-width: 768px) {
    .data-actions {
        flex-direction: row;
    }
    
    .action-row {
        flex: 1;
    }
}

/* Notifications */
.notification-container {
    position: fixed;
    top: calc(var(--header-height) + var(--spacing-md));
    left: 50%;
    transform: translateX(-50%);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    width: 100%;
    max-width: 500px;
    pointer-events: none;
}

.notification {
    background-color: var(--card-bg);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    animation: slide-in 0.3s ease, fade-out 0.3s ease 2.7s forwards;
    pointer-events: auto;
    border-right: 4px solid var(--primary-color);
}

.notification.success {
    border-right-color: var(--success-color);
}

.notification.error {
    border-right-color: var(--danger-color);
}

.notification.warning {
    border-right-color: var(--warning-color);
}

/* Hamiz.net Header and Side Menu Styles */

/* Header Styles */
header {
    background-color: var(--primary-color);
    padding: 0.5rem 0;
    box-shadow: var(--shadow-lg);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: var(--z-fixed);
    height: var(--header-height);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
    height: 100%;
}

.header-content > div {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.header-title {
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    text-align: center;
    font-family: 'Cairo', sans-serif;
}

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

.logo img {
    height: 50px;
    width: auto;
    transition: transform var(--transition-fast);
}

.logo:hover img {
    transform: scale(1.05);
}

.menu-toggle {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    z-index: var(--z-fixed);
    transition: transform var(--transition-fast);
}

.menu-toggle:hover {
    transform: scale(1.1);
}

/* Back to Main Button */
.back-to-main-btn {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 600;
    transition: all var(--transition-fast);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.back-to-main-btn:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Side Menu Styles */
.side-menu {
    position: fixed;
    right: -100%;
    top: 0;
    width: 320px;
    height: 100vh;
    background-color: var(--card-bg);
    box-shadow: var(--shadow-lg);
    transition: right var(--transition-normal);
    z-index: var(--z-fixed);
    overflow-y: auto;
    padding: calc(var(--header-height) + var(--spacing-lg)) var(--spacing-lg) var(--spacing-lg) var(--spacing-lg);
}

.side-menu.active {
    right: 0;
}

.menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.menu-close {
    background: var(--primary-color);
    border: none;
    color: white;
    font-size: 1.25rem;
    cursor: pointer;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    padding: 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.menu-close:hover {
    background-color: var(--primary-hover);
    transform: scale(1.1);
}

.menu-items {
    list-style: none;
}

.menu-item {
    margin-bottom: var(--spacing-md);
}

.menu-link {
    display: flex;
    align-items: center;
    padding: var(--spacing-md);
    color: var(--text-color);
    text-decoration: none;
    transition: all var(--transition-fast);
    border-radius: var(--radius-md);
    font-weight: 600;
}

.menu-link:hover {
    background-color: var(--primary-light);
    transform: translateX(-5px);
}

.menu-link i {
    margin-left: var(--spacing-md);
    width: 20px;
    text-align: center;
    color: var(--primary-color);
}

.submenu {
    list-style: none;
    margin-right: var(--spacing-xl);
    margin-top: var(--spacing-sm);
    display: none;
    transition: all var(--transition-normal);
}

.submenu.active {
    display: block;
    animation: slide-down 0.3s ease;
}

/* Footer Styles */
footer {
    background-color: var(--primary-color);
    color: white;
    padding: var(--spacing-lg);
    text-align: center;
    margin-top: auto;
}

/* Overlay when side menu is active */
.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-fixed) - 1);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Loading and Error States */
.loading-state, .error-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 50vh;
    text-align: center;
    gap: var(--spacing-lg);
}

.loading-spinner {
    font-size: 3rem;
    color: var(--primary-color);
}

.error-icon {
    font-size: 4rem;
    color: var(--warning-color);
}

.error-state h2 {
    color: var(--text-color);
    margin-bottom: var(--spacing-md);
}

.error-state p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* Shared List Info */
.shared-list-info {
    margin-bottom: var(--spacing-xl);
}

.list-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    background-color: var(--input-bg);
    border-radius: var(--radius-md);
}

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

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* Create Your Own Section */
.create-own-section {
    margin-top: var(--spacing-xxl);
    text-align: center;
}

.create-own-content {
    max-width: 600px;
    margin: 0 auto;
}

.create-own-content h3 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.create-own-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    font-size: 1.1rem;
}

.create-own-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.create-own-actions .btn-success,
.create-own-actions .btn-primary {
    flex: 1;
    min-width: 200px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Utility Classes */
.hidden {
    display: none !important;
}

.flex {
    display: flex;
}

.flex-col {
    display: flex;
    flex-direction: column;
}

.justify-between {
    justify-content: space-between;
}

.items-center {
    align-items: center;
}

.gap-sm {
    gap: var(--spacing-sm);
}

.gap-md {
    gap: var(--spacing-md);
}

.mb-sm {
    margin-bottom: var(--spacing-sm);
}

.mb-md {
    margin-bottom: var(--spacing-md);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

/* Animations */
@keyframes slide-in {
    from { transform: translateY(-20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes fade-out {
    from { opacity: 1; }
    to { opacity: 0; }
}

@keyframes slide-down {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-hover);
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .container {
        padding: var(--spacing-lg);
    }
    
    .task-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    }
}

@media (max-width: 768px) {
    .container {
        padding: var(--spacing-md);
    }
    
    .title-section {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .action-panel {
        flex-direction: column;
        align-items: stretch;
    }

    .header-title {
        font-size: 1.2rem;
    }

    .side-menu {
        width: 85%;
        max-width: 300px;
    }
    
    .list-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .page-title {
        font-size: 1.8rem;
    }
    
    .task-grid {
        grid-template-columns: 1fr;
    }
    
    .input-group, .filter-group {
        flex-direction: column;
    }
    
    .list-stats {
        grid-template-columns: 1fr;
    }
}

.task-description-input {
    resize: vertical;
    min-height: 100px;
    font-family: var(--font-main);
    line-height: 1.5;
}

textarea {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background-color: var(--input-bg);
    color: var(--text-color);
    transition: all var(--transition-fast);
    font-size: 1rem;
    width: 100%;
}

textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-shadow);
}

.toggle-btn {
    position: relative;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: transparent;
    border: 2px solid var(--primary-color);
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: transparent;
    transition: all var(--transition-fast);
    overflow: hidden;
}

.toggle-btn:hover {
    transform: scale(1.1);
    border-color: var(--primary-hover);
}

.toggle-btn i {
    font-size: 12px;
    position: relative;
    z-index: 2;
}

.toggle-btn-hover {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--primary-color);
    transform: scale(0);
    border-radius: 50%;
    transition: transform var(--transition-fast);
}

.toggle-btn:hover .toggle-btn-hover {
    transform: scale(1);
}

.completed .toggle-btn {
    background: #ff0000;
    border-color: #ff0000;
    color: white;
}

.completed .toggle-btn i {
    color: white;
}

.completed .toggle-btn .toggle-btn-hover {
    background: var(--primary-hover);
}

/* Copy Link Modal Styles */
.copy-link-section {
    background-color: var(--input-bg);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin: var(--spacing-md) 0;
}

.link-display {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.link-input {
    flex: 1;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-family: monospace;
    font-size: 0.9rem;
    color: var(--text-color);
    user-select: all;
}

.copy-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
}

.share-instructions {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.share-instructions ul {
    margin: var(--spacing-sm) 0;
    padding-right: var(--spacing-lg);
}

.share-instructions li {
    margin-bottom: var(--spacing-xs);
}

/* Loading state for share button */
.share-btn.loading {
    pointer-events: none;
    opacity: 0.7;
}

.share-btn.loading i {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Enhanced button styles */
.btn-primary, .btn-secondary, .btn-success, .btn-danger {
    position: relative;
    overflow: hidden;
}

.btn-primary::before, .btn-secondary::before, .btn-success::before, .btn-danger::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.2);
    transition: all 0.5s ease;
    transform: translate(-50%, -50%);
}

.btn-primary:hover::before, .btn-secondary:hover::before, .btn-success:hover::before, .btn-danger:hover::before {
    width: 300px;
    height: 300px;
}