:root {
    --primary-color: #E69DB8; /* اللون الوردي الرئيسي */
    --primary-light: #F1E7E7; /* الخلفية الفاتحة */
    --secondary-color: #FFD0C7; /* اللون الثانوي */
    --accent-color: #FFFECE; /* لون التمييز */
    --danger-color: #e63946;
    --success-color: #2a9d8f;
    --warning-color: #e9c46a;
    --light-color: #f8f9fa;
    --dark-color: #2d3436;
    --gray-color: #6c757d;
    --light-gray: #e9ecef;
    --border-radius: 12px; /* زوايا أكثر نعومة */
    --box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
}

/* تعديلات الهيدر */
.app-header {
    background-color: var(--primary-color);
    color: var(--dark-color);
}

/* تعديلات السايدبار */
.sidebar {
    background-color: var(--primary-light);
}

/* أزرار وإجراءات */
.btn-primary {
    background-color: var(--primary-color);
    color: var(--dark-color);
}

.btn-primary:hover {
    background-color: #d48ba5;
}

/* بطاقات المهام */
.task-item {
    background-color: white;
    border-left: 4px solid var(--secondary-color);
}

.task-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
}

/* تأثيرات خاصة */
.task-priority.priority-high {
    background-color: #ffecec;
    color: var(--danger-color);
}

.task-priority.priority-medium {
    background-color: var(--accent-color);
    color: #d4a017;
}

.task-priority.priority-low {
    background-color: #e8f5e9;
    color: var(--success-color);
}

/* المودال */
.modal-content {
    border-top: 5px solid var(--primary-color);
}

/* الشريط الجانبي النشط */
.main-nav .active a {
    background-color: var(--secondary-color);
    color: var(--dark-color);
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    background: #F1E7E7;
    color: var(--dark-color);
    line-height: 1.6;
}

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

.app-header {
    background-color: var(--primary-color);
    color: white;
    padding: 1.5rem;
    text-align: center;
    box-shadow: var(--box-shadow);
}

.app-header h1 {
    font-weight: 500;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.app-header p {
    font-weight: 300;
    opacity: 0.9;
}

.main-content {
    display: flex;
    flex: 1;
}

.sidebar {
    width: 280px;
    background-color: white;
    padding: 1.5rem;
    border-right: 1px solid var(--light-gray);
    display: flex;
    flex-direction: column;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--light-gray);
}

.avatar {
    width: 48px;
    height: 48px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    font-size: 1.2rem;
}

.user-info {
    display: flex;
    flex-direction: column;
}

.username {
    font-weight: 500;
}

.user-email {
    font-size: 0.8rem;
    color: var(--gray-color);
}

.main-nav ul {
    list-style: none;
    margin-bottom: 2rem;
}

.main-nav li {
    margin-bottom: 0.5rem;
}

.main-nav a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    text-decoration: none;
    color: var(--dark-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.main-nav a:hover {
    background-color: var(--primary-light);
    color: var(--primary-color);
}

.main-nav a i {
    width: 20px;
    text-align: center;
}

.main-nav .active a {
    background-color: var(--primary-light);
    color: var(--primary-color);
    font-weight: 500;
}

.progress-container {
    margin-top: auto;
    background-color: var(--light-color);
    padding: 1rem;
    border-radius: var(--border-radius);
}

.progress-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.progress-bar {
    height: 8px;
    background-color: var(--light-gray);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background-color: var(--primary-color);
    border-radius: 4px;
    transition: width 0.5s ease;
}

.task-manager {
    flex: 1;
    padding: 2rem;
    background-color: white;
    border-radius: var(--border-radius);
    margin: 1rem;
    box-shadow: var(--box-shadow);
}

.task-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.task-header h2 {
    font-weight: 500;
}

.task-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.view-options {
    display: flex;
    gap: 0.5rem;
}

.view-option {
    background: none;
    border: 1px solid var(--light-gray);
    width: 36px;
    height: 36px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--gray-color);
    transition: var(--transition);
}

.view-option:hover {
    background-color: var(--light-gray);
}

.view-option.active {
    background-color: var(--primary-light);
    color: var(--primary-color);
    border-color: var(--primary-light);
}

.task-filters {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--light-gray);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.filter-group label {
    font-size: 0.85rem;
    color: var(--gray-color);
}

.filter-group select {
    padding: 0.5rem;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    background-color: white;
    font-family: inherit;
    min-width: 120px;
}

.task-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.task-item {
    background-color: white;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    padding: 1rem;
    display: flex;
    align-items: center;
    transition: var(--transition);
    position: relative;
}

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

.task-checkbox {
    margin-right: 1rem;
}

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

.task-content {
    flex: 1;
}

.task-title {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.task-description {
    font-size: 0.85rem;
    color: var(--gray-color);
    margin-bottom: 0.5rem;
}

.task-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.8rem;
}

.task-due-date {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--gray-color);
}

.task-priority {
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

.priority-high {
    background-color: #fee2e2;
    color: #dc2626;
}

.priority-medium {
    background-color: #fef3c7;
    color: #d97706;
}

.priority-low {
    background-color: #ecfdf5;
    color: #059669;
}

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

.task-action-btn {
    background: none;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--gray-color);
    transition: var(--transition);
}

.task-action-btn:hover {
    background-color: var(--light-gray);
    color: var(--dark-color);
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

.btn-primary:hover {
    background-color: var(--secondary-color);
}

.btn-secondary {
    background-color: var(--light-gray);
    color: var(--dark-color);
}

.btn-secondary:hover {
    background-color: #dee2e6;
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background-color: white;
    border-radius: var(--border-radius);
    width: 100%;
    max-width: 500px;
    padding: 2rem;
    position: relative;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.close-modal {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray-color);
    transition: var(--transition);
}

.close-modal:hover {
    color: var(--dark-color);
}

.modal h3 {
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    font-family: inherit;
    transition: var(--transition);
}

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

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.form-row {
    display: flex;
    gap: 1rem;
}

.form-row .form-group {
    flex: 1;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 1.5rem;
}

.completed .task-title,
.completed .task-description {
    text-decoration: line-through;
    color: var(--gray-color);
    opacity: 0.7;
}

@media (max-width: 768px) {
    .main-content {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        padding: 1rem;
    }
    
    .task-manager {
        margin: 0;
        border-radius: 0;
    }
    
    .task-filters {
        flex-wrap: wrap;
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
}
/* Category view styles */
.category-section {
    margin-bottom: 2rem;
}

.category-header {
    padding: 0.5rem 1rem;
    background-color: var(--primary-light);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.category-header h3 {
    font-weight: 500;
    font-size: 1.1rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.category-header .task-count {
    font-size: 0.8rem;
    background-color: var(--primary-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 1rem;
}

.task-category {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    background-color: var(--light-gray);
    border-radius: 4px;
    font-size: 0.75rem;
    margin-left: 0.5rem;
}

/* Grid view styles */
.task-list.grid-view {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
}

.task-list.grid-view .task-item {
    margin: 0;
    display: flex;
    flex-direction: column;
}

.task-list.grid-view .task-content {
    flex: 1;
}

.task-list.grid-view .task-actions {
    margin-top: auto;
    align-self: flex-end;
}
/* Mobile Styles */
@media (max-width: 768px) {
    .main-content {
        flex-direction: column;
    }
    
    .sidebar {
        position: fixed;
        top: 0;
        left: -280px;
        height: 100vh;
        z-index: 1000;
        transition: transform 0.3s ease;
    }
    
    .sidebar.mobile-visible {
        transform: translateX(280px);
    }
    
    .mobile-menu-btn {
        position: absolute;
        left: 15px;
        top: 50%;
        transform: translateY(-50%);
        background: none;
        border: none;
        font-size: 1.5rem;
        color: white;
        cursor: pointer;
    }
    
    .task-manager {
        margin: 0;
        padding: 1rem;
    }
    
    .task-filters {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .filter-group {
        width: 100%;
    }
    
    .task-item {
        flex-direction: column;
    }
    
    .task-actions {
        margin-top: 1rem;
        align-self: flex-end;
    }
    
    .modal-content {
        width: 90%;
        max-width: none;
    }
}

/* Grid view styles */
.task-list.grid-view {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
}

.task-list.grid-view .task-item {
    margin: 0;
}

/* Due date styles */
.due-today {
    color: var(--danger-color);
    font-weight: bold;
}

.due-overdue {
    color: var(--danger-color);
    font-weight: bold;
}
/*  */
/* Mobile Styles */