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

body {
    font-family: 'Cairo', sans-serif;
    background-color: #f8f9fa;
    color: #333;
    line-height: 1.6;
    direction: rtl;
}

/* الخطوط */
@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;600;700&display=swap');

/* الألوان */
:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --border-color: #e1e5e9;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* الشريط العلوي */
.navbar {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 1rem 0;
    box-shadow: var(--shadow);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    color: white;
}

.navbar-nav {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.navbar-nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.3s ease;
}

.navbar-nav a:hover {
    opacity: 0.8;
}

/* المحتوى الرئيسي */
.main-content {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 20px;
}

/* البطاقات */
.card {
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow);
    padding: 2rem;
    margin-bottom: 2rem;
}

.card-header {
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.card-subtitle {
    color: #666;
    font-size: 0.9rem;
}

/* الإحصائيات */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.stat-card:nth-child(1) .stat-icon { color: var(--primary-color); }
.stat-card:nth-child(2) .stat-icon { color: var(--success-color); }
.stat-card:nth-child(3) .stat-icon { color: var(--warning-color); }
.stat-card:nth-child(4) .stat-icon { color: var(--info-color); }

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #666;
    font-size: 0.9rem;
}

/* الأزرار */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Cairo', sans-serif;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
}

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

.btn-success:hover {
    background: #218838;
}

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

.btn-danger:hover {
    background: #c82333;
}

.btn-warning {
    background: var(--warning-color);
    color: var(--dark-color);
}

.btn-warning:hover {
    background: #e0a800;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.125rem;
}

/* الجداول */
.table-container {
    overflow-x: auto;
    margin-top: 1rem;
}

.table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.table th,
.table td {
    padding: 1rem;
    text-align: right;
    border-bottom: 1px solid var(--border-color);
}

.table th {
    background: var(--light-color);
    font-weight: 600;
    color: var(--dark-color);
}

.table tbody tr:hover {
    background: #f8f9fa;
}

/* النماذج */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--dark-color);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: 'Cairo', sans-serif;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

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

/* التنبيهات */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    border: 1px solid transparent;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border-color: #c3e6cb;
}

.alert-danger {
    background: #f8d7da;
    color: #721c24;
    border-color: #f5c6cb;
}

.alert-warning {
    background: #fff3cd;
    color: #856404;
    border-color: #ffeaa7;
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border-color: #bee5eb;
}

/* البحث والفلترة */
.search-filters {
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.search-filters .form-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr auto;
    gap: 1rem;
    align-items: end;
}

/* التنبيهات */
.reminder-alert {
    background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%);
    border: none;
    color: #721c24;
    padding: 1.5rem;
    border-radius: 15px;
    margin-bottom: 2rem;
}

.reminder-alert h4 {
    margin-bottom: 1rem;
    font-weight: 700;
}

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

.reminder-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(114, 28, 36, 0.2);
}

.reminder-list li:last-child {
    border-bottom: none;
}

/* الطباعة */
@media print {
    .navbar,
    .btn,
    .search-filters {
        display: none !important;
    }
    
    .main-content {
        margin: 0;
        padding: 0;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
    
    body {
        background: white;
    }
}

/* الاستجابة */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .navbar-nav {
        gap: 1rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .search-filters .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .table-container {
        font-size: 0.875rem;
    }
    
    .table th,
    .table td {
        padding: 0.5rem;
    }
}

/* تحسينات إضافية */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

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

/* التنبيهات */
.notification-badge {
    background: #dc3545;
    color: white;
    border-radius: 50%;
    padding: 2px 6px;
    font-size: 12px;
    font-weight: bold;
    margin-right: 5px;
}

.notification-item {
    padding: 15px;
    border-bottom: 1px solid #eee;
    display: flex;
    align-items: center;
    gap: 15px;
    transition: background 0.3s;
}

.notification-item:hover {
    background: #f8f9fa;
}

.notification-item:last-child {
    border-bottom: none;
}

.notification-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: white;
}

.notification-icon.urgent {
    background: #dc3545;
    animation: pulse 2s infinite;
}

.notification-icon.reminder {
    background: #ffc107;
}

.notification-icon.info {
    background: #007bff;
}

.notification-icon.warning {
    background: #fd7e14;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.priority-urgent {
    border-left: 4px solid #dc3545;
    background: #fff5f5;
}

.priority-high {
    border-left: 4px solid #dc3545;
}

.priority-medium {
    border-left: 4px solid #ffc107;
}

.priority-low {
    border-left: 4px solid #28a745;
}

.notification-days {
    font-size: 12px;
    color: #666;
    background: #f8f9fa;
    padding: 2px 6px;
    border-radius: 10px;
    margin-right: 10px;
}

.notification-days.urgent {
    background: #dc3545;
    color: white;
}

.notification-days.soon {
    background: #ffc107;
    color: #000;
}

.notification-days.future {
    background: #28a745;
    color: white;
}

.notification-content {
    flex: 1;
}

.notification-title {
    font-size: 16px;
    font-weight: bold;
    color: #1a365d;
    margin-bottom: 5px;
}

.notification-message {
    color: #666;
    font-size: 14px;
    margin-bottom: 5px;
}

.notification-date {
    color: #999;
    font-size: 12px;
}

.notification-actions {
    display: flex;
    gap: 10px;
}

.no-notifications {
    text-align: center;
    padding: 40px;
    color: #666;
}

.no-notifications i {
    font-size: 48px;
    margin-bottom: 15px;
    color: #ddd;
}

.priority-high {
    border-left: 4px solid #dc3545;
}

.priority-medium {
    border-left: 4px solid #ffc107;
}

.priority-low {
    border-left: 4px solid #28a745;
}

.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }