/* الخطوط والألوان */
:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* تصميم الصفحة الرئيسية */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
}

/* تصميم البطاقات */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.card-header {
    border-bottom: none;
    border-radius: 15px 15px 0 0 !important;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

/* تصميم الأزرار */
.btn {
    border-radius: 25px;
    font-weight: 600;
    padding: 10px 30px;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
}

.btn-warning {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    border: none;
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    border: none;
}

/* تصميم النافذة الجانبية */
.sidebar {
    background: linear-gradient(180deg, #667eea 0%, #764ba2 100%);
    box-shadow: 2px 0 10px rgba(0,0,0,0.1);
}

.sidebar .nav-link {
    padding: 15px 20px;
    margin: 5px 10px;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.sidebar .nav-link:hover,
.sidebar .nav-link.active {
    background: rgba(255,255,255,0.1);
    transform: translateX(5px);
}

/* تصميم الجداول */
.table {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.table thead th {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    font-weight: 600;
}

.table tbody tr {
    transition: background-color 0.3s ease;
}

.table tbody tr:hover {
    background-color: rgba(102, 126, 234, 0.1);
}

/* تصميم النماذج */
.form-control,
.form-select {
    border-radius: 10px;
    border: 2px solid #e9ecef;
    padding: 12px 15px;
    transition: all 0.3s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

/* تصميم التنبيهات */
.alert {
    border: none;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.alert-success {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    color: white;
}

.alert-danger {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.alert-warning {
    background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
    color: #333;
}

.alert-info {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    color: #333;
}

/* تصميم الشارات */
.badge {
    border-radius: 20px;
    padding: 8px 15px;
    font-weight: 500;
}

/* تصميم متجاوب */
@media (max-width: 768px) {
    .hero-section {
        text-align: center;
        padding: 60px 0;
    }
    
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .main-content {
        margin-right: 0 !important;
        padding: 15px !important;
    }
    
    .sidebar {
        width: 100% !important;
        position: relative !important;
        min-height: auto !important;
    }
}

/* تأثيرات الحركة */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card,
.alert {
    animation: fadeInUp 0.6s ease-out;
}

/* تصميم الأيقونات */
.fa {
    margin-left: 8px;
}

/* تصميم الروابط */
a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #764ba2;
}

/* تحسينات إضافية */
.text-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-custom {
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.border-gradient {
    border: 2px solid;
    border-image: linear-gradient(135deg, #667eea 0%, #764ba2 100%) 1;
}