body {
    font-family: 'Vazirmatn', 'Tahoma', sans-serif;
    background-color: #f8f9fa;
}

.navbar-brand {
    font-weight: bold;
}

.card {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    border: 1px solid rgba(0, 0, 0, 0.125);
}

.jumbotron {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.table th {
    border-top: none;
    font-weight: 600;
}

.modal-header .btn-close {
    margin: -0.5rem auto -0.5rem -0.5rem;
}
.mx-2 {
    --bs-btn-bg: #0d6efd;
    --bs-btn-color: #fff;
}
/* Responsive adjustments */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .jumbotron {
        padding: 2rem 1rem !important;
    }
    
    .navbar-brand {
        font-size: 0.9rem;
    }
}

/* Custom styles for Persian support */
.persian-digits {
    font-family: 'Vazirmatn', sans-serif;
}

/* Loading spinner */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}