:root {
    --primary-color: #d4af37;
    --secondary-color: #1a237e;
    --accent-color: #ffd700;
}

body {
    font-family: 'B Yekan', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
}

.navbar {
    background: linear-gradient(90deg, var(--secondary-color), #283593);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.card {
    border-radius: 20px;
    transition: transform 0.3s ease;
}

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

.bg-primary{
    background: linear-gradient(135deg, var(--secondary-color), #3949ab);
}
.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color)) !important;
}

.btn-primary {
    background: linear-gradient(135deg, var(--secondary-color), #3949ab);
    border: none;
    padding: 12px 30px;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26, 35, 126, 0.3);
}

.form-control {
    border-radius: 10px;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    transition: all 0.3s;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(212, 175, 55, 0.25);
}

.badge {
    font-size: 0.9rem;
    padding: 8px 15px;
    border-radius: 50px;
}
.ltr{
    direction: ltr !important;
}

@media (max-width: 768px) {
    .display-4 {
        font-size: 2.5rem;
    }
    
    .card-body {
        padding: 1.25rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .navbar-brand {
        font-size: 1.1rem;
    }
}


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

#resultsSection {
    animation: fadeIn 0.5s ease-out;
}


.spinner-border {
    width: 1.5rem;
    height: 1.5rem;
}