body {
    background-color: #f9fafb;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #333;
    margin: 0;
    padding: 2rem;
}

.form-container {
    max-width: 500px;
    background-color: #fff;
    margin: 0 auto;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: box-shadow 0.3s ease;
}

.form-container:hover {
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
}

.form-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.form-logo {
    max-width: 200px;
    height: auto;
}

.form-label {
    font-weight: 500;
    color: #555;
}

.h4
{
    color: #555;
}

.form-control,
.input-group-text {
    border-radius: 8px;
    border: 1px solid #ddd;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-control:focus {
    border-color: #007BFF;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.btn-primary {
    background-color: #007BFF;
    border-color: #007BFF;
    border-radius: 8px;
    padding: 0.6rem 1.2rem;
    font-weight: 500;
    transition: background-color 0.3s, box-shadow 0.3s;
}

.btn-primary:hover {
    background-color: #0069d9;
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
}

.btn-secondary {
    border-radius: 8px;
    padding: 0.6rem 1.2rem;
    font-weight: 500;
}

.modal-content {
    border-radius: 12px;
    padding: 1.5rem;
}

.modal-header {
    border-bottom: none;
}

.modal-footer {
    border-top: none;
}

.invalid-feedback {
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 576px) {
    .form-container {
        padding: 1.5rem;
    }
}