body {
    background-color: #f8f9fa;
}

.logo {
    width: 40px;
    height: 40px;
}

.card {
    border-radius: 10px;
    overflow: hidden;
}

.card-header {
    background: linear-gradient(to right, #0d6efd, #0dcaf0);
}

#passwordOutput {
    font-family: 'Courier New', monospace;
    font-weight: bold;
    letter-spacing: 1px;
}

.strength-bar {
    margin-top: 5px;
}

.password-display {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.btn-primary {
    background: linear-gradient(to right, #0d6efd, #0b5ed7);
}

.btn-primary:hover {
    background: linear-gradient(to right, #0b5ed7, #0a58ca);
}

/* Password strength colors */
.strength-weak {
    background-color: #dc3545 !important;
}

.strength-medium {
    background-color: #ffc107 !important;
}

.strength-strong {
    background-color: #198754 !important;
}

.strength-very-strong {
    background-color: #20c997 !important;
}

/* Copy button animation */
.copy-animation {
    background-color: #198754 !important;
    color: white !important;
    transition: all 0.3s ease;
}