.auth-card {
    border: none;
    border-radius: 15px;
    background: #fff;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.auth-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1) !important;
}

.auth-card-body {
    padding: 2.5rem;
}

.auth-card-title {
    background: linear-gradient(45deg, #007bff, #00bcd4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: bold;
    font-size: 2.2rem;
}

.form-control {
    border-radius: 10px;
    padding: 0.75rem 1rem;
    border: 1px solid #e0e0e0;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: #80bdff;
    box-shadow: 0 0 0 0.2rem rgba(0,123,255,.25);
    transform: translateY(-2px);
}

.btn-primary {
    border-radius: 10px;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
    background: linear-gradient(45deg, #007bff, #00bcd4);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    background: linear-gradient(45deg, #0056b3, #008ba3);
}

.socialaccount_provider {
    display: inline-block;
    margin: 5px;
    padding: 10px 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
    text-decoration: none;
    color: #333;
    font-weight: bold;
    transition: all 0.2s ease-in-out;
}

.socialaccount_provider.google {
    background-color: #db4437;
    color: white;
    border-color: #db4437;
}

.socialaccount_provider.google:hover {
    background-color: #c33d2e;
    border-color: #c33d2e;
}

a {
    color: #007bff;
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: #0056b3;
    text-decoration: none;
}

.text-muted {
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .auth-card-body {
        padding: 1.5rem;
    }
}

/* Password strength indicator */
.password-strength {
    height: 5px;
    margin-top: 0.5rem;
    border-radius: 5px;
    background: #e9ecef;
    overflow: hidden;
}

.password-strength-bar {
    height: 100%;
    width: 0;
    transition: width 0.3s ease, background-color 0.3s ease;
}

.strength-weak { background-color: #dc3545; width: 33.33%; }
.strength-medium { background-color: #ffc107; width: 66.66%; }
.strength-strong { background-color: #28a745; width: 100%; }