:root {
    --primary-color: #4361ee;
    --secondary-color: #3f37c9;
    --light-color: #f8f9fa;
    --dark-color: #212529;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f7fa;
    height: 100vh;
    display: flex;
    align-items: center;
}

.login-container {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    padding: 20px;
}

.login-card {
    animation: fadeIn 0.5s ease;
}

.login-logo {
    width: 80px;
    height: auto;
}

.card {
    border: none;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    border-radius: 8px;
    font-weight: 500;
    padding: 10px;
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.input-group-text {
    background-color: white;
    border-right: none;
}

.form-control {
    border-left: none;
    padding: 10px 15px;
    border-radius: 8px;
}

.form-control:focus {
    box-shadow: 0 0 0 0.25rem rgba(67, 97, 238, 0.25);
    border-color: var(--primary-color);
}

.toggle-password {
    border-left: none;
    border-radius: 0 8px 8px 0;
}

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

/* Responsividade */
@media (max-width: 576px) {
    .login-container {
        padding: 15px;
    }
    
    .card-body {
        padding: 20px !important;
    }
}