body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    padding: 20px;
    box-sizing: border-box;
}

.login-container {
    width: 100%;
    max-width: 400px;
}

.card {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: none;
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.card-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 10px 10px 0 0 !important;
    text-align: center;
    padding: 1.5rem;
}

.card-body {
    padding: 2rem;
}

.card-footer {
    background-color: rgba(248, 249, 250, 0.8);
    border-top: 1px solid rgba(0, 0, 0, 0.125);
    padding: 1rem;
    text-align: center;
    border-radius: 0 0 10px 10px;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    padding: 12px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #5a6fd8 0%, #6a4190 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.form-control {
    border-radius: 8px;
    border: 1px solid #ddd;
    padding: 12px;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.form-label {
    font-weight: 500;
    color: #495057;
    margin-bottom: 8px;
}

.alert {
    border-radius: 8px;
    margin-bottom: 1rem;
}

.brand-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.brand-subtitle {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-bottom: 0;
}