body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg,#023A69 0%, #1FBE71  100%);
}

.login-container {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    width: 100%;
    max-width: 400px;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h1 {
    color: #1FBE71;
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.login-header p {
    color: #023A69;
    font-weight: 500;
}

.login-form .form-grupo {
    margin-bottom: 20px;
}

.login-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #555;
}

.login-form input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.login-form input:focus {
    outline: none;
    border-color: #1FBE71;
}

.login-form .btn {
    display: flex;
    justify-content: center;
    width: 100%;
    padding: 12px;
    font-size: 1rem;
    font-weight: 600;
}

.error-mensaje {
    background: #f8d7da;
    color: #721c24;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 20px;
    text-align: center;
}