:root {
    --blue-main: #365167; /* Azul mais suave */
    --green-dark: #65A37A; /* Verde suave */
    --gray-light: #F5F5F5; /* Cinza claro */
    --gray-dark: #333333; /* Cinza escuro */
    --white: #FFFFFF; /* Branco */
}

body{
    font-family: 'Roboto', sans-serif;
}

/* NAVBAR */

.navbar{
    background-color: var(--blue-main);
}

/* TELA DE CARREGAMENTO */

#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #fafafa;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.spinner {
    border: 5px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    border-top: 5px solid var(--blue-dark);
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Botoes */

.button-white{
    color: var(--white);
}

.button-white:hover{
    color: var(--green-dark);
}

.btn-primary{
    background-color: var(--blue-main);
    border-color: var(--blue-main);
    color: var(--white);
}
.btn-primary:hover{
    background-color: var(--gray-dark);
    border-color: var(--gray-dark);
}