@font-face {
    font-family: 'Exo 2';
    src: url('../fonts/Exo2-Regular.ttf') format('truetype');
    font-weight: 400; 
    font-style: normal;
    font-display: swap; 
}

@font-face {
    font-family: 'Exo 2';
    src: url('../fonts/Exo2-Bold.ttf') format('truetype');
    font-weight: 700; 
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Exo 2';
    src: url('../fonts/Exo2-Light.ttf') format('truetype');
    font-weight: 300; 
    font-style: normal;
    font-display: swap;
}

:root {
    --bs-primary: #6C8CEB;
    --bs-secondary: #6CDCEB;
    --bs-success: #6EFF45;
    --bs-info: #6BB4EB;
    --bs-warning: #ffc107;
    --bs-danger: #dc3545;
    --bs-light: #f8f9fa;
    --bs-dark: #212529;
    --bs-purle: #746CEB;
    --bs-green: #67e0c6;
    --bs-light-grey: #5559649d;
    --bs-grey: #555964e8;
    --bs-light-blue: #BAD6EB;
    --bs-primary-rgb: 108, 140, 235;
    --bs-secondary-rgb: 108, 220, 235;
    --bs-success-rgb: 110, 255, 69;
    --bs-info-rgb: 107, 180, 235;
    --bs-warning-rgb: 255, 193, 7;
    --bs-danger-rgb: 220, 53, 69;
    --bs-light-rgb: 248, 249, 250;
    --bs-dark-rgb: 33, 37, 41;
}

body {
    font-family: 'Exo 2', sans-serif;
    background-color: var(--bs-light);
}

.navbar {
    background-color:  var(--bs-light);
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

.navbar-toggler { 
    color: var(--bs-primary);
    border: none;
    padding: 8px 12px;
    transition: background 0.2s;
}

.navbar-toggler:focus, .navbar-toggler:active {
    outline: none;
    box-shadow: none;
}

.navbar-text {
    background: linear-gradient(80deg, var(--bs-primary), var(--bs-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
    text-shadow: 0 2px 4px rgba(0,0,0,0.10);
}

.navbar-div-margin{
    height: 5px;
    background: linear-gradient(90deg, var(--bs-primary), var(--bs-secondary));
    bottom: 0;
    z-index: 10;
}

.nav-link, .nav-link:focus, .nav-link:active{
    color: var(--bs-primary);
}

.nav-link:hover{
    color: var(--bs-secondary);
}

.nav-link:active{
    text-shadow: 0 8px 4px rgba(0,0,0,0.10);
}

.hero-section {
    background-color: var(--bs-secondary);
    color: white;
    padding: 50px 0;
    text-align: center;
    box-shadow: 0 5px 10px rgba(0,0,0,.3);
}

.hero-img{
    border-radius: 30px;
    border: none;
    box-shadow: 0 5px 15px rgba(0,0,0,.3);
    max-width: 150px; /* Tamanho máximo para telas de celular */
    margin-bottom: 1rem;
}

.footer {
    background-color:var(--bs-grey);
    color: white;
    padding: 20px 0;
    margin-top: 50px;
}

.calculator-form {
    background-color: white;
    padding: 0px;
    border-radius: 30px;
    box-shadow: 0 4px 12px rgba(0,0,0,.1);
    margin-top: -50px;
    position: relative;
    z-index: 10;
}

.btn.btn-calc, .btn.btn-calc:focus, .btn.btn-calc:hover, .btn.btn-calc:active{
    border: none;
    box-shadow: 0 4px 12px rgba(0,0,0,.1);;
    border-radius: 5px 5px 30px 30px;
    background: #007bff;
    color: #fff;
    transition: transform 0.1s ease-in-out, box-shadow 0.1s ease-in-out;
}

.btn.btn-calc:active{
    transform: translateY(+5px);
    box-shadow: 0 8px 16px rgba(0,0,0,.1);
}

.results-section h2 {
    font-weight: 600;
    color: var(--bs-grey)
}

.card-title-custom {
    color: #007bff;
    font-weight: 600;
}

.history-card {
    border: 1px solid #dee2e6;
    border-radius: 10px;
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.history-card[data-bs-toggle="modal"] {
    cursor: pointer;
}

.history-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,0,0,.1);
}

.bg-purple {
    background-color: var(--bs-purle);
    color: #ffffffff;
}

.bg-green {
    background-color: var(--bs-green);
    color: #ffffffff;
}

.bg-light-grey {
    background-color: var(--bs-light-grey);
    color: #ffffffff;
}

.bg-grey {
    background-color: var(--bs-grey);
    color: #ffffffff;
}

.bg-attention {
    background-color: var(--bs-danger);
    /*background-color:  #e23e4ed7;*/
    color: #ffffffff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.25);
}

.error-text {
    color: var(--bs-danger) !important;
    font-weight: bold !important;
}

/* Media query for desktop screens (768px of width) */
@media (min-width: 768px) {
    .hero-img {
        max-width: 240px;
        margin-bottom: 0;
    }

    .btn.btn-calc, .btn.btn-calc:focus, .btn.btn-calc:hover, .btn.btn-calc:active {
    border-radius: 30px;
    }
}