:root {
    --bg-light: #f1e0d0;
    --bg-dark: #d8bfa6;
    --ui-light: #f5e8dc;
    --ui-medium: #d8c2ad;
    --ui-dark: #b08c6f;
    --text-dark: #4a3b32;
    --text-light: #ffffff;
    --danger: #c97a6a;
    --danger-dark: #b86555;
}



html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
  color: var(--bs-secondary-color);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
  text-align: start;
}
html{
    height:100vh;
}
body {
    height: 100%;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-dark) 100%);
    color: var(--text-dark);
    display: grid;
    grid-template-rows: min-content auto 30px;
}
header, footer, nav {
    background-color: var(--ui-dark);
    color: var(--text-light);
}

#pinInput {
    background-color: var(--ui-light);
    border: 1px solid var(--ui-medium);
    color: var(--text-dark);
    text-align: center;
    font-size: 1.6rem;
    letter-spacing: 4px;
}


/* ===========================
   TASTIERINO NUMERICO
   =========================== */

.btn-key {
    background-color: var(--ui-medium);
    color: var(--text-dark);
    border: none;
    font-size: 1.4rem;
}

    .btn-key:hover {
        background-color: var(--ui-dark);
        color: var(--text-light);
    }

/* Pulsante CLEAR */
.btn-clear {
    background-color: var(--danger);
    color: var(--text-light);
    border: none;
    font-size: 1.4rem;
}

    .btn-clear:hover {
        background-color: var(--danger-dark);
    }

/* Pulsante OK */
.btn-ok {
    background-color: var(--ui-dark);
    color: var(--text-light);
    border: none;
    font-size: 1.4rem;
}

    .btn-ok:hover {
        background-color: #9c7a60;
    }