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;
}

/* RF12 - Switch estilo de lectura */

.selector-estilo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 32px;
}

    .switch input {
        opacity: 0;
        width: 0;
        height: 0;
    }

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    border-radius: 32px;
    transition: 0.3s;
}

    .slider:before {
        position: absolute;
        content: "";
        height: 24px;
        width: 24px;
        left: 4px;
        bottom: 4px;
        background-color: white;
        border-radius: 50%;
        transition: 0.3s;
    }

.switch input:checked + .slider {
    background-color: #212529;
}

    .switch input:checked + .slider:before {
        transform: translateX(28px);
    }
/* RF12 - Tema de la lectura */

.modo-claro {
    background-color: white;
    color: black;
}

.modo-oscuro {
    background-color: #121212;
    color: white;
}



    .modo-oscuro .card {
        background-color: #1e1e1e;
        color: white;
    }

    .modo-oscuro .text-muted {
        color: #b0b0b0 !important;
    }