* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f7f9fc;
    color: #333;
    display: block;
    padding: 10px;
}

/* Contenedor simulador de interfaz móvil */
.celular-container {
    max-width: 450px;
    margin: 0 auto;
    background: #ffffff;
    min-height: 95vh;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    padding: 20px;
    display: block;
}

.marca-header {
    text-align: center;
    margin-bottom: 25px;
    padding-bottom: 10px;
}

/* Ajuste quirúrgico para la correcta visualización del logo en celulares */
.marca-logo {
    display: block;
    margin: 0 auto 15px auto;
    max-width: 90px;
    height: auto;
    border-radius: 50%;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.marca-header h1 {
    color: #e088ee; /* Fucsia exacto del cuentagotas */
    font-size: 28px;
    font-weight: 700;
}

.marca-header .subtitulo {
    color: #777;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 5px;
}

/* Tarjetas base */
.tarjeta {
    background: #fff;
    border: 1px solid #f0f0f0;
    border-radius: 14px;
    padding: 15px;
    margin-bottom: 20px;
}

.badge {
    display: inline-block;
    background-color: #fcf3fd; /* Fondo suavizado basado en el fucsia del cuentagotas */
    color: #e088ee; /* Fucsia exacto del cuentagotas */
    font-size: 10px;
    font-weight: bold;
    padding: 4px 8px;
    border-radius: 20px;
    margin-bottom: 10px;
}

.linea-punteada {
    border-top: 1px dashed #eee;
    margin: 12px 0;
}

.tabla-nutricional {
    margin: 10px 0;
}

.fila {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    padding: 6px 0;
    border-bottom: 1px solid #fafafa;
}

.footer-etiqueta {
    font-size: 11px;
    color: #999;
    text-align: center;
    margin-top: 10px;
}

/* Modal y elementos de Interfaz */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.4);
    padding: 15px;
}

.modal-contenido {
    background-color: #fff;
    margin: 10% auto;
    padding: 20px;
    border-radius: 14px;
    max-width: 400px;
    position: relative;
    box-shadow: 0 4px 25px rgba(0,0,0,0.15);
}

.cerrar {
    position: absolute;
    right: 20px;
    top: 15px;
    color: #aaa;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.cerrar:hover {
    color: #333;
}

.modal-contenido h2 {
    font-size: 20px;
    color: #333;
    margin-bottom: 5px;
}

.modal-contenido p {
    font-size: 13px;
    color: #777;
    margin-bottom: 20px;
}

/* Formulario */
.formulario-canje {
    display: block;
}

.grupo-input {
    margin-bottom: 15px;
    text-align: left;
}

.grupo-input label {
    display: block;
    font-size: 12px;
    font-weight: bold;
    color: #555;
    margin-bottom: 5px;
}

/* Botón Principal de Interfaz */
.btn-principal {
    display: block;
    width: 100%;
    background-color: #e088ee; /* Fucsia exacto del proyecto */
    color: #ffffff;
    border: none;
    border-radius: 10px;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
    text-align: center;
    box-shadow: 0 4px 10px rgba(224, 136, 238, 0.2);
}

.btn-principal:hover {
    background-color: #d17be0;
}

.btn-principal:active {
    transform: scale(0.98);
}