/* ===== MODAL ===== */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    animation: modal 1s ease forwards;
    visibility: hidden;
    opacity: 0;
}

/* ===== CONTENIDO ===== */
.contenido {
    position: relative;
    background: #fff;
    border-radius: 14px;
    width: 92%;
    max-width: 700px;
    padding: 2rem 1.5rem 3rem;
    box-sizing: border-box;
    overflow: hidden;
    text-align: center;
}

/* ===== TEXTO ===== */
.bv {
    font-size: clamp(1.4rem, 4vw, 2.2rem);
    font-weight: bold;
    margin-bottom: 1rem;
}

/* ===== IMAGEN ===== */
.baner {
    width: 100%;
    height: auto;
    max-height: 65vh;
    object-fit: contain;
    display: block;
    margin: 0 auto;
}

/* ===== BOTÓN CERRAR ===== */
.btn-cerrar {
    position: absolute;
    top: 12px;
    right: 12px;
    background: darkred;
    color: #fff;
    width: 36px;
    height: 36px;
    line-height: 36px;
    text-align: center;
    border-radius: 50%;
    cursor: pointer;
    font-size: 22px;
    z-index: 2;
}

.btn-cerrar:hover {
    background: #b30000;
}

/* ===== CHECKBOX ===== */
#cerrar {
   display: none;
}

/* ===== CERRAR MODAL ===== */
#cerrar:checked ~ .modal {
    display: none;
}

/* ===== ANIMACIÓN ===== */
@keyframes modal {
    to {
        visibility: visible;
        opacity: 1;
    }
}