/* Estado general */
.c-modal {
  position: fixed;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}
.c-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}
html.modal-open,
body.modal-open {
  overflow: hidden;
}

/* Capa oscura */
.c-modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
}

/* Caja del diálogo */
.c-modal__dialog {
    position: relative;
    /* margin: min(8vh,64px) auto 0; */
    max-width: 640px;
    background: #fff;
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,.8);
    top: 50%;
    left: 50%;
    translate: -50% -50%;
}

/* Botón cerrar */
.c-modal__close {
    position: absolute;
    top: 10px;
    right: 10px;
    border: 0;
    background: transparent;
    font-size: 32px;
    line-height: 1;
    cursor: pointer;
    color: #000;
    border-radius: 50px;
    padding: 4px 12px;
}