.overlay-banner-open,
.overlay-banner-open body {
  overflow: hidden;
}
.overlay-banner {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.overlay-banner[hidden] {
  display: none;
}
.overlay-banner.is-active {
  opacity: 1;
}
.overlay-banner__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  cursor: pointer;
}
.overlay-banner__dialog {
  position: relative;
  max-width: 1200px;
  max-height: calc(100vh - 2rem);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}
.overlay-banner__link,
.overlay-banner__picture {
  display: block;
}
.overlay-banner__image {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: calc(100vh - 2rem);
  margin: 0 auto;
}
.overlay-banner__close {
  position: absolute;
  top: -0.75rem;
  right: -0.75rem;
  z-index: 1;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: #fff;
  color: #333;
  font-size: 1.75rem;
  line-height: 2.5rem;
  text-align: center;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  transition: background 0.2s ease, color 0.2s ease;
}
.overlay-banner__close:hover,
.overlay-banner__close:focus-visible {
  background: #ffaa00;
  color: #fff;
}
@media (max-width: 767px) {
  .overlay-banner__close {
    top: 0.5rem;
    right: 0.5rem;
  }
}