.slcta-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 13, 49, 0.65);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  transition: opacity .15s ease;
}
.slcta-overlay.slcta-open { opacity: 1; }

.slcta-modal {
  position: relative;
  background: #ffffff;
  border-radius: 10px;
  width: 100%;
  max-width: 560px;
  max-height: 85vh;
  box-shadow: 0 20px 60px rgba(0,13,49,0.35);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(12px);
  transition: transform .15s ease;
}
.slcta-overlay.slcta-open .slcta-modal { transform: translateY(0); }

.slcta-modal iframe {
  width: 100%;
  height: 70vh;
  border: 0;
  display: block;
}

.slcta-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: #000D31;
  color: #ffffff;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  z-index: 2;
}
.slcta-close:hover { background: #0078A0; }

@media (max-width: 560px) {
  .slcta-modal { max-height: 90vh; }
  .slcta-modal iframe { height: 75vh; }
}