/* Google Ads layout helpers */
.lumina-ad {
  width: 100%;
  margin: 12px 0 18px;
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lumina-ad--banner { min-height: 90px; }
.lumina-ad--rectangle { min-height: 250px; }
.lumina-ad--sidebar { min-height: 600px; max-width: 300px; margin-left: auto; margin-right: auto; }
/* In-feed: variable height — do not fix height or ads distort */
.lumina-ad--infeed {
  min-height: 0;
  height: auto;
  display: block;
  margin: 16px 0 20px;
}

.lumina-ad-placeholder {
  width: 100%;
  border: 1px dashed #3a3a44;
  background: linear-gradient(180deg, #141418, #101014);
  border-radius: 12px;
  padding: 18px 16px;
  text-align: center;
  color: #9a9aa3;
}
.lumina-ad-placeholder .lumina-ad-kicker {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #6e6e78;
  margin-bottom: 6px;
}
.lumina-ad-placeholder strong {
  display: block;
  color: #d8d8de;
  font-size: 0.95rem;
  margin-bottom: 6px;
}
.lumina-ad-placeholder small {
  display: block;
  font-size: 0.8rem;
  line-height: 1.45;
  color: #7a7a84;
}
.lumina-ad-placeholder a { color: #c8c8d0; text-decoration: underline; }
.lumina-ad-placeholder code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.78rem;
  color: #e8e8ec;
}