.portfolio-layout {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 2rem;
  padding-block: 2rem 4rem;
  align-items: start;
}
@media (max-width: 980px) { .portfolio-layout { grid-template-columns: 1fr; } }

.portfolio-preview {
  position: sticky;
  top: 88px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow-card);
}
.portfolio-preview__bar {
  background: var(--color-paper-alt);
  border-bottom: 1px solid var(--color-line);
  padding: 0.6rem 1rem;
  display: flex; justify-content: space-between; align-items: center;
}
.portfolio-preview iframe { width: 100%; height: 640px; border: none; display: block; }

.entry-card { border: 1px solid var(--color-line); border-radius: var(--radius-s); padding: 0.85rem; margin-bottom: 0.75rem; background: var(--color-paper-alt); position: relative; }
.entry-card__remove { position: absolute; top: 0.6rem; right: 0.6rem; background: none; border: none; cursor: pointer; color: var(--color-warn); font-size: 0.78rem; font-family: var(--font-data); }