.portfolio-layout {
  --portfolio-width: 1040px;
}

.portfolio-header-inner {
  width: 100%;
  max-width: var(--portfolio-width);
}

.scholar-nav a.active {
  color: var(--text);
  font-weight: 600;
}

.portfolio-main {
  width: 100%;
  min-width: 0;
  flex: 1;
  padding: 3.5rem 1.5rem 4rem;
}

.portfolio-article {
  width: 100%;
  max-width: var(--portfolio-width);
  min-width: 0;
  margin: 0 auto;
}

.portfolio-intro {
  max-width: 690px;
  margin-bottom: 2.75rem;
}

.portfolio-kicker,
.portfolio-section-heading > p,
.portfolio-project-meta {
  margin: 0 0 0.35rem;
  color: var(--accent);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.portfolio-intro h1 {
  margin-bottom: 0.65rem;
  font-size: clamp(2rem, 5vw, 2.75rem);
}

.portfolio-intro > p:last-child {
  max-width: 650px;
  margin: 0;
  color: var(--text-muted);
  font-size: 1.08rem;
  line-height: 1.7;
}

.portfolio-feature {
  margin-bottom: 5rem;
}

.portfolio-section-heading {
  margin-bottom: 1rem;
}

.portfolio-section-heading h2 {
  font-size: clamp(1.45rem, 3vw, 1.9rem);
}

.implant-figure {
  margin: 0;
}

.implant-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #171a18;
  border: 1px solid var(--border);
  border-radius: 6px;
}

.implant-stage canvas,
.implant-poster {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
}

.implant-stage canvas {
  z-index: 1;
  touch-action: pan-y;
}

.implant-poster {
  z-index: 2;
  object-fit: cover;
  background: #171a18;
  transition: opacity 180ms ease;
}

[data-demo-state="ready"] .implant-poster,
[data-demo-state="playing"] .implant-poster,
[data-demo-state="complete"] .implant-poster {
  pointer-events: none;
  opacity: 0;
}

.implant-replay {
  position: absolute;
  z-index: 3;
  right: 12px;
  bottom: 12px;
  display: none;
  min-height: 34px;
  align-items: center;
  gap: 7px;
  padding: 7px 10px;
  color: #f2f6f3;
  background: rgba(17, 21, 18, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 5px;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  cursor: pointer;
  backdrop-filter: blur(8px);
}

[data-demo-state="ready"] .implant-replay,
[data-demo-state="complete"] .implant-replay {
  display: inline-flex;
}

.implant-replay:hover,
.implant-replay:focus-visible {
  background: rgba(30, 38, 32, 0.94);
  border-color: rgba(255, 255, 255, 0.34);
}

.demo-poster-export .implant-replay {
  display: none;
}

.implant-figure figcaption {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1.5rem;
  padding: 0.85rem 0.15rem 0;
  color: var(--text-muted);
  font-size: 0.74rem;
  line-height: 1.55;
}

.implant-figure figcaption strong {
  color: var(--text);
}

.portfolio-projects {
  border-top: 1px solid var(--border);
  padding-top: 3rem;
}

.portfolio-project {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
  padding: 2.25rem 0;
  border-bottom: 1px solid var(--border);
}

.portfolio-project--reverse .portfolio-project-media {
  order: 2;
}

.portfolio-project-media {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.portfolio-project-media--light {
  padding: clamp(0.8rem, 2.5vw, 1.6rem);
  background: #f7f8f7;
}

.portfolio-project-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 260ms ease;
}

.portfolio-project-media--light img {
  object-fit: contain;
}

.portfolio-project-media:hover img {
  transform: scale(1.018);
}

.portfolio-project-copy h3 {
  margin-bottom: 0.65rem;
  font-size: clamp(1.3rem, 2.5vw, 1.65rem);
}

.portfolio-project-copy > p:not(.portfolio-project-meta) {
  margin: 0 0 1rem;
  color: var(--text-muted);
  line-height: 1.68;
}

.portfolio-project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1.25rem;
}

.portfolio-project-links a,
.portfolio-footer a {
  font-size: 0.82rem;
  font-weight: 600;
}

.portfolio-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 2.5rem 0 0;
}

.portfolio-footer p {
  margin: 0;
  color: var(--text-muted);
}

.portfolio-footer > div {
  display: flex;
  gap: 1.25rem;
}

[data-theme="dark"] .implant-stage,
[data-theme="dark"] .implant-poster {
  background: #111512;
}

@media (max-width: 780px) {
  .portfolio-layout {
    width: 100%;
    min-width: 0;
    overflow-x: hidden;
  }

  .portfolio-layout .scholar-header {
    padding: 1rem;
  }

  .portfolio-layout .scholar-nav {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(4, max-content);
    justify-content: start;
    gap: 0.45rem 0.9rem;
  }

  .portfolio-main {
    padding: 2.5rem 1rem 3rem;
  }

  .portfolio-intro {
    margin-bottom: 2rem;
  }

  .portfolio-feature {
    margin-bottom: 3.5rem;
  }

  .implant-figure figcaption {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .portfolio-project,
  .portfolio-project--reverse {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .portfolio-project-copy,
  .portfolio-project-media,
  .implant-figure,
  .implant-stage {
    min-width: 0;
  }

  .portfolio-project--reverse .portfolio-project-media {
    order: 0;
  }

  .portfolio-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 379px) {
  .implant-stage canvas,
  .implant-replay {
    display: none !important;
  }

}

@media (prefers-reduced-motion: reduce) {
  .implant-poster,
  .portfolio-project-media img {
    transition: none;
  }
}