body.portfolio-root {
  --portfolio-panel: #101218;
  --portfolio-panel-alt: #151922;
  --portfolio-line: #22283a;
  --portfolio-soft: rgba(230, 228, 223, 0.045);
  --portfolio-blue-soft: rgba(37, 98, 235, 0.12);
  --portfolio-green-soft: rgba(52, 211, 153, 0.12);
  font-variant-numeric: tabular-nums;
}

.portfolio-root [hidden] {
  display: none !important;
}

.portfolio-page {
  width: min(var(--max-w), calc(100% - 96px));
  margin: 0 auto;
  padding: calc(var(--nav-h) + 72px) 0 112px;
}

.case-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
  gap: 64px;
  align-items: center;
  min-height: min(820px, calc(100vh - var(--nav-h)));
  padding-bottom: 92px;
  border-bottom: 1px solid var(--border);
}

.case-intro {
  display: grid;
  align-content: center;
  gap: 28px;
  min-width: 0;
}

.case-category {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.case-category::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--accent);
}

.case-intro h1 {
  max-width: 9.5ch;
  margin: 0;
  color: var(--fg);
  font-family: var(--font-head);
  font-size: clamp(52px, 7vw, 92px);
  font-weight: 800;
  line-height: 0.96;
  letter-spacing: -0.04em;
  overflow-wrap: break-word;
}

.case-intro .lead {
  max-width: 720px;
  margin: 0;
  color: var(--fg-dim);
  font-size: 17px;
  line-height: 1.72;
}

.case-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 8px 0 0;
}

.case-meta div {
  min-width: 0;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.case-meta dt {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.case-meta dd {
  margin: 8px 0 0;
  color: var(--fg);
  font-size: 14px;
  line-height: 1.5;
}

.case-status {
  font-weight: 700;
}

.status-live {
  color: var(--accent);
}

.status-build {
  color: var(--highlight);
}

.status-demo {
  color: #b69cff;
}

.status-prep {
  color: #f4a261;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-row span,
.gallery-role {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface-alt);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.portfolio-root .btn-soft {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--fg-dim);
}

.portfolio-root .btn-soft:hover {
  border-color: var(--fg-dim);
  color: var(--fg);
}

.case-cover-wrap {
  position: relative;
  min-height: 520px;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(18, 22, 31, 0.98) 0%, rgba(13, 16, 23, 0.96) 100%),
    var(--surface);
}

.case-cover-wrap::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.028) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(circle at center, black 42%, transparent 86%);
  pointer-events: none;
}

.case-cover-wrap::after {
  content: "";
  position: absolute;
  inset: auto 24px 24px 24px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(52, 211, 153, 0.45), transparent);
  pointer-events: none;
}

.case-cover-wrap.is-illustration {
  padding: 36px;
}

.case-cover {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  min-height: 520px;
  object-fit: cover;
  display: block;
}

.case-cover.is-illustration {
  height: auto;
  min-height: 0;
  max-height: 460px;
  object-fit: contain;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  padding: 96px 0 0;
}

.panel,
.gallery-section,
.related {
  min-width: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.panel {
  display: grid;
  align-content: start;
  gap: 18px;
  padding: 28px;
}

.solo-panel {
  background: linear-gradient(180deg, rgba(18, 22, 31, 0.98), rgba(14, 16, 22, 0.96));
  border-color: var(--border-strong);
}

.panel h2,
.gallery-section h2,
.related h2,
.case-empty h2 {
  margin: 0;
  color: var(--fg);
  font-family: var(--font-head);
  font-size: clamp(24px, 2.8vw, 34px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.025em;
}

.panel p {
  margin: 0;
  color: var(--fg-dim);
  line-height: 1.75;
}

.panel ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.panel li {
  position: relative;
  padding-left: 18px;
  color: var(--fg-dim);
  line-height: 1.72;
}

.panel li::before {
  content: "";
  position: absolute;
  top: 0.75em;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.gallery-section,
.related {
  margin-top: 24px;
  padding: 28px;
}

.gallery-section {
  margin-top: 96px;
}

.section-head {
  margin: 0 0 24px;
}

.gallery-head,
.related-head,
.gallery-meta-top {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
}

.gallery-counter {
  margin: 8px 0 0;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px;
}

.gallery-controls,
.related-controls {
  display: flex;
  gap: 8px;
}

.gallery-nav,
.related-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: var(--surface-alt);
  color: var(--fg);
  font-size: 20px;
  font-weight: 700;
  cursor: pointer;
}

.gallery-nav:hover,
.related-nav:hover {
  border-color: var(--fg-dim);
}

.gallery-nav:disabled,
.related-nav:disabled {
  opacity: 0.4;
  cursor: default;
}

.gallery-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.36fr) minmax(320px, 0.64fr);
  gap: 22px;
  align-items: start;
}

.gallery-stage {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 520px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-alt);
}

.gallery-image {
  width: 100%;
  height: 100%;
  max-height: 720px;
  object-fit: contain;
  display: block;
}

.gallery-meta {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.gallery-meta-top {
  align-items: center;
}

.gallery-meta-top strong {
  color: var(--fg);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.35;
}

.gallery-meta p {
  margin: 0;
  color: var(--fg-dim);
  line-height: 1.75;
}

.gallery-thumbs {
  display: grid;
  gap: 10px;
}

.gallery-thumb {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  width: 100%;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: transparent;
  color: inherit;
  cursor: pointer;
  text-align: left;
}

.gallery-thumb:hover,
.gallery-thumb.is-active {
  border-color: var(--highlight);
  background: var(--portfolio-blue-soft);
}

.gallery-thumb img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-alt);
}

.gallery-thumb-copy {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.gallery-thumb-copy strong {
  color: var(--fg);
  font-size: 13px;
  line-height: 1.35;
}

.gallery-thumb-copy span {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.related {
  margin-top: 96px;
}

.related-controls.is-hidden {
  display: none;
}

.related-carousel {
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: none;
}

.related-carousel::-webkit-scrollbar {
  display: none;
}

.related-grid {
  display: flex;
  gap: 16px;
  width: max-content;
}

.related-card {
  display: block;
  width: clamp(260px, 28vw, 360px);
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-alt);
  color: inherit;
  scroll-snap-align: start;
  text-decoration: none;
  transition: border-color 0.2s, transform 0.2s;
}

.related-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.related-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid var(--border);
}

.related-card.is-illustration img {
  object-fit: contain;
  padding: 18px;
  background: var(--surface);
}

.related-body {
  display: grid;
  gap: 8px;
  padding: 16px;
}

.related-body h3 {
  margin: 0;
  color: var(--fg);
  font-family: var(--font-head);
  font-size: 20px;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.related-body p {
  margin: 0;
  color: var(--fg-dim);
  font-size: 14px;
  line-height: 1.65;
}

.case-empty {
  width: min(720px, calc(100% - 48px));
  margin: calc(var(--nav-h) + 80px) auto 120px;
  padding: 32px;
  display: grid;
  gap: 16px;
}

.case-empty p {
  color: var(--fg-dim);
  line-height: 1.7;
}

html[lang="ko"] .portfolio-root h1,
html[lang="ko"] .portfolio-root h2,
html[lang="ko"] .portfolio-root p,
html[lang="ko"] .portfolio-root li,
html[lang="ko"] .portfolio-root a,
html[lang="ko"] .portfolio-root strong,
html[lang="ko"] .portfolio-root dd {
  word-break: keep-all;
  line-break: strict;
  overflow-wrap: break-word;
  text-wrap: pretty;
}

@media (max-width: 1080px) {
  .portfolio-page {
    width: min(var(--max-w), calc(100% - 48px));
    padding-top: calc(var(--nav-h) + 48px);
  }

  .case-hero {
    grid-template-columns: 1fr;
    min-height: 0;
    gap: 40px;
  }

  .case-intro h1 {
    max-width: 12ch;
  }

  .case-cover-wrap,
  .case-cover {
    min-height: 420px;
  }

  .case-grid,
  .gallery-panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .portfolio-page {
    width: min(var(--max-w), calc(100% - 32px));
    padding: calc(var(--nav-h) + 28px) 0 80px;
  }

  .case-hero {
    padding-bottom: 64px;
  }

  .case-intro {
    gap: 22px;
  }

  .case-intro h1 {
    font-size: clamp(40px, 13vw, 58px);
  }

  .case-intro .lead {
    font-size: 15px;
  }

  .case-meta {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .case-cover-wrap,
  .case-cover {
    min-height: 300px;
  }

  .case-cover-wrap.is-illustration {
    padding: 24px;
  }

  .case-grid,
  .gallery-section,
  .related {
    margin-top: 64px;
    padding-top: 0;
  }

  .panel,
  .gallery-section,
  .related,
  .case-empty {
    border-radius: 16px;
    padding: 22px;
  }

  .gallery-head,
  .related-head,
  .gallery-meta-top {
    align-items: flex-start;
    flex-direction: column;
  }

  .gallery-stage {
    min-height: 280px;
  }

  .gallery-thumb {
    grid-template-columns: 84px minmax(0, 1fr);
  }

  .related-card {
    width: min(84vw, 340px);
  }
}

@media (max-width: 440px) {
  .cta-row {
    align-items: stretch;
    flex-direction: column;
  }

  .cta-row .btn {
    width: 100%;
  }
}