.portfolio-case {
  --case-ink: #20263a;
  --case-muted: #5c667c;
  --case-accent: #536dfe;
  --case-accent-soft: rgba(83, 109, 254, 0.09);
  --case-line: rgba(72, 88, 132, 0.16);
  --case-surface: rgba(255, 255, 255, 0.72);
  --case-surface-soft: rgba(246, 249, 255, 0.68);
}

.portfolio-case .container {
  max-width: 1240px;
}

.portfolio-case .project-header {
  padding: 2rem 0 1.4rem;
}

.portfolio-case .project-header h1 {
  max-width: 960px;
  margin: 0 0 0.8rem;
  color: var(--case-ink);
  font-size: clamp(2.15rem, 4.2vw, 3.65rem);
  line-height: 1.04;
  letter-spacing: -0.045em;
}

.portfolio-case .project-header .tagline {
  display: block;
  max-width: 830px;
  margin: 0 0 1.75rem;
  color: #4f5a72;
  font-size: clamp(1rem, 2vw, 1.25rem);
  line-height: 1.65;
  text-align: left;
  hyphens: none;
}

.case-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  width: auto;
  margin-bottom: 1.25rem;
  color: #445075;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.case-skip {
  position: fixed;
  top: 8px;
  left: 12px;
  z-index: 6000;
  padding: 0.7rem 0.9rem;
  border-radius: 9px;
  color: #fff;
  background: #26304c;
  transform: translateY(-160%);
  transition: transform 0.15s ease;
}

.case-skip:focus {
  transform: translateY(0);
}

.portfolio-case .page-two-columns {
  grid-template-columns: minmax(0, 1fr) minmax(255px, 320px);
  gap: 1.5rem;
}

.portfolio-case .left-col {
  display: grid;
  gap: 1.4rem;
}

.portfolio-case .card {
  scroll-margin-top: 95px;
  border: 1px solid var(--case-line);
  border-radius: 18px;
  background: var(--case-surface);
  box-shadow: 0 16px 45px rgba(37, 48, 82, 0.075);
}

.portfolio-case .left-col > .card {
  padding: clamp(1.25rem, 3vw, 2rem);
}

.portfolio-case .left-col > .quote-block {
  margin: 0;
}

.portfolio-case .left-col .card > p,
.portfolio-case .left-col .card li,
.portfolio-case .placeholder-muted {
  display: block;
  width: auto;
  color: #505a70;
  line-height: 1.7;
  text-align: left;
  hyphens: none;
}

.portfolio-case .left-col .card > p:first-of-type {
  margin-top: 0;
}

.portfolio-case .case-lead {
  color: #394158;
  font-size: 1.05rem;
  line-height: 1.75;
}

.case-section-heading {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  width: auto;
  margin: 0 0 1rem;
  color: var(--case-ink);
  font-size: 1.12rem;
  font-weight: 750;
  line-height: 1.35;
  letter-spacing: 0.015em;
  text-transform: uppercase;
}

.case-section-heading i {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  border-radius: 10px;
  color: var(--case-accent);
  background: var(--case-accent-soft);
  font-size: 0.92rem;
}

.portfolio-case .media-shell,
.portfolio-case .project-header > img,
.portfolio-case .left-col .card > img,
.portfolio-case .left-col .card > span > img,
.portfolio-case .left-col .card > div:not(.section-title) > img {
  border: 8px solid #151a28;
  border-radius: 17px !important;
  background: #090b12;
  box-shadow: 0 24px 55px rgba(28, 39, 72, 0.18);
}

.portfolio-case .project-header > img {
  display: block;
  width: 100% !important;
  height: auto !important;
  box-sizing: border-box;
}

.portfolio-case .media-shell {
  overflow: hidden;
  width: 100%;
  box-sizing: border-box;
}

.portfolio-case .media-shell img,
.portfolio-case .media-shell video,
.portfolio-case .media-shell iframe {
  display: block;
  width: 100% !important;
  max-width: none;
  height: auto;
  border: 0;
  border-radius: 9px !important;
  background: #090b12;
}

.portfolio-case .media-shell iframe {
  min-height: 560px;
}

.portfolio-case .video-ph {
  padding-top: 0;
}

.portfolio-case .video-ph .play,
.portfolio-case .video-ph .play > div {
  position: static;
  width: 100%;
  height: auto;
}

.portfolio-case .video-ph video {
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.portfolio-case .quote-block {
  position: relative;
  padding: 1.2rem 1.35rem 1.2rem 1.55rem;
  border: 1px solid rgba(83, 109, 254, 0.14);
  border-left: 4px solid var(--case-accent);
  border-radius: 0 14px 14px 0;
  color: #36405a;
  background: rgba(83, 109, 254, 0.055);
  box-shadow: none;
  font-size: 1rem;
  font-style: italic;
  line-height: 1.65;
}

.portfolio-case .quote-block::before {
  display: none;
}

.portfolio-case .quote-cite {
  margin-top: 0.65rem;
  color: #68738a;
  font-size: 0.82rem;
  text-align: left;
}

.portfolio-case .publication-btn,
.portfolio-case .link-list a {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  width: auto;
  padding: 0.62rem 0.85rem;
  border: 1px solid rgba(83, 109, 254, 0.16);
  border-radius: 10px;
  color: #3e4a69;
  background: rgba(83, 109, 254, 0.055);
  font-weight: 650;
  line-height: 1.35;
  text-align: left;
  text-decoration: none;
}

.portfolio-case .publication-btn:hover,
.portfolio-case .link-list a:hover {
  color: #273355;
  background: rgba(83, 109, 254, 0.11);
}

.portfolio-case .link-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  padding: 0;
  margin: 0 0 1.2rem;
  list-style: none;
}

.portfolio-case .link-list li {
  width: auto;
}

.portfolio-case .case-meta {
  position: sticky;
  top: 92px;
  align-self: start;
  height: auto;
  padding: 1.35rem;
}

.portfolio-case .skills-card-list {
  display: grid;
  gap: 0.75rem;
}

.portfolio-case .skill-glass-card {
  padding: 0.95rem;
  border: 1px solid var(--case-line);
  border-radius: 12px;
  background: var(--case-surface-soft);
  box-shadow: none;
}

.portfolio-case .skill-glass-card strong,
.portfolio-case .skill-glass-card span {
  display: block;
}

.portfolio-case .skill-glass-card strong:first-child {
  margin-bottom: 0.25rem;
  color: #2b344b;
  font-size: 0.88rem;
  line-height: 1.4;
}

.portfolio-case .skill-glass-card strong[style] {
  margin-bottom: 0.35rem;
  color: var(--case-accent) !important;
  font-size: 0.68rem;
  font-weight: 750 !important;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.portfolio-case .skill-glass-card span {
  color: #677188;
  font-size: 0.78rem;
  line-height: 1.5;
}

.portfolio-case .left-col ul:not(.link-list) {
  display: grid;
  gap: 0.7rem;
  padding-left: 1.2rem;
}

.portfolio-case .left-col li {
  padding-left: 0.2rem;
}

.portfolio-case .left-col a:not(.publication-btn) {
  color: #425bc7;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.16em;
}

.portfolio-case iframe:not(.vinobo-frame) {
  width: 100%;
  max-width: 100%;
  border-radius: 14px;
}

.portfolio-case .vinobo-frame {
  width: 100%;
  min-height: 680px;
}

.portfolio-case.motion-ready .card.motion-fade-up {
  opacity: 1;
  transform: none;
}

@media (max-width: 900px) {
  .portfolio-case .page-two-columns {
    grid-template-columns: 1fr;
  }

  .portfolio-case .case-meta {
    position: static;
    order: -1;
  }
}

@media (max-height: 850px) {
  .portfolio-case .case-meta {
    position: static;
  }
}

@media (max-width: 600px) {
  .portfolio-case .project-header h1 {
    font-size: 2.25rem;
  }

  .portfolio-case .left-col > .card,
  .portfolio-case .case-meta {
    padding: 1.1rem;
  }

  .portfolio-case .media-shell,
  .portfolio-case .project-header > img,
  .portfolio-case .left-col .card > img,
  .portfolio-case .left-col .card > span > img,
  .portfolio-case .left-col .card > div:not(.section-title) > img {
    border-width: 5px;
    border-radius: 13px !important;
  }

  .portfolio-case .media-shell iframe,
  .portfolio-case .vinobo-frame {
    min-height: 480px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .case-skip,
  .portfolio-case * {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

@media print {
  .portfolio-case .case-meta {
    position: static;
  }

  .portfolio-case .motion-fade-up {
    opacity: 1 !important;
    transform: none !important;
  }
}