/* ============================================
   CHAT APP CASE STUDY — portfolio styling
   ============================================ */

.case-study-page .mockup-preview {
  background: var(--bg-primary);
  border: var(--pixel-border);
  box-shadow: var(--case-shadow);
  padding: 22px;
  min-height: 240px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.case-study-page .mockup-preview h3 {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--accent-cyan);
  line-height: 1.5;
}

.case-study-page .mockup-preview p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

.case-study-page .preview-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-purple);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.case-study-page .preview-pill {
  width: 88%;
  height: 16px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
}

.case-study-page .preview-row {
  display: grid;
  gap: 8px;
}

.case-study-page .preview-row span {
  display: block;
  height: 10px;
  width: 100%;
  background: rgba(255, 255, 255, 0.12);
}

.case-study-page .preview-row span:nth-child(2) {
  width: 80%;
}

.case-study-page .preview-row span:nth-child(3) {
  width: 60%;
}

.case-study-page .story-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 24px;
}

.case-study-page .visual-gallery-block {
  margin-top: 36px;
}

.case-study-page .image-stack {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.case-study-page .image-stack img {
  width: 100%;
  height: auto;
  display: block;
  background: transparent;
  box-shadow: none;
  border: none;
}

.case-study-page .mobile-stack {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.case-study-page .mobile-stack img {
  width: 100%;
  max-width: 340px;
  aspect-ratio: 1374 / 2736;
  height: auto;
  object-fit: contain;
  margin: 0 auto;
  display: block;
  background: transparent;
  box-shadow: none;
  border: none;
}

.case-study-page .mobile-stack img.mobile-image-override {
  width: 100%;
  max-width: 340px;
  aspect-ratio: 1574 / 2932;
  height: auto;
  object-fit: contain;
  display: block;
  margin: 0 auto 8px;
  box-shadow: none;
  border: none;
  position: relative;
  top: 16px;
}

.case-study-page .accessibility-image {
  width: 100%;
  max-width: 920px;
  height: auto;
  display: block;
  margin: 24px auto 0;
  border: none;
  box-shadow: none;
}

.case-study-page .story-card {
  min-height: 100%;
}

.case-study-page .story-card h3 {
  font-family: var(--font-display);
  font-size: 0.82rem;
  color: var(--accent-pink);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.case-study-page .story-card ul li {
  margin-bottom: 12px;
  color: var(--text-secondary);
  padding-left: 18px;
  position: relative;
}

.case-study-page .story-card ul li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
}

@media (max-width: 768px) {
  .case-study-page .story-grid {
    grid-template-columns: 1fr;
  }

  .case-study-page .image-stack,
  .case-study-page .mobile-stack {
    grid-template-columns: 1fr;
  }
}