/* ===========================
   CASE STUDY STYLES
   =========================== */

/* Hero Text Gradient */
.hero-content h1 {
  background: linear-gradient(135deg, var(--text) 0%, var(--text-muted) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Unified Case Study Image Wrapper */
.case-image {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 3 / 4;
  max-height: 640px;
  border-radius: 16px;
  overflow: hidden;
  background: var(--card-bg);
  border: 1px solid #e5e7eb; /* light: border-gray-200 */
  box-shadow: 0 14px 36px -16px rgba(0, 0, 0, 0.28);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  cursor: zoom-in;
}

[data-theme="dark"] .case-image {
  border-color: #1f2937; /* dark: border-gray-800 */
  box-shadow: 0 14px 36px -16px rgba(0, 0, 0, 0.38);
}

.case-image.plain {
  background: transparent;
  border: none;
  box-shadow: none;
}

[data-theme="dark"] .case-image.plain {
  border: none;
  box-shadow: none;
}

.case-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.6s ease;
}

.case-image.is-cover img {
  object-fit: cover;
  object-position: top;
}

.case-image:hover img {
  transform: scale(1.05);
}


.case-overlay {
  position: absolute;
  inset: 0;
  opacity: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.case-overlay-icon {
  width: 2.75rem;
  height: 2.75rem;
  background: rgba(0, 0, 0, 0.35);
  border-radius: 9999px;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateY(8px);
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.case-overlay-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: #f1f5f9;
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.45);
  transform: translateY(8px);
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.case-overlay-meta {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  align-items: flex-start;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.case-overlay-title {
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.45);
}

.case-overlay-tag {
  color: var(--accent);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
}

.case-image:hover .case-overlay {
  opacity: 1;
}

.case-image:hover .case-overlay-icon {
  opacity: 1;
  transform: translateY(0);
}

.case-image:hover .case-overlay-label {
  opacity: 1;
  transform: translateY(0);
}

.case-image:hover .case-overlay-meta {
  opacity: 1;
  transform: translateY(0);
}

/* Process Steps Timeline */
.process-step {
  position: relative;
}

/* Add a connector line on desktop */
@media (min-width: 768px) {
  .space-y-32 > .process-step:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: -8rem; /* Half the gap */
    width: 1px;
    height: 8rem;
    background: linear-gradient(to bottom, var(--accent) 0%, transparent 100%);
    opacity: 0.3;
    transform: translateX(-50%);
  }
}

/* Visual Comparison (Before/After) */
.comparison-side img {
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}
.comparison-side img:hover {
  transform: scale(1.02);
}

/* Results Grid */
.results-grid .result-item {
  background: var(--card-bg);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 1rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.results-grid .result-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px -10px rgba(0,0,0,0.3);
}

/* Tech Badges */
.tech-badges .badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--section-bg);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--text-muted);
}