/* ============================================================
   CIRRUS LAKE SOLUTIONS — Case Study detail page
   Detail-page meta strip, content blocks, architecture diagram
   figure, results list, technology stack list.
   Used by case-studies/secure-cloud-platform.html,
   case-studies/staff-augmentation-cloud.html,
   case-studies/ai-enhanced-engineering.html.
   ============================================================ */

.csd-section { padding: 72px 0 96px; background: white; }

/* Meta strip — Industry / Engagement Model / Timeline / Stack */
.csd-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 22px 28px;
  margin-bottom: 48px;
}
.csd-meta-label {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-500);
  margin-bottom: 5px;
}
.csd-meta-value {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--gray-800);
  line-height: 1.5;
}
.csd-meta-value a { color: var(--primary-500); transition: var(--transition-fast); }
.csd-meta-value a:hover { color: var(--accent-dark); text-decoration: underline; }

/* Content block */
.csd-block {
  max-width: 760px;
  margin: 0 auto 44px;
}
.csd-block:last-child { margin-bottom: 0; }
.csd-block h2 {
  font-size: 1.38rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}
.csd-block > p {
  font-size: 1rem;
  color: var(--gray-600);
  line-height: 1.85;
  margin-bottom: 14px;
}

/* Architecture diagram figure styles live in css/components/diagram.css
   (shared between case study detail and service detail pages). The pages
   that use diagrams must link components/diagram.css explicitly. */

/* Results list */
.csd-results {
  list-style: none;
  margin: 0;
  padding: 0;
}
.csd-results li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 10px 0;
  font-size: 0.96rem;
  color: var(--gray-700);
  line-height: 1.7;
}
.csd-results li strong { color: var(--gray-900); font-weight: 700; }
.csd-check {
  flex-shrink: 0;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center;
  color: white;
  margin-top: 2px;
}

/* Technology stack list */
.csd-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.csd-stack-item {
  display: flex;
  gap: 12px;
  padding: 11px 16px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--gray-700);
  line-height: 1.5;
}
.csd-stack-label {
  flex-shrink: 0;
  min-width: 170px;
  font-weight: 700;
  color: var(--primary-500);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-top: 1px;
}

/* ===== RESPONSIVE — CASE STUDY DETAIL ===== */
@media (max-width: 1024px) { .csd-meta { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) {
  .csd-meta { grid-template-columns: 1fr; }
  .csd-stack-item { flex-direction: column; gap: 4px; }
  .csd-stack-label { min-width: 0; }
}