/* /case-studies index — three-card grid linking each vertical's case study.
   Mirrors the conventions in public/css/case-study.css (page shell) and
   public/css/theme.css .industries-grid + .industry-card (grid/card shape). */

/* ─── Page shell ─────────────────────────────────────────────────────── */
.case-studies-page {
  background: var(--bg);
  min-height: 100vh;
  padding: 5rem 1.25rem 4rem;
}

.case-studies-shell {
  max-width: 1200px;
  margin: 0 auto;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2.5rem 3rem;
}

/* ─── Headline elements ──────────────────────────────────────────────── */
.case-studies-kicker {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 1rem;
}

.case-studies-headline {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  color: var(--cream);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}

.case-studies-sub {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 640px;
}

/* ─── Three-card grid ────────────────────────────────────────────────── */
.case-studies-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 2.5rem 0 2.5rem;
}

.case-studies-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  transition: border-color 0.2s ease;
  display: flex;
  flex-direction: column;
}

.case-studies-card:hover { border-color: rgba(212,168,67,0.4); }

.case-studies-card-kicker {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 1rem;
}

.case-studies-card-headline {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--cream);
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  line-height: 1.35;
}

.case-studies-card-metric {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--amber);
  letter-spacing: -0.03em;
  padding: 1rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
}

.case-studies-card-link { margin-top: auto; }

/* ─── Primary CTA ────────────────────────────────────────────────────── */
.case-studies-cta { display: inline-flex; margin-top: 1rem; }

/* ─── Fineprint (mirrors .case-study-fineprint in case-study.css) ──── */
.case-studies-fineprint {
  margin-top: 1rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.55;
  font-style: italic;
}

/* ─── Responsive: collapse grid on small screens ─────────────────────── */
@media (max-width: 900px) {
  .case-studies-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .case-studies-page { padding: 3rem 1rem 2rem; }
  .case-studies-shell { padding: 1.75rem 1.25rem; }
}