/* ── CASE STUDY PAGES ── */

/* HERO BANNER */
.cs-banner {
  padding: 8rem 0 5rem;
  margin-top: var(--nav-h);
}
.cs-banner-inner {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4rem; align-items: center;
}
.cs-banner-meta { display: flex; gap: 0.65rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.cs-banner h1 { margin-bottom: 1rem; }
.cs-banner-desc {
  font-size: 1.05rem; color: var(--text-muted);
  line-height: 1.82; margin-bottom: 2rem; max-width: 480px;
}
.cs-banner-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Screenshot frame */
.cs-screenshot-frame {
  background: var(--bg); border-radius: var(--r-card);
  box-shadow: var(--neu-raise); padding: 1.25rem;
}
.cs-screenshot-inner {
  border-radius: 20px; overflow: hidden;
  aspect-ratio: 16/10; background: var(--bg);
  box-shadow: var(--neu-press);
}
.cs-screenshot-inner img {
  width:100%; height:100%; object-fit: cover;
}
.cs-screenshot-bar {
  display: flex; align-items: center; gap: 0.4rem;
  padding: 0.6rem 0.75rem 0;
}
.cs-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--bg); box-shadow: var(--neu-press-sm);
}

/* META STRIP */
.cs-meta-strip { padding: 2rem 0 4rem; }
.cs-meta-grid {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 1.25rem;
}
.cs-meta-card {
  background: var(--bg); border-radius: var(--r-btn);
  box-shadow: var(--neu-raise-sm); padding: 1.25rem 1.5rem;
}
.cs-meta-label {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.62rem; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: 0.35rem;
}
.cs-meta-value {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.9rem; font-weight: 700; color: var(--text);
}

/* MAIN CONTENT */
.cs-content { padding: 0 0 6rem; }
.cs-content-inner { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 2rem; }

/* Section blocks */
.cs-block {
  background: var(--bg); border-radius: var(--r-card);
  box-shadow: var(--neu-raise); padding: 2.75rem;
}
.cs-block.challenge {
  box-shadow: var(--neu-press);
}
.cs-block-eyebrow {
  display: flex; align-items: center; gap: 0.65rem;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.65rem; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase;
  margin-bottom: 0.85rem;
}
.cs-block.challenge .cs-block-eyebrow { color: #6B7280; }
.cs-block.solution  .cs-block-eyebrow { color: var(--amber); }
.cs-block.impact    .cs-block-eyebrow { color: var(--amber); }

.cs-block-eyebrow-icon {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--bg); box-shadow: var(--neu-raise-sm);
  display: flex; align-items: center; justify-content: center;
}
.cs-block.challenge .cs-block-eyebrow-icon {
  box-shadow: var(--neu-press-sm);
}
.cs-block h2 { font-size: 1.5rem; margin-bottom: 1rem; }
.cs-block p  { color: var(--text-muted); line-height: 1.85; font-size: 0.96rem; }

/* IMPACT METRICS */
.impact-list {
  list-style: none; margin-top: 1.25rem;
  display: flex; flex-direction: column; gap: 0.85rem;
}
.impact-list li {
  display: flex; align-items: flex-start; gap: 0.85rem;
  font-size: 0.93rem; color: var(--text); line-height: 1.65;
}
.impact-dot {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--bg); box-shadow: var(--neu-raise-sm);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; margin-top: 0.1rem; color: var(--amber);
}

/* BACK BUTTON */
.cs-back { padding: 0 0 5rem; }
.cs-back-inner {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1.5rem;
}
.cs-related-label {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.78rem; font-weight: 700; color: var(--text-muted);
}

@media (max-width: 900px) {
  .cs-banner-inner { grid-template-columns: 1fr; }
  .cs-screenshot-frame { display: none; }
  .cs-meta-grid { grid-template-columns: repeat(2,1fr); }
  .cs-block { padding: 2rem; }
}
@media (max-width: 560px) {
  .cs-meta-grid { grid-template-columns: 1fr 1fr; }
  .cs-block { padding: 1.5rem; }
}