/* Case study page. Uses the tokens from styles.css. */
.case-nav { position: sticky; top: 0; display: flex; justify-content: space-between; align-items: center; padding: 14px 24px; background: rgba(255, 255, 255, 0.92); backdrop-filter: saturate(180%) blur(12px); border-bottom: 1px solid var(--line); font-size: 14px; z-index: 10; }
.case-nav a { color: var(--accent); text-decoration: none; }
.case-nav span { color: var(--muted); }

.case { max-width: 720px; margin: 0 auto; padding: 48px 24px 80px; line-height: 1.6; font-size: 17px; }
.case-hero h1 { font-size: 52px; letter-spacing: -0.03em; line-height: 1.05; margin: 6px 0 16px; }
.lede { font-size: 21px; line-height: 1.5; }
.case h2 { font-size: 28px; letter-spacing: -0.02em; margin: 64px 0 12px; }
.case h3 { font-size: 19px; margin: 32px 0 6px; }
.case a { color: var(--accent); }
.case strong { font-weight: 600; }

.facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 28px 0; padding: 18px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.facts dt { font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.facts dd { margin: 4px 0 0; font-size: 15px; line-height: 1.4; }

.button { display: inline-block; background: var(--accent); color: var(--accent-ink) !important; text-decoration: none; border-radius: 999px; padding: 11px 22px; font-weight: 600; font-size: 16px; }
.fine { font-size: 13px; color: var(--muted); }
.links { font-size: 15px; }

.case table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 15px; line-height: 1.45; }
.case th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); font-weight: 600; padding: 8px 10px 8px 0; border-bottom: 1px solid var(--ink); }
.case td { padding: 10px 10px 10px 0; border-bottom: 1px solid var(--line); vertical-align: top; }

.example { background: var(--chip-bg); border-radius: 14px; padding: 16px 18px; margin: 18px 0; }
.example-label { font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin-bottom: 8px; }
.row { margin: 0; display: grid; gap: 6px; }
.row div { display: grid; grid-template-columns: 110px 1fr; gap: 12px; font-size: 15px; }
.row dt { color: var(--muted); }
.row dd { margin: 0; }

.case ul { padding-left: 20px; }
.case li { margin-bottom: 10px; }
.case blockquote { margin: 18px 0; padding: 14px 18px; border-left: 3px solid var(--accent); background: var(--chip-bg); border-radius: 0 12px 12px 0; font-size: 16px; }
.case-foot { margin-top: 64px; padding-top: 24px; border-top: 1px solid var(--line); }

@media (max-width: 600px) {
  .case { font-size: 16px; padding: 32px 16px 64px; }
  .case-hero h1 { font-size: 40px; }
  .lede { font-size: 19px; }
  .facts { grid-template-columns: 1fr; }
  .case table { display: block; overflow-x: auto; }
  .row div { grid-template-columns: 1fr; gap: 0; }
}