.test-cases{display:flex;flex-direction:column;gap:20px;min-width:0}
.test-cases .box{padding:20px}
.test-cases h2{font-size:18px;margin:0}
.test-cases-intro p{margin:8px 0 0;line-height:1.7;max-width:52em}
.test-cases-index{margin:12px 0 0;padding-left:20px;line-height:1.9;font-size:14px}
.test-case header{margin-bottom:12px}
.test-case header .subtle{margin:6px 0 0;font-size:13px}
.test-case-meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.test-case-video{display:block;width:100%;max-height:78vh;margin:0 auto;background:#000;border-radius:8px;object-fit:contain}
.test-case-sum{margin:14px 0 0;line-height:1.7}
.test-case-sections{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin-top:14px}
.test-case-sections h3{font-size:14px;margin:0 0 6px}
.test-case-sections ul{margin:0;padding-left:18px;font-size:13.5px;line-height:1.7;color:var(--fg-2)}
.test-case-sections li+li{margin-top:4px}
.test-cases-link{margin:10px 0 0;font-size:14px}
@media(max-width:680px){.test-cases .box{padding:16px}.test-case-video{max-height:70vh}}