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var(--transition-fast)}.play-button:hover{transform:scale(1.1)}.demo-step-number{position:absolute;top:8px;right:8px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:.875rem;border-radius:50%;z-index:2}.demo-video-content{padding:0 20px 20px}.demo-video-title{font-size:1.125rem;margin-bottom:8px;color:var(--color-text)}.demo-video-desc{font-size:.875rem;color:var(--color-text-muted);line-height:1.5}.demo-arrow{position:absolute;right:-28px;top:50%;transform:translateY(-50%);color:var(--color-border);z-index:1}@media(max-width:1024px){.demo-videos-grid{grid-template-columns:1fr;gap:24px}.demo-arrow{display:none}.demo-video-card{max-width:500px;margin:0 auto;width:100%}}.codespaces-cta{background:linear-gradient(135deg,#0d1117,#161b22);border-radius:var(--radius-lg);padding:48px;text-align:center;border:1px solid #30363d}.codespaces-content{max-width:600px;margin:0 auto}.codespaces-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;background:#238636;color:#fff;font-size:.875rem;font-weight:600;border-radius:100px;margin-bottom:20px}.codespaces-title{font-size:1.75rem;color:#fff;margin-bottom:12px}.codespaces-desc{font-size:1rem;color:#8b949e;margin-bottom:24px}.codespaces-button{display:inline-flex;align-items:center;gap:10px;padding:16px 32px;background:#238636;color:#fff;font-family:var(--font-mono);font-size:1rem;font-weight:600;border-radius:var(--radius);text-decoration:none;transition:all var(--transition-fast);margin-bottom:16px}.codespaces-button:hover{background:#2ea043;transform:translateY(-2px);box-shadow:0 8px 24px #2386364d}.codespaces-note{display:flex;align-items:center;justify-content:center;gap:8px;font-size:.875rem;color:#8b949e}.codespaces-dot{width:8px;height:8px;background:#3fb950;border-radius:50%;animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}[data-theme=dark] .codespaces-cta{background:linear-gradient(135deg,#0a0f1a,#12192a);border-color:var(--color-border)}