.not-found{width:100%}.content-text{margin-bottom:2rem;line-height:1.7}.content-text p{margin-bottom:1rem}.content-text blockquote{margin:1.5rem 0;padding-left:1rem;border-left:3px solid var(--color-border);font-style:italic;color:var(--color-text-secondary)}.plain-link{background:none;border:none;padding:0;font-family:inherit;font-size:inherit;color:inherit;cursor:pointer;text-decoration:underline;display:inline}.plain-link:hover{opacity:.7}.progress-bar{width:100%;height:4px;background-color:var(--color-border, #ddd);border-radius:2px;overflow:hidden;margin-bottom:.5rem}.progress-fill{height:100%;background-color:var(--color-text-secondary, #666);transition:width .3s ease}.game-container{width:100%;position:relative;margin:2rem 0}.game-ui{padding:1rem 0 0;display:flex;justify-content:space-between;align-items:center;margin-top:1rem;font-size:.85rem}.score,.instructions{font-size:.85rem;color:var(--color-text-secondary)}#gameCanvas{display:block;width:100%;background:transparent}.game-over{position:absolute;inset:0;background:transparent;display:none;flex-direction:column;justify-content:center;align-items:center;z-index:200;font-family:Menlo,Monaco,Courier New,monospace;text-align:center}.arcade-text{color:var(--color-text);font-size:24px;font-weight:700;letter-spacing:2px;animation:flash 1s infinite alternate;margin-bottom:20px;line-height:1.4}@keyframes flash{0%{opacity:1}to{opacity:.7}}.press-space{color:var(--color-text-secondary);font-size:16px;margin-top:20px;animation:blink 2s infinite}@keyframes blink{0%,50%{opacity:1}51%,to{opacity:0}}.action-links{margin-top:2rem;padding-top:1.5rem;border-top:1px solid var(--color-border)}.action-links p{margin-bottom:1rem;font-weight:600}.action-links ul{list-style:none;padding:0}.action-links li{margin-bottom:.5rem;padding-left:1rem;position:relative}.action-links li:before{content:"•";position:absolute;left:0;color:var(--color-text-secondary)}.action-links a{color:var(--color-text);text-decoration:none;border-bottom:1px solid transparent;transition:border-color .2s ease}.action-links a:hover{border-bottom-color:var(--color-text)}@media (max-width: 768px){.arcade-text{font-size:18px}.press-space{font-size:14px}}