*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; } button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; } .skip-link { position: absolute; top: 12px; left: 12px; z-index: 1000; padding: 10px 16px; border-radius: 999px; background: #fff; color: #111; font-size: 14px; font-weight: 600; box-shadow: 0 2px 12px rgba(0,0,0,0.08); transform: translateY(-160%); transition: transform 0.2s ease; } .skip-link:focus, .skip-link:focus-visible { transform: translateY(0); } .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; } :focus { outline: none; } .dino-page :focus-visible { outline: 2px solid #535353; outline-offset: 3px; } .back-link { display: inline-flex; align-items: center; gap: 8px; font-family: ui-monospace, monospace; font-size: 13px; color: #535353; padding: 10px 16px; border: 1px solid rgba(83, 83, 83, 0.25); border-radius: 999px; text-decoration: none; background: rgba(255, 255, 255, 0.65); transition: color 0.2s ease, background 0.2s ease; } .back-link:hover { color: #212121; background: #fff; } .dino-page { min-height: 100vh; background: #f7f7f7; color: #535353; display: flex; flex-direction: column; align-items: center; } .dino-header { width: 100%; max-width: 720px; padding: 24px 20px 12px; display: flex; flex-direction: column; align-items: flex-start; gap: 10px; } .dino-page .back-link { color: #535353; border-color: rgba(83, 83, 83, 0.25); background: rgba(255, 255, 255, 0.65); } .dino-page .back-link:hover { color: #212121; background: #fff; } .dino-hint { font-size: 13px; color: #6e6e6e; font-family: var(--font-mono); } .dino-stage { flex: 1; display: flex; align-items: center; justify-content: center; padding: 12px 16px 40px; width: 100%; } .dino-stage canvas { max-width: 100%; height: auto; image-rendering: pixelated; image-rendering: crisp-edges; box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12); } /* ── Mobile touch controls ─────────────────────────────────── */ /* Hidden by default; JS adds .touch-device to on any touch-capable device */ .touch-controls { display: none; } .touch-device .touch-controls { display: block; } .ctrl-btn { position: fixed; width: 72px; height: 72px; border-radius: 50%; background: rgba(60, 60, 60, 0.82); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); color: #fff; border: 2px solid rgba(255, 255, 255, 0.18); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.12); touch-action: none; user-select: none; -webkit-user-select: none; z-index: 200; cursor: move; transition: background 0.15s ease, transform 0.1s ease; } .ctrl-btn:active { background: rgba(83, 83, 83, 0.95); transform: scale(0.93); } .ctrl-btn svg { width: 30px; height: 30px; flex-shrink: 0; } .ctrl-label { font-family: ui-monospace, monospace; font-size: 9px; font-weight: 700; letter-spacing: 0.08em; opacity: 0.75; line-height: 1; } /* Default positions — jump upper-right, duck lower-right */ #ctrl-jump { right: 24px; bottom: 136px; } #ctrl-duck { right: 24px; bottom: 52px; }