:root{--ink: #10222e;--paper: rgba(255, 255, 255, .92);--accent: #d62828;--gold: #ffc93c;--pixel: "Press Start 2P", "Courier New", monospace}*{box-sizing:border-box}html,body{margin:0;padding:0;height:100%;background:#0d1620;color:var(--ink);font-family:Trebuchet MS,Segoe UI,system-ui,sans-serif;overflow:hidden;user-select:none;-webkit-user-select:none}#app{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;touch-action:none}#game canvas{display:block;border-radius:6px;box-shadow:0 12px 60px #0000008c}.hidden{display:none!important}#hud{position:fixed;inset:0;pointer-events:none;padding:max(10px,env(safe-area-inset-top)) 16px 14px;display:flex;flex-direction:column}.hud-top{display:flex;justify-content:space-between;align-items:flex-start}.hud-left,.hud-right{display:flex;flex-direction:column;gap:4px}.hud-right{align-items:flex-end}#hud-dist{font-family:var(--pixel);font-size:clamp(20px,3.2vw,30px);color:#fff;text-shadow:3px 3px 0 rgba(0,0,0,.35);line-height:1.2}#hud-best,#hud-coins{font-size:clamp(13px,2vw,17px);font-weight:800;color:#fff;text-shadow:0 2px 0 rgba(0,0,0,.35);letter-spacing:.06em}#hud-coins{color:var(--gold)}#hud-speed{width:clamp(110px,16vw,170px);height:10px;border-radius:6px;background:#00000059;border:2px solid rgba(255,255,255,.75);overflow:hidden}#hud-speed-fill{height:100%;width:50%;background:linear-gradient(90deg,#80ed99,#22577a);border-radius:4px;transition:width 80ms linear}#hud-speed-fill.low{background:linear-gradient(90deg,#ff595e,#ffca3a)}#hud-stall{align-self:center;margin-top:12vh;font-family:var(--pixel);font-size:clamp(13px,2.4vw,22px);line-height:1.6;color:#fff;background:var(--accent);padding:8px 22px;border-radius:12px;letter-spacing:.04em;animation:blink .5s steps(2) infinite;box-shadow:0 6px 24px #0006}@keyframes blink{50%{opacity:.35}}#hud-hint{margin-top:auto;align-self:center;font-size:clamp(13px,2vw,17px);font-weight:700;color:#fff;text-shadow:0 2px 0 rgba(0,0,0,.45);background:#00000047;padding:6px 16px;border-radius:999px;min-height:1.2em}#hud-hint:empty{display:none}#btn-left,#btn-right,#btn-jump{display:none;position:absolute;bottom:26px;width:108px;height:108px;border-radius:50%;align-items:center;justify-content:center;text-align:center;font-weight:900;font-size:17px;line-height:1.25;color:#fff;background:#d628288c;border:3px solid rgba(255,255,255,.8);pointer-events:auto;touch-action:none}#btn-left{left:22px;font-size:30px;background:#22577a8c}#btn-right{left:142px;font-size:30px;background:#22577a8c}#btn-jump{right:22px;font-size:15px;background:#2a9d488c}#btn-left.held,#btn-right.held{background:#22577ae6;transform:scale(.94)}#btn-jump.held{background:#2a9d48e6;transform:scale(.94)}@media(pointer:coarse){#btn-left,#btn-right,#btn-jump{display:flex}}#toast{position:fixed;left:50%;top:22%;transform:translate(-50%);font-size:clamp(20px,3.4vw,32px);font-weight:900;color:#fff;text-shadow:0 3px 0 rgba(0,0,0,.4);background:#10222eb8;border:2px solid rgba(255,255,255,.6);padding:10px 26px;border-radius:14px;pointer-events:none;white-space:nowrap}#toast.pop{animation:pop .35s ease-out}@keyframes pop{0%{transform:translate(-50%) scale(.7);opacity:0}to{transform:translate(-50%) scale(1);opacity:1}}#flash{position:fixed;inset:0;pointer-events:none;background:radial-gradient(ellipse at center,transparent 55%,rgba(214,40,40,.55) 100%);opacity:0}#flash.go{animation:flash .45s ease-out}@keyframes flash{0%{opacity:1}to{opacity:0}}#overlay{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:#08121c73;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);padding:16px}.card{background:var(--paper);border-radius:18px;padding:clamp(20px,4vw,40px) clamp(24px,5vw,52px);text-align:center;max-width:min(560px,94vw);box-shadow:0 20px 80px #00000080;border:4px solid #fff}.card h1{margin:0 0 12px;font-family:var(--pixel);font-size:clamp(24px,5vw,40px);line-height:1.4;color:var(--accent);text-shadow:3px 3px 0 #ffd6a5}#ov-sub{margin:0 0 14px;font-size:clamp(14px,2.4vw,18px);font-weight:700;color:#33475b}#ov-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:8px;margin-bottom:16px}#ov-stats .stat{background:#eef4f8;border-radius:10px;padding:8px 10px;display:flex;flex-direction:column;gap:2px}#ov-stats .stat span{font-size:11px;font-weight:800;letter-spacing:.12em;color:#5b7a99}#ov-stats .stat b{font-family:var(--pixel);font-size:clamp(12px,2vw,16px);line-height:1.6;color:var(--ink)}#ov-button{font-family:var(--pixel);font-size:clamp(14px,2.4vw,19px);color:#fff;background:linear-gradient(180deg,#e63946,#b81f2a);border:none;border-radius:14px;padding:12px 42px;cursor:pointer;box-shadow:0 6px #7a1420,0 10px 24px #0000004d;transition:transform 60ms ease-in}#ov-button:hover{transform:scale(1.04)}#ov-button:active{transform:translateY(4px);box-shadow:0 2px #7a1420}#ov-keys{margin:14px 0 0;font-size:clamp(11px,1.8vw,13px);font-weight:700;color:#5b7a99}