:root{--jungle-green: #2e7d32;--jungle-green-dark: #1b5e20;--banana: #ffd21e;--sky-top: #7ec8f0;--sky-bottom: #bff0d0;--text: #ffffff;--panel: rgba(20, 60, 30, .92)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;padding:0;width:100%;height:100%;overflow:hidden;background:var(--jungle-green-dark);font-family:"Baloo 2",Comic Sans MS,system-ui,-apple-system,sans-serif;color:var(--text);user-select:none;touch-action:none}#game-canvas{position:fixed;inset:0;width:100%;height:100%;display:block}#camera-preview-box{position:fixed;top:0;left:0;width:1px;height:1px;opacity:0;pointer-events:none;overflow:hidden;z-index:60}#camera-preview-box.show{position:relative;top:auto;left:auto;width:min(66vw,240px);height:auto;max-height:46vh;aspect-ratio:var(--cam-aspect, 3 / 4);margin:0 auto .9rem;opacity:1;border-radius:24px;border:4px solid var(--banana);box-shadow:0 8px 24px #0000004d;background:#12331f}#camera-feed,#pose-preview{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}#camera-preview-box.mirror #camera-feed,#camera-preview-box.mirror #pose-preview{transform:scaleX(-1)}#debug-overlay{position:fixed;top:8px;right:8px;width:180px;height:240px;z-index:50;pointer-events:none;opacity:.85;display:none}#ui-root{position:fixed;inset:0;z-index:100;pointer-events:none}.screen{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.2rem;padding:2rem;text-align:center;pointer-events:auto;background:linear-gradient(180deg,var(--sky-top),var(--sky-bottom))}.screen.hidden{display:none}.screen.transparent{background:transparent;justify-content:flex-start;padding-top:3vh;overflow-y:auto}.screen.transparent .panel{background:var(--panel)}.camera-controls{display:flex;gap:.8rem;justify-content:center;flex-wrap:wrap;margin-top:.4rem}.camera-controls button.secondary,button.secondary{background:#eef4ee;color:#234;box-shadow:0 4px #b9c7b9}#pair-code{font:inherit;font-size:2rem;font-weight:800;letter-spacing:.5rem;text-align:center;width:8rem;padding:.5rem;border:3px solid var(--banana);border-radius:14px;background:#fff;color:#234}.pair-error{min-height:1.4rem;color:#ffe066;font-size:1rem}.tut-emoji{font-size:3.5rem;line-height:1;margin-bottom:.2rem}.tut-bar{height:14px;width:100%;background:#0000004d;border-radius:8px;margin:.8rem 0 .4rem;overflow:hidden}.tut-bar-fill{height:100%;width:0%;background:var(--banana);border-radius:8px;transition:width .1s linear}.tut-dots{display:flex;gap:.5rem;justify-content:center;margin:.4rem 0 .8rem}.tut-dot{width:12px;height:12px;border-radius:50%;background:#ffffff59}.tut-dot.current{background:var(--banana);transform:scale(1.3)}.tut-dot.done{background:#7dff9b}.tut-skip-all{font-size:.95rem;padding:.5rem 1.2rem;margin-top:.4rem}.qr-code{width:min(60vw,260px);height:auto;background:#fff;padding:12px;border-radius:16px;box-shadow:0 6px 18px #00000040}.room-code{font-size:4.5rem;font-weight:900;letter-spacing:.8rem;color:var(--banana);background:#00000040;border-radius:18px;padding:.6rem 1.2rem .6rem 1.8rem;margin:.4rem 0}.panel{background:var(--panel);border-radius:24px;padding:1.5rem 1.8rem;max-width:32rem;box-shadow:0 8px 24px #00000040}h1{font-size:2.4rem;margin:0 0 .4rem}p{font-size:1.15rem;line-height:1.5;margin:.5rem 0}button{font:inherit;font-size:1.25rem;font-weight:700;color:#3a2a00;background:var(--banana);border:none;border-radius:999px;padding:.9rem 2rem;cursor:pointer;box-shadow:0 4px #c9a600;transition:transform .08s ease}button:active{transform:translateY(3px);box-shadow:0 1px #c9a600}#countdown{position:fixed;top:24%;left:0;right:0;text-align:center;z-index:45;pointer-events:none;font-weight:900;font-size:clamp(5rem,26vw,16rem);line-height:1;color:var(--banana);text-shadow:0 6px 0 #c9a600,0 0 26px rgba(0,0,0,.45)}#countdown.go{color:#7dff9b;text-shadow:0 6px 0 #2e7d32,0 0 26px rgba(0,0,0,.45)}#countdown.pop{animation:countpop .7s ease-out}@keyframes countpop{0%{transform:scale(.3);opacity:0}30%{transform:scale(1.18);opacity:1}70%{transform:scale(1);opacity:1}to{transform:scale(1);opacity:.85}}#hud{position:absolute;top:12px;left:12px;right:12px;z-index:40;display:flex;align-items:center;justify-content:space-between;pointer-events:none}#hud-score,#hud-timer,#hud-combo{font-size:1.5rem;font-weight:800;text-shadow:0 2px 4px rgba(0,0,0,.5)}#hud-combo{color:#ff8a3d}#hud-finish{pointer-events:auto;font-size:1.1rem;padding:.35rem .7rem;box-shadow:0 3px #c9a600;background:#ffd21ee6}#teach{position:fixed;inset:0;z-index:55;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.6rem;text-align:center;pointer-events:none;background:#00000059;color:#fff}.teach-emoji{font-size:clamp(4rem,22vw,11rem);line-height:1;animation:teachpulse 1s ease-in-out infinite}.teach-text{font-size:clamp(1.3rem,5vw,2.2rem);font-weight:800;text-shadow:0 3px 8px rgba(0,0,0,.6);max-width:22ch}@keyframes teachpulse{0%,to{transform:scale(1)}50%{transform:scale(1.15)}}.popup{position:fixed;top:32%;left:50%;transform:translate(-50%);z-index:50;pointer-events:none;font-weight:900;font-size:clamp(1.6rem,7vw,3rem);text-shadow:0 3px 8px rgba(0,0,0,.6);animation:poprise .95s ease-out forwards}.popup.perfect{color:#ffe066}.popup.miss{color:#ff6b6b}@keyframes poprise{0%{opacity:0;transform:translate(-50%,10px) scale(.6)}25%{opacity:1;transform:translate(-50%) scale(1.1)}to{opacity:0;transform:translate(-50%,-60px) scale(1)}}