.icon-topbar-btn img,.lang-toggle-btn img{width:min(11vw,52px)}#menu-content,.scene-bg,body,html{overflow:hidden;width:100%}.diff-sprite-btn,.level-thumb-btn,button{border:none;padding:0;cursor:pointer}#cube-loading.hidden,#zoom-overlay.hidden,.scene{display:none}#level-label-panel,#rotation-controls,#zoom-overlay,.popup,.popup-base-img,.popup-img-overlay{pointer-events:none}*,::after,::before{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}body,html{height:100%;background:#f0ecd8;font-family:'Arial Rounded MT Bold',Arial,sans-serif;user-select:none;color:#5a4a3a}.scene{position:fixed;inset:0;align-items:center;justify-content:center}.scene.active{display:flex}.scene-bg{position:relative;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;background:#6b9898}#game-top-bar,#levels-top-bar,#top-bar{width:100%;display:flex;align-items:center;justify-content:space-between;padding:8px 16px 0;background:#f0ecd8;border-bottom:3px solid #c9b89a;flex-shrink:0;box-sizing:border-box}.top-bar-actions{display:flex;align-items:center;gap:10px}#top-bar-logo,.top-bar-logo{height:min(10vh,72px);image-rendering:auto;position:absolute!important;margin:auto;text-align:center;left:50%!important;-webkit-transform:translateX(-50%) translateY(0);-moz-transform:translateX(-50%) translateY(0);transform:translateX(-50%) translateY(0)!important}#hud-best-time,#hud-moves-count,#hud-timer{transform:translate(-50%,-50%)}#level-num,#progress-bar-section{left:50%;transform:translateX(-50%)}.icon-topbar-btn{transition:transform .1s;line-height:0;align-self:center}.icon-btn:active,.icon-topbar-btn:active{transform:scale(.88)}.icon-topbar-btn img{height:auto;display:block}#btn-lang-menu{margin-left:-10%;padding-right:10%}#menu-content{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center}#logo{width:min(60vw,340px);image-rendering:auto;filter:drop-shadow(0 4px 16px rgba(0,0,0,.6));animation:.6s cubic-bezier(.175,.885,.32,1.275) both logo-drop}@keyframes logo-drop{from{opacity:0;transform:translateY(-40px) scale(.8)}to{opacity:1;transform:translateY(0) scale(1)}}#menu-buttons{display:flex;flex-direction:column;align-items:center;gap:18px;margin-top:min(4vh,32px);padding-bottom:min(4vh,32px)}button{background:0 0;outline:0;line-height:0}.img-btn{transition:transform 80ms,filter 80ms}#thumb-btn,.diff-sprite-btn,.icon-btn,.level-thumb-btn{transition:transform .1s}.img-btn:active img,.img-btn:hover img{filter:brightness(1.15)}.img-btn:active{transform:scale(.94)}.img-btn img{width:min(55vw,300px);display:block}.icon-btn img{width:48px;height:48px;display:block}#levels-content{flex:1;display:flex;flex-direction:column;align-items:center;padding:16px 12px;gap:12px;overflow-y:auto;width:100%;box-sizing:border-box}#levels-select-panel{position:relative;width:min(80vw,380px);flex-shrink:0}#box-schemi-bg,#levels-title-img{display:block;width:100%;height:auto}#levels-difficulty{position:absolute;bottom:12%;left:0;right:0;display:flex;justify-content:center;align-items:center;gap:min(3vw,16px)}.diff-sprite-btn{width:min(12vw,65px);aspect-ratio:65/73;background-size:200% 100%;background-repeat:no-repeat;background-position:0 0}.color-sprite-btn.active,.diff-sprite-btn.active,.radio-sprite-btn.on{background-position:100% 0}#thumb-btn:active,.diff-sprite-btn:active{transform:scale(.9)}#diff-1{background-image:url('../assets/images/levels/radio_level_1.png')}#diff-2{background-image:url('../assets/images/levels/radio_level_2.png')}#diff-3{background-image:url('../assets/images/levels/radio_level_3.png')}#levels-free-row{display:flex;align-items:center;gap:min(4vw,20px);flex-shrink:0}#badge-free{height:min(7vw,48px);width:auto;display:block}#levels-box-wrapper{position:relative;width:min(85vw,480px);flex-shrink:0}#cube-loading,#levels-grid{align-items:center;position:absolute}#levels-grid{top:6%;left:8%;right:8%;bottom:8%;display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);gap:4%;justify-items:center}.level-thumb-btn{position:relative;background:0 0;display:inline-block;width:auto}#loading-screen,#overlay,.popup{position:fixed;inset:0}.level-thumb-btn:active,.popup-icon-btn:active{transform:scale(.92)}.level-thumb-btn img.thumb{height:min(20vw,90px);width:auto;display:block}.hidden,.level-thumb-btn .lock-icon{display:none!important}#game-bg{display:flex;flex-direction:column;align-items:stretch}#game-area{flex:1;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;min-height:0}#cube-canvas{display:block;max-width:100%;max-height:100%;cursor:pointer;touch-action:none}#cube-loading{inset:0;display:flex;justify-content:center;background:rgba(42,42,46,.78);z-index:9}.cube-loading-box{min-width:140px;padding:14px 22px;border-radius:14px;background:rgba(240,236,216,.96);color:#4e3a28;font-size:18px;font-weight:700;text-align:center;box-shadow:0 8px 24px rgba(0,0,0,.28)}#thumb-btn{position:absolute;top:8px;right:8px;background:rgba(0,0,0,.18);border:2px solid rgba(255,255,255,.5);border-radius:10px;padding:3px;cursor:pointer;line-height:0}#thumb-img{width:56px;height:auto;display:block;border-radius:6px}#zoom-overlay{position:absolute;inset:0;background:#2a2a2e;z-index:10}#zoom-img{position:absolute;border-radius:12px;object-fit:contain}#level-label-panel{position:absolute;bottom:8px;left:8px;display:flex;align-items:center;gap:6px}.level-panel-bg{height:30px;width:auto;display:block}#level-num{position:absolute;color:#fff;font-size:13px;font-weight:700;letter-spacing:1px;white-space:nowrap;text-shadow:0 1px 3px rgba(0,0,0,.5)}#game-bottom-hud{position:relative;flex-shrink:0;width:100%;display:flex;flex-direction:column;align-items:center;background:#eff0d9;border-top:2px solid #c9b89a;padding:4px 0 8px}#hud-control-panel{position:relative;line-height:0;width:min(510px,96vw)}#control-panel-img{width:100%;max-width:none;display:block}#hud-overlay{position:absolute;top:0;left:0;right:0;bottom:32%}#hud-overlay span{position:absolute;top:41.5%;transform:translateY(-50%);font-size:clamp(11px, 2.3vw, 18px);font-weight:700;color:#f6f1df;text-align:center;white-space:nowrap;width:17%;text-shadow:0 1px 2px rgba(60,35,15,.9)}#hud-best-time{left:16.5%;color:#2f2418!important}#hud-moves-count{left:52.5%}#hud-timer{left:84.5%}#progress-bar-section{width:98.5%;position:absolute;bottom:18.5%;z-index:3;pointer-events:none}#progress-labels{position:relative;height:12px;font-size:11px;font-weight:700;color:#5a3e28;padding:0;margin-bottom:2px;line-height:1}#progress-labels span{position:absolute;top:0;display:block;line-height:1;white-space:nowrap}#progress-bar-track{width:100%;height:16px;background:linear-gradient(180deg,#7d5c43 0,#6f523c 100%);overflow:hidden;border-radius:3px;position:relative;box-shadow:inset 0 2px 0 rgba(255,255,255,.12),inset 0 -2px 0 rgba(55,35,20,.25)}#progress-bar-fill{position:absolute;inset:1px 2px;display:flex;gap:1px;align-items:stretch}.progress-segment{flex:1 1 0;min-width:0;border-radius:1px;background:rgba(240,230,210,.08);transition:background-color .22s}.progress-segment.is-green{box-shadow:inset 0 1px 0 rgba(255,255,255,.18)}.progress-segment.is-red{box-shadow:inset 0 1px 0 rgba(255,255,255,.14)}#rotation-controls{position:absolute;inset:0;display:none}#overlay{background:rgba(60,40,20,.55);z-index:100}.popup{display:flex;align-items:center;justify-content:center;z-index:101}.popup.active{pointer-events:all}.popup-box{background:#ece8d0;border:none;border-radius:20px;padding:0 0 24px;min-width:280px;max-width:min(90vw,400px);box-shadow:0 8px 32px rgba(60,40,20,.35),0 4px 0 #c9b89a;animation:.25s cubic-bezier(.175,.885,.32,1.275) both popup-in;overflow:hidden}.game-popup-box{min-width:420px;max-width:min(90vw,620px);padding:18px 18px 28px;border-radius:6px;box-shadow:0 5px 0 #b79c83;background:linear-gradient(90deg,#efecd1 0,#eceac7 100%)}.game-popup-title{color:#2f2f32;font-size:36px;font-weight:700;text-align:center;padding:6px 0 10px}.game-popup-message{color:#2f2f32;font-size:clamp(18px, 2.6vw, 24px);line-height:1.28;font-weight:700;min-height:118px;padding:8px 0}.popup-icon-btn,.popup-img-close{line-height:0;transition:transform .1s}.game-popup-buttons{display:flex;justify-content:center;align-items:center;gap:18px;padding-top:18px}.popup-icon-btn img{width:min(12vw,74px);height:auto;display:block}.popup-box.wide{max-width:min(90vw,500px)}.popup-box.settings-box{position:relative;background:0 0;border-radius:0;padding:0;min-width:unset;max-width:min(90vw,560px);box-shadow:none;overflow:visible}.popup-base-img{display:block;width:100%;height:auto;border-radius:14px;box-shadow:0 8px 40px rgba(40,30,20,.45);user-select:none}.popup-img-close{position:absolute;top:0;right:0;transform:translate(-2%,0);z-index:10}.popup-img-close:active{transform:translate(-2%,0) scale(.88)}.popup-img-close img{width:min(9vw,50px);height:auto;display:block}.popup-img-overlay{position:absolute;inset:0}.color-sprite-btn,.radio-sprite-btn{position:absolute;pointer-events:all;background-size:200% 100%;background-repeat:no-repeat;background-position:0 0;border:none;cursor:pointer;padding:0;transform:translate(-50%,-50%);width:11%;aspect-ratio:1;background-color:transparent}#toggle-sounds{left:73%;top:26%}#toggle-music{left:73%;top:45%}#toggle-vibra{left:73%;top:64%}#theme-btn-1{left:40%;top:83%}#theme-btn-2{left:54%;top:83%}#theme-btn-3{left:68%;top:83%}#theme-btn-4{left:82%;top:83%}@keyframes popup-in{from{opacity:0;transform:scale(.75)}to{opacity:1;transform:scale(1)}}.popup-title{text-align:center;background:#e84040;color:#fff;font-size:22px;font-weight:700;letter-spacing:3px;padding:16px 32px;margin-bottom:20px;text-shadow:0 1px 3px rgba(0,0,0,.25)}.popup-stats,.popup-text{color:#5a4a3a;margin-bottom:20px;padding:0 24px}.popup-stats{text-align:center;font-size:16px;line-height:1.8}.popup-stats span{color:#e84040;font-weight:700}.popup-text{font-size:14px;line-height:1.7}.popup-text ul{padding-left:20px;margin:8px 0}.face-red,.popup-text strong{color:#e84040}.face-yellow{color:#fbb816}.face-blue{color:#00a8e0}.popup-buttons{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;padding:4px 24px 0}.popup-btn{background:#fbb816;color:#fff;border:none;border-radius:30px;padding:12px 28px;font-size:15px;font-weight:700;cursor:pointer;transition:transform .1s,filter .1s;letter-spacing:1px;box-shadow:0 3px 0 #d4980a}.popup-btn:hover{filter:brightness(1.08)}.popup-btn:active{transform:scale(.93) translateY(2px);box-shadow:0 1px 0 #d4980a}.popup-btn.secondary{background:#a09070;box-shadow:0 3px 0 #7a6a50}@media (max-width:480px){.img-btn img{width:min(70vw,280px)}.popup-box{padding:22px 20px 18px}.game-popup-box{min-width:unset;width:min(88vw,520px);padding:16px 16px 24px}.game-popup-message{min-height:100px;font-size:16px}.game-popup-title{font-size:24px}}@keyframes win-flash{0%{box-shadow:0 0 0 0 rgba(251,184,22,.9)}50%{box-shadow:0 0 40px 20px rgba(251,184,22,.45)}100%{box-shadow:0 0 0 0 rgba(251,184,22,0)}}#cube-canvas.win-anim{animation:.5s ease-out 3 win-flash}#loading-screen{background:#f0ecd8;display:flex;align-items:center;justify-content:center;z-index:999;flex-direction:column;gap:20px;color:#f0e060;font-size:18px}.spinner{width:48px;height:48px;border:4px solid rgba(240,224,96,.2);border-top-color:#f0e060;border-radius:50%;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}