.mobile-start-menu,.mobile-page-controls{display:none}
@media(max-width:760px),(max-width:960px) and (max-height:500px){
 .desktop-overview{display:none}
 .catalog-intro p{display:none}
 .platform{display:block;min-height:100dvh;padding-bottom:0}
 .platform>.sidebar,.platform .topbar{display:none}
 .platform>main{width:100%;min-width:0}
 .platform>main>article{padding:calc(74px + env(safe-area-inset-top,0px)) 16px calc(88px + env(safe-area-inset-bottom,0px))}
 .platform .page-footer{padding-bottom:90px}
 .mobile-page-controls{display:contents}
 .mobile-back-arrow{position:fixed;left:max(12px,env(safe-area-inset-left));top:calc(12px + env(safe-area-inset-top,0px));z-index:100;display:flex;align-items:center;justify-content:center;width:48px;height:48px;padding:10px;border-radius:16px;border:2px solid #e0fc3855;background:#101c20ed;color:#e0fc38;box-shadow:0 4px 0 #050b10;backdrop-filter:blur(8px);touch-action:manipulation}
 .mobile-back-arrow .ui-icon{width:26px;height:26px;stroke-width:3;transform:rotate(180deg)}
 .mobile-back-arrow:disabled{opacity:.6;cursor:default}.mobile-back-arrow:hover:not(:disabled){background:#263626;color:#e0fc38}
 .mobile-menu-float{position:fixed;right:max(14px,env(safe-area-inset-right));bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:100;display:flex;align-items:center;gap:9px;padding:13px 18px;min-height:50px;border-radius:18px;background:#e0fc38;color:#17210c;border:2px solid #f1ff9d;font-family:Sora,sans-serif;font-size:14px;font-weight:900;box-shadow:0 5px 0 #637722,0 10px 26px #0006;text-decoration:none;touch-action:manipulation}.mobile-menu-float .ui-icon{width:22px;height:22px}
 .mobile-back-arrow:focus-visible,.mobile-menu-float:focus-visible{outline:3px solid white;outline-offset:4px}
 .platform.mobile-menu-page>main>article{padding:0}.platform.mobile-menu-page .page-footer{display:none}
 .mobile-start-menu{display:block;position:relative;min-height:100dvh;isolation:isolate;overflow:hidden;background:#0d181b}
 .mobile-stack-world{position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,#08141630,#07111596),url('../brand/mobile-stack-world.svg') center center/cover no-repeat;pointer-events:none}
 .mobile-menu-content{position:relative;max-width:420px;margin:auto;box-sizing:border-box;padding:calc(70px + env(safe-area-inset-top,0px)) 26px calc(30px + env(safe-area-inset-bottom,0px));text-align:center}
 .mobile-menu-brand{display:flex;justify-content:center;margin-bottom:12px}.mobile-menu-brand svg{width:170px;max-height:60px}.mobile-menu-content .eyebrow{font-size:10px;color:#e0fc38;letter-spacing:2px;margin:0 0 8px}.mobile-menu-content h1{font-family:Sora,sans-serif;font-size:23px;letter-spacing:-.7px;font-weight:800;color:#f5f8ed;margin:0 0 24px;text-shadow:0 2px 8px #07130f}
 .mobile-menu-buttons{display:grid;gap:13px}.mobile-menu-buttons a{display:flex;align-items:center;gap:13px;min-height:57px;box-sizing:border-box;padding:12px 17px;border:2px solid #f3ffad;border-radius:18px;background:linear-gradient(165deg,#edff82,#e0fc38 70%);color:#18220d;font-family:Sora,sans-serif;font-size:17px;font-weight:900;text-decoration:none;box-shadow:0 6px 0 #6b841d,0 10px 18px #0005;touch-action:manipulation;transition:transform .12s,box-shadow .12s}.mobile-menu-buttons a span{text-align:left;flex:1}.mobile-menu-buttons a .ui-icon{width:23px;height:23px;stroke-width:2.6}.mobile-menu-buttons a .ui-icon:last-child{width:18px}.mobile-menu-buttons a:active{transform:translateY(4px);box-shadow:0 2px 0 #6b841d}.mobile-menu-buttons a:focus-visible{outline:3px solid white;outline-offset:4px}
 .mobile-menu-online{margin-top:27px}.mobile-menu-online .online-player-count{background:#101f23e8;color:#e0fc38;border-color:#a4bd3b;box-shadow:0 4px 0 #050e10;font-size:13px}
 .platform.mobile-game{height:100dvh;min-height:0;overflow:hidden}
 .platform.mobile-game>main{height:100dvh;overflow-y:auto;overscroll-behavior-y:contain}
 .platform.mobile-game .page-footer{display:none}
 .platform.mobile-game>main>article{min-height:100%;box-sizing:border-box;padding:calc(72px + env(safe-area-inset-top,0px)) max(10px,env(safe-area-inset-right)) calc(88px + env(safe-area-inset-bottom,0px)) max(10px,env(safe-area-inset-left))}
 .platform.mobile-game>main>article>.page-heading,.platform.mobile-game>main>article>.eyebrow,.platform.mobile-game>main>article>h1,.platform.mobile-game>main>article>.lead{display:none}
 .platform.mobile-game .match-panel,.platform.mobile-game .race-panel,.platform.mobile-game .checkers-panel{margin-top:0;padding:12px;border-radius:18px;box-shadow:none}
 .platform.mobile-game .card{margin-top:0}.platform.mobile-game .match-status{margin:10px 0;font-size:16px}
 .platform.mobile-game .play-board,.platform.mobile-game .checkers-game-board{max-width:100%;box-sizing:border-box}
 .platform.mobile-game .race-panel .racing-stage canvas{height:clamp(220px,calc(100dvh - 310px),560px)}
 .platform.mobile-game .race-panel:has(.match-player-cards) .racing-stage canvas{height:clamp(220px,calc(100dvh - 380px),500px)}
 .platform.mobile-game .race-panel .race-hud{gap:6px;padding:8px;font-size:11px;left:8px;right:8px;top:8px}.platform.mobile-game .race-panel .race-hud strong{font-size:13px}
 .platform.mobile-game .maze-canvas{height:clamp(220px,calc(100dvh - 330px),500px)}
}
@media(prefers-reduced-motion:reduce){.mobile-menu-buttons a{transition:none}}