:root{color-scheme:dark;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;--panel: rgba(8, 17, 29, .74);--panel-strong: rgba(8, 17, 29, .9);--line: rgba(178, 221, 255, .36);--text: #f8fbff;--muted: #99b9ca;--cyan: #20c8ff;--cyan-soft: rgba(32, 200, 255, .22);--amber: #ffbf3c;--danger: #ff4f64;--radius: 8px}*{box-sizing:border-box}html,body{width:100%;min-width:320px;height:100%;margin:0;overflow:hidden;background:#020812;color:var(--text)}body{min-height:100svh}button{font:inherit;-webkit-tap-highlight-color:transparent}.game-shell{position:fixed;inset:0;overflow:hidden;background:radial-gradient(circle at 70% 20%,rgba(32,200,255,.17),transparent 34%),linear-gradient(180deg,#071a31,#040912)}#gameCanvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none}.hud{position:absolute;z-index:4;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(135deg,#08111dd6,#0c1b2a94);box-shadow:0 16px 42px #00000038,inset 0 1px #ffffff14;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.top-left{top:max(18px,env(safe-area-inset-top));left:max(18px,env(safe-area-inset-left));min-width:178px;padding:14px 18px 13px}.top-right{top:max(18px,env(safe-area-inset-top));right:max(18px,env(safe-area-inset-right));min-width:194px;padding:13px 16px}.bottom-left{bottom:max(24px,env(safe-area-inset-bottom));left:max(18px,env(safe-area-inset-left));padding:12px 16px 13px}.bottom-right{right:max(18px,env(safe-area-inset-right));bottom:max(24px,env(safe-area-inset-bottom))}.hud-label{color:var(--cyan);font-size:.76rem;font-style:italic;font-weight:900;letter-spacing:0;text-transform:uppercase}.hud-value{margin-top:2px;font-size:clamp(2rem,5vw,3rem);font-style:italic;font-weight:950;line-height:.95;letter-spacing:0;text-shadow:0 3px 18px rgba(0,0,0,.35)}.hud-value.compact{font-size:clamp(1.35rem,4vw,2.25rem)}.hud-mini{margin-top:9px;color:var(--muted);font-size:.78rem;font-weight:800;text-transform:uppercase}.stat-row{display:flex;align-items:baseline;justify-content:space-between;gap:18px;min-height:32px}.heart-row{color:var(--danger);font-size:1.55rem;letter-spacing:0;text-shadow:0 0 18px rgba(255,79,100,.55)}.meter-card{min-width:150px}.nitro-card{display:grid;grid-template-columns:44px minmax(132px,190px) 58px;align-items:center;gap:12px;padding:10px 12px}.nitro-stack{min-width:0}.nitro-track{height:14px;margin-top:8px;overflow:hidden;border:1px solid rgba(187,231,255,.45);border-radius:4px;background:#020912a8}.nitro-track span{display:block;width:72%;height:100%;background:linear-gradient(90deg,#1bbcff,#8be9ff 56%,#fff06a);box-shadow:0 0 18px #20c8ff99;transform-origin:left center;transition:width .12s linear}.icon-button,.boost-button,.touch-button,.primary-button{border:0;color:var(--text);cursor:pointer}.icon-button,.boost-button,.touch-button{display:grid;place-items:center;border-radius:var(--radius)}.icon-button{width:44px;height:44px;border:1px solid rgba(179,220,255,.38);background:#071422b3}.boost-button{width:58px;height:58px;border:2px solid rgba(49,204,255,.72);background:radial-gradient(circle at 50% 38%,rgba(42,215,255,.28),transparent 58%),#051221eb;box-shadow:0 0 24px #20c8ff47}.icon-button svg,.boost-button svg,.touch-button svg{width:58%;height:58%;fill:currentColor}.boost-button svg{color:var(--cyan);filter:drop-shadow(0 0 9px rgba(32,200,255,.8))}.touch-controls{position:absolute;z-index:5;left:50%;bottom:max(26px,env(safe-area-inset-bottom));display:none;gap:14px;transform:translate(-50%)}.touch-button{width:68px;height:68px;border:1px solid rgba(179,220,255,.38);background:#08111dc7;box-shadow:0 12px 30px #00000047;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.overlay{position:absolute;z-index:6;inset:0;display:none;place-items:center;padding:24px;background:radial-gradient(circle at 50% 56%,rgba(32,200,255,.16),transparent 28%),#01060d75;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.overlay.is-visible{display:grid}.overlay:before{content:"";position:absolute;width:min(460px,82vw);height:min(460px,82vw);border:1px solid rgba(32,200,255,.18);border-radius:50%;box-shadow:inset 0 0 70px #20c8ff21}.title-mark,.score-line,.primary-button{position:relative;z-index:1}.title-mark{align-self:end;margin-bottom:12px;color:#fff;font-size:clamp(2.8rem,10vw,7.7rem);font-style:italic;font-weight:950;line-height:.88;letter-spacing:0;text-align:center;text-shadow:0 6px 34px rgba(0,0,0,.56),0 0 32px rgba(32,200,255,.34)}.score-line{margin:0 0 24px;align-self:start;color:var(--muted);font-size:clamp(.92rem,2.5vw,1.12rem);font-weight:800;letter-spacing:0;text-align:center;text-transform:uppercase}.primary-button{align-self:start;justify-self:center;min-width:172px;min-height:48px;padding:14px 24px;border-radius:var(--radius);background:linear-gradient(135deg,#19c4ff,#0b7dff 48%,#ffbf3c);box-shadow:0 16px 44px #20c8ff4d;color:#02101d;font-size:.94rem;font-weight:950;letter-spacing:0;text-transform:uppercase}.is-boosting .boost-button{border-color:#fff06aeb;box-shadow:0 0 36px #fff06a6b}@media(hover:hover){.icon-button:hover,.boost-button:hover,.touch-button:hover,.primary-button:hover{filter:brightness(1.12)}}@media(max-width:740px),(pointer:coarse){.touch-controls{display:flex}.top-left{min-width:142px;padding:11px 13px}.top-right{min-width:142px;padding:10px 12px}.hud-label{font-size:.68rem}.hud-mini,.bottom-left{display:none}.heart-row{font-size:1.15rem}.nitro-card{right:max(12px,env(safe-area-inset-right));bottom:max(106px,env(safe-area-inset-bottom));grid-template-columns:40px minmax(92px,132px) 52px;gap:9px;padding:8px 9px}.icon-button{width:40px;height:40px}.boost-button{width:52px;height:52px}}@media(max-width:520px){.top-left,.top-right{top:max(10px,env(safe-area-inset-top))}.top-left{left:max(10px,env(safe-area-inset-left))}.top-right{right:max(10px,env(safe-area-inset-right))}.hud-value{font-size:1.65rem}.hud-value.compact{font-size:1.15rem}.stat-row{gap:10px;min-height:26px}.nitro-card{left:50%;right:auto;transform:translate(-50%)}}