:root{color-scheme:dark;--cyan:#55f6ff;--green:#65ffad;--pink:#ff4bd8;--panel:rgba(7,12,28,.72);--line:rgba(116,224,255,.22);--muted:#91a0bc}*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden;background:#05070f;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;user-select:none;-webkit-user-select:none;overscroll-behavior:none}body:before{content:"";position:fixed;inset:0;z-index:2;pointer-events:none;background:radial-gradient(circle at 50% 38%,transparent 22%,rgba(2,4,12,.18) 65%,rgba(2,3,9,.76) 100%),linear-gradient(rgba(255,255,255,.012) 50%,transparent 50%);background-size:auto,100% 4px;mix-blend-mode:screen}canvas{position:fixed;inset:0;display:block;width:100%;height:100%;touch-action:none;outline:0}button{appearance:none;border:0;color:inherit;font:inherit;cursor:pointer;-webkit-tap-highlight-color:transparent}#hud{position:fixed;z-index:10;top:max(16px,env(safe-area-inset-top));left:max(16px,env(safe-area-inset-left));right:max(16px,env(safe-area-inset-right));display:flex;align-items:flex-start;justify-content:space-between;gap:12px;pointer-events:none}.panel{display:flex;align-items:center;min-height:56px;padding:8px 10px 8px 14px;border:1px solid var(--line);border-radius:14px;background:var(--panel);box-shadow:0 16px 46px rgba(0,0,0,.24),inset 0 1px rgba(255,255,255,.04);backdrop-filter:blur(16px)}.brand{padding-right:18px;border-right:1px solid rgba(116,224,255,.16);font-size:12px;font-weight:850;line-height:1.05;letter-spacing:.18em;color:#f1fbff;text-shadow:0 0 16px rgba(85,246,255,.38)}.brand span{display:block;margin-top:4px;color:var(--cyan)}.stat{min-width:74px;padding:0 14px}.stat small{display:block;margin-bottom:2px;color:var(--muted);font-size:9px;font-weight:800;letter-spacing:.15em;text-transform:uppercase}.stat strong{display:block;color:#f7fbff;font-size:20px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1}#score-value{color:var(--green);text-shadow:0 0 15px rgba(101,255,173,.32)}.actions{display:flex;gap:8px;pointer-events:auto}.actions button{min-height:44px;padding:0 14px;border:1px solid var(--line);border-radius:12px;background:rgba(8,14,31,.76);color:#b9c9df;font-size:10px;font-weight:850;letter-spacing:.1em;text-transform:uppercase;backdrop-filter:blur(14px);transition:transform .12s,border-color .12s,color .12s,background .12s}.actions button:hover,.actions button:focus-visible{color:#fff;border-color:rgba(85,246,255,.54);background:rgba(14,28,54,.88);outline:0}.actions button:active{transform:scale(.96)}#overlay{position:fixed;z-index:20;inset:0;display:grid;place-items:center;padding:92px 18px 132px;background:radial-gradient(circle at 50% 50%,rgba(5,10,26,.1),rgba(2,4,12,.56));opacity:1;visibility:visible;transition:opacity .26s,visibility .26s}#overlay.hidden{opacity:0;visibility:hidden;pointer-events:none}.overlay-card{position:relative;width:min(460px,100%);padding:29px 30px 26px;overflow:hidden;text-align:center;border:1px solid rgba(100,227,255,.29);border-radius:24px;background:linear-gradient(145deg,rgba(11,20,43,.91),rgba(5,9,23,.88));box-shadow:0 26px 90px rgba(0,0,0,.55),0 0 70px rgba(22,149,220,.08),inset 0 1px rgba(255,255,255,.07);backdrop-filter:blur(20px);transform:translateY(0) scale(1);transition:transform .26s}#overlay.hidden .overlay-card{transform:translateY(10px) scale(.97)}.overlay-card:before{content:"";position:absolute;inset:0 0 auto;height:2px;background:linear-gradient(90deg,transparent,var(--cyan),var(--green),transparent);opacity:.85}.kicker{margin-bottom:11px;color:var(--cyan);font:800 10px/1 ui-monospace,monospace;letter-spacing:.22em;text-transform:uppercase}#overlay-title{margin:0;color:#f5fbff;font-size:clamp(32px,6vw,52px);font-weight:900;line-height:.95;letter-spacing:-.055em;text-shadow:0 0 30px rgba(85,246,255,.18)}#overlay-title span{color:var(--green)}#overlay-text{max-width:355px;margin:17px auto 22px;color:#aebbd0;font-size:14px;line-height:1.55}#primary-button{width:100%;min-height:54px;border:1px solid rgba(113,255,189,.72);border-radius:14px;background:linear-gradient(105deg,#2af2a1,#58efff);color:#04130f;box-shadow:0 10px 34px rgba(54,255,184,.18);font-size:12px;font-weight:900;letter-spacing:.16em;text-transform:uppercase;transition:transform .12s,filter .12s}#primary-button:hover,#primary-button:focus-visible{filter:brightness(1.08);outline:0}#primary-button:active{transform:scale(.985)}.controls-note{display:flex;justify-content:center;flex-wrap:wrap;gap:8px 15px;margin-top:18px;color:#6f7f9a;font:750 10px/1.4 ui-monospace,monospace;letter-spacing:.04em;text-transform:uppercase}#toast{position:fixed;z-index:18;top:88px;left:50%;max-width:calc(100% - 32px);padding:9px 15px;border:1px solid rgba(101,255,173,.26);border-radius:999px;background:rgba(6,15,28,.82);color:var(--green);font-size:10px;font-weight:850;letter-spacing:.12em;text-transform:uppercase;white-space:nowrap;opacity:0;pointer-events:none;transform:translate(-50%,-8px);transition:opacity .18s,transform .18s;backdrop-filter:blur(12px)}#toast.visible{opacity:1;transform:translate(-50%,0)}#touch-controls{position:fixed;z-index:15;right:max(20px,env(safe-area-inset-right));bottom:max(18px,env(safe-area-inset-bottom));display:none;grid-template:repeat(3,52px)/repeat(3,52px);gap:5px;pointer-events:auto}.touch-button{display:grid;place-items:center;border:1px solid rgba(110,215,255,.25);border-radius:14px;background:rgba(7,15,33,.68);color:#b8eaff;box-shadow:inset 0 1px rgba(255,255,255,.04),0 9px 24px rgba(0,0,0,.18);font:900 18px/1 ui-monospace,monospace;backdrop-filter:blur(12px);touch-action:manipulation}.touch-button:active{border-color:rgba(101,255,173,.72);background:rgba(23,79,69,.78);color:#fff;transform:scale(.95)}.up{grid-column:2;grid-row:1}.left{grid-column:1;grid-row:2}.right{grid-column:3;grid-row:2}.down{grid-column:2;grid-row:3}#status-dot{position:fixed;z-index:9;left:max(18px,env(safe-area-inset-left));bottom:max(18px,env(safe-area-inset-bottom));display:flex;align-items:center;gap:8px;color:#60728f;font:750 9px/1 ui-monospace,monospace;letter-spacing:.12em;text-transform:uppercase;pointer-events:none}#status-dot:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 13px var(--green);animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,100%{opacity:.5;transform:scale(.82)}50%{opacity:1;transform:scale(1)}}
@media (pointer:coarse),(max-width:900px){#touch-controls{display:grid}.controls-note{gap:6px 10px}.controls-note span:nth-child(2){display:none}}
@media (max-width:680px){#hud{top:max(10px,env(safe-area-inset-top));left:10px;right:10px}.panel{min-height:50px;padding-left:10px;border-radius:12px}.brand{display:none}.stat{min-width:58px;padding:0 9px}.speed-stat{display:none}.stat small{font-size:8px}.stat strong{font-size:17px}.actions button{min-height:40px;padding:0 10px;font-size:9px}#sound-button{display:none}#overlay{padding:72px 14px 188px}.overlay-card{padding:24px 21px 21px;border-radius:20px}#overlay-text{margin:14px auto 18px;font-size:13px}.controls-note{font-size:9px}#touch-controls{right:14px;bottom:max(12px,env(safe-area-inset-bottom));grid-template:repeat(3,48px)/repeat(3,48px)}#status-dot{left:14px;bottom:max(20px,env(safe-area-inset-bottom));max-width:112px;line-height:1.35}#toast{top:71px}}
@media (max-height:540px) and (orientation:landscape){#overlay{padding:70px 150px 16px 16px}.overlay-card{width:min(390px,100%);padding:19px 23px 17px}#overlay-title{font-size:34px}#overlay-text{margin:10px auto 14px}.controls-note{display:none}#touch-controls{right:14px;bottom:10px;grid-template:repeat(3,44px)/repeat(3,44px)}#status-dot{display:none}}
@media (prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}}