:root{
  color-scheme:dark;
  --bg:#050711;--panel:rgba(8,12,29,.88);--line:rgba(118,247,255,.28);
  --cyan:#67f7ff;--magenta:#ff4fd8;--violet:#8d6bff;--lime:#9aff7a;--amber:#ffd66b;--danger:#ff617d;
  --text:#f4f8ff;--muted:#9caac7;--shadow:0 20px 80px rgba(0,0,0,.5);
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:radial-gradient(circle at 50% -10%,#131a45 0,#070a18 38%,#03040b 100%);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text)}
body{min-height:100svh;display:grid;place-items:center;padding:0;overscroll-behavior-y:contain}
button,select{font:inherit}
button{cursor:pointer}
button:focus-visible,select:focus-visible,#game:focus-visible{outline:3px solid var(--cyan);outline-offset:3px}
.app-shell{width:100%;min-height:100svh;display:grid;place-items:center;padding:max(0px,env(safe-area-inset-top)) max(0px,env(safe-area-inset-right)) max(0px,env(safe-area-inset-bottom)) max(0px,env(safe-area-inset-left))}
.game-frame{position:relative;width:min(100vw,1200px);height:min(100svh,900px);min-height:520px;overflow:hidden;background:#050711;box-shadow:var(--shadow);isolation:isolate}
.game-frame::before{content:"";position:absolute;inset:0;z-index:0;background:radial-gradient(circle at 18% 16%,rgba(78,60,176,.18),transparent 26%),radial-gradient(circle at 82% 30%,rgba(0,218,255,.13),transparent 28%),linear-gradient(180deg,rgba(4,9,25,.2),rgba(1,3,11,.65));pointer-events:none}
#game{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:1;touch-action:none}
.hud{position:absolute;z-index:4;left:14px;right:14px;top:14px;display:grid;grid-template-columns:auto auto minmax(170px,280px);gap:8px;pointer-events:none;padding-right:154px}
.hud-card{min-height:54px;padding:8px 12px;border:1px solid rgba(103,247,255,.18);background:rgba(5,10,28,.55);backdrop-filter:blur(10px);display:flex;align-items:center;gap:10px;clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px)}
.hud-label{font-size:11px;line-height:1;letter-spacing:.13em;text-transform:uppercase;color:var(--muted)}
.hud-card strong{font-size:20px;font-variant-numeric:tabular-nums}
.health-card{display:grid;grid-template-columns:auto minmax(75px,1fr) auto}
.health-track{height:8px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.07);overflow:hidden;border-radius:999px}
.health-fill{width:100%;height:100%;background:linear-gradient(90deg,var(--cyan),var(--lime));box-shadow:0 0 16px rgba(103,247,255,.8);transition:width .18s ease}
.top-actions{position:absolute;z-index:6;right:14px;top:14px;display:flex;gap:8px}
.icon-btn,.language-wrap{height:46px;min-width:46px;border:1px solid rgba(103,247,255,.22);background:rgba(5,10,28,.72);backdrop-filter:blur(10px);color:var(--text);border-radius:12px;display:grid;place-items:center}
.icon-btn{padding:0 13px;font-weight:800}
.icon-btn:hover,.language-wrap:hover{border-color:rgba(103,247,255,.55);background:rgba(14,24,54,.85)}
.language-wrap select{appearance:none;border:0;background:transparent;color:var(--text);font-weight:800;padding:0 12px;min-height:44px;outline:0}
.language-wrap option{background:#0a1023;color:white}
.overlay{position:absolute;z-index:7;inset:0;display:grid;place-items:center;padding:88px 20px 44px;background:linear-gradient(180deg,rgba(3,5,14,.35),rgba(3,5,14,.78));opacity:0;visibility:hidden;transition:opacity .2s ease}
.overlay.visible{opacity:1;visibility:visible}
.panel{width:min(620px,94vw);border:1px solid rgba(103,247,255,.25);background:linear-gradient(180deg,rgba(10,14,33,.95),rgba(5,9,23,.94));box-shadow:0 24px 90px rgba(0,0,0,.55),0 0 70px rgba(82,47,190,.12) inset;padding:clamp(22px,4vw,40px);border-radius:24px;text-align:center;backdrop-filter:blur(16px)}
.eyebrow{font-size:11px;letter-spacing:.25em;font-weight:900;color:var(--cyan);text-transform:uppercase;margin-bottom:8px}.eyebrow.danger{color:var(--danger)}
h1,h2,p{margin-top:0}h1{font-size:clamp(38px,8vw,84px);line-height:.82;letter-spacing:-.055em;margin-bottom:18px;text-shadow:0 0 32px rgba(103,247,255,.2)}h1 span{display:block;color:transparent;-webkit-text-stroke:1px var(--cyan);text-shadow:0 0 24px rgba(103,247,255,.42)}
h2{font-size:clamp(34px,6vw,64px);letter-spacing:-.04em;margin-bottom:12px}.lead{font-size:clamp(16px,2.3vw,20px);color:#dbe6ff;margin-bottom:24px}.hint{color:var(--muted);font-size:14px;line-height:1.5;margin:22px auto 18px;max-width:480px}
.instruction-grid{display:grid;gap:9px;text-align:left;margin:0 auto;max-width:480px}.instruction-grid>div{display:flex;align-items:center;gap:12px;color:#d7e3ff;font-size:14px}.keycap,.touch-icon,.bolt{flex:0 0 64px;min-height:34px;display:grid;place-items:center;border:1px solid rgba(103,247,255,.25);background:rgba(103,247,255,.06);border-radius:9px;color:var(--cyan);font-size:12px;font-weight:900}.touch-icon,.bolt{font-size:18px}.bolt{color:var(--magenta);border-color:rgba(255,79,216,.25);background:rgba(255,79,216,.06)}
.record-row{display:flex;justify-content:center;gap:12px;color:var(--muted);font-size:13px;margin:16px 0}.record-row strong{color:var(--amber)}
.primary-btn{width:min(360px,100%);min-height:54px;border:0;border-radius:14px;color:#061018;background:linear-gradient(90deg,var(--cyan),#75dfff);font-weight:1000;letter-spacing:.08em;text-transform:uppercase;box-shadow:0 10px 30px rgba(81,231,255,.2),0 0 24px rgba(103,247,255,.24);transition:transform .15s ease,filter .15s ease}.primary-btn:hover{transform:translateY(-1px);filter:brightness(1.06)}.primary-btn:active{transform:translateY(1px)}
.compact-panel{max-width:470px}.compact-panel p{color:var(--muted);line-height:1.5}.final-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:20px 0}.final-stats div{border:1px solid rgba(255,255,255,.1);padding:14px 8px;border-radius:12px;background:rgba(255,255,255,.03)}.final-stats span{display:block;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.09em}.final-stats strong{display:block;font-size:22px;margin-top:4px}
.banner{position:absolute;z-index:5;left:50%;top:90px;transform:translate(-50%,-10px);opacity:0;padding:8px 15px;border-radius:999px;background:rgba(4,9,25,.74);border:1px solid rgba(103,247,255,.2);font-size:12px;font-weight:900;letter-spacing:.12em;text-transform:uppercase;pointer-events:none;transition:opacity .2s ease,transform .2s ease;white-space:nowrap}.banner.show{opacity:1;transform:translate(-50%,0)}
.bottom-tip{position:absolute;z-index:4;left:50%;bottom:max(12px,env(safe-area-inset-bottom));transform:translateX(-50%);font-size:11px;color:rgba(210,223,255,.7);background:rgba(5,10,28,.46);border:1px solid rgba(255,255,255,.08);border-radius:999px;padding:7px 12px;white-space:nowrap;pointer-events:none}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
@media (max-width:720px){
  .game-frame{width:100vw;height:100svh;min-height:480px;box-shadow:none}
  .hud{left:8px;right:8px;top:max(8px,env(safe-area-inset-top));grid-template-columns:1fr 1fr;padding-right:150px;gap:6px}.hud-card{min-height:44px;padding:6px 8px}.hud-card strong{font-size:16px}.hud-label{font-size:9px}.health-card{grid-column:1/3;grid-template-columns:auto 1fr auto;min-height:40px}
  .top-actions{right:8px;top:max(8px,env(safe-area-inset-top));gap:5px}.icon-btn,.language-wrap{height:44px;min-width:44px;border-radius:11px}.icon-btn{padding:0 10px}.language-wrap select{padding:0 8px}
  .overlay{padding:118px 12px 50px}.panel{border-radius:20px;padding:22px 18px}.hero-panel{width:min(94vw,520px)}.lead{margin-bottom:18px}.instruction-grid>div{font-size:13px}.keycap,.touch-icon,.bolt{flex-basis:54px}.hint{font-size:13px;margin:16px auto 12px}.primary-btn{min-height:52px}.bottom-tip{font-size:10px;max-width:calc(100vw - 24px);overflow:hidden;text-overflow:ellipsis}.banner{top:118px;max-width:85vw;overflow:hidden;text-overflow:ellipsis}
}
@media (max-height:620px) and (orientation:landscape){
  .game-frame{height:100svh;min-height:0}.overlay{padding:70px 16px 16px;place-items:center}.panel{padding:18px 22px;max-height:calc(100svh - 82px);overflow:auto}h1{font-size:46px;margin-bottom:10px}.lead{font-size:14px;margin-bottom:12px}.instruction-grid{grid-template-columns:1fr 1fr;max-width:600px}.instruction-grid>div:nth-child(3){grid-column:1/-1}.hint{display:none}.record-row{margin:10px 0}.primary-btn{min-height:46px}.bottom-tip{display:none}.hud{max-width:58%;padding-right:0}.health-card{grid-column:auto}.top-actions{right:8px}.banner{top:66px}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition-duration:.001ms!important;animation-duration:.001ms!important;animation-iteration-count:1!important}}