.nj-game,.nj-game *{box-sizing:border-box}
.nj-game{position:relative;width:100%;height:min(82vh,900px);min-height:560px;overflow:hidden;border-radius:18px;background:#06101d;color:#fff;font-family:Arial,Helvetica,sans-serif;box-shadow:0 22px 70px rgba(0,0,0,.45);touch-action:none;user-select:none}
.nj-game canvas{display:block;width:100%;height:100%}
.nj-hud{position:absolute;inset:0 0 auto 0;display:flex;justify-content:space-between;align-items:flex-start;padding:14px;z-index:5;pointer-events:none}
.nj-hud-left{display:flex;gap:8px;flex-wrap:wrap}.nj-chip{padding:9px 12px;border-radius:12px;background:rgba(4,12,25,.74);border:1px solid rgba(100,220,255,.3);backdrop-filter:blur(6px);font-weight:800;text-shadow:0 2px 4px #000}.nj-pause{pointer-events:auto;width:44px;height:44px;border-radius:12px;border:1px solid rgba(100,220,255,.4);background:rgba(4,12,25,.82);color:#fff;font-size:19px;cursor:pointer}
.nj-progress-wrap{position:absolute;left:50%;top:19px;transform:translateX(-50%);width:min(32vw,360px);height:12px;border-radius:20px;background:rgba(0,0,0,.45);border:1px solid rgba(255,255,255,.2);overflow:hidden;z-index:5}.nj-progress{height:100%;width:0;background:linear-gradient(90deg,#00dfff,#70ff9c)}
.nj-controls{position:absolute;left:0;bottom:0;width:100%;padding:18px;display:flex;justify-content:space-between;align-items:flex-end;z-index:5}.nj-control-group{display:flex;gap:12px}.nj-control{width:68px;height:68px;border-radius:50%;display:flex;align-items:center;justify-content:center;border:1px solid rgba(140,230,255,.5);background:rgba(4,19,36,.64);color:#fff;font-size:27px;font-weight:900;box-shadow:inset 0 0 20px rgba(66,211,255,.12)}.nj-control.is-active{transform:scale(.94);background:rgba(0,210,255,.36)}.nj-jump{width:82px;height:82px;font-size:17px;background:rgba(37,236,153,.25)}
.nj-screen{position:absolute;inset:0;z-index:10;display:flex;align-items:center;justify-content:center;padding:20px;background:radial-gradient(circle at center,rgba(17,50,84,.86),rgba(3,8,18,.97))}.nj-hidden{display:none!important}.nj-panel{width:min(92%,580px);padding:28px;border-radius:24px;text-align:center;background:rgba(6,18,35,.95);border:1px solid rgba(95,223,255,.42);box-shadow:0 20px 70px rgba(0,0,0,.55)}.nj-panel h1{font-size:clamp(34px,6vw,62px);line-height:.95;margin:0 0 12px;background:linear-gradient(90deg,#57e9ff,#7cff9a);-webkit-background-clip:text;color:transparent}.nj-panel h2{font-size:32px;margin:0 0 12px}.nj-panel p{line-height:1.5;color:#cbe7ff;margin:10px 0}.nj-small{font-size:12px;color:#91b7d5!important}.nj-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:18px 0}.nj-stat{padding:12px 6px;border-radius:12px;background:#0b223e}.nj-stat b{display:block;font-size:23px;color:#66f1ff}.nj-main,.nj-secondary{width:100%;border-radius:14px;padding:14px;margin-top:10px;font-size:16px;font-weight:900;cursor:pointer}.nj-main{border:0;background:linear-gradient(90deg,#00d5ff,#52f19c);color:#03111c}.nj-secondary{border:1px solid #3f668d;background:#102b49;color:#fff}
.nj-world-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin:16px 0}.nj-world-grid button{min-height:62px;border-radius:12px;border:1px solid #294e70;background:#0d2238;color:#fff;font-weight:800;cursor:pointer}.nj-world-grid button.is-locked{opacity:.35;cursor:not-allowed}.nj-world-grid button.is-selected{border-color:#66f1ff;box-shadow:0 0 0 2px rgba(102,241,255,.18)}
.nj-message{position:absolute;left:50%;top:20%;transform:translateX(-50%);z-index:6;color:#fff;font-weight:900;font-size:clamp(24px,5vw,48px);text-shadow:0 3px 15px #000;opacity:0;transition:.25s;pointer-events:none}
@media(max-width:900px){.nj-game{min-height:520px;height:78vh}.nj-progress-wrap{top:66px;width:55vw}.nj-world-grid{grid-template-columns:repeat(2,1fr)}.nj-control{width:58px;height:58px}.nj-jump{width:70px;height:70px}.nj-chip{padding:7px 9px;font-size:13px}}
@media(max-height:520px) and (orientation:landscape){.nj-game{min-height:420px;height:96vh}.nj-controls{padding:8px 14px}.nj-control{width:50px;height:50px}.nj-jump{width:58px;height:58px}.nj-chip{padding:5px 8px;font-size:12px}.nj-panel{padding:18px}.nj-panel h1{font-size:38px}}