body.game-active{overflow:hidden;overscroll-behavior:none}.fighter-portrait{display:block!important;height:76%;background-image:url('assets/roster-v04.png')!important;background-size:500% 200%!important;background-repeat:no-repeat}.tutorial{position:fixed;inset:0;z-index:50;display:none;place-items:center;padding:18px;background:#020713e8;backdrop-filter:blur(10px)}.tutorial.active{display:grid}.tutorial-card{width:min(820px,100%);padding:30px;border:1px solid #43e6d466;border-radius:22px;background:linear-gradient(145deg,#122b50,#09152c);box-shadow:0 30px 100px #000}.tutorial-card h2{font-size:clamp(2rem,5vw,3.4rem);margin:9px 0 22px}.tutorial-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.tutorial-steps div{display:grid;gap:6px;padding:16px;border:1px solid var(--line);border-radius:13px;background:#071328}.tutorial-steps b{display:grid;place-items:center;width:30px;height:30px;border-radius:8px;background:var(--cyan);color:#071126}.tutorial-steps span,.key-guide{color:var(--muted);font-size:.88rem;line-height:1.4}.key-guide{display:flex;gap:14px;flex-wrap:wrap;margin:22px 0}.key-guide span{display:flex;align-items:center;gap:5px}kbd{padding:5px 8px;border:1px solid #ffffff44;border-bottom-width:3px;border-radius:6px;background:#182e52;color:white}.game-screen.active{position:fixed;inset:0;z-index:20;background:#050b18;padding:8px;display:flex;flex-direction:column;overflow:hidden}.game-screen .arena-wrap{flex:1;min-height:0;margin:auto;width:min(100%,calc((100vh - 145px)*1.777));display:flex;align-items:center}.game-screen .arena-wrap canvas{max-height:100%;object-fit:contain;touch-action:none}.game-screen .exit-btn{position:fixed;right:12px;bottom:10px;z-index:24}.touch-controls button{min-width:52px}.announcement{pointer-events:none}@media(max-width:650px){.tutorial-steps{grid-template-columns:1fr}.tutorial-card{max-height:92vh;overflow:auto;padding:22px}.key-guide{display:none}.fighter-portrait{height:72%}.desktop-help{display:none}.touch-controls{display:flex!important}}