:root{--bg-deep: #050814;--bg-mid: #0b1230;--cyan: #39f3ff;--magenta: #ff3d9a;--lime: #b8ff3d;--amber: #ffc14d;--text: #e8f2ff;--muted: #8aa0c2;--panel: rgba(10, 18, 48, .82);--border: rgba(57, 243, 255, .28);--danger: #ff4d6d;--ok: #5dffb0;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;min-height:100%;background:radial-gradient(ellipse 80% 55% at 50% -10%,rgba(57,243,255,.18),transparent 55%),radial-gradient(ellipse 60% 40% at 90% 80%,rgba(255,61,154,.12),transparent 50%),linear-gradient(180deg,var(--bg-mid),var(--bg-deep));color:var(--text);font-family:Rajdhani,sans-serif}body{min-height:100dvh}#app{min-height:100dvh;display:grid;place-items:center;padding:1rem}.shell{width:min(960px,100%);display:grid;gap:.85rem}.brand-bar{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;flex-wrap:wrap}.brand{font-family:Orbitron,sans-serif;font-weight:800;font-size:clamp(1.4rem,4vw,2rem);letter-spacing:.08em;text-transform:uppercase;background:linear-gradient(90deg,var(--cyan),#fff,var(--magenta));-webkit-background-clip:text;background-clip:text;color:transparent;margin:0;animation:brandPulse 3.2s ease-in-out infinite}.tagline{margin:0;color:var(--muted);font-size:.95rem;letter-spacing:.04em}.hud{display:flex;align-items:center;justify-content:space-between;gap:.75rem;flex-wrap:wrap;padding:.55rem .85rem;border:1px solid var(--border);background:var(--panel);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.hud-stat{display:flex;align-items:baseline;gap:.4rem;font-family:Orbitron,sans-serif;font-size:.85rem;letter-spacing:.06em}.hud-stat span[data-testid]{color:var(--cyan);font-size:1.15rem;font-weight:700}.stage-wrap{position:relative;border:1px solid var(--border);background:linear-gradient(180deg,#080e28f2,#040612fa);box-shadow:0 0 0 1px #ff3d9a14,0 18px 50px #00000073;overflow:hidden;aspect-ratio:4 / 3}canvas[data-testid=game-canvas]{display:block;width:100%;height:100%;touch-action:none}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;padding:1rem;background:#030612b8;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);transition:opacity .25s ease}.overlay[hidden]{display:none}.panel{width:min(420px,100%);text-align:center;padding:1.25rem 1.1rem;border:1px solid var(--border);background:#080e24eb;animation:panelIn .35s ease-out}.panel h2{font-family:Orbitron,sans-serif;margin:0 0 .4rem;letter-spacing:.08em;font-size:1.25rem}.panel p{margin:0 0 1rem;color:var(--muted)}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--cyan);background:linear-gradient(180deg,#39f3ff33,#39f3ff0d);color:var(--text);font-family:Orbitron,sans-serif;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;padding:.7rem 1.1rem;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background .15s ease}.btn:hover{transform:translateY(-1px);box-shadow:0 0 18px #39f3ff59}.btn:active{transform:translateY(0)}.btn:disabled{opacity:.55;cursor:not-allowed;box-shadow:none;transform:none}.btn-ghost{border-color:var(--border);background:transparent}.controls-hint{margin-top:.75rem;font-size:.85rem;color:var(--muted)}.layout{display:grid;grid-template-columns:1.4fr 1fr;gap:.85rem}@media(max-width:760px){.layout{grid-template-columns:1fr}}.side{display:grid;gap:.85rem;align-content:start}.card{border:1px solid var(--border);background:var(--panel);padding:.85rem}.card h3{margin:0 0 .65rem;font-family:Orbitron,sans-serif;font-size:.85rem;letter-spacing:.08em;text-transform:uppercase;color:var(--cyan)}.leaderboard{list-style:none;margin:0;padding:0;display:grid;gap:.35rem;min-height:8rem}.leaderboard li{display:grid;grid-template-columns:1.5rem 1fr auto;gap:.5rem;align-items:center;padding:.35rem .45rem;border-bottom:1px solid rgba(138,160,194,.15);font-size:.95rem}.leaderboard .rank{color:var(--amber);font-family:Orbitron,sans-serif;font-size:.75rem}.leaderboard .score{font-family:Orbitron,sans-serif;color:var(--lime)}.status-line{margin:.5rem 0 0;min-height:1.2em;font-size:.85rem;color:var(--muted)}.status-line.error{color:var(--danger)}.status-line.ok{color:var(--ok)}.score-form{display:grid;gap:.55rem}.score-form label{text-align:left;font-size:.85rem;color:var(--muted)}.score-form input{width:100%;padding:.65rem .7rem;border:1px solid var(--border);background:#040818e6;color:var(--text);font-family:Rajdhani,sans-serif;font-size:1rem}.score-form input:focus{outline:1px solid var(--cyan)}[data-testid=touch-controls]{display:none;gap:.75rem;justify-content:space-between;align-items:end;padding:.25rem 0}.dpad{display:grid;grid-template-columns:repeat(3,3.1rem);grid-template-rows:repeat(3,3.1rem);gap:.25rem}.dpad .pad-btn{border:1px solid var(--border);background:#0a1230d9;color:var(--cyan);font-family:Orbitron,sans-serif;font-size:.85rem;touch-action:none;-webkit-user-select:none;user-select:none}.dpad .pad-btn:nth-child(1){grid-column:2;grid-row:1}.dpad .pad-btn:nth-child(2){grid-column:1;grid-row:2}.dpad .pad-btn:nth-child(3){grid-column:3;grid-row:2}.dpad .pad-btn:nth-child(4){grid-column:2;grid-row:3}.fire-btn{width:5.5rem;height:5.5rem;border-radius:999px;border:1px solid var(--magenta);background:radial-gradient(circle at 35% 30%,#ff3d9a73,#0a1230e6);color:var(--text);font-family:Orbitron,sans-serif;letter-spacing:.06em;touch-action:none;-webkit-user-select:none;user-select:none}@media(max-width:760px){[data-testid=touch-controls]{display:flex}.stage-wrap{aspect-ratio:3 / 4}}@keyframes brandPulse{0%,to{filter:drop-shadow(0 0 0 rgba(57,243,255,0))}50%{filter:drop-shadow(0 0 10px rgba(57,243,255,.45))}}@keyframes panelIn{0%{opacity:0;transform:translateY(8px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}