:root{--neon-blue: #00f2ff;--neon-purple: #bc13fe;--neon-red: #ff4d4d;--neon-gold: #ffd700;--bg-dark: #050510;--hp-green: #2ecc71}.app-container{width:100%;height:100vh;background:#000;display:flex;justify-content:center;align-items:center;font-family:Orbitron,sans-serif;color:#fff}.game-viewport{width:600px;height:800px;background:var(--bg-dark);position:relative;overflow:hidden;border:2px solid rgba(0,242,255,.3);box-shadow:0 0 60px #00f2ff1a;cursor:crosshair}.stars-layer{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(1px 1px at 20px 30px,#fff,transparent),radial-gradient(1.5px 1.5px at 100px 150px,#fff,transparent),radial-gradient(1px 1px at 250px 400px,#fff,transparent);background-size:400px 400px;animation:scroll 15s linear infinite;opacity:.4}@keyframes scroll{0%{background-position:0 0}to{background-position:0 800px}}.skill-flash-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#fff;z-index:150;pointer-events:none}.game-hud{position:absolute;top:0;left:0;right:0;padding:20px;display:flex;justify-content:space-between;z-index:100;pointer-events:none}.stat-pill{background:#0009;padding:8px 15px;border-radius:30px;display:flex;align-items:center;gap:10px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1)}.player-hp-mini{width:60px;height:6px;background:#ffffff1a;border-radius:3px;overflow:hidden}.player-hp-mini .hp-fill{height:100%;background:var(--hp-green);box-shadow:0 0 8px var(--hp-green);transition:width .3s ease}.score-box{background:#00f2ff1a;padding:10px 20px;border-radius:12px;border:1px solid var(--neon-blue);display:flex;align-items:center;gap:10px;font-size:24px;font-weight:900;box-shadow:inset 0 0 15px #00f2ff33}.cloud-tag{font-size:10px;color:#555;text-align:right;margin-top:4px}.skill-indicator{position:absolute;bottom:30px;right:30px;display:flex;flex-direction:column;align-items:center;gap:8px;z-index:120;cursor:pointer}.skill-btn-outer{width:60px;height:60px;border-radius:50%;background:#111;border:2px solid #333;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;box-shadow:0 0 15px #00000080}.skill-progress{position:absolute;bottom:0;left:0;width:100%;background:#ffd70033;transition:height .1s linear}.skill-btn-inner{width:50px;height:50px;border-radius:50%;background:#222;display:flex;align-items:center;justify-content:center;z-index:2;transition:.3s}.skill-btn-inner.ready{background:radial-gradient(circle,#444,#111);border:1px solid var(--neon-gold);box-shadow:0 0 20px var(--neon-gold)}.skill-label{font-size:10px;color:var(--neon-gold);font-weight:700;text-shadow:0 0 5px #000}.boss-side-monitor{position:absolute;right:15px;top:120px;width:40px;height:300px;background:#00000080;border:1px solid var(--neon-red);border-radius:4px;display:flex;flex-direction:column;align-items:center;padding:10px 0;z-index:110;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.monitor-label{writing-mode:vertical-rl;font-size:10px;color:var(--neon-red);letter-spacing:2px;margin-bottom:10px;transform:rotate(180deg)}.monitor-bar-outer{flex:1;width:12px;background:#222;border-radius:6px;overflow:hidden;display:flex;flex-direction:column-reverse}.monitor-bar-inner{width:100%;background:linear-gradient(to top,#9b0000,#ff4d4d);box-shadow:0 0 15px var(--neon-red)}.monitor-percent{font-size:10px;color:#fff;margin-top:8px;font-weight:700}.player-entity{position:absolute;width:60px;height:60px;transform:translate(-50%,-50%);z-index:50}.player-sprite{width:100%;height:100%;filter:drop-shadow(0 0 10px var(--neon-blue))}.player-sprite img{width:100%;height:100%;object-fit:contain}.entity-hp-bar{position:absolute;top:-12px;left:50%;transform:translate(-50%);width:40px;height:4px;background:#00000080;border-radius:2px;overflow:hidden}.entity-hp-bar div{height:100%;background:var(--hp-green);transition:width .2s}.enemy-bar div{background:var(--neon-red)}.bullet{position:absolute;width:4px;height:20px;background:linear-gradient(to top,var(--neon-blue),#fff);border-radius:2px;box-shadow:0 0 10px var(--neon-blue);transform:translate(-50%)}.bullet.skill{width:30px;height:30px;background:none;box-shadow:none}.bullet.skill img{width:100%;height:100%;filter:drop-shadow(0 0 8px var(--neon-gold))}.skill-dot{width:10px;height:10px;background:var(--neon-gold);border-radius:50%;box-shadow:0 0 10px var(--neon-gold)}.tracking-bullet{position:absolute;width:20px;height:20px;transform:translate(-50%,-50%);filter:drop-shadow(0 0 8px var(--neon-gold));z-index:45}.boss-bullet{position:absolute;width:14px;height:14px;background:radial-gradient(circle,#fff,var(--neon-red));border-radius:50%;box-shadow:0 0 15px var(--neon-red);transform:translate(-50%,-50%)}.enemy{position:absolute;width:50px;height:50px;transform:translate(-50%,-50%)}.enemy-sprite img{width:100%;height:100%;object-fit:contain}.enemy.tank{width:80px;height:80px;filter:drop-shadow(0 0 15px var(--neon-purple))}.boss-entity{position:absolute;width:320px;height:240px;transform:translate(-50%,-50%);z-index:40}.boss-sprite{width:100%;height:100%;filter:drop-shadow(0 0 50px var(--neon-red))}.boss-sprite img{width:100%;height:100%;object-fit:contain}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at center,#0a0a1efa,#000);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:30px;z-index:200;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.main-title{font-size:48px;font-weight:900;letter-spacing:8px;margin-bottom:10px}.main-title span{color:var(--neon-blue);text-shadow:0 0 20px var(--neon-blue)}.level-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:100%;margin-bottom:20px}.level-card{background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:15px;cursor:pointer;transition:.3s;text-align:center}.level-card.active:hover{border-color:var(--neon-blue);background:#00f2ff1a;transform:translateY(-3px)}.level-card.locked{opacity:.3;cursor:not-allowed}.boss-module{width:100%;background:#ff4d4d1a;border:1px solid rgba(255,77,77,.3);border-radius:15px;padding:15px;display:flex;align-items:center;gap:20px;margin-bottom:25px;cursor:pointer}.boss-module.available:hover{background:#ff4d4d33;border-color:var(--neon-red)}.controls-hint{width:100%;display:flex;flex-direction:column;gap:10px;margin-bottom:30px}.hint-card{background:#ffffff0d;padding:10px 15px;border-radius:8px;display:flex;align-items:center;gap:12px;font-size:13px;color:#aaa}.btn-start{background:linear-gradient(135deg,var(--neon-blue),#00a2ff);color:#000;border:none;padding:15px 50px;border-radius:30px;font-weight:900;font-size:18px;cursor:pointer;box-shadow:0 0 30px #00f2ff66}.over-title{font-size:60px;color:var(--neon-red);margin-bottom:20px}.score-result{font-size:30px;margin-bottom:40px;color:var(--neon-blue)}.btn-retry{background:transparent;border:2px solid #fff;color:#fff;padding:12px 30px;border-radius:10px;cursor:pointer}.explosion{position:absolute;width:40px;height:40px;background:radial-gradient(circle,#fff,var(--neon-gold),transparent);border-radius:50%;pointer-events:none}