@import"https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Noto+Sans+SC:wght@400;700&display=swap";:root{--bg-color: #0a0a12;--primary: #00d4ff;--primary-dim: rgba(0, 212, 255, .15);--accent: #ff3366;--accent-dim: rgba(255, 51, 102, .15);--gold: #ffcc00;--surface: rgba(255, 255, 255, .04);--surface-border: rgba(255, 255, 255, .08);--font-display: "Orbitron", "Noto Sans SC", sans-serif;--font-body: "Noto Sans SC", "Inter", system-ui, sans-serif}*,*:before,*:after{box-sizing:border-box}body,html{margin:0;padding:0;width:100%;height:100%;overflow:hidden;background-color:var(--bg-color);display:flex;justify-content:center;align-items:center;color:#fff;font-family:var(--font-body)}.ambient-glow{position:fixed;top:0;left:0;right:0;bottom:0;z-index:0;background:radial-gradient(ellipse 600px 400px at 30% 20%,rgba(0,212,255,.06) 0%,transparent 60%),radial-gradient(ellipse 500px 500px at 70% 80%,rgba(255,51,102,.05) 0%,transparent 60%),radial-gradient(ellipse 300px 300px at 50% 50%,rgba(255,204,0,.03) 0%,transparent 60%);animation:ambient-pulse 8s ease-in-out infinite alternate;pointer-events:none}@keyframes ambient-pulse{0%{opacity:.6;transform:scale(1)}to{opacity:1;transform:scale(1.05)}}#game-container{position:relative;z-index:1;overflow:hidden;width:min(95vw,71.25vh);aspect-ratio:600 / 800;display:flex;justify-content:center;align-items:center;border:1px solid var(--surface-border);box-shadow:0 0 60px #00d4ff1a,0 0 120px #00d4ff0d,0 20px 60px #0009}canvas{display:block;background:#0a0a12;width:100%;height:100%;object-fit:contain;touch-action:none;cursor:crosshair}#overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(180deg,#0a0a12f2,#0a0a12d9,#0a0a12f2);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);display:flex;flex-direction:column;justify-content:center;align-items:center;z-index:10;transition:opacity .5s cubic-bezier(.4,0,.2,1)}#overlay.hidden{opacity:0;pointer-events:none;display:none!important}.overlay-content{display:flex;flex-direction:column;align-items:center;gap:24px;padding:40px;animation:fadeInUp .8s ease-out}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.logo-section{text-align:center;margin-bottom:16px}.tank-icon{font-size:3rem;margin-bottom:8px;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}h1{font-family:var(--font-display);font-size:2.8rem;font-weight:900;margin:0;letter-spacing:4px;background:linear-gradient(135deg,#fff 0%,var(--primary) 50%,var(--gold) 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;filter:drop-shadow(0 0 30px rgba(0,212,255,.4));animation:titleGlow 3s ease-in-out infinite alternate}@keyframes titleGlow{0%{filter:drop-shadow(0 0 20px rgba(0,212,255,.3))}to{filter:drop-shadow(0 0 40px rgba(0,212,255,.6))}}.subtitle{font-family:var(--font-display);font-size:.85rem;letter-spacing:8px;color:var(--accent);margin:8px 0 0;text-transform:uppercase;font-weight:700;text-shadow:0 0 20px rgba(255,51,102,.5)}.high-score-display{margin:0 0 1.5rem;font-family:Orbitron,sans-serif;font-size:1.2rem;font-weight:700;color:#ffffffb3;letter-spacing:2px;text-align:center}#main-high-score-val{color:#fc0;text-shadow:0 0 10px rgba(255,204,0,.5)}button{position:relative;padding:16px 48px;font-family:var(--font-body);font-size:1.1rem;font-weight:700;letter-spacing:3px;background:linear-gradient(135deg,#00d4ff26,#ff33661a);border:1px solid rgba(0,212,255,.4);color:#fff;border-radius:50px;cursor:pointer;overflow:hidden;transition:all .4s cubic-bezier(.4,0,.2,1);box-shadow:0 0 20px #00d4ff26,inset 0 1px #ffffff1a}button:hover{background:linear-gradient(135deg,#00d4ff4d,#f363);border-color:var(--primary);box-shadow:0 0 40px #00d4ff4d,0 0 80px #00d4ff1a;transform:translateY(-2px)}button:active{transform:translateY(0) scale(.98)}.btn-text{position:relative;z-index:1}.btn-glow{position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:conic-gradient(from 0deg,transparent,var(--primary),transparent,transparent);animation:spin 4s linear infinite;opacity:.15}@keyframes spin{to{transform:rotate(360deg)}}.instructions{display:flex;flex-direction:column;gap:10px;padding:16px 24px;background:var(--surface);border:1px solid var(--surface-border);border-radius:12px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.control-group{display:flex;align-items:center;gap:10px;font-size:.85rem;color:#fff9}.key{display:inline-block;padding:3px 10px;background:#ffffff14;border:1px solid rgba(255,255,255,.15);border-radius:6px;font-family:var(--font-display);font-size:.7rem;font-weight:700;color:var(--primary);letter-spacing:1px;white-space:nowrap}.personal-link{display:inline-flex;align-items:center;gap:6px;color:#fff6;text-decoration:none;font-size:.8rem;letter-spacing:1px;transition:all .3s ease;padding:8px 16px;border-radius:20px;border:1px solid transparent}.personal-link:hover{color:var(--primary);border-color:#00d4ff33;background:#00d4ff0d;text-shadow:0 0 10px var(--primary)}#hud{position:absolute;top:20px;left:20px;right:20px;display:flex;justify-content:space-between;pointer-events:none;text-transform:uppercase;letter-spacing:2px;font-weight:700;text-shadow:0 0 10px rgba(255,255,255,.5)}#active-buffs{position:absolute;top:70px;left:20px;right:20px;display:flex;flex-direction:column;gap:10px;pointer-events:none;z-index:5}.buff-item{font-size:.9rem;font-weight:700;display:flex;align-items:center;gap:10px;opacity:0;transform:translate(-20px);transition:all .3s ease}.buff-item.visible{opacity:1;transform:translate(0)}.buff-tag{padding:2px 8px;border-radius:4px;color:#000;font-size:.8rem;text-transform:uppercase}.button-group{display:flex;flex-direction:column;gap:16px;width:100%;align-items:center}.secondary-btn{background:#ffffff0d;border-color:#fff3;padding:10px 32px;font-size:.85rem;letter-spacing:2px}.secondary-btn:hover{background:#ffffff1a;border-color:#fff6;box-shadow:0 0 30px #ffffff1a}.modal{position:absolute;top:0;left:0;width:100%;height:100%;background:#000000d9;backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);z-index:100;display:flex;justify-content:center;align-items:center;transition:all .4s ease}.modal.hidden{opacity:0;pointer-events:none;transform:scale(1.1)}.modal-content{position:relative;width:90%;max-width:540px;height:85%;background:var(--bg-color);border:1px solid var(--surface-border);border-radius:24px;padding:40px 30px;overflow-y:auto;box-shadow:0 0 100px #000c}.close-btn{position:absolute;top:20px;right:20px;width:40px;height:40px;padding:0;border-radius:50%;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);font-size:24px;line-height:1;color:#fff9;cursor:pointer}.close-btn:hover{background:var(--accent-dim);color:var(--accent);border-color:var(--accent)}.modal-body h2{font-family:var(--font-display);color:var(--primary);text-align:center;margin-bottom:30px}.modal-body section{margin-bottom:32px}.modal-body h3{font-size:1rem;margin-bottom:12px;color:var(--gold);border-bottom:1px solid var(--surface-border);padding-bottom:8px}.help-grid{display:grid;gap:10px;font-size:.9rem}.help-table{background:var(--surface);border-radius:12px;overflow:hidden;font-size:.85rem}.help-table .row{display:grid;grid-template-columns:80px 80px 1fr;padding:10px 15px;border-bottom:1px solid var(--surface-border)}.help-table .row.header{background:#ffffff0d;font-weight:700;color:var(--primary)}.help-items{display:flex;flex-direction:column;gap:12px}.help-items .item{display:flex;align-items:center;gap:15px;font-size:.9rem}.help-items .item span{font-size:1.4rem;width:30px;text-align:center}.warning{padding:15px;background:var(--accent-dim);border:1px solid rgba(255,51,102,.3);border-radius:12px;font-size:.85rem;color:#ffcad8}@media (max-width: 480px){h1{font-size:2rem;letter-spacing:2px}.subtitle{font-size:.7rem;letter-spacing:4px}button{padding:12px 32px;font-size:.95rem}.instructions{padding:12px 16px}.control-group{font-size:.75rem}.key{font-size:.6rem;padding:2px 6px}.button-group{flex-direction:column}.modal-content{padding:30px 20px}.help-table .row{grid-template-columns:1fr 1fr}.help-table .row span:last-child{grid-column:span 2;margin-top:5px;color:#fff9}}