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800px){.tetris-game[data-v-eb1d2400]{gap:6px;padding:6px}.game-header[data-v-eb1d2400]{margin-bottom:4px}.game-title[data-v-eb1d2400]{font-size:clamp(1.2rem,4vw,2rem)}.game-container[data-v-eb1d2400]{gap:12px}.info-panel[data-v-eb1d2400]{gap:10px;max-height:60vh}.next-section[data-v-eb1d2400],.stats-section[data-v-eb1d2400],.controls-section[data-v-eb1d2400]{padding:10px}.mobile-controls[data-v-eb1d2400],.keyboard-hints[data-v-eb1d2400]{margin-top:8px;gap:8px}}@media (max-height: 600px){.tetris-game[data-v-eb1d2400]{gap:4px;padding:4px}.game-header[data-v-eb1d2400]{margin-bottom:2px}.game-title[data-v-eb1d2400]{font-size:clamp(1rem,3vw,1.5rem)}.game-container[data-v-eb1d2400]{gap:8px}.info-panel[data-v-eb1d2400]{gap:6px;max-height:50vh}.next-section[data-v-eb1d2400],.stats-section[data-v-eb1d2400],.controls-section[data-v-eb1d2400]{padding:8px;border-radius:8px}.welcome-modal[data-v-eb1d2400]{max-width:95%;max-height:90vh}.welcome-header[data-v-eb1d2400]{padding:20px 20px 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h2[data-v-eb1d2400]{margin:0;font-size:1.8rem;background:linear-gradient(45deg,#ff0080,#0ff,#ff8000);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:neonGradient-eb1d2400 3s ease-in-out infinite}.close-btn[data-v-eb1d2400]{background:none;border:none;color:#ffffffb3;font-size:2rem;cursor:pointer;padding:0;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .3s ease}.close-btn[data-v-eb1d2400]:hover{background:#ffffff1a;color:#fff;transform:scale(1.1)}.welcome-content[data-v-eb1d2400]{padding:20px 30px}.welcome-section[data-v-eb1d2400]{margin-bottom:25px}.welcome-section h3[data-v-eb1d2400]{margin:0 0 15px;font-size:1.3rem;color:#fff;text-shadow:0 0 10px rgba(255,255,255,.3)}.welcome-section p[data-v-eb1d2400]{margin:0 0 10px;color:#fffc;line-height:1.6}.welcome-section ul[data-v-eb1d2400]{margin:0;padding-left:20px;color:#fffc}.welcome-section li[data-v-eb1d2400]{margin-bottom:8px;line-height:1.5}.key-grid[data-v-eb1d2400]{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:15px;margin-top:15px}.key-item[data-v-eb1d2400]{display:flex;align-items:center;gap:12px;padding:10px;background:#ffffff0d;border-radius:8px;border:1px solid rgba(255,255,255,.1)}.key[data-v-eb1d2400]{background:linear-gradient(135deg,#fff3,#ffffff1a);color:#fff;padding:6px 12px;border-radius:6px;font-family:Courier New,monospace;font-weight:700;font-size:.9rem;min-width:60px;text-align:center;border:1px solid rgba(255,255,255,.3);box-shadow:0 2px 4px #0003}.desc[data-v-eb1d2400]{color:#ffffffe6;font-size:.95rem}.welcome-footer[data-v-eb1d2400]{padding:20px 30px 25px;border-top:1px solid rgba(255,255,255,.1);text-align:center}.start-btn[data-v-eb1d2400]{background:linear-gradient(45deg,#ff0080,#0ff,#ff8000);background-size:200% 200%;border:none;color:#fff;padding:15px 40px;border-radius:25px;font-size:1.1rem;font-weight:700;cursor:pointer;transition:all .3s ease;animation:neonGradient-eb1d2400 3s ease-in-out infinite;box-shadow:0 4px 15px #0000004d}.start-btn[data-v-eb1d2400]:hover{transform:translateY(-2px) scale(1.05);box-shadow:0 6px 20px #0006}@keyframes fadeIn-eb1d2400{0%{opacity:0}to{opacity:1}}@keyframes slideIn-eb1d2400{0%{opacity:0;transform:translateY(-50px) scale(.9)}to{opacity:1;transform:translateY(0) scale(1)}}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:radial-gradient(circle at 20% 80%,rgba(120,119,198,.3) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(255,119,198,.3) 0%,transparent 50%),radial-gradient(circle at 40% 40%,rgba(120,219,255,.2) 0%,transparent 50%),linear-gradient(135deg,#0f0f23,#1a1a2e,#16213e,#0f3460,#533483);background-size:100% 100%,100% 100%,100% 100%,100% 100%;background-attachment:fixed;overflow:hidden;animation:backgroundShift 20s ease-in-out infinite}@keyframes backgroundShift{0%,to{background-position:0% 0%,100% 100%,50% 50%,0% 0%}25%{background-position:100% 0%,0% 100%,80% 20%,0% 0%}50%{background-position:100% 100%,0% 0%,20% 80%,0% 0%}75%{background-position:0% 100%,100% 0%,60% 40%,0% 0%}}#app{height:100vh;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}#app:before{content:"";position:fixed;inset:0;background:radial-gradient(circle at 10% 20%,rgba(255,0,150,.1) 0%,transparent 20%),radial-gradient(circle at 90% 80%,rgba(0,255,255,.1) 0%,transparent 20%),radial-gradient(circle at 50% 50%,rgba(255,255,0,.05) 0%,transparent 30%);animation:floatingLights 15s ease-in-out infinite;pointer-events:none;z-index:-1}@keyframes floatingLights{0%,to{transform:translateY(0) rotate(0);opacity:.7}33%{transform:translateY(-20px) rotate(120deg);opacity:.9}66%{transform:translateY(10px) rotate(240deg);opacity:.5}}