:root{--primary: #6366f1;--glass: rgba(255, 255, 255, .1);--glass-border: rgba(255, 255, 255, .2);--text: #ffffff}body,html{margin:0;padding:0;width:100%;height:100%;overflow:hidden;background:#000;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif}.app-container{width:100vw;height:100vh;position:relative;cursor:crosshair}.main-canvas{width:100%;height:100%;display:block}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;z-index:100;background:radial-gradient(circle at center,#0006,#000c);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.glass-card{background:var(--glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:32px;padding:60px;text-align:center;box-shadow:0 25px 50px -12px #00000080;max-width:400px;width:90%}.logo-area h1{font-size:3rem;font-weight:800;letter-spacing:-1px;margin:20px 0 10px;background:linear-gradient(to bottom,#fff,#aaa);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.logo-area p{color:#fff9;margin-bottom:40px}.icon-glow{color:var(--primary);filter:drop-shadow(0 0 15px var(--primary))}.features{display:flex;justify-content:center;gap:15px;margin-bottom:40px}.features span{background:#ffffff0d;padding:6px 12px;border-radius:20px;font-size:.8rem;display:flex;align-items:center;gap:6px;color:#fffc}.primary-btn{background:#fff;color:#000;border:none;padding:16px 40px;border-radius:16px;font-weight:600;font-size:1.1rem;cursor:pointer;transition:all .3s ease}.primary-btn:hover{transform:translateY(-2px);box-shadow:0 10px 20px #fff3}.game-ui{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;padding:30px;display:flex;flex-direction:column;justify-content:space-between;z-index:50}.top-bar{display:flex;justify-content:space-between;align-items:flex-start}.cloud-tag{background:#0000004d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:8px 16px;border-radius:12px;display:flex;align-items:center;gap:8px;color:#4ade80;font-size:.85rem;border:1px solid rgba(74,222,128,.2)}.title-tag{color:#fff6;font-size:.75rem;text-transform:uppercase;letter-spacing:2px}.bottom-controls{display:flex;align-items:center;justify-content:space-between;pointer-events:auto}.icon-btn{background:var(--glass);border:1px solid var(--glass-border);color:#fff;width:50px;height:50px;border-radius:15px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s}.icon-btn:hover{background:#fff3;transform:scale(1.05)}.hint-text{color:#ffffff80;font-size:.9rem;display:flex;align-items:center;gap:8px}.loading-overlay{position:absolute;bottom:40px;right:40px;background:#000c;padding:20px;border-radius:20px;display:flex;align-items:center;gap:15px;color:#fff}.spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,.1);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}