:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe 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0}.upgrade-description{margin-bottom:20px;color:#4b5563}.btn{width:100%;padding:12px 24px;margin-top:15px;border-radius:12px;font-size:1.1rem;font-weight:700;cursor:pointer;transition:background-color .3s,transform .1s;border:none}.btn.primary{background:#0ea5e9;color:#fff;box-shadow:0 4px 15px #0ea5e966}.btn.primary:hover{background:#0284c7}.btn.secondary{background:#f3f4f6;color:#3b82f6;border:2px solid #d1d5db}.btn.secondary:hover{background:#e5e7eb}.btn.danger{background:#ef4444;color:#fff;margin-top:20px}.btn.danger:hover{background:#b91c1c}.btn:disabled{background:#9ca3af;cursor:not-allowed;box-shadow:none}.card{background:#fff;padding:40px;border-radius:24px;box-shadow:0 20px 40px #0000001a;max-width:380px;width:90%;text-align:center;position:relative}.card h2{color:#1f2937;margin-bottom:20px;font-size:1.8rem}.user-id-display{background:#f3f4f6;padding:10px;border-radius:8px;margin-bottom:15px;font-size:1rem;word-break:break-all}.back-btn{position:absolute;top:-15px;left:-15px;background:none;border:none;font-size:2rem;color:#5a5a5a;cursor:pointer;transition:color .2s;outline:none;font-weight:600}.back-btn:hover{color:#0ea5e9}.back-btn:active{outline:none}.close-btn{position:absolute;top:-10px;right:-20px;background:none;border:none;font-size:1.8rem;color:#5a5a5a;cursor:pointer;transition:color .2s;outline:none;font-weight:600}.close-btn:hover{color:#0ea5e9}.close-btn:active{outline:none}.howto-list{text-align:left;margin-top:15px;padding-left:20px}.howto-list li{margin-bottom:10px}.howto-list li::marker{color:#0055d4}.bricks-count-card{font-size:1.6rem;color:#10b981;font-weight:700;margin-bottom:20px}.status-section{margin:20px 0}.free-sessions{font-size:1.2rem;color:#6b7280;font-weight:500}.pro-badge{background:#10b981;color:#fff;padding:8px 16px;border-radius:20px;font-weight:700;display:inline-block}.upgrade-msg{background:#fef3c7;padding:16px;border-radius:12px;margin-top:15px;border:1px solid #fcd34d}.upgrade-msg .btn.primary{margin-top:10px}.home-screen{background:linear-gradient(135deg,#f0f9ff,#e0f2fe)}.home-content-container{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center}.top-bar-home{position:absolute;top:20px;left:20px;right:20px;display:flex;justify-content:flex-start;align-items:center}.account-btn{background:none;border:none;font-size:1.1rem;color:#0369a1;text-decoration:underline;cursor:pointer;font-weight:600}.center-content{text-align:center}.start-button{height:60vw;width:60vw;max-height:300px;max-width:300px;border-radius:50%;background:#0ea5e9;border:5px solid #0e90cd;color:#fff;font-size:64px;font-weight:700;cursor:pointer;box-shadow:5px 5px 20px #a3e0f5;transition:all .3s;padding:0;outline:none}@media(max-width:480px){.start-button{font-size:48px}}.start-button:hover{transform:scale(1.05);border-color:#0e90cd;outline:none}.start-button:active{transform:scale(.95);border-color:#0e90cd;outline:none}.start-button:focus{outline:none}.erp-screen{background-color:#8dd9ff;position:relative;overflow:hidden}.erp-timer{position:absolute;top:15px;left:15px;font-size:3rem;font-weight:600;color:#fff;background:#00000026;padding:5px 10px;border-radius:10px;z-index:10}@media(max-width:480px){.erp-timer{position:absolute;top:15px;left:15px;font-size:1.5rem;font-weight:600;color:#fff;background:#00000026;padding:5px 10px;border-radius:10px;z-index:10}}.moving-clouds{position:absolute;top:0;left:0;width:5000%;height:100%;background:url(/skyandclouds.png) repeat-x;background-size:auto 100%;opacity:.8;animation:drift 900s linear infinite}@keyframes drift{0%{transform:translate(0)}to{transform:translate(-7%)}}@keyframes drift2{0%{transform:translate(0)}to{transform:translate(-30%)}}@media(max-width:480px){.moving-clouds{animation:drift2 900s linear infinite}}.wall-screen{display:flex;flex-direction:column;align-items:center;width:100vw;min-height:100vh;background:linear-gradient(to bottom,#8dd9ff,#b3e8ff);justify-content:flex-start;padding-top:80px}.wall-header{position:fixed;top:0;left:0;width:100%;padding:10px 15px;display:flex;justify-content:space-between;align-items:center;color:#0ea5e9;font-size:1.2rem;font-weight:700;z-index:10}.wall-total{font-size:1.1rem;background-color:#ffffffe6;padding:10px;border-radius:5px}.wall-countdown{font-size:2rem;font-weight:700;color:#fff;background:#ef4444;padding:5px 15px;border-radius:5px;text-shadow:none}.sky-space{min-height:20vh;width:100%;flex-shrink:0}.brick-wall.stacked{display:flex;flex-direction:column-reverse;align-items:center;width:100%;max-width:700px;flex-grow:1}.brick-column{display:flex;flex-direction:column;align-items:center}.brick{width:120px;height:40px;background:#dc2626;border-radius:4px;margin:0;box-shadow:0 2px 4px #0003;border-bottom:3px solid #b91c1c;border-right:1px solid #b91c1c;transition:all .5s ease-out}.ground{width:100vw;height:150px;background:linear-gradient(to bottom,#7d7d7d,#6e6e6e);z-index:5}.install-section{position:absolute;bottom:70px;left:50%;transform:translate(-50%);text-align:center;z-index:10}.install-button{background:#fff;color:#323232;border:1px solid rgba(220,220,220,1);padding:14px 32px;border-radius:30px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s}.install-button:hover{transform:scale(1.05);border:1px solid rgba(220,220,220,1)}.install-button:active{transform:scale(.95);border:1px solid rgba(220,220,220,1);outline:none}.install-button:focus{border:1px solid rgba(220,220,220,1);outline:none}.install-text{margin-top:8px;font-size:.9rem;color:#505050;opacity:1}.exit-fullscreen{position:fixed;bottom:30px;left:50%;transform:translate(-50%);background:#0009;color:#fff;border:none;padding:12px 30px;border-radius:30px;font-size:1rem;cursor:pointer;z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.account-card h2{margin-bottom:24px;font-size:1.8rem}.account-info p{margin:16px 0;font-size:1.1rem;text-align:left}.upgrade-prompt{background:#fef3c7;padding:16px;border-radius:12px;margin:20px 0;border:1px solid #fcd34d;font-size:1rem}.footer-links{margin-top:30px;font-size:.95rem;color:#6b7280}.separator{color:#9ca3af;margin:0 8px}.fullscreen-active{position:fixed!important;inset:0;z-index:9999}