.calc-container{background:#ffffff;border:1px solid #e0e0e0;border-radius:16px;box-shadow:0 15px 40px rgba(0,0,0,0.08);max-width:600px;margin:40px auto;padding:40px 30px;font-family:'Segoe UI',Roboto,Helvetica,Arial,sans-serif;text-align:center}.calc-header h3{margin-top:0;color:#1a1a1a;font-size:1.6rem;font-weight:700}.calc-header p{color:#555;font-size:1rem;line-height:1.5;margin-bottom:30px}.slider-wrapper{margin:40px 0;position:relative;padding:0 10px}input[type=range]{-webkit-appearance:none;width:100%;background:transparent;height:50px;cursor:pointer}input[type=range]:focus{outline:none}input[type=range]::-webkit-slider-runnable-track{width:100%;height:16px;cursor:pointer;background:linear-gradient(to right,#e0e0e0,#f0f0f0);border-radius:10px;border:1px solid #ccc;box-shadow:inset 0 2px 5px rgba(0,0,0,0.05)}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;height:44px;width:44px;border-radius:50%;background:#007bff;border:4px solid #ffffff;cursor:grab;margin-top:-15px;box-shadow:0 4px 12px rgba(0,123,255,0.5);transition:transform 0.1s ease}input[type=range]::-moz-range-track{width:100%;height:16px;cursor:pointer;background:#f0f0f0;border-radius:10px;border:1px solid #ccc}input[type=range]::-moz-range-thumb{height:44px;width:44px;border:4px solid #ffffff;border-radius:50%;background:#007bff;cursor:grab;box-shadow:0 4px 12px rgba(0,123,255,0.5)}input[type=range]:active::-webkit-slider-thumb{transform:scale(1.1);background:#0056b3;cursor:grabbing}.window-count-display{font-weight:800;color:#333;font-size:1.4rem;margin-bottom:5px;display:block}.results-box{background-color:#f0fff4;border:2px dashed #28a745;border-radius:12px;padding:25px;margin-top:30px;transition:all 0.3s ease}.savings-label{font-size:0.85rem;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;color:#28a745;margin-bottom:5px}.savings-amount{font-size:3.5rem;font-weight:900;color:#1e7e34;margin:5px 0 15px 0;line-height:1;text-shadow:0 2px 0px rgba(255,255,255,1)}.fun-fact{font-weight:600;color:#155724;font-size:1.15rem;background:#fff;display:inline-block;padding:10px 40px;border-radius:50px;box-shadow:0 2px 5px rgba(0,0,0,0.05)}.cta-upload-btn{display:block;width:100%;max-width:320px;margin:25px auto 0 auto;background-color:#007bff;color:white;text-align:center;padding:18px 0;border-radius:8px;font-weight:700;font-size:1.2rem;text-decoration:none;box-shadow:0 4px 6px rgba(0,123,255,0.2);transition:all 0.2s ease}.cta-upload-btn:hover{background-color:#0056b3;box-shadow:0 6px 12px rgba(0,123,255,0.3);transform:translateY(-2px)}.cta-subtext{display:block;margin-top:10px;font-size:0.85rem;color:#666}.disclaimer{font-size:0.75rem;color:#999;margin-top:25px;line-height:1.4}