:root{--primary-color:#000;--secondary-color:#f7f7f7;--accent-color:#ff6b6b;--text-color:#333;--light-text-color:#666;--border-color:#e0e0e0;--font-family:'Inter',sans-serif}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-family);line-height:1.6;color:var(--text-color);background-color:#fff;min-height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:20px}.main-wrapper{width:100%;max-width:1200px;margin:auto}.container{width:100%;padding:0}.calculator-container{background:#fff;border-radius:16px;display:flex;flex-direction:column;overflow:hidden;margin:0 auto;width:100%}.input-section,.result-section{padding:30px 20px}.input-section{border-bottom:1px solid var(--border-color)}h2{color:var(--primary-color);margin-bottom:25px;font-size:1.8rem;font-weight:700;text-align:center;position:relative;padding-bottom:10px}h2::after{content:'';position:absolute;left:50%;transform:translateX(-50%);bottom:0;width:60px;height:4px;background-color:var(--accent-color);border-radius:2px}.form-group{margin-bottom:20px}label{display:block;margin-bottom:8px;font-weight:600;color:var(--text-color);font-size:.95rem}input[type="number"],select{width:100%;padding:12px 15px;border:1px solid var(--border-color);border-radius:10px;font-size:1rem;color:var(--text-color);background-color:#fff;transition:all .3s ease;-webkit-appearance:none;-moz-appearance:none;appearance:none}input[type="number"]:focus,select:focus{outline:0;border-color:var(--accent-color)}input[readonly]{background-color:var(--secondary-color);font-weight:600;color:var(--primary-color)}small{display:block;margin-top:6px;color:var(--light-text-color);font-style:italic;font-size:.85rem}.price-display{background:var(--primary-color);color:#fff;padding:30px 20px;border-radius:12px;text-align:center;margin-bottom:25px;}.price-label{display:block;font-size:1.2rem;margin-bottom:10px;opacity:.8}.price-value{font-size:3rem;font-weight:bold;}.breakdown{background:var(--secondary-color);padding:20px;border-radius:10px;margin-bottom:25px;border:1px solid var(--border-color)}.breakdown h3{color:var(--primary-color);margin-bottom:15px;font-size:1.3rem;font-weight:600;text-align:center}.breakdown-item{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px dashed var(--border-color);font-size:.95rem}.breakdown-item:last-child{border-bottom:0;font-weight:700;color:var(--primary-color)}.disclaimer{background:#fff3cd;border:1px solid #ffeeba;border-radius:10px;padding:20px;color:#856404;font-size:.9rem;line-height:1.5}.disclaimer h4{color:#856404;margin-bottom:10px;font-size:1rem;font-weight:700}.disclaimer ul{margin:10px 0;padding-left:25px;list-style-type:'👉 '}.disclaimer li{margin-bottom:8px}@media(min-width:769px){.calculator-container{flex-direction:row;display:grid;grid-template-columns:1.5fr 1fr}.input-section{border-right:1px solid var(--border-color);border-bottom:0;padding:40px}.result-section{padding:40px}h2{font-size:2rem;text-align:left}h2::after{left:0;transform:translateX(0)}.breakdown h3{text-align:left}.price-value{font-size:3.5rem}}.site-header,footer{display:none}.price-value.animate{transform:scale(1.05);transition:transform .2s ease-out}.price-value.no-animate{transform:scale(1);transition:none}