.margin-calculator-wrapper{max-width:960px;margin:40px auto;padding:0 20px;font-family:inherit}.margin-calculator-container{background:#1a2332;border-radius:20px;padding:0;overflow:hidden;box-shadow:0 10px 40px rgb(0 0 0 / .5);font-family:inherit}.margin-calc-header{background:linear-gradient(135deg,#1a2332 0%,#243447 100%);padding:50px 50px 40px;border-bottom:none}.margin-calc-title{color:#4da6ff;font-size:36px;font-weight:700;margin:0 0 12px 0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;letter-spacing:1px;text-shadow:0 2px 10px rgb(77 166 255 / .3)}.margin-calc-subtitle{color:#e8edf2;font-size:17px;margin:0;font-weight:400;letter-spacing:.3px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}.margin-calc-form{padding:50px;background:#1a2332}.margin-calc-row{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-bottom:25px}.margin-calc-field{display:flex;flex-direction:column}.margin-calc-field-full{grid-column:1 / -1;max-width:calc(50% - 12.5px)}.margin-calc-field label{color:#e8edf2;font-size:11px;font-weight:700;letter-spacing:1.2px;margin-bottom:10px;text-transform:uppercase;font-family:inherit}.margin-calc-field input,.margin-calc-field select{background:#ffffff!important;background-color:#ffffff!important;border:2px solid #fff0;border-radius:8px;padding:15px 18px;font-size:16px;color:#1a2332!important;transition:all 0.3s ease;outline:none;font-weight:500;font-family:inherit}.margin-calc-field input:focus,.margin-calc-field select:focus{background:#ffffff!important;background-color:#ffffff!important;border-color:#4da6ff;box-shadow:0 0 0 4px rgb(77 166 255 / .15);color:#1a2332!important}.margin-calc-field input:hover,.margin-calc-field select:hover{background:#ffffff!important;background-color:#ffffff!important;border-color:#e0e6eb}.margin-calc-field input:active,.margin-calc-field select:active{background:#ffffff!important;background-color:#ffffff!important;color:#1a2332!important}.margin-calc-field select{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%231a2332' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;background-size:14px;padding-right:45px}.margin-calc-button-wrapper{margin-top:35px}.margin-calc-button{width:100%;background:#ff5722;color:#fff;border:none;border-radius:8px;padding:18px 32px;font-size:15px;font-weight:700;letter-spacing:1px;cursor:pointer;transition:all 0.3s cubic-bezier(.4,0,.2,1);text-transform:uppercase;box-shadow:0 4px 14px rgb(255 87 34 / .4);font-family:inherit}.margin-calc-button:hover{background:#f4511e;transform:translateY(-2px);box-shadow:0 6px 20px rgb(255 87 34 / .5)}.margin-calc-button:active{transform:translateY(0);box-shadow:0 2px 10px rgb(255 87 34 / .4)}.margin-calc-button:disabled{background:#4a5568;cursor:not-allowed;transform:none;box-shadow:none;opacity:.6}.margin-calc-results{background:linear-gradient(135deg,#15d6a5 0%,#0fb88a 100%);padding:35px 50px;margin:0 50px 50px 50px;border-radius:12px;box-shadow:0 4px 20px rgb(21 214 165 / .3);font-family:inherit}.margin-calc-results h3{color:#fff;font-size:22px;font-weight:700;margin:0 0 25px 0;letter-spacing:.5px;font-family:inherit}.margin-calc-result-item{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px solid rgb(255 255 255 / .2);font-family:inherit}.margin-calc-result-item:last-child{border-bottom:none}.result-label{color:rgb(255 255 255 / .95);font-size:15px;font-weight:500;font-family:inherit}.result-value{color:#fff;font-size:20px;font-weight:700;text-shadow:0 1px 3px rgb(0 0 0 / .2);font-family:inherit}.margin-calc-error{background:linear-gradient(135deg,#ff5252 0%,#f44336 100%);color:#fff;padding:20px 50px;margin:0 50px 50px 50px;border-radius:12px;border:none;box-shadow:0 4px 20px rgb(255 82 82 / .3);font-weight:500;font-family:inherit}@media (max-width:768px){.margin-calc-row{grid-template-columns:1fr;gap:20px}.margin-calc-field-full{max-width:100%}.margin-calc-header{padding:35px 25px 30px}.margin-calc-form{padding:35px 25px}.margin-calc-title{font-size:28px}.margin-calc-subtitle{font-size:15px}.margin-calc-results{margin:0 25px 35px 25px;padding:25px}.margin-calc-error{margin:0 25px 35px 25px;padding:18px 25px}}.margin-calc-button.loading{position:relative;color:#fff0;pointer-events:none}.margin-calc-button.loading::after{content:'';position:absolute;width:22px;height:22px;top:50%;left:50%;margin-left:-11px;margin-top:-11px;border:3px solid rgb(255 255 255 / .3);border-radius:50%;border-top-color:#fff;animation:spinner 0.7s linear infinite}@keyframes spinner{to{transform:rotate(360deg)}}.margin-calc-results,.margin-calc-error{animation:slideIn 0.4s ease-out}@keyframes slideIn{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.margin-calc-field input[type="number"]{background:#ffffff!important;background-color:#ffffff!important;-webkit-appearance:none;-moz-appearance:textfield}.margin-calc-field input[type="number"]:focus{background:#ffffff!important;background-color:#ffffff!important}.margin-calc-field input[type="number"]:active{background:#ffffff!important;background-color:#ffffff!important}.margin-calc-field input[type="number"]::-webkit-inner-spin-button,.margin-calc-field input[type="number"]::-webkit-outer-spin-button{opacity:1;height:40px}.margin-calc-field input:-webkit-autofill,.margin-calc-field input:-webkit-autofill:hover,.margin-calc-field input:-webkit-autofill:focus,.margin-calc-field input:-webkit-autofill:active{-webkit-box-shadow:0 0 0 1000px #fff inset!important;-webkit-text-fill-color:#1a2332!important;background-color:#ffffff!important;background:#ffffff!important}.margin-calc-button:focus-visible{outline:3px solid #4da6ff;outline-offset:3px}.margin-calc-field input:focus-visible,.margin-calc-field select:focus-visible{outline:none}