.calc-ob{--sage:#166963;--sage-light:#79B9AD;--sage-dark:#0F4F4A;--ochre:#AB7F62;--ochre-light:#C49A7E;--ochre-dark:#8A6449;--ivory:rgb(238 247 246);--ivory-warm:rgb(245 250 249);--charcoal:#373D42;--emerald:#00A652;--gray-soft:#DDE4E2;--gray-text:#6B7672;--shadow-soft:0 4px 20px rgba(55, 61, 66, .06);--radius:12px;font-family:Manrope,-apple-system,sans-serif;color:var(--charcoal);line-height:1.65;font-size:16px;max-width:1200px;margin:0 auto;padding:40px 20px 60px}.calc-ob *{box-sizing:border-box}.calc-ob .calc-header{text-align:center;margin-bottom:28px;padding-bottom:22px;border-bottom:1px solid var(--gray-soft)}.calc-ob .calc-header h1{font-family:var(--aw-font-heading, "Manrope", sans-serif);font-size:clamp(1.7rem,3.6vw,2.2rem);color:var(--sage-dark);font-weight:600;margin-bottom:14px;letter-spacing:-.01em}.calc-ob .calc-header p{color:var(--gray-text);font-size:1rem;max-width:760px;margin:0 auto;line-height:1.65}.calc-ob .modal-tabs{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:0 0 24px;border:0;padding:0}.calc-ob .tab-pill{position:relative;display:block;padding:14px 18px;border:1.5px solid var(--gray-soft);border-radius:10px;cursor:pointer;background:#fff;transition:border-color .18s ease,background .18s ease,box-shadow .18s ease}.calc-ob .tab-pill input[type=radio]{position:absolute;opacity:0;pointer-events:none}.calc-ob .tab-pill:hover{border-color:var(--sage-light)}.calc-ob .tab-pill:has(input:checked){border-color:var(--emerald);background:#00a6520f;box-shadow:0 0 0 3px #00a6521a}.calc-ob .tab-pill:has(input:focus-visible){outline:2px solid var(--emerald);outline-offset:2px}.calc-ob .tab-content{display:block}.calc-ob .tab-title{display:block;font-weight:600;color:var(--sage-dark);font-size:.98rem}.calc-ob .tab-desc{display:block;color:var(--gray-text);font-size:.82rem;margin-top:2px}.calc-ob .main-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:30px;align-items:start}.calc-ob .card{background:#fff;border:1px solid rgba(22,105,99,.15);border-radius:var(--radius);padding:26px 28px;box-shadow:var(--shadow-soft)}.calc-ob .card-title{font-family:var(--aw-font-heading, "Manrope", sans-serif);font-size:1.15rem;color:var(--sage-dark);font-weight:600;margin:0 0 18px;letter-spacing:-.01em}.calc-ob .form-group{margin-bottom:16px}.calc-ob .form-group:last-child{margin-bottom:0}.calc-ob .form-row-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.calc-ob label,.calc-ob .modal-tabs legend{display:block;font-weight:500;color:var(--charcoal);margin-bottom:6px;font-size:.9rem;padding:0}.calc-ob input[type=number],.calc-ob input[type=text],.calc-ob input[type=date],.calc-ob select{width:100%;padding:10px 12px;border:1.5px solid var(--gray-soft);border-radius:8px;font-family:Manrope,sans-serif;font-size:.95rem;color:var(--charcoal);background:#fff;transition:border-color .18s ease,box-shadow .18s ease}.calc-ob input:focus,.calc-ob select:focus{outline:0;border-color:var(--emerald);box-shadow:0 0 0 3px #00a65226}.calc-ob input[type=number]::-webkit-outer-spin-button,.calc-ob input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.calc-ob input[type=number]{-moz-appearance:textfield}.calc-ob input[disabled]{background:var(--ivory-warm);color:var(--gray-text);cursor:not-allowed}.calc-ob .input-with-suffix{position:relative}.calc-ob .input-with-suffix .suffix{position:absolute;right:12px;top:50%;transform:translateY(-50%);color:var(--gray-text);font-size:.9rem;pointer-events:none}.calc-ob .input-with-suffix input{padding-right:42px}.calc-ob .form-sep{border:0;border-top:1px dashed var(--gray-soft);margin:18px 0 16px}.calc-ob .toggle-block{margin-bottom:14px;padding:10px 12px;border-radius:8px;background:var(--ivory-warm)}.calc-ob .toggle-row{display:flex;align-items:center;gap:10px;cursor:pointer;margin:0;font-weight:500;font-size:.93rem}.calc-ob .toggle-row input[type=checkbox]{accent-color:var(--emerald);width:17px;height:17px;flex-shrink:0}.calc-ob .toggle-text{color:var(--charcoal)}.calc-ob .toggle-hint{color:var(--gray-text);font-size:.8rem;margin:6px 0 0 27px;line-height:1.45}.calc-ob .toggle-extra{margin:12px 0 0 27px}.calc-ob .toggle-extra label{font-size:.85rem;color:var(--gray-text)}.calc-ob .warn{min-height:0;margin:8px 0 0;font-size:.84rem;color:var(--ochre-dark);line-height:1.45}.calc-ob .warn-blocking:not(:empty){padding:8px 12px;background:#ab7f6214;border-left:3px solid var(--ochre);border-radius:4px;color:var(--ochre-dark);font-weight:500}.calc-ob .form-hint{font-size:.82rem;color:var(--gray-text);font-style:italic;margin:14px 0 0}.calc-ob .results-card{background:linear-gradient(180deg,var(--ivory-warm) 0%,white 100%)}.calc-ob .result-block{padding:12px 0;border-bottom:1px solid var(--gray-soft)}.calc-ob .result-label{display:block;font-size:.78rem;color:var(--gray-text);text-transform:uppercase;letter-spacing:.08em;font-weight:600;margin-bottom:4px}.calc-ob .result-value{font-family:var(--aw-font-heading, "Manrope", sans-serif);font-weight:700;color:var(--charcoal);font-size:1.35rem;letter-spacing:-.01em}.calc-ob .result-value-xl{font-size:clamp(1.7rem,3.6vw,2.1rem);color:var(--sage-dark)}.calc-ob .result-value-accent{color:var(--emerald)}.calc-ob .ytm-block{background:#00a6520d;border:1px solid rgba(0,166,82,.18);border-radius:8px;padding:12px 14px;margin-top:8px}.calc-ob .metrics-title{font-family:var(--aw-font-heading, "Manrope", sans-serif);font-size:.82rem;color:var(--gray-text);text-transform:uppercase;letter-spacing:.08em;font-weight:600;margin:18px 0 8px}.calc-ob .metrics-list{list-style:none;padding:0;margin:0}.calc-ob .metrics-list li{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:7px 0;border-bottom:1px dashed rgba(221,228,226,.7);font-size:.88rem}.calc-ob .metrics-list li:last-child{border-bottom:0}.calc-ob .metrics-list .m-label{color:var(--gray-text)}.calc-ob .metrics-list .m-value{font-weight:600;color:var(--charcoal);font-variant-numeric:tabular-nums}.calc-ob .warn-list{margin-top:16px;font-size:.82rem;color:var(--ochre-dark)}.calc-ob .warn-list ul{margin:0;padding-left:20px}.calc-ob .warn-list li{margin:4px 0;line-height:1.5}.calc-ob .chart-card{margin-bottom:30px}.calc-ob .chart-card .card-title{font-family:var(--aw-font-serif, "Playfair Display", Georgia, serif);font-size:1.3rem;font-weight:600;color:var(--sage-dark);letter-spacing:-.01em;margin-bottom:0}.calc-ob .chart-header{display:flex;flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:18px}.calc-ob .chart-legend{display:flex;flex-wrap:wrap;gap:18px;font-family:Manrope,sans-serif;font-size:.84rem;color:var(--charcoal)}.calc-ob .legend-item{display:inline-flex;align-items:center;gap:8px}.calc-ob .legend-swatch{display:inline-block;width:14px;height:14px;border-radius:3px}.calc-ob .legend-breakeven{width:22px;height:0;border-top:1.5px dashed #373d42;border-radius:0;align-self:center}.calc-ob .legend-valore{width:22px;height:3px;background:#00a652;border-radius:2px;align-self:center;position:relative}.calc-ob .legend-valore:after{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:8px;height:8px;background:#00a652;border:2px solid #fff;border-radius:50%}.calc-ob .chart-subtitle{font-size:.86rem;color:var(--gray-text);margin:0 0 4px;line-height:1.45}.calc-ob .chart-subtitle:empty{display:none}.calc-ob .chart-wrap{position:relative;height:380px;padding:8px 4px 0}.calc-ob .chart-wrap canvas{display:block}.calc-ob .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.calc-ob .how-it-works{margin-bottom:40px}.calc-ob .math-details{background:#fff;border:1px solid var(--gray-soft);border-radius:var(--radius);box-shadow:var(--shadow-soft);overflow:hidden}.calc-ob .math-details summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;padding:18px 24px;font-family:var(--aw-font-heading, "Manrope", sans-serif);font-weight:600;color:var(--sage-dark);font-size:1.02rem}.calc-ob .math-details summary::-webkit-details-marker{display:none}.calc-ob .math-details summary:hover{background:var(--ivory-warm)}.calc-ob .math-details summary:focus-visible{outline:2px solid var(--emerald);outline-offset:-2px}.calc-ob .summary-icon{width:12px;height:12px;border-right:2px solid var(--sage);border-bottom:2px solid var(--sage);transform:rotate(45deg);transition:transform .25s ease}.calc-ob .math-details[open] .summary-icon{transform:rotate(225deg)}.calc-ob .math-content{padding:6px 30px 30px;border-top:1px solid var(--gray-soft)}.calc-ob .math-content h2{font-family:var(--aw-font-heading, "Manrope", sans-serif);font-size:1.35rem;color:var(--charcoal);font-weight:600;margin-top:22px;margin-bottom:14px;letter-spacing:-.01em}.calc-ob .math-content h3{font-family:var(--aw-font-heading, "Manrope", sans-serif);font-size:1.05rem;color:var(--charcoal);font-weight:600;margin-top:22px;margin-bottom:10px}.calc-ob .math-content p{color:var(--charcoal);margin-bottom:12px;line-height:1.7;font-size:.96rem}.calc-ob .math-content b{color:var(--sage-dark);font-weight:700}.calc-ob .math-content em{font-style:italic;color:var(--ochre-dark);font-weight:500}.calc-ob .math-content i{font-family:Times New Roman,Georgia,serif;font-style:italic;font-size:1.05em;color:var(--charcoal)}.calc-ob .math-content sup,.calc-ob .math-content sub{font-size:.7em}.calc-ob .formula-block{background:var(--ivory-warm);border-left:3px solid var(--emerald);padding:14px 20px;margin:14px 0 18px;border-radius:6px;font-size:1.05rem;line-height:1.8;text-align:center;color:var(--charcoal)}.calc-ob .formula-note{font-size:.88rem;color:var(--gray-text);background:var(--ivory-warm);border-left:3px solid var(--ochre);padding:10px 14px;border-radius:4px;margin:10px 0 18px}.calc-ob .frac{display:inline-flex;flex-direction:column;align-items:center;vertical-align:middle;margin:0 4px;line-height:1.1}.calc-ob .frac-top{padding:0 6px 2px;border-bottom:1.5px solid var(--charcoal)}.calc-ob .frac-bottom{padding:2px 6px 0}.calc-ob .cta-section{text-align:center;margin:50px 0 40px;padding:35px 25px}.calc-ob .cta-section .eyebrow{color:var(--ochre-dark);font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;margin-bottom:10px}.calc-ob .cta-section h2{font-family:var(--aw-font-heading, "Manrope", sans-serif);font-size:clamp(1.5rem,3.5vw,1.85rem);color:var(--sage-dark);margin-bottom:18px;font-weight:600;letter-spacing:-.01em}.calc-ob .cta-section p{color:var(--gray-text);max-width:640px;margin:0 auto 25px;font-size:.98rem;line-height:1.7}.calc-ob .cta-buttons{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.calc-ob .btn{padding:13px 28px;border:0;border-radius:8px;font-family:Manrope,sans-serif;font-weight:600;font-size:.95rem;cursor:pointer;transition:all .2s ease;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px}.calc-ob .btn-primary{background:var(--sage);color:var(--ivory)}.calc-ob .btn-primary:hover{background:var(--sage-dark)}.calc-ob .btn-secondary{background:0 0;color:var(--sage);border:1.5px solid var(--sage)}.calc-ob .btn-secondary:hover{background:var(--sage);color:var(--ivory)}.calc-ob .final-disclaimer{margin-top:30px;padding:18px 22px;background:var(--ivory-warm);border-left:3px solid var(--ochre);border-radius:4px;font-size:.82rem;color:var(--gray-text);line-height:1.6}.calc-ob .final-disclaimer strong{color:var(--charcoal)}@media (max-width:880px){.calc-ob{padding:25px 16px 40px}.calc-ob .modal-tabs{grid-template-columns:1fr}.calc-ob .main-grid{grid-template-columns:1fr;gap:18px}.calc-ob .card{padding:22px}.calc-ob .form-row-2{grid-template-columns:1fr;gap:0}.calc-ob .math-content{padding:4px 18px 24px}.calc-ob .btn{width:100%}.calc-ob .cta-buttons{flex-direction:column}.calc-ob .chart-wrap{height:280px;padding:6px 0 0}.calc-ob .chart-legend{gap:12px;font-size:.78rem}}