.calc-hero .fine{color:var(--on-co-dim);font:400 13px/1.6 var(--font-mono);max-width:60ch;margin-top:16px}.calc{padding:clamp(36px, 5vw, 56px) var(--pad-x) 0;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);align-items:start;gap:clamp(24px,3.5vw,48px);display:grid}@media (width<=900px){.calc{grid-template-columns:1fr}}.calc-tool{border:2px solid var(--ink);background:#fff}.calc-tool-in{padding:clamp(20px,3vw,30px)}.calc-tool h2,.calc-formula h2{font:700 12px/1 var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--dim-on-light);margin-bottom:18px}.calc-field{margin-bottom:18px}.calc-field label{margin:0 0 8px}.calc-field .unit{color:var(--dim-on-light);letter-spacing:.06em;font-weight:400}.calc-field input[type=number],.calc-field select{width:100%;font-weight:700}.calc-field input:focus-visible,.calc-field select:focus-visible{outline:3px solid var(--co);outline-offset:0}.calc-grid{grid-template-columns:1fr 1fr;gap:0 16px;display:grid}@media (width<=480px){.calc-grid{grid-template-columns:1fr}}.calc-seg{flex-wrap:wrap;gap:8px;display:flex}.calc-seg input{clip-path:inset(50%);width:1px;height:1px;position:absolute}.calc-seg span{border:2px solid var(--ink);cursor:pointer;transition:background .12s var(--ease-out), color .12s var(--ease-out);background:#fff;padding:9px 13px;font-size:13.5px;font-weight:800;display:inline-block}.calc-seg input:checked+span{background:var(--co);border-color:var(--co);color:#fff}.calc-seg input:focus-visible+span{outline:3px solid var(--co);outline-offset:2px}.calc-seg span:hover{border-color:var(--co)}.calc-out{border-top:2px solid var(--ink);background:var(--ink);grid-template-columns:1fr 1fr;gap:1px;display:grid}@media (width<=480px){.calc-out{grid-template-columns:1fr}}.calc-ro{background:#fff;padding:16px 18px}.calc-ro.span{grid-column:1/-1}.calc-ro dt{font:700 10.5px/1.2 var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--dim-on-light)}.calc-ro dd{font-variant-numeric:tabular-nums;color:var(--co);margin-top:6px;font-size:24px;font-weight:900}.calc-ro .sub{font:400 11.5px/1.4 var(--font-mono);color:var(--dim-on-light)}.calc-ro.danger dd{color:#b3261e}.calc-ro.ok dd{color:oklch(45% .13 155)}.calc-verdict{border-top:2px solid var(--ink);background:#fff;align-items:baseline;gap:10px;padding:14px 18px;font-size:14px;display:flex}.calc-verdict b{font:700 10.5px/1.5 var(--font-mono);letter-spacing:.1em;white-space:nowrap}.calc-verdict.ok{border-top-color:oklch(55% .13 155)}.calc-verdict.ok b{color:oklch(45% .13 155)}.calc-verdict.warning b{color:oklch(52% .12 75)}.calc-verdict.error b{color:#b3261e}.calc-cta-wrap{border-top:2px solid var(--ink);background:var(--ice);padding:clamp(18px,3vw,24px)}.calc-cta{justify-content:center;width:100%}.calc-cta-note{font:400 12px/1.6 var(--font-mono);color:var(--dim-on-light);text-align:center;margin-top:12px}.calc-formula{border:2px solid var(--ink);background:var(--ice);padding:clamp(20px,3vw,30px)}.calc-eq{border:2px solid var(--ink);font-variant-numeric:tabular-nums;background:#fff;margin-bottom:16px;padding:18px 20px}.calc-eq .lhs{font:900 22px/1.2 var(--font-body)}.calc-eq .rhs{font:700 20px/1.4 var(--font-mono)}.calc-eq .var{font:400 12.5px/1.6 var(--font-mono);color:var(--dim-on-light);margin-top:4px;display:block}sub{font-size:.7em}.calc-formula p{color:var(--ink);margin-top:12px;font-size:14px}.calc-formula .k-table{border-collapse:collapse;width:100%;margin-top:14px;font-size:13.5px}.calc-formula .k-table th,.calc-formula .k-table td{border:1px solid var(--line-dark);text-align:left;padding:7px 9px}.calc-formula .k-table th{font:700 10.5px/1.3 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;background:#fff}.calc-formula .k-table td:last-child{font-variant-numeric:tabular-nums;font-weight:700}.calc-copy{padding:var(--section-y) var(--pad-x) 0}.calc-copy .lead{border-left:4px solid var(--co);max-width:68ch;padding-left:20px;font-size:clamp(1.05rem,2vw,1.3rem);font-weight:700;line-height:1.5}.calc-copy h2{margin:40px 0 14px;font-size:clamp(1.5rem,3vw,2rem)}.calc-copy h3{margin:28px 0 8px;font-size:1.15rem}.calc-copy p{margin-top:14px}.calc-copy ul{margin:14px 0 0 20px}.calc-copy li{max-width:62ch;margin-top:8px}.calc-faq{padding:var(--section-y) var(--pad-x)}.calc-faq h2{margin-bottom:24px;font-size:clamp(1.5rem,3vw,2rem)}.calc-faq details{border-top:2px solid var(--ink);padding:18px 0}.calc-faq details[open] summary{color:var(--co)}.calc-faq summary{cursor:pointer;justify-content:space-between;align-items:baseline;gap:16px;font-size:1.05rem;font-weight:800;list-style:none;display:flex}.calc-faq summary::-webkit-details-marker{display:none}.calc-faq summary:after{content:"+";font:700 20px/1 var(--font-mono);color:var(--co)}.calc-faq details[open] summary:after{content:"–"}.calc-faq details p{max-width:68ch;margin-top:12px}.calc-faq :focus-visible{outline:3px solid var(--co);outline-offset:3px}.calc-index{padding:clamp(36px, 5vw, 56px) var(--pad-x) var(--section-y)}.calc-cards{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;display:grid}.calc-card{border:2px solid var(--ink);transition:background .15s var(--ease-out), color .15s var(--ease-out);background:#fff;flex-direction:column;gap:8px;padding:24px;text-decoration:none;display:flex}.calc-card .eyebrow{font:700 11px/1 var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--co)}.calc-card h2{font-size:1.35rem}.calc-card p{color:var(--dim-on-light);font-size:14px}.calc-card .go{font:800 14px/1 var(--font-body);text-transform:uppercase;letter-spacing:.06em;margin-top:auto}.calc-card:hover{background:var(--co);color:#fff}.calc-card:hover .eyebrow,.calc-card:hover p{color:var(--on-co-dim)}