:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:#14221c;--accent:#087f5b;--accent-dark:#075d44;--border:#ccd5ce;--muted:#607069;--paper:#fcfdf9;background:#f3f4ef;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0}.landing{align-content:center;gap:1.25rem;max-width:52rem;min-height:100vh;padding:clamp(2rem,8vw,7rem);display:grid}h1,p{margin:0}h1{letter-spacing:-.055em;font-size:clamp(2.5rem,7vw,5.5rem);line-height:.98}p{max-width:42rem;font-size:1.15rem;line-height:1.65}.eyebrow{color:var(--accent);letter-spacing:.16em;text-transform:uppercase;font-size:.85rem;font-weight:700}.status{color:#075d44;background:#e6f4ef;border:1px solid #9ac8b9;border-radius:999px;justify-self:start;padding:.55rem .85rem;font-size:.9rem;font-weight:700}a{color:inherit}button,input,select{font:inherit}.actions,.form-actions{flex-wrap:wrap;align-items:center;gap:.75rem;display:flex}.button{cursor:pointer;border:1px solid #0000;border-radius:.65rem;justify-content:center;align-items:center;min-height:2.75rem;padding:.7rem 1rem;font-weight:750;line-height:1;text-decoration:none;display:inline-flex}.button.primary{background:var(--accent-dark);color:#fff}.button.primary:hover{background:#064b38}.button.secondary{border-color:var(--border);color:#22342d;background:0 0}.button:focus-visible,input:focus-visible,select:focus-visible,a:focus-visible{outline-offset:2px;outline:3px solid #71c7aa}.calculator-page{width:min(100% - 2rem,78rem);margin:0 auto;padding:clamp(2rem,5vw,5rem) 0 6rem}.page-header{gap:1rem;max-width:58rem;margin-bottom:2.5rem;display:grid}.page-header h1{max-width:13ch}.back-link{color:var(--muted);justify-self:start;font-weight:700;text-decoration:none}.calculator-layout{grid-template-columns:minmax(0,1.35fr) minmax(19rem,.85fr);align-items:start;gap:1.25rem;display:grid}.calculator-card,.result-card,.method-card{border:1px solid var(--border);background:var(--paper);border-radius:1rem;box-shadow:0 12px 40px #14221c0f}.calculator-card{gap:1.5rem;padding:clamp(1.25rem,3vw,2rem);display:grid}.result-card{color:#f7fbf8;background:#102a21;min-height:31rem;padding:clamp(1.25rem,3vw,1.75rem)}.method-card{grid-column:1/-1;gap:.85rem;padding:clamp(1.25rem,3vw,2rem);display:grid}.method-card h2,.method-card p,.method-card ul,.result-card p{margin:0}.method-card ul{gap:.85rem;padding-left:1.25rem;display:grid}.method-card li span{color:var(--muted);margin-top:.2rem;font-size:.9rem;display:block}.card-heading{justify-content:space-between;align-items:start;gap:1rem;display:flex}.card-heading h2{margin:.25rem 0 0;font-size:1.7rem}.step{color:#71c7aa;letter-spacing:.13em;text-transform:uppercase;font-size:.75rem;font-weight:800}.calculator-card .step,.method-card .step{color:var(--accent)}.series-select,.quantity-control input,.quantity-control select{color:#14221c;background:#fff;border:1px solid #b8c5bd;border-radius:.55rem}.series-select{padding:.65rem .75rem;font-weight:750}.field-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;display:grid}.field{color:#35463f;gap:.4rem;font-size:.9rem;font-weight:700;display:grid}.field small{color:var(--muted);font-size:.75rem;font-weight:500}.quantity-control{grid-template-columns:minmax(0,1fr) auto;display:grid}.quantity-control input{border-radius:.55rem 0 0 .55rem;min-width:0;padding:.75rem}.quantity-control select{border-radius:0 .55rem .55rem 0;min-width:4.25rem;margin-left:-1px;padding:.75rem .5rem}.error-message{color:#8f1b13;background:#fff1f0;border-left:4px solid #b42318;padding:.8rem 1rem;font-size:.92rem}.primary-result{grid-template-columns:repeat(2,1fr);gap:.75rem;margin:1.25rem 0;display:grid}.primary-result div{background:#17382d;border:1px solid #315246;border-radius:.75rem;gap:.35rem;padding:1rem;display:grid}.primary-result span,.result-list dt{color:#a7c7ba;font-size:.78rem}.primary-result strong{font-size:1.25rem}.result-list{margin:0;display:grid}.result-list div{border-top:1px solid #315246;justify-content:space-between;gap:1rem;padding:.72rem 0;display:flex}.result-list dd{text-align:right;font-variant-numeric:tabular-nums;margin:0}.run-hash{color:#a7c7ba;gap:.4rem;font-size:.75rem;display:grid;margin-top:1rem!important}.run-hash code{overflow-wrap:anywhere;color:#f7fbf8}.empty-result{color:#a7c7ba;text-align:center;place-content:center;justify-items:center;gap:.8rem;min-height:27rem;display:grid}.empty-result>span{color:#f7fbf8;font-size:1.15rem;font-weight:800}.divider-symbol{background:#71c7aa;width:1px;height:4rem}.empty-result p{max-width:17rem;font-size:.9rem}.visually-hidden{clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}@media (max-width:54rem){.calculator-layout{grid-template-columns:1fr}.result-card{min-height:auto}}@media (max-width:38rem){.field-grid,.primary-result{grid-template-columns:1fr}.calculator-page{width:min(100% - 1rem,78rem)}.button{width:100%}}