:root{--background:#f6f7f3;--surface:#ffffff;--surface-muted:#eef3ef;--border:#d7ddd6;--text:#1d2520;--muted:#617066;--accent:#1f6f5b;--accent-strong:#174f42;--accent-soft:#dcebe6;--warning:#a15c21;--shadow:0 20px 50px rgba(28,41,35,0.08)}*{box-sizing:border-box}html{background:var(--background)}body{margin:0;color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input{font:inherit}.shell{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:32px 0 48px}.page-header{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:24px}.eyebrow{margin:0 0 8px;color:var(--accent);font-size:.78rem;font-weight:700;text-transform:uppercase}.eyebrow,h1,h2{letter-spacing:0}h1,h2{margin:0}h1{font-size:clamp(1.5rem,3vw,3.5rem);line-height:.95;max-width:720px}h2{font-size:1.35rem}.secondary-action{min-height:44px;border:1px solid var(--border);border-radius:8px;background:var(--surface);color:var(--text);cursor:pointer;padding:0 18px;font-weight:700}.secondary-action:hover{border-color:var(--accent);color:var(--accent-strong)}.summary-band{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:1px;gap:1px;overflow:hidden;margin-bottom:24px;border:1px solid var(--border);border-radius:8px;background:var(--border);box-shadow:var(--shadow)}.summary-band>div{min-height:116px;background:var(--accent-strong);color:#f9fffb;padding:24px}.calculation-table th,.field span,.result-metric span,.section-heading span,.summary-band span{color:var(--muted);font-size:.85rem;font-weight:700}.summary-band span{color:#c9ddd6}.summary-band strong{display:block;margin-top:10px;font-size:clamp(1.55rem,3vw,2.4rem);line-height:1;overflow-wrap:anywhere}.workspace{display:grid;grid-template-columns:minmax(0,.95fr) minmax(380px,1.05fr);grid-gap:24px;gap:24px;align-items:start}.input-stack{display:grid;grid-gap:16px;gap:16px}.input-group,.results-panel{border:1px solid var(--border);border-radius:8px;background:var(--surface);box-shadow:var(--shadow)}.input-group{margin:0;padding:20px}.input-group legend{padding:0 8px;color:var(--text);font-size:1.05rem;font-weight:800}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:16px;gap:16px}.field{display:grid;grid-gap:8px;gap:8px;min-width:0}.input-wrap{position:relative}.input-wrap:after,.input-wrap:before{position:absolute;top:50%;transform:translateY(-50%);color:var(--muted);font-weight:800;pointer-events:none}.input-wrap[data-kind=currency]:before{left:12px;content:"$"}.input-wrap[data-kind=percent]:after{right:12px;content:"%"}.field input{width:100%;min-height:44px;border:1px solid var(--border);border-radius:8px;background:var(--surface-muted);color:var(--text);padding:0 12px;font-weight:700}.input-wrap[data-kind=currency] input{padding-left:28px}.input-wrap[data-kind=percent] input{padding-right:32px}.field input:focus{outline:3px solid var(--accent-soft);border-color:var(--accent);background:var(--surface)}.results-panel{padding:24px}.section-heading{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:20px}.result-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:12px;gap:12px;margin-bottom:20px}.result-metric{min-height:104px;border:1px solid var(--border);border-radius:8px;background:var(--surface-muted);padding:18px}.result-metric strong{display:block;margin-top:10px;font-size:1.45rem;line-height:1.1;overflow-wrap:anywhere}.calculation-table{width:100%;border-collapse:collapse}.calculation-table tr{border-top:1px solid var(--border)}.calculation-table td,.calculation-table th{padding:14px 0;text-align:left}.calculation-table th{width:55%}.calculation-table td{color:var(--text);font-weight:800;text-align:right}@media (max-width:900px){.summary-band,.workspace{grid-template-columns:1fr}.summary-band>div{min-height:96px}}@media (max-width:640px){.shell{width:min(100% - 24px,1180px);padding-top:20px}.page-header,.section-heading{align-items:stretch;flex-direction:column}.field-grid,.result-grid{grid-template-columns:1fr}}