.calculation-tabs{display:flex;gap:8px;margin:24px 0;flex-wrap:wrap}.calculation-tabs button[aria-pressed=false]{background:white;color:var(--ink);border:1px solid var(--line)}.calculation-tabs button:disabled{cursor:not-allowed;opacity:.55}.calculator-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:24px;align-items:start}.calculation-form,.result-panel{background:white;border:1px solid var(--line);padding:24px;border-radius:var(--radius);min-width:0}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 16px}.form-grid>*{min-width:0}.calculation-form>label:first-child{margin-top:0}.result-number{font-size:32px;letter-spacing:-.02em}.result-number small{font-size:18px;font-weight:400}.amount{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}.result-panel table{font-size:13px}.result-panel th{font-weight:400}.result-panel button{margin-top:12px}.source-note{font-size:12px;line-height:1.6;color:var(--muted)}.notice{border-left:4px solid var(--accent);background:#fff7e9;padding:20px;margin:24px 0}.notice p{margin-bottom:0}.base-summary{padding:20px 0;border-bottom:1px solid var(--line);line-height:1.6}.payment-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:32px}.payment-columns>section{min-width:0}.payment-row{background:white;border:1px solid var(--line);padding:20px;margin-bottom:16px;border-radius:var(--radius)}.payment-heading{display:flex;justify-content:space-between;align-items:center;gap:12px}.payment-heading label{margin:0}.remove-payment{background:none;color:#9f2525;font-size:12px;padding:8px}.payment-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.payment-grid label{font-size:12px;line-height:1.5;min-height:36px}.payment-amount{margin-bottom:0;font-size:13px}.reference-section{padding:20px 0;border-bottom:1px solid var(--line)}summary{cursor:pointer;font-weight:bold}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}#payment-events{margin-top:32px}#version-select{max-width:280px;margin-bottom:24px}@media(max-width:1100px){.calculator-grid,.payment-columns{grid-template-columns:minmax(0,1fr)}}@media(max-width:480px){.form-grid{grid-template-columns:minmax(0,1fr)}.payment-grid{grid-template-columns:minmax(0,1fr)}.payment-grid label{min-height:0}.calculation-form,.result-panel,.payment-row{padding:16px}.result-number{font-size:28px}.result-panel td,.result-panel th{padding:10px 4px}.result-panel table{font-size:12px}}
.payment-invalid{border-color:#ae3232;box-shadow:inset 3px 0 #ae3232}