:root{--ink:#17212b;--muted:#64727e;--paper:#f8f7f3;--surface:#fff;--line:#d9dfe2;--teal:#126c68;--teal-light:#e5f3f1;--rust:#a54722;--amber:#8a5b00;--amber-light:#fff4d6;--red:#ae2d2d;--red-light:#fff0f0}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.5 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:var(--teal);text-underline-offset:3px}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgb(18 108 104/.35);outline-offset:2px}.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:16px;background:#fff;padding:8px;z-index:2}header,footer,main{max-width:1200px;margin:auto;padding-left:24px;padding-right:24px}header{min-height:72px;display:flex;gap:32px;align-items:center;border-bottom:1px solid var(--line)}.brand{font-weight:750;color:var(--ink);text-decoration:none}nav{display:flex;gap:20px;flex-wrap:wrap}nav a[aria-current=page]{font-weight:700;text-decoration-thickness:3px}main{padding-top:48px;padding-bottom:64px}footer{padding-top:28px;padding-bottom:28px;border-top:1px solid var(--line);color:var(--muted)}h1{font-size:40px;line-height:1.12;max-width:720px;margin:4px 0 16px}h2{font-size:26px;line-height:1.25;margin-top:0}h3{font-size:18px}.eyebrow{font-size:13px;letter-spacing:.08em;color:var(--rust);font-weight:750;margin:0}.lead{max-width:720px;font-size:18px;color:#3b4854}.grid{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start;margin-top:32px}.card{background:var(--surface);border:1px solid var(--line);border-radius:4px;padding:24px}.result{border-top:4px solid var(--rust);position:sticky;top:24px}.result:focus-within{outline:0}label{font-weight:700;display:block;margin-top:20px}input,select{display:block;width:100%;margin-top:6px;min-height:46px;border:1px solid #89949d;border-radius:4px;background:#fff;padding:9px 10px;font:inherit;color:var(--ink)}.helper{margin:4px 0 0;font-size:14px;color:var(--muted)}button,.button-link{display:inline-flex;align-items:center;justify-content:center;min-height:48px;border:0;border-radius:4px;background:var(--teal);color:#fff;font:inherit;font-weight:700;padding:10px 18px;margin-top:24px;text-decoration:none;cursor:pointer}button:disabled{background:#87949a;cursor:not-allowed}.method{display:block;width:max-content;margin-top:16px}.warning{background:var(--amber-light);border-left:4px solid var(--amber);padding:12px 14px;color:#583900}.error-summary{margin:16px 0;background:var(--red-light);border-left:4px solid var(--red);padding:12px;color:#6b1515}.field-error{margin:5px 0;color:var(--red);font-weight:650}input[aria-invalid=true],select[aria-invalid=true]{border:2px solid var(--red);background:var(--red-light)}.total-label{font-weight:700;margin:0}.total{font-size:36px;font-weight:750;font-variant-numeric:tabular-nums;margin:0 0 8px;overflow-wrap:anywhere}.items{display:grid;grid-template-columns:1fr auto;gap:8px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 0}.items dd{margin:0;font-variant-numeric:tabular-nums}.evidence{margin-top:20px;background:var(--teal-light);padding:16px;border:1px solid #b8dcda}.evidence h3{margin-top:0}.evidence dl{margin:0}.evidence dt{font-weight:700;margin-top:10px}.evidence dd{margin-left:0;overflow-wrap:anywhere}.disclosure{font-size:14px;border-top:1px solid var(--line);padding-top:12px}.explain{margin-top:32px;max-width:700px}.two{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:28px 0}.legal{max-width:720px}pre{white-space:pre-wrap;overflow-wrap:anywhere;background:#eef1f2;padding:16px;border:1px solid var(--line)}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0,0,0,0)}@media(max-width:1023px){.grid{grid-template-columns:1fr}.result{position:static}}@media(max-width:767px){header,footer,main{padding-left:16px;padding-right:16px}header{padding-top:14px;padding-bottom:14px;align-items:flex-start;flex-direction:column;gap:8px}main{padding-top:32px}h1{font-size:32px}.card{padding:16px}.two{grid-template-columns:1fr;gap:16px}.method{width:auto}button{width:100%}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}