#rb-calc-tn{--rb-color-text:#1a1a1a;--rb-color-muted:#5a6471;--rb-color-bg:#fff;--rb-color-border:#d0d6de;--rb-color-accent:#032561;--rb-color-accent-soft:#eef2fb;--rb-color-warning:#b8860b;--rb-color-danger:#b3261e;--rb-color-success:#2e7d32;--rb-font-stack:inherit;--rb-gap-s:.5rem;--rb-gap-m:1rem;--rb-gap-l:1.5rem;--rb-gap-xl:2rem;--rb-radius:8px;--rb-border:1px solid var(--rb-color-border);font-family:var(--rb-font-stack);color:var(--rb-color-text);background:var(--rb-color-bg);max-width:720px;margin:0 auto;padding:var(--rb-gap-l);box-sizing:border-box}#rb-calc-tn *,#rb-calc-tn *:before,#rb-calc-tn *:after{box-sizing:border-box}.rb-calc-tn__title{margin:0 0 var(--rb-gap-s);font-family:"Quicksand",var(--rb-font-stack);font-size:2rem;font-weight:700;color:var(--rb-color-accent);line-height:1.2}.rb-calc-tn__lede{margin:0 0 var(--rb-gap-l);color:var(--rb-color-muted)}.rb-calc-tn__disclaimer{background:var(--rb-color-accent-soft);border-left:4px solid var(--rb-color-accent);padding:var(--rb-gap-m);margin-bottom:var(--rb-gap-l);font-size:.95rem;border-radius:0 var(--rb-radius) var(--rb-radius) 0}.rb-calc-tn__form{display:grid;gap:var(--rb-gap-m);border:var(--rb-border);border-radius:var(--rb-radius);padding:var(--rb-gap-l);background:#fafbfc}.rb-calc-tn__help{margin:0;font-size:.875rem;color:var(--rb-color-muted)}.rb-calc-tn__field{display:grid;gap:.35rem}.rb-calc-tn__field label{font-weight:600;display:flex;align-items:baseline;justify-content:space-between;gap:var(--rb-gap-s)}.rb-calc-tn__unit{font-weight:400;font-size:.875rem;color:var(--rb-color-muted)}.rb-calc-tn__field input{width:100%;padding:.6rem .75rem;font-size:1rem;border:var(--rb-border);border-radius:var(--rb-radius);background:#fff;color:var(--rb-color-text)}.rb-calc-tn__field input:focus{outline:none;border-color:var(--rb-color-accent);box-shadow:0 0 0 3px rgba(3,37,97,.15)}.rb-calc-tn__field input[aria-invalid=true]{border-color:var(--rb-color-danger)}.rb-calc-tn__hint{font-size:.8rem;color:var(--rb-color-muted)}.rb-calc-tn__submit{margin-top:var(--rb-gap-s);padding:.75rem 1.25rem;font-size:1rem;font-weight:600;color:#fff;background:var(--rb-color-accent);border:0;border-radius:var(--rb-radius);cursor:pointer;transition:filter .12s ease}.rb-calc-tn__submit:hover{filter:brightness(.92)}.rb-calc-tn__submit:active{filter:brightness(.85)}.rb-calc-tn__submit:disabled{opacity:.6;cursor:progress}.rb-calc-tn__error{color:var(--rb-color-danger);font-size:.95rem;margin:0}.rb-calc-tn__result{margin-top:var(--rb-gap-xl);border:var(--rb-border);border-radius:var(--rb-radius);padding:var(--rb-gap-l);scroll-margin-top:130px}.rb-calc-tn__result-header h3{margin:0 0 var(--rb-gap-s);font-size:1.25rem}.rb-calc-tn__result-summary{margin:0 0 var(--rb-gap-l);font-size:1.1rem;color:var(--rb-color-text)}.rb-calc-tn__metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:var(--rb-gap-m);margin:0 0 var(--rb-gap-l)}.rb-calc-tn__metrics>div{background:var(--rb-color-accent-soft);border-radius:var(--rb-radius);padding:var(--rb-gap-m)}.rb-calc-tn__metrics dt{font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;color:var(--rb-color-muted);margin-bottom:.25rem}.rb-calc-tn__metrics dd{margin:0;font-size:1.4rem;font-weight:700}.rb-calc-tn__chart{margin:0 0 var(--rb-gap-l)}.rb-calc-tn__chart svg{width:100%;height:auto;display:block}.rb-calc-tn__chart figcaption{margin-top:var(--rb-gap-s);font-size:.8rem;color:var(--rb-color-muted);text-align:center}.rb-calc-tn__chart .curve-p5{stroke:#93c5fd}.rb-calc-tn__chart .curve-p50{stroke:var(--rb-color-accent);stroke-width:2}.rb-calc-tn__chart .curve-p95{stroke:#b91c1c}.rb-calc-tn__chart .curve-p99{stroke:#b91c1c;stroke-dasharray:4 3}.rb-calc-tn__chart .curve{fill:none;stroke-width:1.5}.rb-calc-tn__chart .axis{stroke:var(--rb-color-border)}.rb-calc-tn__chart .grid{stroke:#eef1f4}.rb-calc-tn__chart .tick-text{font-size:11px;fill:var(--rb-color-muted)}.rb-calc-tn__chart .legend-text{font-size:11px;fill:var(--rb-color-text)}.rb-calc-tn__chart .patient-point{fill:var(--rb-color-text);stroke:#fff;stroke-width:2}.rb-calc-tn__interpretation{padding:var(--rb-gap-m);border-radius:var(--rb-radius);margin-bottom:var(--rb-gap-m);font-size:.95rem;line-height:1.5}.rb-calc-tn__interpretation.is-normal{background:#f1f8f1;border-left:4px solid var(--rb-color-success)}.rb-calc-tn__interpretation.is-borderline{background:#fef7e6;border-left:4px solid var(--rb-color-warning)}.rb-calc-tn__interpretation.is-raised{background:#fde8e7;border-left:4px solid var(--rb-color-danger)}.rb-calc-tn__cta{margin-bottom:var(--rb-gap-m)}.rb-calc-tn__cta a{display:inline-block;padding:.6rem 1rem;border-radius:var(--rb-radius);background:var(--rb-color-accent);color:#fff;text-decoration:none;font-weight:600}.rb-calc-tn__cta a:hover{filter:brightness(.92)}.rb-calc-tn__share{display:flex;align-items:center;gap:var(--rb-gap-s);margin-bottom:var(--rb-gap-m)}.rb-calc-tn__share button{padding:.5rem .85rem;border:var(--rb-border);border-radius:var(--rb-radius);background:#fff;cursor:pointer;font-size:.9rem}.rb-calc-tn__share button:hover{background:var(--rb-color-accent-soft);border-color:var(--rb-color-accent)}.rb-calc-tn__attribution{margin:var(--rb-gap-l) 0 0;padding-top:var(--rb-gap-m);border-top:1px dashed var(--rb-color-border);font-size:.8rem;color:var(--rb-color-muted)}@media (max-width:540px){#rb-calc-tn{padding:var(--rb-gap-m)}.rb-calc-tn__title{font-size:1.6rem}.rb-calc-tn__metrics dd{font-size:1.2rem}.rb-calc-tn-faq h2{font-size:1.5rem}.rb-calc-tn__result{scroll-margin-top:156px}}.rb-calc-tn-faq{max-width:720px !important}.rb-calc-tn-faq h2{font-family:"Quicksand",sans-serif;font-size:1.7rem;font-weight:700;color:#032561;line-height:1.25;margin:2rem 0 .6rem;display:flex;align-items:center;gap:14px}.rb-calc-tn-faq h2:before{content:"";flex-shrink:0;width:4px;height:28px;background:linear-gradient(#c9a84c,#f0e6c8);border-radius:4px}.rb-calc-tn-faq summary{list-style:none}.rb-calc-tn-faq summary::-webkit-details-marker{display:none}.rb-calc-tn-faq .rb-fineprint{font-family:"Inter",sans-serif;font-size:12px;color:#9ca3af;line-height:1.75;margin:2.5rem 0 1.5rem}.rb-calc-tn-faq .rb-fineprint strong{color:#6b7280;font-weight:700}.rb-calc-tn-faq .rb-refs-label{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#9ca3af;margin:0 0 12px}.rb-calc-tn-faq ol.rb-refs{margin:0;padding-left:20px;font-size:12px;color:#9ca3af;line-height:1.8;font-family:"Inter",sans-serif}.rb-calc-tn-faq .rb-refs li{font-size:12px;color:#9ca3af;line-height:1.8;margin:0 0 4px;font-family:"Inter",sans-serif}.rb-calc-tn-faq .rb-refs em{font-style:italic}.rb-calc-tn-faq .rb-refs strong{color:#6b7280}.rb-calc-tn-faq p{font-family:"Inter",sans-serif;font-size:1.12rem;line-height:1.85;color:#444;margin:0 0 1.1rem}.rb-calc-tn-faq a{color:#032561;font-weight:600}