:root{--nsf-black:#0a0a0a;--nsf-charcoal:#2b2a28;--nsf-gold:#eb9424;--nsf-gold-dim:#c9781a;--nsf-white:#ffffff;--nsf-gray-100:#f4f4f2;--nsf-gray-200:#e8e8e4;--nsf-gray-500:#6b6b6b;--nsf-radius:10px;--nsf-shadow:0 12px 40px rgba(0, 0, 0, 0.22);--nsf-font:"Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;--nsf-mono:ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, monospace}.nsf-steel-app{--nsf-fg:var(--nsf-white);--nsf-bg:var(--nsf-charcoal);--nsf-card:#33312e;--nsf-border:rgba(255, 255, 255, 0.08);color:var(--nsf-fg);font-family:var(--nsf-font);line-height:1.55;max-width:1120px;margin:0 auto;padding:1.25rem 1rem 3rem;background:#2b2a28;border-radius:var(--nsf-radius);box-shadow:var(--nsf-shadow)}.nsf-steel-kicker{text-transform:uppercase;letter-spacing:.14em;font-size:.72rem;color:var(--nsf-gold);margin:0 0 .5rem;font-weight:600}.nsf-steel-hero__title{font-size:clamp(1.45rem, 4vw, 2.1rem);font-weight:700;margin:0 0 .75rem;line-height:1.2}.nsf-steel-hero__lead{margin:0;color:rgb(255 255 255 / .78);max-width:52ch;font-size:.98rem}.nsf-steel-hero__grid{display:grid;gap:1.25rem 1.5rem;align-items:start;grid-template-columns:1fr}@media (min-width:768px){.nsf-steel-hero__grid{grid-template-columns:minmax(0,1.05fr) minmax(260px,400px)}}.nsf-steel-hero .nsf-steel-hero__inner{min-width:0}.nsf-steel-section{margin-top:2.5rem}.nsf-steel-section__head{margin-bottom:1.25rem}.nsf-steel-h2{font-size:1.25rem;font-weight:700;margin:0 0 .35rem;border-left:4px solid var(--nsf-gold);padding-left:.65rem}.nsf-steel-h3{font-size:1.05rem;margin:1.75rem 0 .75rem;font-weight:600}.nsf-steel-muted{color:rgb(255 255 255 / .62);font-size:.9rem;margin:.25rem 0 0}.nsf-steel-tables-tip{margin-top:0;padding:.85rem 1rem;background:rgb(0 0 0 / .35);border:1px solid var(--nsf-border);border-radius:var(--nsf-radius);border-left:3px solid var(--nsf-gold)}.nsf-steel-tables-tip__title{margin:0 0 .5rem;font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--nsf-gold)}.nsf-steel-tables-tip__list{margin:0;padding-left:1.2rem;font-size:.88rem;color:rgb(255 255 255 / .82);line-height:1.45}.nsf-steel-tables-tip__list li{margin-bottom:.4rem}.nsf-steel-tables-tip__list li:last-child{margin-bottom:0}.nsf-steel-th-calc{width:3rem;text-align:center;vertical-align:middle;padding-left:0.35rem!important;padding-right:0.35rem!important}.nsf-steel-th-calc .nsf-steel-ico-calc{display:block;margin:0 auto;opacity:.85}.nsf-steel-td-calc{text-align:center;vertical-align:middle;width:3rem;padding:0.35rem!important}.nsf-steel-btn--icon-calc{min-width:2.5rem;min-height:2.35rem;padding:0.35rem!important;display:inline-flex;align-items:center;justify-content:center}.nsf-steel-btn--icon-calc:hover .nsf-steel-ico-calc,.nsf-steel-btn--icon-calc:focus .nsf-steel-ico-calc{opacity:1}.nsf-steel-ico-calc{display:block;flex-shrink:0}.nsf-steel-howto{margin-bottom:1.25rem}.nsf-steel-howto__title{margin:0 0 .65rem;font-size:1rem;font-weight:600;color:var(--nsf-gold)}.nsf-steel-howto__list{margin:0;padding-left:1.35rem;color:rgb(255 255 255 / .84);font-size:.92rem}.nsf-steel-howto__list li{margin-bottom:.5rem}.nsf-steel-howto__list li:last-child{margin-bottom:0}.nsf-steel-layout--calc{display:flex;flex-direction:column;gap:1rem}.nsf-steel-grid--calc-main,.nsf-steel-grid--calc-secondary{display:grid;gap:1rem;align-items:start}.nsf-steel-grid--calc-main{grid-template-columns:1fr}.nsf-steel-grid--calc-secondary{grid-template-columns:repeat(2,minmax(0,1fr))}@media (min-width:768px){.nsf-steel-grid--calc-main{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:479px){.nsf-steel-grid--calc-secondary{grid-template-columns:1fr}}.nsf-steel-card{background:var(--nsf-card);border:1px solid var(--nsf-border);border-radius:var(--nsf-radius);padding:1.1rem 1.15rem}.nsf-steel-card__title{margin:0 0 .85rem;font-size:1rem;font-weight:600}.nsf-steel-field{margin-bottom:.85rem}.nsf-steel-field-row{display:grid;grid-template-columns:1fr;gap:.85rem;margin-bottom:.85rem}@media (min-width:520px){.nsf-steel-field-row{grid-template-columns:repeat(2,minmax(0,1fr))}}.nsf-steel-field-row .nsf-steel-field{margin-bottom:0}.nsf-steel-label{display:block;font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:rgb(255 255 255 / .65);margin-bottom:.35rem;font-weight:600}.nsf-steel-input,.nsf-steel-table-card__search{width:100%;box-sizing:border-box;border-radius:8px;border:1px solid rgb(255 255 255 / .12);background:#232220;color:var(--nsf-white);padding:.55rem .65rem;font-size:1rem;font-variant-numeric:tabular-nums;transition:border-color 0.2s ease,box-shadow 0.2s ease}.nsf-steel-input:focus,.nsf-steel-table-card__search:focus{outline:none;border-color:var(--nsf-gold);box-shadow:0 0 0 1px rgb(235 148 36 / .35)}.nsf-steel-tables--mount{display:grid;gap:1rem;grid-template-columns:1fr}.nsf-steel-tables--loading{min-height:140px}.nsf-steel-table-card{content-visibility:auto;contain-intrinsic-size:auto 280px}.nsf-steel-section{content-visibility:auto;contain-intrinsic-size:auto 400px}.nsf-steel-tables-stack{display:flex;flex-direction:column;gap:1rem;min-width:0}.nsf-steel-tables-stack .nsf-steel-table-card{margin:0}@media (min-width:720px){.nsf-steel-tables--mount{grid-template-columns:repeat(2,1fr)}}.nsf-steel-table-card__title{margin:0 0 .65rem;font-size:.95rem;font-weight:700;color:var(--nsf-gold)}.nsf-steel-table-card__search{margin-bottom:.65rem;font-size:.9rem}.nsf-steel-table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:8px;border:1px solid var(--nsf-border)}.nsf-steel-table{width:100%;border-collapse:collapse;font-size:.88rem;font-variant-numeric:tabular-nums}.nsf-steel-table thead th{background:#1f1e1c;color:var(--nsf-white);font-weight:700;text-align:left;padding:.55rem .65rem;font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;border-bottom:2px solid var(--nsf-gold);white-space:nowrap;cursor:pointer;user-select:none}.nsf-steel-th-sort:hover{color:var(--nsf-gold)}.nsf-steel-th-sort.is-sorted-asc::after{content:" ▲";font-size:.65em;opacity:.85}.nsf-steel-th-sort.is-sorted-desc::after{content:" ▼";font-size:.65em;opacity:.85}.nsf-steel-table tbody tr:nth-child(even){background:rgb(255 255 255 / .03)}.nsf-steel-table tbody tr:hover{background:rgb(235 148 36 / .1)}.nsf-steel-table td{padding:.5rem .6rem;border-bottom:1px solid rgb(255 255 255 / .06);color:rgb(255 255 255 / .92)}.nsf-steel-btn{display:inline-flex;align-items:center;justify-content:center;gap:.35rem;border-radius:8px;border:1px solid rgb(255 255 255 / .14);background:#2f2d2a;color:var(--nsf-white);padding:.45rem .85rem;font-size:.88rem;font-weight:600;cursor:pointer;transition:background 0.2s ease,border-color 0.2s ease,transform 0.12s ease}.nsf-steel-btn:hover{border-color:var(--nsf-gold);background:#383633}.nsf-steel-btn:active{transform:translateY(1px)}.nsf-steel-btn--secondary{background:linear-gradient(180deg,#4a3622 0%,#2d2418 100%);border-color:rgb(235 148 36 / .45);color:#fff4e8}.nsf-steel-btn--secondary:hover{border-color:var(--nsf-gold)}.nsf-steel-btn--ghost{background:#fff0;border-color:rgb(255 255 255 / .2)}.nsf-steel-btn--sm{padding:.28rem .55rem;font-size:.78rem}.nsf-steel-btn-row{display:flex;flex-wrap:wrap;gap:.5rem}.nsf-steel-card--results{border-color:rgb(235 148 36 / .35);background:linear-gradient(145deg,rgb(235 148 36 / .14) 0%,#33312e 55%)}.nsf-steel-results__title{margin:0 0 1rem;font-size:1.05rem}.nsf-steel-results__grid,.nsf-steel-results__weights{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.85rem}.nsf-steel-results__grid{margin-bottom:.85rem}.nsf-steel-results__weights{margin-bottom:.85rem}.nsf-steel-results__tools{margin-top:.15rem}.nsf-steel-kpi{background:rgb(0 0 0 / .35);border:1px solid rgb(255 255 255 / .06);border-radius:8px;padding:.65rem .7rem}.nsf-steel-kpi--accent{border-color:rgb(235 148 36 / .45);background:rgb(235 148 36 / .1)}.nsf-steel-kpi__label{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:rgb(255 255 255 / .6);margin-bottom:.25rem}.nsf-steel-kpi__val{font-size:1.15rem;font-weight:700;font-variant-numeric:tabular-nums;color:var(--nsf-white)}.nsf-steel-kpi--accent .nsf-steel-kpi__val{color:var(--nsf-gold);font-size:1.35rem}.nsf-steel-kpi__sub{margin-top:.35rem;font-size:.9rem;color:rgb(255 255 255 / .75)}.nsf-steel-pulse{animation:nsfSteelPulse 0.45s ease}@keyframes nsfSteelPulse{0%{transform:scale(1)}40%{transform:scale(1.03)}100%{transform:scale(1)}}.nsf-steel-seo{color:rgb(255 255 255 / .88)}.nsf-steel-prose p{margin:0 0 .85rem;max-width:72ch;font-size:.95rem;color:rgb(255 255 255 / .82)}.nsf-steel-faq{border-top:1px solid var(--nsf-border);padding-top:.5rem}.nsf-steel-faq__item{border:1px solid var(--nsf-border);border-radius:8px;margin-top:.5rem;background:rgb(0 0 0 / .25)}.nsf-steel-faq__item summary{cursor:pointer;padding:.75rem .85rem;font-weight:600;list-style:none}.nsf-steel-faq__item summary::-webkit-details-marker{display:none}.nsf-steel-faq__item[open] summary{border-bottom:1px solid var(--nsf-border)}.nsf-steel-faq__item p{margin:0;padding:.75rem .85rem .9rem;font-size:.92rem;color:rgb(255 255 255 / .78)}.nsf-steel-disclaimer{font-size:.82rem;color:rgb(255 255 255 / .55);margin:1.5rem 0 .75rem;max-width:65ch}.nsf-steel-cta{font-size:.95rem;color:rgb(255 255 255 / .85)}.nsf-steel-cta__link{color:var(--nsf-gold);font-weight:600;text-decoration:none;border-bottom:1px solid rgb(235 148 36 / .35);margin-left:.25rem}.nsf-steel-cta__link:hover{border-bottom-color:var(--nsf-gold)}.nsf-steel-history__head{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;margin-bottom:.5rem}.nsf-steel-history__head>div:first-child{flex:1;min-width:0}.nsf-steel-history__head .nsf-steel-btn{flex-shrink:0}.nsf-steel-history__head .nsf-steel-card__title{margin-bottom:.25rem}.nsf-steel-history__hint{margin:0;font-size:.78rem;color:rgb(255 255 255 / .55);line-height:1.35;max-width:none;width:100%}.nsf-steel-history__list{list-style:none;margin:0;padding:0;font-size:.82rem;color:rgb(255 255 255 / .72)}.nsf-steel-history__list li{padding:.35rem 0;border-bottom:1px solid rgb(255 255 255 / .06);font-variant-numeric:tabular-nums}@media print{.nsf-steel-print-hide{display:none!important}.nsf-steel-app{background:#fff;color:#111;box-shadow:none;max-width:none}.nsf-steel-howto,.nsf-steel-card,.nsf-steel-card--results{background:#fafafa;border-color:#ccc;color:#111}.nsf-steel-kpi__label,.nsf-steel-muted,.nsf-steel-label{color:#444}.nsf-steel-kpi__val{color:#000}.nsf-steel-kpi--accent .nsf-steel-kpi__val{color:#b85d0c}}