.page-hero[data-astro-cid-3ayvf47p]{padding-block:1rem clamp(2.75rem,2rem + 2.5vw,4.25rem)}.page-hero__eyebrow[data-astro-cid-3ayvf47p]{margin:0 0 .75rem;color:var(--color-gold);font-size:var(--text-sm);font-weight:600;letter-spacing:.06em;text-transform:uppercase}.page-hero__title[data-astro-cid-3ayvf47p]{max-width:20ch;margin:0 0 1.5rem;font-size:var(--text-4xl)}.page-hero__lede[data-astro-cid-3ayvf47p]{max-width:62ch;margin:0 0 1.15rem;color:var(--color-stone);font-size:var(--text-lg)}.toc[data-astro-cid-3ayvf47p]{margin-block-end:var(--spacing-section)}.toc__heading[data-astro-cid-3ayvf47p]{margin:0 0 .85rem;font-family:var(--font-body);font-size:var(--text-2xs);font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--color-slate)}.toc__list[data-astro-cid-3ayvf47p]{display:grid;gap:.6rem 2rem;margin:0;padding:0 0 0 1.2rem;font-size:var(--text-sm)}@media(min-width:46rem){.toc__list[data-astro-cid-3ayvf47p]{grid-template-columns:1fr 1fr}}.toc__list[data-astro-cid-3ayvf47p] a[data-astro-cid-3ayvf47p]{color:var(--color-bronze-deep);text-decoration:none}.toc__list[data-astro-cid-3ayvf47p] a[data-astro-cid-3ayvf47p]:hover{text-decoration:underline}.section-block[data-astro-cid-3ayvf47p]{margin-block-end:var(--spacing-section);scroll-margin-top:5rem}.section-block[data-astro-cid-3ayvf47p] h2{scroll-margin-top:5rem}.prose-body[data-astro-cid-3ayvf47p]{color:var(--color-graphite)}.prose-body[data-astro-cid-3ayvf47p] strong{color:var(--color-ink)}.section-intro[data-astro-cid-3ayvf47p]{max-width:62ch;margin:0 0 2rem;color:var(--color-graphite);font-size:var(--text-lg)}.callout[data-astro-cid-3ayvf47p]{margin-block:2rem 0;padding:1.15rem 1.35rem;border-inline-start:4px solid var(--color-gold-deep);border-radius:0 var(--radius-card) var(--radius-card) 0;background-color:var(--color-gold-pale)}.callout[data-astro-cid-3ayvf47p] p[data-astro-cid-3ayvf47p]{margin:0;color:var(--color-ink);font-size:var(--text-sm)}.callout__heading[data-astro-cid-3ayvf47p]{margin:0 0 .5rem!important;font-family:var(--font-display);font-size:var(--text-base)!important;font-weight:600}.steps[data-astro-cid-3ayvf47p]{display:grid;gap:1rem;margin:0;padding:0;list-style:none}@media(min-width:52rem){.steps[data-astro-cid-3ayvf47p]{grid-template-columns:repeat(2,1fr);gap:1.25rem}}.steps__item[data-astro-cid-3ayvf47p]{padding:1.15rem 1.35rem;border:1px solid var(--color-rule);border-radius:var(--radius-card);background-color:var(--color-mist)}.steps__label[data-astro-cid-3ayvf47p]{display:flex;align-items:center;gap:.65rem;margin:0 0 .6rem;color:var(--color-ink);font-family:var(--font-display);font-size:var(--text-lg);font-weight:600}.steps__num[data-astro-cid-3ayvf47p]{display:grid;place-items:center;width:1.75rem;height:1.75rem;flex:none;border-radius:var(--radius-pill);background-color:var(--color-bronze-deep);color:var(--color-paper);font-family:var(--font-body);font-size:var(--text-sm);font-weight:700}.steps__body[data-astro-cid-3ayvf47p]{margin:0;color:var(--color-graphite);font-size:var(--text-sm)}.oxidation-note[data-astro-cid-3ayvf47p],.chem-note[data-astro-cid-3ayvf47p],.spec-note[data-astro-cid-3ayvf47p]{margin-block-start:2.5rem;padding-inline:0}.chem-note[data-astro-cid-3ayvf47p] h3[data-astro-cid-3ayvf47p]{margin:0 0 1rem;font-size:var(--text-xl)}.chem-table[data-astro-cid-3ayvf47p] th[data-astro-cid-3ayvf47p],.chem-table[data-astro-cid-3ayvf47p] td[data-astro-cid-3ayvf47p],.spec-table[data-astro-cid-3ayvf47p] th[data-astro-cid-3ayvf47p],.spec-table[data-astro-cid-3ayvf47p] td[data-astro-cid-3ayvf47p]{color:var(--color-graphite);text-align:left;vertical-align:top}.chem-table[data-astro-cid-3ayvf47p] tbody[data-astro-cid-3ayvf47p] th[data-astro-cid-3ayvf47p],.spec-table[data-astro-cid-3ayvf47p] tbody[data-astro-cid-3ayvf47p] th[data-astro-cid-3ayvf47p]{color:var(--color-ink);font-family:var(--font-display);font-size:var(--text-lg);font-weight:600}@media(min-width:48rem){.chem-table[data-astro-cid-3ayvf47p] th[data-astro-cid-3ayvf47p],.chem-table[data-astro-cid-3ayvf47p] td[data-astro-cid-3ayvf47p],.spec-table[data-astro-cid-3ayvf47p] th[data-astro-cid-3ayvf47p],.spec-table[data-astro-cid-3ayvf47p] td[data-astro-cid-3ayvf47p]{padding:.9rem 1rem;border-bottom:1px solid var(--color-rule)}.chem-table[data-astro-cid-3ayvf47p] thead[data-astro-cid-3ayvf47p] th[data-astro-cid-3ayvf47p],.spec-table[data-astro-cid-3ayvf47p] thead[data-astro-cid-3ayvf47p] th[data-astro-cid-3ayvf47p]{border-bottom:2px solid var(--color-rule-strong);color:var(--color-slate);font-family:var(--font-body);font-size:var(--text-2xs);font-weight:700;letter-spacing:.08em;text-transform:uppercase}.chem-table[data-astro-cid-3ayvf47p] tbody[data-astro-cid-3ayvf47p] th[data-astro-cid-3ayvf47p],.spec-table[data-astro-cid-3ayvf47p] tbody[data-astro-cid-3ayvf47p] th[data-astro-cid-3ayvf47p]{font-size:var(--text-base)}.chem-table[data-astro-cid-3ayvf47p] thead[data-astro-cid-3ayvf47p] th[data-astro-cid-3ayvf47p]:first-child{width:18%}.chem-table[data-astro-cid-3ayvf47p] thead[data-astro-cid-3ayvf47p] th[data-astro-cid-3ayvf47p]:nth-child(2),.chem-table[data-astro-cid-3ayvf47p] thead[data-astro-cid-3ayvf47p] th[data-astro-cid-3ayvf47p]:nth-child(3){width:41%}.spec-table[data-astro-cid-3ayvf47p] thead[data-astro-cid-3ayvf47p] th[data-astro-cid-3ayvf47p]:first-child{width:18%}.spec-table[data-astro-cid-3ayvf47p] thead[data-astro-cid-3ayvf47p] th[data-astro-cid-3ayvf47p]:nth-child(2){width:27%}.spec-table[data-astro-cid-3ayvf47p] tbody[data-astro-cid-3ayvf47p] td[data-astro-cid-3ayvf47p]:first-of-type{color:var(--color-ink);font-weight:600}}.ordered-steps[data-astro-cid-3ayvf47p]{margin-block:1.75rem;padding-inline-start:1.5rem}.ordered-steps[data-astro-cid-3ayvf47p] li[data-astro-cid-3ayvf47p]+li[data-astro-cid-3ayvf47p]{margin-block-start:.9rem}.sr-only[data-astro-cid-3ayvf47p]{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}