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*:after{box-sizing:border-box}.diamond-fluorescence img{display:block;max-width:100%;height:auto}.diamond-fluorescence .fluor-inner{max-width:1240px;margin:0 auto;padding-left:32px;padding-right:32px}.diamond-fluorescence .fluor-measure{max-width:820px}.diamond-fluorescence .fluor-measure--lede{max-width:720px}.diamond-fluorescence .fluor-eyebrow{margin:0 0 16px;color:var(--teal-text);font-size:11px;font-weight:500;letter-spacing:.14em;line-height:1.4;text-transform:uppercase}.diamond-fluorescence h1,.diamond-fluorescence h2,.diamond-fluorescence h3{font-family:var(--font-display, "Playfair Display", Georgia, serif);font-weight:400;color:var(--navy)}.diamond-fluorescence .fluor-breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding-top:28px;font-size:12px;letter-spacing:.02em;color:var(--ink-muted)}.diamond-fluorescence .fluor-breadcrumb a{color:var(--ink-muted);text-decoration:none;transition:color var(--ease)}.diamond-fluorescence .fluor-breadcrumb 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.fluor-scale__intro{max-width:660px;margin-bottom:48px}.diamond-fluorescence .fluor-scale__intro .fluor-eyebrow{color:var(--teal-soft)}.diamond-fluorescence .fluor-scale__h2{margin:0 0 16px;color:var(--white);font-size:34px;line-height:1.2}.diamond-fluorescence .fluor-scale__lead{margin:0;color:var(--navy-body);font-size:15px;line-height:1.8}.diamond-fluorescence .fluor-scale__grid{display:grid;grid-template-columns:repeat(5,1fr);gap:28px;margin:0;padding-top:40px;border-top:1px solid var(--navy-rule)}.diamond-fluorescence .fluor-grade{margin:0}.diamond-fluorescence .fluor-grade__swatch{display:block;width:34px;height:34px;margin-bottom:18px;border-radius:999px}.diamond-fluorescence .fluor-grade__swatch--none{background:#ffffff0f;border:1px solid rgba(255,255,255,.14)}.diamond-fluorescence .fluor-grade__swatch--faint{background:#3bbba429;border:1px solid rgba(59,187,164,.3)}.diamond-fluorescence .fluor-grade__swatch--medium{background:#3bbba466;border:1px solid rgba(59,187,164,.55)}.diamond-fluorescence .fluor-grade__swatch--strong{background:#3bbba4b8;border:1px solid rgba(59,187,164,.85)}.diamond-fluorescence .fluor-grade__swatch--very-strong{background:var(--teal);border:1px solid var(--teal);box-shadow:0 0 24px #3bbba48c}.diamond-fluorescence .fluor-grade__name{margin:0 0 12px;color:var(--white);font-family:var(--font-display, "Playfair Display", Georgia, serif);font-size:21px;line-height:1.2}.diamond-fluorescence .fluor-grade__body{margin:0;color:var(--navy-body-soft);font-size:14px;line-height:1.7}.diamond-fluorescence .fluor-physics{padding-top:80px;padding-bottom:80px}.diamond-fluorescence .fluor-physics__grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:start}.diamond-fluorescence .fluor-physics__h2{margin:0 0 20px;font-size:34px;line-height:1.2}.diamond-fluorescence .fluor-physics__copy{margin:0 0 18px;color:var(--ink-soft);font-size:15px;line-height:1.8}.diamond-fluorescence 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Georgia, serif);font-size:clamp(24px,2.3vw,31px);line-height:1.4;text-wrap:pretty}.diamond-fluorescence .fluor-bench__grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:64px;align-items:center}.diamond-fluorescence .fluor-bench__media{min-width:0}.diamond-fluorescence .fluor-bench__media img{width:100%;border:1px solid var(--border);border-radius:var(--radius-img)}.diamond-fluorescence .fluor-bench__h2{margin:0 0 20px;font-size:34px;line-height:1.2}.diamond-fluorescence .fluor-bench__copy{margin:0 0 18px;color:var(--ink-soft);font-size:15px;line-height:1.8}.diamond-fluorescence .fluor-bench__test{margin-top:6px;padding-top:22px;border-top:1px solid var(--border-strong)}.diamond-fluorescence .fluor-bench__test-label{margin:0 0 12px;color:var(--ink-muted);font-size:11px;font-weight:500;letter-spacing:.14em;line-height:1.4;text-transform:uppercase}.diamond-fluorescence .fluor-bench__test-body{margin:0;color:var(--ink-soft);font-size:14.5px;line-height:1.75}.diamond-fluorescence .fluor-faq{padding-top:80px;padding-bottom:80px}.diamond-fluorescence .faq-section__heading{margin:0 0 44px;color:var(--navy);font-family:var(--font-display, "Playfair Display", Georgia, serif);font-size:34px;font-weight:400;line-height:1.2;text-align:center}.diamond-fluorescence .faq-section__list{display:grid;grid-template-columns:1fr 1fr;gap:40px 64px;margin:0;padding:0;list-style:none}.diamond-fluorescence .faq-section__item{margin:0;padding-top:22px;border-top:1px solid var(--border-strong)}.diamond-fluorescence .faq-section__question{margin:0 0 12px;color:var(--navy);font-family:var(--font-display, "Playfair Display", Georgia, serif);font-size:21px;font-weight:400;line-height:1.3}.diamond-fluorescence .faq-section__answer{color:var(--ink-soft);font-size:14.5px;line-height:1.8}.diamond-fluorescence .fluor-author{padding-bottom:80px}.diamond-fluorescence .author-bio-box{margin:0;padding:30px 34px;border:1px solid var(--border);border-radius:var(--radius-card);background:var(--white);box-shadow:var(--shadow-sm);font-size:inherit;line-height:inherit;color:inherit}.diamond-fluorescence .author-bio-box__heading{margin:0 0 14px;color:var(--teal-text);font-family:var(--font-body, "DM Sans", system-ui, sans-serif);font-size:11px;font-weight:500;letter-spacing:.14em;line-height:1.4;text-transform:uppercase}.diamond-fluorescence .author-bio-box__name{margin:0 0 12px;color:var(--ink-soft);font-size:15px;line-height:1.8}.diamond-fluorescence .author-bio-box__name strong{color:var(--navy);font-weight:500}.diamond-fluorescence .author-bio-box__tagline{margin:0;color:var(--ink-muted);font-size:14.5px;line-height:1.8}.diamond-fluorescence .fluor-related{padding-top:72px;padding-bottom:72px;background:var(--warm-white);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.diamond-fluorescence 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