.wordmark { font-size: 27px; font-weight: 650; letter-spacing: -1px; color: inherit; text-decoration: none; }
.wordmark span { color: var(--accent); }
.back-link, footer a { color: var(--accent); text-decoration: none; font-size: 13px; }
.back-link:hover, footer a:hover { text-decoration: underline; }
.explanation header { margin-bottom: 64px; }
.explanation article { max-width: 640px; margin: 0 auto; }
.eyebrow { text-transform: uppercase; letter-spacing: 2px; color: var(--accent); font-size: 11px; margin-bottom: 18px; }
.explanation article h1 { font-size: clamp(30px, 6vw, 44px); line-height: 1.15; font-weight: 550; letter-spacing: -1.6px; }
.explanation p { font-size: 14px; line-height: 1.8; color: #b1b5c3; }
.explanation .lead { font-size: 16px; max-width: 540px; margin: 22px 0 30px; }
.pipeline { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; margin: 0; }
.pipeline li { padding: 18px; display: flex; flex-direction: column; gap: 8px; }
.pipeline li + li { border-left: 1px solid var(--line); }
.pipeline span { color: var(--accent); font-size: 11px; }
.pipeline b { font-size: 14px; font-weight: 500; }
.pipeline small { font-size: 11px; color: var(--muted); }
.explanation section { margin-top: 44px; }
.explanation h2 { font-size: 19px; color: #eceef4; font-weight: 550; letter-spacing: -.4px; }
.section-heading { display: flex; align-items: baseline; gap: 12px; }
.section-heading span { font-size: 12px; color: var(--muted); }
.feature-illustration { display: flex; align-items: center; gap: 28px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 20px 0; margin-top: 20px; }
.feature-illustration svg { width: 130px; flex-shrink: 0; }
.feature-illustration p { margin: 0; font-size: 13px; }
.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 12px; line-height: 1.6; }
th, td { padding: 12px 0; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
thead th { color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: 1px; font-weight: 500; }
tbody th { font-weight: 500; width: 27%; padding-right: 16px; }
td { color: #b1b5c3; padding-right: 16px; }
td:last-child, th:last-child { padding-right: 0; text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
td:last-child { color: var(--accent); }
.explanation .formula { font-size: 12px; color: var(--accent); }
.explanation .aside { font-size: 12px; color: var(--muted); }
.explanation strong { font: inherit; font-weight: 550; }
code { color: #c7cad5; font-size: 12px; }
.worked-example { margin: 24px 0; padding: 20px; border: 1px solid var(--line); border-radius: 8px; background: #17191f; }
.worked-example h3 { margin: 0; font-size: 14px; font-weight: 550; }
.worked-example p { font-size: 13px; }
.worked-example tbody th { width: auto; }
.worked-example td { padding-right: 12px; font-variant-numeric: tabular-nums; }
.training-steps { padding-left: 22px; color: #b1b5c3; font-size: 14px; line-height: 1.8; }
.training-steps li { margin: 10px 0; padding-left: 6px; }
footer { border-top: 1px solid var(--line); margin: 44px 0 20px; padding-top: 20px; font-size: 11px; color: var(--muted); line-height: 1.8; }
footer a { display: block; margin-top: 16px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
@media (max-width: 520px) { .explanation header { margin-bottom: 42px; } .pipeline li { padding: 14px 10px; } .pipeline small { font-size: 10px; } .feature-illustration { gap: 18px; } .feature-illustration svg { width: 100px; } tbody th { width: 30%; padding-right: 10px; } }