kbd{font-family:var(--font-geist-mono),monospace;font-size:10px;line-height:1;letter-spacing:.02em;color:var(--text-secondary);background:var(--bg-tertiary);border:1px solid var(--border-secondary);border-radius:3px;padding:5px 7px;white-space:nowrap}.kbd-seq,kbd{display:inline-flex;align-items:center}.kbd-seq{gap:7px;flex-wrap:wrap}.kbd-seq .plus{font-family:var(--font-geist-mono),monospace;font-size:11px;color:var(--text-faint)}.echo-hk{display:flex;align-items:center;gap:10px;padding-bottom:16px;margin-bottom:4px;border-bottom:1px solid var(--border-primary)}.echo-hk .hk-lab{font-family:var(--font-geist-mono),monospace;font-size:9.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-faint);margin-left:auto}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:40px}.step{position:relative;display:flex;flex-direction:column;gap:11px;padding:24px 22px;border:1px solid var(--border-primary);border-top:2px solid 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.fk{font-family:var(--font-geist-mono),monospace;font-size:9px;letter-spacing:.1em;text-transform:uppercase;color:color-mix(in srgb,var(--accent-red) 70%,var(--text-muted))}.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:40px}.feat{display:flex;flex-direction:column;gap:12px;padding:24px 22px;border:1px solid var(--border-primary);border-radius:4px;background:var(--bg-card);transition:transform .18s,box-shadow .18s,border-color .15s}.feat:hover{transform:translateY(-3px);box-shadow:0 22px 46px -28px rgba(0,0,0,.4);border-color:var(--border-secondary)}.feat .ic{width:34px;height:34px;border:1px solid var(--border-secondary);border-radius:4px;display:grid;place-items:center}.feat .ic svg{width:18px;height:18px;stroke:var(--accent-green);stroke-width:1.5;fill:none}.feat h4{font-family:var(--font-display);font-weight:400;font-size:21px;margin:0;color:var(--text-primary);letter-spacing:-.01em}.feat 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