.learn-nav{background:var(--color-background);border-bottom:1px solid var(--color-border)}.learn-nav__inner{border-right:1px solid var(--color-border);border-left:1px solid var(--color-border);-webkit-overflow-scrolling:touch;scrollbar-width:none;gap:clamp(20px,2.8vw,44px);max-width:1440px;margin:0 auto;padding:0 clamp(20px,7vw,100px);display:flex;overflow-x:auto}.learn-nav__inner::-webkit-scrollbar{display:none}.learn-nav__link{color:var(--color-text-secondary);letter-spacing:.02em;white-space:nowrap;border-bottom:2px solid #0000;flex:none;align-items:baseline;gap:7px;padding:15px 0 13px;font-size:13px;text-decoration:none;transition:color .18s;display:inline-flex}.learn-nav__link:hover{color:var(--color-primary)}.learn-nav__num{color:var(--color-text-muted);font-family:var(--font-geist-mono),monospace;letter-spacing:.12em;font-size:10px;font-weight:700}.learn-nav__link[aria-current=page]{border-bottom-color:var(--color-accent);color:var(--color-primary)}.learn-nav__link[aria-current=page] .learn-nav__num{color:var(--color-accent)}@media (max-width:760px){.learn-nav__inner{border-left:0;border-right:0}}