:root{--font-sans:var(--font-ltg), ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--heading-1-size-value:4;--heading-2-size-value:2.8;--color-brand-text-gray:#6b7280}.tracking-responsive{letter-spacing:-.01em}:lang(zh){--font-sans:var(--font-cjk), var(--font-ltg), ui-sans-serif, system-ui, sans-serif;letter-spacing:normal}:lang(hi){--font-sans:var(--font-devanagari), var(--font-ltg), ui-sans-serif, system-ui, sans-serif;letter-spacing:normal}:lang(zh) .hero-text,:lang(zh) .section-title,:lang(zh) .tracking-responsive,:lang(hi) .hero-text,:lang(hi) .section-title,:lang(hi) .tracking-responsive{letter-spacing:normal}:lang(hi) .hero-text,:lang(hi) .section-title{line-height:1.35}.hero-text{font-family:var(--font-sans);font-size:calc((var(--heading-1-size-value) - 1) * 1vw + 1rem);letter-spacing:-.01em;font-weight:500;line-height:1.1}.section-title{font-family:var(--font-sans);font-size:calc((var(--heading-2-size-value) - 1) * 1vw + 1rem);letter-spacing:-.025em;font-weight:500;line-height:1.06}@keyframes imessage-typing{0%,60%,to{opacity:.35;transform:translateY(0)}30%{opacity:1;transform:translateY(-2px)}}