:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth}body{margin:0;min-width:320px}.hero-gradient{background:radial-gradient(ellipse 80% 50% at 50% -10%,rgba(59,130,246,.06),transparent),radial-gradient(ellipse 50% 40% at 80% 60%,rgba(139,92,246,.03),transparent),radial-gradient(ellipse 50% 40% at 20% 80%,rgba(34,197,94,.03),transparent)}.gradient-text{background:linear-gradient(135deg,hsl(var(--accents-blue)),#2563eb,#1d4ed8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.msg-user{background:hsl(var(--accents-blue));color:#fff;padding:10px 14px;font-size:15px;line-height:1.4;border-radius:16px 16px 4px}.msg-bot{background:hsl(var(--neutrals-muted));color:hsl(var(--fg-primary));padding:10px 14px;font-size:15px;line-height:1.4;border-radius:16px 16px 16px 4px}.phone-mockup{background:hsl(var(--neutrals-surface));border:1px solid hsl(var(--border-default));border-radius:32px;box-shadow:0 25px 60px #00000014,0 8px 24px #0000000a;overflow:hidden}.phone-mockup-inner{padding:24px 16px 16px}.phone-notch{width:80px;height:6px;border-radius:3px;background:hsl(var(--neutrals-emphasis));margin:0 auto 16px}@keyframes fadeInUp{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}.fade-in-up{animation:fadeInUp .6s ease-out forwards}.fade-in-up-delay-1{animation-delay:.1s;opacity:0}.fade-in-up-delay-2{animation-delay:.2s;opacity:0}.fade-in-up-delay-3{animation-delay:.3s;opacity:0}.fade-in-up-delay-4{animation-delay:.5s;opacity:0}.dot-grid{background-image:radial-gradient(circle,hsl(var(--border-default)) 1px,transparent 1px);background-size:24px 24px}.section{padding:80px 0}@media(max-width:640px){.section{padding:48px 0}}.nav-blur{backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);background:hsla(var(--neutrals-background),.85)}.feature-card{transition:all .2s ease}.feature-card:hover{border-color:hsl(var(--border-strong));box-shadow:0 4px 16px #0000000a;transform:translateY(-2px)}.step-line{width:2px;background:hsl(var(--border-default))}.cta-gradient{background:linear-gradient(135deg,hsl(var(--accents-blue)),#2563eb)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#0000001a;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#0003}