body{overflow-x:hidden}.landing-nav{position:fixed;top:0;left:0;right:0;z-index:100;height:60px;display:flex;align-items:center;padding:0 32px;gap:24px;background:hsla(0,0%,100%,.8);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);transition:background var(--transition)}[data-theme=dark] .landing-nav{background:rgba(14,17,23,.85)}.landing-nav .logo{margin-right:auto}.nav-links{display:flex;align-items:center;gap:4px}.nav-link{padding:6px 14px;border-radius:var(--radius-md);font-size:.875rem;color:var(--text-2);transition:background var(--transition),color var(--transition)}.nav-link:hover{background:var(--bg-3);color:var(--text-1)}.nav-actions{display:flex;gap:8px}.hero{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:80px 24px 60px;position:relative;overflow:hidden}.hero:before{background-image:linear-gradient(var(--border) 1px,transparent 1px),linear-gradient(90deg,var(--border) 1px,transparent 1px);background-size:40px 40px;opacity:.5}.hero:after,.hero:before{content:"";position:absolute;inset:0;pointer-events:none}.hero:after{background:radial-gradient(ellipse 80% 60% at 50% 50%,transparent 40%,var(--bg) 100%)}.hero-content{position:relative;z-index:1;max-width:680px}.hero-pill{display:inline-flex;align-items:center;gap:7px;padding:5px 14px;background:var(--accent-dim);border:1px solid var(--accent-border);border-radius:99px;font-size:.78rem;font-weight:600;color:var(--accent);letter-spacing:.03em;margin-bottom:24px;animation:fadeUp .5s ease .1s both}.hero-pill-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);animation:pulse 2s ease infinite}.hero-headline{font-size:clamp(2.2rem,6vw,3.4rem);font-weight:700;letter-spacing:-.04em;line-height:1.1;margin-bottom:20px;animation:fadeUp .5s ease .2s both}.hero-headline span{color:var(--accent);position:relative}.hero-sub{font-size:1.05rem;color:var(--text-2);line-height:1.7;max-width:500px;margin:0 auto 32px;animation:fadeUp .5s ease .3s both}.hero-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;animation:fadeUp .5s ease .4s both}.hero-actions .btn{font-size:.95rem;padding:11px 24px}.hero-trust{margin-top:40px;font-size:.78rem;color:var(--text-3);animation:fadeUp .5s ease .5s both;gap:16px;justify-content:center}.hero-trust,.trust-item{display:flex;align-items:center}.trust-item{gap:5px}.trust-sep{width:3px;height:3px;border-radius:50%;background:var(--border-2)}.chat-preview-section{padding:0 24px 80px;display:flex;justify-content:center;position:relative}.chat-preview{width:100%;max-width:680px;background:var(--bg);border:1px solid var(--border-2);border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg),0 0 0 1px var(--border);animation:fadeUp .6s ease .6s both}.preview-topbar{height:44px;background:var(--bg-2);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 16px;gap:6px}.preview-dot{width:10px;height:10px;border-radius:50%}.preview-title{flex:1 1;text-align:center;font-size:.78rem;color:var(--text-3);font-weight:500;margin-right:36px}.preview-messages{padding:20px 20px 16px;display:flex;flex-direction:column;gap:14px}.preview-msg{display:flex;gap:10px}.preview-avatar{width:26px;height:26px;border-radius:7px;display:grid;place-items:center;font-size:.65rem;font-weight:700;flex-shrink:0;margin-top:1px}.preview-text{font-size:.84rem;line-height:1.6;color:var(--text-1);padding-top:2px}.preview-input-bar{padding:10px 16px 14px;border-top:1px solid var(--border)}.preview-input{background:var(--bg-2);border:1px solid var(--border-2);border-radius:var(--radius-lg);padding:9px 14px;font-size:.84rem;color:var(--text-3);font-family:var(--font)}.features-section{padding:80px 24px}.section-eyebrow{text-align:center;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);margin-bottom:12px}.section-title-lg{text-align:center;font-size:clamp(1.5rem,3vw,2rem);font-weight:700;letter-spacing:-.03em;margin-bottom:10px}.section-sub{text-align:center;font-size:.9rem;color:var(--text-3);max-width:460px;margin:0 auto 48px;line-height:1.6}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:16px;gap:16px;max-width:1000px;margin:0 auto}.feature-card{background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px;transition:border-color var(--transition),transform var(--transition)}.feature-card:hover{border-color:var(--border-2);transform:translateY(-2px)}.feature-card-icon{width:36px;height:36px;background:var(--accent-dim);border-radius:9px;display:grid;place-items:center;color:var(--accent);margin-bottom:14px}.feature-card h3{font-size:.92rem;font-weight:600;margin-bottom:6px}.feature-card p{font-size:.82rem;color:var(--text-3);line-height:1.6}.cta-section{padding:0 24px 80px;display:flex;justify-content:center}.cta-inner{max-width:600px;width:100%;background:var(--bg-2);border:1px solid var(--border-2);border-radius:var(--radius-xl);padding:48px 40px;text-align:center;position:relative;overflow:hidden}.cta-inner:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--accent-light))}.cta-inner h2{font-size:1.6rem;font-weight:700;letter-spacing:-.03em;margin-bottom:10px}.cta-inner p{font-size:.9rem;color:var(--text-2);margin-bottom:24px;line-height:1.6}.cta-inner .hero-actions{animation:none}.landing-footer{border-top:1px solid var(--border);padding:24px 32px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.footer-links{display:flex;gap:20px}.footer-link{font-size:.8rem;color:var(--text-3);transition:color var(--transition)}.footer-link:hover{color:var(--text-1)}.footer-copy{font-size:.78rem;color:var(--text-3)}@media (max-width:768px){.features-grid{grid-template-columns:1fr}.nav-links{display:none}.landing-nav{padding:0 18px}.hero-headline{font-size:2rem}}