:root{--primary-color:#7530fe;--primary-hover:#5a1fc7;--secondary-color:#2ee59d;--text-main:#1d1d1f;--text-secondary:#6e6e73;--bg-light:#fbfbfd;--white:#fff;--border-radius:12px;--container-width:1200px;--transition:all 0.3s cubic-bezier(0.4,0,0.2,1)}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--white);color:var(--text-main);font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none;transition:var(--transition)}ul{list-style:none}.container{margin:0 auto;max-width:var(--container-width);padding:0 24px}.listfast-topbar{box-shadow:0 2px 10px rgba(0,0,0,.1);position:sticky!important;top:0;z-index:1000}.logo{align-items:center;color:var(--white);display:flex;font-size:22px;font-weight:800}.logo span.ai{color:var(--secondary-color);margin-left:2px}.nav-links{align-items:center;display:flex;gap:24px}.nav-links a{color:hsla(0,0%,100%,.9);font-size:14px;font-weight:500}.nav-links a:hover{color:var(--white);transform:translateY(-1px)}.auth-buttons{align-items:center;display:flex;gap:12px}.btn-signin{background:var(--white);border-radius:8px;color:var(--primary-color);font-size:14px;font-weight:600;padding:8px 20px}.btn-signin:hover{background:#f0f0f0;transform:scale(1.02)}.hero{background:radial-gradient(circle at top right,rgba(117,48,254,.05),transparent);padding:100px 0 80px;text-align:center}.hero h1{color:var(--text-main);font-size:64px;font-weight:800;letter-spacing:-.02em;line-height:1.1;margin-bottom:24px}.hero h1 span{color:var(--primary-color)}.hero p{color:var(--text-secondary);font-size:20px;margin:0 auto 40px;max-width:700px}.cta-group{display:flex;gap:16px;justify-content:center}.btn-primary{background-color:var(--primary-color);border-radius:30px;box-shadow:0 4px 14px rgba(117,48,254,.3);color:var(--white);font-size:18px;font-weight:600;padding:16px 32px}.btn-primary:hover{background-color:var(--primary-hover);box-shadow:0 6px 20px rgba(117,48,254,.4);transform:translateY(-2px)}.hero-visual{margin-left:auto;margin-right:auto;margin-top:60px;max-width:1000px;position:relative}.hero-visual img{border:1px solid rgba(0,0,0,.05);border-radius:20px;box-shadow:0 20px 40px rgba(0,0,0,.1);width:100%}.workflow{background-color:var(--bg-light);padding:80px 0}.section-title{margin-bottom:60px;text-align:center}.section-title h2{font-size:40px;font-weight:700;margin-bottom:16px}.section-title p{color:var(--text-secondary);font-size:18px}.workflow-steps{display:grid;gap:40px;grid-template-columns:repeat(3,1fr)}.step-card{padding:30px;text-align:center}.step-icon{align-items:center;background:var(--white);border-radius:24px;box-shadow:0 10px 20px rgba(0,0,0,.05);color:var(--primary-color);display:flex;font-size:32px;height:80px;justify-content:center;margin:0 auto 24px;width:80px}.step-card h3{font-size:20px;margin-bottom:12px}.step-card p{color:var(--text-secondary);font-size:15px}.features{padding:100px 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p{color:var(--text-secondary);font-size:14px;letter-spacing:.1em;margin-bottom:30px;text-transform:uppercase}.platform-logos{align-items:center;display:flex;filter:grayscale(1);flex-wrap:wrap;gap:60px;justify-content:center;opacity:.6}.platform-logos i{font-size:32px}.platform-logos span{font-size:24px;font-weight:700}.proof{background:linear-gradient(180deg,#fff,#f7f7fb);padding:80px 0}.proof-grid{display:grid;gap:24px;grid-template-columns:repeat(4,1fr);margin-top:40px}.proof-card{background:var(--white);border:1px solid #ededed;border-radius:var(--border-radius);box-shadow:0 10px 30px rgba(0,0,0,.05);padding:24px;text-align:center}.proof-card h3{color:var(--primary-color);font-size:28px;margin-bottom:8px}.proof-card p{color:var(--text-secondary);font-size:14px}.solutions{background-color:var(--bg-light);padding:100px 0}.solutions-grid{display:grid;gap:30px;grid-template-columns:repeat(3,1fr)}.solution-card{background:var(--white);border:1px solid #ededed;border-radius:var(--border-radius);padding:28px;transition:var(--transition)}.solution-card:hover{border-color:var(--primary-color);box-shadow:0 12px 24px rgba(0,0,0,.08);transform:translateY(-6px)}.solution-card h3{font-size:20px;margin:16px 0 10px}.solution-card p{color:var(--text-secondary);font-size:14px}.trust{padding:90px 0}.trust-grid{display:grid;gap:28px;grid-template-columns:repeat(3,1fr)}.trust-card{border:1px solid #ededed;border-radius:var(--border-radius);padding:24px}.trust-card h4{font-size:18px;margin:16px 0 10px}.trust-card p{color:var(--text-secondary);font-size:14px}.testimonials{background:var(--bg-light);padding:100px 0}.testimonial-grid{display:grid;gap:30px;grid-template-columns:repeat(3,1fr)}.testimonial-card{background:var(--white);border:1px solid #ededed;border-radius:var(--border-radius);padding:28px}.testimonial-card p{color:var(--text-secondary);font-size:15px;margin-bottom:20px}.testimonial-user{align-items:center;display:flex;gap:12px}.testimonial-user img{border-radius:50%;height:48px;object-fit:cover;width:48px}.testimonial-user span{color:var(--text-main);font-size:14px;font-weight:600}.final-cta{background:linear-gradient(135deg,rgba(117,48,254,.08),rgba(46,229,157,.08));padding:90px 0;text-align:center}.final-cta h2{font-size:36px;margin-bottom:16px}.final-cta p{color:var(--text-secondary);margin:0 auto 32px;max-width:720px}@media (max-width:768px){.hero h1{font-size:40px}.auth-buttons,.nav-links{display:none}.feature-grid,.footer-grid,.proof-grid,.solutions-grid,.testimonial-grid,.trust-grid,.workflow-steps{grid-template-columns:1fr}.hero p{font-size:16px}.platform-logos{gap:30px}}