:root{--primary-blue: #3b82f6;--primary-dark: #2563eb;--accent-cyan: #0ea5e9;--dark-slate: #1e293b;--darker-slate: #0f172a;--text-primary: #1e293b;--text-secondary: #64748b;--text-light: #94a3b8;--background: #ffffff;--background-alt: #f8fafc;--border: #e2e8f0;--success: #10b981}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--text-primary);line-height:1.6;background:var(--background)}h1,h2,h3,h4{font-weight:700;line-height:1.2}h1{font-size:3.5rem}h2{font-size:2.5rem}h3{font-size:1.25rem}p{color:var(--text-secondary)}.btn{display:inline-block;padding:.75rem 1.5rem;border-radius:8px;font-weight:600;text-decoration:none;transition:all .2s ease;cursor:pointer;border:none;font-size:1rem}.btn-primary{background:var(--primary-blue);color:#fff}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 4px 12px #3b82f666}.btn-outline{background:transparent;color:var(--primary-blue);border:2px solid var(--primary-blue)}.btn-outline:hover{background:var(--primary-blue);color:#fff}.btn-large{padding:1rem 2rem;font-size:1.1rem}.btn-full{width:100%;text-align:center}.navbar{position:fixed;top:0;left:0;right:0;background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:1000;border-bottom:1px solid var(--border)}.nav-container{max-width:1200px;margin:0 auto;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center}.logo-img{height:50px;width:auto}.nav-links{display:flex;align-items:center;gap:2rem}.nav-links a{text-decoration:none;color:var(--text-primary);font-weight:500;transition:color .2s}.nav-links a:hover{color:var(--primary-blue)}.nav-links .btn{margin-left:.5rem}.hero{padding:8rem 2rem 4rem;max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center;min-height:100vh}.hero-content h1{margin-bottom:1.5rem;color:var(--dark-slate)}.hero-content .highlight{background:linear-gradient(135deg,var(--primary-blue),var(--accent-cyan));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-size:1.25rem;margin-bottom:2rem;line-height:1.8}.hero-cta{display:flex;gap:1rem;margin-bottom:3rem}.hero-stats{display:flex;gap:3rem}.stat{display:flex;flex-direction:column}.stat-number{font-size:2.5rem;font-weight:800;color:var(--primary-blue)}.stat-label{font-size:.875rem;color:var(--text-secondary)}.hero-image{position:relative}.hero-image img{width:100%;border-radius:12px;box-shadow:0 25px 50px -12px #00000040;border:1px solid var(--border)}.section-container{max-width:1200px;margin:0 auto;padding:6rem 2rem}.section-title{text-align:center;margin-bottom:1rem;color:var(--dark-slate)}.section-subtitle{text-align:center;font-size:1.125rem;max-width:600px;margin:0 auto 4rem}.features{background:var(--background-alt)}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}.feature-card{background:#fff;padding:2rem;border-radius:12px;border:1px solid var(--border);transition:all .3s ease}.feature-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px #0000001a;border-color:var(--primary-blue)}.feature-icon{width:48px;height:48px;background:linear-gradient(135deg,var(--primary-blue),var(--accent-cyan));border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:1.5rem}.feature-icon svg{width:24px;height:24px;color:#fff}.feature-card h3{margin-bottom:.75rem;color:var(--dark-slate)}.feature-card p{font-size:.95rem;line-height:1.7}.how-it-works{background:#fff}.steps{display:flex;align-items:flex-start;justify-content:center;gap:1rem}.step{flex:1;max-width:300px;text-align:center;padding:2rem}.step-number{width:60px;height:60px;background:linear-gradient(135deg,var(--primary-blue),var(--accent-cyan));color:#fff;font-size:1.5rem;font-weight:700;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 1.5rem}.step h3{margin-bottom:1rem;color:var(--dark-slate)}.step p{font-size:.95rem;line-height:1.7}.step-connector{width:80px;height:2px;background:linear-gradient(90deg,var(--primary-blue),var(--accent-cyan));margin-top:4rem}.pricing{background:var(--background-alt)}.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;align-items:stretch}.pricing-card{background:#fff;padding:2.5rem;border-radius:16px;border:1px solid var(--border);display:flex;flex-direction:column;position:relative;transition:all .3s ease}.pricing-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px #0000001a}.pricing-card.featured{border:2px solid var(--primary-blue);transform:scale(1.05)}.pricing-card.featured:hover{transform:scale(1.05) translateY(-4px)}.featured-badge{position:absolute;top:-12px;left:50%;transform:translate(-50%);background:linear-gradient(135deg,var(--primary-blue),var(--accent-cyan));color:#fff;padding:.5rem 1.25rem;border-radius:20px;font-size:.875rem;font-weight:600}.pricing-card h3{font-size:1.5rem;margin-bottom:1rem;color:var(--dark-slate)}.price{margin-bottom:2rem}.price .currency{font-size:1.5rem;font-weight:600;color:var(--text-secondary);vertical-align:top}.price .amount{font-size:3.5rem;font-weight:800;color:var(--dark-slate)}.price .period{font-size:1rem;color:var(--text-secondary)}.pricing-features{list-style:none;flex:1;margin-bottom:2rem}.pricing-features li{padding:.75rem 0;border-bottom:1px solid var(--border);color:var(--text-secondary);display:flex;align-items:center;gap:.75rem}.pricing-features li:before{content:"✓";color:var(--success);font-weight:700}.testimonials{background:var(--dark-slate)}.testimonials .section-title{color:#fff}.testimonial-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem}.testimonial-card{background:var(--darker-slate);padding:2.5rem;border-radius:16px;border:1px solid rgba(255,255,255,.1)}.testimonial-text{font-size:1.125rem;color:#ffffffe6;font-style:italic;margin-bottom:1.5rem;line-height:1.8}.testimonial-author{display:flex;align-items:center;gap:1rem}.author-info{display:flex;flex-direction:column}.author-name{color:#fff;font-weight:600}.author-title{color:var(--text-light);font-size:.875rem}.algorithm-section{background:var(--dark-slate)}.algorithm-section .section-title{color:#fff}.algorithm-section .section-subtitle{color:var(--text-light)}.algorithm-content{display:grid;grid-template-columns:1.5fr 1fr;gap:4rem;align-items:center}.algorithm-text h3{color:#fff;font-size:1.5rem;margin-bottom:1.5rem}.algorithm-text p{color:#fffc;margin-bottom:1.25rem;line-height:1.8}.visual-box{background:var(--darker-slate);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:2.5rem;text-align:center}.visual-title{color:#fff;font-weight:700;font-size:1.125rem;margin-bottom:2rem}.visual-points{display:flex;flex-direction:column;gap:1rem;margin-bottom:2rem}.point{background:linear-gradient(135deg,var(--primary-blue),var(--accent-cyan));color:#fff;padding:.75rem 1.25rem;border-radius:8px;font-weight:500;font-size:.95rem}.visual-arrow{color:var(--accent-cyan);font-weight:700;font-size:1rem;padding-top:1rem;border-top:2px dashed rgba(255,255,255,.2)}@media(max-width:1024px){.algorithm-content{grid-template-columns:1fr;gap:2rem}.visual-box{max-width:400px;margin:0 auto}}.cta{background:linear-gradient(135deg,var(--primary-blue),var(--accent-cyan));color:#fff}.cta .section-container{text-align:center}.cta h2{color:#fff;margin-bottom:1rem}.cta p{color:#ffffffe6;font-size:1.125rem;max-width:600px;margin:0 auto 2.5rem}.btn-cta{background:#fff;color:var(--primary-blue);font-weight:700;padding:1.25rem 3rem;font-size:1.125rem}.btn-cta:hover{background:var(--dark-slate);color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px #0000004d}.footer{background:var(--darker-slate);color:#fff}.footer-container{max-width:1200px;margin:0 auto;padding:4rem 2rem;display:grid;grid-template-columns:1.5fr 2fr;gap:4rem}.footer-logo{height:60px;margin-bottom:1rem}.footer-brand p{color:var(--text-light);max-width:300px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}.footer-column h4{color:#fff;margin-bottom:1.5rem;font-size:1rem}.footer-column a{display:block;color:var(--text-light);text-decoration:none;padding:.5rem 0;transition:color .2s}.footer-column a:hover{color:var(--accent-cyan)}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:1.5rem 2rem;text-align:center}.footer-bottom p{color:var(--text-light);font-size:.875rem}@media(max-width:1024px){h1{font-size:2.75rem}.hero{grid-template-columns:1fr;text-align:center;padding-top:6rem;min-height:auto}.hero-content{order:1}.hero-image{order:2;max-width:600px;margin:0 auto}.hero-cta,.hero-stats{justify-content:center}.features-grid{grid-template-columns:repeat(2,1fr)}.pricing-grid{grid-template-columns:1fr;max-width:400px;margin:0 auto}.pricing-card.featured{transform:none}.pricing-card.featured:hover{transform:translateY(-4px)}.testimonial-grid{grid-template-columns:1fr}}@media(max-width:768px){h1{font-size:2.25rem}h2{font-size:2rem}.nav-links{display:none}.features-grid{grid-template-columns:1fr}.steps{flex-direction:column;align-items:center}.step-connector{width:2px;height:40px;margin:0}.footer-container{grid-template-columns:1fr;gap:3rem}.footer-links{grid-template-columns:repeat(2,1fr)}.hero-stats{flex-direction:column;gap:1.5rem}}