*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:Pretendard,-apple-system,BlinkMacSystemFont,system-ui,sans-serif;background:#fafafa;color:#111;line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}ul{list-style:none}:root{--black: #000;--dark: #111;--gray-900: #1a1a1a;--gray-800: #2d2d2d;--gray-700: #404040;--gray-600: #525252;--gray-500: #737373;--gray-400: #a3a3a3;--gray-300: #d4d4d4;--gray-200: #e5e5e5;--gray-100: #f5f5f5;--white: #fff;--gradient: linear-gradient(135deg, #000 0%, #1a1a2e 50%, #2d2d44 100%);--gradient-text: linear-gradient(135deg, #000 0%, #374151 100%);--container: 1200px;--section-padding: 120px}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.3;letter-spacing:-.02em}.gradient-text{background:var(--gradient-text);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.btn-primary{display:inline-flex;align-items:center;justify-content:center;padding:12px 24px;background:var(--gradient);color:var(--white);border:none;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px #0003}.btn-primary.large{padding:16px 32px;font-size:16px;border-radius:10px}.btn-secondary{display:inline-flex;align-items:center;justify-content:center;padding:12px 24px;background:var(--white);color:var(--dark);border:1px solid var(--gray-300);border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;transition:all .2s}.btn-secondary:hover{background:var(--gray-100);border-color:var(--gray-400)}.btn-text{font-size:15px;font-weight:500;color:var(--gray-600);transition:color .2s}.btn-text:hover{color:var(--dark)}.nav{position:fixed;top:0;left:0;right:0;z-index:1000;background:#fafafae6;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--gray-200)}.nav-container{max-width:var(--container);margin:0 auto;padding:0 24px;height:72px;display:flex;align-items:center;justify-content:space-between}.logo{display:flex;align-items:center;gap:8px}.logo-icon{font-size:28px}.logo-text{font-size:22px;font-weight:800;letter-spacing:-.03em}.nav-links{display:flex;gap:40px}.nav-links a{font-size:15px;font-weight:500;color:var(--gray-600);transition:color .2s}.nav-links a:hover{color:var(--dark)}.nav-actions{display:flex;align-items:center;gap:24px}.hero{min-height:100vh;display:flex;align-items:center;padding:120px 24px 80px;max-width:var(--container);margin:0 auto;gap:80px}.hero-content{flex:1}.hero-badge{display:inline-block;padding:8px 16px;background:var(--gray-100);border-radius:100px;font-size:13px;font-weight:600;color:var(--gray-600);margin-bottom:24px;letter-spacing:.05em}.hero-title{font-size:56px;font-weight:800;line-height:1.15;margin-bottom:24px;letter-spacing:-.03em}.hero-subtitle{font-size:18px;color:var(--gray-600);margin-bottom:40px;line-height:1.7}.hero-cta{display:flex;gap:12px;margin-bottom:16px}.hero-input{padding:16px 20px;width:280px;border:1px solid var(--gray-300);border-radius:10px;font-size:15px;outline:none;transition:border-color .2s}.hero-input:focus{border-color:var(--dark)}.hero-note{font-size:13px;color:var(--gray-500)}.hero-visual{flex:1}.dashboard-preview{background:var(--white);border-radius:16px;box-shadow:0 24px 80px #0000001f;overflow:hidden}.preview-header{background:var(--gray-100);padding:12px 16px;display:flex;align-items:center;gap:12px}.preview-dots{display:flex;gap:6px}.preview-dots span{width:10px;height:10px;border-radius:50%;background:var(--gray-300)}.preview-dots span:first-child{background:#ff5f57}.preview-dots span:nth-child(2){background:#ffbd2e}.preview-dots span:nth-child(3){background:#28ca41}.preview-title{font-size:13px;color:var(--gray-500)}.preview-content{display:flex;height:320px}.preview-sidebar{width:60px;background:var(--gray-900);padding:16px 12px;display:flex;flex-direction:column;gap:12px}.preview-menu{height:36px;background:var(--gray-700);border-radius:6px}.preview-menu.active{background:var(--white)}.preview-main{flex:1;padding:20px;display:flex;flex-direction:column;gap:16px;background:var(--gray-100)}.preview-card{background:var(--white);padding:20px;border-radius:12px}.preview-stat{display:flex;justify-content:space-between;align-items:center}.stat-label{color:var(--gray-500);font-size:14px}.stat-value{font-size:24px;font-weight:700;color:#10b981}.preview-chart{flex:1;background:var(--white);border-radius:12px;background:linear-gradient(180deg,var(--white) 0%,var(--gray-100) 100%)}.preview-heatmap{height:80px;background:var(--white);border-radius:12px;position:relative}.heatmap-dot{position:absolute;width:30px;height:30px;border-radius:50%;opacity:.7}.heatmap-dot.hot{background:#ef4444;top:20px;left:30%}.heatmap-dot.warm{background:#f59e0b;top:40px;left:50%}.heatmap-dot.cool{background:#3b82f6;top:25px;left:70%}.logos{padding:60px 24px;text-align:center;border-top:1px solid var(--gray-200);border-bottom:1px solid var(--gray-200)}.logos p{font-size:14px;color:var(--gray-500);margin-bottom:24px}.logos-grid{display:flex;justify-content:center;gap:60px;flex-wrap:wrap}.logos-grid span{font-size:18px;font-weight:600;color:var(--gray-400)}.section-container{max-width:var(--container);margin:0 auto;padding:0 24px}.section-header{margin-bottom:80px}.section-header.center{text-align:center}.section-label{display:inline-block;font-size:13px;font-weight:600;color:var(--gray-500);text-transform:uppercase;letter-spacing:.1em;margin-bottom:16px}.section-title{font-size:44px;line-height:1.2}.section-subtitle{font-size:18px;color:var(--gray-500);margin-top:16px}.problem{padding:var(--section-padding) 0;background:var(--white)}.problem-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:60px}.problem-card{padding:40px;background:var(--gray-100);border-radius:16px}.problem-icon{font-size:40px;margin-bottom:20px}.problem-card h3{font-size:20px;margin-bottom:12px}.problem-card p{color:var(--gray-600);font-size:15px}.features{padding:var(--section-padding) 0}.feature-block{display:flex;align-items:center;gap:80px;margin-bottom:120px}.feature-block.reverse{flex-direction:row-reverse}.feature-content{flex:1}.feature-number{font-size:14px;font-weight:700;color:var(--gray-400);margin-bottom:16px;display:block}.feature-content h3{font-size:36px;margin-bottom:20px}.feature-content p{font-size:17px;color:var(--gray-600);margin-bottom:24px;line-height:1.7}.feature-list{display:flex;flex-direction:column;gap:12px}.feature-list li{display:flex;align-items:center;gap:12px;font-size:15px;color:var(--gray-700)}.feature-list li:before{content:"✓";display:flex;align-items:center;justify-content:center;width:20px;height:20px;background:var(--dark);color:var(--white);border-radius:50%;font-size:11px}.feature-visual{flex:1}.visual-session{background:var(--white);padding:32px;border-radius:16px;box-shadow:0 16px 48px #00000014}.session-player{background:var(--gray-900);border-radius:12px;overflow:hidden}.player-screen{height:200px;background:linear-gradient(135deg,var(--gray-800) 0%,var(--gray-900) 100%)}.player-controls{display:flex;align-items:center;gap:16px;padding:16px;background:var(--gray-800)}.play-btn{color:var(--white);font-size:14px}.progress-bar{flex:1;height:4px;background:var(--gray-700);border-radius:2px}.progress{width:40%;height:100%;background:var(--white);border-radius:2px}.time{color:var(--gray-400);font-size:13px}.visual-heatmap{background:var(--white);padding:32px;border-radius:16px;box-shadow:0 16px 48px #00000014}.heatmap-page{background:var(--gray-100);border-radius:12px;overflow:hidden;height:280px}.hm-header{height:40px;background:var(--gray-200)}.hm-content{position:relative;height:calc(100% - 40px)}.hm-spot{position:absolute;width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center}.hm-spot.hot{background:#ef444480}.hm-spot.warm{background:#f59e0b80}.hm-spot.cool{background:#3b82f680}.hm-spot.rage{background:#ef44444d;border:2px solid #ef4444}.visual-ai{background:var(--white);padding:32px;border-radius:16px;box-shadow:0 16px 48px #00000014}.ai-card{background:var(--gray-100);border-radius:12px;padding:24px}.ai-header{display:flex;align-items:center;gap:12px;margin-bottom:20px;font-weight:600}.ai-icon{font-size:24px}.ai-diagnosis{margin-bottom:20px}.diagnosis-badge{display:inline-block;padding:6px 12px;background:#fef2f2;color:#dc2626;border-radius:6px;font-size:13px;font-weight:600;margin-bottom:12px}.ai-diagnosis p{color:var(--gray-600);font-size:14px}.ai-suggestion{padding:16px;background:var(--white);border-radius:8px;font-size:14px;color:var(--gray-700)}.ai-suggestion strong{color:var(--dark)}.how-it-works{padding:var(--section-padding) 0;background:var(--white)}.steps{display:flex;align-items:flex-start;justify-content:center;gap:24px;margin-top:60px}.step{flex:1;max-width:280px;text-align:center}.step-number{width:48px;height:48px;background:var(--gradient);color:var(--white);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;margin:0 auto 20px}.step h3{font-size:20px;margin-bottom:12px}.step p{color:var(--gray-600);font-size:15px;margin-bottom:16px}.step-code{background:var(--gray-900);padding:12px 16px;border-radius:8px}.step-code code{color:#a5f3fc;font-size:13px;font-family:monospace}.step-arrow{font-size:24px;color:var(--gray-400);margin-top:24px}.pricing{padding:var(--section-padding) 0}.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:60px}.pricing-card{background:var(--white);border:1px solid var(--gray-200);border-radius:16px;padding:40px;position:relative}.pricing-card.popular{border:2px solid var(--dark);transform:scale(1.02)}.popular-badge{position:absolute;top:-12px;left:50%;transform:translate(-50%);background:var(--gradient);color:var(--white);padding:6px 16px;border-radius:100px;font-size:12px;font-weight:600}.pricing-header{margin-bottom:24px}.pricing-header h3{font-size:24px;margin-bottom:8px}.pricing-desc{color:var(--gray-500);font-size:14px}.pricing-price{margin-bottom:32px}.pricing-price .price{font-size:36px;font-weight:800}.pricing-price .period{color:var(--gray-500);font-size:16px}.pricing-features{margin-bottom:32px}.pricing-features li{padding:12px 0;border-bottom:1px solid var(--gray-100);font-size:15px;color:var(--gray-700)}.pricing-features li:last-child{border-bottom:none}.pricing-card button{width:100%}.cta{padding:var(--section-padding) 0;background:var(--gradient);text-align:center;color:var(--white)}.cta h2{font-size:40px;margin-bottom:16px}.cta p{font-size:18px;opacity:.8;margin-bottom:32px}.cta .btn-primary{background:var(--white);color:var(--dark)}.cta .btn-primary:hover{background:var(--gray-100)}.footer{background:var(--gray-900);color:var(--white);padding:80px 0 40px}.footer-container{max-width:var(--container);margin:0 auto;padding:0 24px;display:flex;justify-content:space-between;gap:80px}.footer-brand{max-width:280px}.footer-brand .logo{margin-bottom:16px}.footer-brand p{color:var(--gray-400);font-size:14px}.footer-links{display:flex;gap:80px}.footer-col h4{font-size:14px;font-weight:600;margin-bottom:20px;color:var(--gray-400)}.footer-col a{display:block;color:var(--gray-300);font-size:14px;margin-bottom:12px;transition:color .2s}.footer-col a:hover{color:var(--white)}.footer-bottom{max-width:var(--container);margin:60px auto 0;padding:24px 24px 0;border-top:1px solid var(--gray-800)}.footer-bottom p{color:var(--gray-500);font-size:13px}@media (max-width: 1024px){.hero{flex-direction:column;text-align:center;padding-top:140px}.hero-cta{justify-content:center}.feature-block,.feature-block.reverse{flex-direction:column;gap:40px}.problem-grid,.pricing-grid{grid-template-columns:1fr;max-width:480px;margin-left:auto;margin-right:auto}.steps{flex-direction:column;align-items:center}.step-arrow{transform:rotate(90deg);margin:0}}@media (max-width: 768px){:root{--section-padding: 80px}.nav-links{display:none}.hero-title{font-size:40px}.section-title{font-size:32px}.hero-cta{flex-direction:column}.hero-input{width:100%}.footer-container{flex-direction:column;gap:40px}.footer-links{flex-wrap:wrap;gap:40px}}