*{margin:0;padding:0;box-sizing:border-box}body{font-family:Arial,sans-serif;background-color:#fff;color:#333;line-height:1.6}.landing-header{position:fixed;top:0;left:0;right:0;background-color:#fffffffa;border-bottom:1px solid #e0e0e0;z-index:1000;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.header-content{max-width:1400px;margin:0 auto;padding:20px 40px;display:flex;justify-content:space-between;align-items:center}.brand{font-size:24px;font-weight:700;color:#8b4513}.header-nav{display:flex;gap:20px;align-items:center}.btn-login{color:#666;text-decoration:none;padding:10px 20px;border-radius:6px;transition:all .3s ease;font-weight:500}.btn-login:hover{background-color:#f5f5f5;color:#333}.btn-cta-header{background-color:#8b4513;color:#fff;text-decoration:none;padding:10px 24px;border-radius:6px;font-weight:700;transition:all .3s ease}.btn-cta-header:hover{background-color:sienna;transform:translateY(-2px);box-shadow:0 4px 12px #8b45134d}.hero-section{padding:100px 40px 60px;background:linear-gradient(to bottom,#fafafa,#fff);min-height:85vh;display:flex;align-items:center}.hero-content{max-width:1400px;margin:0 auto;display:grid;grid-template-columns:1fr 1.2fr;gap:60px;align-items:center;width:100%}.hero-text{text-align:left}.hero-title{font-size:48px;font-weight:700;color:#1a1a1a;margin-bottom:25px;line-height:1.2}.hero-subtitle{font-size:18px;color:#666;margin-bottom:35px;line-height:1.6}.hero-cta{display:flex;gap:15px}.hero-demo{position:relative}.btn-primary{background-color:#8b4513;color:#fff;text-decoration:none;padding:16px 32px;border-radius:8px;font-weight:700;font-size:16px;transition:all .3s ease;display:inline-block;border:none;cursor:pointer}.btn-primary:hover{background-color:sienna;transform:translateY(-2px);box-shadow:0 6px 20px #8b45134d}.btn-secondary{background-color:transparent;color:#8b4513;text-decoration:none;padding:16px 32px;border-radius:8px;font-weight:700;font-size:16px;transition:all .3s ease;display:inline-block;border:2px solid #8B4513}.btn-secondary:hover{background-color:#8b4513;color:#fff;transform:translateY(-2px)}.demo-section{padding:80px 40px;background-color:#f9f9f9}.demo-container{max-width:1400px;margin:0 auto}.demo-content{display:grid;grid-template-columns:2fr 1fr;gap:60px;align-items:center}.demo-visualization{position:relative;background-color:#fff;border-radius:12px;padding:20px;box-shadow:0 4px 20px #0000001a;min-height:500px}.demo-chart{width:100%;margin-bottom:5px}#demo-temp-chart{height:340px}#demo-control-chart{height:160px;margin-bottom:90px}.demo-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background-color:#fffffff2;display:flex;align-items:center;justify-content:center;border-radius:12px}.demo-overlay-content{text-align:center}.demo-overlay-content h3{font-size:28px;color:#1a1a1a;margin-bottom:15px}.demo-overlay-content p{font-size:16px;color:#666;margin-bottom:30px}.btn-demo-start{background-color:#8b4513;color:#fff;border:none;padding:16px 32px;border-radius:8px;font-weight:700;font-size:16px;cursor:pointer;transition:all .3s ease}.btn-demo-start:hover{background-color:sienna;transform:translateY(-2px);box-shadow:0 6px 20px #8b45134d}.demo-loading{position:absolute;top:0;left:0;right:0;bottom:0;background-color:#fffffff2;display:flex;flex-direction:column;align-items:center;justify-content:center;border-radius:12px}.loading-spinner{display:inline-block;width:40px;height:40px;border:4px solid rgba(139,69,19,.2);border-radius:50%;border-top-color:#8b4513;animation:spin .8s linear infinite;margin-bottom:15px}@keyframes spin{to{transform:rotate(360deg)}}.demo-loading p{font-size:14px;color:#666}.demo-fade{position:absolute;bottom:0;left:0;right:0;height:200px;background:linear-gradient(to bottom,transparent 0%,rgba(255,255,255,.95) 60%);display:flex;align-items:flex-end;justify-content:center;padding-bottom:40px;border-radius:0 0 12px 12px}.demo-fade-content{text-align:center}.demo-fade-content p{font-size:16px;color:#333;margin-bottom:15px;font-weight:500}.demo-end-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background-color:#fafafad9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;border-radius:12px;z-index:10}.demo-end-overlay-content{text-align:center;padding:30px;background-color:#fff;border-radius:12px;box-shadow:0 8px 32px #00000026;max-width:400px}.demo-end-buttons{display:flex;flex-direction:column;gap:12px;align-items:stretch}.demo-end-buttons .btn-primary,.demo-end-buttons .btn-secondary{width:100%;text-align:center;padding:14px 28px}.demo-end-buttons .btn-secondary{background-color:transparent;color:#8b4513;border:2px solid #8B4513;text-decoration:none;display:block}.demo-end-buttons .btn-secondary:hover{background-color:#8b4513;color:#fff}.demo-controls{position:absolute;bottom:20px;left:20px;right:20px;background-color:#fffffff2;padding:15px 20px;border-radius:8px;box-shadow:0 2px 10px #0000001a;display:flex;gap:30px;z-index:5}.demo-control-group{flex:1;display:flex;flex-direction:column;gap:8px}.demo-control-group label{font-size:14px;font-weight:700;color:#333;display:flex;justify-content:space-between;align-items:center}.demo-control-group input[type=range]{width:100%;height:6px;border-radius:3px;background:#e0e0e0;outline:none;-webkit-appearance:none;cursor:pointer}.demo-control-group input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:18px;height:18px;border-radius:50%;background:#8b4513;cursor:pointer;transition:all .2s ease}.demo-control-group input[type=range]::-webkit-slider-thumb:hover{background:sienna;transform:scale(1.1)}.demo-control-group input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:#8b4513;cursor:pointer;border:none;transition:all .2s ease}.demo-control-group input[type=range]::-moz-range-thumb:hover{background:sienna;transform:scale(1.1)}.feature-icon{font-size:24px}.features-section{padding:40px;background-color:#fff}.features-container{max-width:1400px;margin:0 auto}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.feature-card{background-color:#f5f5f5;padding:30px 25px;border-radius:12px;transition:all .3s ease}.feature-card:hover{transform:translateY(-5px);box-shadow:0 8px 30px #0000001a}.feature-card .feature-icon{font-size:40px;margin-bottom:15px;display:block}.feature-card h3{font-size:20px;color:#1a1a1a;margin-bottom:12px}.feature-card p{font-size:14px;color:#666;line-height:1.6}.blog-section{padding:60px 40px;background-color:#fff}.blog-content{max-width:1400px;margin:0 auto;display:grid;grid-template-columns:1fr 1.2fr;gap:60px;align-items:start}.blog-sidebar{display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-start}.section-label{font-size:24px;font-style:italic;color:#333;margin-bottom:20px;font-weight:400}.blog-sidebar .features-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;width:100%}.contact-card{background-color:#f5f5f5;padding:30px 25px;border-radius:12px;box-shadow:none;display:flex;align-items:center;justify-content:center;grid-column:1 / -1}.contact-card-text{font-size:16px;color:#333;line-height:1.7;text-align:center;margin:0}.contact-card-text a{color:#8b4513;text-decoration:none;border-bottom:2px solid #8B4513;font-weight:700;transition:opacity .3s ease}.contact-card-text a:hover{opacity:.7}.blog-embed-wrapper{position:relative;display:flex;flex-direction:column}.blog-embed-container{height:1000px;background-color:#fff;border-radius:12px;padding:20px;box-shadow:0 4px 20px #00000014;overflow-y:auto}.blog-embed-container blockquote{margin:0;padding:0}.technology-section{padding:100px 40px;background-color:#f9f9f9}.technology-container{max-width:1400px;margin:0 auto}.technology-content{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}.technology-text h2{font-size:38px;color:#1a1a1a;margin-bottom:25px}.technology-text p{font-size:16px;color:#666;line-height:1.8;margin-bottom:20px}.technology-list{list-style:none;margin-top:30px}.technology-list li{font-size:15px;color:#333;padding:12px 0 12px 30px;position:relative}.technology-list li:before{content:"→";position:absolute;left:0;color:#8b4513;font-weight:700}.tech-placeholder{background-color:#fff;border-radius:12px;padding:60px 40px;box-shadow:0 4px 20px #0000001a;min-height:400px;display:flex;align-items:center;justify-content:center}.tech-visual-content{display:flex;flex-direction:column;align-items:center;gap:25px;width:100%}.tech-layer{background-color:#f9f9f9;padding:20px 40px;border-radius:8px;font-size:16px;font-weight:700;color:#333;width:80%;text-align:center;border:2px solid #e0e0e0}.tech-arrow{font-size:28px;color:#8b4513;font-weight:700}.use-cases-section{padding:100px 40px;background-color:#fff}.use-cases-container{max-width:1200px;margin:0 auto}.use-cases-container h2{font-size:42px;color:#1a1a1a;text-align:center;margin-bottom:60px}.use-cases-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}.use-case-card{background-color:#fafafa;padding:40px 30px;border-radius:12px;border-left:4px solid #8B4513}.use-case-card h3{font-size:24px;color:#1a1a1a;margin-bottom:15px}.use-case-card p{font-size:15px;color:#666;line-height:1.7}.contact-section{padding:60px 40px;background-color:#8b4513;color:#fff}.contact-container{max-width:900px;margin:0 auto;text-align:center}.contact-content h2{font-size:36px;margin-bottom:25px}.contact-content p{font-size:16px;line-height:1.7;margin-bottom:15px;opacity:.95}.contact-main{font-size:18px!important;font-weight:500;margin-top:30px!important}.contact-main a{color:#fff;text-decoration:none;border-bottom:2px solid white;font-weight:700;transition:opacity .3s ease}.contact-main a:hover{opacity:.8}.landing-footer{background-color:#1a1a1a;color:#fff;padding:40px}.footer-content{max-width:1400px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}.footer-brand{font-size:20px;font-weight:700}.footer-links{display:flex;gap:30px}.footer-links a{color:#ffffffb3;text-decoration:none;transition:color .3s ease}.footer-links a:hover{color:#fff}@media (max-width: 1200px){.features-grid{grid-template-columns:repeat(2,1fr)}.demo-content{grid-template-columns:1fr}.blog-content{grid-template-columns:1fr;gap:30px}.technology-content{grid-template-columns:1fr;gap:50px}}@media (max-width: 768px){.header-content{padding:15px 20px}.brand{font-size:20px}.hero-section{padding:120px 20px 60px}.hero-title{font-size:36px}.hero-subtitle{font-size:16px}.hero-cta{flex-direction:column;align-items:stretch}.btn-primary,.btn-secondary{width:100%;text-align:center}.demo-section{padding:60px 20px}#demo-canvas{height:300px}.demo-visualization{min-height:340px}.features-section,.blog-section,.technology-section,.use-cases-section,.contact-section{padding:60px 20px}.blog-title{font-size:24px;text-align:left}.blog-sidebar{gap:25px}.blog-contact{padding:20px}.blog-contact-text{font-size:15px}.blog-embed-container{height:400px;padding:15px}.features-grid,.use-cases-grid{grid-template-columns:1fr;gap:30px}.section-header h2,.use-cases-container h2,.contact-content h2{font-size:32px}.technology-text h2{font-size:28px}.footer-content{flex-direction:column;gap:20px;text-align:center}.footer-links{flex-direction:column;gap:15px}}@media (max-width: 480px){.hero-title{font-size:28px}.hero-subtitle{font-size:14px}.header-nav{gap:10px}.btn-login{padding:8px 12px;font-size:14px}.btn-cta-header{padding:8px 16px;font-size:14px}}