:root{--vt-c-white: #ffffff;--vt-c-white-soft: #f8f8f8;--vt-c-white-mute: #f2f2f2;--vt-c-black: #181818;--vt-c-black-soft: #222222;--vt-c-black-mute: #282828;--vt-c-indigo: #2c3e50;--vt-c-divider-light-1: rgba(60, 60, 60, .29);--vt-c-divider-light-2: rgba(60, 60, 60, .12);--vt-c-divider-dark-1: rgba(84, 84, 84, .65);--vt-c-divider-dark-2: rgba(84, 84, 84, .48);--vt-c-text-light-1: var(--vt-c-indigo);--vt-c-text-light-2: rgba(60, 60, 60, .66);--vt-c-text-dark-1: var(--vt-c-white);--vt-c-text-dark-2: rgba(235, 235, 235, .64)}:root{--color-background: var(--vt-c-white);--color-background-soft: var(--vt-c-white-soft);--color-background-mute: var(--vt-c-white-mute);--color-border: var(--vt-c-divider-light-2);--color-border-hover: var(--vt-c-divider-light-1);--color-heading: var(--vt-c-text-light-1);--color-text: var(--vt-c-text-light-1);--section-gap: 160px}@media (prefers-color-scheme: dark){:root{--color-background: var(--vt-c-black);--color-background-soft: var(--vt-c-black-soft);--color-background-mute: var(--vt-c-black-mute);--color-border: var(--vt-c-divider-dark-2);--color-border-hover: var(--vt-c-divider-dark-1);--color-heading: var(--vt-c-text-dark-1);--color-text: var(--vt-c-text-dark-2)}}*,*:before,*:after{box-sizing:border-box;margin:0;font-weight:400}body{min-height:100vh;color:var(--color-text);background:var(--color-background);transition:color .5s,background-color .5s;line-height:1.6;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;font-size:15px;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#app{max-width:1280px;margin:0 auto;padding:2rem;font-weight:400}a,.green{text-decoration:none;color:#00bd7e;transition:.4s;padding:3px}@media (hover: hover){a:hover{background-color:#00bd7e33}}@media (min-width: 1024px){body{display:flex;place-items:center}#app{display:grid;padding:0 2rem}}:root{--main-color: #fec64b;--error-color: #ff4d4f;--text-primary: #333;--text-secondary: #666;--bg-primary: #ffffff;--bg-secondary: #f8f9fa;--border-color: #eaeaea;--content-width: 1800px}*{margin:0;padding:0;box-sizing:border-box}html,body{margin:0;padding:0;width:100%;overflow-x:hidden;position:relative}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--text-primary);line-height:1.6}.app{min-height:100vh;display:flex;flex-direction:column;background-color:var(--bg-primary);width:100%;position:relative;left:0;right:0}header{background-color:var(--main-color);padding:20px 0;position:fixed;top:0;left:0;right:0;z-index:1000;box-shadow:0 2px 8px #0000000d}.header-content{max-width:var(--content-width);margin:0 auto;padding:0 40px;display:flex;align-items:center}.logo{height:40px;width:auto;margin-right:10px}header h1{font-size:1.5em;color:var(--text-primary);margin:0;display:flex;align-items:center}.nav-links{display:flex;gap:30px}.nav-link{color:var(--text-secondary);text-decoration:none;font-size:1em;transition:color .3s ease}.nav-link:hover{color:var(--main-color)}main{margin-top:80px}.hero-section{background:linear-gradient(135deg,#f8f9fa,#fff);padding:100px 0;text-align:center;width:100%}.hero-content{max-width:var(--content-width);margin:0 auto;padding:0 40px}.hero-content h2{font-size:4em;margin-bottom:20px;background:linear-gradient(45deg,#ff6b6b,#4ecdc4,#45b7d1);-webkit-background-clip:text;background-clip:text;color:transparent;animation:gradient 8s ease infinite;background-size:200% 200%}@keyframes gradient{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}.hero-subtitle{font-size:1.5em;color:var(--text-secondary);margin-bottom:40px;max-width:800px;margin-left:auto;margin-right:auto}.section-title{text-align:center;font-size:2.5em;margin-bottom:60px;color:var(--text-primary)}.features-section{padding:80px 0;background-color:var(--bg-secondary);width:100%}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px;max-width:var(--content-width);margin:0 auto;padding:0 20px}.feature-card{background:var(--bg-primary);padding:40px;border-radius:12px;text-align:center;transition:transform .3s ease;box-shadow:0 4px 12px #0000000d}.feature-card:hover{transform:translateY(-5px)}.feature-icon{font-size:2.5em;margin-bottom:20px}.feature-card h3{font-size:1.5em;margin-bottom:15px;color:var(--text-primary)}.feature-card p{color:var(--text-secondary)}.download-section{padding:80px 0;text-align:center;background-color:var(--bg-primary);width:100%}.download-content{max-width:var(--content-width);margin:0 auto;padding:0 20px}.download-content h2{font-size:2em;margin-bottom:20px}.download-btn{background-color:var(--main-color);border:none;padding:15px 40px;font-size:1.2em;color:var(--text-primary);border-radius:8px;cursor:pointer;transition:all .3s ease;min-width:200px;font-weight:500}.download-btn:hover:not(:disabled){background-color:#f3b72d;transform:translateY(-2px);box-shadow:0 6px 16px #fec64b66}.download-btn:disabled{opacity:.7;cursor:not-allowed}.progress-container{margin-top:30px;background:#f0f0f0;border-radius:8px;height:20px;position:relative;overflow:hidden;max-width:400px;margin-left:auto;margin-right:auto}.progress-bar{background-color:var(--main-color);height:100%;transition:width .3s ease}.progress-bar.error{background-color:var(--error-color)}.progress-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:var(--text-primary);font-size:.9em;white-space:nowrap}.demo-section{padding:80px 0;background-color:var(--bg-secondary);width:100%}.demo-container{max-width:var(--content-width);margin:0 auto;padding:0 20px}.demo-placeholder{background:var(--bg-primary);border-radius:12px;padding:60px;text-align:center;color:var(--text-secondary);box-shadow:0 4px 12px #0000000d}footer{background-color:var(--bg-primary);padding:60px 0 20px;border-top:1px solid var(--border-color);width:100%}.footer-content{max-width:var(--content-width);margin:0 auto 40px;padding:0 20px;display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:40px}.footer-section h3{font-size:1.2em;margin-bottom:20px;color:var(--text-primary)}.footer-section p{color:var(--text-secondary);margin-bottom:15px}.footer-section a{color:var(--main-color);text-decoration:none;transition:color .3s ease}.footer-section a:hover{color:#f3b72d}.footer-bottom{text-align:center;padding-top:20px;border-top:1px solid var(--border-color);color:var(--text-secondary)}@media (max-width: 768px){.header-content{flex-direction:column;gap:20px}.nav-links{flex-wrap:wrap;justify-content:center}.hero-content h2,.section-title{font-size:2em}.features-grid{grid-template-columns:1fr}}.video-section{padding:60px 0;background-color:var(--bg-secondary);width:100%}.video-container{max-width:var(--content-width);margin:0 auto;padding:0 40px;text-align:center}.demo-video{width:100%;max-width:1200px;border-radius:12px;box-shadow:0 4px 12px #0000001a}.demo-video::-webkit-media-controls{display:none!important}.demo-video::-webkit-media-controls-enclosure{display:none!important}.demo-video::-webkit-media-controls-panel{display:none!important}.features-showcase{padding:80px 0;background-color:var(--bg-primary);width:100%}.feature-item{max-width:var(--content-width);margin:0 auto 60px;padding:0 40px;display:flex;align-items:center;gap:60px}.feature-item.reverse{flex-direction:row-reverse}.feature-image{flex:1;max-width:600px}.feature-image img{width:100%;border-radius:12px;box-shadow:0 4px 12px #0000001a}.feature-text{flex:1}.feature-text h3{font-size:2em;margin-bottom:20px;color:var(--text-primary)}.feature-text p{font-size:1.2em;color:var(--text-secondary);line-height:1.6}@media (max-width: 768px){.feature-item{flex-direction:column;gap:30px}.feature-item.reverse{flex-direction:column}.feature-image{max-width:100%}}