body{background-color:#1e1e1e;color:#d4d4d4;font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;margin:0}.container{max-width:1200px;margin:0 auto;padding:0 20px}#header{background-color:#252526;padding:20px 0;position:fixed;width:100%;top:0;z-index:1000}.navbar{display:flex;justify-content:space-between;align-items:center}.logo{color:#d4d4d4;text-decoration:none;font-size:24px;font-weight:bold}.navbar-nav{list-style:none;margin:0;padding:0;display:flex}.navbar-nav li{margin-left:20px}.navbar-nav a{color:#d4d4d4;text-decoration:none;font-size:16px;font-weight:500;transition:color .3s ease}.navbar-nav a:hover{color:#007acc}.mobile-menu-toggle{display:none;cursor:pointer}.mobile-menu-toggle span{display:block;width:25px;height:3px;background-color:#d4d4d4;margin:5px 0}#main-content{padding-top:80px}.section{padding:40px 0}.section-title{text-align:center;font-size:36px;margin-bottom:40px}.app-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.app-item{background-color:#252526;border-radius:8px;padding:20px;text-align:center;transition:transform .3s ease}.app-item:hover{transform:translateY(-5px)}.app-item a{text-decoration:none;color:#d4d4d4}.app-item img{width:80px;height:80px;margin-bottom:15px}.app-item span{display:block;font-size:14px}.section-divider{border:0;height:1px;background-color:#333;margin:60px 0}.subsection-title{text-align:center;font-size:28px;margin-bottom:30px}.download-links{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}.download-item{background-color:#252526;border-radius:8px;padding:20px;text-align:center}.download-item a{color:#d4d4d4;text-decoration:none;font-size:16px;font-weight:500}.tools-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}.tool-item{background-color:#252526;border-radius:8px;padding:20px;text-align:center}.tool-item a{color:#d4d4d4;text-decoration:none;font-size:16px;font-weight:500}.about-content{max-width:800px;margin:0 auto;text-align:center}#footer{background-color:#252526;padding:20px 0;text-align:center;margin-top:60px}@media (max-width:768px){.container{padding:0 10px}.navbar-menu{display:none;position:absolute;top:70px;right:20px;background-color:#252526;border-radius:8px;padding:10px;z-index:1100}.navbar-menu.active{display:block}.navbar-nav{flex-direction:column}.navbar-nav li{margin:10px 0;margin-left:0}.mobile-menu-toggle{display:block}.app-grid{grid-template-columns:repeat(3,1fr)}.app-item img{width:60px;height:60px}.app-item span{font-size:12px}}