header,nav,nav ul{display:flex}body,nav ul{margin:0;padding:0}body,nav ul li a{font-family:Poppins,sans-serif;color:#fff}header,nav ul,nav ul li a:hover::after{width:100%}body{background-color:#000;overflow-x:hidden}header{align-items:center;padding:10px 0;background:0 0;z-index:999;position:fixed;top:0;justify-content:center;transition:background-color .8s,backdrop-filter .8s}header.background-opaque{background-color:rgba(0,0,0,.5);backdrop-filter:blur(10px)}.header-container{display:flex;align-items:center;width:100%;justify-content:space-between;padding:0 20px;position:relative;box-sizing:border-box}.logo-link{display:flex;align-items:center;flex-shrink:0}.logo-link::after{content:none}.logo{width:50px;transition:transform .5s}.logo:hover{transform:rotate(360deg)}nav{flex:1;display:flex;justify-content:center;align-items:center}nav ul{list-style-type:none;align-items:center;justify-content:center}nav ul li{margin:0 15px}nav ul li a{text-decoration:none;font-size:20px;font-weight:700;padding:10px 0;position:relative;transition:.3s}nav ul li a::after{content:'';position:absolute;left:50%;bottom:0;width:0;height:1px;background-color:#fff;transition:width .3s;transform:translateX(-50%)}.ia{background:linear-gradient(90deg,#fff 0,#d3d3d3 25%,#181818 50%,#c7c7c7 75%,#292929 100%);background-size:300% 300%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;animation:5s linear infinite rgbAnimation;text-shadow:0 0 10px rgba(255,255,255,.4)}@keyframes rgbAnimation{0%,100%{background-position:0 0}50%{background-position:100% 100%}}
.language-switcher-container{position:fixed;top:20px;right:20px;z-index:1000}
.language-switcher-button{width:45px;height:45px;background-color:rgba(255,255,255,.1);cursor:pointer;backdrop-filter:blur(5px);transition:background-color .3s,transform .2s;color:#fff;border:none;border-radius:50%;font-size:16px;font-weight:700;font-family:Poppins,sans-serif}
.language-switcher-button:hover{background-color:rgba(255,255,255,.2);transform:scale(1.1)}
.language-dropdown-menu{position:absolute;top:50%;right:55px;transform:translateY(-50%);background-color:rgba(0,0,0,.65);backdrop-filter:blur(8px);border-radius:50px;padding:8px 12px;display:flex;flex-direction:row;gap:8px;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
.language-dropdown-menu.visible{opacity:1;visibility:visible}
.language-option{color:#fff;font-weight:700;padding:8px 12px;border-radius:6px;text-decoration:none;font-size:14px;transition:background-color .2s}
.language-option:hover{background-color:rgba(255,255,255,.2)}
@media(max-width:768px){.language-switcher-container{top:10px;right:70px}.language-switcher-button{width:36px;height:36px;font-size:13px}.language-dropdown-menu{right:auto;left:0;top:46px;transform:none}.language-option{padding:6px 10px;font-size:12px}}.hamburger{display:none}@media(max-width:768px){.header-container{padding:0 16px}.hamburger{display:flex;flex-direction:column;justify-content:center;gap:5px;background:none;border:none;cursor:pointer;padding:8px;z-index:1001;flex-shrink:0}.hamburger span{display:block;width:24px;height:2px;background:#fff;border-radius:2px;transition:transform .3s ease,opacity .3s ease}.hamburger.open span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.hamburger.open span:nth-child(2){opacity:0}.hamburger.open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}#main-nav{display:none;position:fixed;top:60px;left:0;width:100%;background:rgba(0,0,0,.95);backdrop-filter:blur(12px);z-index:1000;padding:8px 0}#main-nav.open{display:block}#main-nav ul{flex-direction:column;width:100%;gap:0}#main-nav ul li{margin:0;border-bottom:1px solid rgba(255,255,255,.08);width:100%}#main-nav ul li a{display:block;padding:16px 24px;font-size:17px;width:100%;box-sizing:border-box}}