.navbar{position:fixed;top:0;left:0;width:100%;z-index:50;transition:all .4s ease;height:64px}.navbar-transparent{background-color:transparent;border-bottom:1px solid transparent}.navbar-scrolled{background-color:rgba(255,255,255,.95);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:0 1px 3px rgba(0,0,0,.1);border-bottom:1px solid rgba(0,0,0,.8);height:70px}.dark .navbar-scrolled{background-color:rgba(20,20,20,.95);border-bottom:1px solid rgba(255,255,255,.8)}.navbar-container{display:flex;align-items:center;justify-content:space-between;height:100%;padding:0 1rem;max-width:1800px;margin:0 auto;transition:all .4s ease}.logo-container{position:relative;transition:all .5s cubic-bezier(.16,1,.3,1);margin-left:0}.logo-default{height:50px;width:200px}.logo-expanded{height:55px;width:220px}.nav-link{position:relative;font-weight:500;font-size:1rem;padding:.5rem .25rem;transition:color .3s ease}.nav-link:after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:2px;background-color:currentColor;transition:width .3s ease;transform-origin:left}.nav-link:hover:after{width:100%}.dropdown-menu{position:relative}.dropdown-content{border-radius:8px;overflow:hidden;box-shadow:0 10px 25px rgba(0,0,0,.1);transition:all .3s ease}.dropdown-item{display:flex;align-items:center;padding:.75rem 1rem;transition:background-color .2s ease}.dropdown-item:hover{background-color:rgba(0,0,0,.05)}.dark .dropdown-item:hover{background-color:rgba(255,255,255,.05)}.dropdown-icon{margin-right:.75rem;color:var(--primary-color)}.pdf-viewer-container{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.75);z-index:100;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;opacity:0;visibility:hidden;transition:all .3s ease}.pdf-viewer-container.active{opacity:1;visibility:visible}.pdf-viewer-header{width:100%;max-width:1200px;display:flex;justify-content:space-between;align-items:center;padding:1rem;background-color:white;border-top-left-radius:8px;border-top-right-radius:8px}.dark .pdf-viewer-header{background-color:#1e1e1e;color:white}.pdf-viewer-content{width:100%;max-width:1200px;height:80vh;background-color:white;border-bottom-left-radius:8px;border-bottom-right-radius:8px}.pdf-viewer-iframe{width:100%;height:100%;border:none}.close-button{background:none;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:.5rem;border-radius:50%;transition:background-color .2s ease}.close-button:hover{background-color:rgba(0,0,0,.05)}.dark .close-button:hover{background-color:rgba(255,255,255,.1)}.mobile-menu{position:fixed;top:64px;left:0;width:100%;background-color:white;border-bottom:1px solid rgba(0,0,0,.1);transform:translateY(-100%);opacity:0;visibility:hidden;transition:all .3s ease;z-index:40}.dark .mobile-menu{background-color:#1e1e1e;border-bottom:1px solid rgba(255,255,255,.1)}.mobile-menu.active{transform:translateY(0);opacity:1;visibility:visible}.mobile-nav-link{display:block;padding:1rem;font-weight:500;border-bottom:1px solid rgba(0,0,0,.05);transition:background-color .2s ease}.dark .mobile-nav-link{border-bottom:1px solid rgba(255,255,255,.05)}.mobile-nav-link:hover{background-color:rgba(0,0,0,.02)}.dark .mobile-nav-link:hover{background-color:rgba(255,255,255,.02)}.menu-icon{transition:transform .3s ease}.menu-icon.open{transform:rotate(90deg)}.navbar-right{display:flex;align-items:center;gap:1.5rem}