.auth-container{position:relative}.auth-button{background-color:#ffffff;color:#000000;padding:.5rem 1.25rem;border-radius:4px;font-weight:500;transition:background-color var(--transition-fast);border:1px solid #333333}.auth-button:hover{background-color:#e0e0e0}.auth-button.user-button{display:flex;align-items:center;gap:.5rem}.user-menu{position:relative}.dropdown-menu{position:absolute;top:100%;right:0;background-color:#1a1a1a;box-shadow:0 4px 6px rgba(0,0,0,.3);border-radius:4px;min-width:180px;margin-top:.5rem;z-index:10;border:1px solid #333333}.dropdown-item{display:block;width:100%;text-align:left;padding:.75rem 1rem;color:#ffffff;transition:background-color var(--transition-fast)}.dropdown-item:hover{background-color:#333333}.dropdown-item.sign-out{color:#ff6b6b;border-top:1px solid #333333}.auth-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:20}.auth-modal{background-color:#1a1a1a;border-radius:8px;padding:2rem;max-width:400px;width:90%;position:relative;border:1px solid #333333}.close-button{position:absolute;top:1rem;right:1rem;background:none;font-size:1.25rem;line-height:1;color:#ffffff;border:none;cursor:pointer}.auth-modal h2{margin-bottom:.5rem;font-size:1.5rem;color:#ffffff}.auth-modal p{margin-bottom:1.5rem;color:#cccccc}.auth-modal form{display:flex;flex-direction:column;gap:1rem}.auth-modal input{padding:.75rem;border:1px solid #333333;border-radius:4px;font-size:1rem;background-color:#000000;color:#ffffff}.submit-button{background-color:#ffffff;color:#000000;padding:.75rem;border-radius:4px;font-weight:500;transition:background-color var(--transition-fast);border:1px solid #333333}.submit-button:hover:not(:disabled){background-color:#e0e0e0}.submit-button:disabled{background-color:#666666;cursor:not-allowed}.message{padding:.75rem;margin-bottom:1rem;border-radius:4px;background-color:#1a2a1a;color:#4ade80;border:1px solid #22c55e}.header{position:-webkit-sticky;position:sticky;top:0;background-color:#000000;box-shadow:0 2px 4px rgba(0,0,0,.3);z-index:1000;width:100%;border-bottom:1px solid #333333}.header-container{display:flex;align-items:center;justify-content:space-between;height:80px;padding:0 var(--space-lg);max-width:1200px;margin:0 auto}.right-section{gap:var(--space-lg)}.desktop-language,.right-section{display:flex;align-items:center}.mobile-language{display:none;width:100%;margin-top:var(--space-md)}.language-switcher{background-color:#000000;color:#f9fafb;border:1px solid #333333;border-radius:var(--radius-md);padding:6px 10px;font-size:var(--text-sm)}.logo{font-size:var(--text-xl);font-weight:700;color:#ffffff;display:flex;align-items:center;gap:var(--space-sm);text-decoration:none}.logo img{height:50px;width:auto;object-fit:contain}.nav{display:flex;align-items:center;gap:var(--space-lg)}.nav-link{font-weight:500;transition:color var(--transition-fast);text-decoration:none;color:#cccccc;padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md)}.nav-link:hover{color:#ffffff;background-color:#333333}.nav-link.active{color:#ffffff;background-color:#1a1a1a}.mobile-menu-btn{display:none;background:none;border:none;padding:var(--space-sm);cursor:pointer;color:#cccccc;font-size:var(--text-2xl);transition:color var(--transition-fast)}.mobile-menu-btn:hover{color:#ffffff}.mobile-auth{display:none}.desktop-auth{display:block}@media (max-width:768px){.header-container{height:70px;padding:0 var(--space-md)}.logo{font-size:var(--text-lg)}.logo img{height:40px}.right-section{display:flex;flex-direction:row-reverse;align-items:center;gap:var(--space-md)}.nav{position:fixed;top:70px;left:0;right:0;background-color:#000000;flex-direction:column;padding:var(--space-md);box-shadow:0 4px 6px rgba(0,0,0,.3);transform:translateY(-100%);opacity:0;transition:transform var(--transition-normal),opacity var(--transition-normal);pointer-events:none;z-index:1001;border-bottom:1px solid #333333}.nav.open{transform:translateY(0);opacity:1;pointer-events:auto}.nav-link{width:100%;text-align:center;padding:var(--space-md);border-radius:var(--radius-md);margin:var(--space-xs) 0}.nav-link:hover{background-color:#333333}.nav-link.active{background-color:#1a1a1a}.mobile-menu-btn{display:block;font-size:var(--text-2xl);padding:var(--space-xs);margin-left:var(--space-sm)}.mobile-auth{display:block;width:100%;margin-top:var(--space-md);padding-top:var(--space-md);border-top:1px solid #333333}.desktop-auth,.desktop-language{display:none}.mobile-language{display:block}.mobile-auth .auth-container{width:100%}.mobile-auth .auth-button{width:100%;justify-content:center}.mobile-auth .user-menu{width:100%}.mobile-auth .user-button{width:100%;justify-content:center}.mobile-auth .dropdown-menu{width:100%;left:0;right:0}}@media (max-width:480px){.header-container{padding:0 var(--space-sm)}.logo{font-size:var(--text-base)}.logo img{height:35px}.nav,.nav-link{padding:var(--space-sm)}.nav-link{font-size:var(--text-sm)}}.footer{background-color:#000000;color:#ffffff;padding:var(--space-2xl) 0;border-top:1px solid #333333}.footer-container{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:var(--space-xl);gap:var(--space-xl)}.footer-logo{font-size:var(--text-xl);font-weight:700;color:white;margin-bottom:var(--space-md);display:inline-block}.footer-description{color:#cccccc;margin-bottom:var(--space-lg)}.footer-section h3{color:white;margin-bottom:var(--space-md);font-size:var(--text-lg)}.footer-links{list-style:none}.footer-links li{margin-bottom:var(--space-sm)}.footer-links a{color:#cccccc;transition:color var(--transition-fast)}.footer-links a:hover{color:#ffffff}.footer-contact-item{display:flex;align-items:flex-start;gap:var(--space-sm);margin-bottom:var(--space-sm)}.footer-contact-icon{color:#ffffff}.footer-bottom{margin-top:var(--space-2xl);padding-top:var(--space-lg);border-top:1px solid #333333;display:flex;justify-content:space-between;align-items:center}.footer-copyright{color:#cccccc}.footer-social{display:flex;gap:var(--space-md)}.social-icon{color:#cccccc;font-size:var(--text-xl);transition:color var(--transition-fast)}.social-icon:hover{color:#ffffff}@media (max-width:992px){.footer-container{grid-template-columns:repeat(2,1fr)}}@media (max-width:576px){.footer-container{grid-template-columns:1fr}.footer-bottom{flex-direction:column;gap:var(--space-md);text-align:center}}