:root{--topbar-height:85px;--topbar-bg:hsla(0,0%,100%,0.92);--topbar-bg-fixed:hsla(0,0%,100%,0.96);--topbar-text:#2c3e50;--topbar-text-hover:#3498db;--topbar-border:rgba(52,152,219,0.15);--topbar-shadow:0 8px 32px rgba(0,0,0,0.1);--topbar-transition:all 0.3s cubic-bezier(0.4,0,0.2,1);--mobile-nav-bg:hsla(0,0%,100%,0.98);--overlay-bg:rgba(0,0,0,0.6);--accent-gradient:linear-gradient(135deg,#3498db,#2980b9)}body{padding-top:0!important;scroll-behavior:smooth;background-color:#f1f3f4!important}.topbar-header{position:fixed;top:0;left:0;right:0;z-index:9998!important;background:var(--topbar-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--topbar-border);transition:var(--topbar-transition);height:var(--topbar-height);will-change:background-color,box-shadow,transform}.topbar-header.topbar-header-fixed{background:var(--topbar-bg-fixed);box-shadow:var(--topbar-shadow)}.topbar-header.topbar-header-fixed .topbar-logo 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1rem;color:var(--topbar-text);text-decoration:none;font-weight:500;font-size:.95rem;border-radius:12px;transition:var(--topbar-transition);white-space:nowrap}.topbar-nav-link:after{content:"";position:absolute;bottom:-2px;left:50%;width:0;height:3px;background:var(--accent-gradient);transform:translateX(-50%);transition:width .3s ease;border-radius:2px}.topbar-nav-link:focus-visible,.topbar-nav-link:hover{color:var(--topbar-text-hover);background:rgba(52,152,219,.1);transform:translateY(-2px);box-shadow:0 4px 12px rgba(52,152,219,.2)}.topbar-nav-link:focus-visible:after,.topbar-nav-link:hover:after{width:70%}.topbar-nav-link:focus-visible .topbar-nav-icon,.topbar-nav-link:hover .topbar-nav-icon{transform:scale(1.15)}.topbar-nav-link.active{color:var(--topbar-text);background:transparent;box-shadow:none}.topbar-nav-link.active:after{width:100%;background:var(--accent-gradient)}.topbar-nav-link:focus-visible{outline:2px solid var(--topbar-text-hover);outline-offset:2px}.topbar-nav-icon{font-size:1.2rem;transition:var(--topbar-transition);color:rgba(44,62,80,.6)}@media(max-width:1024px){.topbar-nav-icon{font-size:1.1rem}}.topbar-nav-link:hover .topbar-nav-icon{color:var(--topbar-text-hover)}.topbar-nav-link.active .topbar-nav-icon{color:var(--topbar-text)}@media(max-width:1100px){.topbar-nav-text{display:none}}.topbar-auth-nav{display:flex;align-items:center}@media(max-width:960px){.topbar-auth-nav{display:none}}.topbar-login-link{display:flex;align-items:center;grid-gap:.4rem;gap:.4rem;padding:.5rem .8rem;color:rgba(44,62,80,.7);text-decoration:none;font-weight:500;font-size:.8rem;border:1px solid rgba(52,152,219,.3);border-radius:20px;transition:var(--topbar-transition);white-space:nowrap;position:relative;overflow:hidden}.topbar-login-link:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:rgba(52,152,219,.1);transition:left .3s ease;z-index:-1}.topbar-login-link:focus-visible,.topbar-login-link:hover{color:var(--topbar-text-hover);border-color:rgba(52,152,219,.5);transform:translateY(-1px);box-shadow:0 4px 12px rgba(52,152,219,.2)}.topbar-login-link:focus-visible:before,.topbar-login-link:hover:before{left:0}.topbar-login-link:focus-visible .topbar-auth-icon,.topbar-login-link:hover .topbar-auth-icon{transform:scale(1.05)}.topbar-login-link:focus-visible{outline:2px solid var(--topbar-text-hover);outline-offset:4px}.topbar-auth-icon,.topbar-auth-text{transition:var(--topbar-transition);position:relative;z-index:1}.topbar-language-selector{flex-shrink:0;z-index:10001!important;position:relative!important}.topbar-language-selector .topbar-language-button{color:var(--topbar-text);border:1px solid var(--topbar-border);border-radius:10px;padding:.5rem .8rem;min-width:auto;font-weight:500;font-size:.8rem;transition:var(--topbar-transition);text-transform:none}@media(max-width:1100px){.topbar-language-selector .topbar-language-button{padding:.4rem .6rem;font-size:.75rem}}.topbar-language-selector .topbar-language-button:hover{background:rgba(52,152,219,.1);border-color:var(--topbar-text-hover);transform:translateY(-1px);box-shadow:0 4px 12px rgba(52,152,219,.2)}.topbar-language-selector .topbar-language-button:disabled{opacity:.6;cursor:not-allowed}.topbar-language-selector .topbar-language-button .topbar-flag-icon{font-size:1rem;margin-right:.25rem}@media(max-width:1100px){.topbar-language-selector .topbar-language-button .topbar-flag-icon{font-size:.9rem;margin-right:.2rem}}.topbar-mobile-toggle{display:none!important;color:var(--topbar-text);z-index:10001!important;border-radius:12px;flex-shrink:0;position:relative!important}@media(min-width:960px){.topbar-mobile-toggle{display:none!important}}@media(max-width:959px){.topbar-mobile-toggle{display:flex!important}}.topbar-mobile-toggle:hover{background:rgba(52,152,219,.1)}.topbar-mobile-toggle:hover 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auto}.topbar-mobile-nav-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;grid-gap:.75rem;gap:.75rem}.topbar-mobile-nav-item{opacity:0;transform:translateY(20px)}.topbar-mobile-nav-item:first-child{animation-delay:.1s}.topbar-mobile-nav-item:nth-child(2){animation-delay:.2s}.topbar-mobile-nav-item:nth-child(3){animation-delay:.3s}.topbar-mobile-nav-item:nth-child(4){animation-delay:.4s}.topbar-mobile-nav-item:nth-child(5){animation-delay:.5s}@keyframes slideInUp{to{opacity:1;transform:translateY(0)}}.topbar-mobile-auth-link,.topbar-mobile-nav-link{display:flex;align-items:center;grid-gap:1rem;gap:1rem;padding:1.25rem 1.5rem;color:var(--topbar-text);text-decoration:none;font-weight:500;font-size:1.1rem;border-radius:16px;transition:var(--topbar-transition);border:2px solid transparent;position:relative;overflow:hidden}.topbar-mobile-auth-link:before,.topbar-mobile-nav-link:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:rgba(52,152,219,.1);transition:left .3s ease;z-index:-1}.topbar-mobile-auth-link:focus-visible,.topbar-mobile-auth-link:hover,.topbar-mobile-nav-link:focus-visible,.topbar-mobile-nav-link:hover{color:var(--topbar-text-hover);border-color:rgba(52,152,219,.3);transform:translateX(8px);box-shadow:0 8px 25px rgba(52,152,219,.15)}.topbar-mobile-auth-link:focus-visible:before,.topbar-mobile-auth-link:hover:before,.topbar-mobile-nav-link:focus-visible:before,.topbar-mobile-nav-link:hover:before{left:0}.topbar-mobile-auth-link:focus-visible .topbar-mobile-nav-icon,.topbar-mobile-auth-link:hover .topbar-mobile-nav-icon,.topbar-mobile-nav-link:focus-visible .topbar-mobile-nav-icon,.topbar-mobile-nav-link:hover .topbar-mobile-nav-icon{transform:scale(1.2) rotate(5deg);color:var(--topbar-text-hover)}.topbar-mobile-auth-link.active,.topbar-mobile-nav-link.active{color:var(--topbar-text);background:transparent;border-color:var(--topbar-text-hover);box-shadow:none}.topbar-mobile-auth-link.active .topbar-mobile-nav-icon,.topbar-mobile-nav-link.active .topbar-mobile-nav-icon{color:var(--topbar-text)}.topbar-mobile-auth-link.active:before,.topbar-mobile-nav-link.active:before{display:none}.topbar-mobile-auth-link:focus-visible,.topbar-mobile-nav-link:focus-visible{outline:2px solid var(--topbar-text-hover);outline-offset:2px}.topbar-mobile-nav-icon{font-size:1.4rem;transition:var(--topbar-transition)}.topbar-mobile-auth-item{margin-top:2rem;padding-top:2rem;border-top:2px solid var(--topbar-border)}.topbar-mobile-auth-item .topbar-mobile-auth-link{background:var(--accent-gradient);color:#fff;border-color:transparent;box-shadow:0 8px 25px rgba(52,152,219,.3)}.topbar-mobile-auth-item .topbar-mobile-auth-link:hover{transform:translateX(8px) scale(1.02);box-shadow:0 12px 35px rgba(52,152,219,.4)}.topbar-mobile-auth-item .topbar-mobile-auth-link:hover .topbar-mobile-nav-icon{color:#fff}.topbar-mobile-auth-item .topbar-mobile-auth-link:before{background:hsla(0,0%,100%,.1)}.topbar-mobile-overlay{position:fixed!important;top:0;left:0;right:0;bottom:0;background:var(--overlay-bg);z-index:9998!important;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}@media(prefers-contrast:high){:root{--topbar-bg:#fff;--topbar-bg-fixed:#fff;--topbar-text:#000;--topbar-text-hover:#06c;--topbar-border:#000}.topbar-mobile-nav-link,.topbar-nav-link{border:2px solid 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print{.topbar-header,.topbar-mobile-nav,.topbar-mobile-overlay{display:none!important}body{padding-top:0!important}}.topbar-header{transform:translateZ(0);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.topbar-mobile-nav{scroll-behavior:smooth}.topbar-language-button[disabled]{position:relative}.topbar-language-button[disabled]:after{content:"";position:absolute;top:50%;left:50%;width:16px;height:16px;margin:-8px 0 0 -8px;border:2px solid transparent;border-top-color:currentcolor;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}@media(max-width:1200px){.topbar-nav-link{padding:.6rem .8rem;font-size:.9rem;grid-gap:.4rem;gap:.4rem}.topbar-login-link{padding:.6rem 1rem;font-size:.9rem}}@media(max-width:960px){.topbar-auth-nav{display:none}.topbar-language-selector{margin-left:.5rem}}@media(prefers-reduced-motion:no-preference){.topbar-mobile-nav-item{animation-fill-mode:both}.topbar-login-link,.topbar-nav-link{transition:all .3s cubic-bezier(.4,0,.2,1)}}body.mobile-menu-open{overflow:hidden!important}body.mobile-menu-open>:not(.topbar-header):not(.topbar-mobile-nav):not(.topbar-mobile-overlay){position:relative;z-index:1!important}