.header,.site-header{position:sticky;top:0;z-index:100;background:rgba(13,17,23,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--gh-border)}.header .container,.header-content{display:flex;align-items:center;justify-content:space-between;height:64px;max-width:var(--container-max);margin:0 auto;padding:0 var(--container-padding);gap:24px}.logo{display:flex;align-items:center;gap:10px;font-weight:600;font-size:18px;color:#fff;white-space:nowrap;flex-shrink:0}.logo-icon{font-size:24px}.logo-text{font-size:16px;letter-spacing:.5px}.nav,.nav-menu{display:flex;align-items:center;gap:24px}.nav a,.nav-link,.nav-menu a{font-size:14px;font-weight:500;color:var(--gh-text-muted);text-decoration:none;transition:color .2s;white-space:nowrap}.nav a:hover,.nav-link:hover,.nav-menu a:hover{color:var(--gh-text)}.nav-link.active{color:var(--gh-accent)}.header-actions{display:flex;align-items:center;gap:12px}.menu-toggle{display:none;background:0 0;border:none;color:var(--gh-text);font-size:24px;cursor:pointer;padding:8px;line-height:1}.menu-toggle:hover{color:#fff}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;font-size:14px;font-weight:500;border-radius:8px;border:none;cursor:pointer;text-decoration:none;transition:all .2s}.btn-primary{background:var(--gh-accent);color:#fff}.btn-primary:hover{background:var(--brand-hover);color:#fff}.btn-secondary{background:0 0;color:var(--gh-text);border:1px solid var(--gh-border)}.btn-secondary:hover{background:var(--gh-dark-2);border-color:var(--gh-text-muted)}.btn-ghost{background:0 0;color:var(--gh-text-muted)}.btn-ghost:hover{background:var(--gh-dark-2);color:#fff}.btn-sm{padding:6px 14px;font-size:13px;border-radius:8px}.theme-toggle{background:0 0;border:none;color:var(--gh-text);font-size:18px;cursor:pointer;padding:8px;width:40px;height:40px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .3s ease}.theme-toggle:hover{background:rgba(255,255,255,.1);color:#fff}.mobile-menu{display:none;position:fixed;top:64px;left:0;right:0;background:var(--bg-darker,#010409);border-bottom:1px solid var(--gh-border);padding:16px 24px;flex-direction:column;gap:8px;z-index:99}.mobile-menu.open{display:flex}.mobile-menu .nav-link{display:block;padding:12px 16px;border-radius:8px;color:var(--gh-text);font-size:15px}.mobile-menu .nav-link:hover{background:var(--gh-dark-2)}.auth-nav-area{display:flex;align-items:center;gap:8px}.auth-nav-area .auth-user-name{color:var(--gh-accent);font-size:13px;font-weight:500;cursor:default;max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.auth-nav-area .btn-sm.btn-ghost{color:var(--gh-text);border:1px solid var(--gh-border);background:0 0}.auth-nav-area .btn-sm.btn-ghost:hover{color:#fff;border-color:var(--gh-text-muted)}.auth-nav-area .btn-sm.btn-primary{background:var(--gh-accent);color:#fff;border:none}.auth-nav-area .btn-sm.btn-primary:hover{background:var(--brand-hover)}.auth-nav-area .btn-logout{background:0 0;border:1px solid var(--gh-border);color:var(--gh-text-muted);padding:5px 12px;font-size:12px;border-radius:6px;cursor:pointer;transition:all .2s}.auth-nav-area .btn-logout:hover{color:#ff6b6b;border-color:#ff6b6b}.auth-nav-mobile{border-top:1px solid var(--gh-border);padding-top:12px;margin-top:8px;display:flex;flex-direction:column;gap:8px}.auth-nav-mobile .auth-mobile-user{color:var(--gh-accent);font-size:14px;font-weight:500;padding:8px 16px}.auth-nav-mobile .btn-sm{display:block;padding:12px 16px;font-size:14px;border-radius:8px;text-decoration:none;text-align:center;font-weight:500;transition:all .2s}.auth-nav-mobile .btn-sm.btn-primary{background:var(--gh-accent);color:#fff}.auth-nav-mobile .btn-sm.btn-ghost{color:var(--gh-text);border:1px solid var(--gh-border);background:0 0}.auth-nav-mobile .btn-logout{display:block;width:100%;padding:12px 16px;background:0 0;border:1px solid var(--gh-border);color:var(--gh-text-muted);font-size:14px;border-radius:8px;cursor:pointer;text-align:center}.lang-mobile-container{padding:16px 0;border-top:1px solid var(--gh-border);margin-top:8px}.lang-mobile-section{display:flex;flex-direction:column;gap:12px}.lang-mobile-label{color:var(--gh-text-muted);font-size:13px;text-transform:uppercase;letter-spacing:.5px}.lang-mobile-options{display:flex;gap:8px;flex-wrap:wrap}.lang-mobile-btn{display:flex;align-items:center;gap:6px;padding:10px 16px;background:var(--gh-dark-2);border:1px solid var(--gh-border);border-radius:8px;color:var(--gh-text);font-size:14px;cursor:pointer;transition:all .2s ease}.lang-mobile-btn:hover{background:var(--gh-border)}.lang-mobile-btn.active{background:rgba(196,104,73,.2);border-color:var(--gh-accent);color:var(--gh-accent)}.lang-mobile-btn .lang-flag{font-size:18px}.site-footer{background:var(--gh-dark-2);border-top:1px solid var(--gh-border);padding:64px 24px 32px}.footer-grid{max-width:var(--container-max);margin:0 auto;display:grid;grid-template-columns:2fr repeat(3,1fr);gap:48px}.footer-brand{font-size:20px;font-weight:700;color:#fff;margin-bottom:16px}.footer-desc{font-size:14px;color:var(--gh-text-muted);line-height:1.6}.footer-title{font-size:14px;font-weight:600;color:var(--gh-text);margin-bottom:16px}.footer-links{list-style:none}.footer-links li{margin-bottom:8px}.footer-links a{font-size:14px;color:var(--gh-text-muted);text-decoration:none;transition:color .2s}.footer-links a:hover{color:var(--gh-blue)}.footer-bottom{max-width:var(--container-max);margin:48px auto 0;padding-top:24px;border-top:1px solid var(--gh-border);text-align:center;font-size:12px;color:var(--gh-text-muted)}@media (max-width:1200px){.nav-menu{gap:16px}.nav-link{font-size:13px}.header-actions>.btn.btn-ghost{display:none}}@media (max-width:1024px){.nav-menu{gap:12px}.header-content{gap:16px}.logo-text{font-size:14px}.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}@media (max-width:768px){.nav,.nav-menu{display:none!important}.menu-toggle{display:block!important}.header-actions .btn-primary{display:none}.auth-nav-area{display:none!important}.header-content{height:56px}.footer-grid{grid-template-columns:1fr;gap:32px}}@media (min-width:769px){.menu-toggle{display:none!important}.mobile-menu{display:none!important}}body.light-mode .header,body.light-mode .site-header{background:rgba(255,255,255,.9);border-bottom-color:var(--gh-border)}body.light-mode .logo{color:var(--gh-text)}body.light-mode .logo-text{color:var(--gh-text)}body.light-mode .nav a,body.light-mode .nav-link,body.light-mode .nav-menu a{color:var(--gh-text-muted)}body.light-mode .nav a:hover,body.light-mode .nav-link:hover,body.light-mode .nav-menu a:hover{color:var(--gh-text)}body.light-mode .nav-link.active{color:var(--gh-accent)}body.light-mode .btn-primary{background:var(--gh-accent);color:#fff}body.light-mode .btn-primary:hover{background:var(--brand-hover)}body.light-mode .btn-secondary{border-color:var(--gh-border);color:var(--gh-text)}body.light-mode .btn-secondary:hover{background:var(--gh-dark-2);border-color:var(--gh-text-muted)}body.light-mode .btn-ghost{color:var(--gh-text-muted)}body.light-mode .btn-ghost:hover{background:var(--gh-dark-2);color:var(--gh-text)}body.light-mode .theme-toggle{color:var(--gh-text-muted)}body.light-mode .theme-toggle:hover{background:rgba(0,0,0,.05);color:var(--gh-text)}body.light-mode .menu-toggle{color:var(--gh-text-muted)}body.light-mode .mobile-menu{background:#fff;border-bottom-color:var(--gh-border)}body.light-mode .mobile-menu .nav-link:hover{background:var(--gh-dark-2)}body.light-mode .auth-nav-area .btn-sm.btn-ghost{color:var(--gh-text-muted);border-color:var(--gh-border)}body.light-mode .auth-nav-area .btn-sm.btn-ghost:hover{color:var(--gh-text);border-color:var(--gh-text-muted)}body.light-mode .auth-nav-area .btn-logout{border-color:var(--gh-border);color:var(--gh-text-muted)}body.light-mode .auth-nav-mobile{border-top-color:var(--gh-border)}body.light-mode .auth-nav-mobile .btn-sm.btn-ghost{color:var(--gh-text-muted);border-color:var(--gh-border)}body.light-mode .lang-mobile-container{border-top-color:var(--gh-border)}body.light-mode .lang-mobile-btn{background:var(--gh-dark-2);border-color:var(--gh-border);color:var(--gh-text)}body.light-mode .lang-mobile-btn:hover{background:var(--gh-border)}body.light-mode .lang-mobile-btn.active{background:rgba(196,104,73,.1);border-color:var(--brand-hover);color:var(--brand-hover)}body.light-mode .site-footer{background:var(--gh-dark-2);border-top-color:var(--gh-border)}body.light-mode .footer-brand{color:var(--gh-text)}.header,.mobile-menu,.site-footer,.site-header{transition:background-color .3s ease,border-color .3s ease}