header{z-index:1000;background:0 0;border-bottom:1px solid #0000;justify-content:space-between;align-items:center;width:100%;max-width:100%;padding:24px 50px;transition:all .4s cubic-bezier(.16,1,.3,1);display:flex;position:fixed;top:0;left:0;right:0}header.scrolled{-webkit-backdrop-filter:blur(12px);background:#fffffffc;border-bottom:1px solid #0000000d;padding:14px 50px;box-shadow:0 4px 30px #00000008}header.menu-open{-webkit-backdrop-filter:none!important;box-shadow:none!important;background:#fff!important;border-bottom:1px solid #0000000d!important}header.catalog-active{-webkit-backdrop-filter:none!important;box-shadow:none!important;background:0 0!important;border-bottom:1px solid #0000!important}header.catalog-active .desktop-nav{transform:translateY(-10px);opacity:0!important;visibility:hidden!important;pointer-events:none!important}@media (max-width:1024px){header{padding:20px 30px}header.scrolled{padding:12px 30px}}@media (max-width:768px){header{padding:15px 20px}header.scrolled{padding:10px 20px}}.logo{color:var(--primary-dark);cursor:pointer;flex:1;align-items:center;font-size:24px;font-weight:800;transition:transform .3s;display:flex}.logo:hover{transform:scale(1.05)}.logo span{color:var(--primary-blue);margin-left:2px;font-size:28px;font-weight:300}@media (max-width:480px){.logo{font-size:20px}.logo span{font-size:24px}}.desktop-nav{justify-content:center;align-items:center;gap:25px;transition:opacity .4s cubic-bezier(.16,1,.3,1),transform .4s cubic-bezier(.16,1,.3,1),visibility .4s cubic-bezier(.16,1,.3,1);display:flex}.desktop-nav a{color:var(--primary-dark);text-transform:uppercase;font-size:14px;font-weight:500;text-decoration:none;transition:color .3s,transform .3s}.desktop-nav a:hover{color:var(--primary-blue);transform:translateY(-2px)}@media (max-width:850px){.desktop-nav{display:none}}.nav-actions{flex:1;justify-content:flex-end;align-items:center;gap:20px;display:flex}.lang-select{color:var(--primary-dark);font-size:14px;font-weight:700;text-decoration:none;transition:color .3s}.lang-select:hover{color:var(--primary-blue)}.btn-teklif{background:var(--brand-red);color:#fff;letter-spacing:.5px;cursor:pointer;white-space:nowrap;border:none;border-radius:4px;padding:12px 25px;font-size:14px;font-weight:600;text-decoration:none;transition:all .3s;display:inline-block;box-shadow:0 4px 15px #f4002733}.btn-teklif:hover{background:#cc0020;transform:translateY(-2px);box-shadow:0 6px 20px #f4002766}.header-controls{z-index:110;align-items:center;gap:20px;display:flex}.mobile-menu-toggle{cursor:pointer;background:0 0;border:none;flex-direction:column;justify-content:space-between;width:30px;height:21px;padding:0;display:none}.mobile-menu-toggle span{background-color:var(--primary-dark);transform-origin:1px;border-radius:10px;width:100%;height:3px;transition:all .3s linear;position:relative}@media (max-width:850px){.mobile-menu-toggle{display:flex}.mobile-menu-toggle.active span:first-child{transform:rotate(45deg)}.mobile-menu-toggle.active span:nth-child(2){opacity:0;transform:translate(20px)}.mobile-menu-toggle.active span:nth-child(3){transform:rotate(-45deg)}}.nav-container{display:none}@media (max-width:850px){.nav-container{z-index:105;background:#fff;flex-direction:column;justify-content:flex-start;gap:30px;width:100%;max-width:300px;height:100vh;padding:120px 40px 80px;transition:transform .4s cubic-bezier(.16,1,.3,1);display:flex;position:fixed;top:0;right:0;transform:translate(100%);box-shadow:-10px 0 30px #0000001a}.nav-container.open{transform:translate(0)}.mobile-nav{flex-direction:column;gap:20px;display:flex}.mobile-nav a{color:var(--primary-dark);text-transform:uppercase;font-size:18px;font-weight:600;text-decoration:none}}@media (max-width:480px){.btn-teklif{padding:10px 16px;font-size:12px}}.header-spacer{width:100%;height:86px;display:block}@media (max-width:1024px){.header-spacer{height:78px}}@media (max-width:768px){.header-spacer{height:68px}}