.main-header{z-index:1000;-webkit-backdrop-filter:blur(12px);width:100%;transition:all var(--duration-normal)ease;background:#0b1120e6;border-bottom:1px solid #ffffff0d;position:fixed;top:0;left:0}.scroll-progress{background:var(--accent-primary);z-index:1001;width:0%;height:2px;box-shadow:0 0 10px var(--accent-primary);transition:width .2s cubic-bezier(.25,.46,.45,.94);position:absolute;bottom:-1px;left:0}.navigation{justify-content:space-between;align-items:center;width:100%;max-width:none;height:45px;margin:0;padding:0 2rem;display:flex}.nav-brand a{align-items:center;text-decoration:none;display:flex}.brand-text{font-family:var(--font-display);color:var(--text-main);letter-spacing:-.02em;transition:color var(--duration-fast);font-size:1.1rem;font-weight:700}.nav-brand a:hover .brand-text{color:var(--accent-primary)}.nav-links{align-items:center;gap:1.5rem;margin:0;padding:0;list-style:none;display:flex}.nav-links a{color:var(--text-muted);font-family:var(--font-sans);transition:color var(--duration-fast);text-transform:uppercase;letter-spacing:.05em;font-size:.75rem;font-weight:500;text-decoration:none;position:relative}.nav-links a:hover{color:var(--accent-primary)}.nav-links a.active{color:var(--text-main)}.nav-links a.active:after{content:"";background:var(--accent-primary);border-radius:2px;width:100%;height:2px;position:absolute;bottom:-4px;left:0}.mobile-menu-toggle{cursor:pointer;z-index:1002;flex-direction:column;justify-content:center;gap:5px;width:24px;height:24px;display:none}.mobile-menu-toggle span{background:var(--text-main);border-radius:2px;width:100%;height:2px;transition:all .3s}.mobile-menu-toggle.active span:first-child{transform:translateY(7px)rotate(45deg)}.mobile-menu-toggle.active span:nth-child(2){opacity:0}.mobile-menu-toggle.active span:nth-child(3){transform:translateY(-7px)rotate(-45deg)}@media (max-width:768px){.mobile-menu-toggle{display:flex}.navigation{padding:.5rem var(--spacing-sm);height:50px}.nav-links{background:var(--bg-dark);z-index:1001;flex-direction:column;justify-content:center;align-items:center;gap:2rem;width:100%;height:100vh;transition:right .4s cubic-bezier(.16,1,.3,1);position:fixed;top:0;right:-100%}.nav-links.active{right:0}.nav-links a{color:var(--text-muted);font-size:1.25rem}.nav-links a.active{color:var(--text-main)}}