.header{position:fixed;top:0;left:0;right:0;z-index:1000;padding:.95rem 0;background:var(--paper);border-bottom:1px solid transparent;transition:padding var(--t) var(--ease),border-color var(--t) var(--ease),box-shadow var(--t) var(--ease)}.header-scrolled{padding:.6rem 0;border-bottom-color:var(--line);box-shadow:0 1px 0 rgba(8,18,33,.03)}.nav{justify-content:space-between;gap:1.5rem}.logo-link,.nav{display:flex;align-items:center}.logo-link{gap:.6rem;flex:0 0 auto}.logo-img{width:34px;height:34px;object-fit:contain;border-radius:8px;flex-shrink:0}.logo-text{font-family:var(--font-display-stack);font-size:1.25rem;font-weight:600;color:var(--ink);letter-spacing:-.03em}.nav-links{display:flex;align-items:center;gap:1.4rem}.nav-link{position:relative;z-index:0;font-size:.9062rem;font-weight:450;color:var(--ink-2);transition:color var(--t) var(--ease)}.nav-link:hover{color:var(--ink)}.nav-link:after{content:"";position:absolute;z-index:-1;left:-.3em;right:-.3em;top:50%;height:1em;margin-top:-.46em;background-image:linear-gradient(100deg,rgba(var(--hl-rgb),0) 0,rgba(var(--hl-rgb),.8) 5%,rgba(var(--hl-rgb),.6) 93%,rgba(var(--hl-rgb),0) 100%);transform:scaleX(0);transform-origin:left center;transition:transform var(--t) var(--ease)}.nav-link:hover:after{transform:scaleX(1)}.nav-actions{display:flex;align-items:center;gap:.9rem;flex:0 0 auto}.nav-download{padding:.5rem 1rem;background:var(--ink);color:#F5F8FC;border-radius:var(--r-sm);font-size:.875rem;font-weight:550;transition:background var(--t) var(--ease)}.nav-download:hover{background:#132137}.mobile-menu-btn{display:grid;place-items:center;padding:.4rem;color:var(--ink-2);background:none;border:0;cursor:pointer}.mobile-menu{position:absolute;top:100%;left:0;right:0;background:var(--paper);border-top:1px solid var(--line);box-shadow:var(--sh-3);overflow:hidden}.mobile-nav-link{display:block;padding:.95rem 0;font-size:1rem;font-weight:450;color:var(--ink-2);border-bottom:1px solid var(--line-soft)}.mobile-nav-link:hover{color:var(--ink)}.mobile-cta{display:block;margin:1.25rem 0 1.5rem;width:100%;text-align:center;padding:.85rem 1rem}