.header{position:fixed;top:0;left:0;right:0;height:var(--header-height);background-color:var(--color-bg-primary);border-bottom:2px solid var(--color-rule);z-index:100}.header-inner{display:flex;align-items:center;justify-content:space-between;height:100%;max-width:var(--max-width);margin:0 auto;padding:0 var(--spacing-lg)}.header-logo{display:flex;align-items:center;gap:var(--spacing-sm);text-decoration:none}.header-logo img{width:28px;height:28px}.header-logo span{font-size:var(--font-size-base);font-weight:800;font-stretch:115%;text-transform:uppercase;color:var(--color-text-primary);letter-spacing:-.01em}.header-nav{display:flex;align-items:center;gap:var(--spacing-xl)}.header-nav a{color:var(--color-text-secondary);font-family:var(--font-family-mono);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;border-bottom:2px solid transparent;padding:2px 0;transition:color var(--transition-fast),border-color var(--transition-fast)}.header-nav a:hover,.products-nav-trigger:hover{color:var(--color-accent)}.header-nav>a:hover{border-bottom-color:var(--color-accent)}.products-nav{position:relative;display:flex;align-items:center}.products-nav-trigger{position:relative;display:inline-block;color:var(--color-text-secondary);font-family:var(--font-family-mono);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;line-height:1.6;padding:2px 18px 2px 0;border-bottom:2px solid transparent;cursor:pointer;transition:color var(--transition-fast)}.products-nav-trigger:after{content:"";position:absolute;top:50%;right:1px;width:6px;height:6px;margin-top:-5px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;transform:rotate(45deg)}.products-menu{position:absolute;top:calc(100% + 14px);left:50%;z-index:200;display:grid;min-width:220px;padding:var(--spacing-sm);background-color:var(--color-bg-primary);border:1px solid var(--color-rule);box-shadow:0 10px 30px #0000006b;opacity:0;visibility:hidden;transform:translate(-50%,-8px);transition:opacity var(--transition-fast),transform var(--transition-fast),visibility var(--transition-fast)}.products-menu:before{content:"";position:absolute;top:-14px;left:0;right:0;height:14px}.products-nav:hover .products-menu,.products-nav.is-open .products-menu{opacity:1;visibility:visible;transform:translate(-50%)}.products-menu a{display:block;padding:var(--spacing-sm) var(--spacing-md);color:var(--color-text-secondary);white-space:nowrap}.products-menu a:hover{background-color:var(--color-text-primary);color:var(--color-bg-primary)}.header-actions{display:flex;align-items:center;gap:var(--spacing-md)}.mobile-menu-toggle{display:none;flex-direction:column;gap:5px;padding:var(--spacing-sm);cursor:pointer}.mobile-menu-toggle span{width:24px;height:2px;background-color:var(--color-text-primary);transition:all var(--transition-fast)}@media(max-width:768px){.mobile-menu-toggle{display:flex}.header-logo img{width:24px;height:24px}.header-logo span{font-size:.78rem;line-height:1.2}.header-nav{position:fixed;top:var(--header-height);left:0;right:0;bottom:0;flex-direction:column;gap:0;padding:var(--spacing-xl);background-color:var(--color-bg-primary);transform:translate(100%);pointer-events:none;transition:transform var(--transition-base);z-index:50;overflow-y:auto;min-height:100vh}.header-nav.open{transform:translate(0);pointer-events:auto}.header-nav a{font-size:var(--font-size-sm);padding:var(--spacing-md) 0;border-bottom:1px solid var(--color-hair);width:100%;display:block;text-align:center;color:var(--color-text-primary)}.products-nav{width:100%;display:block}.products-nav-trigger{width:100%;padding:var(--spacing-md) 0;color:var(--color-text-primary);font-size:var(--font-size-sm);text-align:center;border-bottom:1px solid var(--color-hair)}.products-menu{position:static;display:none;min-width:0;padding:0 0 var(--spacing-sm);background:transparent;border:0;border-radius:0;box-shadow:none;opacity:1;visibility:visible;transform:none}.products-nav:hover .products-menu,.products-nav.is-open .products-menu{transform:none}.products-nav.is-open .products-menu{display:grid}.products-menu a{padding:var(--spacing-sm) 0;color:var(--color-text-secondary);font-size:var(--font-size-base);border-bottom:0}.header-actions .btn{display:none}.account-dropdown{display:block!important}}.account-dropdown{position:relative}.account-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background-color:transparent;border:1px solid var(--color-hair);cursor:pointer;transition:all var(--transition-fast)}.account-btn:hover{background-color:var(--color-text-primary);border-color:var(--color-text-primary)}.account-btn:hover svg{stroke:var(--color-bg-primary)}.account-btn svg{width:20px;height:20px;stroke:var(--color-text-primary)}.account-btn.logged-in svg circle:nth-child(2),.account-btn.logged-in svg path{fill:var(--color-text-primary)}.account-menu{position:absolute;top:calc(100% + 8px);right:0;min-width:200px;background-color:var(--color-bg-primary);border:1px solid var(--color-rule);box-shadow:0 8px 24px #0006;opacity:0;visibility:hidden;transform:translateY(-10px);transition:all var(--transition-fast);z-index:1000}.account-menu.show{opacity:1;visibility:visible;transform:translateY(0)}.account-menu-item{display:flex;align-items:center;gap:var(--spacing-sm);width:100%;padding:var(--spacing-md);color:var(--color-text-secondary);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);text-decoration:none;background:none;border:none;cursor:pointer;transition:all var(--transition-fast);text-align:left}.account-menu-item:first-child{border-radius:var(--radius-md) var(--radius-md) 0 0}.account-menu-item:last-child{border-top:1px solid var(--color-hair)}.account-menu-item:hover{background-color:var(--color-text-primary);color:var(--color-bg-primary)}.account-menu-item svg{width:18px;height:18px;flex-shrink:0}