.nav-modern{background-color:var(--bg-secondary);box-shadow:var(--shadow-md);position:sticky;top:0;z-index:var(--z-sticky)}.nav-modern-container{max-width:var(--container-2xl);margin:0 auto;padding:var(--space-4) var(--space-6);display:flex;align-items:center;justify-content:space-between}.nav-modern-links{display:flex;gap:var(--space-8);list-style:none;margin:0;padding:0;align-items:center}.nav-modern-link{text-decoration:none;color:var(--color-neutral-700);font-weight:var(--font-weight-medium);font-size:var(--font-size-sm);padding:var(--space-2) 0;position:relative;transition:color var(--transition-fast)}.nav-modern-link::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background-color:var(--color-brand-accent);transition:width var(--transition-normal)}.nav-modern-link:hover{color:var(--color-brand-accent)}.nav-modern-link:hover::after{width:100%}.nav-modern-link.active{color:var(--color-brand-accent)}.nav-modern-link.active::after{width:100%}.nav-dropdown-modern{position:relative}.nav-dropdown-toggle{display:flex;align-items:center;gap:var(--space-1);cursor:pointer}.nav-dropdown-toggle::after{content:'?';font-size:var(--font-size-xs);transition:transform var(--transition-fast)}.nav-dropdown-modern:hover .nav-dropdown-toggle::after{transform:rotate(180deg)}.nav-dropdown-menu-modern{position:absolute;top:100%;left:0;min-width:200px;background-color:var(--bg-secondary);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);padding:var(--space-3) 0;opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity var(--transition-normal),visibility var(--transition-normal),transform var(--transition-normal)}.nav-dropdown-modern:hover .nav-dropdown-menu-modern{opacity:1;visibility:visible;transform:translateY(4px)}.nav-dropdown-menu-modern a{display:block;padding:var(--space-3) var(--space-5);color:var(--color-neutral-700);text-decoration:none;font-size:var(--font-size-sm);transition:background-color var(--transition-fast)}.nav-dropdown-menu-modern a:hover{background-color:var(--color-brand-accent-light);color:var(--color-brand-accent-dark)}.breadcrumb-modern{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2);list-style:none;padding:0;margin:0 0 var(--space-4) 0;font-size:var(--font-size-sm)}.breadcrumb-modern li{display:flex;align-items:center}.breadcrumb-modern li:not(:last-child)::after{content:'�';margin-left:var(--space-2);color:var(--color-neutral-400)}.breadcrumb-modern a{color:var(--color-brand-secondary);text-decoration:none;transition:color var(--transition-fast)}.breadcrumb-modern a:hover{color:var(--color-brand-accent)}.breadcrumb-modern .active{color:var(--color-neutral-600)}.rxce-breadcrumb .breadcrumb{background:transparent;padding:0;margin-bottom:var(--space-4);font-size:var(--font-size-sm)}.rxce-breadcrumb .breadcrumb-item a{color:var(--color-brand-secondary);text-decoration:none}.rxce-breadcrumb .breadcrumb-item a:hover{color:var(--color-brand-accent)}.rxce-breadcrumb .breadcrumb-item.active{color:var(--color-neutral-600)}.nav-tabs-modern{display:flex;gap:var(--space-1);border-bottom:2px solid var(--color-neutral-200);margin-bottom:var(--space-6)}.nav-tabs-modern__tab{padding:var(--space-3) var(--space-5);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-neutral-600);background:transparent;border:0;border-bottom:2px solid transparent;margin-bottom:-2px;cursor:pointer;transition:color var(--transition-fast),border-color var(--transition-fast)}.nav-tabs-modern__tab:hover{color:var(--color-brand-secondary)}.nav-tabs-modern__tab--active{color:var(--color-brand-secondary);border-bottom-color:var(--color-brand-secondary)}