.main-nav{background-color:var(--nav-background-color);border-bottom:1px solid var(--border-color);padding:0 2rem;position:sticky;top:0;z-index:1000;transition:background-color .3s ease;backdrop-filter:blur(5px)}.main-nav-container{display:flex;justify-content:space-between;align-items:center;height:70px;max-width:1400px;margin:0 auto}.main-nav .logo{display:flex;align-items:center;text-decoration:none;color:var(--text-color)}.main-nav .logo img{height:35px;margin-right:10px}.main-nav .logo span{font-size:2.75rem;font-weight:700}@media(min-width:768px){.main-nav .logo span{font-size:2.25rem}}.nav-links{display:none}@media(min-width:768px){.nav-links{display:flex;align-items:center;gap:2rem}}.nav-item{position:relative}.nav-link{text-decoration:none;color:var(--text-color);font-weight:500;padding:10px 0;position:relative;transition:color .3s ease}.nav-link::after{content:'';position:absolute;width:0;height:2px;bottom:0;left:50%;background-color:var(--primary-color);transition:all .3s ease-in-out;transform:translateX(-50%)}.nav-link:hover{color:var(--primary-color)}.nav-link:hover::after{width:100%}.dropdown:hover .mega-menu{opacity:1;visibility:visible;transform:translateY(0)}.mega-menu{position:absolute;top:100%;left:50%;transform:translateX(-50%)translateY(10px);width:600px;background-color:var(--background-color);border:1px solid var(--border-color);border-radius:8px;box-shadow:0 10px 30px rgba(0,0,0,.1);opacity:0;visibility:hidden;transition:all .3s ease;padding:1.5rem}.mega-menu-header{font-size:1.2rem;font-weight:700;margin-bottom:1rem;padding-bottom:.5rem;border-bottom:1px solid var(--border-color)}.mega-menu-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}.mega-menu-item{display:flex;align-items:center;gap:10px;padding:10px;border-radius:6px;transition:background-color .3s ease;text-decoration:none;color:var(--text-color)}.mega-menu-item:hover{background-color:var(--bg-alt-color)}.mega-menu-item img{width:80px;height:50px;object-fit:cover;border-radius:4px}.mega-menu-item-title{font-weight:500;line-height:1.3}.nav-actions-desktop{display:none}@media(min-width:768px){.nav-actions-desktop{display:flex;align-items:center;gap:1rem}}.mobile-nav-actions{display:flex;align-items:center;gap:1rem}@media(min-width:768px){.mobile-nav-actions{display:none}}.nav-action-btn{background:0 0;border:none;color:var(--text-color);font-size:1.2rem;cursor:pointer;transition:color .3s ease}.nav-action-btn:hover{color:var(--primary-color)}.cta-btn{color:var(--text-color);padding:8px 16px;border-radius:5px;text-decoration:none;font-size:1rem;font-weight:500;transition:background-color .3s ease}.cta-btn:hover{background-color:darken(var(--background-color),10%);color:var(--text-color)}.mobile-menu-toggle{display:block;background:0 0;border:none;font-size:1.8rem;color:var(--text-color);cursor:pointer}@media(min-width:768px){.mobile-menu-toggle{display:none}}.mobile-menu-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:var(--bg-color);z-index:1001;transform:translateX(100%);transition:transform .3s ease-in-out;padding:2rem;overflow-y:auto}.mobile-menu-overlay .logo{font-size:2.25rem;color:var(--text-color)}.mobile-menu-overlay.active{transform:translateX(0);background-color:var(--nav-background-color);backdrop-filter:blur(20px)}.mobile-menu-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.mobile-menu-right-actions{display:flex;align-items:center;gap:1rem}.mobile-menu-close{background:0 0;border:none;font-size:2rem;color:var(--text-color);cursor:pointer}.mobile-menu-links{display:flex;flex-direction:column;gap:2.5rem;align-items:center}.mobile-nav-link{font-size:2.75rem;font-weight:600;text-decoration:none;color:var(--text-color);text-align:center}.accordion .mobile-nav-link{display:flex;justify-content:space-between;align-items:center}.accordion-content{max-height:0;overflow:hidden;transition:max-height .3s ease-in-out;padding-left:1rem;margin-top:1rem;display:flex;flex-direction:column;gap:1rem}.mobile-submenu-link{color:var(--text-color-light);text-decoration:none}.search-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.7);z-index:1002;display:flex;justify-content:center;align-items:center;opacity:0;visibility:hidden;transition:opacity .3s ease}.search-overlay.active{opacity:1;visibility:visible}.search-close{position:absolute;top:2rem;right:2rem;background:0 0;border:none;color:#fff;font-size:2rem;cursor:pointer}.search-bar-container{width:90%;max-width:600px}#search-input{width:100%;padding:1rem;font-size:1.5rem;border:none;border-radius:5px;outline:none;color:var(--background-color)}#search-results{position:relative;z-index:1003;background-color:var(--background-color);border-radius:5px;margin-top:10px;max-height:70vh;overflow-y:auto}