.nav-link-creative::after {
            content: '';
            position: absolute;
            width: 0%;
            height: 3px;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            background-color: var(--accent-primary);
            transition: width 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
         border-radius: 2px;
        }

        .nav-link-creative:hover::after,
        .nav-link-creative:focus::after {
            width: 100%;
        }.theme-toggle-btn {
            border: 2px solid var(--accent-primary);
            background-color: var(--bg-card);
            transition: background-color 0.3s, transform 0.2s;
        }

        .theme-toggle-btn:hover {
            background-color: var(--accent-primary);
            transform: translateY(-2px);
            box-shadow: 0 4px 10px rgba(245, 158, 11, 0.4);
          }.mobile-menu-btn {
            border: 1px solid var(--accent-secondary);

        }