#mainNavbar {
            background-color: transparent;
            padding: 20px 0;
            transition: all 0.5s cubic-bezier(0.215, 0.61, 0.355, 1);
            transform: translateY(-100%);
            opacity: 0;
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
        }

        #mainNavbar.navbar-scrolled {
            background-color: rgba(0, 0, 0, 0.9);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
            padding: 10px 0;
            transform: translateY(0);
            opacity: 1;
        }
        @media (max-width: 991.98px) {
            #mainNavbar {
                padding: 15px 0;
                transform: translateY(0);
                opacity: 1;
                background-color: rgba(0, 0, 0, 0.9);
                backdrop-filter: blur(10px);
            }

            #mainNavbar.navbar-scrolled {
                padding: 10px 0;
            }

            .navbar-collapse {
                position: fixed;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: rgba(0, 0, 0, 0.95);
                padding: 20px;
                box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
                max-height: calc(100vh - 70px);
                overflow-y: auto;
                transition: all 0.4s ease;
                transform: translateY(-20px);
                opacity: 0;
                visibility: hidden;
            }

            .navbar-collapse.show {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }

            .nav-item {
                margin: 10px 0;
            }

            .nav-link {
                padding: 12px 0;
                font-size: 1.1rem;
            }

            .navbar-toggler {
                position: relative;
                border: none;
                background: transparent !important;
                width: 30px;
                height: 30px;
                padding: 0;
            }

            .navbar-toggler-icon,
            .close-icon {
                position: absolute;
                top: 50%;
                left: 50%;
                transform: translate(-50%, -50%);
                transition: all 0.3s ease;
            }

            .navbar-toggler[aria-expanded="true"] .navbar-toggler-icon {
                opacity: 0;
            }

            .navbar-toggler[aria-expanded="true"] .close-icon {
                opacity: 1;
            }

            .close-icon {
                opacity: 0;
                color: #fff;
                font-size: 1.5rem;
            }
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.8rem;
            transition: all 0.3s ease;
        }

        .navbar-brand span {
            color: #fff;
        }

        .nav-link {
            position: relative;
            margin: 0 10px;
            font-weight: 500;
            padding: 8px 0;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: #f8b400;
            transition: width 0.3s ease;
        }

        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }

        .btn-primary {
            background-color: #f8b400;
            border: none;
            border-radius: 50px;
            padding: 8px 20px;
            font-weight: 600;
            transition: all 0.3s ease;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(248, 180, 0, 0.4);
        }