body { font-family: 'Inter', sans-serif; overflow-x: hidden; }
        .text-primary { color: #FFD400; }
        .bg-primary { background-color: #FFD400; }
        .border-primary { border-color: #FFD400; }
        .hover-bg-primary:hover { background-color: #E6BF00; }
        
        html { scroll-behavior: smooth; }

        ::-webkit-scrollbar { width: 8px; }
        ::-webkit-scrollbar-track { background: #1a1a1a; }
        ::-webkit-scrollbar-thumb { background: #FFD400; border-radius: 4px; }
        
        .timeline-line::before {
            content: '';
            position: absolute;
            left: -41px; 
            top: 0;
            bottom: 0;
            width: 2px;
            background: #e5e7eb;
        }

        /* Swiper Custom Navigation Buttons */
        .swiper-button-next, .swiper-button-prev {
            background-color: #FFD400;
            color: #000;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
            transition: all 0.3s ease;
            z-index: 20;
        }
        .swiper-button-next:hover, .swiper-button-prev:hover {
            background-color: #fff;
            transform: scale(1.1);
        }
        .swiper-button-next::after, .swiper-button-prev::after {
            font-size: 18px; 
            font-weight: bold;
        }

        @media (max-width: 640px) {
            .swiper-button-next, .swiper-button-prev {
                width: 35px;
                height: 35px;
            }
            .swiper-button-next::after, .swiper-button-prev::after {
                font-size: 14px; 
            }
        }

        /* Modal Transitions */
        .modal {
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease, visibility 0.3s ease;
        }
        .modal.active {
            opacity: 1;
            visibility: visible;
        }
        .modal-content {
            transform: scale(0.9);
            transition: transform 0.3s ease;
        }
        .modal.active .modal-content {
            transform: scale(1);
        }
        
        /* Video Container */
        .video-container {
            position: relative;
            padding-bottom: 56.25%; /* 16:9 aspect ratio */
            height: 0;
            overflow: hidden;
            border-radius: 0.75rem;
            background-color: #000;
        }
        .video-container iframe {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
        }