.fpv-video-wrapper {
            margin-bottom: 1em;
        }

        .fpv-video-wrapper.fpv-youtube {
            position: relative;
            padding-bottom: 56.25%; /* 16:9 */
            height: 0;
            overflow: hidden;
            background: #000;
        }

        .fpv-video-wrapper.fpv-youtube iframe {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
        }

        .fpv-video-wrapper.fpv-self-hosted video {
            display: block;
            width: 100%;
            max-width: 100%;
        }

        /* Click-to-play: poster + play button */
        .fpv-video-wrapper.fpv-click-to-play {
            position: relative;
            padding-bottom: 56.25%;
            height: 0;
            overflow: hidden;
            background: #111;
        }

        .fpv-video-wrapper.fpv-click-to-play .fpv-poster-layer {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
        }

        .fpv-video-wrapper.fpv-click-to-play .fpv-poster-placeholder {
            display: block;
            width: 100%;
            height: 100%;
            background: #222;
        }

        .fpv-video-wrapper.fpv-click-to-play .fpv-play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 72px;
            height: 72px;
            padding: 0;
            border: none;
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.7);
            cursor: pointer;
            z-index: 2;
            transition: background 0.2s, transform 0.2s;
        }

        .fpv-video-wrapper.fpv-click-to-play .fpv-play-btn:hover {
            background: rgba(255, 255, 255, 0.9);
        }

        .fpv-video-wrapper.fpv-click-to-play .fpv-play-btn::before {
            content: '';
            display: block;
            width: 0;
            height: 0;
            margin: 0 auto;
            border-style: solid;
            border-width: 14px 0 14px 24px;
            border-color: transparent transparent transparent #fff;
            position: relative;
            left: 6px;
        }

        .fpv-video-wrapper.fpv-click-to-play .fpv-play-btn:hover::before {
            border-color: transparent transparent transparent #333;
        }

        .fpv-video-wrapper.fpv-click-to-play .fpv-video-layer {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
        }

        .fpv-video-wrapper.fpv-click-to-play .fpv-video-inner {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
        }

        .fpv-video-wrapper.fpv-click-to-play .fpv-video-inner.fpv-youtube {
            padding-bottom: 0;
            height: 100%;
        }

        .fpv-video-wrapper.fpv-click-to-play .fpv-video-inner iframe {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
        }

        .fpv-video-wrapper.fpv-click-to-play .fpv-video-inner video {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: contain;
        }

        /* Default (non-slider) grid */
        .fpv-section:not(.fpv-slider) .fpv-featured-products {
            display: grid;
            gap: 1.5rem;
        }

        /* Slider mode override */
        .fpv-section.fpv-slider .fpv-featured-products {
            display: flex !important;
            flex-wrap: nowrap !important;
            gap: 1.5rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .fpv-featured-products.columns-2 { grid-template-columns: repeat(2, 1fr); }
        .fpv-featured-products.columns-3 { grid-template-columns: repeat(3, 1fr); }
        .fpv-featured-products.columns-4 { grid-template-columns: repeat(4, 1fr); }

        @media (max-width: 768px) {
            .fpv-featured-products.columns-2,
            .fpv-featured-products.columns-3,
            .fpv-featured-products.columns-4 {
                grid-template-columns: 1fr;
            }
        }

        /* Slider / Carousel */
        .fpv-section.fpv-slider {
            margin: 2rem 0;
            padding: 0 3rem;
        }

        .fpv-slider-container {
            position: relative;
            width: 100%;
        }

        .fpv-slider-track {
            overflow: hidden;
            width: 100%;
        }

        .fpv-slider-inner {
            display: flex !important;
            flex-wrap: nowrap !important;
            gap: 1.5rem;
            transition: transform 0.4s ease;
            padding: 0.25rem 0;
        }

        .fpv-slide {
            flex: 0 0 auto;
            width: 25%; /* 4 items desktop */
            box-sizing: border-box;
            padding: 0 12px;
        }

        @media (max-width: 1024px) {
             .fpv-slide {
                width: 33.33%;
             }
        }

        @media (max-width: 768px) {
            .fpv-slide {
                min-width: 260px;
                max-width: 100%;
                width: 100%;
            }
            .fpv-section.fpv-slider {
                padding: 0 2.5rem;
            }
        }

        .fpv-slider-prev,
        .fpv-slider-next {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            z-index: 10;
            width: 44px;
            height: 44px;
            padding: 0;
            border: none;
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.6);
            color: #fff;
            font-size: 1.5rem;
            cursor: pointer;
            transition: background 0.2s;
            display: flex;
            align-items: center;
            justify-content: center;
            line-height: 1;
        }

        .fpv-slider-prev:hover,
        .fpv-slider-next:hover {
            background: rgba(0, 0, 0, 0.85);
        }

        .fpv-slider-prev { left: 0; }
        .fpv-slider-next { right: 0; }

        .fpv-product-item {
            border: 1px solid #e0e0e0;
            border-radius: 4px;
            overflow: hidden;
            transition: box-shadow 0.2s ease;
            background: #fff;
        }

        .fpv-product-item:hover {
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }

        .fpv-product-link {
            display: block;
            text-decoration: none;
            color: inherit;
        }

        .fpv-product-video {
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

        .fpv-product-video .fpv-video-wrapper {
            margin-bottom: 0;
        }

        .fpv-product-title {
            padding: 0.75rem 1rem 0;
            margin: 0 0 0.5rem;
            font-size: 1rem;
        }

        .fpv-product-link .price {
            display: block;
            padding: 0 1rem 1rem;
            font-weight: 600;
        }

        /* Demo Page Styles */
        body {
            background: #fdfdfd;
            font-family: sans-serif;
            margin: 0;
            padding: 2rem;
        }
        .demo-container { max-width: 1200px; margin: 0 auto; }
        h1 { text-align: center; margin-bottom: 3rem; color: #333; }