:root {
            --si-primary: #0a2540; /* Navy Blue */
            --si-primary-hover: #153c66;
            --si-bg: #f9fbfd;
            --si-border: #e2e8f0;
            --si-text-dark: #2d3748;
            --si-text-light: #718096;
            --si-promo-bg: #c60c30; /* Dansk Rød */
            --si-promo-text: #ffffff;
            --si-badge-bg: #f1f5f9;
        }
        .si-wrapper {
            display: grid; grid-template-columns: 260px 1fr; gap: 30px;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
            align-items: start; margin-top: 20px;
        }
        
        /* Sidebar */
        .si-sidebar {
            background: #fff; padding: 25px; border-radius: 8px;
            border: 1px solid var(--si-border); box-shadow: 0 2px 4px rgba(0,0,0,0.02);
            position: -webkit-sticky; position: sticky; top: 100px; 
            max-height: calc(100vh - 120px); overflow-y: auto; z-index: 10;
        }
        .si-sidebar-title {
            font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.5px;
            color: var(--si-text-dark); margin-bottom: 15px; border-bottom: 2px solid var(--si-border); padding-bottom: 5px;
        }
        .si-filter-group { margin-bottom: 30px; }
        .si-range-label { display: flex; justify-content: space-between; font-weight: 600; margin-bottom: 10px; font-size: 14px; color: var(--si-text-dark); }
        input[type=range] { width: 100%; cursor: pointer; accent-color: var(--si-primary); }
        
        /* Checkboxes */
        .si-checkbox-list { display: flex; flex-direction: column; gap: 10px; }
        .si-checkbox-item { display: flex; align-items: center; cursor: pointer; font-size: 14px; color: var(--si-text-dark); }
        .si-checkbox-item input { margin-right: 10px; cursor: pointer; width: 16px; height: 16px; accent-color: var(--si-primary); }
        
        /* Expand Logic */
        .si-checkbox-list.collapsible .si-checkbox-item:nth-child(n+5) { display: none; }
        .si-checkbox-list.collapsible.is-expanded .si-checkbox-item:nth-child(n+5) { display: flex; }
        .si-show-more {
            font-size: 13px; color: var(--si-primary); font-weight: 600; cursor: pointer;
            margin-top: 15px; display: inline-flex; align-items: center; gap: 5px; transition: color 0.2s;
        }
        .si-show-more:hover { color: var(--si-primary-hover); }
        .si-show-more svg { width: 16px; height: 16px; fill: currentColor; transition: transform 0.3s; }
        .si-checkbox-list.is-expanded ~ .si-show-more svg { transform: rotate(180deg); }

        /* Top Bar */
        .si-top-bar { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; margin-bottom: 20px; font-size: 14px; color: var(--si-text-light); gap: 15px; }
        .si-top-bar strong { color: var(--si-text-dark); }
        .si-sort-select { padding: 8px 15px; border: 1px solid var(--si-border); border-radius: 6px; background: #fff; color: var(--si-text-dark); cursor: pointer; font-size: 14px; }

        /* Cards */
        .si-list { display: flex; flex-direction: column; gap: 20px; }
        .si-card {
            background: #fff; border: 1px solid var(--si-border); border-radius: 8px; 
            padding: 20px; box-shadow: 0 2px 8px rgba(0,0,0,0.03);
            display: grid; grid-template-columns: 180px 1fr 220px; gap: 25px;
            align-items: center; transition: all 0.2s ease; position: relative;
        }
        .si-card:hover { border-color: var(--si-primary); box-shadow: 0 6px 16px rgba(0,0,0,0.06); transform: translateY(-2px); }
        
        .si-card-logo { max-width: 140px; max-height: 50px; object-fit: contain; }
        
        .si-promo-text { color: var(--si-promo-bg); font-size: 13px; font-weight: 700; margin-top: 8px; }
        .si-title { font-size: 20px; font-weight: 800; color: var(--si-text-dark); margin: 0 0 8px 0; }
        
        .si-badges { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }
        .si-badge { 
            font-size: 11px; font-weight: 600; border: 1px solid var(--si-border); background: var(--si-badge-bg); color: var(--si-text-dark);
            padding: 4px 8px; border-radius: 4px; display: inline-flex; align-items: center; gap: 4px;
        }
        
        .si-usps { display: flex; flex-direction: column; gap: 6px; list-style: none; padding: 0; margin: 0; font-size: 13px; color: var(--si-text-light); }
        .si-usps li { display: flex; align-items: center; gap: 6px; }
        .si-usps svg { width: 14px; height: 14px; fill: var(--si-primary); flex-shrink: 0; }

        .si-action-col { border-left: 1px solid var(--si-border); padding-left: 25px; text-align: right; display: flex; flex-direction: column; justify-content: center; align-items: flex-end; }
        
        .si-price-wrap { margin-bottom: 15px; }
        .si-price-old { font-size: 13px; color: var(--si-text-light); text-decoration: line-through; margin-bottom: 2px; display: block; }
        .si-price-new { font-size: 32px; font-weight: 900; color: var(--si-text-dark); line-height: 1; }
        .si-price-unit { font-size: 14px; font-weight: 600; color: var(--si-text-dark); }
        
        .si-btn {
            display: block; width: 100%; background: var(--si-primary); color: #fff !important;
            padding: 14px 10px; border-radius: 6px; font-weight: 800; text-decoration: none;
            text-transform: uppercase; letter-spacing: 0.5px; font-size: 15px; text-align: center;
            transition: opacity 0.2s; border: none; cursor: pointer;
        }
        .si-btn:hover { opacity: 0.9; }
        .si-ad-label { font-size: 10px; color: var(--si-text-light); margin-top: 6px; text-transform: uppercase; letter-spacing: 1px; }

        /* Mobile */
        .si-mobile-header { display: none; }
        @media (max-width: 992px) {
            .si-wrapper { grid-template-columns: 1fr; gap: 20px;}
            .si-card { grid-template-columns: 1fr; gap: 15px; padding: 25px 20px; }
            .si-card-logo-col { border-bottom: 1px solid var(--si-border); padding-bottom: 15px; }
            .si-action-col { border-left: none; padding-left: 0; align-items: center; text-align: center; border-top: 1px solid var(--si-border); padding-top: 20px; margin-top: 5px; }
            
            .si-top-bar { align-items: flex-start; flex-direction: column; }
            .si-top-bar-controls { width: 100%; display: flex; flex-direction: column; align-items: stretch; gap: 10px; }
            
            .si-mobile-header { display: block; position: sticky; bottom: 20px; z-index: 999; }
            .si-mobile-toggle { width: 100%; background: var(--si-text-dark); color: #fff; padding: 15px; text-align: center; font-weight: bold; border-radius: 8px; cursor: pointer; display: flex; justify-content: center; align-items: center; gap: 10px; box-shadow: 0 4px 15px rgba(0,0,0,0.25); }
            
            .si-sidebar { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 99999; border-radius: 0; padding: 30px; max-height: 100vh; }
            .si-sidebar.is-open { display: block; }
            .si-sidebar-close { font-size: 32px; cursor: pointer; line-height: 1; float: right; margin-top: -10px; color: var(--si-text-dark); }
        }