/* CSS RESET & TECH-MINIMALIST DESIGN SYSTEM */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --tech-red: #F1302b;        /* Brand Focal Red */
            --tech-dark: #111827;       /* Deep Charcoal */
            --tech-muted: #6b7280;      /* Slate Gray for secondary text */
            --bg-clean: #ffffff;        /* Pure White Canvas */
            --bg-block: #f9fafb;        /* Light Gray Technical Blocks */
            --border-line: #e5e7eb;     /* Thin Structural Borders */
            --font-clean: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
        }

        body {
            font-family: var(--font-clean);
            color: var(--tech-dark);
            background-color: var(--bg-clean);
            line-height: 1.5;
            -webkit-font-smoothing: antialiased;
        }

        .container {
            width: 100%;
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* METRIC HEADINGS */
        .attr-section-title {
            font-size: 20px;
            font-weight: 800;
            color: var(--tech-dark);
            text-transform: uppercase;
            letter-spacing: 0.8px;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .attr-section-title::after {
            content: '';
            flex: 1;
            height: 2px;
            background: var(--tech-dark);
        }

        /* PLACEHOLDER IMAGE UTILITY */
        .template-img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
            transition: opacity 0.3s ease;
        }

        /* ------------------------------------------------------------------
           LAYOUT: BALANCED ATTRIBUTE SPLIT (Hero Area)
        ------------------------------------------------------------------ */
        .attr-hero {
            padding: 40px 0;
            border-bottom: 1px solid var(--border-line);
        }
        .hero-flex-box {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }

        /* LEFT SIDE: DETAILED IMAGE SLIDER */
        .media-column {
            width: 100%;
        }
        .main-stage-box {
            border: 1px solid var(--border-line);
            border-radius: 6px;
            overflow: hidden;
            background: #fff;
        }
        .main-stage-box .template-img {
            height: 380px;
        }
        /* Smooth fade-in interaction */
        .main-stage-box .template-img.fade-active {
            animation: attrFade 0.3s ease-in-out;
        }
        @keyframes attrFade {
            from { opacity: 0.5; }
            to { opacity: 1; }
        }
        
        .stage-caption-bar {
            background: var(--tech-dark);
            color: #fff;
            padding: 10px 14px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        .thumb-row {
            display: flex;
            gap: 8px;
            margin-top: 12px;
            overflow-x: auto;
        }
        .thumb-cell {
            flex: 0 0 72px;
            height: 72px;
            border: 1px solid var(--border-line);
            border-radius: 4px;
            cursor: pointer;
            overflow: hidden;
        }
        .thumb-cell.active {
            border-color: var(--tech-red);
            box-shadow: 0 0 0 1px var(--tech-red);
        }

        /* RIGHT SIDE: SPECIFICATION BOARD */
        .info-column {
            width: 100%;
        }
        .product-badge {
            font-size: 11px;
            font-weight: 700;
            color: #fff;
            background: var(--tech-dark);
            padding: 4px 8px;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: inline-block;
            margin-bottom: 12px;
        }
        .product-name {
            font-size: 28px;
            font-weight: 900;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 12px;
        }
        .product-summary {
            font-size: 14px;
            color: var(--tech-muted);
            margin-bottom: 24px;
        }

        /* GRID ATTRIBUTE VALUES */
        .specs-pill-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 24px;
        }
        .spec-pill-box {
            background: var(--bg-block);
            border: 1px solid var(--border-line);
            padding: 12px 16px;
            border-radius: 6px;
        }
        .spec-pill-label {
            font-size: 11px;
            text-transform: uppercase;
            color: var(--tech-muted);
            display: block;
        }
        .spec-pill-value {
            font-size: 15px;
            font-weight: 700;
            color: var(--tech-dark);
            margin-top: 2px;
        }

        /* CONFIG INTERACTION BLOCKS */
        .interactive-group {
            padding-top: 16px;
            border-top: 1px dashed var(--border-line);
            margin-bottom: 16px;
        }
        .group-label {
            font-size: 12px;
            font-weight: 700;
            text-transform: uppercase;
            color: var(--tech-dark);
            margin-bottom: 8px;
            display: block;
        }
        .selector-flex {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .selector-btn {
            padding: 8px 12px;
            border: 1px solid var(--border-line);
            background: #fff;
            font-size: 12px;
            font-weight: 600;
            color: var(--tech-dark);
            cursor: pointer;
            border-radius: 4px;
            transition: all 0.15s ease;
        }
        .selector-btn:hover {
            border-color: var(--tech-dark);
        }
        .selector-btn.active {
            background: var(--tech-dark);
            border-color: var(--tech-dark);
            color: #fff;
        }

        /* ------------------------------------------------------------------
           CORE ATTRIBUTES SECTION (Bars and Indicators)
        ------------------------------------------------------------------ */
        .attribute-focus-section {
            padding: 48px 0;
            background: #ffffff;
        }
        .attr-panel-layout {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }
        .attr-panel-block {
            width: 100%;
        }

        /* PROGRESS METRIC BARS */
        .metric-bar-group {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .bar-node {
            width: 100%;
        }
        .bar-label-row {
            display: flex;
            justify-content: space-between;
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .bar-label-sub {
            font-size: 11px;
            color: var(--tech-muted);
            font-weight: normal;
            margin-left: 6px;
        }
        .bar-track {
            width: 100%;
            height: 6px;
            background: var(--border-line);
            border-radius: 3px;
            overflow: hidden;
        }
        .bar-fill {
            height: 100%;
            background: var(--tech-red);
            width: 0;
        }

        /* DATA MATRIX LISTS */
        .bullet-property-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .prop-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-line);
            font-size: 13px;
        }
        .prop-item:last-child {
            border-bottom: none;
        }
        .prop-name {
            font-weight: 600;
            color: var(--tech-dark);
        }
        .prop-val {
            color: var(--tech-muted);
            text-align: right;
        }

        /* ------------------------------------------------------------------
           INDUSTRY APPLICATION SECTOR (No Images, Pure Text Grid)
        ------------------------------------------------------------------ */
        .industry-demand-section {
            padding: 48px 0;
            background: #ffffff;
            border-top: 1px solid var(--border-line);
        }
        .ind-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .ind-card {
            border: 1px solid var(--border-line);
            padding: 24px;
            border-radius: 6px;
            background: var(--bg-block);
        }
        .ind-title {
            font-size: 16px;
            font-weight: 800;
            text-transform: uppercase;
            color: var(--tech-dark);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .ind-title::before {
            content: '';
            width: 4px;
            height: 16px;
            background: var(--tech-red);
            display: inline-block;
        }
        .ind-desc {
            font-size: 13px;
            color: var(--tech-muted);
            line-height: 1.6;
        }

        /* TECHNICAL DENSE DATA TABLE */
        .technical-table-section {
            padding: 48px 0;
            background: var(--bg-block);
            border-top: 1px solid var(--border-line);
            border-bottom: 1px solid var(--border-line);
        }
        .table-scroll-shield {
            width: 100%;
            overflow-x: auto;
            border: 1px solid var(--border-line);
            background: #fff;
            border-radius: 4px;
        }
        .flat-tech-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 13px;
            text-align: left;
        }
        .flat-tech-table th, .flat-tech-table td {
            padding: 14px 16px;
            border-bottom: 1px solid var(--border-line);
        }
        .flat-tech-table th {
            font-weight: 700;
            color: var(--tech-dark);
            background: var(--bg-block);
            width: 35%;
        }
        .flat-tech-table tr:last-child th, .flat-tech-table tr:last-child td {
            border-bottom: none;
        }

        /* FAQ ACCORDION SYSTEM */
        .faq-minimal-section {
            padding: 48px 0;
        }
        .faq-stack {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .faq-box {
            border: 1px solid var(--border-line);
            background: #fff;
        }
        .faq-head {
            width: 100%;
            padding: 16px;
            background: none;
            border: none;
            text-align: left;
            font-size: 14px;
            font-weight: 700;
            color: var(--tech-dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-head:hover {
            background: var(--bg-block);
        }
        .faq-head::after {
            content: '↓';
            font-size: 12px;
            color: var(--tech-muted);
            transition: transform 0.2s ease;
        }
        .faq-box.open .faq-head::after {
            transform: rotate(-180deg);
            color: var(--tech-red);
        }
        .faq-drawer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.2s ease-out;
            background: var(--bg-block);
        }
        .faq-box.open .faq-drawer {
            max-height: 160px;
        }
        .faq-inner-txt {
            padding: 14px 16px;
            font-size: 13px;
            color: var(--tech-muted);
            line-height: 1.6;
        }

        /* ------------------------------------------------------------------
           DESKTOP MEDIA RESPONSIVE SCALING (WIDTH: 768px+)
        ------------------------------------------------------------------ */
        @media (min-width: 768px) {
            .hero-flex-box {
                flex-direction: row;
            }
            .media-column {
                width: 45%;
            }
            .info-column {
                width: 55%;
                padding-left: 16px;
            }
            .main-stage-box .template-img {
                height: 380px;
            }

            .attr-panel-layout {
                flex-direction: row;
                gap: 40px;
            }
            .attr-panel-block {
                width: 50%;
            }
            .ind-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }