:root {
            --su4j14-primary: #ff7f00;
            --su4j14-primary-dark: #e67200;
            --su4j14-bg-dark: #121212;
            --su4j14-bg-light: #f8f9fa;
            --su4j14-text-main: #2d3436;
            --su4j14-text-muted: #636e72;
            --su4j14-white: #ffffff;
            --su4j14-accent: #00cec9;
            --su4j14-container-width: 1100px;
            --su4j14-gap: 32px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            line-height: 1.6;
            color: var(--su4j14-text-main);
            background-color: var(--su4j14-white);
            overflow-x: hidden;
        }

        /* Fluid Typography */
        h1 { font-size: clamp(2rem, 5vw + 1rem, 3.5rem); line-height: 1.2; font-weight: 800; word-break: keep-all; }
        h2 { font-size: clamp(1.5rem, 3vw + 0.5rem, 2.5rem); margin-bottom: 24px; font-weight: 700; word-break: keep-all; }
        p { font-size: clamp(1rem, 1vw + 0.5rem, 1.125rem); line-height: 1.8; word-break: break-word; }

        /* Navigation */
        .su4j14-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            transition: all 0.3s ease;
        }

        .su4j14-nav-container {
            max-width: var(--su4j14-container-width);
            margin: 0 auto;
            padding: 16px 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
        }

        .su4j14-logo {
            flex: 0 0 auto;
            min-width: 0;
        }

        .su4j14-logo img {
            height: 40px;
            display: block;
        }

        .su4j14-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 20px;
            min-width: 0;
        }

        .su4j14-menu li a {
            text-decoration: none;
            color: var(--su4j14-text-main);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 0;
            position: relative;
            transition: color 0.3s;
        }

        .su4j14-menu li a:hover,
        .su4j14-menu li a.su4j14-active {
            color: var(--su4j14-primary);
        }

        .su4j14-menu li a.su4j14-active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--su4j14-primary);
        }

        /* Hero Section - Unique Card Style */
        .su4j14-hero-section {
            padding: 160px 24px 80px;
            background: radial-gradient(circle at top right, #fff5eb, #ffffff);
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .su4j14-hero-card {
            max-width: var(--su4j14-container-width);
            width: 100%;
            display: flex;
            flex-wrap: wrap;
            background: var(--su4j14-white);
            border-radius: 32px;
            box-shadow: 0 40px 100px rgba(0,0,0,0.08);
            overflow: hidden;
            min-width: 0;
        }

        .su4j14-hero-content {
            flex: 1 1 500px;
            padding: 64px;
            min-width: 0;
        }

        .su4j14-hero-visual {
            flex: 1 1 400px;
            background: var(--su4j14-bg-dark);
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            padding: 48px;
            color: var(--su4j14-white);
            position: relative;
            min-width: 0;
        }

        .su4j14-badge {
            display: inline-block;
            background: rgba(255, 127, 0, 0.1);
            color: var(--su4j14-primary);
            padding: 6px 16px;
            border-radius: 100px;
            font-weight: 600;
            font-size: 0.85rem;
            margin-bottom: 24px;
        }

        .su4j14-hero-title {
            margin-bottom: 24px;
            color: var(--su4j14-bg-dark);
        }

        .su4j14-hero-subtitle {
            color: var(--su4j14-text-muted);
            margin-bottom: 40px;
        }

        .su4j14-btn-group {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            min-width: 0;
        }

        .su4j14-btn {
            padding: 16px 32px;
            border-radius: 12px;
            font-weight: 600;
            text-decoration: none;
            transition: transform 0.2s, box-shadow 0.2s;
            cursor: pointer;
            text-align: center;
        }

        .su4j14-btn-primary {
            background: var(--su4j14-primary);
            color: var(--su4j14-white);
            box-shadow: 0 10px 20px rgba(255, 127, 0, 0.2);
        }

        .su4j14-btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 30px rgba(255, 127, 0, 0.3);
        }

        /* Tech Grid */
        .su4j14-tech-section {
            padding: 96px 24px;
            max-width: var(--su4j14-container-width);
            margin: 0 auto;
        }

        .su4j14-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .su4j14-tech-card {
            padding: 40px;
            border-radius: 24px;
            border: 1px solid #eee;
            transition: all 0.3s ease;
            background: var(--su4j14-white);
        }

        .su4j14-tech-card:hover {
            border-color: var(--su4j14-primary);
            box-shadow: 0 20px 40px rgba(0,0,0,0.05);
            transform: translateY(-5px);
        }

        .su4j14-tech-icon {
            width: 48px;
            height: 48px;
            background: #fff5eb;
            border-radius: 12px;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--su4j14-primary);
            font-weight: bold;
            font-size: 1.2rem;
        }

        /* Workflow - Alchemy */
        .su4j14-workflow-section {
            background: #fafafa;
            padding: 96px 24px;
        }

        .su4j14-workflow-container {
            max-width: 900px;
            margin: 0 auto;
        }

        .su4j14-workflow-item {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            margin-bottom: 64px;
            align-items: center;
            min-width: 0;
        }

        .su4j14-workflow-item:nth-child(even) {
            flex-direction: row-reverse;
        }

        .su4j14-step-num {
            font-size: 5rem;
            font-weight: 900;
            color: rgba(255, 127, 0, 0.1);
            line-height: 1;
            flex: 0 0 120px;
        }

        .su4j14-step-body {
            flex: 1 1 300px;
            min-width: 0;
        }

        /* Tiers */
        .su4j14-tier-section {
            padding: 96px 24px;
            max-width: var(--su4j14-container-width);
            margin: 0 auto;
        }

        .su4j14-tier-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .su4j14-tier-card {
            background: var(--su4j14-white);
            padding: 48px 32px;
            border-radius: 24px;
            border: 2px solid #f0f0f0;
            display: flex;
            flex-direction: column;
            transition: border-color 0.3s;
        }

        .su4j14-tier-card.su4j14-featured {
            border-color: var(--su4j14-primary);
            position: relative;
            transform: scale(1.05);
            z-index: 2;
        }

        .su4j14-tier-card ul {
            list-style: none;
            margin: 32px 0;
            flex-grow: 1;
        }

        .su4j14-tier-card li {
            padding: 12px 0;
            border-bottom: 1px solid #f0f0f0;
            font-size: 0.95rem;
            color: var(--su4j14-text-muted);
        }

        /* Footer */
        .su4j14-footer {
            background: var(--su4j14-bg-dark);
            color: #888;
            padding: 80px 24px 40px;
        }

        .su4j14-footer-top {
            max-width: var(--su4j14-container-width);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
            margin-bottom: 64px;
            min-width: 0;
        }

        .su4j14-footer-brand {
            flex: 1 1 300px;
            min-width: 0;
        }

        .su4j14-footer-brand h3 {
            color: var(--su4j14-white);
            font-size: 1.5rem;
            margin-bottom: 16px;
        }

        .su4j14-footer-links {
            flex: 2 1 500px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 32px;
            min-width: 0;
        }

        .su4j14-footer-links h4 {
            color: var(--su4j14-white);
            margin-bottom: 24px;
        }

        .su4j14-footer-links a {
            color: #888;
            text-decoration: none;
            display: block;
            margin-bottom: 12px;
            transition: color 0.3s;
        }

        .su4j14-footer-links a:hover {
            color: var(--su4j14-primary);
        }

        .su4j14-footer-bottom {
            max-width: var(--su4j14-container-width);
            margin: 0 auto;
            padding-top: 40px;
            border-top: 1px solid #222;
            text-align: center;
            font-size: 0.85rem;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .su4j14-menu {
                display: none; /* In real case, add a mobile menu toggle */
            }
            .su4j14-hero-content {
                padding: 40px 24px;
            }
            .su4j14-hero-visual {
                padding: 40px 24px;
            }
            .su4j14-tier-card.su4j14-featured {
                transform: scale(1);
            }
        }

        /* Extra details for "Green/Portable" vibe */
        .su4j14-visual-label {
            position: absolute;
            top: 20px;
            right: 20px;
            font-size: 0.75rem;
            letter-spacing: 2px;
            text-transform: uppercase;
            opacity: 0.5;
        }

        .su4j14-data-stream {
            width: 100%;
            height: 200px;
            background: linear-gradient(0deg, transparent 0%, rgba(0, 206, 201, 0.1) 50%, transparent 100%);
            border-left: 2px solid var(--su4j14-accent);
            position: relative;
            margin-top: 20px;
        }