:root {
            --zpa57-primary: #1a56db;
            --zpa57-secondary: #0ea5e9;
            --zpa57-dark: #0f172a;
            --zpa57-light: #f8fafc;
            --zpa57-accent: #10b981;
            --zpa57-text: #334155;
            --zpa57-text-light: #64748b;
            --zpa57-border: #e2e8f0;
            --zpa57-radius: 12px;
            --zpa57-max-width: 1320px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            line-height: 1.7;
            color: var(--zpa57-text);
            background-color: #fff;
            overflow-x: hidden;
            word-break: keep-all;
        }

        /* Navigation */
        .zpa57-nav-wrapper {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            z-index: 1000;
            border-bottom: 1px solid var(--zpa57-border);
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
        }

        .zpa57-nav-container {
            max-width: var(--zpa57-max-width);
            margin: 0 auto;
            padding: 0 24px;
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }

        .zpa57-logo {
            flex-shrink: 0;
            min-width: 0;
        }

        .zpa57-logo img {
            height: 40px;
            width: auto;
            display: block;
        }

        .zpa57-menu {
            display: flex;
            list-style: none;
            gap: 8px;
            flex-wrap: wrap;
            min-width: 0;
        }

        .zpa57-menu li a {
            text-decoration: none;
            color: var(--zpa57-text);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 6px;
            transition: all 0.3s ease;
        }

        .zpa57-menu li a:hover {
            color: var(--zpa57-primary);
            background: rgba(26, 86, 219, 0.05);
        }

        .zpa57-menu li a.active {
            color: var(--zpa57-primary);
            background: rgba(26, 86, 219, 0.1);
        }

        /* Hero Section */
        .zpa57-hero {
            padding: 160px 24px 96px;
            background: radial-gradient(circle at top right, #f0f7ff, #ffffff);
            overflow: hidden;
            position: relative;
        }

        .zpa57-hero-content {
            max-width: var(--zpa57-max-width);
            margin: 0 auto;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 64px;
        }

        .zpa57-hero-text {
            flex: 1;
            min-width: 320px;
            word-break: break-word;
        }

        .zpa57-hero-tag {
            display: inline-block;
            background: var(--zpa57-primary);
            color: white;
            padding: 4px 16px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 24px;
        }

        .zpa57-hero h1 {
            font-size: clamp(2rem, 4vw + 1rem, 3.5rem);
            line-height: 1.2;
            color: var(--zpa57-dark);
            margin-bottom: 24px;
            font-weight: 800;
        }

        .zpa57-hero p {
            font-size: clamp(1rem, 1vw + 0.5rem, 1.25rem);
            color: var(--zpa57-text-light);
            margin-bottom: 32px;
        }

        .zpa57-hero-visual {
            flex: 1;
            min-width: 320px;
            position: relative;
        }

        /* Mockup UI for Terminal Skin */
        .zpa57-terminal-mockup {
            background: #1e293b;
            border-radius: 12px;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }

        .zpa57-terminal-mockup:hover {
            transform: translateY(-10px) rotate(-1deg);
        }

        .zpa57-terminal-header {
            background: #334155;
            padding: 12px 16px;
            display: flex;
            gap: 8px;
        }

        .zpa57-dot { width: 12px; height: 12px; border-radius: 50%; }
        .zpa57-dot-red { background: #ff5f56; }
        .zpa57-dot-yellow { background: #ffbd2e; }
        .zpa57-dot-green { background: #27c93f; }

        .zpa57-terminal-body {
            padding: 24px;
            font-family: "Courier New", Courier, monospace;
            color: #64ffda;
        }

        /* Skin Grid Section */
        .zpa57-section {
            padding: 96px 24px;
            max-width: var(--zpa57-max-width);
            margin: 0 auto;
        }

        .zpa57-section-title {
            text-align: center;
            margin-bottom: 64px;
            word-break: break-word;
        }

        .zpa57-section-title h2 {
            font-size: clamp(1.75rem, 3vw, 2.5rem);
            color: var(--zpa57-dark);
            margin-bottom: 16px;
        }

        .zpa57-skin-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 32px;
        }

        .zpa57-skin-card {
            background: white;
            border: 1px solid var(--zpa57-border);
            border-radius: var(--zpa57-radius);
            padding: 32px;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
            gap: 16px;
            min-width: 0;
        }

        .zpa57-skin-card:hover {
            border-color: var(--zpa57-primary);
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
            transform: translateY(-5px);
        }

        .zpa57-icon-box {
            width: 48px;
            height: 48px;
            background: rgba(26, 86, 219, 0.1);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--zpa57-primary);
            font-size: 24px;
        }

        /* Split Feature Section */
        .zpa57-feature-split {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 64px;
            margin-top: 96px;
        }

        .zpa57-feature-image {
            flex: 1;
            min-width: 320px;
            background: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
            border-radius: 24px;
            min-height: 400px;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            text-align: center;
            padding: 40px;
        }

        .zpa57-feature-text {
            flex: 1;
            min-width: 320px;
            word-break: break-word;
        }

        .zpa57-feature-text h3 {
            font-size: 2rem;
            margin-bottom: 20px;
            color: var(--zpa57-dark);
        }

        .zpa57-feature-list {
            list-style: none;
            margin-top: 24px;
        }

        .zpa57-feature-list li {
            padding: 12px 0;
            display: flex;
            align-items: center;
            gap: 12px;
            border-bottom: 1px solid var(--zpa57-border);
        }

        .zpa57-feature-list li::before {
            content: "✓";
            color: var(--zpa57-accent);
            font-weight: bold;
        }

        /* Customization Steps */
        .zpa57-steps {
            background: var(--zpa57-dark);
            color: white;
            padding: 96px 24px;
        }

        .zpa57-steps-container {
            max-width: var(--zpa57-max-width);
            margin: 0 auto;
        }

        .zpa57-step-item {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            margin-bottom: 64px;
            align-items: center;
        }

        .zpa57-step-number {
            font-size: 5rem;
            font-weight: 900;
            opacity: 0.2;
            line-height: 1;
        }

        .zpa57-step-info {
            flex: 1;
            min-width: 280px;
        }

        /* Footer */
        .zpa57-footer {
            background: #0a0f1c;
            color: #94a3b8;
            padding: 80px 24px 40px;
        }

        .zpa57-footer-content {
            max-width: var(--zpa57-max-width);
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            padding-bottom: 48px;
        }

        .zpa57-footer-brand {
            flex: 1;
            min-width: 240px;
        }

        .zpa57-footer-brand h2 {
            color: white;
            margin-bottom: 16px;
        }

        .zpa57-footer-links {
            flex: 2;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 32px;
            min-width: 0;
        }

        .zpa57-footer-links h4 {
            color: white;
            margin-bottom: 20px;
        }

        .zpa57-footer-links ul {
            list-style: none;
        }

        .zpa57-footer-links ul li {
            margin-bottom: 12px;
        }

        .zpa57-footer-links ul li a {
            color: inherit;
            text-decoration: none;
            transition: color 0.3s;
        }

        .zpa57-footer-links ul li a:hover {
            color: var(--zpa57-secondary);
        }

        .zpa57-copyright {
            text-align: center;
            margin-top: 40px;
            font-size: 14px;
        }

        /* Responsive Fixes */
        @media (max-width: 768px) {
            .zpa57-nav-container {
                height: auto;
                padding: 16px;
            }
            .zpa57-menu {
                margin-top: 16px;
                justify-content: center;
                width: 100%;
            }
            .zpa57-hero {
                padding-top: 120px;
            }
            .zpa57-hero-content {
                flex-direction: column;
                text-align: center;
            }
            .zpa57-feature-split {
                flex-direction: column;
            }
            .zpa57-step-item {
                flex-direction: column;
                text-align: center;
            }
        }