:root {
            --bg-page: #05070A;
            --bg-nav: rgba(5, 7, 10, 0.85);
            --bg-surface: #0f172a;
            --accent-blue: #0ea5e9;
            --accent-cyan: #00F0FF;
            --text-main: #F8FAFC;
            --text-muted: #94A3B8;
            --font-sans: system-ui, -apple-system, sans-serif;
            --glass-border: rgba(255, 255, 255, 0.08);
            --transition: all 0.3s ease;
        }

        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-page);
            color: var(--text-main);
            line-height: 1.7;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Sticky Navbar */
        nav {
            position: sticky; top: 0; z-index: 1000;
            background: var(--bg-nav);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--glass-border);
            padding: 20px 0;
        }
        
        .nav-content {
            display: flex; justify-content: space-between; align-items: center;
        }

        .logo {
            font-size: 1.5rem; font-weight: 700; color: var(--text-main);
            text-decoration: none;
        }
        .logo span { color: var(--accent-cyan); }

        .back-link {
            color: var(--text-muted); text-decoration: none;
            transition: var(--transition);
        }
        .back-link:hover { color: var(--accent-cyan); }

        /* Hero Section */
        .hero {
            padding: 100px 0 80px;
            text-align: center;
            background: radial-gradient(circle at top center, rgba(14, 165, 233, 0.15), transparent 60%);
            border-bottom: 1px solid var(--glass-border);
        }

        .hero h1 {
            font-size: 3.5rem; line-height: 1.2; margin-bottom: 24px;
            background: linear-gradient(90deg, #fff, var(--accent-cyan));
            -webkit-background-clip: text; -webkit-text-fill-color: transparent;
        }

        .hero p {
            font-size: 1.25rem; color: var(--text-muted);
            max-width: 700px; margin: 0 auto;
        }

        /* General Section Layout */
        section { padding: 80px 0; }
        .section-title { font-size: 2rem; margin-bottom: 40px; text-align: center; }

        /* Features Grid */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 24px;
        }

        .feature-card {
            background: var(--bg-surface);
            border: 1px solid var(--glass-border);
            border-radius: 16px;
            padding: 32px 24px;
            text-align: center;
            transition: var(--transition);
        }

        .feature-card:hover {
            border-color: rgba(0, 240, 255, 0.3);
            transform: translateY(-5px);
        }

        .feature-icon {
            font-size: 2rem; color: var(--accent-cyan); margin-bottom: 16px;
        }

        /* Process Steps */
        .process-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
            position: relative;
        }

        .process-step {
            flex: 1; min-width: 150px;
            text-align: center;
            background: var(--bg-surface);
            padding: 24px 16px;
            border-radius: 12px;
            border: 1px solid var(--glass-border);
            position: relative;
            z-index: 2;
        }

        .step-number {
            width: 40px; height: 40px;
            background: rgba(14, 165, 233, 0.1);
            color: var(--accent-cyan);
            border-radius: 50%;
            display: flex; align-items: center; justify-content: center;
            font-weight: bold; margin: 0 auto 16px;
            border: 1px solid rgba(0, 240, 255, 0.3);
        }

        .process-arrow {
            color: var(--text-muted); font-size: 1.5rem;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(180deg, transparent, rgba(14, 165, 233, 0.05));
            text-align: center;
            padding: 100px 0;
            border-top: 1px solid var(--glass-border);
        }

        .btn {
            display: inline-block;
            background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
            color: #05070A;
            padding: 16px 40px;
            font-size: 1.1rem; font-weight: bold;
            border-radius: 50px; text-decoration: none;
            box-shadow: 0 10px 20px rgba(0, 240, 255, 0.2);
            transition: var(--transition);
            border: none; cursor: pointer;
        }

        .btn:hover {
            transform: scale(1.05);
            box-shadow: 0 15px 30px rgba(0, 240, 255, 0.4);
        }

        /* Responsive */
        @media (max-width: 768px) {
            .hero h1 { font-size: 2.5rem; }
            .process-container { flex-direction: column; }
            .process-arrow { transform: rotate(90deg); margin: 10px 0; }
            .process-step { width: 100%; }
        }