* { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif; color: #f0f0f0; background: #0a0a0a; }

        /* Hero */
        .hero {
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 60px 20px;
            background: radial-gradient(ellipse at 50% 0%, #1a1030 0%, #0a0a0a 70%);
        }
        .hero h1 {
            font-size: 3.5em;
            font-weight: 700;
            letter-spacing: -0.02em;
            margin-bottom: 0.3em;
        }
        .hero h1 span { color: #b388ff; }
        .hero .subtitle {
            font-size: 1.4em;
            color: #999;
            max-width: 600px;
            margin-bottom: 2em;
            line-height: 1.5;
        }
        .hero-screenshots {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
            max-width: 900px;
            margin-top: 2em;
        }
        .hero-screenshots img {
            height: 500px;
            border-radius: 24px;
            box-shadow: 0 20px 60px rgba(0,0,0,0.5);
        }
        .badge { margin-top: 2em; }
        .badge img { height: 54px; }

        /* Sticky header — hidden by default, shown when scrolled past badges */
        .sticky-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 24px;
            background: rgba(10, 10, 10, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255,255,255,0.06);
            transform: translateY(-100%);
            transition: transform 0.3s ease;
        }
        .sticky-header.visible { transform: translateY(0); }
        .sticky-header .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.2em;
            font-weight: 700;
            text-decoration: none;
            color: #f0f0f0;
        }
        .sticky-header .logo img {
            width: 32px;
            height: 32px;
            border-radius: 8px;
        }
        .sticky-header .logo span { color: #b388ff; }
        .sticky-header .dl-btn {
            display: inline-block;
            background: #b388ff;
            color: #000;
            font-weight: 600;
            font-size: 0.85em;
            padding: 8px 20px;
            border-radius: 20px;
            text-decoration: none;
        }
        .sticky-header .dl-btn:hover { background: #ce9cff; }
        .badge-row {
            display: flex;
            gap: 16px;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
        }
        .apk-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #222;
            color: #f0f0f0;
            font-weight: 600;
            font-size: 0.95em;
            padding: 12px 24px;
            border-radius: 12px;
            text-decoration: none;
            border: 1px solid #333;
            height: 54px;
        }
        .apk-btn:hover { background: #2a2a2a; border-color: #444; }
        .apk-btn svg { width: 24px; height: 24px; fill: #a4c639; }

        /* Sections */
        section {
            padding: 100px 20px;
            max-width: 1100px;
            margin: 0 auto;
        }
        section h2 {
            font-size: 2.4em;
            font-weight: 700;
            text-align: center;
            margin-bottom: 0.3em;
            letter-spacing: -0.02em;
        }
        section .section-sub {
            text-align: center;
            color: #888;
            font-size: 1.1em;
            margin-bottom: 3em;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Feature grid */
        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        .feature-card {
            background: #141414;
            border: 1px solid #222;
            border-radius: 16px;
            padding: 32px;
        }
        .feature-card .icon {
            font-size: 2em;
            margin-bottom: 16px;
        }
        .feature-card h3 {
            font-size: 1.2em;
            margin-bottom: 10px;
        }
        .feature-card p {
            color: #888;
            line-height: 1.6;
            font-size: 0.95em;
        }

        /* Screenshot showcase */
        .showcase {
            display: flex;
            gap: 24px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            padding: 20px 0;
            -webkit-overflow-scrolling: touch;
        }
        .showcase-item {
            flex: 0 0 auto;
            scroll-snap-align: center;
            text-align: center;
        }
        .showcase-item img {
            height: 580px;
            border-radius: 24px;
            box-shadow: 0 16px 48px rgba(0,0,0,0.4);
        }
        .showcase-item p {
            margin-top: 16px;
            color: #888;
            font-size: 0.95em;
        }

        /* Compatibility */
        .compat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }
        .compat-card {
            background: #141414;
            border: 1px solid #222;
            border-radius: 12px;
            padding: 24px;
            text-align: center;
        }
        .compat-card h3 { font-size: 1.1em; margin-bottom: 8px; }
        .compat-card p { color: #888; font-size: 0.9em; }

        /* CTA */
        .cta {
            text-align: center;
            padding: 100px 20px;
            background: radial-gradient(ellipse at 50% 100%, #1a1030 0%, #0a0a0a 70%);
        }
        .cta h2 { font-size: 2.4em; margin-bottom: 0.5em; }
        .cta p { color: #888; margin-bottom: 2em; font-size: 1.1em; }

        /* Footer */
        footer {
            text-align: center;
            padding: 40px 20px;
            color: #555;
            font-size: 0.85em;
            border-top: 1px solid #1a1a1a;
        }
        footer a { color: #888; text-decoration: none; }
        footer a:hover { color: #b388ff; }

        /* Mobile */
        @media (max-width: 768px) {
            .hero h1 { font-size: 2.2em; }
            .hero .subtitle { font-size: 1.1em; }
            .hero-screenshots img { height: 360px; }
            section h2 { font-size: 1.8em; }
            .showcase-item img { height: 420px; }
        }
        @media (max-width: 480px) {
            .hero-screenshots img { height: 280px; }
            .showcase-item img { height: 340px; }
        }