:root {
            --bg: #070b11;
            --card: rgba(18, 27, 39, .80);
            --border: rgba(255,255,255,.08);
            --border-green: rgba(36,255,137,.38);
            --text: #f7f9fb;
            --muted: #8f9baa;
            --green: #24ff89;
            --green-2: #00c968;
            --green-soft: rgba(36,255,137,.10);
        }

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

        body {
            min-height: 100vh;
            background:
                radial-gradient(circle at 50% -5%, rgba(36,255,137,.13), transparent 32%),
                radial-gradient(circle at 100% 25%, rgba(0,132,255,.07), transparent 24%),
                var(--bg);
            color: var(--text);
            font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
            padding: 0 16px 32px;
        }

        .page {
            width: 100%;
            max-width: 720px;
            margin: 0 auto;
        }

        .topbar {
            min-height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            border-bottom: 1px solid var(--border);
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: #fff;
            font-size: 17px;
            font-weight: 900;
            letter-spacing: .6px;
        }

        .brand-mark {
            width: 11px;
            height: 11px;
            border-radius: 4px;
            background: var(--green);
            box-shadow: 0 0 18px rgba(36,255,137,.9);
            transform: rotate(45deg);
        }

        .brand strong {
            color: var(--green);
        }

        .back {
            color: var(--muted);
            text-decoration: none;
            font-size: 12px;
            font-weight: 800;
            transition: .2s ease;
        }

        .back:hover {
            color: #fff;
        }

        .hero {
            padding: 50px 0 20px;
        }

        .app-panel {
            position: relative;
            overflow: hidden;
            border: 1px solid var(--border);
            border-radius: 24px;
            background:
                radial-gradient(circle at 100% 0%, rgba(36,255,137,.12), transparent 35%),
                var(--card);
            padding: 28px;
            display: grid;
            grid-template-columns: 130px 1fr;
            align-items: center;
            gap: 24px;
            box-shadow: 0 22px 60px rgba(0,0,0,.22);
        }

        .app-icon {
            width: 130px;
            height: 130px;
            border-radius: 24px;
            overflow: hidden;
            border: 1px solid var(--border-green);
            background: #0b1017;
            box-shadow: 0 12px 34px rgba(0,0,0,.24);
        }

        .app-icon img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .app-kicker {
            color: var(--green);
            text-transform: uppercase;
            letter-spacing: 1.1px;
            font-size: 10px;
            font-weight: 900;
            margin-bottom: 7px;
        }

        .app-panel h1 {
            font-size: clamp(34px, 7vw, 50px);
            letter-spacing: -1.8px;
            line-height: 1;
            margin-bottom: 10px;
        }

        .app-panel p {
            color: var(--muted);
            font-size: 14px;
            line-height: 1.6;
            max-width: 420px;
        }

        .actions {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
            margin: 14px 0 28px;
        }

        .btn {
            min-height: 54px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0 18px;
            border-radius: 14px;
            text-decoration: none;
            font-size: 13px;
            font-weight: 900;
            text-align: center;
            transition: .2s ease;
        }

        .btn:hover {
            transform: translateY(-2px);
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--green), var(--green-2));
            color: #02170b;
            box-shadow: 0 12px 30px rgba(36,255,137,.14);
        }

        .btn-secondary {
            border: 1px solid var(--border-green);
            background: var(--green-soft);
            color: #d7ffe8;
        }

        .content-card {
            border: 1px solid var(--border);
            border-radius: 20px;
            background: rgba(255,255,255,.025);
            padding: 24px;
            margin-bottom: 14px;
        }

        .card-kicker {
            color: var(--green);
            text-transform: uppercase;
            letter-spacing: 1px;
            font-size: 10px;
            font-weight: 900;
            margin-bottom: 6px;
        }

        .content-card h2 {
            font-size: 21px;
            letter-spacing: -.4px;
            margin-bottom: 18px;
        }

        .steps {
            list-style: none;
            counter-reset: step;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .steps li {
            counter-increment: step;
            display: grid;
            grid-template-columns: 36px 1fr;
            gap: 12px;
            align-items: start;
            color: #c2cad4;
            font-size: 13px;
            line-height: 1.6;
        }

        .steps li::before {
            content: counter(step);
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 11px;
            color: var(--green);
            background: var(--green-soft);
            border: 1px solid rgba(36,255,137,.22);
            font-size: 12px;
            font-weight: 900;
        }

        .support-box {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            border: 1px solid var(--border);
            border-radius: 20px;
            background: rgba(255,255,255,.025);
            padding: 20px 22px;
        }

        .support-box strong {
            display: block;
            font-size: 15px;
            margin-bottom: 4px;
        }

        .support-box p {
            color: var(--muted);
            font-size: 12px;
            line-height: 1.5;
        }

        .support-btn {
            flex: 0 0 auto;
            text-decoration: none;
            color: #d7ffe8;
            border: 1px solid var(--border-green);
            background: var(--green-soft);
            padding: 11px 14px;
            border-radius: 12px;
            font-size: 11px;
            font-weight: 900;
        }

        footer {
            margin-top: 36px;
            padding: 24px 0 4px;
            border-top: 1px solid var(--border);
            display: flex;
            justify-content: space-between;
            gap: 16px;
            color: #667180;
            font-size: 11px;
        }

        @media (max-width: 600px) {
            .hero {
                padding-top: 34px;
            }

            .app-panel {
                grid-template-columns: 1fr;
                text-align: center;
                justify-items: center;
                padding: 24px 20px;
            }

            .app-panel p {
                max-width: 360px;
            }

            .actions {
                grid-template-columns: 1fr;
            }

            .support-box {
                flex-direction: column;
                align-items: stretch;
                text-align: center;
            }

            .support-btn {
                text-align: center;
            }

            footer {
                flex-direction: column;
                gap: 5px;
            }
        }
    
.code-box{display:flex;align-items:center;justify-content:space-between;gap:16px;border:1px solid rgba(36,255,137,.35);background:var(--green-soft);border-radius:14px;padding:18px;margin:20px 0}.code-box small{display:block;color:var(--muted);font-size:12px}.code-box code{font:800 32px/1.3 ui-monospace,monospace;letter-spacing:3px;color:var(--green)}.copy-code{border:1px solid var(--border-green);border-radius:10px;background:#14251c;color:var(--green);padding:12px 16px;cursor:pointer;font:700 13px inherit;min-height:44px}.license-notice{border-left:3px solid var(--green);padding:14px 18px;background:var(--green-soft);border-radius:0 12px 12px 0;color:var(--muted);font-size:14px;line-height:1.8;margin:18px 0}.license-notice strong{color:var(--text)}.device-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.device-links a{padding:11px 14px;border:1px solid var(--border);border-radius:10px;font-size:13px;text-decoration:none;color:var(--text)}.tutorial-note{font-size:13px;line-height:1.8;color:var(--muted);margin-top:18px}.copy-status{color:var(--green);font-size:12px;min-height:20px}a:focus-visible,button:focus-visible{outline:3px solid var(--green);outline-offset:4px}@media(max-width:620px){.actions .btn{min-height:48px}.code-box{padding:16px}.device-links a{flex:1;min-width:120px;text-align:center}.back{font-size:12px}}