* { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            font-family: 'Inter', sans-serif;
            background: #1a1a1a;
            color: #f0f0f0;
            line-height: 1.5;
        }
        :root {
            --nvx-bg-deep: #0d0d0d;
            --nvx-bg-card: #262626;
            --nvx-bg-elevated: #333333;
            --nvx-primary: #cc0000;
            --nvx-secondary: #a00000;
            --nvx-accent: #ff3333;
            --nvx-red: #b30000;
            --nvx-border: #4d4d4d;
            --nvx-glow: rgba(204, 0, 0, 0.6);
            --text-light: #ffffff;
            --text-muted: #bfbfbf;
        }

        h1, h2, h3, h4 { font-weight: 600; color: #ffffff; letter-spacing: -0.02em; }
        a { text-decoration: none; }

        /* navbar */
        .navbar {
            background: rgba(13, 13, 13, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid #4d4d4d;
            padding: 12px 0;
            transition: all 0.3s ease;
        }
        .navbar-nav .nav-link {
            color: #f0f0f0;
            font-weight: 500;
            margin: 0 14px;
            transition: color 0.3s ease, text-shadow 0.3s ease;
        }
        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link.active {
            color: var(--nvx-primary);
            text-shadow: 0 0 10px #cc0000;
        }

        /* buttons */
        .btn-outline-classic {
            display: inline-block;
            border: 2px solid var(--nvx-primary);
            background: transparent;
            color: var(--nvx-primary);
            padding: 8px 26px;
            border-radius: 40px;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        .btn-outline-classic:hover {
            background: var(--nvx-primary);
            color: #0d0d0d;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px #cc000080;
        }
        .btn-red-classic {
            display: inline-block;
            background: var(--nvx-red);
            color: white;
            padding: 12px 38px;
            border-radius: 40px;
            font-weight: 600;
            box-shadow: 0 8px 18px #b3000080;
            transition: all 0.3s ease;
        }
        .btn-red-classic:hover {
            background: #cc0000;
            transform: translateY(-2px);
            box-shadow: 0 12px 24px #cc0000b3;
        }
        .btn-blue-classic {
            display: inline-block;
            background: var(--nvx-secondary);
            color: white;
            padding: 12px 38px;
            border-radius: 40px;
            font-weight: 600;
            box-shadow: 0 8px 18px #a0000080;
            transition: all 0.3s ease;
        }
        .btn-blue-classic:hover {
            background: #b30000;
            transform: translateY(-2px);
        }
        .btn-yellow-classic {
            display: inline-block;
            background: var(--nvx-accent);
            color: #0d0d0d;
            padding: 12px 38px;
            border-radius: 40px;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        .btn-yellow-classic:hover {
            background: #ff4d4d;
            transform: translateY(-2px);
        }

        /* ===== HERO WITH BACKGROUND IMAGE ===== */
        .hero {
            padding: 120px 0 80px;
            position: relative;
            overflow: hidden;
            /* background image: dark red/black gradient + abstract texture */
            background-image: url('https://images.unsplash.com/photo-1614854262318-831574f15f1f?q=80&w=2070&auto=format&fit=crop'); /* dark red abstract */
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            isolation: isolate;
        }
        /* dark overlay to ensure text readability and maintain red/black theme */
        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(95deg, #0d0d0d 0%, #0d0d0d 40%, #cc000020 100%);
            z-index: 0;
            pointer-events: none;
        }
        .hero .container {
            position: relative;
            z-index: 2;
        }
        .hero-title {
            font-size: 4.2rem;
            font-weight: 800;
            line-height: 1.1;
            color: #ffffff;
            text-shadow: 0 2px 10px #00000080;
        }
        .hero-title span {
            color: var(--nvx-primary);
            text-shadow: 0 0 20px #cc0000;
            display: block;
            font-size: 5rem;
        }
        .hero-desc {
            color: #f0f0f0;
            font-size: 1.2rem;
            max-width: 550px;
            margin: 25px 0 30px;
            border-left: 4px solid #cc0000;
            padding-left: 25px;
            text-shadow: 0 2px 5px #000000;
        }
        .hero-stats {
            display: flex;
            gap: 3rem;
            margin: 35px 0 0;
        }
        .hero-stat h3 {
            color: var(--nvx-accent);
            font-size: 2.5rem;
            margin-bottom: 0;
            text-shadow: 0 2px 8px #000000;
        }
        .hero-stat p {
            color: #ffffff;
            text-transform: uppercase;
            font-size: 0.9rem;
            letter-spacing: 1px;
            text-shadow: 0 2px 5px #000000;
        }
        .hero-image-wrapper {
            position: relative;
            border-radius: 30px;
            overflow: hidden;
            box-shadow: 0 30px 40px -20px #000000cc;
            border: 3px solid #cc0000;
            transition: transform 0.4s ease, box-shadow 0.4s ease;
            max-width: 100%;
        }
        .hero-image-wrapper:hover {
            transform: scale(1.01);
            box-shadow: 0 40px 60px -20px #cc0000;
        }
        .hero-image {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.6s ease;
        }
        .hero-image-wrapper:hover .hero-image {
            transform: scale(1.03);
        }
        .hero-image-wrapper .play-icon {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: #cc0000dd;
            color: white;
            width: 80px;
            height: 80px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.5rem;
            opacity: 0;
            transition: opacity 0.3s ease;
            backdrop-filter: blur(4px);
            border: 2px solid white;
        }
        .hero-image-wrapper:hover .play-icon {
            opacity: 1;
        }

        /* stats pills (unchanged) */
        .stats-row {
            display: flex; flex-wrap: wrap; gap: 12px; justify-content: center;
            background: #262626; box-shadow: 0 20px 30px -10px #00000080;
            padding: 16px 30px; border-radius: 70px; margin-top: -25px;
            border: 1px solid #4d4d4d;
            animation: slideUp 0.8s ease;
            position: relative;
            z-index: 5;
        }
        .stat-pill {
            background: #333333; padding: 8px 24px; border-radius: 40px; font-weight: 500;
            color: #f0f0f0; border: 1px solid #666666;
            transition: all 0.3s ease;
        }
        .stat-pill:hover {
            background: #4d4d4d;
            transform: scale(1.05) translateY(-2px);
            box-shadow: 0 8px 12px #cc000040;
        }
        .stat-pill i { margin-right: 6px; color: var(--nvx-primary); }
        .stat-pill a { color: #f0f0f0 !important; }

        /* split cards (same) */
        .split-classic {
            display: flex; flex-wrap: wrap; align-items: center; gap: 40px;
            background: var(--nvx-bg-card); border-radius: 48px; padding: 35px;
            border: 1px solid var(--nvx-border); box-shadow: 0 25px 40px -12px #000000cc;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .split-classic:hover {
            transform: translateY(-6px);
            box-shadow: 0 30px 50px -12px #cc000060;
        }
        .split-image { flex: 1 1 280px; border-radius: 30px; overflow: hidden; }
        .split-image img { width: 100%; height: auto; object-fit: cover; border-radius: 24px; transition: transform 0.5s ease; border: 1px solid #cc0000; }
        .split-image img:hover { transform: scale(1.02); }
        .split-content { flex: 1 1 280px; }
        .split-content h2 { font-size: 2.6rem; font-weight: 700; color: #ffffff; }

        /* qr card */
        .qr-classic {
            background: #262626; padding: 40px; border-radius: 70px; text-align: center;
            border: 2px solid #666666; box-shadow: 0 20px 30px -8px black;
            transition: all 0.3s ease;
        }
        .qr-classic:hover { border-color: var(--nvx-primary); box-shadow: 0 0 30px var(--nvx-glow); }
        .qr-classic img { width: 260px; height: 260px; object-fit: cover; border-radius: 40px; margin-bottom: 20px; border: 2px solid #cc0000; }

        /* app cards grid */
        .card-grid {
            display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 28px;
        }
        .card-classic {
            background: #262626; border-radius: 40px; padding: 26px 16px; text-align: center;
            border: 1px solid #4d4d4d; transition: all 0.3s ease;
        }
        .card-classic:hover {
            border-color: var(--nvx-primary); box-shadow: 0 0 30px var(--nvx-glow);
            transform: translateY(-6px);
        }
        .card-classic h4 { color: #f0f0f0; font-size: 1.2rem; margin: 12px 0; }
        .btn-card-classic {
            display: inline-block; background: #333333; color: #f0f0f0; border-radius: 60px;
            padding: 8px 18px; margin: 4px; font-size: 0.85rem; font-weight: 600;
            border: 1px solid #666666; transition: all 0.2s ease;
        }
        .btn-card-classic:hover {
            background: #4d4d4d; transform: scale(1.05);
        }

        /* pricing, faq, footer identical */
        .pricing-grid {
            display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 24px;
        }
        .pricing-card-classic {
            background: #262626; border-radius: 45px; padding: 32px 20px; text-align: center;
            border: 1px solid #4d4d4d; box-shadow: 0 20px 30px -10px #000000b3;
            transition: all 0.3s ease;
        }
        .pricing-card-classic:hover {
            transform: translateY(-6px); border-color: var(--nvx-primary);
            box-shadow: 0 0 30px var(--nvx-glow);
        }
        .pricing-header-classic { color: var(--nvx-primary); font-weight: 700; font-size: 1.8rem; }
        .pricing-price-classic { font-size: 3rem; font-weight: 800; color: #ffffff; margin: 16px 0; }
        .btn-pricing-classic {
            display: block; background: var(--nvx-primary); color: #0d0d0d; font-weight: 700;
            padding: 12px; border-radius: 60px; transition: all 0.3s ease;
        }
        .btn-pricing-classic:hover { background: #ff3333; transform: scale(1.02); }

        .faq-grid {
            display: grid; grid-template-columns: repeat(auto-fit, minmax(260px,1fr)); gap: 30px;
        }
        .faq-item-classic {
            background: #262626; border-radius: 35px; padding: 32px;
            border-left: 6px solid var(--nvx-primary); box-shadow: 0 20px 30px -8px black;
            transition: transform 0.3s ease;
        }
        .faq-item-classic:hover { transform: translateX(6px); }
        .faq-item-classic h3 { color: #f0f0f0; font-size: 1.4rem; }

        .footer-classic {
            background: #0d0d0d;
            border-top: 2px solid #4d4d4d;
            padding: 50px 0 30px;
            margin-top: 20px;
        }
        .footer-grid {
            display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 30px;
        }
        .footer-col { display: flex; flex-direction: column; }
        .footer-col h5 { color: var(--nvx-primary); font-weight: 700; margin-bottom: 20px; }
        .footer-col a { color: #bfbfbf; margin: 6px 0; transition: all 0.2s ease; font-size: 0.95rem; }
        .footer-col a:hover { color: var(--nvx-accent); transform: translateX(4px); }

        /* floating buttons */
        .whatsapp-classic {
            position: fixed; bottom: 90px; right: 25px; background: #25D366;
            width: 60px; height: 60px; border-radius: 60px; display: flex; align-items: center;
            justify-content: center; color: white; font-size: 2.2rem; box-shadow: 0 8px 20px #25D366b3;
            z-index: 99; transition: all 0.3s ease;
            animation: redPulseWA 2s infinite;
        }
        @keyframes redPulseWA {
            0% { box-shadow: 0 0 0 0 #25D36680; }
            70% { box-shadow: 0 0 0 12px #25D36600; }
            100% { box-shadow: 0 0 0 0 #25D36600; }
        }
        .whatsapp-classic:hover { transform: scale(1.1) rotate(5deg); }
        .back-to-top-classic {
            position: fixed; bottom: 20px; right: 25px; background: var(--nvx-primary);
            width: 50px; height: 50px; border-radius: 60px; display: flex; align-items: center;
            justify-content: center; color: #0d0d0d; font-size: 2rem; z-index: 99;
            transition: all 0.3s ease;
        }
        .back-to-top-classic:hover { background: #ff3333; transform: translateY(-4px); }

        .section-title { font-size: 2.8rem; font-weight: 800; text-align: center; margin-bottom: 3rem; color: #ffffff; }
        .text-secondary { color: var(--text-muted) !important; }
        iframe { border-radius: 40px; background: #262626; }
        .border-top { border-top: 1px solid #4d4d4d !important; }