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

        :root {
            --primary: #ff4d00;
            --primary-dark: #cc3d00;
            --secondary: #1a1a2e;
            --accent: #ffd700;
            --bg-dark: #0d0d1a;
            --bg-card: #16162a;
            --text-light: #e8e8e8;
            --text-muted: #a0a0b0;
            --gradient-fire: linear-gradient(135deg, #ff4d00 0%, #ff8c00 50%, #ffd700 100%);
            --gradient-dark: linear-gradient(180deg, #0d0d1a 0%, #1a1a2e 100%);
            --border-glow: 1px solid rgba(255, 77, 0, 0.3);
            --shadow-fire: 0 0 30px rgba(255, 77, 0, 0.2);
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, Oxygen, Ubuntu, sans-serif;
            background: var(--bg-dark);
            color: var(--text-light);
            line-height: 1.8;
            font-size: 17px;
            overflow-x: hidden;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: all 0.3s ease;
        }

        a:hover {
            color: var(--accent);
            text-shadow: 0 0 8px rgba(255, 215, 0, 0.5);
        }

        /* HEADER */
        header {
            background: linear-gradient(180deg, rgba(13, 13, 26, 0.98) 0%, rgba(26, 26, 46, 0.95) 100%);
            border-bottom: 2px solid var(--primary);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(20px);
        }

        .header-inner {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 15px 30px;
        }

        .logo {
            font-size: 2rem;
            font-weight: 900;
            background: var(--gradient-fire);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: 2px;
            text-transform: uppercase;
        }

        .logo span {
            font-size: 0.6em;
            display: block;
            letter-spacing: 4px;
            background: linear-gradient(90deg, var(--accent), var(--primary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        /* NAV */
        nav {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        nav a {
            padding: 10px 18px;
            border-radius: 8px;
            font-weight: 600;
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            transition: all 0.3s ease;
            color: var(--text-muted);
        }

        nav a:hover {
            background: rgba(255, 77, 0, 0.15);
            color: var(--primary);
        }

        .nav-cta {
            background: var(--gradient-fire) !important;
            color: #fff !important;
            -webkit-text-fill-color: #fff !important;
            padding: 12px 28px !important;
            border-radius: 50px !important;
            font-weight: 700 !important;
            box-shadow: 0 4px 20px rgba(255, 77, 0, 0.4);
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 30px rgba(255, 77, 0, 0.6);
        }

        /* HERO */
        .hero {
            min-height: 80vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 80px 30px;
            background: radial-gradient(ellipse at center, rgba(255, 77, 0, 0.08) 0%, transparent 70%),
                        var(--gradient-dark);
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 30% 50%, rgba(255, 77, 0, 0.03) 0%, transparent 50%);
            animation: pulse 8s ease-in-out infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 0.5; transform: scale(1); }
            50% { opacity: 1; transform: scale(1.1); }
        }

        .hero-content {
            max-width: 900px;
            position: relative;
            z-index: 2;
        }

        .hero h1 {
            font-size: clamp(2rem, 5vw, 3.5rem);
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 25px;
            background: var(--gradient-fire);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero .subtitle {
            font-size: 1.3rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-btn {
            display: inline-block;
            padding: 18px 50px;
            background: var(--gradient-fire);
            color: #fff;
            font-size: 1.2rem;
            font-weight: 800;
            border-radius: 50px;
            text-transform: uppercase;
            letter-spacing: 2px;
            box-shadow: 0 8px 40px rgba(255, 77, 0, 0.5);
            transition: all 0.3s ease;
        }

        .hero-btn:hover {
            transform: translateY(-3px) scale(1.02);
            box-shadow: 0 12px 50px rgba(255, 77, 0, 0.7);
            color: #fff;
        }

        .badge-line {
            margin-top: 30px;
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .badge {
            padding: 8px 20px;
            background: rgba(255, 77, 0, 0.1);
            border: 1px solid rgba(255, 77, 0, 0.3);
            border-radius: 30px;
            font-size: 0.85rem;
            color: var(--primary);
            font-weight: 600;
        }

        /* MAIN CONTENT */
        .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 30px;
        }

        .article-body {
            padding: 60px 0;
        }

        .article-body h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            margin: 70px 0 25px;
            padding: 25px 30px;
            background: var(--bg-card);
            border-left: 5px solid var(--primary);
            border-radius: 0 12px 12px 0;
            box-shadow: var(--shadow-fire);
            line-height: 1.3;
        }

        .article-body h2 b {
            color: var(--primary);
        }

        .article-body h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin: 35px 0 15px;
            color: var(--accent);
        }

        .article-body p {
            margin-bottom: 20px;
            color: var(--text-light);
            line-height: 1.9;
            font-size: 1.05rem;
        }

        .article-body img {
            display: block;
            width: 100%;
            max-width: 800px;
            margin: 35px auto;
            border-radius: 16px;
            border: var(--border-glow);
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
            transition: transform 0.3s ease;
        }

        .article-body img:hover {
            transform: scale(1.02);
        }

        .highlight-box {
            background: linear-gradient(135deg, rgba(255, 77, 0, 0.1) 0%, rgba(255, 215, 0, 0.05) 100%);
            border: 1px solid rgba(255, 77, 0, 0.2);
            border-radius: 16px;
            padding: 30px;
            margin: 30px 0;
        }

        .highlight-box p {
            color: var(--text-light);
        }

        /* TABLE */
        .specs-table {
            width: 100%;
            border-collapse: collapse;
            margin: 40px 0;
            background: var(--bg-card);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 5px 30px rgba(0, 0, 0, 0.3);
        }

        .specs-table thead {
            background: var(--gradient-fire);
        }

        .specs-table th {
            padding: 18px 25px;
            text-align: left;
            font-weight: 700;
            color: #fff;
            font-size: 1rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .specs-table td {
            padding: 16px 25px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            font-size: 1rem;
        }

        .specs-table tr:nth-child(even) {
            background: rgba(255, 77, 0, 0.03);
        }

        .specs-table tr:hover {
            background: rgba(255, 77, 0, 0.08);
        }

        .specs-table td:first-child {
            font-weight: 600;
            color: var(--primary);
        }

        /* FAQ */
        .faq-section {
            margin: 60px 0;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 12px;
            margin-bottom: 15px;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .faq-item:hover {
            border-color: rgba(255, 77, 0, 0.3);
        }

        .faq-question {
            padding: 22px 30px;
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text-light);
            transition: color 0.3s ease;
        }

        .faq-question:hover {
            color: var(--primary);
        }

        .faq-question::after {
            content: '+';
            font-size: 1.5rem;
            color: var(--primary);
            font-weight: 300;
            transition: transform 0.3s ease;
        }

        .faq-item.active .faq-question::after {
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 30px 22px;
            color: var(--text-muted);
            line-height: 1.8;
            display: none;
        }

        .faq-item.active .faq-answer {
            display: block;
        }

        /* CTA BLOCK */
        .cta-block {
            text-align: center;
            padding: 60px 30px;
            background: linear-gradient(135deg, rgba(255, 77, 0, 0.15) 0%, rgba(255, 215, 0, 0.05) 100%);
            border-radius: 24px;
            border: 1px solid rgba(255, 77, 0, 0.2);
            margin: 60px 0;
        }

        .cta-block h2 {
            background: none !important;
            border: none !important;
            box-shadow: none !important;
            text-align: center;
            padding: 0 !important;
            margin-bottom: 20px !important;
        }

        .cta-block p {
            font-size: 1.2rem;
            color: var(--text-muted);
            margin-bottom: 30px;
        }

        /* FOOTER */
        footer {
            background: linear-gradient(180deg, var(--secondary) 0%, #0a0a15 100%);
            border-top: 2px solid var(--primary);
            padding: 50px 30px;
            text-align: center;
        }

        .footer-inner {
            max-width: 1100px;
            margin: 0 auto;
        }

        .footer-links {
            display: flex;
            justify-content: center;
            gap: 30px;
            flex-wrap: wrap;
            margin-bottom: 30px;
        }

        .footer-links a {
            color: var(--text-muted);
            font-size: 0.95rem;
            transition: color 0.3s;
        }

        .footer-links a:hover {
            color: var(--primary);
        }

        .footer-copy {
            color: var(--text-muted);
            font-size: 0.85rem;
            margin-top: 20px;
            opacity: 0.6;
        }

        .footer-18 {
            display: inline-block;
            width: 50px;
            height: 50px;
            line-height: 50px;
            border: 3px solid #e74c3c;
            border-radius: 50%;
            color: #e74c3c;
            font-weight: 900;
            font-size: 1.1rem;
            margin-bottom: 20px;
        }

        /* HIDDEN CATEGORIES */
        .hidden-categories {
            display: none;
        }

        /* RESPONSIVE */
        @media (max-width: 768px) {
            .header-inner {
                flex-direction: column;
                gap: 15px;
            }

            nav {
                flex-wrap: wrap;
                justify-content: center;
            }

            nav a {
                padding: 8px 12px;
                font-size: 0.8rem;
            }

            .hero {
                min-height: 60vh;
                padding: 50px 20px;
            }

            .article-body h2 {
                padding: 20px;
                font-size: 1.3rem;
            }

            .specs-table th,
            .specs-table td {
                padding: 12px 15px;
                font-size: 0.9rem;
            }

            .badge-line {
                gap: 10px;
            }

            .container {
                padding: 0 15px;
            }
        }

        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.6rem;
            }

            .hero .subtitle {
                font-size: 1rem;
            }

            .hero-btn {
                padding: 15px 35px;
                font-size: 1rem;
            }

            .article-body p {
                font-size: 0.95rem;
            }
        }

        /* SCROLLBAR */
        ::-webkit-scrollbar {
            width: 8px;
        }

        ::-webkit-scrollbar-track {
            background: var(--bg-dark);
        }

        ::-webkit-scrollbar-thumb {
            background: var(--primary);
            border-radius: 4px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: var(--primary-dark);
        }

        /* Selection */
        ::selection {
            background: var(--primary);
            color: #fff;
        }