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

        :root {
            --black: #0a0a0a;
            --dark-blue: #0f172a;
            --medium-blue: #1e293b;
            --accent-blue: #3b82f6;
            --light-blue: #60a5fa;
            --text-gray: #e2e8f0;
            --text-secondary: #94a3b8;
            --success: #0c6ec3;
            --warning: #5183c4;
            --danger: #3538ef;
        }
                
        html {
            background-color: #0a0a0a;
        }

        body {
            font-family: 'MyFont';
            background: linear-gradient(135deg, var(--black) 0%, var(--dark-blue) 100%);
            color: var(--text-gray);
            min-height: 100vh;
            line-height: 1.6;
            overflow-x: hidden;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

header {
    padding: 30px 0;
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(59, 130, 246, 0.2);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: bold;
    color: var(--light-blue);
}

.logo::before {
    content: "404";
    background: var(--accent-blue);
    color: var(--black);
    padding: 5px 10px;
    border-radius: 4px;
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-links a {
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: var(--accent-blue);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-blue);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-active {
    color: var(--accent-blue)!important;
    border-bottom: var(--accent-blue) 3px solid;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: #fff;
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 250px;
        height: 100vh;
        background: rgba(10, 10, 10, 0.95);
        flex-direction: column;
        justify-content: center;
        gap: 40px;
        transition: right 0.3s ease;
        padding: 20px;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links a {
        font-size: 18px;
        text-align: center;
        width: 100%;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 20px;
    }
    
    .logo::before {
        font-size: 14px;
        padding: 3px 6px;
    }
    
    header {
        padding: 20px 0;
    }
}
        .hero {
            padding: 140px 0 80px;
            text-align: center;
            position: relative;
        }

        .hero::before {
            content: "";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 800px;
            height: 800px;
            background: radial-gradient(circle, rgba(59, 130, 246, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .badge {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent-blue), var(--light-blue));
            color: var(--black);
            padding: 8px 20px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: bold;
            margin-bottom: 20px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        h1 {
            font-size: clamp(36px, 5vw, 56px);
            margin-bottom: 30px;
            color: var(--text-gray);
            font-weight: 700;
            line-height: 1.2;
            position: relative;
            max-width: 1000px;
            margin-left: auto;
            margin-right: auto;
        }

        .subtitle {
            font-size: clamp(18px, 2.5vw, 22px);
            color: var(--text-secondary);
            margin-bottom: 50px;
            max-width: 900px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.5;
        }

        .subtitle strong {
            color: var(--light-blue);
        }

        .audience {
            padding: 80px 0;
            background: rgba(30, 41, 59, 0.2);
        }

        .section-title {
            text-align: center;
            font-size: clamp(28px, 4vw, 40px);
            margin-bottom: 50px;
            color: var(--text-gray);
        }

        .audience-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-bottom: 60px;
        }

        .audience-card {
            background: rgba(15, 23, 42, 0.8);
            padding: 40px 30px;
            border-radius: 12px;
            border: 1px solid rgba(59, 130, 246, 0.2);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .audience-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--accent-blue), transparent);
            animation: scan 3s linear infinite;
        }

        @keyframes scan {
            0% { transform: translateX(-100%); }
            100% { transform: translateX(100%); }
        }

        .audience-card:hover {
            transform: translateY(-5px);
            border-color: var(--accent-blue);
            box-shadow: 0 15px 40px rgba(59, 130, 246, 0.2);
        }

        .audience-icon {
  font-size: 48px;
  margin-bottom: 20px;
  display: flex;
  justify-content: center;
        }

        .audience-title {
            font-size: 24px;
            color: var(--light-blue);
            margin-bottom: 15px;
            text-align: center;
        }

        .audience-desc {
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .benefits {
            padding: 80px 0;
        }

        .benefits-list {
            max-width: 900px;
            margin: 0 auto;
        }

        .benefit-item {
            background: rgba(15, 23, 42, 0.6);
            padding: 30px;
            margin-bottom: 20px;
            border-radius: 10px;
            border-left: 4px solid var(--accent-blue);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .benefit-item::after {
            content: "✓";
            position: absolute;
            right: 30px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 48px;
            color: var(--accent-blue);
            opacity: 0.1;
        }

        .benefit-item:hover {
            transform: translateX(10px);
            background: rgba(15, 23, 42, 0.9);
            border-left-color: var(--light-blue);
        }

        .benefit-text {
            color: var(--text-gray);
            line-height: 1.6;
        }

        .cta-section {
            padding: 100px 0;
            text-align: center;
            position: relative;
        }

        .cta-box {
            background: linear-gradient(135deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.9));
            border: 2px solid rgba(59, 130, 246, 0.3);
            border-radius: 16px;
            padding: 60px 40px;
            max-width: 800px;
            margin: 0 auto;
            position: relative;
            overflow: hidden;
        }

        .cta-box::after {
            content: "";
            position: absolute;
            top: -50%;
            right: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
            animation: rotate 20s linear infinite;
        }

        @keyframes rotate {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        .cta-title {
            font-size: clamp(24px, 3vw, 32px);
            margin-bottom: 20px;
            color: var(--text-gray);
            position: relative;
            z-index: 1;
            line-height: 1.3;
        }

        .cta-subtitle {
            font-size: 18px;
            color: var(--text-secondary);
            margin-bottom: 40px;
            position: relative;
            z-index: 1;
        }

        .btn-primary {
            display: inline-block;
            padding: 20px 50px;
            background: linear-gradient(135deg, var(--accent-blue), var(--light-blue));
            color: white;
            text-decoration: none;
            border-radius: 8px;
            font-size: 18px;
            font-weight: bold;
            transition: all 0.3s ease;
            position: relative;
            z-index: 1;
            text-transform: uppercase;
            letter-spacing: 1px;
            box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 40px rgba(59, 130, 246, 0.5);
        }

        .author {
            padding: 80px 0;
            background: rgba(30, 41, 59, 0.3);
            text-align: center;
        }

        .author-content {
            max-width: 800px;
            margin: 0 auto;
        }

        .author-logo {
            font-size: 48px;
            color: var(--light-blue);
            margin-bottom: 30px;
            font-weight: bold;
        }

        .author-list {
            list-style: none;
            margin-top: 30px;
        }

        .author-item {
            background: rgba(15, 23, 42, 0.6);
            padding: 20px;
            margin-bottom: 15px;
            border-radius: 8px;
            border-left: 3px solid var(--accent-blue);
            text-align: left;
            transition: all 0.3s ease;
        }

        .author-item:hover {
            background: rgba(15, 23, 42, 0.8);
            transform: translateX(5px);
        }

        .author-item strong {
            color: var(--light-blue);
        }

        footer {
            padding: 40px 0;
            text-align: center;
            border-top: 1px solid rgba(59, 130, 246, 0.2);
            background: rgba(10, 10, 10, 0.7);
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-fadeInUp {
            animation: fadeInUp 0.8s ease forwards;
        }

        @media (max-width: 768px) {
            .hero {
                padding: 120px 0 60px;
            }

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

            .benefit-item {
                padding: 25px;
            }

            .cta-box {
                padding: 40px 20px;
            }

            .btn-primary {
                padding: 18px 40px;
                font-size: 16px;
            }
        }

        @media (max-width: 480px) {
            .logo {
                font-size: 20px;
            }

            .badge {
                font-size: 12px;
            }
        }