.hero-block {
            width: 100%;
            min-height: 90vh;
            background: 
                radial-gradient(circle at 20% 50%, rgba(39, 174, 96, 0.15) 0%, transparent 25%),
                radial-gradient(circle at 80% 20%, rgba(41, 128, 185, 0.1) 0%, transparent 20%),
                linear-gradient(135deg, #0c1b25 0%, #152533 50%, #1a2a3a 100%);
            display: flex;
            align-items: center;
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }

        .hero-block .container {
            max-width: 1200px;
            width: 100%;
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
            z-index: 2;
        }

        .hero-block .hero-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 50px;
        }

        .hero-block .hero-text {
            flex: 1;
            min-width: 300px;
            color: #fff;
        }

        .hero-block .hero-title {
            font-size: 3.2rem;
            font-weight: 800;
            line-height: 1.1;
            margin-bottom: 25px;
            background: linear-gradient(90deg, #27ae60, #2ecc71, #27ae60);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            background-size: 200% auto;
            animation: gradientShift 5s ease infinite;
        }

        @keyframes gradientShift {
            0%, 100% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
        }

        .hero-block .hero-description {
            font-size: 1.25rem;
            line-height: 1.7;
            margin-bottom: 40px;
            color: #d1e0eb;
            max-width: 95%;
        }

        .hero-block .hero-social {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-top: 40px;
        }

        .hero-block .hero-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(10px);
            color: #fff;
            font-size: 1.4rem;
            transition: all 0.3s ease;
            border: 1px solid rgba(255, 255, 255, 0.1);
            text-decoration: none;
        }

        .hero-block .hero-social a:hover {
            transform: translateY(-5px) scale(1.1);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
            border-color: #27ae60;
        }

        .hero-block .hero-social a:nth-child(1):hover { background: #E4405F; }
        .hero-block .hero-social a:nth-child(2):hover { background: #0088cc; }
        .hero-block .hero-social a:nth-child(3):hover { background: #4285F4; }
        .hero-block .hero-social a:nth-child(4):hover { background: #7360F2; }
        .hero-block .hero-social a:nth-child(5):hover { background: #25D366; }
        .hero-block .hero-social a:nth-child(6):hover { background: #27ae60; }

        /* Изображение */
        .hero-block .hero-image {
            flex: 1;
            min-width: 300px;
            position: relative;
        }

        .hero-block .image-wrapper {
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
            transform: perspective(1000px) rotateY(-10deg);
            transition: transform 0.5s ease;
        }

        .hero-block .image-wrapper:hover {
            transform: perspective(1000px) rotateY(0deg);
        }

        .hero-block .image-wrapper img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.5s ease;
        }

        .hero-block .image-wrapper:hover img {
            transform: scale(1.05);
        }

        /* Декоративные элементы CSS */
        .hero-block::before {
            content: '';
            position: absolute;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(39, 174, 96, 0.08) 0%, transparent 70%);
            top: 10%;
            left: 5%;
            z-index: 1;
            animation: float 20s infinite ease-in-out;
        }

        .hero-block::after {
            content: '';
            position: absolute;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(52, 152, 219, 0.06) 0%, transparent 70%);
            bottom: 10%;
            right: 5%;
            z-index: 1;
            animation: float 25s infinite ease-in-out reverse;
        }

        /* 3D элементы из CSS */
        .hero-block .cube {
            position: absolute;
            width: 60px;
            height: 60px;
            background: rgba(39, 174, 96, 0.2);
            transform: rotate(15deg);
            animation: rotateCube 20s linear infinite;
            z-index: 1;
            border: 1px solid rgba(39, 174, 96, 0.3);
        }

        .hero-block .cube:nth-child(1) {
            top: 20%;
            left: 10%;
            width: 40px;
            height: 40px;
            animation-delay: 0s;
        }

        .hero-block .cube:nth-child(2) {
            bottom: 30%;
            right: 15%;
            width: 50px;
            height: 50px;
            animation-delay: -5s;
        }

        .hero-block .cube:nth-child(3) {
            top: 50%;
            left: 5%;
            width: 30px;
            height: 30px;
            animation-delay: -10s;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0) rotate(0deg); }
            33% { transform: translateY(-30px) rotate(120deg); }
            66% { transform: translateY(30px) rotate(240deg); }
        }

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

        /* Адаптивность */
        @media (max-width: 1100px) {
            .hero-block .hero-title {
                font-size: 2.8rem;
            }
            
            .hero-block .hero-description {
                font-size: 1.15rem;
            }
        }

        @media (max-width: 900px) {
            .hero-block {
                padding: 60px 0;
            }
            
            .hero-block .hero-wrapper {
                flex-direction: column;
                text-align: center;
                gap: 40px;
            }
            
            .hero-block .hero-text {
                order: 1;
            }
            
            .hero-block .hero-image {
                order: 2;
                max-width: 80%;
            }
            
            .hero-block .hero-description {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
            
            .hero-block .hero-social {
                justify-content: center;
            }
            
            .hero-block .image-wrapper {
                transform: perspective(1000px) rotateY(0deg);
            }
        }

        @media (max-width: 600px) {
            .hero-block .hero-title {
                font-size: 2.3rem;
            }
            
            .hero-block .hero-description {
                font-size: 1.05rem;
            }
            
            .hero-block .hero-social a {
                width: 48px;
                height: 48px;
                font-size: 1.3rem;
            }
            
            .hero-block .hero-image {
                max-width: 95%;
            }
            
            .hero-block .cube {
                display: none;
            }
        }

        @media (max-width: 400px) {
            .hero-block .hero-title {
                font-size: 2rem;
            }
            
            .hero-block .hero-social a {
                width: 44px;
                height: 44px;
                font-size: 1.2rem;
            }
        }

        /* Стили для демонстрации (не входят в hero-секцию) */
        .demo-section {
            padding: 60px 20px;
            background-color: #f5f7fa;
            color: #333;
        }
        
        .demo-container {
            max-width: 1200px;
            margin: 0 auto;
        }
        
        .demo-section h2 {
            color: #1a2a3a;
            margin-bottom: 20px;
        }
        
        .demo-section p {
            line-height: 1.6;
            margin-bottom: 15px;
        }