/* Стили только для CTA секции */
        .cta-section {
            width: 100%;
            padding: 100px 0;
            background: 
                linear-gradient(135deg, rgba(26, 42, 58, 0.9) 0%, rgba(15, 32, 39, 0.95) 100%),
                url('https://images.unsplash.com/photo-1581094794329-c8112a89af12?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            color: white;
            position: relative;
            overflow: hidden;
            text-align: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle at 30% 50%, rgba(39, 174, 96, 0.15) 0%, transparent 40%),
                        radial-gradient(circle at 70% 20%, rgba(52, 152, 219, 0.1) 0%, transparent 40%);
            z-index: 1;
        }

        .cta-section .container {
            max-width: 800px;
            width: 100%;
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            font-size: 2.8rem;
            font-weight: 800;
            margin-bottom: 25px;
            line-height: 1.2;
            background: linear-gradient(90deg, #fff, #e0f7e9);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }

        .cta-section p {
            font-size: 1.3rem;
            line-height: 1.7;
            color: #d1e0eb;
            max-width: 600px;
            margin: 0 auto 40px;
            opacity: 0.9;
        }

        .cta-section .cta-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
            color: white;
            font-size: 1.2rem;
            font-weight: 600;
            padding: 18px 40px;
            border-radius: 50px;
            text-decoration: none;
            transition: all 0.3s ease;
            box-shadow: 
                0 5px 20px rgba(39, 174, 96, 0.3),
                0 2px 5px rgba(0, 0, 0, 0.2),
                inset 0 1px 0 rgba(255, 255, 255, 0.2);
            border: none;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            z-index: 1;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .cta-section .cta-btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, #1e8449 0%, #27ae60 100%);
            z-index: -1;
            opacity: 0;
            transition: opacity 0.3s ease;
            border-radius: 50px;
        }

        .cta-section .cta-btn:hover {
            transform: translateY(-5px) scale(1.05);
            box-shadow: 
                0 10px 30px rgba(39, 174, 96, 0.4),
                0 5px 10px rgba(0, 0, 0, 0.2),
                inset 0 1px 0 rgba(255, 255, 255, 0.3);
        }

        .cta-section .cta-btn:hover::before {
            opacity: 1;
        }

        .cta-section .cta-btn:active {
            transform: translateY(-2px) scale(1.02);
            box-shadow: 
                0 5px 15px rgba(39, 174, 96, 0.3),
                0 2px 5px rgba(0, 0, 0, 0.2);
        }

        .cta-section .cta-btn i {
            font-size: 1.3rem;
            transition: transform 0.3s ease;
        }

        .cta-section .cta-btn:hover i {
            transform: translateX(8px) rotate(5deg);
        }

        /* Декоративные элементы */
        .cta-section .decor-shape {
            position: absolute;
            border-radius: 50%;
            z-index: 1;
            opacity: 0.1;
        }

        .cta-section .decor-shape-1 {
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, #27ae60 0%, transparent 70%);
            top: 10%;
            left: 5%;
            animation: float-cta 20s infinite ease-in-out;
        }

        .cta-section .decor-shape-2 {
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, #3498db 0%, transparent 70%);
            bottom: 15%;
            right: 8%;
            animation: float-cta 25s infinite ease-in-out reverse;
        }

        @keyframes float-cta {
            0%, 100% { 
                transform: translateY(0) rotate(0deg); 
            }
            33% { 
                transform: translateY(-20px) rotate(120deg); 
            }
            66% { 
                transform: translateY(20px) rotate(240deg); 
            }
        }

        /* 3D элементы */
        .cta-section .decor-3d {
            position: absolute;
            width: 80px;
            height: 80px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            z-index: 1;
            transform: rotate(15deg);
            animation: rotate-3d-cta 30s infinite linear;
        }

        .cta-section .decor-3d:nth-child(1) {
            top: 20%;
            right: 10%;
            width: 60px;
            height: 60px;
            animation-delay: 0s;
        }

        .cta-section .decor-3d:nth-child(2) {
            bottom: 25%;
            left: 10%;
            width: 70px;
            height: 70px;
            animation-delay: -15s;
        }

        @keyframes rotate-3d-cta {
            0% { transform: rotate(0deg) scale(1); }
            50% { transform: rotate(180deg) scale(1.1); }
            100% { transform: rotate(360deg) scale(1); }
        }

        /* Адаптивность */
        @media (max-width: 992px) {
            .cta-section {
                padding: 80px 0;
                background-attachment: scroll;
            }
            
            .cta-section h2 {
                font-size: 2.4rem;
            }
            
            .cta-section p {
                font-size: 1.2rem;
            }
            
            .cta-section .cta-btn {
                font-size: 1.1rem;
                padding: 16px 35px;
            }
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 70px 0;
            }
            
            .cta-section h2 {
                font-size: 2.1rem;
            }
            
            .cta-section p {
                font-size: 1.1rem;
                margin-bottom: 35px;
            }
            
            .cta-section .cta-btn {
                font-size: 1rem;
                padding: 15px 30px;
            }
            
            .cta-section .decor-3d {
                display: none;
            }
        }

        @media (max-width: 480px) {
            .cta-section {
                padding: 60px 0;
            }
            
            .cta-section h2 {
                font-size: 1.8rem;
            }
            
            .cta-section p {
                font-size: 1rem;
            }
            
            .cta-section .cta-btn {
                width: 100%;
                max-width: 300px;
                justify-content: center;
            }
            
            .cta-section .decor-shape {
                display: none;
            }
        }

        /* Стили для демонстрационного контента (не входят в секцию) */
        .demo-content {
            padding: 60px 20px;
            background-color: #f8f9fa;
            color: #333;
        }
        
        .demo-container {
            max-width: 1200px;
            margin: 0 auto;
        }
        
        .demo-content h2 {
            color: #1a2a3a;
            margin-bottom: 20px;
        }

/* end */