:root {
            --primary: #FF4D80;
            --secondary: #00E5FF;
            --accent: #FFEB3B;
            --dark: #1A1A2E;
            --light: #F5F5F5;
            --text: #333333;
            --bg: #F0F0F0;
            --card-bg: #FFFFFF;
            --font-main: 'Arial', sans-serif;
            --font-heading: 'Georgia', serif;
        }

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

        body {
            font-family: var(--font-main);
            color: var(--text);
            background-color: var(--bg);
            line-height: 1.6;
            padding-top: 80px;
            overflow-x: hidden;
        }

        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background-color: var(--dark);
            color: var(--light);
            padding: 15px 0;
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
        }

        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .logo {
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: bold;
            color: var(--accent);
            text-decoration: none;
        }

        .logo span {
            color: var(--secondary);
        }

        nav ul {
            display: flex;
            list-style: none;
        }

        nav ul li {
            margin-left: 30px;
        }

        nav ul li a {
            color: var(--light);
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s;
            position: relative;
        }

        nav ul li a:hover {
            color: var(--accent);
        }

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

        nav ul li a:hover::after {
            width: 100%;
        }

        .burger {
            display: none;
            cursor: pointer;
            flex-direction: column;
            justify-content: space-between;
            width: 30px;
            height: 21px;
        }

        .burger span {
            display: block;
            width: 100%;
            height: 3px;
            background-color: var(--light);
            transition: all 0.3s;
        }

        .burger.active span:nth-child(1) {
            transform: translateY(9px) rotate(45deg);
        }

        .burger.active span:nth-child(2) {
            opacity: 0;
        }

        .burger.active span:nth-child(3) {
            transform: translateY(-9px) rotate(-45deg);
        }

        section {
            padding: 80px 20px;
            max-width: 1200px;
            margin: 0 auto;
        }

        .hero {
            background: linear-gradient(135deg, var(--dark) 0%, #16213E 100%);
            color: var(--light);
            text-align: center;
            padding: 120px 20px;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('https://images.unsplash.com/photo-1513185041617-8ab03f83d6c5?q=80&w=1170&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D') center/cover no-repeat;
            opacity: 0.2;
            z-index: 0;
        }

        .hero-content {
            position: relative;
            z-index: 1;
        }

        h1 {
            font-family: var(--font-heading);
            font-size: 48px;
            margin-bottom: 20px;
            color: var(--accent);
        }

        .hero h1 span {
            color: var(--secondary);
        }

        .hero p {
            font-size: 20px;
            max-width: 800px;
            margin: 0 auto 30px;
        }

        .btn {
            display: inline-block;
            background-color: var(--primary);
            color: var(--light);
            padding: 12px 30px;
            border-radius: 30px;
            text-decoration: none;
            font-weight: bold;
            transition: all 0.3s;
            border: none;
            cursor: pointer;
            font-size: 16px;
        }

        .btn:hover {
            background-color: var(--secondary);
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
        }

        .btn-secondary {
            background-color: transparent;
            border: 2px solid var(--accent);
            color: var(--accent);
            margin-left: 15px;
        }

        .btn-secondary:hover {
            background-color: var(--accent);
            color: var(--dark);
        }

        h2 {
            font-family: var(--font-heading);
            font-size: 36px;
            margin-bottom: 40px;
            text-align: center;
            color: var(--dark);
            position: relative;
        }

        h2::after {
            content: '';
            display: block;
            width: 80px;
            height: 4px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            margin: 15px auto 0;
            border-radius: 2px;
        }

        h3 {
            font-family: var(--font-heading);
            font-size: 24px;
            margin-bottom: 20px;
            color: var(--dark);
        }

        .about-book {
            display: flex;
            align-items: center;
            gap: 40px;
            margin-bottom: 60px;
        }

        .about-book img {
            width: 350px;
            border-radius: 10px;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s;
        }

        .about-book img:hover {
            transform: scale(1.03);
        }

        .about-content {
            flex: 1;
        }

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

        .feature-card {
            background-color: var(--card-bg);
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }

        .feature-card i {
            font-size: 40px;
            color: var(--primary);
            margin-bottom: 20px;
            display: inline-block;
        }

        .quote {
            background-color: var(--dark);
            color: var(--light);
            padding: 60px;
            border-radius: 10px;
            margin: 80px 0;
            position: relative;
            overflow: hidden;
        }

        .quote::before {
            content: '"';
            position: absolute;
            top: 20px;
            left: 20px;
            font-size: 120px;
            font-family: var(--font-heading);
            color: rgba(255, 255, 255, 0.1);
            line-height: 1;
        }

        .quote-content {
            font-size: 24px;
            font-style: italic;
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
        }

        .quote-author {
            font-weight: bold;
            text-align: right;
            font-size: 18px;
            color: var(--accent);
        }

        .pricing {
            background-color: var(--card-bg);
            padding: 60px 20px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }

        .pricing-cards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .pricing-card {
            background-color: var(--bg);
            padding: 30px;
            border-radius: 10px;
            text-align: center;
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
        }

        .pricing-card.featured {
            background: linear-gradient(135deg, var(--dark) 0%, #16213E 100%);
            color: var(--light);
            transform: scale(1.05);
        }

        .pricing-card.featured .price {
            color: var(--accent);
        }

        .pricing-card.featured .btn {
            background-color: var(--accent);
            color: var(--dark);
        }

        .pricing-card.featured .btn:hover {
            background-color: var(--secondary);
            color: var(--light);
        }

        .pricing-card h3 {
            margin-bottom: 15px;
        }

        .price {
            font-size: 36px;
            font-weight: bold;
            margin: 20px 0;
            color: var(--primary);
        }

        .price span {
            font-size: 16px;
            font-weight: normal;
        }

        .pricing-features {
            list-style: none;
            margin-bottom: 30px;
        }

        .pricing-features li {
            margin-bottom: 10px;
            position: relative;
            padding-left: 20px;
        }

        .pricing-features li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--primary);
        }

        .pricing-card.featured .pricing-features li::before {
            color: var(--accent);
        }

        .ribbon {
            position: absolute;
            top: 10px;
            right: -30px;
            background-color: var(--accent);
            color: var(--dark);
            padding: 5px 30px;
            transform: rotate(45deg);
            font-weight: bold;
            font-size: 14px;
            width: 120px;
            text-align: center;
        }

        .faq {
            margin-top: 80px;
        }

        .faq-item {
            margin-bottom: 20px;
            border: 1px solid #ddd;
            border-radius: 10px;
            overflow: hidden;
        }

        .faq-question {
            background-color: var(--card-bg);
            padding: 20px;
            cursor: pointer;
            font-weight: bold;
            position: relative;
            transition: background-color 0.3s;
        }

        .faq-question:hover {
            background-color: #f5f5f5;
        }

        .faq-question::after {
            content: '+';
            position: absolute;
            right: 20px;
            font-size: 20px;
            transition: transform 0.3s;
        }

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

        .faq-answer {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out, padding 0.3s ease-out;
        }

        .faq-answer.show {
            padding: 20px;
            max-height: 500px;
        }

        .contact-form {
            background-color: var(--card-bg);
            padding: 40px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            max-width: 800px;
            margin: 0 auto;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
        }

        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-size: 16px;
            transition: border-color 0.3s;
        }

        .form-control:focus {
            border-color: var(--primary);
            outline: none;
        }

        textarea.form-control {
            min-height: 120px;
            resize: none;
        }

        .form-submit {
            text-align: center;
            margin-top: 30px;
        }

        .popup {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.7);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 2000;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s, visibility 0.3s;
        }

        .popup.show {
            opacity: 1;
            visibility: visible;
        }

        .popup-content {
            background-color: var(--card-bg);
            padding: 40px;
            border-radius: 10px;
            max-width: 500px;
            width: 90%;
            text-align: center;
            position: relative;
            transform: translateY(20px);
            transition: transform 0.3s;
        }

        .popup.show .popup-content {
            transform: translateY(0);
        }

        .popup-close {
            position: absolute;
            top: 15px;
            right: 15px;
            font-size: 24px;
            cursor: pointer;
            color: var(--text);
            background: none;
            border: none;
        }

        .cookie-banner {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background-color: var(--dark);
            color: var(--light);
            padding: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            z-index: 1000;
            transform: translateY(100%);
            transition: transform 0.3s;
        }

        .cookie-banner.show {
            transform: translateY(0);
        }

        .cookie-text {
            flex: 1;
            margin-right: 20px;
        }

        .cookie-btn {
            background-color: var(--accent);
            color: var(--dark);
            padding: 8px 20px;
            border-radius: 20px;
            border: none;
            cursor: pointer;
            font-weight: bold;
            transition: background-color 0.3s;
        }

        .cookie-btn:hover {
            background-color: var(--secondary);
        }

        footer {
            background-color: var(--dark);
            color: var(--light);
            padding: 60px 20px 30px;
        }

        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
        }

        .footer-logo {
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: bold;
            color: var(--accent);
            margin-bottom: 20px;
            display: inline-block;
        }

        .footer-logo span {
            color: var(--secondary);
        }

        .footer-about p {
            margin-bottom: 20px;
        }

        .footer-links h3 {
            color: var(--light);
            margin-bottom: 20px;
            font-size: 20px;
        }

        .footer-links ul {
            list-style: none;
        }

        .footer-links ul li {
            margin-bottom: 10px;
        }

        .footer-links ul li a {
            color: var(--light);
            text-decoration: none;
            transition: color 0.3s;
        }

        .footer-links ul li a:hover {
            color: var(--accent);
        }

        .footer-contact p {
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }

        .footer-contact i {
            margin-right: 10px;
            color: var(--accent);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 30px;
            margin-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .disclaimer {
            font-size: 14px;
            opacity: 0.7;
            margin-top: 40px;
            padding: 20px;
            background-color: rgba(0, 0, 0, 0.2);
            border-radius: 5px;
        }

        @media (max-width: 992px) {
            h1 {
                font-size: 36px;
            }
            
            h2 {
                font-size: 30px;
            }
            
            .about-book {
                flex-direction: column;
            }
            
            .about-book img {
                width: 100%;
                max-width: 400px;
            }
        }

        @media (max-width: 768px) {
            nav {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background-color: var(--dark);
                padding: 20px;
                transform: translateY(-150%);
                transition: transform 0.3s;
                box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
            }
            
            nav.active {
                transform: translateY(0);
            }
            
            nav ul {
                flex-direction: column;
            }
            
            nav ul li {
                margin: 0 0 15px 0;
            }
            
            .burger {
                display: flex;
            }
            
            .hero {
                padding: 100px 20px;
            }
            
            .btn {
                display: block;
                width: 100%;
                margin-bottom: 15px;
            }
            
            .btn-secondary {
                margin-left: 0;
            }
            
            .pricing-card.featured {
                transform: none;
            }
            
            .cookie-banner {
                flex-direction: column;
                text-align: center;
            }
            
            .cookie-text {
                margin-right: 0;
                margin-bottom: 15px;
            }
        }

        @media (max-width: 480px) {
            h1 {
                font-size: 28px;
            }
            
            h2 {
                font-size: 24px;
            }
            
            section {
                padding: 60px 20px;
            }
            
            .quote {
                padding: 30px;
            }
            
            .quote-content {
                font-size: 18px;
            }
            
            .contact-form {
                padding: 20px;
            }
        }

        /* Анимации */
        .fade-in {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }

        .fade-in.show {
            opacity: 1;
            transform: translateY(0);
        }

        .parallax {
            background-attachment: fixed;
            background-position: center;
            background-repeat: no-repeat;
            background-size: cover;
        }