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

        body {
            font-family: 'Arial', sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #1e3c72 100%);
            min-height: 100vh;
            overflow-x: hidden;
            position: relative;
        }

        /* Анимированный фон */
        .animated-bg {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            opacity: 0.1;
        }

        .floating-shapes {
            position: absolute;
            width: 100%;
            height: 100%;
        }

        .shape {
            position: absolute;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            animation: float 6s ease-in-out infinite;
        }

        .shape:nth-child(1) {
            width: 80px;
            height: 80px;
            top: 20%;
            left: 10%;
            animation-delay: 0s;
        }

        .shape:nth-child(2) {
            width: 60px;
            height: 60px;
            top: 60%;
            left: 80%;
            animation-delay: 2s;
        }

        .shape:nth-child(3) {
            width: 100px;
            height: 100px;
            top: 80%;
            left: 20%;
            animation-delay: 4s;
        }

        .shape:nth-child(4) {
            width: 40px;
            height: 40px;
            top: 30%;
            left: 70%;
            animation-delay: 1s;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0px) rotate(0deg); }
            50% { transform: translateY(-20px) rotate(180deg); }
        }

        /* Стили меню */
        .menu-button {
            position: fixed;
            top: 20px;
            left: 20px;
            width: 50px;
            height: 50px;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(15px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 12px;
            cursor: pointer;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 4px;
            z-index: 1001;
            transition: all 0.3s ease;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        }

        .menu-button:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: scale(1.05);
        }

        .menu-line {
            width: 20px;
            height: 2px;
            background: #ffffff;
            border-radius: 1px;
            transition: all 0.3s ease;
        }

        .menu-button.active .menu-line:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .menu-button.active .menu-line:nth-child(2) {
            opacity: 0;
        }

        .menu-button.active .menu-line:nth-child(3) {
            transform: rotate(-45deg) translate(7px, -6px);
        }

        .sidebar {
            position: fixed;
            top: 0;
            left: -300px;
            width: 300px;
            height: 100vh;
            background: rgba(30, 60, 114, 0.95);
            backdrop-filter: blur(20px);
            border-right: 1px solid rgba(255, 255, 255, 0.1);
            z-index: 1000;
            transition: left 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: 5px 0 30px rgba(0, 0, 0, 0.2);
        }

        .sidebar.open {
            left: 0;
        }

        .sidebar-header {
            padding: 30px 20px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .sidebar-title {
            color: #ffffff;
            font-size: 1.5rem;
            font-weight: 600;
            text-align: center;
        }

        .sidebar-menu {
            padding: 20px 0;
        }

        .menu-item {
            display: block;
            color: #b3d9ff;
            text-decoration: none;
            padding: 15px 30px;
            font-size: 1.1rem;
            font-weight: 500;
            transition: all 0.3s ease;
            border-left: 3px solid transparent;
        }

        .menu-item:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #ffffff;
            border-left-color: #4a90e2;
            transform: translateX(5px);
        }

        .sidebar-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100vw;
            height: 100vh;
            background: rgba(0, 0, 0, 0.3);
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }

        .sidebar-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        /* Основной контент */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
            position: relative;
            z-index: 1;
        }

        .hero-section {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            min-height: 100vh;
            padding: 80px 20px;
            animation: fadeInUp 1s ease-out;
        }

        .logo {
            font-size: 4rem;
            font-weight: bold;
            color: #ffffff;
            text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.3);
            margin-bottom: 20px;
            animation: glow 3s ease-in-out infinite alternate;
            letter-spacing: 3px;
        }

        .tagline {
            font-size: 1.5rem;
            color: #b3d9ff;
            margin-bottom: 40px;
            animation: fadeIn 1.5s ease-out 0.5s both;
        }

        .main-button {
            display: inline-block;
            background: linear-gradient(45deg, #4a90e2, #2c5aa0);
            color: white;
            padding: 15px 40px;
            border-radius: 50px;
            text-decoration: none;
            font-size: 1.2rem;
            font-weight: 600;
            transition: all 0.3s ease;
            box-shadow: 0 8px 25px rgba(74, 144, 226, 0.3);
            animation: pulse 2s infinite;
        }

        .main-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 35px rgba(74, 144, 226, 0.4);
            background: linear-gradient(45deg, #2c5aa0, #4a90e2);
        }

        .features-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
            margin: 80px 0;
            animation: slideInUp 1s ease-out 1s both;
        }

        /* Секция лучших приложений */
        .best-apps-section {
            margin: 100px 0;
            animation: slideInUp 1s ease-out 1.5s both;
        }

        .section-title {
            text-align: center;
            color: #ffffff;
            font-size: 2.5rem;
            font-weight: 600;
            margin-bottom: 50px;
            text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.3);
        }

        .apps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-bottom: 50px;
        }

        .app-card {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(15px);
            border-radius: 20px;
            padding: 30px 20px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: all 0.3s ease;
            animation: fadeInUp 0.6s ease-out;
        }

        .app-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
            background: rgba(255, 255, 255, 0.15);
        }

        .app-card:nth-child(1) { animation-delay: 1.7s; }
        .app-card:nth-child(2) { animation-delay: 1.8s; }
        .app-card:nth-child(3) { animation-delay: 1.9s; }
        .app-card:nth-child(4) { animation-delay: 2.0s; }

        .app-icon {
            width: 80px;
            height: 80px;
            border-radius: 18px;
            margin: 0 auto 20px;
            object-fit: cover;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
            transition: transform 0.3s ease;
        }

        .app-card:hover .app-icon {
            transform: scale(1.1);
        }

        .app-name {
            font-size: 1.3rem;
            color: #ffffff;
            margin-bottom: 15px;
            font-weight: 600;
        }

        .download-btn {
            display: inline-block;
            background: linear-gradient(45deg, #4a90e2, #2c5aa0);
            color: white;
            padding: 10px 20px;
            border-radius: 25px;
            text-decoration: none;
            font-size: 1rem;
            font-weight: 500;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
        }

        .download-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(74, 144, 226, 0.4);
            background: linear-gradient(45deg, #2c5aa0, #4a90e2);
        }

        .more-apps-btn {
            display: block;
            background: linear-gradient(45deg, #667eea, #764ba2);
            color: white;
            padding: 18px 40px;
            border-radius: 50px;
            text-decoration: none;
            font-size: 1.2rem;
            font-weight: 600;
            text-align: center;
            max-width: 300px;
            margin: 0 auto;
            transition: all 0.3s ease;
            box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
            animation: pulse 3s infinite;
        }

        .more-apps-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 35px rgba(102, 126, 234, 0.4);
            background: linear-gradient(45deg, #764ba2, #667eea);
        }

        .feature-card {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(15px);
            border-radius: 20px;
            padding: 40px 30px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            animation: fadeInUp 0.6s ease-out;
        }

        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
        }

        .feature-card:nth-child(1) { animation-delay: 1.2s; }
        .feature-card:nth-child(2) { animation-delay: 1.4s; }
        .feature-card:nth-child(3) { animation-delay: 1.6s; }

        .feature-icon {
            font-size: 3rem;
            margin-bottom: 20px;
            display: block;
            animation: bounce 2s infinite;
        }

        .feature-title {
            font-size: 1.5rem;
            color: #ffffff;
            margin-bottom: 15px;
            font-weight: 600;
        }

        .feature-description {
            color: #b3d9ff;
            line-height: 1.6;
            font-size: 1.1rem;
        }

        .stats-section {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(20px);
            border-radius: 25px;
            padding: 60px 40px;
            margin: 80px 0;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.1);
            animation: slideInUp 1s ease-out 1.8s both;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-top: 40px;
        }

        .stat-item {
            animation: countUp 2s ease-out 2s both;
        }

        .stat-number {
            font-size: 3rem;
            font-weight: bold;
            color: #4a90e2;
            display: block;
            animation: glow 2s ease-in-out infinite alternate;
        }

        .stat-label {
            color: #b3d9ff;
            font-size: 1.1rem;
            margin-top: 10px;
        }

        .about-text {
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(15px);
            border-radius: 20px;
            padding: 50px 40px;
            margin: 80px 0;
            color: #ffffff;
            line-height: 1.8;
            font-size: 1.2rem;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.15);
            animation: fadeIn 1s ease-out 2.2s both;
        }

        .version-highlight {
            background: linear-gradient(45deg, #4a90e2, #2c5aa0);
            color: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-weight: 600;
            display: inline-block;
            margin: 0 5px;
            animation: shimmer 2s infinite;
        }

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

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        @keyframes slideInUp {
            from {
                opacity: 0;
                transform: translateY(50px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes glow {
            from {
                text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.3), 0 0 20px rgba(74, 144, 226, 0.3);
            }
            to {
                text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.3), 0 0 30px rgba(74, 144, 226, 0.8);
            }
        }

        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }

        @keyframes bounce {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }

        @keyframes countUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes shimmer {
            0% { background-position: -200% 0; }
            100% { background-position: 200% 0; }
        }

        /* Плавающая кнопка внизу */
        .floating-button {
            position: fixed;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%) translateY(100px);
            background: linear-gradient(45deg, #4a90e2, #2c5aa0);
            color: white;
            padding: 18px 35px;
            border-radius: 50px;
            text-decoration: none;
            font-size: 1.3rem;
            font-weight: 600;
            box-shadow: 0 8px 25px rgba(74, 144, 226, 0.3);
            z-index: 500;
            opacity: 0;
            visibility: hidden;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .floating-button.show {
            transform: translateX(-50%) translateY(0);
            opacity: 1;
            visibility: visible;
        }

        .floating-button:hover {
            transform: translateX(-50%) translateY(-3px);
            box-shadow: 0 12px 35px rgba(74, 144, 226, 0.4);
            background: linear-gradient(45deg, #2c5aa0, #4a90e2);
        }

        /* Мобильная адаптация */
        @media (max-width: 768px) {
            .apps-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .app-card {
                padding: 25px 15px;
            }

            .app-icon {
                width: 70px;
                height: 70px;
            }

            .more-apps-btn {
                padding: 15px 30px;
                font-size: 1.1rem;
            }

            .logo {
                font-size: 3rem;
            }

            .tagline {
                font-size: 1.2rem;
            }

            .hero-section {
                padding: 60px 20px;
            }

            .features-section {
                grid-template-columns: 1fr;
                margin: 60px 0;
            }

            .feature-card {
                padding: 30px 20px;
            }

            .stats-section {
                padding: 40px 20px;
            }

            .about-text {
                padding: 30px 20px;
                font-size: 1.1rem;
            }

            .sidebar {
                width: 280px;
                left: -280px;
            }
        }

        @media (max-width: 480px) {
            .logo {
                font-size: 2.5rem;
                letter-spacing: 1px;
            }

            .tagline {
                font-size: 1rem;
            }

            .main-button {
                padding: 12px 30px;
                font-size: 1rem;
            }

            .stat-number {
                font-size: 2.5rem;
            }

            .floating-button {
                padding: 15px 30px;
                font-size: 1.1rem;
                bottom: 20px;
            }

            .sidebar {
                width: 260px;
                left: -260px;
            }

            .menu-item {
                padding: 12px 25px;
                font-size: 1rem;
            }
        }
    </style>
