:root {
            --primary: #6c5ce7;
            --primary-dark: #5649c0;
            --accent: #00cec9;
            --dark: #131614;
            --darker: #09090c;
            --light: #f8f9fa;
            --gray: #2d3436;
            --light-gray: #636e72;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            background-color: var(--dark);
            color: var(--light);
            line-height: 1.7;
        }

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

        /* Header */
        header {
            background-color: #131614;
            backdrop-filter: blur(10px);
            padding: 20px 0;
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;

            transition: all 0.3s ease;
        }

        header.scrolled {
            padding: 15px 0;
        }

        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 24px;
            font-weight: 700;
            display: flex;
            align-items: center;
            color: var(--light);
        }

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

        .nav-links {
            display: flex;
            list-style: none;
        }

        .nav-links li {
            margin-left: 30px;
        }

        .nav-links a {
            color: var(--light);
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
            opacity: 0.8;
        }

        .nav-links a:hover {
            color: #3a423d;
            opacity: 1;
        }

        .btn {
            display: inline-block;
            background-color: var(--primary);
            color: white;
            padding: 12px 30px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
            font-size: 16px;
        }

        .btn:hover {
            background-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 10px 20px #3d5444;
        }

        .btn-outline {
            background-color: #3d5444;
            color: var(--dark);
        }

        .btn-outline:hover {
            background-color: #3d5444;
            box-shadow: #3d5444;
        }

        .btn-accent {
            background-color: #87918b;
            color: var(--dark);
        }

        .btn-accent:hover {
            background-color: #87918b;
            box-shadow: 0 10px 20px #87918b;
        }

        /* Hero Section */

        /*.hero::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, #0d120f 0%, transparent 70%);
            z-index: 0;
            animation: pulse 15s infinite alternate;
        }*/

        @keyframes pulse {
            0% {
                transform: translate(0, 0);
            }
            50% {
                transform: translate(25%, 25%);
            }
            100% {
                transform: translate(0, 0);
            }
        }

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

        .hero h1 {
            font-size: 52px;
            margin-bottom: 20px;
            font-weight: 800;
            background: linear-gradient(to right, #fff, #aaa);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            animation: fadeInUp 1s ease;
        }

        .hero p {
            font-size: 20px;
            max-width: 700px;
            margin: 0 auto 40px;
            opacity: 0.9;
            color: var(--light-gray);
            animation: fadeInUp 1s ease 0.2s both;
        }

        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 60px;
            animation: fadeInUp 1s ease 0.4s both;
        }

        .hero-image {
            margin-top: 60px;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
            transition: all 0.5s ease;
            border: 1px solid rgba(255, 255, 255, 0.1);
            position: relative;
            z-index: 1;
            animation: fadeInUp 1s ease 0.6s both;
        }

        .hero-image:hover {
            transform: scale(1.02);
            box-shadow: 0 40px 80px rgba(0, 0, 0, 0.6);
        }

        .hero-image img {
            width: 100%;
            display: block;
        }

        /* Features */
        .features {
            padding: 100px 0;
            background-color: #131614;
        }

        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-title h2 {
            font-size: 36px;
            color: var(--light);
            margin-bottom: 15px;
        }

        .section-title p {
            color: var(--light-gray);
            max-width: 700px;
            margin: 0 auto;
        }

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

        .feature-card {
            background-color: #28302c;
            padding: 40px 30px;
            border-radius: 15px;
            transition: all 0.3s ease;

            opacity: 0;
            transform: translateY(30px);
        }

        .feature-card.animated {
            opacity: 1;
            transform: translateY(0);
        }

        .feature-card:hover {
            transform: translateY(-10px) scale(1.03);
            background-color: #151a17;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
            border-color: rgba(108, 92, 231, 0.3);
        }

        .feature-icon {
            font-size: 40px;
            color: white;
            margin-bottom: 20px;
            transition: all 0.3s ease;
        }

        .feature-card:hover  {
            transform: scale(1.2) rotate(10deg);
        }

        .feature-card h3 {
            font-size: 22px;
            margin-bottom: 15px;
            color: var(--light);
        }

        .feature-card p {
            color: var(--light-gray);
        }

        /* Installation */


        .steps-container {
            max-width: 900px;
            margin: 0 auto;
            position: relative;
        }

        .steps-nav {
            display: flex;
            justify-content: center;
            margin-bottom: 40px;
            position: relative;
            z-index: 2;
        }

        .step-nav-item {
            width: 50px;
            height: 50px;
            background-color: #212623;
            color: var(--light-gray);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 20px;
            margin: 0 15px;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
            border: 2px solid transparent;
        }

        .step-nav-item.active {
            background-color: #2d2e2d;
            color: white;
            transform: scale(1.1);
            border-color: #516158;
        }

        .step-nav-item.completed {
            background-color: #516158;
            color: var(--dark);
        }

        .step-nav-item::after {
            content: '';
            position: absolute;
            width: 30px;
            height: 2px;
            background-color: #516158;
            right: -30px;
            top: 50%;
            transform: translateY(-50%);
        }

        .step-nav-item:last-child::after {
            display: none;
        }

        .step-nav-item.completed::after {
            background-color: #516158;
        }

        .steps-content {
            position: relative;
            height: 400px;
            overflow: hidden;
        }

        .step {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            padding: 40px;
            background-color: #131614;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            opacity: 0;
            transform: translateX(50px);
            transition: all 0.5s ease;
            z-index: 1;
        }

        .step.active {
            opacity: 1;
            transform: translateX(0);
            z-index: 2;
        }

        .step.completed {
            transform: translateX(-50px);
        }

        .step-header {
            display: flex;
            align-items: center;
            margin-bottom: 30px;
        }

        .step-number {
            width: 60px;
            height: 60px;
            background-color: #3a423d;
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 24px;
            margin-right: 20px;
            flex-shrink: 0;
        }

        .step.completed .step-number {
            background-color: #131614;
            color: var(--dark);
        }

        .step-title {
            font-size: 24px;
            color: var(--light);
        }

        .step-description {
            color: var(--light-gray);
            margin-bottom: 25px;
        }

        .code-block {
            background-color: var(--darker);
            padding: 15px;
            border-radius: 8px;
            font-family: 'Courier New', Courier, monospace;
            color: var(--accent);
            overflow-x: auto;
            border: 1px solid rgba(255, 255, 255, 0.1);
            margin-bottom: 20px;
            position: relative;
        }

        .code-block::before {
            content: 'Код для копирования';
            position: absolute;
            top: -10px;
            left: 15px;
            background-color: var(--darker);
            padding: 0 10px;
            font-size: 12px;
            color: var(--light-gray);
        }

        .step-actions {
            display: flex;
            justify-content: space-between;
            margin-top: 30px;
        }

        .step-btn {
            padding: 10px 25px;
            border-radius: 8px;
            border: none;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s ease;
            text-decoration: none;
        }

        .step-btn.next {
            background-color: #3a423d;
            color: white;
        }

        .step-btn.next:hover {
            background-color: #212623;
        }

        .step-btn.prev {
            background-color: transparent;
            color: var(--light-gray);
            border: 1px solid var(--light-gray);
        }

        .step-btn.prev:hover {
            color: var(--light);
            border-color: var(--light);
        }

        /* Screenshots */
        .screenshots {
            padding: 100px 0;
            background-color: #131614;
        }

        .screenshots-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin-top: 40px;
        }

        .screenshot {
            border-radius: 10px;
            width: 100%;
            height: 100%;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
            transition: all 0.3s ease;
            opacity: 0;
            transform: translateY(30px);
        }

        .screenshot.animated {
            opacity: 1;
            transform: translateY(0);
        }

        .screenshot:hover {
            transform: translateY(-5px) scale(1.03);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
        }

        .screenshot img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* CTA */
        .cta {
            padding: 100px 0;
            background-color: #131614;
            color: white;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path fill="rgba(255,255,255,0.05)" d="M0,0 L100,0 L100,100 L0,100 Z"></path></svg>');
            background-size: 30px 30px;
            opacity: 0.3;
        }

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

        .cta h2 {
            font-size: 36px;
            margin-bottom: 20px;
        }

        .cta p {
            max-width: 700px;
            margin: 0 auto 40px;
            opacity: 0.9;
            font-size: 18px;
        }

        /* Footer */
        footer {
            background-color: #131614;
            color: white;
            padding: 60px 0 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

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

        .footer-col h3 {
            font-size: 18px;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
            color: var(--light);
        }

        .footer-col h3::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 40px;
            height: 2px;
            background-color: var(--accent);
        }

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

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

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

        .footer-links a:hover {
            color: var(--accent);
            padding-left: 5px;
        }

        .social-links {
            display: flex;
            gap: 15px;
        }

        .social-links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            color: white;
            transition: all 0.3s ease;
        }

        .social-links a:hover {
            background-color: var(--accent);
            transform: translateY(-3px);
            color: var(--dark);
        }

        .copyright {
            text-align: center;
            background-color: #131614;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--light-gray);
            font-size: 14px;
        }

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

        .menu-toggle {
            display: none; /* Скрываем чекбокс */
        }

        .menu-button {
            font-size: 24px;
            cursor: pointer;
            display: none; /* По умолчанию скрываем на десктопе */
        }




                /* Мобильная версия */
        @media (max-width: 768px) {
            .menu-button {
                display: block;
            }

            .nav-links {
                position: fixed;
                top: 0;
                right: -50%;
                width: 50%;
                height: 100vh;
                background-color: rgba(19, 22, 20, 0.98);
                flex-direction: column;
                justify-content: flex-start;
                padding-top: 80px;
                align-items: center;
                margin: 0;
                box-shadow: -5px 0 15px rgba(0, 0, 0, 0.2);
            }

            .menu-toggle:checked ~ .nav-links {
                transform: translateX(-100%);
            }

            .nav-links li {
                margin: 20px 0;
                opacity: 0;


                margin-left: 0;
            }

            .menu-toggle:checked ~ .nav-links li {
                opacity: 1;

            }



            .nav-links a {
                font-size: 1.2rem;
                padding: 10px 20px;
            }

            /* Оверлей при открытом меню */
            .nav-overlay {
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                background: rgba(0, 0, 0, 0.5);
                opacity: 0;
                visibility: hidden;
                transition: all 0.3s ease;
                z-index: 999;
            }

            .menu-toggle:checked ~ .nav-overlay {
                opacity: 1;
                visibility: visible;
            }

            .menu-button {
                display: block; /* Показываем кнопку на мобильных */
            }

            .menu-toggle:checked ~ .nav-links {
                display: flex; /* Показываем меню при нажатии */
            }
        }

        /* Анимация скролла */
        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Responsive */@media (max-width: 768px) {






            .hero h1 {
                font-size: 36px;
            }

            .hero p {
                font-size: 18px;
            }

            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }

            .section-title h2 {
                font-size: 30px;
            }

            .steps-nav {
                flex-wrap: wrap;
            }

            .step-nav-item {
                margin: 5px;
            }

            .steps-content {
                height:650px;
            }

            .step-nav-item::after {
                display: none;
            }

            .step {
                padding: 30px 20px;
            }

            .step-header {
                flex-direction: column;
                text-align: center;
            }

            .step-number {
                margin-right: 0;
                margin-bottom: 15px;
            }

            .step-actions {
                flex-direction: column-reverse;
                gap: 10px;
            }

            .step-btn {
                width: 100%;
            }
        }

      .online-bu {
          animation: shadow_green 4s infinite alternate;
      }

      @keyframes shadow_green {
        from {
            box-shadow: 0 0 5px 2px #3e7e37;
        }
        to {
            box-shadow: 0 0 90px 40px #3e7e37;
        }
      }








      footer {
        background: #131614;
        color: #b0b0b0;
        padding: 2.5rem 0 1.5rem;
        border-top: 1px solid #2a2a2a;
      }

        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1.5rem 3rem;
            margin-bottom: 2rem;
        }

        .footer-links a {
            color: #b0b0b0;
            text-decoration: none;
            font-size: 0.95rem;
            transition: all 0.3s ease;
            position: relative;
            display: inline-flex;
            align-items: center;
        }

        .footer-links a:hover {
            color: #ffffff;
        }

        .footer-links a::after {
            content: '';
            position: absolute;
            bottom: -3px;
            left: 0;
            width: 0;
            height: 1px;
            background: #516158;
            transition: width 0.3s ease;
        }

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

        .footer-links a i {
            margin-right: 8px;
            font-size: 1.1rem;
        }

        .footer-social {
            display: flex;
            gap: 1.5rem;
            margin-bottom: 2rem;
        }

        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: #2a2a2a;
            color: #e0e0e0;
            text-decoration: none;
            transition: all 0.3s ease;
        }

        .footer-social a:hover {
            background: #516158;
            color: white;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px #516158;
        }

        .footer-social a i {
            font-size: 1.2rem;
        }

        .footer-copyright {
            text-align: center;
            font-size: 0.85rem;
            color: #707070;
            padding-top: 1.5rem;
            border-top: 1px solid #2a2a2a;
            width: 100%;
        }

        @media (max-width: 600px) {
            .footer-links {
                flex-direction: column;
                align-items: center;
                gap: 1rem;
            }

            .footer-social {
                gap: 1rem;
            }
        }





.news-slider {
    max-width: 1220px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
}

.slider-title {
    text-align: center;
    color: #333;
    margin-bottom: 30px;
}

.slider-container {
    overflow: hidden;
    position: relative;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);


}

.slider-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.news-card {
    min-width: calc(33.333% - 20px);
    margin: 10px;
    background: #28302c;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;

    transform: translateY(50px);
    opacity: 0;
    transition: transform 0.6s ease-out, opacity 0.6s ease-out;
}


.news-card.visible {
    transform: translateY(0);
    opacity: 1;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.news-card img {
    width: 100%;
    height: 210px;
    display: block;
    object-fit: cover;
}


.news-content {
    padding: 15px;
}

.news-content h3 {
    margin: 0 0 10px;
    font-size: 1.2em;
    font-weight: 600;
    color: white;
    text-align:left;
}

.news-content p {
    color: #7f8c8d;
    font-size: 0.9em;
    margin: 0 0 15px;
    text-align: left;
}

.read-more {
    display: inline-block;
    padding: 8px 15px;
    background: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-size: 0.9em;
    transition: background 0.3s;
}

.read-more:hover {
    background: #2980b9;
}

.slider-nav {
    text-align: center;
    margin-top: 20px;
}

.slider-nav button {
    background: #3a423d;
    color: white;
    border: none;
    padding: 10px 20px;
    margin: 0 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1em;
    transition: background 0.3s;
}

.slider-nav button:hover {
    background: #212623;
}

/* Адаптивность */
@media (max-width: 768px) {
    .news-card {
        min-width: calc(50% - 20px);
    }
}

@media (max-width: 480px) {
    .news-card {
        min-width: calc(100% - 20px);
    }
}

.new-btn {
    padding: 3px 15px;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    background-color: #3d5444;
    color: white;
}