:root {
            --bg-dark: #070510;
            --bg-panel: #110e24;
            --primary-pink: #ff2e93;
            --primary-purple: #9b30ff;
            --primary-cyan: #00f0ff;
            --text-white: #ffffff;
            --text-gray: #a3a1b8;
            --text-dark: #070510;
            --card-border: rgba(255, 46, 147, 0.2);
            --card-border-glow: rgba(0, 240, 255, 0.2);
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        /* Base styles */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Microsoft YaHei", sans-serif;
        }

        body {
            background-color: var(--bg-dark);
            color: var(--text-white);
            overflow-x: hidden;
            line-height: 1.6;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }

        /* Container */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        .section-padding {
            padding: 80px 0;
        }

        /* Title Helper */
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header h2 {
            font-size: 2.2rem;
            color: var(--text-white);
            position: relative;
            display: inline-block;
            margin-bottom: 15px;
            background: linear-gradient(135deg, var(--primary-pink), var(--primary-cyan));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .section-header p {
            color: var(--text-gray);
            font-size: 1rem;
            max-width: 600px;
            margin: 0 auto;
        }

        /* Glowing Scrollbar */
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg-dark);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--primary-pink);
            border-radius: 4px;
        }

        /* Header / Nav */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(7, 5, 16, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }

        .logo-area {
            display: flex;
            align-items: center;
        }

        .logo-area img {
            height: 40px;
            width: auto;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 20px;
        }

        .nav-menu a:hover {
            color: var(--primary-pink);
            text-shadow: 0 0 10px var(--primary-pink);
        }

        .nav-btn {
            background: linear-gradient(135deg, var(--primary-pink), var(--primary-purple));
            color: var(--text-white);
            padding: 8px 20px;
            border-radius: 20px;
            font-weight: bold;
            box-shadow: 0 0 15px rgba(255, 46, 147, 0.4);
        }

        .nav-btn:hover {
            transform: scale(1.05);
            box-shadow: 0 0 25px rgba(255, 46, 147, 0.6);
        }

        /* Burger Menu for Mobile */
        .burger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 5px;
        }

        .burger span {
            width: 25px;
            height: 3px;
            background-color: var(--text-white);
            transition: var(--transition);
        }

        /* Hero (No images allowed) */
        .hero {
            padding-top: 150px;
            padding-bottom: 100px;
            position: relative;
            background: radial-gradient(circle at 50% 50%, rgba(155, 48, 255, 0.15), transparent 60%);
            text-align: center;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
                              linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
            background-size: 40px 40px;
            z-index: -1;
        }

        .hero h1 {
            font-size: 3rem;
            line-height: 1.2;
            margin-bottom: 25px;
            font-weight: 800;
            background: linear-gradient(90deg, #ffffff, var(--primary-pink), var(--primary-cyan), #ffffff);
            background-size: 300%;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            animation: flowText 8s ease infinite;
        }

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

        .hero-desc {
            font-size: 1.2rem;
            color: var(--text-gray);
            max-width: 800px;
            margin: 0 auto 40px auto;
        }

        .hero-cta {
            display: flex;
            justify-content: center;
            gap: 20px;
        }

        .btn-main {
            background: linear-gradient(90deg, var(--primary-pink), var(--primary-purple));
            color: var(--text-white);
            padding: 15px 35px;
            border-radius: 30px;
            font-size: 1.1rem;
            font-weight: bold;
            box-shadow: 0 0 20px rgba(255, 46, 147, 0.5);
            transition: var(--transition);
        }

        .btn-main:hover {
            transform: translateY(-3px);
            box-shadow: 0 0 35px var(--primary-pink);
        }

        .btn-outline {
            border: 2px solid var(--primary-cyan);
            color: var(--primary-cyan);
            padding: 13px 33px;
            border-radius: 30px;
            font-size: 1.1rem;
            font-weight: bold;
            transition: var(--transition);
        }

        .btn-outline:hover {
            background: var(--primary-cyan);
            color: var(--bg-dark);
            box-shadow: 0 0 20px var(--primary-cyan);
            transform: translateY(-3px);
        }

        /* Data Badges */
        .data-badges {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 60px;
        }

        .data-card {
            background: var(--bg-panel);
            border: 1px solid var(--card-border);
            border-radius: 15px;
            padding: 25px;
            text-align: center;
            transition: var(--transition);
        }

        .data-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary-cyan);
            box-shadow: 0 5px 20px rgba(0, 240, 255, 0.15);
        }

        .data-card h3 {
            font-size: 2.2rem;
            color: var(--primary-pink);
            margin-bottom: 5px;
        }

        .data-card p {
            color: var(--text-gray);
            font-size: 0.9rem;
        }

        /* About Us Section */
        .about-section {
            background: linear-gradient(180deg, var(--bg-dark), #0f0a24);
        }

        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .about-content h3 {
            font-size: 1.8rem;
            color: var(--primary-cyan);
            margin-bottom: 20px;
        }

        .about-content p {
            color: var(--text-gray);
            margin-bottom: 20px;
            font-size: 1.05rem;
        }

        /* Tag Cloud style for AIGC models */
        .model-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 25px;
        }

        .model-tag {
            background: rgba(255, 46, 147, 0.1);
            border: 1px solid rgba(255, 46, 147, 0.3);
            color: var(--text-white);
            padding: 6px 12px;
            border-radius: 8px;
            font-size: 0.85rem;
            transition: var(--transition);
        }

        .model-tag:hover {
            background: var(--primary-pink);
            transform: scale(1.05);
        }

        /* Service Cards Grid */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .service-card {
            background: var(--bg-panel);
            border: 1px solid var(--card-border);
            border-radius: 15px;
            padding: 30px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(155, 48, 255, 0.1), transparent 50%);
            z-index: 1;
            pointer-events: none;
        }

        .service-card:hover {
            transform: translateY(-8px);
            border-color: var(--primary-cyan);
            box-shadow: 0 10px 25px rgba(0, 240, 255, 0.15);
        }

        .service-icon {
            font-size: 2.5rem;
            color: var(--primary-cyan);
            margin-bottom: 20px;
            position: relative;
            z-index: 2;
        }

        .service-card h3 {
            font-size: 1.4rem;
            margin-bottom: 15px;
            position: relative;
            z-index: 2;
        }

        .service-card p {
            color: var(--text-gray);
            font-size: 0.95rem;
            position: relative;
            z-index: 2;
        }

        /* Solutions Section */
        .solution-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .solution-card {
            background: rgba(20, 16, 38, 0.5);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 15px;
            padding: 30px;
            transition: var(--transition);
        }

        .solution-card:hover {
            background: var(--bg-panel);
            border-color: var(--primary-pink);
        }

        .solution-tag {
            color: var(--primary-pink);
            font-weight: bold;
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 10px;
            display: block;
        }

        .solution-card h3 {
            font-size: 1.3rem;
            margin-bottom: 15px;
        }

        .solution-card p {
            color: var(--text-gray);
            font-size: 0.9rem;
        }

        /* Service Network & Standardized Workflow Timeline */
        .network-section {
            background: #090615;
        }

        .timeline {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
        }

        .timeline::after {
            content: '';
            position: absolute;
            width: 2px;
            background: var(--primary-purple);
            top: 0;
            bottom: 0;
            left: 50%;
            margin-left: -1px;
        }

        .timeline-container {
            padding: 10px 40px;
            position: relative;
            background-color: inherit;
            width: 50%;
        }

        .timeline-container::after {
            content: '';
            position: absolute;
            width: 16px;
            height: 16px;
            right: -8px;
            background-color: var(--bg-dark);
            border: 4px solid var(--primary-pink);
            top: 15px;
            border-radius: 50%;
            z-index: 1;
        }

        .left-timeline {
            left: 0;
        }

        .right-timeline {
            left: 50%;
        }

        .right-timeline::after {
            left: -8px;
        }

        .timeline-content {
            padding: 20px;
            background: var(--bg-panel);
            position: relative;
            border-radius: 12px;
            border: 1px solid var(--card-border);
        }

        /* Technology Standards & Comparison Table */
        .comparison-table-wrapper {
            overflow-x: auto;
            margin-top: 30px;
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 600px;
        }

        .comparison-table th, .comparison-table td {
            padding: 15px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .comparison-table th {
            background-color: rgba(255, 46, 147, 0.1);
            color: var(--primary-pink);
            font-weight: bold;
        }

        .comparison-table tr:hover {
            background-color: rgba(255, 255, 255, 0.02);
        }

        .badge-star {
            color: #ffe600;
            font-weight: bold;
            font-size: 1.1rem;
        }

        /* Case Studies Grid (Includes promotional images) */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .case-card {
            background: var(--bg-panel);
            border-radius: 15px;
            overflow: hidden;
            border: 1px solid var(--card-border);
            transition: var(--transition);
        }

        .case-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(255, 46, 147, 0.15);
        }

        .case-img-container {
            width: 100%;
            height: 200px;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .case-img-container img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .case-card:hover .case-img-container img {
            transform: scale(1.05);
        }

        .case-info {
            padding: 20px;
        }

        .case-info h4 {
            font-size: 1.1rem;
            margin-bottom: 10px;
        }

        .case-info p {
            color: var(--text-gray);
            font-size: 0.85rem;
        }

        /* Interactive Dynamic Pricing Section */
        .pricing-section {
            background: #090615;
        }

        .price-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .price-card {
            background: var(--bg-panel);
            border: 1px solid var(--card-border);
            border-radius: 15px;
            padding: 40px 30px;
            text-align: center;
            position: relative;
            transition: var(--transition);
        }

        .price-card.popular {
            border-color: var(--primary-cyan);
            box-shadow: 0 0 25px rgba(0, 240, 255, 0.2);
            transform: scale(1.05);
        }

        .price-card.popular::after {
            content: '推荐合作伙伴';
            position: absolute;
            top: 15px;
            right: 15px;
            background: var(--primary-cyan);
            color: var(--bg-dark);
            font-size: 0.75rem;
            font-weight: bold;
            padding: 4px 10px;
            border-radius: 20px;
        }

        .price-card h4 {
            font-size: 1.4rem;
            margin-bottom: 15px;
        }

        .price-num {
            font-size: 2.5rem;
            color: var(--text-white);
            margin-bottom: 20px;
            font-weight: 800;
        }

        .price-num span {
            font-size: 1rem;
            color: var(--text-gray);
        }

        .price-list {
            list-style: none;
            text-align: left;
            margin-bottom: 30px;
        }

        .price-list li {
            margin-bottom: 12px;
            color: var(--text-gray);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .price-list li::before {
            content: '✓';
            color: var(--primary-cyan);
            font-weight: bold;
        }

        /* Certifications & Trainings */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .training-card {
            background: linear-gradient(135deg, var(--bg-panel), rgba(155, 48, 255, 0.1));
            border: 1px solid var(--card-border);
            border-radius: 12px;
            padding: 25px;
            transition: var(--transition);
        }

        .training-card:hover {
            border-color: var(--primary-pink);
            transform: translateY(-5px);
        }

        .training-card h4 {
            font-size: 1.15rem;
            color: var(--primary-cyan);
            margin-bottom: 10px;
        }

        .training-card p {
            color: var(--text-gray);
            font-size: 0.9rem;
        }

        /* FAQ Accordion */
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            padding: 15px 0;
        }

        .faq-question {
            font-size: 1.1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            font-weight: bold;
            transition: var(--transition);
        }

        .faq-question:hover {
            color: var(--primary-pink);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            color: var(--text-gray);
            font-size: 0.95rem;
        }

        .faq-answer p {
            padding: 10px 0;
        }

        .faq-icon::before {
            content: '+';
            font-size: 1.2rem;
            display: inline-block;
            transition: transform 0.3s;
        }

        .faq-item.active .faq-icon::before {
            content: '-';
            transform: rotate(90deg);
        }

        .faq-item.active .faq-answer {
            max-height: 200px;
        }

        /* Troubleshooting Tools & Encyclopedia */
        .tech-box {
            background: var(--bg-panel);
            border: 1px solid var(--card-border);
            border-radius: 15px;
            padding: 30px;
            margin-top: 30px;
        }

        .diagnostic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 20px;
        }

        .diagnostic-card {
            background: rgba(7, 5, 16, 0.6);
            padding: 15px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.05);
            cursor: pointer;
            transition: var(--transition);
        }

        .diagnostic-card:hover {
            border-color: var(--primary-cyan);
            background: rgba(0, 240, 255, 0.05);
        }

        .encyclopedia-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 20px;
        }

        .encyclopedia-item {
            background: rgba(255, 255, 255, 0.02);
            padding: 15px;
            border-radius: 8px;
            border-left: 3px solid var(--primary-pink);
        }

        .encyclopedia-item h5 {
            color: var(--primary-pink);
            margin-bottom: 5px;
            font-size: 0.95rem;
        }

        .encyclopedia-item p {
            font-size: 0.8rem;
            color: var(--text-gray);
        }

        /* Testimonials (6 items) */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .testimonial-card {
            background: var(--bg-panel);
            border: 1px solid var(--card-border);
            border-radius: 12px;
            padding: 25px;
            position: relative;
        }

        .testimonial-card::before {
            content: '“';
            position: absolute;
            top: 10px;
            right: 20px;
            font-size: 3rem;
            color: rgba(255, 46, 147, 0.15);
            font-family: Georgia, serif;
        }

        .testimonial-text {
            color: var(--text-gray);
            font-size: 0.9rem;
            margin-bottom: 20px;
            position: relative;
            z-index: 2;
        }

        .testimonial-user {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .user-avatar {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: var(--primary-purple);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.1rem;
            color: var(--text-white);
        }

        .user-info h5 {
            font-size: 0.9rem;
            margin-bottom: 2px;
        }

        .user-info p {
            font-size: 0.75rem;
            color: var(--primary-cyan);
        }

        /* Articles Section */
        .articles-wrapper {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .article-card {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 20px;
            border-radius: 8px;
            transition: var(--transition);
        }

        .article-card:hover {
            border-color: var(--primary-pink);
            background: var(--bg-panel);
        }

        .article-card a {
            color: var(--primary-cyan);
            font-size: 0.85rem;
            display: inline-block;
            margin-top: 15px;
        }

        /* Lead Gen Form Section */
        .form-section {
            background: radial-gradient(circle at 10% 20%, rgba(255, 46, 147, 0.08), transparent 40%);
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .contact-details h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--primary-pink);
        }

        .contact-details p {
            color: var(--text-gray);
            margin-bottom: 30px;
        }

        .info-list {
            list-style: none;
        }

        .info-list li {
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 15px;
            color: var(--text-white);
        }

        .info-list i {
            color: var(--primary-cyan);
            font-size: 1.2rem;
        }

        .web-form {
            background: var(--bg-panel);
            border: 1px solid var(--card-border);
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-size: 0.9rem;
            color: var(--text-gray);
        }

        .form-control {
            width: 100%;
            padding: 12px 15px;
            background: rgba(7, 5, 16, 0.8);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 8px;
            color: var(--text-white);
            font-size: 0.95rem;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary-cyan);
            box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
        }

        .form-btn {
            width: 100%;
            background: linear-gradient(90deg, var(--primary-pink), var(--primary-purple));
            color: var(--text-white);
            border: none;
            padding: 14px;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: bold;
            cursor: pointer;
            transition: var(--transition);
        }

        .form-btn:hover {
            box-shadow: 0 0 20px var(--primary-pink);
            transform: translateY(-2px);
        }

        /* Qr Codes Section (Agency & Franchise) */
        .agency-section {
            background: #090615;
            text-align: center;
        }

        .qr-grid {
            display: flex;
            justify-content: center;
            gap: 60px;
            flex-wrap: wrap;
            margin-top: 40px;
        }

        .qr-card {
            background: var(--bg-panel);
            border: 1px solid var(--card-border);
            border-radius: 12px;
            padding: 30px;
            max-width: 250px;
            text-align: center;
        }

        .qr-img-wrapper {
            background: #ffffff;
            padding: 10px;
            border-radius: 8px;
            display: inline-block;
            margin-bottom: 15px;
        }

        .qr-img-wrapper img {
            width: 150px;
            height: 150px;
            display: block;
        }

        /* Float Customer Service */
        .float-service {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            background: linear-gradient(135deg, var(--primary-pink), var(--primary-purple));
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 0 20px rgba(255, 46, 147, 0.6);
            transition: var(--transition);
        }

        .float-service:hover {
            transform: scale(1.1);
        }

        .float-service svg {
            width: 24px;
            height: 24px;
            fill: #fff;
        }

        .float-qr-popup {
            position: absolute;
            bottom: 60px;
            right: 0;
            background: var(--bg-panel);
            border: 1px solid var(--card-border);
            padding: 15px;
            border-radius: 8px;
            text-align: center;
            display: none;
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.5);
            width: 160px;
        }

        .float-qr-popup img {
            width: 130px;
            height: 130px;
            margin-bottom: 8px;
        }

        .float-qr-popup p {
            font-size: 0.75rem;
            color: var(--text-gray);
        }

        .float-service:hover .float-qr-popup {
            display: block;
        }

        /* Footer */
        footer {
            background: #05030b;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 50px 0 20px 0;
            font-size: 0.9rem;
            color: var(--text-gray);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo img {
            height: 35px;
            margin-bottom: 15px;
        }

        .footer-title {
            color: var(--text-white);
            font-weight: bold;
            margin-bottom: 20px;
            font-size: 1rem;
        }

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

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

        .footer-links a:hover {
            color: var(--primary-pink);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
        }

        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            font-size: 0.8rem;
        }

        .friend-links a {
            color: var(--text-gray);
        }

        .friend-links a:hover {
            color: var(--primary-cyan);
        }

        /* Responsive */
        @media (max-width: 992px) {
            .hero h1 {
                font-size: 2.2rem;
            }
            .data-badges {
                grid-template-columns: repeat(2, 1fr);
            }
            .about-grid, .form-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .service-grid, .solution-grid, .case-grid, .price-grid, .training-grid, .testimonial-grid, .articles-wrapper {
                grid-template-columns: 1fr 1fr;
            }
            .encyclopedia-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 70px);
                background: var(--bg-dark);
                flex-direction: column;
                padding: 40px 20px;
                transition: var(--transition);
            }

            .nav-menu.active {
                left: 0;
            }

            .burger {
                display: flex;
            }

            .service-grid, .solution-grid, .case-grid, .price-grid, .training-grid, .testimonial-grid, .articles-wrapper, .encyclopedia-grid {
                grid-template-columns: 1fr;
            }

            .timeline::after {
                left: 31px;
            }

            .timeline-container {
                width: 100%;
                padding-left: 70px;
                padding-right: 25px;
            }

            .timeline-container::after {
                left: 23px;
            }

            .right-timeline {
                left: 0%;
            }

            .footer-grid {
                grid-template-columns: 1fr;
            }
        }