/* CSS Reset & Variable Definitions */
        :root {
            --primary-color: #ff2a74; /* 桃红 */
            --primary-hover: #e01b5d;
            --primary-light: #fff0f4;
            --secondary-color: #7b1fa2; /* 艳丽紫 */
            --dark-color: #1a0f12; /* 深色 */
            --body-color: #2c1d21;
            --light-bg: #fcf9fa;
            --white: #ffffff;
            --gray-100: #f5f0f2;
            --gray-200: #ebdcdb;
            --gray-600: #887477;
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --box-shadow: 0 10px 30px rgba(255, 42, 116, 0.08);
            --border-radius: 12px;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: var(--light-bg);
            color: var(--body-color);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* Common Container */
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Typography */
        h1, h2, h3, h4 {
            color: var(--dark-color);
            font-weight: 700;
            line-height: 1.3;
        }

        h2 {
            font-size: 2.2rem;
            text-align: center;
            margin-bottom: 16px;
            position: relative;
        }

        h2::after {
            content: '';
            display: block;
            width: 50px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            margin: 12px auto 0;
            border-radius: 2px;
        }

        .section-desc {
            text-align: center;
            color: var(--gray-600);
            max-width: 700px;
            margin: 0 auto 50px;
            font-size: 1.1rem;
        }

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

        ul {
            list-style: none;
        }

        /* Header Navigation */
        .header-nav {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--primary-light);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
        }

        .nav-wrapper {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 80px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .ai-page-logo {
            height: 45px;
            width: auto;
        }

        .logo-text {
            font-size: 1.4rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .nav-menu {
            display: flex;
            align-items: center;
        }

        .nav-item {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--body-color);
            padding: 8px 12px;
            border-radius: 6px;
        }

        .nav-item:hover {
            color: var(--primary-color);
            background-color: var(--primary-light);
        }

        .nav-btn {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: var(--white) !important;
            padding: 10px 20px;
            border-radius: 30px;
            font-weight: 600;
            box-shadow: 0 4px 15px rgba(255, 42, 116, 0.3);
        }

        .nav-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 42, 116, 0.4);
        }

        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 6px;
            background: none;
            border: none;
            cursor: pointer;
        }

        .menu-toggle span {
            display: block;
            width: 25px;
            height: 3px;
            background-color: var(--primary-color);
            border-radius: 2px;
            transition: var(--transition-smooth);
        }

        /* Section Layout Common */
        section {
            padding: 90px 0;
            border-bottom: 1px solid var(--gray-100);
        }

        /* Hero Section (No Image!) */
        .hero-section {
            background: radial-gradient(circle at 80% 20%, rgba(255, 42, 116, 0.08) 0%, rgba(123, 31, 162, 0.05) 50%, rgba(255, 255, 255, 1) 100%);
            padding: 120px 0 100px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            background-color: var(--primary-light);
            color: var(--primary-color);
            padding: 8px 16px;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 24px;
            border: 1px solid rgba(255, 42, 116, 0.2);
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.03); }
            100% { transform: scale(1); }
        }

        .hero-title {
            font-size: 3rem;
            max-width: 900px;
            margin: 0 auto 24px;
            background: linear-gradient(135deg, var(--dark-color) 30%, var(--primary-color) 70%, var(--secondary-color) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            font-weight: 900;
        }

        .hero-desc {
            font-size: 1.25rem;
            color: var(--gray-600);
            max-width: 800px;
            margin: 0 auto 40px;
        }

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

        .btn-primary {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: var(--white);
            padding: 16px 36px;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 700;
            box-shadow: 0 8px 25px rgba(255, 42, 116, 0.35);
            border: none;
            cursor: pointer;
            transition: var(--transition-smooth);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(255, 42, 116, 0.45);
        }

        .btn-outline {
            background-color: var(--white);
            color: var(--primary-color);
            border: 2px solid var(--primary-color);
            padding: 14px 34px;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 700;
            transition: var(--transition-smooth);
        }

        .btn-outline:hover {
            background-color: var(--primary-light);
            transform: translateY(-3px);
        }

        /* Data Metrics Cards */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 50px;
        }

        .metric-card {
            background-color: var(--white);
            border-radius: var(--border-radius);
            padding: 30px 20px;
            text-align: center;
            box-shadow: var(--box-shadow);
            border-top: 4px solid var(--primary-color);
            transition: var(--transition-smooth);
        }

        .metric-card:hover {
            transform: translateY(-5px);
        }

        .metric-num {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary-color);
            margin-bottom: 8px;
        }

        .metric-label {
            font-size: 0.95rem;
            color: var(--gray-600);
            font-weight: 600;
        }

        /* About Us & Platform Intro */
        .about-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

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

        .about-text p {
            margin-bottom: 20px;
            color: var(--gray-600);
            font-size: 1.05rem;
        }

        .feature-bullets {
            margin-top: 30px;
        }

        .bullet-item {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 15px;
            font-size: 1rem;
            font-weight: 600;
        }

        .bullet-icon {
            color: var(--primary-color);
            font-size: 1.2rem;
        }

        /* Platform Grid - 30+ models */
        .platform-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 16px;
            margin-top: 40px;
        }

        .platform-tag {
            background-color: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 8px;
            padding: 12px;
            text-align: center;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--dark-color);
            transition: var(--transition-smooth);
        }

        .platform-tag:hover {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: var(--white);
            border-color: transparent;
            transform: translateY(-2px);
        }

        /* Capabilities & Solutions Cards */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .service-card {
            background-color: var(--white);
            border-radius: var(--border-radius);
            padding: 40px 30px;
            box-shadow: var(--box-shadow);
            border: 1px solid rgba(255, 42, 116, 0.05);
            transition: var(--transition-smooth);
        }

        .service-card:hover {
            transform: translateY(-8px);
            border-color: var(--primary-color);
        }

        .service-icon {
            font-size: 2.5rem;
            margin-bottom: 24px;
            display: inline-block;
        }

        .service-card h3 {
            font-size: 1.4rem;
            margin-bottom: 16px;
        }

        .service-card p {
            color: var(--gray-600);
            font-size: 0.95rem;
        }

        /* Process Steps */
        .process-steps {
            display: flex;
            justify-content: space-between;
            position: relative;
            margin-top: 50px;
            gap: 20px;
        }

        .process-steps::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 50px;
            right: 50px;
            height: 4px;
            background-color: var(--primary-light);
            z-index: 1;
        }

        .step-item {
            flex: 1;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .step-num {
            width: 80px;
            height: 80px;
            background-color: var(--white);
            border: 4px solid var(--primary-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary-color);
            margin: 0 auto 20px;
            box-shadow: var(--box-shadow);
            transition: var(--transition-smooth);
        }

        .step-item:hover .step-num {
            background-color: var(--primary-color);
            color: var(--white);
            transform: scale(1.1);
        }

        .step-item h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
        }

        .step-item p {
            font-size: 0.9rem;
            color: var(--gray-600);
        }

        /* Evaluation Section (Stars & Score) */
        .evaluation-box {
            background: linear-gradient(135deg, var(--white), var(--primary-light));
            border-radius: var(--border-radius);
            padding: 40px;
            box-shadow: var(--box-shadow);
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 50px;
            border: 2px solid var(--primary-color);
        }

        .eval-rating {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .stars-container {
            font-size: 2.2rem;
            color: #ffb400;
        }

        .score-num {
            font-size: 4rem;
            font-weight: 900;
            color: var(--primary-color);
            line-height: 1;
        }

        .score-label {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--dark-color);
        }

        /* Comparison Table */
        .table-responsive {
            width: 100%;
            overflow-x: auto;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            background-color: var(--white);
        }

        table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 800px;
        }

        th, td {
            padding: 18px 24px;
            border-bottom: 1px solid var(--gray-100);
        }

        th {
            background-color: var(--primary-light);
            color: var(--dark-color);
            font-weight: 700;
        }

        tr:last-child td {
            border-bottom: none;
        }

        .highlight-col {
            background-color: rgba(255, 42, 116, 0.03);
            font-weight: 600;
        }

        .badge-success {
            background-color: rgba(40, 167, 69, 0.1);
            color: #28a745;
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 0.85rem;
        }

        .badge-danger {
            background-color: rgba(220, 53, 69, 0.1);
            color: #dc3545;
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 0.85rem;
        }

        /* Token Price Table */
        .token-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        /* Cases & Gallery */
        .case-gallery {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 24px;
            margin-top: 40px;
        }

        .case-card {
            background-color: var(--white);
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--box-shadow);
            transition: var(--transition-smooth);
        }

        .case-card:hover {
            transform: translateY(-5px);
        }

        .case-img-wrap {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
            background-color: var(--gray-100);
        }

        .case-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .case-content {
            padding: 24px;
        }

        .case-tag {
            display: inline-block;
            background-color: var(--primary-light);
            color: var(--primary-color);
            padding: 4px 12px;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .case-content h3 {
            font-size: 1.2rem;
            margin-bottom: 8px;
        }

        .case-content p {
            color: var(--gray-600);
            font-size: 0.9rem;
        }

        /* Form Styling */
        .form-section {
            background: linear-gradient(135deg, var(--primary-light), rgba(123, 31, 162, 0.05));
        }

        .form-container {
            max-width: 800px;
            margin: 0 auto;
            background-color: var(--white);
            padding: 50px;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
        }

        .form-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-bottom: 24px;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .form-group.full-width {
            grid-column: span 2;
        }

        label {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--dark-color);
        }

        input, select, textarea {
            padding: 12px 16px;
            border: 1px solid var(--gray-200);
            border-radius: 8px;
            font-size: 1rem;
            background-color: var(--light-bg);
            transition: var(--transition-smooth);
        }

        input:focus, select:focus, textarea:focus {
            outline: none;
            border-color: var(--primary-color);
            background-color: var(--white);
            box-shadow: 0 0 0 4px rgba(255, 42, 116, 0.1);
        }

        .form-submit-btn {
            width: 100%;
            padding: 16px;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: var(--white);
            border: none;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 700;
            cursor: pointer;
            box-shadow: 0 8px 25px rgba(255, 42, 116, 0.25);
            transition: var(--transition-smooth);
        }

        .form-submit-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(255, 42, 116, 0.35);
        }

        /* FAQ Section (Accordion) */
        .faq-accordion {
            max-width: 900px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background-color: var(--white);
            border-radius: var(--border-radius);
            border: 1px solid var(--gray-100);
            box-shadow: var(--box-shadow);
            overflow: hidden;
            transition: var(--transition-smooth);
        }

        .faq-header {
            padding: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            user-select: none;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--dark-color);
            transition: var(--transition-smooth);
        }

        .faq-header:hover {
            background-color: var(--primary-light);
            color: var(--primary-color);
        }

        .faq-icon {
            font-size: 1.4rem;
            font-weight: 400;
            color: var(--primary-color);
            transition: var(--transition-smooth);
        }

        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background-color: var(--white);
        }

        .faq-content {
            padding: 0 24px 24px;
            color: var(--gray-600);
            line-height: 1.7;
        }

        .faq-item.active .faq-body {
            max-height: 300px;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }

        /* Testimonials */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 40px;
        }

        .review-card {
            background-color: var(--white);
            border-radius: var(--border-radius);
            padding: 30px;
            box-shadow: var(--box-shadow);
            border-bottom: 4px solid var(--primary-light);
            transition: var(--transition-smooth);
        }

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

        .review-text {
            font-style: italic;
            color: var(--gray-600);
            margin-bottom: 20px;
            position: relative;
        }

        .review-text::before {
            content: "“";
            font-size: 3rem;
            color: var(--primary-light);
            position: absolute;
            top: -20px;
            left: -10px;
            z-index: -1;
        }

        .review-author {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .author-avatar {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.2rem;
        }

        .author-info h4 {
            font-size: 1rem;
            margin-bottom: 2px;
        }

        .author-info p {
            font-size: 0.8rem;
            color: var(--gray-600);
        }

        /* Knowledge Base / Articles & Tags */
        .article-section {
            background-color: var(--white);
        }

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

        .article-card {
            border: 1px solid var(--gray-100);
            border-radius: var(--border-radius);
            padding: 24px;
            background-color: var(--light-bg);
            transition: var(--transition-smooth);
        }

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

        .article-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .article-link {
            color: var(--primary-color);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            margin-top: 15px;
        }

        .article-link:hover {
            text-decoration: underline;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 30px;
            justify-content: center;
        }

        .tag-cloud span {
            background-color: var(--primary-light);
            color: var(--primary-color);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
        }

        /* Contact Details & QR Code */
        .contact-layout {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 50px;
            align-items: flex-start;
        }

        .contact-info-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .contact-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .contact-icon {
            font-size: 1.5rem;
            color: var(--primary-color);
            background-color: var(--primary-light);
            padding: 12px;
            border-radius: 50%;
            display: inline-flex;
        }

        .contact-item-text h4 {
            font-size: 1.1rem;
            margin-bottom: 4px;
        }

        .contact-item-text p {
            color: var(--gray-600);
        }

        .qr-codes {
            display: flex;
            gap: 30px;
            margin-top: 30px;
        }

        .qr-card {
            background-color: var(--white);
            border-radius: var(--border-radius);
            padding: 20px;
            text-align: center;
            box-shadow: var(--box-shadow);
            border: 1px solid var(--gray-100);
            flex: 1;
        }

        .qr-card img {
            width: 130px;
            height: 130px;
            object-fit: cover;
            margin-bottom: 12px;
            border: 1px solid var(--gray-100);
            border-radius: 6px;
        }

        .qr-title {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--dark-color);
        }

        .partner-join-box {
            background: linear-gradient(135deg, var(--dark-color), var(--secondary-color));
            color: var(--white);
            border-radius: var(--border-radius);
            padding: 40px;
            box-shadow: var(--box-shadow);
        }

        .partner-join-box h3 {
            color: var(--white);
            font-size: 1.8rem;
            margin-bottom: 16px;
        }

        .partner-join-box p {
            color: var(--gray-200);
            margin-bottom: 24px;
        }

        /* Floating Widgets */
        .floating-widget {
            position: fixed;
            right: 24px;
            bottom: 24px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            z-index: 999;
        }

        .float-btn {
            width: 54px;
            height: 54px;
            background-color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
            cursor: pointer;
            transition: var(--transition-smooth);
            position: relative;
        }

        .float-btn:hover {
            background-color: var(--primary-color);
            color: var(--white);
            transform: scale(1.1);
        }

        .float-btn svg {
            width: 24px;
            height: 24px;
            fill: currentColor;
        }

        .float-btn-primary {
            background-color: var(--primary-color);
            color: var(--white);
        }

        .float-kefu-pop {
            display: none;
            position: absolute;
            bottom: 64px;
            right: 0;
            background-color: var(--white);
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            padding: 20px;
            width: 240px;
            border: 1px solid var(--primary-light);
            text-align: center;
        }

        .float-kefu-pop img {
            width: 140px;
            height: 140px;
            object-fit: cover;
            margin-bottom: 10px;
        }

        .float-kefu-pop p {
            font-size: 0.85rem;
            color: var(--dark-color);
            font-weight: 700;
        }

        .float-btn:hover .float-kefu-pop {
            display: block;
        }

        /* Footer */
        footer {
            background-color: var(--dark-color);
            color: var(--gray-200);
            padding: 80px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.5fr;
            gap: 50px;
            margin-bottom: 50px;
        }

        .footer-brand h3 {
            color: var(--white);
            margin-bottom: 20px;
            font-size: 1.5rem;
        }

        .footer-brand p {
            color: var(--gray-600);
            margin-bottom: 20px;
            max-width: 400px;
        }

        .footer-links h4 {
            color: var(--white);
            margin-bottom: 20px;
            font-size: 1.1rem;
        }

        .footer-links ul {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links a {
            color: var(--gray-600);
        }

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

        .friend-links {
            margin-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 24px;
        }

        .friend-links h4 {
            color: var(--white);
            margin-bottom: 15px;
            font-size: 1rem;
        }

        .friend-links-list {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        .friend-links-list a {
            color: var(--gray-600);
            font-size: 0.85rem;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 30px;
            text-align: center;
            font-size: 0.85rem;
            color: var(--gray-600);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }

        /* Responsive Design */
        @media (max-width: 1024px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .platform-grid {
                grid-template-columns: repeat(4, 1fr);
            }
            .cards-grid {
                grid-template-columns: 1fr 1fr;
            }
            .case-gallery {
                grid-template-columns: 1fr 1fr;
            }
            .reviews-grid {
                grid-template-columns: 1fr 1fr;
            }
            .token-grid {
                grid-template-columns: 1fr;
            }
            .articles-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 80px;
                left: 0;
                width: 100%;
                background-color: var(--white);
                border-top: 1px solid var(--gray-100);
                padding: 20px;
                box-shadow: 0 10px 15px rgba(0, 0, 0, 0.05);
                gap: 15px;
            }

            .nav-menu.active {
                display: flex;
            }

            .menu-toggle {
                display: flex;
            }

            .hero-title {
                font-size: 2rem;
            }

            .about-wrapper, .contact-layout {
                grid-template-columns: 1fr;
            }

            .process-steps {
                flex-direction: column;
                gap: 30px;
            }

            .process-steps::before {
                display: none;
            }

            .cards-grid, .case-gallery, .reviews-grid, .articles-grid {
                grid-template-columns: 1fr;
            }

            .evaluation-box {
                flex-direction: column;
                text-align: center;
                gap: 20px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

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

            .form-group.full-width {
                grid-column: span 1;
            }

            .form-container {
                padding: 30px 20px;
            }

            .platform-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }