:root {
            --primary: #E60012;
            --primary-light: #FFEBEC;
            --primary-gradient: linear-gradient(135deg, #E60012, #FF3B30);
            --dark: #1A1A1A;
            --dark-light: #2D2D2D;
            --gray-light: #F9F9F9;
            --gray-border: #EEEEEE;
            --text-dark: #333333;
            --text-muted: #666666;
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
            --container-width: 1200px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans CJK SC", sans-serif;
            color: var(--text-dark);
            background-color: #FFFFFF;
            line-height: 1.6;
            overflow-x: hidden;
            scroll-behavior: smooth;
        }

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

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

        /* Section Layout */
        section {
            padding: 80px 0;
            position: relative;
        }

        .section-light {
            background-color: var(--gray-light);
        }

        .section-dark {
            background-color: var(--dark);
            color: #FFFFFF;
        }

        .section-title-wrap {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-title-wrap h2 {
            font-size: 2.2rem;
            color: var(--dark);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }

        .section-dark .section-title-wrap h2 {
            color: #FFFFFF;
        }

        .section-title-wrap h2::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 50px;
            height: 3px;
            background-color: var(--primary);
        }

        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
        }

        .section-dark .section-subtitle {
            color: #CCCCCC;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 30px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 30px;
            transition: var(--transition);
            cursor: pointer;
            border: none;
        }

        .btn-primary {
            background: var(--primary-gradient);
            color: #FFFFFF;
            box-shadow: 0 4px 15px rgba(230, 0, 18, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(230, 0, 18, 0.4);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }

        .btn-outline:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
        }

        /* Header Navigation */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background-color: rgba(255, 255, 255, 0.95);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
            backdrop-filter: blur(10px);
        }

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

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

        .ai-page-logo {
            height: 45px;
            object-fit: contain;
        }

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

        .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-dark);
            padding: 8px 12px;
            border-radius: 4px;
        }

        .nav-link:hover, .nav-link.active {
            color: var(--primary);
        }

        .nav-btn {
            padding: 8px 20px;
            font-size: 0.9rem;
        }

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

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

        /* Hero Section (No Image) */
        .hero {
            padding: 160px 0 100px;
            background: radial-gradient(circle at 80% 20%, rgba(230, 0, 18, 0.08) 0%, transparent 50%), 
                        radial-gradient(circle at 20% 80%, rgba(26, 26, 26, 0.03) 0%, transparent 50%),
                        #FFFFFF;
            min-height: 85vh;
            display: flex;
            align-items: center;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 50px;
            align-items: center;
        }

        .hero-content h1 {
            font-size: 2.8rem;
            line-height: 1.25;
            color: var(--dark);
            margin-bottom: 20px;
        }

        .hero-content h1 span {
            color: var(--primary);
            display: block;
            font-size: 1.8rem;
            margin-top: 10px;
            font-weight: 500;
        }

        .hero-desc {
            font-size: 1.15rem;
            color: var(--text-muted);
            margin-bottom: 35px;
            max-width: 600px;
        }

        .hero-buttons {
            display: flex;
            gap: 15px;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }

        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag {
            background-color: var(--gray-light);
            color: var(--text-muted);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            border: 1px solid var(--gray-border);
        }

        /* CSS Animation Cube for Hero (No Images) */
        .hero-visual {
            display: flex;
            justify-content: center;
            align-items: center;
            position: relative;
            height: 350px;
        }

        .cube-wrapper {
            perspective: 800px;
        }

        .cube {
            width: 200px;
            height: 200px;
            position: relative;
            transform-style: preserve-3d;
            animation: spin 15s linear infinite;
        }

        .cube-face {
            position: absolute;
            width: 200px;
            height: 200px;
            border: 2px solid var(--primary);
            background: rgba(230, 0, 18, 0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            color: var(--primary);
            font-size: 1.2rem;
            box-shadow: inset 0 0 20px rgba(230, 0, 18, 0.2);
            backdrop-filter: blur(2px);
        }

        .cube-face-front  { transform: rotateY(0deg) translateZ(100px); }
        .cube-face-back   { transform: rotateY(180deg) translateZ(100px); }
        .cube-face-left   { transform: rotateY(-90deg) translateZ(100px); }
        .cube-face-right  { transform: rotateY(90deg) translateZ(100px); }
        .cube-face-top    { transform: rotateX(90deg) translateZ(100px); }
        .cube-face-bottom { transform: rotateX(-90deg) translateZ(100px); }

        @keyframes spin {
            0% { transform: rotateX(0deg) rotateY(0deg); }
            100% { transform: rotateX(360deg) rotateY(360deg); }
        }

        /* Data Metrics */
        .metrics-bar {
            background-color: var(--dark);
            color: #FFFFFF;
            padding: 40px 0;
        }

        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            text-align: center;
        }

        .metric-item h3 {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 5px;
        }

        .metric-item p {
            color: #CCCCCC;
            font-size: 0.95rem;
        }

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

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

        .about-p {
            color: var(--text-muted);
            margin-bottom: 20px;
            font-size: 1rem;
        }

        .intro-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-top: 30px;
        }

        .intro-feature-card {
            background: #FFFFFF;
            padding: 20px;
            border-radius: 8px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.05);
            border-left: 4px solid var(--primary);
        }

        .intro-feature-card h4 {
            margin-bottom: 8px;
            color: var(--dark);
        }

        .intro-feature-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* AIGC Services Models */
        .models-marquee {
            overflow: hidden;
            white-space: nowrap;
            background: var(--primary-light);
            padding: 20px 0;
            border-top: 1px solid rgba(230, 0, 18, 0.1);
            border-bottom: 1px solid rgba(230, 0, 18, 0.1);
        }

        .marquee-content {
            display: inline-block;
            animation: marquee 30s linear infinite;
        }

        .marquee-content span {
            display: inline-block;
            padding: 0 25px;
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
        }

        @keyframes marquee {
            0% { transform: translate3d(0, 0, 0); }
            100% { transform: translate3d(-50%, 0, 0); }
        }

        /* Core Services & Creation */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .service-card {
            background: #FFFFFF;
            border-radius: 12px;
            padding: 35px 25px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
            transition: var(--transition);
            border: 1px solid var(--gray-border);
            text-align: center;
        }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(230,0,18,0.1);
            border-color: rgba(230,0,18,0.2);
        }

        .service-icon {
            width: 60px;
            height: 60px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin: 0 auto 20px;
        }

        .service-card h3 {
            font-size: 1.3rem;
            margin-bottom: 12px;
            color: var(--dark);
        }

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

        /* Solutions */
        .solutions-tabs {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

        .tab-btn {
            background: #FFFFFF;
            border: 1px solid var(--gray-border);
            padding: 10px 24px;
            border-radius: 20px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 500;
        }

        .tab-btn.active, .tab-btn:hover {
            background: var(--primary);
            color: #FFFFFF;
            border-color: var(--primary);
        }

        .solutions-content {
            background: #FFFFFF;
            border-radius: 12px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
        }

        .solution-pane {
            display: none;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

        .solution-pane.active {
            display: grid;
        }

        .solution-detail h3 {
            font-size: 1.8rem;
            margin-bottom: 15px;
            color: var(--dark);
        }

        .solution-detail p {
            color: var(--text-muted);
            margin-bottom: 20px;
        }

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

        .solution-list li {
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.95rem;
        }

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

        /* Image Display Cards with Grid */
        .showcase-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            margin-top: 40px;
        }

        .showcase-card {
            background: #FFFFFF;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
            border: 1px solid var(--gray-border);
        }

        .showcase-img-container {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background-color: var(--gray-light);
        }

        .showcase-img-container.square {
            aspect-ratio: 1/1;
        }

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

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

        .showcase-info {
            padding: 20px;
        }

        .showcase-info h4 {
            font-size: 1.1rem;
            margin-bottom: 8px;
            color: var(--dark);
        }

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

        /* Process Steps */
        .process-flow {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 25px;
            margin-top: 30px;
        }

        .process-step {
            position: relative;
            background: #FFFFFF;
            padding: 30px 20px;
            border-radius: 8px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.03);
            text-align: center;
            border-top: 4px solid var(--primary);
        }

        .process-step-num {
            width: 40px;
            height: 40px;
            background: var(--primary);
            color: #FFFFFF;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.1rem;
            margin: 0 auto 20px;
        }

        .process-step h4 {
            margin-bottom: 10px;
            color: var(--dark);
        }

        .process-step p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* Comparison Section */
        .compare-table-container {
            width: 100%;
            overflow-x: auto;
            margin: 30px 0;
            background: #FFFFFF;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
        }

        .compare-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 700px;
        }

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

        .compare-table th {
            background-color: var(--dark);
            color: #FFFFFF;
            font-weight: 600;
        }

        .compare-table th.highlight, .compare-table td.highlight {
            background-color: rgba(230, 0, 18, 0.03);
            font-weight: bold;
        }

        .compare-table tr:hover {
            background-color: var(--gray-light);
        }

        .rating-badge {
            background: var(--primary-gradient);
            color: #FFFFFF;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.9rem;
            display: inline-block;
        }

        /* Token Pricing list */
        .price-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            margin-top: 30px;
        }

        .price-card {
            background: #FFFFFF;
            border-radius: 12px;
            padding: 40px 30px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
            border: 1px solid var(--gray-border);
            position: relative;
            overflow: hidden;
            text-align: center;
        }

        .price-card.featured {
            border-color: var(--primary);
            box-shadow: 0 15px 35px rgba(230,0,18,0.15);
        }

        .price-card.featured::before {
            content: '推荐';
            position: absolute;
            top: 15px;
            right: -30px;
            background: var(--primary);
            color: #FFFFFF;
            padding: 5px 30px;
            transform: rotate(45deg);
            font-size: 0.75rem;
            font-weight: bold;
        }

        .price-title {
            font-size: 1.3rem;
            margin-bottom: 15px;
            color: var(--dark);
        }

        .price-num {
            font-size: 2.2rem;
            color: var(--primary);
            font-weight: 700;
            margin-bottom: 25px;
        }

        .price-num span {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: normal;
        }

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

        .price-features li {
            padding: 8px 0;
            border-bottom: 1px solid var(--gray-border);
            font-size: 0.9rem;
            color: var(--text-muted);
            display: flex;
            justify-content: space-between;
        }

        /* Training section */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
        }

        .training-card {
            background: #FFFFFF;
            border-radius: 8px;
            padding: 25px 15px;
            text-align: center;
            box-shadow: 0 5px 20px rgba(0,0,0,0.04);
            border: 1px solid var(--gray-border);
            transition: var(--transition);
        }

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

        .training-icon {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 15px;
        }

        .training-card h4 {
            font-size: 1rem;
            margin-bottom: 10px;
            color: var(--dark);
        }

        .training-card p {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* FAQ Accordion */
        .faq-wrap {
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-item {
            background: #FFFFFF;
            border: 1px solid var(--gray-border);
            border-radius: 8px;
            margin-bottom: 15px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-header {
            padding: 20px 25px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: #FFFFFF;
            transition: var(--transition);
        }

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

        .faq-header h3 {
            font-size: 1.05rem;
            color: var(--dark);
            font-weight: 600;
        }

        .faq-icon {
            font-size: 1.2rem;
            color: var(--text-muted);
            transition: var(--transition);
        }

        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
            background: #FFFFFF;
        }

        .faq-content {
            padding: 0 25px 20px 25px;
            color: var(--text-muted);
            font-size: 0.95rem;
            border-top: 1px solid var(--gray-border);
        }

        .faq-item.active .faq-body {
            max-height: 1000px;
            transition: max-height 0.5s cubic-bezier(1, 0, 1, 0);
        }

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

        /* User Reviews */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            margin-top: 30px;
        }

        .review-card {
            background: #FFFFFF;
            border-radius: 12px;
            padding: 30px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.03);
            border: 1px solid var(--gray-border);
            position: relative;
        }

        .review-quote {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 25px;
            position: relative;
            z-index: 1;
        }

        .review-quote::before {
            content: '“';
            font-size: 4rem;
            color: rgba(230, 0, 18, 0.08);
            position: absolute;
            top: -20px;
            left: -10px;
            z-index: -1;
            font-family: Georgia, serif;
        }

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

        .review-avatar {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background-color: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
        }

        .review-meta h5 {
            font-size: 0.95rem;
            color: var(--dark);
        }

        .review-meta p {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* Articles / News */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            margin-top: 30px;
        }

        .news-card {
            background: #FFFFFF;
            border-radius: 10px;
            border: 1px solid var(--gray-border);
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.02);
            transition: var(--transition);
        }

        .news-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.06);
        }

        .news-info {
            padding: 25px;
        }

        .news-date {
            font-size: 0.8rem;
            color: var(--primary);
            margin-bottom: 10px;
            display: block;
        }

        .news-info h4 {
            font-size: 1.1rem;
            margin-bottom: 12px;
            color: var(--dark);
            line-height: 1.4;
        }

        .news-info p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .news-link {
            font-size: 0.9rem;
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        /* Form and Contacts */
        .contact-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 50px;
        }

        .contact-form-wrap {
            background: #FFFFFF;
            padding: 40px;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
            border: 1px solid var(--gray-border);
        }

        .form-title {
            font-size: 1.5rem;
            margin-bottom: 25px;
            color: var(--dark);
            border-left: 4px solid var(--primary);
            padding-left: 15px;
        }

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

        .form-label {
            display: block;
            margin-bottom: 8px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--dark);
        }

        .form-control {
            width: 100%;
            padding: 12px 18px;
            border: 1px solid var(--gray-border);
            border-radius: 6px;
            font-size: 0.95rem;
            transition: var(--transition);
            background-color: var(--gray-light);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            background-color: #FFFFFF;
            box-shadow: 0 0 0 3px rgba(230, 0, 18, 0.1);
        }

        .contact-info-wrap {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

        .info-card {
            background: #FFFFFF;
            padding: 30px;
            border-radius: 12px;
            border: 1px solid var(--gray-border);
        }

        .info-card h4 {
            font-size: 1.15rem;
            color: var(--dark);
            margin-bottom: 20px;
            border-bottom: 1px solid var(--gray-border);
            padding-bottom: 10px;
        }

        .info-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .info-list li {
            display: flex;
            gap: 12px;
            font-size: 0.95rem;
        }

        .info-label {
            font-weight: bold;
            color: var(--dark);
            min-width: 80px;
        }

        .info-val {
            color: var(--text-muted);
        }

        .kefu-qr {
            width: 120px;
            height: 120px;
            margin-top: 15px;
            border: 1px solid var(--gray-border);
            padding: 5px;
            border-radius: 4px;
        }

        /* Floating Widgets */
        .floating-widget {
            position: fixed;
            right: 25px;
            bottom: 40px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            background: #FFFFFF;
            border-radius: 50%;
            box-shadow: 0 4px 15px rgba(0,0,0,0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            border: 1px solid var(--gray-border);
            position: relative;
        }

        .float-btn:hover {
            background: var(--primary);
            color: #FFFFFF;
            transform: translateY(-3px);
        }

        .float-btn svg {
            width: 22px;
            height: 22px;
            fill: currentColor;
        }

        .float-qr-box {
            position: absolute;
            right: 65px;
            bottom: 0;
            background: #FFFFFF;
            border: 1px solid var(--gray-border);
            padding: 15px;
            border-radius: 8px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
            display: none;
            flex-direction: column;
            align-items: center;
            width: 150px;
            text-align: center;
        }

        .float-qr-box img {
            width: 120px;
            height: 120px;
            margin-bottom: 8px;
        }

        .float-qr-box span {
            font-size: 0.8rem;
            color: var(--text-dark);
            font-weight: 500;
        }

        .float-btn:hover .float-qr-box {
            display: flex;
        }

        /* Tag Cloud / Term Wiki */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            max-width: 1000px;
            margin: 0 auto;
        }

        .wiki-tag {
            background: #FFFFFF;
            border: 1px solid var(--gray-border);
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 0.9rem;
            color: var(--text-dark);
            transition: var(--transition);
        }

        .wiki-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: scale(1.05);
        }

        /* Footer */
        footer {
            background-color: var(--dark);
            color: #CCCCCC;
            padding: 60px 0 30px;
            font-size: 0.9rem;
            border-top: 4px solid var(--primary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-about img {
            height: 40px;
            margin-bottom: 20px;
        }

        .footer-title {
            color: #FFFFFF;
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 20px;
            position: relative;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

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

        .footer-friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 15px;
        }

        .footer-friend-links a {
            background: var(--dark-light);
            padding: 6px 12px;
            border-radius: 4px;
            font-size: 0.8rem;
            color: #AAAAAA;
        }

        .footer-friend-links a:hover {
            background: var(--primary);
            color: #FFFFFF;
        }

        .footer-bottom {
            border-top: 1px solid var(--dark-light);
            padding-top: 25px;
            text-align: center;
            font-size: 0.8rem;
            color: #888888;
        }

        /* Responsive Design */
        @media (max-width: 992px) {
            .hero-grid, .about-grid, .solution-pane, .showcase-grid, .contact-grid, .footer-grid {
                grid-template-columns: 1fr;
            }
            .hero-visual {
                height: 250px;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-flow {
                grid-template-columns: repeat(2, 1fr);
            }
            .price-grid {
                grid-template-columns: 1fr;
            }
            .training-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .reviews-grid, .news-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background: #FFFFFF;
                flex-direction: column;
                padding: 40px 20px;
                gap: 25px;
                transition: var(--transition);
                box-shadow: 0 10px 15px rgba(0,0,0,0.05);
                overflow-y: auto;
            }
            .nav-menu.active {
                left: 0;
            }
            .menu-toggle {
                display: flex;
            }
            .menu-toggle.active span:nth-child(1) {
                transform: rotate(45deg) translate(6px, 6px);
            }
            .menu-toggle.active span:nth-child(2) {
                opacity: 0;
            }
            .menu-toggle.active span:nth-child(3) {
                transform: rotate(-45deg) translate(6px, -6px);
            }
            .hero-content h1 {
                font-size: 2.2rem;
            }
            .metrics-grid {
                grid-template-columns: 1fr;
            }
            .process-flow {
                grid-template-columns: 1fr;
            }
            .training-grid {
                grid-template-columns: 1fr;
            }
        }