:root {
            --primary-grad: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #db2777 100%);
            --secondary-grad: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
            --accent-grad: linear-gradient(135deg, #f43f5e 0%, #fb923c 100%);
            --text-dark: #1f2937;
            --text-light: #4b5563;
            --text-muted: #9ca3af;
            --bg-light: #fafafa;
            --bg-card: #ffffff;
            --border-color: #e5e7eb;
            --radius-lg: 16px;
            --radius-md: 8px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--text-dark);
            background-color: var(--bg-light);
        }

        body {
            overflow-x: hidden;
            line-height: 1.6;
        }

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

        /* Header & Nav */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            z-index: 1000;
            transition: var(--transition);
        }

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

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

        .ai-page-logo {
            max-height: 40px;
            width: auto;
        }

        .brand-name {
            font-size: 1.25rem;
            font-weight: 800;
            background: var(--primary-grad);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

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

        .nav-menu a {
            text-decoration: none;
            color: var(--text-light);
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
        }

        .nav-menu a:hover {
            color: #4f46e5;
        }

        .nav-btns {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 20px;
            border-radius: var(--radius-md);
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
            border: none;
        }

        .btn-primary {
            background: var(--primary-grad);
            color: #ffffff;
            box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(124, 58, 237, 0.4);
        }

        .btn-outline {
            background: transparent;
            color: var(--text-dark);
            border: 1px solid var(--border-color);
        }

        .btn-outline:hover {
            background: var(--border-color);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
        }

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

        /* Hero Section (No Image, CSS Pure Graphic Background) */
        .hero {
            position: relative;
            padding: 160px 0 100px;
            background: radial-gradient(circle at 10% 20%, rgba(243, 232, 255, 0.7) 0%, rgba(236, 254, 255, 0.5) 90.2%);
            overflow: hidden;
            text-align: center;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -20%;
            left: -10%;
            width: 40%;
            height: 60%;
            background: radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, transparent 70%);
            z-index: 1;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: -10%;
            right: -10%;
            width: 50%;
            height: 70%;
            background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, transparent 70%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            margin: 0 auto;
        }

        .hero-tag {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(124, 58, 237, 0.1);
            color: #7c3aed;
            font-size: 0.85rem;
            font-weight: 700;
            border-radius: 50px;
            margin-bottom: 20px;
            text-transform: uppercase;
            letter-spacing: 1px;
            border: 1px solid rgba(124, 58, 237, 0.2);
        }

        .hero h1 {
            font-size: clamp(2rem, 5vw, 3.5rem);
            line-height: 1.2;
            font-weight: 900;
            margin-bottom: 20px;
            letter-spacing: -1px;
        }

        .hero h1 span {
            background: var(--primary-grad);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            font-size: clamp(1rem, 2vw, 1.25rem);
            color: var(--text-light);
            margin-bottom: 40px;
            max-width: 650px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-actions {
            display: flex;
            justify-content: center;
            gap: 15px;
            flex-wrap: wrap;
            margin-bottom: 50px;
        }

        .hero-actions .btn {
            padding: 14px 32px;
            font-size: 1.05rem;
        }

        /* Data Badges */
        .data-badges {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 40px;
        }

        .badge-card {
            background: rgba(255, 255, 255, 0.8);
            border: 1px solid var(--border-color);
            padding: 20px;
            border-radius: var(--radius-lg);
            backdrop-filter: blur(10px);
            transition: var(--transition);
        }

        .badge-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
            border-color: rgba(124, 58, 237, 0.3);
        }

        .badge-num {
            font-size: 1.8rem;
            font-weight: 800;
            background: var(--primary-grad);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 5px;
        }

        .badge-label {
            font-size: 0.85rem;
            color: var(--text-light);
            font-weight: 500;
        }

        /* Global Section Title */
        .section-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-tag {
            font-size: 0.85rem;
            font-weight: 700;
            color: #db2777;
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 10px;
            display: block;
        }

        .section-title {
            font-size: 2.25rem;
            font-weight: 800;
            margin-bottom: 15px;
        }

        .section-title span {
            background: var(--secondary-grad);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

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

        /* Section Padding */
        section {
            padding: 80px 0;
            border-bottom: 1px solid var(--border-color);
        }

        /* About Us & Platform Intro */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .about-text h3 {
            font-size: 1.75rem;
            font-weight: 800;
            margin-bottom: 20px;
        }

        .about-text p {
            color: var(--text-light);
            margin-bottom: 20px;
            font-size: 1rem;
            line-height: 1.8;
        }

        .about-features {
            list-style: none;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
        }

        .about-features li {
            position: relative;
            padding-left: 25px;
            font-weight: 600;
            font-size: 0.95rem;
        }

        .about-features li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: #7c3aed;
            font-weight: 900;
        }

        .about-visual {
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
            border: 2px dashed rgba(124, 58, 237, 0.2);
            border-radius: var(--radius-lg);
            padding: 40px;
            text-align: center;
        }

        .model-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }

        .model-tag {
            background: #ffffff;
            border: 1px solid var(--border-color);
            padding: 8px 16px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            box-shadow: 0 2px 5px rgba(0,0,0,0.02);
            transition: var(--transition);
        }

        .model-tag:hover {
            transform: scale(1.05);
            border-color: #7c3aed;
            box-shadow: 0 4px 10px rgba(124,58,237,0.1);
        }

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

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

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 5px;
            height: 100%;
            background: var(--primary-grad);
            opacity: 0;
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.05);
            border-color: rgba(124, 58, 237, 0.2);
        }

        .service-card:hover::before {
            opacity: 1;
        }

        .service-icon {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, rgba(124,58,237,0.1) 0%, rgba(219,39,119,0.1) 100%);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            font-size: 1.5rem;
        }

        .service-card h3 {
            font-size: 1.25rem;
            margin-bottom: 12px;
            font-weight: 700;
        }

        .service-card p {
            color: var(--text-light);
            font-size: 0.9rem;
            line-height: 1.6;
        }

        /* Solutions Layout */
        .solution-tabs {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 15px;
            margin-bottom: 40px;
        }

        .sol-tab {
            background: #ffffff;
            border: 1px solid var(--border-color);
            padding: 15px;
            border-radius: var(--radius-md);
            text-align: center;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }

        .sol-tab.active, .sol-tab:hover {
            background: var(--secondary-grad);
            color: #ffffff;
            border-color: transparent;
        }

        .solution-content {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 40px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        /* Service Network & Map Simulation */
        .network-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 40px;
            align-items: center;
        }

        .map-simulate {
            height: 350px;
            background: radial-gradient(circle at center, #edf2f7 0%, #cbd5e0 100%);
            border-radius: var(--radius-lg);
            position: relative;
            overflow: hidden;
            border: 1px solid var(--border-color);
        }

        .map-dot {
            position: absolute;
            width: 12px;
            height: 12px;
            background: #7c3aed;
            border-radius: 50%;
            box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.3);
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { box-shadow: 0 0 0 0px rgba(124, 58, 237, 0.5); }
            100% { box-shadow: 0 0 0 10px rgba(124, 58, 237, 0); }
        }

        /* Flow & Timeline */
        .timeline {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
            padding: 20px 0;
        }

        .timeline::before {
            content: '';
            position: absolute;
            top: 0;
            bottom: 0;
            left: 50%;
            width: 2px;
            background: var(--border-color);
            transform: translateX(-50%);
        }

        .timeline-item {
            position: relative;
            margin-bottom: 50px;
            width: 50%;
            padding: 0 30px;
        }

        .timeline-item:nth-child(odd) {
            left: 0;
            text-align: right;
        }

        .timeline-item:nth-child(even) {
            left: 50%;
            text-align: left;
        }

        .timeline-dot {
            position: absolute;
            top: 5px;
            width: 16px;
            height: 16px;
            background: #db2777;
            border-radius: 50%;
            z-index: 2;
        }

        .timeline-item:nth-child(odd) .timeline-dot {
            right: -8px;
        }

        .timeline-item:nth-child(even) .timeline-dot {
            left: -8px;
        }

        .timeline-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            padding: 20px;
            border-radius: var(--radius-md);
            box-shadow: 0 4px 10px rgba(0,0,0,0.02);
        }

        /* Cases (Images integrated carefully here) */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .case-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
        }

        .case-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.05);
        }

        .case-img-container {
            width: 100%;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: #f3f4f6;
        }

        .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-body {
            padding: 25px;
        }

        .case-tag {
            display: inline-block;
            padding: 3px 10px;
            background: rgba(6,182,212,0.1);
            color: #0891b2;
            font-size: 0.8rem;
            font-weight: 700;
            border-radius: 4px;
            margin-bottom: 12px;
        }

        .case-body h4 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .case-body p {
            color: var(--text-light);
            font-size: 0.9rem;
        }

        /* Comparison Table */
        .table-responsive {
            overflow-x: auto;
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            box-shadow: 0 4px 15px rgba(0,0,0,0.02);
        }

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

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

        .comparison-table th {
            background-color: #f9fafb;
            font-weight: 700;
            color: var(--text-dark);
        }

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

        .recommend-tag {
            background: var(--primary-grad);
            color: white;
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 0.75rem;
            font-weight: 700;
        }

        /* Token Price Cloud */
        .price-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }

        .price-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 25px;
            text-align: center;
            transition: var(--transition);
        }

        .price-card:hover {
            border-color: #06b6d4;
            box-shadow: 0 10px 20px rgba(6,182,212,0.05);
        }

        .price-value {
            font-size: 1.8rem;
            font-weight: 800;
            color: #06b6d4;
            margin: 15px 0;
        }

        /* Training Component */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .train-card {
            background: linear-gradient(135deg, #ffffff 0%, #f9fafb 100%);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 30px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .train-icon {
            background: rgba(219,39,119,0.1);
            color: #db2777;
            padding: 15px;
            border-radius: var(--radius-md);
            font-size: 1.5rem;
            font-weight: 800;
        }

        .train-details h4 {
            font-size: 1.2rem;
            margin-bottom: 8px;
        }

        .train-details p {
            color: var(--text-light);
            font-size: 0.9rem;
        }

        /* Agent Recruitment */
        .agent-banner {
            background: var(--primary-grad);
            color: #ffffff;
            border-radius: var(--radius-lg);
            padding: 50px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .agent-banner h3 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 15px;
        }

        .agent-banner p {
            font-size: 1.1rem;
            opacity: 0.9;
            max-width: 600px;
            margin: 0 auto 30px;
        }

        .agent-banner .btn {
            background: #ffffff;
            color: #7c3aed;
        }

        /* Help Center / Troubleshooting / Term Wiki */
        .help-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }

        .wiki-wrap, .trouble-wrap {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 30px;
        }

        .wiki-list, .trouble-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 15px;
            margin-top: 20px;
        }

        .wiki-list li, .trouble-list li {
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 12px;
        }

        .wiki-list li:last-child, .trouble-list li:last-child {
            border: none;
        }

        .wiki-list h5, .trouble-list h5 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 5px;
        }

        .wiki-list p, .trouble-list p {
            font-size: 0.85rem;
            color: var(--text-light);
        }

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

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

        .faq-question {
            padding: 20px;
            font-weight: 700;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            user-select: none;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background: #f9fafb;
        }

        .faq-answer-inner {
            padding: 20px;
            border-top: 1px solid var(--border-color);
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .faq-icon::after {
            content: '+';
            font-size: 1.5rem;
            font-weight: 400;
            color: var(--text-muted);
        }

        .faq-item.active .faq-icon::after {
            content: '−';
        }

        .faq-item.active {
            border-color: #7c3aed;
        }

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

        .review-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 30px;
            position: relative;
        }

        .review-rating {
            color: #fbbf24;
            font-size: 1.1rem;
            margin-bottom: 15px;
        }

        .review-text {
            color: var(--text-light);
            font-size: 0.95rem;
            margin-bottom: 20px;
            font-style: italic;
        }

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

        .user-avatar {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: linear-gradient(135deg, #cbd5e1 0%, #94a3b8 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: white;
        }

        .user-info h5 {
            font-size: 0.95rem;
            font-weight: 700;
        }

        .user-info span {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* Articles Section */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .article-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 25px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: var(--transition);
        }

        .article-card:hover {
            transform: translateY(-5px);
            border-color: #db2777;
        }

        .article-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .article-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 20px;
        }

        .article-link {
            text-decoration: none;
            color: #db2777;
            font-weight: 600;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        /* Contact & Form Grid */
        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 50px;
        }

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

        .contact-method {
            display: flex;
            align-items: flex-start;
            gap: 15px;
        }

        .method-icon {
            width: 45px;
            height: 45px;
            background: rgba(124,58,237,0.1);
            color: #7c3aed;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .method-desc h5 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 5px;
        }

        .method-desc p {
            color: var(--text-light);
            font-size: 0.9rem;
        }

        .qr-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            padding: 20px;
            border-radius: var(--radius-lg);
            display: inline-flex;
            align-items: center;
            gap: 20px;
            max-width: max-content;
        }

        .qr-card img {
            width: 100px;
            height: 100px;
            object-fit: cover;
            border-radius: 4px;
        }

        .form-wrap {
            background: #ffffff;
            border: 1px solid var(--border-color);
            padding: 40px;
            border-radius: var(--radius-lg);
            box-shadow: 0 10px 30px rgba(0,0,0,0.02);
        }

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

        .form-group label {
            display: block;
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 8px;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            color: var(--text-dark);
            outline: none;
            transition: var(--transition);
        }

        .form-control:focus {
            border-color: #7c3aed;
            box-shadow: 0 0 0 3px rgba(124,58,237,0.15);
        }

        /* Footer */
        footer {
            background-color: #111827;
            color: #9ca3af;
            padding: 60px 0 30px;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr repeat(3, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand p {
            margin-top: 15px;
            font-size: 0.85rem;
            line-height: 1.7;
        }

        .footer-col h5 {
            color: #ffffff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links a {
            color: #9ca3af;
            text-decoration: none;
            transition: var(--transition);
        }

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

        .friend-links-wrap {
            border-top: 1px solid #1f2937;
            padding-top: 25px;
            margin-top: 25px;
        }

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

        .friend-links a {
            color: #6b7280;
            text-decoration: none;
            font-size: 0.8rem;
            transition: var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid #1f2937;
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
        }

        .footer-bottom p {
            font-size: 0.8rem;
        }

        /* Sticky Widgets */
        .floating-widgets {
            position: fixed;
            right: 25px;
            bottom: 25px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            z-index: 999;
        }

        .widget-btn {
            width: 50px;
            height: 50px;
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            color: var(--text-dark);
            font-size: 1.2rem;
            position: relative;
        }

        .widget-btn:hover {
            transform: translateY(-3px);
            background: var(--primary-grad);
            color: #ffffff;
            border-color: transparent;
        }

        .widget-tooltip {
            position: absolute;
            right: 60px;
            background: #111827;
            color: white;
            padding: 8px 12px;
            border-radius: 6px;
            font-size: 0.8rem;
            white-space: nowrap;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            pointer-events: none;
        }

        .widget-btn:hover .widget-tooltip {
            opacity: 1;
            visibility: visible;
        }

        /* Responsive Breakpoints */
        @media (max-width: 1024px) {
            .data-badges {
                grid-template-columns: repeat(2, 1fr);
            }
            .case-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .about-grid, .solution-content, .network-grid, .training-grid, .help-grid, .contact-grid {
                grid-template-columns: 1fr;
            }
            .nav-menu {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-menu.mobile-active {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: #ffffff;
                border-bottom: 1px solid var(--border-color);
                padding: 20px;
                gap: 15px;
                box-shadow: 0 10px 20px rgba(0,0,0,0.05);
            }
        }

        @media (max-width: 768px) {
            .solution-tabs {
                grid-template-columns: repeat(2, 1fr);
            }
            .case-grid, .reviews-grid {
                grid-template-columns: 1fr;
            }
            .timeline::before {
                left: 20px;
            }
            .timeline-item {
                width: 100%;
                padding-left: 45px;
                padding-right: 0;
                text-align: left !important;
            }
            .timeline-item:nth-child(even) {
                left: 0;
            }
            .timeline-dot {
                left: 12px !important;
                right: auto !important;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }