/* Base Reset & Variables */
        :root {
            --primary-color: #0052D9;
            --primary-hover: #003EB3;
            --primary-light: #EBF2FF;
            --accent-color: #FF5A05;
            --accent-hover: #E04A00;
            --text-dark: #1E293B;
            --text-medium: #475569;
            --text-light: #64748B;
            --bg-light: #F8FAFC;
            --bg-white: #FFFFFF;
            --border-color: #E2E8F0;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
            --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
            --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1200px;
        }

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

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

        body {
            overflow-x: hidden;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

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

        section {
            padding: 80px 0;
            border-bottom: 1px solid var(--border-color);
            background-color: var(--bg-white);
        }

        section:nth-of-type(even) {
            background-color: var(--bg-light);
        }

        /* Typography */
        h1, h2, h3, h4, h5, h6 {
            color: var(--text-dark);
            font-weight: 700;
            line-height: 1.3;
        }

        h2 {
            font-size: 2.25rem;
            margin-bottom: 16px;
            text-align: center;
            position: relative;
        }

        h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background-color: var(--primary-color);
            margin: 12px auto 0;
            border-radius: 2px;
        }

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

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

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

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 8px;
            transition: var(--transition);
            cursor: pointer;
            border: none;
            outline: none;
        }

        .btn-primary {
            background-color: var(--primary-color);
            color: #ffffff;
        }

        .btn-primary:hover {
            background-color: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0, 82, 217, 0.3);
            color: #ffffff;
        }

        .btn-accent {
            background-color: var(--accent-color);
            color: #ffffff;
        }

        .btn-accent:hover {
            background-color: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(255, 90, 5, 0.3);
            color: #ffffff;
        }

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

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

        /* Header & Navigation */
        header {
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(8px);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            border-bottom: 1px solid var(--border-color);
        }

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

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

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

        .nav-links {
            display: flex;
            gap: 20px;
            align-items: center;
        }

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

        .nav-links a:hover, .nav-links a.active {
            color: var(--primary-color);
            background-color: var(--primary-light);
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--text-dark);
            margin: 5px 0;
            transition: var(--transition);
        }

        /* Hero Section (No Images, Pure CSS & Colors) */
        .hero {
            background: linear-gradient(135deg, #0F172A 0%, #1E3A8A 50%, #0284C7 100%);
            color: #ffffff;
            padding: 120px 0 100px;
            text-align: center;
            position: relative;
            overflow: hidden;
            border-bottom: none;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(circle at 80% 20%, rgba(255, 90, 5, 0.15) 0%, transparent 50%);
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 10;
            max-width: 900px;
            margin: 0 auto;
        }

        .hero-badge {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 6px 16px;
            border-radius: 30px;
            display: inline-block;
            font-size: 0.9rem;
            margin-bottom: 24px;
            color: #38BDF8;
            font-weight: 600;
            backdrop-filter: blur(5px);
        }

        .hero h1 {
            color: #ffffff;
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 24px;
            letter-spacing: -0.5px;
        }

        .hero-desc {
            font-size: 1.25rem;
            color: #CBD5E1;
            margin-bottom: 40px;
            line-height: 1.8;
            font-weight: 300;
        }

        .hero-btns {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 50px;
        }

        .hero-features {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 40px;
        }

        .hero-feat-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: #E2E8F0;
            font-size: 1rem;
        }

        .hero-feat-item svg {
            width: 20px;
            height: 20px;
            fill: var(--accent-color);
        }

        /* Stats Cards */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: -60px;
            position: relative;
            z-index: 20;
        }

        .stat-card {
            background-color: var(--bg-white);
            border-radius: 12px;
            padding: 30px 24px;
            text-align: center;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

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

        .stat-num {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary-color);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-label {
            font-size: 0.95rem;
            color: var(--text-medium);
            font-weight: 600;
        }

        /* About Us Section */
        .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(--primary-color);
        }

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

        .about-features {
            list-style: none;
        }

        .about-features li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 15px;
            color: var(--text-dark);
            font-weight: 500;
        }

        .about-features svg {
            width: 20px;
            height: 20px;
            fill: var(--primary-color);
            margin-top: 3px;
            flex-shrink: 0;
        }

        .about-visual {
            background: linear-gradient(135deg, var(--primary-light) 0%, #DCE8FF 100%);
            border-radius: 20px;
            padding: 40px;
            border: 1px solid var(--border-color);
        }

        .about-box {
            background: var(--bg-white);
            border-radius: 12px;
            padding: 24px;
            box-shadow: var(--shadow-md);
            border-left: 5px solid var(--primary-color);
        }

        .about-box h4 {
            margin-bottom: 8px;
            color: var(--primary-color);
        }

        /* Service Cards (Grid Layout) */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .service-card {
            background-color: var(--bg-white);
            border-radius: 12px;
            padding: 32px 24px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background-color: var(--primary-color);
            transform: scaleX(0);
            transform-origin: left;
            transition: var(--transition);
        }

        .service-card:hover::before {
            transform: scaleX(1);
        }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .service-icon {
            width: 48px;
            height: 48px;
            background-color: var(--primary-light);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }

        .service-icon svg {
            width: 24px;
            height: 24px;
            fill: var(--primary-color);
        }

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

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

        /* Production Scenario */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .scenario-card {
            background-color: var(--bg-white);
            border-radius: 16px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
        }

        .scenario-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .scenario-info {
            padding: 24px;
        }

        .scenario-badge {
            background-color: var(--primary-light);
            color: var(--primary-color);
            font-size: 0.8rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 4px;
            display: inline-block;
            margin-bottom: 12px;
        }

        .scenario-info h3 {
            font-size: 1.3rem;
            margin-bottom: 8px;
        }

        .scenario-info p {
            color: var(--text-medium);
            font-size: 0.95rem;
            margin-bottom: 16px;
        }

        .scenario-features-list {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .scenario-features-list li {
            background-color: var(--bg-light);
            font-size: 0.85rem;
            color: var(--text-dark);
            padding: 4px 10px;
            border-radius: 4px;
            border: 1px solid var(--border-color);
        }

        /* Flow Steps */
        .flow-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }

        .flow-step-item {
            text-align: center;
            position: relative;
            background-color: var(--bg-white);
            padding: 30px 20px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
        }

        .flow-step-num {
            width: 40px;
            height: 40px;
            background-color: var(--primary-color);
            color: #ffffff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            margin: 0 auto 16px;
        }

        .flow-step-item h4 {
            margin-bottom: 8px;
            font-size: 1.15rem;
        }

        .flow-step-item p {
            font-size: 0.9rem;
            color: var(--text-medium);
        }

        /* Comparisons Table & Price List */
        .comparison-table-wrapper {
            overflow-x: auto;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            background-color: var(--bg-white);
        }

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

        th, td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-color);
        }

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

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

        .table-highlight {
            background-color: var(--primary-light);
            font-weight: 600;
            color: var(--primary-color);
        }

        .badge-score {
            display: inline-block;
            background-color: var(--accent-color);
            color: white;
            padding: 4px 8px;
            border-radius: 4px;
            font-weight: 700;
            font-size: 0.9rem;
        }

        /* Cases Center & Media Library Images */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .case-item {
            background: var(--bg-white);
            border-radius: 16px;
            border: 1px solid var(--border-color);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .case-img-container {
            width: 100%;
            height: 250px;
            background-color: #ECEFF1;
            overflow: hidden;
            position: relative;
        }

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

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

        .case-body {
            padding: 24px;
        }

        .case-meta {
            display: flex;
            gap: 12px;
            margin-bottom: 12px;
        }

        .case-meta-tag {
            font-size: 0.8rem;
            color: var(--primary-color);
            background-color: var(--primary-light);
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 600;
        }

        .case-body h3 {
            font-size: 1.4rem;
            margin-bottom: 10px;
        }

        .case-body p {
            color: var(--text-medium);
            font-size: 0.95rem;
            margin-bottom: 16px;
        }

        /* Custom Section with Banner Carousel or Multi-images */
        .banner-gallery {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 30px;
        }

        .banner-gallery-item {
            border-radius: 8px;
            overflow: hidden;
            height: 150px;
            border: 1px solid var(--border-color);
        }

        .banner-gallery-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .banner-gallery-item:hover img {
            transform: scale(1.1);
        }

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

        .token-card {
            background-color: var(--bg-white);
            border-radius: 12px;
            border: 1px solid var(--border-color);
            padding: 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
        }

        .token-card.highlight {
            border: 2px solid var(--primary-color);
            background-color: var(--primary-light);
        }

        .token-name {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .token-price {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent-color);
            margin-bottom: 4px;
        }

        .token-unit {
            font-size: 0.85rem;
            color: var(--text-light);
            margin-bottom: 12px;
        }

        .token-badge {
            display: inline-block;
            font-size: 0.75rem;
            padding: 2px 8px;
            border-radius: 4px;
            background-color: #E2E8F0;
            font-weight: 600;
        }

        /* Training Sections */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .training-card {
            background-color: var(--bg-white);
            border-radius: 12px;
            border: 1px solid var(--border-color);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            position: relative;
        }

        .training-card h4 {
            font-size: 1.2rem;
            color: var(--text-dark);
            margin-bottom: 12px;
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 12px;
        }

        .training-card p {
            font-size: 0.95rem;
            color: var(--text-medium);
            margin-bottom: 16px;
        }

        .training-cert {
            font-size: 0.85rem;
            color: var(--primary-color);
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* Form styling */
        .form-section-wrapper {
            max-width: 650px;
            margin: 0 auto;
            background-color: var(--bg-white);
            padding: 40px;
            border-radius: 16px;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border-color);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--text-dark);
        }

        .form-control {
            width: 100%;
            padding: 12px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }

        .form-control:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px var(--primary-light);
        }

        textarea.form-control {
            resize: vertical;
            min-height: 120px;
        }

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

        .faq-item {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            margin-bottom: 12px;
            overflow: hidden;
        }

        .faq-header {
            padding: 20px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            user-select: none;
        }

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

        .faq-icon {
            font-size: 1.25rem;
            transition: var(--transition);
        }

        .faq-content {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out, padding 0.3s ease-out;
            color: var(--text-medium);
            border-top: 1px solid transparent;
            font-size: 0.95rem;
        }

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

        .faq-item.active .faq-content {
            padding: 20px;
            max-height: 300px;
            border-top-color: var(--border-color);
        }

        /* Troubleshooting & Glossary */
        .diagnose-box {
            background-color: #FFF7ED;
            border-left: 4px solid var(--accent-color);
            padding: 24px;
            border-radius: 8px;
            margin-bottom: 30px;
        }

        .diagnose-box h3 {
            color: var(--accent-color);
            margin-bottom: 12px;
            font-size: 1.3rem;
        }

        .glossary-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }

        .glossary-card {
            background-color: var(--bg-white);
            padding: 20px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
        }

        .glossary-card h4 {
            color: var(--primary-color);
            margin-bottom: 8px;
        }

        /* User Testimonials */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .testimonial-card {
            background-color: var(--bg-white);
            border-radius: 12px;
            padding: 28px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
        }

        .testi-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .testi-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background-color: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--primary-color);
        }

        .testi-meta h4 {
            font-size: 1rem;
        }

        .testi-meta span {
            font-size: 0.8rem;
            color: var(--text-light);
        }

        .testi-content {
            font-size: 0.95rem;
            color: var(--text-medium);
            font-style: italic;
        }

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

        .contact-details h3 {
            font-size: 1.5rem;
            margin-bottom: 20px;
        }

        .contact-item-detail {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            margin-bottom: 20px;
        }

        .contact-icon-box {
            width: 40px;
            height: 40px;
            background-color: var(--primary-light);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-color);
            flex-shrink: 0;
        }

        .contact-icon-box svg {
            width: 20px;
            height: 20px;
            fill: var(--primary-color);
        }

        .contact-info-text h4 {
            font-size: 1rem;
            margin-bottom: 4px;
        }

        .contact-info-text p {
            color: var(--text-medium);
            font-size: 0.95rem;
        }

        .contact-visuals {
            display: flex;
            gap: 30px;
            justify-content: center;
            align-items: center;
            background-color: var(--bg-light);
            padding: 30px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
        }

        .qr-card {
            text-align: center;
        }

        .qr-card img {
            width: 140px;
            height: 140px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 8px;
            background-color: #ffffff;
            margin-bottom: 12px;
        }

        .qr-card span {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-medium);
        }

        /* Articles Section */
        .articles-list-wrapper {
            margin-top: 30px;
            background-color: var(--bg-white);
            border-radius: 12px;
            border: 1px solid var(--border-color);
            padding: 24px;
        }

        .articles-ul {
            list-style: none;
        }

        .articles-ul li {
            padding: 12px 0;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
        }

        .articles-ul li:last-child {
            border-bottom: none;
        }

        .article-title-wrap {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .article-link {
            font-weight: 600;
            color: var(--text-dark);
        }

        .article-link:hover {
            color: var(--primary-color);
        }

        .article-date {
            font-size: 0.85rem;
            color: var(--text-light);
        }

        /* Footer & Partners */
        footer {
            background-color: #0F172A;
            color: #E2E8F0;
            padding: 60px 0 30px;
            font-size: 0.9rem;
            border-top: none;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand h4 {
            color: #ffffff;
            font-size: 1.25rem;
            margin-bottom: 16px;
        }

        .footer-brand p {
            color: #94A3B8;
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .footer-links-col h5 {
            color: #ffffff;
            font-size: 1rem;
            margin-bottom: 16px;
        }

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

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

        .footer-links-col ul li a {
            color: #94A3B8;
        }

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

        .footer-links-col p {
            color: #94A3B8;
            margin-bottom: 10px;
        }

        .footer-bottom {
            border-top: 1px solid #1E293B;
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }

        .footer-bottom p {
            color: #64748B;
            font-size: 0.85rem;
        }

        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        .friend-links a {
            color: #64748B;
            font-size: 0.85rem;
            margin-right: 8px;
        }

        .friend-links a:hover {
            color: #E2E8F0;
        }

        /* Sticky Service Button & Back To Top */
        .sticky-menu {
            position: fixed;
            right: 20px;
            bottom: 80px;
            z-index: 99;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .sticky-btn {
            width: 50px;
            height: 50px;
            background-color: var(--primary-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-lg);
            cursor: pointer;
            transition: var(--transition);
            border: none;
            outline: none;
            position: relative;
        }

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

        .sticky-btn svg {
            width: 24px;
            height: 24px;
            fill: #ffffff;
        }

        .sticky-btn .tooltip {
            position: absolute;
            right: 60px;
            background-color: #0F172A;
            color: white;
            padding: 6px 12px;
            border-radius: 4px;
            font-size: 0.85rem;
            white-space: nowrap;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
        }

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

        .sticky-btn .qr-hover {
            position: absolute;
            right: 60px;
            bottom: 0;
            background-color: white;
            padding: 12px;
            border-radius: 8px;
            box-shadow: var(--shadow-lg);
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            border: 1px solid var(--border-color);
        }

        .sticky-btn:hover .qr-hover {
            opacity: 1;
            visibility: visible;
        }

        .sticky-btn .qr-hover img {
            width: 100px;
            height: 100px;
            display: block;
        }

        .sticky-btn .qr-hover span {
            display: block;
            text-align: center;
            color: var(--text-dark);
            font-size: 0.75rem;
            margin-top: 6px;
        }

        #back-to-top {
            display: none;
            background-color: var(--text-medium);
        }

        #back-to-top:hover {
            background-color: var(--text-dark);
        }

        /* Label cloud (Tags) */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            justify-content: center;
        }

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

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

        /* Responsive Design */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                margin-top: -30px;
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .flow-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .flow-steps::before {
                display: none;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            h2 {
                font-size: 1.8rem;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero-desc {
                font-size: 1.1rem;
            }
            .about-grid, .contact-layout {
                grid-template-columns: 1fr;
            }
            .case-grid {
                grid-template-columns: 1fr;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: #ffffff;
                box-shadow: var(--shadow-md);
                padding: 20px;
                gap: 15px;
                border-top: 1px solid var(--border-color);
            }
            .nav-links.active {
                display: flex;
            }
            .nav-toggle {
                display: block;
            }
            .banner-gallery {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .flow-steps {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero-btns .btn {
                width: 100%;
            }
            .banner-gallery {
                grid-template-columns: 1fr;
            }
            .contact-visuals {
                flex-direction: column;
            }
        }