:root {
            --primary: #2563eb;
            --primary-light: #3b82f6;
            --primary-dark: #1d4ed8;
            --accent: #06b6d4;
            --accent-green: #10b981;
            --dark: #0f172a;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --bg-light: #f8fafc;
            --bg-white: #ffffff;
            --border-color: #e2e8f0;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* Base Reset */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-family: var(--font-sans);
            color: var(--text-main);
            background-color: var(--bg-light);
            line-height: 1.6;
        }
        body {
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul {
            list-style: none;
        }

        /* Typography & Layout */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-padding {
            padding: 80px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }
        .section-title {
            font-size: 2rem;
            color: var(--dark);
            font-weight: 700;
            margin-bottom: 16px;
            position: relative;
            display: inline-block;
        }
        .section-title::after {
            content: '';
            display: block;
            width: 50px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            margin: 8px auto 0;
            border-radius: 2px;
        }
        .section-desc {
            font-size: 1.1rem;
            color: var(--text-muted);
            max-width: 700px;
            margin: 0 auto;
        }

        /* 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;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--bg-white);
            box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
            color: var(--bg-white);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: var(--bg-white);
            transform: translateY(-2px);
        }

        /* Header Navigation */
        .header {
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(8px);
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            transition: var(--transition);
        }
        .header-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }
        .logo-wrap {
            display: flex;
            align-items: center;
            height: 45px;
        }
        .ai-page-logo {
            height: 40px;
            width: auto;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 20px;
        }
        .nav-link {
            font-weight: 500;
            color: var(--dark);
            font-size: 0.95rem;
            padding: 8px 4px;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            background: none;
            border: none;
        }
        .hamburger span {
            display: block;
            width: 25px;
            height: 3px;
            background-color: var(--dark);
            border-radius: 2px;
            transition: var(--transition);
        }

        /* Hero Section (No Image) */
        .hero {
            padding-top: 150px;
            padding-bottom: 100px;
            background: radial-gradient(circle at 90% 10%, rgba(6, 182, 212, 0.08), transparent 40%),
                        radial-gradient(circle at 10% 80%, rgba(37, 99, 235, 0.08), transparent 40%),
                        var(--bg-white);
            text-align: center;
            position: relative;
        }
        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(37, 99, 235, 0.08);
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 600;
            border-radius: 50px;
            margin-bottom: 24px;
        }
        .hero-title-h1 {
            font-size: 2.8rem;
            color: var(--dark);
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 24px;
        }
        .hero-title-h1 span {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-desc {
            font-size: 1.25rem;
            color: var(--text-muted);
            max-width: 800px;
            margin: 0 auto 40px;
        }
        .hero-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            margin-bottom: 60px;
        }

        /* Stats Grid */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            background: var(--bg-white);
            padding: 30px;
            border-radius: 16px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.03);
            border: 1px solid var(--border-color);
        }
        .stat-card {
            text-align: center;
        }
        .stat-num {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* About Us & Platform Intro */
        .about-section {
            background-color: var(--bg-light);
        }
        .about-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 50px;
            align-items: center;
        }
        .about-content h3 {
            font-size: 1.8rem;
            color: var(--dark);
            margin-bottom: 20px;
        }
        .about-p {
            color: var(--text-main);
            margin-bottom: 16px;
            font-size: 1.05rem;
        }
        .about-features {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-top: 30px;
        }
        .about-feat-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            color: var(--dark);
        }
        .about-feat-item svg {
            color: var(--accent-green);
        }
        .about-visual {
            background: linear-gradient(135deg, rgba(37,99,235,0.05), rgba(6,182,212,0.05));
            border-radius: 20px;
            padding: 30px;
            border: 1px solid var(--border-color);
        }
        .visual-card {
            background: var(--bg-white);
            padding: 20px;
            border-radius: 12px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.02);
            margin-bottom: 16px;
            border-left: 4px solid var(--primary);
        }
        .visual-card:last-child {
            margin-bottom: 0;
            border-left-color: var(--accent);
        }
        .visual-card-title {
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 6px;
        }
        .visual-card-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* Services Grid */
        .services-section {
            background-color: var(--bg-white);
        }
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .service-card {
            background-color: var(--bg-light);
            border: 1px solid var(--border-color);
            padding: 35px 24px;
            border-radius: 12px;
            transition: var(--transition);
        }
        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
            border-color: var(--primary-light);
        }
        .service-icon {
            width: 50px;
            height: 50px;
            background-color: rgba(37,99,235,0.1);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            margin-bottom: 24px;
        }
        .service-title {
            font-size: 1.3rem;
            color: var(--dark);
            font-weight: 700;
            margin-bottom: 14px;
        }
        .service-desc {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 20px;
        }
        .service-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .service-tag {
            font-size: 0.75rem;
            background-color: rgba(6,182,212,0.08);
            color: var(--accent);
            padding: 3px 8px;
            border-radius: 4px;
            font-weight: 500;
        }

        /* Industry Solutions & Model list */
        .solutions-section {
            background-color: var(--bg-light);
        }
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }
        .solution-card {
            background: var(--bg-white);
            border-radius: 16px;
            padding: 35px;
            border: 1px solid var(--border-color);
            box-shadow: 0 4px 10px rgba(0,0,0,0.01);
        }
        .solution-card h3 {
            font-size: 1.4rem;
            color: var(--dark);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .solution-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .solution-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: var(--text-main);
        }
        .solution-item svg {
            color: var(--primary);
            margin-top: 4px;
            flex-shrink: 0;
        }
        .model-cloud-wrap {
            margin-top: 50px;
            background: var(--bg-white);
            padding: 40px;
            border-radius: 16px;
            border: 1px solid var(--border-color);
            text-align: center;
        }
        .model-cloud-title {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 24px;
        }
        .model-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
        }
        .model-tag {
            font-size: 0.9rem;
            padding: 6px 14px;
            background-color: var(--bg-light);
            border: 1px solid var(--border-color);
            border-radius: 6px;
            color: var(--dark);
            font-weight: 500;
            transition: var(--transition);
        }
        .model-tag:hover {
            background-color: var(--primary);
            color: var(--bg-white);
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        /* Workflow & Standards */
        .workflow-section {
            background-color: var(--bg-white);
        }
        .steps-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
            margin-bottom: 50px;
        }
        .step-item {
            background: var(--bg-light);
            padding: 30px 20px;
            border-radius: 12px;
            text-align: center;
            border: 1px solid var(--border-color);
            position: relative;
            z-index: 2;
        }
        .step-num {
            width: 45px;
            height: 45px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: var(--bg-white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            margin: 0 auto 20px;
            font-size: 1.1rem;
        }
        .step-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
        }
        .step-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        .standards-box {
            background: linear-gradient(135deg, var(--dark), #1e293b);
            color: var(--bg-white);
            padding: 40px;
            border-radius: 16px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 30px;
            margin-top: 50px;
        }
        .standards-info h4 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--bg-white);
        }
        .standards-info p {
            color: rgba(255,255,255,0.7);
        }
        .standards-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .std-item {
            background: rgba(255,255,255,0.05);
            padding: 15px 20px;
            border-radius: 8px;
            border: 1px solid rgba(255,255,255,0.1);
        }
        .std-name {
            font-weight: 600;
            color: var(--bg-white);
            margin-bottom: 4px;
        }
        .std-val {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.6);
        }

        /* Token Price Section */
        .token-section {
            background-color: var(--bg-light);
        }
        .token-card {
            background: var(--bg-white);
            padding: 40px;
            border-radius: 16px;
            border: 1px solid var(--border-color);
            box-shadow: 0 4px 20px rgba(0,0,0,0.02);
        }
        .table-responsive {
            overflow-x: auto;
            margin-top: 30px;
        }
        .token-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 600px;
        }
        .token-table th, .token-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-color);
        }
        .token-table th {
            background-color: var(--bg-light);
            font-weight: 700;
            color: var(--dark);
        }
        .token-table tr:hover {
            background-color: rgba(37,99,235,0.01);
        }
        .badge-saving {
            background-color: rgba(16,185,129,0.1);
            color: var(--accent-green);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        /* Training Program */
        .training-section {
            background-color: var(--bg-white);
        }
        .training-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .train-card {
            background-color: var(--bg-light);
            border-radius: 12px;
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition);
        }
        .train-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
        }
        .train-card-content {
            padding: 30px;
        }
        .train-tag {
            font-size: 0.8rem;
            background: rgba(37,99,235,0.1);
            color: var(--primary);
            padding: 4px 10px;
            border-radius: 4px;
            font-weight: 600;
            display: inline-block;
            margin-bottom: 16px;
        }
        .train-title {
            font-size: 1.25rem;
            color: var(--dark);
            font-weight: 700;
            margin-bottom: 12px;
        }
        .train-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .train-details {
            border-top: 1px solid var(--border-color);
            padding-top: 15px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .train-detail-item {
            font-size: 0.85rem;
            color: var(--text-main);
            font-weight: 500;
        }

        /* Cases Section */
        .cases-section {
            background-color: var(--bg-light);
        }
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }
        .case-card {
            background: var(--bg-white);
            border-radius: 16px;
            border: 1px solid var(--border-color);
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }
        .case-img-container {
            width: 100%;
            height: 240px;
            overflow: hidden;
            position: relative;
        }
        .case-img-container img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .case-content {
            padding: 30px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .case-title {
            font-size: 1.3rem;
            color: var(--dark);
            font-weight: 700;
            margin-bottom: 12px;
        }
        .case-desc {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .case-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-top: 1px solid var(--border-color);
            padding-top: 15px;
            font-size: 0.85rem;
            color: var(--text-main);
        }

        /* Evaluation Block */
        .eval-section {
            background: var(--bg-white);
        }
        .eval-box {
            background: linear-gradient(135deg, rgba(37,99,235,0.02), rgba(6,182,212,0.02));
            padding: 40px;
            border-radius: 20px;
            border: 1px solid var(--border-color);
            display: grid;
            grid-template-columns: 0.7fr 1.3fr;
            gap: 40px;
            align-items: center;
        }
        .eval-left {
            text-align: center;
            border-right: 1px solid var(--border-color);
            padding-right: 40px;
        }
        .eval-stars {
            color: #fbbf24;
            font-size: 2.2rem;
            margin-bottom: 12px;
        }
        .eval-score {
            font-size: 4rem;
            font-weight: 800;
            color: var(--dark);
            line-height: 1;
            margin-bottom: 6px;
        }
        .eval-score span {
            font-size: 1.5rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        .eval-badge {
            display: inline-block;
            padding: 6px 16px;
            background-color: var(--primary);
            color: var(--bg-white);
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
        }
        .eval-right h3 {
            font-size: 1.6rem;
            color: var(--dark);
            margin-bottom: 20px;
        }
        .eval-bullets {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .eval-bullet {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 0.95rem;
        }
        .eval-bullet svg {
            color: var(--accent-green);
            flex-shrink: 0;
            margin-top: 4px;
        }

        /* Testimonials (6 Comments) */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 50px;
        }
        .testi-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.01);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .testi-text {
            font-size: 0.95rem;
            color: var(--text-main);
            margin-bottom: 20px;
            font-style: italic;
        }
        .testi-user {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .testi-avatar {
            width: 44px;
            height: 44px;
            background-color: var(--primary);
            color: var(--bg-white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
        }
        .testi-info h5 {
            font-weight: 700;
            color: var(--dark);
            font-size: 0.95rem;
        }
        .testi-info p {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* Form & Match Section */
        .form-section {
            background-color: var(--bg-light);
        }
        .form-container-box {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 50px;
            align-items: flex-start;
        }
        .form-info h3 {
            font-size: 1.8rem;
            color: var(--dark);
            margin-bottom: 20px;
        }
        .form-info p {
            color: var(--text-main);
            margin-bottom: 30px;
        }
        .contact-methods {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .contact-item {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .contact-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
        }
        .contact-text h5 {
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        .contact-text p {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0;
        }
        .form-card {
            background: var(--bg-white);
            padding: 40px;
            border-radius: 16px;
            border: 1px solid var(--border-color);
            box-shadow: 0 10px 30px rgba(0,0,0,0.03);
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-label {
            display: block;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 8px;
        }
        .form-control {
            width: 100%;
            padding: 12px 16px;
            font-size: 0.95rem;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            background-color: var(--bg-light);
            transition: var(--transition);
        }
        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            background-color: var(--bg-white);
            box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
        }
        textarea.form-control {
            resize: vertical;
            min-height: 100px;
        }
        .form-submit-btn {
            width: 100%;
            padding: 14px;
            font-size: 1rem;
            font-weight: 700;
        }

        /* FAQ Section */
        .faq-section {
            background-color: var(--bg-white);
        }
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border-color);
            padding: 20px 0;
        }
        .faq-header-btn {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: none;
            border: none;
            text-align: left;
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--dark);
            cursor: pointer;
            padding: 10px 0;
        }
        .faq-header-btn::after {
            content: '+';
            font-size: 1.5rem;
            color: var(--primary);
            transition: var(--transition);
        }
        .faq-item.active .faq-header-btn::after {
            content: '-';
            transform: rotate(180deg);
        }
        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
        }
        .faq-content {
            padding: 10px 0 20px;
            color: var(--text-main);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        /* Troubleshooting & Glossary */
        .resources-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 40px;
            margin-top: 50px;
        }
        .resource-card {
            background: var(--bg-light);
            border-radius: 16px;
            padding: 35px;
            border: 1px solid var(--border-color);
        }
        .resource-card h3 {
            font-size: 1.4rem;
            color: var(--dark);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .resource-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .resource-item-title {
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 4px;
        }
        .resource-item-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* Articles & Wiki */
        .articles-section {
            background-color: var(--bg-white);
        }
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .article-card {
            background: var(--bg-light);
            border-radius: 12px;
            border: 1px solid var(--border-color);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
        }
        .article-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.04);
        }
        .article-content {
            padding: 24px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .article-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .article-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 12px;
            line-height: 1.4;
        }
        .article-link {
            font-weight: 600;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* Footer */
        .footer {
            background-color: var(--dark);
            color: rgba(255,255,255,0.7);
            padding: 80px 0 30px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 50px;
        }
        .footer-brand h4 {
            color: var(--bg-white);
            font-size: 1.25rem;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-brand p {
            margin-bottom: 20px;
            line-height: 1.6;
        }
        .footer-links h5 {
            color: var(--bg-white);
            font-size: 1rem;
            margin-bottom: 20px;
            font-weight: 700;
        }
        .footer-links ul {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .footer-links a {
            color: rgba(255,255,255,0.7);
        }
        .footer-links a:hover {
            color: var(--bg-white);
        }
        .footer-contact-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .footer-contact-item {
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        .footer-contact-item svg {
            margin-top: 4px;
            flex-shrink: 0;
            color: var(--primary-light);
        }
        .footer-qr-area {
            display: flex;
            gap: 20px;
            align-items: center;
            background: rgba(255,255,255,0.03);
            padding: 15px;
            border-radius: 8px;
            border: 1px solid rgba(255,255,255,0.05);
        }
        .footer-qr-img {
            width: 80px;
            height: 80px;
            background-color: var(--bg-white);
            padding: 4px;
            border-radius: 4px;
        }
        .footer-qr-info {
            font-size: 0.8rem;
        }
        .footer-qr-info h6 {
            color: var(--bg-white);
            font-size: 0.9rem;
            margin-bottom: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
        }
        .friend-links a {
            color: rgba(255,255,255,0.5);
            font-size: 0.85rem;
        }
        .friend-links a:hover {
            color: var(--bg-white);
        }

        /* Float Customer Service */
        .float-widget {
            position: fixed;
            right: 24px;
            bottom: 24px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .float-btn {
            width: 50px;
            height: 50px;
            background-color: var(--primary);
            color: var(--bg-white);
            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: none;
            position: relative;
        }
        .float-btn:hover {
            background-color: var(--primary-dark);
            transform: scale(1.05);
        }
        .float-btn-qr {
            position: absolute;
            bottom: 60px;
            right: 0;
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 12px;
            border-radius: 8px;
            box-shadow: 0 8px 30px rgba(0,0,0,0.15);
            width: 140px;
            display: none;
            text-align: center;
        }
        .float-btn-qr img {
            width: 100%;
            height: auto;
            margin-bottom: 6px;
        }
        .float-btn-qr span {
            font-size: 0.8rem;
            color: var(--dark);
            font-weight: 600;
            display: block;
        }
        .float-btn:hover .float-btn-qr {
            display: block;
        }

        /* Mobile Menu */
        @media (max-width: 991px) {
            .hamburger {
                display: flex;
            }
            .nav-menu {
                position: fixed;
                top: 70px;
                left: 0;
                right: 0;
                background-color: var(--bg-white);
                flex-direction: column;
                padding: 30px;
                box-shadow: 0 10px 20px rgba(0,0,0,0.05);
                border-top: 1px solid var(--border-color);
                gap: 15px;
                transform: translateY(-150%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
            }
            .nav-menu.active {
                transform: translateY(0);
                opacity: 1;
                pointer-events: all;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .about-grid, .form-container-box, .eval-box {
                grid-template-columns: 1fr;
            }
            .eval-left {
                border-right: none;
                padding-right: 0;
                border-bottom: 1px solid var(--border-color);
                padding-bottom: 30px;
            }
            .services-grid, .training-grid, .testimonials-grid, .articles-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-container {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .hero-title-h1 {
                font-size: 2rem;
            }
            .services-grid, .training-grid, .testimonials-grid, .articles-grid, .solutions-grid, .resources-grid, .steps-container {
                grid-template-columns: 1fr;
            }
            .eval-bullets {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .standards-box {
                flex-direction: column;
                align-items: stretch;
            }
        }