:root {
            --primary: #f97316;
            --primary-hover: #ea580c;
            --primary-light: #fff7ed;
            --accent: #ff4500;
            --text-dark: #0f172a;
            --text-gray: #475569;
            --text-light: #64748b;
            --bg-light: #f8fafc;
            --bg-white: #ffffff;
            --border-color: #e2e8f0;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
            --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -1px rgba(0,0,0,0.04);
            --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -2px rgba(0,0,0,0.04);
            --container-width: 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);
        }

        body {
            line-height: 1.6;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.3s ease;
        }

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

        .section-padding {
            padding: 80px 0;
        }

        .section-title {
            text-align: center;
            font-size: 2.2rem;
            margin-bottom: 12px;
            font-weight: 700;
            color: var(--text-dark);
            position: relative;
        }

        .section-title::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            margin: 12px auto 0;
            border-radius: 2px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 8px;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            cursor: pointer;
            border: none;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #ffffff;
            box-shadow: 0 4px 14px rgba(249, 115, 22, 0.4);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(249, 115, 22, 0.6);
            opacity: 0.95;
            color: #ffffff;
        }

        .btn-secondary {
            background-color: var(--bg-white);
            color: var(--primary);
            border: 1px solid var(--primary);
        }

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

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

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

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

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

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

        .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-gray);
            padding: 8px 4px;
            position: relative;
        }

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

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background-color: var(--primary);
            transition: all 0.3s ease;
            transform: translateX(-50%);
        }

        .nav-link:hover::after {
            width: 100%;
        }

        .nav-btn {
            padding: 8px 18px;
            font-size: 0.9rem;
        }

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

        .menu-toggle span {
            width: 25px;
            height: 3px;
            background-color: var(--text-dark);
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        /* Hero Section (No Images Allowed) */
        .hero {
            position: relative;
            background: radial-gradient(circle at 10% 20%, rgba(255, 247, 237, 0.6) 0%, rgba(255, 255, 255, 0.9) 90%);
            padding: 120px 0 100px;
            overflow: hidden;
            border-bottom: 1px solid var(--border-color);
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -20%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(249, 115, 22, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            z-index: 1;
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            background-color: var(--primary-light);
            color: var(--primary);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 600;
            border: 1px solid rgba(249, 115, 22, 0.2);
            margin-bottom: 24px;
        }

        .hero h1 {
            font-size: 3rem;
            line-height: 1.25;
            font-weight: 800;
            color: var(--text-dark);
            margin-bottom: 24px;
            letter-spacing: -0.5px;
        }

        .hero h1 span {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero p {
            font-size: 1.25rem;
            color: var(--text-gray);
            margin-bottom: 40px;
            line-height: 1.8;
        }

        .hero-btns {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }

        .hero-features-list {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
            margin-top: 20px;
            border-top: 1px solid rgba(0,0,0,0.06);
            padding-top: 30px;
        }

        .hero-feature-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            color: var(--text-gray);
            font-size: 1rem;
        }

        .hero-feature-item svg {
            color: var(--primary);
        }

        /* Stats Cards */
        .stats-section {
            margin-top: -50px;
            position: relative;
            z-index: 10;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }

        .stats-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 30px 24px;
            text-align: center;
            box-shadow: var(--shadow-md);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

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

        .stats-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 10px;
        }

        .stats-label {
            font-size: 0.95rem;
            color: var(--text-light);
            font-weight: 500;
        }

        /* Platform Introduction Section */
        .intro-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .intro-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 32px;
            transition: all 0.3s ease;
        }

        .intro-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: rgba(249, 115, 22, 0.2);
            transform: translateY(-2px);
        }

        .intro-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background-color: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 24px;
            color: var(--primary);
        }

        .intro-title {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 12px;
        }

        .intro-desc {
            font-size: 0.95rem;
            color: var(--text-gray);
            line-height: 1.6;
        }

        /* All-platform AIGC Services */
        .services-section {
            background-color: var(--bg-white);
        }

        .platform-cloud {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            max-width: 900px;
            margin: 0 auto 50px;
        }

        .platform-tag {
            background-color: var(--bg-light);
            border: 1px solid var(--border-color);
            color: var(--text-gray);
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all 0.3s ease;
        }

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

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

        .prod-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 30px;
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-sm);
        }

        .prod-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary);
        }

        .prod-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 16px;
        }

        .prod-name {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-dark);
        }

        .prod-badge {
            background-color: #fef3c7;
            color: #d97706;
            font-size: 0.75rem;
            padding: 4px 8px;
            border-radius: 4px;
            font-weight: 600;
        }

        .prod-desc {
            font-size: 0.95rem;
            color: var(--text-gray);
            margin-bottom: 20px;
            flex-grow: 1;
        }

        .prod-features {
            list-style: none;
            padding: 0;
            margin-bottom: 24px;
        }

        .prod-features li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 8px;
        }

        .prod-features li svg {
            color: var(--primary);
        }

        /* All-industry Solutions (Image integration) */
        .sol-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .sol-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
        }

        .sol-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .sol-img-container {
            position: relative;
            width: 100%;
            height: 200px;
            overflow: hidden;
            background-color: var(--bg-light);
        }

        .sol-img-container img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .sol-content {
            padding: 24px;
        }

        .sol-tag {
            display: inline-block;
            background-color: var(--primary-light);
            color: var(--primary);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 4px;
            margin-bottom: 12px;
        }

        .sol-title {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-dark);
        }

        .sol-desc {
            font-size: 0.9rem;
            color: var(--text-gray);
            margin-bottom: 16px;
        }

        /* National Service Network */
        .timeline-section {
            background-color: var(--bg-white);
        }

        .timeline-container {
            position: relative;
            max-width: 900px;
            margin: 0 auto;
            padding: 40px 0;
        }

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

        .timeline-item {
            display: flex;
            justify-content: flex-end;
            position: relative;
            margin-bottom: 50px;
            width: 50%;
            padding-right: 40px;
        }

        .timeline-item:nth-child(even) {
            align-self: flex-end;
            justify-content: flex-start;
            padding-right: 0;
            padding-left: 40px;
            margin-left: 50%;
        }

        .timeline-dot {
            position: absolute;
            right: -8px;
            top: 4px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background-color: var(--primary);
            border: 3px solid var(--bg-white);
            box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.2);
            z-index: 5;
        }

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

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

        .timeline-date {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
        }

        .timeline-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-dark);
        }

        .timeline-text {
            font-size: 0.9rem;
            color: var(--text-gray);
        }

        /* Standardized AIGC Workflow */
        .step-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            position: relative;
        }

        .step-item {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 28px 20px;
            text-align: center;
            position: relative;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
        }

        .step-item:hover {
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        .step-num {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            margin: 0 auto 16px;
        }

        .step-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-dark);
        }

        .step-desc {
            font-size: 0.85rem;
            color: var(--text-gray);
        }

        /* Customer Case Center (Image integration) */
        .cases-section {
            background-color: var(--bg-white);
        }

        .cases-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .case-card {
            background-color: var(--bg-light);
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid var(--border-color);
            transition: all 0.3s ease;
        }

        .case-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(249, 115, 22, 0.2);
        }

        .case-img-wrap {
            height: 220px;
            overflow: hidden;
            background-color: #cbd5e1;
        }

        .case-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .case-card:hover .case-img-wrap img {
            transform: scale(1.03);
        }

        .case-body {
            padding: 24px;
        }

        .case-client {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--text-light);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 8px;
        }

        .case-name {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-dark);
        }

        .case-quote {
            font-size: 0.9rem;
            color: var(--text-gray);
            font-style: italic;
            border-left: 2px solid var(--primary);
            padding-left: 12px;
        }

        /* Technical Standards */
        .standards-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px;
        }

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

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

        .standard-icon {
            color: var(--primary);
            background-color: var(--primary-light);
            width: 36px;
            height: 36px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .standard-title {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-dark);
        }

        .standard-desc {
            font-size: 0.9rem;
            color: var(--text-gray);
        }

        /* Comparison Review Table */
        .comparison-section {
            background-color: var(--bg-white);
        }

        .comparison-summary {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 30px;
            background-color: var(--primary-light);
            border: 1px solid rgba(249, 115, 22, 0.2);
            border-radius: 16px;
            padding: 30px;
            max-width: 800px;
            margin: 0 auto 50px;
            flex-wrap: wrap;
            text-align: center;
        }

        .comp-score {
            font-size: 3rem;
            font-weight: 900;
            color: var(--accent);
        }

        .comp-stars {
            color: #fbbf24;
            font-size: 1.5rem;
            margin-bottom: 6px;
        }

        .comp-summary-text h4 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-dark);
        }

        .comp-summary-text p {
            font-size: 0.95rem;
            color: var(--text-gray);
        }

        .table-responsive {
            width: 100%;
            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;
            font-size: 0.95rem;
        }

        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;
        }

        .comp-yes {
            color: #16a34a;
            font-weight: 600;
        }

        .comp-no {
            color: #dc2626;
            font-weight: 500;
        }

        /* Token Price Reference */
        .token-card {
            background-color: var(--bg-white);
            border-radius: 16px;
            border: 1px solid var(--border-color);
            padding: 30px;
            box-shadow: var(--shadow-sm);
        }

        /* Smart Demand Matching & Form */
        .form-section {
            background-color: var(--bg-white);
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .form-info h3 {
            font-size: 1.8rem;
            margin-bottom: 18px;
            font-weight: 700;
        }

        .form-info p {
            color: var(--text-gray);
            margin-bottom: 30px;
        }

        .form-features-list {
            list-style: none;
            padding: 0;
        }

        .form-features-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 16px;
            font-size: 0.95rem;
            color: var(--text-gray);
        }

        .form-features-list li svg {
            color: var(--primary);
            margin-top: 4px;
            flex-shrink: 0;
        }

        .matching-form {
            background-color: var(--bg-light);
            border: 1px solid var(--border-color);
            padding: 40px;
            border-radius: 16px;
            box-shadow: var(--shadow-sm);
        }

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

        .form-label {
            display: block;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-dark);
        }

        .form-control {
            width: 100%;
            padding: 12px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            font-size: 0.95rem;
            background-color: var(--bg-white);
            transition: all 0.3s ease;
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.15);
        }

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

        .training-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 30px;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .training-card:hover {
            transform: translateY(-3px);
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
        }

        .training-tag {
            display: inline-block;
            background-color: #eff6ff;
            color: #2563eb;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 4px;
            margin-bottom: 16px;
        }

        .training-title {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 12px;
        }

        .training-desc {
            font-size: 0.9rem;
            color: var(--text-gray);
            margin-bottom: 20px;
            flex-grow: 1;
        }

        .training-footer {
            border-top: 1px solid var(--border-color);
            padding-top: 16px;
            font-size: 0.85rem;
            color: var(--text-light);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        /* User Reviews Section */
        .reviews-section {
            background-color: var(--bg-white);
        }

        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
        }

        .review-card {
            background-color: var(--bg-light);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 28px;
            box-shadow: var(--shadow-sm);
        }

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

        .review-avatar-placeholder {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
        }

        .review-user-info h5 {
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-dark);
        }

        .review-user-info p {
            font-size: 0.8rem;
            color: var(--text-light);
        }

        .review-text {
            font-size: 0.9rem;
            color: var(--text-gray);
            line-height: 1.6;
        }

        /* FAQ (Fold Panels) */
        .faq-container {
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-item {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color 0.3s ease;
        }

        .faq-item:hover {
            border-color: var(--primary);
        }

        .faq-header {
            padding: 20px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            user-select: none;
        }

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

        .faq-icon {
            font-size: 1.2rem;
            font-weight: bold;
            color: var(--primary);
            transition: transform 0.3s ease;
        }

        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: all 0.3s cubic-bezier(0, 1, 0, 1);
            color: var(--text-gray);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        .faq-item.active .faq-answer {
            padding: 0 24px 20px 24px;
            max-height: 1000px;
            transition: all 0.3s cubic-bezier(1, 0, 1, 0);
        }

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

        /* Troubleshoot and AI Glossary Section */
        .trouble-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .trouble-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 24px;
        }

        .trouble-title {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-dark);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .trouble-title svg {
            color: var(--primary);
        }

        .trouble-list {
            list-style: none;
            padding: 0;
        }

        .trouble-list li {
            font-size: 0.9rem;
            color: var(--text-gray);
            margin-bottom: 10px;
            display: flex;
            align-items: flex-start;
            gap: 6px;
        }

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

        /* Industry News / Knowledge Base */
        .news-section {
            background-color: var(--bg-white);
        }

        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }

        .news-card {
            background-color: var(--bg-light);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 24px;
            transition: all 0.3s ease;
        }

        .news-card:hover {
            transform: translateY(-2px);
            border-color: var(--primary);
        }

        .news-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .news-desc {
            font-size: 0.85rem;
            color: var(--text-light);
            margin-bottom: 16px;
        }

        .news-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

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

        /* Agent Section */
        .agent-section {
            background: linear-gradient(135deg, rgba(255, 126, 64, 0.05), rgba(255, 69, 0, 0.05));
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }

        .agent-box {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 50px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            box-shadow: var(--shadow-sm);
        }

        .agent-content {
            max-width: 600px;
        }

        .agent-badge {
            display: inline-block;
            background-color: var(--primary-light);
            color: var(--primary);
            padding: 6px 12px;
            border-radius: 6px;
            font-size: 0.85rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .agent-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-dark);
            margin-bottom: 16px;
        }

        .agent-desc {
            font-size: 1rem;
            color: var(--text-gray);
            margin-bottom: 24px;
        }

        .agent-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-bottom: 30px;
        }

        .agent-feat-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.95rem;
            color: var(--text-gray);
            font-weight: 500;
        }

        .agent-feat-item svg {
            color: var(--primary);
        }

        /* Contact Details Grid */
        .contact-details {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 24px;
            margin-top: 50px;
        }

        .contact-info-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 24px;
            text-align: center;
            box-shadow: var(--shadow-sm);
        }

        .contact-info-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 12px;
        }

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

        .qr-wrap {
            margin-top: 12px;
        }

        .qr-wrap img {
            width: 120px;
            height: 120px;
            object-fit: cover;
            border-radius: 8px;
            border: 1px solid var(--border-color);
        }

        /* Footer */
        footer {
            background-color: var(--text-dark);
            color: #cbd5e1;
            padding: 60px 0 30px;
            font-size: 0.9rem;
        }

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

        .footer-logo {
            margin-bottom: 20px;
            
        }

        .footer-logo img {
            height: 40px;
            width: auto;
        }

        .footer-desc {
            font-size: 0.85rem;
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .footer-title {
            color: #ffffff;
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 20px;
            position: relative;
        }

        .footer-links {
            list-style: none;
            padding: 0;
        }

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

        .footer-links a {
            color: #94a3b8;
        }

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

        .friend-links-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 15px;
            margin-top: 15px;
        }

        .friend-links-wrap a {
            color: #94a3b8;
            font-size: 0.85rem;
        }

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

        .footer-bottom {
            border-top: 1px solid #334155;
            padding-top: 30px;
            text-align: center;
            font-size: 0.8rem;
            color: #64748b;
        }

        /* Float Customer Panel */
        .float-panel {
            position: fixed;
            right: 20px;
            bottom: 40px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-md);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            position: relative;
            color: var(--text-dark);
            transition: all 0.3s ease;
        }

        .float-btn:hover {
            background-color: var(--primary);
            color: #ffffff;
            transform: scale(1.05);
        }

        .float-btn-qr {
            position: absolute;
            right: 60px;
            bottom: 0;
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 12px;
            border-radius: 12px;
            box-shadow: var(--shadow-lg);
            display: none;
            text-align: center;
            z-index: 1000;
        }

        .float-btn-qr img {
            width: 100px;
            height: 100px;
            display: block;
            margin-bottom: 6px;
        }

        .float-btn-qr span {
            font-size: 0.75rem;
            color: var(--text-dark);
            font-weight: 600;
            white-space: nowrap;
        }

        .float-btn:hover .float-btn-qr {
            display: block;
        }

        .back-to-top {
            display: none;
        }

        /* SVG Icons */
        .icon {
            width: 20px;
            height: 20px;
            fill: currentColor;
            display: inline-block;
            vertical-align: middle;
        }

        /* Responsive Layouts */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background-color: var(--bg-white);
                border-bottom: 1px solid var(--border-color);
                padding: 20px;
                gap: 15px;
                box-shadow: var(--shadow-md);
            }

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

            .menu-toggle {
                display: flex;
            }

            .hero h1 {
                font-size: 2.2rem;
            }

            .hero p {
                font-size: 1.1rem;
            }

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

            .agent-box {
                flex-direction: column;
                padding: 30px;
            }

            .agent-features {
                grid-template-columns: 1fr;
            }

            .timeline-line {
                left: 20px;
            }

            .timeline-item {
                width: 100%;
                padding-right: 0;
                padding-left: 45px;
            }

            .timeline-item:nth-child(even) {
                margin-left: 0;
                padding-left: 45px;
            }

            .timeline-dot {
                left: 12px !important;
                right: auto !important;
            }
        }