:root {
            --primary: #0f4c81; /* 宝蓝主色 */
            --primary-hover: #0b375e;
            --accent: #00a8cc; /* 明艳青蓝 */
            --accent-light: #e0f7fc;
            --dark: #0f172a;
            --light-bg: #f4f7fc;
            --white: #ffffff;
            --gray-100: #f1f5f9;
            --gray-200: #e2e8f0;
            --gray-600: #475569;
            --gray-700: #334155;
            --success: #10b981;
            --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 -4px rgba(0,0,0,0.1);
            --radius: 8px;
            --radius-lg: 16px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* Base styles */
        * {
            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(--dark);
            background-color: var(--light-bg);
            line-height: 1.6;
        }
        body {
            position: relative;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul {
            list-style: none;
        }

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

        /* Custom scrollbar */
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--gray-100);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--primary);
            border-radius: 4px;
        }

        /* Layout Sections */
        section {
            padding: 80px 0;
            position: relative;
        }
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }
        .section-header h2 {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
            padding-bottom: 10px;
        }
        .section-header h2::after {
            content: '';
            position: absolute;
            left: 50%;
            bottom: 0;
            transform: translateX(-50%);
            width: 60px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }
        .section-header p {
            color: var(--gray-600);
            max-width: 600px;
            margin: 0 auto;
        }

        /* Navigation Header */
        header.site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--gray-200);
            box-shadow: var(--shadow-sm);
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }
        .logo-wrapper {
            display: flex;
            align-items: center;
        }
        .ai-page-logo {
            height: 40px;
            width: auto;
        }
        .nav-menu {
            display: flex;
            gap: 20px;
            align-items: center;
        }
        .nav-link {
            font-weight: 500;
            color: var(--gray-700);
            font-size: 0.95rem;
            padding: 5px 10px;
            border-radius: var(--radius);
        }
        .nav-link:hover {
            color: var(--primary);
            background: var(--gray-100);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 15px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 20px;
            border-radius: var(--radius);
            font-weight: 600;
            transition: var(--transition);
            cursor: pointer;
            border: none;
            font-size: 0.95rem;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--white);
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
        }
        .btn-accent {
            background: var(--accent);
            color: var(--white);
        }
        .btn-accent:hover {
            background: #008fae;
            transform: translateY(-2px);
        }
        .btn-outline {
            border: 2px solid var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover {
            background: var(--primary);
            color: var(--white);
        }
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
        }
        .menu-toggle span {
            display: block;
            width: 25px;
            height: 3px;
            background: var(--primary);
            transition: var(--transition);
        }

        /* Hero Section (No Images!) */
        .hero-section {
            background: linear-gradient(135deg, #0f4c81 0%, #1e293b 100%);
            color: var(--white);
            padding: 120px 0 80px;
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -20%;
            left: -10%;
            width: 60%;
            height: 80%;
            background: radial-gradient(circle, rgba(0, 168, 204, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -20%;
            right: -10%;
            width: 60%;
            height: 80%;
            background: radial-gradient(circle, rgba(15, 76, 129, 0.4) 0%, transparent 70%);
            pointer-events: none;
        }
        .hero-content {
            max-width: 900px;
            margin: 0 auto;
            position: relative;
            z-index: 10;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(0, 168, 204, 0.2);
            border: 1px solid var(--accent);
            color: var(--accent);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.9rem;
            margin-bottom: 25px;
            font-weight: 600;
            letter-spacing: 1px;
        }
        .hero-content h1 {
            font-size: 2.8rem;
            line-height: 1.25;
            margin-bottom: 25px;
            font-weight: 800;
            background: linear-gradient(120deg, #ffffff 30%, #e0f7fc 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-content p {
            font-size: 1.2rem;
            color: var(--gray-200);
            margin-bottom: 40px;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 60px;
            flex-wrap: wrap;
        }
        .hero-actions .btn {
            padding: 15px 35px;
            font-size: 1.1rem;
        }

        /* Section: Data Stats Card */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 40px;
        }
        .stat-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            padding: 25px;
            border-radius: var(--radius-lg);
            text-align: center;
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-5px);
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--accent);
        }
        .stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 5px;
        }
        .stat-label {
            font-size: 0.95rem;
            color: var(--gray-200);
        }

        /* About Section */
        .about-section {
            background: var(--white);
        }
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .about-text h3 {
            font-size: 1.8rem;
            color: var(--primary);
            margin-bottom: 20px;
        }
        .about-text p {
            color: var(--gray-600);
            margin-bottom: 20px;
            font-size: 1.05rem;
        }
        .about-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-top: 30px;
        }
        .about-feat-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }
        .about-feat-icon {
            color: var(--accent);
            font-size: 1.2rem;
            font-weight: bold;
        }
        .about-feat-content h4 {
            font-size: 1rem;
            color: var(--dark);
            margin-bottom: 5px;
        }
        .about-feat-content p {
            font-size: 0.9rem;
            color: var(--gray-600);
            margin: 0;
        }
        .about-promo-box {
            background: var(--light-bg);
            border-left: 4px solid var(--primary);
            padding: 30px;
            border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
            box-shadow: var(--shadow-sm);
        }
        .about-promo-box h4 {
            font-size: 1.3rem;
            color: var(--primary);
            margin-bottom: 15px;
        }

        /* Services capability section */
        .services-section {
            background: var(--light-bg);
        }
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .service-card {
            background: var(--white);
            padding: 40px 30px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--gray-200);
            position: relative;
            overflow: hidden;
        }
        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--primary);
            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-lg);
            border-color: transparent;
        }
        .service-icon-wrapper {
            width: 60px;
            height: 60px;
            border-radius: var(--radius);
            background: var(--accent-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 25px;
        }
        .service-card h3 {
            font-size: 1.3rem;
            color: var(--dark);
            margin-bottom: 15px;
        }
        .service-card p {
            color: var(--gray-600);
            font-size: 0.95rem;
            margin-bottom: 20px;
        }
        .service-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .service-tag {
            background: var(--gray-100);
            color: var(--gray-700);
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 0.8rem;
        }

        /* One-stop scene section */
        .onestop-section {
            background: var(--white);
        }
        .onestop-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .onestop-image-wrapper {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .onestop-image-wrapper img {
            width: 100%;
            height: 400px;
            object-fit: cover;
            transition: var(--transition);
        }
        .onestop-image-wrapper:hover img {
            transform: scale(1.05);
        }
        .onestop-scenes {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .scene-item {
            display: flex;
            gap: 20px;
            padding: 20px;
            border-radius: var(--radius);
            background: var(--light-bg);
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .scene-item:hover {
            border-color: var(--accent);
            background: var(--white);
            box-shadow: var(--shadow-md);
        }
        .scene-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            opacity: 0.4;
        }
        .scene-details h4 {
            font-size: 1.1rem;
            margin-bottom: 5px;
            color: var(--dark);
        }
        .scene-details p {
            font-size: 0.9rem;
            color: var(--gray-600);
        }

        /* Solutions Section */
        .solutions-section {
            background: var(--light-bg);
        }
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .solution-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--gray-200);
            transition: var(--transition);
        }
        .solution-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }
        .solution-header-img {
            height: 160px;
            background-color: var(--primary);
            position: relative;
            overflow: hidden;
        }
        .solution-header-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .solution-body {
            padding: 25px;
        }
        .solution-body h3 {
            font-size: 1.15rem;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .solution-body p {
            font-size: 0.9rem;
            color: var(--gray-600);
            margin-bottom: 15px;
        }
        .solution-features-list {
            font-size: 0.85rem;
            color: var(--dark);
            border-top: 1px solid var(--gray-100);
            padding-top: 12px;
        }
        .solution-features-list li {
            margin-bottom: 6px;
            position: relative;
            padding-left: 15px;
        }
        .solution-features-list li::before {
            content: '✓';
            color: var(--success);
            position: absolute;
            left: 0;
        }

        /* Service Network & Timelines */
        .network-section {
            background: var(--white);
        }
        .network-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .network-map-visual {
            background: radial-gradient(circle, var(--accent-light) 0%, transparent 70%);
            height: 350px;
            border-radius: var(--radius-lg);
            position: relative;
            border: 1px dashed var(--gray-200);
            overflow: hidden;
        }
        .network-node {
            position: absolute;
            background: var(--primary);
            color: var(--white);
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            box-shadow: var(--shadow-sm);
            animation: pulse-node 2s infinite ease-in-out;
        }
        @keyframes pulse-node {
            0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(15, 76, 129, 0.4); }
            70% { transform: scale(1.05); box-shadow: 0 0 0 10px rgba(15, 76, 129, 0); }
            100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(15, 76, 129, 0); }
        }
        .network-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
        }
        .network-item {
            background: var(--light-bg);
            padding: 15px;
            border-radius: var(--radius);
            border-left: 3px solid var(--accent);
        }
        .network-item h4 {
            font-size: 0.95rem;
            color: var(--primary);
        }
        .network-item p {
            font-size: 0.85rem;
            color: var(--gray-600);
        }

        /* AIGC Standard & Workflow */
        .workflow-section {
            background: var(--light-bg);
        }
        .workflow-timeline {
            display: flex;
            position: relative;
            justify-content: space-between;
            margin-top: 50px;
            gap: 20px;
            flex-wrap: wrap;
        }
        .workflow-timeline::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--gray-200);
            z-index: 1;
        }
        .workflow-step {
            flex: 1;
            min-width: 200px;
            text-align: center;
            position: relative;
            z-index: 2;
        }
        .workflow-circle {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: var(--white);
            border: 4px solid var(--primary);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            font-weight: 800;
            margin: 0 auto 20px;
            box-shadow: var(--shadow-md);
            transition: var(--transition);
        }
        .workflow-step:hover .workflow-circle {
            background: var(--primary);
            color: var(--white);
            transform: scale(1.1);
        }
        .workflow-step h3 {
            font-size: 1.15rem;
            margin-bottom: 10px;
            color: var(--dark);
        }
        .workflow-step p {
            font-size: 0.85rem;
            color: var(--gray-600);
            padding: 0 10px;
        }

        /* Tech Standards */
        .standards-section {
            background: var(--white);
        }
        .standards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .standard-card {
            background: var(--light-bg);
            padding: 30px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--gray-200);
            text-align: center;
        }
        .standard-card-icon {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 20px;
        }
        .standard-card h3 {
            font-size: 1.2rem;
            color: var(--dark);
            margin-bottom: 15px;
        }
        .standard-card p {
            font-size: 0.9rem;
            color: var(--gray-600);
        }

        /* Customer Cases Section */
        .cases-section {
            background: var(--light-bg);
        }
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .case-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--gray-200);
            transition: var(--transition);
        }
        .case-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }
        .case-img-wrapper {
            height: 200px;
            position: relative;
            overflow: hidden;
            background-color: var(--primary);
        }
        .case-img-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .case-tag {
            position: absolute;
            top: 15px;
            left: 15px;
            background: var(--accent);
            color: var(--white);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
        }
        .case-content {
            padding: 25px;
        }
        .case-content h3 {
            font-size: 1.15rem;
            color: var(--dark);
            margin-bottom: 10px;
        }
        .case-content p {
            font-size: 0.9rem;
            color: var(--gray-600);
            margin-bottom: 15px;
        }
        .case-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-top: 1px solid var(--gray-100);
            padding-top: 15px;
            font-size: 0.85rem;
            color: var(--primary);
            font-weight: 600;
        }

        /* Rating & Comparison Section */
        .comparison-section {
            background: var(--white);
        }
        .comparison-wrapper {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 40px;
            align-items: stretch;
        }
        .rating-summary-card {
            background: linear-gradient(135deg, var(--primary) 0%, #1e293b 100%);
            color: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px 30px;
            text-align: center;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            box-shadow: var(--shadow-lg);
        }
        .rating-value {
            font-size: 4.5rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 10px;
        }
        .rating-stars {
            color: #fbbf24;
            font-size: 1.8rem;
            margin-bottom: 15px;
            letter-spacing: 2px;
        }
        .rating-label {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .rating-desc {
            font-size: 0.9rem;
            color: var(--gray-200);
            margin-bottom: 25px;
        }
        .rating-badge {
            background: rgba(255,255,255,0.1);
            border: 1px solid rgba(255,255,255,0.2);
            padding: 8px 15px;
            border-radius: 4px;
            font-size: 0.85rem;
        }
        .comparison-table-wrapper {
            overflow-x: auto;
            border-radius: var(--radius-lg);
            border: 1px solid var(--gray-200);
            box-shadow: var(--shadow-sm);
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            background: var(--white);
            font-size: 0.95rem;
            min-width: 600px;
        }
        .comparison-table th, .comparison-table td {
            padding: 18px 20px;
            border-bottom: 1px solid var(--gray-200);
        }
        .comparison-table th {
            background: var(--gray-100);
            color: var(--dark);
            font-weight: 600;
        }
        .comparison-table tr:last-child td {
            border-bottom: none;
        }
        .comparison-table td:nth-child(2) {
            background: rgba(0, 168, 204, 0.03);
            font-weight: 600;
            color: var(--primary);
        }
        .comp-check {
            color: var(--success);
            font-weight: bold;
        }
        .comp-cross {
            color: #ef4444;
            font-weight: bold;
        }

        /* Matcher Section */
        .matcher-section {
            background: var(--light-bg);
        }
        .matcher-card {
            background: var(--white);
            padding: 40px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            max-width: 800px;
            margin: 0 auto;
        }
        .matcher-steps-nav {
            display: flex;
            justify-content: space-between;
            margin-bottom: 30px;
            border-bottom: 1px solid var(--gray-200);
            padding-bottom: 15px;
        }
        .matcher-step-tab {
            font-weight: 600;
            color: var(--gray-600);
            cursor: pointer;
            padding: 5px 15px;
            border-radius: var(--radius);
        }
        .matcher-step-tab.active {
            color: var(--primary);
            background: var(--accent-light);
        }
        .matcher-options-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 15px;
            margin-bottom: 30px;
        }
        .matcher-option {
            border: 2px solid var(--gray-200);
            padding: 20px;
            border-radius: var(--radius);
            cursor: pointer;
            text-align: center;
            transition: var(--transition);
        }
        .matcher-option:hover {
            border-color: var(--primary);
            background: var(--gray-100);
        }
        .matcher-option.selected {
            border-color: var(--accent);
            background: var(--accent-light);
        }
        .matcher-option h4 {
            font-size: 1rem;
            margin-bottom: 8px;
        }
        .matcher-option p {
            font-size: 0.8rem;
            color: var(--gray-600);
        }
        .matcher-result-box {
            display: none;
            background: var(--gray-100);
            border-radius: var(--radius);
            padding: 25px;
            margin-top: 25px;
            border-left: 4px solid var(--success);
        }
        .matcher-result-box h3 {
            font-size: 1.15rem;
            color: var(--primary);
            margin-bottom: 10px;
        }

        /* Token Price Reference */
        .token-price-section {
            background: var(--white);
        }
        .token-table-wrapper {
            margin-top: 40px;
            overflow-x: auto;
            border-radius: var(--radius-lg);
            border: 1px solid var(--gray-200);
        }
        .token-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 800px;
        }
        .token-table th, .token-table td {
            padding: 15px 20px;
            border-bottom: 1px solid var(--gray-200);
            text-align: left;
        }
        .token-table th {
            background: var(--gray-100);
            color: var(--dark);
            font-weight: 600;
        }
        .token-price-highlight {
            color: var(--success);
            font-weight: 700;
        }

        /* Training Sections */
        .training-section {
            background: var(--light-bg);
        }
        .training-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
        }
        .training-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 30px 20px;
            text-align: center;
            border: 1px solid var(--gray-200);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .training-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary);
        }
        .training-card-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--accent-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-weight: 700;
        }
        .training-card h3 {
            font-size: 1.05rem;
            color: var(--dark);
            margin-bottom: 12px;
        }
        .training-card p {
            font-size: 0.8rem;
            color: var(--gray-600);
            margin-bottom: 15px;
        }
        .training-cert-label {
            display: inline-block;
            background: var(--primary);
            color: var(--white);
            font-size: 0.75rem;
            padding: 3px 8px;
            border-radius: 4px;
        }

        /* Help Center & FAQ Accordion */
        .faq-section {
            background: var(--white);
        }
        .faq-container {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--light-bg);
            border-radius: var(--radius);
            margin-bottom: 15px;
            border: 1px solid var(--gray-200);
            overflow: hidden;
        }
        .faq-question {
            padding: 20px;
            font-weight: 600;
            color: var(--dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
            transition: var(--transition);
        }
        .faq-question:hover {
            background: var(--gray-100);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background: var(--white);
        }
        .faq-answer-inner {
            padding: 20px;
            border-top: 1px solid var(--gray-200);
            font-size: 0.95rem;
            color: var(--gray-600);
        }
        .faq-icon {
            transition: transform 0.3s ease;
            font-weight: 800;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }
        .faq-item.active .faq-answer {
            max-height: 500px;
        }

        /* Self Troubleshooting & Glossary */
        .trouble-section {
            background: var(--light-bg);
        }
        .trouble-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }
        .trouble-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 35px;
            border: 1px solid var(--gray-200);
            box-shadow: var(--shadow-sm);
        }
        .trouble-card h3 {
            font-size: 1.3rem;
            color: var(--primary);
            margin-bottom: 20px;
            border-bottom: 2px solid var(--accent);
            padding-bottom: 10px;
            display: inline-block;
        }
        .trouble-list li {
            margin-bottom: 15px;
        }
        .trouble-q {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--dark);
            margin-bottom: 5px;
        }
        .trouble-a {
            font-size: 0.85rem;
            color: var(--gray-600);
        }

        /* User Testimonials */
        .testimonials-section {
            background: var(--white);
        }
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .testimonial-card {
            background: var(--light-bg);
            padding: 30px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--gray-200);
            position: relative;
        }
        .testimonial-quote {
            font-size: 0.95rem;
            color: var(--gray-600);
            margin-bottom: 25px;
            line-height: 1.7;
            position: relative;
        }
        .testimonial-quote::before {
            content: '“';
            font-size: 3rem;
            position: absolute;
            left: -15px;
            top: -25px;
            opacity: 0.1;
            color: var(--primary);
        }
        .testimonial-user {
            display: flex;
            align-items: center;
            gap: 15px;
            border-top: 1px solid var(--gray-200);
            padding-top: 15px;
        }
        .user-avatar-placeholder {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
        }
        .user-info h4 {
            font-size: 0.95rem;
            color: var(--dark);
        }
        .user-info p {
            font-size: 0.8rem;
            color: var(--gray-600);
        }

        /* Blog Articles */
        .blog-section {
            background: var(--light-bg);
        }
        .blog-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .blog-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--gray-200);
        }
        .blog-card-body {
            padding: 25px;
        }
        .blog-meta {
            font-size: 0.8rem;
            color: var(--gray-600);
            margin-bottom: 10px;
        }
        .blog-card h3 {
            font-size: 1.15rem;
            color: var(--dark);
            margin-bottom: 12px;
            line-height: 1.4;
        }
        .blog-card p {
            font-size: 0.9rem;
            color: var(--gray-600);
            margin-bottom: 20px;
        }

        /* Agent Franchise Section */
        .agent-section {
            background: linear-gradient(135deg, #0b375e 0%, var(--primary) 100%);
            color: var(--white);
            padding: 80px 0;
        }
        .agent-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .agent-text h2 {
            font-size: 2.2rem;
            margin-bottom: 20px;
            font-weight: 800;
            color: var(--accent);
        }
        .agent-text p {
            font-size: 1.05rem;
            color: var(--gray-200);
            margin-bottom: 30px;
        }
        .agent-benefits {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-bottom: 30px;
        }
        .agent-benefit-item {
            background: rgba(255,255,255,0.05);
            padding: 20px;
            border-radius: var(--radius);
            border: 1px solid rgba(255,255,255,0.1);
        }
        .agent-benefit-item h4 {
            font-size: 1.05rem;
            color: var(--white);
            margin-bottom: 8px;
        }
        .agent-benefit-item p {
            font-size: 0.85rem;
            color: var(--gray-200);
            margin: 0;
        }

        /* Contact & Form Section */
        .contact-section {
            background: var(--white);
        }
        .contact-grid {
            display: grid;
            grid-template-columns: 1.2fr 1.8fr;
            gap: 50px;
        }
        .contact-info-card {
            background: var(--light-bg);
            border-radius: var(--radius-lg);
            padding: 40px;
            border: 1px solid var(--gray-200);
        }
        .contact-info-card h3 {
            font-size: 1.5rem;
            color: var(--primary);
            margin-bottom: 25px;
        }
        .contact-details {
            margin-bottom: 35px;
        }
        .contact-detail-item {
            display: flex;
            align-items: flex-start;
            gap: 15px;
            margin-bottom: 20px;
        }
        .contact-detail-item strong {
            font-size: 0.95rem;
            color: var(--dark);
            min-width: 80px;
        }
        .contact-detail-item span {
            font-size: 0.95rem;
            color: var(--gray-600);
        }
        .contact-qr-wrapper {
            text-align: center;
            border-top: 1px solid var(--gray-200);
            padding-top: 30px;
        }
        .contact-qr-wrapper img {
            width: 150px;
            height: 150px;
            margin: 0 auto 15px;
            border: 1px solid var(--gray-200);
            padding: 5px;
            background: var(--white);
        }
        .contact-qr-wrapper p {
            font-size: 0.9rem;
            color: var(--gray-600);
            font-weight: 600;
        }
        .form-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px;
            border: 1px solid var(--gray-200);
            box-shadow: var(--shadow-md);
        }
        .form-card h3 {
            font-size: 1.5rem;
            color: var(--dark);
            margin-bottom: 25px;
        }
        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group.full-width {
            grid-column: span 2;
        }
        .form-label {
            display: block;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 8px;
        }
        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid var(--gray-200);
            border-radius: var(--radius);
            font-size: 0.95rem;
            color: var(--dark);
            transition: var(--transition);
        }
        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(15, 76, 129, 0.15);
        }
        textarea.form-control {
            height: 120px;
            resize: vertical;
        }

        /* Footer */
        footer.site-footer {
            background: #0f172a;
            color: #94a3b8;
            padding: 60px 0 30px;
            font-size: 0.9rem;
            border-top: 4px solid var(--accent);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            color: var(--white);
            font-size: 1.4rem;
            margin-bottom: 15px;
        }
        .footer-brand p {
            margin-bottom: 20px;
            line-height: 1.7;
        }
        .footer-links-title {
            color: var(--white);
            font-weight: 600;
            font-size: 1.05rem;
            margin-bottom: 20px;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #94a3b8;
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-friends {
            border-top: 1px solid #334155;
            padding-top: 25px;
            margin-top: 25px;
        }
        .footer-friends-title {
            color: var(--white);
            font-weight: 600;
            font-size: 0.95rem;
            margin-bottom: 15px;
        }
        .friend-links-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .friend-links-grid a {
            color: #94a3b8;
            background: #1e293b;
            padding: 5px 12px;
            border-radius: 4px;
            font-size: 0.8rem;
            transition: var(--transition);
        }
        .friend-links-grid a:hover {
            background: var(--accent);
            color: var(--white);
        }
        .footer-bottom {
            border-top: 1px solid #334155;
            padding-top: 30px;
            text-align: center;
            font-size: 0.85rem;
        }
        .footer-bottom p {
            margin-bottom: 10px;
        }

        /* Floating Widgets */
        .floating-widgets {
            position: fixed;
            right: 20px;
            bottom: 40px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .widget-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.1rem;
            cursor: pointer;
            box-shadow: var(--shadow-lg);
            transition: var(--transition);
            position: relative;
        }
        .widget-btn:hover {
            background: var(--accent);
            transform: scale(1.05);
        }
        .widget-qr-popover {
            position: absolute;
            right: 65px;
            bottom: 0;
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            padding: 15px;
            box-shadow: var(--shadow-lg);
            display: none;
            text-align: center;
            width: 160px;
        }
        .widget-qr-popover img {
            width: 130px;
            height: 130px;
            margin-bottom: 8px;
        }
        .widget-qr-popover p {
            font-size: 0.75rem;
            color: var(--dark);
            margin: 0;
        }
        .widget-btn:hover .widget-qr-popover {
            display: block;
        }

        /* Responsive Breakpoints */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .services-grid, .cases-grid, .blog-grid, .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .solutions-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .training-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .menu-toggle {
                display: flex;
            }
            .nav-menu {
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                padding: 20px;
                border-bottom: 1px solid var(--gray-200);
                box-shadow: var(--shadow-md);
                display: none;
                gap: 15px;
            }
            .nav-menu.show {
                display: flex;
            }
            .hero-content h1 {
                font-size: 2rem;
            }
            .about-grid, .onestop-grid, .network-grid, .comparison-wrapper, .trouble-grid, .contact-grid {
                grid-template-columns: 1fr;
            }
            .services-grid, .cases-grid, .blog-grid, .testimonials-grid, .solutions-grid, .training-grid {
                grid-template-columns: 1fr;
            }
            .workflow-timeline::before {
                display: none;
            }
            .workflow-timeline {
                flex-direction: column;
                gap: 30px;
            }
            .form-grid {
                grid-template-columns: 1fr;
            }
            .form-group.full-width {
                grid-column: span 1;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }