/* Modern CSS Reset & Core Styling */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        :root {
            --primary-glow: linear-gradient(135deg, #6366f1, #a855f7, #ec4899, #06b6d4);
            --iridescent-border: linear-gradient(135deg, rgba(99, 102, 241, 0.4), rgba(236, 72, 153, 0.4), rgba(6, 182, 212, 0.4));
            --bg-light: #f8fafc;
            --card-bg: #ffffff;
            --card-subtle: #f1f5f9;
            --text-main: #0f172a;
            --text-regular: #334155;
            --text-muted: #64748b;
            --brand-purple: #8b5cf6;
            --brand-pink: #ec4899;
            --brand-blue: #3b82f6;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-soft: 0 10px 30px -5px rgba(99, 102, 241, 0.08);
            --shadow-hover: 0 20px 40px -10px rgba(168, 85, 247, 0.18);
        }

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

        body {
            overflow-x: hidden;
            background: 
                radial-gradient(circle at 10% 10%, rgba(168, 85, 247, 0.05) 0%, transparent 40%),
                radial-gradient(circle at 90% 80%, rgba(59, 130, 246, 0.06) 0%, transparent 45%),
                radial-gradient(circle at 50% 50%, rgba(236, 72, 153, 0.03) 0%, transparent 50%),
                #f8fafc;
        }

        /* Container Standardization */
        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* Typography & Utilities */
        h1, h2, h3, h4 {
            color: var(--text-main);
            font-weight: 700;
            line-height: 1.25;
        }

        .gradient-text {
            background: linear-gradient(135deg, #4f46e5 0%, #9333ea 50%, #db2777 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            display: inline-block;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border-radius: 999px;
            background: rgba(139, 92, 246, 0.08);
            border: 1px solid rgba(139, 92, 246, 0.2);
            color: var(--brand-purple);
            font-size: 0.875rem;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .section-header {
            text-align: center;
            max-width: 760px;
            margin: 0 auto 56px;
        }

        .section-header h2 {
            font-size: 2.25rem;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }

        .section-header p {
            font-size: 1.05rem;
            color: var(--text-muted);
        }

        section {
            padding: 80px 0;
            position: relative;
        }

        /* Buttons & Controls */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-md);
            font-size: 1rem;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            cursor: pointer;
            border: none;
        }

        .btn-iridescent {
            background: linear-gradient(135deg, #4f46e5, #7c3aed, #db2777);
            color: #ffffff;
            box-shadow: 0 4px 20px rgba(124, 58, 237, 0.3);
        }

        .btn-iridescent:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(124, 58, 237, 0.45);
            color: #ffffff;
        }

        .btn-outline {
            background: #ffffff;
            color: var(--text-main);
            border: 1px solid rgba(147, 51, 234, 0.3);
            box-shadow: 0 2px 10px rgba(0,0,0,0.03);
        }

        .btn-outline:hover {
            border-color: var(--brand-purple);
            background: rgba(147, 51, 234, 0.04);
            transform: translateY(-2px);
        }

        /* Iridescent Holographic Card */
        .holo-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 32px;
            border: 1px solid rgba(226, 232, 240, 0.8);
            box-shadow: var(--shadow-soft);
            position: relative;
            transition: all 0.35s ease;
        }

        .holo-card::before {
            content: "";
            position: absolute;
            inset: -1px;
            border-radius: calc(var(--radius-lg) + 1px);
            padding: 1px;
            background: var(--iridescent-border);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            opacity: 0.4;
            transition: opacity 0.35s ease;
            pointer-events: none;
        }

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

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

        /* Header / Nav */
        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.8);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
        }

        .logo-box {
            display: flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
        }

        .logo-box span {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: -0.01em;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 24px;
            list-style: none;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--text-regular);
            font-weight: 500;
            font-size: 0.95rem;
            transition: color 0.2s;
        }

        .nav-links a:hover {
            color: var(--brand-purple);
        }

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

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--text-main);
        }

        /* Section 1: Hero (NO IMAGES PER RULE) */
        .hero-section {
            padding: 90px 0 70px;
            text-align: center;
            background: radial-gradient(circle at 50% 30%, rgba(168, 85, 247, 0.08) 0%, rgba(59, 130, 246, 0.03) 50%, transparent 80%);
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 20px;
            border-radius: 999px;
            background: #ffffff;
            border: 1px solid rgba(147, 51, 234, 0.25);
            box-shadow: 0 4px 15px rgba(147, 51, 234, 0.08);
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--brand-purple);
            margin-bottom: 24px;
        }

        .hero-title {
            font-size: 3rem;
            line-height: 1.15;
            margin-bottom: 24px;
            max-width: 920px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-subtitle {
            font-size: 1.2rem;
            color: var(--text-muted);
            max-width: 820px;
            margin: 0 auto 36px;
            line-height: 1.7;
        }

        .hero-buttons {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 48px;
        }

        .hero-chips {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
            max-width: 880px;
            margin: 0 auto 56px;
        }

        .chip {
            padding: 8px 16px;
            background: rgba(255, 255, 255, 0.8);
            border: 1px solid rgba(226, 232, 240, 0.9);
            border-radius: var(--radius-sm);
            font-size: 0.875rem;
            color: var(--text-regular);
            font-weight: 500;
            box-shadow: 0 2px 6px rgba(0,0,0,0.02);
        }

        .hero-stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 20px;
        }

        .stat-card {
            background: #ffffff;
            padding: 24px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(226, 232, 240, 0.8);
            text-align: center;
            box-shadow: var(--shadow-soft);
        }

        .stat-num {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 4px;
            background: linear-gradient(135deg, #4f46e5, #9333ea);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

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

        /* Section 2: About Us */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .about-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .about-feature-box {
            background: #ffffff;
            padding: 20px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(226, 232, 240, 0.8);
        }

        .about-feature-box h4 {
            font-size: 1.05rem;
            margin-bottom: 8px;
            color: var(--brand-purple);
        }

        /* Section 3: AI Models Showcase Chips */
        .models-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            margin-bottom: 40px;
        }

        .model-pill {
            padding: 10px 20px;
            background: #ffffff;
            border: 1px solid rgba(147, 51, 234, 0.2);
            border-radius: 999px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-main);
            box-shadow: 0 2px 8px rgba(0,0,0,0.03);
            transition: all 0.25s ease;
        }

        .model-pill:hover {
            border-color: var(--brand-pink);
            transform: scale(1.05);
            background: linear-gradient(135deg, #ffffff, rgba(236, 72, 153, 0.05));
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .service-card h3 {
            font-size: 1.25rem;
            margin: 16px 0 12px;
        }

        .service-card p {
            font-size: 0.925rem;
            color: var(--text-muted);
        }

        .icon-box {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(236, 72, 153, 0.1));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--brand-purple);
        }

        /* Section 4: One-stop Creation Scenarios */
        .scenarios-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .scenario-card h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .scenario-tag {
            font-size: 0.75rem;
            padding: 2px 8px;
            background: rgba(147, 51, 234, 0.1);
            color: var(--brand-purple);
            border-radius: 4px;
        }

        /* Section 5: Industry Solutions Tabs */
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        .solution-card h3 {
            font-size: 1.3rem;
            margin-bottom: 12px;
        }

        .solution-list {
            list-style: none;
            margin-top: 16px;
        }

        .solution-list li {
            padding: 6px 0;
            font-size: 0.95rem;
            color: var(--text-regular);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .solution-list li::before {
            content: "✓";
            color: var(--brand-purple);
            font-weight: bold;
        }

        /* Section 6: National Network */
        .network-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }

        .city-card {
            background: #ffffff;
            padding: 20px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(226, 232, 240, 0.8);
        }

        .city-card h4 {
            font-size: 1.1rem;
            margin-bottom: 6px;
            color: var(--text-main);
        }

        .city-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* Section 7: Standardized Process Timeline */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
            position: relative;
        }

        .step-card {
            background: #ffffff;
            padding: 24px 16px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(226, 232, 240, 0.8);
            text-align: center;
            position: relative;
        }

        .step-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, #6366f1, #9333ea);
            color: #ffffff;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
        }

        /* Section 8: Technical Standards */
        .standards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        /* Section 9: Customer Cases (Includes Specified Images) */
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }

        .case-card {
            overflow: hidden;
            padding: 0;
        }

        .case-img-wrap {
            width: 100%;
            overflow: hidden;
            background: #e2e8f0;
            display: flex;
            align-items: center;
            justify-content: center;
        }

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

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

        .case-body {
            padding: 24px;
        }

        .case-body h3 {
            font-size: 1.25rem;
            margin-bottom: 8px;
        }

        /* Section 10: Comparison Evaluation (5 Star, 9.9 Rating) */
        .rating-banner {
            background: linear-gradient(135deg, #1e1b4b, #311042);
            color: #ffffff;
            border-radius: var(--radius-lg);
            padding: 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 40px;
            box-shadow: 0 12px 30px rgba(49, 16, 66, 0.25);
        }

        .rating-score {
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .big-number {
            font-size: 3.5rem;
            font-weight: 900;
            line-height: 1;
            color: #f43f5e;
            background: linear-gradient(135deg, #fb7185, #f43f5e, #fbbf24);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .stars {
            color: #fbbf24;
            font-size: 1.5rem;
            margin-bottom: 4px;
        }

        .table-responsive {
            width: 100%;
            overflow-x: auto;
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            background: #ffffff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-soft);
        }

        .comparison-table th, .comparison-table td {
            padding: 16px 20px;
            text-align: left;
            border-bottom: 1px solid #f1f5f9;
            font-size: 0.95rem;
        }

        .comparison-table th {
            background: #f8fafc;
            font-weight: 700;
            color: var(--text-main);
        }

        .comparison-table tr:hover {
            background: #faf5ff;
        }

        .highlight-col {
            background: rgba(147, 51, 234, 0.04);
            font-weight: 600;
            color: var(--brand-purple);
        }

        /* Section 11 & 21: Form & Requirement Matching */
        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }

        .contact-form {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .form-group label {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-regular);
        }

        .form-input, .form-select, .form-textarea {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(203, 213, 225, 0.8);
            font-size: 0.95rem;
            outline: none;
            transition: border-color 0.2s;
            background: #ffffff;
        }

        .form-input:focus, .form-select:focus, .form-textarea:focus {
            border-color: var(--brand-purple);
            box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
        }

        /* Section 12: Token Pricing Reference */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

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

        .price-val {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--brand-purple);
            margin: 16px 0;
        }

        /* Section 13 & 14: Training */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .training-card h4 {
            font-size: 1.15rem;
            margin-bottom: 8px;
        }

        /* Section 16: FAQ Accordion */
        .faq-list {
            max-width: 900px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: #ffffff;
            border-radius: var(--radius-md);
            border: 1px solid rgba(226, 232, 240, 0.9);
            overflow: hidden;
        }

        .faq-question {
            padding: 20px 24px;
            font-weight: 600;
            font-size: 1.05rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            user-select: none;
        }

        .faq-question::after {
            content: "+";
            font-size: 1.4rem;
            color: var(--brand-purple);
            transition: transform 0.3s;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.65;
        }

        .faq-item.active .faq-answer {
            max-height: 200px;
            padding: 0 24px 20px;
        }

        /* Section 17 & 18: Troubleshooting & Glossary */
        .info-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        /* Section 19: Articles & News */
        .news-links {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-top: 24px;
        }

        .news-link-item {
            background: #ffffff;
            padding: 16px 20px;
            border-radius: var(--radius-sm);
            border: 1px solid #e2e8f0;
            text-decoration: none;
            color: var(--text-regular);
            font-weight: 500;
            transition: all 0.2s;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .news-link-item:hover {
            border-color: var(--brand-purple);
            color: var(--brand-purple);
            transform: translateX(4px);
        }

        /* Section 20: Testimonials */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .review-card p {
            font-style: italic;
            color: var(--text-regular);
            margin-bottom: 16px;
            font-size: 0.95rem;
        }

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

        .reviewer-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, #a855f7, #ec4899);
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
        }

        /* Footer */
        footer {
            background: #0f172a;
            color: #f8fafc;
            padding: 60px 0 30px;
            margin-top: 60px;
        }

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

        .footer-brand h3 {
            color: #ffffff;
            font-size: 1.4rem;
            margin-bottom: 12px;
        }

        .footer-brand p {
            color: #94a3b8;
            font-size: 0.9rem;
            line-height: 1.6;
        }

        .footer-links h4 {
            color: #ffffff;
            font-size: 1rem;
            margin-bottom: 16px;
        }

        .footer-links ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            color: #94a3b8;
            text-decoration: none;
            font-size: 0.9rem;
            transition: color 0.2s;
        }

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

        .friendly-links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 12px;
        }

        .friendly-links a {
            color: #94a3b8;
            text-decoration: none;
            font-size: 0.85rem;
            background: rgba(255,255,255,0.05);
            padding: 4px 10px;
            border-radius: 4px;
            transition: all 0.2s;
        }

        .friendly-links a:hover {
            color: #ffffff;
            background: rgba(255,255,255,0.15);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            text-align: center;
            color: #64748b;
            font-size: 0.85rem;
        }

        /* Floating Contact Widget */
        .floating-widget {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .float-btn {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: #ffffff;
            box-shadow: 0 8px 24px rgba(0,0,0,0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            color: var(--brand-purple);
            font-size: 1.4rem;
            border: 1px solid rgba(147, 51, 234, 0.2);
            transition: all 0.3s ease;
            position: relative;
        }

        .float-btn:hover {
            transform: scale(1.1);
        }

        .qr-popover {
            position: absolute;
            right: 64px;
            bottom: 0;
            background: #ffffff;
            padding: 12px;
            border-radius: var(--radius-md);
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
            display: none;
            width: 160px;
            text-align: center;
        }

        .qr-popover img {
            width: 100%;
            height: auto;
            border-radius: 6px;
        }

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

        /* Responsive Design */
        @media (max-width: 1024px) {
            .services-grid, .scenarios-grid, .training-grid, .pricing-grid, .reviews-grid, .hero-stats {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .hero-title { font-size: 2.2rem; }
            .nav-links { display: none; }
            .mobile-menu-btn { display: block; }
            .about-grid, .form-grid, .cases-grid, .solutions-grid, .info-grid { grid-template-columns: 1fr; }
            .services-grid, .scenarios-grid, .training-grid, .pricing-grid, .reviews-grid, .hero-stats, .network-grid, .standards-grid { grid-template-columns: 1fr; }
            .process-steps { grid-template-columns: 1fr; }
            .rating-banner { flex-direction: column; text-align: center; gap: 20px; }
            .rating-score { flex-direction: column; }
            .footer-grid { grid-template-columns: 1fr; }
        }