:root {
            --primary: #00f2fe;
            --primary-glow: rgba(0, 242, 254, 0.4);
            --secondary: #7928ca;
            --accent: #ff0080;
            --bg-main: #f8fafc;
            --bg-card: #ffffff;
            --bg-subtle: #edf2f7;
            --text-dark: #0f172a;
            --text-muted: #475569;
            --text-light: #64748b;
            --border-color: rgba(121, 40, 202, 0.12);
            --radius-lg: 16px;
            --radius-md: 10px;
            --shadow-neon: 0 10px 30px -10px rgba(121, 40, 202, 0.18), 0 0 15px rgba(0, 242, 254, 0.15);
            --container-max: 1200px;
        }

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

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

        body {
            overflow-x: hidden;
            background: radial-gradient(circle at 10% 20%, rgba(0, 242, 254, 0.05) 0%, transparent 40%),
                        radial-gradient(circle at 90% 80%, rgba(255, 0, 128, 0.04) 0%, transparent 40%),
                        var(--bg-main);
        }

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

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

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-tag {
            display: inline-block;
            padding: 4px 14px;
            background: linear-gradient(135deg, rgba(0, 242, 254, 0.15), rgba(121, 40, 202, 0.15));
            border: 1px solid rgba(0, 242, 254, 0.3);
            color: #4c1d95;
            font-size: 13px;
            font-weight: 600;
            border-radius: 20px;
            margin-bottom: 12px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .section-title {
            font-size: 32px;
            margin-bottom: 15px;
            background: linear-gradient(135deg, #0f172a 0%, #4c1d95 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 700px;
            margin: 0 auto;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 30px;
            text-decoration: none;
            transition: all 0.3s ease;
            cursor: pointer;
            border: none;
        }

        .btn-neon {
            background: linear-gradient(135deg, #7928ca 0%, #00f2fe 100%);
            color: #ffffff;
            box-shadow: 0 4px 15px rgba(121, 40, 202, 0.3);
        }

        .btn-neon:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(0, 242, 254, 0.5);
            color: #ffffff;
        }

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

        .btn-outline:hover {
            background: rgba(121, 40, 202, 0.05);
            transform: translateY(-2px);
        }

        /* Sticky Header */
        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            transition: all 0.3s ease;
        }

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

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
        }

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

        /* Standard strictly requested constraint for nav-links gap */
        .nav-links {
            gap: 0;
            display: flex;
            align-items: center;
            list-style: none;
        }

        .nav-links li {
            margin: 0 12px;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--text-dark);
            font-size: 14px;
            font-weight: 500;
            transition: color 0.2s ease;
        }

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

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

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--text-dark);
            cursor: pointer;
        }

        /* Hero Section - STRICT NO IMAGES RULE ENFORCED */
        .hero-section {
            padding: 90px 0 70px;
            position: relative;
            background: linear-gradient(180deg, rgba(255,255,255,0.7) 0%, rgba(248,250,252,1) 100%);
            text-align: center;
        }

        .hero-content {
            max-width: 860px;
            margin: 0 auto;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            background: #ffffff;
            border: 1px solid rgba(0, 242, 254, 0.4);
            box-shadow: 0 4px 12px rgba(0, 242, 254, 0.15);
            border-radius: 30px;
            font-size: 14px;
            color: var(--secondary);
            font-weight: 600;
            margin-bottom: 24px;
        }

        .hero-title {
            font-size: 42px;
            margin-bottom: 20px;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #0f172a 0%, #7928ca 50%, #00f2fe 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            font-size: 18px;
            color: var(--text-muted);
            margin-bottom: 35px;
            line-height: 1.7;
        }

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

        .hero-metrics {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            background: #ffffff;
            padding: 24px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-neon);
        }

        .metric-item {
            text-align: center;
        }

        .metric-num {
            font-size: 28px;
            font-weight: 800;
            color: var(--secondary);
            margin-bottom: 4px;
        }

        .metric-label {
            font-size: 13px;
            color: var(--text-light);
        }

        /* Section Layouts & Cards */
        .section-padding {
            padding: 80px 0;
        }

        .cards-grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

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

        .cards-grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 28px;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
            position: relative;
            overflow: hidden;
        }

        .card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-neon);
            border-color: rgba(0, 242, 254, 0.4);
        }

        .card-icon {
            width: 50px;
            height: 50px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(0, 242, 254, 0.15), rgba(121, 40, 202, 0.15));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--secondary);
            margin-bottom: 18px;
        }

        .card-title {
            font-size: 18px;
            margin-bottom: 10px;
        }

        .card-text {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 15px;
        }

        .tag-item {
            font-size: 12px;
            padding: 3px 10px;
            background: var(--bg-subtle);
            color: var(--text-muted);
            border-radius: 12px;
        }

        /* Model Badge Strip */
        .models-strip {
            background: #ffffff;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            padding: 24px 0;
            margin-top: -30px;
            margin-bottom: 50px;
        }

        .models-flex {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            align-items: center;
        }

        .model-chip {
            padding: 6px 14px;
            background: var(--bg-main);
            border: 1px solid rgba(121, 40, 202, 0.1);
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-dark);
            transition: all 0.2s;
        }

        .model-chip:hover {
            border-color: var(--primary);
            background: #ffffff;
            box-shadow: 0 2px 10px rgba(0, 242, 254, 0.2);
        }

        /* Feature Details Section */
        .feature-box {
            background: #ffffff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .feature-box h3 {
            font-size: 20px;
            margin-bottom: 12px;
            color: var(--text-dark);
        }

        /* Workflow Steps */
        .steps-wrapper {
            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 var(--border-color);
            text-align: center;
            position: relative;
        }

        .step-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--secondary), var(--primary));
            color: #ffffff;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            font-size: 14px;
        }

        /* Comparison Section & Rating */
        .rating-box {
            background: linear-gradient(135deg, #1e1b4b 0%, #311042 100%);
            color: #ffffff;
            border-radius: var(--radius-lg);
            padding: 30px;
            text-align: center;
            margin-bottom: 30px;
            box-shadow: 0 10px 30px rgba(121, 40, 202, 0.25);
        }

        .rating-score {
            font-size: 54px;
            font-weight: 900;
            background: linear-gradient(135deg, #00f2fe, #ff0080);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1;
            margin-bottom: 8px;
        }

        .rating-stars {
            color: #fbbf24;
            font-size: 22px;
            margin-bottom: 8px;
        }

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

        .compare-table {
            width: 100%;
            border-collapse: collapse;
            background: #ffffff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-color);
        }

        .compare-table th, .compare-table td {
            padding: 16px 20px;
            text-align: left;
            border-bottom: 1px solid var(--bg-subtle);
            font-size: 14px;
        }

        .compare-table th {
            background: var(--bg-subtle);
            font-weight: 700;
            color: var(--text-dark);
        }

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

        .highlight-col {
            background: rgba(0, 242, 254, 0.05);
            font-weight: 600;
            color: var(--secondary);
        }

        /* Review Cards */
        .review-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .review-user {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 16px;
        }

        .avatar-placeholder {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
        }

        .user-info h5 {
            font-size: 14px;
            color: var(--text-dark);
        }

        .user-info p {
            font-size: 12px;
            color: var(--text-light);
        }

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

        .faq-item {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all 0.3s;
        }

        .faq-question {
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-answer {
            padding: 0 24px 18px;
            font-size: 14px;
            color: var(--text-muted);
            display: none;
            line-height: 1.7;
        }

        .faq-item.active .faq-answer {
            display: block;
        }

        .faq-item.active {
            border-color: var(--primary);
            box-shadow: 0 4px 15px rgba(0, 242, 254, 0.1);
        }

        .faq-icon {
            transition: transform 0.3s ease;
        }

        .faq-item.active .faq-icon {
            transform: rotate(180deg);
        }

        /* Media & Image Showcase Grid */
        .showcase-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .showcase-item {
            background: #ffffff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-color);
        }

        .showcase-img-box {
            width: 100%;
            height: 200px;
            overflow: hidden;
            background: var(--bg-subtle);
        }

        .showcase-img-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

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

        .showcase-content {
            padding: 16px;
        }

        /* Form Styling */
        .contact-form-box {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 36px;
            box-shadow: var(--shadow-neon);
        }

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

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-dark);
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid #cbd5e1;
            border-radius: var(--radius-md);
            font-size: 14px;
            outline: none;
            transition: border-color 0.2s;
            background: #f8fafc;
        }

        .form-control:focus {
            border-color: var(--secondary);
            background: #ffffff;
        }

        textarea.form-control {
            min-height: 110px;
            resize: vertical;
        }

        /* Footer & Links */
        footer {
            background: #0f172a;
            color: #94a3b8;
            padding: 60px 0 30px;
            font-size: 14px;
            border-top: 1px solid #1e293b;
        }

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

        .footer-col h4 {
            color: #ffffff;
            font-size: 16px;
            margin-bottom: 18px;
        }

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

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

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

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

        .friend-links {
            padding-top: 20px;
            border-top: 1px solid #1e293b;
            margin-bottom: 30px;
        }

        .friend-links h5 {
            color: #e2e8f0;
            margin-bottom: 10px;
            font-size: 13px;
        }

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

        .friend-links-flex a {
            color: #64748b;
            text-decoration: none;
            font-size: 13px;
            transition: color 0.2s;
        }

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

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #1e293b;
            color: #64748b;
            font-size: 13px;
        }

        /* Floating Contact Widget */
        .float-widget {
            position: fixed;
            right: 20px;
            bottom: 30px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--secondary), var(--primary));
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
            cursor: pointer;
            text-decoration: none;
            font-size: 20px;
            transition: transform 0.2s;
        }

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

        /* Responsive Breakpoints */
        @media (max-width: 1024px) {
            .cards-grid-4 { grid-template-columns: repeat(2, 1fr); }
            .steps-wrapper { grid-template-columns: repeat(3, 1fr); }
            .showcase-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: #ffffff;
                flex-direction: column;
                padding: 20px;
                box-shadow: 0 10px 20px rgba(0,0,0,0.1);
                border-bottom: 1px solid var(--border-color);
            }

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

            .nav-links li {
                margin: 10px 0;
            }

            .menu-toggle {
                display: block;
            }

            .hero-title {
                font-size: 28px;
            }

            .hero-metrics {
                grid-template-columns: repeat(2, 1fr);
            }

            .cards-grid-3, .cards-grid-2, .cards-grid-4 {
                grid-template-columns: 1fr;
            }

            .steps-wrapper {
                grid-template-columns: 1fr;
            }

            .showcase-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
            }
        }