:root {
            --primary: #3b82f6;
            --secondary: #1e40af;
            --accent: #60a5fa;
            --green: #22c55e;
            --amber: #f59e0b;
            --dark: #000000;
            --dark-alt: #080810;
            --dark-card: #0a0a12;
            --text: #e8e8f0;
            --text-dim: #8a8a9a;
            --border: rgba(59, 130, 246, 0.15);
        }
        
        * { margin: 0; padding: 0; box-sizing: border-box; }
        
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: var(--dark);
            color: var(--text);
            line-height: 1.7;
            overflow-x: hidden;
        }
        
        body::before {
            content: '';
            position: fixed;
            top: 0; left: 0; width: 100%; height: 100%;
            background-image: 
                linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px);
            background-size: 60px 60px;
            pointer-events: none;
            z-index: -1;
        }
        
        body::after {
            content: '';
            position: fixed;
            top: 0; left: 0; width: 100%; height: 100%;
            background: 
                radial-gradient(ellipse at 20% 0%, rgba(59, 130, 246, 0.04) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 100%, rgba(30, 64, 175, 0.03) 0%, transparent 50%);
            pointer-events: none;
            z-index: -1;
        }
        
        /* Header */
        header {
            position: sticky;
            top: 0;
            background: rgba(0, 0, 0, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            padding: 1rem 2rem;
            z-index: 1000;
        }
        
        nav {
            max-width: 1100px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--text);
            text-decoration: none;
            letter-spacing: 2px;
        }
        
        .logo span { color: var(--primary); }
        
        .nav-links {
            display: flex;
            gap: 2rem;
            align-items: center;
        }
        
        .nav-links a {
            color: var(--text-dim);
            text-decoration: none;
            font-size: 0.9rem;
            transition: color 0.3s;
        }
        
        .nav-links a:hover { color: var(--text); }
        
        .btn-primary {
            background: var(--primary);
            color: #ffffff !important;
            padding: 0.6rem 1.4rem;
            border-radius: 4px;
            text-decoration: none;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.3s;
            border: none;
            cursor: pointer;
        }
        
        .btn-primary:hover { background: #2563eb; }
        
        .btn-secondary {
            color: var(--text-dim);
            padding: 0.6rem 1.4rem;
            text-decoration: none;
            font-size: 0.9rem;
            transition: color 0.3s;
            border: 1px solid var(--border);
            border-radius: 4px;
        }
        
        .btn-secondary:hover {
            color: var(--text);
            border-color: rgba(59, 130, 246, 0.3);
        }
        
        .btn-trial-blue {
            display: inline-block;
            background: var(--primary);
            color: #ffffff !important;
            padding: 1rem 2.5rem;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            transition: all 0.3s;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
        }
        
        .btn-trial-blue:hover {
            background: #2563eb;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
        }
        
        .btn-trial {
            display: inline-block;
            background: linear-gradient(135deg, #22c55e, #16a34a);
            color: white;
            padding: 1rem 2.5rem;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            transition: all 0.3s;
            box-shadow: 0 4px 15px rgba(34, 197, 94, 0.3);
        }
        
        .btn-trial:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(34, 197, 94, 0.4);
        }

        /* Sections */
        section {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 2rem;
        }
        
        .section-header {
            margin-bottom: 3rem;
        }
        
        .section-header h2 {
            font-size: 1.8rem;
            font-weight: 600;
            margin-bottom: 0.75rem;
            color: var(--text);
        }
        
        .section-header p {
            color: var(--text-dim);
            font-size: 1.05rem;
        }
        
        /* Hero */
        .hero {
            padding: 7rem 2rem 4rem;
            max-width: 900px;
            margin: 0 auto;
        }
        
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 600;
            line-height: 1.2;
            margin-bottom: 1.5rem;
            color: var(--text);
        }
        
        .hero .subtitle {
            font-size: 1.3rem;
            color: var(--text-dim);
            margin-bottom: 1rem;
            font-weight: 400;
        }
        
        .hero .value-statement {
            font-size: 1.1rem;
            color: var(--text-dim);
            max-width: 700px;
            margin-bottom: 2.5rem;
            line-height: 1.8;
        }
        
        .hero-cta {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        /* ====== ARC PRODUCT SHOWCASE ====== */
        .arc-showcase {
            padding: 5rem 2rem;
            border-top: 1px solid var(--border);
        }

        .arc-tagline {
            color: var(--primary);
            font-size: 0.85rem;
            letter-spacing: 3px;
            text-transform: uppercase;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }

        .arc-showcase .section-header h2 {
            font-size: 2.2rem;
        }

        .arc-showcase .section-header p {
            max-width: 700px;
            font-size: 1.1rem;
            line-height: 1.8;
        }

        /* How it works flow */
        .arc-flow {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            margin: 3rem 0 4rem;
            position: relative;
        }

        .arc-flow::before {
            content: '';
            position: absolute;
            top: 28px;
            left: 12.5%;
            right: 12.5%;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), var(--green));
            z-index: 0;
        }

        .flow-step {
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .flow-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--dark-card);
            border: 2px solid var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 0.75rem;
        }

        .flow-step h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 0.4rem;
        }

        .flow-step p {
            color: var(--text-dim);
            font-size: 0.82rem;
            line-height: 1.5;
            max-width: 200px;
            margin: 0 auto;
        }

        /* Feature grid */
        .arc-features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 1.5rem;
            margin-top: 2rem;
        }

        .arc-feature {
            background: var(--dark-card);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 2rem;
            transition: border-color 0.3s;
        }

        .arc-feature:hover {
            border-color: rgba(59, 130, 246, 0.35);
        }

        .arc-feature-icon {
            font-size: 1.6rem;
            margin-bottom: 0.75rem;
            display: block;
        }

        .arc-feature h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 0.6rem;
        }

        .arc-feature p {
            color: var(--text-dim);
            font-size: 0.92rem;
            line-height: 1.7;
        }

        .arc-feature ul {
            list-style: none;
            padding: 0;
            margin-top: 0.6rem;
        }

        .arc-feature ul li {
            color: var(--text-dim);
            font-size: 0.88rem;
            padding: 0.2rem 0;
            padding-left: 1.2rem;
            position: relative;
        }

        .arc-feature ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0.6rem;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--primary);
        }

        /* Highlight feature */
        .arc-feature.highlight {
            border-color: rgba(34, 197, 94, 0.3);
            background: linear-gradient(135deg, var(--dark-card), rgba(34, 197, 94, 0.04));
        }

        .arc-feature.highlight:hover {
            border-color: rgba(34, 197, 94, 0.5);
        }

        /* Stats bar */
        .arc-stats {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
            margin: 4rem 0 2rem;
        }

        .arc-stat {
            text-align: center;
            padding: 1.5rem;
            background: var(--dark-card);
            border: 1px solid var(--border);
            border-radius: 8px;
        }

        .arc-stat .stat-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.25rem;
        }

        .arc-stat .stat-label {
            color: var(--text-dim);
            font-size: 0.85rem;
        }

        /* ====== SECURITY SECTION ====== */
        .security-section {
            padding: 5rem 2rem;
            border-top: 1px solid var(--border);
        }

        .security-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
        }

        .security-item {
            padding: 1.75rem;
            background: var(--dark-card);
            border: 1px solid var(--border);
            border-radius: 8px;
            border-left: 3px solid var(--green);
        }

        .security-item h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 0.5rem;
        }

        .security-item p {
            color: var(--text-dim);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .security-badge {
            display: inline-block;
            background: rgba(34, 197, 94, 0.15);
            color: var(--green);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.2rem 0.6rem;
            border-radius: 4px;
            margin-bottom: 0.5rem;
            letter-spacing: 0.5px;
        }

        /* ====== FORMS SUPPORTED ====== */
        .forms-section {
            padding: 5rem 2rem;
            border-top: 1px solid var(--border);
        }

        .forms-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 1.5rem;
        }

        .form-card {
            background: var(--dark-card);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 2rem;
            text-align: center;
        }

        .form-card-icon {
            font-size: 2.5rem;
            margin-bottom: 0.75rem;
        }

        .form-card h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 0.5rem;
        }

        .form-card p {
            color: var(--text-dim);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .form-card .field-count {
            display: inline-block;
            margin-top: 0.75rem;
            color: var(--primary);
            font-size: 0.8rem;
            font-weight: 600;
            background: rgba(59, 130, 246, 0.1);
            padding: 0.3rem 0.8rem;
            border-radius: 4px;
        }

        /* ====== FREE TRIAL ====== */
        .free-trial {
            padding: 4rem 2rem;
        }
        
        .trial-card {
            background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(30, 64, 175, 0.05));
            border: 1px solid rgba(59, 130, 246, 0.3);
            border-radius: 12px;
            padding: 3rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        .trial-card::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary));
        }
        
        .trial-badge {
            display: inline-block;
            background: var(--primary);
            color: white;
            padding: 0.4rem 1rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 1.5rem;
        }
        
        .trial-card h2 {
            font-size: 1.8rem;
            font-weight: 600;
            margin-bottom: 1rem;
            color: var(--text);
        }
        
        .trial-description {
            color: var(--text-dim);
            max-width: 700px;
            margin: 0 auto 2rem;
            font-size: 1.05rem;
            line-height: 1.8;
        }
        
        .trial-features {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-bottom: 2rem;
        }
        
        .trial-feature {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            color: var(--text);
            font-size: 0.95rem;
            background: rgba(0, 0, 0, 0.3);
            padding: 0.6rem 1.2rem;
            border-radius: 8px;
            border: 1px solid var(--border);
        }
        
        .feature-icon { font-size: 1.2rem; }
        
        .trial-note {
            color: var(--text-dim);
            font-size: 0.9rem;
            margin-bottom: 2rem;
            font-style: italic;
        }

        /* ====== GENERAL AIOC CAPABILITIES ====== */
        .capabilities {
            padding: 5rem 2rem;
            border-top: 1px solid var(--border);
        }
        
        .capabilities-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 1.5rem;
        }
        
        .capability {
            background: var(--dark-card);
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 2rem;
            transition: border-color 0.3s;
        }
        
        .capability:hover { border-color: rgba(59, 130, 246, 0.3); }
        
        .capability h3 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 0.75rem;
            color: var(--text);
        }
        
        .capability p {
            color: var(--text-dim);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        
        /* Differentiation */
        .differentiation {
            padding: 5rem 2rem;
            border-top: 1px solid var(--border);
        }
        
        .diff-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }
        
        .diff-item { padding: 1.5rem 0; }
        
        .diff-item h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--primary);
        }
        
        .diff-item p {
            color: var(--text-dim);
            font-size: 0.95rem;
        }
        
        /* Problems */
        .problems {
            padding: 5rem 2rem;
            border-top: 1px solid var(--border);
        }
        
        .problems-list {
            display: grid;
            gap: 1rem;
            max-width: 800px;
        }
        
        .problem {
            background: var(--dark-card);
            border-left: 3px solid var(--primary);
            padding: 1.25rem 1.5rem;
            font-size: 1rem;
            color: var(--text);
            border-radius: 0 4px 4px 0;
        }
        
        /* Process */
        .process {
            padding: 5rem 2rem;
            border-top: 1px solid var(--border);
        }
        
        .process-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 2rem;
        }
        
        .step { text-align: center; padding: 1.5rem; }
        
        .step-number {
            display: inline-block;
            width: 40px; height: 40px; line-height: 40px;
            border: 1px solid var(--primary);
            border-radius: 50%;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 1rem;
        }
        
        .step h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--text);
        }
        
        .step p {
            color: var(--text-dim);
            font-size: 0.9rem;
        }
        
        /* CTA */
        .cta-section {
            padding: 6rem 2rem;
            border-top: 1px solid var(--border);
            text-align: center;
        }
        
        .cta-section h2 {
            font-size: 1.6rem;
            font-weight: 500;
            margin-bottom: 1rem;
            color: var(--text);
        }
        
        .cta-section p {
            color: var(--text-dim);
            margin-bottom: 2rem;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        
        /* Footer */
        footer {
            max-width: 1100px;
            margin: 0 auto;
            padding: 3rem 2rem;
            border-top: 1px solid var(--border);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
        }
        
        footer p {
            color: var(--text-dim);
            font-size: 0.85rem;
        }
        
        footer a {
            color: var(--text-dim);
            text-decoration: none;
            font-size: 0.85rem;
            transition: color 0.3s;
        }
        
        footer a:hover { color: var(--text); }
        
        .footer-links {
            display: flex;
            gap: 2rem;
        }
        
        /* ====== VIDEOS SECTION ====== */
        .videos-section {
            padding: 5rem 2rem;
            border-top: 1px solid var(--border);
        }

        .videos-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(460px, 1fr));
            gap: 2rem;
            margin-top: 2.5rem;
        }

        .video-card {
            background: var(--dark-card);
            border: 1px solid var(--border);
            border-radius: 10px;
            overflow: hidden;
            transition: border-color 0.3s;
        }

        .video-card:hover {
            border-color: rgba(59, 130, 246, 0.35);
        }

        .video-card video {
            width: 100%;
            display: block;
            background: #000;
            max-height: 280px;
            object-fit: contain;
        }

        .video-card-body {
            padding: 1.5rem;
        }

        .video-label {
            display: inline-block;
            background: rgba(59, 130, 246, 0.12);
            color: var(--primary);
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            padding: 0.2rem 0.6rem;
            border-radius: 4px;
            margin-bottom: 0.6rem;
        }

        .video-card-body h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }

        .video-card-body p {
            color: var(--text-dim);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .hero h1 { font-size: 2rem; }
            .hero .subtitle { font-size: 1.1rem; }
            .nav-links { gap: 1rem; }
            .nav-links a:not(.btn-primary) { display: none; }
            .trial-card { padding: 2rem 1.5rem; }
            .trial-card h2 { font-size: 1.4rem; }
            .trial-features { flex-direction: column; align-items: center; }
            .arc-flow { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
            .arc-flow::before { display: none; }
            .arc-features { grid-template-columns: 1fr; }
            .arc-stats { grid-template-columns: repeat(2, 1fr); }
            footer { flex-direction: column; text-align: center; }
            .footer-links { justify-content: center; }
            .videos-grid { grid-template-columns: 1fr; }
        }

        .simon-quote {
            max-width: 720px;
            margin: 2.5rem auto 0;
            padding: 1.5rem 1.75rem;
            border-left: 3px solid var(--primary);
            background: rgba(59, 130, 246, 0.06);
            border-radius: 0 8px 8px 0;
        }
        .simon-quote p {
            color: var(--text);
            font-size: 1.05rem;
            line-height: 1.65;
            font-style: italic;
        }
        .simon-quote cite {
            display: block;
            margin-top: 0.85rem;
            color: var(--text-dim);
            font-style: normal;
            font-size: 0.9rem;
        }

/* Modal Styles */
        .modal-overlay {
            position: fixed;
            top: 0; left: 0; right: 0; bottom: 0;
            background: rgba(0, 0, 0, 0.85);
            backdrop-filter: blur(5px);
            z-index: 2000;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }
        
        .modal-content {
            background: var(--dark-card);
            border: 1px solid var(--border);
            border-radius: 12px;
            max-width: 500px;
            width: 100%;
            padding: 2rem;
            position: relative;
            max-height: 90vh;
            overflow-y: auto;
        }
        
        .modal-close {
            position: absolute;
            top: 1rem; right: 1rem;
            background: none;
            border: none;
            color: var(--text-dim);
            font-size: 1.5rem;
            cursor: pointer;
            width: 32px; height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            transition: all 0.2s;
        }
        
        .modal-close:hover {
            background: rgba(255, 255, 255, 0.1);
            color: var(--text);
        }
        
        .modal-content h2 {
            color: var(--text);
            font-size: 1.5rem;
            margin-bottom: 0.5rem;
        }
        
        .modal-subtitle {
            color: var(--text-dim);
            font-size: 0.95rem;
            margin-bottom: 1.5rem;
        }
        
        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
        }
        
        .form-group { margin-bottom: 1rem; }
        
        .form-group label {
            display: block;
            color: var(--text);
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 0.4rem;
        }
        
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 0.75rem 1rem;
            background: rgba(0, 0, 0, 0.3);
            border: 1px solid var(--border);
            border-radius: 6px;
            color: var(--text);
            font-size: 0.95rem;
            transition: border-color 0.2s;
        }
        
        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary);
        }
        
        .form-group input::placeholder,
        .form-group textarea::placeholder {
            color: var(--text-dim);
            opacity: 0.6;
        }
        
        .btn-submit {
            width: 100%;
            padding: 1rem;
            background: linear-gradient(135deg, #22c55e, #16a34a);
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            margin-top: 0.5rem;
        }
        
        .btn-submit:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 15px rgba(34, 197, 94, 0.3);
        }
        
        .btn-submit:disabled {
            opacity: 0.6;
            cursor: not-allowed;
            transform: none;
        }
        
        @media (max-width: 600px) {
            .form-row { grid-template-columns: 1fr; }
            .modal-content { padding: 1.5rem; }
        }
.btn-nav { padding: 0.6rem 1.4rem; line-height: 1.2; display: inline-flex; align-items: center; }
.btn-login { background: #22c55e; padding: 0.6rem 1.4rem; line-height: 1.2; display: inline-flex; align-items: center; }
.mb-1-5 { margin-bottom: 1.5rem; }
.btn-lg { padding: 1rem 2rem; font-size: 1rem; }
.modal-overlay { display: none; }
.modal-overlay.is-open { display: flex; }
body.modal-lock { overflow: hidden; }
.hp { position: absolute; left: -9999px; }
.form-msg { display: none; margin-top: 1rem; padding: 1rem; border-radius: 8px; text-align: center; }
.form-note { text-align: center; color: var(--text-dim); font-size: 0.85rem; margin-top: 1rem; }