/* ============================================
           OTIMO DESIGN SYSTEM
           ============================================ */
        
        :root {
            /* Neutral Foundation */
            --color-void: #0a0a0b;
            --color-deep: #111113;
            --color-surface: #161618;
            --color-elevated: #1c1c1f;
            --color-panel: #222225;
            --color-border: #2a2a2e;
            --color-border-light: #333338;
            
            /* Text */
            --color-text-primary: #f0f0f5;
            --color-text-secondary: #a0a0b0;
            --color-text-tertiary: #6e6e7e;
            --color-text-muted: #4a4a5a;
            
            /* Brand Accent — Warm Amber/Copper */
            --color-accent: #d4a574;
            --color-accent-light: #e4b98a;
            --color-accent-dark: #b8935f;
            --color-accent-glow: rgba(212, 165, 116, 0.15);
            
            /* Secondary Accent — Cool Teal */
            --color-secondary: #6b9e8f;
            --color-secondary-light: #7db5a5;
            --color-secondary-glow: rgba(107, 158, 143, 0.12);
            
            /* Functional */
            --color-success: #5a9e7a;
            --color-warning: #c9a96e;
            --color-error: #b86b6b;
            --color-info: #6b8cae;
            
            /* Voice Product */
            --color-voice: #d4a574;
            --color-voice-glow: rgba(212, 165, 116, 0.1);
            
            /* Bot Product */
            --color-bot: #6b9e8f;
            --color-bot-glow: rgba(107, 158, 143, 0.1);
            
            /* Typography */
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-mono: 'JetBrains Mono', 'SF Mono', monospace;
            
            /* Scale */
            --text-xs: 0.75rem;
            --text-sm: 0.875rem;
            --text-base: 1rem;
            --text-lg: 1.125rem;
            --text-xl: 1.25rem;
            --text-2xl: 1.5rem;
            --text-3xl: 1.875rem;
            --text-4xl: 2.25rem;
            --text-5xl: 3rem;
            --text-6xl: 3.75rem;
            --text-7xl: 4.5rem;

            /* Fluid Scale — editorial, viewport-responsive */
            --text-fluid-hero: clamp(2.75rem, 4.2vw + 1.6rem, 7.25rem);
            --text-fluid-section: clamp(2rem, 1.6vw + 1.5rem, 3.75rem);
            --text-fluid-display: clamp(4rem, 10vw, 11rem);
            --text-fluid-body: clamp(1rem, 0.3vw + 0.9rem, 1.15rem);

            /* Gradient Tokens */
            --gradient-warm: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 50%, #e8c9a0 100%);
            --gradient-cool: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-light) 100%);
            --gradient-duotone: linear-gradient(135deg, #8a5a3a 0%, var(--color-void) 45%, #1f4a42 100%);
            --gradient-mesh-bold: radial-gradient(ellipse 60% 50% at 20% 20%, rgba(212, 165, 116, 0.35) 0%, transparent 60%),
                radial-gradient(ellipse 60% 50% at 80% 30%, rgba(107, 158, 143, 0.3) 0%, transparent 60%),
                radial-gradient(ellipse 80% 60% at 50% 100%, rgba(212, 165, 116, 0.18) 0%, transparent 60%);
            --color-surface-tint: #1a1512;
            
            /* Spacing */
            --space-1: 0.25rem;
            --space-2: 0.5rem;
            --space-3: 0.75rem;
            --space-4: 1rem;
            --space-5: 1.25rem;
            --space-6: 1.5rem;
            --space-8: 2rem;
            --space-10: 2.5rem;
            --space-12: 3rem;
            --space-16: 4rem;
            --space-20: 5rem;
            --space-24: 6rem;
            --space-32: 8rem;
            
            /* Radii */
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            
            /* Shadows */
            --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
            --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
            --shadow-lg: 0 8px 30px rgba(0,0,0,0.5);
            --shadow-glow: 0 0 40px var(--color-accent-glow);
            
            /* Motion */
            --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
            
            /* Z-index */
            --z-base: 0;
            --z-above: 10;
            --z-nav: 100;
            --z-modal: 1000;
        }
        
        /* ============================================
           RESET & BASE
           ============================================ */
        
        *, *::before, *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        
        @media (prefers-reduced-motion: reduce) {
            html { scroll-behavior: auto; }
            *, *::before, *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
        }
        
        body {
            font-family: var(--font-sans);
            background: var(--color-void);
            color: var(--color-text-primary);
            line-height: 1.6;
            overflow-x: hidden;
            min-height: 100vh;
        }
        
        /* Selection */
        ::selection {
            background: var(--color-accent-glow);
            color: var(--color-accent-light);
        }
        
        /* Scrollbar */
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--color-deep);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--color-border);
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--color-border-light);
        }
        
        /* ============================================
           UTILITY CLASSES
           ============================================ */
        
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 var(--space-6);
        }
        
        .container-narrow {
            max-width: 960px;
        }
        
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        
        /* ============================================
           ANIMATIONS
           ============================================ */
        
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        
        @keyframes pulse-glow {
            0%, 100% { opacity: 0.6; }
            50% { opacity: 1; }
        }
        
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }
        
        @keyframes slideInRight {
            from {
                opacity: 0;
                transform: translateX(20px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }
        
        @keyframes typing {
            from { width: 0; }
            to { width: 100%; }
        }
        
        @keyframes blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0; }
        }
        
        @keyframes connection-pulse {
            0%, 100% { stroke-opacity: 0.3; }
            50% { stroke-opacity: 0.8; }
        }
        
        @keyframes node-activate {
            0% { box-shadow: 0 0 0 0 var(--color-accent-glow); }
            70% { box-shadow: 0 0 0 10px transparent; }
            100% { box-shadow: 0 0 0 0 transparent; }
        }
        
        @keyframes sound-wave {
            0%, 100% { transform: scaleY(0.3); }
            50% { transform: scaleY(1); }
        }

        @keyframes fadeScaleIn {
            from {
                opacity: 0;
                transform: scale(0.92) translateY(16px);
            }
            to {
                opacity: 1;
                transform: scale(1) translateY(0);
            }
        }

        @keyframes slideInLeftReveal {
            from {
                opacity: 0;
                transform: translateX(-32px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        @keyframes slideInRightReveal {
            from {
                opacity: 0;
                transform: translateX(32px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        @keyframes gradientShift {
            0%, 100% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
        }

        @keyframes grainShift {
            0%, 100% { transform: translate(0, 0); }
            25% { transform: translate(-1%, 1%); }
            50% { transform: translate(1%, -1%); }
            75% { transform: translate(-1%, -1%); }
        }
        
        .animate-fade-in-up {
            animation: fadeInUp 0.8s var(--transition-slow) forwards;
            opacity: 0;
        }
        
        .animate-fade-in {
            animation: fadeIn 0.6s ease forwards;
            opacity: 0;
        }
        
        .delay-100 { animation-delay: 0.1s; }
        .delay-200 { animation-delay: 0.2s; }
        .delay-300 { animation-delay: 0.3s; }
        .delay-400 { animation-delay: 0.4s; }
        .delay-500 { animation-delay: 0.5s; }
        .delay-600 { animation-delay: 0.6s; }
        
        /* ============================================
           NAVIGATION
           ============================================ */
        
        .nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: var(--z-nav);
            background: rgba(10, 10, 11, 0.8);
            backdrop-filter: blur(20px) saturate(1.2);
            -webkit-backdrop-filter: blur(20px) saturate(1.2);
            border-bottom: 1px solid transparent;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .nav.scrolled {
            border-color: var(--color-border);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            transition: height var(--transition-base);
        }

        .nav.scrolled .nav-inner {
            height: 64px;
        }
        
        .nav-logo {
            display: flex;
            align-items: center;
            gap: var(--space-3);
            text-decoration: none;
            color: var(--color-text-primary);
            font-weight: 800;
            font-size: var(--text-xl);
            letter-spacing: -0.03em;
        }
        
        .nav-logo-mark {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-md);
            object-fit: cover;
        }
        
        .nav-links {
            display: none;
            align-items: center;
            gap: var(--space-1);
        }
        
        @media (min-width: 1024px) {
            .nav-links { display: flex; }
        }
        
        .nav-link {
            position: relative;
            padding: var(--space-2) var(--space-4);
            color: var(--color-text-secondary);
            text-decoration: none;
            font-size: var(--text-sm);
            font-weight: 500;
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast), background var(--transition-fast);
        }
        
        .nav-link:hover {
            color: var(--color-text-primary);
            background: var(--color-surface);
        }
        
        .nav-cta-group {
            display: flex;
            align-items: center;
            gap: var(--space-3);
        }
        
        .nav-mobile-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: none;
            border: none;
            color: var(--color-text-primary);
            cursor: pointer;
        }
        
        @media (min-width: 1024px) {
            .nav-mobile-toggle { display: none; }
        }
        
        /* ============================================
           BUTTONS
           ============================================ */
        
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: var(--space-2);
            padding: var(--space-3) var(--space-6);
            font-family: var(--font-sans);
            font-size: var(--text-sm);
            font-weight: 600;
            line-height: 1.5;
            text-decoration: none;
            border: none;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: transform var(--transition-spring), box-shadow var(--transition-base), background var(--transition-base), border-color var(--transition-base), color var(--transition-base);
            white-space: nowrap;
        }

        .btn:active {
            transform: scale(0.97);
        }

        .btn-primary {
            background: var(--color-accent);
            color: var(--color-void);
        }

        .btn-primary:hover {
            background: var(--color-accent-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(212, 165, 116, 0.35);
        }

        .btn-primary:active {
            transform: scale(0.97) translateY(0);
        }

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

        .btn-secondary:hover {
            background: var(--color-elevated);
            border-color: var(--color-border-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .btn-secondary:active {
            transform: scale(0.97) translateY(0);
        }

        .btn-ghost {
            background: transparent;
            color: var(--color-text-secondary);
        }

        .btn-ghost:hover {
            color: var(--color-text-primary);
            background: var(--color-surface);
        }

        .btn-ghost:active {
            transform: scale(0.97);
        }
        
        .btn-sm {
            padding: var(--space-2) var(--space-4);
            font-size: var(--text-xs);
        }
        
        .btn-lg {
            padding: var(--space-4) var(--space-8);
            font-size: var(--text-base);
        }
        
        /* ============================================
           HERO SECTION
           ============================================ */
        
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding-top: 72px;
            overflow: hidden;
        }
        
        .hero-bg {
            position: absolute;
            inset: 0;
            pointer-events: none;
        }
        
        .hero-bg-grid {
            position: absolute;
            inset: 0;
            background-image: 
                linear-gradient(rgba(212, 165, 116, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(212, 165, 116, 0.03) 1px, transparent 1px);
            background-size: 60px 60px;
            mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 70%);
            -webkit-mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 70%);
        }
        
        .hero-bg-glow {
            position: absolute;
            top: 20%;
            left: 50%;
            transform: translateX(-50%);
            width: 700px;
            height: 480px;
            background: radial-gradient(ellipse, var(--color-accent-glow) 0%, transparent 70%);
            filter: blur(60px);
            animation: pulse-glow 6s ease infinite;
        }

        .hero-bg-mesh {
            position: absolute;
            inset: 0;
            background: var(--gradient-mesh-bold);
            background-size: 140% 140%;
            animation: meshDrift 18s ease-in-out infinite;
            opacity: 0.85;
        }

        @keyframes meshDrift {
            0%, 100% { background-position: 0% 0%; }
            50% { background-position: 30% 20%; }
        }

        .hero-bg-grain {
            position: absolute;
            inset: -10%;
            opacity: 0.04;
            background-image:
                radial-gradient(circle at 20% 30%, #fff 0.5px, transparent 0.5px),
                radial-gradient(circle at 70% 60%, #fff 0.5px, transparent 0.5px),
                radial-gradient(circle at 40% 80%, #fff 0.5px, transparent 0.5px),
                radial-gradient(circle at 90% 20%, #fff 0.5px, transparent 0.5px);
            background-size: 120px 120px, 160px 160px, 140px 140px, 180px 180px;
            animation: grainShift 8s ease-in-out infinite;
        }
        
        .hero-inner {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: minmax(0, 1fr);
            gap: var(--space-16);
            align-items: center;
        }
        
        @media (min-width: 1024px) {
            .hero-inner {
                grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
                gap: var(--space-12);
            }
        }

        .hero-content {
            max-width: 560px;
            min-width: 0;
        }
        
        .hero-label {
            display: inline-flex;
            align-items: center;
            gap: var(--space-2);
            padding: var(--space-2) var(--space-4);
            background: var(--color-accent-glow);
            border: 1px solid rgba(212, 165, 116, 0.2);
            border-radius: 100px;
            font-size: var(--text-xs);
            font-weight: 600;
            color: var(--color-accent);
            letter-spacing: 0.05em;
            text-transform: uppercase;
            margin-bottom: var(--space-6);
        }
        
        .hero-label-dot {
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
            animation: pulse-glow 2s ease infinite;
        }
        
        .hero-title {
            font-size: var(--text-fluid-hero);
            font-weight: 900;
            line-height: 0.98;
            letter-spacing: -0.045em;
            margin-bottom: var(--space-6);
        }

        .hero-title-accent {
            background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-light) 30%, var(--color-secondary-light) 60%, var(--color-accent) 100%);
            background-size: 300% auto;
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: var(--color-accent);
            animation: gradientShift 8s ease infinite;
        }
        
        .hero-subtitle {
            font-size: var(--text-lg);
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: var(--space-8);
            max-width: 480px;
        }
        
        .hero-ctas {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-4);
            margin-bottom: var(--space-12);
        }
        
        .hero-stats {
            display: flex;
            gap: var(--space-8);
        }
        
        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: var(--space-1);
        }
        
        .hero-stat-value {
            font-family: var(--font-mono);
            font-size: var(--text-2xl);
            font-weight: 700;
            color: var(--color-text-primary);
            font-variant-numeric: tabular-nums;
        }
        
        .hero-stat-label {
            font-size: var(--text-xs);
            color: var(--color-text-tertiary);
            text-transform: uppercase;
            letter-spacing: 0.08em;
        }
        
        /* Hero Visual — Conversation System */
        .hero-visual {
            position: relative;
            height: 500px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        @media (min-width: 1024px) {
            .hero-visual { height: 600px; }
        }
        
        .conversation-hub {
            position: relative;
            width: 100%;
            height: 100%;
            max-width: 540px;
            max-height: 500px;
            margin: 0 auto;
        }

        @media (min-width: 1024px) {
            .conversation-hub { max-height: 600px; }
        }
        
        .hub-center {
            position: relative;
            width: 140px;
            height: 140px;
            margin: 0 auto;
            z-index: 10;
        }
        
        .hub-core {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 0 60px rgba(212, 165, 116, 0.2);
            animation: float 6s ease infinite;
        }
        
        .hub-core-inner {
            width: 60px;
            height: 60px;
            background: var(--color-void);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .hub-core-icon {
            width: 32px;
            height: 32px;
            color: var(--color-accent);
        }
        
        .hub-ring {
            position: absolute;
            inset: -20px;
            border: 1px solid rgba(212, 165, 116, 0.15);
            border-radius: 50%;
            animation: pulse-glow 3s ease infinite;
        }
        
        .hub-ring-2 {
            inset: -40px;
            border-color: rgba(212, 165, 116, 0.08);
            animation-delay: 1s;
        }
        
        /* Channel Nodes */
        .channel-nodes {
            position: absolute;
            inset: 0;
        }
        
        .channel-node {
            position: absolute;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: var(--space-2);
            animation: fadeInUp 0.8s var(--transition-slow) forwards;
            opacity: 0;
        }
        
        .channel-node-icon {
            width: 48px;
            height: 48px;
            background: var(--color-elevated);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--text-lg);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-base);
            overflow: hidden;
            padding: 0;
        }

        .channel-node-icon img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }
        
        .channel-node:hover .channel-node-icon {
            border-color: var(--color-accent);
            box-shadow: 0 0 20px var(--color-accent-glow);
        }
        
        .channel-node-label {
            font-size: var(--text-xs);
            color: var(--color-text-tertiary);
            font-weight: 500;
            white-space: nowrap;
        }
        
        .channel-node-status {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-success);
            animation: pulse-glow 2s ease infinite;
        }
        
        /* Position nodes around the hub */
        .node-voice { top: 5%; left: 50%; transform: translateX(-50%); animation-delay: 0.2s; }
        .node-whatsapp { top: 20%; right: 5%; animation-delay: 0.3s; }
        .node-rcs { bottom: 20%; right: 5%; animation-delay: 0.4s; }
        .node-telegram { bottom: 5%; left: 50%; transform: translateX(-50%); animation-delay: 0.5s; }
        .node-instagram { bottom: 20%; left: 5%; animation-delay: 0.6s; }
        .node-web { top: 20%; left: 5%; animation-delay: 0.7s; }
        
        /* Connection Lines */
        .connection-lines {
            position: absolute;
            inset: 0;
            pointer-events: none;
        }
        
        .connection-line {
            stroke: var(--color-accent);
            stroke-width: 1;
            stroke-opacity: 0.15;
            fill: none;
            animation: connection-pulse 3s ease infinite;
        }
        
        /* Active Conversation Card */
        .active-conversation {
            position: absolute;
            bottom: -20px;
            right: -20px;
            width: 260px;
            background: var(--color-elevated);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: var(--space-4);
            box-shadow: var(--shadow-lg);
            animation: slideInRight 0.8s 1s var(--transition-slow) forwards;
            opacity: 0;
        }
        
        .conversation-header {
            display: flex;
            align-items: center;
            gap: var(--space-3);
            margin-bottom: var(--space-3);
            padding-bottom: var(--space-3);
            border-bottom: 1px solid var(--color-border);
        }
        
        .conversation-avatar {
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-light));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--text-xs);
            font-weight: 700;
            color: var(--color-void);
        }
        
        .conversation-meta {
            flex: 1;
        }
        
        .conversation-name {
            font-size: var(--text-sm);
            font-weight: 600;
        }
        
        .conversation-channel {
            font-size: var(--text-xs);
            color: var(--color-text-tertiary);
        }
        
        .conversation-status {
            width: 8px;
            height: 8px;
            background: var(--color-success);
            border-radius: 50%;
            animation: pulse-glow 2s ease infinite;
        }
        
        .conversation-messages {
            display: flex;
            flex-direction: column;
            gap: var(--space-2);
        }
        
        .message {
            padding: var(--space-2) var(--space-3);
            border-radius: var(--radius-md);
            font-size: var(--text-xs);
            max-width: 85%;
        }
        
        .message-ai {
            background: var(--color-accent-glow);
            color: var(--color-accent-light);
            align-self: flex-start;
            border: 1px solid rgba(212, 165, 116, 0.15);
        }
        
        .message-user {
            background: var(--color-panel);
            color: var(--color-text-secondary);
            align-self: flex-end;
        }
        
        .conversation-actions {
            display: flex;
            gap: var(--space-2);
            margin-top: var(--space-3);
            padding-top: var(--space-3);
            border-top: 1px solid var(--color-border);
        }
        
        .action-tag {
            padding: var(--space-1) var(--space-2);
            background: var(--color-surface);
            border-radius: 4px;
            font-size: var(--text-xs);
            color: var(--color-text-tertiary);
            font-family: var(--font-mono);
        }
        
        .action-tag-highlight {
            background: var(--color-secondary-glow);
            color: var(--color-secondary-light);
        }
        
        /* ============================================
           SECTION BASE
           ============================================ */
        
        .section {
            position: relative;
            padding: var(--space-24) 0;
            scroll-margin-top: 88px;
        }
        
        .section-header {
            max-width: 640px;
            margin-bottom: var(--space-16);
        }
        
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: var(--space-2);
            font-family: var(--font-mono);
            font-size: var(--text-xs);
            color: var(--color-accent);
            text-transform: uppercase;
            letter-spacing: 0.1em;
            margin-bottom: var(--space-4);
        }
        
        .section-title {
            font-size: var(--text-fluid-section);
            font-weight: 800;
            line-height: 1.05;
            letter-spacing: -0.035em;
            margin-bottom: var(--space-5);
        }

        .section-title-gradient {
            background: linear-gradient(120deg, var(--color-text-primary) 0%, var(--color-text-primary) 40%, var(--color-accent-light) 65%, var(--color-secondary-light) 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: var(--color-text-primary);
        }

        .section-subtitle {
            font-size: var(--text-base);
            color: var(--color-text-tertiary);
            line-height: 1.7;
            max-width: 52ch;
        }
        
        /* ============================================
           PRODUCTS SECTION
           ============================================ */
        
        .products-section {
            background: var(--color-deep);
        }
        
        .products-grid {
            display: grid;
            gap: var(--space-6);
        }
        
        @media (min-width: 768px) {
            .products-grid { grid-template-columns: repeat(2, 1fr); }
        }
        
        .product-card {
            position: relative;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-xl);
            padding: var(--space-8);
            overflow: hidden;
            transition: transform var(--transition-spring), box-shadow var(--transition-base), border-color var(--transition-base);
            transform-style: preserve-3d;
            transform: perspective(1000px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg)) translateY(0);
        }

        .product-card::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: inherit;
            padding: 1px;
            background: linear-gradient(135deg, rgba(212, 165, 116, 0.25), transparent 40%, transparent 60%, rgba(107, 158, 143, 0.2));
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            pointer-events: none;
            opacity: 0;
            transition: opacity var(--transition-base);
        }

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

        .product-card:hover {
            border-color: var(--color-border-light);
            transform: perspective(1000px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg)) translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .product-card-voice:hover {
            border-color: rgba(212, 165, 116, 0.3);
            box-shadow: var(--shadow-lg), 0 0 60px -20px rgba(212, 165, 116, 0.35);
        }

        .product-card-bot:hover {
            border-color: rgba(107, 158, 143, 0.3);
            box-shadow: var(--shadow-lg), 0 0 60px -20px rgba(107, 158, 143, 0.35);
        }
        
        .product-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: var(--space-6);
            font-size: var(--text-xl);
        }
        
        .product-icon-voice {
            background: var(--color-voice-glow);
            color: var(--color-voice);
        }
        
        .product-icon-bot {
            background: var(--color-bot-glow);
            color: var(--color-bot);
        }
        
        .product-title {
            font-size: var(--text-2xl);
            font-weight: 700;
            margin-bottom: var(--space-3);
        }
        
        .product-tagline {
            font-family: var(--font-mono);
            font-size: var(--text-sm);
            margin-bottom: var(--space-4);
        }
        
        .product-tagline-voice { color: var(--color-voice); }
        .product-tagline-bot { color: var(--color-bot); }
        
        .product-desc {
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: var(--space-6);
        }
        
        .product-features {
            display: flex;
            flex-direction: column;
            gap: var(--space-3);
            margin-bottom: var(--space-8);
        }
        
        .product-feature {
            display: flex;
            align-items: center;
            gap: var(--space-3);
            font-size: var(--text-sm);
            color: var(--color-text-secondary);
        }
        
        .product-feature-check {
            width: 18px;
            height: 18px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 10px;
        }
        
        .product-feature-check-voice {
            background: var(--color-voice-glow);
            color: var(--color-voice);
        }
        
        .product-feature-check-bot {
            background: var(--color-bot-glow);
            color: var(--color-bot);
        }
        
        .product-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: var(--space-2);
            padding: var(--space-3) var(--space-6);
            border-radius: var(--radius-md);
            font-size: var(--text-sm);
            font-weight: 700;
            text-decoration: none;
            border: 1px solid transparent;
            transition: gap var(--transition-fast), transform var(--transition-spring), box-shadow var(--transition-base), border-color var(--transition-base);
        }

        .product-cta:hover {
            gap: var(--space-3);
            transform: translateY(-2px);
        }

        .product-cta:active {
            transform: scale(0.97);
        }

        .product-cta svg {
            transition: transform var(--transition-fast);
        }

        .product-cta:hover svg {
            transform: translateX(2px);
        }

        .product-cta-voice {
            color: var(--color-void);
            background: linear-gradient(135deg, var(--color-voice), var(--color-accent-dark));
        }

        .product-cta-voice:hover {
            box-shadow: 0 8px 30px -8px var(--color-voice-glow), 0 0 0 1px var(--color-voice);
        }

        .product-cta-bot {
            color: var(--color-void);
            background: linear-gradient(135deg, var(--color-bot), var(--color-secondary));
        }

        .product-cta-bot:hover {
            box-shadow: 0 8px 30px -8px var(--color-bot-glow), 0 0 0 1px var(--color-bot);
        }
        
        /* Product Preview UI */
        .product-preview {
            position: relative;
            margin-top: var(--space-8);
            background: var(--color-void);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
        }
        
        .preview-header {
            display: flex;
            align-items: center;
            gap: var(--space-2);
            padding: var(--space-3) var(--space-4);
            border-bottom: 1px solid var(--color-border);
            background: var(--color-surface);
        }
        
        .preview-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
        }
        
        .preview-dot-red { background: #ff5f56; }
        .preview-dot-yellow { background: #ffbd2e; }
        .preview-dot-green { background: #27c93f; }
        
        .preview-title {
            margin-left: var(--space-2);
            font-size: var(--text-xs);
            color: var(--color-text-tertiary);
            font-family: var(--font-mono);
        }
        
        .preview-body {
            padding: var(--space-4);
            min-height: 160px;
        }
        
        /* Voice Preview */
        .voice-call-ui {
            display: flex;
            flex-direction: column;
            gap: var(--space-4);
        }
        
        .call-timeline {
            display: flex;
            align-items: center;
            gap: var(--space-3);
        }
        
        .call-timeline-bar {
            flex: 1;
            height: 4px;
            background: var(--color-panel);
            border-radius: 2px;
            overflow: hidden;
        }
        
        .call-timeline-progress {
            height: 100%;
            width: 65%;
            background: linear-gradient(90deg, var(--color-voice), var(--color-voice-light));
            border-radius: 2px;
            animation: pulse-glow 2s ease infinite;
        }
        
        .call-timeline-time {
            font-family: var(--font-mono);
            font-size: var(--text-xs);
            color: var(--color-text-tertiary);
        }
        
        .transcript-lines {
            display: flex;
            flex-direction: column;
            gap: var(--space-3);
        }
        
        .transcript-line {
            display: flex;
            gap: var(--space-3);
            align-items: flex-start;
        }
        
        .transcript-speaker {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--text-xs);
            font-weight: 700;
            flex-shrink: 0;
        }
        
        .transcript-speaker-ai {
            background: var(--color-voice-glow);
            color: var(--color-voice);
        }
        
        .transcript-speaker-user {
            background: var(--color-panel);
            color: var(--color-text-tertiary);
        }
        
        .transcript-text {
            font-size: var(--text-sm);
            color: var(--color-text-secondary);
            line-height: 1.5;
            padding-top: 4px;
        }
        
        .transcript-meta {
            display: flex;
            gap: var(--space-2);
            margin-top: var(--space-1);
        }
        
        .transcript-tag {
            padding: 2px 6px;
            background: var(--color-surface);
            border-radius: 4px;
            font-size: 10px;
            font-family: var(--font-mono);
            color: var(--color-text-muted);
        }
        
        .transcript-tag-intent {
            background: rgba(107, 158, 143, 0.1);
            color: var(--color-secondary);
        }
        
        .transcript-tag-action {
            background: rgba(212, 165, 116, 0.1);
            color: var(--color-accent);
        }
        
        /* Bot Builder Preview */
        .workflow-canvas {
            display: flex;
            flex-direction: column;
            gap: var(--space-3);
        }
        
        .workflow-node {
            display: flex;
            align-items: center;
            gap: var(--space-3);
            padding: var(--space-3);
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
        }
        
        .workflow-node:hover {
            border-color: var(--color-border-light);
        }
        
        .workflow-node-active {
            border-color: var(--color-bot);
            box-shadow: 0 0 20px var(--color-bot-glow);
            animation: node-activate 2s ease infinite;
        }
        
        .workflow-node-icon {
            width: 32px;
            height: 32px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--text-sm);
            flex-shrink: 0;
        }
        
        .workflow-node-icon-trigger { background: rgba(184, 107, 107, 0.1); color: var(--color-error); }
        .workflow-node-icon-ai { background: var(--color-bot-glow); color: var(--color-bot); }
        .workflow-node-icon-condition { background: rgba(201, 169, 110, 0.1); color: var(--color-warning); }
        .workflow-node-icon-api { background: rgba(107, 140, 174, 0.1); color: var(--color-info); }
        .workflow-node-icon-action { background: var(--color-voice-glow); color: var(--color-voice); }
        
        .workflow-node-content {
            flex: 1;
        }
        
        .workflow-node-title {
            font-size: var(--text-sm);
            font-weight: 600;
            margin-bottom: 2px;
        }
        
        .workflow-node-desc {
            font-size: var(--text-xs);
            color: var(--color-text-tertiary);
        }
        
        .workflow-connector {
            width: 2px;
            height: 20px;
            background: var(--color-border);
            margin-left: 24px;
            position: relative;
        }
        
        .workflow-connector::after {
            content: '';
            position: absolute;
            bottom: -3px;
            left: 50%;
            transform: translateX(-50%);
            width: 6px;
            height: 6px;
            background: var(--color-border);
            border-radius: 50%;
        }
        
        .workflow-connector-active {
            background: var(--color-bot);
        }
        
        .workflow-connector-active::after {
            background: var(--color-bot);
        }
        
        /* ============================================
           SEE IT IN ACTION
           ============================================ */
        
        .demo-section {
            position: relative;
            background: var(--color-deep);
            padding-top: var(--space-32);
            padding-bottom: var(--space-32);
            overflow: hidden;
        }

        .demo-section::before {
            content: '';
            position: absolute;
            top: -10%;
            left: 50%;
            transform: translateX(-50%);
            width: 1100px;
            height: 600px;
            background: radial-gradient(ellipse, rgba(212, 165, 116, 0.1) 0%, rgba(107, 158, 143, 0.06) 45%, transparent 70%);
            filter: blur(60px);
            pointer-events: none;
        }

        .demo-tabs {
            position: relative;
            display: flex;
            gap: var(--space-2);
            margin-bottom: var(--space-10);
            padding: var(--space-1);
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            width: fit-content;
        }

        .demo-tab {
            padding: var(--space-3) var(--space-8);
            font-family: var(--font-sans);
            font-size: var(--text-sm);
            font-weight: 600;
            color: var(--color-text-tertiary);
            background: none;
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .demo-tab.active {
            background: var(--color-elevated);
            color: var(--color-text-primary);
            box-shadow: var(--shadow-sm);
        }

        .demo-panel {
            display: none;
        }

        .demo-panel.active {
            display: block;
            animation: fadeIn 0.4s ease;
        }

        .demo-interface {
            position: relative;
            display: grid;
            grid-template-columns: 1fr;
            gap: 0;
            background: var(--color-surface);
            border: 1px solid rgba(212, 165, 116, 0.2);
            border-radius: var(--radius-xl);
            overflow: hidden;
            max-width: 1180px;
            margin: 0 auto;
            box-shadow: var(--shadow-lg), 0 0 100px -40px rgba(212, 165, 116, 0.25);
        }

        @media (min-width: 1024px) {
            .demo-interface {
                grid-template-columns: 1.1fr 0.9fr;
            }
            .demo-conversation { padding: var(--space-10); }
            .demo-workflow { padding: var(--space-10); }
        }
        
        .demo-conversation {
            padding: var(--space-6);
            display: flex;
            flex-direction: column;
            gap: var(--space-4);
        }
        
        .demo-workflow {
            background: var(--color-void);
            border-left: 1px solid var(--color-border);
            padding: var(--space-6);
        }
        
        .chat-message {
            display: flex;
            gap: var(--space-3);
            animation: fadeInUp 0.4s ease forwards;
            opacity: 0;
        }
        
        .chat-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--text-sm);
            font-weight: 700;
            flex-shrink: 0;
        }
        
        .chat-avatar-ai {
            background: linear-gradient(135deg, var(--color-voice), var(--color-voice-dark));
            color: var(--color-void);
        }
        
        .chat-avatar-user {
            background: var(--color-panel);
            color: var(--color-text-secondary);
        }
        
        .chat-bubble {
            flex: 1;
            padding: var(--space-3) var(--space-4);
            background: var(--color-elevated);
            border-radius: var(--radius-lg);
            border-top-left-radius: 4px;
        }
        
        .chat-bubble-user {
            background: var(--color-panel);
            border-top-left-radius: var(--radius-lg);
            border-top-right-radius: 4px;
        }
        
        .chat-text {
            font-size: var(--text-sm);
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        
        .chat-time {
            font-size: var(--text-xs);
            color: var(--color-text-muted);
            margin-top: var(--space-1);
        }
        
        /* Intent Flow */
        .intent-flow {
            display: flex;
            flex-direction: column;
            gap: var(--space-2);
            margin-top: var(--space-4);
            padding: var(--space-4);
            background: var(--color-void);
            border-radius: var(--radius-md);
        }
        
        .intent-step {
            display: flex;
            align-items: center;
            gap: var(--space-3);
            padding: var(--space-2) var(--space-3);
            border-radius: var(--radius-sm);
            font-size: var(--text-xs);
            color: var(--color-text-tertiary);
            opacity: 0;
            animation: fadeIn 0.3s ease forwards;
        }
        
        .intent-step-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 10px;
            flex-shrink: 0;
        }
        
        .intent-step-complete {
            background: rgba(90, 158, 122, 0.1);
            color: var(--color-success);
        }
        
        .intent-step-active {
            background: var(--color-voice-glow);
            color: var(--color-voice);
            animation: pulse-glow 1.5s ease infinite;
        }
        
        /* ============================================
           USE CASES
           ============================================ */
        
        .usecases-section {
            background: var(--color-deep);
        }
        
        .usecases-grid {
            display: grid;
            gap: var(--space-6);
            grid-template-columns: 1fr;
        }

        @media (min-width: 640px) {
            .usecases-grid { grid-template-columns: repeat(2, 1fr); }
        }

        @media (min-width: 1024px) {
            .usecases-grid {
                grid-template-columns: repeat(3, 1fr);
                grid-auto-rows: minmax(200px, auto);
            }
            .usecase-card-feature {
                grid-column: span 3;
                grid-row: span 1;
            }
        }

        .usecase-card {
            position: relative;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-xl);
            padding: var(--space-8);
            transition: transform var(--transition-spring), box-shadow var(--transition-base), border-color var(--transition-base);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }

        .usecase-card-feature {
            background: linear-gradient(150deg, var(--color-surface-tint) 0%, var(--color-surface) 55%);
            border-color: rgba(212, 165, 116, 0.25);
            justify-content: space-between;
        }

        .usecase-card-feature .usecase-title {
            font-size: var(--text-3xl);
        }

        .usecase-card-feature .usecase-desc {
            font-size: var(--text-base);
            max-width: 44ch;
        }

        .usecase-card-feature .usecase-icon {
            width: 56px;
            height: 56px;
            font-size: var(--text-2xl);
        }

        .usecase-card::after {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: inherit;
            background: radial-gradient(circle at 50% 0%, var(--color-accent-glow) 0%, transparent 70%);
            opacity: 0;
            transition: opacity var(--transition-base);
            pointer-events: none;
        }

        .usecase-card:hover::after {
            opacity: 1;
        }

        .usecase-card:hover {
            border-color: var(--color-border-light);
            transform: translateY(-6px) scale(1.015);
            box-shadow: var(--shadow-lg), 0 0 40px -18px var(--color-accent-glow);
        }
        
        .usecase-number {
            font-family: var(--font-mono);
            font-size: var(--text-xs);
            color: var(--color-text-muted);
            margin-bottom: var(--space-4);
        }
        
        .usecase-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: var(--space-4);
            font-size: var(--text-lg);
        }
        
        .usecase-icon-sales { background: rgba(212, 165, 116, 0.1); color: var(--color-voice); }
        .usecase-icon-support { background: rgba(107, 158, 143, 0.1); color: var(--color-bot); }
        .usecase-icon-appointments { background: rgba(107, 140, 174, 0.1); color: var(--color-info); }
        .usecase-icon-leads { background: rgba(184, 107, 107, 0.1); color: var(--color-error); }
        .usecase-icon-collections { background: rgba(201, 169, 110, 0.1); color: var(--color-warning); }
        .usecase-icon-operations { background: rgba(150, 150, 170, 0.1); color: var(--color-text-secondary); }
        
        .usecase-title {
            font-size: var(--text-lg);
            font-weight: 700;
            margin-bottom: var(--space-2);
        }
        
        .usecase-desc {
            font-size: var(--text-sm);
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: var(--space-4);
        }
        
        .usecase-tags {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-2);
        }
        
        .usecase-tag {
            padding: var(--space-1) var(--space-3);
            background: var(--color-elevated);
            border-radius: 100px;
            font-size: var(--text-xs);
            color: var(--color-text-tertiary);
        }
        
        /* ============================================
           OMNICHANNEL SECTION
           ============================================ */
        
        .omnichannel-section {
            position: relative;
            background: var(--color-void);
            overflow: hidden;
        }

        .omnichannel-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background:
                radial-gradient(ellipse 700px 500px at 50% 45%, rgba(212, 165, 116, 0.09) 0%, transparent 65%),
                radial-gradient(ellipse 500px 400px at 15% 80%, rgba(107, 158, 143, 0.08) 0%, transparent 60%),
                radial-gradient(ellipse 500px 400px at 85% 15%, rgba(107, 158, 143, 0.06) 0%, transparent 60%);
            pointer-events: none;
        }
        
        .omnichannel-visual {
            position: relative;
            height: 400px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-top: var(--space-12);
        }
        
        @media (min-width: 768px) {
            .omnichannel-visual { height: 500px; }
        }
        
        .omni-core {
            position: relative;
            z-index: 10;
            width: 180px;
            height: 180px;
            background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
            border-radius: var(--radius-xl);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: var(--space-2);
            box-shadow: 0 0 80px rgba(212, 165, 116, 0.15);
        }
        
        .omni-core-mark {
            width: 40px;
            height: 40px;
            margin-bottom: var(--space-1);
            filter: brightness(0) invert(1);
            opacity: 0.9;
        }

        .omni-core-label {
            font-size: var(--text-xs);
            font-weight: 700;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--color-void);
        }
        
        .omni-core-sublabel {
            font-family: var(--font-mono);
            font-size: var(--text-xs);
            color: rgba(10, 10, 11, 0.7);
        }
        
        .omni-orbit {
            position: absolute;
            border: 1px solid var(--color-border);
            border-radius: 50%;
        }
        
        .omni-orbit-1 {
            width: 320px;
            height: 320px;
            animation: rotate 30s linear infinite;
        }
        
        .omni-orbit-2 {
            width: 460px;
            height: 460px;
        }
        
        .omni-channel {
            position: absolute;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: var(--space-1);
        }
        
        .omni-channel-icon {
            width: 44px;
            height: 44px;
            background: var(--color-elevated);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--text-base);
            box-shadow: var(--shadow-md);
            overflow: hidden;
            padding: 0;
        }

        .omni-channel-icon img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }
        
        .omni-channel-label {
            font-size: var(--text-xs);
            color: var(--color-text-tertiary);
        }
        
        /* Position 5 channels evenly around the orbit (72° apart, starting at top) */
        .omni-ch-1 { top: 50%; left: 50%; transform: translate(-50%, -50%) translateY(-160px); }
        .omni-ch-2 { top: 50%; left: 50%; transform: translate(-50%, -50%) rotate(72deg) translateY(-160px) rotate(-72deg); }
        .omni-ch-3 { top: 50%; left: 50%; transform: translate(-50%, -50%) rotate(144deg) translateY(-160px) rotate(-144deg); }
        .omni-ch-4 { top: 50%; left: 50%; transform: translate(-50%, -50%) rotate(216deg) translateY(-160px) rotate(-216deg); }
        .omni-ch-5 { top: 50%; left: 50%; transform: translate(-50%, -50%) rotate(288deg) translateY(-160px) rotate(-288deg); }

        @media (max-width: 767px) {
            .omni-ch-1, .omni-ch-2, .omni-ch-3, .omni-ch-4, .omni-ch-5 {
                --omni-radius: 120px;
            }
            .omni-ch-1 { transform: translate(-50%, -50%) translateY(calc(-1 * var(--omni-radius))); }
            .omni-ch-2 { transform: translate(-50%, -50%) rotate(72deg) translateY(calc(-1 * var(--omni-radius))) rotate(-72deg); }
            .omni-ch-3 { transform: translate(-50%, -50%) rotate(144deg) translateY(calc(-1 * var(--omni-radius))) rotate(-144deg); }
            .omni-ch-4 { transform: translate(-50%, -50%) rotate(216deg) translateY(calc(-1 * var(--omni-radius))) rotate(-216deg); }
            .omni-ch-5 { transform: translate(-50%, -50%) rotate(288deg) translateY(calc(-1 * var(--omni-radius))) rotate(-288deg); }
        }

        /* Integrations row — separate from the orbit diagram, sits below it */
        .omni-systems {
            position: relative;
            margin-top: var(--space-12);
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: var(--space-3);
        }
        
        .omni-system {
            padding: var(--space-2) var(--space-4);
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            font-size: var(--text-xs);
            color: var(--color-text-tertiary);
            font-family: var(--font-mono);
        }
        
        @keyframes rotate {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }
        
        /* ============================================
           PLATFORM ARCHITECTURE
           ============================================ */
        
        .platform-section {
            background: var(--color-deep);
        }
        
        .architecture-diagram {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: var(--space-8);
            padding: var(--space-8) 0;
        }
        
        .arch-layer {
            width: 100%;
            max-width: 800px;
        }
        
        .arch-layer-label {
            text-align: center;
            font-family: var(--font-mono);
            font-size: var(--text-xs);
            color: var(--color-text-muted);
            text-transform: uppercase;
            letter-spacing: 0.15em;
            margin-bottom: var(--space-4);
        }
        
        .arch-nodes {
            display: flex;
            justify-content: center;
            gap: var(--space-4);
            flex-wrap: wrap;
        }
        
        .arch-node {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: var(--space-3);
            padding: var(--space-6);
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-xl);
            min-width: 200px;
            transition: all var(--transition-base);
        }
        
        .arch-node:hover {
            border-color: var(--color-border-light);
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        
        .arch-node-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--text-xl);
        }
        
        .arch-node-title {
            font-size: var(--text-base);
            font-weight: 700;
        }

        .arch-node-title-icon {
            display: inline-flex;
            align-items: center;
            gap: var(--space-2);
        }

        .arch-node-title-icon img {
            width: 18px;
            height: 18px;
            border-radius: 5px;
            object-fit: cover;
            flex-shrink: 0;
        }
        
        .arch-node-desc {
            font-size: var(--text-sm);
            color: var(--color-text-tertiary);
            text-align: center;
        }
        
        .arch-connector {
            width: 2px;
            height: 40px;
            background: linear-gradient(to bottom, var(--color-border), var(--color-accent));
            position: relative;
        }
        
        .arch-connector::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 50%;
            transform: translateX(-50%);
            width: 8px;
            height: 8px;
            background: var(--color-accent);
            border-radius: 50%;
        }
        
        /* ============================================
           TRUST SECTION
           ============================================ */
        
        .trust-section {
            background: var(--color-surface);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .trust-grid {
            display: flex;
            flex-direction: column;
            gap: 0;
            border-top: 1px solid var(--color-border);
        }

        .trust-item {
            position: relative;
            background: transparent;
            padding: var(--space-8) 0;
            display: flex;
            flex-direction: column;
            gap: var(--space-4);
            align-items: flex-start;
            border-bottom: 1px solid var(--color-border);
            transition: background var(--transition-base), padding-left var(--transition-base);
        }

        @media (min-width: 768px) {
            .trust-item {
                flex-direction: row;
                align-items: center;
                gap: var(--space-8);
            }
            .trust-item-body {
                display: flex;
                align-items: baseline;
                gap: var(--space-8);
                flex: 1;
            }
            .trust-title { width: 220px; flex-shrink: 0; }
        }

        .trust-item:hover {
            background: var(--color-elevated);
            padding-left: var(--space-4);
        }

        .trust-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--text-2xl);
        }

        .trust-icon-security { background: rgba(107, 158, 143, 0.1); color: var(--color-bot); }
        .trust-icon-scale { background: rgba(212, 165, 116, 0.1); color: var(--color-voice); }
        .trust-icon-integrate { background: rgba(107, 140, 174, 0.1); color: var(--color-info); }
        .trust-icon-observe { background: rgba(150, 150, 170, 0.1); color: var(--color-text-secondary); }

        .trust-title {
            font-size: var(--text-xl);
            font-weight: 700;
        }

        .trust-desc {
            font-size: var(--text-sm);
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 56ch;
        }
        
        /* Logo placeholder area */
        .trust-logos {
            margin-top: var(--space-16);
            text-align: center;
        }
        
        .trust-logos-label {
            font-size: var(--text-xs);
            color: var(--color-text-muted);
            text-transform: uppercase;
            letter-spacing: 0.1em;
            margin-bottom: var(--space-8);
        }
        
        .logos-row {
            position: relative;
            display: flex;
            overflow: hidden;
            mask-image: linear-gradient(90deg, transparent 0%, black 10%, black 90%, transparent 100%);
            -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 10%, black 90%, transparent 100%);
        }

        .logos-track {
            display: flex;
            align-items: center;
            gap: var(--space-16);
            flex-shrink: 0;
            padding-right: var(--space-16);
            animation: logosScroll 28s linear infinite;
        }

        @keyframes logosScroll {
            from { transform: translateX(0); }
            to { transform: translateX(-50%); }
        }

        .logo-placeholder {
            display: inline-flex;
            align-items: center;
            gap: var(--space-2);
            font-family: var(--font-mono);
            font-size: var(--text-sm);
            font-weight: 600;
            letter-spacing: 0.12em;
            color: var(--color-text-tertiary);
            white-space: nowrap;
            opacity: 0.55;
            transition: opacity var(--transition-base), color var(--transition-base);
        }

        .logo-placeholder:hover {
            opacity: 1;
            color: var(--color-text-secondary);
        }

        .logo-placeholder::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
            opacity: 0.6;
            flex-shrink: 0;
        }

        @media (prefers-reduced-motion: reduce) {
            .logos-track {
                animation: none;
            }
        }
        
        /* ============================================
           DIFFERENTIATION
           ============================================ */
        
        .diff-section {
            background: var(--color-deep);
        }

        .diff-grid {
            display: flex;
            flex-direction: column;
        }

        .diff-item {
            position: relative;
            display: grid;
            grid-template-columns: 1fr;
            gap: var(--space-3);
            padding: var(--space-10) 0;
            border-bottom: 1px solid var(--color-border);
            overflow: hidden;
            transition: padding-left var(--transition-base);
        }

        @media (min-width: 768px) {
            .diff-item {
                grid-template-columns: 200px 1fr;
                align-items: center;
                gap: var(--space-8);
            }
        }

        .diff-item:hover {
            padding-left: var(--space-4);
        }

        .diff-item:hover .diff-number-bg {
            opacity: 0.14;
            transform: translateY(-50%) scale(1.05);
        }

        .diff-number-bg {
            position: absolute;
            top: 50%;
            right: -0.05em;
            transform: translateY(-50%);
            font-family: var(--font-mono);
            font-weight: 800;
            font-size: clamp(6rem, 14vw, 12rem);
            line-height: 1;
            color: var(--color-accent);
            opacity: 0.06;
            pointer-events: none;
            transition: opacity var(--transition-slow), transform var(--transition-slow);
            z-index: 0;
            user-select: none;
        }

        .diff-number {
            position: relative;
            z-index: 1;
            font-family: var(--font-mono);
            font-size: var(--text-lg);
            color: var(--color-accent);
            font-weight: 600;
            flex-shrink: 0;
        }

        .diff-content {
            position: relative;
            z-index: 1;
        }

        .diff-title {
            font-size: var(--text-2xl);
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: var(--space-2);
        }

        .diff-desc {
            font-size: var(--text-sm);
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 60ch;
        }
        
        /* ============================================
           RESPONSIBLE AI
           ============================================ */
        
        .responsible-section {
            background: var(--color-surface);
            position: relative;
        }

        .responsible-grid {
            display: grid;
            gap: var(--space-5);
            grid-template-columns: 1fr;
        }

        @media (min-width: 900px) {
            .responsible-grid { grid-template-columns: repeat(2, 1fr); }
        }

        .responsible-item {
            padding: var(--space-8);
            background: var(--color-elevated);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            display: flex;
            gap: var(--space-5);
            align-items: flex-start;
            transition: transform var(--transition-spring), box-shadow var(--transition-base), border-color var(--transition-base);
        }

        .responsible-item:hover {
            border-color: var(--color-border-light);
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .responsible-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--text-xl);
            flex-shrink: 0;
        }

        .responsible-title {
            font-size: var(--text-lg);
            font-weight: 700;
            margin-bottom: var(--space-2);
        }

        .responsible-desc {
            font-size: var(--text-sm);
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        
        /* ============================================
           CTA SECTION
           ============================================ */
        
        .cta-section {
            position: relative;
            background: var(--gradient-duotone);
            overflow: hidden;
            padding: var(--space-32) 0;
        }

        .cta-bg {
            position: absolute;
            inset: 0;
            pointer-events: none;
        }

        .cta-bg-glow {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 900px;
            height: 500px;
            background: radial-gradient(ellipse, rgba(212, 165, 116, 0.25) 0%, transparent 70%);
            filter: blur(80px);
            animation: pulse-glow 6s ease infinite;
        }

        .cta-bg-mesh {
            position: absolute;
            inset: 0;
            background:
                radial-gradient(ellipse 600px 400px at 10% 20%, rgba(107, 158, 143, 0.22) 0%, transparent 60%),
                radial-gradient(ellipse 600px 400px at 90% 80%, rgba(212, 165, 116, 0.22) 0%, transparent 60%);
        }

        .cta-bg-grain {
            position: absolute;
            inset: -10%;
            opacity: 0.035;
            background-image:
                radial-gradient(circle at 25% 25%, #fff 0.5px, transparent 0.5px),
                radial-gradient(circle at 75% 65%, #fff 0.5px, transparent 0.5px);
            background-size: 140px 140px, 170px 170px;
            animation: grainShift 9s ease-in-out infinite;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }

        .cta-eyebrow {
            font-family: var(--font-mono);
            font-size: var(--text-xs);
            letter-spacing: 0.15em;
            text-transform: uppercase;
            color: var(--color-accent-light);
            margin-bottom: var(--space-6);
        }

        .cta-title {
            font-size: clamp(2.25rem, 3vw + 1.5rem, 4.5rem);
            font-weight: 900;
            line-height: 1.05;
            letter-spacing: -0.035em;
            margin-bottom: var(--space-6);
        }

        .cta-subtitle {
            font-size: var(--text-lg);
            color: var(--color-text-secondary);
            margin-bottom: var(--space-10);
        }

        .cta-stats {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: var(--space-12);
            margin-bottom: var(--space-12);
            padding-bottom: var(--space-12);
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }

        .cta-stat-value {
            font-family: var(--font-mono);
            font-size: clamp(2.5rem, 3vw, 4rem);
            font-weight: 700;
            background: linear-gradient(120deg, var(--color-accent-light), var(--color-secondary-light));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: var(--color-accent-light);
            line-height: 1;
        }

        .cta-stat-label {
            font-size: var(--text-xs);
            color: var(--color-text-tertiary);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-top: var(--space-2);
        }

        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: var(--space-4);
        }
        
        /* ============================================
           FOOTER
           ============================================ */
        
        .footer {
            background: var(--color-void);
            border-top: 1px solid var(--color-border);
            padding: var(--space-16) 0 var(--space-8);
        }
        
        .footer-grid {
            display: grid;
            gap: var(--space-12);
            margin-bottom: var(--space-16);
        }
        
        @media (min-width: 768px) {
            .footer-grid { grid-template-columns: 2fr repeat(3, 1fr); }
        }
        
        .footer-brand {
            max-width: 280px;
        }
        
        .footer-logo {
            display: flex;
            align-items: center;
            gap: var(--space-3);
            margin-bottom: var(--space-4);
            text-decoration: none;
            color: var(--color-text-primary);
            font-weight: 800;
            font-size: var(--text-lg);
        }
        
        .footer-logo-mark {
            width: 32px;
            height: 32px;
            border-radius: var(--radius-sm);
            object-fit: cover;
        }
        
        .footer-desc {
            font-size: var(--text-sm);
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        
        .footer-column-title {
            font-size: var(--text-sm);
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: var(--space-4);
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: var(--space-3);
        }
        
        .footer-link {
            font-size: var(--text-sm);
            color: var(--color-text-secondary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        
        .footer-link:hover {
            color: var(--color-text-primary);
        }
        
        .footer-bottom {
            display: flex;
            flex-direction: column;
            gap: var(--space-4);
            padding-top: var(--space-8);
            border-top: 1px solid var(--color-border);
        }
        
        @media (min-width: 640px) {
            .footer-bottom {
                flex-direction: row;
                justify-content: space-between;
                align-items: center;
            }
        }
        
        .footer-copyright {
            font-size: var(--text-sm);
            color: var(--color-text-muted);
        }
        
        .footer-legal {
            display: flex;
            gap: var(--space-6);
        }
        
        .footer-legal-link {
            font-size: var(--text-sm);
            color: var(--color-text-tertiary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        
        .footer-legal-link:hover {
            color: var(--color-text-secondary);
        }
        
        /* ============================================
           MOBILE MENU
           ============================================ */
        
        .mobile-menu {
            position: fixed;
            inset: 0;
            z-index: var(--z-modal);
            background: rgba(10, 10, 11, 0.95);
            backdrop-filter: blur(20px);
            display: none;
            flex-direction: column;
            padding: var(--space-8);
            padding-top: 80px;
        }
        
        .mobile-menu.open {
            display: flex;
        }
        
        .mobile-menu-close {
            position: absolute;
            top: var(--space-4);
            right: var(--space-4);
            width: 44px;
            height: 44px;
            background: none;
            border: none;
            color: var(--color-text-primary);
            cursor: pointer;
        }
        
        .mobile-menu-links {
            display: flex;
            flex-direction: column;
            gap: var(--space-2);
        }
        
        .mobile-menu-link {
            padding: var(--space-4);
            color: var(--color-text-primary);
            text-decoration: none;
            font-size: var(--text-xl);
            font-weight: 600;
            border-radius: var(--radius-md);
            transition: background var(--transition-fast);
        }
        
        .mobile-menu-link:hover {
            background: var(--color-surface);
        }
        
        .mobile-menu-cta {
            margin-top: auto;
            display: flex;
            flex-direction: column;
            gap: var(--space-4);
        }
        
        /* ============================================
           SOUND WAVE ANIMATION
           ============================================ */
        
        .sound-wave {
            display: flex;
            align-items: center;
            gap: 2px;
            height: 24px;
        }
        
        .sound-wave-bar {
            width: 3px;
            background: var(--color-voice);
            border-radius: 2px;
            animation: sound-wave 1.2s ease infinite;
        }
        
        .sound-wave-bar:nth-child(1) { height: 8px; animation-delay: 0s; }
        .sound-wave-bar:nth-child(2) { height: 16px; animation-delay: 0.1s; }
        .sound-wave-bar:nth-child(3) { height: 24px; animation-delay: 0.2s; }
        .sound-wave-bar:nth-child(4) { height: 12px; animation-delay: 0.3s; }
        .sound-wave-bar:nth-child(5) { height: 20px; animation-delay: 0.4s; }
        
        /* ============================================
           SCROLL REVEAL
           ============================================ */
        
        .reveal {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
            will-change: opacity, transform;
        }

        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* Directional reveal variants */
        .reveal-scale {
            transform: scale(0.92) translateY(16px);
        }
        .reveal-scale.visible {
            transform: scale(1) translateY(0);
        }

        .reveal-left {
            transform: translateX(-32px);
        }
        .reveal-left.visible {
            transform: translateX(0);
        }

        .reveal-right {
            transform: translateX(32px);
        }
        .reveal-right.visible {
            transform: translateX(0);
        }

        /* Stagger children within a revealed grid/row */
        .reveal-stagger.visible > * {
            transition-delay: calc(var(--stagger-index, 0) * 80ms);
        }
        .reveal-stagger > *:nth-child(1) { --stagger-index: 1; }
        .reveal-stagger > *:nth-child(2) { --stagger-index: 2; }
        .reveal-stagger > *:nth-child(3) { --stagger-index: 3; }
        .reveal-stagger > *:nth-child(4) { --stagger-index: 4; }
        .reveal-stagger > *:nth-child(5) { --stagger-index: 5; }
        .reveal-stagger > *:nth-child(6) { --stagger-index: 6; }

        /* When the grid itself carries .reveal and children fade individually */
        .reveal-stagger > * {
            opacity: 0;
            transform: translateY(20px) scale(0.96);
            transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
            transition-delay: calc(var(--stagger-index, 0) * 80ms);
        }
        .reveal-stagger.visible > * {
            opacity: 1;
            transform: translateY(0) scale(1);
        }
        
        /* ============================================
           RESPONSIVE
           ============================================ */
        
        @media (max-width: 767px) {
            .hero-stats { display: none; }

            .hero-visual {
                flex-direction: column;
            }

            .active-conversation {
                position: relative;
                bottom: auto;
                right: auto;
                margin-top: var(--space-6);
                width: 100%;
                max-width: 100%;
                flex-shrink: 0;
                box-sizing: border-box;
            }

            .omnichannel-visual {
                transform: scale(0.7);
            }

            .hero-visual {
                height: 460px;
            }

            .conversation-hub {
                max-width: 320px;
                max-height: 460px;
            }

            .hub-center {
                width: 96px;
                height: 96px;
            }

            .hub-core-inner {
                width: 44px;
                height: 44px;
            }

            .hub-core-icon {
                width: 22px;
                height: 22px;
            }

            .channel-node-icon {
                width: 40px;
                height: 40px;
                font-size: var(--text-base);
            }

            .channel-node-label {
                font-size: 10px;
            }

            .channel-nodes {
                display: grid;
                grid-template-columns: repeat(3, 1fr);
                grid-template-rows: repeat(2, auto);
                position: static;
                gap: var(--space-6) 0;
                margin-top: var(--space-8);
                inset: auto;
            }

            .channel-node {
                position: static;
                opacity: 1;
                animation: none;
            }
        }