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

        body {
            font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #0a0a0a;
            overflow-x: hidden;
        }

        .dynamic-header {
            position: relative;
            height: 100vh;
            background: radial-gradient(circle at 20% 80%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
                        radial-gradient(circle at 80% 20%, rgba(118, 75, 162, 0.15) 0%, transparent 50%),
                        linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 50%, #0f0f0f 100%);
            overflow: hidden;
            perspective: 1000px;
        }

        /* Navigation */
        .nav-container {
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(10, 10, 10, 0.9);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(102, 126, 234, 0.2);
            transition: all 0.3s ease;
        }

        .nav-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 1rem 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.8rem;
            font-weight: 700;
            color: white;
            text-decoration: none;
            transition: all 0.3s ease;
        }

        .logo:hover {
            transform: scale(1.05);
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.2rem;
            box-shadow: 0 4px 20px rgba(102, 126, 234, 0.4);
            animation: logoGlow 3s ease-in-out infinite;
        }

        .nav-links {
            display: flex;
            list-style: none;
            gap: 2.5rem;
        }

        .nav-links a {
            color: #e2e8f0;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
            position: relative;
            padding: 0.5rem 0;
        }

        .nav-links a:hover {
            color: #667eea;
            text-shadow: 0 0 10px rgba(102, 126, 234, 0.5);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, #667eea, #764ba2);
            transition: width 0.3s ease;
            box-shadow: 0 0 10px rgba(102, 126, 234, 0.8);
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        /* Hero Content */
        .hero-container {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 95%;
            max-width: 1400px;
            height: 500px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 4rem;
            z-index: 2;
        }

        .hero-text {
            flex: 1;
            color: white;
            animation: slideInLeft 1s ease-out;
        }

        .hero-text h1 {
            font-size: 4rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
            background: linear-gradient(135deg, #ffffff 0%, #667eea 50%, #764ba2 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 0 30px rgba(102, 126, 234, 0.3);
            line-height: 1.1;
        }

        .hero-text p {
            font-size: 1.3rem;
            color: #cbd5e0;
            margin-bottom: 2.5rem;
            line-height: 1.6;
            max-width: 500px;
        }

        .hero-buttons {
            display: flex;
            gap: 1.5rem;
            flex-wrap: wrap;
        }

        .bcta-button {
            padding: 16px 32px;
            border-radius: 50px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.4s ease;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            position: relative;
            overflow: hidden;
        }

        .bcta-button.primary {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            box-shadow: 0 8px 32px rgba(102, 126, 234, 0.4);
            border: none;
        }

        .bcta-button.primary::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
            transition: left 0.6s;
        }

        .bcta-button.primary:hover::before {
            left: 100%;
        }

        .bcta-button.primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(102, 126, 234, 0.6);
        }

        .bcta-button.secondary {
            background: transparent;
            color: #e2e8f0;
            border: 2px solid rgba(102, 126, 234, 0.5);
            backdrop-filter: blur(10px);
        }

        .bcta-button.secondary:hover {
            background: rgba(102, 126, 234, 0.1);
            border-color: #667eea;
            color: #667eea;
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
        }

        /* 3D Smart Home Visualization */
        .smart-home-3d {
            flex: 1;
            height: 500px;
            position: relative;
            transform-style: preserve-3d;
            animation: slideInRight 1s ease-out;
        }

        .house-3d {
            width: 400px;
            height: 400px;
            position: relative;
            margin: 0 auto;
            transform-style: preserve-3d;
            animation: rotate3D 20s linear infinite;
        }

        .house-layer {
            position: absolute;
            width: 100%;
            height: 100%;
            border-radius: 24px;
            transform-style: preserve-3d;
        }

        .house-base {
            background: linear-gradient(145deg, rgba(30, 30, 30, 0.8), rgba(20, 20, 20, 0.9));
            border: 2px solid rgba(102, 126, 234, 0.3);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5),
                        inset 0 1px 0 rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(20px);
        }

        .room-node {
            position: absolute;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(102, 126, 234, 0.8), rgba(118, 75, 162, 0.6));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            cursor: pointer;
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            box-shadow: 0 8px 32px rgba(102, 126, 234, 0.4);
            border: 2px solid rgba(255, 255, 255, 0.2);
            z-index: 10;
        }

        .room-node::before {
            content: '';
            position: absolute;
            width: 80px;
            height: 80px;
            border-radius: 50%;
            border: 2px solid transparent;
            animation: pulse 2s ease-in-out infinite;
            z-index: -1;
        }

        .room-node.active {
            transform: scale(1.3) translateZ(20px);
            background: radial-gradient(circle, #667eea, #764ba2);
            box-shadow: 0 15px 50px rgba(102, 126, 234, 0.8),
                        0 0 30px rgba(102, 126, 234, 0.6);
            animation: activeGlow 1.5s ease-in-out infinite;
        }

        .room-node.active::before {
            border-color: rgba(102, 126, 234, 0.6);
            animation: pulseActive 1s ease-in-out infinite;
        }

        .room-node:hover {
            transform: scale(1.2) translateZ(15px);
            box-shadow: 0 12px 40px rgba(102, 126, 234, 0.6);
        }

        /* Room positions */
        .room-1 { top: 50px; left: 80px; }
        .room-2 { top: 50px; right: 80px; }
        .room-3 { top: 50%; left: 30px; transform: translateY(-50%); }
        .room-4 { top: 50%; right: 30px; transform: translateY(-50%); }
        .room-5 { bottom: 80px; left: 50%; transform: translateX(-50%); }
        .room-6 { bottom: 50px; right: 80px; }

        /* Neural Network Lines */
        .neural-network {
            position: absolute;
            width: 100%;
            height: 100%;
            pointer-events: none;
        }

        .neural-line {
            position: absolute;
            height: 2px;
            background: linear-gradient(90deg, 
                rgba(102, 126, 234, 0) 0%, 
                rgba(102, 126, 234, 0.8) 50%, 
                rgba(102, 126, 234, 0) 100%);
            opacity: 0;
            transition: all 0.6s ease;
        }

        .neural-line.active {
            opacity: 1;
            animation: dataFlow 2s ease-in-out infinite;
        }

        .line-h1 { top: 80px; left: 140px; width: 120px; }
        .line-h2 { bottom: 110px; left: 30px; width: 140px; }
        .line-v1 { top: 80px; left: 110px; width: 2px; height: 120px; transform: rotate(90deg); }
        .line-v2 { top: 180px; right: 110px; width: 2px; height: 100px; transform: rotate(90deg); }
        .line-d1 { top: 150px; left: 150px; width: 100px; transform: rotate(45deg); }
        .line-d2 { top: 200px; left: 200px; width: 120px; transform: rotate(-45deg); }

        /* Status Display */
        .status-display {
            position: absolute;
            top: -80px;
            left: 50%;
            transform: translateX(-50%);
            background: rgba(10, 10, 10, 0.9);
            backdrop-filter: blur(20px);
            padding: 1rem 2rem;
            border-radius: 16px;
            border: 1px solid rgba(102, 126, 234, 0.3);
            color: white;
            font-size: 0.95rem;
            min-width: 300px;
            text-align: center;
            opacity: 0;
            transform: translateX(-50%) translateY(20px);
            transition: all 0.4s ease;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
        }

        .status-display.active {
            opacity: 1;
            transform: translateX(-50%) translateY(0);
        }

        .status-title {
            font-weight: 600;
            color: #667eea;
            margin-bottom: 0.5rem;
        }

        .status-details {
            color: #cbd5e0;
            font-size: 0.85rem;
        }

        /* Floating Particles */
        .particles {
            position: absolute;
            width: 100%;
            height: 100%;
            pointer-events: none;
        }

        .particle {
            position: absolute;
            width: 4px;
            height: 4px;
            background: rgba(102, 126, 234, 0.6);
            border-radius: 50%;
            animation: floatParticle 8s linear infinite;
        }

        .particle:nth-child(odd) {
            background: rgba(118, 75, 162, 0.6);
            animation-duration: 10s;
        }

        /* Generate random positions for particles */
        .particle:nth-child(1) { left: 10%; animation-delay: 0s; }
        .particle:nth-child(2) { left: 20%; animation-delay: 1s; }
        .particle:nth-child(3) { left: 30%; animation-delay: 2s; }
        .particle:nth-child(4) { left: 40%; animation-delay: 3s; }
        .particle:nth-child(5) { left: 50%; animation-delay: 4s; }
        .particle:nth-child(6) { left: 60%; animation-delay: 5s; }
        .particle:nth-child(7) { left: 70%; animation-delay: 6s; }
        .particle:nth-child(8) { left: 80%; animation-delay: 7s; }
        .particle:nth-child(9) { left: 90%; animation-delay: 8s; }
        .particle:nth-child(10) { left: 85%; animation-delay: 1.5s; }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-container {
                flex-direction: column;
                height: auto;
                padding: 2rem 0;
            }
            
            .hero-text {
                text-align: center;
                margin-bottom: 2rem;
            }
            
            .hero-text h1 {
                font-size: 3rem;
            }
            
            .house-3d {
                width: 350px;
                height: 350px;
            }
        }

        @media (max-width: 768px) {
            .nav-links { display: none; }
            
            .hero-text h1 {
                font-size: 2.5rem;
            }
            
            .hero-text p {
                font-size: 1.1rem;
            }
            
            .hero-buttons {
                justify-content: center;
            }
            
            .house-3d {
                width: 300px;
                height: 300px;
            }
            
            .room-node {
                width: 50px;
                height: 50px;
                font-size: 1.2rem;
            }
        }

        /* Animations */
        @keyframes logoGlow {
            0%, 100% { box-shadow: 0 4px 20px rgba(102, 126, 234, 0.4); }
            50% { box-shadow: 0 4px 30px rgba(102, 126, 234, 0.8); }
        }

        @keyframes slideInLeft {
            from {
                opacity: 0;
                transform: translateX(-100px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        @keyframes slideInRight {
            from {
                opacity: 0;
                transform: translateX(100px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        @keyframes rotate3D {
            0% { transform: rotateY(0deg) rotateX(5deg); }
            25% { transform: rotateY(90deg) rotateX(5deg); }
            50% { transform: rotateY(180deg) rotateX(5deg); }
            75% { transform: rotateY(270deg) rotateX(5deg); }
            100% { transform: rotateY(360deg) rotateX(5deg); }
        }

        @keyframes pulse {
            0%, 100% { transform: scale(1); opacity: 0.3; }
            50% { transform: scale(1.2); opacity: 0.1; }
        }

        @keyframes pulseActive {
            0%, 100% { transform: scale(1); opacity: 0.8; }
            50% { transform: scale(1.3); opacity: 0.4; }
        }

        @keyframes activeGlow {
            0%, 100% { box-shadow: 0 15px 50px rgba(102, 126, 234, 0.8), 0 0 30px rgba(102, 126, 234, 0.6); }
            50% { box-shadow: 0 20px 60px rgba(102, 126, 234, 1), 0 0 40px rgba(102, 126, 234, 0.8); }
        }

        @keyframes dataFlow {
            0% { transform: translateX(-100px); opacity: 0; }
            50% { opacity: 1; }
            100% { transform: translateX(100px); opacity: 0; }
        }

        @keyframes floatParticle {
            0% {
                transform: translateY(100vh) translateX(0px);
                opacity: 0;
            }
            10% {
                opacity: 1;
            }
            90% {
                opacity: 1;
            }
            100% {
                transform: translateY(-100px) translateX(50px);
                opacity: 0;
            }
        }