@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

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

        body {
            font-family: 'Space Grotesk', monospace, sans-serif;
            background: #000;
            color: #fff;
            overflow-x: hidden;
        }

        #three-canvas {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 0;
        }

        .page {
            display: none;
        }

        .page.active {
            display: block;
        }

        nav {
            position: fixed;
            top: 0;
            width: 100%;
            padding: 2rem 4rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            z-index: 1000;
            background: rgba(0, 0, 0, 0.8);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(124, 58, 237, 0.2);
        }

        .logo {
            font-size: 1.2rem;
            font-weight: 700;
            letter-spacing: 3px;
            color: #fff;
            cursor: pointer;
        }

        .nav-links {
            display: flex;
            gap: 3rem;
            list-style: none;
        }

        .nav-links a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            font-weight: 500;
            font-size: 0.9rem;
            letter-spacing: 1px;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .nav-links a:hover {
            color: #d97706;
        }
        .sponsorbox{
            padding: 0.7rem 1.5rem;
            background: linear-gradient(135deg, #7c3aed, #6d28d9);
            color: #fff !important;
            text-decoration: none;
            font-weight: 600;
            border-radius: 6px;
            border: 1px solid rgba(124, 58, 237, 0.5);
            transition: all 0.3s ease;
            font-size: 0.85rem;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        .nav-cta {
            padding: 0.7rem 1.5rem;
            background: linear-gradient(135deg, #7c3aed, #6d28d9);
            color: #fff !important;
            text-decoration: none;
            font-weight: 600;
            border-radius: 6px;
            border: 1px solid rgba(124, 58, 237, 0.5);
            transition: all 0.3s ease;
            font-size: 0.85rem;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(124, 58, 237, 0.4);
        }

        section {
            position: relative;
            z-index: 2;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 4rem;
        }

        .hero {
            text-align: center;
            display: flex;
            flex-direction: column;
        }

        .hero h1 {
            font-size: clamp(4rem, 12vw, 9rem);
            font-weight: 700;
            line-height: 0.9;
            margin-bottom: 1rem;
            letter-spacing: -3px;
            text-align: center;
        }

        .gradient-text {
            background: linear-gradient(135deg, #fff 0%, #a78bfa 50%, #7c3aed 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-subtitle {
            font-size: clamp(1rem, 2vw, 1.3rem);
            color: rgba(255, 255, 255, 0.5);
            max-width: 600px;
            margin: 0 auto 0.5rem;
        }

        .btn-primary {
            padding: 1.2rem 3rem;
            background: linear-gradient(135deg, #7c3aed, #6d28d9);
            color: #fff;
            font-weight: 600;
            border-radius: 8px;
            border: 1px solid rgba(124, 58, 237, 0.5);
            transition: all 0.3s ease;
            font-size: 1rem;
            letter-spacing: 1px;
            cursor: pointer;
        }

        .btn-primary:hover {
            box-shadow: 0 20px 60px rgba(124, 58, 237, 0.6);
        }

        .btn-secondary {
            padding: 1.2rem 3rem;
            background: transparent;
            color: #fff;
            text-decoration: none;
            font-weight: 600;
            border-radius: 8px;
            border: 2px solid rgba(217, 119, 6, 0.5);
            transition: all 0.3s ease;
            font-size: 1rem;
            letter-spacing: 1px;
            display: inline-block;
            cursor: pointer;
        }

        .btn-secondary:hover {
            background: rgba(217, 119, 6, 0.1);
            border-color: #d97706;
            transform: translateY(-2px);
        }

        .content-section {
            max-width: 1200px;
            margin: 0 auto;
        }

        .section-title {
            font-size: clamp(3rem, 6vw, 5rem);
            font-weight: 700;
            margin-bottom: 3rem;
            text-align: center;
        }

        .robot-showcase {
            display: grid;
            grid-template-columns: 500px 1fr;
            gap: 4rem;
            align-items: center;
            margin-bottom: 8rem;
        }

        .robot-showcase.reverse {
            grid-template-columns: 1fr 500px;
        }

        .showcase-canvas {
            width: 500px;
            height: 500px;
            background: rgba(124, 58, 237, 0.05);
            border: 1px solid rgba(124, 58, 237, 0.2);
            border-radius: 12px;
        }

        .showcase-content h3 {
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            color: #d97706;
            line-height: 1.2;
        }

        .showcase-content p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.8;
            margin-bottom: 1rem;
        }

        .stat-inline {
            font-size: 3rem;
            font-weight: 700;
            color: #d97706;
        }

        .tier-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            margin-top: 4rem;
        }

        .tier-card {
            background: rgba(124, 58, 237, 0.05);
            border: 1px solid rgba(124, 58, 237, 0.3);
            border-radius: 12px;
            padding: 2.5rem;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .tier-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, #7c3aed, #d97706);
        }

        .tier-card:hover {
            transform: translateY(-5px);
            background: rgba(124, 58, 237, 0.1);
            border-color: #d97706;
        }

        .tier-card h4 {
            font-size: 1.8rem;
            margin-bottom: 0.5rem;
            color: #fff;
        }

        .tier-price {
            font-size: 1.3rem;
            color: #d97706;
            margin-bottom: 1.5rem;
            font-weight: 600;
        }

        .tier-card ul {
            list-style: none;
            color: rgba(255, 255, 255, 0.6);
        }

        .tier-card li {
            padding: 0.5rem 0;
            padding-left: 1.2rem;
            position: relative;
            font-size: 0.95rem;
        }

        .tier-card li::before {
            content: '→';
            position: absolute;
            left: 0;
            color: #7c3aed;
        }

        .sponsor-info {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
        }

        .sponsor-info p {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.8;
            margin-bottom: 2rem;
        }

        .download-section {
            margin: 4rem 0;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .download-card {
            background: rgba(124, 58, 237, 0.05);
            border: 2px solid rgba(124, 58, 237, 0.3);
            border-radius: 12px;
            padding: 3rem;
            transition: all 0.3s ease;
        }

        .download-card:hover {
            border-color: #d97706;
            background: rgba(124, 58, 237, 0.1);
            transform: translateY(-5px);
        }

        .download-card h3 {
            font-size: 2rem;
            color: #d97706;
            margin-bottom: 1rem;
        }

        .download-card p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 2rem;
        }

        .download-card a {
            display: inline-block;
            padding: 1rem 2rem;
            background: linear-gradient(135deg, #7c3aed, #6d28d9);
            color: #fff;
            text-decoration: none;
            font-weight: 600;
            border-radius: 8px;
            border: 1px solid rgba(124, 58, 237, 0.5);
            transition: all 0.3s ease;
        }

        .download-card a:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(124, 58, 237, 0.4);
        }

        .contact-box {
            background: rgba(217, 119, 6, 0.1);
            border: 2px solid rgba(217, 119, 6, 0.3);
            border-radius: 12px;
            padding: 3rem;
            margin: 3rem 0;
        }

        .contact-box h3 {
            font-size: 2rem;
            color: #d97706;
            margin-bottom: 1rem;
        }

        .contact-box p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 1rem;
        }

        .contact-box a {
            color: #d97706;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.2rem;
        }

        .contact-box a:hover {
            text-decoration: underline;
        }

        footer {
            background: rgba(0, 0, 0, 0.9);
            border-top: 1px solid rgba(124, 58, 237, 0.2);
            padding: 3rem;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        footer p {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.9rem;
        }

        .highlight {
            color: #d97706;
        }

        @media (max-width: 968px) {
            nav {
                padding: 1.5rem 2rem;
            }

            .nav-links {
                gap: 1.5rem;
                font-size: 0.85rem;
            }

            section {
                padding: 3rem 2rem;
            }

            .robot-showcase {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

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

            .showcase-canvas {
                width: 100%;
                height: 400px;
                margin: 0 auto;
            }

            .download-section {
                grid-template-columns: 1fr;
            }
        }