:root {
            --geo-yellow: #F0B90B;
            --geo-yellow-dark: #C9960A;
            --geo-bg: #F5F5F0;
            --geo-bg-dark: #1A1A1A;
            --geo-dark: #0D0D0D;
            --geo-white: #FFFFFF;
            --geo-gray: #6B6B6B;
            --geo-light-gray: #E8E8E3;
            --geo-accent: #1A1A1A;
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body { font-family: 'Manrope', sans-serif; background: var(--geo-bg); color: var(--geo-dark); line-height: 1.7; }
        .dark { background: var(--geo-bg-dark); color: var(--geo-white); }

        /* Navigation */
        .nav { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(245,245,240,0.92); backdrop-filter: blur(20px); border-bottom: 1px solid rgba(0,0,0,0.06); }
        .nav-inner { max-width: 1320px; margin: 0 auto; height: 72px; display: flex; align-items: center; justify-content: space-between; padding: 0 24px; }
        .logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
        .logo-icon { width: 44px; height: 44px; background: var(--geo-yellow); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-family: 'Syne'; font-size: 18px; font-weight: 900; color: #000; }
        .logo-text { font-family: 'Syne'; font-size: 20px; font-weight: 800; color: var(--geo-dark); }
        .dark .logo-text { color: var(--geo-white); }
        .nav-links { display: flex; gap: 40px; }
        .nav-links a { color: var(--geo-gray); text-decoration: none; font-size: 14px; font-weight: 600; letter-spacing: 0.5px; transition: color 0.3s; }
        .nav-links a:hover { color: var(--geo-dark); }
        .dark .nav-links a { color: rgba(255,255,255,0.6); }
        .dark .nav-links a:hover { color: var(--geo-white); }
        .nav-cta { background: var(--geo-dark); color: var(--geo-yellow); padding: 12px 28px; border-radius: 100px; font-weight: 700; font-size: 14px; text-decoration: none; transition: all 0.3s; }
        .dark .nav-cta { background: var(--geo-yellow); color: #000; }
        .nav-cta:hover { transform: translateY(-2px); }

        /* Hero */
        .hero { min-height: 100vh; display: flex; align-items: center; padding: 120px 24px 80px; position: relative; overflow: hidden; }
        .hero-inner { max-width: 1320px; margin: 0 auto; display: grid; grid-template-columns: 1.1fr 1fr; gap: 80px; align-items: center; position: relative; z-index: 1; }
        
        .hero-label { font-family: 'Syne'; font-size: 12px; font-weight: 700; letter-spacing: 4px; text-transform: uppercase; color: var(--geo-yellow-dark); margin-bottom: 24px; display: flex; align-items: center; gap: 12px; }
        .hero-label::before { content: ''; width: 40px; height: 2px; background: var(--geo-yellow); }
        
        .hero h1 { font-family: 'Syne'; font-size: clamp(44px, 5.5vw, 72px); font-weight: 900; line-height: 1.0; margin-bottom: 32px; letter-spacing: -2px; }
        .hero p { font-size: 17px; color: var(--geo-gray); margin-bottom: 40px; max-width: 520px; line-height: 1.9; }
        .dark .hero p { color: rgba(255,255,255,0.6); }

        .hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 48px; }
        .stat-card { padding: 28px 24px; border: 1px solid rgba(0,0,0,0.08); border-radius: 16px; transition: all 0.3s; }
        .dark .stat-card { border-color: rgba(255,255,255,0.08); }
        .stat-card:hover { border-color: var(--geo-yellow); transform: translateY(-4px); }
        .stat-num { font-family: 'Syne'; font-size: 32px; font-weight: 800; color: var(--geo-yellow-dark); }
        .stat-label { font-size: 13px; color: var(--geo-gray); margin-top: 4px; }
        .dark .stat-label { color: rgba(255,255,255,0.5); }

        .hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
        .btn-primary { display: inline-flex; align-items: center; gap: 10px; background: var(--geo-dark); color: var(--geo-yellow); padding: 18px 36px; border-radius: 100px; font-weight: 700; font-size: 15px; text-decoration: none; transition: all 0.3s; }
        .btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(0,0,0,0.15); }
        .dark .btn-primary { background: var(--geo-yellow); color: #000; }
        .btn-secondary { display: inline-flex; align-items: center; gap: 10px; background: transparent; color: var(--geo-dark); padding: 18px 36px; border-radius: 100px; font-weight: 600; font-size: 15px; text-decoration: none; border: 2px solid rgba(0,0,0,0.12); transition: all 0.3s; }
        .btn-secondary:hover { border-color: var(--geo-dark); }
        .dark .btn-secondary { color: var(--geo-white); border-color: rgba(255,255,255,0.2); }

        /* Geometric Visual */
        .hero-visual { position: relative; }
        .geo-frame { position: relative; width: 100%; aspect-ratio: 1; max-width: 500px; margin: 0 auto; }
        .geo-circle { position: absolute; border: 2px solid rgba(240,185,11,0.2); border-radius: 50%; }
        .geo-circle-1 { inset: 0; animation: rotate 30s linear infinite; }
        .geo-circle-2 { inset: 20%; animation: rotate 25s linear infinite reverse; }
        .geo-circle-3 { inset: 40%; border-color: rgba(240,185,11,0.3); }
        .geo-inner { position: absolute; inset: 30%; background: var(--geo-yellow); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-direction: column; box-shadow: 0 0 60px rgba(240,185,11,0.4); }
        .geo-inner-text { font-family: 'Syne'; font-size: 14px; font-weight: 800; color: #000; letter-spacing: 2px; }
        .geo-inner-sub { font-size: 10px; color: rgba(0,0,0,0.6); letter-spacing: 1px; }
        @keyframes rotate { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
        .geo-line { position: absolute; width: 1px; height: 100%; left: 50%; background: linear-gradient(to bottom, transparent, var(--geo-yellow), transparent); animation: pulse 3s ease-in-out infinite; }
        .geo-line:nth-child(5) { transform: rotate(0deg); }
        .geo-line:nth-child(6) { transform: rotate(45deg); }
        .geo-line:nth-child(7) { transform: rotate(90deg); }
        .geo-line:nth-child(8) { transform: rotate(135deg); }
        @keyframes pulse { 0%,100% { opacity: 0.3; } 50% { opacity: 0.8; } }
        .geo-dot { position: absolute; width: 12px; height: 12px; background: var(--geo-yellow); border-radius: 50%; box-shadow: 0 0 20px var(--geo-yellow); }
        .geo-dot-1 { top: 0; left: 50%; transform: translateX(-50%); }
        .geo-dot-2 { top: 50%; right: 0; transform: translateY(-50%); }
        .geo-dot-3 { bottom: 0; left: 50%; transform: translateX(-50%); }
        .geo-dot-4 { top: 50%; left: 0; transform: translateY(-50%); }

        /* Section */
        .section { padding: 120px 24px; }
        .section-alt { background: var(--geo-dark); color: var(--geo-white); }
        .section-inner { max-width: 1320px; margin: 0 auto; }
        .section-label { font-family: 'Syne'; font-size: 11px; font-weight: 700; letter-spacing: 4px; text-transform: uppercase; color: var(--geo-yellow-dark); margin-bottom: 16px; }
        .section-title { font-family: 'Syne'; font-size: clamp(32px, 4vw, 52px); font-weight: 800; margin-bottom: 20px; letter-spacing: -1px; }
        .section-subtitle { font-size: 17px; color: var(--geo-gray); max-width: 560px; line-height: 1.9; }
        .section-alt .section-subtitle { color: rgba(255,255,255,0.5); }

        /* Features */
        .features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; margin-top: 64px; }
        .feature-card { padding: 40px; border: 1px solid rgba(0,0,0,0.06); border-radius: 20px; transition: all 0.4s; position: relative; overflow: hidden; }
        .feature-card::after { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--geo-yellow); transform: scaleX(0); transition: transform 0.4s; }
        .feature-card:hover { border-color: var(--geo-yellow); transform: translateY(-8px); }
        .feature-card:hover::after { transform: scaleX(1); }
        .section-alt .feature-card { border-color: rgba(255,255,255,0.08); }
        .section-alt .feature-card:hover { border-color: var(--geo-yellow); }
        .feature-num { font-family: 'Syne'; font-size: 48px; font-weight: 900; color: rgba(240,185,11,0.12); margin-bottom: 16px; }
        .feature-title { font-family: 'Syne'; font-size: 20px; font-weight: 700; margin-bottom: 12px; }
        .feature-desc { font-size: 14px; color: var(--geo-gray); line-height: 1.8; }
        .section-alt .feature-desc { color: rgba(255,255,255,0.5); }

        /* Why */
        .why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 0; margin-top: 60px; border: 1px solid rgba(0,0,0,0.06); border-radius: 24px; overflow: hidden; }
        .dark .why-grid { border-color: rgba(255,255,255,0.08); }
        .why-item { padding: 40px; border-right: 1px solid rgba(0,0,0,0.06); border-bottom: 1px solid rgba(0,0,0,0.06); transition: all 0.3s; }
        .dark .why-item { border-color: rgba(255,255,255,0.08); }
        .why-item:hover { background: var(--geo-yellow); }
        .why-item:hover .why-title,
        .why-item:hover .why-desc { color: #000; }
        .why-icon { font-size: 28px; margin-bottom: 20px; }
        .why-title { font-family: 'Syne'; font-size: 16px; font-weight: 700; margin-bottom: 8px; transition: color 0.3s; }
        .why-desc { font-size: 13px; color: var(--geo-gray); line-height: 1.7; transition: color 0.3s; }
        .dark .why-desc { color: rgba(255,255,255,0.5); }

        /* Products */
        .products-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-top: 60px; }
        .product-card { padding: 36px; border: 1px solid rgba(0,0,0,0.06); border-radius: 20px; transition: all 0.4s; }
        .dark .product-card { border-color: rgba(255,255,255,0.08); background: rgba(255,255,255,0.03); }
        .product-card:hover { border-color: var(--geo-yellow); transform: translateY(-6px); }
        .product-icon { width: 56px; height: 56px; background: rgba(240,185,11,0.1); border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 24px; margin-bottom: 24px; }
        .product-title { font-family: 'Syne'; font-size: 18px; font-weight: 700; margin-bottom: 12px; }
        .product-desc { font-size: 14px; color: var(--geo-gray); line-height: 1.8; margin-bottom: 20px; }
        .dark .product-desc { color: rgba(255,255,255,0.5); }
        .product-link { font-family: 'Syne'; font-size: 13px; font-weight: 700; color: var(--geo-yellow-dark); text-decoration: none; letter-spacing: 1px; text-transform: uppercase; }
        .product-link:hover { opacity: 0.7; }

        /* Stats Big */
        .stats-banner { background: var(--geo-dark); color: var(--geo-white); padding: 80px; border-radius: 32px; margin: 80px 0; }
        .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; text-align: center; }
        .stat-big .stat-num { font-family: 'Syne'; font-size: 52px; font-weight: 900; color: var(--geo-yellow); }
        .stat-big .stat-label { font-size: 14px; color: rgba(255,255,255,0.5); margin-top: 8px; letter-spacing: 1px; }

        /* Security */
        .security-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; margin-top: 60px; }
        .security-item { text-align: center; padding: 40px 20px; }
        .security-icon { width: 72px; height: 72px; background: rgba(240,185,11,0.08); border: 1px solid rgba(240,185,11,0.15); border-radius: 20px; display: flex; align-items: center; justify-content: center; font-size: 28px; margin: 0 auto 20px; }
        .security-title { font-family: 'Syne'; font-size: 15px; font-weight: 700; margin-bottom: 10px; }
        .security-desc { font-size: 13px; color: var(--geo-gray); line-height: 1.7; }
        .section-alt .security-desc { color: rgba(255,255,255,0.5); }

        /* CTA */
        .cta-section { padding: 140px 24px; text-align: center; }
        .cta-title { font-family: 'Syne'; font-size: clamp(36px, 5vw, 56px); font-weight: 900; margin-bottom: 24px; letter-spacing: -1px; }
        .cta-desc { font-size: 17px; color: var(--geo-gray); max-width: 500px; margin: 0 auto 48px; line-height: 1.9; }
        .cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

        /* Footer */
        .footer { background: var(--geo-dark); color: var(--geo-white); padding: 60px 24px 40px; }
        .footer-inner { max-width: 1320px; margin: 0 auto; }
        .footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 28px; }
        .footer-logo-icon { width: 36px; height: 36px; background: var(--geo-yellow); border-radius: 8px; display: flex; align-items: center; justify-content: center; font-family: 'Syne'; font-size: 14px; font-weight: 900; color: #000; }
        .footer-logo-text { font-family: 'Syne'; font-size: 18px; font-weight: 800; }
        .footer-text { font-size: 13px; color: rgba(255,255,255,0.4); line-height: 1.8; max-width: 500px; }

        /* Responsive */
        @media (max-width: 768px) {
            .nav-links { display: none; }
            .hero-inner { grid-template-columns: 1fr; gap: 60px; text-align: center; }
            .hero-stats { grid-template-columns: 1fr; gap: 16px; }
            .hero-btns { justify-content: center; }
            .hero-label { justify-content: center; }
            .hero-label::before { display: none; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
            .stats-banner { padding: 48px 24px; }
            .stat-big .stat-num { font-size: 36px; }
            .section, .cta-section { padding: 80px 24px; }
        }