:root {
            --font-primary: 'Helvetica Neue', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
            --black: #000000;
            --white: #ffffff;
            --neon-pink: #FF006E;
            --neon-blue: #3A86FF;
            --neon-purple: #8338EC;
            --neon-cyan: #06FFE4;
            --neon-orange: #FF7A00;
            --glass-border: rgba(255, 255, 255, 0.1);
            --shimmer-pink: rgba(255, 0, 110, 0.1);
            --shimmer-cyan: rgba(6, 255, 228, 0.1);
            --shimmer-default: rgba(255, 255, 255, 0.1);
            
            /* Common gradients */
            --gradient-cyan-blue: linear-gradient(135deg, var(--neon-cyan) 0%, var(--neon-blue) 100%);
            --gradient-blue-purple: linear-gradient(135deg, var(--neon-blue) 0%, var(--neon-purple) 100%);
            --gradient-pink-orange: linear-gradient(135deg, var(--neon-pink) 0%, var(--neon-orange) 100%);
            --gradient-purple-pink: linear-gradient(135deg, var(--neon-purple) 0%, var(--neon-pink) 100%);
            --gradient-three-color: linear-gradient(135deg, var(--neon-cyan) 0%, var(--neon-blue) 50%, var(--neon-purple) 100%);
            
            /* Common transitions */
            --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-fast: all 0.3s ease;
            
            /* Common spacing */
            --section-padding: clamp(80px, 12vh, 120px) clamp(20px, 5vw, 60px);
            --container-max-width: 1400px;
        }

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

        html { scroll-behavior: smooth; }

        body {
            font-family: var(--font-primary);
            background: var(--black);
            color: var(--white);
            overflow-x: hidden;
            line-height: 1.6;
            min-height: 100vh;
        }
        
        /* Background effects */
        body::before {
            content: '';
            position: fixed;
            inset: 0;
            background: 
                radial-gradient(circle at 20% 50%, rgba(138, 43, 226, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 80% 30%, rgba(255, 0, 110, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 40% 80%, rgba(58, 134, 255, 0.1) 0%, transparent 50%),
                linear-gradient(180deg, #0a0a0a 0%, #1a0a2a 100%);
            z-index: -3;
        }
        
        body::after {
            content: '';
            position: fixed;
            inset: 0;
            background-image: 
                linear-gradient(rgba(138, 43, 226, 0.08) 1px, transparent 1px),
                linear-gradient(90deg, rgba(138, 43, 226, 0.08) 1px, transparent 1px);
            background-size: 60px 60px;
            animation: grid-pulse 4s ease-in-out infinite;
            z-index: -2;
            opacity: 0.4;
        }
        
        @keyframes grid-pulse {
            0%, 100% { opacity: 0.2; }
            50% { opacity: 0.4; }
        }
        
        @keyframes dramatic-grid-flow {
            0%, 100% { opacity: 0.4; transform: translate(0, 0); }
            50% { opacity: 0.6; transform: translate(2px, 2px); }
        }

        @keyframes dramatic-title-entrance {
            0% {
                opacity: 0;
                transform: translateY(30px) scale(0.95);
                filter: blur(10px);
            }
            60% {
                opacity: 0.8;
                transform: translateY(5px) scale(1.02);
                filter: blur(2px);
            }
            100% {
                opacity: 1;
                transform: translateY(0) scale(1);
                filter: blur(0px);
            }
        }

        @keyframes shimmer {
            0% { transform: translateX(-100%); }
            100% { transform: translateX(100%); }
        }

        @keyframes progress-shine {
            0% { transform: translateX(-100%); }
            100% { transform: translateX(100%); }
        }

        @keyframes border-flow {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }

        .container, .main-container {
            max-width: var(--container-max-width);
            width: 100%;
            margin: 0 auto;
            padding: 0;
            position: relative;
            z-index: 2;
        }       

        .glass-card {
            background: rgba(0, 0, 0, 0.3);
            border: 1px solid var(--glass-border);
            border-radius: 12px;
            backdrop-filter: blur(20px);
            padding: clamp(20px, 3.5vh, 32px);
            position: relative;
            overflow: hidden;
            transition: var(--transition-smooth);
        }

        .glass-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, var(--shimmer-default), transparent);
            transition: left 0.8s ease;
        }

        .glass-card:hover::before {
            left: 100%;
        }

        .glass-card:hover {
            transform: translateY(-2px);
        }

        .btn-primary {
            background: var(--gradient-three-color);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: var(--white);
            padding: clamp(10px, 1.5vh, 12px) clamp(16px, 3.5vw, 24px);
            border-radius: 50px;
            font-size: clamp(12px, 2.5vw, 16px);
            font-weight: 300;
            cursor: pointer;
            transition: var(--transition-smooth);
            backdrop-filter: blur(20px);
            position: relative;
            overflow: hidden;
            text-decoration: none;
            display: inline-block;
        }

        .btn-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 ease;
        }

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

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 
                0 8px 25px rgba(0, 0, 0, 0.3),
                0 0 20px rgba(58, 134, 255, 0.4);
        }

        .section {
            min-height: 100vh;
            padding: var(--section-padding);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            font-weight: 300;
            position: relative;
            scroll-margin-top: 30px;
        }

        .section-title {
            font-size: clamp(2.2rem, 5.5vw, 3.5rem);
            font-weight: 200;
            line-height: 1.2;
            margin-bottom: clamp(30px, 5vh, 60px);
            text-align: left;
            letter-spacing: -0.02em;
        }

        .section-content {
            position: relative;
            z-index: 3;
        }

        .line-accent {
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            border-radius: 2px;
        }

        .text-with-accent {
            position: relative;
            padding-left: clamp(16px, 2.5vw, 30px);
        }

        /* Universal paragraph spacing */
        .section-content p,
        .glass-card p,
        .principle-content p,
        .layer-content-inner p {
            margin-bottom: clamp(16px, 2.5vh, 24px);
        }

        .section-content p:last-child,
        .glass-card p:last-child,
        .principle-content p:last-child,
        .layer-content-inner p:last-child {
            margin-bottom: 0;
        }

        /* Header */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(0, 0, 0, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--glass-border);
            padding: 20px clamp(20px, 5vw, 60px);

        }
        
        .top-bar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: auto 0;
            max-width: 1400px;
            margin: 0 auto;
        }
        
        .logo-container {
            display: flex;
            align-items: center;
            cursor: pointer;
        }
        
        .logo-svg {
            height: clamp(28px, 5vw, 55px);
            width: auto;
            fill: var(--white);
        }
        /* Footer */
        .copyright-text {
            text-align: center;
            font-size: clamp(0.8rem, 1.5vw, 0.9rem);
            font-weight: 300;
            color: rgba(255, 255, 255, 0.5);
            margin-top: clamp(30px, 4vh, 50px);
            padding-top: clamp(10px, 3vh, 20px);
            letter-spacing: 0.02em;
        }