body {
            margin: 0;
            padding: 20px;
            background: linear-gradient(135deg, #191970, #4169E1, #00CED1);
            font-family: 'Arial', sans-serif;
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
        }

        .card {
            width: 300px;
            height: 420px;
            background: linear-gradient(145deg, #2a2a2a, #1a1a1a);
            border-radius: 12px;
            border: 2px solid #444;
            box-shadow: 0 8px 25px rgba(0, 191, 255, 0.3), 0 0 50px rgba(30, 144, 255, 0.1);
            position: relative;
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .card:hover {
            transform: translateY(-5px) scale(1.02);
            box-shadow: 0 12px 35px rgba(0, 191, 255, 0.4), 0 0 70px rgba(30, 144, 255, 0.2);
        }

        .card-header {
            background: linear-gradient(90deg, #4169E1, #00BFFF);
            padding: 8px 12px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid #333;
        }

        .card-name {
            color: white;
            font-weight: bold;
            font-size: 14px;
            text-shadow: 1px 1px 2px rgba(0,0,0,0.8);
        }

        .mana-cost {
            display: flex;
            gap: 2px;
        }

        .mana-symbol {
            width: 16px;
            height: 16px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 10px;
            font-weight: bold;
            border: 1px solid #666;
        }

        .mana-blue {
            background: linear-gradient(45deg, #4444ff, #2222cc);
            color: white;
        }

        .mana-colorless {
            background: linear-gradient(45deg, #cccccc, #999999);
            color: black;
        }

        .card-image {
            height: 180px;
            background: 
                radial-gradient(circle at 30% 70%, rgba(0, 191, 255, 0.3), transparent 50%),
                radial-gradient(circle at 70% 30%, rgba(65, 105, 225, 0.4), transparent 60%),
                linear-gradient(135deg, #001122, #003366, #004488, #0066AA);
            position: relative;
            border-bottom: 1px solid #333;
            overflow: hidden;
        }

        /* Circuit board background */
        .circuit-bg {
            position: absolute;
            width: 100%;
            height: 100%;
            background: 
                repeating-linear-gradient(90deg, 
                    transparent 0px, transparent 10px, 
                    rgba(0, 191, 255, 0.1) 10px, rgba(0, 191, 255, 0.1) 12px),
                repeating-linear-gradient(0deg, 
                    transparent 0px, transparent 8px, 
                    rgba(30, 144, 255, 0.08) 8px, rgba(30, 144, 255, 0.08) 10px);
            animation: circuit-pulse 4s ease-in-out infinite;
        }

        /* Central exponential growth visualization */
        .growth-container {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%) scale(1.1);
            width: 140px;
            height: 120px;
            animation: container-evolve 6s ease-in-out infinite;
        }

        /* Microprocessor chips showing exponential growth */
        .chip {
            position: absolute;
            background: 
                linear-gradient(135deg, #2F4F4F, #708090, #4682B4);
            border: 2px solid rgba(0, 191, 255, 0.6);
            border-radius: 3px;
            box-shadow: 
                0 0 15px rgba(0, 191, 255, 0.4),
                inset 2px 2px 6px rgba(255, 255, 255, 0.2),
                inset -2px -2px 4px rgba(0, 0, 0, 0.3);
            animation: chip-glow 3s ease-in-out infinite;
        }

        /* Grid showing circuit patterns */
        .chip::before {
            content: '';
            position: absolute;
            top: 2px;
            left: 2px;
            right: 2px;
            bottom: 2px;
            background: 
                repeating-linear-gradient(90deg, 
                    transparent 0px, transparent 2px, 
                    rgba(0, 255, 255, 0.3) 2px, rgba(0, 255, 255, 0.3) 3px),
                repeating-linear-gradient(0deg, 
                    transparent 0px, transparent 2px, 
                    rgba(0, 255, 255, 0.2) 2px, rgba(0, 255, 255, 0.2) 3px);
            border-radius: 1px;
        }

        /* Exponential progression: 1 -> 2 -> 4 -> 8 -> 16 transistors */
        .generation-1 { 
            top: 70%; left: 10%; 
            width: 12px; height: 12px; 
            animation-delay: 0s; 
        }
        .generation-2 { 
            top: 60%; left: 30%; 
            width: 16px; height: 16px; 
            animation-delay: 1s; 
        }
        .generation-3 { 
            top: 45%; left: 50%; 
            width: 22px; height: 22px; 
            animation-delay: 2s; 
        }
        .generation-4 { 
            top: 25%; left: 70%; 
            width: 30px; height: 30px; 
            animation-delay: 3s; 
        }
        .generation-5 { 
            top: 10%; left: 85%; 
            width: 40px; height: 40px; 
            animation-delay: 4s; 
        }

        /* Connection lines showing progression */
        .connection-line {
            position: absolute;
            height: 2px;
            background: linear-gradient(90deg, 
                rgba(0, 255, 255, 0.6), rgba(0, 191, 255, 0.8), rgba(0, 255, 255, 0.6));
            border-radius: 1px;
            box-shadow: 0 0 8px rgba(0, 255, 255, 0.6);
            animation: data-flow 2s linear infinite;
        }

        .line-1 { 
            top: 73%; left: 22%; 
            width: 15px; 
            transform: rotate(-20deg); 
            animation-delay: 1.2s; 
        }
        .line-2 { 
            top: 58%; left: 46%; 
            width: 18px; 
            transform: rotate(-25deg); 
            animation-delay: 2.2s; 
        }
        .line-3 { 
            top: 40%; left: 72%; 
            width: 20px; 
            transform: rotate(-30deg); 
            animation-delay: 3.2s; 
        }
        .line-4 { 
            top: 22%; left: 100%; 
            width: 22px; 
            transform: rotate(-35deg); 
            animation-delay: 4.2s; 
        }

        /* Exponential curve visualization */
        .exponential-curve {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            opacity: 0.6;
        }

        .curve-point {
            position: absolute;
            width: 4px;
            height: 4px;
            background: radial-gradient(circle, #00FFFF, #00BFFF);
            border-radius: 50%;
            box-shadow: 0 0 8px #00FFFF;
            animation: curve-trace 5s ease-out infinite;
        }

        .point-1 { bottom: 20%; left: 15%; animation-delay: 0s; }
        .point-2 { bottom: 25%; left: 25%; animation-delay: 0.5s; }
        .point-3 { bottom: 35%; left: 35%; animation-delay: 1s; }
        .point-4 { bottom: 50%; left: 45%; animation-delay: 1.5s; }
        .point-5 { bottom: 70%; left: 55%; animation-delay: 2s; }
        .point-6 { bottom: 85%; left: 65%; animation-delay: 2.5s; }

        /* Binary data streams */
        .binary-stream {
            position: absolute;
            font-family: monospace;
            font-size: 6px;
            color: rgba(0, 255, 255, 0.7);
            text-shadow: 0 0 3px rgba(0, 255, 255, 0.8);
            animation: binary-scroll 4s linear infinite;
        }

        .stream-1 { 
            top: 15%; left: 5%; 
            animation-delay: 0s; 
        }
        .stream-2 { 
            top: 40%; right: 5%; 
            animation-delay: 2s; 
        }
        .stream-3 { 
            bottom: 25%; left: 50%; 
            animation-delay: 1s; 
        }

        .stream-1::before { content: '1010110'; }
        .stream-2::before { content: '1101001'; }
        .stream-3::before { content: '0110101'; }

        /* Moore's timeline years */
        .timeline-year {
            position: absolute;
            font-size: 5px;
            color: rgba(30, 144, 255, 0.8);
            font-family: monospace;
            text-shadow: 0 0 2px rgba(30, 144, 255, 0.6);
            animation: year-appear 6s ease-in-out infinite;
        }

        .year-1965 { bottom: 15%; left: 12%; animation-delay: 0s; }
        .year-1975 { bottom: 30%; left: 32%; animation-delay: 1.5s; }
        .year-1985 { bottom: 50%; left: 52%; animation-delay: 3s; }
        .year-1995 { bottom: 75%; left: 72%; animation-delay: 4.5s; }

        .year-1965::before { content: '1965'; }
        .year-1975::before { content: '1975'; }
        .year-1985::before { content: '1985'; }
        .year-1995::before { content: '1995'; }

        /* Transistor count indicators */
        .transistor-count {
            position: absolute;
            font-size: 4px;
            color: rgba(255, 215, 0, 0.9);
            font-family: monospace;
            font-weight: bold;
            text-shadow: 0 0 3px rgba(255, 215, 0, 0.7);
            animation: count-update 6s ease-in-out infinite;
        }

        .count-1 { top: 85%; left: 8%; animation-delay: 0s; }
        .count-2 { top: 75%; left: 28%; animation-delay: 1.5s; }
        .count-3 { top: 60%; left: 48%; animation-delay: 3s; }
        .count-4 { top: 40%; left: 68%; animation-delay: 4.5s; }

        .count-1::before { content: '2K'; }
        .count-2::before { content: '29K'; }
        .count-3::before { content: '275K'; }
        .count-4::before { content: '3.1M'; }

        /* Power indicators */
        .power-indicator {
            position: absolute;
            top: 10%;
            right: 10%;
            width: 20px;
            height: 8px;
            background: 
                linear-gradient(90deg, #32CD32, #FFD700, #FF4500, #DC143C);
            border: 1px solid rgba(0, 191, 255, 0.4);
            border-radius: 4px;
            animation: power-surge 3s ease-in-out infinite;
        }

        .power-indicator::after {
            content: 'PROCESSING';
            position: absolute;
            top: -12px;
            left: 0;
            font-size: 4px;
            color: rgba(0, 191, 255, 0.8);
            white-space: nowrap;
        }

        /* Animations */
        @keyframes container-evolve {
            0%, 100% { transform: translate(-50%, -50%) scale(1.1); filter: brightness(1); }
            50% { transform: translate(-50%, -50%) scale(1.15); filter: brightness(1.2); }
        }

        @keyframes circuit-pulse {
            0%, 100% { opacity: 0.8; }
            50% { opacity: 1; }
        }

        @keyframes chip-glow {
            0%, 100% { 
                box-shadow: 0 0 15px rgba(0, 191, 255, 0.4), 
                           inset 2px 2px 6px rgba(255, 255, 255, 0.2), 
                           inset -2px -2px 4px rgba(0, 0, 0, 0.3); 
            }
            50% { 
                box-shadow: 0 0 25px rgba(0, 191, 255, 0.8), 
                           inset 3px 3px 8px rgba(255, 255, 255, 0.3), 
                           inset -3px -3px 6px rgba(0, 0, 0, 0.4); 
            }
        }

        @keyframes data-flow {
            0% { opacity: 0; transform: scaleX(0); }
            50% { opacity: 1; transform: scaleX(1); }
            100% { opacity: 0; transform: scaleX(0); }
        }

        @keyframes curve-trace {
            0%, 20% { opacity: 0; transform: scale(0); }
            30%, 80% { opacity: 1; transform: scale(1); }
            100% { opacity: 0; transform: scale(1.5); }
        }

        @keyframes binary-scroll {
            0% { opacity: 0; transform: translateY(10px); }
            50% { opacity: 1; transform: translateY(0px); }
            100% { opacity: 0; transform: translateY(-10px); }
        }

        @keyframes year-appear {
            0%, 25% { opacity: 0; transform: scale(0.8); }
            30%, 70% { opacity: 0.8; transform: scale(1); }
            100% { opacity: 0; transform: scale(1.2); }
        }

        @keyframes count-update {
            0%, 25% { opacity: 0; color: rgba(255, 215, 0, 0.9); }
            30%, 70% { opacity: 1; color: rgba(0, 255, 255, 1); }
            100% { opacity: 0; color: rgba(255, 215, 0, 0.9); }
        }

        @keyframes power-surge {
            0%, 100% { width: 20px; opacity: 0.8; }
            50% { width: 25px; opacity: 1; }
        }

        .type-line {
            background: #333;
            padding: 6px 12px;
            color: white;
            font-size: 12px;
            font-weight: bold;
            border-bottom: 1px solid #444;
        }

        .card-text {
            padding: 12px;
            color: #ddd;
            font-size: 11px;
            line-height: 1.4;
            background: #222;
            flex-grow: 1;
        }

        .ability {
            margin-bottom: 8px;
        }

        .keyword {
            font-weight: bold;
            color: #00BFFF;
        }

        .flavor-text {
            font-style: italic;
            color: #999;
            margin-top: 10px;
            padding-top: 8px;
            border-top: 1px solid #444;
        }

        .power-toughness {
            position: absolute;
            bottom: 8px;
            right: 12px;
            background: #444;
            border: 1px solid #666;
            padding: 4px 8px;
            border-radius: 4px;
            color: white;
            font-weight: bold;
            font-size: 14px;
        }

        .set-info {
            position: absolute;
            bottom: 8px;
            left: 12px;
            font-size: 10px;
            color: #999;
        }