:root {
            --primary-color: #00ff88;
            --secondary-color: #0088ff;
            --accent-color: #44ffff;
            --dark-bg: #0a0a0a;
            --card-bg: #111111;
            --text-light: #ffffff;
            --earth-brown: #8b4513;
            --water-blue: #0066cc;
            --heart-red: #ff3366;
        }

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

        body {
            font-family: 'Courier New', monospace;
            background: linear-gradient(135deg, var(--dark-bg) 0%, #1a0033 50%, var(--earth-brown) 100%);
            color: var(--text-light);
            overflow-x: hidden;
            min-height: 100vh;
        }

        .floating-particles {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 1;
        }

        .particle {
            position: absolute;
            width: 4px;
            height: 4px;
            background: var(--accent-color);
            border-radius: 50%;
            animation: float 8s infinite ease-in-out;
            opacity: 0.6;
        }

        .particle:nth-child(odd) {
            animation-duration: 12s;
            background: var(--primary-color);
        }

        .particle:nth-child(3n) {
            background: var(--water-blue);
            animation-duration: 16s;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0px) rotate(0deg); opacity: 0.6; }
            50% { transform: translateY(-100px) rotate(180deg); opacity: 1; }
        }

        .container {
            position: relative;
            z-index: 10;
            max-width: 1400px;
            margin: 0 auto;
            padding: 20px;
        }

        .hero {
            text-align: center;
            padding: 80px 20px;
            background: rgba(17, 17, 17, 0.9);
            border-radius: 20px;
            margin-bottom: 40px;
            border: 2px solid var(--primary-color);
            box-shadow: 0 0 30px rgba(0, 255, 136, 0.3);
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(0, 255, 136, 0.1) 0%, transparent 70%);
            animation: pulse 4s ease-in-out infinite;
        }

        @keyframes pulse {
            0%, 100% { transform: scale(1); opacity: 0.1; }
            50% { transform: scale(1.1); opacity: 0.2; }
        }

        .hero h1 {
            font-size: 3.5em;
            margin-bottom: 20px;
            background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            position: relative;
            z-index: 2;
            text-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
            animation: glow 2s ease-in-out infinite alternate;
        }

        @keyframes glow {
            from { filter: drop-shadow(0 0 10px rgba(0, 255, 136, 0.5)); }
            to { filter: drop-shadow(0 0 20px rgba(0, 255, 136, 0.8)); }
        }

        .hero p {
            font-size: 1.3em;
            max-width: 800px;
            margin: 0 auto;
            line-height: 1.6;
            position: relative;
            z-index: 2;
        }

        .content-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-bottom: 40px;
        }

        .info-card {
            background: var(--card-bg);
            border-radius: 15px;
            padding: 30px;
            border: 2px solid var(--water-blue);
            box-shadow: 0 0 20px rgba(0, 136, 255, 0.2);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .info-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0, 136, 255, 0.4);
            border-color: var(--primary-color);
        }

        .info-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.1), transparent);
            transition: left 0.6s ease;
        }

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

        .info-card h3 {
            font-size: 1.8em;
            margin-bottom: 15px;
            color: var(--primary-color);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .icon {
            width: 30px;
            height: 30px;
            fill: var(--primary-color);
        }

        .heart-rate-simulator {
            background: linear-gradient(135deg, var(--card-bg) 0%, rgba(0, 136, 255, 0.1) 100%);
            border-radius: 20px;
            padding: 40px;
            margin: 40px 0;
            border: 2px solid var(--heart-red);
            box-shadow: 0 0 30px rgba(255, 51, 102, 0.3);
            text-align: center;
        }

        .heart-visual {
            width: 120px;
            height: 120px;
            margin: 20px auto;
            animation: heartbeat 1.5s ease-in-out infinite;
        }

        @keyframes heartbeat {
            0%, 100% { transform: scale(1); filter: drop-shadow(0 0 10px var(--heart-red)); }
            50% { transform: scale(1.1); filter: drop-shadow(0 0 20px var(--heart-red)); }
        }

        .frequency-display {
            display: flex;
            justify-content: space-around;
            margin: 30px 0;
            flex-wrap: wrap;
            gap: 20px;
        }

        .freq-meter {
            background: var(--card-bg);
            border-radius: 10px;
            padding: 20px;
            min-width: 150px;
            border: 2px solid var(--accent-color);
        }

        .freq-value {
            font-size: 2.5em;
            font-weight: bold;
            color: var(--primary-color);
            text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
        }

        .freq-label {
            color: var(--accent-color);
            margin-top: 10px;
            font-size: 0.9em;
        }

        .spring-map {
            background: var(--card-bg);
            border-radius: 20px;
            padding: 30px;
            margin: 40px 0;
            border: 2px solid var(--water-blue);
        }

        .spring-point {
            display: inline-block;
            width: 20px;
            height: 20px;
            background: var(--water-blue);
            border-radius: 50%;
            margin: 10px;
            animation: springPulse 2s ease-in-out infinite;
            cursor: pointer;
            box-shadow: 0 0 10px var(--water-blue);
        }

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

        .spring-details {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin-top: 30px;
        }

        .spring-card {
            background: rgba(0, 136, 255, 0.1);
            border-radius: 10px;
            padding: 20px;
            border: 1px solid var(--water-blue);
        }

        .coordinates {
            color: var(--accent-color);
            font-size: 0.9em;
            margin: 5px 0;
        }

        .flow-rate {
            color: var(--primary-color);
            font-weight: bold;
            font-size: 1.2em;
        }

        .synchronization-panel {
            background: linear-gradient(135deg, var(--card-bg) 0%, rgba(0, 255, 136, 0.1) 100%);
            border-radius: 20px;
            padding: 40px;
            margin: 40px 0;
            border: 2px solid var(--primary-color);
        }

        .sync-visual {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 200px;
            margin: 30px 0;
            position: relative;
        }

        .sync-circle {
            width: 100px;
            height: 100px;
            border: 3px solid var(--primary-color);
            border-radius: 50%;
            position: relative;
            animation: syncPulse 1.2s ease-in-out infinite;
        }

        @keyframes syncPulse {
            0%, 100% { transform: scale(1); opacity: 0.7; }
            50% { transform: scale(1.2); opacity: 1; }
        }

        .sync-circle::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 40px;
            height: 40px;
            background: var(--accent-color);
            border-radius: 50%;
            animation: syncCenter 1.2s ease-in-out infinite;
        }

        @keyframes syncCenter {
            0%, 100% { transform: translate(-50%, -50%) scale(1); }
            50% { transform: translate(-50%, -50%) scale(1.5); }
        }

        .participation-counter {
            display: flex;
            justify-content: space-around;
            margin: 30px 0;
            flex-wrap: wrap;
            gap: 20px;
        }

        .participation-item {
            text-align: center;
            padding: 20px;
            background: rgba(0, 255, 136, 0.1);
            border-radius: 10px;
            border: 2px solid var(--primary-color);
            min-width: 150px;
        }

        .participation-number {
            font-size: 2em;
            font-weight: bold;
            color: var(--primary-color);
            text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
        }

        .participation-label {
            color: var(--accent-color);
            font-size: 0.9em;
            margin-top: 5px;
        }

        .impact-timeline {
            background: var(--card-bg);
            border-radius: 20px;
            padding: 30px;
            margin: 40px 0;
            border: 2px solid var(--earth-brown);
        }

        .timeline {
            position: relative;
            padding: 20px 0;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 4px;
            background: linear-gradient(to bottom, var(--primary-color), var(--water-blue), var(--heart-red));
            transform: translateX(-50%);
        }

        .timeline-item {
            position: relative;
            margin: 30px 0;
            padding: 20px;
            background: rgba(0, 255, 136, 0.1);
            border-radius: 10px;
            border: 2px solid var(--primary-color);
            width: 45%;
        }

        .timeline-item:nth-child(odd) {
            left: 0;
        }

        .timeline-item:nth-child(even) {
            left: 55%;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            top: 20px;
            width: 20px;
            height: 20px;
            background: var(--primary-color);
            border-radius: 50%;
            box-shadow: 0 0 10px var(--primary-color);
        }

        .timeline-item:nth-child(odd)::before {
            right: -60px;
        }

        .timeline-item:nth-child(even)::before {
            left: -60px;
        }

        .year {
            color: var(--accent-color);
            font-weight: bold;
            font-size: 1.2em;
        }

        .impact-description {
            margin-top: 10px;
            line-height: 1.6;
        }

        .energy-transfer {
            background: linear-gradient(45deg, var(--card-bg) 0%, rgba(0, 136, 255, 0.1) 100%);
            border-radius: 20px;
            padding: 40px;
            margin: 40px 0;
            border: 2px solid var(--water-blue);
        }

        .transfer-visualization {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 150px;
            margin: 30px 0;
            position: relative;
        }

        .energy-wave {
            position: absolute;
            width: 100%;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-color), var(--primary-color), var(--water-blue), transparent);
            animation: energyFlow 3s ease-in-out infinite;
        }

        @keyframes energyFlow {
            0% { transform: translateX(-100%) scaleX(0); }
            50% { transform: translateX(0) scaleX(1); }
            100% { transform: translateX(100%) scaleX(0); }
        }

        .energy-wave:nth-child(2) { animation-delay: 1s; }
        .energy-wave:nth-child(3) { animation-delay: 2s; }

        .navigation {
            background: var(--card-bg);
            border-radius: 20px;
            padding: 30px;
            margin-top: 40px;
            border: 2px solid var(--primary-color);
        }

        .nav-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin-top: 20px;
        }

        .nav-link {
            display: block;
            padding: 15px 20px;
            background: linear-gradient(135deg, rgba(0, 255, 136, 0.1) 0%, rgba(0, 136, 255, 0.1) 100%);
            border: 2px solid var(--water-blue);
            border-radius: 10px;
            text-decoration: none;
            color: var(--text-light);
            text-align: center;
            transition: all 0.3s ease;
            font-weight: bold;
        }

        .nav-link:hover {
            background: linear-gradient(135deg, rgba(0, 255, 136, 0.2) 0%, rgba(0, 136, 255, 0.2) 100%);
            border-color: var(--primary-color);
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 255, 136, 0.3);
        }

        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.5em;
            }

            .content-grid {
                grid-template-columns: 1fr;
            }

            .timeline-item {
                width: 90%;
                left: 5% !important;
            }

            .timeline::before {
                left: 20px;
            }

            .timeline-item::before {
                left: -40px !important;
            }

            .participation-counter {
                flex-direction: column;
                align-items: center;
            }
        }