:root {
            --bg-color: #f5f5f5;
            --text-color: #2d2d2d;
            --address-color: #5a5a5a;
        }

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

        body {
            font-family: 'Libre Franklin', -apple-system, BlinkMacSystemFont, sans-serif;
            background-color: var(--bg-color);
            color: var(--text-color);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            padding: 2rem;
            position: relative;
            overflow: hidden;
        }

        /* Subtle animated background gradient */
        body::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 50% 50%, 
                rgba(230, 230, 230, 0.4) 0%, 
                transparent 50%);
            animation: drift 30s ease-in-out infinite;
            z-index: 0;
        }

        @keyframes drift {
            0%, 100% { transform: translate(0, 0) rotate(0deg); }
            33% { transform: translate(10%, 5%) rotate(120deg); }
            66% { transform: translate(-5%, 10%) rotate(240deg); }
        }

        .container {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 900px;
            width: 100%;
            animation: fadeIn 1.5s ease-out;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        h1 {
            font-size: clamp(4rem, 15vw, 10rem);
            font-weight: 300;
            letter-spacing: -0.02em;
            margin-bottom: 2rem;
            line-height: 0.9;
            animation: slideDown 1s ease-out 0.3s both;
        }

        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .address-container {
            margin-top: 1.5rem;
            animation: slideUp 1s ease-out 0.6s both;
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .address {
            font-size: clamp(0.75rem, 2vw, 1rem);
            color: var(--address-color);
            font-weight: 400;
            letter-spacing: 0.02em;
            word-break: break-all;
            padding: 0 1rem;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-block;
            position: relative;
        }

        .address:hover {
            color: var(--text-color);
            transform: translateY(-2px);
        }

        .address::after {
            content: 'Click to copy';
            position: absolute;
            bottom: -25px;
            left: 50%;
            transform: translateX(-50%);
            font-size: 0.7rem;
            opacity: 0;
            transition: opacity 0.3s ease;
            white-space: nowrap;
        }

        .address:hover::after {
            opacity: 0.5;
        }

        .copied-notification {
            position: fixed;
            bottom: 2rem;
            left: 50%;
            transform: translateX(-50%) translateY(100px);
            background: var(--text-color);
            color: var(--bg-color);
            padding: 0.75rem 1.5rem;
            border-radius: 50px;
            font-size: 0.875rem;
            font-weight: 400;
            opacity: 0;
            transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
            z-index: 1000;
        }

        .copied-notification.show {
            opacity: 1;
            transform: translateX(-50%) translateY(0);
        }

        /* Decorative cursor effect */
        .cursor-dot {
            width: 8px;
            height: 8px;
            background: var(--text-color);
            border-radius: 50%;
            position: fixed;
            pointer-events: none;
            z-index: 9999;
            opacity: 0;
            transition: opacity 0.3s ease;
            mix-blend-mode: difference;
        }

        @media (max-width: 768px) {
            h1 {
                margin-bottom: 1.5rem;
            }
            
            .address::after {
                display: none;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
        }