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

        html, body {
            height: 100%;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #000000 0%, #1a1a1a 50%, #2d2d2d 100%);
            color: #ffffff;
            overflow-x: hidden;
        }

        /* Animated background elements */
        .bg-decoration {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 0;
        }

        .floating-shape {
            position: absolute;
            background: rgba(255, 193, 7, 0.1);
            border-radius: 50%;
            animation: float 6s ease-in-out infinite;
        }

        .shape-1 {
            width: 80px;
            height: 80px;
            top: 20%;
            left: 10%;
            animation-delay: 0s;
        }

        .shape-2 {
            width: 120px;
            height: 120px;
            top: 60%;
            right: 15%;
            animation-delay: 2s;
        }

        .shape-3 {
            width: 60px;
            height: 60px;
            top: 80%;
            left: 70%;
            animation-delay: 4s;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0px) rotate(0deg); }
            50% { transform: translateY(-20px) rotate(180deg); }
        }

        

        header h1 {
            font-size: 2.2rem;
            font-weight: 800;
            text-align: center;
            background: linear-gradient(45deg, #ffc107, #ffeb3b, #ffc107);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 0 30px rgba(255, 193, 7, 0.5);
            animation: glow 2s ease-in-out infinite alternate;
            position: relative;
        }

        header h1::before {
            content: '🏠';
            position: absolute;
            right: -3rem;
            top: 50%;
            transform: translateY(-50%);
            font-size: 1.8rem;
            animation: bounce 2s infinite;
        }

        @keyframes glow {
            from { filter: drop-shadow(0 0 5px rgba(255, 193, 7, 0.5)); }
            to { filter: drop-shadow(0 0 20px rgba(255, 193, 7, 0.8)); }
        }

        @keyframes bounce {
            0%, 20%, 50%, 80%, 100% { transform: translateY(-50%); }
            40% { transform: translateY(-60%); }
            60% { transform: translateY(-55%); }
        }

        /* Main Content */
        main {
            padding: 3rem 2rem;
            position: relative;
            z-index: 10;
            min-height: calc(100% - 120px);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .card {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(20px);
            border: 2px solid rgba(255, 193, 7, 0.3);
            border-radius: 25px;
            padding: 3rem;
            max-width: 800px;
            width: 100%;
            position: relative;
            overflow: hidden;
            box-shadow: 0 15px 50px rgba(0, 0, 0, 0.4);
            transform: perspective(1000px) rotateX(2deg);
            transition: all 0.3s ease;
        }

        .card:hover {
            transform: perspective(1000px) rotateX(0deg) scale(1.02);
            border-color: #ffc107;
            box-shadow: 0 20px 60px rgba(255, 193, 7, 0.2);
        }

        .card::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 193, 7, 0.1), transparent);
            animation: shimmer 4s infinite;
        }

        @keyframes shimmer {
            0% { left: -100%; }
            100% { left: 100%; }
        }

        .card::after {
            content: '✨';
            position: absolute;
            top: 1rem;
            right: 1rem;
            font-size: 1.5rem;
            animation: sparkle 3s infinite;
        }

        @keyframes sparkle {
            0%, 100% { opacity: 0.3; transform: scale(1); }
            50% { opacity: 1; transform: scale(1.2); }
        }

        .card p {
            font-size: 1.3rem;
            line-height: 2;
            margin-bottom: 1.5rem;
            color: #e0e0e0;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .card p:first-child {
            font-size: 1.5rem;
            font-weight: 600;
            color: #ffc107;
            text-shadow: 0 0 10px rgba(255, 193, 7, 0.3);
        }

        .card p:last-child {
            margin-bottom: 0;
            color: #b0b0b0;
            font-size: 1.2rem;
        }

        /* Decorative elements */
        .card p:first-child::before {
            content: '👋';
            margin-left: 0.5rem;
            animation: wave 2s infinite;
        }

        @keyframes wave {
            0%, 100% { transform: rotate(0deg); }
            25% { transform: rotate(20deg); }
            75% { transform: rotate(-10deg); }
        }

        .card p:last-child::before {
            content: '📋';
            margin-left: 0.5rem;
        }

        /* Mobile Styles */
        @media (max-width: 768px) {
            header {
                padding: 1rem;
            }

            header h1 {
                font-size: 1.6rem;
            }

            header h1::before {
                right: -2rem;
                font-size: 1.4rem;
            }

            main {
                padding: 2rem 1rem;
            }

            .card {
                padding: 2rem;
                transform: none;
            }

            .card:hover {
                transform: scale(1.02);
            }

            .card p {
                font-size: 1.1rem;
            }

            .card p:first-child {
                font-size: 1.3rem;
            }

            .card p:last-child {
                font-size: 1rem;
            }
        }

        /* Desktop app-like enhancements */
        @media (min-width: 1024px) {
            body {
                border-radius: 15px;
                margin: 1rem;
                box-shadow: 0 25px 80px rgba(0, 0, 0, 0.6);
                overflow: hidden;
            }

            .card {
                box-shadow: 
                    0 15px 50px rgba(0, 0, 0, 0.4),
                    inset 0 1px 0 rgba(255, 193, 7, 0.1);
            }
        }

        /* Additional modern touches */
        @media (prefers-reduced-motion: no-preference) {
            .card {
                animation: cardEntrance 0.8s ease-out;
            }
        }

        @keyframes cardEntrance {
            from {
                opacity: 0;
                transform: perspective(1000px) rotateX(20deg) translateY(50px);
            }
            to {
                opacity: 1;
                transform: perspective(1000px) rotateX(2deg) translateY(0);
            }
        }