<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">
   * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            min-height: 100vh;
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            color: white;
            padding: 2rem;
        }

        .container {
            max-width: 1400px;
            margin: 0 auto;
        }

        h1 {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 3rem;
            background: linear-gradient(to right, #60a5fa, #a855f7);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 0 30px rgba(96, 165, 250, 0.5);
        }

        .button-group {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin-bottom: 3rem;
        }

        .section-title {
            grid-column: 1/-1;
            color: #94a3b8;
            margin-top: 2rem;
            font-size: 1.5rem;
            border-bottom: 2px solid #334155;
            padding-bottom: 0.5rem;
        }

        button {
            padding: 1rem 1.5rem;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            overflow: hidden;
        }

        /* Via Email */
        .neon {
            background: transparent;
            border: 2px solid #0ea5e9;
            color: #0ea5e9;
            text-shadow: 0 0 10px #0ea5e9;
            box-shadow: 0 0 15px rgba(14, 165, 233, 0.5);
        }

        .neon:hover {
            background: #0ea5e9;
            color: white;
            box-shadow: 0 0 30px #0ea5e9;
        }

        /* Glassmorphism Button */
        .glass {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: white;
        }

        .glass:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }

        /* Gradient Border Button */
        .gradient-border {
            background: #1e293b;
            position: relative;
            color: white;
            border: none;
            z-index: 1;
        }

        .gradient-border::before {
            content: '';
            position: absolute;
            top: -2px;
            left: -2px;
            right: -2px;
            bottom: -2px;
            background: linear-gradient(45deg, #f59e0b, #ec4899, #6366f1);
            z-index: -1;
            border-radius: 10px;
        }

        .gradient-border:hover {
            transform: scale(1.05);
        }

        /* Cyberpunk Button */
        .cyberpunk {
            background: #f0db4f;
            color: #1a1a1a;
            border: none;
            clip-path: polygon(92% 0, 100% 25%, 100% 100%, 8% 100%, 0% 75%, 0 0);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .cyberpunk:hover {
            background: #ff6b6b;
            transform: translateY(-3px);
        }

        /* Liquid Button */
        .liquid {
            background: #2563eb;
            color: white;
            border: none;
            overflow: hidden;
        }

        .liquid::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -25%;
            width: 150%;
            height: 200%;
            background: linear-gradient(45deg, transparent, rgba(255,255,255,0.3), transparent);
            transform: translateX(-100%);
            transition: 0.6s;
        }

        .liquid:hover::after {
            transform: translateX(100%);
        }

        /* 3D Button */
        .three-d {
            background: #22c55e;
            color: white;
            border: none;
            transform-style: preserve-3d;
            transform: perspective(1000px) translateZ(0);
            box-shadow: 0 8px 0 #15803d;
        }

        .three-d:hover {
            transform: perspective(1000px) translateZ(10px);
        }

        .three-d:active {
            transform: perspective(1000px) translateZ(0);
            box-shadow: 0 4px 0 #15803d;
        }

        /* Particle Button */
        .particle {
            background: #9333ea;
            color: white;
            border: none;
        }

        .particle:hover {
            animation: particle-pulse 1s infinite;
        }

        @keyframes particle-pulse {
            0% { box-shadow: 0 0 0 0 rgba(147, 51, 234, 0.7); }
            70% { box-shadow: 0 0 0 10px rgba(147, 51, 234, 0); }
            100% { box-shadow: 0 0 0 0 rgba(147, 51, 234, 0); }
        }

        /* Retro Gaming Button */
        .retro {
            background: #fbbf24;
            color: #1a1a1a;
            border: 4px solid #1a1a1a;
            box-shadow: 4px 4px 0 #1a1a1a;
        }

        .retro:hover {
            transform: translate(2px, 2px);
            box-shadow: 2px 2px 0 #1a1a1a;
        }

        /* Holographic Button */
        .holographic {
            background: linear-gradient(135deg, #81e6d9 0%, #d8b4fe 50%, #93c5fd 100%);
            color: white;
            border: none;
            position: relative;
        }

        .holographic::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, transparent, rgba(255,255,255,0.3), transparent);
            background-size: 200% 200%;
            animation: holographic 3s linear infinite;
        }

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

        /* Magnetic Button */
        .magnetic {
            background: #f43f5e;
            color: white;
            border: none;
            transition: transform 0.3s cubic-bezier(0.23, 1, 0.32, 1);
        }

        .magnetic:hover {
            animation: magnetic 0.6s ease-in-out;
        }

        @keyframes magnetic {
            0% { transform: scale(1); }
            50% { transform: scale(1.1); }
            100% { transform: scale(1); }
        }

        /* Glitch Button */
        .glitch {
            background: #1e1b4b;
            color: #818cf8;
            border: none;
            text-shadow: 2px 2px #ff00ff, -2px -2px #00ffff;
        }

        .glitch:hover {
            animation: glitch 0.3s infinite;
        }

        @keyframes glitch {
            0% { transform: translate(0); }
            20% { transform: translate(-2px, 2px); }
            40% { transform: translate(-2px, -2px); }
            60% { transform: translate(2px, 2px); }
            80% { transform: translate(2px, -2px); }
            100% { transform: translate(0); }
        }

        /* Morphing Button */
        .morphing {
            background: #06b6d4;
            color: white;
            border: none;
            border-radius: 8px;
            transition: border-radius 0.3s ease;
        }

        .morphing:hover {
            border-radius: 25px;
            transform: rotate(5deg);
        }

        /* Neon Pulse Button */
        .neon-pulse {
            background: transparent;
            border: 2px solid #f0abfc;
            color: #f0abfc;
            animation: neon-pulse 2s infinite;
        }

        @keyframes neon-pulse {
            0% { box-shadow: 0 0 5px #f0abfc, 0 0 10px #f0abfc, 0 0 15px #f0abfc; }
            50% { box-shadow: 0 0 15px #f0abfc, 0 0 25px #f0abfc, 0 0 35px #f0abfc; }
            100% { box-shadow: 0 0 5px #f0abfc, 0 0 10px #f0abfc, 0 0 15px #f0abfc; }
        }

        /* Rainbow Border Button */
        .rainbow-border {
            background: #1e293b;
            color: white;
            border: none;
            position: relative;
        }

        .rainbow-border::before {
            content: '';
            position: absolute;
            top: -2px;
            left: -2px;
            right: -2px;
            bottom: -2px;
            background: linear-gradient(90deg, #ff0000, #ff7f00, #ffff00, #00ff00, #0000ff, #4b0082, #8f00ff);
            border-radius: 10px;
            z-index: -1;
            animation: rainbow 3s linear infinite;
        }

        @keyframes rainbow {
            0% { filter: hue-rotate(0deg); }
            100% { filter: hue-rotate(360deg); }
        }

        /* Minimal Button */
        .minimal {
            background: transparent;
            border: 1px solid #94a3b8;
            color: #94a3b8;
        }

        .minimal:hover {
            background: #94a3b8;
            color: #0f172a;
        }
*</pre></body></html>