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

body {
    font-family: 'Roboto Mono', 'Courier New', monospace;
    background-color: #000000;
    color: #e0e0e0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

#matrix-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

header {
    padding: 1.5rem 2rem;
    position: relative;
    z-index: 10;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
    justify-content: center;
}

nav a {
    color: #00ff41;
    text-decoration: none;
    font-size: 1rem;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

nav a:hover {
    background-color: rgba(0, 255, 65, 0.1);
    text-shadow: 0 0 10px #00ff41;
}

main {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    position: relative;
    z-index: 1;
}

.content-card {
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 255, 65, 0.3);
    border-radius: 15px;
    padding: 3rem;
    max-width: 600px;
    width: 100%;
    box-shadow: 0 8px 32px 0 rgba(0, 255, 65, 0.2);
    text-align: center;
}

.content-card h1 {
    font-size: 3rem;
    color: #00ff41;
    margin-bottom: 0.5rem;
    text-shadow: 0 0 20px rgba(0, 255, 65, 0.5);
}

.subtitle {
    font-size: 1.2rem;
    color: #a0a0a0;
    margin-bottom: 1.5rem;
}

.description {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    color: #e0e0e0;
}

.buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background-color: rgba(0, 255, 65, 0.1);
    border: 2px solid #00ff41;
    color: #00ff41;
    text-decoration: none;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: 'Roboto Mono', monospace;
}

.btn:hover {
    background-color: rgba(0, 255, 65, 0.2);
    box-shadow: 0 0 20px rgba(0, 255, 65, 0.4);
    transform: translateY(-2px);
}

footer {
    padding: 1.5rem;
    text-align: center;
    color: #808080;
    font-size: 0.9rem;
    position: relative;
    z-index: 10;
}

@media (max-width: 768px) {
    .content-card {
        padding: 2rem;
    }

    .content-card h1 {
        font-size: 2rem;
    }

    nav ul {
        gap: 1rem;
    }

    nav a {
        font-size: 0.9rem;
        padding: 0.4rem 0.8rem;
    }
}