body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: radial-gradient(circle, #001f3f, #000000);
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(90deg, #001f3f, #2c3e50);
    padding: 15px 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    font-family: 'Fira Sans', sans-serif;
    font-weight: bold;
    font-size: 24px;
    margin: 0;
}

.container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 100px 20px 40px;
}

.panel {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease-in-out;
}

.panel:hover {
    transform: translateY(-5px);
}

.left-panel {
    background: linear-gradient(135deg, #001f3f, #1a237e);
}

.right-panel {
    background: linear-gradient(135deg, #000000, #2c3e50);
}

.icon {
    width: 50px;
    height: 50px;
    background-color: #ffffff;
    border-radius: 50%;
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.5);
    margin: 0 auto 20px;
}

article {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background: rgba(0, 0, 0, 0.6);
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
}

article h2, article h3, article h4 {
    font-family: 'Fira Sans', sans-serif;
    font-weight: bold;
    margin-top: 30px;
    margin-bottom: 15px;
}

article p {
    font-family: 'Roboto', sans-serif;
    color: #c7c7c7;
    margin-bottom: 15px;
}

pre {
    background: rgba(0, 0, 0, 0.8);
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}

code {
    color: #61dafb;
    font-family: 'Consolas', monospace;
    font-size: 14px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

table th, table td {
    border: 1px solid #ffffff;
    padding: 10px;
    text-align: left;
}

table th {
    background: rgba(0, 0, 0, 0.5);
}

.star {
    position: absolute;
    width: 2px;
    height: 2px;
    background-color: white;
    animation: star-scatter 2s ease-in-out infinite;
}

@keyframes star-scatter {
    from {
        transform: scale(0);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.button {
    position: relative;
    padding: 10px 20px;
    background-color: #ffffff;
    border: none;
    cursor: pointer;
    border-radius: 5px;
    overflow: hidden;
}

.button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: scale(0);
    transition: transform 0.3s ease-out;
}

.button:hover::before {
    transform: scale(1.5);
}

footer {
    background: linear-gradient(90deg, #001f3f, #2c3e50);
    padding: 20px;
    text-align: center;
    margin-top: 40px;
}

@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }

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

    article {
        padding: 15px;
    }

    pre {
        font-size: 12px;
    }
}