body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: radial-gradient(circle, rgba(44, 62, 80, 0.9), rgba(236, 240, 241, 0.2));
    color: #ecf0f1;
    line-height: 1.6;
    overflow-x: hidden;
}
header {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(to bottom, rgba(44, 62, 80, 0.9), transparent),
                url('https://images.gptkong.com/demo/sample1.png') no-repeat center/cover;
    color: #fff;
}
header h1 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 4rem;
    letter-spacing: 2px;
    text-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}
header p {
    font-size: 1.5rem;
    max-width: 600px;
    margin: 20px auto;
    line-height: 1.8;
}
.container {
    display: grid;
    grid-template-columns: 1fr 3fr;
    gap: 20px;
    padding: 20px;
    margin-top: -100px;
    position: relative;
    z-index: 10;
}
.sidebar {
    background: rgba(52, 73, 94, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
.content {
    background: rgba(236, 240, 241, 0.8);
    backdrop-filter: blur(10px);
    color: #2c3e50;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
h2, h3 {
    font-family: 'Bebas Neue', sans-serif;
    color: #3498db;
    margin-top: 20px;
}
p {
    margin-bottom: 15px;
}
pre {
    background: rgba(0, 0, 0, 0.6);
    color: #ecf0f1;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}
code {
    font-family: 'Courier New', Courier, monospace;
    color: #e74c3c;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(5px);
}
th, td {
    padding: 10px;
    text-align: left;
    border: 1px solid rgba(255, 255, 255, 0.2);
}
th {
    background: rgba(52, 152, 219, 0.5);
    color: #fff;
}
tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.1);
}
@media (max-width: 768px) {
    .container {
        grid-template-columns: 1fr;
    }
    header h1 {
        font-size: 2.5rem;
    }
    pre {
        font-size: 0.9rem;
    }
}
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.fade-in {
    animation: fadeIn 1s ease-in-out;
}