:root {
    --main-bg: linear-gradient(135deg, #0A2463, #1E1E1E);
    --accent-green: #39FF14;
    --accent-orange: #FFA500;
    --text-color: #FFFFFF;
    --secondary-text: #B0BEC5;
    --hover-effect: darken(#39FF14, 10%);
    --active-effect: lighten(#39FF14, 5%);
    --code-bg: rgba(255, 255, 255, 0.1);
    --code-text: #D4D4D4;
    --border-radius: 8px;
    --transition-speed: 0.3s;
}

body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: var(--main-bg);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

header {
    text-align: center;
    padding: 40px 20px;
    background: linear-gradient(135deg, #0A2463, #000000);
    color: var(--accent-green);
    font-size: 2rem;
    font-weight: bold;
    letter-spacing: 2px;
}

.container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    padding: 20px;
    gap: 20px;
}

.card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: 20px;
    width: calc(33.33% - 40px);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.card img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    margin-bottom: 15px;
}

.card h3 {
    font-size: 1.2rem;
    color: var(--accent-green);
    margin-bottom: 10px;
}

.card p {
    font-size: 0.9rem;
    color: var(--secondary-text);
}

.button {
    display: inline-block;
    background: var(--accent-green);
    color: #000;
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-speed);
}

.button:hover {
    background: var(--hover-effect);
    transform: scale(1.05);
}

.button:active {
    background: var(--active-effect);
    transform: scale(0.95);
}

article {
    max-width: 1200px;
    margin: 40px auto;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
}

article h2, article h3 {
    color: var(--accent-green);
    margin-top: 30px;
}

article p, article li {
    color: var(--secondary-text);
    font-size: 1rem;
    margin-bottom: 15px;
}

article code {
    background: var(--code-bg);
    color: var(--code-text);
    padding: 5px 10px;
    border-radius: var(--border-radius);
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
}

article pre {
    background: var(--code-bg);
    padding: 15px;
    border-radius: var(--border-radius);
    overflow-x: auto;
}

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

table th, table td {
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 10px;
    text-align: left;
    color: var(--secondary-text);
}

table th {
    background: rgba(255, 255, 255, 0.1);
    color: var(--accent-green);
}

@media (max-width: 1024px) {
    .card {
        width: calc(50% - 40px);
    }
}

@media (max-width: 768px) {
    .card {
        width: 100%;
    }

    article {
        padding: 15px;
    }

    article code {
        font-size: 0.8rem;
    }
}