body, html {
    margin: 0;
    padding: 0;
    font-family: 'Roboto', sans-serif;
    color: #333;
    background: linear-gradient(to bottom, #0E2D5B, #F5F7FA);
    overflow-x: hidden;
    min-height: 100vh;
}

header {
    background: radial-gradient(circle, #0E2D5B, transparent);
    color: #fff;
    text-align: center;
    padding: 40px 20px;
    position: relative;
    z-index: 1;
}

header h1 {
    font-size: 3rem;
    font-weight: bold;
    letter-spacing: 2px;
    text-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

header p {
    font-size: 1.2rem;
    margin-top: 10px;
    line-height: 1.6;
}

.container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    padding: 20px;
    max-width: 1400px;
    margin: 0 auto;
}

.card {
    flex: 1 1 calc(33.33% - 20px);
    margin: 10px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 12px rgba(0, 0, 0, 0.2);
}

.card img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 15px;
}

.card h3 {
    font-size: 1.5rem;
    color: #0E2D5B;
    margin-bottom: 10px;
}

.card p {
    font-size: 1rem;
    color: #555;
    line-height: 1.6;
}

.glass-effect {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    box-shadow: 0 8px 12px rgba(0, 0, 0, 0.2);
    padding: 20px;
    margin: 20px 0;
}

.glass-effect pre {
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    padding: 15px;
    border-radius: 8px;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    overflow-x: auto;
}

.article-container {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 30px;
    margin: 20px auto;
    max-width: 1200px;
}

.article-container h2 {
    color: #0E2D5B;
    font-size: 2.2rem;
    margin-bottom: 20px;
}

.article-container p {
    font-size: 1rem;
    color: #555;
    line-height: 1.8;
}

.article-container code {
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    padding: 5px 10px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
}

.button {
    background: #FF9F43;
    color: #fff;
    padding: 12px 24px;
    border: none;
    border-radius: 24px;
    font-size: 1rem;
    cursor: pointer;
    transition: transform 0.3s ease, background-color 0.3s ease;
}

.button:hover {
    transform: scale(1.1);
    background: #FFA726;
}

@media (max-width: 1024px) {
    .card {
        flex: 1 1 calc(50% - 20px);
    }
}

@media (max-width: 768px) {
    .card {
        flex: 1 1 100%;
    }
}