body, html {
    margin: 0;
    padding: 0;
    font-family: 'Roboto', sans-serif;
    color: #fff;
    background: linear-gradient(to bottom, #0A1F44, #121212);
    overflow-x: hidden;
}

.container {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
    max-width: 1440px;
    margin: 0 auto;
}

header {
    text-align: center;
    padding: 50px 0;
    background: linear-gradient(to right, #0A1F44, #5C67F2);
    width: 100%;
    position: relative;
}

header h1 {
    font-size: 2.5rem;
    font-weight: bold;
    color: #FFA726;
    text-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

header p {
    font-size: 1.2rem;
    color: #fff;
    margin-top: 10px;
}

.grid-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 40px 0;
    width: 100%;
}

.card {
    background: linear-gradient(to bottom, #1E1E1E, #333);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease-in-out;
}

.card:hover {
    transform: translateY(-10px);
}

.card img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    margin-bottom: 15px;
}

.card h3 {
    font-size: 1.5rem;
    color: #FFA726;
    margin-bottom: 10px;
}

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

.code-block {
    background: #1E1E1E;
    padding: 20px;
    border-radius: 10px;
    margin: 20px 0;
    overflow-x: auto;
    font-family: 'Consolas', monospace;
    color: #FFA726;
    font-size: 0.9rem;
    line-height: 1.4;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background: #1E1E1E;
    color: #fff;
    border-radius: 10px;
    overflow: hidden;
}

th, td {
    padding: 10px;
    text-align: left;
    border: 1px solid #333;
}

th {
    background: #FFA726;
    color: #0A1F44;
}

td {
    color: #ccc;
}

.button {
    display: inline-block;
    background: linear-gradient(to right, #FFA726, #FF7043);
    color: #fff;
    padding: 10px 20px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease-in-out;
}

.button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 167, 38, 0.5);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.5s ease-out;
}

.button:hover::before {
    width: 200%;
    height: 200%;
}

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 250px;
    height: 100vh;
    background: #1E1E1E;
    padding: 20px;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.3);
    z-index: 1000;
}

.sidebar ul {
    list-style: none;
    padding: 0;
}

.sidebar li {
    margin: 15px 0;
}

.sidebar a {
    color: #FFA726;
    text-decoration: none;
    font-size: 1rem;
    transition: color 0.3s ease-in-out;
}

.sidebar a:hover {
    color: #FF7043;
}

@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }

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

    .sidebar {
        width: 100%;
        height: auto;
        position: static;
        padding: 10px;
    }
}