body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #000428, #004e92, #6a0dad);
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}
header {
    position: relative;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    overflow: hidden;
}
header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1), transparent);
    animation: flow 10s infinite linear;
    transform: rotate(-45deg);
}
@keyframes flow {
    from { transform: translateX(-50%) translateY(-50%) rotate(-45deg); }
    to { transform: translateX(50%) translateY(50%) rotate(-45deg); }
}
header h1 {
    font-size: 4rem;
    font-weight: bold;
    color: #ff7f50;
    text-shadow: 0 0 10px rgba(255, 127, 80, 0.8);
    z-index: 1;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    box-sizing: border-box;
}
section {
    margin-bottom: 40px;
}
h2, h3, h4 {
    color: #ff7f50;
    margin-top: 30px;
}
p, li, td {
    font-size: 1rem;
    line-height: 1.8;
}
.highlight-text {
    color: #00ff7f;
    font-weight: bold;
}
pre {
    background: rgba(0, 0, 0, 0.5);
    padding: 15px;
    border-radius: 10px;
    overflow-x: auto;
}
code {
    color: #ff7f50;
    font-family: 'Courier New', monospace;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
th, td {
    border: 1px solid #ffffff;
    padding: 10px;
    text-align: left;
}
th {
    background: rgba(255, 127, 80, 0.3);
}
.card-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: space-between;
}
.card {
    flex: 1 1 calc(33.33% - 40px);
    background: rgba(0, 0, 0, 0.6);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}
.card:hover {
    transform: scale(1.05);
}
.button {
    position: relative;
    display: inline-block;
    padding: 10px 20px;
    background: #ff7f50;
    color: #fff;
    border-radius: 5px;
    overflow: hidden;
    cursor: pointer;
}
.button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 127, 80, 0.5);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.5s ease-out;
}
.button:hover::before {
    width: 200%;
    height: 200%;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 20px 0;
}
@media (max-width: 768px) {
    header h1 {
        font-size: 3rem;
    }
    .card {
        flex: 1 1 calc(50% - 40px);
    }
}
@media (max-width: 480px) {
    header h1 {
        font-size: 2rem;
    }
    .card {
        flex: 1 1 100%;
    }
}