{
margin: 0;
padding: 0;
box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-size: 1.5rem;
    font-weight: bold;
}
.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}
.nav-links a {
    color: white;
    text-decoration: none;
    transition: opacity 0.3s;
}
.nav-links a:hover {
    opacity: 0.8;
}
main {
    margin-top: 80px;
}
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
}
.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}
.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}
.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}
.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    cursor: pointer;
    display: inline-block;
}
.btn-primary {
    background: white;
    color: #667eea;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}
.btn-secondary:hover {
    background: white;
    color: #667eea;
}
.features {
    padding: 6rem 0;
    background: white;
}
.features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}
.feature-card {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s;
}
.feature-card:hover {
    transform: translateY(-5px);
}
.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}
.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}
.installation {
    padding: 6rem 0;
    background: #f8f9fa;
}
.installation h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}
.code-block {
    background: #1e1e1e;
    color: #d4d4d4;
    padding: 2rem;
    border-radius: 10px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.95rem;
    line-height: 1.5;
    overflow-x: auto;
    margin: 2rem 0;
    white-space: pre-wrap;
    word-wrap: break-word;
}
.quick-start {
    padding: 6rem 0;
    background: white;
}
.quick-start h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}
footer {
    background: #333;
    color: white;
    padding: 3rem 0;
    text-align: center;
}
.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}
.footer-section h3 {
    margin-bottom: 1rem;
    color: #667eea;
}
.footer-section a {
    color: #ccc;
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
}
.footer-section a:hover {
    color: #667eea;
}
.footer-bottom {
    border-top: 1px solid #555;
    padding-top: 2rem;
    margin-top: 2rem;
}
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }
.nav-links {
    display: none;
}

.cta-buttons {
    flex-direction: column;
    align-items: center;
}

}