* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Arial, sans-serif;
}
body {
    background-color: #f8f9fa;
    color: #333;
    line-height: 1.6;
}
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}
header {
    background: #2c3e50;
    color: white;
    padding: 25px 0;
    margin-bottom: 30px;
}
.header-wrap {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-size: 24px;
    font-weight: bold;
}
.nav a {
    color: white;
    text-decoration: none;
    margin-left: 20px;
    font-size: 16px;
}
.hero {
    text-align: center;
    padding: 40px 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 40px;
}
.hero h1 {
    font-size: 36px;
    color: #2c3e50;
    margin-bottom: 15px;
}
.hero p {
    font-size: 18px;
    color: #555;
    max-width: 800px;
    margin: 0 auto 25px;
}
.btn {
    display: inline-block;
    padding: 12px 28px;
    background: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    transition: background 0.3s;
}
.btn:hover {
    background: #2980b9;
}
.section {
    background: white;
    padding: 35px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 30px;
}
.section h2 {
    color: #2c3e50;
    font-size: 26px;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #eee;
}
.section h3 {
    color: #2c3e50;
    font-size: 20px;
    margin: 20px 0 10px;
}
.feature-list {
    list-style: none;
    margin: 20px 0;
}
.feature-list li {
    padding: 8px 0;
    font-size: 16px;
    position: relative;
    padding-left: 25px;
}
.feature-list li::before {
    content: "✅";
    position: absolute;
    left: 0;
}
.step-box {
    margin: 15px 0;
    padding: 15px;
    background: #f1f5f9;
    border-radius: 6px;
}
.step-box h4 {
    color: #2c3e50;
    margin-bottom: 8px;
}
.code {
    background: #f4f4f4;
    padding: 10px 15px;
    border-radius: 5px;
    font-family: monospace;
    font-size: 15px;
    margin: 10px 0;
}
.faq-item {
    margin: 15px 0;
}
.faq-item strong {
    color: #2c3e50;
}
footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 30px 0;
    margin-top: 40px;
}
footer a {
    color: #ccc;
    text-decoration: none;
    margin: 0 10px;
}
@media (max-width: 768px) {
    .hero h1 {
        ..font-size: 28px;
    }
    .header-wrap {
        ..flex-direction: column;
        ..gap: 15px;
    }
}