* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}
body {
    max-width: 1000px;
    margin: 0 auto;
    padding: 30px 20px;
    line-height: 1.7;
    color: #333;
}
h1 {
    text-align: center;
    color: #222;
    margin-bottom: 15px;
    font-size: 28px;
}
.subtitle {
    text-align: center;
    font-size: 18px;
    color: #444;
    margin-bottom: 25px;
}
.tagline {
    text-align: center;
    font-weight: bold;
    color: #0066cc;
    margin-bottom: 30px;
    font-size: 17px;
}
h2 {
    color: #222;
    margin: 40px 0 15px;
    padding-bottom: 8px;
    border-bottom: 2px solid #0066cc;
    font-size: 22px;
}
h3 {
    color: #0066cc;
    margin: 20px 0 10px;
    font-size: 18px;
}
ul, ol {
    margin-left: 25px;
    margin-bottom: 20px;
}
li {
    margin-bottom: 8px;
    font-size: 16px;
}
.feature-box {
    margin-bottom: 12px;
}
.faq-item {
    margin: 20px 0;
    padding: 15px;
    background: #f7f9fc;
    border-radius: 6px;
}
.faq-question {
    font-weight: bold;
    font-size: 16px;
    margin-bottom: 6px;
}
.faq-answer {
    font-size: 15px;
    color: #444;
}
.button {
    display: inline-block;
    background: #0066cc;
    color: #fff;
    padding: 12px 25px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    margin: 10px 5px;
}
.button-group {
    text-align: center;
    margin: 30px 0;
}
footer {
    text-align: center;
    padding: 24px 0;
    margin-top: 20px;
}