:root {
    --accent: #56db65;
    --accent-dark: #3fb854;
}

body {
    font-family: Arial, sans-serif;
    max-width: 900px;
    margin: 0 auto;
    padding: 40px;
    line-height: 1.6;
    color: #222;
}

header {
    text-align: center;
    margin-bottom: 50px;
}

h1 {
    font-size: 2.8em;
    margin-bottom: 0;
    color: var(--accent-dark);
}

h2 {
    margin-top: 50px;
    font-size: 1.9em;
    border-bottom: 2px solid var(--accent);
    padding-bottom: 8px;
}

h3 {
    font-size: 1.4em;
    margin-top: 30px;
    color: var(--accent-dark);
}

.section-card {
    background: #fff;
    padding: 25px 30px;
    border-radius: 10px;
    box-shadow: 0 0 14px rgba(0,0,0,0.08);
    margin-top: 25px;
}

a.button {
    display: inline-block;
    padding: 12px 22px;
    margin-top: 20px;
    border-radius: 8px;
    background: var(--accent);
    color: white;
    text-decoration: none;
    font-size: 1.1em;
    transition: background 0.2s ease-in-out, transform 0.1s;
}

a.button:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
}

ul {
    list-style-type: disc;
    margin-left: 25px;
}

code {
    background: #f2f2f2;
    padding: 2px 5px;
    border-radius: 4px;
    font-size: 0.95em;
}

footer {
    margin-top: 70px;
    text-align: center;
    color: #666;
    font-size: 0.9em;
    padding-top: 20px;
    border-top: 1px solid #ddd;
}