body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    background-color: #0a0a0a;
    color: #eaeaea;
}

header {
    padding: 25px 20px;
    border-bottom: 1px solid #1a1a1a;
    text-align: center;
}

h1 {
    font-size: 22px;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

nav a {
    color: #aaa;
    margin: 0 12px;
    text-decoration: none;
    font-size: 13px;
    transition: 0.2s;
}

nav a:hover {
    color: #8ab4f8;
}

.container {
    max-width: 720px;
    margin: auto;
    padding: 60px 20px;
}

h2 {
    font-weight: 400;
    margin-bottom: 10px;
}

p {
    color: #bbb;
    line-height: 1.6;
    font-size: 14px;
}

.card {
    border: 1px solid #1f1f1f;
    padding: 25px;
    margin-bottom: 20px;
    border-radius: 10px;
    background: #0d0d0d;
    transition: 0.25s ease;
}

.card:hover {
    border-color: #2a2a2a;
    transform: translateY(-2px);
}

.footer {
    border-top: 1px solid #1a1a1a;
    text-align: center;
    padding: 25px;
    font-size: 12px;
    color: #777;
}

.hero {
    margin-bottom: 50px;
}

.hero h2 {
    font-size: 22px;
    margin-bottom: 10px;
}

.hero p {
    max-width: 500px;
}