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

body {
    background: #0f172a;
    color: #e2e8f0;
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1000px;
    margin: auto;
}

header {
    border-bottom: 1px solid #1e293b;
    padding: 20px 0;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

h1 {
    color: #60a5fa;
    font-size: 28px;
}

nav a {
    color: #cbd5e1;
    text-decoration: none;
    margin-left: 20px;
    transition: 0.2s;
}

nav a:hover {
    color: #60a5fa;
}

.hero {
    padding: 80px 0 40px;
}

.hero h2 {
    font-size: 42px;
    margin-bottom: 20px;
}

.hero p {
    color: #94a3b8;
    max-width: 700px;
}

.card {
    background: #111827;
    border: 1px solid #1e293b;
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 30px;
}

.card h3 {
    margin-bottom: 15px;
    color: #60a5fa;
}

.card ul {
    list-style: none;
}

.card li {
    margin-bottom: 10px;
    color: #cbd5e1;
}

footer {
    border-top: 1px solid #1e293b;
    margin-top: 60px;
    padding: 20px 0;
    color: #64748b;
    text-align: center;
}

.hero h2 {
    font-size: 40px;
    margin-bottom: 10px;
}

.card {
    margin-bottom: 20px;
}

nav a {
    margin-left: 12px;
}