body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #0f172a;
    color: white;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

header {
    background: #020617;
    padding: 20px;
    border-bottom: 1px solid #1e293b;
}

.logo {
    font-weight: bold;
    font-size: 20px;
}

nav a {
    margin-left: 20px;
    color: #94a3b8;
    text-decoration: none;
}

nav a:hover {
    color: white;
}

.hero {
    padding: 80px 0;
}

.hero h1 {
    font-size: 48px;
}

.hero span {
    color: #22d3ee;
}

.btn {
    display: inline-block;
    padding: 12px 20px;
    background: #22d3ee;
    color: black;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
}

.section {
    padding: 60px 0;
}

.card {
    background: #020617;
    padding: 20px;
    border-radius: 12px;
    border: 1px solid #1e293b;
}

.grid {
    display: grid;
    gap: 20px;
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

footer {
    text-align: center;
    padding: 20px;
    border-top: 1px solid #1e293b;
    color: #94a3b8;
}