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

body {
    font-family: "Segoe UI", Tahoma, sans-serif;
    background: #f5f5f5;
    color: #333;
}

nav {
    background: #1a1a2e;
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    color: #00d4ff;
    text-decoration: none;
    font-size: 1.4rem;
    font-weight: bold;
}

nav ul { list-style: none; display: flex; gap: 28px; }
nav ul a { color: #ccc; text-decoration: none; transition: color 0.2s; }
nav ul a:hover { color: #00d4ff; }

.hero {
    max-width: 1100px;
    margin: 80px auto;
    padding: 0 24px;
    text-align: center;
}

.hero h1 { font-size: 3rem; margin-bottom: 16px; color: #1a1a2e; }
.hero p  { font-size: 1.2rem; color: #666; margin-bottom: 32px; }

.btn {
    display: inline-block;
    padding: 14px 32px;
    background: #1a1a2e;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    transition: background 0.2s;
}
.btn:hover { background: #0f3460; }

footer {
    text-align: center;
    padding: 24px;
    color: #999;
    border-top: 1px solid #ddd;
    margin-top: 60px;
}