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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: #333;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

header {
    background: #1a1a2e;
    padding: 1rem 2rem;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #fff;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
}

nav a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
}

nav a:hover,
nav a.active {
    color: #fff;
}

main {
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    width: 100%;
}

.hero {
    text-align: center;
    padding: 4rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.content {
    background: #fff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.content h1 {
    margin-bottom: 1rem;
    color: #1a1a2e;
}

.content h2 {
    margin: 1.5rem 0 0.5rem;
    color: #333;
}

.content p {
    margin-bottom: 1rem;
    color: #555;
}

footer {
    background: #1a1a2e;
    color: #ccc;
    text-align: center;
    padding: 1.5rem;
    margin-top: auto;
}

footer a {
    color: #ccc;
    text-decoration: none;
}

footer a:hover {
    color: #fff;
}

footer p {
    margin: 0.25rem 0;
}

@media (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 1rem;
    }

    nav ul {
        gap: 1rem;
    }

    .hero h1 {
        font-size: 1.8rem;
    }
}