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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #e8e6e3;
    background: #1a1a1f;
    min-height: 100vh;
}

header {
    background: #12121a;
    border-bottom: 1px solid #2a2a3a;
    padding: 1rem 0;
}

.nav-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.nav-container h1 a {
    color: #e8e6e3;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 600;
}

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

.nav-container ul li a {
    color: #7a7d8a;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-container ul li a:hover {
    color: #00d9ff;
}

main {
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 2rem;
    min-height: calc(100vh - 140px);
}

.container {
    background: #12121a;
    padding: 3rem;
    border: 1px solid #2a2a3a;
}

.hero {
    text-align: center;
    padding: 2rem 0;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #e8e6e3;
}

.hero p {
    font-size: 1.2rem;
    color: #7a7d8a;
}

.content {
    max-width: 700px;
}

.content h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #e8e6e3;
}

.content h3 {
    font-size: 1.3rem;
    margin: 2rem 0 1rem 0;
    color: #e8e6e3;
}

.content p {
    margin-bottom: 1rem;
    color: #a8a8b0;
    line-height: 1.7;
}

footer {
    background: #12121a;
    border-top: 1px solid #2a2a3a;
    text-align: center;
    padding: 1rem 0;
    color: #7a7d8a;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    main {
        padding: 2rem 1rem;
    }

    .hero h2 {
        font-size: 2rem;
    }
}