* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0 40px;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: #111;
    background: #fff;
}

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

    max-width: 1200px;
    margin: 0 auto;

    padding: 24px 0;
    border-bottom: 1px solid #ddd;
}

.logo {
    color: #111;
    font-size: 2.5rem;
    font-weight: 400;
    text-decoration: none;
    line-height: 1;
}

.nav {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav a {
    color: #555;
    font-size: 0.9rem;
    text-decoration: none;
    transition: color 0.2s ease;
}

.nav a:hover {
    color: #000;
}

.nav,
footer {
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.hero {
    max-width: 1200px;
    margin: 0 auto;
    padding: 160px 0;
}

.hero h2 {
    margin: 0;
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 500;
    letter-spacing: -0.05em;
}

.hero p {
    margin-top: 24px;
    color: #666;
    font-size: 1.1rem;
}

@media (max-width: 600px) {
    body {
        padding: 0 20px;
    }

    .header {
        align-items: flex-start;
        flex-direction: column;
        gap: 24px;
        padding: 20px 0;
    }

    .nav {
        width: 100%;
        flex-direction: column;
        gap: 0;
    }

    .nav a {
        padding: 12px 0;
        border-bottom: 1px solid #ddd;
    }
}