:root {
    --bg-color: #ffffff;
    --text-main: #111827;
    --text-muted: #6b7280;
    --border-gray: #f3f4f6;
    --footer-muted: #9ca3af;
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    padding: 2rem;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 800px;
    margin: auto;
    text-align: center;
    padding: 2rem;
}

.logo {
    font-size: 1.125rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 6rem;
    color: var(--text-main);
}

h1 {
    font-size: 3.5rem;
    font-weight: 300;
    line-height: 1.2;
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
}

.description {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-muted);
    margin-bottom: 6rem;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}

footer {
    font-size: 0.875rem;
    color: var(--footer-muted);
    padding-top: 2.5rem;
    border-top: 1px solid var(--border-gray);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

footer a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s ease;
}

footer a:hover {
    color: var(--text-main);
}

@media (max-width: 640px) {
    h1 {
        font-size: 2.25rem;
    }
    .logo {
        margin-bottom: 4rem;
    }
    .description {
        margin-bottom: 4rem;
    }
}