:root {
    --bg-color: #ffffff;
    --text-color: #111111;
    --text-secondary: #666666;
    --accent-color: #000000;
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-family);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 2rem;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

header {
    margin-bottom: 3rem;
    opacity: 0;
    animation: fadeIn 0.8s ease-out forwards;
}

.logo {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--accent-color);
}

main {
    opacity: 0;
    animation: fadeIn 0.8s ease-out 0.3s forwards;
}

.tagline {
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--text-color);
    margin-bottom: 1.5rem;
}

.description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 480px;
    margin: 0 auto 2rem auto;
}

.description strong {
    color: var(--text-color);
    font-weight: 600;
}

.contact {
    margin-top: 2rem;
}

.email-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    padding-bottom: 2px;
    transition: border-color 0.2s ease;
}

.email-link:hover {
    border-bottom-color: var(--text-color);
}

footer {
    margin-top: 4rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    opacity: 0;
    animation: fadeIn 0.8s ease-out 0.6s forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 1.5rem;
    }
    .logo {
        font-size: 2rem;
    }
    .tagline {
        font-size: 1.25rem;
    }
    .description {
        font-size: 1rem;
    }
}