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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Segoe UI', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', sans-serif;
    background: #ffffff;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #000000;
    line-height: 1.6;
    padding: 20px;
}

main {
    text-align: center;
    max-width: 600px;
    width: 100%;
}

h1 {
    font-size: 2.5rem;
    font-weight: 300;
    letter-spacing: -0.02em;
    margin-bottom: 2rem;
}

.status {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: #666666;
    margin-bottom: 3rem;
}

.message {
    font-size: 1rem;
    color: #333333;
    line-height: 1.8;
}

.message a {
    color: #000000;
    text-decoration: underline;
    text-underline-offset: 0.2em;
    transition: opacity 0.2s ease;
}

.message a:hover {
    opacity: 0.6;
}

/* レスポンシブ対応 */
@media (max-width: 640px) {
    h1 {
        font-size: 1.8rem;
    }
    
    .status {
        font-size: 0.875rem;
    }
    
    .message {
        font-size: 0.875rem;
    }
}