:root { --primary: #062c33; --accent: #007bff; --text: #0a0a0a; }
    body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; line-height: 1.6; color: var(--text); margin: 0; padding: 0; }
    #container { max-width: 1200px; margin: 0 auto; overflow: hidden; }
    header { padding: 20px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; border-bottom: 1px solid #eee; }
    .header-logo img { height: 60px; }
    .gnav-list { display: flex; list-style: none; gap: 20px; padding: 0; }
    .gnav-list a { text-decoration: none; color: #000; font-weight: bold; }
    .slideshow { position: relative; height: 400px; background: #ddd; display: flex; align-items: center; justify-content: center; overflow: hidden; }
    .slideshow::before { content: "LE CHENE AOYAMA"; font-size: 2rem; color: #666; letter-spacing: 5px; }
    .main-section { padding: 40px 20px; }
    .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
    .img-placeholder { width: 100%; height: 200px; background: #eee; border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #aaa; border: 1px dashed #ccc; }
    footer { background: #062c33; color: white; padding: 40px 20px; text-align: center; }
    .footer-logo img { width: 150px; }
    table { width: 100%; max-width: 600px; margin: 20px auto; color: white; }
    th { text-align: left; padding: 10px; width: 100px; }
    @media (max-width: 768px) { .gnav-list { flex-direction: column; } }