/* 超強力モバイルナビゲーション修正 */
@media screen and (max-width: 768px) {
  /* ヘッダー全体 */
  .site-header,
  .main-header {
    height: 50px !important;
  }
  
  /* ヘッダーコンテナ */
  .header-container,
  .site-header .header-container,
  .site-header .container {
    height: 50px !important;
    padding: 0 !important;
    margin: 0 !important;
    max-width: none !important;
    width: 100% !important;
    display: flex !important;
    flex-direction: row !important;
    justify-content: flex-start !important;
    align-items: center !important;
    gap: 15px !important;
    box-sizing: border-box !important;
  }
  
  /* ロゴ部分 */
  .logo,
  .logo-section,
  .nav-brand {
    flex-shrink: 0 !important;
    display: flex !important;
    align-items: center !important;
  }
  
  .logo img,
  .logo-icon,
  .logo-section img {
    height: 35px !important;
    width: auto !important;
  }
  
  .logo h1,
  .logo-section h1,
  .nav-brand h1 {
    display: none !important;
  }
  
  /* ナビゲーション */
  .main-nav,
  .header-nav,
  .nav-menu {
    position: static !important;
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    background: transparent !important;
    box-shadow: none !important;
    transform: none !important;
    opacity: 1 !important;
    visibility: visible !important;
    height: auto !important;
    width: auto !important;
    margin: 0 !important;
    padding: 0 !important;
    gap: 8px !important;
    flex-wrap: nowrap !important;
  }
  
  .header-nav .nav-list,
  .nav-list {
    display: flex !important;
    flex-direction: row !important;
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
    gap: 8px !important;
    align-items: center !important;
  }
  
  .header-nav .nav-list li,
  .nav-list li {
    margin: 0 !important;
    padding: 0 !important;
    display: inline-block !important;
  }
  
  /* ナビゲーションリンク */
  .main-nav a,
  .header-nav a,
  .nav-link,
  .nav-menu a {
    font-size: 15px !important;
    padding: 6px 8px !important;
    margin: 0 !important;
    white-space: nowrap !important;
    display: inline-block !important;
    text-decoration: none !important;
    color: black !important;
    border-radius: 4px !important;
    background: transparent !important;
    border: none !important;
    line-height: 1.2 !important;
  }
  
  .main-nav a:hover,
  .header-nav a:hover,
  .nav-link:hover {
    background: rgba(0, 0, 0, 0.1) !important;
  }
  
  /* ハンバーガーメニューは完全に無効化 */
  .hamburger-menu,
  .mobile-menu-toggle {
    display: none !important;
  }
}

@media screen and (max-width: 480px) {
  .header-container,
  .site-header .header-container,
  .site-header .container {
    padding: 0 !important;
    gap: 5px !important;
  }
  
  .logo img,
  .logo-icon {
    height: 30px !important;
  }
  
  .main-nav,
  .header-nav {
    gap: 5px !important;
  }
  
  .main-nav a,
  .header-nav a,
  .nav-link {
    font-size: 13px !important;
    padding: 5px 6px !important;
  }
  
  .contact-buttons {
    flex-direction: row !important;
    justify-content: center !important;
    gap: 8px !important;
  }
  
  .contact-btn {
    flex: 1 !important;
    max-width: 140px !important;
    min-width: 100px !important;
    padding: 6px 8px !important;
    font-size: 13px !important;
  }
}