/* スマートフォン用スタイルシート */

/* スマートフォン用の基本設定 */
@media (max-width: 768px) {
  .container {
    max-width: 100%;
    padding: 0 16px;
  }

  .header-inner {
    height: 56px;
  }

  .brand {
    font-size: 16px;
  }

  .nav {
    display: none !important;
  }

  .hamburger-menu {
    display: flex !important;
  }

  .mobile-menu {
    position: fixed;
    top: 0;
    right: -50%;
    width: 50%;
    height: 100vh;
    background: white;
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: right 0.3s ease;
    overflow-y: auto;
  }

  .mobile-menu.active {
    right: 0;
  }

  .mobile-menu-content {
    padding: 20px;
  }

  .mobile-menu-section {
    margin-bottom: 30px;
  }

  .mobile-menu-section-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 15px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--primary);
  }

  .mobile-menu-item {
    display: block;
    padding: 12px 0;
    color: var(--text);
    text-decoration: none;
    font-size: 16px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: color 0.2s ease;
  }

  .mobile-menu-item:hover {
    color: var(--primary);
  }

  .mobile-menu-item:last-child {
    border-bottom: none;
  }

  /* スマートフォン用のヒーローセクション */
  .hero-content {
    flex-direction: column;
    text-align: center;
    gap: 24px;
  }

  .hero-left {
    order: 2;
  }

  .hero-right {
    order: 1;
  }

  .hero-title {
    font-size: 32px;
  }

  .hero-subtitle {
    font-size: 18px;
  }

  .hero-image {
    width: 100%;
    max-width: 280px;
    height: auto;
  }

  /* スマートフォン用のコンテンツレイアウト */
  .about-content {
    flex-direction: column;
    gap: 24px;
  }

  .business-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .business-card {
    padding: 20px;
  }

  .order-process {
    gap: 20px;
  }

  .base-cards-grid,
  .designs-grid,
  .services-grid {
    grid-template-columns: 1fr;
  }

  .btn-large {
    padding: 14px 24px;
    font-size: 16px;
  }

  .products-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .product-card {
    padding: 20px;
  }

  .company-info-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .info-item {
    padding: 16px;
  }

  /* スマートフォン用のナビゲーション */
  .news-tabs {
    flex-direction: column;
    gap: 8px;
  }

  .tab-button {
    width: 100%;
    padding: 12px;
  }

  .news-item {
    flex-direction: column;
    gap: 12px;
    padding: 16px;
  }

  .news-date {
    font-size: 14px;
  }

  .news-title {
    font-size: 16px;
  }

  .contact-actions {
    flex-direction: column;
    gap: 12px;
  }

  .contact-actions .btn {
    width: 100%;
    text-align: center;
  }

  /* スマートフォン用のドロップダウン */
  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background: transparent;
    padding: 0;
    margin-top: 8px;
  }

  .dropdown-menu a {
    padding: 8px 16px;
    border-radius: 0;
  }

  .dropdown:hover .dropdown-menu {
    display: none;
  }

  .dropdown.active .dropdown-menu {
    display: block;
  }

  /* スマートフォン用のセクションタイトル */
  .section-title {
    font-size: 24px;
  }

  .business-card h3 {
    font-size: 18px;
  }

  .product-title {
    font-size: 18px;
  }

  .catalog-section-title {
    font-size: 20px;
  }
}

/* 小さなスマートフォン用の追加設定 */
@media (max-width: 480px) {
  .container {
    padding: 0 12px;
  }
  
  .hero-title {
    font-size: 28px;
  }
  
  .hero-subtitle {
    font-size: 16px;
  }
  
  .section-title {
    font-size: 20px;
  }
  
  .business-card h3 {
    font-size: 16px;
  }
  
  .product-title {
    font-size: 16px;
  }
  
  .catalog-section-title {
    font-size: 18px;
  }
}