/* ===== Font Face ===== */

    /* ===== Reset & Base ===== */
    *, *::before, *::after {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    :root {
      --color-black: #000;
      --color-white: #fff;
      --color-gray-50: #f8f8f8;
      --color-gray-100: #f0f0f0;
      --color-gray-200: #e0e0e0;
      --color-gray-400: #999;
      --color-gray-600: #666;
      --color-gray-800: #333;
      --color-teal: #00857c;
      --color-teal-dark: #006b63;
      --font-sans: 'Helvetica Neue', 'Noto Sans JP', Arial, sans-serif;
      --font-serif: 'Tiempos Headline', 'Noto Serif JP', Georgia, 'Times New Roman', serif;
      --max-width: 1280px;
      --header-height: 64px;
    }

    html {
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }

    body {
      font-family: var(--font-sans);
      color: var(--color-black);
      background: var(--color-white);
      line-height: 1.6;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    ul {
      list-style: none;
    }

    .container {
      max-width: var(--max-width);
      margin: 0 auto;
      padding: 0 24px;
    }

    /* ===== Header ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: var(--color-white);
      border-bottom: 1px solid var(--color-gray-200);
      height: var(--header-height);
    }

    .header-inner {
      max-width: var(--max-width);
      margin: 0 auto;
      padding: 0 24px;
      height: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .header-logo a {
      display: flex;
      align-items: center;
    }

    .header-logo img {
      height: 20px;
      width: auto;
    }

    .header-logo .logo-text {
      font-family: var(--font-sans);
      font-size: 18px;
      font-weight: 700;
      letter-spacing: 0.5px;
      text-transform: uppercase;
    }

    .header-nav {
      display: flex;
      align-items: center;
      gap: 32px;
    }

    .header-nav a {
      font-size: 14px;
      font-weight: 500;
      letter-spacing: 0.02em;
      transition: color 0.2s;
      position: relative;
    }

    .header-nav a:hover {
      color: var(--color-teal);
    }

    .header-nav a.active::after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 0;
      right: 0;
      height: 2px;
      background: var(--color-teal);
    }

    .header-right {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .region-selector {
      font-size: 13px;
      color: var(--color-gray-600);
      font-weight: 500;
    }

    .search-btn {
      display: flex;
      align-items: center;
      cursor: pointer;
      background: none;
      border: none;
      padding: 0;
    }

    .search-btn svg {
      width: 20px;
      height: 20px;
      stroke: var(--color-black);
    }

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 4px;
    }

    .menu-toggle span {
      display: block;
      width: 24px;
      height: 2px;
      background: var(--color-black);
      margin: 5px 0;
      transition: 0.3s;
    }

    /* ===== Page Title ===== */
    .page-title {
      background: var(--color-white);
      padding: 120px 0 60px;
    }

    .page-title h1 {
      font-family: 'Sohne Wide', 'Helvetica Neue', Arial, sans-serif;
      font-size: 72px;
      font-weight: 700;
      text-transform: uppercase;
      color: #000;
      line-height: 1.1;
      margin-bottom: 8px;
    }

    .page-title__sub {
      font-size: 24px;
      color: #666;
      margin-top: 8px;
      margin-bottom: 16px;
    }

    .page-title p {
      font-family: 'Tiempos Headline', 'Noto Serif JP', Georgia, serif;
      font-size: 32px;
      font-weight: 300;
      color: #000;
      line-height: 1.2;
    }

    /* ===== Category Section ===== */
    .category-section {
      padding: 64px 0;
    }

    /* ===== Product Grid ===== */
    .product-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .product-grid--2col {
      grid-template-columns: repeat(2, 1fr);
    }

    /* ===== Product Card ===== */
    .product-card {
      background: #f0f0f0;
      border-radius: 10px;
      overflow: hidden;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .product-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    }

    .product-card__image {
      aspect-ratio: 4 / 3;
      overflow: hidden;
      background: var(--color-gray-100);
    }

    .product-card__image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

    .product-card:hover .product-card__image img {
      transform: scale(1.05);
    }

    .product-card__body {
      padding: 24px;
    }

    .product-card__name {
      font-family: var(--font-sans);
      font-size: 18px;
      font-weight: 600;
      margin-bottom: 6px;
      line-height: 1.3;
      color: #000;
    }

    .product-card__desc {
      font-size: 14px;
      color: var(--color-gray-600);
      line-height: 1.5;
      margin-bottom: 16px;
    }

    .product-card-link {
      display: block;
    }

    /* ===== Large Product Card ===== */
    .product-card--large .product-card__image {
      aspect-ratio: 3 / 2;
    }

    .product-card--large .product-card__name {
      font-family: var(--font-serif);
      font-size: 24px;
      font-weight: 400;
      letter-spacing: -0.01em;
      margin-bottom: 8px;
    }

    .product-card--large .product-card__body {
      padding: 32px;
    }

    /* ===== Product Features ===== */
    .product-card__features {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .product-card__features li {
      font-size: 13px;
      color: var(--color-gray-600);
      padding: 6px 0;
      border-bottom: 1px solid var(--color-gray-200);
      line-height: 1.5;
    }

    .product-card__features li:last-child {
      border-bottom: none;
    }

    /* ===== Accessory Section ===== */
    .accessory-section {
      background: var(--color-gray-50);
      padding: 64px 0;
    }

    .accessory-content {
      text-align: center;
      max-width: 560px;
      margin: 0 auto;
    }

    .accessory-content h2 {
      font-family: var(--font-serif);
      font-size: 32px;
      font-weight: 400;
      letter-spacing: -0.02em;
      margin-bottom: 12px;
    }

    .accessory-content p {
      font-size: 16px;
      color: var(--color-gray-600);
      line-height: 1.7;
      margin-bottom: 24px;
    }

    .cta-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 14px;
      font-weight: 600;
      color: var(--color-teal);
      transition: gap 0.2s ease;
    }

    .cta-link:hover {
      gap: 10px;
      color: var(--color-teal-dark);
    }

    /* ===== Footer ===== */
    .site-footer {
      background: var(--color-black);
      color: var(--color-white);
      padding: 64px 0 32px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 40px;
      padding-bottom: 48px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.15);
      margin-bottom: 32px;
    }

    .footer-col h3 {
      font-size: 14px;
      font-weight: 600;
      margin-bottom: 16px;
      letter-spacing: 0.02em;
    }

    .footer-col a {
      display: block;
      font-size: 13px;
      color: rgba(255, 255, 255, 0.6);
      margin-bottom: 10px;
      transition: color 0.2s;
    }

    .footer-col a:hover {
      color: var(--color-white);
    }

    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 16px;
    }

    .footer-bottom p {
      font-size: 12px;
      color: rgba(255, 255, 255, 0.7);
    }

    .footer-bottom-links {
      display: flex;
      gap: 20px;
    }

    .footer-bottom-links a {
      font-size: 12px;
      color: rgba(255, 255, 255, 0.7);
      transition: color 0.2s;
    }

    .footer-bottom-links a:hover {
      color: var(--color-white);
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      .page-title h1 {
        font-size: 48px;
      }

      .page-title p {
        font-size: 26px;
      }

      .product-card--large .product-card__name {
        font-size: 20px;
      }
    }

    @media (max-width: 768px) {
      .header-nav {
        display: none;
      }

      .menu-toggle {
        display: block;
      }

      .page-title {
        padding: 96px 0 48px;
      }

      .page-title h1 {
        font-size: 36px;
      }

      .page-title__sub {
        font-size: 20px;
      }

      .page-title p {
        font-size: 22px;
      }

      .category-section {
        padding: 48px 0;
      }

      .product-grid,
      .product-grid--2col {
        grid-template-columns: 1fr;
      }

      .accessory-content h2 {
        font-size: 26px;
      }

      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
      }
    }

    @media (max-width: 480px) {
      .page-title h1 {
        font-size: 28px;
      }

      .page-title__sub {
        font-size: 18px;
      }

      .page-title p {
        font-size: 20px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
      }

      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }