/* Blog Article Page Styles - Extracted from inline styles */

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

    :root {
      /* モノクロームで深みを表現：透明度とぼかしのバリエーション */
      --opacity-essence: 0.98;
      --opacity-perspective: 0.95;
      --opacity-name: 0.92;
      --opacity-translation: 0.90;
      --color-text: rgba(255, 255, 255, 0.92);
      --color-text-dim: rgba(255, 255, 255, 0.65);
      --spacing-unit: clamp(1rem, 3vw, 2rem);
    }

    body {
      font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", "Yu Gothic", "YuGothic", sans-serif;
      background: #000;
      color: var(--color-text);
      min-height: 100vh;
      padding: 0;
      line-height: 2;
      position: relative;
      overflow-x: hidden;
      cursor: none;
    }

    /* Custom Cursor */
    .custom-cursor {
      position: fixed;
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: rgba(255, 215, 0, 0.6);
      pointer-events: none;
      z-index: 10000;
      mix-blend-mode: screen;
      transition: transform 0.15s ease, opacity 0.15s ease;
      box-shadow: 0 0 20px rgba(255, 215, 0, 0.4);
    }

    .custom-cursor.hover {
      transform: scale(3);
      opacity: 0.4;
    }

    /* Text Background Art */
    .text-background {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      z-index: -1;
      pointer-events: none;
      overflow: hidden;
    }

    .bg-char {
      position: absolute;
      font-size: clamp(1.2rem, 2.5vw, 2.5rem);
      opacity: 0;
      font-weight: 200;
      white-space: nowrap;
      will-change: transform, opacity;
      color: rgba(255, 255, 255, 0.08);
      letter-spacing: 0.2em;
      animation: float-up 60s linear infinite;
    }

    @keyframes float-up {
      0% {
        opacity: 0;
        transform: translateY(20px);
      }
      5% {
        opacity: 0.08;
      }
      95% {
        opacity: 0.08;
      }
      100% {
        opacity: 0;
        transform: translateY(-120vh);
      }
    }

    /* Scroll Progress */
    .scroll-progress {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 2px;
      z-index: 9999;
      background: linear-gradient(90deg,
        var(--color-essence) 0%,
        var(--color-perspective) 25%,
        var(--color-name) 50%,
        var(--color-translation) 75%,
        var(--color-essence) 100%);
      transform-origin: left;
      transform: scaleX(0);
      transition: transform 0.1s ease-out;
      box-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
    }

    /* Header Bar - 共通ヘッダー */
    .header-bar {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      width: 100%;
      height: 80px;
      z-index: 1000;
      background: rgba(0, 0, 0, 0.4);
      backdrop-filter: blur(20px) saturate(180%);
      -webkit-backdrop-filter: blur(20px) saturate(180%);
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
      transition: all 0.3s ease;
    }

    .header-bar.scrolled {
      background: rgba(0, 0, 0, 0.7);
      border-bottom-color: rgba(255, 255, 255, 0.1);
    }

    /* Text Navigation */
    .text-nav {
      position: relative;
      width: 100%;
      height: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      max-width: 1400px;
      margin: 0 auto;
      padding: 0 2rem;
    }

    .text-nav a,
    .text-nav .nav-disabled {
      color: rgba(255, 255, 255, 0.6);
      text-decoration: none;
      transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
      font-size: clamp(0.85rem, 1.8vw, 1rem);
      font-weight: 300;
      letter-spacing: 0.25em;
      position: relative;
      padding-bottom: 0.3rem;
    }

    .text-nav a:hover {
      color: rgba(255, 255, 255, 1);
      letter-spacing: 0.35em;
    }

    .text-nav a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 1px;
      background: linear-gradient(90deg, var(--color-essence), var(--color-perspective));
      transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .text-nav a:hover::after {
      width: 100%;
    }

    /* Active page - 中央 */
    .text-nav a.active {
      color: rgba(255, 255, 255, 1);
      font-weight: 400;
      font-size: clamp(1rem, 2.2vw, 1.3rem);
      letter-spacing: 0.3em;
      margin-right: -0.3em; /* letter-spacingの視覚的補正 */
    }

    .text-nav a.active::after {
      width: 100%;
      background: linear-gradient(90deg, #ffd700, #4ecdc4);
    }

    /* Non-active links - Removed conflicting rules, use header.css instead */
    /* .text-nav a:not(.active) {
      position: absolute;
      right: 2rem;
    } */

    /* .text-nav .nav-disabled {
      position: absolute;
      right: 2rem;
      color: rgba(255, 255, 255, 0.2);
      cursor: not-allowed;
      pointer-events: none;
    } */

    /* IMAGES multilingual text */
    .text-nav #multiLangImages .lang-text {
      display: inline-block;
      opacity: 0;
      position: absolute;
      transition: none;
    }

    .text-nav #multiLangImages .lang-text.active {
      opacity: 1;
      position: relative;
      animation: images-recede-glitch 2.5s ease-in-out infinite;
    }

    /* 後退しながらノイズが走る効果 */
    @keyframes images-recede-glitch {
      0% {
        transform: translateX(0) scale(1);
        opacity: 1;
        filter: blur(0px);
        letter-spacing: 0.3em;
      }
      15% {
        transform: translateX(-3px) scale(0.98);
        opacity: 0.9;
        filter: blur(0.5px);
        letter-spacing: 0.35em;
      }
      30% {
        transform: translateX(2px) scale(0.96);
        opacity: 0.85;
        filter: blur(1px);
        letter-spacing: 0.4em;
      }
      45% {
        transform: translateX(-2px) scale(0.94);
        opacity: 0.75;
        filter: blur(1.5px);
        letter-spacing: 0.45em;
      }
      60% {
        transform: translateX(1px) scale(0.92);
        opacity: 0.65;
        filter: blur(2px);
        letter-spacing: 0.5em;
      }
      75% {
        transform: translateX(-1px) scale(0.90);
        opacity: 0.5;
        filter: blur(2.5px);
        letter-spacing: 0.55em;
      }
      85% {
        transform: translateX(0) scale(0.88);
        opacity: 0.3;
        filter: blur(3px);
        letter-spacing: 0.6em;
      }
      95% {
        transform: translateX(0) scale(0.95);
        opacity: 0.6;
        filter: blur(1px);
        letter-spacing: 0.35em;
      }
      100% {
        transform: translateX(0) scale(1);
        opacity: 1;
        filter: blur(0px);
        letter-spacing: 0.3em;
      }
    }

    /* IMAGES link enhanced */
    .text-nav #multiLangImages {
      opacity: 1;
      font-size: clamp(0.95rem, 2vw, 1.15rem);
      font-weight: 400;
      color: rgba(255, 255, 255, 0.9);
      cursor: pointer;
      pointer-events: auto;
    }

    /* Article Container */
    .article-container {
      max-width: 900px;
      margin: 0 auto;
      padding: clamp(4rem, 10vh, 8rem) clamp(2rem, 5vw, 4rem);
      padding-top: calc(80px + clamp(4rem, 10vh, 8rem));
      position: relative;
      z-index: 1;
    }

    /* Title Section */
    .title-section {
      text-align: center;
      margin-bottom: clamp(6rem, 15vh, 10rem);
      padding: 4rem 0;
    }

    .article-title {
      font-size: clamp(1.1rem, 2vw, 1.8rem);
      font-weight: 300;
      letter-spacing: 0.04em;
      line-height: 1.8;
      color: var(--color-text);
      margin-bottom: 3rem;
      position: relative;
      opacity: 0;
      transform: translateY(30px);
      animation: fadeInUp 1.5s cubic-bezier(0.4, 0, 0.2, 1) 0.3s forwards;
    }

    @keyframes fadeInUp {
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .article-date {
      font-size: clamp(0.75rem, 1.5vw, 0.9rem);
      opacity: 0.4;
      letter-spacing: 0.3em;
      font-weight: 200;
      margin-top: 2rem;
      opacity: 0;
      animation: fadeInUp 1.5s cubic-bezier(0.4, 0, 0.2, 1) 0.6s forwards;
    }

    /* Divider - 詩的な区切り */
    .divider {
      width: 60px;
      height: 1px;
      background: linear-gradient(90deg,
        transparent 0%,
        rgba(255, 215, 0, 0.5) 50%,
        transparent 100%);
      margin: 4rem auto;
      position: relative;
    }

    .divider::before,
    .divider::after {
      content: '';
      position: absolute;
      width: 3px;
      height: 3px;
      border-radius: 50%;
      background: var(--color-essence);
      top: -1px;
    }

    .divider::before {
      left: -10px;
    }

    .divider::after {
      right: -10px;
    }

    /* Content */
    .article-content {
      font-size: clamp(1.05rem, 2.2vw, 1.2rem);
      line-height: 2.4;
      letter-spacing: 0.05em;
      font-weight: 300;
    }

    .article-content p,
    .article-content h2,
    .article-content ul {
      opacity: 0;
      transform: translateY(25px);
      transition: opacity 1.2s cubic-bezier(0.4, 0, 0.2, 1),
                  transform 1.2s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .article-content p.visible,
    .article-content h2.visible,
    .article-content ul.visible {
      opacity: 1;
      transform: translateY(0);
    }

    .article-content p {
      margin-bottom: 3rem;
      text-indent: 0;
    }

    /* 詩的な段落 - 改行を活かす */
    .article-content p br {
      display: block;
      content: '';
      margin-bottom: 0.8rem;
    }

    /* 見出し - より洗練された */
    .article-content h2 {
      font-size: clamp(1.4rem, 3.5vw, 1.9rem);
      font-weight: 400;
      margin-top: clamp(5rem, 12vh, 8rem);
      margin-bottom: 3rem;
      letter-spacing: 0.1em;
      line-height: 1.8;
      color: rgba(255, 255, 255, 0.95);
      text-align: center;
      position: relative;
      padding-bottom: 2rem;
    }

    .article-content h2::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
      width: 40px;
      height: 1px;
      background: linear-gradient(90deg,
        transparent 0%,
        rgba(255, 215, 0, 0.4) 50%,
        transparent 100%);
    }

    /* リスト - より美しく */
    .article-content ul {
      margin: 3rem 0;
      padding-left: 0;
      list-style: none;
    }

    .article-content li {
      margin-bottom: 1.5rem;
      padding-left: 2.5rem;
      position: relative;
      opacity: 0;
      transform: translateX(-20px);
      transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .article-content ul.visible li {
      opacity: 1;
      transform: translateX(0);
    }

    .article-content li::before {
      content: '—';
      position: absolute;
      left: 0;
      color: var(--color-essence);
      opacity: 0.6;
      transition: all 0.3s ease;
    }

    .article-content li:hover {
      padding-left: 3rem;
      color: rgba(255, 255, 255, 1);
    }

    .article-content li:hover::before {
      opacity: 1;
      color: var(--color-perspective);
    }

    /* キーワード - より詩的に */
    .char {
      display: inline-block;
      position: relative;
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .keyword {
      font-weight: 400;
      position: relative;
      display: inline-block;
      cursor: pointer;
      transition: all 0.3s ease;
    }

    .keyword:hover {
      transform: translateY(-2px);
    }

    .keyword-fluctuation {
      opacity: var(--opacity-essence);
      font-weight: 500;
      letter-spacing: 0.08em;
      text-shadow:
        0 0 8px rgba(255, 255, 255, 0.35),
        0 0 16px rgba(255, 255, 255, 0.15);
    }

    .keyword-awareness {
      opacity: var(--opacity-perspective);
      font-weight: 400;
      letter-spacing: 0.06em;
      text-shadow:
        0 0 6px rgba(255, 255, 255, 0.30),
        0 0 12px rgba(255, 255, 255, 0.12);
    }

    .keyword-perception {
      opacity: var(--opacity-name);
      font-weight: 450;
      letter-spacing: 0.05em;
      text-shadow:
        0 0 5px rgba(255, 255, 255, 0.28),
        0 0 10px rgba(255, 255, 255, 0.10);
    }

    .keyword-sensitivity {
      opacity: var(--opacity-translation);
      font-weight: 400;
      letter-spacing: 0.04em;
      text-shadow:
        0 0 4px rgba(255, 255, 255, 0.25),
        0 0 8px rgba(255, 255, 255, 0.08);
    }

    .keyword-subtle {
      position: relative;
      font-weight: 475;
      letter-spacing: 0.07em;
      animation: subtle-pulse 3s ease infinite;
      text-shadow:
        0 0 10px rgba(255, 255, 255, 0.4),
        0 0 20px rgba(255, 255, 255, 0.2),
        0 0 30px rgba(255, 255, 255, 0.1);
    }

    @keyframes subtle-pulse {
      0%, 100% {
        opacity: 0.92;
        text-shadow:
          0 0 10px rgba(255, 255, 255, 0.4),
          0 0 20px rgba(255, 255, 255, 0.2),
          0 0 30px rgba(255, 255, 255, 0.1);
      }
      50% {
        opacity: 1;
        text-shadow:
          0 0 15px rgba(255, 255, 255, 0.5),
          0 0 30px rgba(255, 255, 255, 0.3),
          0 0 45px rgba(255, 255, 255, 0.15);
      }
    }

    /* 画像セクション - より詩的に */
    .article-image-section {
      margin: clamp(6rem, 15vh, 10rem) 0;
      text-align: center;
      opacity: 0;
      transform: scale(0.95) translateY(40px);
      transition: opacity 2s cubic-bezier(0.4, 0, 0.2, 1),
                  transform 2s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .article-image-section.visible {
      opacity: 1;
      transform: scale(1) translateY(0);
    }

    .image-wrapper {
      position: relative;
      display: inline-block;
      max-width: 100%;
    }

    .image-wrapper::before {
      content: '';
      position: absolute;
      top: -20px;
      left: -20px;
      right: -20px;
      bottom: -20px;
      background: radial-gradient(circle at center,
        rgba(255, 215, 0, 0.05) 0%,
        transparent 70%);
      z-index: -1;
      opacity: 0;
      transition: opacity 0.8s ease;
    }

    .image-wrapper:hover::before {
      opacity: 1;
    }

    .article-image {
      max-width: 100%;
      max-height: 600px;
      width: auto;
      height: auto;
      border-radius: 2px;
      opacity: 0.75;
      transition: all 1s cubic-bezier(0.4, 0, 0.2, 1);
      filter: blur(0.5px) brightness(0.85) contrast(1.1);
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    }

    .article-image:hover {
      opacity: 1;
      transform: scale(1.02);
      filter: blur(0px) brightness(1) contrast(1.05);
      box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
    }

    .image-caption {
      margin-top: 3rem;
      font-size: clamp(0.8rem, 1.6vw, 0.95rem);
      color: var(--color-text-dim);
      letter-spacing: 0.4em;
      line-height: 2;
      opacity: 0.7;
      transition: opacity 0.8s ease;
      font-weight: 200;
    }

    /* レスポンシブ */
    @media (max-width: 768px) {
      body {
        cursor: auto;
      }

      .custom-cursor {
        display: none;
      }

      .header-bar {
        height: 60px;
      }

      .text-nav {
        padding: 0 1.5rem;
      }

      .text-nav a.active {
        font-size: clamp(0.95rem, 2vw, 1.1rem);
      }

      .text-nav a:not(.active),
      .text-nav .nav-disabled {
        right: 1.5rem;
        font-size: 0.75rem;
      }

      .article-container {
        padding: 3rem 1.5rem;
        padding-top: calc(60px + 3rem);
      }

      .title-section {
        margin-bottom: 4rem;
        padding: 2rem 0;
        text-align: center;
      }

      /* タイトルを目立つように強調 */
      .article-title {
        font-size: clamp(1.3rem, 4vw, 1.8rem);
        font-weight: 600;
        opacity: 0.95;
        letter-spacing: 0.03em;
        line-height: 1.6;
        text-shadow: 0 2px 12px rgba(255, 255, 255, 0.25);
      }

      .article-date {
        font-size: clamp(0.75rem, 2vw, 0.85rem);
        opacity: 0.6;
      }

      .article-content {
        line-height: 2.2;
        font-size: clamp(1rem, 2.5vw, 1.15rem);
      }

      .article-content p {
        margin-bottom: 2.5rem;
      }

      .article-content h2 {
        font-size: clamp(1.3rem, 4vw, 1.7rem);
        font-weight: 500;
        margin-top: 4rem;
        margin-bottom: 2rem;
        text-align: center;
        opacity: 0.95;
      }

      .article-content h2::after {
        left: 50%;
        transform: translateX(-50%);
      }

      .article-content li {
        padding-left: 2rem;
        font-size: clamp(0.95rem, 2.3vw, 1.1rem);
      }

      .bg-char {
        opacity: 0.03;
        font-size: 1.5rem;
      }

      /* 画像セクション */
      .article-image-section {
        margin: 4rem 0;
      }

      .image-caption {
        font-size: clamp(0.75rem, 2vw, 0.85rem);
        margin-top: 2rem;
      }
    }

    @media (max-width: 480px) {
      /* さらに小さい画面での調整 */
      .article-container {
        padding: 2rem 1rem;
        padding-top: calc(60px + 2rem);
      }

      .title-section {
        margin-bottom: 3rem;
        padding: 1.5rem 0;
      }

      /* タイトルをさらに強調 */
      .article-title {
        font-size: clamp(1.2rem, 5vw, 1.6rem);
        font-weight: 700;
        opacity: 1;
        letter-spacing: 0.02em;
        line-height: 1.5;
        text-shadow: 0 2px 16px rgba(255, 255, 255, 0.3);
      }

      .article-date {
        font-size: 0.75rem;
        margin-top: 1.5rem;
      }

      .divider {
        width: 40px;
        margin: 3rem auto;
      }

      .article-content {
        font-size: clamp(0.95rem, 3vw, 1.05rem);
        line-height: 2;
      }

      .article-content p {
        margin-bottom: 2rem;
      }

      .article-content h2 {
        font-size: clamp(1.2rem, 4.5vw, 1.5rem);
        font-weight: 600;
        margin-top: 3rem;
        margin-bottom: 1.5rem;
        padding-bottom: 1.5rem;
      }

      .article-content li {
        padding-left: 1.5rem;
        margin-bottom: 1.2rem;
        font-size: clamp(0.9rem, 3vw, 1rem);
      }

      .article-image-section {
        margin: 3rem 0;
      }

      .article-image {
        max-height: 400px;
      }

      .image-caption {
        font-size: 0.75rem;
        margin-top: 1.5rem;
        letter-spacing: 0.3em;
      }
    }

    @media (hover: none) {
      .custom-cursor {
        display: none;
      }
    }

    /* ==========================================
       Footer styles moved to /css/footer.css
       ========================================== */