*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    :root {
      --bg: #FFFFFF;
      --ink: #111111;
      --mid: #888;
      --rule: #E5E5E5;
      --sans: 'Inter', system-ui, sans-serif;
    }
    html, body {
      width: 100%; height: 100%;
      overflow: hidden;
      background: var(--bg);
      font-family: var(--sans);
      font-weight: 300;
      -webkit-font-smoothing: antialiased;
    }
    /* スクリーンリーダー用: 見た目には出さないが構造上は保持する */
    .visually-hidden {
      position: absolute !important;
      width: 1px; height: 1px;
      padding: 0; margin: -1px;
      overflow: hidden;
      clip: rect(0,0,0,0);
      white-space: nowrap;
      border: 0;
    }
    #scroll-container {
      width: 100%;
      height: 100vh;
      overflow-x: scroll;
      overflow-y: hidden;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none;
      -ms-overflow-style: none;
    }
    #scroll-container::-webkit-scrollbar { display: none; }

    /* ══ NAV ══ */
    nav {
      position: fixed; top: 0; left: 0; right: 0;
      z-index: 100; padding: 32px 48px;
      display: flex; justify-content: space-between; align-items: center;
    }
    .nav-logo { font-size: 0.95rem; font-weight: 500; letter-spacing: 0.14em; color: var(--ink); text-decoration: none; opacity: 0; }
    .nav-right { display: flex; align-items: center; gap: 28px; }
    .nav-counter { font-size: 0.65rem; letter-spacing: 0.1em; color: #C0C0C0; }
    .nav-dots { display: flex; gap: 8px; }
    .nav-dot { width: 5px; height: 5px; border-radius: 50%; border: 1px solid #D0D0D0; cursor: pointer; transition: background 0.3s, border-color 0.3s; opacity: 0.5; }
    .nav-dot.active { background: #999; border-color: #999; opacity: 1; }
    .nav-dot.active { background: var(--ink); border-color: var(--ink); }

    /* ══ TRACK (horizontal scroll) ══ */
    #track {
      display: flex;
      width: 600vw;
      height: 100vh;
    }
    .panel {
      width: 100vw; height: 100vh;
      position: relative; overflow: hidden;
      display: flex; flex-direction: column;
      justify-content: center; padding: 0 64px;
    }
    .panel-inner { position: relative; z-index: 2; width: 100%; }
    .panel-foot {
      position: absolute; bottom: 32px; left: 48px;
      font-size: 0.65rem; letter-spacing: 0.12em; color: var(--mid); z-index: 10;
    }

    /* ══ LOADING → TOP 連続体験 ══ */
    #loading-screen {
      position: fixed; inset: 0; background: var(--bg);
      z-index: 9999;
      pointer-events: none;
    }
    /* Loading背景: 文字より先にフェードアウト */
    #loading-bg {
      position: absolute; inset: 0;
      background: var(--bg);
      transition: opacity 0.5s ease;
    }
    #loading-bg.hide { opacity: 0; }

    /* I HAVE テキスト: 中央 → nav左上へ font-size + translate 同時遷移 */
    #loading-text {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      font-size: clamp(4.2rem, 12vw, 11rem);
      font-weight: 200;
      letter-spacing: -0.04em;
      line-height: 0.88;
      color: var(--ink);
      white-space: nowrap;
      transition: transform 1.0s cubic-bezier(0.16, 1, 0.3, 1),
                  font-size 1.0s cubic-bezier(0.16, 1, 0.3, 1),
                  letter-spacing 1.0s ease,
                  opacity 0.3s ease;
      z-index: 2;
    }
    #loading-screen.done {
      background: transparent;
      z-index: 50;
      pointer-events: none;
    }
    #loading-screen.done #loading-bg {
      opacity: 0;
      pointer-events: none;
    }

    /* ══ TOP (Hero) ══ */
    #p-top {
      justify-content: flex-end;
      padding-bottom: 72px;
    }

    /* Background: 先に表示される余白 */
    .top-bg {
      position: absolute;
      inset: 0;
      z-index: 0;
      opacity: 0;
      transition: opacity 0.6s ease;
    }
    .top-bg.in { opacity: 1; }

    /* Key Visual: 右上に静かに存在する */
    .top-keyvisual {
      position: absolute;
      top: 0; right: 0;
      width: 42vw; height: 100%;
      z-index: 1;
      opacity: 0;
      transition: opacity 0.8s ease 0.7s;
      overflow: hidden;
    }
    .top-keyvisual.in { opacity: 1; }
    .top-kv-inner {
      position: absolute;
      inset: 0;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    /* Key Visual: タイポグラフィを主役にするため控えめな細線の正方形 */
    .top-kv-shape {
      width: clamp(200px, 28vw, 400px);
      height: clamp(200px, 28vw, 400px);
      border: 1px solid var(--rule);
      transform: rotate(12deg);
      position: relative;
    }
    .top-kv-shape::before {
      content: '';
      position: absolute;
      inset: 20px;
      border: 1px solid #EFEFEF;
    }

    /* top-logo: 使用しない（navがロゴを担う） */
    .top-logo {
      display: none;
    }

    /* Catch Copy */
    .top-bottom {
      position: relative;
      z-index: 2;
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      border-top: 1px solid var(--rule);
      padding-top: 28px;
      margin-top: 48px;
      opacity: 0;
      transform: translateY(10px);
      transition: opacity 0.7s ease 0.55s, transform 0.7s ease 0.55s;
    }
    .top-bottom.in { opacity: 1; transform: translateY(0); }
    /* 左: Creative Studio */
    .top-studio {
      font-size: 0.7rem;
      letter-spacing: 0.18em;
      text-transform: uppercase;
      color: var(--mid);
      line-height: 1.6;
    }
    /* 右: From Concept to Creation. — 余韻を持たせる */
    .top-catch {
      font-size: clamp(0.85rem, 1.4vw, 1.05rem);
      font-weight: 300;
      color: var(--ink);
      line-height: 1.6;
      letter-spacing: 0.02em;
      text-align: right;
      font-style: italic;
    }

    @media (max-width: 768px) {
      #p-top { padding-bottom: 48px; }
      .top-keyvisual { width: 100%; height: 40%; top: 0; opacity: 0.4; }
      .top-logo { max-width: 100%; font-size: clamp(4rem, 18vw, 8rem); }
    }

    /* ══ CONCEPT ══ */
    #p-concept {
      justify-content: center;
      padding: 0 64px;
    }
    .c-words {
      display: flex;
      flex-direction: column;
      gap: 4px;
      margin-bottom: 64px;
    }
    .c-word {
      font-size: clamp(3rem, 8vw, 7.5rem);
      font-weight: 200;
      letter-spacing: -0.04em;
      line-height: 1.08;
      color: var(--ink);
      display: flex;
      opacity: 0;
      transition: opacity 0.01s;
    }
    .c-word.visible { opacity: 1; }
    .c-char {
      display: inline-block;
      transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    }
    /* ランダム状態: 少し傾いている */
    .c-char.scrambling {
      color: #AAAAAA;
    }
    /* 確定状態: 正位置へ */
    .c-char.settled {
      color: var(--ink);
      transform: rotate(0deg) !important;
    }
    .c-tagline {
      font-size: 0.85rem;
      font-weight: 300;
      color: var(--mid);
      letter-spacing: 0.06em;
      line-height: 1.8;
      opacity: 0;
      transform: translateY(8px);
      transition: opacity 0.8s ease, transform 0.8s ease;
    }
    .c-tagline.in { opacity: 1; transform: translateY(0); }
    @media (max-width: 768px) {
      #p-concept { padding: 0 28px; }
      .c-word { font-size: clamp(2.4rem, 13vw, 4.5rem); }
    }

    /* ══ SERVICES ══ */
    #p-services {
      justify-content: flex-start;
      padding: 0 64px;
      padding-top: clamp(120px, 16vh, 170px);
      padding-bottom: 56px;
    }
    #services-canvas {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      z-index: 0;
      opacity: 0;
      transition: opacity 1.2s ease;
    }
    #services-canvas.in { opacity: 1; }
    .services-inner {
      position: relative;
      z-index: 2;
      width: 100%; /* パネル幅いっぱいを使う（画面の横幅を広く使う） */
    }
    .services-label {
      font-size: 0.68rem;
      letter-spacing: 0.2em;
      text-transform: uppercase;
      color: var(--mid);
      margin-bottom: 20px;
      opacity: 0;
      transition: opacity 0.38s ease;
    }
    .services-label.in { opacity: 1; }
    .services-intro {
      font-size: clamp(0.85rem, 1.3vw, 0.95rem);
      font-weight: 300;
      color: var(--ink);
      line-height: 1.85;
      letter-spacing: 0.01em;
      margin-bottom: clamp(32px, 5vh, 56px);
      opacity: 0;
      transition: opacity 0.38s ease;
    }
    .services-intro.in { opacity: 1; }

    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 300px)); /* 画像サイズは現状維持、幅の余りはgapへ */
      justify-content: space-between; /* 3列を左右対称に配置 → 中央列(WEB)の中心が自動的にコンテナ中央と一致 */
      gap: 40px;
      align-items: start;
      /* 列間の実表示幅を従来の80%にする: 余白の20%を左右対称の外側インセットへ逃がす
         (900px = 300px×3列。中身が変われば下の3値も揃えて調整) */
      padding-inline: calc((100% - 900px) * 0.1);
      /* 3カテゴリーを一つの単位として、下から上へ同時にフェードイン */
      opacity: 0;
      transform: translateY(20px);
      transition: opacity 0.45s ease-out, transform 0.45s ease-out;
    }
    .services-grid.in { opacity: 1; transform: translateY(0); }
    .service-item {
      min-width: 0; /* テキストのmin-content幅で列が広がるのを防ぐ */
    }
    .service-media {
      width: 100%;
      aspect-ratio: 1 / 1;
      background: #F7F7F7;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 11px; /* 画像と本文の間隔（前回の14pxからさらに約20%短縮） */
      overflow: hidden;
    }
    .service-media img {
      width: 100%; height: 100%;
      object-fit: cover; display: block;
    }
    .service-desc {
      font-size: 0.85rem;
      font-weight: 300;
      color: #666; /* 本文は既存のmid(#888)より濃く、可読性を優先 */
      line-height: 1.8;
      letter-spacing: 0.01em;
      width: 100%; /* 画像幅と完全に一致させる（左端・幅とも揃う） */
    }
    @media (max-width: 768px) {
      /* 区切り線(次パネルのborder-top)から本文末尾までの余白を、
         上部（区切り線→SERVICES見出し=100px）の2倍(200px)にする。
         画像・本文は動かさず、パネル自体を下方向へ伸ばして確保する。 */
      #p-services { padding-bottom: 200px !important; }
      .services-grid {
        grid-template-columns: 1fr;
        gap: 48px;
        max-width: 100%;
        padding-inline: 0;
      }
      .service-media { max-width: min(60vw, 320px); }
      .service-desc { max-width: min(60vw, 320px); }
    }
    /* 背の低いPC画面: 画像を小さくし本文の欠けを防ぐ */
    @media (min-width: 769px) and (max-height: 760px) {
      #p-services { padding-top: clamp(96px, 12vh, 130px); padding-bottom: 40px; }
      .services-intro { margin-bottom: 24px; }
      .services-grid { grid-template-columns: repeat(3, minmax(0, 220px)); gap: 28px; padding-inline: calc((100% - 660px) * 0.1); }
      .service-media { margin-bottom: 8px; }
    }

    /* ══ PROCESS ══ */
    #p-process {
      justify-content: center;
      padding: 0 64px;
      padding-top: 0;
      margin-top: -60px;
      align-items: center;
    }
    .proc-inner {
      display: flex;
      flex-direction: column;
      gap: 56px;
      width: 100%;
      position: relative;
      z-index: 2;
    }
    /* processcanvas を中央に絶対配置・テキストと重ねる */
    #process-canvas {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      width: 100%;
      height: 100%;
      z-index: 0;
      opacity: 0;
      transition: opacity 1.2s ease;
      pointer-events: none;
    }
    #process-canvas.in { opacity: 1; }
    .process-label {
      font-size: 0.65rem;
      letter-spacing: 0.22em;
      text-transform: uppercase;
      color: var(--mid);
      opacity: 0;
      transition: opacity 0.6s ease;
    }
    .process-label.in { opacity: 1; }

    /* Canvas: 横方向のライン */

    /* ステップ: 横並び */
    .proc-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 0;
      position: relative;
      z-index: 10;
      width: 100%;
    }
    .proc-step {
      padding: 20px 0;
      border-left: 1px solid var(--rule);
      padding-left: 24px;
      opacity: 0;
      transform: translateY(12px);
      transition: opacity 0.6s ease, transform 0.6s ease;
    }
    .proc-step:first-child { border-left: none; padding-left: 0; }
    .proc-step.in { opacity: 1; transform: translateY(0); }
    .proc-step-num {
      font-size: 0.62rem;
      letter-spacing: 0.12em;
      color: #CCC;
      margin-bottom: 8px;
      display: block;
      transition: color 0.9s ease;
    }
    .proc-step-name {
      font-size: 1.4rem;
      font-weight: 200;
      letter-spacing: -0.02em;
      color: #CCC;
      display: block;
      margin-bottom: 6px;
      transition: color 0.9s ease;
    }
    .proc-step-jp {
      font-size: 0.7rem;
      color: var(--mid);
      display: block;
      opacity: 0;
      transition: opacity 0.9s ease;
    }
    .proc-step.active .proc-step-num { color: var(--ink); }
    .proc-step.active .proc-step-name { color: var(--ink); }
    .proc-step.active .proc-step-jp { opacity: 1; }

    @media (max-width: 768px) {
      #p-process { padding: 0 28px; }
      .proc-steps { grid-template-columns: 1fr 1fr; gap: 24px; }
      .proc-step { border-left: none; padding-left: 0; border-top: 1px solid var(--rule); padding-top: 16px; }
    }

    /* ══ PROJECTS ══ */
    .projects-label { font-size: 0.68rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--mid); margin-bottom: 48px; }
    .projects-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
    .project-visual {
      width: 100%; aspect-ratio: 4/3; background: #F7F7F7;
      position: relative; overflow: hidden;
      transition: transform 0.5s ease;
    }
    .project-visual:hover { transform: scale(1.02); }
    .project-visual img { width: 100%; height: 100%; object-fit: contain; padding: 36px; }
    .project-title { font-size: clamp(2.2rem, 4.5vw, 3.6rem); font-weight: 200; letter-spacing: -0.04em; color: var(--ink); margin-bottom: 16px; }
    .project-scope { list-style: none; margin-bottom: 24px; }
    .project-scope li { font-size: 0.85rem; color: #555; padding: 8px 0; border-bottom: 1px solid var(--rule); }
    .project-scope li:first-child { padding-top: 0; }
    .project-scope li:last-child { border-bottom: none; }
    .project-desc { font-size: 0.92rem; color: #555; line-height: 1.85; margin-bottom: 28px; }

    /* ══ CONTACT ══ */
    .contact-label { font-size: 0.68rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--mid); margin-bottom: 48px; }
    .contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 80px; align-items: start; }
    .contact-headline { font-size: clamp(2.2rem,4.5vw,3.8rem); font-weight: 200; letter-spacing: -0.04em; line-height: 1.15; color: var(--ink); margin-bottom: 20px; }
    .contact-sub { font-size: 0.88rem; color: var(--mid); line-height: 1.8; }
    .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 28px; }
    .fg { margin-bottom: 22px; }
    .fg label { display: block; font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--mid); margin-bottom: 8px; }
    .fg input, .fg textarea {
      width: 100%; background: transparent; border: none;
      border-bottom: 1px solid var(--rule); padding: 8px 0;
      font-family: var(--sans); font-size: 0.88rem; font-weight: 300;
      color: var(--ink); outline: none; transition: border-color 0.2s;
    }
    .fg input:focus, .fg textarea:focus { border-bottom-color: var(--ink); }
    .fg textarea { resize: none; height: 70px; }

    /* ══ BUTTONS ══ */
    .btn {
      display: inline-block; padding: 12px 28px;
      font-family: var(--sans); font-size: 0.72rem; font-weight: 400;
      letter-spacing: 0.14em; text-transform: uppercase;
      text-decoration: none; border: 1px solid var(--ink);
      color: var(--ink); background: transparent; cursor: pointer;
      transition: background 0.22s, color 0.22s;
    }
    .btn:hover { background: var(--ink); color: var(--bg); }
    .btn-fill { background: var(--ink); color: var(--bg); }
    .btn-fill:hover { background: transparent; color: var(--ink); }

    /* ══ SCROLL HINT ══ */
    .scroll-hint {
      position: fixed; bottom: 32px; right: 48px;
      font-size: 0.65rem; letter-spacing: 0.18em; text-transform: uppercase;
      color: var(--mid); z-index: 100;
      display: flex; align-items: center; gap: 12px;
      transition: opacity 0.5s;
    }
    .scroll-hint.hidden { opacity: 0; pointer-events: none; }
    .scroll-line { width: 48px; height: 1px; background: var(--rule); position: relative; overflow: hidden; }
    .scroll-line::after {
      content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
      background: var(--ink); animation: slide 1.8s ease infinite;
    }
    @keyframes slide { 0%{left:-100%} 100%{left:100%} }


    /* TOP Canvas */
    #top-canvas {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      z-index: 0;
      opacity: 0;
      transition: opacity 1.5s ease;
    }
    #top-canvas.in { opacity: 1; }


    #concept-canvas {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      z-index: 0;
      opacity: 0;
      transition: opacity 1.2s ease;
    }
    #concept-canvas.in { opacity: 1; }


    /* #process-canvas defined above */


    /* ══ PROJECTS ══ */
    #p-projects { justify-content: center; align-items: center; }
    #projects-canvas {
      position: absolute; inset: 0;
      width: 100%; height: 100%;
      z-index: 3; opacity: 0;
      transition: opacity 1.5s ease;
      pointer-events: none;
    }
    #projects-canvas.in { opacity: 1; }
    .proj-panel-inner {
      position: absolute; inset: 0;
      z-index: 2;
    }
    /* WORKSボタンのラベル: 画面中央 */
    .proj-logo {
      position: absolute;
      top: 50%; left: 50%;
      transform: translate(-50%, -50%);
      font-size: clamp(1.1rem, 2.4vw, 1.6rem);
      font-weight: 300;
      letter-spacing: 0.32em;
      text-indent: 0.32em; /* 右詰まり補正 */
      color: var(--ink);
      white-space: nowrap;
      opacity: 0; transition: opacity 0.9s ease 0.3s, color 0.3s;
    }
    .proj-logo.in { opacity: 1; }
    .proj-circle-link:hover ~ .proj-panel-inner .proj-logo { color: var(--mid); }
    /* 円エリアのみクリッカブル */
    .proj-circle-link {
      position: absolute;
      top: 50%; left: 50%;
      width: calc(min(32vw, 32vh) * 2);
      height: calc(min(32vw, 32vh) * 2);
      transform: translate(-50%, -50%);
      border-radius: 50%;
      display: block;
      cursor: pointer;
      z-index: 10;
      background: transparent;
    }
    /* hover時: canvas粒子を揺らすフラグ用 */
    .proj-circle-link:hover ~ .proj-panel-inner .proj-logo {
      animation: proj-logo-wobble 1.5s ease-in-out infinite;
    }
    @keyframes proj-logo-wobble {
      0%   { transform: translate(-50%, -50%) rotate(0deg); }
      25%  { transform: translate(-50%, -50%) rotate(0.4deg) translateX(2px); }
      50%  { transform: translate(-50%, -50%) rotate(0deg); }
      75%  { transform: translate(-50%, -50%) rotate(-0.4deg) translateX(-2px); }
      100% { transform: translate(-50%, -50%) rotate(0deg); }
    }


    #contact-canvas {
      position: absolute;
      inset: 0; width: 100%; height: 100%;
      z-index: 0; opacity: 0;
      transition: opacity 1.5s ease;
      pointer-events: none;
    }
    #contact-canvas.in { opacity: 1; }
    #p-contact .panel-inner { position: relative; z-index: 2; }

    /* ══ MOBILE: vertical fallback ══ */
    @media (max-width: 768px) {
      html, body { overflow: auto; height: auto; }
      #scroll-container {
        overflow: visible !important;
        overflow-x: hidden !important;
        overflow-y: visible !important;
        height: auto !important;
      }
      #track { flex-direction: column !important; width: 100% !important; height: auto !important; transform: none !important; transition: none !important; }
      .panel { width: 100% !important; height: auto !important; min-height: 100svh !important; padding: 100px 24px 60px !important; border-top: 1px solid var(--rule); overflow: hidden !important; }
      #p-top { border-top: none; }
      .top-keyvisual { display: none; }
      .projects-grid { grid-template-columns: 1fr; gap: 40px; }
      .process-track { flex-direction: column; gap: 32px; }
      .process-track::before { display: none; }
      .process-step { width: 100%; align-items: flex-start; }
      .contact-grid { grid-template-columns: 1fr; gap: 48px; }
      .nav-dots, .nav-counter, .scroll-hint { display: none; }
      nav { padding: 20px 24px; }
    }
    @media (prefers-reduced-motion: reduce) {
      /* すべてのtransition/animationを実質的に瞬時にする（内容は表示されたまま） */
      *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
      }
      #track { transition: none !important; }
      html { scroll-behavior: auto !important; }
      /* 装飾用Canvasアニメーションは非表示（JS側でも起動を止める） */
      #top-canvas, #concept-canvas, #services-canvas, #process-canvas,
      #projects-canvas, #contact-canvas, #cycle-canvas {
        display: none !important;
      }
    }
    /* ══════════════════════════════════════
       MOBILE LAYOUT (max-width: 768px)
    ══════════════════════════════════════ */
    @media (max-width: 768px) {
      /* ── Base ── */
      html {
        overflow-x: hidden !important;
        overflow-y: auto !important;
        height: auto !important;
      }
      body {
        overflow-x: hidden !important;
        overflow-y: auto !important;
        height: auto !important;
        width: 100% !important;
      }

      /* ── Track: 縦積みに ── */
      #track {
        flex-direction: column !important;
        width: 100vw !important;
        height: auto !important;
        transform: none !important;
        transition: none !important;
        overflow: visible !important;
      }

      /* ── Panel ── */
      .panel {
        width: 100% !important;
        height: auto !important;
        min-height: 100svh !important;
        padding: 100px 28px 64px !important;
        border-top: 1px solid var(--rule);
        justify-content: center !important;
      }
      #p-top { border-top: none !important; padding-top: 120px !important; }

      /* ── Nav ── */
      nav { padding: 20px 24px !important; }
      #theme-toggle { right: 24px !important; top: 22px !important; }
      .nav-right { gap: 20px !important; }
      .nav-dots, .nav-counter { display: none !important; }

      /* ── Scroll hint ── */
      .scroll-hint { display: none !important; }

      /* ── TOP ── */
      #loading-text {
        font-size: clamp(3rem, 14vw, 6rem);
      }
      .top-logo {
        font-size: clamp(4rem, 18vw, 8rem) !important;
        max-width: 100% !important;
      }
      .top-bottom {
        flex-direction: column !important;
        gap: 20px !important;
      }
      .top-studio, .top-catch { text-align: left !important; }
      .cta-row { flex-direction: column !important; gap: 12px !important; }
      .btn { text-align: center !important; }

      /* ── Concept ── */
      .c-word { font-size: clamp(2.5rem, 12vw, 5rem) !important; }
      .c-tagline { font-size: 0.8rem !important; }

      /* ── Process ── */
      #p-process { padding: 80px 28px !important; }
      .proc-inner { gap: 32px !important; }
      .proc-steps {
        grid-template-columns: 1fr 1fr !important;
        gap: 0 !important;
      }
      .proc-step {
        padding: 16px 0 16px 16px !important;
        border-left: 1px solid var(--rule) !important;
        border-bottom: 1px solid var(--rule) !important;
      }
      .proc-step:first-child,
      .proc-step:nth-child(3) { border-left: none !important; padding-left: 0 !important; }
      .proc-step:nth-child(3),
      .proc-step:nth-child(4) { border-bottom: none !important; }
      .proc-step-name { font-size: 1.1rem !important; }

      /* ── Services: PC版のグループ演出を無効化し、カテゴリーごとに個別演出へ ── */
      .services-grid {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
      }
      .service-item {
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.45s ease-out, transform 0.45s ease-out;
      }
      .service-item.in { opacity: 1; transform: translateY(0); }

      /* ── Projects ── */
      .proj-logo { font-size: 1rem !important; letter-spacing: 0.28em !important; }
      .proj-circle-link {
        width: calc(min(72vw, 72vw)) !important;
        height: calc(min(72vw, 72vw)) !important;
      }
      .proj-label {
        top: calc(50% - min(36vw, 36vw) + 24px) !important;
        font-size: 0.62rem !important;
      }

      /* ── Contact ── */
      .contact-grid { grid-template-columns: 1fr !important; gap: 40px !important; }
      .contact-hl { font-size: clamp(2rem, 10vw, 3rem) !important; }
      .form-row { grid-template-columns: 1fr !important; }

      /* ── Canvas: モバイルでは非表示または軽量版 ── */
      #top-canvas { opacity: 0.5 !important; }
      #concept-canvas { opacity: 0.4 !important; }
      #services-canvas { opacity: 0.4 !important; }
      #contact-canvas.in { opacity: 0.6; }

      /* ── Panel inner ── */
      .panel-inner { width: 100% !important; }
      .proj-panel-inner { position: absolute !important; inset: 0 !important; }
    }

    @media (max-width: 480px) {
      .proc-steps { grid-template-columns: 1fr !important; }
      .proc-step { border-left: none !important; padding-left: 0 !important; }
      .proc-step:not(:last-child) { border-bottom: 1px solid var(--rule) !important; }
    }