:root {
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
    --ink: #141412;
    --ink-soft: #62625c;
    --cream: #ffffff;
    --cream-deep: #f7f7f5;
    --accent: #f6ff00;
  }
  * { margin: 0; padding: 0; box-sizing: border-box; }
  ::selection { background: #f6ff00; color: #141412; }
  html { scroll-behavior: smooth; }
  body {
    font-family: "YakuHanJP", "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", sans-serif;
    font-weight: 400;
    background: var(--cream);
    color: var(--ink);
    line-height: 1.9;
    overflow-x: hidden;
  }
  img { max-width: 100%; height: auto; display: block; }
  a { color: var(--ink); }
  .wrap { max-width: 1040px; margin: 0 auto; padding: 0 24px; }

  .skip-link {
    position: absolute; left: -9999px; top: 0;
    background: var(--ink); color: #fff; padding: 10px 18px; z-index: 100;
    border-radius: 0; text-decoration: none;
  }
  .skip-link:focus { left: 0; }

  /* header */
  header.site {
    position: sticky; top: 0; z-index: 50;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
  }
  .site-inner {
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 24px; max-width: 1040px; margin: 0 auto;
  }
  .logo { display: block; }
  .logo img { height: 31px; width: auto; display: block; }
  nav.global ul { display: flex; gap: 22px; list-style: none; }
  nav.global a {
    text-decoration: none; color: var(--ink-soft); font-size: 0.9rem; font-weight: 600;
    letter-spacing: 0.02em; padding: 6px 2px;
  }
  

  /* hero — 屋上（墨背景・星空WebGL＋看板写真＋タグライン、1画面完結） */
  .hero { background: var(--ink); position: relative; overflow: hidden; }
  .hero-stars { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
  .hero .hero-inner { position: relative; z-index: 1; }
  .hero-inner {
    box-sizing: border-box;
    min-height: calc(100vh - 52px);
    min-height: calc(100svh - 52px);
    padding: 20px 0 36px;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    text-align: center;
  }
  .hero-mark {
    height: auto; display: block;
  }
  .hero-mark-photo {
    display: block;
    width: min(94vw, calc((100vh - 240px) * 1.95));
    width: min(94vw, calc((100svh - 240px) * 1.95));
    opacity: 0;
    animation: signOn 1.3s linear 0.25s forwards;
  }
  .hero-mark-photo img { width: 100%; height: auto; display: block; }
  @keyframes signOn {
    0% { opacity: 0; filter: brightness(0.35); }
    9% { opacity: 0.55; filter: brightness(0.7); }
    14% { opacity: 0.06; filter: brightness(0.5); }
    26% { opacity: 0.8; filter: brightness(0.85); }
    31% { opacity: 0.22; filter: brightness(0.6); }
    44% { opacity: 1; filter: brightness(1.07); }
    62% { opacity: 1; filter: brightness(0.98); }
    100% { opacity: 1; filter: brightness(1); }
  }
  .hero-tag {
    margin-top: clamp(16px, 3vh, 34px);
    color: var(--ink); font-size: clamp(1.15rem, 2.4vw, 1.75rem);
    font-weight: 600; letter-spacing: 0.06em; line-height: 1.5;
    display: inline-block; padding: 0.32em 0.6em;
    background-image: linear-gradient(var(--accent), var(--accent));
    background-repeat: no-repeat; background-position: left center;
    background-size: 0% 100%;
    opacity: 0;
    animation:
      riseIn 0.6s var(--ease) 1.25s forwards,
      tagBar 0.55s var(--ease) 1.45s forwards;
  }
  @keyframes tagBar {
    from { background-size: 0% 100%; }
    to { background-size: 100% 100%; }
  }

  @keyframes waveflow { to { background-position-x: 44px; } }
  @keyframes riseIn { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
  .btn-ink {
    display: inline-block; text-decoration: none;
    background: var(--ink); color: #fff;
    font-weight: 600; font-size: 0.9rem; letter-spacing: 0.08em;
    padding: 15px 36px; border-radius: 0;
    transition: background 0.2s var(--ease);
  }
  .btn-ink:hover, .btn-ink:focus { background: var(--accent); color: var(--ink); }
  .btn-line {
    font-size: 0.9rem; font-weight: 600; letter-spacing: 0.08em; color: var(--ink);
    text-decoration: underline; text-underline-offset: 7px; text-decoration-thickness: 1px;
    transition: color 0.2s var(--ease);
  }


  .btn {
    display: inline-block; text-decoration: none; font-weight: 600; letter-spacing: 0.02em;
    padding: 14px 34px; border-radius: 0; font-size: 0.95rem;
    transition: background 0.15s var(--ease), color 0.15s var(--ease);
  }
  .btn-primary { background: #fff; color: var(--ink); }
  .btn-primary:hover, .btn-primary:focus { background: var(--accent); color: var(--ink); }
  .btn-ghost { border: 2px solid var(--ink); color: var(--ink); }

  /* project visual wall — editorial bento */
  .wall { padding: clamp(88px, 11vw, 144px) 0; background: #fff; }
  .wall-label {
    display: flex; align-items: center; gap: 24px;
    font-family: "Hanken Grotesk", sans-serif;
    font-size: 0.72rem; font-weight: 500; letter-spacing: 0.3em;
    color: var(--ink-soft); margin-bottom: 32px;
  }
  .wall-label::after { content: ""; flex: 1; height: 1px; background: rgba(20, 20, 18, 0.14); order: 1; }
  .wall-label .wall-hint { order: 2; }
  .wall-grid {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    counter-reset: proj;
  }
  .wall-item {
    position: relative; display: block; border-radius: 0; overflow: hidden;
    background: var(--cream-deep); counter-increment: proj;
    aspect-ratio: 4 / 3;
  }
  .wall-item img { width: 100%; height: 100%; object-fit: cover; }
  .wall-item:hover .wl, .wall-item:focus .wl { background: var(--accent); }
  .wall-hint {
    font-family: "Hanken Grotesk", sans-serif;
    font-size: 0.72rem; font-weight: 500; letter-spacing: 0.3em;
    color: var(--ink-soft); flex-shrink: 0;
  }
  .wall-item .wl {
    position: absolute; left: 0; bottom: 0;
    background: rgba(255, 255, 255, 0.96); color: var(--ink);
    font-size: 0.72rem; font-weight: 600; letter-spacing: 0.02em; line-height: 1.4;
    padding: 7px 14px 7px 12px; border-radius: 0;
  }
  .wall-item .wl::before {
    content: counter(proj, decimal-leading-zero);
    font-family: "Hanken Grotesk", sans-serif;
    font-weight: 500; letter-spacing: 0.3em;
    color: var(--ink-soft); margin-right: 10px;
  }

  /* sections */
  section { padding: clamp(88px, 11vw, 144px) 0; }
  section.alt { background: var(--cream-deep); }
  .sec-label {
    font-size: 0.8rem; font-weight: 600; letter-spacing: 0.3em; color: var(--ink-soft);
    text-transform: uppercase; margin-bottom: 10px;
  }
  h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); font-weight: 600; letter-spacing: 0.02em; margin-bottom: 56px; line-height: 1.5; }

  /* about */
  .about-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: start; }
  .about-photo { position: relative; margin: 0; }
  .about-photo img { border-radius: 0; width: 100%; display: block; position: relative; z-index: 1; }
  .about-photo::after {
    content: ""; position: absolute; inset: 16px -16px -16px 16px;
    border: 1px solid rgba(20, 20, 18, 0.25); z-index: 0;
  }
  .about-text p + p { margin-top: 1.2em; }
    background: var(--cream); border-radius: 0; padding: 16px 22px;
    border-left: 3px solid rgba(20, 20, 18, 0.2);
  }
  .fact dt { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em; color: var(--ink-soft); }
  .fact dd { font-weight: 600; font-size: 0.95rem; }

  /* numbers — editorial stat grid */
  .numbers {
    --n-line: rgba(20, 20, 18, 0.14);
    --n-ink: #141412;
    --n-sub: #62625c;
    
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    margin-top: 88px;
    border-top: 1px solid var(--n-line);
    border-bottom: 1px solid var(--n-line);
    counter-reset: stat;
  }
  .num-card {
    background: none !important;
    border-radius: 0;
    text-align: left;
    padding: 52px 28px 44px;
    position: relative;
    counter-increment: stat;
  }
  .num-card:not(:nth-child(4n + 1)) { border-left: 1px solid var(--n-line); }
  .num-card:nth-child(n + 5) { border-top: 1px solid var(--n-line); }

  /* 連番インデックス（HTMLを触らずCSSカウンターで） */
  .num-card::before {
    content: "IMPACT 0" counter(stat);
    position: absolute;
    top: 18px;
    left: 28px;
    font-family: "Hanken Grotesk", sans-serif;
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.3em;
    color: var(--n-sub);
  }

  .num-card .num {
    font-family: "Hanken Grotesk", "Noto Sans JP", sans-serif;
    white-space: nowrap;
    font-size: clamp(2.4rem, 3.4vw, 3.6rem);
    font-weight: 600;
    color: var(--n-ink) !important;
    line-height: 1.05;
    letter-spacing: -0.02em;
    font-variant-numeric: tabular-nums;
    transition: color 0.25s var(--ease);
    display: inline-block;
    padding: 0 0.1em 0.05em;
    background-image: linear-gradient(transparent 64%, var(--accent) 64%);
    background-repeat: no-repeat;
  }
  .num-card .num .unit {
    font-size: 0.32em;
    font-weight: 400;
    color: var(--n-sub);
    margin-left: 6px;
    letter-spacing: 0.02em;
  }
  .num-card .cap {
    margin-top: 14px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--n-sub);
    letter-spacing: 0.08em;
  }

  /* media pick band */
  .media-band { background: var(--ink); }
  .media-band .inner {
    max-width: 1040px; margin: 0 auto; padding: clamp(88px, 11vw, 144px) 24px;
    display: grid; grid-template-columns: 0.95fr 1.05fr; gap: clamp(32px, 5vw, 64px); align-items: center;
  }
  .media-band .mb-label {
    display: inline-block;
    background: var(--accent); color: var(--ink);
    font-family: "Hanken Grotesk", sans-serif;
    font-size: 0.72rem; font-weight: 500; letter-spacing: 0.3em;
    padding: 7px 16px 7px 18px; border-radius: 0;
    margin-bottom: 28px;
  }
  .media-band .mb-copy {
    color: #fff; font-size: 1.4rem; font-weight: 600;
    line-height: 2.1; letter-spacing: 0.02em;
  }
  .media-band .mb-copy .nw { white-space: nowrap; }
  .mb-video { display: block; text-decoration: none; color: var(--cream); }
  .mb-video .thumb { display: block; position: relative; border-radius: 0; overflow: hidden; }
  .mb-video .thumb img { width: 100%; }
  .mb-video .play {
    position: absolute; right: 18px; bottom: 18px; width: 60px; height: 60px;
    border-radius: 0; background: rgba(255, 255, 255, 0.92);
    display: flex; align-items: center; justify-content: center;
    transition: transform 0.2s var(--ease);
  }
  .mb-video .play::after {
    content: ""; border-style: solid; border-width: 11px 0 11px 18px;
    border-color: transparent transparent transparent var(--ink); margin-left: 5px;
  }

  .mb-video .mb-cap { margin-top: 18px; font-size: 0.8rem; color: rgba(255, 255, 255, 0.85); line-height: 1.9; }
  .mb-video .mb-link {
    display: inline-block; margin-top: 8px; color: #fff;
    font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em;
    text-decoration: underline; text-underline-offset: 5px;
  }

  /* works */
  .works { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .work {
    background: var(--cream); border-radius: 0; overflow: hidden;
    display: flex; flex-direction: column;
  }
  .work .work-photo { position: relative; }
  .work .work-photo img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
  .work .work-photo .num-badge {
    position: absolute; top: 16px; left: 16px;
    background: var(--ink); color: #fff;
    font-weight: 600; font-size: 0.8rem; letter-spacing: 0.08em;
    padding: 4px 16px; border-radius: 0;
    box-shadow: 0 4px 12px rgba(20,20,18,0.25);
  }
  .work .work-body { padding: 30px 28px; display: flex; flex-direction: column; flex: 1; }
  .work h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 12px; letter-spacing: 0.02em; }
  .work p { font-size: 0.95rem; color: var(--ink-soft); flex: 1; }
  .work .tag { margin-top: 18px; font-size: 0.8rem; font-weight: 600; color: var(--ink-soft); letter-spacing: 0.08em; }
  .pj-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
  .pj-list a {
    font-size: 0.8rem; font-weight: 600; letter-spacing: 0.02em;
    color: var(--ink); background: #fff; border: 1px solid rgba(20, 20, 18, 0.14); padding: 6px 16px; border-radius: 0;
    text-decoration: none; transition: background 0.15s var(--ease), color 0.15s var(--ease);
  }
  .pj-list a:hover, .pj-list a:focus { background: var(--accent); }
  .clients-strip { margin-top: 48px; background: #fff; border-radius: 0; padding: 24px 28px; box-shadow: 0 4px 20px rgba(20,20,18,0.06); }
  .clients-strip .strip-label { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em; color: var(--ink-soft); margin-bottom: 14px; }
  .clients-strip img { border-radius: 0; width: 100%; }
  .lecture-clients { display: flex; flex-wrap: wrap; gap: 12px 14px; list-style: none; }
  .lecture-clients li {
    background: var(--ink); padding: 10px 26px;
    font-weight: 600; letter-spacing: 0.08em; font-size: 0.95rem; color: #fff;
  }

  /* awards */
  .award-grid { display: grid; grid-template-columns: 1.45fr 1fr; gap: clamp(32px, 5vw, 60px); align-items: center; }
  .award-photo { position: relative; }
  .award-photo img { border-radius: 0; }
  .award-photo::after {
    content: ""; position: absolute; inset: 14px -14px auto 14px; height: calc(100% - 42px);
    border: 1px solid rgba(20, 20, 18, 0.25); z-index: -1;
  }
  .award-photo figcaption { margin-top: 14px; font-size: 0.8rem; color: var(--ink-soft); }
  .award-list { list-style: none; }
  .award-list li {
    padding: 11px 0; border-bottom: 1px solid rgba(20, 20, 18, 0.14);
    font-size: 0.9rem; line-height: 1.9; color: var(--ink-soft);
  }
  .award-list li:first-child { border-top: 1px solid rgba(20, 20, 18, 0.14); }
  .award-list strong { font-weight: 600; color: var(--ink); }


  /* books */
  .books { display: grid; grid-template-columns: repeat(5, 1fr); gap: 22px; align-items: start; }
  .bookv { text-decoration: none; color: var(--ink); display: block; }
  .bookv .cover {
    aspect-ratio: 5 / 7;
    border-radius: 0; overflow: hidden;
    box-shadow: 0 10px 28px rgba(20, 20, 18, 0.18);
    transition: transform 0.15s var(--ease);
    background: #fff;
    display: flex; align-items: center; justify-content: center;
  }
  .bookv .cover img { width: 100%; height: 100%; object-fit: contain; }
  .bookv:hover h3 .mk, .bookv:focus h3 .mk { background: linear-gradient(transparent 60%, var(--accent) 60%); }
  .bookv h3 { font-size: 0.95rem; font-weight: 600; margin-top: 18px; line-height: 1.6; letter-spacing: 0.02em; }
  .bookv .pub { font-size: 0.8rem; color: var(--ink-soft); margin-top: 4px; font-weight: 600; }
  .books-note { margin-top: 28px; font-size: 0.9rem; color: var(--ink-soft); }

  /* media */
  .tv-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; margin-top: 36px; }
  .tv-card { background: var(--cream); border-radius: 0; overflow: hidden; }
  .tv-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
  .tv-card .tv-body { padding: 22px 26px 26px; }
  .tv-card .tv-media { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.08em; color: var(--ink-soft); }
  .tv-card h3 { font-size: 1.1rem; font-weight: 600; margin-top: 6px; line-height: 1.7; }
  .tv-card p { font-size: 0.9rem; color: var(--ink-soft); margin-top: 6px; }
  .interviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px 20px; margin-top: 36px; }
  .iv-card {
    display: block; text-decoration: none; color: var(--ink);
  }
  .iv-card .iv-thumb, .iv-card .iv-noimg {
    width: 100%; aspect-ratio: 16 / 10; object-fit: cover; display: block;
    background: var(--cream-deep); margin-bottom: 14px;
  }
  .iv-card .iv-noimg {
    display: flex; align-items: center; justify-content: center;
    font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em; color: var(--ink-soft);
  }
  .iv-card .iv-media { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.08em; color: var(--ink-soft); }
  .iv-card .iv-title { font-weight: 500; font-size: 0.9rem; line-height: 1.9; margin-top: 6px; }
  .iv-card .iv-arrow { margin-top: 8px; font-size: 0.8rem; color: var(--ink-soft); font-weight: 600; transition: color 0.15s var(--ease); }
  .iv-card:hover .iv-title .mk, .iv-card:focus .iv-title .mk { background: linear-gradient(transparent 60%, var(--accent) 60%); }

    width: 118px; height: 76px; object-fit: cover;
    border-radius: 0; flex-shrink: 0;
    background: var(--cream-deep);
  }
  .iv-card:hover, .iv-card:focus { border-left-color: var(--ink-soft); }
  .iv-card .iv-title { font-weight: 600; font-size: 0.95rem; line-height: 1.7; margin-top: 6px; }
  .interviews-heading { font-size: 1.1rem; font-weight: 600; margin-top: 56px; letter-spacing: 0.02em; display: flex; align-items: center; gap: 12px; }
  .interviews-heading::before { content: ""; width: 12px; height: 12px; background: var(--accent); flex-shrink: 0; }
  .media-card {
    display: flex; gap: 28px; align-items: center;
    background: var(--cream); border: 2px solid var(--cream-deep); border-radius: 0;
    padding: 24px 28px; text-decoration: none; color: var(--ink);
    transition: border-color 0.15s var(--ease), transform 0.15s var(--ease);
  }
  .media-card:hover, .media-card:focus { background: var(--accent); }
  .media-card .media-photo { width: 150px; border-radius: 0; overflow: hidden; flex-shrink: 0; box-shadow: 0 8px 20px rgba(20,20,18,0.18); }
  .media-card .media-photo img { width: 100%; }
  .media-card .media-label { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em; color: var(--ink-soft); }
  .media-card .media-title { font-weight: 600; font-size: 1.1rem; margin-top: 6px; line-height: 1.8; }
  .media-card .media-link { margin-top: 8px; font-size: 0.8rem; color: var(--ink-soft); font-weight: 600; }

  /* contact */
  .contact-box {
    background: var(--ink); color: var(--cream); border-radius: 0;
    padding: 64px 32px; text-align: center; position: relative; overflow: hidden;
  }
  .contact-face {
    width: 96px; height: 96px; margin: 0 auto 24px; border-radius: 50%;
    overflow: hidden; border: 4px solid var(--accent); position: relative;
  }
  .contact-face img { width: 100%; height: 100%; object-fit: cover; }
  .contact-box p { max-width: 560px; margin: 0 auto 36px; color: #d8d2c6; position: relative; }
  .contact-links { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; position: relative; }
  .contact-links .btn-primary { box-shadow: none; }
  .btn-light { background: #fff; color: var(--ink); }
  .btn-light:hover, .btn-light:focus { background: var(--accent); color: var(--ink); }

  footer.site-foot { padding: 36px 24px; text-align: center; font-size: 0.8rem; color: var(--ink-soft); }

  .rv { opacity: 0; transform: translateY(16px); transition: opacity 0.55s var(--ease), transform 0.55s var(--ease); transition-delay: var(--rvd, 0s); }
  .rv.in { opacity: 1; transform: none; }

  .visually-hidden {
    position: absolute; width: 1px; height: 1px; overflow: hidden;
    clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
  }

  @media (max-width: 860px) {
    .hero-inner { padding: 72px 0 64px; }
    .about-grid { grid-template-columns: 1fr; }
    .about-photo { max-width: 420px; margin: 0 auto 24px; }
    .quote-grid { grid-template-columns: 1fr; text-align: center; }
    .media-band .inner { grid-template-columns: 1fr; }
    .award-grid { grid-template-columns: 1fr; }
    .quote-face { width: 200px; margin: 0 auto; }
    .books { grid-template-columns: repeat(2, 1fr); }
  }
  @media (max-width: 780px) {
    nav.global ul { gap: 14px; }
    nav.global a { font-size: 0.8rem; }
    .works, .tv-cards { grid-template-columns: 1fr; }
    .wall-grid { grid-template-columns: 1fr; gap: 12px; }
    .wall-grid:not(.expanded) .wall-item:nth-child(n+5) { display: none; }
    .wall-more {
      display: inline-flex; align-items: baseline; gap: 2px;
      margin: 20px auto 0; padding: 13px 30px;
      background: var(--ink); color: #fff; border: none; border-radius: 0;
      font-family: inherit; font-size: 0.9rem; font-weight: 600; letter-spacing: 0.08em;
      cursor: pointer;
    }
    .wall-more .wm-count { font-size: 0.78rem; opacity: 0.8; }
    .wall > .wrap { display: flex; flex-direction: column; }
    .wall-more { align-self: center; }
    /* ヒーロー: 縦センターやや上・ロゴは小さめ */
    .hero-inner { justify-content: center; padding: 40px 0 56px; }
    .hero-mark-photo { width: min(250px, 66vw); }
    .hero-tag { font-size: 0.8rem; letter-spacing: 0.04em; padding: 0.3em 0.55em; }
    /* エレベーターの塔をモバイルでも表示（PC比〜55%に縮小・本文と物理的に非重複） */
    .wrap { padding-left: 20px; padding-right: 46px; }
    .media-band .inner { padding-right: 42px; }
    .tower { display: flex; right: 7px; height: 60vh; }
    .tw-sign { width: 24px; height: 24px; }
    .tw-roof { width: 28px; }
    .tw-shaft { width: 20px; }
    .shaft-cage { width: 20px; height: 14px; border-color: var(--accent); background: #fff; }
    .shaft-cage span { font-size: 9.5px; font-weight: 600; }
    .tw-slab { height: 26px; left: -5px; right: -5px; pointer-events: auto; cursor: pointer; }
    .tw-b1 { width: 22px; height: 16px; font-size: 9px; margin-top: 5px; }
    .numbers { grid-template-columns: 1fr; border-top: none; }
    .num-card { border-left: none !important; border-top: 1px solid var(--n-line); padding: 44px 4px 36px; }
    .num-card::before { left: 4px; }
    .photo-band img { height: 300px; }
    .media-card { flex-direction: column; text-align: center; }
    .media-card .media-photo { width: 200px; }
    .interviews { grid-template-columns: 1fr; }
  }
  @media (max-width: 520px) {
    .books { grid-template-columns: 1fr; max-width: 300px; margin: 0 auto; }
  }
  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .btn, .media-card, .iv-card, .bookv .cover, .wall-item img, .num-card .num { transition: none; }
    .hero-mark, .hero-tag { animation: none; opacity: 1; }
    .hero-mark-photo { filter: none; }
    .hero-tag { background-size: 100% 100%; }
    .work { transition: none; }
    .work:hover { transform: none; box-shadow: none; }
    .rv { opacity: 1; transform: none; transition: none; }
  }

/* ===== project pages ===== */
.project-page main { padding: 64px 0 96px; }
.project-page .pj-wrap { max-width: 860px; margin: 0 auto; padding: 0 24px; }
.project-page .pj-crumb { font-size: 0.8rem; margin-bottom: 44px; }
.project-page .pj-crumb a { color: var(--ink-soft); text-decoration: none; }

.project-page h1 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); font-weight: 600; line-height: 1.6; letter-spacing: 0.02em; }
.project-page .pj-credit {
  margin-top: 14px; font-size: 0.72rem; font-weight: 500;
  letter-spacing: 0.3em; color: var(--ink-soft);
}
.project-page .pj-hero { margin: 44px 0; }
.project-page .pj-hero img { width: 100%; display: block; }
.project-page .pj-body { max-width: 40em; }
.project-page .pj-body p { font-size: 0.95rem; line-height: 2; color: var(--ink); }
.project-page .pj-body p + p { margin-top: 1.6em; }
.project-page .pj-extra { margin-top: 44px; max-width: 40em; }
.project-page .pj-extra img { width: 100%; display: block; }
.project-page .pj-subhead {
  margin-top: 64px; font-size: 1.1rem; font-weight: 600; letter-spacing: 0.08em;
  display: flex; align-items: center; gap: 10px;
}
.project-page .pj-subhead::before { content: ""; width: 10px; height: 10px; background: var(--accent); }
.project-page .pj-sports {
  margin-top: 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 28px;
}
.project-page .pj-sport img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; display: block; }
.project-page .pj-sport h3 { margin-top: 16px; font-size: 1rem; font-weight: 600; letter-spacing: 0.02em; }
.project-page .pj-sport p { margin-top: 8px; font-size: 0.9rem; line-height: 1.9; color: var(--ink); }
.project-page .pj-sport a {
  display: inline-block; margin-top: 10px;
  font-size: 0.85rem; font-weight: 600; letter-spacing: 0.08em; color: var(--ink);
  text-decoration: none;
  background-image: linear-gradient(var(--accent), var(--accent));
  background-repeat: no-repeat; background-position: 0 100%; background-size: 0% 3px;
  transition: background-size 0.3s var(--ease);
  padding-bottom: 4px;
}
.project-page .pj-sport a:hover, .project-page .pj-sport a:focus { background-size: 100% 3px; }
@media (max-width: 640px) {
  .project-page .pj-sports { grid-template-columns: 1fr; }
}
.project-page .pj-links { margin-top: 44px; display: flex; gap: 14px; flex-wrap: wrap; }
.project-page .pj-btn {
  display: inline-block; background: var(--ink); color: #fff;
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em;
  padding: 14px 28px; text-decoration: none;
  transition: background 0.15s var(--ease), color 0.15s var(--ease);
}
.project-page .pj-btn:hover, .project-page .pj-btn:focus { background: var(--accent); color: var(--ink); }
.project-page .pj-gallery {
  margin-top: 24px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.project-page .pj-gallery figure { margin: 0; }
.project-page .pj-gallery img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; display: block; }
.project-page .pj-gallery figcaption {
  margin-top: 8px; font-size: 0.78rem; color: var(--ink-soft);
  letter-spacing: 0.02em; line-height: 1.6;
}
@media (max-width: 640px) { .project-page .pj-gallery { grid-template-columns: 1fr; } }

.project-page .pj-press {
  margin-top: 24px; max-width: 40em; list-style: none;
  border-top: 1px solid rgba(20, 20, 18, 0.14);
}
.project-page .pj-press li { border-bottom: 1px solid rgba(20, 20, 18, 0.14); }
.project-page .pj-press a { display: block; padding: 16px 0; text-decoration: none; color: var(--ink); }
.project-page .pj-press .pp-meta { display: flex; align-items: baseline; gap: 12px; margin-bottom: 5px; }
.project-page .pj-press .pp-date {
  font-family: "Hanken Grotesk", sans-serif; font-size: 0.75rem; font-weight: 500;
  letter-spacing: 0.08em; color: var(--ink-soft); font-variant-numeric: tabular-nums;
  flex: none; min-width: 3.6em;
}
.project-page .pj-press .pp-media { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.08em; color: var(--ink-soft); }
.project-page .pj-press .pp-title {
  display: inline; font-size: 0.9rem; line-height: 1.75;
  background-image: linear-gradient(var(--accent), var(--accent));
  background-repeat: no-repeat; background-position: 0 100%; background-size: 0% 3px;
  transition: background-size 0.25s var(--ease);
  padding-bottom: 2px;
}
.project-page .pj-press a:hover .pp-title, .project-page .pj-press a:focus .pp-title { background-size: 100% 3px; }
@media (prefers-reduced-motion: reduce) { .project-page .pj-press .pp-title { transition: none; } }

.project-page dl.pj-facts { margin-top: 56px; border-top: 1px solid rgba(20, 20, 18, 0.14); max-width: 40em; }
.project-page dl.pj-facts > div {
  display: grid; grid-template-columns: 140px 1fr; gap: 16px;
  padding: 14px 0; border-bottom: 1px solid rgba(20, 20, 18, 0.14);
}
.project-page dl.pj-facts dt { font-size: 0.8rem; font-weight: 600; color: var(--ink-soft); letter-spacing: 0.08em; padding-top: 2px; }
.project-page dl.pj-facts dd { font-size: 0.9rem; }
.project-page dl.pj-facts a { color: var(--ink); }

.project-page .pj-nav {
  margin-top: 80px; border-top: 1px solid rgba(20, 20, 18, 0.14);
  display: grid; grid-template-columns: 1fr 1fr;
}
.project-page .pj-nav a { display: block; padding: 24px 10px; text-decoration: none; color: var(--ink); }
.project-page .pj-nav .dir { display: block; font-size: 0.72rem; font-weight: 500; letter-spacing: 0.3em; color: var(--ink-soft); font-family: "Hanken Grotesk", sans-serif; }
.project-page .pj-nav .pn-title { display: inline-block; font-size: 0.95rem; font-weight: 600; margin-top: 8px; line-height: 1.7; }
.project-page .pj-nav .next { text-align: right; border-left: 1px solid rgba(20, 20, 18, 0.14); }
.project-page .pj-nav a:hover .pn-title, .project-page .pj-nav a:focus .pn-title { background: linear-gradient(transparent 60%, var(--accent) 60%); }
@media (max-width: 640px) {
  .project-page dl.pj-facts > div { grid-template-columns: 1fr; gap: 2px; }
}

/* text-link hover: 蛍光下線が左から走る */
nav.global a, .btn-line, .mb-video .mb-link, .project-page .pj-crumb a,
.project-page dl.pj-facts a, footer.site-foot a {
  background-image: linear-gradient(var(--accent), var(--accent));
  background-repeat: no-repeat;
  background-position: 0 88%;
  background-size: 0% 3px;
  transition: background-size 0.25s var(--ease), color 0.15s var(--ease);
}
nav.global a:hover, nav.global a:focus,
.btn-line:hover, .btn-line:focus,
.mb-video:hover .mb-link, .mb-video:focus .mb-link,
.project-page .pj-crumb a:hover, .project-page .pj-crumb a:focus,
.project-page dl.pj-facts a:hover, .project-page dl.pj-facts a:focus,
footer.site-foot a:hover, footer.site-foot a:focus {
  background-size: 100% 3px;
}
@media (prefers-reduced-motion: reduce) {
  nav.global a, .btn-line, .mb-video .mb-link { transition: none; }
}

/* mobile global menu */
.menu-btn { display: none; }
@media (max-width: 780px) {
  header.site { position: sticky; }
  .site-inner { flex-direction: row; align-items: center; }
  .menu-btn {
    display: flex; flex-direction: column; justify-content: center; gap: 5px;
    width: 44px; height: 44px; padding: 10px;
    background: none; border: 0; cursor: pointer;
  }
  .menu-btn span { display: block; width: 22px; height: 2px; background: var(--ink); transition: transform 0.25s var(--ease), opacity 0.2s var(--ease); }
  .menu-btn[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-btn[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-btn[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  nav.global { position: absolute; top: 100%; left: 0; right: 0; background: #fff; border-bottom: 1px solid rgba(20, 20, 18, 0.14); display: none; }
  nav.global.open { display: block; }
  nav.global ul { flex-direction: column; gap: 0; padding: 4px 24px 10px; }
  nav.global a { display: block; padding: 14px 0; border-bottom: 1px solid rgba(20, 20, 18, 0.14); font-size: 0.9rem; }
  nav.global li:last-child a { border-bottom: 0; }
}
@media (prefers-reduced-motion: reduce) { .menu-btn span { transition: none; } }

/* view transitions (MPA) */
@view-transition { navigation: auto; }
::view-transition-group(*) {
  animation-duration: 0.4s;
  animation-timing-function: var(--ease);
}
::view-transition-old(root), ::view-transition-new(root) { animation-duration: 0.25s; }
@media (prefers-reduced-motion: reduce) {
  @view-transition { navigation: none; }
}

@media (min-width: 861px) and (max-width: 1280px) {
}

/* contact hierarchy */
.ct-lead { margin: 28px auto 20px; font-size: 0.9rem; color: #fff; position: relative; }
.contact-box .contact-links { justify-content: center; }
.ct-mail { margin-top: 14px; font-size: 0.8rem; letter-spacing: 0.08em; color: rgba(255, 255, 255, 0.75); user-select: all; position: relative; }
.ct-divider { border: 0; border-top: 1px solid rgba(255, 255, 255, 0.22); max-width: 320px; margin: 36px auto 24px; }
.ct-sns-label { font-size: 0.72rem; font-weight: 500; letter-spacing: 0.3em; color: rgba(255, 255, 255, 0.6); position: relative; }
.ct-sns { display: flex; gap: 32px; justify-content: center; margin-top: 12px; position: relative; }
.ct-sns a {
  color: #fff; font-size: 0.9rem; font-weight: 500;
  text-decoration: underline; text-underline-offset: 6px; text-decoration-thickness: 1px;
  background-image: linear-gradient(var(--accent), var(--accent));
  background-repeat: no-repeat; background-position: 0 92%; background-size: 0% 3px;
  transition: background-size 0.25s var(--ease);
}
.ct-sns a:hover, .ct-sns a:focus { background-size: 100% 3px; }





/* nav floor guide */
nav.global .nf {
  font-family: "Hanken Grotesk", sans-serif; font-size: 0.68em; font-weight: 600;
  letter-spacing: 0.05em; color: var(--ink-soft); margin-right: 5px;
}

/* building nameplate (館銘板) */
/* responsive line breaks */
.br-sp { display: none; }
@media (max-width: 780px) {
  .br-sp { display: inline; }
  .br-pc { display: none; }
}

.plaque { background: #fff; padding: clamp(76px, 9.5vw, 128px) 0 clamp(24px, 3vw, 40px); }
.plaque .wrap > * { max-width: 40em; }
.plaque .plq-head {
  font-size: clamp(1.35rem, 2.5vw, 1.9rem); font-weight: 600;
  letter-spacing: 0.02em; line-height: 1.7; color: var(--ink);
}
.plaque .plq-line {
  margin-top: 2em; font-size: clamp(0.95rem, 1.4vw, 1.05rem);
  font-weight: 400; line-height: 2; letter-spacing: 0.02em; color: var(--ink);
}
.plaque .plq-head + .plq-line { margin-top: 44px; }
.plaque .plq-mk {
  padding: 0 0.06em;
  background-image: linear-gradient(transparent 55%, var(--accent) 55%);
  background-repeat: no-repeat; background-position: left bottom; background-size: 100% 100%;
}
/* リビール時のみ: 行が積み上がった後にマーカーが左から走る */
.plaque .rv .plq-mk { background-size: 0% 100%; }
.plaque .rv.in .plq-mk {
  background-size: 100% 100%;
  transition: background-size 0.5s var(--ease);
  transition-delay: calc(var(--rvd, 0s) + 0.35s);
}
/* 館銘板の積み上がりは通常より大きめのrise */
.plaque .plq-head.rv, .plaque .plq-line.rv { transform: translateY(26px); }
.plaque .plq-head.rv.in, .plaque .plq-line.rv.in { transform: none; }


/* profile name block */
.about-name { margin: 4px 0 28px; font-size: 1.3rem; font-weight: 600; letter-spacing: 0.08em; }
.about-name .role-line {
  display: block;
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em;
  color: var(--ink); margin-top: 6px; line-height: 1.5;
}

/* tower — 右端のビル側面図（塔） */
.tower {
  position: fixed; right: 16px; top: 50%; transform: translateY(-50%);
  height: 70vh; z-index: 89; pointer-events: none;
  display: flex; flex-direction: column; align-items: center;
}
.tower i { font-style: normal; }
.tower > i { display: block; }
.tw-sign { width: 40px; height: 40px; display: block; }
.tw-roof { width: 46px; height: 0; border-top: 1px solid rgba(20, 20, 18, 0.15); }
.tw-shaft {
  position: relative; width: 34px; flex: 1; min-height: 0;
  border-left: 1px solid rgba(20, 20, 18, 0.15);
  border-right: 1px solid rgba(20, 20, 18, 0.15);
}
.tw-slab {
  display: block; position: absolute; left: -6px; right: -6px; height: 18px;
  transform: translateY(-50%); background: transparent; pointer-events: none;
}
.tw-slab::before {
  content: ""; position: absolute; left: 6px; right: 6px; top: 50%;
  border-top: 1px solid rgba(20, 20, 18, 0.15);
}
.tw-slab.cur::before { border-top-color: var(--accent); border-top-width: 2px; }
body.is-basement .tw-slab::before { border-top-color: rgba(255, 255, 255, 0.22); }
body.is-basement .tw-slab.cur::before { border-top-color: var(--accent); }
.tw-ground { width: 54px; height: 0; border-top: 2px solid rgba(20, 20, 18, 0.4); }
.tw-basement { height: 28px; }
.shaft-cage {
  position: absolute; left: 50%; top: 0; transform: translate(-50%, 0);
  width: 30px; height: 20px; border: 1.5px solid var(--ink);
  background: rgba(255, 255, 255, 0.96); border-radius: 0;
  display: flex; align-items: center; justify-content: center;
  z-index: 1;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.shaft-cage.pulse { animation: cagePulse 0.45s cubic-bezier(0.4, 0, 0.2, 1); }
@keyframes cagePulse {
  0% { border-color: var(--ink); }
  30% { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
  100% { border-color: var(--ink); box-shadow: none; }
}
.shaft-cage span {
  font-family: "Hanken Grotesk", sans-serif; font-size: 11.5px; font-weight: 600;
  color: var(--ink); line-height: 1; font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}
@media (prefers-reduced-motion: reduce) {
  .shaft-cage { transition: none; }
  .shaft-cage.pulse { animation: none; }
}

/* concepts show-more — desktop hidden, mobile shown */
@media (min-width: 781px) { .wall-more { display: none; } }

/* mobile floor badges (≤780px) — elevator-style */
@media (max-width: 780px) {
  .sec-label, .mb-label {
    display: flex; align-items: center; gap: 12px;
    text-transform: none; letter-spacing: 0.02em;
  }
  .sec-label .fl-badge, .mb-label .fl-badge {
    flex: none; width: 44px; height: 44px;
    display: flex; align-items: center; justify-content: center;
    border: 1.5px solid var(--ink); border-radius: 0;
    font-family: "Hanken Grotesk", sans-serif; font-weight: 600; font-size: 1rem;
    letter-spacing: 0.02em; color: var(--ink);
    transition: background 0.3s var(--ease);
  }
  .sec-label .fl-badge.lit, .mb-label .fl-badge.lit { background: var(--accent); }
  .sec-label .fl-en {
    font-family: "Hanken Grotesk", sans-serif; font-weight: 600;
    font-size: 0.85rem; letter-spacing: 0.12em; color: var(--ink-soft);
  }
  /* MEDIA PICK は墨背景なので白枠に */
  /* モバイルではデスクトップの黄色バーを外し、墨地に白文字で見せる（黄地×白文字で読めなくなるため） */
  .media-band .mb-label { background: transparent; padding: 0; margin-bottom: 20px; }
  .media-band .mb-label .fl-badge { border-color: #fff; color: #fff; }
  .media-band .mb-label .fl-badge.lit { color: var(--ink); }
  .media-band .mb-label .fl-en { color: rgba(255,255,255,0.85); }
}

/* ==========================================================================
   B1 / BASEMENT — 地下フロア（地上と色を反転：黒地・白文字・蛍光イエロー差し色）
   ========================================================================== */

/* --- ヘッダー暗転（B1滞在中） --- */
header.site { transition: background 0.4s var(--ease), border-color 0.4s var(--ease); }
.logo img { transition: filter 0.4s var(--ease); }
body.is-basement header.site {
  background: rgba(10, 10, 10, 0.86);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
body.is-basement nav.global a { color: rgba(244, 243, 238, 0.72); }
body.is-basement nav.global a:hover, body.is-basement nav.global a:focus { color: #fff; }
body.is-basement .logo img { filter: brightness(0) invert(1); }
body.is-basement .menu-btn span { background: #f4f3ee; }

/* --- 移行帯：白→黒へ沈む --- */
.descent {
  height: 80vh; min-height: 400px; position: relative;
  background: linear-gradient(180deg, #f7f7f5 0%, #d7d7d2 22%, #4a4a47 60%, #141412 86%, #0a0a0a 100%);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 22px;
}
.descent-sign {
  font-family: "Hanken Grotesk", sans-serif; font-size: 0.8rem; font-weight: 500;
  letter-spacing: 0.42em; text-indent: 0.42em; color: rgba(244, 243, 238, 0.85);
}
.descent-arrow {
  width: 1px; height: 56px; position: relative;
  background: linear-gradient(180deg, rgba(244, 243, 238, 0), rgba(244, 243, 238, 0.7));
  animation: descentBob 2.4s var(--ease) infinite;
}
.descent-arrow::after {
  content: ""; position: absolute; left: 50%; bottom: 0; width: 7px; height: 7px;
  border-right: 1px solid rgba(244, 243, 238, 0.75); border-bottom: 1px solid rgba(244, 243, 238, 0.75);
  transform: translate(-50%, 2px) rotate(45deg);
}
@keyframes descentBob { 0%, 100% { transform: translateY(0); opacity: 0.85; } 50% { transform: translateY(7px); opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .descent-arrow { animation: none; } }

/* --- 地下フロア本体 --- */
.basement {
  background: #0a0a0a; color: #f4f3ee;
  padding: clamp(24px, 4vw, 44px) 0 clamp(96px, 14vw, 176px);
}
.basement .sec-label { color: rgba(244, 243, 238, 0.55); }
.basement .sec-label .fl-en { color: rgba(244, 243, 238, 0.5); }

/* B1 MAGAZINE 表紙（誌名・号数・特集） */
.mag-masthead { border-top: 1px solid rgba(255, 255, 255, 0.14); padding-top: 34px; }
.mag-mast-top { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.mag-kicker {
  font-family: "Hanken Grotesk", sans-serif; font-size: 0.72rem; font-weight: 500;
  letter-spacing: 0.3em; color: rgba(244, 243, 238, 0.5);
}
.mag-issue { display: flex; align-items: baseline; gap: 14px; font-family: "Hanken Grotesk", sans-serif; }
.mag-vol { font-size: 0.9rem; font-weight: 600; letter-spacing: 0.12em; color: var(--accent); }
.mag-month { font-size: 0.78rem; font-weight: 500; letter-spacing: 0.1em; color: rgba(244, 243, 238, 0.5); font-variant-numeric: tabular-nums; }
.mag-title {
  font-family: "Hanken Grotesk", sans-serif; font-weight: 600;
  font-size: clamp(2.8rem, 10vw, 6rem); line-height: 0.98; letter-spacing: 0.01em;
  margin: 18px 0 0; color: #f4f3ee;
}
.mag-title .mag-mk {
  color: #0a0a0a; background: var(--accent); padding: 0 0.12em;
  -webkit-box-decoration-break: clone; box-decoration-break: clone;
}
.mag-lead {
  margin-top: 22px; max-width: 34em; font-size: 0.98rem; line-height: 2;
  color: rgba(244, 243, 238, 0.8);
}
.mag-feature { margin-top: 26px; display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; }
.mag-feature-label {
  flex: none; font-family: "Hanken Grotesk", sans-serif; font-size: 0.66rem; font-weight: 600;
  letter-spacing: 0.14em; color: #0a0a0a; background: var(--accent); padding: 4px 9px;
}
.mag-feature-title { font-size: clamp(1.05rem, 2.6vw, 1.5rem); font-weight: 600; letter-spacing: 0.02em; color: #f4f3ee; line-height: 1.4; }

/* ===== 誌面レイアウト（写真ありきの強弱） ===== */
.mag-body { margin-top: 52px; }

/* アイキャッチ共通：object-fit cover ＋ 暗オーバーレイ ＋ ノンブル */
.mag-eye { position: relative; margin: 0; overflow: hidden; background: #141412; }
.mag-eye img { width: 100%; height: 100%; object-fit: cover; display: block; }
.mag-eye::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(10, 10, 10, 0.05) 40%, rgba(10, 10, 10, 0.72) 100%); }
.mag-eye-link { display: block; text-decoration: none; }
.mag-nom {
  position: absolute; left: 14px; bottom: 10px; z-index: 1;
  font-family: "Hanken Grotesk", sans-serif; font-size: 1.1rem; font-weight: 600;
  letter-spacing: 0.06em; color: rgba(255, 255, 255, 0.88); font-variant-numeric: tabular-nums;
}
.mag-nom::before { content: ""; display: inline-block; width: 16px; height: 2px; background: var(--accent); margin-right: 8px; vertical-align: middle; }

/* メタ・見出し共通 */
.mag-meta { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.mag-badge {
  font-family: "Hanken Grotesk", sans-serif; font-size: 0.64rem; font-weight: 600;
  letter-spacing: 0.14em; padding: 3px 8px; border: 1px solid var(--accent); color: var(--accent);
}
.mag-series { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.06em; color: var(--accent); }
.mag-meta .mag-date {
  font-family: "Hanken Grotesk", sans-serif; font-size: 0.72rem; letter-spacing: 0.06em;
  color: rgba(244, 243, 238, 0.5); font-variant-numeric: tabular-nums; margin-left: auto;
}
.mag-h { display: block; color: #f4f3ee; text-decoration: none; font-weight: 600; letter-spacing: 0.01em; line-height: 1.4; }
a.mag-h { transition: color 0.15s var(--ease); }
a.mag-h:hover, a.mag-h:focus { color: var(--accent); }
.mag-excerpt { margin-top: 12px; font-size: 0.9rem; line-height: 1.9; color: rgba(244, 243, 238, 0.72); }
.mag-more {
  display: inline-block; margin-top: 16px; font-size: 0.82rem; font-weight: 600; letter-spacing: 0.06em;
  color: #f4f3ee; text-decoration: none; padding-bottom: 3px;
  background-image: linear-gradient(var(--accent), var(--accent));
  background-repeat: no-repeat; background-position: 0 100%; background-size: 0% 2px;
  transition: background-size 0.25s var(--ease);
}
.mag-more:hover, .mag-more:focus { background-size: 100% 2px; }
.mag-empty { margin-top: 40px; color: rgba(244, 243, 238, 0.5); }

/* 巻頭特集（大判） */
.mag-lead-item { border-top: 2px solid var(--accent); padding-top: 24px; }
.mag-eye--lead { aspect-ratio: 16 / 9; }
.mag-eye--lead .mag-nom { font-size: 1.4rem; left: 20px; bottom: 16px; }
.mag-lead-body { margin-top: 22px; max-width: 46em; }
.mag-h-lead { margin-top: 16px; font-size: clamp(1.6rem, 4vw, 2.6rem); line-height: 1.35; }
.mag-lead-item .mag-excerpt { max-width: 40em; font-size: 0.98rem; }

/* 中段2カラム */
.mag-grid { margin-top: 48px; display: grid; grid-template-columns: 1fr 1fr; gap: 44px 32px; }
.mag-card .mag-eye { aspect-ratio: 4 / 3; }
.mag-card .mag-meta { margin-top: 16px; }
.mag-h-card { margin-top: 12px; font-size: clamp(1.1rem, 2.2vw, 1.35rem); }
.mag-card .mag-excerpt { margin-top: 10px; }

/* 下段リスト（サムネイル横並び） */
.mag-list { margin-top: 48px; border-top: 1px solid rgba(255, 255, 255, 0.14); }
.mag-row { display: flex; gap: 18px; align-items: center; padding: 20px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.14); text-decoration: none; }
.mag-row-thumb { flex: none; position: relative; width: 116px; aspect-ratio: 4 / 3; overflow: hidden; background: #141412; }
.mag-row-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.mag-row-thumb::after { content: ""; position: absolute; inset: 0; background: rgba(10, 10, 10, 0.25); }
.mag-nom--sm { left: 8px; bottom: 5px; font-size: 0.78rem; }
.mag-nom--sm::before { width: 10px; margin-right: 5px; }
.mag-row-body { flex: 1; min-width: 0; }
.mag-row .mag-meta { gap: 10px; }
.mag-h-row { margin-top: 10px; font-size: clamp(1rem, 2vw, 1.2rem); line-height: 1.45; }
.mag-row:hover .mag-h-row, .mag-row:focus .mag-h-row { color: var(--accent); }

/* 音声（付録） */
.mag-audio { margin-top: 44px; padding-top: 44px; border-top: 1px solid rgba(255, 255, 255, 0.14); display: grid; grid-template-columns: 300px 1fr; gap: 30px; align-items: center; }
.mag-eye--audio { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: #141412; }
.mag-eye--audio img { width: 100%; height: 100%; object-fit: cover; display: block; }
.mag-eye--audio::after { content: ""; position: absolute; inset: 0; background: rgba(10, 10, 10, 0.5); }
.mag-wave { position: absolute; left: 0; right: 0; bottom: 0; height: 48px; display: flex; align-items: flex-end; justify-content: center; gap: 4px; padding: 0 16px 12px; z-index: 1; }
.mag-wave i { width: 4px; height: 26%; background: var(--accent); opacity: 0.85; }
.mag-audio.is-playing .mag-wave i { animation: magWave 0.9s ease-in-out infinite; }
.mag-wave i:nth-child(3n) { animation-delay: 0.12s; }
.mag-wave i:nth-child(3n+1) { animation-delay: 0.28s; }
.mag-wave i:nth-child(4n) { animation-delay: 0.42s; }
.mag-audio-body .mag-h { margin-top: 12px; }
@keyframes magWave { 0%, 100% { height: 18%; } 50% { height: 92%; } }
@media (prefers-reduced-motion: reduce) { .mag-audio .mag-wave i { animation: none !important; } }

/* 奥付 */
.mag-colophon { margin-top: 76px; border-top: 1px solid rgba(255, 255, 255, 0.14); padding-top: 32px; }
.cph-title { font-family: "Hanken Grotesk", sans-serif; font-weight: 600; font-size: 1rem; letter-spacing: 0.16em; color: #f4f3ee; }
.cph-meta { margin-top: 20px; max-width: 40em; }
.cph-meta > div { display: grid; grid-template-columns: 120px 1fr; gap: 14px; padding: 9px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
.cph-meta dt { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.1em; color: rgba(244, 243, 238, 0.5); }
.cph-meta dd { font-size: 0.85rem; color: rgba(244, 243, 238, 0.85); }
.cph-note { margin-top: 22px; max-width: 40em; font-size: 0.85rem; line-height: 1.9; color: rgba(244, 243, 238, 0.62); }
.cph-note-label { display: inline-block; margin-right: 10px; font-size: 0.64rem; font-weight: 600; letter-spacing: 0.14em; color: #0a0a0a; background: rgba(244, 243, 238, 0.85); padding: 2px 7px; vertical-align: middle; }
@media (max-width: 640px) { .cph-meta > div { grid-template-columns: 1fr; gap: 2px; } }

/* Podcast プレイヤー（黒地・最小構成） */
.pod {
  margin-top: 18px; max-width: 40em; display: flex; align-items: center; gap: 16px;
  border: 1px solid rgba(255, 255, 255, 0.14); padding: 13px 16px;
}
.pod-play {
  flex: none; width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--accent);
  background: transparent; cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background 0.15s var(--ease);
}
.pod-play:hover, .pod-play:focus-visible { background: rgba(246, 255, 0, 0.14); }
.pod-ico {
  width: 0; height: 0; margin-left: 3px;
  border-left: 12px solid var(--accent); border-top: 7px solid transparent; border-bottom: 7px solid transparent;
}
.pod.is-playing .pod-ico {
  width: 11px; height: 13px; margin-left: 0; box-sizing: border-box;
  border-left: 3.5px solid var(--accent); border-right: 3.5px solid var(--accent);
  border-top: 0; border-bottom: 0;
}
.pod-bar { flex: 1; height: 4px; background: rgba(255, 255, 255, 0.16); position: relative; cursor: pointer; }
.pod-bar:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.pod-prog { position: absolute; left: 0; top: 0; height: 100%; width: 0; background: var(--accent); }
.pod-time {
  flex: none; font-family: "Hanken Grotesk", sans-serif; font-size: 0.75rem; letter-spacing: 0.04em;
  color: rgba(244, 243, 238, 0.6); font-variant-numeric: tabular-nums;
}

/* フッター暗転版（indexのB1直下） */
.site-foot--dark { background: #0a0a0a; color: rgba(244, 243, 238, 0.5); border-top: 1px solid rgba(255, 255, 255, 0.1); }

/* --- エレベーター塔：地下延長 --- */
.tw-underground { position: absolute; left: 0; right: 0; top: 0; bottom: 0; background: rgba(20, 20, 18, 0.1); pointer-events: none; }
body.is-basement .tw-underground { background: rgba(20, 20, 18, 0.24); }
.tw-groundline { position: absolute; left: -4px; right: -4px; top: 0; height: 0; border-top: 2px solid rgba(20, 20, 18, 0.5); }
.tw-b1 {
  display: flex; align-items: center; justify-content: center; margin-top: 6px;
  width: 30px; height: 22px; pointer-events: auto; text-decoration: none;
  border: 1px solid rgba(20, 20, 18, 0.4); background: rgba(20, 20, 18, 0.72);
  color: rgba(255, 255, 255, 0.85); font-family: "Hanken Grotesk", sans-serif;
  font-size: 11px; font-weight: 600; letter-spacing: 0.04em;
  transition: background 0.15s var(--ease), border-color 0.15s var(--ease), color 0.15s var(--ease);
}
.tw-b1:hover, .tw-b1:focus-visible { background: #0a0a0a; border-color: var(--accent); color: var(--accent); }
body.is-basement .tw-b1 { background: #0a0a0a; border-color: var(--accent); color: var(--accent); }

/* --- 地下フロアのモバイル見出しバッジ（≤780px：白枠に） --- */
@media (max-width: 780px) {
  .basement .sec-label .fl-badge { border-color: rgba(244, 243, 238, 0.5); color: #f4f3ee; }
  .basement .sec-label .fl-badge.lit { background: var(--accent); color: #0a0a0a; border-color: var(--accent); }
  .basement .sec-label .fl-en { color: rgba(244, 243, 238, 0.6); }
  .pod { flex-wrap: wrap; }
  .pod-time { width: 100%; text-align: right; }
  /* 誌面：モバイルは1カラムに */
  .mag-grid { grid-template-columns: 1fr; gap: 40px; }
  .mag-audio { grid-template-columns: 1fr; gap: 20px; }
  .mag-eye--audio { max-width: 320px; }
  .mag-row-thumb { width: 92px; }
}

/* ==========================================================================
   2F PLAYGROUND（遊び場）＋ B1 部屋名
   ========================================================================== */
.play-lead { max-width: 40em; font-size: 1rem; line-height: 1.9; color: var(--ink); margin-bottom: 40px; }
.play-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.play-card {
  display: block; text-decoration: none; color: var(--ink);
  border: 1px solid rgba(20, 20, 18, 0.14);
  transition: border-color 0.2s var(--ease);
}
.play-card:hover, .play-card:focus { border-color: var(--ink); }
.play-thumb { display: block; aspect-ratio: 1200 / 630; overflow: hidden; background: #0d0d0c; }
.play-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.5s var(--ease); }
.play-card:hover .play-thumb img, .play-card:focus .play-thumb img { transform: scale(1.03); }
.play-body { display: block; padding: 22px 22px 26px; }
.play-title { display: block; font-size: 1.15rem; font-weight: 600; letter-spacing: 0.02em; line-height: 1.5; }
.play-ext {
  display: inline-block; margin-left: 8px; font-family: "Hanken Grotesk", sans-serif; font-weight: 600;
  color: var(--ink-soft); transition: background 0.15s var(--ease), color 0.15s var(--ease); padding: 0 3px;
}
.play-card:hover .play-ext, .play-card:focus .play-ext { background: var(--accent); color: var(--ink); }
.play-desc { display: block; margin-top: 12px; font-size: 0.9rem; line-height: 1.9; color: var(--ink-soft); }
@media (max-width: 640px) { .play-grid { grid-template-columns: 1fr; gap: 24px; } }

/* B1 部屋名（地下室） */
.basement .b-room { color: #f4f3ee; margin-bottom: 30px; }