/* ============================================================
     レオパレス21 キャリア採用サイト
     「会社紹介動画」セクション — Web公開版
     - 表示幅：1200px
     - 初期3本、4本以上で「さらに表示」ボタン、開いた後は「閉じる」表示
     ============================================================ */
  :root{
    --navy:#1a3a7e;
    --navy-deep:#0f2555;
    --blue:#2a72d0;
    --sky:#eef3fa;
    --ink:#1a1a1a;
    --ink-2:#4a5060;
    --muted:#8a91a3;
    --line:#e5e8ef;
    --line-2:#eef0f5;
    --bg:#ffffff;
    --bg-alt:#f7f8fb;
    --stage-w:1200px;
  }
  *{box-sizing:border-box}
  html,body{margin:0; padding:0}
  body{
    font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;
    color:var(--ink);
    background:#fff;
    -webkit-font-smoothing:antialiased;
    line-height:1.85;
    font-size:15px;
  }
  a{color:inherit; text-decoration:none}
  img{display:block; max-width:100%}
  button{font-family:inherit}

  /* --- セクション本体 --- */
  .video-section{
    width:var(--stage-w);
    max-width:100%;
    margin:0 auto;
    padding:80px 80px;
    background:#fff;
  }

  /* --- セクション見出し --- */
  .video-heading{
    text-align:center;
    margin:0 auto 48px;
  }
  .video-heading .ja{
    font-size:28px;
    font-weight:900;
    letter-spacing:.06em;
    color:var(--navy-deep);
    margin:0 0 12px;
    line-height:1.5;
  }
  .video-heading .en{
    font-family:"Barlow",sans-serif;
    font-weight:600;
    letter-spacing:.28em;
    color:var(--blue);
    font-size:12px;
    display:inline-flex;
    align-items:center;
    gap:14px;
  }
  .video-heading .en::before,
  .video-heading .en::after{
    content:"";
    width:32px;
    height:1px;
    background:var(--blue);
  }
  .video-heading .lede{
    font-size:14px;
    color:var(--ink-2);
    margin:18px auto 0;
    max-width:640px;
    line-height:2;
  }

  /* --- メイン動画 --- */
  .video-main{
    position:relative;
    margin:0 0 12px;
    background:#000;
    overflow:hidden;
    cursor:pointer;
  }
  .video-main .thumb{
    position:relative;
    aspect-ratio:16/9;
  }
  .video-main .thumb img{
    width:100%; height:100%; object-fit:cover;
    transition:transform .5s;
  }
  .video-main:hover .thumb img{transform:scale(1.03)}
  .video-main .veil{
    position:absolute; inset:0;
    background:linear-gradient(180deg, rgba(15,37,85,0) 55%, rgba(15,37,85,.7) 100%);
  }
  .video-main .play{
    position:absolute; inset:0;
    display:grid; place-items:center;
    pointer-events:none;
  }
  .play-btn{
    width:82px; height:82px;
    border-radius:50%;
    background:#fff; color:var(--navy);
    display:grid; place-items:center;
    box-shadow:0 20px 50px -10px rgba(15,37,85,.6);
    transition:transform .3s;
  }
  .video-main:hover .play-btn{transform:scale(1.08)}
  .play-btn svg{width:28px; height:28px; margin-left:4px}
  .video-main .caption{
    position:absolute;
    left:32px; bottom:28px; right:32px;
    color:#fff;
    display:flex; align-items:flex-end;
    justify-content:space-between; gap:20px;
    z-index:2;
  }
  .video-main .caption .sub{
    font-family:"Barlow",sans-serif;
    font-size:12px; letter-spacing:.14em;
    opacity:.85; margin-bottom:6px;
  }
  .video-main .caption .ttl{
    font-size:22px; font-weight:900;
    letter-spacing:.04em;
    margin:0; line-height:1.45;
  }
  .video-main .caption .time{
    font-family:"Barlow",sans-serif;
    font-weight:700; letter-spacing:.1em;
    padding:6px 12px;
    border:1px solid rgba(255,255,255,.5);
    font-size:11px;
    flex-shrink:0;
  }
  .shoot-note{
    margin:20px 0 0;
    font-size:12px;
    color:var(--muted);
    letter-spacing:.08em;
  }

  /* --- 関連動画見出し --- */
  .related-header{
    margin:56px 0 24px;
    display:flex; align-items:baseline;
    gap:16px; flex-wrap:wrap;
  }
  .related-header .ttl-wrap{
    display:flex; align-items:baseline; gap:12px;
  }
  .related-header .ja{
    font-size:17px; font-weight:900;
    color:var(--navy-deep); letter-spacing:.06em;
  }
  .related-header .en{
    font-family:"Barlow",sans-serif;
    font-size:11px; letter-spacing:.24em;
    color:var(--blue); font-weight:700;
  }
  .related-header .count{
    background:var(--sky); color:var(--navy);
    font-family:"Barlow",sans-serif;
    font-size:10px; font-weight:700; letter-spacing:.14em;
    padding:3px 8px;
  }
  .related-header .rule{
    flex:1; height:1px; background:var(--line);
    min-width:20px;
  }

  /* --- カテゴリフィルター --- */
  .related-filter{
    display:flex; gap:6px; flex-wrap:wrap;
    margin-bottom:24px;
  }
  .related-filter button{
    appearance:none; background:#fff;
    border:1px solid var(--line); color:var(--ink-2);
    padding:8px 16px; font-size:12px; font-weight:700;
    letter-spacing:.06em; cursor:pointer;
    transition:all .18s;
  }
  .related-filter button:hover{
    border-color:var(--navy); color:var(--navy);
  }
  .related-filter button.active{
    background:var(--navy); color:#fff; border-color:var(--navy);
  }
  .related-filter .num{
    font-family:"Barlow",sans-serif;
    color:var(--muted); margin-left:6px; font-size:11px;
  }
  .related-filter button.active .num{color:#8fb0ff}

  /* --- サブ動画グリッド --- */
  .related-grid{
    display:grid;
    grid-template-columns:repeat(3, 1fr);
    gap:32px 24px;
  }
  .related-grid .card{
    display:block;
    cursor:pointer;
    transition:transform .2s;
  }
  .related-grid .card:hover{transform:translateY(-3px)}
  .related-grid .card .thumb{
    position:relative;
    aspect-ratio:16/9;
    overflow:hidden;
    background:#0f2555;
  }
  .related-grid .card .thumb img{
    width:100%; height:100%; object-fit:cover;
    transition:transform .5s;
  }
  .related-grid .card:hover .thumb img{transform:scale(1.05)}
  .related-grid .card .veil{
    position:absolute; inset:0;
    background:linear-gradient(180deg, rgba(15,37,85,0) 55%, rgba(15,37,85,.5) 100%);
  }
  .related-grid .card .play{
    position:absolute; inset:0;
    display:grid; place-items:center;
    pointer-events:none;
  }
  .related-grid .card .play .play-btn{width:52px; height:52px}
  .related-grid .card .play .play-btn svg{width:16px; height:16px; margin-left:3px}
  .related-grid .card .duration{
    position:absolute; right:8px; bottom:8px;
    background:rgba(15,37,85,.85); color:#fff;
    font-family:"Barlow",sans-serif;
    font-size:10px; font-weight:700; letter-spacing:.06em;
    padding:3px 7px;
  }
  .related-grid .card .body{
    padding:14px 4px 0;
  }
  .related-grid .card .cat{
    font-family:"Barlow",sans-serif;
    font-size:10px; letter-spacing:.22em;
    color:var(--blue); font-weight:700;
    margin-bottom:6px;
    display:flex; align-items:center; gap:8px;
  }
  .related-grid .card .cat .divider{
    width:16px; height:1px; background:var(--blue);
  }
  .related-grid .card .ttl{
    font-size:14px; font-weight:900;
    color:var(--navy-deep); letter-spacing:.03em;
    line-height:1.55;
    margin:0 0 6px;
    display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical;
    overflow:hidden;
    transition:-webkit-line-clamp .25s ease;
  }
  .related-grid .card .desc{
    font-size:11.5px; color:var(--ink-2);
    line-height:1.7; margin:0 0 8px;
    display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical;
    overflow:hidden;
    transition:color .2s ease;
  }
  /* ホバー時に説明文を全文展開（タイトルも展開） */
  .related-grid .card:hover .ttl,
  .related-grid .card:focus-within .ttl{
    -webkit-line-clamp:unset;
    display:block;
  }
  .related-grid .card:hover .desc,
  .related-grid .card:focus-within .desc{
    -webkit-line-clamp:unset;
    display:block;
    color:var(--ink);
  }
  .related-grid .card .meta{
    padding-top:8px;
    border-top:1px solid var(--line-2);
    display:flex; align-items:center; gap:10px;
    font-size:10.5px; color:var(--muted); letter-spacing:.08em;
  }
  .related-grid .card .meta .host{
    font-family:"Barlow",sans-serif;
    font-weight:700; color:var(--navy);
    letter-spacing:.14em; font-size:10px;
  }
  .related-grid .card .meta .ext svg{width:10px; height:10px}

  /* --- 「該当なし」表示 --- */
  .related-empty{
    grid-column:1/-1;
    padding:60px 20px;
    text-align:center;
    color:var(--muted);
    font-size:13px;
    letter-spacing:.06em;
    line-height:1.9;
  }
  .related-empty .icon{
    display:block;
    font-family:"Barlow",sans-serif;
    font-size:11px; font-weight:700;
    letter-spacing:.24em; color:var(--blue);
    margin-bottom:10px;
  }

  /* --- 「さらに表示」「閉じる」ボタン --- */
  .related-actions{
    margin-top:36px;
    display:flex; justify-content:center; gap:12px;
    flex-wrap:wrap;
  }
  .related-actions button{
    appearance:none;
    display:inline-flex; align-items:center; gap:12px;
    padding:14px 32px;
    font-size:12px; font-weight:700;
    letter-spacing:.2em;
    cursor:pointer;
    transition:all .2s;
  }
  .related-more{
    background:#fff;
    border:1px solid var(--navy);
    color:var(--navy);
  }
  .related-more:hover{
    background:var(--navy); color:#fff;
  }
  .related-more .arrow{
    font-family:"Barlow",sans-serif; font-weight:800;
    transition:transform .2s;
  }
  .related-more:hover .arrow{transform:translateY(2px)}

  .related-actions .related-close{
    background:#fff;
    border:1px solid var(--line);
    color:var(--ink-2);
    display:none;
  }
  .related-close:hover{
    border-color:var(--navy);
    color:var(--navy);
  }
  .related-close .arrow{
    font-family:"Barlow",sans-serif; font-weight:800;
    transition:transform .2s;
  }
  .related-close:hover .arrow{transform:translateY(-2px)}
  .related-actions.is-expanded .related-close{display:inline-flex}

  /* --- プレースホルダーサムネ（Box動画/未公開動画用） --- */
  .thumb-ph{
    width:100%; height:100%;
    position:relative; overflow:hidden;
    display:grid; place-items:center; color:#fff;
  }
  .thumb-ph.blue{background:linear-gradient(140deg, #0f2555 0%, #1a3a7e 55%, #2a72d0 100%)}
  .thumb-ph.slate{background:linear-gradient(140deg, #223047 0%, #3a4b6b 55%, #6b7d9f 100%)}
  .thumb-ph.warm{background:linear-gradient(140deg, #1a3a7e 0%, #4a4788 55%, #8b6bbf 100%)}
  .thumb-ph.teal{background:linear-gradient(140deg, #0e3b47 0%, #205e70 55%, #3a8ba0 100%)}
  .thumb-ph::before{
    content:""; position:absolute; inset:0;
    background:repeating-linear-gradient(-45deg, rgba(255,255,255,0) 0 20px, rgba(255,255,255,.04) 20px 40px);
  }
  .thumb-ph::after{
    content:""; position:absolute;
    right:-20px; top:-20px;
    width:140px; height:140px; border-radius:50%;
    background:radial-gradient(circle, rgba(180,210,255,.25), transparent 70%);
  }
  .thumb-ph .inner{
    position:relative; z-index:2;
    text-align:center; padding:12px;
  }
  .thumb-ph .cat{
    font-family:"Barlow",sans-serif; font-size:10px;
    letter-spacing:.28em; color:#a9c6ff;
    font-weight:700; margin-bottom:6px;
  }
  .thumb-ph .ttl{font-size:15px; font-weight:900; letter-spacing:.06em}
  .thumb-ph .sub{
    font-size:9px; opacity:.7; margin-top:6px;
    letter-spacing:.22em; font-family:"Barlow",sans-serif;
  }

  /* --- モーダル --- */
  .video-modal{
    position:fixed; inset:0; z-index:9999;
    display:none;
    background:rgba(4,10,30,.9);
    backdrop-filter:blur(6px);
    align-items:center; justify-content:center;
    padding:24px;
  }
  .video-modal.is-open{display:flex}
  .video-modal__inner{
    width:min(1080px, 100%);
    aspect-ratio:16/9;
    position:relative;
    background:#000; overflow:hidden;
  }
  .video-modal__inner iframe{width:100%; height:100%; border:0}
  .video-modal__close{
    position:absolute; top:-42px; right:0;
    color:#fff; background:none; border:none;
    font-size:11px; cursor:pointer;
    letter-spacing:.24em;
    display:flex; align-items:center; gap:10px;
  }
  .video-modal__close svg{width:14px; height:14px}

  /* --- レスポンシブ --- */
  @media (max-width:900px){
    .video-section{padding:48px 20px}
    .video-heading .ja{font-size:22px}
    .video-main .caption{
      position:static;
      padding:20px;
      background:var(--navy-deep);
      color:#fff;
      flex-direction:column;
      align-items:flex-start;
      gap:12px;
    }
    .video-main .caption .time{border-color:rgba(255,255,255,.4)}
    .related-grid{grid-template-columns:1fr 1fr; gap:24px 16px}
  }
  @media (max-width:560px){
    .related-grid{grid-template-columns:1fr; gap:28px}
    .related-actions{flex-direction:column-reverse; align-items:stretch}
    .related-actions button{justify-content:center}
  }