/* admin.css ではヘッダーを上書きしない（indexと共通にするため） */
body.admin .site-header,
body.admin .site-header *{
  all: unset;
}

/* ===== ヘッダーを index と同じ見た目に固定（admin.css 側の上書きを無効化） ===== */
body.admin .site-header{
    background:#1F2C5C;
    position: sticky;
    top: 0;
    z-index: 9999;
  }
  
  body.admin .site-header__inner{
    max-width:1100px;
    margin:0 auto;
    padding:18px;
    display:flex;
    align-items:center;
    gap:24px;
  }
  
  body.admin .site-header__nav{
    display:flex;
    align-items:center;
    gap:28px;
    margin-left:auto;
  }
  
  body.admin .site-header__actions{
    display:flex;
    align-items:center;
    gap:14px;
    margin-left:14px;
  }
  

:root{
    --navy:#1F2C5C;
    --navy2:#0F1B3D;
    --card: rgba(255,255,255,.05);
    --line: rgba(255,255,255,.12);
    --text: #fff;
    --muted: rgba(255,255,255,.75);
    --shadow: 0 14px 34px rgba(0,0,0,.25);
  }
  
  *{ box-sizing:border-box; }
  
  body.admin{
    margin:0;
    font-family:"Noto Sans JP", sans-serif;
    background: var(--navy2);
    color: var(--text);
  }
  
  /* ヘッダーがfixedの場合は必要に応じて */
  body.admin{ padding-top: 88px; }
  
  .admin-main{
    padding: 28px 0 80px;
  }
  
  .admin-wrap{
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 18px;
  }
  
  .admin-grid{
    display:grid;
    grid-template-columns: 520px 1fr; /* 左フォーム / 右一覧 */
    gap: 22px;
    align-items:start;
  }
  
  .admin-card{
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 16px;
    box-shadow: var(--shadow);
    overflow:hidden;
  }
  
  .admin-card__head{
    padding: 18px 18px 14px;
    border-bottom: 1px solid var(--line);
    background: rgba(255,255,255,.03);
  }
  
  .admin-card__ttl{
    margin:0;
    font-size: 18px;
    font-weight: 800;
  }
  
  .admin-card__sub{
    margin: 6px 0 0;
    font-size: 12px;
    color: var(--muted);
  }
  
  .admin-card__body{
    padding: 16px 18px 18px;
  }
  
  /* アラート */
  .admin-alert{
    border-radius: 14px;
    padding: 12px 14px;
    margin-bottom: 18px;
    border: 1px solid var(--line);
    background: rgba(255,255,255,.04);
  }
  .admin-alert--ok{ border-color: rgba(80,200,140,.35); }
  .admin-alert--ng{ border-color: rgba(255,80,80,.35); }
  .admin-alert__ttl{ font-weight:800; margin-bottom: 6px; }
  .admin-alert__list{ margin:0; padding-left: 18px; }
  
  /* フォーム */
  .admin-form{ display:block; }
  
  .admin-row{
    display:grid;
    gap: 12px;
    margin-bottom: 12px;
  }
  .admin-row--3{ grid-template-columns: repeat(3, minmax(0,1fr)); }
  .admin-row--2{ grid-template-columns: repeat(2, minmax(0,1fr)); }
  
  .admin-field{
    display:block;
    margin-bottom: 12px;
  }
  
  .admin-label{
    display:block;
    font-size: 12px;
    font-weight: 800;
    margin-bottom: 8px;
    color: rgba(255,255,255,.9);
  }
  
  .admin-help{
    display:block;
    margin-top: 6px;
    font-size: 11px;
    color: var(--muted);
  }
  
  .admin-field input[type="text"],
  .admin-field select,
  .admin-field textarea,
  .admin-field input[type="file"]{
    width:100%;
  }
  
  .admin-field input[type="text"],
  .admin-field select,
  .admin-field textarea{
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,.18);
    background: rgba(10,18,35,.35);
    color: #fff;
    outline: none;
  }
  
  .admin-field input[type="text"]::placeholder,
  .admin-field textarea::placeholder{
    color: rgba(255,255,255,.45);
  }
  
  .admin-field textarea{
    resize: vertical;
    min-height: 92px;
  }
  
  /* ボタン */
  .admin-actions{ margin-top: 8px; }
  
  .admin-btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    height: 40px;
    padding: 0 14px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,.22);
    background: rgba(255,255,255,.06);
    color:#fff;
    font-weight: 800;
    cursor:pointer;
  }
  
  .admin-btn--primary{
    background:#fff;
    color: var(--navy);
    border-color:#fff;
  }
  
  .admin-btn--danger{
    background: rgba(255,80,80,.12);
    border-color: rgba(255,80,80,.28);
  }
  
  /* テーブル */
  .admin-tableWrap{
    overflow:auto;
    border-radius: 12px;
    border: 1px solid var(--line);
  }
  
  .admin-table{
    width:100%;
    border-collapse: collapse;
    min-width: 760px; /* 横スクロール許容 */
    background: rgba(10,18,35,.20);
  }
  
  .admin-table th,
  .admin-table td{
    padding: 12px 12px;
    border-bottom: 1px solid rgba(255,255,255,.08);
    vertical-align: top;
    font-size: 13px;
  }
  
  .admin-table th{
    position: sticky;
    top: 0;
    background: rgba(15,27,61,.95);
    z-index: 1;
    text-align:left;
    font-weight: 800;
  }
  
  .admin-empty{
    text-align:center;
    padding: 28px 12px;
    color: var(--muted);
  }
  
  .admin-title{
    font-weight: 800;
    margin-bottom: 6px;
  }
  
  .admin-links a{
    color:#fff;
    opacity:.9;
    text-decoration:none;
  }
  .admin-links a:hover{ text-decoration:underline; }
  .admin-dot{ opacity:.6; padding:0 6px; }
  
  .admin-by{ font-size: 12px; opacity:.8; margin-top: 4px; }
  .admin-thumbName{ font-size: 12px; opacity:.8; margin-top: 6px; }
  
  /* バッジ */
  .admin-badge{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    padding: 4px 10px;
    border-radius: 999px;
    font-weight: 800;
    font-size: 12px;
    border: 1px solid rgba(255,255,255,.22);
    background: rgba(255,255,255,.06);
  }
  .admin-badge--pdf{ border-color: rgba(120,190,255,.35); }
  .admin-badge--site{ border-color: rgba(255,220,120,.35); }
  
  /* レスポンシブ */
  @media (max-width: 1100px){
    .admin-grid{ grid-template-columns: 1fr; }
    .admin-row--3{ grid-template-columns: 1fr; }
    .admin-row--2{ grid-template-columns: 1fr; }
  }