:root { --navbar-h: 52px; --sidebar-w: 200px; }

body { padding-top: var(--navbar-h); }

/* ── layout ── */
#layout {
  display: flex;
  min-height: calc(100vh - var(--navbar-h));
}

/* ── sidebar ── */
#sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  position: sticky;
  top: var(--navbar-h);
  height: calc(100vh - var(--navbar-h));
  overflow-y: auto;
  background: #f8f9fa;
  border-right: 1px solid #dee2e6;
  padding: 12px 0;
}
#sidebar .nav-link {
  color: #495057;
  font-size: 0.85rem;
  padding: 6px 16px;
  border-left: 3px solid transparent;
  white-space: normal;
  line-height: 1.3;
}
#sidebar .nav-link:hover { background: #e9ecef; }
#sidebar .nav-link.active {
  color: #0d6efd;
  font-weight: 600;
  border-left-color: #0d6efd;
  background: #e7f3ff;
}
#sidebar-title {
  font-size: 0.72rem;
  font-weight: 600;
  color: #6c757d;
  text-transform: uppercase;
  padding: 0 16px 8px;
  letter-spacing: 0.05em;
}

/* ── main content ── */
#main { flex: 1; min-width: 0; }

/* ── sticky toolbar ── */
#toolbar {
  position: sticky;
  top: var(--navbar-h);
  z-index: 800;
  background: #fff;
  border-bottom: 1px solid #dee2e6;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
#search { flex: 1 1 200px; max-width: 360px; }
#search-count { font-size: 0.8rem; color: #6c757d; white-space: nowrap; }

/* ── section headers ── */
.section-toggle {
  width: 100%;
  text-align: left;
  background: #343a40;
  color: #fff;
  border: none;
  padding: 10px 16px;
  font-size: 0.95rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  border-radius: 4px;
}
.section-toggle:hover { background: #495057; }
.section-toggle .chevron { transition: transform 0.2s; font-size: 0.7rem; }
.section-toggle.collapsed .chevron { transform: rotate(-90deg); }

/* ── skill tables ── */
.skill-table { font-size: 0.85rem; margin-bottom: 0; }
.skill-table thead th { background: #f8f9fa; white-space: nowrap; }
.skill-table td { vertical-align: middle; }

.skill-level { color: #e6a817; font-weight: bold; white-space: nowrap; }

.phase-header {
  background: #6c757d;
  color: #fff;
  padding: 5px 12px;
  border-radius: 4px;
  font-size: 0.85rem;
  margin-top: 12px;
}
.super-group-header {
  background: #e9ecef;
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 0.82rem;
  color: #495057;
  font-weight: 600;
  margin-top: 8px;
}

.accordion-button { font-size: 0.88rem; }
.accordion-button:not(.collapsed) { background-color: #e7f3ff; }

.badge-bz  { background-color: #fd7e14; }
.badge-ds  { background-color: #0d6efd; }
.badge-de  { background-color: #198754; }
.badge-vc  { background-color: #6f42c1; }
.badge-req { background-color: #dc3545; }

.skill-row.hidden     { display: none; }
.accordion-item.hidden { display: none; }
.section-block.hidden  { display: none; }

/* ── mobile ── */
@media (max-width: 768px) {
  :root { --sidebar-w: 0px; }
  #sidebar { display: none; }

  /* テーブル → カードレイアウト */
  .table-responsive { overflow-x: visible; }
  .skill-table,
  .skill-table tbody { display: block; }
  .skill-table thead { display: none; }

  .skill-table tr {
    display: block;
    border: 1px solid #dee2e6;
    border-radius: 6px;
    margin-bottom: 8px;
    padding: 8px 10px;
    background: #fff;
  }

  /* デフォルトは非表示 */
  .skill-table td {
    display: none;
    border: none;
    padding: 2px 0;
  }

  /* レベル + サブカテゴリ: 1行目・小さめ */
  .skill-table td[data-label="レベル"] {
    display: inline;
    font-size: 0.82rem;
    margin-right: 6px;
  }
  .skill-table td[data-label="サブカテゴリ"] {
    display: inline;
    font-size: 0.82rem;
    color: #6c757d;
  }

  /* チェック項目: 2行目・メインテキスト */
  .skill-table td[data-label="チェック項目"] {
    display: block;
    padding: 4px 0 2px;
    font-size: 0.9rem;
  }

  /* 関連・必須バッジ */
  .skill-table td[data-label="関連"],
  .skill-table td[data-label="必須"] {
    display: inline-block;
    margin-right: 4px;
  }

  /* value_creation */
  .skill-table td[data-label="スキル定義"] {
    display: block;
    font-size: 0.78rem;
    color: #6c757d;
    padding: 3px 0 1px;
  }
  .skill-table td[data-label="★見習い"],
  .skill-table td[data-label="★★一人前"],
  .skill-table td[data-label="★★★棟梁"] {
    display: block;
    font-size: 0.82rem;
    padding: 2px 0;
  }
  .skill-table td[data-label="★見習い"]::before   { content: "★ 見習い：";   color: #e6a817; font-weight: bold; }
  .skill-table td[data-label="★★一人前"]::before  { content: "★★ 一人前：";  color: #e6a817; font-weight: bold; }
  .skill-table td[data-label="★★★棟梁"]::before  { content: "★★★ 棟梁："; color: #e6a817; font-weight: bold; }
  .skill-table td[data-label="DS"],
  .skill-table td[data-label="DE"] {
    display: inline-block;
    margin-right: 4px;
  }
}