/* ============ 契約ライフサイクル管理システム 共通スタイル ============ */
:root {
  --primary: #1e5aa8;
  --primary-dark: #164680;
  --primary-light: #e8f0fa;
  --danger: #c62828;
  --warning: #ef6c00;
  --success: #2e7d32;
  --gray-1: #f5f7fa;
  --gray-2: #e4e9f0;
  --gray-3: #c3ccd8;
  --gray-6: #5a6676;
  --gray-8: #2b3440;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(20, 30, 50, .1);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic UI", Meiryo, sans-serif;
  background: var(--gray-1);
  color: var(--gray-8);
  font-size: 14px;
  line-height: 1.6;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- ヘッダー・ナビ ---------- */
.header {
  background: var(--primary-dark);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: 52px;
  box-shadow: var(--shadow);
}
.header .brand { font-weight: bold; font-size: 16px; color: #fff; }
.header .user-info { font-size: 12px; display: flex; align-items: center; gap: 12px; }
.header .user-info form { display: inline; }
/* ヘッダーの取扱会社の切り替え(ITC / LDE) */
.header .company-switch {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-right: 12px;
  border-right: 1px solid rgba(255, 255, 255, .25);
}
.header .company-switch label { color: rgba(255, 255, 255, .75); font-size: 11px; }
.header .company-switch select {
  background: rgba(255, 255, 255, .12);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, .35);
  border-radius: 3px;
  padding: 3px 6px;
  font-size: 12px;
  max-width: 220px;
}
/* 選択肢はOSの配色で描かれるため、文字色を明示しないと読めなくなる */
.header .company-switch select option { color: #222; background: #fff; }
.nav {
  background: #fff;
  border-bottom: 1px solid var(--gray-2);
  padding: 0 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
}
.nav a {
  padding: 10px 14px;
  color: var(--gray-6);
  font-weight: 500;
  border-bottom: 3px solid transparent;
}
.nav a:hover { text-decoration: none; color: var(--primary); background: var(--primary-light); }
.nav a.active { color: var(--primary); border-bottom-color: var(--primary); }

/* ドロップダウンメニュー */
.nav .dropdown { position: relative; }
.nav .dropdown > .dropdown-toggle {
  display: block;
  padding: 10px 14px;
  color: var(--gray-6);
  font-weight: 500;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}
.nav .dropdown:hover > .dropdown-toggle { color: var(--primary); background: var(--primary-light); }
.nav .dropdown.active > .dropdown-toggle { color: var(--primary); border-bottom-color: var(--primary); }
.nav .dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 50;
  min-width: 220px;
  background: #fff;
  border: 1px solid var(--gray-2);
  border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: 0 4px 14px rgba(20, 30, 50, .14);
  padding: 6px 0;
}
.nav .dropdown:hover .dropdown-menu, .nav .dropdown:focus-within .dropdown-menu { display: block; }
.nav .dropdown-menu a {
  display: block;
  padding: 9px 16px;
  border-bottom: none;
  font-weight: 400;
}
.nav .dropdown-menu a:hover { background: var(--primary-light); }
.nav .dropdown-menu .divider { height: 1px; background: var(--gray-2); margin: 6px 0; }
.nav .dropdown-menu .group-label { padding: 6px 16px 2px; font-size: 11px; color: var(--gray-3); font-weight: 600; }

.container { max-width: 1280px; margin: 20px auto; padding: 0 20px; }
.page-title { font-size: 20px; margin: 0 0 16px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

/* ---------- カード ---------- */
.card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  margin-bottom: 20px;
}
.card h2 { font-size: 15px; margin: 0 0 12px; padding-bottom: 8px; border-bottom: 2px solid var(--primary-light); color: var(--primary-dark); }

/* ---------- 統計カード ---------- */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; margin-bottom: 20px; }
.stat-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 14px 16px; border-left: 4px solid var(--primary); }
.stat-card.warn { border-left-color: var(--warning); }
.stat-card.danger { border-left-color: var(--danger); }
.stat-card.success { border-left-color: var(--success); }
.stat-card .label { font-size: 12px; color: var(--gray-6); }
.stat-card .value { font-size: 24px; font-weight: bold; }
.stat-card .value small { font-size: 13px; font-weight: normal; color: var(--gray-6); }
/* 承認・不一致のカードは押せる。リンクにしても文字色を数値カードのまま保つ */
a.stat-card { display: block; text-decoration: none; color: inherit; }
a.stat-card:hover { box-shadow: 0 2px 8px rgba(0, 0, 0, .16); }
a.stat-card:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

/* ---------- テーブル ---------- */
.table-wrap { overflow-x: auto; }
table.list { width: 100%; border-collapse: collapse; background: #fff; }
table.list th {
  background: var(--gray-1);
  text-align: left;
  padding: 9px 10px;
  font-size: 12px;
  color: var(--gray-6);
  border-bottom: 2px solid var(--gray-2);
  white-space: nowrap;
}
table.list td { padding: 9px 10px; border-bottom: 1px solid var(--gray-2); vertical-align: middle; }
table.list tr:hover td { background: var(--primary-light); }
table.list .num { text-align: right; font-variant-numeric: tabular-nums; }

/* ---------- バッジ ---------- */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
  background: var(--gray-2);
  color: var(--gray-6);
}
.badge.blue { background: #e3f0fd; color: #1565c0; }
.badge.green { background: #e6f4e8; color: #2e7d32; }
.badge.orange { background: #fdeede; color: #ef6c00; }
.badge.red { background: #fde5e5; color: #c62828; }
.badge.gray { background: var(--gray-2); color: var(--gray-6); }
.badge.purple { background: #efe6fb; color: #6a3ab2; }

/* ---------- フォーム ---------- */
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px 20px; }
.form-group { display: flex; flex-direction: column; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-size: 12px; font-weight: 600; color: var(--gray-6); margin-bottom: 4px; }
.form-group label .req { color: var(--danger); margin-left: 3px; }
input[type=text], input[type=email], input[type=password], input[type=date], input[type=number], select, textarea {
  padding: 8px 10px;
  border: 1px solid var(--gray-3);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  background: #fff;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary-light); border-color: var(--primary); }
.checkbox-line { display: flex; align-items: center; gap: 6px; padding: 8px 0; }
.form-actions { margin-top: 18px; display: flex; gap: 10px; }

/* ---------- ボタン ---------- */
.btn {
  display: inline-block;
  padding: 8px 18px;
  border-radius: 6px;
  border: 1px solid transparent;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  background: var(--primary);
  color: #fff;
  text-decoration: none;
}
.btn:hover { background: var(--primary-dark); text-decoration: none; color: #fff; }
.btn.secondary { background: #fff; color: var(--gray-6); border-color: var(--gray-3); }
.btn.secondary:hover { background: var(--gray-1); }
.btn.danger { background: #fff; color: var(--danger); border-color: var(--danger); }
.btn.danger:hover { background: var(--danger); color: #fff; }
.btn.small { padding: 4px 10px; font-size: 12px; }

/* ---------- フラッシュ・エラー ---------- */
.flash { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 16px; font-weight: 500; }
.flash.success { background: #e6f4e8; color: #205723; border: 1px solid #b5dcb9; }
.flash.error { background: #fde5e5; color: #8e1c1c; border: 1px solid #f3b8b8; }
.flash.warning { background: #fdf3df; color: #7a5312; border: 1px solid #ebd39a; }
.flash ul { margin: 4px 0 0; padding-left: 20px; }

/* ---------- 検索フォーム ---------- */
.search-form { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end; }
.search-form .form-group { min-width: 150px; }
.search-form .form-group.wide { min-width: 240px; }

/* ---------- ページネーション ---------- */
.pagination-wrap { margin-top: 14px; display: flex; justify-content: center; }
.pagination-wrap nav { font-size: 13px; }

/* ---------- ログイン ---------- */
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, var(--primary-dark), var(--primary)); }
.login-box { background: #fff; border-radius: 12px; padding: 36px; width: 380px; box-shadow: 0 8px 30px rgba(0,0,0,.25); }
.login-box h1 { font-size: 18px; text-align: center; margin: 0 0 24px; color: var(--primary-dark); }
.login-box .form-group { margin-bottom: 14px; }
.login-box .btn { width: 100%; padding: 11px; font-size: 14px; }

/* ---------- 詳細画面 ---------- */
.detail-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 10px 24px; }
.detail-item .dt { font-size: 11px; color: var(--gray-6); }
.detail-item .dd { font-size: 14px; font-weight: 500; min-height: 20px; }
.detail-item .dd.large { font-size: 17px; }

/* ---------- カテゴリツリー ---------- */
.cat-tree { list-style: none; padding-left: 0; }
.cat-tree ul { list-style: none; padding-left: 26px; }
.cat-tree li { padding: 4px 0; }
.cat-node { display: flex; align-items: center; gap: 8px; }
.cat-node .name { font-weight: 500; }
.cat-node.inactive .name { color: var(--gray-3); text-decoration: line-through; }
.cat-node form { display: inline-flex; gap: 4px; align-items: center; margin: 0; }

.muted { color: var(--gray-6); font-size: 12px; }
.text-danger { color: var(--danger); }
.mb-0 { margin-bottom: 0; }
.inline-form { display: inline; }