/* ============================================
   简尹科技管理后台 - FT 金融时报风格
   米色 + 深蓝 + 衬线 + 红酒红 + 数字等宽
   ============================================ */
:root {
  --bg: #f5f0e8;
  --card: #fdfbf6;
  --bg-3: #ebe5d6;
  --bg-4: #faf7ed;
  --ink: #0a2540;
  --ink-2: #2c3e50;
  --ink-3: #6c7a89;
  --ink-4: #9aa6b1;
  --brand: #990000;
  --brand-hover: #b30000;
  --brand-soft: #fdf2f0;
  --brand-line: #e8c4bf;
  --gold: #c9a961;
  --line: #d4cdb8;
  --line-2: #e8e1cf;
  --line-3: #f0ead9;
  --serif: 'Source Serif Pro', 'Songti SC', 'STSong', 'Noto Serif CJK SC', Georgia, 'Times New Roman', serif;
  --sans: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  --mono: 'SF Mono', 'Cascadia Code', 'JetBrains Mono', 'Roboto Mono', Consolas, 'Courier New', monospace;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--sans); font-size: 14px; line-height: 1.6; }
a { color: var(--ink); }
a:hover { color: var(--brand); }

/* ====== 登录页 ====== */
.login-body { background: var(--bg); display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 20px; }
.login-box { background: var(--card); padding: 56px 44px 44px; border: 1px solid var(--line); width: 380px; max-width: 100%; }
.login-box h2 { text-align: center; margin: 0 0 6px; }
.login-box .logo-text { font-family: var(--serif); font-size: 38px; font-weight: 700; color: var(--ink); text-align: center; letter-spacing: 1px; }
.login-box .logo-text span { color: var(--brand); }
.login-box .sub { text-align: center; color: var(--brand); font-size: 10px; letter-spacing: 3px; text-transform: uppercase; margin: 4px 0 36px; font-weight: 600; }
.login-box .divider { height: 1px; background: var(--line); margin: 24px 0; }
.login-box .footnote { text-align: center; color: var(--ink-3); font-size: 11px; margin-top: 24px; letter-spacing: 0.5px; }

/* ====== 表单通用 ====== */
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 12px; color: var(--ink-2); margin-bottom: 6px; font-weight: 600; letter-spacing: 0.5px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--line); background: #fff;
  font-size: 14px; font-family: inherit; outline: none; color: var(--ink);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--brand); }
.form-row { display: flex; gap: 20px; flex-wrap: wrap; }
.form-row .form-group { flex: 1; min-width: 200px; }
.checkbox-group { display: flex; align-items: center; gap: 8px; margin-top: 6px; }
.checkbox-group input[type=checkbox] { width: auto; }
textarea { width: 100%; min-height: 300px; padding: 10px; border: 1px solid var(--line); background: #fff; resize: vertical; font-family: inherit; font-size: 14px; }

/* ====== 布局 ====== */
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar {
  width: 220px; background: #0a2540; color: #fdfbf6; position: fixed; height: 100vh;
  overflow-y: auto; left: 0; top: 0; font-family: var(--serif);
}
.admin-sidebar .logo {
  padding: 28px 20px 24px; font-size: 24px; font-weight: 700; border-bottom: 1px solid #1a3556;
  text-align: center; letter-spacing: 2px;
}
.admin-sidebar .logo span { color: var(--brand); }
.admin-sidebar .logo-sub { text-align: center; font-size: 9px; letter-spacing: 3px; color: var(--brand); padding-bottom: 24px; border-bottom: 1px solid #1a3556; text-transform: uppercase; }
.admin-menu { list-style: none; padding: 16px 0; margin: 0; }
.admin-menu li a {
  display: flex; align-items: center; padding: 14px 22px; color: rgba(253, 251, 246, 0.65);
  font-size: 14px; border-left: 3px solid transparent; text-decoration: none; transition: all .2s; gap: 10px;
}
.admin-menu li a:hover { background: #14365e; color: #fdfbf6; }
.admin-menu li.active a { background: #14365e; color: #fdfbf6; border-left-color: var(--brand); font-weight: 600; }
.admin-menu .menu-badge {
  background: var(--brand); color: #fff; font-size: 10px; padding: 1px 7px; margin-left: auto;
  font-weight: 700; font-family: var(--mono);
}

.admin-main { margin-left: 220px; flex: 1; display: flex; flex-direction: column; min-height: 100vh; }
.admin-topbar {
  background: var(--card); padding: 0 32px; height: 60px; display: flex; align-items: center;
  justify-content: space-between; border-bottom: 2px solid var(--ink); position: sticky; top: 0; z-index: 10;
}
.admin-topbar .admin-info { font-family: var(--serif); font-size: 15px; color: var(--ink); font-weight: 600; }
.admin-topbar .admin-info b { font-weight: 700; }
.admin-topbar a[onclick] { color: var(--brand); cursor: pointer; font-size: 13px; text-decoration: none; font-weight: 600; }
.admin-content { padding: 32px; flex: 1; }

/* ====== 页面标题 ====== */
.page-header { margin-bottom: 28px; padding-bottom: 14px; border-bottom: 2px solid var(--ink); display: flex; justify-content: space-between; align-items: baseline; }
.page-header h2 { font-family: var(--serif); font-size: 26px; color: var(--ink); margin: 0; font-weight: 700; letter-spacing: 0.5px; }
.page-desc { font-size: 13px; color: var(--ink-3); margin-top: 10px; line-height: 1.7; }
.page-desc b { color: var(--brand); }

/* ====== 统计卡 ====== */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-bottom: 32px; }
.stat-card { background: var(--card); padding: 24px 20px; }
.stat-card .stat-num, .stat-card .num {
  font-family: var(--mono); font-size: 32px; font-weight: 700; color: var(--ink); line-height: 1.1;
}
.stat-card .stat-label, .stat-card .label {
  font-size: 11px; color: var(--ink-3); margin-top: 10px; letter-spacing: 1.5px; text-transform: uppercase;
}
.stat-card.blue .num, .stat-card.blue .stat-num { color: var(--ink); }
.stat-card.green .num, .stat-card.green .stat-num { color: #2d6a3e; }
.stat-card.red .num, .stat-card.red .stat-num { color: var(--brand); }
.stat-card.orange .num, .stat-card.orange .stat-num { color: #b8651b; }

/* ====== 清理卡 ====== */
.cleanup-card { background: var(--card); border: 1px solid var(--line); padding: 28px; }
.cleanup-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); margin-bottom: 24px; }
.cs-item { background: var(--card); padding: 22px 16px; text-align: center; }
.cs-num { font-family: var(--mono); font-size: 30px; font-weight: 700; color: var(--ink); line-height: 1.1; }
.cs-label { font-size: 11px; color: var(--ink-3); margin-top: 8px; letter-spacing: 1.5px; text-transform: uppercase; }
.cs-trash .cs-num { color: var(--brand); }
.cleanup-info { background: var(--bg-3); padding: 16px 22px; margin-bottom: 22px; font-size: 13px; }
.ci-row { display: flex; padding: 4px 0; }
.ci-label { color: var(--ink-3); min-width: 140px; font-weight: 600; }
.cleanup-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.cleanup-log { margin-top: 22px; background: var(--bg-4); border-left: 3px solid var(--brand); padding: 18px 22px; }
.cl-title { font-weight: 700; color: var(--ink); margin-bottom: 10px; font-size: 14px; font-family: var(--serif); }
.cl-content { font-size: 13px; line-height: 1.9; color: var(--ink-2); }
.cl-content b { color: var(--brand); font-family: var(--mono); }

/* ====== 按钮 ====== */
.btn {
  display: inline-block; padding: 10px 22px; background: var(--brand); color: #fff; border: 1px solid var(--brand);
  font-size: 13px; font-weight: 600; letter-spacing: 0.5px; cursor: pointer; font-family: inherit; text-decoration: none;
  transition: all .2s;
}
.btn:hover { background: var(--brand-hover); border-color: var(--brand-hover); color: #fff; }
.btn:disabled { background: #999; border-color: #999; cursor: not-allowed; opacity: 0.6; }
.btn-primary { background: var(--brand); color: #fff; border-color: var(--brand); }
.btn-secondary { background: var(--ink); color: #fff; border-color: var(--ink); }
.btn-secondary:hover { background: #000; border-color: #000; color: #fff; }
.btn-danger { background: #fff; color: var(--brand); border-color: var(--brand); }
.btn-danger:hover { background: var(--brand); color: #fff; }
.btn-link { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-link:hover { background: var(--bg-3); color: var(--ink); border-color: var(--ink-4); }
.btn-small, .btn-sm { padding: 6px 14px; font-size: 12px; }
.btn-block { display: block; width: 100%; }

/* ====== 表格 ====== */
.admin-table { width: 100%; background: var(--card); border-collapse: collapse; border: 1px solid var(--line); font-size: 13px; }
.admin-table th, .admin-table td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--line-3); }
.admin-table th {
  background: var(--bg); font-family: var(--serif); font-weight: 700; color: var(--ink);
  font-size: 11px; letter-spacing: 1.5px; text-transform: uppercase;
}
.admin-table tr:hover td { background: var(--bg-4); }
.admin-table a { color: var(--ink); text-decoration: none; }
.admin-table a:hover { color: var(--brand); }
.admin-table .text-center { text-align: center; color: var(--ink-3); padding: 60px 0; }
.admin-table input[type=checkbox] { cursor: pointer; }

/* ====== 表单卡 ====== */
.form-card { background: var(--card); padding: 28px; border: 1px solid var(--line); margin-bottom: 20px; }
.form-card h3 { font-family: var(--serif); font-size: 18px; margin: 0 0 20px; padding-bottom: 12px; border-bottom: 1px solid var(--line); color: var(--ink); font-weight: 700; }

/* ====== 标签 / 徽章 ====== */
.tag { display: inline-block; padding: 2px 8px; font-size: 11px; border: 1px solid; }
.tag-green { background: #f0f7e8; color: #4a7c2a; border-color: #b6d99a; }
.tag-red { background: var(--brand-soft); color: var(--brand); border-color: var(--brand-line); }
.tag-blue { background: #e8f0f7; color: var(--ink); border-color: #b8c8d8; }
.badge { display: inline-block; padding: 2px 8px; font-size: 11px; background: var(--bg-3); color: var(--ink-2); font-weight: 600; }
.badge-red { background: var(--brand); color: #fff; }

/* ====== 回收站 ====== */
.trash-toolbar { display: flex; align-items: center; gap: 12px; padding: 14px 18px; background: var(--card); border: 1px solid var(--line); margin-bottom: 12px; }
.trash-search { flex: 0 0 280px; padding: 8px 12px; border: 1px solid var(--line); background: #fff; font-size: 13px; }
.trash-search:focus { border-color: var(--brand); outline: none; }
.trash-stat { color: var(--ink-3); font-size: 13px; margin-left: auto; }
.trash-stat b { color: var(--brand); font-family: var(--mono); font-size: 16px; padding: 0 2px; }
.trash-actions { display: flex; align-items: center; gap: 10px; padding: 12px 18px; background: var(--brand-soft); border: 1px solid var(--brand-line); margin-bottom: 12px; }
.trash-checked { color: var(--brand); font-size: 13px; font-weight: 600; margin-right: 6px; }
.trash-thumb { width: 60px; height: 40px; object-fit: cover; display: block; background: var(--bg-3); }
.trash-thumb-none { width: 60px; height: 40px; background: var(--bg-3); color: var(--ink-3); font-size: 11px; display: flex; align-items: center; justify-content: center; }
.trash-pager { display: flex; justify-content: center; gap: 6px; padding: 20px 0; }
.trash-pager .btn:disabled { opacity: 0.4; cursor: not-allowed; }
.pager-info { padding: 6px 14px; color: var(--ink-3); font-size: 13px; }

/* ====== 通用分页 ====== */
.batch-bar { background: var(--brand-soft); padding: 10px 15px; border: 1px solid var(--brand-line); margin-bottom: 10px; display: none; align-items: center; gap: 10px; font-size: 13px; }
.batch-bar.show { display: flex; }
.pager-wrap { display: flex; justify-content: center; gap: 6px; padding: 15px 0; }
.pager-wrap a, .pager-wrap span { padding: 5px 12px; border: 1px solid var(--line); color: var(--ink); font-size: 13px; cursor: pointer; text-decoration: none; }
.pager-wrap a:hover { background: var(--brand); color: #fff; border-color: var(--brand); }
.pager-wrap .active { background: var(--brand); color: #fff; border-color: var(--brand); }

/* ====== 提示消息 ====== */
.msg-toast { position: fixed; top: 24px; right: 24px; z-index: 99999; padding: 12px 24px; font-size: 14px; font-weight: 600; border: 1px solid; }
.msg-ok { background: #f0f7e8; color: #2d6a3e; border-color: #b6d99a; }
.msg-err { background: var(--brand-soft); color: var(--brand); border-color: var(--brand-line); }

/* ====== 工具栏 ====== */
.toolbar { display: flex; align-items: center; gap: 10px; padding: 14px 16px; background: var(--card); border: 1px solid var(--line); margin-bottom: 12px; }
.toolbar .toolbar-search { flex: 0 0 260px; padding: 8px 12px; border: 1px solid var(--line); background: #fff; font-size: 13px; }
.toolbar select { padding: 8px 12px; border: 1px solid var(--line); background: #fff; font-size: 13px; }

/* ====== 自动审核开关 (FT 风格) ====== */
.toggle-card { display: flex; align-items: center; justify-content: space-between; padding: 18px 22px; background: var(--card); border: 1px solid var(--line); margin-top: 12px; }
.toggle-card .tc-info { flex: 1; }
.toggle-card .tc-title { font-family: var(--serif); font-size: 15px; font-weight: 700; color: var(--ink); margin-bottom: 4px; }
.toggle-card .tc-desc { font-size: 12px; color: var(--ink-3); }
.toggle-card .tc-desc b { color: #2d6a3e; font-weight: 600; }

/* ====== 响应式 ====== */
@media (max-width: 900px) {
  .admin-sidebar { width: 180px; }
  .admin-main { margin-left: 180px; }
  .admin-content { padding: 20px; }
  .cleanup-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .admin-sidebar { position: relative; width: 100%; height: auto; }
  .admin-main { margin-left: 0; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .form-row { flex-direction: column; }
}