:root {
  --sidebar-w: 220px;
  --sidebar-bg: #1a1d23;
  --sidebar-text: #a0a8b8;
  --sidebar-active: #ffffff;
  --sidebar-accent: #D79630;
  --header-h: 56px;
  --bg: #f4f6f9;
  --card-bg: #ffffff;
  --border: #e2e8f0;
  --text: #2d3748;
  --text-muted: #718096;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; font-size: 14px; }

/* ── Login ── */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: var(--sidebar-bg); }
.login-card { background: #fff; border-radius: 12px; padding: 40px; width: 380px; box-shadow: 0 8px 32px rgba(0,0,0,.25); }
.login-logo { text-align: center; margin-bottom: 28px; font-size: 22px; font-weight: 700; color: var(--sidebar-bg); }
.login-logo .logo-icon { color: var(--sidebar-accent); margin-right: 6px; }
.login-logo em { font-style: normal; font-weight: 300; color: var(--text-muted); }
.login-note { font-size: 12px; color: var(--text-muted); text-align: center; margin-top: 16px; }

/* ── Layout ── */
.cms-wrapper { display: flex; min-height: 100vh; }

/* ── Sidebar ── */
.cms-sidebar { width: var(--sidebar-w); background: var(--sidebar-bg); display: flex; flex-direction: column; position: fixed; top: 0; left: 0; height: 100vh; padding: 0; z-index: 100; }
.cms-logo { padding: 20px 20px 16px; font-size: 16px; font-weight: 700; color: #fff; border-bottom: 1px solid rgba(255,255,255,.07); }
.cms-logo .logo-icon { color: var(--sidebar-accent); margin-right: 6px; }
.cms-logo em { font-style: normal; font-weight: 300; color: var(--sidebar-text); }
.cms-nav { flex: 1; padding: 12px 0; }
.cms-nav-link { display: flex; align-items: center; gap: 10px; padding: 10px 20px; color: var(--sidebar-text); text-decoration: none; font-size: 13px; transition: all .2s; border-left: 3px solid transparent; }
.cms-nav-link:hover { color: #fff; background: rgba(255,255,255,.06); }
.cms-nav-link.active { color: #fff; background: rgba(255,255,255,.08); border-left-color: var(--sidebar-accent); }
.cms-nav-link i { width: 16px; text-align: center; font-size: 13px; }
.cms-sidebar-footer { padding: 16px 20px; border-top: 1px solid rgba(255,255,255,.07); font-size: 12px; color: var(--sidebar-text); }
.cms-username { display: block; margin-bottom: 8px; }
.cms-logout { color: var(--sidebar-text); text-decoration: none; }
.cms-logout:hover { color: #fff; }

/* ── Main ── */
.cms-main { margin-left: var(--sidebar-w); flex: 1; display: flex; flex-direction: column; }
.cms-header { height: var(--header-h); background: #fff; border-bottom: 1px solid var(--border); display: flex; align-items: center; padding: 0 28px; position: sticky; top: 0; z-index: 50; }
.cms-page-title { font-size: 16px; font-weight: 600; color: var(--text); }
.cms-content { padding: 28px; flex: 1; }

/* ── Buttons ── */
.cms-btn-primary { background: var(--sidebar-accent); color: #fff; border: none; font-weight: 600; }
.cms-btn-primary:hover { background: #c4851a; color: #fff; }

/* ── Cards ── */
.cms-card { background: var(--card-bg); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.cms-card-header { padding: 12px 16px; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .5px; color: var(--text-muted); border-bottom: 1px solid var(--border); background: #fafbfc; }
.cms-card-body { padding: 16px; }

/* ── Table ── */
.cms-table-wrap { background: var(--card-bg); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.cms-table { margin: 0; font-size: 13px; }
.cms-table thead th { background: #fafbfc; border-bottom: 1px solid var(--border); font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .5px; color: var(--text-muted); padding: 10px 16px; }
.cms-table tbody td { padding: 12px 16px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.cms-table tbody tr:last-child td { border-bottom: none; }
.cms-table tbody tr:hover { background: #fafbfc; }
.article-title { font-weight: 500; color: var(--text); display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }

/* ── Status badges ── */
.status-badge { font-size: 11px; font-weight: 600; padding: 3px 8px; border-radius: 20px; display: inline-flex; align-items: center; gap: 4px; }
.status-badge.published { background: #e6f4ea; color: #1e7e34; }
.status-badge.draft { background: #f0f0f0; color: #666; }
.badge-category { font-size: 11px; background: #eef2ff; color: #4338ca; padding: 2px 8px; border-radius: 4px; }

/* ── Form grid ── */
.cms-form-grid { display: grid; grid-template-columns: 1fr 280px; gap: 20px; align-items: start; }
.tag-list { max-height: 280px; overflow-y: auto; }
.tag-list .form-check { padding: 4px 0 4px 1.5em; font-size: 13px; }

/* ── Form controls ── */
.form-control:focus, .form-select:focus { border-color: var(--sidebar-accent); box-shadow: 0 0 0 .2rem rgba(215,150,48,.15); }
.form-label { font-size: 12px; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: .4px; margin-bottom: 6px; }

/* ── Nav groups (collapsible) ── */
.cms-nav-group-toggle { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 10px 20px; background: none; border: none; border-left: 3px solid transparent; color: var(--sidebar-text); font-size: 13px; cursor: pointer; transition: all .2s; text-align: left; }
.cms-nav-group-toggle:hover { color: #fff; background: rgba(255,255,255,.06); }
.cms-nav-group-toggle:not(.collapsed) { color: #fff; }
.cms-nav-group-toggle span { display: flex; align-items: center; gap: 10px; }
.cms-nav-group-toggle span i { width: 16px; text-align: center; font-size: 13px; }
.cms-nav-chevron { font-size: 10px; transition: transform .2s; }
.cms-nav-group-toggle.collapsed .cms-nav-chevron { transform: rotate(0deg); }
.cms-nav-group-toggle:not(.collapsed) .cms-nav-chevron { transform: rotate(180deg); }
.cms-nav-sub { background: rgba(0,0,0,.15); }
.cms-nav-sub-link { display: block; padding: 8px 20px 8px 46px; color: var(--sidebar-text); text-decoration: none; font-size: 12px; transition: all .2s; border-left: 3px solid transparent; }
.cms-nav-sub-link:hover { color: #fff; background: rgba(255,255,255,.05); }
.cms-nav-sub-link.active { color: #fff; border-left-color: var(--sidebar-accent); background: rgba(255,255,255,.06); }

/* ── Stat cards ── */
.cms-stat-card { background: var(--card-bg); border: 1px solid var(--border); border-radius: 8px; padding: 20px; display: flex; align-items: center; gap: 16px; }
.cms-stat-icon { width: 44px; height: 44px; border-radius: 10px; background: #f0f4ff; color: #4338ca; display: flex; align-items: center; justify-content: center; font-size: 18px; flex-shrink: 0; }
.cms-stat-icon.accent { background: rgba(215,150,48,.12); color: var(--sidebar-accent); }
.cms-stat-icon.green { background: #e6f4ea; color: #1e7e34; }
.cms-stat-value { font-size: 26px; font-weight: 700; color: var(--text); line-height: 1; }
.cms-stat-label { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

/* ── Tag group header in forms ── */
.tag-group-header { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .6px; color: var(--text-muted); margin: 10px 0 4px; }
.tag-group-header:first-child { margin-top: 0; }

/* ── Source tag pills (list view) ── */
.source-tag-list { display: flex; flex-wrap: wrap; gap: 4px; }
.source-tag-pill { font-size: 11px; background: #eef2ff; color: #4338ca; padding: 1px 7px; border-radius: 20px; white-space: nowrap; }

/* ── Sortable table headers ── */
.cms-table thead th[data-col]:hover { background: #f0f2f5; }
.sort-icon { font-size: 11px; color: var(--text-muted); margin-left: 4px; }

/* ── Log expand ── */
.log-expand-btn { background: none; border: none; padding: 0; cursor: pointer; display: inline-flex; align-items: center; gap: 4px; color: var(--text); font-size: 12px; text-align: left; }
.log-expand-btn:hover .log-summary-text { text-decoration: underline; }
.log-summary-text { font-size: 12px; color: var(--text-muted); }
.log-summary-plain { font-size: 12px; color: var(--text-muted); }
.log-chevron { font-size: 10px; color: var(--text-muted); transition: transform .15s; }
.log-detail-row td { background: #f8f9fb; }
.log-detail-cell { padding: 10px 20px 12px 44px !important; }
.log-changes-list { display: flex; flex-direction: column; gap: 6px; }
.log-change-item { display: flex; align-items: baseline; gap: 8px; font-size: 12px; flex-wrap: wrap; }
.log-change-field { font-weight: 600; color: var(--text); min-width: 100px; flex-shrink: 0; }
.log-change-old { color: #b91c1c; background: #fef2f2; padding: 1px 6px; border-radius: 4px; font-family: monospace; font-size: 11px; }
.log-change-arrow { color: var(--text-muted); font-size: 10px; }
.log-change-new { color: #15803d; background: #f0fdf4; padding: 1px 6px; border-radius: 4px; font-family: monospace; font-size: 11px; }
.log-main-row.log-expandable { cursor: pointer; }
.log-main-row.log-row-open > td { background: #f8f9fb; }

/* ── Log badges ── */
.log-action-badge { font-size: 11px; font-weight: 600; padding: 2px 8px; border-radius: 20px; display: inline-block; white-space: nowrap; }
.log-action-create    { background: #e6f4ea; color: #1e7e34; }
.log-action-update    { background: #fff3cd; color: #856404; }
.log-action-delete    { background: #fce8e8; color: #b91c1c; }
.log-action-publish   { background: #eef2ff; color: #4338ca; }
.log-action-unpublish { background: #f0f0f0; color: #555; }
.log-entity-badge { font-size: 11px; font-weight: 500; padding: 2px 7px; border-radius: 4px; background: #f4f6f9; color: var(--text-muted); display: inline-block; }
.log-entity-article { background: #fef3c7; color: #92400e; }
.log-entity-source  { background: #ede9fe; color: #5b21b6; }
.log-entity-tag     { background: #e0f2fe; color: #0369a1; }

/* ── Tag group badges ── */
.tag-group-badge { font-size: 11px; font-weight: 600; padding: 2px 8px; border-radius: 20px; display: inline-block; }
.badge-pinned { background: #fef3c7; color: #92400e; }
.badge-expandable { background: #ede9fe; color: #5b21b6; }
.badge-all { background: #f0f0f0; color: #555; }

/* ── Logo upload ── */
.logo-upload-wrap { display: flex; align-items: flex-start; gap: 14px; }
.logo-preview { width: 72px; height: 72px; border: 1px solid var(--border); border-radius: 8px; background: #fafbfc; display: flex; align-items: center; justify-content: center; flex-shrink: 0; overflow: hidden; color: var(--text-muted); font-size: 22px; }
.logo-preview img { width: 100%; height: 100%; object-fit: contain; }

/* ── Source logo thumbnail (list) ── */
.source-logo { width: 28px; height: 28px; border-radius: 4px; object-fit: contain; border: 1px solid var(--border); background: #fafbfc; }

/* ── Empty state ── */
.cms-empty { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 60px 20px; color: var(--text-muted); }
.cms-empty i { font-size: 40px; margin-bottom: 12px; opacity: .3; }
.cms-empty p { font-size: 14px; margin: 0; }