:root{--admin-bg: #f3f6fb;--admin-card: #ffffff;--admin-text: #1f2937;--admin-muted: #6b7280;--admin-primary: #2563eb;--admin-primary-hover: #1d4ed8;--admin-danger: #dc2626;--admin-border: #e5e7eb}*{box-sizing:border-box}body{margin:0;background:var(--admin-bg);color:var(--admin-text);font-family:Google Sans,Noto Sans CJK SC,Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif}.admin-app{min-height:100vh}.admin-shell{max-width:1200px;margin:0 auto;padding:24px 16px 40px}.admin-card{background:var(--admin-card);border:1px solid var(--admin-border);border-radius:12px;box-shadow:0 8px 24px #0f172a0d}.admin-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px;flex-wrap:wrap}.admin-nav{display:flex;gap:8px}.btn{border:1px solid transparent;border-radius:8px;padding:10px 14px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--admin-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--admin-primary-hover)}.btn-ghost{border-color:var(--admin-border);background:#fff;color:var(--admin-text)}.btn-danger{background:var(--admin-danger);color:#fff}.btn-danger:hover:not(:disabled){background:#b91c1c}.field{display:flex;flex-direction:column;gap:6px}.field label{font-size:13px;color:var(--admin-muted)}.input,.select{width:100%;border:1px solid var(--admin-border);border-radius:8px;padding:10px 12px;font-size:14px;background:#fff}.input:focus,.select:focus{border-color:var(--admin-primary);outline:1px solid var(--admin-primary)}.admin-textarea{min-height:180px;resize:vertical;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace}.admin-grid{display:grid;gap:12px}.admin-grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{padding:12px;border-bottom:1px solid var(--admin-border);text-align:left;font-size:14px;vertical-align:top}th{font-size:12px;letter-spacing:.03em;color:var(--admin-muted);text-transform:uppercase}.badge{display:inline-flex;align-items:center;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:600}.badge-blue{background:#dbeafe;color:#1d4ed8}.badge-gray{background:#f3f4f6;color:#374151}.section{padding:18px}.section-title{margin:0 0 14px;font-size:22px}.login-shell{min-height:100vh;display:flex;justify-content:center;align-items:center;padding:16px}.login-card{width:100%;max-width:420px;padding:24px}.error{color:#dc2626;font-size:13px}.muted{color:var(--admin-muted)}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a80;display:flex;justify-content:center;align-items:center;padding:16px;z-index:80}.modal-card{width:min(760px,100%);background:#fff;border-radius:12px;border:1px solid var(--admin-border);padding:20px}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}.row-actions{display:flex;gap:8px;flex-wrap:wrap}.batch-preview{margin-top:12px;border:1px solid var(--admin-border);border-radius:8px;padding:10px;background:#f8fafc}.batch-preview-list{margin-top:8px;display:grid;gap:6px}.batch-preview-row{display:grid;grid-template-columns:1fr 1fr auto;gap:8px;padding:6px 8px;border:1px solid #e2e8f0;border-radius:6px;font-size:13px;background:#fff}@media (max-width: 860px){.admin-grid-2{grid-template-columns:1fr}}