:root{--bg: #f5f6f8;--surface: #ffffff;--border: #e1e4e8;--text: #1b1f24;--muted: #6b7280;--accent: #2563eb;--danger: #b42318;font-family:Segoe UI,system-ui,-apple-system,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}.app{display:grid;grid-template-columns:220px 1fr;min-height:100vh}.sidebar{background:var(--surface);border-right:1px solid var(--border);padding:16px 0}.sidebar .brand{font-weight:600;padding:0 20px 16px;font-size:15px}.sidebar nav a{display:flex;justify-content:space-between;align-items:center;padding:10px 20px;color:var(--text);text-decoration:none;font-size:14px}.sidebar nav a.active{background:#eef2ff;color:var(--accent);font-weight:600}.sidebar nav a:hover{background:#f0f2f5}.badge{background:var(--accent);color:#fff;border-radius:10px;padding:1px 8px;font-size:12px}.main{display:flex;flex-direction:column}.topbar{display:flex;justify-content:space-between;align-items:center;padding:12px 24px;background:var(--surface);border-bottom:1px solid var(--border)}.topbar .region{color:var(--muted);font-size:13px}.content{padding:24px}.page-title{font-size:20px;font-weight:600;margin:0 0 16px}.card{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:16px}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}.stat{font-size:28px;font-weight:600}.stat-label{color:var(--muted);font-size:13px}.queue-item{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:16px;margin-bottom:12px}.queue-item .row{display:flex;justify-content:space-between;align-items:center;gap:12px}.queue-item .meta{color:var(--muted);font-size:13px;margin-top:4px}.queue-actions{display:flex;gap:8px}.status-up{color:#067647}.status-down{color:var(--danger)}.muted{color:var(--muted)}.field{margin-bottom:12px}.field label{display:block;font-size:13px;margin-bottom:4px;color:var(--muted)}.error{color:var(--danger);padding:12px 0}.empty{color:var(--muted);padding:24px;text-align:center}.btn{font:inherit;font-size:14px;padding:7px 14px;border-radius:6px;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;line-height:1.2}.btn:hover{background:#f0f2f5}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn.primary:hover{background:#1d4ed8}.btn.danger{background:var(--danger);border-color:var(--danger);color:#fff}.btn.danger:hover{background:#991b14}.btn.toggle.active{background:#eef2ff;border-color:var(--accent);color:var(--accent)}.btn+.btn{margin-left:8px}input.txt,textarea.txt,select.txt{font:inherit;font-size:14px;width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;background:var(--surface);color:var(--text)}textarea.txt{min-height:72px;resize:vertical}input.txt:focus,textarea.txt:focus,select.txt:focus{outline:none;border-color:var(--accent)}.modal-overlay{position:fixed;inset:0;background:#00000059;display:flex;align-items:flex-start;justify-content:center;padding-top:10vh;z-index:1000}.modal{background:var(--surface);border-radius:10px;width:460px;max-width:92vw;padding:20px;box-shadow:0 12px 40px #0003}.modal h2{margin:0 0 12px;font-size:17px}.modal-actions{margin-top:18px;display:flex;justify-content:flex-end}table.grid{width:100%;border-collapse:collapse;font-size:13px;background:var(--surface)}table.grid th{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);color:var(--muted);font-weight:600;cursor:pointer;-webkit-user-select:none;user-select:none}table.grid td{padding:10px 12px;border-bottom:1px solid var(--border)}table.grid tbody tr:hover{background:#f7f8fa;cursor:pointer}.toolbar{display:flex;gap:12px;align-items:center;margin-bottom:12px;flex-wrap:wrap}