:root {
  --bg: #eef2f6;
  --sidebar: #111827;
  --sidebar-muted: #9ca3af;
  --panel: #ffffff;
  --panel-alt: #f8fafc;
  --border: #d7dee7;
  --text: #111827;
  --muted: #5b6674;
  --accent: #0f766e;
  --accent-strong: #115e59;
  --danger: #b42318;
  --warning: #b54708;
  --success: #027a48;
  --info: #155eef;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.06), 0 1px 3px rgba(16, 24, 40, 0.1);
}

* { box-sizing: border-box; }
body { margin: 0; font-family: Arial, sans-serif; color: var(--text); background: var(--bg); }
a { color: inherit; }
.app-shell { min-height: 100vh; display: grid; grid-template-columns: 248px minmax(0, 1fr); }
.app-sidebar { background: var(--sidebar); color: #fff; padding: 28px 20px; display: flex; flex-direction: column; gap: 24px; }
.sidebar-brand h1, .sidebar-brand h2 { margin: 0; font-size: 20px; }
.sidebar-brand p { margin: 6px 0 0; color: var(--sidebar-muted); font-size: 13px; }
.sidebar-nav { display: grid; gap: 6px; }
.sidebar-nav a { text-decoration: none; color: #e5e7eb; padding: 10px 12px; border-radius: 8px; font-size: 14px; }
.sidebar-nav a.active, .sidebar-nav a:hover { background: rgba(255, 255, 255, 0.08); }
.sidebar-foot { margin-top: auto; color: var(--sidebar-muted); font-size: 12px; }
.app-main { min-width: 0; }
.topbar { display: flex; justify-content: space-between; align-items: center; padding: 20px 28px; border-bottom: 1px solid var(--border); background: rgba(255,255,255,.72); backdrop-filter: blur(6px); position: sticky; top: 0; z-index: 10; }
.topbar-title h1 { margin: 0; font-size: 24px; }
.topbar-title p { margin: 4px 0 0; color: var(--muted); font-size: 13px; }
.topbar-actions { display: flex; align-items: center; gap: 12px; }
.badge, .status-pill { display: inline-flex; align-items: center; gap: 6px; padding: 6px 10px; border-radius: 999px; font-size: 12px; font-weight: 700; background: #e5eefb; color: #24457a; }
.status-pill.is-success { background: #e7f6ec; color: var(--success); }
.status-pill.is-warning { background: #fff1df; color: var(--warning); }
.status-pill.is-danger { background: #fdecea; color: var(--danger); }
.status-pill.is-neutral { background: #eceff3; color: #475467; }
.status-pill.is-info { background: #e8f1ff; color: var(--info); }
.content { padding: 24px 28px 32px; }
.metric-grid, .panel-grid, .split-grid, .log-grid { display: grid; gap: 16px; }
.metric-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); margin-bottom: 20px; }
.panel-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-bottom: 20px; }
.split-grid { grid-template-columns: 1.2fr .8fr; margin-bottom: 20px; }
.log-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.panel, .metric-card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; box-shadow: var(--shadow); }
.metric-card { padding: 16px; }
.metric-card label { display: block; font-size: 12px; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.metric-card strong { display: block; font-size: 30px; }
.metric-card span { display: block; margin-top: 6px; font-size: 12px; color: var(--muted); }
.panel-header { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 16px 18px 12px; border-bottom: 1px solid var(--border); }
.panel-header h2, .panel-header h3 { margin: 0; font-size: 16px; }
.panel-header p { margin: 4px 0 0; font-size: 12px; color: var(--muted); }
.panel-body { padding: 16px 18px 18px; }
.stack { display: grid; gap: 12px; }
.queue-item { border: 1px solid var(--border); border-radius: 8px; background: var(--panel-alt); padding: 12px; }
.queue-top { display: flex; justify-content: space-between; align-items: start; gap: 10px; }
.queue-item strong { display: block; font-size: 14px; }
.queue-item small, .queue-meta, .hint, .page-subtitle { color: var(--muted); }
.queue-meta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; font-size: 12px; }
.toolbar, .filter-bar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 16px; }
.toolbar-between { justify-content: space-between; }
.filter-bar label { display: grid; gap: 6px; font-size: 12px; color: var(--muted); }
input, select, button { font: inherit; }
input[type="text"], input[type="password"], input[type="date"], select { min-height: 40px; padding: 0 12px; border: 1px solid var(--border); border-radius: 8px; background: #fff; }
.btn, button { min-height: 38px; border: none; border-radius: 8px; padding: 0 12px; cursor: pointer; background: var(--accent); color: #fff; font-weight: 700; }
.btn:hover, button:hover { background: var(--accent-strong); }
.btn-danger { background: var(--danger); }
.mini-link { text-decoration: none; color: var(--info); font-size: 13px; }
.table-card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; box-shadow: var(--shadow); overflow: hidden; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; font-size: 13px; }
th { background: #f8fafc; color: #344054; font-size: 12px; text-transform: uppercase; letter-spacing: .02em; }
tr:last-child td { border-bottom: none; }
code { font-family: Consolas, monospace; font-size: 12px; background: #f1f5f9; padding: 2px 6px; border-radius: 6px; }
.cell-stack { display: grid; gap: 6px; }
.cell-main { font-weight: 700; }
.cell-sub { color: var(--muted); font-size: 12px; }
.table-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.pagination { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; margin-top: 16px; }
.pagination a { text-decoration: none; min-width: 36px; height: 36px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--border); border-radius: 8px; background: #fff; }
.pagination a.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.alert { border-radius: 10px; border: 1px solid var(--border); padding: 12px 14px; margin-bottom: 16px; }
.alert-danger { background: #fef3f2; color: var(--danger); border-color: #fecdca; }
.empty-state { padding: 24px; text-align: center; color: var(--muted); }
.log-list { max-height: 420px; overflow: auto; display: grid; gap: 10px; }
.log-item { padding: 12px; border-radius: 8px; border: 1px solid var(--border); background: var(--panel-alt); }
.log-item.is-error { border-color: #fecdca; background: #fef3f2; }
.log-item.is-warning { border-color: #fedf89; background: #fffaeb; }
.log-item.is-success { border-color: #abefc6; background: #ecfdf3; }
.log-top { display: flex; justify-content: space-between; gap: 10px; margin-bottom: 8px; font-size: 12px; color: var(--muted); }
.log-message { font-size: 13px; line-height: 1.5; }
.log-meta { margin-top: 8px; font-size: 11px; color: var(--muted); overflow-wrap: anywhere; }
.auth-body { min-height: 100vh; display: grid; place-items: center; background: linear-gradient(180deg, #f4f7fb 0%, #e8eef5 100%); }
.auth-panel { width: min(420px, calc(100vw - 32px)); background: var(--panel); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow); padding: 28px; }
.auth-header h1 { margin: 0; font-size: 26px; }
.auth-header p { margin: 8px 0 0; color: var(--muted); }
.auth-form { display: grid; gap: 14px; margin-top: 22px; }
.auth-form label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
@media (max-width: 1180px) {
  .metric-grid, .panel-grid, .split-grid, .log-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .app-shell { grid-template-columns: 1fr; }
  .app-sidebar { display: none; }
  .metric-grid, .panel-grid, .split-grid, .log-grid { grid-template-columns: 1fr; }
  .topbar { padding: 16px 18px; }
  .content { padding: 18px; }
}