:root {
  --background: #f6f7f9;
  --surface: #ffffff;
  --foreground: #101828;
  --muted: #667085;
  --border: #e4e7ec;
  --sidebar: #0f1729;
  --sidebar-hover: #1b2436;
  --sidebar-fg: #cbd5e1;
  --accent: #0f766e;
  --accent-fg: #ffffff;
  --accent-soft: #ecfdf9;
  --warning: #b45309;
  --warning-soft: #fef3e2;
  --danger: #b91c1c;
  --danger-soft: #fee4e2;
  --success: #027a48;
  --success-soft: #ecfdf3;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
}

a { color: inherit; text-decoration: none; }

.layout { display: flex; min-height: 100vh; }

.sidebar {
  width: 250px;
  background: var(--sidebar);
  color: var(--sidebar-fg);
  flex-shrink: 0;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  display: flex;
  flex-direction: column;
}
.sidebar-brand {
  display: flex; align-items: center; gap: 10px;
  padding: 20px 18px;
}
.sidebar-brand .logo {
  width: 32px; height: 32px; border-radius: 8px;
  background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  color: white; font-weight: 700; font-size: 14px;
}
.sidebar-brand-title { color: white; font-weight: 600; font-size: 14px; line-height: 1.2; }
.sidebar-brand-sub { font-size: 11px; color: #94a3b8; }

.sidebar-nav { flex: 1; padding: 8px 12px; display: flex; flex-direction: column; gap: 2px; }
.sidebar-nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: 8px;
  color: var(--sidebar-fg); font-size: 14px;
}
.sidebar-nav a:hover { background: var(--sidebar-hover); }
.sidebar-nav a.active { background: var(--accent); color: white; }
.sidebar-footer { padding: 16px 20px; font-size: 12px; color: #94a3b8; border-top: 1px solid rgba(255,255,255,0.1); }

.main { margin-left: 250px; flex: 1; padding: 32px 40px; max-width: 1400px; }

h1 { font-size: 21px; font-weight: 600; margin: 0 0 4px; letter-spacing: -0.01em; }
.page-sub { color: var(--muted); font-size: 14px; margin: 0 0 20px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 1px 2px rgba(16,24,40,0.04);
}
.card-pad { padding: 20px; }

.cards-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
@media (max-width: 900px) { .cards-grid { grid-template-columns: repeat(2, 1fr); } }
.stat-label { color: var(--muted); font-size: 13px; }
.stat-value { font-size: 24px; font-weight: 600; margin-top: 8px; letter-spacing: -0.01em; }
.stat-sub { font-size: 12px; color: var(--muted); margin-top: 4px; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
thead tr { border-bottom: 1px solid var(--border); text-align: left; }
th { padding: 12px 16px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.03em; color: var(--muted); font-weight: 500; }
td { padding: 10px 16px; border-bottom: 1px solid var(--border); }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: #fafafa; }

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: 8px;
  font-size: 14px; font-weight: 500;
  border: 1px solid transparent; cursor: pointer;
  transition: opacity 0.15s;
}
.btn:hover { opacity: 0.9; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: white; }
.btn-secondary { background: white; border-color: var(--border); color: var(--foreground); }
.btn-danger { background: var(--danger); color: white; }
.btn-ghost { background: transparent; color: var(--foreground); }
.btn-ghost:hover { background: #f2f2f2; }
.btn-sm { padding: 5px 10px; font-size: 12.5px; }

.input, select, textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  outline: none;
}
.input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-soft); }
label.field-label { display: block; font-size: 12px; font-weight: 500; color: var(--muted); margin-bottom: 4px; }

.badge {
  display: inline-flex; align-items: center;
  padding: 2px 10px; border-radius: 999px;
  font-size: 12px; font-weight: 500; text-transform: capitalize;
}
.badge-active, .badge-completed, .badge-processed { background: var(--success-soft); color: var(--success); }
.badge-archived, .badge-cancelled, .badge-pending, .badge-staged { background: #f1f2f4; color: #667085; }
.badge-queued, .badge-processing { background: var(--accent-soft); color: var(--accent); }
.badge-uncertain, .badge-duplicate { background: var(--warning-soft); color: var(--warning); }
.badge-failed { background: var(--danger-soft); color: var(--danger); }

.confidence-pill { border-radius: 999px; padding: 2px 8px; font-size: 12px; font-weight: 600; }
.conf-high { background: var(--success-soft); color: var(--success); }
.conf-mid { background: var(--warning-soft); color: var(--warning); }
.conf-low { background: var(--danger-soft); color: var(--danger); }

.toolbar { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; align-items: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.empty-state { text-align: center; padding: 60px 20px; color: var(--muted); }
.empty-state-title { font-size: 15px; font-weight: 500; color: var(--foreground); margin-bottom: 6px; }

.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.4);
  display: flex; align-items: center; justify-content: center; z-index: 50; padding: 16px;
}
.modal { background: white; border-radius: 12px; padding: 24px; width: 100%; max-width: 460px; box-shadow: 0 10px 40px rgba(0,0,0,0.2); }
.modal-title { font-size: 16px; font-weight: 600; margin-bottom: 16px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { margin-bottom: 12px; }

.alert { padding: 10px 14px; border-radius: 8px; font-size: 13.5px; margin-bottom: 16px; }
.alert-danger { background: var(--danger-soft); color: var(--danger); }
.alert-warning { background: var(--warning-soft); color: var(--warning); }
.alert-success { background: var(--success-soft); color: var(--success); }

.steps { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); margin-bottom: 20px; flex-wrap: wrap; }
.step-num { width: 22px; height: 22px; border-radius: 999px; background: #e4e7eb; color: #667085; display: inline-flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 600; }
.step-num.active { background: var(--accent); color: white; }
.step-label.active { color: var(--foreground); font-weight: 500; }

.progress-bar-track { height: 10px; width: 100%; background: #f1f2f4; border-radius: 999px; overflow: hidden; margin-bottom: 8px; }
.progress-bar-fill { height: 100%; background: var(--accent); transition: width 0.3s; }

.mini-stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 16px; }
@media (max-width: 800px) { .mini-stats { grid-template-columns: repeat(2, 1fr); } }
.mini-stat { background: #fafafa; border-radius: 8px; padding: 12px; text-align: center; }
.mini-stat-value { font-size: 18px; font-weight: 600; }
.mini-stat-label { font-size: 11px; color: var(--muted); margin-top: 2px; }

.tabular { font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }
.truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 260px; }

.pagination { display: flex; align-items: center; justify-content: space-between; margin-top: 12px; font-size: 13px; color: var(--muted); }
.dropzone {
  border: 2px dashed var(--border); border-radius: 12px; padding: 50px 20px;
  text-align: center; cursor: pointer; color: var(--muted);
}
.dropzone:hover { background: #fafafa; }

.mode-toggle { display: flex; gap: 8px; margin-bottom: 16px; }
.mode-toggle button { padding: 8px 16px; border-radius: 8px; border: 1px solid var(--border); background: white; cursor: pointer; font-size: 14px; }
.mode-toggle button.active { border-color: var(--accent); background: var(--accent-soft); }

pre.raw-json { background: #fafafa; border-radius: 8px; padding: 12px; font-size: 12px; overflow-x: auto; max-width: 600px; }

.review-row { padding: 16px; border-bottom: 1px solid var(--border); display: flex; gap: 12px; align-items: flex-start; }
.review-row:last-child { border-bottom: none; }