/* AssessGen Design System */
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --success: #16a34a;
  --warning: #d97706;
  --danger: #dc2626;
  --grey: #6b7280;
  --purple: #7c3aed;
  --bg: #f8fafc;
  --surface: #ffffff;
  --border: #e2e8f0;
  --text: #1e293b;
  --text-muted: #64748b;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

/* ─── Navbar ─────────────────────────────────────── */
.navbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 32px;
  height: 56px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow);
}

.brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  gap: 4px;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  padding: 6px 12px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  transition: all 0.15s;
}

.nav-links a:hover,
.nav-links a.active {
  background: #eff6ff;
  color: var(--primary);
}

/* ─── Container ──────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px;
}

/* ─── Page Header ────────────────────────────────── */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 28px;
}

.page-header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text);
}

.subtitle {
  color: var(--text-muted);
  margin-top: 4px;
}

.back-link {
  color: var(--text-muted);
  font-size: 0.875rem;
  text-decoration: none;
  display: block;
  margin-bottom: 4px;
}

.back-link:hover { color: var(--primary); }

/* ─── Stats Grid ─────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  box-shadow: var(--shadow);
}

.stat-card.green { border-left: 4px solid var(--success); }
.stat-card.blue  { border-left: 4px solid var(--primary); }
.stat-card.red   { border-left: 4px solid var(--danger); }

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ─── Queue Info ─────────────────────────────────── */
.queue-info {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: var(--radius);
  padding: 10px 16px;
  font-size: 0.875rem;
  color: var(--primary-dark);
  margin-bottom: 20px;
}

/* ─── Card ───────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}

.card h2, .card h3 {
  margin-bottom: 16px;
  color: var(--text);
}

/* ─── Buttons ────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}
.btn-primary:hover { background: var(--primary-dark); }

.btn-secondary {
  background: white;
  color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover { background: var(--bg); }

.btn-green {
  background: var(--success);
  color: white;
  border-color: var(--success);
}
.btn-green:hover { background: #15803d; }

.btn-sm { padding: 4px 10px; font-size: 0.8rem; }
.btn-large { padding: 12px 24px; font-size: 1rem; }

/* ─── Badges ─────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.badge-green  { background: #dcfce7; color: #15803d; }
.badge-blue   { background: #dbeafe; color: #1d4ed8; }
.badge-red    { background: #fee2e2; color: #dc2626; }
.badge-orange { background: #ffedd5; color: #c2410c; }
.badge-grey   { background: #f1f5f9; color: #475569; }
.badge-purple { background: #ede9fe; color: #6d28d9; }

/* ─── Tables ─────────────────────────────────────── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.data-table th,
.data-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.data-table th {
  background: #f8fafc;
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.data-table tr:hover { background: #f8fafc; }
.data-table .actions { display: flex; gap: 6px; flex-wrap: wrap; }

.resolved-row { opacity: 0.6; }
.error-msg { max-width: 300px; word-break: break-word; }

/* ─── Forms ──────────────────────────────────────── */
.form-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.form-section {
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.form-section:last-of-type { border-bottom: none; }

.form-section h2 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text);
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.875rem;
  background: white;
  color: var(--text);
  transition: border-color 0.15s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
}

.help-text {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ─── Mode Toggle ────────────────────────────────── */
.mode-toggle {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.radio-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.9rem;
}

/* ─── Status Bar ─────────────────────────────────── */
.status-bar {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-bottom: 20px;
  display: flex;
  gap: 20px;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.status-bar strong { color: var(--text); }

/* ─── Approval Banner ────────────────────────────── */
.approval-banner {
  background: #fef3c7;
  border: 1px solid #fcd34d;
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.9rem;
}

/* ─── Items Summary ──────────────────────────────── */
.items-summary {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

/* ─── Item Rows ──────────────────────────────────── */
.item-row { cursor: pointer; }
.item-detail td { padding: 0; background: #f8fafc; }

.item-content {
  padding: 16px 20px;
  border-top: 2px solid var(--primary);
}

.item-content p { margin-bottom: 8px; font-size: 0.875rem; }

.options-list p { padding-left: 8px; }

/* ─── QC Items ───────────────────────────────────── */
.qc-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}

.qc-item-review { border-color: var(--danger); }

.qc-item-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  background: #f8fafc;
  font-size: 0.875rem;
}

.qc-item-header:hover { background: #f1f5f9; }

.qc-item-num { color: var(--text-muted); font-size: 0.8rem; }
.qc-standard { color: var(--text-muted); }
.toggle-icon { margin-left: auto; color: var(--text-muted); }

.qc-detail {
  padding: 16px;
  border-top: 1px solid var(--border);
  font-size: 0.875rem;
}

.qc-checks {
  margin: 12px 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.qc-check {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.85rem;
}

.qc-check-pass { background: #f0fdf4; }
.qc-check-fail { background: #fef2f2; }

.check-label { font-weight: 600; min-width: 160px; }
.check-result { font-weight: 700; min-width: 40px; }
.check-result { color: var(--success); }
.qc-check-fail .check-result { color: var(--danger); }
.check-reason { color: var(--text-muted); }

.revision-notes {
  background: #fff7ed;
  border: 1px solid #fed7aa;
  border-radius: 6px;
  padding: 10px 14px;
  font-size: 0.875rem;
  margin-top: 10px;
}

.feedback-form {
  margin-top: 14px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.feedback-form textarea {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.85rem;
  resize: vertical;
}

.feedback-msg { font-size: 0.8rem; color: var(--success); margin-top: 4px; }

/* ─── Filter Bar ─────────────────────────────────── */
.filter-bar {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.filter-bar select,
.filter-bar input {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.875rem;
  background: white;
}

/* ─── Empty State ────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
  color: var(--text);
}

.empty-state p { margin-bottom: 20px; }

/* ─── Spinners ───────────────────────────────────── */
@keyframes spin { to { transform: rotate(360deg); } }

.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  vertical-align: middle;
}

.spinner-large {
  display: block;
  width: 48px;
  height: 48px;
  border: 4px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 20px;
}

/* ─── Alerts ─────────────────────────────────────── */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  font-size: 0.875rem;
}

.alert-error { background: #fee2e2; color: #dc2626; border: 1px solid #fca5a5; }
.alert-success { background: #dcfce7; color: #15803d; border: 1px solid #86efac; }

/* ─── Nav Links Bottom ───────────────────────────── */
.nav-links-bottom {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  justify-content: space-between;
}

/* ─── API Key Status ─────────────────────────────── */
.api-key-status {
  display: flex;
  align-items: center;
  gap: 12px;
}

.api-key-status input { flex: 1; }

/* ─── Rate Limit Bar ─────────────────────────────── */
.rate-limit-info {
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-top: 16px;
}

.rate-limit-info h3 { margin-bottom: 12px; font-size: 0.95rem; }

.usage-bar-container {
  background: #e2e8f0;
  border-radius: 9999px;
  height: 8px;
  margin-bottom: 8px;
  overflow: hidden;
}

.usage-bar {
  background: var(--primary);
  height: 100%;
  border-radius: 9999px;
  transition: width 0.3s;
}

/* ─── CSV Format ─────────────────────────────────── */
.csv-format, .csv-example {
  display: block;
  background: #1e293b;
  color: #e2e8f0;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 0.8rem;
  white-space: pre-wrap;
  word-break: break-all;
  margin: 8px 0;
}

/* ─── Submit Form ────────────────────────────────── */
.submit-form {
  margin-top: 20px;
  display: flex;
  gap: 12px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.submit-form .form-row { flex: 1; }

/* ─── Meta/code ──────────────────────────────────── */
.meta { color: var(--text-muted); font-size: 0.9rem; margin-top: 4px; }
code { background: #f1f5f9; padding: 1px 5px; border-radius: 4px; font-size: 0.85em; }

/* ─── Header Actions ─────────────────────────────── */
.header-actions { display: flex; gap: 10px; align-items: center; }

/* ─── Status colors ──────────────────────────────── */
.status-pending    { color: var(--grey); }
.status-larry_running, .status-myra_running, .status-dorsy_running { color: var(--primary); }
.status-complete   { color: var(--success); }
.status-failed     { color: var(--danger); }
.status-awaiting_approval { color: var(--warning); }