/*
 * Urban Tree Calculator — Shell & Design System
 * v2.0.0 · Direction A: Left sidebar + design tokens
 */

/* ── Design tokens ──────────────────────────────────────────────── */
:root {
  --utc-bg:           #FAFAFA;
  --utc-surface:      #FFFFFF;
  --utc-border:       #E5E5E5;
  --utc-border-focus: #166534;
  --utc-text:         #111111;
  --utc-muted:        #6B7280;
  --utc-accent:       #166534;
  --utc-accent-hover: #14532D;
  --utc-accent-soft:  #DCFCE7;
  --utc-accent-text:  #14532D;
  --utc-danger:       #DC2626;
  --utc-danger-soft:  #FEE2E2;
  --utc-warning:      #D97706;
  --utc-warning-soft: #FEF9C3;
  --utc-sidebar-w:    220px;
  --utc-font:         -apple-system, 'Inter', BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  --utc-radius:       6px;
  --utc-radius-lg:    10px;
  --utc-shadow-sm:    0 1px 3px rgba(0,0,0,.06);
  --utc-transition:   0.15s ease;
}

/* ── Reset WP admin layout on UTC pages ─────────────────────────── */
body.utc-admin-page #adminmenumain,
body.utc-admin-page #adminmenuback {
  display: none !important;
}
body.utc-admin-page #wpcontent {
  margin-left: 0 !important;
  padding: 0 !important;
  float: none !important;
}
body.utc-admin-page #wpbody-content {
  padding: 0 !important;
}
body.utc-admin-page .wp-heading-inline,
body.utc-admin-page .wrap > h1:first-child {
  display: none;
}
body.utc-admin-page .notice,
body.utc-admin-page .update-nag,
body.utc-admin-page .updated {
  display: none !important;
}

/* ── Shell layout ───────────────────────────────────────────────── */
.utc-shell {
  display: flex;
  height: calc(100vh - var(--wp-admin--admin-bar--height, 32px));
  overflow: hidden;
  background: var(--utc-bg);
  font-family: var(--utc-font);
  font-size: 14px;
  color: var(--utc-text);
  line-height: 1.5;
}

/* ── Sidebar ────────────────────────────────────────────────────── */
.utc-sidebar {
  width: var(--utc-sidebar-w);
  flex-shrink: 0;
  background: var(--utc-surface);
  border-right: 1px solid var(--utc-border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
}

/* Brand */
.utc-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 16px 16px;
  border-bottom: 1px solid var(--utc-border);
  flex-shrink: 0;
}
.utc-brand-icon {
  font-size: 20px;
  line-height: 1;
  flex-shrink: 0;
}
.utc-brand-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--utc-text);
  line-height: 1.2;
}
.utc-brand-sub {
  font-size: 10px;
  color: var(--utc-muted);
  margin-top: 1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* CTA button */
.utc-sidebar-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin: 12px 12px 8px;
  padding: 8px 12px;
  background: var(--utc-accent);
  color: #fff !important;
  border-radius: var(--utc-radius);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none !important;
  transition: background var(--utc-transition);
  flex-shrink: 0;
}
.utc-sidebar-cta:hover {
  background: var(--utc-accent-hover);
}

/* Nav */
.utc-nav {
  padding: 6px 8px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.utc-nav-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 9px;
  border-radius: var(--utc-radius);
  font-size: 13px;
  font-weight: 500;
  color: var(--utc-muted) !important;
  text-decoration: none !important;
  transition: background var(--utc-transition), color var(--utc-transition);
}
.utc-nav-item:hover {
  background: var(--utc-bg);
  color: var(--utc-text) !important;
}
.utc-nav-item.is-active {
  background: var(--utc-accent-soft);
  color: var(--utc-accent) !important;
  font-weight: 600;
}
.utc-nav-item.is-active .utc-nav-icon svg {
  stroke: var(--utc-accent);
}
.utc-nav-icon {
  width: 16px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.utc-nav-icon svg {
  display: block;
  stroke: var(--utc-muted);
  transition: stroke var(--utc-transition);
}
.utc-nav-item:hover .utc-nav-icon svg {
  stroke: var(--utc-text);
}
.utc-nav-divider {
  height: 1px;
  background: var(--utc-border);
  margin: 6px 4px;
  flex-shrink: 0;
}

/* User footer */
.utc-sidebar-footer {
  padding: 12px 12px;
  border-top: 1px solid var(--utc-border);
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.utc-user-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--utc-accent-soft);
  color: var(--utc-accent);
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  text-transform: uppercase;
}
.utc-user-info {
  overflow: hidden;
}
.utc-user-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--utc-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.utc-user-role {
  font-size: 11px;
  color: var(--utc-muted);
  text-transform: capitalize;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Main content area ──────────────────────────────────────────── */
.utc-main {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

/* Page header */
.utc-page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 28px 18px;
  border-bottom: 1px solid var(--utc-border);
  background: var(--utc-surface);
  flex-shrink: 0;
  flex-wrap: wrap;
}
.utc-page-title {
  font-size: 18px !important;
  font-weight: 700 !important;
  color: var(--utc-text) !important;
  margin: 0 !important;
  padding: 0 !important;
  line-height: 1.3 !important;
}
.utc-page-subtitle {
  font-size: 13px;
  color: var(--utc-muted);
  margin: 3px 0 0 !important;
  padding: 0 !important;
}
.utc-page-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

/* Page content */
.utc-page-content {
  padding: 24px 28px;
  flex: 1;
}

/* ── Buttons ────────────────────────────────────────────────────── */
.utc-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 34px;
  padding: 0 14px;
  border-radius: var(--utc-radius);
  font-size: 13px;
  font-weight: 500;
  font-family: var(--utc-font);
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none !important;
  transition: all var(--utc-transition);
  line-height: 1;
  white-space: nowrap;
  box-shadow: none;
}
.utc-btn-primary {
  background: var(--utc-accent);
  color: #fff !important;
  border-color: var(--utc-accent);
}
.utc-btn-primary:hover {
  background: var(--utc-accent-hover);
  border-color: var(--utc-accent-hover);
  color: #fff !important;
}
.utc-btn-secondary {
  background: var(--utc-surface);
  color: var(--utc-text) !important;
  border-color: var(--utc-border);
}
.utc-btn-secondary:hover {
  background: var(--utc-bg);
  color: var(--utc-text) !important;
}
.utc-btn-ghost {
  background: transparent;
  color: var(--utc-muted) !important;
  border-color: transparent;
}
.utc-btn-ghost:hover {
  background: var(--utc-bg);
  color: var(--utc-text) !important;
}
.utc-btn-danger {
  background: var(--utc-danger-soft);
  color: var(--utc-danger) !important;
  border-color: #FECACA;
}
.utc-btn-danger:hover {
  background: #FEE2E2;
  color: var(--utc-danger) !important;
}
.utc-btn-sm {
  height: 28px;
  padding: 0 10px;
  font-size: 12px;
}
.utc-btn-icon {
  width: 34px;
  padding: 0;
  justify-content: center;
}
.utc-btn-icon.utc-btn-sm {
  width: 28px;
}

/* ── Inputs ─────────────────────────────────────────────────────── */
.utc-input,
.utc-select,
.utc-textarea {
  display: block;
  height: 34px;
  padding: 0 10px;
  border: 1px solid var(--utc-border);
  border-radius: var(--utc-radius);
  font-size: 13px;
  font-family: var(--utc-font);
  color: var(--utc-text);
  background: var(--utc-surface);
  width: 100%;
  transition: border-color var(--utc-transition), box-shadow var(--utc-transition);
}
.utc-input:focus,
.utc-select:focus,
.utc-textarea:focus {
  outline: none;
  border-color: var(--utc-border-focus);
  box-shadow: 0 0 0 3px rgba(22,101,52,.1);
}
.utc-textarea {
  height: auto;
  padding: 8px 10px;
  resize: vertical;
  min-height: 80px;
  line-height: 1.5;
}
.utc-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' stroke='%236B7280' stroke-width='1.5'%3E%3Cpolyline points='2,4 6,8 10,4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 30px;
}
.utc-search {
  height: 34px;
  padding: 0 10px 0 34px;
  border: 1px solid var(--utc-border);
  border-radius: var(--utc-radius);
  font-size: 13px;
  font-family: var(--utc-font);
  color: var(--utc-text);
  background: var(--utc-surface)
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='none' stroke='%236B7280' stroke-width='1.5'%3E%3Ccircle cx='6' cy='6' r='4'/%3E%3Cline x1='10' y1='10' x2='13' y2='13'/%3E%3C/svg%3E")
    no-repeat 10px center;
  transition: border-color var(--utc-transition), box-shadow var(--utc-transition);
}
.utc-search:focus {
  outline: none;
  border-color: var(--utc-border-focus);
  box-shadow: 0 0 0 3px rgba(22,101,52,.1);
}
.utc-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--utc-text);
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: .4px;
}
.utc-form-row {
  margin-bottom: 16px;
}
.utc-form-hint {
  font-size: 11px;
  color: var(--utc-muted);
  margin-top: 4px;
}

/* ── Cards ──────────────────────────────────────────────────────── */
.utc-card {
  background: var(--utc-surface);
  border: 1px solid var(--utc-border);
  border-radius: var(--utc-radius-lg);
  overflow: hidden;
}
.utc-card-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--utc-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.utc-card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--utc-text);
}
.utc-card-action {
  font-size: 12px;
  color: var(--utc-muted);
  text-decoration: none;
}
.utc-card-action:hover { color: var(--utc-accent); }
.utc-card-body {
  padding: 18px;
}

/* ── KPI Grid (Dashboard) ───────────────────────────────────────── */
.utc-kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 14px;
  margin-bottom: 28px;
}
.utc-kpi-card {
  background: var(--utc-surface);
  border: 1px solid var(--utc-border);
  border-radius: var(--utc-radius-lg);
  padding: 20px;
}
.utc-kpi-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .6px;
  color: var(--utc-muted);
  margin-bottom: 10px;
}
.utc-kpi-value {
  font-size: 30px;
  font-weight: 700;
  color: var(--utc-text);
  line-height: 1;
  letter-spacing: -.5px;
}
.utc-kpi-sub {
  font-size: 12px;
  color: var(--utc-muted);
  margin-top: 5px;
}
.utc-kpi-accent .utc-kpi-value {
  color: var(--utc-accent);
}
a.utc-kpi-link {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: border-color .15s, box-shadow .15s, transform .12s;
}
a.utc-kpi-link:hover {
  border-color: var(--utc-accent);
  box-shadow: 0 4px 14px rgba(0,0,0,.08);
  transform: translateY(-2px);
  text-decoration: none;
  color: inherit;
}
a.utc-kpi-link .utc-kpi-label {
  color: var(--utc-muted);
}
a.utc-kpi-link:hover .utc-kpi-label {
  color: var(--utc-accent);
}

/* ── Badges ─────────────────────────────────────────────────────── */
/* ── Loading skeletons (#21) ─────────────────────────────────────── */
@keyframes utc-shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}
.utc-skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 800px 100%;
  animation: utc-shimmer 1.4s infinite;
  border-radius: 6px;
  display: block;
}
.utc-skeleton-text  { height: 14px; margin-bottom: 8px; }
.utc-skeleton-value { height: 36px; margin-bottom: 8px; width: 60%; }
.utc-skeleton-label { height: 10px; width: 80%; }
/* KPI card skeleton variant */
.utc-kpi-card.utc-skeleton-card {
  pointer-events: none;
}
.utc-kpi-card.utc-skeleton-card .utc-kpi-value,
.utc-kpi-card.utc-skeleton-card .utc-kpi-label {
  visibility: hidden;
}
.utc-kpi-card.utc-skeleton-card::before {
  content: '';
  display: block;
  height: 30px;
  width: 55%;
  margin-bottom: 10px;
  background: linear-gradient(90deg, #f0f0f0 25%, #e4e4e4 50%, #f0f0f0 75%);
  background-size: 800px 100%;
  animation: utc-shimmer 1.4s infinite;
  border-radius: 6px;
}
.utc-kpi-card.utc-skeleton-card::after {
  content: '';
  display: block;
  height: 10px;
  width: 75%;
  background: linear-gradient(90deg, #f0f0f0 25%, #e4e4e4 50%, #f0f0f0 75%);
  background-size: 800px 100%;
  animation: utc-shimmer 1.4s infinite;
  border-radius: 4px;
}

.utc-badge {
  display: inline-flex;
  align-items: center;
  height: 20px;
  padding: 0 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
  flex-shrink: 0;
}
.utc-badge-green  { background: #DCFCE7; color: #14532D; }
.utc-badge-yellow { background: #FEF9C3; color: #713F12; }
.utc-badge-orange { background: #FFEDD5; color: #7C2D12; }
.utc-badge-red    { background: #FEE2E2; color: #7F1D1D; }
.utc-badge-gray   { background: #F3F4F6; color: #374151; }

/* ── Data table ─────────────────────────────────────────────────── */
.utc-data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  background: var(--utc-surface);
  border-radius: var(--utc-radius-lg);
  overflow: hidden;
  border: 1px solid var(--utc-border);
}
.utc-data-table thead th {
  padding: 10px 14px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--utc-muted);
  background: var(--utc-bg);
  border-bottom: 1px solid var(--utc-border);
  white-space: nowrap;
}
.utc-data-table thead th.r { text-align: right; }
.utc-data-table thead th.c { text-align: center; }
.utc-data-table tbody td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--utc-border);
  vertical-align: middle;
  color: var(--utc-text);
}
.utc-data-table tbody td.r { text-align: right; }
.utc-data-table tbody td.c { text-align: center; }
.utc-data-table tbody tr:last-child td { border-bottom: none; }
.utc-data-table tbody tr:hover td { background: #F9F9F9; }
.utc-data-table .utc-row-actions {
  display: flex;
  align-items: center;
  gap: 4px;
  justify-content: flex-end;
  opacity: 0;
  transition: opacity var(--utc-transition);
}
.utc-data-table tbody tr:hover .utc-row-actions {
  opacity: 1;
}
.utc-mono {
  font-family: 'SF Mono', 'Fira Code', 'Courier New', monospace;
  font-size: 12px;
  background: var(--utc-bg);
  border: 1px solid var(--utc-border);
  border-radius: 4px;
  padding: 1px 6px;
  color: var(--utc-accent-text);
}

/* ── Toolbar ────────────────────────────────────────────────────── */
.utc-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.utc-toolbar-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── Empty state ────────────────────────────────────────────────── */
.utc-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 24px;
  text-align: center;
  background: var(--utc-surface);
  border: 1px solid var(--utc-border);
  border-radius: var(--utc-radius-lg);
}
.utc-empty-state-icon {
  font-size: 36px;
  margin-bottom: 14px;
  opacity: .35;
}
.utc-empty-state-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--utc-text);
  margin: 0 0 6px;
}
.utc-empty-state-desc {
  font-size: 13px;
  color: var(--utc-muted);
  max-width: 360px;
  margin: 0 auto 18px;
  line-height: 1.55;
}

/* ── Pagination ─────────────────────────────────────────────────── */
.utc-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0 0;
  font-size: 13px;
  color: var(--utc-muted);
}
.utc-pagination-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.utc-pagination-links a,
.utc-pagination-links span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 32px;
  padding: 0 8px;
  border: 1px solid var(--utc-border);
  border-radius: var(--utc-radius);
  font-size: 13px;
  color: var(--utc-text) !important;
  text-decoration: none !important;
  background: var(--utc-surface);
  transition: background var(--utc-transition);
}
.utc-pagination-links a:hover { background: var(--utc-bg); }
.utc-pagination-links span.current {
  background: var(--utc-accent);
  color: #fff !important;
  border-color: var(--utc-accent);
  font-weight: 600;
}

/* ── Section heading ────────────────────────────────────────────── */
.utc-section-title {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .6px;
  color: var(--utc-muted);
  margin: 0 0 12px;
}

/* ── Divider ────────────────────────────────────────────────────── */
.utc-divider {
  height: 1px;
  background: var(--utc-border);
  margin: 20px 0;
}

/* ── Two-col layout ─────────────────────────────────────────────── */
.utc-two-col-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: start;
}
@media (max-width: 900px) {
  .utc-two-col-layout { grid-template-columns: 1fr; }
}

/* ── Settings page ──────────────────────────────────────────────── */
.utc-settings-section {
  background: var(--utc-surface);
  border: 1px solid var(--utc-border);
  border-radius: var(--utc-radius-lg);
  overflow: hidden;
  margin-bottom: 20px;
}
.utc-settings-section-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--utc-border);
  background: var(--utc-bg);
}
.utc-settings-section-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--utc-text);
  margin: 0;
}
.utc-settings-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--utc-border);
}
.utc-settings-row:last-child { border-bottom: none; }
.utc-settings-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--utc-text);
  flex: 1;
}
.utc-settings-hint {
  font-size: 12px;
  color: var(--utc-muted);
  margin-top: 2px;
}
.utc-settings-control {
  flex-shrink: 0;
}

/* Toggle */
.utc-toggle {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 22px;
}
.utc-toggle input { opacity: 0; width: 0; height: 0; }
.utc-toggle-track {
  position: absolute;
  inset: 0;
  background: var(--utc-border);
  border-radius: 11px;
  transition: background var(--utc-transition);
  cursor: pointer;
}
.utc-toggle input:checked + .utc-toggle-track {
  background: var(--utc-accent);
}
.utc-toggle-track::after {
  content: '';
  position: absolute;
  left: 3px;
  top: 3px;
  width: 16px;
  height: 16px;
  background: #fff;
  border-radius: 50%;
  transition: transform var(--utc-transition);
  box-shadow: 0 1px 3px rgba(0,0,0,.2);
}
.utc-toggle input:checked + .utc-toggle-track::after {
  transform: translateX(18px);
}

/* ── Dashboard layout ───────────────────────────────────────────── */
.utc-dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 20px;
  align-items: start;
}
@media (max-width: 1100px) {
  .utc-dashboard-grid { grid-template-columns: 1fr; }
}

/* ── Notice / alert ─────────────────────────────────────────────── */
.utc-notice {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--utc-radius);
  font-size: 13px;
  margin-bottom: 16px;
}
.utc-notice-success { background: var(--utc-accent-soft); color: var(--utc-accent-text); border: 1px solid #BBF7D0; }
.utc-notice-error   { background: var(--utc-danger-soft); color: var(--utc-danger); border: 1px solid #FECACA; }

/* ── Responsive sidebar ─────────────────────────────────────────── */
@media (max-width: 782px) {
  .utc-shell {
    height: calc(100vh - var(--wp-admin--admin-bar--height, 46px));
  }
  .utc-sidebar {
    width: 180px;
  }
  .utc-brand-sub { display: none; }
  .utc-page-header { padding: 14px 16px; }
  .utc-page-content { padding: 16px; }
  .utc-kpi-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .utc-sidebar { display: none; }
  .utc-page-header { flex-direction: column; align-items: flex-start; }
  .utc-kpi-grid { grid-template-columns: 1fr; }
}

/* ── Sidebar hamburger toggle ─────────────────────────────────── */
.utc-hamburger {
  display: none;
  background: none;
  border: 1px solid var(--utc-border);
  border-radius: 6px;
  padding: 5px 8px;
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  color: var(--utc-text);
  margin-right: 8px;
  flex-shrink: 0;
}
@media (max-width: 900px) {
  .utc-hamburger { display: inline-flex; align-items: center; }
}

/* When sidebar is open on mobile */
.utc-shell.utc-sidebar-open .utc-sidebar {
  display: flex !important;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 99999;
  box-shadow: 4px 0 24px rgba(0,0,0,.15);
}
.utc-shell.utc-sidebar-open::after {
  content: '';
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.35);
  z-index: 99998;
}

/* ── Scrollable data tables on small screens ─────────────────── */
.utc-table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
@media (max-width: 900px) {
  .utc-data-table { min-width: 700px; }
  .utc-toolbar { flex-wrap: wrap; gap: 6px; }
}
@media (max-width: 600px) {
  .utc-data-table { min-width: 560px; }
  .utc-page-actions { flex-wrap: wrap; gap: 6px; }
}

/* ── #36 Global search ─────────────────────────────── */
.utc-search-trigger { display:flex;align-items:center;gap:6px;padding:5px 12px;border:1.5px solid var(--utc-border);border-radius:8px;font-size:12px;color:var(--utc-muted);cursor:pointer;background:var(--utc-surface);transition:border-color .15s }
.utc-search-trigger:hover { border-color:var(--utc-accent);color:var(--utc-accent) }
.utc-sr-item { display:block;text-decoration:none;color:inherit; }
.utc-sr-item:hover { background:#f0fdf4 !important; }

/* ── #13 Stale trees KPI card ──────────────────────── */
.utc-kpi-card.utc-kpi-warn .utc-kpi-val { color:#b45309; }
.utc-kpi-card.utc-kpi-warn { border-color:#fde68a; background:#fffbeb; }