/* =====================================================================
   Conceptual application dark mode

   Opt-in only: every rule is scoped to data-conceptual-theme="dark".
   Light mode remains the default and keeps the existing brand merge.
   ===================================================================== */

.app-theme-toggle {
  display: inline-grid;
  width: 2.75rem;
  height: 2.75rem;
  flex: 0 0 auto;
  place-items: center;
  padding: 0;
  border: 1px solid rgba(21, 24, 28, .14);
  border-radius: .75rem;
  background: #fff;
  color: var(--brand-ink, #15181c);
  box-shadow: none;
  cursor: pointer;
  transition: background-color .16s ease, border-color .16s ease, color .16s ease;
}

.app-theme-toggle:hover {
  border-color: rgba(21, 24, 28, .26);
  background: #f5f6f3;
}

.app-theme-toggle:focus-visible {
  outline: 2px solid var(--brand-lime-strong, #b9ee37);
  outline-offset: 2px;
}

.app-theme-toggle__sun { display: none; }
.app-theme-toggle__moon { display: inline-block; }

.conceptual-axis-dropzone {
  background: #f8f9fa;
}

html[data-conceptual-theme="dark"] {
  color-scheme: dark;

  --conceptual-canvas: #0b0d0c;
  --conceptual-surface: #121513;
  --conceptual-surface-raised: #181c19;
  --conceptual-surface-soft: #202520;
  --conceptual-surface-hover: #252b26;
  --conceptual-border: #2a312c;
  --conceptual-border-strong: #3a433c;
  --conceptual-text: #f3f5f1;
  --conceptual-text-soft: #c5cbc6;
  --conceptual-muted: #9aa39d;
  --conceptual-subtle: #6e7771;
  --conceptual-positive: #4bd28b;
  --conceptual-positive-soft: rgba(75, 210, 139, .12);
  --conceptual-negative: #ff737d;
  --conceptual-negative-soft: rgba(255, 115, 125, .12);
  --conceptual-warning: #f2b94b;
  --conceptual-warning-soft: rgba(242, 185, 75, .12);
  --conceptual-info: #50b7ff;
  --conceptual-info-soft: rgba(80, 183, 255, .12);
  --conceptual-shadow: 0 20px 56px rgba(0, 0, 0, .34);

  --brand-lime: #bdfb3f;
  --brand-lime-strong: #c9ff58;
  --brand-lime-tint: rgba(189, 251, 63, .12);
  --brand-lime-ink: #182005;
  --brand-lime-text: #bdfb3f;
  --brand-coral: #ff737d;
  --brand-ink: #0d100f;
  --brand-ink-2: #171b18;
  --brand-cream: #f3f5f1;
  --brand-paper: #0b0d0c;
  --brand-line: #2a312c;
  --brand-muted: #9aa39d;
  --brand-muted-2: #6e7771;

  --app-shell-bg: var(--conceptual-canvas) !important;
  --app-sidebar-bg: #0d100f !important;
  --app-sidebar-border: rgba(255, 255, 255, .08) !important;
  --app-sidebar-text: #eef2ef !important;
  --app-sidebar-muted: #9aa39d !important;
  --app-sidebar-hover: rgba(255, 255, 255, .045) !important;
  --app-sidebar-active: var(--brand-lime) !important;
  --app-sidebar-active-bg: rgba(189, 251, 63, .12) !important;
  --app-shell-border: var(--conceptual-border) !important;
  --app-shell-shadow: var(--conceptual-shadow) !important;

  --bs-body-bg: var(--conceptual-canvas);
  --bs-body-color: var(--conceptual-text);
  --bs-border-color: var(--conceptual-border);
  --bs-secondary-color: var(--conceptual-muted);
  --bs-tertiary-bg: var(--conceptual-surface-soft);
}

html[data-conceptual-theme="dark"] body,
html[data-conceptual-theme="dark"] #app,
html[data-conceptual-theme="dark"] .app-main {
  background: var(--conceptual-canvas) !important;
  color: var(--conceptual-text);
}

html[data-conceptual-theme="dark"] body::selection {
  background: rgba(189, 251, 63, .28);
  color: var(--conceptual-text);
}

html[data-conceptual-theme="dark"] h1,
html[data-conceptual-theme="dark"] h2,
html[data-conceptual-theme="dark"] h3,
html[data-conceptual-theme="dark"] h4,
html[data-conceptual-theme="dark"] h5,
html[data-conceptual-theme="dark"] h6,
html[data-conceptual-theme="dark"] .h1,
html[data-conceptual-theme="dark"] .h2,
html[data-conceptual-theme="dark"] .h3,
html[data-conceptual-theme="dark"] .h4,
html[data-conceptual-theme="dark"] .h5,
html[data-conceptual-theme="dark"] .h6 {
  color: var(--conceptual-text);
}

html[data-conceptual-theme="dark"] a:not(.btn):not(.nav-link):not(.app-sidebar-link):not(.dropdown-item) {
  color: #aeeeff;
}

html[data-conceptual-theme="dark"] a:not(.btn):not(.nav-link):not(.app-sidebar-link):not(.dropdown-item):hover {
  color: #d1f6ff;
}

html[data-conceptual-theme="dark"] hr {
  border-color: var(--conceptual-border);
  opacity: 1;
}

/* App chrome */
html[data-conceptual-theme="dark"] .app-sidebar {
  background: #0d100f !important;
  border-right-color: rgba(255, 255, 255, .075);
  box-shadow: inset -1px 0 rgba(255, 255, 255, .015);
}

html[data-conceptual-theme="dark"] .app-sidebar__brand .logo-text-full,
html[data-conceptual-theme="dark"] .app-topbar .logo-text-full {
  color: #fff !important;
}

html[data-conceptual-theme="dark"] .app-sidebar__brand .logo-letter,
html[data-conceptual-theme="dark"] .app-topbar .logo-letter {
  background: var(--brand-lime) !important;
  color: var(--brand-lime-ink) !important;
}

html[data-conceptual-theme="dark"] .app-sidebar-section summary:hover {
  background: rgba(255, 255, 255, .045);
}

html[data-conceptual-theme="dark"] .app-sidebar-link.is-active {
  color: var(--brand-lime) !important;
  background: rgba(189, 251, 63, .12) !important;
  box-shadow: inset 0 0 0 1px rgba(189, 251, 63, .16) !important;
}

html[data-conceptual-theme="dark"] .app-sidebar-tooltip,
html[data-conceptual-theme="dark"] .app-sidebar-tooltip::before {
  background: #202520;
}

html[data-conceptual-theme="dark"] .app-topbar {
  background: rgba(18, 21, 19, .94);
  border-bottom-color: var(--conceptual-border);
  box-shadow: 0 1px 0 rgba(255, 255, 255, .02);
}

html[data-conceptual-theme="dark"] .app-topbar .logo-text-full,
html[data-conceptual-theme="dark"] .app-topbar__user .nav-link,
html[data-conceptual-theme="dark"] .app-topbar .form-check-label,
html[data-conceptual-theme="dark"] .app-topbar .alert-link {
  color: var(--conceptual-text);
}

html[data-conceptual-theme="dark"] .app-sidebar-toggle,
html[data-conceptual-theme="dark"] .app-theme-toggle {
  border-color: var(--conceptual-border);
  background: var(--conceptual-surface-soft);
  color: var(--conceptual-text);
  box-shadow: none;
}

html[data-conceptual-theme="dark"] .app-sidebar-toggle:hover,
html[data-conceptual-theme="dark"] .app-theme-toggle:hover {
  border-color: var(--conceptual-border-strong);
  background: var(--conceptual-surface-hover);
}

html[data-conceptual-theme="dark"] .app-theme-toggle__moon { display: none; }
html[data-conceptual-theme="dark"] .app-theme-toggle__sun { display: inline-block; }

html[data-conceptual-theme="dark"] .app-sidebar-backdrop {
  background: rgba(0, 0, 0, .62);
}

/* Forms */
html[data-conceptual-theme="dark"] .form-control,
html[data-conceptual-theme="dark"] .form-select,
html[data-conceptual-theme="dark"] .input-group-text,
html[data-conceptual-theme="dark"] .form-control:disabled,
html[data-conceptual-theme="dark"] .form-select:disabled {
  border-color: var(--conceptual-border);
  background-color: var(--conceptual-surface);
  color: var(--conceptual-text);
}

html[data-conceptual-theme="dark"] .form-control::placeholder {
  color: var(--conceptual-subtle);
  opacity: 1;
}

html[data-conceptual-theme="dark"] .form-control:focus,
html[data-conceptual-theme="dark"] .form-select:focus,
html[data-conceptual-theme="dark"] .form-check-input:focus {
  border-color: rgba(189, 251, 63, .55) !important;
  background-color: var(--conceptual-surface-raised);
  color: var(--conceptual-text);
  box-shadow: 0 0 0 .2rem rgba(189, 251, 63, .11) !important;
}

html[data-conceptual-theme="dark"] .form-check-input {
  border-color: var(--conceptual-border-strong);
  background-color: var(--conceptual-surface-soft);
}

html[data-conceptual-theme="dark"] .form-check-input:checked {
  border-color: var(--brand-lime) !important;
  background-color: var(--brand-lime) !important;
}

html[data-conceptual-theme="dark"] input[type="date"],
html[data-conceptual-theme="dark"] input[type="datetime-local"],
html[data-conceptual-theme="dark"] input[type="time"] {
  color-scheme: dark;
}

html[data-conceptual-theme="dark"] .form-text,
html[data-conceptual-theme="dark"] .form-label,
html[data-conceptual-theme="dark"] legend {
  color: var(--conceptual-muted);
}

html[data-conceptual-theme="dark"] .app-topbar select.form-control,
html[data-conceptual-theme="dark"] .app-topbar .form-control,
html[data-conceptual-theme="dark"] .app-topbar .form-select {
  border-color: var(--conceptual-border);
  background-color: var(--conceptual-surface-soft);
  color: var(--conceptual-text);
}

/* Buttons */
html[data-conceptual-theme="dark"] .btn-primary {
  --bs-btn-bg: var(--brand-lime);
  --bs-btn-border-color: var(--brand-lime);
  --bs-btn-color: var(--brand-lime-ink);
  --bs-btn-hover-bg: var(--brand-lime-strong);
  --bs-btn-hover-border-color: var(--brand-lime-strong);
  --bs-btn-hover-color: var(--brand-lime-ink);
}

html[data-conceptual-theme="dark"] .btn-secondary,
html[data-conceptual-theme="dark"] .btn-dark,
html[data-conceptual-theme="dark"] .btn-light {
  border-color: var(--conceptual-border-strong);
  background: var(--conceptual-surface-soft);
  color: var(--conceptual-text);
}

html[data-conceptual-theme="dark"] .btn-secondary:hover,
html[data-conceptual-theme="dark"] .btn-dark:hover,
html[data-conceptual-theme="dark"] .btn-light:hover {
  border-color: #515b53;
  background: var(--conceptual-surface-hover);
  color: var(--conceptual-text);
}

html[data-conceptual-theme="dark"] .btn-outline-secondary,
html[data-conceptual-theme="dark"] .btn-outline-dark,
html[data-conceptual-theme="dark"] .btn-outline-light {
  border-color: var(--conceptual-border-strong);
  color: var(--conceptual-text-soft);
}

html[data-conceptual-theme="dark"] .btn-outline-secondary:hover,
html[data-conceptual-theme="dark"] .btn-outline-dark:hover,
html[data-conceptual-theme="dark"] .btn-outline-light:hover {
  border-color: #515b53;
  background: var(--conceptual-surface-soft);
  color: var(--conceptual-text);
}

html[data-conceptual-theme="dark"] .btn-outline-primary {
  --bs-btn-color: var(--brand-lime);
  --bs-btn-border-color: rgba(189, 251, 63, .52);
  --bs-btn-hover-bg: var(--brand-lime);
  --bs-btn-hover-border-color: var(--brand-lime);
  --bs-btn-hover-color: var(--brand-lime-ink);
}

html[data-conceptual-theme="dark"] .btn-close {
  filter: invert(1) grayscale(1);
}

/* Surfaces */
html[data-conceptual-theme="dark"] .card,
html[data-conceptual-theme="dark"] .list-group-item,
html[data-conceptual-theme="dark"] .accordion-item,
html[data-conceptual-theme="dark"] .modal-content,
html[data-conceptual-theme="dark"] .offcanvas,
html[data-conceptual-theme="dark"] .popover,
html[data-conceptual-theme="dark"] .toast {
  border-color: var(--conceptual-border);
  background-color: var(--conceptual-surface);
  color: var(--conceptual-text);
}

html[data-conceptual-theme="dark"] .card-header,
html[data-conceptual-theme="dark"] .card-footer,
html[data-conceptual-theme="dark"] .modal-header,
html[data-conceptual-theme="dark"] .modal-footer,
html[data-conceptual-theme="dark"] .offcanvas-header,
html[data-conceptual-theme="dark"] .toast-header {
  border-color: var(--conceptual-border);
  background: var(--conceptual-surface-soft);
  color: var(--conceptual-text);
}

/* Legacy neutral surfaces that still use inline light colors. Keep these
   constrained to structural UI elements so creative/content previews retain
   their intentional canvas colors. */
html[data-conceptual-theme="dark"] .navbar.rounded-lg.shadow-sm[style*="background:#fff"],
html[data-conceptual-theme="dark"] .navbar.rounded-lg.shadow-sm[style*="background: #fff"],
html[data-conceptual-theme="dark"] .navbar.rounded.shadow-sm[style*="background:#fff"],
html[data-conceptual-theme="dark"] .navbar.rounded.shadow-sm[style*="background: #fff"],
html[data-conceptual-theme="dark"] .card[style*="background:#fff"],
html[data-conceptual-theme="dark"] .card[style*="background: #fff"],
html[data-conceptual-theme="dark"] .card[style*="background-color:#fff"],
html[data-conceptual-theme="dark"] .card[style*="background-color: #fff"] {
  border-color: var(--conceptual-border) !important;
  background: var(--conceptual-surface) !important;
  color: var(--conceptual-text) !important;
}

html[data-conceptual-theme="dark"] .alert-light,
html[data-conceptual-theme="dark"] .conceptual-axis-dropzone,
html[data-conceptual-theme="dark"] th[style*="background:#f8f9fa"],
html[data-conceptual-theme="dark"] th[style*="background: #f8f9fa"],
html[data-conceptual-theme="dark"] td[style*="background:#f8f9fa"],
html[data-conceptual-theme="dark"] td[style*="background: #f8f9fa"] {
  border-color: var(--conceptual-border) !important;
  background: var(--conceptual-surface-soft) !important;
  color: var(--conceptual-text-soft) !important;
}

html[data-conceptual-theme="dark"] .accordion-button {
  background: var(--conceptual-surface);
  color: var(--conceptual-text);
  box-shadow: none;
}

html[data-conceptual-theme="dark"] .accordion-button:not(.collapsed) {
  background: var(--conceptual-surface-soft);
  color: var(--conceptual-text);
}

html[data-conceptual-theme="dark"] .accordion-button::after {
  filter: invert(1) grayscale(1);
}

html[data-conceptual-theme="dark"] .dropdown-menu {
  --bs-dropdown-bg: var(--conceptual-surface-raised);
  --bs-dropdown-border-color: var(--conceptual-border);
  --bs-dropdown-color: var(--conceptual-text);
  --bs-dropdown-link-color: var(--conceptual-text-soft);
  --bs-dropdown-link-hover-color: var(--conceptual-text);
  --bs-dropdown-link-hover-bg: var(--conceptual-surface-hover);
  --bs-dropdown-link-active-color: var(--brand-lime-ink);
  --bs-dropdown-link-active-bg: var(--brand-lime);
  border-color: var(--conceptual-border);
  background: var(--conceptual-surface-raised);
  color: var(--conceptual-text);
  box-shadow: var(--conceptual-shadow);
}

html[data-conceptual-theme="dark"] .dropdown-item {
  color: var(--conceptual-text-soft);
}

html[data-conceptual-theme="dark"] .dropdown-item:hover,
html[data-conceptual-theme="dark"] .dropdown-item:focus {
  background: var(--conceptual-surface-hover);
  color: var(--conceptual-text);
}

html[data-conceptual-theme="dark"] .dropdown-divider,
html[data-conceptual-theme="dark"] .list-group-item + .list-group-item {
  border-color: var(--conceptual-border);
}

html[data-conceptual-theme="dark"] .dropdown-header,
html[data-conceptual-theme="dark"] .popover-header {
  border-color: var(--conceptual-border);
  background: var(--conceptual-surface-soft);
  color: var(--conceptual-muted);
}

/* Tables */
html[data-conceptual-theme="dark"] .table {
  --bs-table-color: var(--conceptual-text);
  --bs-table-bg: transparent;
  --bs-table-border-color: var(--conceptual-border);
  --bs-table-striped-color: var(--conceptual-text);
  --bs-table-striped-bg: rgba(255, 255, 255, .018);
  --bs-table-hover-color: var(--conceptual-text);
  --bs-table-hover-bg: var(--conceptual-surface-hover);
  color: var(--conceptual-text);
  border-color: var(--conceptual-border);
}

html[data-conceptual-theme="dark"] .table > :not(caption) > * > * {
  border-bottom-color: var(--conceptual-border);
  background-color: transparent;
  color: inherit;
}

html[data-conceptual-theme="dark"] .table thead,
html[data-conceptual-theme="dark"] .table thead th,
html[data-conceptual-theme="dark"] .table-dashboard thead,
html[data-conceptual-theme="dark"] .table-dashboard thead th,
html[data-conceptual-theme="dark"] thead[style*="cbd6e7"],
html[data-conceptual-theme="dark"] thead[style*="203, 214, 231"] {
  border-color: var(--conceptual-border) !important;
  background: var(--conceptual-surface-soft) !important;
  color: var(--conceptual-muted) !important;
}

html[data-conceptual-theme="dark"] .table-light,
html[data-conceptual-theme="dark"] .table-light > th,
html[data-conceptual-theme="dark"] .table-light > td,
html[data-conceptual-theme="dark"] .table-dark,
html[data-conceptual-theme="dark"] .table-dark > th,
html[data-conceptual-theme="dark"] .table-dark > td,
html[data-conceptual-theme="dark"] table.table-dashboard tr.table-dark td {
  --bs-table-bg: var(--conceptual-surface-soft);
  --bs-table-color: var(--conceptual-text);
  border-color: var(--conceptual-border) !important;
  background: var(--conceptual-surface-soft) !important;
  color: var(--conceptual-text) !important;
}

html[data-conceptual-theme="dark"] .table-responsive {
  border-color: var(--conceptual-border);
}

html[data-conceptual-theme="dark"] div.table-wrapper {
  border-color: var(--conceptual-border);
  background: var(--conceptual-surface);
}

/* Navigation */
html[data-conceptual-theme="dark"] .nav-tabs {
  border-color: var(--conceptual-border);
}

html[data-conceptual-theme="dark"] .nav-tabs .nav-link,
html[data-conceptual-theme="dark"] .nav-pills .nav-link {
  color: var(--conceptual-muted);
}

html[data-conceptual-theme="dark"] .nav-tabs .nav-link:hover,
html[data-conceptual-theme="dark"] .nav-tabs .nav-link:focus,
html[data-conceptual-theme="dark"] .nav-pills .nav-link:hover {
  border-color: var(--conceptual-border);
  background: var(--conceptual-surface-soft) !important;
  color: var(--conceptual-text) !important;
}

html[data-conceptual-theme="dark"] .nav-tabs .nav-link.active {
  border-color: var(--conceptual-border) var(--conceptual-border) var(--conceptual-surface);
  background: var(--conceptual-surface);
  color: var(--conceptual-text);
}

html[data-conceptual-theme="dark"] .nav-pills-sm .nav-link.active,
html[data-conceptual-theme="dark"] .nav-pills .nav-link.active {
  background: var(--conceptual-text) !important;
  color: var(--conceptual-canvas) !important;
}

/* Feedback, status, and utility colors */
html[data-conceptual-theme="dark"] .text-muted,
html[data-conceptual-theme="dark"] .text-secondary {
  color: var(--conceptual-muted) !important;
}

html[data-conceptual-theme="dark"] .text-dark {
  color: var(--conceptual-text) !important;
}

html[data-conceptual-theme="dark"] .text-success { color: var(--conceptual-positive) !important; }
html[data-conceptual-theme="dark"] .text-danger { color: var(--conceptual-negative) !important; }
html[data-conceptual-theme="dark"] .text-warning { color: var(--conceptual-warning) !important; }
html[data-conceptual-theme="dark"] .text-info { color: var(--conceptual-info) !important; }

html[data-conceptual-theme="dark"] .bg-white,
html[data-conceptual-theme="dark"] .bg-light {
  background-color: var(--conceptual-surface-soft) !important;
  color: var(--conceptual-text) !important;
}

html[data-conceptual-theme="dark"] .bg-dark {
  background-color: var(--conceptual-surface-hover) !important;
  color: var(--conceptual-text) !important;
}

html[data-conceptual-theme="dark"] .border,
html[data-conceptual-theme="dark"] .border-top,
html[data-conceptual-theme="dark"] .border-end,
html[data-conceptual-theme="dark"] .border-bottom,
html[data-conceptual-theme="dark"] .border-start,
html[data-conceptual-theme="dark"] .border-dark,
html[data-conceptual-theme="dark"] .border-light,
html[data-conceptual-theme="dark"] .border-secondary {
  border-color: var(--conceptual-border) !important;
}

html[data-conceptual-theme="dark"] .badge.bg-light,
html[data-conceptual-theme="dark"] .badge.bg-white {
  border-color: var(--conceptual-border-strong) !important;
  background: var(--conceptual-surface-soft) !important;
  color: var(--conceptual-text-soft) !important;
}

html[data-conceptual-theme="dark"] .badge.bg-secondary { background: #58615a !important; }
html[data-conceptual-theme="dark"] .badge.bg-success { background: #16724a !important; }
html[data-conceptual-theme="dark"] .badge.bg-danger { background: #a53640 !important; }
html[data-conceptual-theme="dark"] .badge.bg-info { background: #246f9d !important; color: #f4fbff !important; }
html[data-conceptual-theme="dark"] .badge.bg-warning.text-dark,
html[data-conceptual-theme="dark"] .bg-warning.text-dark,
html[data-conceptual-theme="dark"] .btn-warning { color: #241900 !important; }

html[data-conceptual-theme="dark"] .alert {
  border-color: var(--conceptual-border-strong);
  background: var(--conceptual-surface-soft);
  color: var(--conceptual-text-soft);
}

html[data-conceptual-theme="dark"] .alert-secondary { background: var(--conceptual-surface-soft); color: var(--conceptual-text-soft); }
html[data-conceptual-theme="dark"] .alert-success { border-color: rgba(75, 210, 139, .32); background: var(--conceptual-positive-soft); color: #8ce9b8; }
html[data-conceptual-theme="dark"] .alert-danger { border-color: rgba(255, 115, 125, .34); background: var(--conceptual-negative-soft); color: #ffadb3; }
html[data-conceptual-theme="dark"] .alert-warning { border-color: rgba(242, 185, 75, .34); background: var(--conceptual-warning-soft); color: #f5d28d; }
html[data-conceptual-theme="dark"] .alert-info { border-color: rgba(80, 183, 255, .34); background: var(--conceptual-info-soft); color: #9bd8ff; }

html[data-conceptual-theme="dark"] .progress {
  background: var(--conceptual-surface-soft);
}

html[data-conceptual-theme="dark"] .pagination {
  --bs-pagination-bg: var(--conceptual-surface);
  --bs-pagination-border-color: var(--conceptual-border);
  --bs-pagination-color: var(--conceptual-muted);
  --bs-pagination-hover-bg: var(--conceptual-surface-hover);
  --bs-pagination-hover-border-color: var(--conceptual-border-strong);
  --bs-pagination-hover-color: var(--conceptual-text);
  --bs-pagination-disabled-bg: var(--conceptual-surface);
  --bs-pagination-disabled-border-color: var(--conceptual-border);
}

html[data-conceptual-theme="dark"] .page-item.active .page-link {
  border-color: var(--brand-lime) !important;
  background: var(--brand-lime) !important;
  color: var(--brand-lime-ink) !important;
}

html[data-conceptual-theme="dark"] code,
html[data-conceptual-theme="dark"] pre {
  color: #b8e8ff;
}

html[data-conceptual-theme="dark"] pre {
  border: 1px solid var(--conceptual-border);
  background: #090b0a;
}

/* Shared Conceptual Agent pages */
html[data-conceptual-theme="dark"] .agent-refresh {
  --agent-ink: var(--conceptual-text);
  --agent-muted: var(--conceptual-muted);
  --agent-border: var(--conceptual-border);
  --agent-border-soft: #232a25;
  --agent-surface: var(--conceptual-surface);
  --agent-surface-soft: var(--conceptual-surface-soft);
  --agent-lime: var(--brand-lime);
  --agent-lime-soft: var(--brand-lime-tint);
  --agent-green: var(--conceptual-positive);
  --agent-green-soft: var(--conceptual-positive-soft);
  --agent-amber: var(--conceptual-warning);
  --agent-amber-soft: var(--conceptual-warning-soft);
  --agent-red: var(--conceptual-negative);
  --agent-red-soft: var(--conceptual-negative-soft);
}

html[data-conceptual-theme="dark"] .agent-refresh .nav-pills-sm .nav-link.active {
  background: var(--conceptual-text);
  color: var(--conceptual-canvas);
}

html[data-conceptual-theme="dark"] .agent-refresh details.agent-disclosure > summary:hover,
html[data-conceptual-theme="dark"] .agent-refresh .agent-table-surface tbody tr:hover td {
  background: var(--conceptual-surface-hover);
}

html[data-conceptual-theme="dark"] .agent-refresh .agent-chart-surface .conceptual-chart-container > .card {
  border-color: var(--conceptual-border);
  background: var(--conceptual-surface);
}

html[data-conceptual-theme="dark"] .agent-refresh .agent-grade-good {
  background: var(--conceptual-positive-soft);
  color: var(--conceptual-positive);
}

html[data-conceptual-theme="dark"] .agent-refresh .agent-grade-watch {
  background: var(--conceptual-warning-soft);
  color: var(--conceptual-warning);
}

html[data-conceptual-theme="dark"] .agent-refresh .agent-grade-poor {
  background: var(--conceptual-negative-soft);
  color: var(--conceptual-negative);
}

html[data-conceptual-theme="dark"] .agent-refresh .agent-grade-none {
  background: var(--conceptual-surface-soft);
  color: var(--conceptual-muted);
}

html[data-conceptual-theme="dark"] .agent-refresh .agent-error-disclosure p {
  border-color: rgba(255, 115, 125, .28);
}

/* Ideas */
html[data-conceptual-theme="dark"] .ideas-refresh .ideas-row:hover td,
html[data-conceptual-theme="dark"] .ideas-refresh .ideas-row-open td,
html[data-conceptual-theme="dark"] .ideas-refresh .ideas-disclosure summary:hover,
html[data-conceptual-theme="dark"] .ideas-refresh .ideas-entity-row:hover {
  background: var(--conceptual-surface-hover);
}

html[data-conceptual-theme="dark"] .ideas-refresh .ideas-impact-pill {
  border-color: rgba(189, 251, 63, .34);
  color: #c8ff61;
}

html[data-conceptual-theme="dark"] .ideas-refresh .ideas-impact-low { border-color: #53624a; color: #a6b89e; }
html[data-conceptual-theme="dark"] .ideas-refresh .ideas-impact-medium { border-color: #6f8c4f; color: #bfe993; }
html[data-conceptual-theme="dark"] .ideas-refresh .ideas-impact-high { border-color: #95c65c; color: var(--brand-lime); }

html[data-conceptual-theme="dark"] .ideas-refresh .ideas-learning-card {
  border-color: rgba(189, 251, 63, .22);
  background: rgba(189, 251, 63, .07);
}

html[data-conceptual-theme="dark"] .ideas-refresh .ideas-card-icon {
  background: rgba(189, 251, 63, .14);
  color: var(--brand-lime);
}

html[data-conceptual-theme="dark"] .ideas-refresh .ideas-duplicate-note {
  border-color: rgba(242, 185, 75, .28);
  color: #f1cd84;
}

html[data-conceptual-theme="dark"] .ideas-refresh .ideas-table th {
  background: var(--conceptual-surface-soft);
}

html[data-conceptual-theme="dark"] .ideas-refresh .ideas-entity-row,
html[data-conceptual-theme="dark"] .ideas-refresh .ideas-entity-row:nth-child(even),
html[data-conceptual-theme="dark"] .ideas-refresh .ideas-table td {
  background: var(--conceptual-surface);
}

html[data-conceptual-theme="dark"] .ideas-refresh .ideas-entity-window {
  border-color: var(--conceptual-border-strong);
  background: var(--conceptual-surface-soft);
}

html[data-conceptual-theme="dark"] .ideas-refresh .ideas-entity-campaign span {
  color: var(--conceptual-subtle);
}

/* Account overview */
html[data-conceptual-theme="dark"] .overview-kpi-card,
html[data-conceptual-theme="dark"] .overview-pacing-card,
html[data-conceptual-theme="dark"] .overview-exp-card,
html[data-conceptual-theme="dark"] .overview-empty-state__preview {
  border-color: var(--conceptual-border);
  background: var(--conceptual-surface);
  color: var(--conceptual-text);
}

html[data-conceptual-theme="dark"] .overview-kpi-label,
html[data-conceptual-theme="dark"] .overview-kpi-value,
html[data-conceptual-theme="dark"] .overview-pacing-stat-value,
html[data-conceptual-theme="dark"] .overview-exp-title,
html[data-conceptual-theme="dark"] .overview-exp-result-headline,
html[data-conceptual-theme="dark"] .overview-kpi-split-line strong {
  color: var(--conceptual-text);
}

html[data-conceptual-theme="dark"] .overview-kpi-label .bi,
html[data-conceptual-theme="dark"] .overview-kpi-delta,
html[data-conceptual-theme="dark"] .overview-kpi-subline,
html[data-conceptual-theme="dark"] .overview-kpi-secondary-line,
html[data-conceptual-theme="dark"] .overview-kpi-split-line,
html[data-conceptual-theme="dark"] .overview-kpi-foot,
html[data-conceptual-theme="dark"] .overview-pacing-stat-label,
html[data-conceptual-theme="dark"] .overview-exp-hypothesis,
html[data-conceptual-theme="dark"] .overview-exp-result-caption,
html[data-conceptual-theme="dark"] .overview-mix-legend {
  color: var(--conceptual-muted);
}

html[data-conceptual-theme="dark"] .overview-kpi-secondary,
html[data-conceptual-theme="dark"] .overview-kpi-split-lines,
html[data-conceptual-theme="dark"] .overview-pacing-stats,
html[data-conceptual-theme="dark"] .overview-pacing-stat,
html[data-conceptual-theme="dark"] .overview-exp-result {
  border-color: var(--conceptual-border);
}

html[data-conceptual-theme="dark"] .overview-kpi-card .progress {
  background: var(--conceptual-surface-soft);
}

html[data-conceptual-theme="dark"] .account-pill--positive { background: var(--conceptual-positive-soft); color: var(--conceptual-positive); }
html[data-conceptual-theme="dark"] .account-pill--negative { background: var(--conceptual-negative-soft); color: var(--conceptual-negative); }
html[data-conceptual-theme="dark"] .account-pill--neutral,
html[data-conceptual-theme="dark"] .account-pill--muted { background: var(--conceptual-surface-soft); color: var(--conceptual-muted); }

html[data-conceptual-theme="dark"] .account-summary-table .account-status-message,
html[data-conceptual-theme="dark"] .account-summary-table tr.overview-child-row td:first-child {
  color: var(--conceptual-text-soft);
}

html[data-conceptual-theme="dark"] .account-summary-table .account-status-message--muted,
html[data-conceptual-theme="dark"] .account-summary-table .account-status-detail,
html[data-conceptual-theme="dark"] .account-summary-table .account-metric-delta,
html[data-conceptual-theme="dark"] .account-summary-table tr.table-dark .account-metric-delta,
html[data-conceptual-theme="dark"] .account-summary-table tr.table-dark .account-status-detail {
  color: var(--conceptual-muted);
}

html[data-conceptual-theme="dark"] .overview-empty-state {
  border-color: var(--conceptual-border);
  background:
    linear-gradient(90deg, rgba(18, 21, 19, .98), rgba(24, 28, 25, .98)),
    repeating-linear-gradient(0deg, transparent, transparent 2rem, rgba(255, 255, 255, .02) 2rem, rgba(255, 255, 255, .02) calc(2rem + 1px));
}

html[data-conceptual-theme="dark"] .overview-empty-state__title { color: var(--conceptual-text); }
html[data-conceptual-theme="dark"] .overview-empty-state__copy { color: var(--conceptual-muted); }
html[data-conceptual-theme="dark"] .overview-empty-state__icon { background: var(--conceptual-positive-soft); color: var(--conceptual-positive); }
html[data-conceptual-theme="dark"] .overview-empty-state__eyebrow { color: var(--conceptual-positive); }

html[data-conceptual-theme="dark"] .overview-empty-state__preview-top span,
html[data-conceptual-theme="dark"] .overview-empty-state__preview-grid span,
html[data-conceptual-theme="dark"] .overview-empty-state__preview-chart span {
  background: var(--conceptual-surface-soft);
}

html[data-conceptual-theme="dark"] .overview-empty-state__preview-grid span:nth-child(1) { background: var(--conceptual-positive-soft); }
html[data-conceptual-theme="dark"] .overview-empty-state__preview-grid span:nth-child(3) { background: var(--conceptual-info-soft); }

/* Common page-specific shells */
html[data-conceptual-theme="dark"] .negative-keywords-list-card,
html[data-conceptual-theme="dark"] .keyword-list-card,
html[data-conceptual-theme="dark"] .report-card,
html[data-conceptual-theme="dark"] .chart-container,
html[data-conceptual-theme="dark"] .conceptual-chart-container > .card {
  border-color: var(--conceptual-border) !important;
  background: var(--conceptual-surface) !important;
  color: var(--conceptual-text);
}

html[data-conceptual-theme="dark"] .negative-keywords-list-card .card-header,
html[data-conceptual-theme="dark"] .negative-keywords-table-wrap .table thead th {
  border-color: var(--conceptual-border) !important;
  background: var(--conceptual-surface-soft) !important;
  color: var(--conceptual-muted) !important;
}

@media (prefers-reduced-motion: reduce) {
  .app-theme-toggle { transition: none; }
}