:root {
  --bg: #0a0f14;
  --surface: #111922;
  --surface-alt: #162331;
  --border: #243241;
  --accent: #33b1ff;
  --accent-soft: rgba(51, 177, 255, 0.16);
  --text: #f5f7fb;
  --text-muted: #93a1b6;
  --danger: #ff6b6b;
  --shadow: 0 12px 28px rgba(8, 20, 31, 0.36);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Ubuntu,
    sans-serif;
  background: var(--bg);
  color: var(--text);
  display: grid;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  grid-template-columns: 240px 1fr;
  grid-template-rows: auto 1fr auto;
  min-height: 100vh;
}

.app-header {
  grid-column: 1 / span 2;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  background: linear-gradient(120deg, rgba(14, 32, 48, 0.92), rgba(14, 24, 44, 0.72));
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.header-logo {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.header-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1.5rem;
}

.header-metrics {
  display: flex;
  gap: 1rem;
}

.metric-tile {
  background: rgba(22, 35, 49, 0.85);
  border: 1px solid rgba(51, 177, 255, 0.2);
  border-radius: 10px;
  padding: 0.55rem 0.85rem;
  min-width: 180px;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.metric-label {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245, 247, 251, 0.65);
}

.metric-value {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  word-break: break-word;
}

.title-group h1 {
  margin: 0;
  /* Was 1.75rem -- shrunk to match the aggregator UI's header tone.
     The version chip rendered by the ``apiVersion`` <small> below sits
     inline with the title, so a smaller weight reads less crowded. */
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.title-group h1 #apiVersion {
  margin-left: 0.4rem;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.title-group p {
  margin: 0.35rem 0 0;
}

.header-actions {
  display: flex;
  gap: 0.75rem;
}

.side-nav {
  grid-row: 2 / 3;
  padding: 1rem 0 0;
  border-right: 1px solid var(--border);
  background: rgba(12, 18, 26, 0.85);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  /* No gap -- nav items butt against each other. The hover / active
     backgrounds provide enough visual separation. */
  gap: 0;
}

.nav-group {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.5rem 1rem;
}

/* Extra breathing room between groups so the SETUP / MONITORING /
   DOCUMENTATION sections read as distinct. */
.nav-item + .nav-group {
  margin-top: 0.75rem;
}

.nav-item {
  border: none;
  border-left: 3px solid transparent;
  background: transparent;
  color: inherit;
  text-align: left;
  padding: 0.4rem 1rem;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
  font-size: 0.8rem;
  letter-spacing: 0.01em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  /* Emoji icons (matching the aggregator console) render at this font-size;
     the inline SVG icons (DER Program, Groups, Live Traffic) are sized by the
     rule below. Small, inline-sized box keeps the label column aligned while
     matching the aggregator's tighter icon scale. */
  width: 16px;
  height: 16px;
  font-size: 0.85rem;
  line-height: 1;
  color: inherit;
}

.nav-icon svg {
  width: 15px;
  height: 15px;
  filter: saturate(1.45) brightness(1.15);
}

.nav-text {
  flex: 1;
}

/* Preserve any explicit ``fill="none"`` (e.g. paths that should only
   show their stroke). All other fills / strokes come from the SVG
   markup directly so the icons read distinct from one another. */
.nav-icon svg [fill="none"] {
  fill: none;
}

.nav-item:hover {
  background: rgba(51, 177, 255, 0.1);
  color: var(--accent);
}

.nav-item.active {
  background: var(--accent-soft);
  color: var(--accent);
  border-left-color: var(--accent);
}

.content {
  grid-column: 2 / 3;
  grid-row: 2 / 3;
  padding: 1.5rem 2rem 2.5rem;
  display: grid;
  gap: 1.5rem;
  align-content: start;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  box-shadow: 0 8px 20px rgba(8, 15, 24, 0.32);
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.section-heading h2 {
  margin: 0;
  font-size: 1.3rem;
}

.section-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.section-actions button {
  white-space: nowrap;
}

.inline-controls {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.inline-controls label {
  color: var(--text-muted);
  font-size: 0.9rem;
}

#resourceStatus {
  margin-top: 0.75rem;
}

#derControlSelector {
  min-width: 240px;
  padding: 0.45rem 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface-alt);
  color: inherit;
}

#derControlSummary {
  margin-bottom: 1rem;
}

.der-control-list {
  display: grid;
  gap: 1rem;
}

.der-control-view-container {
  display: grid;
  gap: 1.5rem;
}

.der-control-card {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  display: grid;
  gap: 0.75rem;
  box-shadow: 0 6px 14px rgba(7, 14, 22, 0.28);
}

.der-control-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
}

.der-control-card-header h4 {
  margin: 0;
  font-size: 1.05rem;
}

.der-control-card-header .muted {
  font-size: 0.85rem;
}

.der-control-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.der-control-body {
  display: grid;
  gap: 0.6rem;
}

.der-control-view {
  margin: 0;
  background: rgba(7, 12, 18, 0.75);
  border: 1px solid rgba(42, 58, 78, 0.85);
  border-radius: 8px;
  padding: 0.75rem;
  max-height: 260px;
  overflow: auto;
  font-family: "Consolas", "Courier New", monospace;
  font-size: 0.88rem;
}

.der-control-editor {
  display: grid;
  gap: 0.6rem;
}

.der-control-edit-actions {
  justify-content: flex-start;
}

.der-control-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.der-control-status {
  font-size: 0.85rem;
}

.der-control-status.error {
  color: var(--danger);
}


.der-control-create-card {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  display: grid;
  gap: 0.85rem;
  box-shadow: 0 6px 14px rgba(7, 14, 22, 0.28);
}

.der-control-create-fields {
  display: grid;
  gap: 0.45rem;
}

.der-control-create-fields label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Base dark-theme styling for text-like form controls. Inputs without a
   component-specific rule (e.g. the notification trigger's Resource Path
   field) otherwise fall back to the browser default -- white background with
   dark text, unreadable on the dark surface (issue #398). Explicit type
   selectors keep checkboxes/radios native and match the specificity of the
   component rules below, which still override on ties via source order. */
input[type="text"],
input[type="search"],
input[type="number"],
input[type="url"],
input[type="password"],
input[type="email"],
select,
textarea {
  padding: 0.45rem 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font: inherit;
}

input[type="text"]::placeholder,
input[type="search"]::placeholder,
input[type="number"]::placeholder,
input[type="url"]::placeholder,
input[type="password"]::placeholder,
input[type="email"]::placeholder,
textarea::placeholder {
  color: var(--text-muted);
  opacity: 0.7;
}

/* Themed native file picker button (rounded, muted -- matches the dark UI
   instead of the browser's bright default). */
input[type="file"] {
  color: var(--text-muted);
  font: inherit;
}

input[type="file"]::file-selector-button {
  margin-right: 0.75rem;
  padding: 0.4rem 0.85rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface-alt);
  color: var(--text);
  font: inherit;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

input[type="file"]::file-selector-button:hover {
  background: var(--surface);
  border-color: var(--accent);
}

.der-control-create-fields select,
.der-control-create-fields input,
.der-control-mode-input {
  width: 100%;
  padding: 0.45rem 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: inherit;
  font: inherit;
}

.der-control-create-fields input::placeholder,
.der-control-mode-input::placeholder {
  color: var(--text-muted);
  opacity: 0.7;
}

.der-control-create-fields select:focus,
.der-control-create-fields input:focus,
.der-control-mode-input:focus {
  outline: none;
  border-color: var(--accent, #4ea1ff);
  box-shadow: 0 0 0 2px rgba(78, 161, 255, 0.18);
}

.der-control-mode-field {
  display: grid;
  gap: 0.45rem;
  margin-top: 0.6rem;
}

.der-control-mode-field label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.der-control-create-card .button-row {
  justify-content: flex-start;
}

#derControlCreateDerp,
#derControlCreateType {
  min-width: 220px;
}

.der-control-footer-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 0.5rem;
}

.der-control-list .muted {
  color: var(--text-muted);
}

.section-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2rem 0 1.5rem;
}

@media (max-width: 1180px) {
  .der-control-create-card {
    position: static;
  }
}

#deviceSelector {
  min-width: 160px;
  padding: 0.45rem 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface-alt);
  color: inherit;
}

button {
  font: inherit;
  cursor: pointer;
  border-radius: 6px;
  padding: 0.45rem 0.85rem;
  border: 1px solid transparent;
  transition: transform 0.1s ease, background 0.2s ease;
}

button:active {
  transform: scale(0.98);
}

button.primary {
  background: var(--accent);
  color: #000;
  border-color: transparent;
}

button.ghost {
  background: rgba(51, 177, 255, 0.08);
  color: var(--accent);
  border-color: rgba(51, 177, 255, 0.3);
}

button.ghost:hover,
button.primary:hover {
  box-shadow: 0 6px 20px rgba(51, 177, 255, 0.22);
}

.data-grid {
  display: grid;
  gap: 0.6rem;
}

.data-grid .row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.55rem 0.75rem;
  background: var(--surface-alt);
  border-radius: 8px;
  border: 1px solid rgba(36, 50, 65, 0.8);
}

.data-grid .key {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.data-grid .value {
  font-weight: 600;
}

.card-list {
  display: grid;
  gap: 1rem;
}

.card-item {
  border: 1px solid rgba(40, 60, 78, 0.85);
  border-radius: 10px;
  padding: 0.85rem 1rem;
  background: var(--surface-alt);
  display: grid;
  gap: 0.5rem;
}

.card-item.active {
  border-color: var(--accent);
  box-shadow: 0 10px 24px rgba(51, 177, 255, 0.18);
}

.card-item header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: rgba(51, 177, 255, 0.12);
  color: var(--accent);
  font-size: 0.8rem;
}

.detail-card {
  margin-top: 1rem;
  background: rgba(16, 26, 38, 0.85);
  border: 1px solid rgba(45, 64, 82, 0.9);
  border-radius: 10px;
  padding: 1rem;
  display: grid;
  gap: 0.75rem;
}

.detail-grid {
  display: grid;
  gap: 0.5rem;
}

.detail-grid .row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 0.5rem;
  font-size: 0.92rem;
}

.detail-grid .label {
  color: var(--text-muted);
}

.device-state-panels {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.device-state-card {
  background: rgba(16, 26, 38, 0.85);
  border: 1px solid rgba(45, 64, 82, 0.9);
  border-radius: 10px;
  padding: 1rem;
  display: grid;
  gap: 0.75rem;
}

.device-state-heading {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.device-state-heading h3 {
  margin: 0;
  flex: 1;
}

.device-state-autorefresh {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.device-state-subheading {
  display: flex;
  align-items: center;
  margin-top: 0.5rem;
}

.device-state-subheading h4 {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.list-divider {
  border: none;
  border-top: 1px solid rgba(45, 64, 82, 0.7);
  margin: 0.5rem 0;
}

pre.json-view {
  margin: 0;
  padding: 0.75rem;
  background: rgba(8, 16, 24, 0.9);
  border-radius: 8px;
  border: 1px solid rgba(40, 58, 76, 0.9);
  max-height: 320px;
  overflow: auto;
  font-size: 0.85rem;
}

.app-footer {
  grid-column: 1 / span 2;
  border-top: 1px solid var(--border);
  padding: 0.85rem 2rem;
  background: rgba(8, 14, 20, 0.9);
}

.muted {
  color: var(--text-muted);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: rgba(45, 160, 110, 0.1);
  color: #4cd7a5;
  font-size: 0.78rem;
}

.program-list {
  display: grid;
  gap: 0.75rem;
}

.program-item {
  position: relative;
  border: 1px solid rgba(40, 58, 76, 0.9);
  border-radius: 10px;
  padding: 0.85rem;
  background: rgba(16, 24, 32, 0.85);
  cursor: pointer;
  transition: transform 0.15s ease, border 0.15s ease;
}

/* P7.4b trash icon: sits in the top-right of every program card,
   muted by default, picks up the danger color on hover/focus so the
   destructive intent is unmistakable on interaction. Larger
   click-target padding compensates for the small SVG. */
.program-item-delete-icon {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  width: 28px;
  height: 28px;
  padding: 4px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s ease, background 0.15s ease;
}

.program-item-delete-icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

.program-item-delete-icon:hover,
.program-item-delete-icon:focus {
  color: var(--danger);
  background: rgba(255, 107, 107, 0.12);
  outline: none;
}

.program-item-delete-icon:focus-visible {
  box-shadow: 0 0 0 2px rgba(255, 107, 107, 0.4);
}

.program-item:hover {
  transform: translateY(-2px);
  border-color: rgba(51, 177, 255, 0.6);
}

.program-item.active {
  border-color: var(--accent);
  box-shadow: 0 8px 24px rgba(51, 177, 255, 0.18);
}

/* P7.4a inline edit form on each program card. The view pane uses
   the existing .program-item layout; the edit pane below shares the
   dropdown / input styling from .der-control-create-fields so the
   form reads as part of the same family. */
.program-item-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.6rem;
}

.program-item-edit {
  display: grid;
  gap: 0.55rem;
  margin-top: 0.6rem;
}

/* The author rule ``display: grid`` above wins over the UA's
   ``[hidden] { display: none }`` (same specificity, author beats
   UA), so the ``hidden`` HTML attribute alone wouldn't actually
   collapse these panes. Re-assert it explicitly. Same applies to
   .program-item-confirm below. */
.program-item-edit[hidden] {
  display: none;
}

.program-item-edit label {
  display: grid;
  gap: 0.3rem;
}

.program-item-edit input {
  width: 100%;
  padding: 0.45rem 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: inherit;
  font: inherit;
}

.program-item-edit input::placeholder {
  color: var(--text-muted);
  opacity: 0.7;
}

.program-item-edit input:focus {
  outline: none;
  border-color: var(--accent, #4ea1ff);
  box-shadow: 0 0 0 2px rgba(78, 161, 255, 0.18);
}

.program-item-status {
  font-size: 0.85rem;
}

.program-item-status.error {
  color: var(--danger);
}

/* When the card flips to edit mode the cursor:pointer hint from
   .program-item is misleading -- the user is typing, not opening a
   detail view. Override locally. */
.program-item:has(.program-item-edit:not([hidden])) {
  cursor: default;
}

/* Read-only resource path links + JSON expand on each program card.
   Shared across DefaultDERControl (P8.4), DERControl list, and
   DERCurve list lines. When the resource is set, the line renders
   "<Label>: <path>" with the path as a clickable link; clicking
   expands an inline <pre> showing the resource as JSON. Authoring
   lives on gridSupportSection's Create DER Control form. */
.program-item-resource-link {
  color: var(--accent, #4ea1ff);
  text-decoration: underline;
  cursor: pointer;
  word-break: break-all;
}

.program-item-resource-link:hover,
.program-item-resource-link:focus {
  text-decoration: none;
  outline: none;
}

.program-item-resource-json {
  margin: 0.4rem 0 0;
  padding: 0.55rem 0.75rem;
  border-radius: 6px;
  background: rgba(16, 24, 32, 0.6);
  border: 1px solid var(--border);
  font: 0.8rem/1.45 ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}

.program-item-resource-json[hidden] {
  display: none;
}

/* P7.4b delete-confirm pane on each program card. Mirrors the edit
   pane's spacing so the card height is consistent across the three
   states (view / edit / delete-confirm). */
.program-item:has(.program-item-confirm:not([hidden])) {
  cursor: default;
  border-color: rgba(255, 107, 107, 0.55);
}

.program-item-confirm {
  display: grid;
  gap: 0.55rem;
  margin-top: 0.6rem;
}

.program-item-confirm[hidden] {
  display: none;
}

.program-item-confirm-summary {
  font-size: 0.95rem;
  line-height: 1.45;
}

.program-item-confirm-blockers {
  background: rgba(255, 107, 107, 0.08);
  border: 1px solid rgba(255, 107, 107, 0.32);
  border-radius: 6px;
  padding: 0.55rem 0.75rem;
}

.program-item-confirm-blocker-list {
  margin: 0.35rem 0 0;
  padding-left: 1.25rem;
}

.program-item-confirm-blocker-list code {
  font-size: 0.85rem;
  color: var(--text);
}

/* Cleanup-orphan-curves panel below the DER Programs list. */
.cleanup-curves-panel {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  display: grid;
  gap: 0.75rem;
}

.cleanup-curves-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.cleanup-curves-status.error,
.cleanup-curves-panel .error {
  color: var(--danger);
}

.cleanup-curves-confirm,
.cleanup-curves-result {
  background: rgba(16, 24, 32, 0.6);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  display: grid;
  gap: 0.55rem;
}

.cleanup-curves-confirm[hidden],
.cleanup-curves-result[hidden] {
  display: none;
}

.cleanup-curves-list {
  margin: 0;
  padding-left: 1.25rem;
  display: grid;
  gap: 0.25rem;
}

.cleanup-curves-list code {
  font-size: 0.85rem;
}

.cleanup-curves-result-ok {
  color: var(--text-muted);
}

.cleanup-curves-result-fail {
  color: var(--danger);
}

.program-detail-layout {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 1080px) {
  .program-detail-layout {
    grid-template-columns: minmax(280px, 340px) 1fr;
    align-items: start;
  }
}

.program-list-panel,
.program-detail-panel {
  display: grid;
  gap: 0.75rem;
}

.panel-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
}

.panel-heading h3 {
  margin: 0;
  font-size: 1.05rem;
}

.panel-heading span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.program-detail-container {
  margin-top: 0.75rem;
  display: grid;
  gap: 0.75rem;
}

.detail-card.nested-program-detail {
  margin-top: 0;
}

.program-detail-placeholder {
  padding: 0.75rem;
  border-radius: 8px;
  border: 1px dashed rgba(51, 177, 255, 0.3);
  background: rgba(16, 26, 38, 0.8);
  color: var(--text-muted);
}

.program-detail-placeholder.error {
  border-color: rgba(255, 107, 107, 0.45);
  color: var(--danger);
}

.resource-bubble {
  border-radius: 12px;
  border: 1px solid rgba(45, 64, 82, 0.65);
  padding: 0.65rem 0.85rem 0.85rem;
  background: rgba(16, 26, 38, 0.82);
  box-shadow: 0 6px 16px rgba(8, 15, 24, 0.22);
}

.resource-bubble.depth-0 {
  background: rgba(51, 177, 255, 0.1);
  border-color: rgba(51, 177, 255, 0.3);
}

.resource-bubble.depth-1 {
  background: rgba(129, 199, 132, 0.12);
  border-color: rgba(102, 187, 106, 0.3);
}

.resource-bubble.depth-2 {
  background: rgba(255, 213, 79, 0.12);
  border-color: rgba(255, 202, 40, 0.28);
}

.resource-bubble.depth-3,
.resource-bubble.depth-4 {
  background: rgba(206, 147, 216, 0.12);
  border-color: rgba(171, 71, 188, 0.3);
}

.resource-bubble > summary {
  list-style: none;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  cursor: pointer;
  font-weight: 600;
  margin-bottom: 0.35rem;
  flex-wrap: wrap;
}

.resource-bubble > summary::-webkit-details-marker {
  display: none;
}

.resource-path {
  flex: 1 1 auto;
  min-width: 0;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.resource-meta {
  font-size: 0.85rem;
  flex-shrink: 0;
  word-break: break-word;
}

.resource-payload {
  margin: 0.5rem 0 0;
  padding: 0.65rem 0.75rem;
  background: rgba(8, 16, 24, 0.9);
  border-radius: 8px;
  border: 1px solid rgba(40, 58, 76, 0.9);
  max-height: 320px;
  overflow: auto;
  font-size: 0.85rem;
}

.resource-children {
  margin-top: 0.6rem;
  padding-left: 0.9rem;
  border-left: 1px dashed rgba(51, 177, 255, 0.25);
  display: grid;
  gap: 0.6rem;
}

.inline-checkbox {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.inline-checkbox input {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
}

.live-traffic-overview {
  margin-bottom: 1rem;
}

.live-traffic-totals {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.live-traffic-summary-section,
.live-traffic-log-section {
  margin-top: 1.5rem;
}

.section-subheading {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.75rem;
}

.section-subheading h3 {
  margin: 0;
  font-size: 1.05rem;
}

.live-traffic-summary-table,
.live-traffic-log-table {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-alt);
}

.live-traffic-summary-table table,
.live-traffic-log-table table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}

.live-traffic-summary-table th,
.live-traffic-summary-table td,
.live-traffic-log-table th,
.live-traffic-log-table td {
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid rgba(36, 50, 65, 0.6);
  text-align: left;
  font-size: 0.9rem;
  vertical-align: top;
}

.live-traffic-summary-table tr:last-child td,
.live-traffic-log-table tr:last-child td {
  border-bottom: none;
}

.live-traffic-summary-table thead,
.live-traffic-log-table thead {
  background: rgba(27, 40, 55, 0.85);
  position: sticky;
  top: 0;
  z-index: 1;
}

.sortable {
  cursor: pointer;
  white-space: nowrap;
}

.sortable::after {
  content: "\2195";
  display: inline-block;
  margin-left: 0.4rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.live-traffic-log-table .payload-trigger {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
}

.live-traffic-log-table .payload-trigger-button {
  background: transparent;
  color: var(--accent);
  border: none;
  padding: 0;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.live-traffic-log-table .payload-trigger-button:hover,
.live-traffic-log-table .payload-trigger-button:focus-visible {
  text-decoration: underline;
}

.live-traffic-log-table .payload-trigger-button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.live-traffic-log-table .payload-trigger-button.active {
  color: #fff;
}

.live-traffic-log-table .payload-truncated-note,
.live-traffic-payload-viewer .payload-viewer-note {
  margin-top: 0.35rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.live-traffic-log-table tr.has-payload-open td {
  border-bottom: none;
}

.live-traffic-log-table .live-traffic-payload-row td {
  padding: 0;
  border-bottom: 1px solid rgba(36, 50, 65, 0.6);
}

.live-traffic-method-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  white-space: nowrap;
}

.live-traffic-method-count {
  text-transform: none;
  letter-spacing: normal;
  justify-content: center;
  min-width: 2.25rem;
}

.live-traffic-method--get {
  background: rgba(52, 199, 89, 0.16);
  color: #2d9b57;
}

.live-traffic-method--post {
  background: rgba(10, 132, 255, 0.16);
  color: #0b63b5;
}

.live-traffic-method--put {
  background: rgba(255, 159, 10, 0.16);
  color: #b36b06;
}

.live-traffic-method--delete {
  background: rgba(255, 69, 58, 0.18);
  color: #b12d27;
}

.live-traffic-method--patch {
  background: rgba(175, 82, 222, 0.16);
  color: #8542a8;
}

.live-traffic-method--head {
  background: rgba(99, 99, 102, 0.18);
  color: #55575c;
}

.live-traffic-method--options {
  background: rgba(48, 176, 199, 0.16);
  color: #2b93a5;
}

.live-traffic-method--other {
  background: rgba(120, 120, 128, 0.16);
  color: #545457;
}

.live-traffic-log-table .payload-body,
.live-traffic-payload-viewer .payload-viewer-body {
  background: rgba(7, 12, 18, 0.8);
  border: 1px solid rgba(42, 58, 78, 0.8);
  border-radius: 6px;
  padding: 0.6rem;
  overflow: auto;
  font-family: "Consolas", "Courier New", monospace;
  font-size: 0.85rem;
  width: 100%;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.live-traffic-log-table .payload-body {
  margin: 0.5rem 0 0;
  max-height: 180px;
}

.live-traffic-payload-viewer .payload-viewer-body {
  margin: 0;
  max-height: 360px;
}

.live-traffic-log-table .payload-muted {
  color: var(--text-muted);
}

.live-traffic-payload-viewer {
  margin-top: 0.35rem;
  padding: 1rem 1.1rem;
  border-radius: 10px;
  border: 1px solid rgba(42, 58, 78, 0.85);
  background: rgba(7, 12, 18, 0.82);
}

.live-traffic-payload-viewer .payload-viewer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.live-traffic-payload-viewer .payload-viewer-title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
}

.live-traffic-payload-viewer .payload-viewer-meta {
  margin-bottom: 0.75rem;
  font-size: 0.85rem;
}

.live-traffic-payload-viewer .payload-viewer-section + .payload-viewer-section {
  margin-top: 0.85rem;
}

.live-traffic-payload-viewer .payload-viewer-section-title {
  margin-bottom: 0.35rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.live-traffic-payload-viewer .payload-viewer-note {
  margin-top: 0.5rem;
}

button.payload-viewer-close {
  background: transparent;
  color: var(--accent);
  border: 1px solid rgba(51, 177, 255, 0.35);
  padding: 0.35rem 0.8rem;
  border-radius: 6px;
  font-weight: 600;
}

button.payload-viewer-close:hover,
button.payload-viewer-close:focus-visible {
  box-shadow: 0 6px 20px rgba(51, 177, 255, 0.22);
}

#liveTrafficEmptyState {
  margin-top: 0.75rem;
}

.button-row {
  display: flex;
  gap: 0.5rem;
}

.grid-support-group,
.grid-support-field {
  border-radius: 10px;
  border: 1px solid rgba(42, 58, 78, 0.8);
  background: rgba(16, 24, 36, 0.85);
  padding: 0.5rem 0.65rem;
  width: 100%;
  box-sizing: border-box;
}

.grid-support-group {
  display: grid;
  gap: 0.45rem;
}

.grid-support-group-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 600;
  color: var(--text-muted);
}

.grid-support-group-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 400;
}

.grid-support-group-title {
  flex: 1;
  color: inherit;
}

.grid-support-group-body {
  display: grid;
  gap: 0.45rem;
}

.grid-support-field {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.grid-support-field-name {
  min-width: 150px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-muted);
  word-break: break-word;
  overflow-wrap: anywhere;
}

.grid-support-control {
  flex: 1;
  min-width: 0;
  padding: 0.4rem 0.55rem;
  border-radius: 6px;
  border: 1px solid rgba(45, 64, 82, 0.9);
  background: rgba(10, 16, 24, 0.95);
  color: var(--text);
}

.grid-support-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(51, 177, 255, 0.18);
}

.grid-support-control.invalid {
  border-color: var(--danger);
  box-shadow: 0 0 0 2px rgba(255, 107, 107, 0.25);
}

.grid-support-group.depth-0,
.grid-support-field.depth-0 {
  padding-left: 0.65rem;
}

.grid-support-group.depth-1,
.grid-support-field.depth-1 {
  padding-left: 1.65rem;
}

.grid-support-group.depth-2,
.grid-support-field.depth-2 {
  padding-left: 2.65rem;
}

.grid-support-group.depth-3,
.grid-support-field.depth-3 {
  padding-left: 3.65rem;
}

.grid-support-group.depth-4,
.grid-support-field.depth-4 {
  padding-left: 4.65rem;
}

.api-docs-frame {
  display: block;
  width: 100%;
  /* Fill the visible viewport minus the card header + the app footer.
     The header is ~120px tall (title + subtitle + card padding); the
     footer is ~40px. Clamp to a sane minimum so the frame is still
     usable on short screens. */
  height: calc(100vh - 200px);
  min-height: 480px;
  border: 1px solid rgba(40, 58, 76, 0.9);
  border-radius: 6px;
  background: #fff;
}

.api-tester {
  display: grid;
  gap: 1rem;
  background: var(--surface-alt);
  border: 1px solid rgba(40, 58, 76, 0.9);
  border-radius: 12px;
  padding: 1rem;
}

.api-tester-row {
  display: grid;
  gap: 0.5rem;
}

.api-tester-row label {
  font-weight: 600;
  color: var(--text-muted);
}

.api-tester-row select,
.api-tester-row input,
.api-tester-row textarea {
  width: 100%;
  padding: 0.55rem 0.6rem;
  border-radius: 6px;
  border: 1px solid rgba(45, 64, 82, 0.9);
  background: rgba(16, 24, 36, 0.9);
  color: inherit;
}

.api-tester-row textarea {
  resize: vertical;
  min-height: 160px;
}

.api-tester-params {
  display: grid;
  gap: 0.5rem;
}

.api-tester-param {
  display: grid;
  gap: 0.35rem;
}

.api-tester-param-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.api-tester-actions {
  align-items: center;
  grid-template-columns: auto 1fr;
}

#apiTesterResponse {
  margin: 0;
  padding: 0.75rem;
  background: rgba(8, 16, 24, 0.9);
  border-radius: 8px;
  border: 1px solid rgba(40, 58, 76, 0.9);
  max-height: 320px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

.groups-layout {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: minmax(280px, 1fr) minmax(320px, 1fr);
}

.groups-list {
  align-content: start;
  min-height: 180px;
}

.groups-editor {
  background: var(--surface-alt);
  border: 1px solid rgba(42, 60, 78, 0.8);
  border-radius: 10px;
  padding: 1.25rem;
  display: grid;
  gap: 1rem;
}

.groups-editor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.group-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-row-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.group-form input,
.group-form select {
  background: rgba(12, 20, 30, 0.85);
  border: 1px solid rgba(45, 64, 82, 0.9);
  border-radius: 8px;
  padding: 0.55rem 0.6rem;
  color: var(--text);
  font-size: 0.95rem;
}

#groupDevices {
  min-height: 160px;
}

.group-members {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.group-programs {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.group-programs-list {
  background: rgba(10, 18, 28, 0.7);
  border: 1px solid rgba(45, 64, 82, 0.8);
  border-radius: 8px;
  padding: 0.75rem 0.9rem;
  display: block;
}

.group-programs-list ol {
  margin: 0;
  padding-left: 1.25rem;
  display: grid;
  gap: 0.45rem;
}

.group-program-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.program-header {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.program-header a {
  color: var(--accent);
  text-decoration: none;
}

.program-header a:hover {
  text-decoration: underline;
}

.group-program-item .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.8rem;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.member-row {
  display: grid;
  grid-template-columns: 1fr 110px auto;
  gap: 0.75rem;
  align-items: center;
  background: rgba(10, 18, 28, 0.85);
  border: 1px solid rgba(45, 64, 82, 0.9);
  border-radius: 8px;
  padding: 0.6rem 0.75rem;
}

.member-row input {
  width: 100%;
  background: transparent;
  border: 1px solid rgba(45, 64, 82, 0.9);
  border-radius: 6px;
  padding: 0.45rem 0.5rem;
  color: var(--text);
}

.member-row button {
  min-width: 32px;
}

.form-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
}

.form-status {
  min-height: 1rem;
  font-size: 0.85rem;
}

.form-status.success {
  color: var(--accent);
}

.form-status.error {
  color: var(--danger);
}

.status-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.78rem;
  text-transform: capitalize;
  background: rgba(45, 64, 82, 0.6);
  color: var(--text);
}

.status-chip.status-active {
  background: rgba(76, 215, 165, 0.18);
  color: #4cd7a5;
}

.status-chip.status-complete {
  background: rgba(98, 151, 255, 0.18);
  color: #7fb0ff;
}

.status-chip.status-upcoming {
  background: rgba(255, 214, 102, 0.18);
  color: #ffdd7a;
}

.status-chip.status-cancelled,
.status-chip.status-superseded {
  background: rgba(255, 149, 149, 0.18);
  color: #ff9797;
}

.status-chip.status-unknown {
  background: rgba(140, 160, 180, 0.18);
  color: #aebdd0;
}

button.danger {
  background: rgba(255, 107, 107, 0.18);
  border: 1px solid rgba(255, 107, 107, 0.65);
  color: var(--danger);
  padding: 0.45rem 0.75rem;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s ease;
}

button.danger:hover {
  background: rgba(255, 107, 107, 0.28);
}

/* ───────────────────────────────────────────────────────────────────
   Configuration section (C3): tab strip + panels + list rows +
   banners. Visual style mirrors the rest of the .card content.
   Tab interaction itself is wired in ui.js (data-config-tab /
   data-config-panel attributes); CSS just toggles visibility.
   ─────────────────────────────────────────────────────────────────── */

.config-pending-banner {
  background: rgba(255, 213, 79, 0.12);
  border: 1px solid rgba(255, 213, 79, 0.45);
  color: #ffd54f;
  padding: 0.6rem 0.85rem;
  border-radius: 6px;
  margin: 0.6rem 0 1rem;
  font-size: 0.92rem;
}

.config-pending-banner[hidden] {
  display: none;
}

.config-file-missing-banner {
  background: rgba(78, 161, 255, 0.08);
  border: 1px solid rgba(78, 161, 255, 0.35);
  color: var(--accent, #4ea1ff);
  padding: 0.6rem 0.85rem;
  border-radius: 6px;
  margin: 0.6rem 0 1rem;
  font-size: 0.92rem;
}

.config-file-missing-banner[hidden] {
  display: none;
}

.config-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  border-bottom: 1px solid var(--border);
  margin: 0.5rem 0 0;
}

.config-tab {
  appearance: none;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  padding: 0.55rem 0.95rem;
  font: inherit;
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.config-tab:hover,
.config-tab:focus-visible {
  color: var(--text);
  outline: none;
}

.config-tab.active {
  color: var(--accent, #4ea1ff);
  border-bottom-color: var(--accent, #4ea1ff);
}

.config-panels {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.config-panel[hidden] {
  display: none;
}

.config-form {
  display: grid;
  gap: 0.6rem;
}

.config-form label {
  display: grid;
  gap: 0.3rem;
}

.config-form input,
.config-form select {
  width: 100%;
  padding: 0.5rem 0.6rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: inherit;
  font: 0.92rem ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}

.config-form input:focus {
  outline: none;
  border-color: var(--accent, #4ea1ff);
  box-shadow: 0 0 0 2px rgba(78, 161, 255, 0.18);
}

.config-status {
  font-size: 0.85rem;
}

.config-status.error {
  color: var(--danger);
}

.config-list-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin: 0 0 0.5rem;
}

.config-list-header h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
}

.config-list {
  display: grid;
  gap: 0.45rem;
}

.config-list-row {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 0.75rem;
  align-items: center;
  padding: 0.55rem 0.75rem;
  background: rgba(16, 24, 32, 0.6);
  border: 1px solid var(--border);
  border-radius: 6px;
  font: 0.88rem ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}

.config-list-row .config-list-key {
  color: var(--text-muted);
}

.config-list-row .config-list-value {
  color: var(--text);
  word-break: break-all;
}

.config-group-card {
  padding: 0.7rem 0.9rem;
  background: rgba(16, 24, 32, 0.6);
  border: 1px solid var(--border);
  border-radius: 6px;
  display: grid;
  gap: 0.35rem;
}

.config-group-card .config-group-name {
  font-weight: 600;
  font-size: 1rem;
}

.config-group-card .config-group-summary {
  color: var(--text-muted);
  font-size: 0.88rem;
}

.config-group-card .config-group-detail {
  margin: 0;
  padding-left: 1.1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.config-group-card .config-group-detail li {
  margin: 0.1rem 0;
}

.config-footer {
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  font: 0.82rem ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  color: var(--text-muted);
  word-break: break-all;
}

.config-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1.25rem;
}

.config-actions button.primary {
  background: rgba(78, 161, 255, 0.18);
  border: 1px solid rgba(78, 161, 255, 0.6);
  color: var(--accent, #4ea1ff);
  padding: 0.45rem 0.95rem;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.15s ease;
}

.config-actions button.primary:hover:not(:disabled) {
  background: rgba(78, 161, 255, 0.28);
}

.config-actions button.primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.config-save-errors {
  margin-top: 0.75rem;
  padding: 0.55rem 0.85rem;
  border-radius: 6px;
  background: rgba(255, 107, 107, 0.08);
  border: 1px solid rgba(255, 107, 107, 0.35);
  font-size: 0.88rem;
}

.config-save-errors[hidden] {
  display: none;
}

.config-save-errors ul {
  margin: 0.35rem 0 0;
  padding-left: 1.25rem;
  display: grid;
  gap: 0.2rem;
}

.config-save-errors code {
  color: var(--text);
}

/* C5 device-list row controls + inline editor + delete confirm. */
.config-list-row.config-list-row-with-actions {
  /* Three-column grid: path / lfdi / button-cluster. */
  grid-template-columns: 80px 1fr auto;
}

.config-list-row-actions {
  display: inline-flex;
  gap: 0.4rem;
}

.config-list-row-actions button {
  appearance: none;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.82rem;
  font-family: inherit;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.config-list-row-actions button:hover {
  color: var(--text);
  border-color: rgba(78, 161, 255, 0.4);
}

.config-list-row-actions button.danger {
  color: var(--danger);
  border-color: rgba(255, 107, 107, 0.35);
}

.config-list-row-actions button.danger:hover {
  background: rgba(255, 107, 107, 0.12);
}

.config-editor-wrap {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  background: rgba(16, 24, 32, 0.65);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: grid;
  gap: 0.55rem;
}

.config-editor-wrap[hidden] {
  display: none;
}

.config-editor-wrap h4 {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
}

.config-editor-wrap label {
  display: grid;
  gap: 0.3rem;
}

.config-editor-wrap input {
  width: 100%;
  padding: 0.45rem 0.6rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: inherit;
  font: 0.9rem ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}

.config-editor-wrap input:focus {
  outline: none;
  border-color: var(--accent, #4ea1ff);
  box-shadow: 0 0 0 2px rgba(78, 161, 255, 0.18);
}

.config-delete-confirm {
  background: rgba(255, 107, 107, 0.06);
  border-color: rgba(255, 107, 107, 0.35);
}

.config-delete-confirm p {
  margin: 0;
}

.config-shift-warning {
  padding: 0.55rem 0.75rem;
  border-radius: 6px;
  background: rgba(255, 213, 79, 0.08);
  border: 1px solid rgba(255, 213, 79, 0.35);
  display: grid;
  gap: 0.35rem;
}

.config-shift-warning[hidden] {
  display: none;
}

.config-shift-warning strong {
  color: #ffd54f;
}

.config-shift-warning ul {
  margin: 0;
  padding-left: 1.25rem;
}

.config-shift-warning code {
  color: var(--text);
}

/* C6 group editor: edev checkbox-list + members table. */
.config-group-card-actions {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.45rem;
}

.config-group-card-actions button {
  appearance: none;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.82rem;
  font-family: inherit;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.config-group-card-actions button:hover {
  color: var(--text);
  border-color: rgba(78, 161, 255, 0.4);
}

.config-group-card-actions button.danger {
  color: var(--danger);
  border-color: rgba(255, 107, 107, 0.35);
}

.config-group-card-actions button.danger:hover {
  background: rgba(255, 107, 107, 0.12);
}

.config-edev-checkboxes {
  display: grid;
  gap: 0.35rem;
}

.config-edev-list {
  display: grid;
  gap: 0.3rem;
  padding: 0.55rem 0.75rem;
  background: rgba(16, 24, 32, 0.5);
  border: 1px solid var(--border);
  border-radius: 6px;
  max-height: 240px;
  overflow-y: auto;
}

.config-edev-list label {
  display: grid;
  grid-template-columns: auto 80px 1fr;
  gap: 0.5rem;
  align-items: center;
  cursor: pointer;
  font: 0.85rem ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}

.config-edev-list label .config-edev-lfdi {
  word-break: break-all;
  color: var(--text-muted);
}

.config-members-section {
  display: grid;
  gap: 0.5rem;
}

.config-members-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
}

.config-members-list {
  display: grid;
  gap: 0.45rem;
}

.config-members-list:empty::after {
  content: "No members yet. Each member becomes a DERProgram.";
  color: var(--text-muted);
  font-size: 0.88rem;
}

.config-member-row {
  display: grid;
  grid-template-columns: 1fr 110px auto;
  gap: 0.5rem;
  align-items: center;
}

.config-member-row input {
  padding: 0.45rem 0.6rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: inherit;
  font-size: 0.9rem;
  font-family: inherit;
}

.config-member-row input:focus {
  outline: none;
  border-color: var(--accent, #4ea1ff);
  box-shadow: 0 0 0 2px rgba(78, 161, 255, 0.18);
}

.config-member-row button.config-member-remove {
  appearance: none;
  background: transparent;
  border: 1px solid rgba(255, 107, 107, 0.35);
  color: var(--danger);
  padding: 0.4rem 0.7rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.82rem;
  font-family: inherit;
}

.config-member-row button.config-member-remove:hover {
  background: rgba(255, 107, 107, 0.12);
}

@media (max-width: 1080px) {
  .groups-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1280px) {
  .header-right {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .header-metrics {
    flex-wrap: wrap;
  }

  .metric-tile {
    min-width: 160px;
  }
}

@media (max-width: 980px) {
  body {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto 1fr auto;
  }

  .side-nav {
    grid-column: 1 / span 1;
    grid-row: 2 / 3;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.35rem;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .nav-item {
    flex: 1 1 45%;
  }

  .content {
    grid-column: 1 / span 1;
    grid-row: 3 / 4;
    padding: 1.25rem;
  }

  .app-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }

  .header-right {
    width: 100%;
    align-items: stretch;
  }

  .header-metrics {
    width: 100%;
  }

  .metric-tile {
    flex: 1 1 200px;
  }
}

/* -------------------------------------------------------------------
 * Subscriptions / Notifications / DERControl-List panels.
 * Shared .data-table styling kept narrow on purpose so .live-traffic-*
 * tables retain their existing layout-specific tweaks.
 * ----------------------------------------------------------------- */

.section-intro {
  margin-top: -0.25rem;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.data-table th,
.data-table td {
  padding: 0.5rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border, #2d343c);
  vertical-align: top;
}

.data-table thead th {
  background: var(--surface-2, #111820);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--muted, #8a93a3);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table code {
  font-size: 0.85em;
  word-break: break-all;
}

/* Subscriptions panel: stack the table inside a scrollable wrap so
   long subscription URIs don't blow out the layout. */
.subscriptions-table-wrap {
  overflow-x: auto;
  margin-top: 0.5rem;
}

/* Notifications panel: stats card grid + trigger form + log table. */
.notifications-stats {
  margin-top: 0.5rem;
  margin-bottom: 1rem;
}

.notifications-stats .stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.5rem;
}

.notifications-stats .stats-cell {
  padding: 0.6rem 0.75rem;
  background: var(--surface-2, #111820);
  border: 1px solid var(--border, #2d343c);
  border-radius: 6px;
}

.notifications-stats .stats-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted, #8a93a3);
}

.notifications-stats .stats-value {
  font-size: 1.4rem;
  font-weight: 600;
  margin-top: 0.15rem;
}

/* "Last Notification" snapshot card: key-value list with the message
   body in a collapsed <details>. */
.notifications-last-event {
  margin-top: 0.5rem;
  margin-bottom: 1rem;
}

.notifications-last-event .key-value-list {
  display: grid;
  grid-template-columns: max-content 1fr;
  column-gap: 1rem;
  row-gap: 0.35rem;
  margin: 0 0 0.75rem;
}

.notifications-last-event .key-value-list dt {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted, #8a93a3);
  align-self: center;
}

.notifications-last-event .key-value-list dd {
  margin: 0;
  word-break: break-all;
}

.notifications-last-event .notification-payload {
  background: var(--surface-2, #111820);
  border: 1px solid var(--border, #2d343c);
  border-radius: 6px;
  padding: 0.5rem 0.75rem;
}

.notifications-last-event .notification-payload > summary {
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--muted, #8a93a3);
}

.notifications-last-event .notification-payload .json-view {
  margin: 0.5rem 0 0;
  max-height: 320px;
  overflow: auto;
  font-size: 0.8rem;
  white-space: pre-wrap;
  word-break: break-all;
}

.notification-trigger-form {
  margin-bottom: 1rem;
}

.notification-trigger-form .form-row input[type="text"] {
  width: 100%;
  max-width: 36rem;
}

.notifications-log-table {
  overflow-x: auto;
}

/* DERControl row strip rendered above the expanded JSON view for a
   DERControlList resource inside the DER Programs section. Each row
   summarises one control (mRID, interval, modes, status) and exposes a
   Delete affordance so the operator can act without leaving the
   page. */
.program-item-controls-list {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin: 0.5rem 0;
}

/* Each row is a <details>; the row-level chrome stays here so the
   collapsed/expanded states share the same border+bg. The flex layout
   moved onto the summary. */
.program-item-controls-row {
  background: var(--surface-2, #111820);
  border: 1px solid var(--border, #2d343c);
  border-radius: 6px;
}

.program-item-controls-row > summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 0.45rem 0.65rem;
}

.program-item-controls-row > summary::-webkit-details-marker {
  display: none;
}

.program-item-controls-row > summary::before {
  content: "▶";
  font-size: 0.7em;
  margin-right: 0.4rem;
  color: var(--muted, #8a93a3);
  transition: transform 0.15s ease;
  flex: 0 0 auto;
}

.program-item-controls-row[open] > summary::before {
  transform: rotate(90deg);
}

.program-item-controls-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  align-items: baseline;
  font-size: 0.85rem;
  min-width: 0;
  flex: 1 1 auto;
}

.program-item-controls-mrid {
  font-size: 0.85rem;
}

.program-item-controls-detail {
  margin: 0 0.65rem 0.5rem;
  padding: 0.5rem 0.65rem;
  background: var(--surface-1, #0c1218);
  border-radius: 4px;
  font-size: 0.8rem;
  max-height: 360px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-all;
}