/* ===========================================
   Config Page - Modern Layout
   =========================================== */

/* Layout Container */
.config-layout {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 0;
  min-height: calc(100vh - 140px);
  margin: -16px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--panel);
}

/* ===========================================
   Sidebar
   =========================================== */
.config-sidebar {
  display: flex;
  flex-direction: column;
  background: rgba(0, 0, 0, 0.2);
  border-right: 1px solid var(--border);
}

:root[data-theme="light"] .config-sidebar {
  background: rgba(0, 0, 0, 0.03);
}

.config-sidebar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  border-bottom: 1px solid var(--border);
}

.config-sidebar__title {
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.3px;
}

.config-sidebar__footer {
  margin-top: auto;
  padding: 12px;
  border-top: 1px solid var(--border);
}

/* Search */
.config-search {
  position: relative;
  padding: 12px;
  border-bottom: 1px solid var(--border);
}

.config-search__icon {
  position: absolute;
  left: 24px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--muted);
  pointer-events: none;
}

.config-search__input {
  width: 100%;
  padding: 10px 32px 10px 40px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.15);
  font-size: 13px;
  outline: none;
  transition: border-color 150ms ease, box-shadow 150ms ease, background 150ms ease;
}

.config-search__input::placeholder {
  color: var(--muted);
}

.config-search__input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus);
  background: rgba(0, 0, 0, 0.2);
}

:root[data-theme="light"] .config-search__input {
  background: rgba(255, 255, 255, 0.8);
}

:root[data-theme="light"] .config-search__input:focus {
  background: #fff;
}

.config-search__clear {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: var(--muted);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 150ms ease, color 150ms ease;
}

.config-search__clear:hover {
  background: rgba(255, 255, 255, 0.2);
  color: var(--text);
}

/* Navigation */
.config-nav {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
}

.config-nav__item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 10px 12px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  font-size: 13px;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease;
}

.config-nav__item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

:root[data-theme="light"] .config-nav__item:hover {
  background: rgba(0, 0, 0, 0.05);
}

.config-nav__item.active {
  background: rgba(245, 159, 74, 0.12);
  color: var(--accent);
}

.config-nav__icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

.config-nav__icon svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
}

.config-nav__label {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Mode Toggle */
.config-mode-toggle {
  display: flex;
  padding: 3px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 8px;
  border: 1px solid var(--border);
}

:root[data-theme="light"] .config-mode-toggle {
  background: rgba(0, 0, 0, 0.06);
}

.config-mode-toggle__btn {
  flex: 1;
  padding: 8px 12px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease, box-shadow 150ms ease;
}

.config-mode-toggle__btn:hover {
  color: var(--text);
}

.config-mode-toggle__btn.active {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

:root[data-theme="light"] .config-mode-toggle__btn.active {
  background: #fff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* ===========================================
   Main Content
   =========================================== */
.config-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--panel);
}

/* Actions Bar */
.config-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 20px;
  background: rgba(0, 0, 0, 0.08);
  border-bottom: 1px solid var(--border);
}

:root[data-theme="light"] .config-actions {
  background: rgba(0, 0, 0, 0.02);
}

.config-actions__left,
.config-actions__right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.config-changes-badge {
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(245, 159, 74, 0.15);
  border: 1px solid rgba(245, 159, 74, 0.3);
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
}

.config-status {
  font-size: 13px;
  color: var(--muted);
}

/* Diff Panel */
.config-diff {
  margin: 16px 20px 0;
  border: 1px solid rgba(245, 159, 74, 0.3);
  border-radius: 10px;
  background: rgba(245, 159, 74, 0.05);
  overflow: hidden;
}

.config-diff__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  list-style: none;
}

.config-diff__summary::-webkit-details-marker {
  display: none;
}

.config-diff__chevron {
  width: 16px;
  height: 16px;
  transition: transform 200ms ease;
}

.config-diff__chevron svg {
  width: 100%;
  height: 100%;
}

.config-diff[open] .config-diff__chevron {
  transform: rotate(180deg);
}

.config-diff__content {
  padding: 0 16px 16px;
  display: grid;
  gap: 8px;
}

.config-diff__item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 8px 12px;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.1);
  font-size: 12px;
  font-family: var(--mono);
}

:root[data-theme="light"] .config-diff__item {
  background: rgba(255, 255, 255, 0.6);
}

.config-diff__path {
  font-weight: 600;
  color: var(--text);
  flex-shrink: 0;
}

.config-diff__values {
  display: flex;
  align-items: baseline;
  gap: 8px;
  min-width: 0;
  flex-wrap: wrap;
}

.config-diff__from {
  color: var(--danger);
  opacity: 0.8;
}

.config-diff__arrow {
  color: var(--muted);
}

.config-diff__to {
  color: var(--ok);
}

/* Section Hero */
.config-section-hero {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.04);
}

:root[data-theme="light"] .config-section-hero {
  background: rgba(0, 0, 0, 0.015);
}

.config-section-hero__icon {
  width: 28px;
  height: 28px;
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.config-section-hero__icon svg {
  width: 100%;
  height: 100%;
  stroke: currentColor;
  fill: none;
}

.config-section-hero__text {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.config-section-hero__title {
  font-size: 15px;
  font-weight: 600;
}

.config-section-hero__desc {
  font-size: 12px;
  color: var(--muted);
}

/* Subsection Nav */
.config-subnav {
  display: flex;
  gap: 8px;
  padding: 10px 20px 12px;
  border-bottom: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.03);
  overflow-x: auto;
}

:root[data-theme="light"] .config-subnav {
  background: rgba(0, 0, 0, 0.02);
}

.config-subnav__item {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  background: rgba(0, 0, 0, 0.12);
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease, border-color 150ms ease;
  white-space: nowrap;
}

:root[data-theme="light"] .config-subnav__item {
  background: rgba(0, 0, 0, 0.06);
}

.config-subnav__item:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

:root[data-theme="light"] .config-subnav__item:hover {
  background: rgba(0, 0, 0, 0.08);
}

.config-subnav__item.active {
  color: var(--accent);
  border-color: rgba(245, 159, 74, 0.4);
  background: rgba(245, 159, 74, 0.12);
}

/* Content Area */
.config-content {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
}

.config-raw-field textarea {
  min-height: 500px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.5;
}

/* Loading State */
.config-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 80px 20px;
  color: var(--muted);
}

.config-loading__spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Empty State */
.config-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 80px 20px;
  text-align: center;
}

.config-empty__icon {
  font-size: 56px;
  opacity: 0.4;
}

.config-empty__text {
  color: var(--muted);
  font-size: 15px;
}

/* ===========================================
   Section Cards
   =========================================== */
.config-form--modern {
  display: grid;
  gap: 24px;
}

.config-section-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  overflow: hidden;
}

:root[data-theme="light"] .config-section-card {
  background: rgba(255, 255, 255, 0.5);
}

.config-section-card__header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  background: rgba(0, 0, 0, 0.06);
  border-bottom: 1px solid var(--border);
}

:root[data-theme="light"] .config-section-card__header {
  background: rgba(0, 0, 0, 0.02);
}

.config-section-card__icon {
  width: 32px;
  height: 32px;
  color: var(--accent);
  flex-shrink: 0;
}

.config-section-card__icon svg {
  width: 100%;
  height: 100%;
}

.config-section-card__titles {
  flex: 1;
  min-width: 0;
}

.config-section-card__title {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
}

.config-section-card__desc {
  margin: 4px 0 0;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.4;
}

.config-section-card__content {
  padding: 20px;
}

/* ===========================================
   Form Fields
   =========================================== */
.cfg-fields {
  display: grid;
  gap: 20px;
}

.cfg-field {
  display: grid;
  gap: 6px;
}

.cfg-field--error {
  padding: 12px;
  border-radius: 8px;
  background: rgba(255, 92, 92, 0.1);
  border: 1px solid rgba(255, 92, 92, 0.3);
}

.cfg-field__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.cfg-field__help {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.4;
}

.cfg-field__error {
  font-size: 12px;
  color: var(--danger);
}

/* Text Input */
.cfg-input-wrap {
  display: flex;
  gap: 8px;
}

.cfg-input {
  flex: 1;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.12);
  font-size: 14px;
  outline: none;
  transition: border-color 150ms ease, box-shadow 150ms ease, background 150ms ease;
}

.cfg-input::placeholder {
  color: var(--muted);
  opacity: 0.7;
}

.cfg-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus);
  background: rgba(0, 0, 0, 0.18);
}

:root[data-theme="light"] .cfg-input {
  background: #fff;
}

:root[data-theme="light"] .cfg-input:focus {
  background: #fff;
}

.cfg-input--sm {
  padding: 8px 10px;
  font-size: 13px;
}

.cfg-input__reset {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--muted);
  font-size: 14px;
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease;
}

.cfg-input__reset:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text);
}

.cfg-input__reset:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Textarea */
.cfg-textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.12);
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.5;
  resize: vertical;
  outline: none;
  transition: border-color 150ms ease, box-shadow 150ms ease;
}

.cfg-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus);
}

:root[data-theme="light"] .cfg-textarea {
  background: #fff;
}

.cfg-textarea--sm {
  padding: 8px 10px;
  font-size: 12px;
}

/* Number Input */
.cfg-number {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.12);
}

:root[data-theme="light"] .cfg-number {
  background: #fff;
}

.cfg-number__btn {
  width: 40px;
  border: none;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font-size: 18px;
  font-weight: 300;
  cursor: pointer;
  transition: background 150ms ease;
}

.cfg-number__btn:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.1);
}

.cfg-number__btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

:root[data-theme="light"] .cfg-number__btn {
  background: rgba(0, 0, 0, 0.03);
}

:root[data-theme="light"] .cfg-number__btn:hover:not(:disabled) {
  background: rgba(0, 0, 0, 0.06);
}

.cfg-number__input {
  width: 80px;
  padding: 10px;
  border: none;
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  background: transparent;
  font-size: 14px;
  text-align: center;
  outline: none;
  -moz-appearance: textfield;
}

.cfg-number__input::-webkit-outer-spin-button,
.cfg-number__input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Select */
.cfg-select {
  padding: 10px 36px 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background-color: rgba(0, 0, 0, 0.12);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  font-size: 14px;
  cursor: pointer;
  outline: none;
  appearance: none;
  transition: border-color 150ms ease, box-shadow 150ms ease;
}

.cfg-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus);
}

:root[data-theme="light"] .cfg-select {
  background-color: #fff;
}

/* Segmented Control */
.cfg-segmented {
  display: inline-flex;
  padding: 3px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.12);
}

:root[data-theme="light"] .cfg-segmented {
  background: rgba(0, 0, 0, 0.04);
}

.cfg-segmented__btn {
  padding: 8px 16px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease, box-shadow 150ms ease;
}

.cfg-segmented__btn:hover:not(:disabled):not(.active) {
  color: var(--text);
}

.cfg-segmented__btn.active {
  background: rgba(255, 255, 255, 0.12);
  color: var(--text);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

:root[data-theme="light"] .cfg-segmented__btn.active {
  background: #fff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.cfg-segmented__btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Toggle Row */
.cfg-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.06);
  cursor: pointer;
  transition: background 150ms ease, border-color 150ms ease;
}

.cfg-toggle-row:hover:not(.disabled) {
  background: rgba(0, 0, 0, 0.1);
  border-color: var(--border-strong);
}

.cfg-toggle-row.disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

:root[data-theme="light"] .cfg-toggle-row {
  background: rgba(255, 255, 255, 0.5);
}

:root[data-theme="light"] .cfg-toggle-row:hover:not(.disabled) {
  background: rgba(255, 255, 255, 0.8);
}

.cfg-toggle-row__content {
  flex: 1;
  min-width: 0;
}

.cfg-toggle-row__label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}

.cfg-toggle-row__help {
  display: block;
  margin-top: 2px;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.4;
}

/* Toggle Switch */
.cfg-toggle {
  position: relative;
  flex-shrink: 0;
}

.cfg-toggle input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.cfg-toggle__track {
  display: block;
  width: 48px;
  height: 28px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid var(--border);
  border-radius: 999px;
  position: relative;
  transition: background 200ms ease, border-color 200ms ease;
}

:root[data-theme="light"] .cfg-toggle__track {
  background: rgba(0, 0, 0, 0.1);
}

.cfg-toggle__track::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background: var(--text);
  border-radius: 50%;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  transition: transform 200ms ease, background 200ms ease;
}

.cfg-toggle input:checked + .cfg-toggle__track {
  background: rgba(43, 217, 127, 0.25);
  border-color: rgba(43, 217, 127, 0.5);
}

.cfg-toggle input:checked + .cfg-toggle__track::after {
  transform: translateX(20px);
  background: var(--ok);
}

.cfg-toggle input:focus + .cfg-toggle__track {
  box-shadow: 0 0 0 3px var(--focus);
}

/* Object (collapsible) */
.cfg-object {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.04);
  overflow: hidden;
}

:root[data-theme="light"] .cfg-object {
  background: rgba(255, 255, 255, 0.4);
}

.cfg-object__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  cursor: pointer;
  list-style: none;
  transition: background 150ms ease;
}

.cfg-object__header:hover {
  background: rgba(255, 255, 255, 0.03);
}

:root[data-theme="light"] .cfg-object__header:hover {
  background: rgba(0, 0, 0, 0.02);
}

.cfg-object__header::-webkit-details-marker {
  display: none;
}

.cfg-object__title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.cfg-object__chevron {
  width: 18px;
  height: 18px;
  color: var(--muted);
  transition: transform 200ms ease;
}

.cfg-object__chevron svg {
  width: 100%;
  height: 100%;
}

.cfg-object[open] .cfg-object__chevron {
  transform: rotate(180deg);
}

.cfg-object__help {
  padding: 0 16px 12px;
  font-size: 12px;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}

.cfg-object__content {
  padding: 16px;
  display: grid;
  gap: 16px;
}

/* Array */
.cfg-array {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.cfg-array__header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.06);
  border-bottom: 1px solid var(--border);
}

:root[data-theme="light"] .cfg-array__header {
  background: rgba(0, 0, 0, 0.02);
}

.cfg-array__label {
  flex: 1;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.cfg-array__count {
  font-size: 12px;
  color: var(--muted);
  padding: 3px 8px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
}

:root[data-theme="light"] .cfg-array__count {
  background: rgba(0, 0, 0, 0.06);
}

.cfg-array__add {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: background 150ms ease;
}

.cfg-array__add:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.1);
}

.cfg-array__add:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.cfg-array__add-icon {
  width: 14px;
  height: 14px;
}

.cfg-array__add-icon svg {
  width: 100%;
  height: 100%;
}

.cfg-array__help {
  padding: 10px 16px;
  font-size: 12px;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}

.cfg-array__empty {
  padding: 32px 16px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}

.cfg-array__items {
  display: grid;
  gap: 1px;
  background: var(--border);
}

.cfg-array__item {
  background: var(--panel);
}

.cfg-array__item-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: rgba(0, 0, 0, 0.04);
  border-bottom: 1px solid var(--border);
}

:root[data-theme="light"] .cfg-array__item-header {
  background: rgba(0, 0, 0, 0.02);
}

.cfg-array__item-index {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.cfg-array__item-remove {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease;
}

.cfg-array__item-remove svg {
  width: 16px;
  height: 16px;
}

.cfg-array__item-remove:hover:not(:disabled) {
  background: rgba(255, 92, 92, 0.15);
  color: var(--danger);
}

.cfg-array__item-remove:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.cfg-array__item-content {
  padding: 16px;
}

/* Map (custom entries) */
.cfg-map {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.cfg-map__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.06);
  border-bottom: 1px solid var(--border);
}

:root[data-theme="light"] .cfg-map__header {
  background: rgba(0, 0, 0, 0.02);
}

.cfg-map__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
}

.cfg-map__add {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: background 150ms ease;
}

.cfg-map__add:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.1);
}

.cfg-map__add-icon {
  width: 14px;
  height: 14px;
}

.cfg-map__add-icon svg {
  width: 100%;
  height: 100%;
}

.cfg-map__empty {
  padding: 24px 16px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}

.cfg-map__items {
  display: grid;
  gap: 8px;
  padding: 12px;
}

.cfg-map__item {
  display: grid;
  grid-template-columns: 140px 1fr auto;
  gap: 8px;
  align-items: start;
}

.cfg-map__item-key {
  min-width: 0;
}

.cfg-map__item-value {
  min-width: 0;
}

.cfg-map__item-remove {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease;
}

.cfg-map__item-remove svg {
  width: 16px;
  height: 16px;
}

.cfg-map__item-remove:hover:not(:disabled) {
  background: rgba(255, 92, 92, 0.15);
  color: var(--danger);
}

/* Pill variants */
.pill--sm {
  padding: 4px 10px;
  font-size: 11px;
}

.pill--ok {
  border-color: rgba(43, 217, 127, 0.4);
  color: var(--ok);
}

.pill--danger {
  border-color: rgba(255, 92, 92, 0.4);
  color: var(--danger);
}

/* ===========================================
   Mobile Responsiveness
   =========================================== */
@media (max-width: 768px) {
  .config-layout {
    grid-template-columns: 1fr;
  }

  .config-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .config-sidebar__header {
    padding: 12px 16px;
  }

  .config-nav {
    display: flex;
    flex-wrap: nowrap;
    gap: 4px;
    padding: 8px 12px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .config-nav__item {
    flex: 0 0 auto;
    padding: 8px 12px;
    white-space: nowrap;
  }

  .config-nav__label {
    display: inline;
  }

  .config-sidebar__footer {
    display: none;
  }

  .config-actions {
    flex-wrap: wrap;
    padding: 12px 16px;
  }

  .config-actions__left,
  .config-actions__right {
    width: 100%;
    justify-content: center;
  }

  .config-section-hero {
    padding: 12px 16px;
  }

  .config-subnav {
    padding: 8px 16px 10px;
  }

  .config-content {
    padding: 16px;
  }

  .config-section-card__header {
    padding: 14px 16px;
  }

  .config-section-card__content {
    padding: 16px;
  }

  .cfg-toggle-row {
    padding: 12px 14px;
  }

  .cfg-map__item {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .cfg-map__item-remove {
    justify-self: end;
  }
}

@media (max-width: 480px) {
  .config-nav__icon {
    width: 24px;
    height: 24px;
    font-size: 16px;
  }

  .config-nav__label {
    display: none;
  }

  .config-section-card__icon {
    width: 28px;
    height: 28px;
  }

  .config-section-card__title {
    font-size: 15px;
  }

  .cfg-segmented {
    flex-wrap: wrap;
  }

  .cfg-segmented__btn {
    flex: 1 0 auto;
    min-width: 60px;
  }
}