:root {
  --ink: #221b15;
  --muted: #6b5f55;
  --accent: #b14d2b;
  --danger: #b42318;
  --panel: #fffaf1;
  --border: #eadbc8;
  --bg: #f5ead7;
  --input-bg: #fffdf9;
  --input-fg: var(--ink);
  --card-bg: #fffefb;
  --panel-shadow: 0 18px 40px rgba(120, 85, 55, 0.12);
  color-scheme: light;
}

:root[data-theme="dark"] {
  --ink: #abb2bf;
  --muted: #8b93a5;
  --accent: #61afef;
  --danger: #ff6b6b;
  --panel: #2f343f;
  --border: #3e4451;
  --bg: linear-gradient(160deg, #2a2f3a, #1f232b);
  --input-bg: #2b303b;
  --input-fg: var(--ink);
  --card-bg: #2b303b;
  --panel-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
  color-scheme: dark;
}

:root[data-theme="light"] {
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 24px;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
}

.settings-layout {
  display: flex;
  gap: 16px;
}

.toc {
  flex: 0 0 160px;
  width: 160px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-self: flex-start;
  position: sticky;
  top: 16px;
  padding: 12px;
  max-height: calc(100vh - 32px);
  min-height: 0;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--panel);
  box-shadow: var(--panel-shadow);
}

.toc-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--muted);
}

.toc-heading {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.toc a.toc-active {
  color: var(--accent);
  font-weight: 600;
}

.toc a.toc-active::before {
  content: "•";
  margin-right: 6px;
}

.toc-links {
  display: block;
  overflow-y: auto;
  flex: 1 1 auto;
  min-height: 0;
}

.toc-group {
  margin: 0;
}

.toc-group summary {
  padding: 4px 6px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 12px;
  color: var(--ink);
  list-style-position: inside;
}

.toc-group summary::marker {
  color: var(--muted);
}

.toc-group summary:hover {
  background: var(--card-bg);
}

.toc-group summary a {
  display: inline;
  padding: 0;
  color: inherit;
  text-decoration: none;
}

.toc-resizer {
  position: absolute;
  top: 0;
  right: 0;
  width: 6px;
  height: 100%;
  cursor: col-resize;
  background: transparent;
}

body.is-resizing {
  cursor: col-resize;
  user-select: none;
}

.toc ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 2px;
}

.toc-sub {
  padding-left: 12px !important;
  margin-top: 2px !important;
  display: grid;
}

.toc li a {
  display: block;
  padding: 4px 6px;
  border-radius: 6px;
  color: var(--ink);
  text-decoration: none;
  font-size: 12px;
}

.toc li a:hover {
  background: var(--card-bg);
}

.toc-group summary a {
  display: inline;
  padding: 0;
  background: transparent;
}

.toc-group summary a:hover {
  background: transparent;
}

.toc-sub li a {
  color: var(--muted);
}

.toc-sub li a:hover {
  color: var(--ink);
}

.sidebar-errors {
  margin-top: 8px;
  border-radius: 10px;
  border: 1px solid #c0392b;
  background: rgba(192, 57, 43, 0.08);
  color: #c0392b;
  font-size: 11px;
  padding: 8px;
  white-space: pre-line;
}

.hidden {
  display: none;
}

.settings-main {
  flex: 1;
  display: grid;
  gap: 14px;
}

.title-block {
  margin-bottom: 16px;
}

.title {
  font-size: 26px;
  font-weight: 700;
}

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

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 0;
  box-shadow: var(--panel-shadow);
  overflow: hidden;
}

.panel-summary {
  cursor: pointer;
  padding: 12px 16px;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  line-height: 1.2;
}

.panel-summary::marker {
  content: "";
}

.panel-summary h2,
.panel-summary h3 {
  display: inline;
  margin-left: 0;
}

.panel-summary::before {
  content: "▶";
  font-size: 12px;
  color: var(--muted);
  line-height: 1;
}

details[open] > .panel-summary::before {
  content: "▼";
}

.panel-summary .row-title {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
}

.panel-summary-row {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-left: 8px;
  min-height: 32px;
  width: 100%;
  line-height: normal;
  vertical-align: middle;
}

.panel-summary-left {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 1;
}

.panel-summary-right {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.sub-panel .panel-summary {
  padding: 10px 12px;
}

.sub-panel .panel-body {
  padding: 12px;
}

.panel-body {
  margin-top: 0;
  padding: 12px 16px 16px;
}

.sub-panel .panel-body.panel-body-inherited {
  padding: 0 12px 12px;
}

.sub-panel .scope-group-inherited {
  margin-top: 0;
}

.panel[open] .panel-summary {
  margin-bottom: 0;
  border-bottom: 1px solid var(--border);
}

.sub-panel {
  box-shadow: none;
  background: var(--card-bg);
  border: 1px solid var(--border);
  margin-bottom: 12px;
}

.sub-panel:last-child {
  margin-bottom: 0;
}

.workspace-card .sub-panel,
.site-card .sub-panel {
  margin-bottom: 8px;
}

.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.row-actions {
  display: flex;
  gap: 8px;
}

.row-title {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
}

h2 {
  margin: 0;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
}

.hint {
  font-size: 12px;
  text-transform: none;
  letter-spacing: 0;
  color: var(--muted);
}

.hint-accent {
  color: var(--accent);
}

.field {
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
}

label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  text-transform: none;
  letter-spacing: 0;
  color: var(--muted);
}

.toggle-label input[type="checkbox"] {
  width: auto;
}

input,
textarea,
select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--input-bg);
  color: var(--input-fg);
  font-family: inherit;
  font-size: 13px;
}

textarea {
  resize: vertical;
  min-height: 120px;
}

.inline {
  display: flex;
  gap: 8px;
}

button {
  font-family: inherit;
  border: none;
  border-radius: 10px;
  padding: 8px 12px;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

button:active {
  transform: translateY(1px);
}

.enabled-toggle {
  padding: 6px 10px;
  font-size: 12px;
}

.accent {
  background: var(--accent);
  color: #fff9f3;
  box-shadow: 0 8px 20px rgba(177, 77, 43, 0.2);
}

.ghost {
  background: transparent;
  border: 1px solid var(--border);
}

.status {
  font-size: 12px;
  color: var(--accent);
}

.status.is-dirty {
  color: var(--danger);
  font-weight: 600;
}

.tasks {
  display: grid;
  gap: 12px;
}

.workspaces,
.sites {
  display: grid;
  gap: 12px;
}

.workspace-card,
.site-card {
  padding: 0;
  display: grid;
  gap: 0;
  overflow: visible;
}

.workspace-card:not([open]) > .panel-summary,
.site-card:not([open]) > .panel-summary {
  border-bottom: none;
}

.workspace-header,
.site-header {
  align-items: flex-end;
}

.workspace-header .field,
.site-header .field {
  margin-bottom: 0;
}

.task-card {
  margin-bottom: 0;
  padding: 0;
}

.task-fields {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: auto auto;
  column-gap: 10px;
  row-gap: 6px;
  align-items: center;
}

.task-field-label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.6px;
}

.task-field-input {
  width: 100%;
}

.shortcuts {
  display: grid;
  gap: 12px;
}

.shortcut-card {
  margin-bottom: 0;
  padding: 0;
}

.shortcut-fields {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-template-rows: auto auto;
  column-gap: 10px;
  row-gap: 6px;
  align-items: center;
}

.shortcut-field-label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.6px;
}

.shortcut-field-input {
  width: 100%;
}

.scope-group {
  margin-top: 12px;
  display: grid;
  gap: 8px;
}

.scope-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.scope-meta-link {
  border: none;
  padding: 0;
  background: transparent;
  font: inherit;
  text-transform: none;
  cursor: pointer;
}

.panel-meta-link {
  border: none;
  padding: 0;
  background: transparent;
  font: inherit;
  text-transform: none;
  cursor: pointer;
  margin-left: 8px;
}

.panel-meta-link:focus-visible {
  outline: 1px solid var(--accent);
  outline-offset: 2px;
}

.scope-meta-link:focus-visible {
  outline: 1px solid var(--accent);
  outline-offset: 2px;
}

.inherited-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.inherited-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.inherited-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--muted);
  cursor: pointer;
}

.inherited-button input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.inherited-item.is-enabled .inherited-button {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff9f3;
  box-shadow: 0 8px 20px rgba(177, 77, 43, 0.2);
}

.inherited-item.is-disabled .inherited-button {
  background: transparent;
  color: var(--muted);
}

.inherited-item.is-overridden .inherited-button {
  cursor: default;
  opacity: 0.65;
}

.dup-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.dup-select {
  min-width: 160px;
}

.dup-select option.dup-option-cancel {
  color: #c0392b;
  font-weight: 600;
}

.sites-list {
  display: grid;
  gap: 6px;
  font-size: 12px;
}

.sites-list a {
  color: var(--muted);
  text-decoration: none;
}

.sites-list a:hover {
  color: var(--ink);
}

.api-keys {
  display: grid;
  gap: 12px;
}

.api-key-card {
  margin-bottom: 0;
  padding: 0;
}

.api-key-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

.api-key-actions .delete,
.api-config-actions .delete,
.env-config-actions .delete,
.task-actions .delete,
.shortcut-actions .delete {
  background: #c0392b;
  border-color: #c0392b;
  color: #fff6f2;
}

.workspace-card .panel-summary-right .delete,
.site-card .panel-summary-right .delete {
  background: #c0392b;
  border-color: #c0392b;
  color: #fff6f2;
  padding: 8px 12px;
  font-size: inherit;
}

.api-configs {
  display: grid;
  gap: 12px;
}

.api-config-card {
  margin-bottom: 0;
  padding: 0;
}

.card-summary .card-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
}

.card-body {
  display: grid;
  gap: 8px;
}

.inline-fields {
  display: grid;
  gap: 10px;
}

.inline-fields.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.inline-fields.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.inline-fields.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.inline-fields .field {
  margin-bottom: 0;
}

.api-config-primary {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.api-config-card.is-advanced .api-config-primary {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.api-config-card.is-advanced .api-config-model-field {
  display: none;
}

.field-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.api-config-card.is-advanced .basic-only {
  display: none;
}

.api-config-card:not(.is-advanced) .advanced-only {
  display: none;
}

.api-config-actions {
  display: flex;
  gap: 8px;
  justify-content: space-between;
  align-items: center;
}

.api-config-actions-left,
.api-config-actions-right {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.env-configs {
  display: grid;
  gap: 12px;
}

.env-config-card {
  margin-bottom: 0;
  padding: 0;
}

.env-config-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

.profiles {
  display: grid;
  gap: 12px;
}

.profile-card {
  margin-bottom: 0;
  padding: 0;
}

.profile-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

.profile-actions .delete {
  background: #c0392b;
  border-color: #c0392b;
  color: #fff6f2;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]),
  :root[data-theme="system"] {
    --ink: #abb2bf;
    --muted: #8b93a5;
    --accent: #61afef;
    --panel: #2f343f;
    --border: #3e4451;
    --bg: linear-gradient(160deg, #2a2f3a, #1f232b);
    --input-bg: #2b303b;
    --input-fg: var(--ink);
    --card-bg: #2b303b;
    --panel-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
    color-scheme: dark;
  }
}

.task-actions {
  display: flex;
  gap: 6px;
  justify-content: flex-end;
}

.shortcut-actions {
  display: flex;
  gap: 6px;
  justify-content: flex-end;
}

@media (max-width: 720px) {
  .settings-layout {
    flex-direction: column;
  }

  .toc {
    width: 100%;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  }
}