:root {
  --bg: #f4f4f6;
  --bg-strong: #ececf0;
  --surface: #ffffff;
  --ink: #24262b;
  --muted: #6b7078;
  --line: #e5e7eb;
  --accent: #2563eb;
  --accent-2: #1d4ed8;
  --danger: #cc3d35;
  --warn: #b7791f;
  --ok: #24885b;
  --shadow: 0 8px 30px rgba(15, 23, 42, 0.06);
  --radius-xl: 18px;
  --radius-lg: 14px;
  --radius-md: 10px;
  --mono: "SFMono-Regular", "Menlo", "Consolas", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--sans);
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.05), transparent 24%),
    linear-gradient(180deg, #f7f7f8 0%, #f1f2f4 100%);
}

body.has-settings-modal {
  overflow: hidden;
}

button,
input,
textarea,
select {
  font: inherit;
}

.app-shell {
  width: min(1760px, calc(100vw - 24px));
  min-height: calc(100vh - 24px);
  min-height: calc(100dvh - 24px);
  margin: 12px auto;
  display: grid;
  grid-template-columns: clamp(248px, 22vw, 320px) minmax(0, 1fr);
  gap: 14px;
  align-items: stretch;
}

.metric-label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--muted);
  text-transform: uppercase;
}

.metric-value {
  font-size: 1.9rem;
  font-weight: 700;
}

.panel {
  border-radius: var(--radius-xl);
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.panel-main {
  min-width: 0;
  background: #ffffff;
  padding: 20px 22px 28px;
}

.panel-sidebar {
  display: flex;
  flex-direction: column;
  align-self: start;
  justify-content: flex-start;
  gap: 0;
  height: calc(100vh - 24px);
  height: calc(100dvh - 24px);
  min-height: calc(100vh - 24px);
  min-height: calc(100dvh - 24px);
  max-height: calc(100vh - 24px);
  max-height: calc(100dvh - 24px);
  padding: 12px 12px 10px;
  overflow: hidden;
  background: linear-gradient(180deg, #f7f7f9 0%, #f0f1f4 100%);
}

.app-shell[data-sidebar-pinned="true"] .panel-sidebar {
  position: sticky;
  top: 12px;
}

.content-column {
  min-width: 0;
  display: grid;
  gap: 16px;
}

.panel-header-actions {
  display: flex;
  align-items: start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

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

.panel-header h2,
.panel-header h3 {
  margin: 0;
}

.panel-header p {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.45;
}

.section-gap {
  margin-top: 24px;
}

.sidebar-app-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.sidebar-app-header h1 {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.1;
}

.sidebar-chip {
  display: inline-flex;
  align-items: center;
  border: 1px solid rgba(37, 99, 235, 0.14);
  border-radius: 999px;
  padding: 5px 9px;
  background: rgba(37, 99, 235, 0.07);
  color: var(--accent-2);
  font-size: 0.72rem;
  font-weight: 600;
}

.sidebar-head {
  display: grid;
  gap: 10px;
  padding: 4px 4px 12px;
}

.sidebar-intro {
  margin: 0;
  color: var(--muted);
  font-size: 0.81rem;
  line-height: 1.45;
}

.sidebar-head,
.sidebar-utility-nav,
.sidebar-projects,
.sidebar-footer {
  width: 100%;
  min-width: 0;
  flex: 0 0 auto;
}

.sidebar-utility-nav,
.sidebar-projects,
.sidebar-footer {
  padding-top: 10px;
  border-top: 1px solid rgba(32, 35, 39, 0.08);
}

.sidebar-utility-nav {
  display: grid;
  gap: 4px;
}

.sidebar-utility-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border: 1px solid transparent;
  border-radius: 12px;
  background: transparent;
  color: var(--muted);
  text-align: left;
  cursor: pointer;
  transition: background-color 140ms ease, border-color 140ms ease, color 140ms ease;
}

.sidebar-utility-item:hover {
  background: rgba(36, 38, 43, 0.04);
  border-color: rgba(36, 38, 43, 0.06);
  color: var(--ink);
}

.sidebar-utility-item.is-active {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(36, 38, 43, 0.08);
  color: var(--ink);
}

.sidebar-utility-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: rgba(107, 112, 120, 0.45);
  flex: 0 0 auto;
}

.sidebar-utility-item.is-active .sidebar-utility-dot {
  background: var(--accent);
}

.sidebar-utility-item span:last-child {
  font-size: 0.89rem;
  font-weight: 500;
}

.sidebar-projects {
  display: flex;
  flex-direction: column;
  min-height: 0;
  flex: 1 1 auto;
  margin-top: 12px;
}

.sidebar-section-heading {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
  padding: 0 4px;
}

.sidebar-section-title {
  display: inline-block;
  margin-bottom: 4px;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.sidebar-section-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.45;
}

.sidebar-section-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-section-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  padding: 5px 8px;
  border-radius: 999px;
  background: rgba(36, 38, 43, 0.06);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
}

.sidebar-new-button {
  border: 1px solid rgba(36, 38, 43, 0.08);
  border-radius: 999px;
  padding: 6px 10px;
  background: rgba(255, 255, 255, 0.84);
  color: var(--ink);
  font-size: 0.76rem;
  font-weight: 600;
  cursor: pointer;
}

.sidebar-new-button:hover {
  background: #ffffff;
}

.sidebar-inline-status {
  flex: 0 0 auto;
  margin-top: 12px;
}

.sidebar-status-card {
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.78);
}

.sidebar-status-card strong {
  display: block;
  line-height: 1.4;
}

.sidebar-nav {
  display: grid;
  flex: 1 1 auto;
  gap: 12px;
  min-height: 0;
  overflow: auto;
  overscroll-behavior: contain;
  margin-top: 12px;
  padding: 0 2px 4px;
}

.sidebar-project-group {
  display: grid;
  gap: 6px;
}

.sidebar-project-trigger,
.sidebar-thread-item,
.sidebar-thread-more {
  width: 100%;
  border: 1px solid transparent;
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.sidebar-project-trigger {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 10px;
  align-items: start;
  padding: 8px 10px;
  border-radius: 12px;
}

.sidebar-project-trigger:hover,
.sidebar-project-trigger.is-selected {
  background: rgba(255, 255, 255, 0.76);
  border-color: rgba(36, 38, 43, 0.08);
}

.sidebar-project-marker {
  width: 10px;
  height: 10px;
  margin-top: 4px;
  border-radius: 3px;
  background: linear-gradient(180deg, #d4d8df 0%, #bfc5d0 100%);
}

.sidebar-project-copy {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.sidebar-project-copy strong {
  font-size: 0.9rem;
  line-height: 1.2;
}

.sidebar-project-copy span {
  color: var(--muted);
  font-size: 0.77rem;
  line-height: 1.35;
}

.sidebar-project-status {
  padding-top: 2px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sidebar-thread-list {
  display: grid;
  gap: 4px;
  padding-left: 14px;
}

.sidebar-thread-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: start;
  padding: 9px 10px;
  border-radius: 12px;
  color: var(--muted);
}

.sidebar-thread-item:hover,
.sidebar-thread-item.is-selected {
  background: rgba(255, 255, 255, 0.94);
  border-color: rgba(36, 38, 43, 0.08);
  color: var(--ink);
}

.sidebar-thread-copy {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.sidebar-thread-copy strong {
  font-size: 0.84rem;
  font-weight: 500;
  line-height: 1.3;
}

.sidebar-thread-copy span {
  color: var(--muted);
  font-size: 0.74rem;
  line-height: 1.35;
}

.sidebar-thread-time {
  padding-top: 1px;
  color: var(--muted);
  font-size: 0.72rem;
  white-space: nowrap;
}

.sidebar-thread-more {
  padding: 6px 10px 2px;
  color: var(--muted);
  font-size: 0.74rem;
}

.sidebar-thread-more:hover {
  color: var(--ink);
}

.sidebar-empty {
  padding: 12px;
  border: 1px dashed rgba(36, 38, 43, 0.12);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.5);
}

.sidebar-empty strong {
  display: block;
  font-size: 0.86rem;
}

.sidebar-empty p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.45;
}

.panel-sidebar .panel-header h2 {
  font-size: 1rem;
  line-height: 1.2;
}

.panel-sidebar .panel-header p {
  font-size: 0.84rem;
  line-height: 1.35;
}

.sidebar-footer {
  display: flex;
  justify-content: flex-start;
  margin-top: auto;
}

.sidebar-settings-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: background-color 140ms ease, color 140ms ease;
}

.sidebar-settings-button:hover {
  background: rgba(32, 35, 39, 0.05);
  color: var(--ink);
}

.sidebar-settings-button[aria-expanded="true"] {
  background: rgba(32, 35, 39, 0.06);
  color: var(--ink);
}

.sidebar-settings-icon {
  width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.sidebar-settings-icon svg {
  width: 18px;
  height: 18px;
}

.sidebar-settings-label {
  font-size: 0.82rem;
  font-weight: 600;
}

.validation-summary,
.project-summary,
.proposal-summary,
.proposal-changes,
.structure-map,
.timeline,
.board-columns,
.import-tools,
.summary-stack,
.recent-decisions,
.workspace-tools,
.snapshot-form,
.workspace-docs {
  margin-top: 16px;
}

.workspace-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.workspace-panel {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #ffffff 0%, #fafafd 100%);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.workspace-panel-wide {
  grid-column: 1 / -1;
}

.workspace-summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.workspace-subheading {
  margin: 0 0 10px;
  font-size: 0.92rem;
}

.analysis-summary,
.analysis-components,
.analysis-resources,
.analysis-code {
  margin-top: 16px;
}

.scan-hint {
  margin-top: 8px;
  font-size: 0.84rem;
}

.scan-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(300px, 0.9fr);
  gap: 20px;
  align-items: start;
}

.scan-sections,
.scan-inspector-column {
  min-width: 0;
}

.scan-inspector {
  position: sticky;
  top: 18px;
}

.import-tools,
.workspace-tools,
.snapshot-form {
  display: grid;
  gap: 10px;
}

.field {
  display: grid;
  gap: 6px;
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
}

.field input[type="file"],
.field input[type="text"],
.field textarea,
.field select {
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #ffffff;
  color: var(--ink);
  resize: vertical;
  font-size: 0.88rem;
}

.input-with-action {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
}

.input-with-action .action-button {
  padding-inline: 12px;
  white-space: nowrap;
}

.action-button {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 10px 14px;
  background: var(--accent);
  color: #ffffff;
  cursor: pointer;
  transition: transform 140ms ease, opacity 140ms ease, background-color 140ms ease;
}

.action-button:hover {
  transform: translateY(-1px);
  opacity: 0.94;
}

.action-button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
  transform: none;
}

.action-button-secondary {
  background: #ffffff;
  border-color: var(--line);
  color: var(--ink);
}

.action-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.panel-sidebar .action-button {
  padding: 8px 12px;
  font-size: 0.86rem;
}

.settings-modal-header {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: start;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.inspector-toggle {
  flex: 0 0 auto;
}

.sidebar-heading h2,
.sidebar-group-header h3 {
  margin: 0;
}

.sidebar-heading p,
.sidebar-group-header p {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.45;
}

.sidebar-eyebrow {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.sidebar-group {
  display: grid;
  gap: 12px;
}

.shortcut-list,
.settings-form {
  margin-top: 0;
}

.shortcut-list {
  display: grid;
}

.shortcut-button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: background-color 140ms ease;
}

.shortcut-button:hover {
  background: rgba(36, 38, 43, 0.025);
}

.shortcut-button strong {
  font-size: 0.95rem;
  font-weight: 600;
}

.shortcut-button span {
  color: var(--muted);
  line-height: 1.45;
  font-size: 0.95rem;
}

.shortcut-button.is-active {
  background: rgba(36, 38, 43, 0.03);
}

.shortcut-copy {
  display: grid;
  gap: 4px;
}

.shortcut-arrow {
  color: var(--muted);
  font-size: 1rem;
}

.settings-panel {
  border-top: 0;
  padding-top: 0;
}

.settings-layout {
  display: grid;
  grid-template-columns: minmax(220px, 258px) minmax(0, 1fr);
  gap: 28px;
  align-items: stretch;
  min-height: 0;
}

.settings-sidebar {
  display: grid;
  gap: 22px;
  padding: 0 18px 0 0;
  border-right: 1px solid rgba(36, 38, 43, 0.08);
  min-height: 0;
}

.settings-sidebar-copy h3 {
  margin: 0;
  font-size: 1.02rem;
}

.settings-sidebar-copy p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.5;
}

.settings-sidebar-nav {
  display: grid;
  gap: 20px;
}

.settings-sidebar-group {
  display: grid;
  gap: 8px;
}

.settings-sidebar-group-label {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #8b9097;
}

.settings-sidebar-group-items {
  display: grid;
  gap: 4px;
}

.settings-sidebar-link {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  align-items: start;
  gap: 12px;
  width: 100%;
  padding: 10px 12px;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: #595d64;
  text-align: left;
  cursor: pointer;
  transition: background-color 140ms ease, color 140ms ease;
}

.settings-sidebar-link:hover {
  background: rgba(36, 38, 43, 0.04);
  color: var(--ink);
}

.settings-sidebar-link.is-active {
  background: rgba(36, 38, 43, 0.08);
  color: var(--ink);
}

.settings-sidebar-link-icon {
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: currentColor;
}

.settings-sidebar-link-icon svg {
  width: 18px;
  height: 18px;
}

.settings-sidebar-link-copy {
  display: grid;
  gap: 2px;
}

.settings-sidebar-link-copy strong {
  font-size: 0.94rem;
  font-weight: 600;
}

.settings-sidebar-link-copy span {
  color: #8b9097;
  font-size: 0.8rem;
  line-height: 1.35;
}

.settings-content {
  min-height: 0;
  height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  padding-right: 8px;
  overscroll-behavior: contain;
}

.settings-page {
  display: grid;
  gap: 22px;
}

.settings-page[hidden] {
  display: none !important;
}

.settings-page-header h3 {
  margin: 0;
  font-size: 1.08rem;
}

.settings-page-header p {
  margin: 8px 0 0;
  color: #8b9097;
  font-size: 0.96rem;
  line-height: 1.45;
}

.settings-card {
  overflow: hidden;
  border: 1px solid rgba(36, 38, 43, 0.08);
  border-radius: 18px;
  background: rgba(248, 248, 250, 0.9);
}

.settings-card-shortcuts .shortcut-button + .shortcut-button,
.settings-card .settings-row + .settings-row {
  border-top: 1px solid rgba(36, 38, 43, 0.08);
}

.settings-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 18px 20px;
  background: transparent;
}

.settings-row-copy {
  min-width: 0;
}

.settings-row-copy strong {
  display: block;
  font-size: 0.97rem;
  font-weight: 600;
}

.settings-row-copy p {
  margin: 6px 0 0;
  color: #8b9097;
  font-size: 0.95rem;
  line-height: 1.45;
}

.settings-row select {
  min-width: 132px;
  padding: 8px 30px 8px 12px;
  border: 0;
  background: transparent;
  color: var(--ink);
}

.settings-row input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  width: 34px;
  height: 22px;
  margin: 0;
  border: 1px solid rgba(36, 38, 43, 0.14);
  border-radius: 999px;
  background: #ffffff;
  box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.08);
  cursor: pointer;
  transition: background-color 140ms ease, border-color 140ms ease;
}

.settings-row input[type="checkbox"]::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: 999px;
  background: #ffffff;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.18);
  transition: transform 140ms ease;
}

.settings-row input[type="checkbox"]:checked {
  border-color: rgba(37, 99, 235, 0.22);
  background: rgba(37, 99, 235, 0.85);
}

.settings-row input[type="checkbox"]:checked::after {
  transform: translateX(12px);
}

.settings-card-stack {
  display: grid;
  gap: 14px;
  padding: 16px;
}

.settings-account-storage {
  margin: 0;
}

.account-card {
  display: grid;
  gap: 12px;
  padding: 16px;
  border: 1px solid rgba(36, 38, 43, 0.08);
  border-radius: 16px;
  background: #ffffff;
}

.account-card-head {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: start;
}

.settings-provider-primary {
  display: grid;
  gap: 8px;
}

.settings-provider-divider {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 4px 0;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.settings-provider-divider::before,
.settings-provider-divider::after {
  content: "";
  flex: 1 1 auto;
  height: 1px;
  background: rgba(36, 38, 43, 0.1);
}

.settings-provider-divider span {
  padding: 0 10px;
}

.setting-stack {
  display: grid;
  gap: 6px;
}

.setting-stack span {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
}

.setting-input {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid rgba(36, 38, 43, 0.12);
  border-radius: 10px;
  background: #ffffff;
  color: var(--ink);
}

.action-button-wide {
  width: 100%;
}

.settings-provider-note {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.45;
}

.settings-provider-status {
  display: grid;
}

.validation-warning {
  color: var(--warn);
}

.analysis-card-tone-warning,
.item-card-emphasis-warning {
  border-color: rgba(183, 121, 31, 0.28);
  background: linear-gradient(180deg, rgba(255, 249, 235, 0.96) 0%, #ffffff 100%);
}

.analysis-card-tone-blocked,
.item-card-emphasis-blocked {
  border-color: rgba(204, 61, 53, 0.28);
  background: linear-gradient(180deg, rgba(255, 241, 239, 0.98) 0%, #ffffff 100%);
}

.analysis-card-tone-ok {
  border-color: rgba(36, 136, 91, 0.22);
  background: linear-gradient(180deg, rgba(238, 250, 244, 0.96) 0%, #ffffff 100%);
}

.main-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 18px;
  padding-bottom: 18px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.main-header h2 {
  margin: 0;
  font-size: 1.52rem;
}

.main-header p {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.5;
}

.main-header-kicker {
  margin: 0 0 8px;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  font-family: var(--mono);
}

.main-header-context {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
  max-width: 360px;
}

.main-header-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 10px;
  border: 1px solid rgba(36, 38, 43, 0.08);
  border-radius: 999px;
  background: #f8f8fa;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 600;
}

.settings-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 16px;
}

.settings-modal[hidden] {
  display: none;
}

.settings-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(244, 244, 246, 0.74);
  backdrop-filter: blur(8px);
}

.settings-modal-panel {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 28px;
  width: min(1220px, calc(100vw - 32px));
  height: min(860px, calc(100vh - 32px));
  height: min(860px, calc(100dvh - 32px));
  max-height: calc(100vh - 32px);
  max-height: calc(100dvh - 32px);
  overflow: hidden;
  padding: 22px 24px 24px;
  border: 1px solid rgba(36, 38, 43, 0.08);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 24px 80px rgba(15, 23, 42, 0.08);
}

.validation-card,
.summary-card,
.proposal-card,
.tree-node,
.timeline-item,
.column,
.change-card,
.focus-card,
.decision-card,
.doc-card,
.analysis-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #ffffff;
}

.validation-card,
.summary-card,
.proposal-card,
.change-card,
.focus-card,
.decision-card,
.doc-card,
.analysis-card {
  padding: 14px 16px;
}

.validation-card + .validation-card,
.summary-card + .summary-card,
.proposal-card + .proposal-card,
.change-card + .change-card,
.timeline-item + .timeline-item,
.focus-card + .focus-card,
.decision-card + .decision-card,
.doc-card + .doc-card,
.analysis-card + .analysis-card {
  margin-top: 12px;
}

.validation-ok {
  color: var(--ok);
}

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

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: #f2f4f7;
}

.pill.status-active,
.pill.status-accepted,
.pill.status-ready,
.pill.status-in_progress,
.pill.status-open {
  color: var(--accent);
  background: rgba(15, 118, 110, 0.12);
}

.pill.status-blocked,
.pill.status-high,
.pill.status-critical,
.pill.status-realized {
  color: var(--danger);
  background: rgba(167, 60, 50, 0.12);
}

.pill.status-todo,
.pill.status-backlog,
.pill.status-proposed,
.pill.status-monitoring,
.pill.status-medium {
  color: var(--warn);
  background: rgba(183, 121, 31, 0.12);
}

.focus-card h3,
.decision-card h3 {
  margin: 10px 0 8px;
}

.focus-card p,
.decision-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.doc-card pre {
  margin: 10px 0 0;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.84rem;
  line-height: 1.5;
}

.tab-panel {
  display: none;
  padding-top: 20px;
}

.tab-panel.is-active {
  display: block;
}

.tree-root,
.tree-children {
  display: grid;
  gap: 14px;
}

.tree-node {
  padding: 16px;
}

.tree-node h3,
.tree-node h4 {
  margin: 0;
}

.tree-node p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.5;
}

.tree-meta,
.track-list,
.change-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.tree-children {
  margin-top: 16px;
  padding-left: 18px;
  border-left: 2px solid rgba(24, 33, 38, 0.08);
}

.board-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 18px;
}

.board-grid h3 {
  margin: 0;
}

.board-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.column {
  padding: 14px;
}

.column-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
}

.column-header h4 {
  margin: 0;
}

.item-list {
  display: grid;
  gap: 10px;
}

.item-card {
  padding: 12px;
  border-radius: var(--radius-md);
  background: rgba(24, 33, 38, 0.04);
  border-left: 3px solid transparent;
}

.item-card-emphasis-warning {
  border-left-color: rgba(183, 121, 31, 0.9);
}

.item-card-emphasis-blocked {
  border-left-color: rgba(204, 61, 53, 0.9);
}

.item-card h5 {
  margin: 0 0 8px;
  font-size: 0.96rem;
}

.item-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

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

.timeline-item {
  padding: 16px;
}

.timeline-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.timeline-item h4 {
  margin: 10px 0 8px;
}

.timeline-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.timestamp {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--muted);
}

.change-card pre {
  margin: 12px 0 0;
  padding: 12px;
  overflow-x: auto;
  border-radius: var(--radius-md);
  background: #182126;
  color: #eef5f3;
  font-family: var(--mono);
  font-size: 0.84rem;
}

.scan-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 18px;
}

.scan-grid h3 {
  margin: 0;
}

.analysis-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
}

.analysis-card h4,
.analysis-card h5 {
  margin: 0;
}

.analysis-card p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.5;
}

.analysis-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.analysis-card-overview {
  grid-column: 1 / -1;
}

.analysis-card-button {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  display: grid;
  gap: 0;
  padding: 14px 16px;
  text-align: left;
  cursor: pointer;
  transition: transform 140ms ease, box-shadow 140ms ease, border-color 140ms ease, background-color 140ms ease;
}

.analysis-card-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.06);
}

.analysis-card-button.is-selected {
  border-color: rgba(37, 99, 235, 0.34);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.12);
}

.scan-card-kicker {
  display: inline-flex;
  margin-bottom: 10px;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.scan-preview-list,
.scan-group-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.scan-preview-item,
.scan-group-item {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 6px 10px;
  border-radius: 10px;
  background: rgba(24, 33, 38, 0.05);
  color: var(--ink);
  font-size: 0.82rem;
  line-height: 1.4;
}

.scan-connection {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(24, 33, 38, 0.045);
  color: var(--muted);
  font-size: 0.84rem;
}

.scan-connection span {
  min-width: 0;
  overflow-wrap: anywhere;
}

.scan-sequence {
  margin-top: 12px !important;
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.6;
}

.scan-status-banner {
  display: grid;
  gap: 4px;
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(24, 33, 38, 0.045);
}

.scan-status-banner strong {
  font-size: 0.9rem;
}

.scan-status-banner span {
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

.scan-status-banner-warning {
  background: rgba(183, 121, 31, 0.1);
}

.scan-status-banner-blocked {
  background: rgba(204, 61, 53, 0.1);
}

.scan-status-banner-ok {
  background: rgba(36, 136, 91, 0.08);
}

.scan-inspector-card {
  display: grid;
  gap: 18px;
}

.scan-inspector-head {
  display: grid;
  gap: 10px;
}

.scan-inspector-body {
  display: grid;
  gap: 18px;
}

.scan-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 10px;
}

.scan-fact {
  display: grid;
  gap: 6px;
  padding: 12px;
  border-radius: 14px;
  background: rgba(24, 33, 38, 0.045);
}

.scan-fact span {
  color: var(--muted);
  font-size: 0.74rem;
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.scan-fact strong {
  font-size: 0.92rem;
  line-height: 1.35;
}

.scan-groups {
  display: grid;
  gap: 14px;
}

.scan-group {
  display: grid;
  gap: 8px;
}

.scan-group h5 {
  margin: 0;
  font-size: 0.84rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.analysis-code pre {
  margin: 0;
  padding: 16px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(24, 33, 38, 0.92);
  color: #eef5f3;
  font-family: var(--mono);
  font-size: 0.84rem;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}

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

:root[data-density="compact"] .panel {
  padding: 14px;
}

:root[data-density="compact"] .validation-card,
:root[data-density="compact"] .summary-card,
:root[data-density="compact"] .proposal-card,
:root[data-density="compact"] .change-card,
:root[data-density="compact"] .focus-card,
:root[data-density="compact"] .decision-card,
:root[data-density="compact"] .doc-card,
:root[data-density="compact"] .analysis-card,
:root[data-density="compact"] .tree-node,
:root[data-density="compact"] .timeline-item,
:root[data-density="compact"] .column,
:root[data-density="compact"] .workspace-panel,
:root[data-density="compact"] .settings-sidebar-link,
:root[data-density="compact"] .settings-row,
:root[data-density="compact"] .shortcut-button,
:root[data-density="compact"] .settings-modal-panel {
  padding: 12px;
}

:root[data-density="compact"] .tab-panel {
  padding-top: 16px;
}

:root[data-density="compact"] .item-list,
:root[data-density="compact"] .tree-root,
:root[data-density="compact"] .tree-children,
:root[data-density="compact"] .timeline,
:root[data-density="compact"] .shortcut-list,
:root[data-density="compact"] .settings-page,
:root[data-density="compact"] .settings-sidebar-nav {
  gap: 10px;
}

@media (max-width: 980px) {
  .app-shell {
    width: min(1760px, calc(100vw - 16px));
    min-height: calc(100vh - 16px);
    min-height: calc(100dvh - 16px);
    margin: 8px auto;
    gap: 12px;
    grid-template-columns: clamp(220px, 31vw, 278px) minmax(0, 1fr);
  }

  .panel-sidebar {
    height: calc(100vh - 16px);
    height: calc(100dvh - 16px);
    min-height: calc(100vh - 16px);
    min-height: calc(100dvh - 16px);
    max-height: calc(100vh - 16px);
    max-height: calc(100dvh - 16px);
  }

  .main-header {
    flex-direction: column;
  }

  .main-header-context {
    justify-content: flex-start;
    max-width: none;
  }

  .workspace-grid,
  .workspace-summary-grid,
  .board-grid,
  .scan-grid,
  .scan-layout,
  .settings-layout {
    grid-template-columns: 1fr;
  }

  .settings-content {
    min-height: auto;
    overflow: visible;
    height: auto;
  }

  .settings-sidebar {
    padding: 0 0 18px;
    border-right: 0;
    border-bottom: 1px solid rgba(36, 38, 43, 0.08);
  }

  .scan-inspector {
    position: static;
  }
}

@media (max-width: 760px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .panel-sidebar {
    height: auto;
    min-height: 0;
    max-height: none;
  }

  .app-shell[data-sidebar-pinned="true"] .panel-sidebar {
    position: static;
  }

  .sidebar-section-heading {
    align-items: center;
  }

  .sidebar-project-trigger,
  .sidebar-thread-item {
    grid-template-columns: minmax(0, 1fr);
  }

  .settings-modal {
    padding: 12px;
  }

  .settings-modal-panel {
    width: min(100vw - 24px, 100%);
    height: auto;
    max-height: calc(100vh - 24px);
    max-height: calc(100dvh - 24px);
    padding: 18px;
    overflow: auto;
  }

  .settings-modal-header {
    flex-direction: column;
    align-items: stretch;
  }

  .settings-sidebar,
  .settings-page,
  .settings-sidebar-nav {
    gap: 12px;
  }

  .settings-row {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .settings-sidebar-link {
    grid-template-columns: 20px minmax(0, 1fr);
  }

  .settings-row select {
    min-width: 0;
    width: 100%;
  }

  .sidebar-project-status,
  .sidebar-thread-time {
    padding-top: 0;
  }
}