:root {
  --page: #eceff3;
  --paper: #ffffff;
  --paper-alt: #f7f8fa;
  --ink: #101316;
  --ink-soft: #373d44;
  --ink-muted: #69707a;
  --line: #cdd3da;
  --line-strong: #9ea8b3;
  --signal: #2457ff;
  --signal-soft: rgba(36, 87, 255, 0.08);
  --shadow: 0 1px 0 rgba(16, 19, 22, 0.04);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--page);
  color: var(--ink);
  font-family: Inter, "Segoe UI", Helvetica, Arial, sans-serif;
}

body {
  margin: 0;
  min-height: 100vh;
}

button,
a {
  font: inherit;
}

a {
  color: var(--signal);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.14em;
}

.shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 244px minmax(0, 1fr);
}

.rail,
.canvas,
.evidence {
  background: var(--paper);
}

.rail {
  display: grid;
  align-content: start;
  gap: 1rem;
  padding: 1rem 0.9rem;
  border-right: 1px solid var(--line-strong);
  background: linear-gradient(180deg, #f8f9fb, #f3f5f8);
}

.rail__brand,
.rail__ledger,
.rail__notes {
  display: grid;
  gap: 0.55rem;
  padding: 0 0 0.85rem;
  border-bottom: 1px solid var(--line);
}

.rail__brand h1,
.masthead h2,
.section-head h3,
.claim-sheet h4,
.sheet h4,
.ledger-row h4 {
  margin: 0;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.rail__brand h1 {
  font-size: 1.45rem;
  line-height: 0.98;
}

.rail__summary,
.rail__notes li,
.body-copy,
.section-note,
.claim-usefulness,
.ledger-row p,
.sheet p,
.entry-note,
.entry-source,
.micro-copy {
  color: var(--ink-soft);
  line-height: 1.6;
}

.rail__summary,
.body-copy,
.section-note,
.claim-usefulness,
.ledger-row p,
.sheet p,
.entry-note,
.entry-source,
.micro-copy {
  margin: 0;
}

.rail__summary {
  font-size: 0.92rem;
}

.eyebrow,
.section-label,
.claim-code,
.entry-code {
  margin: 0;
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.rail__nav {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.nav-link {
  display: flex;
  align-items: center;
  width: 100%;
  min-height: 38px;
  padding: 0.65rem 0.4rem;
  border: none;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: border-color 120ms ease, background 120ms ease, color 120ms ease;
}

.nav-link:hover,
.nav-link:focus-visible,
.selector:hover,
.selector:focus-visible {
  outline: none;
  border-color: var(--signal);
}

.nav-link.is-active,
.selector.is-active {
  background: var(--signal-soft);
  color: var(--ink);
}

.nav-link.is-active {
  box-shadow: inset 3px 0 0 var(--signal);
}

.rail__ledger dl {
  margin: 0;
  display: grid;
  gap: 0.65rem;
}

.rail__ledger div,
.mini-ledger div {
  display: grid;
  gap: 0.2rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--line);
}

.rail__ledger div:last-child,
.mini-ledger div:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.rail__ledger dt,
.mini-ledger span {
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.77rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.rail__ledger dd,
.mini-ledger strong {
  margin: 0;
  font-size: 0.98rem;
  color: var(--ink);
}

.rail__notes ul {
  margin: 0;
  padding-left: 1rem;
  display: grid;
  gap: 0.55rem;
}

.stage {
  display: grid;
  align-content: start;
  gap: 0.85rem;
  padding: 0.85rem;
}

.masthead {
  display: grid;
  grid-template-columns: minmax(0, 1.75fr) auto;
  align-items: end;
  gap: 0.65rem 1rem;
  padding: 0.8rem 1rem;
  border: 1px solid var(--line-strong);
  background: var(--paper);
  box-shadow: var(--shadow);
}

.masthead h2 {
  font-size: clamp(1.45rem, 2.35vw, 2.15rem);
  line-height: 1;
}

.masthead__chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-self: start;
  gap: 0.25rem;
}

.context-item {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border: 1px solid var(--line);
  background: transparent;
}

.context-item--signal {
  background: rgba(36, 87, 255, 0.035);
}

.context-item--workflow {
  background: rgba(10, 99, 71, 0.04);
}

.context-item--evidence {
  background: rgba(191, 86, 13, 0.05);
}

.context-item__index,
.selector__code,
.ledger-row__index,
.claim-row__index,
.entry-time,
.file-token,
.meta-strip span {
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}

.context-item__index,
.selector__code,
.ledger-row__index,
.claim-row__index,
.directory-row__index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  min-height: 100%;
  padding: 0.35rem 0.45rem;
  border-right: 1px solid var(--line);
  color: var(--ink-muted);
}

.context-item__label {
  padding: 0.35rem 0.55rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 308px);
  gap: 0.85rem;
  min-height: 0;
}

.canvas,
.evidence {
  min-width: 0;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.canvas {
  padding: 0.95rem;
}

.evidence {
  display: grid;
  align-content: start;
  gap: 0.8rem;
  padding: 0.9rem;
  background:
    linear-gradient(180deg, rgba(36, 87, 255, 0.02), transparent 160px),
    var(--paper);
}

.evidence__header {
  display: grid;
  gap: 0.2rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--line);
}

.evidence__header h3 {
  margin: 0;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.section-block {
  display: grid;
  gap: 0.75rem;
}

.route-strip {
  display: grid;
  gap: 0.3rem;
  padding: 0.15rem 0 0.1rem;
}

.route-strip__trail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
}

.route-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0.18rem 0.45rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink-soft);
  text-decoration: none;
}

.route-chip:hover,
.route-chip:focus-visible {
  outline: none;
  border-color: var(--signal);
  color: var(--ink);
}

.route-chip.is-static {
  color: var(--ink);
  font-weight: 600;
}

.route-separator {
  color: var(--ink-muted);
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.78rem;
}

.section-block + .section-block {
  margin-top: 1.25rem;
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: end;
}

.section-head h3 {
  font-size: 1.18rem;
}

.section-note {
  max-width: 52ch;
  margin: 0;
  text-align: right;
}

.section-note--inline {
  max-width: none;
  text-align: left;
}

.sheet,
.claim-sheet {
  display: grid;
  gap: 0.85rem;
  padding: 0.9rem;
  border: 1px solid var(--line);
  background: var(--paper);
}

.focus-strip {
  display: grid;
  gap: 0.45rem;
  padding: 0.7rem 0 0.1rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.focus-strip__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.focus-card {
  display: grid;
  gap: 0.18rem;
  padding: 0.2rem 0.1rem;
}

.focus-card span {
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.focus-card strong {
  font-size: 0.96rem;
  line-height: 1.5;
  color: var(--ink);
}

.sheet--summary {
  background:
    linear-gradient(180deg, rgba(36, 87, 255, 0.015), transparent 70%),
    var(--paper);
}

.sheet__grid,
.sheet-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  align-items: start;
}

.sheet-panel {
  display: grid;
  gap: 0.55rem;
  align-content: start;
}

.lede {
  margin: 0;
  max-width: 36ch;
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  line-height: 1.18;
  letter-spacing: -0.03em;
}

.fact-grid {
  margin: 0;
  display: grid;
  gap: 0.7rem;
}

.fact-grid div {
  display: grid;
  gap: 0.25rem;
  padding: 0.65rem;
  border: 1px solid var(--line);
  background: var(--paper-alt);
}

.fact-grid dt {
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.77rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-muted);
}

.fact-grid dd {
  margin: 0;
  color: var(--ink);
  line-height: 1.45;
}

.selector-row {
  display: grid;
  gap: 0.45rem;
}

.selector-row--claims {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.selector {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: stretch;
  padding: 0;
  border: 1px solid var(--line);
  background: var(--paper-alt);
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: border-color 120ms ease, background 120ms ease;
}

.selector__label {
  padding: 0.6rem 0.75rem;
  line-height: 1.45;
}

.inline-action {
  display: inline-flex;
  align-items: center;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--signal);
  text-align: left;
  cursor: pointer;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.14em;
}

.inline-action:hover,
.inline-action:focus-visible {
  outline: none;
  color: #103fc2;
}

.inline-action--strong {
  font-weight: 700;
}

.inline-action--muted {
  color: var(--ink-muted);
  text-decoration-style: dotted;
}

.inline-action--muted:hover,
.inline-action--muted:focus-visible {
  color: var(--signal);
}

.inline-action.is-static {
  color: inherit;
  text-decoration: none;
  cursor: default;
}

.claim-sheet__head,
.file-head,
.evidence-entry__head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: start;
}

.claim-sheet h4,
.sheet h4 {
  font-size: 1.22rem;
  line-height: 1.08;
}

.claim-usefulness {
  margin: 0;
  font-size: 0.98rem;
}

.file-token {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0.3rem 0.55rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink-muted);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.file-token--small {
  min-height: 30px;
  padding: 0.3rem 0.55rem;
}

.rule {
  height: 1px;
  background: var(--line);
}

.step-ledger,
.plain-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.55rem;
}

.step-ledger li,
.claim-row,
.plain-list li {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 0.75rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line);
}

.step-ledger li:last-child,
.claim-row:last-child,
.plain-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.step-ledger li span,
.claim-row__index {
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  color: var(--ink-muted);
}

.step-ledger li p,
.claim-row p,
.plain-list li {
  margin: 0;
  line-height: 1.55;
}

.plain-list li {
  grid-template-columns: 1fr;
  padding-top: 0;
}

.plain-list--issues li {
  color: var(--ink);
}

.plain-list--rules li {
  padding-top: 0;
}

.ledger-table {
  display: grid;
}

.ledger-row {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) minmax(180px, 0.52fr);
  gap: 1rem;
  align-items: start;
  padding: 0.75rem 0;
  border-top: 1px solid var(--line);
}

.ledger-row--action {
  width: 100%;
  border-right: none;
  border-left: none;
  border-bottom: none;
  background: transparent;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease;
}

.ledger-row--action:hover,
.ledger-row--action:focus-visible {
  outline: none;
  background: rgba(36, 87, 255, 0.03);
}

.ledger-row--action[disabled] {
  cursor: default;
}

.ledger-row--action[disabled]:hover,
.ledger-row--action[disabled]:focus-visible {
  background: transparent;
}

.ledger-row:last-child {
  border-bottom: 1px solid var(--line);
}

.ledger-row__main {
  display: grid;
  gap: 0.35rem;
}

.ledger-row__main h4 {
  font-size: 0.98rem;
}

.ledger-row__main p {
  margin: 0;
}

.ledger-row__meta,
.meta-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.45rem;
}

.ledger-row__meta span,
.meta-strip span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0.2rem 0.45rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink-muted);
  font-size: 0.76rem;
}

.directory-table {
  display: grid;
}

.archive-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.7rem;
}

.archive-signal {
  display: grid;
  gap: 0.28rem;
  padding: 0.75rem;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(36, 87, 255, 0.02), transparent 85%);
}

.archive-signal span,
.filter-chip span {
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.archive-signal strong,
.filter-chip strong {
  font-size: 1.18rem;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.archive-signal p {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.5;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.filter-chip {
  display: inline-grid;
  gap: 0.2rem;
  min-width: 132px;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: border-color 120ms ease, background 120ms ease;
}

.filter-chip:hover,
.filter-chip:focus-visible {
  outline: none;
  border-color: var(--signal);
}

.filter-chip.is-active {
  background: var(--signal-soft);
  border-color: var(--signal);
}

.directory-row {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) minmax(220px, 0.6fr);
  gap: 1rem;
  align-items: start;
  width: 100%;
  padding: 0.8rem 0;
  border: none;
  border-top: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: background 120ms ease, color 120ms ease;
}

.directory-row:last-child {
  border-bottom: 1px solid var(--line);
}

.directory-row:hover,
.directory-row:focus-visible {
  outline: none;
  background: rgba(36, 87, 255, 0.03);
}

.directory-row.is-active {
  background: var(--signal-soft);
}

.directory-row__main {
  display: grid;
  gap: 0.28rem;
}

.directory-row__main strong {
  font-size: 1rem;
  line-height: 1.2;
}

.directory-row__main span:last-child {
  color: var(--ink-soft);
}

.directory-row__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.45rem;
}

.directory-row__meta span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0.2rem 0.45rem;
  border: 1px solid var(--line);
  color: var(--ink-muted);
  font-size: 0.76rem;
}

.claim-cluster,
.mini-ledger,
.evidence-list {
  display: grid;
  gap: 0.65rem;
}

.source-file {
  gap: 0.9rem;
}

.source-layer {
  display: grid;
  gap: 0.45rem;
  padding: 0.9rem 0;
  border-top: 1px solid var(--line);
}

.source-layer:last-child {
  border-bottom: 1px solid var(--line);
}

.source-layer p:last-child {
  margin: 0;
}

.source-layer--client {
  background: linear-gradient(90deg, rgba(36, 87, 255, 0.03), transparent 40%);
  padding-left: 0.75rem;
  padding-right: 0.75rem;
}

.source-layer--artifact {
  background: linear-gradient(90deg, rgba(16, 19, 22, 0.025), transparent 40%);
  padding-left: 0.75rem;
  padding-right: 0.75rem;
}

.block-head {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 0.35rem;
}

.block-actions {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  justify-self: start;
}

.artifact-action {
  min-height: 28px;
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink-soft);
  cursor: pointer;
  transition: border-color 120ms ease, color 120ms ease, background 120ms ease;
}

.artifact-action:hover,
.artifact-action:focus-visible {
  outline: none;
  border-color: var(--signal);
  color: var(--ink);
  background: rgba(36, 87, 255, 0.04);
}

.artifact-action--link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.source-reference {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(260px, 0.95fr);
  gap: 0.9rem;
  margin-top: 0.5rem;
}

.source-reference__player,
.source-reference__transcript {
  min-width: 0;
}

.source-reference__frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--line);
  background: #e6eaf0;
  overflow: hidden;
}

.source-reference__mount,
.source-reference__frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.source-reference__mount {
  display: grid;
  place-items: end start;
}

.source-reference__placeholder {
  padding: 0.75rem;
  color: var(--ink-soft);
}

.transcript-ledger {
  display: grid;
  gap: 0.7rem;
}

.transcript-entry-shell {
  display: grid;
  gap: 0.28rem;
}

.transcript-entry {
  display: grid;
  gap: 0.45rem;
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: border-color 120ms ease, background 120ms ease;
}

.transcript-entry:hover,
.transcript-entry:focus-visible {
  outline: none;
  border-color: var(--signal);
  background: rgba(36, 87, 255, 0.035);
}

.transcript-entry.is-active {
  border-color: var(--signal);
  background: rgba(36, 87, 255, 0.06);
}

.transcript-entry__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.4rem 0.75rem;
}

.transcript-entry__label,
.transcript-entry__text {
  margin: 0;
}

.transcript-entry__label {
  color: var(--ink);
  font-weight: 600;
  line-height: 1.4;
}

.transcript-entry__text {
  color: var(--ink-soft);
  line-height: 1.55;
}

.micro-link {
  font-size: 0.88rem;
  color: var(--signal);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.14em;
}

.procedure-sheet pre {
  margin: 0;
  overflow-x: auto;
  padding: 1rem;
  border: 1px solid var(--line);
  background: #f3f5f8;
  color: var(--ink);
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.89rem;
  line-height: 1.6;
}

.skill-block {
  min-height: 26rem;
  background:
    linear-gradient(180deg, rgba(36, 87, 255, 0.03), transparent 30%),
    #f3f5f8;
}

.evidence-entry {
  display: grid;
  gap: 0.55rem;
  padding: 0 0 0.9rem;
  border-bottom: 1px solid var(--line);
}

.evidence-entry:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.entry-time {
  display: inline-flex;
  align-items: center;
  margin-top: 0.2rem;
  font-size: 1rem;
  color: var(--signal);
  text-decoration: none;
}

.entry-claim,
.entry-note,
.entry-source {
  margin: 0;
}

.entry-claim {
  color: var(--ink);
  line-height: 1.45;
}

.entry-source {
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-muted);
}

.entry-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

@media (max-width: 1360px) {
  .workspace {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1220px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .rail {
    border-right: none;
    border-bottom: 1px solid var(--line-strong);
  }

  .source-reference {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1080px) {
  .sheet__grid,
  .sheet-columns,
  .archive-strip,
  .focus-strip__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .section-head,
  .claim-sheet__head,
  .file-head,
  .evidence-entry__head {
    flex-direction: column;
    align-items: start;
  }

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

  .masthead__chips,
  .meta-strip,
  .ledger-row__meta,
  .directory-row__meta {
    justify-content: flex-start;
  }

  .sheet__grid,
  .selector-row--claims,
  .ledger-row,
  .directory-row {
    grid-template-columns: 1fr;
  }

  .ledger-row__index,
  .directory-row__index {
    min-height: 42px;
    width: fit-content;
    border: 1px solid var(--line);
  }
}

@media (max-width: 640px) {
  .stage,
  .rail {
    padding: 0.8rem;
  }

  .canvas,
  .evidence,
  .sheet,
  .claim-sheet,
  .masthead {
    padding: 0.9rem;
  }

  .masthead h2 {
    max-width: 100%;
    font-size: 2.35rem;
  }

  .selector,
  .context-item,
  .filter-chip {
    min-width: 0;
  }

  .step-ledger li,
  .claim-row {
    grid-template-columns: 40px minmax(0, 1fr);
  }
}