:root {
  --tui-violet: oklch(58% 0.19 302);
  --tui-cyan: oklch(73% 0.13 202);
  --tui-green: oklch(68% 0.15 157);
  --tui-terminal: oklch(20% 0.038 288);
  --tui-cell: oklch(26% 0.048 288);
}

:root[data-theme="dark"] {
  --tui-violet: oklch(75% 0.14 302);
  --tui-cyan: oklch(81% 0.1 202);
  --tui-green: oklch(78% 0.12 157);
}

.tui-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(30rem, 1.14fr);
  align-items: center;
  width: var(--page);
  min-height: 39rem;
  margin-inline: auto;
  padding-block: 5.5rem 4.5rem;
  gap: clamp(3rem, 7vw, 7rem);
}

.tui-hero h1,
.doc-hero h1,
.component-hero h1 {
  max-width: none;
  letter-spacing: -0.045em;
}

.tui-hero h1 {
  max-width: 11ch;
  margin-bottom: 1.4rem;
  font-size: clamp(3.7rem, 7.2vw, 6.6rem);
}

.hero-lede {
  max-width: 34rem;
  color: var(--ink-soft);
  font-size: 1.18rem;
}

.eyebrow {
  display: block;
  margin-bottom: 0.7rem;
  color: var(--violet-deep);
  font-size: 0.72rem;
  font-weight: 680;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.terminal-stage {
  position: relative;
  min-width: 0;
}

.terminal-stage::before {
  position: absolute;
  inset: 12% -6% -9% 10%;
  z-index: -1;
  border-radius: 48% 52% 44% 56%;
  background: color-mix(in oklch, var(--tui-violet) 18%, transparent);
  filter: blur(3rem);
  content: "";
}

.terminal-stage img {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 1rem;
  box-shadow: var(--shadow-low);
}

.hero-skin-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.8rem;
  color: var(--ink-soft);
  font-size: 0.8rem;
}

.hero-skin-note strong {
  color: var(--ink);
}

.status-band {
  border-block: 1px solid var(--line);
  background: var(--surface);
}

.status-band-inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  width: var(--page);
  margin-inline: auto;
}

.status-band-inner div {
  padding: 1.55rem 2rem;
}

.status-band-inner div + div {
  border-left: 1px solid var(--line);
}

.status-band strong {
  display: block;
  margin-bottom: 0.18rem;
  font-size: 0.96rem;
}

.status-band span {
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.tui-section {
  width: var(--page);
  margin-inline: auto;
  padding-block: 5rem;
}

.section-intro {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  align-items: end;
  margin-bottom: 3rem;
  gap: 3rem;
}

.section-intro h2 {
  max-width: 13ch;
  margin: 0;
  font-size: clamp(2.4rem, 4.5vw, 4rem);
}

.section-intro p {
  max-width: 62ch;
  margin: 0;
  color: var(--ink-soft);
}

.architecture-steps {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.architecture-steps li {
  display: grid;
  grid-template-columns: 4rem 14rem 1fr;
  align-items: baseline;
  padding-block: 1.5rem;
  border-bottom: 1px solid var(--line);
  gap: 1.5rem;
}

.architecture-steps span {
  color: var(--violet-deep);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.architecture-steps strong {
  font-size: 1.08rem;
}

.architecture-steps p {
  max-width: 68ch;
  margin: 0;
  color: var(--ink-soft);
}

.component-ribbon {
  overflow: hidden;
  background: var(--tui-terminal);
  color: oklch(94% 0.018 288);
}

.component-ribbon-inner {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  width: var(--page);
  margin-inline: auto;
  padding-block: 4.5rem;
  gap: 4rem;
}

.component-ribbon h2 {
  max-width: 10ch;
  font-size: clamp(2.5rem, 4vw, 4rem);
}

.component-ribbon p {
  max-width: 56ch;
  color: oklch(78% 0.035 288);
}

.component-stream {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid oklch(44% 0.055 288);
}

.component-stream a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 3.6rem;
  padding-inline: 1rem;
  border-bottom: 1px solid oklch(44% 0.055 288);
  color: inherit;
  text-decoration: none;
}

.component-stream a:nth-child(odd) {
  border-right: 1px solid oklch(44% 0.055 288);
}

.component-stream a:hover {
  background: oklch(31% 0.065 288);
}

.doc-hero {
  display: grid;
  grid-template-columns: 1fr minmax(18rem, 0.7fr);
  align-items: end;
  padding-block: 4.5rem 3rem;
  border-bottom: 1px solid var(--line);
  gap: 3rem;
}

.doc-hero h1 {
  margin: 0;
  font-size: clamp(3rem, 6vw, 5.7rem);
}

.doc-hero-copy {
  max-width: 55ch;
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.03rem;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  margin: 0 0 1rem;
  padding: 0;
  gap: 0.45rem;
  color: var(--ink-soft);
  font-size: 0.8rem;
  list-style: none;
}

.breadcrumb li + li::before {
  margin-right: 0.45rem;
  color: var(--path);
  content: "/";
}

.docs-layout {
  display: grid;
  grid-template-columns: 13rem minmax(0, 1fr);
  align-items: start;
  padding-block: 3rem 6rem;
  gap: clamp(2.5rem, 6vw, 6rem);
}

.toc {
  position: sticky;
  top: 6rem;
}

.toc-title {
  margin-bottom: 0.7rem;
  color: var(--ink-soft);
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.toc ol,
.toc ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.toc a {
  display: block;
  padding-block: 0.28rem;
  color: var(--ink-soft);
  font-size: 0.86rem;
  text-decoration: none;
}

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

.prose {
  min-width: 0;
  max-width: var(--reading);
}

.prose section + section {
  margin-top: 4.5rem;
}

.prose h2 {
  max-width: 18ch;
  font-size: clamp(2rem, 3.5vw, 3rem);
}

.prose h3 {
  margin-top: 2.4rem;
  font-size: 1.35rem;
}

.prose p,
.prose li {
  color: var(--ink-soft);
}

.step-label {
  display: block;
  margin-bottom: 0.7rem;
  color: var(--violet-deep);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.callout {
  margin-block: 1.6rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
}

.callout p {
  margin: 0;
  color: var(--ink);
}

.code-panel {
  position: relative;
  margin: 1.5rem 0;
  overflow: hidden;
  border: 1px solid var(--code-line);
  border-radius: var(--radius-md);
  background: var(--code-bg);
  color: var(--inverse);
}

.code-panel figcaption {
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--code-line);
  color: color-mix(in oklch, var(--inverse) 70%, transparent);
  font-family: var(--font-mono);
  font-size: 0.76rem;
}

.code-panel pre {
  margin: 0;
  padding: 1.25rem;
  overflow: auto;
  line-height: 1.55;
}

.copy-button {
  position: absolute;
  top: 0.45rem;
  right: 0.55rem;
  padding: 0.3rem 0.65rem;
  border: 1px solid var(--code-line);
  border-radius: 0.35rem;
  background: transparent;
  color: var(--inverse);
  cursor: pointer;
  font: inherit;
  font-size: 0.72rem;
}

.component-doc-shell {
  display: grid;
  grid-template-columns: 15rem minmax(0, 1fr);
  width: var(--page);
  margin-inline: auto;
  gap: clamp(2.5rem, 6vw, 6rem);
}

.component-sidebar {
  position: sticky;
  top: 4.75rem;
  max-height: calc(100vh - 4.75rem);
  padding-block: 2rem 4rem;
  overflow: auto;
  border-right: 1px solid var(--line);
}

.component-sidebar-index {
  display: inline-block;
  margin-bottom: 1.25rem;
  font-weight: 620;
}

.component-sidebar section {
  margin-top: 1.1rem;
}

.component-sidebar h2 {
  margin-bottom: 0.35rem;
  color: var(--ink-soft);
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.component-sidebar ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.component-sidebar a {
  display: block;
  padding: 0.2rem 1rem 0.2rem 0;
  color: var(--ink-soft);
  font-size: 0.82rem;
  text-decoration: none;
}

.component-sidebar a[aria-current="page"] {
  color: var(--violet-deep);
  font-weight: 650;
}

.component-doc {
  min-width: 0;
  max-width: 56rem;
  padding-block: 2.2rem 6rem;
}

.component-hero {
  padding-block: 1.8rem 2.5rem;
}

.component-hero h1 {
  margin-bottom: 0.9rem;
  font-size: clamp(3.1rem, 6vw, 5.5rem);
}

.component-hero > p:last-child {
  max-width: 60ch;
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.component-doc > section {
  max-width: var(--reading);
  margin-top: 4rem;
}

.component-doc > section h2 {
  max-width: none;
  font-size: 1.8rem;
}

.component-doc > section p,
.component-doc > section li {
  color: var(--ink-soft);
}

.skin-preview {
  border-block: 1px solid var(--line);
  padding-block: 1rem 1.25rem;
}

.skin-preview-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 1rem;
  gap: 1rem;
}

.skin-preview-toolbar .eyebrow {
  margin-bottom: 0.1rem;
}

.skin-preview-toolbar strong {
  font-size: 1.05rem;
}

.segmented-control {
  display: flex;
  flex-wrap: wrap;
  padding: 0.18rem;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  background: var(--surface);
}

.segmented-control button {
  min-height: 2.1rem;
  padding-inline: 0.7rem;
  border: 0;
  border-radius: 0.38rem;
  background: transparent;
  color: var(--ink-soft);
  cursor: pointer;
  font: inherit;
  font-size: 0.76rem;
}

.segmented-control button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--inverse);
}

.skin-preview img {
  width: 100%;
  border-radius: 0.85rem;
}

.preview-note {
  margin: 0.65rem 0 0;
  color: var(--ink-soft);
  font-size: 0.76rem;
}

.component-pager {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  margin-top: 5rem;
  border-block: 1px solid var(--line);
}

.component-pager a {
  padding: 1rem 0;
  text-decoration: none;
}

.component-pager a:last-child {
  text-align: right;
}

.component-pager span {
  display: block;
  color: var(--ink-soft);
  font-size: 0.7rem;
  text-transform: uppercase;
}

.component-index {
  padding-bottom: 6rem;
}

.component-filter {
  display: grid;
  grid-template-columns: auto minmax(12rem, 28rem) 1fr;
  align-items: center;
  padding-block: 1.5rem;
  border-bottom: 1px solid var(--line);
  gap: 1rem;
}

.component-filter label {
  font-size: 0.8rem;
  font-weight: 650;
}

.component-filter input {
  width: 100%;
  min-height: 2.7rem;
  padding-inline: 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
  font: inherit;
}

.component-filter span {
  justify-self: end;
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.catalog-group {
  display: grid;
  grid-template-columns: 13rem 1fr;
  padding-block: 2.3rem;
  border-bottom: 1px solid var(--line);
  gap: 2rem;
}

.catalog-group-heading p {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 640;
}

.catalog-group-heading span {
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.catalog-group ul {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.catalog-group li {
  border-bottom: 1px solid var(--line);
}

.catalog-group li a {
  display: grid;
  grid-template-columns: 1fr 1.2rem;
  align-items: center;
  min-height: 4.5rem;
  padding: 0.7rem 0.25rem;
  text-decoration: none;
  gap: 1rem;
}

.catalog-group li a:hover strong {
  color: var(--violet-deep);
}

.catalog-group strong,
.catalog-group small {
  display: block;
}

.catalog-group small {
  max-width: 66ch;
  margin-top: 0.12rem;
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.catalog-group svg {
  width: 1.1rem;
}

.component-empty {
  padding-block: 4rem;
  color: var(--ink-soft);
  text-align: center;
}

@media (max-width: 1120px) {
  .tui-hero,
  .section-intro,
  .component-ribbon-inner,
  .doc-hero {
    grid-template-columns: 1fr;
  }

  .tui-hero {
    min-height: auto;
    padding-block: 3.5rem;
  }

  .status-band-inner {
    grid-template-columns: 1fr;
  }

  .status-band-inner div + div {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .component-doc-shell {
    grid-template-columns: 1fr;
  }

  .component-sidebar {
    position: static;
    max-height: none;
    padding: 1rem 0;
    overflow-x: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .component-sidebar section {
    display: none;
  }

  .component-sidebar section:has([aria-current="page"]) {
    display: block;
  }

  .component-sidebar section:has([aria-current="page"]) ul {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 0.8rem;
  }

  .component-doc {
    padding-top: 0;
  }

  .docs-layout {
    grid-template-columns: 1fr;
  }

  .toc {
    position: static;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--line);
  }
}

@media (min-width: 901px) and (max-width: 1120px) {
  .site-nav {
    grid-template-columns: 1fr auto;
  }

  .menu-button {
    display: inline-grid;
  }

  .nav-links {
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    display: grid;
    justify-content: stretch;
    padding: 1rem 4vw 1.4rem;
    gap: 0;
    border-bottom: 1px solid var(--line);
    background: var(--paper);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-0.8rem);
  }

  .nav-links[data-open="true"] {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-links a,
  .nav-dropdown > summary {
    display: block;
    padding-block: 0.85rem;
    border-bottom: 1px solid var(--line);
  }

  .nav-dropdown-menu {
    position: static;
    min-width: 0;
    border: 0;
    box-shadow: none;
    transform: none;
  }
}

@media (max-width: 640px) {
  .tui-hero {
    grid-template-columns: minmax(0, 1fr);
  }

  .terminal-stage {
    min-width: 0;
  }

  .architecture-steps li,
  .catalog-group,
  .component-filter {
    grid-template-columns: 1fr;
  }

  .component-filter span {
    justify-self: start;
  }

  .component-stream {
    grid-template-columns: 1fr;
  }

  .component-stream a:nth-child(odd) {
    border-right: 0;
  }

  .skin-preview-toolbar {
    align-items: start;
    flex-direction: column;
  }

  .segmented-control {
    width: 100%;
  }

  .segmented-control button {
    flex: 1 1 45%;
  }
}