/*
 * Design-system guide chrome. Everything brand-visible comes from the ui
 * package's own stylesheets (ui/styles/index.css) — this file only lays out
 * the guide itself, on top of the tokens, so the guide restyles itself
 * whenever the package changes.
 */

/* ---------- shell ---------- */

.ds-shell {
  max-width: 72rem;
  margin-inline: auto;
  padding: 1.5rem clamp(1rem, 4vw, 2rem) 4rem;
}

.ds-shell > .page-hero {
  margin-bottom: 2rem;
}

.ds-footer {
  border-top: 1px solid rgb(var(--border));
  padding: 1.5rem clamp(1rem, 4vw, 2rem);
  color: rgb(var(--muted-foreground));
  font-size: 0.8125rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: space-between;
}

.ds-footer a {
  color: rgb(var(--primary-700));
  text-decoration: none;
  font-weight: 600;
}

.ds-footer a:hover { text-decoration: underline; }

/* ---------- sections ---------- */

.ds-section {
  margin-top: 3rem;
  scroll-margin-top: 5rem;
}

.ds-section > h2 {
  font-size: 1.375rem;
  margin: 0 0 0.25rem;
}

.ds-section > .ds-lede {
  margin: 0 0 1.25rem;
  color: rgb(var(--muted-foreground));
  font-size: 0.9375rem;
  max-width: 46rem;
}

.ds-kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgb(var(--primary-600));
  margin-bottom: 0.375rem;
}

/* ---------- cards & grids ---------- */

.ds-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
}

.ds-grid-wide {
  grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
}

.ds-link-card {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  padding: 1.25rem;
  border: 1px solid rgb(var(--border));
  border-radius: var(--radius-xl);
  background: rgb(var(--surface));
  box-shadow: var(--shadow-soft);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.ds-link-card:hover {
  border-color: rgb(var(--primary-300));
  box-shadow: var(--shadow-medium);
  transform: translateY(-2px);
}

.ds-link-card h3 {
  margin: 0;
  font-size: 1rem;
}

.ds-link-card p {
  margin: 0;
  color: rgb(var(--muted-foreground));
  font-size: 0.8125rem;
}

.ds-link-card .ds-card-arrow {
  margin-top: auto;
  padding-top: 0.5rem;
  color: rgb(var(--primary-600));
  font-weight: 700;
  font-size: 0.8125rem;
}

/* ---------- demos ---------- */

.demo {
  margin-top: 1.25rem;
  border: 1px solid rgb(var(--border));
  border-radius: var(--radius-xl);
  background: rgb(var(--surface));
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.demo-header {
  padding: 0.875rem 1.125rem 0;
}

.demo-header h3 {
  margin: 0;
  font-size: 1rem;
}

.demo-header p {
  margin: 0.25rem 0 0;
  color: rgb(var(--muted-foreground));
  font-size: 0.8125rem;
  max-width: 46rem;
}

.demo-preview {
  padding: 1.5rem 1.125rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  background:
    radial-gradient(rgb(var(--border) / 0.55) 1px, transparent 1px) 0 0 / 20px 20px,
    rgb(var(--background));
  border-top: 1px solid rgb(var(--border));
  margin-top: 0.875rem;
}

.demo-preview-stack {
  flex-direction: column;
  align-items: stretch;
}

.demo-preview-plain {
  background: rgb(var(--background));
}

/* ---------- code ---------- */

.demo-code {
  border-top: 1px solid rgb(var(--border));
  background: rgb(var(--muted) / 0.4);
}

.demo-code-tabs {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.625rem 1.125rem 0;
}

.ds-code,
.demo-code pre {
  margin: 0;
  padding: 1rem 1.125rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.7;
  color: rgb(var(--foreground));
  -webkit-text-size-adjust: 100%;
}

.demo-code pre[hidden] { display: none; }

.ds-code {
  border: 1px solid rgb(var(--border));
  border-radius: var(--radius-lg);
  background: rgb(var(--muted) / 0.4);
  margin-top: 0.75rem;
}

.ds-copy {
  border: 0;
  background: transparent;
  color: rgb(var(--muted-foreground));
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius);
}

.ds-copy:hover { color: rgb(var(--primary-700)); background: rgb(var(--muted)); }

code {
  font-family: var(--font-mono);
  font-size: 0.8125em;
  background: rgb(var(--muted));
  border-radius: var(--radius-sm);
  padding: 0.125rem 0.3125rem;
}

pre code { background: transparent; padding: 0; font-size: inherit; }

/* ---------- token swatches ---------- */

.ramp {
  margin-top: 1.25rem;
}

.ramp h3 {
  margin: 0 0 0.125rem;
  font-size: 0.9375rem;
}

.ramp .ramp-note {
  margin: 0 0 0.625rem;
  color: rgb(var(--muted-foreground));
  font-size: 0.8125rem;
}

.ramp-row {
  display: grid;
  grid-template-columns: repeat(11, minmax(0, 1fr));
  gap: 0.25rem;
}

.swatch {
  border: 1px solid rgb(var(--border) / 0.6);
  border-radius: var(--radius);
  padding: 0;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: rgb(var(--surface));
  font-family: var(--font-mono);
}

.swatch-chip {
  height: 3rem;
}

.swatch-copy {
  padding: 0.25rem 0.375rem;
  display: flex;
  flex-direction: column;
  gap: 0.0625rem;
  font-size: 0.625rem;
  color: rgb(var(--muted-foreground));
  text-align: left;
}

.swatch-copy strong {
  color: rgb(var(--foreground));
  font-weight: 600;
}

.swatch:hover { border-color: rgb(var(--primary-400)); }

.ground-grid {
  display: grid;
  gap: 0.5rem;
  grid-template-columns: repeat(auto-fill, minmax(10rem, 1fr));
  margin-top: 1.25rem;
}

@media (max-width: 720px) {
  .ramp-row { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}

/* ---------- typography specimens ---------- */

.type-card {
  padding: 1.25rem;
  border: 1px solid rgb(var(--border));
  border-radius: var(--radius-xl);
  background: rgb(var(--surface));
  box-shadow: var(--shadow-soft);
}

.type-card .type-sample {
  font-size: 1.75rem;
  line-height: 1.2;
  margin: 0 0 0.75rem;
}

.type-card .type-meta {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: rgb(var(--muted-foreground));
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  margin: 0;
}

.type-scale {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.type-scale-row {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  border-bottom: 1px dashed rgb(var(--border));
  padding-bottom: 0.75rem;
}

.type-scale-row .type-scale-label {
  flex: 0 0 8rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: rgb(var(--muted-foreground));
}

/* ---------- shape & elevation ---------- */

.radius-specimen {
  width: 5rem;
  height: 5rem;
  border: 2px solid rgb(var(--primary-500));
  background: rgb(var(--primary-50));
}

.shadow-specimen {
  width: 9rem;
  height: 5.5rem;
  border-radius: var(--radius-lg);
  background: rgb(var(--surface));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: rgb(var(--muted-foreground));
}

.specimen-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: rgb(var(--muted-foreground));
  text-align: center;
  margin-top: 0.5rem;
}

/* ---------- do / don't ---------- */

.do-dont {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
  margin-top: 1.25rem;
}

.do-dont > div {
  border: 1px solid rgb(var(--border));
  border-radius: var(--radius-xl);
  background: rgb(var(--surface));
  overflow: hidden;
}

.do-dont .do-dont-label {
  display: block;
  padding: 0.5rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.do-dont .do > .do-dont-label { background: rgb(var(--success-100)); color: rgb(var(--success-800)); }
.do-dont .dont > .do-dont-label { background: rgb(var(--error-100)); color: rgb(var(--error-800)); }

.do-dont .do { border-top: 3px solid rgb(var(--success-500)); }
.do-dont .dont { border-top: 3px solid rgb(var(--error-500)); }

.do-dont pre {
  margin: 0;
  padding: 0.875rem 1rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.7;
}

.do-dont p {
  margin: 0;
  padding: 0 1rem 0.875rem;
  font-size: 0.8125rem;
  color: rgb(var(--muted-foreground));
}

/* ---------- prop tables ---------- */

.ds-table-wrap {
  overflow-x: auto;
  margin-top: 1rem;
  border: 1px solid rgb(var(--border));
  border-radius: var(--radius-lg);
}

.ds-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
  background: rgb(var(--surface));
}

.ds-table th,
.ds-table td {
  text-align: left;
  padding: 0.625rem 0.875rem;
  border-bottom: 1px solid rgb(var(--border));
  vertical-align: top;
}

.ds-table th {
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgb(var(--muted-foreground));
  background: rgb(var(--muted) / 0.5);
}

.ds-table tr:last-child td { border-bottom: 0; }

/* ---------- misc ---------- */

.ds-note {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-left: 3px solid rgb(var(--primary-500));
  border-radius: var(--radius);
  background: rgb(var(--primary-50));
  color: rgb(var(--primary-800));
  font-size: 0.8125rem;
}

.ds-note a {
  color: inherit;
  font-weight: 700;
}

.ds-anchor-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.ds-anchor-list a {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border: 1px solid rgb(var(--border));
  border-radius: var(--radius-full);
  background: rgb(var(--surface));
  color: rgb(var(--muted-foreground));
  font-size: 0.75rem;
  font-weight: 600;
  text-decoration: none;
}

.ds-anchor-list a:hover {
  color: rgb(var(--primary-700));
  border-color: rgb(var(--primary-300));
}

.theme-icon-dark { display: none; }
:root[data-theme='dark'] .theme-icon-dark { display: inline; }
:root[data-theme='dark'] .theme-icon-light { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .theme-icon-dark { display: inline; }
  :root:not([data-theme]) .theme-icon-light { display: none; }
}