/*! Strand UI | MIT License | dillingerstaffing.com */

/* cf: grid-tracks */
/* cf: component-knobs */

.strand-ref-shell {
  display: grid;
  grid-template-columns: 256px minmax(0, 1fr);
  min-height: 100vh;
}

.strand-ref-shell__sidebar {
  position: sticky;
  top: var(--strand-ref-sticky-top, 0);
  height: calc(100vh - var(--strand-ref-sticky-top, 0px));
  height: calc(100dvh - var(--strand-ref-sticky-top, 0px));
  max-height: calc(100vh - var(--strand-ref-sticky-top, 0px));
  max-height: calc(100dvh - var(--strand-ref-sticky-top, 0px));
  background: var(--strand-surface-elevated);
  border-right: 1px solid var(--strand-gray-200);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.strand-ref-shell__sidebar-head {
  padding: var(--strand-space-6) var(--strand-space-5) 18px;
  border-bottom: 1px solid var(--strand-gray-100);
  flex: none;
  background: var(--strand-surface-elevated);
}

.strand-ref-shell__sidebar-scroll {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-anchor: none;
  overscroll-behavior: contain;
  padding: var(--strand-space-4) var(--strand-space-5) var(--strand-space-6);
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.strand-ref-shell__brand {
  display: flex;
  align-items: center;
  gap: var(--strand-space-3);
}

.strand-ref-shell__brand-mark {
  width: 36px;
  height: 36px;
  border-radius: var(--strand-radius-md);
  background: var(--strand-blue-midnight);
  color: var(--strand-on-blue-primary);
  display: grid;
  place-items: center;
  font-family: var(--strand-font-mono);
  font-weight: var(--strand-weight-semibold);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.strand-ref-shell__brand-title {
  font-family: var(--strand-font-mono);
  font-weight: var(--strand-weight-medium);
  color: var(--strand-blue-midnight);
  font-size: 15px;
}

.strand-ref-shell__brand-sub {
  font-family: var(--strand-font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: var(--strand-tracking-ultra);
  color: var(--strand-gray-500);
}

.strand-ref-shell__group {
  display: flex;
  flex-direction: column;
  gap: var(--strand-space-1);
  padding-top: 10px;
  border-top: 1px solid var(--strand-gray-100);
}

.strand-ref-shell__group:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.strand-ref-shell__group-label {
  font-family: var(--strand-font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--strand-blue-midnight);
  font-weight: var(--strand-weight-semibold);
  padding: 6px 10px 8px;
}

.strand-ref-shell__group-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.strand-ref-shell__group-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border-radius: var(--strand-radius-md);
  font-family: var(--strand-font-sans);
  font-size: 13px;
  color: var(--strand-gray-700);
  text-decoration: none;
  transition:
    background var(--strand-duration-fast) var(--strand-ease-out-quart),
    color var(--strand-duration-fast) var(--strand-ease-out-quart);
}

.strand-ref-shell__group-link:hover {
  background: var(--strand-surface-recessed);
  color: var(--strand-blue-midnight);
}

.strand-ref-shell__group-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--strand-gray-300);
  flex: none;
}

.strand-ref-shell__group-link:hover .strand-ref-shell__group-dot {
  background: var(--strand-blue-primary);
}

.strand-ref-shell__main {
  padding: 56px var(--strand-space-16) 96px;
  max-width: 1120px;
  min-width: 0;
}

.strand-ref-header {
  padding-bottom: var(--strand-space-10);
  border-bottom: 1px solid var(--strand-gray-200);
  margin-bottom: var(--strand-space-8);
}

.strand-ref-header__title {
  font-family: var(--strand-font-sans);
  font-weight: var(--strand-weight-light);
  letter-spacing: var(--strand-tracking-tight);
  color: var(--strand-blue-midnight);
  font-size: 40px;
  margin: var(--strand-space-3) 0 0;
}

.strand-ref-header__lead {
  max-width: 620px;
  margin: var(--strand-space-4) 0 0;
  font-family: var(--strand-font-sans);
  font-size: 20px;
  color: var(--strand-gray-500);
  line-height: 1.5;
}

.strand-ref-header__meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, auto));
  gap: 48px;
  margin: var(--strand-space-8) 0 0;
  justify-content: start;
}

.strand-ref-header__meta-item {
  display: flex;
  flex-direction: column;
  gap: var(--strand-space-2);
  margin: 0;
}

.strand-ref-header__meta-label {
  font-family: var(--strand-font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--strand-gray-500);
  margin: 0;
}

.strand-ref-header__meta-value {
  font-family: var(--strand-font-sans);
  font-size: 22px;
  font-weight: var(--strand-weight-light);
  letter-spacing: -0.01em;
  color: var(--strand-blue-midnight);
  margin: 0;
  line-height: 1.2;
}

.strand-ref-taxonomy {
  margin-top: var(--strand-space-6);
  padding: var(--strand-space-5) 22px;
  background: var(--strand-surface-recessed);
  border: 1px solid var(--strand-gray-200);
  border-radius: var(--strand-radius-lg);
  max-width: 720px;
}

.strand-ref-taxonomy__title {
  font-family: var(--strand-font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--strand-blue-midnight);
  font-weight: var(--strand-weight-semibold);
  margin-bottom: 10px;
}

.strand-ref-taxonomy__list {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--strand-space-2);
}

.strand-ref-taxonomy__list > div {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 14px;
  align-items: baseline;
}

.strand-ref-taxonomy__list dt {
  font-family: var(--strand-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--strand-blue-deep);
  font-weight: var(--strand-weight-semibold);
  margin: 0;
}

.strand-ref-taxonomy__list dd {
  margin: 0;
  font-size: 13px;
  color: var(--strand-gray-700);
  line-height: 1.5;
}

.strand-ref-taxonomy__list em {
  font-style: italic;
  color: var(--strand-blue-midnight);
}

.strand-ref-section {
  padding: var(--strand-space-12) 0;
  border-bottom: 1px solid var(--strand-gray-200);
  scroll-margin-top: var(--strand-space-4);
}

.strand-ref-section:last-child {
  border-bottom: 0;
}

.strand-ref-section__head {
  margin-bottom: var(--strand-space-8);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--strand-space-6);
  flex-wrap: wrap;
}

.strand-ref-section__head h2 {
  margin: var(--strand-space-2) 0 0;
  font-weight: var(--strand-weight-light);
  letter-spacing: var(--strand-tracking-tight);
  color: var(--strand-blue-midnight);
  font-size: 28px;
}

.strand-ref-section__head-note {
  font-family: var(--strand-font-mono);
  font-size: 10px;
  letter-spacing: var(--strand-tracking-ultra);
  text-transform: uppercase;
  color: var(--strand-gray-500);
}

.strand-ref-section__body {
  display: flex;
  flex-direction: column;
  gap: var(--strand-space-8);
}

.strand-ref-example {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.strand-ref-example > * {
  min-width: 0;
}

.strand-ref-example__meta {
  padding-top: 6px;
}

.strand-ref-example__label {
  font-family: var(--strand-font-sans);
  font-size: 13px;
  font-weight: var(--strand-weight-medium);
  color: var(--strand-blue-midnight);
  margin-bottom: 6px;
}

.strand-ref-example__code {
  font-family: var(--strand-font-mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  color: var(--strand-gray-500);
  display: block;
  line-height: 1.5;
}

.strand-ref-example__demo {
  background: var(--strand-surface-elevated);
  border: 1px solid var(--strand-gray-200);
  border-radius: var(--strand-radius-lg);
  padding: var(--strand-space-6) 28px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.03);
}

.strand-ref-example__demo--pad-none {
  padding: 0;
  overflow: hidden;
}

.strand-ref-example__demo--recessed {
  background: var(--strand-surface-recessed);
}

.strand-ref-example__caption {
  margin-top: var(--strand-space-2);
  font-size: 12px;
  line-height: 1.55;
  color: var(--strand-gray-500);
  max-width: 560px;
}

.strand-ref-mobile-trigger {
  display: none;
}

.strand-ref-shell__nav-scrim {
  display: none;
}

@media (max-width: 1040px) {
  .strand-ref-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .strand-ref-shell__sidebar {
    position: fixed;
    top: var(--strand-ref-sticky-top, 0);
    left: 0;
    right: 0;
    bottom: 0;
    height: auto;
    max-height: none;
    width: 100%;
    z-index: 80;
    background: var(--strand-surface-elevated);
    box-shadow: var(--strand-elevation-3, 0 8px 28px rgba(15, 23, 42, 0.18));
    transform: translateX(-100%);
    transition: transform var(--strand-duration-normal, 200ms) var(--strand-ease-out-quart, ease-out);
    visibility: hidden;
    border-right: 0;
    border-bottom: 0;
  }

  .strand-ref-shell.is-nav-open .strand-ref-shell__sidebar {
    transform: translateX(0);
    visibility: visible;
  }

  .strand-ref-shell__nav-scrim {
    position: fixed;
    top: var(--strand-ref-sticky-top, 0);
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 75;
    background: rgba(15, 23, 42, 0.4);
  }

  .strand-ref-shell.is-nav-open .strand-ref-shell__nav-scrim {
    display: block;
  }

  .strand-ref-mobile-trigger {
    display: inline-flex;
    position: fixed;
    bottom: calc(env(safe-area-inset-bottom, 0px) + 16px);
    right: 16px;
    z-index: 85;
    box-shadow: var(--strand-elevation-3, 0 8px 24px rgba(15, 23, 42, 0.2));
    border-radius: var(--strand-radius-full, 9999px);
  }

  .strand-ref-shell__main {
    padding: var(--strand-space-8) var(--strand-space-6) var(--strand-space-16);
  }

  .strand-ref-example {
    grid-template-columns: minmax(0, 1fr);
  }

  .strand-ref-header__meta {
    grid-template-columns: 1fr 1fr;
    gap: var(--strand-space-6) var(--strand-space-8);
  }
}

@media (max-width: 560px) {
  .strand-ref-header__meta {
    grid-template-columns: 1fr;
    gap: 18px;
  }
}