:root {
  --inline-space: 1ch;
  --inline-space-half: calc(var(--inline-space) / 2);
  --inline-space-double: calc(var(--inline-space) * 2);

  --block-space: 1rem;
  --block-space-half: calc(var(--block-space) / 2);
  --block-space-double: calc(var(--block-space) * 2);
}

.full-width { inline-size: 100%; }
.min-width { min-inline-size: 0; }
.max-width { max-inline-size: 100%; }
.min-content { inline-size: min-content; }
.max-inline-size { max-inline-size: 100%; }
.constrain-height { max-block-size: var(--max-height, 50vh); }

.flex { display: flex; }
.flex-inline { display: inline-flex; }
.flex-column { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }

.justify-end { justify-content: end; }
.justify-start { justify-content: start; }
.justify-center { justify-content: center; }
.justify-space-between { justify-content: space-between; }

.align-center { align-items: center; }
.align-start { align-items: start; }
.align-end { align-items: end; }
.align-self-start { align-self: start; }

.flex-item-grow { flex-grow: 1; }
.flex-item-no-shrink { flex-shrink: 0; }
.flex-item-justify-start { margin-inline-end: auto; }
.flex-item-justify-end { margin-inline-start: auto; }

.gap {
  column-gap: var(--column-gap, var(--inline-space));
  row-gap: var(--row-gap, var(--block-space));
}

.gap-0 { column-gap: 0; row-gap: 0; }
.gap-1 { column-gap: 0.25rem; row-gap: 0.25rem; }
.gap-2 { column-gap: 0.5rem; row-gap: 0.5rem; }
.gap-3 { column-gap: 0.75rem; row-gap: 0.75rem; }
.gap-4 { column-gap: 1rem; row-gap: 1rem; }
.gap-5 { column-gap: 1.25rem; row-gap: 1.25rem; }
.gap-6 { column-gap: 1.5rem; row-gap: 1.5rem; }
.gap-8 { column-gap: 2rem; row-gap: 2rem; }

.gap-x-0 { column-gap: 0; }
.gap-x-1 { column-gap: 0.25rem; }
.gap-x-2 { column-gap: 0.5rem; }
.gap-x-3 { column-gap: 0.75rem; }
.gap-x-4 { column-gap: 1rem; }
.gap-x-5 { column-gap: 1.25rem; }
.gap-x-6 { column-gap: 1.5rem; }
.gap-x-8 { column-gap: 2rem; }

.gap-y-0 { row-gap: 0; }
.gap-y-1 { row-gap: 0.25rem; }
.gap-y-2 { row-gap: 0.5rem; }
.gap-y-3 { row-gap: 0.75rem; }
.gap-y-4 { row-gap: 1rem; }
.gap-y-5 { row-gap: 1.25rem; }
.gap-y-6 { row-gap: 1.5rem; }
.gap-y-8 { row-gap: 2rem; }

.text-small { font-size: 0.8rem; }
.text-medium { font-size: 1rem; }
.text-large { font-size: 1.4rem; }
.text-x-large { font-size: 1.8rem; }
.text-xx-large { font-size: 2.4rem; }
.text-xs { font-size: 0.75rem; }
.text-sm { font-size: 0.875rem; }
.text-base { font-size: 1rem; }
.text-lg { font-size: 1.25rem; }
.text-xl { font-size: 1.5rem; }

.text-align-center { text-align: center; }
.text-align-start { text-align: start; }
.text-align-end { text-align: end; }

.text-primary { color: var(--color-text); }
.text-reversed { color: var(--color-text-reversed); }
.text-danger { color: var(--color-danger); }
.text-success { color: var(--color-success); }
.text-subtle { color: var(--color-border-darker); }
.text-muted { color: var(--text-muted); }
.text-link { color: var(--color-link); }
.text-undecorated { text-decoration: none; }
.text-line-through { text-decoration: line-through; }
.text-tight-lines { line-height: 1.2; }
.text-normal { font-weight: 400; font-style: normal; }
.text-medium-weight { font-weight: 500; }
.text-semibold { font-weight: 600; }
.text-bold { font-weight: 700; }
.text-italic { font-style: italic; }
.text-nowrap { white-space: nowrap; }
.text-pre-wrap { white-space: pre-wrap; }
.text-break-all { word-break: break-all; }
.text-uppercase { text-transform: uppercase; }
.text-letter-spacing-wide { letter-spacing: 0.05em; }

.overflow-x { overflow-x: auto; scroll-snap-type: x mandatory; scroll-behavior: smooth; }
.overflow-y { overflow-y: auto; scroll-snap-type: y mandatory; scroll-behavior: smooth; }
.overflow-clip { text-overflow: clip; white-space: nowrap; overflow: hidden; }
.overflow-ellipsis { text-overflow: ellipsis; white-space: nowrap; overflow: hidden; }

.overflow-hide-scrollbar::-webkit-scrollbar {
  @media (pointer: course) {
    display: none;
  }
}

.center { margin-inline: auto; }
.center-block { margin-block: auto; }

.position-relative { position: relative; }

.contain { contain: inline-size; }

.pad { padding: var(--block-space) var(--inline-space); }
.pad-double { padding: var(--block-space-double) var(--inline-space-double); }
.pad-block { padding-block: var(--block-space); }
.pad-block-start { padding-block-start: var(--block-space); }
.pad-block-end { padding-block-end: var(--block-space); }
.pad-block-half { padding-block: var(--block-space-half); }
.pad-block-start-half { padding-block-start: var(--block-space-half); }

.pad-inline { padding-inline: var(--inline-space); }
.pad-inline-start { padding-inline-start: var(--inline-space); }
.pad-inline-end { padding-inline-end: var(--inline-space); }
.pad-inline-half { padding-inline: var(--inline-space-half); }
.pad-inline-double { padding-inline: var(--inline-space-double); }

.unpad { padding: 0; }

.padding-0 { padding: 0; }
.padding-1 { padding: 0.25rem; }
.padding-2 { padding: 0.5rem; }
.padding-3 { padding: 0.75rem; }
.padding-4 { padding: 1rem; }
.padding-5 { padding: 1.25rem; }
.padding-6 { padding: 1.5rem; }
.padding-8 { padding: 2rem; }

.padding-x-0 { padding-inline: 0; }
.padding-x-1 { padding-inline: 0.25rem; }
.padding-x-2 { padding-inline: 0.5rem; }
.padding-x-3 { padding-inline: 0.75rem; }
.padding-x-4 { padding-inline: 1rem; }
.padding-x-5 { padding-inline: 1.25rem; }
.padding-x-6 { padding-inline: 1.5rem; }
.padding-x-8 { padding-inline: 2rem; }

.padding-y-0 { padding-block: 0; }
.padding-y-1 { padding-block: 0.25rem; }
.padding-y-2 { padding-block: 0.5rem; }
.padding-y-3 { padding-block: 0.75rem; }
.padding-y-4 { padding-block: 1rem; }
.padding-y-5 { padding-block: 1.25rem; }
.padding-y-6 { padding-block: 1.5rem; }
.padding-y-8 { padding-block: 2rem; }

.padding-top-0 { padding-block-start: 0; }
.padding-top-1 { padding-block-start: 0.25rem; }
.padding-top-2 { padding-block-start: 0.5rem; }
.padding-top-3 { padding-block-start: 0.75rem; }
.padding-top-4 { padding-block-start: 1rem; }
.padding-top-5 { padding-block-start: 1.25rem; }
.padding-top-6 { padding-block-start: 1.5rem; }
.padding-top-8 { padding-block-start: 2rem; }

.padding-right-0 { padding-inline-end: 0; }
.padding-right-1 { padding-inline-end: 0.25rem; }
.padding-right-2 { padding-inline-end: 0.5rem; }
.padding-right-3 { padding-inline-end: 0.75rem; }
.padding-right-4 { padding-inline-end: 1rem; }
.padding-right-5 { padding-inline-end: 1.25rem; }
.padding-right-6 { padding-inline-end: 1.5rem; }
.padding-right-8 { padding-inline-end: 2rem; }

.padding-bottom-0 { padding-block-end: 0; }
.padding-bottom-1 { padding-block-end: 0.25rem; }
.padding-bottom-2 { padding-block-end: 0.5rem; }
.padding-bottom-3 { padding-block-end: 0.75rem; }
.padding-bottom-4 { padding-block-end: 1rem; }
.padding-bottom-5 { padding-block-end: 1.25rem; }
.padding-bottom-6 { padding-block-end: 1.5rem; }
.padding-bottom-8 { padding-block-end: 2rem; }

.padding-left-0 { padding-inline-start: 0; }
.padding-left-1 { padding-inline-start: 0.25rem; }
.padding-left-2 { padding-inline-start: 0.5rem; }
.padding-left-3 { padding-inline-start: 0.75rem; }
.padding-left-4 { padding-inline-start: 1rem; }
.padding-left-5 { padding-inline-start: 1.25rem; }
.padding-left-6 { padding-inline-start: 1.5rem; }
.padding-left-8 { padding-inline-start: 2rem; }

.margin { margin: var(--block-space) var(--inline-space); }
.margin-block { margin-block: var(--block-space); }
.margin-block-half { margin-block: var(--block-space-half); }
.margin-block-start { margin-block-start: var(--block-space); }
.margin-block-start-half { margin-block-start: var(--block-space-half); }
.margin-block-end { margin-block-end: var(--block-space); }
.margin-block-end-half { margin-block-end: var(--block-space-half); }
.margin-block-double { margin-block: var(--block-space-double); }

.margin-inline { margin-inline: var(--inline-space); }
.margin-inline-start { margin-inline-start: var(--inline-space); }
.margin-inline-start-half { margin-inline-start: var(--inline-space-half); }
.margin-inline-end { margin-inline-end: var(--inline-space); }
.margin-inline-half { margin-inline: var(--inline-space-half); }
.margin-inline-double { margin-inline: var(--inline-space-double); }

.margin-none { margin: 0; }
.margin-none-block { margin-block: 0; }
.margin-none-block-start { margin-block-start: 0; }
.margin-none-block-end { margin-block-end: 0; }

.margin-none-inline { margin-inline: 0; }
.margin-none-inline-start { margin-inline-start: 0; }
.margin-none-inline-end { margin-inline-end: 0; }

.margin-0 { margin: 0; }
.margin-1 { margin: 0.25rem; }
.margin-2 { margin: 0.5rem; }
.margin-3 { margin: 0.75rem; }
.margin-4 { margin: 1rem; }
.margin-5 { margin: 1.25rem; }
.margin-6 { margin: 1.5rem; }
.margin-8 { margin: 2rem; }

.margin-x-0 { margin-inline: 0; }
.margin-x-1 { margin-inline: 0.25rem; }
.margin-x-2 { margin-inline: 0.5rem; }
.margin-x-3 { margin-inline: 0.75rem; }
.margin-x-4 { margin-inline: 1rem; }
.margin-x-5 { margin-inline: 1.25rem; }
.margin-x-6 { margin-inline: 1.5rem; }
.margin-x-8 { margin-inline: 2rem; }

.margin-y-0 { margin-block: 0; }
.margin-y-1 { margin-block: 0.25rem; }
.margin-y-2 { margin-block: 0.5rem; }
.margin-y-3 { margin-block: 0.75rem; }
.margin-y-4 { margin-block: 1rem; }
.margin-y-5 { margin-block: 1.25rem; }
.margin-y-6 { margin-block: 1.5rem; }
.margin-y-8 { margin-block: 2rem; }

.margin-top-0 { margin-block-start: 0; }
.margin-top-1 { margin-block-start: 0.25rem; }
.margin-top-2 { margin-block-start: 0.5rem; }
.margin-top-3 { margin-block-start: 0.75rem; }
.margin-top-4 { margin-block-start: 1rem; }
.margin-top-5 { margin-block-start: 1.25rem; }
.margin-top-6 { margin-block-start: 1.5rem; }
.margin-top-8 { margin-block-start: 2rem; }
.margin-top-10 { margin-block-start: 2.5rem; }
.margin-top-12 { margin-block-start: 3rem; }
.margin-top-14 { margin-block-start: 3.5rem; }
.margin-top-16 { margin-block-start: 4rem; }

.margin-right-0 { margin-inline-end: 0; }
.margin-right-1 { margin-inline-end: 0.25rem; }
.margin-right-2 { margin-inline-end: 0.5rem; }
.margin-right-3 { margin-inline-end: 0.75rem; }
.margin-right-4 { margin-inline-end: 1rem; }
.margin-right-5 { margin-inline-end: 1.25rem; }
.margin-right-6 { margin-inline-end: 1.5rem; }
.margin-right-8 { margin-inline-end: 2rem; }

.margin-bottom-0 { margin-block-end: 0; }
.margin-bottom-1 { margin-block-end: 0.25rem; }
.margin-bottom-2 { margin-block-end: 0.5rem; }
.margin-bottom-3 { margin-block-end: 0.75rem; }
.margin-bottom-4 { margin-block-end: 1rem; }
.margin-bottom-5 { margin-block-end: 1.25rem; }
.margin-bottom-6 { margin-block-end: 1.5rem; }
.margin-bottom-8 { margin-block-end: 2rem; }
.margin-bottom-10 { margin-block-end: 2.5rem; }
.margin-bottom-12 { margin-block-end: 3rem; }
.margin-bottom-14 { margin-block-end: 3.5rem; }
.margin-bottom-16 { margin-block-end: 4rem; }



.margin-left-0 { margin-inline-start: 0; }
.margin-left-1 { margin-inline-start: 0.25rem; }
.margin-left-2 { margin-inline-start: 0.5rem; }
.margin-left-3 { margin-inline-start: 0.75rem; }
.margin-left-4 { margin-inline-start: 1rem; }
.margin-left-5 { margin-inline-start: 1.25rem; }
.margin-left-6 { margin-inline-start: 1.5rem; }
.margin-left-8 { margin-inline-start: 2rem; }

.width-12 { width: 3rem; }
.width-16 { width: 4rem; }
.height-12 { height: 3rem; }
.height-16 { height: 4rem; }

.fill { background-color: var(--color-bg); }
.fill-white { background-color: var(--color-text-reversed); }
.fill-shade { background-color: var(--color-border); }
.fill-neutral { background-color: var(--color-neutral-bg); }
.fill-message { background-color: var(--color-message-bg); }
.fill-transparent { background-color: transparent; }

.translucent { opacity: var(--opacity, 0.5); }

.border { border: var(--border-size, 1px) solid var(--border-color, var(--color-border)); }
.border-top { border-block-start: var(--border-size, 1px) solid var(--border-color, var(--color-border)); }
.borderless { border: 0; }

.border-radius { border-radius: var(--border-radius, 1em); }
.border-radius-sm { border-radius: 0.5rem; }

.rounded-number {
  inline-size: 2.1rem !important;
  block-size: 2.1rem !important;
  flex: 0 0 2.1rem !important;
  background: transparent !important;
  border: 2px solid #6366f1 !important;
  border-radius: 999px !important;
  color: #6366f1 !important;
  font-size: 0.84rem !important;
  font-weight: 700 !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  box-shadow: none !important;
}
.border-radius-full { border-radius: 50%; }

.shadow {
  box-shadow:
    0 0 0 1px oklch(var(--color-shadow-black) / 0.02),
    0 .2em 1.6em -0.8em oklch(var(--color-shadow-black) / 0.2),
    0 .4em 2.4em -1em oklch(var(--color-shadow-black) / 0.3),
    0 .4em .8em -1.2em oklch(var(--color-shadow-black) / 0.4),
    0 .8em 1.2em -1.6em oklch(var(--color-shadow-black) / 0.5),
    0 1.2em 1.6em -2em oklch(var(--color-shadow-black) / 0.6);

  @media (prefers-color-scheme: dark) {
    box-shadow:
      0 0 0 1px oklch(var(--color-shadow-black) / 0.42),
      0 .2em 1.6em -0.8em oklch(var(--color-shadow-black) / 0.6),
      0 .4em 2.4em -1em oklch(var(--color-shadow-black) / 0.7),
      0 .4em .8em -1.2em oklch(var(--color-shadow-black) / 0.8),
      0 .8em 1.2em -1.6em oklch(var(--color-shadow-black) / 0.9),
      0 1.2em 1.6em -2em oklch(var(--color-shadow-black) / 1);
  }
}

.for-screen-reader {
  block-size: 1px;
  clip-path: inset(50%);
  inline-size: 1px;
  overflow: hidden;
  position: absolute;
  white-space: nowrap;
}

[hidden] { display: none; }
[contents] { display: contents; }

.hidden { display: none !important; }
.show { display: block !important; }

.mobile-hidden {
  @media (width < 768px) {
    display: none;
  }
}

.appearance-none {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
}

.link-blue {
  color: var(--color-link);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: filter var(--transition-fast);

  @media (any-hover: hover) {
    &:hover {
      filter: brightness(1.2);
    }
  }

  svg {
    flex-shrink: 0;
    width: 1rem !important;
    height: 1rem !important;
    max-width: 1rem !important;
    max-height: 1rem !important;
  }

  .icon-sm,
  .icon-sm svg {
    width: 1rem !important;
    height: 1rem !important;
    max-width: 1rem !important;
    max-height: 1rem !important;
  }
}

.grid-auto-fit {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem 1rem;

  .empty-state-icon {
    width: 3rem;
    height: 3rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    flex-shrink: 0;

    svg {
      width: 3rem !important;
      height: 3rem !important;
      max-width: 3rem !important;
      max-height: 3rem !important;
    }
  }

  .empty-state-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text);
    margin: 0 0 0.5rem 0;
  }

  .empty-state-description {
    font-size: 0.9375rem;
    color: var(--text-muted);
    margin: 0;
  }
}

.split-columns {
  display: flex;
  justify-content: space-between;
  > * {
    flex: 1;
    margin-right: 10px;
  }
  > *:last-child {
    margin-right: 0;
  }
}