:root {
  --wtk-bark: #1e1a16;
  --wtk-sap: #3e6b45;
  --wtk-plaster: #d5d8d2;
  --wtk-field: #eceae4;
  --wtk-measure: 40rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--wtk-plaster);
  color: var(--wtk-bark);
  font-family: Figtree, "Segoe UI", sans-serif;
  font-size: 1.0625rem;
  line-height: 1.6;
  overflow-wrap: break-word;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: var(--wtk-sap);
}

a:hover {
  color: var(--wtk-bark);
}

:focus-visible {
  outline: 2px solid var(--wtk-sap);
  outline-offset: 3px;
}

.wtk-skip {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  background: var(--wtk-sap);
  color: var(--wtk-plaster);
  padding: 0.35rem 0.7rem;
  z-index: 3;
}

.wtk-skip:focus {
  top: 0.75rem;
}

.wtk-shelf {
  width: min(68rem, calc(100% - 2.5rem));
  margin-inline: auto;
}

.wtk-top {
  background: var(--wtk-plaster);
  border-bottom: 1px solid rgba(30, 26, 22, 0.18);
}

.wtk-top .wtk-shelf {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  min-height: 4.6rem;
}

.wtk-word {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--wtk-bark);
  text-decoration: none;
  font-family: Spectral, Georgia, serif;
  font-weight: 600;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.wtk-word img {
  width: 2rem;
  height: 2rem;
}

.wtk-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.35rem;
}

.wtk-links a {
  color: var(--wtk-bark);
  text-decoration: none;
  padding-bottom: 0.15rem;
  border-bottom: 3px solid transparent;
}

.wtk-links a[aria-current="page"] {
  border-bottom-color: var(--wtk-sap);
}

.wtk-main {
  padding: 2.5rem 0 4.5rem;
}

.wtk-board + .wtk-board {
  margin-top: 2.8rem;
}

.wtk-opener {
  display: grid;
  grid-template-columns: 3.2rem minmax(0, 1fr);
  gap: 1rem 1.6rem;
  align-items: start;
}

.wtk-letters {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  margin: 0.35rem 0 0;
  color: var(--wtk-sap);
  font-family: Spectral, Georgia, serif;
  font-weight: 600;
  font-size: 1.05rem;
  line-height: 1;
  letter-spacing: 0.04em;
}

h1,
h2,
.wtk-legal {
  font-family: Spectral, Georgia, serif;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.15rem, 4.6vw, 3.55rem);
  max-width: 22em;
}

.wtk-opener h1 {
  max-width: 14ch;
}

h2 {
  margin: 0 0 0.45rem;
  font-size: clamp(1.35rem, 2vw, 1.7rem);
}

h2 a {
  color: var(--wtk-bark);
  text-decoration: none;
}

h2 a:hover {
  color: var(--wtk-sap);
}

.wtk-lead,
.wtk-prose,
.wtk-line p,
.wtk-letter p,
.wtk-moves,
.wtk-index {
  max-width: var(--wtk-measure);
}

.wtk-lead {
  margin: 0;
  font-size: 1.05rem;
}

.wtk-rule {
  display: block;
  width: 28px;
  height: 3px;
  margin: 0 0 0.75rem;
  background: var(--wtk-sap);
  transform-origin: left center;
  animation: wtk-grow 700ms ease both;
}

.wtk-line + .wtk-line,
.wtk-letter + .wtk-letter {
  margin-top: 1.7rem;
}

.wtk-go {
  display: inline-block;
  margin-top: 1.2rem;
  padding: 0.72rem 1.15rem;
  border: 0;
  border-radius: 18px;
  background: var(--wtk-sap);
  color: var(--wtk-plaster);
  font: 600 1rem/1 Figtree, "Segoe UI", sans-serif;
  text-decoration: none;
  cursor: pointer;
}

.wtk-go:hover {
  color: var(--wtk-plaster);
  filter: brightness(1.08);
}

.wtk-moves {
  margin: 0.4rem 0 0;
  padding-left: 1.2rem;
}

.wtk-moves li + li {
  margin-top: 0.45rem;
}

.wtk-facts {
  display: grid;
  grid-template-columns: 12rem minmax(0, 1fr);
  gap: 0.7rem 1.2rem;
  max-width: 46rem;
  margin: 1.2rem 0 0;
}

.wtk-facts dt {
  font-weight: 600;
}

.wtk-facts dd {
  margin: 0;
}

.wtk-index {
  padding-left: 1.2rem;
}

.wtk-index li + li {
  margin-top: 0.3rem;
}

.wtk-form {
  display: grid;
  gap: 0.9rem;
  max-width: 36rem;
  margin-top: 1.2rem;
}

.wtk-form label {
  display: grid;
  gap: 0.3rem;
  font-weight: 600;
}

.wtk-form input,
.wtk-form select,
.wtk-form textarea {
  width: 100%;
  padding: 0.65rem 0.7rem;
  border: 1px solid var(--wtk-bark);
  border-radius: 0;
  background: var(--wtk-field);
  color: var(--wtk-bark);
  font: 400 1rem/1.4 Figtree, "Segoe UI", sans-serif;
}

.wtk-foot {
  background: var(--wtk-bark);
  color: var(--wtk-plaster);
  padding: 2.4rem 0 2.8rem;
}

.wtk-foot a {
  color: var(--wtk-plaster);
}

.wtk-foot-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.7fr);
  gap: 2rem 3rem;
}

.wtk-foot-grid > div {
  min-width: 0;
}

.wtk-foot p,
.wtk-foot a,
.wtk-facts dd,
.wtk-form {
  overflow-wrap: anywhere;
}

.wtk-legal {
  margin: 0 0 0.4rem;
  font-size: 1.35rem;
  color: var(--wtk-plaster);
}

.wtk-foot p {
  margin: 0.25rem 0;
}

.wtk-foot-links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
}

.wtk-foot-links a {
  text-decoration: none;
}

.wtk-foot-links a:hover {
  text-decoration: underline;
}

@keyframes wtk-grow {
  from {
    transform: scaleX(0);
  }
  to {
    transform: scaleX(1);
  }
}

@media (max-width: 760px) {
  .wtk-top .wtk-shelf {
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 0.9rem 0 1rem;
  }

  .wtk-opener {
    grid-template-columns: 1fr;
  }

  .wtk-letters {
    flex-direction: row;
    gap: 0.45rem;
  }

  .wtk-facts,
  .wtk-foot-grid {
    grid-template-columns: 1fr;
  }

  .wtk-opener h1 {
    max-width: 12ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .wtk-rule {
    animation: none;
  }

  .wtk-go:hover {
    filter: none;
  }
}