/* Base layout. Phone width first. Washi is chrome only.
   A printed page, and the square sample, sit on white. */

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

html {
  -webkit-text-size-adjust: 100%;
  color-scheme: light;
}

body {
  margin: 0;
  color: var(--ink);
  background-color: var(--washi);
  background-image:
    repeating-linear-gradient(
      to bottom,
      transparent 0,
      transparent 35px,
      var(--hairline) 35px,
      var(--hairline) 36px
    ),
    url("washi-fibres.svg");
  background-size: auto, 720px 720px;
  font-family: var(--font-gothic);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
}

img {
  max-width: 100%;
  height: auto;
  border: 0;
}

a {
  color: var(--ink);
  text-decoration-color: var(--interior);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

::selection {
  background: rgba(140, 102, 86, 0.22);
  color: var(--ink);
}

.skip {
  position: absolute;
  left: 0.75rem;
  top: -4rem;
  z-index: 8;
  background: var(--page);
  color: var(--ink);
  padding: 0.45rem 0.7rem;
  border-radius: 2px;
}

.skip:focus {
  top: 0.5rem;
}

.sampler-banner {
  margin: 0.85rem 0 0;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--ink);
  border-radius: 2px;
  background: var(--page);
  color: var(--ink);
}

.sampler-line {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-gothic);
  font-weight: 400;
  font-size: 15px;
  line-height: 1.45;
}

.sampler-line a {
  font-weight: 700;
  color: var(--ink);
  white-space: nowrap;
}

.chrome,
.frame,
.site-footer {
  width: min(100%, 72rem);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

.frame {
  padding-bottom: 2.5rem;
}

.site-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem 1rem;
  padding: 1.1rem 0 0.35rem;
}

.series-chip {
  display: inline-block;
  margin: 0.35rem 0 0;
  padding: 0.2rem 0.65rem;
  border: 1px solid var(--clay);
  border-radius: 999px;
  color: var(--ink);
  background: transparent;
  font-family: var(--font-gothic);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
  line-height: 1.4;
}

.wordmark {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  margin: 0 0 0 auto;
  color: var(--ink);
  text-align: right;
}

a.wordmark,
a.wordmark:hover {
  color: var(--ink);
  text-decoration: none;
}

.wm-row {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
}

.wm-letters {
  font-family: var(--font-mincho);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.16em;
  line-height: 1.2;
  color: var(--ink);
}

.tm {
  font-family: var(--font-gothic);
  font-weight: 400;
  font-size: 13px;
  letter-spacing: 0;
  line-height: 1;
  color: var(--ink);
}

.wm-ja {
  font-family: var(--font-mincho);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.06em;
  line-height: 1;
  color: var(--ink);
}

.wm-tag {
  margin-top: 0.15rem;
  font-family: var(--font-gothic);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.04em;
  line-height: 1.3;
  color: var(--ink);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem 0.95rem;
  padding: 0.35rem 0 0.4rem;
}

.nav a {
  font-family: var(--font-gothic);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.3;
  text-decoration: none;
  padding: 0.35rem 0;
  border-bottom: 1px solid transparent;
  color: var(--ink);
}

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

h1,
h2 {
  font-family: var(--font-mincho);
  font-weight: 600;
  line-height: 1.3;
  color: var(--ink);
}

h2 {
  margin: 0 0 0.45rem;
  font-size: 1.45rem;
}

.page-title {
  margin: 0.2rem 0 0.35rem;
  font-size: 1.75rem;
}

p {
  margin: 0.45rem 0;
}

.shop-line,
.key-line,
.subtitle,
.stamp-reading {
  font-family: var(--font-klee);
  font-weight: 400;
  font-synthesis: none;
  color: var(--ink);
}

.shop-line {
  margin: 0.4rem 0 1rem;
  font-size: 1.35rem;
  line-height: 1.35;
}

.sheet {
  background: var(--page);
  border-radius: 2px;
  box-shadow: 0 1px 2px var(--shadow), 0 2px 2px var(--shadow-soft);
  padding: 1rem 1rem 1.1rem;
}

.state-list {
  --sq-pitch: calc(3.25rem / var(--sq-ratio));
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  align-items: flex-end;
  margin: 0 0 0.7rem;
  padding: 0;
  list-style: none;
}

.state-list li {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  color: var(--ink);
  font-family: var(--font-gothic);
  font-weight: 700;
  font-size: 13px;
}

.sq {
  --sq-size: calc(var(--sq-pitch) * var(--sq-ratio));
  --sq-radius: calc(var(--sq-radius-small) * var(--sq-pitch) / var(--sq-ref-pitch));
  --sq-stroke-scaled: calc(var(--sq-stroke) * var(--sq-pitch) / var(--sq-ref-pitch));
  position: relative;
  display: block;
  width: var(--sq-size);
  height: var(--sq-size);
  border: var(--sq-outline) solid var(--interior);
  border-radius: var(--sq-radius);
  background-color: var(--page);
}

/* Printed squares over --sq-radius-threshold use the 1.0 mm radius, scaled. */
.sq.is-wide {
  --sq-radius: calc(var(--sq-radius-large) * var(--sq-pitch) / var(--sq-ref-pitch));
}

.sq.is-shaded {
  background-color: color-mix(in srgb, var(--interior) var(--sq-shade-alpha), transparent);
}

.sq.is-crossed::before,
.sq.is-crossed::after {
  content: "";
  position: absolute;
  left: var(--sq-cross-start);
  width: calc((var(--sq-cross-end) - var(--sq-cross-start)) * 1.41421356237);
  height: var(--sq-stroke-scaled);
  background: var(--interior);
  border-radius: calc(var(--sq-stroke-scaled) / 2);
  transform-origin: left center;
  pointer-events: none;
}

.sq.is-crossed::before {
  top: var(--sq-cross-start);
  transform: translateY(-50%) rotate(45deg);
}

.sq.is-crossed::after {
  top: var(--sq-cross-end);
  transform: translateY(-50%) rotate(-45deg);
}

button.sq {
  appearance: none;
  padding: 0;
  margin: 0;
  color: inherit;
  font: inherit;
  cursor: pointer;
  touch-action: manipulation;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
  background-color: var(--page);
  background-image: none;
}

button.sq:hover,
button.sq:active,
button.sq:focus,
button.sq:focus-visible,
button.sq.is-holding {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

button.sq.is-shaded {
  background-color: color-mix(in srgb, var(--interior) var(--sq-shade-alpha), transparent);
}

.key-line {
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.45;
}

.subtitle {
  margin: 0 0 1rem;
  font-size: 1.2rem;
  line-height: 1.45;
}

.stack {
  width: min(100%, 40rem);
}

.stack section {
  margin-top: 1.5rem;
}

.sample-sheet {
  margin-top: 0.8rem;
  overflow-x: auto;
}

.try-grid {
  --sq-pitch: 2.75rem;
  display: grid;
  grid-template-columns: repeat(5, var(--sq-pitch));
  justify-items: center;
  align-items: center;
  gap: 0.65rem 0.4rem;
  width: max-content;
}

.try-hint {
  margin: 0 0 0.8rem;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.45;
}

.clear-action,
.sq-menu button {
  font-family: var(--font-gothic);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.3;
  color: var(--ink);
  background: var(--page);
  border: 1px solid var(--clay);
  border-radius: 2px;
  padding: 0.4rem 0.75rem;
  cursor: pointer;
}

.clear-action {
  margin-top: 0.75rem;
}

.sq-menu {
  position: fixed;
  z-index: 20;
  padding: 0.3rem;
  background: var(--page);
  border: 1px solid var(--clay);
  border-radius: 2px;
  box-shadow: 0 1px 2px var(--shadow), 0 2px 2px var(--shadow-soft);
}

.sq-menu[hidden] {
  display: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.stamp-lockup {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: max-content;
  max-width: 100%;
  margin-top: 1.75rem;
}

.stamp {
  width: 4.7rem;
  height: auto;
  transform: rotate(-4deg);
  transform-origin: center top;
}

.stamp-reading {
  margin: 0.45rem 0 0 0.15rem;
  font-size: 14px;
}

.catalogue {
  margin-top: 2.25rem;
}

.catalogue h2 {
  margin-top: 0;
}

.catalogue-group h3 {
  margin: 1.35rem 0 0.65rem;
  font-family: var(--font-mincho);
  font-weight: 600;
  font-synthesis: none;
  font-size: 1.35rem;
  line-height: 1.3;
  color: var(--ink);
}

.cards {
  display: grid;
  gap: 0.9rem;
}

.card {
  display: flex;
  flex-direction: column;
  background: var(--page);
  border-radius: 2px;
  box-shadow: 0 1px 2px var(--shadow), 0 2px 2px var(--shadow-soft);
  padding: 1rem 1rem 1.05rem;
}

.card-preview {
  display: block;
  width: 240px;
  max-width: 100%;
  margin: 0 0 0.75rem;
  background: var(--decor);
  aspect-ratio: 240 / 180;
}

.card-preview img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 240 / 180;
  object-fit: cover;
  background: var(--decor);
}

.card-title {
  margin: 0 0 0.6rem;
  font-family: var(--font-mincho);
  font-weight: 600;
  font-synthesis: none;
  font-size: max(13px, 1.2rem);
  line-height: 1.35;
  color: var(--ink);
  overflow-wrap: break-word;
}

/* Both names share one grid cell, so the tile is already as tall as the
   long name. Opacity swaps which one is seen; neither is display:none. */
.tile__link {
  display: grid;
  width: 100%;
  min-width: 0;
  color: inherit;
  text-decoration: none;
}

.tile__link:hover {
  text-decoration: none;
}

.tile__short,
.tile__long {
  grid-area: 1 / 1;
  align-self: start;
  min-width: 0;
  font-size: max(13px, 1.2rem);
  line-height: 1.35;
  transition: opacity 200ms;
}

.tile__long {
  opacity: 0;
}

@media (hover: hover) {
  .card:hover .tile__short,
  .card:focus-within .tile__short,
  .tile__link:focus-visible .tile__short {
    opacity: 0;
  }

  .card:hover .tile__long,
  .card:focus-within .tile__long,
  .tile__link:focus-visible .tile__long {
    opacity: 1;
  }
}

@media (hover: none) {
  .tile__short,
  .tile__long,
  .card:hover .tile__short,
  .card:focus-within .tile__short,
  .tile__link:focus-visible .tile__short,
  .card:hover .tile__long,
  .card:focus-within .tile__long,
  .tile__link:focus-visible .tile__long {
    grid-area: auto;
    opacity: 1;
  }

  .tile__long {
    margin-top: 0.25rem;
    font-size: 13px;
    line-height: 1.45;
  }
}

@media (prefers-reduced-motion: reduce) {
  .tile__short,
  .tile__long {
    transition: none;
  }
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0 0 0.75rem;
  padding: 0;
  list-style: none;
}

.chips li {
  margin: 0;
  padding: 0.2rem 0.65rem;
  border: 1px solid var(--clay);
  border-radius: 1rem;
  color: var(--ink);
  background: var(--page);
  font-family: var(--font-gothic);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.02em;
  line-height: 1.4;
}

.price,
.pairs {
  margin: 0.15rem 0;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.45;
}

.buy {
  margin: 0.55rem 0 0;
  margin-top: auto;
  padding-top: 0.35rem;
  font-family: var(--font-gothic);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.4;
}

.site-footer {
  padding-top: 0.4rem;
  padding-bottom: 2rem;
  border-top: 1px solid var(--decor);
  font-family: var(--font-gothic);
  font-weight: 400;
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink);
}

.site-footer h2 {
  margin: 0.8rem 0 0.25rem;
  font-family: var(--font-gothic);
  font-weight: 700;
  font-size: 15px;
  color: var(--ink);
}

.site-footer a {
  color: var(--ink);
}

@media (min-width: 900px) {
  .wm-letters {
    font-size: 1.2rem;
  }

  .wm-ja {
    font-size: 1.35rem;
  }

  .intro {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 2.5rem;
    align-items: start;
    padding-top: 0.6rem;
  }

  .cards {
    grid-template-columns: 1fr 1fr;
    gap: 1.1rem;
  }
}