/* Orbit: a field guide. Cream paper, black ink, one rust accent. */

:root {
  --paper: #f2ece1;
  --paper-2: #ebe3d4;
  --paper-3: #e2d8c6;
  --ink: #1d1a17;
  --ink-2: #48413a;
  --muted: #655c52;
  --rust: #c2410c;
  --rust-ink: #a93a0b;
  --green: #3c6a33;
  --rule: rgba(29, 26, 23, 0.2);
  --rule-strong: rgba(29, 26, 23, 0.85);
  --display: 'Playfair Display', 'DM Serif Display', Georgia, serif;
  --serif: 'Newsreader', 'EB Garamond', Georgia, 'Times New Roman', serif;
  --mono: 'JetBrains Mono', 'IBM Plex Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;
  --wrap: 1180px;
  --gutter: clamp(20px, 4vw, 40px);
  color-scheme: light;
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}

body {
  margin: 0;
  background-color: var(--paper);
  background-image: radial-gradient(rgba(29, 26, 23, 0.13) 1px, transparent 1.3px);
  background-size: 24px 24px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.125rem;
  line-height: 1.6;
  font-optical-sizing: auto;
  text-rendering: optimizeLegibility;
}

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

img {
  height: auto;
}

a {
  color: inherit;
  text-decoration-color: var(--rust);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--rust-ink);
}

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

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--display);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.015em;
  text-wrap: balance;
}

h2 {
  font-size: clamp(2rem, 4.4vw, 3.25rem);
}

h3 {
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1.2;
}

p {
  margin: 0 0 1em;
  text-wrap: pretty;
}

em.rust,
.rust {
  color: var(--rust);
}

h1 em,
h2 em {
  font-style: italic;
  font-weight: 400;
  color: var(--rust);
}

code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: var(--paper-2);
  padding: 0.1em 0.35em;
}

.wrap {
  width: 100%;
  max-width: calc(var(--wrap) + 2 * var(--gutter));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.mono,
.kicker,
.small-print {
  font-family: var(--mono);
}

.muted {
  color: var(--muted);
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 100;
  padding: 10px 16px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.skip-link:focus {
  top: 12px;
  color: var(--paper);
}

/* ---------------------------------------------------------------- header */

.site-header {
  position: relative;
  z-index: 10;
  border-bottom: 1.5px solid var(--ink);
  background: var(--paper);
}

.masthead {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 16px;
  align-items: center;
  padding-block: 10px;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.masthead > :last-child {
  text-align: right;
}

.masthead::after {
  content: '';
  grid-column: 1 / -1;
  height: 1px;
  margin-top: 10px;
  margin-bottom: -10px;
  background: var(--rule);
}

.navbar {
  display: flex;
  align-items: center;
  gap: 32px;
  padding-block: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-weight: 900;
  font-size: 1.85rem;
  line-height: 1;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand .logo {
  width: 30px;
  height: 20px;
}

.site-nav {
  display: flex;
  gap: 26px;
  margin-right: auto;
}

.site-nav a,
.nav-toggle {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-2);
  padding-block: 4px;
  border-bottom: 1.5px solid transparent;
}

.site-nav a:hover {
  color: var(--ink);
  border-bottom-color: var(--rule-strong);
}

.site-nav a[aria-current='page'] {
  color: var(--ink);
  font-weight: 700;
  border-bottom-color: var(--ink);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1.5px solid var(--ink);
  color: var(--ink);
  padding: 8px 12px;
  cursor: pointer;
}

/* ---------------------------------------------------------------- buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 46px;
  padding: 12px 22px;
  border: 1.5px solid var(--ink);
  background: transparent;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s, color 0.15s, transform 0.15s;
}

.btn:hover {
  background: var(--ink);
  color: var(--paper);
}

.btn-ink {
  background: var(--ink);
  color: var(--paper);
}

.btn-ink:hover {
  background: var(--rust-ink);
  border-color: var(--rust-ink);
  color: #fff;
}

.btn-lg {
  min-height: 52px;
  padding: 14px 24px;
}

.btn-sm {
  min-height: 38px;
  padding: 8px 16px;
  font-size: 0.72rem;
}

.btn[aria-pressed='true'] {
  background: var(--ink);
  color: var(--paper);
}

/* ---------------------------------------------------------------- kickers and small print */

.kicker {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 22px;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--rust-ink);
}

.kicker::after {
  content: '';
  flex: 1 1 24px;
  max-width: 120px;
  height: 1px;
  background: var(--rule);
}

.small-print {
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.small-print a {
  color: var(--ink-2);
}

figcaption,
.caption {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.98rem;
  color: var(--muted);
}

/* ---------------------------------------------------------------- hero */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(32px, 6vw, 96px);
  align-items: center;
  padding-block: clamp(48px, 8vw, 84px) clamp(48px, 7vw, 80px);
}

.hero h1 {
  font-size: clamp(3.6rem, 9.6vw, 8rem);
  line-height: 0.92;
  letter-spacing: -0.035em;
}

.hero h1 em {
  display: block;
  margin-top: 0.02em;
  font-family: var(--display);
  letter-spacing: -0.03em;
}

.deck {
  margin: 22px 0 0;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.lead {
  margin: 26px 0 0;
  max-width: 36em;
  font-size: clamp(1.2rem, 1.9vw, 1.42rem);
  line-height: 1.55;
  color: var(--ink-2);
}

.dropcap::first-letter {
  float: left;
  margin: 0.08em 0.1em 0 0;
  font-family: var(--display);
  font-weight: 900;
  font-size: 3.6em;
  line-height: 0.8;
  color: var(--ink);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.footnotes {
  margin-top: 26px;
  display: grid;
  gap: 6px;
}

.footnotes p {
  margin: 0;
}

.footnotes b {
  font-weight: 500;
  color: var(--ink);
}

.status-line {
  text-decoration: none;
}

.status-line[data-state='up'] {
  color: var(--rust-ink);
}

.dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-right: 6px;
  border-radius: 50%;
  border: 1.5px solid currentColor;
  vertical-align: 0.05em;
}

.status-line[data-state='up'] .dot {
  background: var(--rust);
  border-color: var(--rust);
}

@media (prefers-reduced-motion: no-preference) {
  .status-line[data-state='up'] .dot {
    animation: pulse 2.4s ease-in-out infinite;
  }
}

@keyframes pulse {
  50% {
    box-shadow: 0 0 0 4px rgba(194, 65, 12, 0.18);
  }
}

.plate-figure {
  margin: 0;
}

.orbit-diagram {
  width: 100%;
  height: auto;
  overflow: visible;
}

.orbit-diagram text {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  fill: var(--ink);
}

.orbit-diagram .legend text {
  font-size: 10.5px;
  letter-spacing: 0.08em;
}

@media (prefers-reduced-motion: no-preference) {
  .orbit-diagram .arc {
    stroke-dasharray: 330;
    stroke-dashoffset: 330;
    animation: chart 1.6s 0.3s ease-out forwards;
  }
}

@keyframes chart {
  to {
    stroke-dashoffset: 0;
  }
}

.plate-figure figcaption {
  margin-top: 4px;
  text-align: center;
}

/* ---------------------------------------------------------------- stats band */

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1.5px solid var(--ink);
}

.stats > div {
  padding: 26px 24px 30px;
  border-left: 1px solid var(--rule);
}

.stats > div:first-child {
  border-left: 0;
  padding-left: 0;
}

.stats strong {
  display: block;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(3rem, 5vw, 4rem);
  line-height: 1;
  letter-spacing: -0.03em;
}

.stats strong sup {
  font-style: italic;
  font-size: 0.4em;
  letter-spacing: -0.01em;
  color: var(--rust);
  vertical-align: 0.9em;
  margin-left: 2px;
}

.stats span {
  display: block;
  margin-top: 10px;
  font-style: italic;
  color: var(--ink-2);
  line-height: 1.45;
}

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

.block {
  padding-block: clamp(64px, 9vw, 112px) 0;
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
  gap: 16px 48px;
  align-items: end;
  padding-bottom: 28px;
  margin-bottom: 40px;
  border-bottom: 1.5px solid var(--ink);
}

.section-head .kicker {
  grid-column: 1 / -1;
  margin-bottom: 0;
}

.section-head p {
  margin: 0;
  font-style: italic;
  font-size: 1.15rem;
  color: var(--ink-2);
}

/* How it works: numbered like a manual. */
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  counter-reset: step;
}

.steps li {
  counter-increment: step;
  padding: 4px 28px 8px;
  border-left: 1px solid var(--rule);
}

.steps li:first-child {
  border-left: 0;
  padding-left: 0;
}

.steps li::before {
  content: counter(step, upper-roman) '.';
  display: block;
  margin-bottom: 14px;
  font-family: var(--display);
  font-style: italic;
  font-weight: 400;
  font-size: 2.6rem;
  line-height: 1;
  color: var(--rust);
}

.steps h3 {
  margin-bottom: 10px;
}

.steps p {
  color: var(--ink-2);
}

/* Highlights: a figure and its entry. */
.showcase {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
  padding-block: 36px;
  border-bottom: 1px solid var(--rule);
}

.showcase:nth-of-type(odd) > figure {
  order: 2;
}

.showcase h3 {
  font-size: clamp(1.6rem, 2.6vw, 2.1rem);
  font-weight: 900;
  margin-bottom: 14px;
}

.showcase .kicker {
  margin-bottom: 14px;
}

.showcase p {
  color: var(--ink-2);
}

.plate {
  margin: 0;
}

.plate .frame {
  padding: 8px;
  border: 1px solid var(--ink);
  background: var(--paper-2);
}

.plate img {
  width: 100%;
  cursor: zoom-in;
  filter: saturate(0.92) contrast(1.02);
}

.plate figcaption {
  margin-top: 10px;
}

.plate figcaption b {
  font-family: var(--mono);
  font-style: normal;
  font-weight: 500;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--rust-ink);
  margin-right: 6px;
}

.ticks {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  border-top: 1px solid var(--rule);
}

.ticks li {
  position: relative;
  padding: 9px 0 9px 28px;
  border-bottom: 1px solid var(--rule);
}

.ticks li::before {
  content: '§';
  position: absolute;
  left: 2px;
  top: 9px;
  font-style: italic;
  color: var(--rust);
}

/* A boxed call to action, like a margin note. */
.cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px 40px;
  margin-top: 56px;
  padding: clamp(24px, 4vw, 40px);
  border: 1.5px solid var(--ink);
  background: var(--paper-2);
  box-shadow: 6px 6px 0 var(--ink);
}

.cta h2 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  margin-bottom: 8px;
}

.cta p {
  margin: 0;
  color: var(--ink-2);
  font-style: italic;
}

/* Everything included: an index of entries. */
.entries {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--rule);
}

.entry {
  padding: 28px 26px 26px 0;
  border-bottom: 1px solid var(--rule);
}

.entry:not(:nth-child(3n + 1)) {
  padding-left: 26px;
  border-left: 1px solid var(--rule);
}

.entry svg {
  width: 30px;
  height: 30px;
  margin-bottom: 14px;
  color: var(--rust);
}

.entry h3 {
  margin-bottom: 8px;
  font-size: 1.3rem;
}

.entry p {
  margin: 0;
  color: var(--ink-2);
}

/* Screenshots. */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* Download. */
.download {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 24px 56px;
  align-items: start;
}

.download h2 {
  margin-bottom: 16px;
}

.download-intro p {
  color: var(--ink-2);
}

.platforms {
  display: grid;
  border-top: 1.5px solid var(--ink);
}

.platform {
  display: grid;
  grid-template-columns: 34px 1fr auto;
  align-items: center;
  gap: 4px 18px;
  padding: 18px 8px;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
  transition: background-color 0.15s;
}

.platform:hover {
  background: var(--paper-2);
  color: var(--ink);
}

.platform svg {
  width: 28px;
  height: 28px;
  grid-row: span 2;
}

.platform b {
  font-family: var(--display);
  font-size: 1.4rem;
  font-weight: 700;
}

.platform span[data-detail] {
  grid-column: 2;
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.platform::after {
  content: '↓';
  grid-column: 3;
  grid-row: 1 / span 2;
  font-family: var(--mono);
  font-size: 1.2rem;
  color: var(--ink-2);
}

.platform.recommended {
  background: var(--paper-2);
  box-shadow: inset 4px 0 0 var(--rust);
}

.platform.recommended b::after {
  content: 'Your system';
  margin-left: 12px;
  padding: 2px 8px;
  border: 1px solid var(--rust);
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--rust-ink);
  vertical-align: 0.3em;
}

.download-note {
  grid-column: 2;
  margin: 4px 0 0;
}

/* Questions on the home page. */
.qa {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule);
}

.qa > div {
  padding: 26px 26px 26px 0;
}

.qa > div + div {
  padding-left: 26px;
  border-left: 1px solid var(--rule);
}

.qa h3 {
  margin-bottom: 10px;
}

.qa h3::before {
  content: 'Q. ';
  font-style: italic;
  font-weight: 400;
  color: var(--rust);
}

.qa p {
  margin: 0;
  color: var(--ink-2);
}

.more-link {
  margin: 20px 0 0;
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ---------------------------------------------------------------- footer */

.site-footer {
  margin-top: clamp(72px, 10vw, 120px);
  border-top: 1.5px solid var(--ink);
  padding-block: 28px 40px;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px 32px;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
}

.site-footer a {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  text-decoration: none;
}

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

.colophon {
  flex-basis: 100%;
  margin: 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.95rem;
  letter-spacing: 0;
}

/* ---------------------------------------------------------------- inner pages */

.page-head {
  padding-block: clamp(48px, 7vw, 80px) 32px;
  margin-bottom: 36px;
  border-bottom: 1.5px solid var(--ink);
}

.page-head h1 {
  font-size: clamp(2.8rem, 7vw, 5.2rem);
  line-height: 0.98;
  letter-spacing: -0.03em;
}

.page-head p {
  max-width: 40em;
  margin: 20px 0 0;
  font-size: 1.2rem;
  color: var(--ink-2);
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 24px;
  margin-bottom: 28px;
}

.search {
  flex: 1 1 260px;
  max-width: 420px;
  min-height: 46px;
  padding: 10px 2px;
  border: 0;
  border-bottom: 1.5px solid var(--ink);
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.15rem;
  font-style: italic;
}

.search::placeholder {
  color: var(--muted);
}

.search:focus-visible {
  outline-offset: 2px;
}

.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  min-height: 38px;
  padding: 8px 14px;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
}

.pill:hover {
  background: var(--paper-2);
}

.pill[aria-pressed='true'] {
  background: var(--ink);
  color: var(--paper);
}

.empty {
  padding: 40px 0;
  font-style: italic;
  color: var(--muted);
}

/* Mods. */
.mods {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--rule);
}

.mod {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  padding: 22px 22px 22px 0;
  border-bottom: 1px solid var(--rule);
}

.mod:not(:nth-child(3n + 1)) {
  padding-left: 22px;
  border-left: 1px solid var(--rule);
}

.mod-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--ink);
  /* The icons are drawn light, for the game's dark menu. */
  background: var(--ink);
  color: var(--paper);
}

.mod-icon img {
  width: 24px;
  height: 24px;
}

.mod-icon span {
  font-family: var(--display);
  font-weight: 900;
  font-size: 1.3rem;
}

.mod h3 {
  font-size: 1.2rem;
  margin-bottom: 4px;
}

.mod p {
  margin: 0 0 8px;
  font-size: 1.02rem;
  line-height: 1.45;
  color: var(--ink-2);
}

.tag {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--rust-ink);
}

/* Shop (the wardrobe, all free). Hairline grid: the 1px gaps show the rule colour. */
.shop {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.item {
  display: flex;
  flex-direction: column;
  background: var(--paper);
}

.item-art {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  background: var(--paper-2);
  background-image: radial-gradient(var(--rule) 1px, transparent 1px);
  background-size: 14px 14px;
}

.item-art img {
  width: 78%;
  height: 78%;
  object-fit: contain;
  image-rendering: pixelated;
}

.item-new {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 3px 7px;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  background: var(--rust);
  color: var(--paper);
}

.item-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  padding: 14px 16px 16px;
}

.item h3 {
  font-size: 1.15rem;
  margin: 0;
}

.item-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 12px;
}

.item-tint {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.item-tint i {
  width: 9px;
  height: 9px;
  border: 1px solid var(--rule-strong);
  border-radius: 50%;
}

.item-price {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px dashed var(--rule);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.item-price b {
  color: var(--rust-ink);
}

.shop-note {
  margin-top: 18px;
  padding: 16px 18px;
  border: 1px solid var(--rule-strong);
  border-left: 3px solid var(--rust);
  background: var(--paper-2);
}

.shop-note b {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rust-ink);
}

.shop-note p {
  margin: 6px 0 0;
  color: var(--ink-2);
}

.shop-cart-trigger { margin-left: auto; white-space: nowrap; }
.shop-cart-count {
  display: inline-grid;
  place-items: center;
  min-width: 1.35rem;
  height: 1.35rem;
  margin-left: 5px;
  padding: 0 4px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-size: .68rem;
}
.item-add { margin-top: 8px; width: 100%; }
.item-add:disabled { cursor: default; opacity: .62; }
.shop-dialog {
  width: min(620px, calc(100% - 28px));
  max-height: min(82vh, 760px);
  padding: 0;
  border: 1px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  box-shadow: 10px 10px 0 rgb(29 26 23 / 18%);
}
.shop-dialog::backdrop { background: rgb(29 26 23 / 58%); backdrop-filter: blur(2px); }
.shop-dialog-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin: 0;
  padding: 22px 24px 16px;
  border-bottom: 1px solid var(--rule-strong);
}
.shop-dialog-head h2 { margin: 4px 0 0; font: 900 1.7rem/1.1 var(--display); }
.shop-close { border: 0; background: transparent; color: inherit; font: 2rem/1 var(--mono); cursor: pointer; }
.shop-cart-items { max-height: 48vh; overflow: auto; padding: 0 24px; }
.shop-cart-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
}
.shop-cart-row img { width: 56px; height: 56px; object-fit: contain; image-rendering: pixelated; background: var(--paper-2); }
.shop-cart-name { display: grid; gap: 3px; min-width: 0; }
.shop-cart-name b { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.shop-cart-name span, .shop-cart-free, .shop-remove { font: .67rem var(--mono); letter-spacing: .06em; color: var(--muted); }
.shop-cart-free { color: var(--rust-ink); text-transform: uppercase; }
.shop-remove { border: 0; background: transparent; text-decoration: underline; cursor: pointer; }
.shop-cart-empty { padding: 20px 0; color: var(--muted); }
.shop-cart-foot { padding: 16px 24px 22px; }
.shop-total { display: flex; justify-content: space-between; padding: 12px 0; border-top: 1px solid var(--rule-strong); font: .75rem var(--mono); letter-spacing: .14em; text-transform: uppercase; }
.shop-total b { color: var(--rust-ink); }
.shop-cart-foot .btn { width: 100%; margin-top: 8px; }
.shop-feedback { min-height: 1.4em; margin: 10px 0 0; font-size: .92rem; color: var(--rust-ink); }
.shop-feedback.is-warning { padding: 10px 12px; border-left: 3px solid var(--rust); background: var(--paper-2); }
.shop-checkout { padding-bottom: 22px; }
.shop-checkout > p, .shop-device, .shop-checkout > .shop-feedback, .shop-dialog-actions { margin-left: 24px; margin-right: 24px; }
.shop-checkout > p { color: var(--ink-2); }
.shop-device { display: grid; justify-items: start; gap: 12px; padding: 16px; background: var(--paper-2); border-left: 3px solid var(--rust); }
.shop-device[hidden] { display: none; }
.shop-device-code { font: 700 1.8rem var(--mono); letter-spacing: .18em; color: var(--rust-ink); }
.shop-device .small-print { color: var(--muted); font-size: .82rem; }
.shop-device-status { min-height: 1.2em; }
.shop-checkout .btn:disabled { opacity: .55; cursor: wait; }
.shop-dialog-actions { display: flex; justify-content: space-between; gap: 10px; margin-top: 18px; }

@media (max-width: 600px) {
  .shop {
    grid-template-columns: repeat(2, 1fr);
  }
  .shop-cart-trigger { flex: 1 0 100%; margin-left: 0; }
  .shop-cart-row { grid-template-columns: 48px minmax(0, 1fr) auto; gap: 8px; }
  .shop-cart-row img { width: 48px; height: 48px; }
  .shop-remove { grid-column: 2 / 4; justify-self: end; margin-top: -5px; }
  .shop-dialog-head, .shop-cart-items, .shop-cart-foot { padding-left: 16px; padding-right: 16px; }
  .shop-checkout > p, .shop-device, .shop-checkout > .shop-feedback, .shop-dialog-actions { margin-left: 16px; margin-right: 16px; }
}

/* HUD preview. */
.hud-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 28px;
  align-items: start;
}

.hud-figure {
  margin: 0;
}

.hud-stage {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid var(--ink);
  outline: 8px solid var(--paper-2);
  outline-offset: 0;
  box-shadow: 0 0 0 9px var(--ink);
  margin: 9px;
  touch-action: none;
  user-select: none;
  background: #222;
}

.hud-world {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.hud-el {
  position: absolute;
  height: auto;
  cursor: grab;
  outline: 1px dashed transparent;
}

.hud-el:hover {
  outline-color: rgba(255, 255, 255, 0.6);
}

.hud-el.selected,
.hud-el:focus-visible {
  outline: 2px solid var(--rust);
  outline-offset: 1px;
}

.hud-el.dragging {
  cursor: grabbing;
}

.hud-el[hidden] {
  display: none;
}

.hud-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 20px;
  min-height: 40px;
}

.hud-info {
  font-style: italic;
  color: var(--ink-2);
}

.hud-info b {
  font-style: normal;
  font-weight: 600;
  color: var(--ink);
}

.hud-tools {
  display: flex;
  gap: 8px;
}

.hud-tools[hidden] {
  display: none;
}

.hud-panel {
  border: 1.5px solid var(--ink);
  background: var(--paper-2);
  padding: 20px;
}

.hud-panel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--ink);
}

.hud-panel-head h2 {
  font-size: 1.5rem;
}

.hud-panel-head span {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.hud-toggles {
  display: grid;
  max-height: 460px;
  overflow-y: auto;
}

.hud-toggle {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 38px;
  padding: 6px 2px;
  border: 0;
  border-bottom: 1px solid var(--rule);
  background: none;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.02rem;
  text-align: left;
  cursor: pointer;
}

.hud-toggle:hover {
  color: var(--rust-ink);
}

.switch {
  flex: none;
  position: relative;
  width: 30px;
  height: 16px;
  border: 1.5px solid var(--ink);
  border-radius: 999px;
}

.switch::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink);
  transition: transform 0.15s;
}

.hud-toggle[aria-pressed='true'] .switch {
  background: var(--rust);
  border-color: var(--rust);
}

.hud-toggle[aria-pressed='true'] .switch::after {
  background: var(--paper);
  transform: translateX(13px);
}

.hud-panel-actions {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}

/* Changelog. */
.timeline {
  display: grid;
}

.release {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 8px 40px;
  padding-block: 28px;
  border-bottom: 1px solid var(--rule);
}

.release-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}

.release-head h2 {
  font-size: 2.2rem;
  letter-spacing: -0.02em;
}

.release-head time,
.release-head a {
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.release-head a {
  color: var(--ink-2);
}

.badge {
  padding: 2px 8px;
  border: 1px solid var(--rust);
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--rust-ink);
}

.release ul {
  margin: 0;
  padding-left: 1.2em;
  color: var(--ink-2);
}

.release li + li {
  margin-top: 6px;
}

.release li::marker {
  color: var(--rust);
}

.release.latest h2 {
  color: var(--rust);
}

/* Status. */
.status-banner {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 26px 28px;
  margin-bottom: 32px;
  border: 1.5px solid var(--ink);
  background: var(--paper-2);
  box-shadow: 6px 6px 0 var(--ink);
}

.status-banner h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
}

.status-banner .dot,
.status-row .dot {
  width: 16px;
  height: 16px;
  flex: none;
  margin: 0;
  color: var(--muted);
}

.dot.up {
  background: var(--green);
  border-color: var(--green);
}

.dot.down {
  background: var(--rust);
  border-color: var(--rust);
}

.status-rows {
  border-top: 1.5px solid var(--ink);
}

.status-row {
  display: grid;
  grid-template-columns: 16px minmax(0, 1fr) auto;
  gap: 8px 22px;
  align-items: center;
  padding-block: 24px;
  border-bottom: 1px solid var(--rule);
}

.status-row h3 {
  margin-bottom: 4px;
}

.status-row p {
  margin: 0;
  font-style: italic;
}

.status-row .right {
  text-align: right;
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
}

.status-row .ms {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.78rem;
}

/* FAQ. */
.faq {
  counter-reset: question;
}

.faq details {
  counter-increment: question;
  border-bottom: 1px solid var(--rule);
}

.faq summary {
  display: grid;
  grid-template-columns: 64px 1fr 24px;
  align-items: baseline;
  padding: 22px 0;
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.25rem, 2.2vw, 1.55rem);
  line-height: 1.25;
  list-style: none;
  cursor: pointer;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::before {
  content: 'Q.' counter(question, decimal-leading-zero);
  font-family: var(--mono);
  font-weight: 400;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--rust-ink);
}

.faq summary::after {
  content: '+';
  font-family: var(--mono);
  font-weight: 400;
  font-size: 1.3rem;
  text-align: right;
}

.faq details[open] summary::after {
  content: '−';
}

.faq summary:hover {
  color: var(--rust-ink);
}

.answer {
  padding: 0 24px 18px 64px;
  max-width: 52em;
  color: var(--ink-2);
}

/* 404. */
.not-found {
  padding-block: clamp(64px, 12vw, 140px);
}

/* Screenshots open large. */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 4vmin;
  background: rgba(29, 26, 23, 0.88);
  cursor: zoom-out;
}

.lightbox img {
  max-height: 92vh;
  width: auto;
  border: 8px solid var(--paper);
}

/* ---------------------------------------------------------------- smaller screens */

@media (max-width: 1000px) {
  .entries,
  .mods {
    grid-template-columns: repeat(2, 1fr);
  }

  .entry,
  .entry:not(:nth-child(3n + 1)),
  .mod,
  .mod:not(:nth-child(3n + 1)) {
    padding-left: 22px;
    border-left: 1px solid var(--rule);
  }

  .entry:nth-child(odd),
  .mod:nth-child(odd) {
    padding-left: 0;
    border-left: 0;
  }

  .hud-layout {
    grid-template-columns: 1fr;
  }

  .hud-toggles {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    column-gap: 20px;
    max-height: none;
  }
}

@media (max-width: 860px) {
  .masthead {
    grid-template-columns: 1fr auto;
  }

  .masthead-title {
    display: none;
  }

  .navbar {
    flex-wrap: wrap;
    gap: 14px;
  }

  .navbar .btn {
    margin-left: auto;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    order: 5;
    flex-basis: 100%;
    flex-direction: column;
    gap: 0;
    margin: 0;
    border-top: 1px solid var(--rule);
  }

  .site-nav.open {
    display: flex;
  }

  .site-nav a {
    padding: 14px 0;
    border-bottom: 1px solid var(--rule);
  }

  .site-nav a[aria-current='page'] {
    border-bottom-color: var(--rule);
    color: var(--rust-ink);
  }

  .hero,
  .showcase,
  .download,
  .section-head {
    grid-template-columns: 1fr;
  }

  .hero .plate-figure {
    max-width: 480px;
    width: 100%;
    margin-inline: auto;
  }

  .showcase:nth-of-type(odd) > figure {
    order: 0;
  }

  .download-note {
    grid-column: 1;
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats > div:nth-child(3) {
    border-left: 0;
    padding-left: 0;
  }

  .stats > div:nth-child(n + 3) {
    border-top: 1px solid var(--rule);
  }

  .steps,
  .qa,
  .gallery {
    grid-template-columns: 1fr;
  }

  .steps li,
  .qa > div,
  .qa > div + div {
    padding: 22px 0;
    border-left: 0;
    border-top: 1px solid var(--rule);
  }

  .steps li:first-child,
  .qa > div:first-child {
    border-top: 0;
  }

  .release {
    grid-template-columns: 1fr;
  }

  .release-head {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 6px 16px;
  }
}

@media (max-width: 600px) {
  body {
    font-size: 1.06rem;
  }

  .masthead {
    letter-spacing: 0.14em;
    font-size: 0.66rem;
  }

  .brand {
    font-size: 1.6rem;
  }

  .kicker {
    gap: 10px;
    font-size: 0.7rem;
    letter-spacing: 0.14em;
  }

  .navbar > .btn {
    padding-inline: 12px;
  }

  .actions .btn {
    flex: 1 1 100%;
  }

  .entries,
  .mods {
    grid-template-columns: 1fr;
  }

  .entry,
  .entry:not(:nth-child(3n + 1)),
  .mod,
  .mod:not(:nth-child(3n + 1)),
  .entry:nth-child(odd),
  .mod:nth-child(odd) {
    padding-left: 0;
    border-left: 0;
  }

  .stats > div {
    padding: 20px 14px 22px;
  }

  .stats > div:nth-child(odd) {
    padding-left: 0;
  }

  .faq summary {
    grid-template-columns: 48px 1fr 20px;
  }

  .answer {
    padding-left: 48px;
    padding-right: 0;
  }

  .status-row {
    grid-template-columns: 16px minmax(0, 1fr);
  }

  .status-row .right {
    grid-column: 2;
    text-align: left;
  }

  .platform.recommended b::after {
    display: none;
  }
}

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

  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}