:root {
  color-scheme: dark;
  --ink: #f4f2ee;
  --muted: #a9a59e;
  --line: rgba(255, 255, 255, 0.14);
  --card: #22252b;
  --accent: #7aa2ff;
  --button: #f4f2ee;
  --button-ink: #16181c;
}

* { box-sizing: border-box; }

html, body { margin: 0; }

body {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  color: var(--ink);
  background: #14161a;
  font-family: "Segoe UI", "Helvetica Neue", sans-serif;
  font-size: 1.05rem;
  line-height: 1.45;
}

body:not(.guide) {
  height: 100vh;
  height: 100dvh;
}

.hero {
  flex: 0 1 auto;
  /* Leave the title, the two links, and About inside the first screen. */
  height: min(64vh, 56.25vw, max(6rem, calc(100dvh - 28rem)));
  min-height: 0;
  overflow: hidden;
  background: #14161a;
}

.wood {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}

main {
  width: min(40rem, calc(100% - 2.4rem));
  margin: 0 auto;
  padding: 1.6rem 0 0;
  text-align: center;
}

.eyebrow {
  margin: 0;
  letter-spacing: 0.28em;
  font-size: 0.95rem;
}

h1 {
  margin: 0.35rem 0 0;
  font-size: 2.15rem;
  font-weight: 650;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.downloads {
  display: flex;
  justify-content: center;
  gap: 2.2rem;
  margin: 1.15rem 0 0;
  font-size: 1.15rem;
}

.usb,
.apps,
.about {
  margin: 0;
  text-align: center;
}

.usb { margin-top: 1.35rem; }

.apps { margin-top: 3rem; }

.about {
  width: max-content;
  max-width: calc(100% - 2.4rem);
  margin-top: auto;
  margin-left: auto;
  margin-right: auto;
  padding: 1.5rem 0 1.35rem;
  text-align: center;
}

a {
  color: var(--ink);
  text-underline-offset: 0.18em;
}

a:hover { color: #ffffff; }

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

body.guide main {
  text-align: left;
  width: min(40rem, calc(100% - 2.4rem));
  padding-bottom: 2.4rem;
}

body.guide h2,
body.guide h3 {
  font-weight: 650;
  letter-spacing: -0.02em;
}

body.guide h2 {
  margin: 1.6rem 0 0;
  font-size: 1.35rem;
}

body.guide h2.help {
  font-size: 2.15rem;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

body.guide h3 {
  margin: 1rem 0 0;
  font-size: 1.1rem;
}

body.guide p { margin: 0.55rem 0 0; }

body.guide ul.missing,
body.guide ul.works {
  margin: 0.85rem 0 0;
  padding: 0 0 0 1.2rem;
}

body.guide ul.missing li,
body.guide ul.works li {
  margin: 0.45rem 0 0;
  padding: 0;
}

body.guide .back {
  margin: 0 0 1.2rem;
  letter-spacing: 0.28em;
}

body.guide .checks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.4rem;
}

body.guide pre,
body.guide code {
  font-family: ui-monospace, "Cascadia Mono", "Segoe UI Mono", monospace;
  font-size: 0.92rem;
}

.boot {
  font-family: "Cascadia Mono", "Cascadia Code", "Segoe UI Mono", "DejaVu Sans Mono", "Liberation Mono", ui-monospace, monospace;
  font-style: normal;
  font-weight: 500;
  font-size: 0.92em;
  letter-spacing: 0;
  white-space: nowrap;
  color: var(--ink);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  padding: 0.04em 0.38em;
}

.app {
  font-style: normal;
  font-weight: 650;
  letter-spacing: 0;
  white-space: nowrap;
  color: var(--accent);
}

a:hover .app,
a:focus-visible .app {
  color: #ffffff;
}

.btn {
  display: inline-block;
  max-width: 100%;
  box-sizing: border-box;
  font-family: "Segoe UI", "Helvetica Neue", "Liberation Sans", sans-serif;
  font-style: normal;
  font-weight: 700;
  font-size: 0.86em;
  letter-spacing: 0;
  line-height: 1.2;
  white-space: nowrap;
  text-align: center;
  vertical-align: middle;
  color: var(--button-ink);
  background: var(--button);
  border: 1px solid var(--button);
  border-radius: 9px;
  padding: 0.42em 0.9em;
}

.btn.alt {
  font-weight: 600;
  color: var(--ink);
  background: transparent;
  border-color: rgba(244, 242, 238, 0.55);
}

.btn.line {
  font-weight: 500;
  font-size: 0.82em;
  color: var(--ink);
  background: transparent;
  border-color: rgba(244, 242, 238, 0.45);
  padding: 0.28em 0.7em;
}

.btn.text {
  font-weight: 500;
  color: var(--muted);
  background: transparent;
  border-color: transparent;
  padding: 0.12em 0.28em;
}

.withicon {
  white-space: nowrap;
}

.withicon img {
  height: 1.55em;
  width: 1.55em;
  object-fit: contain;
  vertical-align: -0.35em;
  margin-right: 0.28em;
}

body.guide pre {
  margin: 0.6rem 0 0;
  padding: 0.7rem 0.85rem;
  overflow-x: auto;
  color: var(--ink);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
}

body.guide.shots .sheet {
  display: flex;
  align-items: flex-start;
  gap: 2.2rem;
  width: min(76rem, calc(100% - 2.4rem));
  margin: 0 auto;
  padding: 1.2rem 0 2.4rem;
}

body.guide.shots main {
  width: auto;
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  padding-bottom: 0;
}

.toc {
  position: sticky;
  top: 1rem;
  flex: 0 0 13.5rem;
}

.toc p {
  margin: 0;
  letter-spacing: 0.16em;
  font-size: 0.82rem;
}

.toc a {
  display: block;
  margin-top: 0.42rem;
  color: var(--muted);
  text-decoration: none;
}

.toc a.home {
  margin: 0 0 0.9rem;
  color: var(--ink);
  letter-spacing: 0.28em;
  font-size: 0.95rem;
}

.toc a.sub { margin-left: 0.95rem; }

.toc a:hover { color: #ffffff; }

.notice {
  margin: 1.15rem 0 0;
  padding: 0.9rem 1rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
}

.notice p { margin: 0; }

.notice p + p { margin-top: 0.7rem; }

body.guide.shots h2 {
  margin: 1.45rem 0 0;
  padding-top: 1.45rem;
  border-top: 1px solid var(--line);
  font-size: 1.9rem;
}

body.guide.shots h3 {
  margin: 1.35rem 0 0;
  font-size: 1.45rem;
}

body.guide h2,
body.guide h3 { scroll-margin-top: 1rem; }

@media (max-width: 800px) {
  body.guide.shots .sheet {
    flex-direction: column;
    gap: 0.2rem;
  }

  .toc {
    position: static;
    flex-basis: auto;
    width: 100%;
  }
}

body.guide figure { margin: 0.9rem 0 0; }

body.guide figure > img {
  display: block;
  width: 100%;
  height: auto;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
}

body.guide figcaption {
  margin-top: 0.4rem;
  color: var(--muted);
  font-size: 0.92rem;
}

@media (max-width: 640px) {
  .hero { height: min(46vh, 70vw, max(6rem, calc(100dvh - 28rem))); }
  h1,
  body.guide h2.help { font-size: 1.7rem; }
  .downloads { gap: 1.2rem; }
  .btn.wide { white-space: normal; }
}

body.home {
  height: auto;
  display: block;
  background: #14161a;
}

.home .museum {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100dvh;
  object-fit: cover;
  object-position: center center;
  pointer-events: none;
}

.home .bar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 1.4rem;
  background: transparent;
}

.home .bar-mark {
  color: var(--ink);
  font-weight: 750;
  letter-spacing: 0.18em;
  text-decoration: none;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.45);
}

.home .bar nav {
  display: flex;
  gap: 1.3rem;
}

.home .bar nav a {
  color: var(--ink);
  text-decoration: none;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.45);
}

.home .bar nav a:hover { color: #ffffff; }

.home main {
  width: auto;
  margin: 0;
  padding: 0;
  text-align: left;
}

.home .wrap {
  width: min(68rem, calc(100% - 2.4rem));
  margin: 0 auto;
}

.home .intro {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 100dvh;
  padding: 5.5rem 0 2.4rem;
  text-align: center;
  background: linear-gradient(to top, rgba(20, 22, 26, 0.78) 0%, rgba(20, 22, 26, 0.28) 22%, rgba(20, 22, 26, 0) 46%);
}

.home .kicker {
  margin: 0;
  color: var(--accent);
  font-size: 0.92rem;
  font-weight: 650;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.home h1 {
  margin: 0.2rem 0 0;
  font-size: clamp(3.4rem, 8vw, 6rem);
  font-weight: 750;
  letter-spacing: -0.045em;
  line-height: 0.9;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.35);
}

.home .deck {
  margin: 1.15rem 0 0;
  font-size: clamp(1.25rem, 2.4vw, 1.7rem);
  line-height: 1.3;
}

.home .get-label {
  margin: 2rem 0 0;
  color: rgba(244, 242, 238, 0.82);
  font-size: 0.82rem;
  font-weight: 650;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.home .get {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.8rem;
  margin: 0.85rem 0 0;
}

.home .get a {
  display: inline-block;
  min-width: 11rem;
  padding: 0.85rem 1.25rem;
  color: var(--button-ink);
  background: var(--button);
  border: 1px solid var(--button);
  border-radius: 9px;
  font-size: 1.05rem;
  font-weight: 750;
  text-align: center;
  text-decoration: none;
}

.home .get a.alt {
  color: var(--ink);
  background: transparent;
  border-color: rgba(244, 242, 238, 0.55);
}

.home .get a:hover { color: var(--button-ink); background: #ffffff; }

.home .get a.alt:hover {
  color: #16181c;
  background: #ffffff;
  border-color: #ffffff;
}

.home .usb-link {
  margin: 1rem 0 0;
}

.home .usb-link a { color: var(--muted); }

.home .usb-link a:hover { color: #ffffff; }

.home .sheet {
  position: relative;
  z-index: 1;
  background: #14161a;
  padding: 2.6rem 0;
}

.home .rail-block {
  display: grid;
  grid-template-columns: 13.5rem minmax(0, 68rem);
  column-gap: 2rem;
  align-items: start;
  justify-content: center;
  width: min(86rem, calc(100% - 2.4rem));
  margin: 0 auto;
}

.home .rail-copy { min-width: 0; }

.home .rail-copy .wrap {
  width: auto;
  margin: 0;
}

.home .rail-copy .why {
  width: min(40rem, 100%);
  margin-left: auto;
  margin-right: auto;
}

.home .home-rail {
  position: sticky;
  top: 1rem;
  padding-top: 2.4rem;
}

.home .home-rail a {
  display: block;
  margin: 0 0 0.7rem;
  color: var(--muted);
  text-decoration: none;
  line-height: 1.35;
}

.home .home-rail a:hover { color: #ffffff; }

.home section.play,
.home section.why {
  padding: 2.4rem 0 0.2rem;
}

.home h2 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 750;
  letter-spacing: -0.03em;
  text-align: center;
}

.home .section-lead {
  width: min(38rem, 100%);
  margin: 0.8rem auto 0;
  color: var(--muted);
  font-size: 1.12rem;
  text-align: center;
}

.home .logos {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.home .logos li {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  min-height: 100%;
  margin: 0;
  padding: 1.15rem 0.75rem 1.15rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  text-align: center;
}

.home .logos img {
  width: 3.1rem;
  height: 3.1rem;
}

.home .logos strong {
  margin-top: 0.35rem;
  font-size: 1.05rem;
}

.home .logos span {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.35;
}

.home .why {
  width: min(40rem, calc(100% - 2.4rem));
}

.home .points {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

.home .points li {
  margin: 0;
  padding: 0.9rem 0 0.9rem 0.15rem;
  border-top: 1px solid var(--line);
  font-size: 1.12rem;
  line-height: 1.4;
}

.home .points li:last-child { border-bottom: 1px solid var(--line); }

body.guide .guide-rail {
  display: grid;
  grid-template-columns: 13.5rem minmax(0, 40rem);
  column-gap: 2rem;
  align-items: start;
  justify-content: center;
  width: min(60rem, calc(100% - 2.4rem));
  margin: 0 auto;
}

body.guide .guide-rail main {
  width: auto;
  margin: 0;
}

body.guide .guide-rail .home-rail {
  position: sticky;
  top: 1rem;
  padding-top: 1.6rem;
}

body.guide .guide-rail .home-rail a {
  display: block;
  margin: 0 0 0.7rem;
  color: var(--muted);
  text-decoration: none;
  line-height: 1.35;
}

body.guide .guide-rail .home-rail a:hover { color: #ffffff; }

body.guide pre.letter { white-space: pre-wrap; }

@media (max-width: 860px) {
  .home .logos { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .home .rail-block,
  body.guide .guide-rail {
    grid-template-columns: 1fr;
    row-gap: 0.2rem;
  }
  .home .home-rail,
  body.guide .guide-rail .home-rail {
    position: static;
    padding-top: 0.2rem;
  }
}

@media (max-width: 520px) {
  .home .bar { align-items: flex-start; }
  .home .logos { grid-template-columns: 1fr; }
  .home .get a { width: 100%; }
}