@font-face {
  font-family: "Unbounded";
  src: url(../fonts/unbounded.woff2) format("woff2");
  font-weight: 400 700;
  font-display: swap;
}

@font-face {
  font-family: "Atkinson Hyperlegible";
  src: url(../fonts/atkinson-hyperlegible-400.woff2) format("woff2");
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Atkinson Hyperlegible";
  src: url(../fonts/atkinson-hyperlegible-400i.woff2) format("woff2");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "Atkinson Hyperlegible";
  src: url(../fonts/atkinson-hyperlegible-700.woff2) format("woff2");
  font-weight: 700;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url(../fonts/ibm-plex-mono-400.woff2) format("woff2");
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url(../fonts/ibm-plex-mono-500.woff2) format("woff2");
  font-weight: 500;
  font-display: swap;
}

:root {
  --film: #d9e3e6;
  --film-deep: #c9d6da;
  --tofu: #f7f8f4;
  --ink: #15222c;
  --track: #5a707c;
  --line: #b4c4ca;
  --r: #c4452f;
  --g: #2f8457;
  --b: #2e55b8;
  --display: "Unbounded", system-ui, sans-serif;
  --body: "Atkinson Hyperlegible", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --soft: 22px;
  --wrap: 72rem;
}

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

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

body {
  margin: 0;
  background: var(--film);
  color: var(--ink);
  font: 1.0625rem/1.6 var(--body);
}

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

[hidden] {
  display: none !important;
}

body.locked {
  overflow: hidden;
}

a {
  color: inherit;
  text-underline-offset: .2em;
  text-decoration-thickness: 1px;
}

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

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

h1,
h2,
h3 {
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -.015em;
  margin: 0 0 .6em;
}

h1 {
  font-size: clamp(2.1rem, 5.2vw, 3.9rem);
}

h2 {
  font-size: clamp(1.45rem, 2.8vw, 2.1rem);
}

h3 {
  font-size: 1.15rem;
}

p {
  margin: 0 0 1em;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
}

.skip:focus {
  left: 1rem;
  top: 1rem;
  z-index: 100;
  background: var(--tofu);
  padding: .5rem 1rem;
}

.wrap {
  width: min(100% - 2rem, var(--wrap));
  margin-inline: auto;
}

.label {
  font: 500 .78rem/1.4 var(--mono);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--track);
}

.strip {
  margin: 0;
  padding: .45rem 1rem;
  background: var(--ink);
  color: var(--tofu);
  text-align: center;
  font: 500 .74rem/1.4 var(--mono);
  letter-spacing: .14em;
  text-transform: uppercase;
}

.top {
  position: relative;
}

.top .bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.1rem;
}

.mark {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  font: 600 1.3rem/1 var(--display);
  letter-spacing: -.02em;
  text-decoration: none;
}

.trio {
  display: inline-flex;
}

.trio i {
  width: .7rem;
  height: .7rem;
  border-radius: 50%;
  margin-left: -.18rem;
  mix-blend-mode: multiply;
}

.trio i:nth-child(1) {
  background: var(--r);
  margin-left: 0;
}

.trio i:nth-child(2) {
  background: var(--g);
}

.trio i:nth-child(3) {
  background: var(--b);
}

#nav {
  display: flex;
  gap: 1.4rem;
  font-size: .97rem;
}

#nav a {
  text-decoration: none;
  padding-block: .2rem;
  border-bottom: 2px solid transparent;
}

#nav a:hover,
#nav a[aria-current="page"] {
  border-bottom-color: var(--ink);
}

#navbtn {
  display: none;
  font: 500 .8rem var(--mono);
  text-transform: uppercase;
  letter-spacing: .1em;
  background: none;
  border: 1.5px solid var(--ink);
  border-radius: 999px;
  padding: .45rem .9rem;
  color: var(--ink);
  cursor: pointer;
}

main {
  display: block;
  padding-bottom: 4rem;
}

.hero {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: center;
  padding-block: clamp(2rem, 5vw, 4.5rem) 3rem;
}

.hero .lead {
  font-size: 1.2rem;
  max-width: 34rem;
}

.plate {
  margin: 0;
  background: var(--tofu);
  border-radius: var(--soft);
  padding: 1rem 1rem .8rem;
  box-shadow: 0 1px 0 var(--line), 0 18px 40px -28px rgba(21, 34, 44, .45);
}

.plate svg {
  width: 100%;
  height: auto;
  border-radius: 14px;
  background: var(--film);
}

.plate figcaption {
  font: .8rem/1.5 var(--mono);
  color: var(--track);
  padding: .7rem .2rem 0;
}

.track {
  fill: none;
  stroke-width: 3.4;
  stroke-linecap: round;
  stroke-dasharray: 0 7;
}

.beam {
  fill: none;
  stroke: var(--track);
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-dasharray: 0 9;
  opacity: .5;
}

.reveal {
  fill: none;
  stroke: #fff;
  stroke-width: 16;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  animation: draw 2.4s cubic-bezier(.3, .1, .2, 1) forwards;
}

.reveal.late {
  animation-delay: .5s;
}

.reveal.later {
  animation-delay: .9s;
}

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

.btns {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.6rem;
}

.btn {
  display: inline-block;
  font: 700 .95rem/1 var(--body);
  padding: .9rem 1.4rem;
  border-radius: 999px;
  border: 1.5px solid var(--ink);
  background: var(--ink);
  color: var(--tofu);
  text-decoration: none;
  cursor: pointer;
}

.btn:hover {
  background: #26394a;
}

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

.btn.line:hover {
  background: var(--film-deep);
}

.btn:disabled {
  opacity: .45;
  cursor: not-allowed;
}

.specimen {
  background: var(--tofu);
  border: 1.5px dashed var(--ink);
  border-radius: var(--soft);
  padding: 1.4rem 1.6rem;
  max-width: 46rem;
}

.specimen p:last-child {
  margin: 0;
}

.section {
  padding-top: clamp(2.5rem, 5vw, 4rem);
}

.intro {
  max-width: 40rem;
  margin-bottom: 1.8rem;
}

.games {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

.card {
  display: flex;
  flex-direction: column;
  background: var(--tofu);
  border-radius: var(--soft);
  padding: 1.4rem;
}

.card svg {
  width: 4.5rem;
  height: 4.5rem;
  margin-bottom: 1.1rem;
}

.card h3 {
  margin-top: .4rem;
}

.card .decide {
  font-size: .95rem;
  color: var(--track);
  border-top: 1px solid var(--line);
  padding-top: .8rem;
  margin-top: auto;
}

.card .btn {
  align-self: flex-start;
  margin-top: .4rem;
}

.rules {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.6rem 2.4rem;
  margin: 0;
}

.rules dt {
  font-weight: 700;
  margin-bottom: .3rem;
}

.rules dd {
  margin: 0;
  color: #2e3f4b;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.split > div {
  background: var(--tofu);
  border-radius: var(--soft);
  padding: 1.4rem 1.6rem;
}

.split ul,
.plain {
  margin: 0;
  padding-left: 1.1rem;
}

.split li,
.plain li {
  margin-bottom: .45rem;
}

.breaks {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: .8rem;
}

.chip {
  font: 500 .88rem/1 var(--mono);
  padding: .6rem .95rem;
  border-radius: 999px;
  border: 1.5px solid var(--ink);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}

.chip[aria-pressed="true"] {
  background: var(--ink);
  color: var(--tofu);
}

.chip:disabled {
  opacity: .4;
  cursor: not-allowed;
}

.panel {
  background: var(--tofu);
  border-radius: var(--soft);
  padding: 1.4rem 1.6rem;
  max-width: 46rem;
}

.panel h2 {
  font-size: 1.3rem;
}

.panel td + td {
  white-space: nowrap;
}

.panel p:last-child {
  margin-bottom: 0;
}

details {
  border-top: 1px solid var(--line);
  padding: .9rem 0;
  max-width: 46rem;
}

details:last-of-type {
  border-bottom: 1px solid var(--line);
}

summary {
  font-weight: 700;
  cursor: pointer;
}

details p {
  margin: .6rem 0 0;
}

.prose > * {
  max-width: 44rem;
}

.prose h2 {
  font-size: 1.3rem;
  margin-top: 2.2rem;
}

.page-head {
  padding-block: clamp(2rem, 5vw, 3.5rem) 1.5rem;
}

.page-head > * {
  max-width: 46rem;
}

.page-head p {
  font-size: 1.15rem;
}

.game {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 1.6rem;
  align-items: start;
}

.machine {
  background: var(--tofu);
  border-radius: var(--soft);
  padding: 1.4rem;
}

.machine .row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .8rem;
  margin-top: 1.2rem;
}

.balance {
  font: 500 .95rem var(--mono);
}

.balance strong {
  font-size: 1.25rem;
}

.result {
  font: .95rem/1.5 var(--mono);
  min-height: 3em;
  margin: 1.1rem 0 0;
  padding-top: .9rem;
  border-top: 1px solid var(--line);
}

.reels {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .8rem;
}

.reel,
.face {
  aspect-ratio: 1;
  border-radius: 18px;
  background: var(--film);
  display: grid;
  place-content: center;
  text-align: center;
  color: var(--ink);
  border: 3px solid transparent;
}

.reel .q,
.face .q {
  font: 600 clamp(2.4rem, 7vw, 3.6rem)/1 var(--display);
}

.reel .fl,
.face .fl {
  font: .75rem var(--mono);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-top: .4rem;
  color: var(--track);
}

.c-r {
  color: var(--r);
  border-color: var(--r);
}

.c-g {
  color: var(--g);
  border-color: var(--g);
}

.c-b {
  color: var(--b);
  border-color: var(--b);
}

.ladder {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: 1.2rem;
  align-items: center;
}

.rungs {
  display: flex;
  flex-direction: column-reverse;
  gap: 4px;
}

.rungs span {
  height: 14px;
  border-radius: 4px;
  background: var(--film);
}

.rungs span.on {
  background: var(--ink);
}

.level {
  font: 600 clamp(3.5rem, 10vw, 5.5rem)/1 var(--display);
}

.odds {
  font: .9rem var(--mono);
  color: var(--track);
}

.picks {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: .5rem;
  margin-top: 1rem;
}

.picks .chip {
  padding: .7rem 0;
  text-align: center;
}

.face {
  width: min(10rem, 60%);
  margin-inline: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: .95rem;
}

th,
td {
  text-align: left;
  padding: .55rem .4rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th {
  font: 500 .75rem var(--mono);
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--track);
}

.foot {
  background: var(--ink);
  color: #dfe7ea;
  padding: 3rem 0 2rem;
  font-size: .95rem;
}

.foot a {
  color: #fff;
}

.foot h2 {
  font-size: 1.2rem;
  color: #fff;
}

.foot h3 {
  font: 500 .75rem var(--mono);
  text-transform: uppercase;
  letter-spacing: .1em;
  color: #9fb3bd;
  margin-bottom: .8rem;
}

.help {
  border-bottom: 1px solid #33485a;
  padding-bottom: 2rem;
  margin-bottom: 2rem;
}

.help ul {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.help li span {
  display: block;
  color: #b9c9d0;
  font: .85rem var(--mono);
  margin-top: .2rem;
}

.cols {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 1.5rem;
}

.cols ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.cols li {
  margin-bottom: .4rem;
}

.foot .mark {
  color: #fff;
  margin-bottom: .9rem;
}

.foot .trio i {
  mix-blend-mode: normal;
}

.small {
  border-top: 1px solid #33485a;
  margin-top: 2rem;
  padding-top: 1.4rem;
  font-size: .85rem;
  color: #b9c9d0;
}

.small p {
  margin-bottom: .5rem;
}

#gate {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: rgba(21, 34, 44, .82);
}

#gate > div {
  width: 100%;
  max-width: 30rem;
  background: var(--tofu);
  border-radius: var(--soft);
  padding: 2rem;
}

#gate .age {
  font: 600 3rem/1 var(--display);
  margin-bottom: 1rem;
}

#gate .btns {
  margin-top: 1.2rem;
}

#gate .fine {
  font-size: .85rem;
  color: var(--track);
  margin: 1.2rem 0 0;
}

#notice {
  position: fixed;
  left: 1rem;
  bottom: 1rem;
  z-index: 80;
  max-width: 30rem;
  background: var(--ink);
  color: #e6edef;
  border-radius: 16px;
  padding: 1rem 1.2rem;
  font-size: .92rem;
  display: flex;
  gap: 1rem;
  align-items: center;
}

#notice p {
  margin: 0;
}

#notice a {
  color: #fff;
}

#notice .chip {
  border-color: #fff;
  color: #fff;
  flex: none;
}

#breakNote {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 85;
  max-width: 22rem;
  background: var(--tofu);
  border: 1.5px solid var(--ink);
  border-radius: 16px;
  padding: 1.2rem;
}

#breakNote h2 {
  font-size: 1.05rem;
}

#breakNote .btns {
  margin-top: .8rem;
}

.lost {
  padding-block: 5rem;
}

.lost > * {
  max-width: 34rem;
}

@media (max-width: 900px) {
  .games,
  .help ul,
  .cols {
    grid-template-columns: 1fr 1fr;
  }

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

@media (max-width: 760px) {
  #navbtn {
    display: block;
  }

  #nav {
    display: none;
    position: absolute;
    left: 1rem;
    right: 1rem;
    top: 100%;
    z-index: 20;
    flex-direction: column;
    gap: .2rem;
    background: var(--tofu);
    border-radius: 16px;
    padding: .8rem 1.2rem;
    box-shadow: 0 16px 30px -20px rgba(21, 34, 44, .6);
  }

  #nav.open {
    display: flex;
  }

  .hero,
  .split,
  .rules,
  .games,
  .help ul {
    grid-template-columns: 1fr;
  }

  .picks {
    grid-template-columns: repeat(3, 1fr);
  }

  #notice {
    right: 1rem;
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    animation: none;
    stroke-dashoffset: 0;
  }
}