/* Rush Hour. Everything is scoped under .rh (the game) or .rh-guide (the page text below it).
   The game is always "night mode": it is a station wall, whatever the site theme. */

.rh {
  --rh-font-sign: var(--font-sign, "Helvetica Neue", Helvetica, Arial, sans-serif);
  --rh-font-led: var(--font-led, ui-monospace, Menlo, Consolas, monospace);
  --rh-font-sans: var(--font-sans, "Helvetica Neue", Helvetica, Arial, sans-serif);
  --rh-purple: var(--line-purple, #B933AD);
  --rh-yellow: var(--line-yellow, #FCCC0A);
  --rh-led: var(--led, #FFB000);
  --rh-led-bg: var(--led-bg, #0B0B0B);
  --rh-green: var(--led-green, #3BFF7A);
  --rh-red: var(--led-red, #FF4D3A);
  --rh-ink: #F4F4F2;
  --rh-dim: #A9ABB0;
  --rh-pad: clamp(14px, 2.2vw, 22px);

  position: relative;
  display: flex;
  flex-direction: column;
  width: min(100% - 2 * var(--gutter, 16px), 1120px);
  margin-inline: auto;
  overflow: hidden;
  border-radius: var(--radius-lg, 14px);
  background: #0C0D0F;
  color: var(--rh-ink);
  font-family: var(--rh-font-sans);
  box-shadow:
    0 0 0 1px #000,
    0 0 0 7px #1B1C1F,
    0 0 0 8px rgba(255, 255, 255, .06),
    0 40px 80px -40px rgba(0, 0, 0, .65);
  margin-block: 8px 0;
  isolation: isolate;
  -webkit-tap-highlight-color: transparent;
}

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

.rh :focus-visible {
  outline: 3px solid var(--rh-led);
  outline-offset: 3px;
}

/* Headings that take focus only to move the reader there. */
.rh [tabindex="-1"]:focus {
  outline: none;
}

.rh [hidden] {
  display: none !important;
}

/* ---------------------------------------------------------------- station sign */

.rh__sign {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  column-gap: 16px;
  row-gap: 14px;
  padding: 22px var(--rh-pad) 14px;
  background: var(--sign, #111);
}

.rh__sign::before {
  content: "";
  position: absolute;
  inset: 9px var(--rh-pad) auto;
  height: 2px;
  background: var(--sign-rule, #fff);
  opacity: .92;
}

.rh__bullet {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
  background: var(--rh-purple);
  color: #fff;
  font: 700 23px/1 var(--rh-font-sign);
  padding-top: 1px;
}

.rh__where,
.rh__next {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.rh__label {
  color: var(--rh-dim);
  font: 600 11px/1.2 var(--rh-font-sign);
  letter-spacing: .12em;
  text-transform: uppercase;
}

.rh__station {
  overflow: hidden;
  color: #fff;
  font: 700 clamp(20px, 1.3rem + .8vw, 30px)/1.1 var(--rh-font-sign);
  letter-spacing: -.015em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Arriving at a station on a phone, where there is no room for the canvas banner. */
.rh__station.is-bump {
  animation: rh-arrive 1.2s ease-out;
}

@keyframes rh-arrive {
  0%, 40% { color: var(--rh-yellow); }
}

.rh__next {
  align-items: flex-end;
  text-align: right;
}

.rh__next strong {
  color: #D7D8DB;
  font: 600 16px/1.2 var(--rh-font-sign);
  white-space: nowrap;
}

/* The line strip: 22 stops, a car that slides between them as the stage fills. */
.rh__line {
  position: relative;
  grid-column: 1 / -1;
  height: 16px;
  margin-inline: 8px;
}

.rh__rail {
  position: absolute;
  inset: 6px 0 auto;
  height: 4px;
  border-radius: 2px;
  background: color-mix(in srgb, var(--rh-purple) 38%, #222);
  background: #4a2346;
}

.rh__rail-done {
  position: absolute;
  inset: 0;
  border-radius: 2px;
  background: var(--rh-purple);
  transition: right .4s ease;
}

.rh__stops {
  position: absolute;
  inset: 0;
}

.rh__stop {
  position: absolute;
  top: 3px;
  width: 10px;
  height: 10px;
  margin-left: -5px;
  border: 2px solid #111;
  border-radius: 50%;
  background: #6b4567;
}

.rh__stop.is-done {
  background: #f1d4ee;
}

.rh__stop.is-here {
  top: 1px;
  width: 14px;
  height: 14px;
  margin-left: -7px;
  border: 3px solid var(--rh-purple);
  background: #fff;
}

.rh__car {
  position: absolute;
  top: -1px;
  width: 22px;
  height: 18px;
  margin-left: -11px;
  border-radius: 5px 9px 9px 5px;
  background: linear-gradient(#f2f3f4, #b9bec3);
  box-shadow: 0 0 0 2px #111, 0 0 12px rgba(185, 51, 173, .7);
  transition: left .4s ease;
}

.rh__car::after {
  content: "";
  position: absolute;
  inset: 4px 4px auto 5px;
  height: 5px;
  border-radius: 1px;
  background: #3c3f44;
}

.rh[data-rh-state="start"] .rh__car,
.rh[data-rh-state="over"] .rh__car {
  transition: none;
}

/* ---------------------------------------------------------------- LED HUD */

/* Before the first ride there is no score to show, only the service status and the sound
   toggle. */
.rh[data-rh-state="start"] .rh__stat:not(.rh__stat--service) {
  visibility: hidden;
}

.rh__hud {
  display: flex;
  align-items: center;
  gap: 10px clamp(14px, 2.4vw, 30px);
  padding: 10px var(--rh-pad);
  border-top: 1px solid #000;
  border-bottom: 1px solid #000;
  background-color: var(--rh-led-bg);
  background-image: radial-gradient(circle at 50% 50%, rgba(255, 176, 0, .09) 0 1px, transparent 1.6px);
  background-size: 4px 4px;
  color: var(--rh-led);
}

.rh__stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.rh__k {
  display: flex;
  align-items: baseline;
  gap: 8px;
  color: rgba(255, 176, 0, .62);
  font: 700 10px/1.2 var(--rh-font-sign);
  letter-spacing: .14em;
  text-transform: uppercase;
  white-space: nowrap;
}

.rh__v {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--rh-font-led);
  font-variation-settings: "ROND" 100;
  font-weight: 800;
  font-size: 24px;
  line-height: 1.05;
  font-variant-numeric: tabular-nums;
  letter-spacing: .02em;
  white-space: nowrap;
  text-shadow: 0 0 1px currentColor, 0 0 10px rgba(255, 176, 0, .45);
}

.rh__stat--score .rh__v {
  min-width: 7ch;
}

.rh__v.is-bump,
.rh__v > .is-bump {
  display: inline-block;
  animation: rh-bump .18s ease-out;
}

@keyframes rh-bump {
  50% { transform: scale(1.15); }
}

/* Five pips fill toward the next +0.5 on the multiplier. */
.rh__pips {
  display: inline-flex;
  gap: 3px;
  align-self: center;
}

.rh__pips i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(255, 176, 0, .18);
}

.rh__pips i.is-on {
  background: var(--rh-led);
  box-shadow: 0 0 5px rgba(255, 176, 0, .6);
}

.rh__pips.is-max i {
  background: var(--rh-purple);
  box-shadow: 0 0 5px rgba(185, 51, 173, .7);
}

/* Pinned to the right so the meter doesn't slide as the status text changes. */
.rh__stat--service {
  margin-left: auto;
  align-items: flex-end;
}

.rh__status {
  color: var(--rh-led);
  letter-spacing: .08em;
}

.rh__meter {
  display: flex;
  gap: 3px;
  height: 20px;
  align-items: stretch;
  padding-top: 3px;
}

.rh__meter i {
  width: 9px;
  border-radius: 2px;
  background: rgba(255, 176, 0, .1);
  transition: background-color .2s, box-shadow .2s;
}

.rh__meter[data-rh-level="good"] i.is-on {
  background: var(--rh-green);
  box-shadow: 0 0 8px rgba(59, 255, 122, .45);
}

.rh__meter[data-rh-level="delays"] i.is-on {
  background: var(--rh-led);
  box-shadow: 0 0 8px rgba(255, 176, 0, .45);
}

.rh__meter[data-rh-level="severe"] i.is-on {
  background: var(--rh-red);
  box-shadow: 0 0 8px rgba(255, 77, 58, .55);
}

.rh__meter:not([data-rh-level]) i {
  background: var(--rh-green);
  box-shadow: 0 0 8px rgba(59, 255, 122, .45);
}

.rh__tools {
  display: flex;
  gap: 6px;
}

.rh__tool {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid rgba(255, 176, 0, .3);
  border-radius: 10px;
  background: transparent;
  color: var(--rh-led);
  cursor: pointer;
  transition: background-color .15s, border-color .15s;
}

.rh__tool:hover:not(:disabled) {
  background: rgba(255, 176, 0, .1);
  border-color: rgba(255, 176, 0, .6);
}

.rh__tool:disabled {
  opacity: .35;
  cursor: default;
}

.rh__tool svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.rh__tool .rh__icon-on path:first-child,
.rh__tool .rh__icon-off path:first-child {
  fill: currentColor;
  stroke-width: 1.5;
}

.rh__tool .rh__icon-off,
.rh__tool.is-muted .rh__icon-on {
  display: none;
}

.rh__tool.is-muted .rh__icon-off {
  display: block;
}

/* ---------------------------------------------------------------- playfield */

/* The field is at least this tall; the start and results screens sit in normal flow, so
   when they need more room the field grows with them instead of scrolling inside itself. */
.rh__field {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: clamp(460px, calc(100vh - 290px), 640px);
  min-height: clamp(460px, calc(100svh - 290px), 640px);
  background: #24282b;
  overflow: hidden;
  touch-action: manipulation;
}

.rh__canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
}

.rh[data-rh-state="play"] .rh__canvas {
  cursor: text;
}

/* Off-screen but focusable: it receives every keystroke, including from phone keyboards. */
.rh__input {
  position: absolute;
  left: 50%;
  bottom: 8px;
  width: 1px;
  height: 1px;
  padding: 0;
  border: 0;
  opacity: 0;
  font-size: 16px;
  color: transparent;
  background: transparent;
  caret-color: transparent;
  pointer-events: none;
}

.rh__screen {
  position: relative;
  z-index: 2;
  display: flex;
  flex: 1 0 auto;
  padding: clamp(16px, 2.6vw, 30px);
  /* A solid scrim rather than backdrop-filter: blurring a live canvas renders unreliably on some GPUs. */
  background: linear-gradient(rgba(10, 11, 13, .8), rgba(10, 11, 13, .92));
  animation: rh-fade .25s ease both;
}

@keyframes rh-fade {
  from { opacity: 0; }
}

.rh__panel {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: clamp(20px, 4vw, 48px);
  align-items: start;
  width: 100%;
  max-width: 1000px;
  margin: auto;
}

.rh__kicker {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 10px;
  color: var(--rh-led);
  font: 800 13px/1.2 var(--rh-font-led);
  font-variation-settings: "ROND" 100;
  letter-spacing: .08em;
  text-transform: uppercase;
  text-shadow: 0 0 8px rgba(255, 176, 0, .45);
}

.rh__dot {
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--rh-green);
  box-shadow: 0 0 10px var(--rh-green);
  animation: rh-blink 1.6s steps(2, jump-none) infinite;
}

.rh__dot--red {
  background: var(--rh-red);
  box-shadow: 0 0 10px var(--rh-red);
}

@keyframes rh-blink {
  50% { opacity: .35; }
}

.rh__title {
  margin: 0;
  color: #fff;
  font: 700 clamp(26px, 1.1rem + 2vw, 40px)/1.08 var(--rh-font-sign);
  letter-spacing: -.025em;
  text-wrap: balance;
}

.rh__lede {
  max-width: 34em;
  margin: 12px 0 0;
  color: #C9CBCF;
  font-size: 16px;
  line-height: 1.55;
}

.rh__packs {
  margin: 24px 0 0;
  padding: 0;
  border: 0;
}

.rh__packs legend {
  margin-bottom: 10px;
  padding: 0;
  color: var(--rh-dim);
  font: 600 11px/1.2 var(--rh-font-sign);
  letter-spacing: .12em;
  text-transform: uppercase;
}

.rh__pack-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.rh__pack {
  position: relative;
  display: flex;
  align-items: center;
  gap: 11px;
  min-height: 58px;
  padding: 10px 12px;
  border: 1.5px solid #2E3035;
  border-radius: 12px;
  background: rgba(255, 255, 255, .03);
  cursor: pointer;
  transition: border-color .15s, background-color .15s, transform .15s;
}

.rh__pack:hover {
  border-color: #4A4D54;
  background: rgba(255, 255, 255, .06);
}

.rh__pack input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.rh__pack:has(input:checked) {
  border-color: var(--pack);
  background: color-mix(in srgb, var(--pack) 14%, transparent);
}

.rh__pack:has(input:focus-visible) {
  outline: 3px solid var(--rh-led);
  outline-offset: 2px;
}

.rh__pack-bullet {
  display: grid;
  flex: none;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--pack);
  color: #fff;
  font: 700 16px/1 var(--rh-font-sign);
  padding-top: 1px;
}

.rh__pack-bullet--dark {
  color: #111;
}

.rh__pack-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.rh__pack-text strong {
  color: #fff;
  font: 700 15px/1.2 var(--rh-font-sign);
}

.rh__pack-text span {
  color: var(--rh-dim);
  font-size: 12.5px;
  line-height: 1.3;
}

.rh__go-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  margin-top: 20px;
}

.rh__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 22px;
  border: 1.5px solid transparent;
  border-radius: 999px;
  font: 700 16px/1 var(--rh-font-sign);
  letter-spacing: -.005em;
  cursor: pointer;
  text-decoration: none;
  transition: transform .15s, background-color .15s, border-color .15s, box-shadow .15s;
}

.rh__btn:active {
  transform: translateY(1px);
}

.rh__btn--go {
  background: var(--rh-yellow);
  color: #111;
  box-shadow: 0 10px 24px -12px rgba(252, 204, 10, .7);
}

.rh__btn--go:hover {
  background: #FFD83A;
}

.rh__btn--ghost {
  border-color: rgba(255, 255, 255, .28);
  background: transparent;
  color: #fff;
}

.rh__btn--ghost:hover {
  border-color: rgba(255, 255, 255, .6);
  background: rgba(255, 255, 255, .06);
}

.rh__btn:disabled {
  opacity: .45;
  cursor: default;
  transform: none;
}

.rh__kbd {
  padding: 4px 7px 3px;
  border-radius: 5px;
  background: rgba(0, 0, 0, .12);
  font: 700 11px/1 var(--rh-font-sign);
  letter-spacing: .06em;
  text-transform: uppercase;
}

@media (pointer: coarse) {
  .rh__kbd {
    display: none;
  }
}

.rh__pb {
  margin: 0;
  color: var(--rh-led);
  font: 800 14px/1.3 var(--rh-font-led);
  font-variation-settings: "ROND" 100;
  letter-spacing: .04em;
  text-shadow: 0 0 8px rgba(255, 176, 0, .4);
}

.rh__hint {
  margin: 14px 0 0;
  color: #8E9096;
  font-size: 13.5px;
  line-height: 1.5;
}

.rh__hint kbd {
  padding: 2px 6px;
  border: 1px solid #3A3C42;
  border-radius: 5px;
  background: #1B1C1F;
  color: #D7D8DB;
  font: 600 12px/1 var(--rh-font-sign);
}

.rh__board {
  min-width: 0;
}

.rh__board-title {
  margin: 0 0 4px;
  color: var(--rh-dim);
  font: 600 11px/1.2 var(--rh-font-sign);
  letter-spacing: .12em;
  text-transform: uppercase;
}

.rh .board {
  margin: 10px 9px 9px;
}

.rh .board__row {
  padding-block: 8px;
  font-size: 17px;
}

.rh__loading {
  margin: 18px 0;
  color: var(--rh-dim);
  font-size: 14px;
}

/* Pause */
.rh__card {
  width: 100%;
  max-width: 520px;
  margin: auto;
  padding: clamp(22px, 4vw, 34px);
  border: 1px solid #2B2D32;
  border-radius: 16px;
  background: #121316;
  box-shadow: 0 30px 60px -30px rgba(0, 0, 0, .8);
  text-align: left;
}

.rh__card::before {
  content: "";
  display: block;
  height: 2px;
  margin: -8px 0 20px;
  background: #fff;
  opacity: .9;
}

.rh__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

/* Results */
.rh__title--result span {
  display: block;
  color: #fff;
}

.rh__title--result {
  color: #C9CBCF;
  font-size: clamp(18px, .85rem + 1vw, 24px);
}

.rh__title--result span {
  margin-top: 2px;
  font-size: clamp(28px, 1.1rem + 2vw, 40px);
}

.rh__score-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  margin-top: 14px;
}

.rh__bigscore {
  padding: 8px 18px 6px;
  border-radius: 12px;
  background-color: var(--rh-led-bg);
  background-image: radial-gradient(circle at 50% 50%, rgba(255, 176, 0, .1) 0 1px, transparent 1.6px);
  background-size: 4px 4px;
  box-shadow: 0 0 0 1px #2A2B30, inset 0 2px 14px rgba(0, 0, 0, .7);
  color: var(--rh-led);
  font: 800 clamp(40px, 1.6rem + 2.6vw, 58px)/1.05 var(--rh-font-led);
  font-variation-settings: "ROND" 100;
  font-variant-numeric: tabular-nums;
  letter-spacing: .02em;
  text-shadow: 0 0 2px currentColor, 0 0 18px rgba(255, 176, 0, .55);
}

.rh__badge {
  margin: 0;
  padding: 7px 12px 6px;
  border-radius: 999px;
  background: rgba(59, 255, 122, .12);
  color: var(--rh-green);
  font: 800 13px/1 var(--rh-font-led);
  font-variation-settings: "ROND" 100;
  letter-spacing: .06em;
  text-transform: uppercase;
  text-shadow: 0 0 8px rgba(59, 255, 122, .5);
  animation: rh-pop .5s cubic-bezier(.2, 1.4, .4, 1) both;
}

@keyframes rh-pop {
  from { transform: scale(.6); opacity: 0; }
}

.rh__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 14px 0 0;
  overflow: hidden;
  border: 1px solid #26282C;
  border-radius: 12px;
  background: #26282C;
}

.rh__stats div {
  padding: 8px 14px 9px;
  background: #131417;
}

.rh__stats dt {
  color: var(--rh-dim);
  font: 600 10.5px/1.2 var(--rh-font-sign);
  letter-spacing: .12em;
  text-transform: uppercase;
}

.rh__stats dd {
  margin: 3px 0 0;
  color: #fff;
  font: 700 19px/1.1 var(--rh-font-sign);
  font-variant-numeric: tabular-nums;
}

.rh__pb--over {
  margin-top: 12px;
}

.rh__share {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid #26282C;
}

.rh__screen--over .rh__actions {
  margin-top: 16px;
}

.rh .sharebar__btn {
  border-color: #3A3C42;
  background: #18191C;
  color: #fff;
}

.rh .sharebar__btn:hover {
  border-color: #6A6D74;
}

.rh .sharebar__btn--native {
  border-color: #fff;
  background: #fff;
  color: #111;
}

.rh .sharebar__target--x .sharebar__bullet,
.rh .sharebar__target--threads .sharebar__bullet {
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .3);
}

.rh__post {
  margin-bottom: 22px;
  padding: 16px;
  border: 1px solid #2B2D32;
  border-radius: 14px;
  background: #131417;
}

.rh__post-label {
  display: block;
  margin-bottom: 10px;
  color: #fff;
  font: 700 15px/1.3 var(--rh-font-sign);
}

.rh__post-row {
  display: flex;
  gap: 8px;
}

.rh__name {
  flex: 1 1 auto;
  min-width: 0;
  height: 48px;
  padding: 0 14px;
  border: 1.5px solid #3A3C42;
  border-radius: 12px;
  background: #0B0B0C;
  color: #fff;
  font: 600 16px/1 var(--rh-font-sans);
}

.rh__name::placeholder {
  color: #6E7177;
}

.rh__name:focus-visible {
  outline: none;
  border-color: var(--rh-led);
  box-shadow: 0 0 0 3px rgba(255, 176, 0, .25);
}

.rh__name:disabled {
  opacity: .6;
}

.rh__btn--post {
  flex: none;
  background: var(--rh-purple);
  color: #fff;
}

.rh__btn--post:hover:not(:disabled) {
  background: #CB45BF;
}

.rh__post.is-done .rh__btn--post {
  display: none;
}

.rh__post-msg {
  min-height: 1.4em;
  margin: 10px 0 0;
  color: var(--rh-dim);
  font-size: 13.5px;
  line-height: 1.4;
}

.rh__post.is-done .rh__post-msg {
  color: var(--rh-green);
}

/* ---------------------------------------------------------------- phones */

/* While playing on a touch screen the game takes over the visual viewport, so the words stay
   above the on-screen keyboard. --rh-vv-* come from visualViewport in main.js. */
.rh.is-immersive {
  position: fixed;
  top: var(--rh-vv-top, 0px);
  left: 0;
  right: 0;
  z-index: 1000;
  width: auto;
  height: var(--rh-vv-h, 100dvh);
  margin: 0;
  border-radius: 0;
  box-shadow: none;
}

.rh.is-immersive .rh__field {
  flex: 1 1 auto;
  min-height: 0;
  touch-action: none;
}

.rh.is-immersive .rh__screen {
  position: absolute;
  inset: 0;
  overflow: auto;
  overscroll-behavior: contain;
}

@media (max-width: 640px) {
  .rh.is-immersive .rh__sign {
    padding-top: 14px;
    row-gap: 8px;
  }

  .rh.is-immersive .rh__sign::before {
    top: 6px;
  }

  .rh.is-immersive .rh__where .rh__label {
    display: none;
  }

  .rh.is-immersive .rh__bullet {
    width: 32px;
    height: 32px;
    font-size: 16px;
  }

  .rh.is-immersive .rh__station {
    font-size: 18px;
  }
}

.rh.is-immersive.is-short .rh__line {
  display: none;
}

html.rh-locked,
html.rh-locked body {
  overflow: hidden;
  overscroll-behavior: none;
}

@media (max-width: 860px) {
  .rh__panel {
    grid-template-columns: minmax(0, 1fr);
  }

  .rh__screen--start .rh__board,
  .rh__screen--over .rh__board {
    padding-bottom: 8px;
  }
}

@media (max-width: 640px) {
  .rh {
    width: 100%;
    border-radius: 0;
    box-shadow: none;
    margin-block: 0;
  }

  /* Full bleed on phones: sit flush under the black app header instead of leaving a sliver of
     page between two black bands. Mirrors the top padding of .app-main. */
  .app-main > .rh:first-child:not(.is-immersive) {
    margin-top: calc(-1 * clamp(20px, 3vw, 40px));
  }

  .rh__sign {
    grid-template-columns: auto minmax(0, 1fr);
    padding-top: 18px;
    column-gap: 12px;
    row-gap: 10px;
  }

  .rh__bullet {
    width: 38px;
    height: 38px;
    font-size: 19px;
  }

  .rh__next {
    display: none;
  }

  .rh__station {
    font-size: 20px;
  }

  .rh__stop {
    width: 8px;
    height: 8px;
    margin-left: -4px;
    top: 4px;
    border-width: 1.5px;
  }

  .rh__stop.is-here {
    width: 12px;
    height: 12px;
    margin-left: -6px;
    top: 2px;
    border-width: 2.5px;
  }

  .rh__hud {
    gap: 14px;
    padding-block: 8px;
  }

  .rh__stat--opt,
  .rh__status {
    display: none;
  }

  .rh__v {
    font-size: 21px;
  }

  .rh__stat--score .rh__v {
    min-width: 5.5ch;
  }

  .rh__meter {
    gap: 2px;
  }

  .rh__meter i {
    width: 6px;
  }

  .rh__tool {
    width: 36px;
    height: 36px;
  }

  .rh__field {
    min-height: max(440px, 72svh);
  }

  .rh__screen {
    padding: 18px 16px 24px;
  }

  .rh__pack {
    align-items: flex-start;
    gap: 9px;
    min-height: 52px;
    padding: 10px;
  }

  .rh__pack-bullet {
    width: 26px;
    height: 26px;
    font-size: 14px;
  }

  .rh__pack-text strong {
    font-size: 14px;
    line-height: 26px;
  }

  .rh__pack-text span {
    font-size: 12px;
  }

  .rh__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .rh__stats div {
    padding: 9px 10px;
  }

  .rh__stats dd {
    font-size: 17px;
  }

  .rh .board__row {
    font-size: 15px;
    padding-inline: 12px;
  }
}

@media (max-width: 380px) {
  .rh__hud {
    gap: 10px;
    padding-inline: 12px;
  }

  .rh__v {
    font-size: 18px;
  }

  .rh__k {
    letter-spacing: .08em;
  }

  .rh__meter i {
    width: 5px;
  }

  .rh__tools {
    gap: 4px;
  }

  .rh__tool {
    width: 34px;
    height: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .rh *,
  .rh *::before,
  .rh *::after {
    animation: none !important;
    transition: none !important;
  }
}

/* ---------------------------------------------------------------- page text */

.rh-guide {
  width: min(100% - 2 * var(--gutter, 16px), var(--maxw-text, 720px));
  margin: clamp(40px, 6vw, 72px) auto 0;
}

.rh-guide h2 {
  scroll-margin-top: 80px;
}

.rh-guide .billboard {
  margin-block: var(--space-7, 48px);
}

.rh-guide .rh-keys {
  display: grid;
  gap: 10px;
  padding: 0;
  list-style: none;
}

.rh-guide .rh-keys li {
  display: grid;
  grid-template-columns: 9rem minmax(0, 1fr);
  align-items: baseline;
  gap: 12px;
  margin: 0;
}

.rh-keys li::marker {
  content: "";
}

.rh-keys__k {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  color: var(--muted, #55585E);
}

.rh-guide .rh-table table {
  display: table;
  width: 100%;
  min-width: 0;
}

.rh-guide .rh-specials {
  display: grid;
  gap: 12px;
  padding: 0;
  list-style: none;
}

.rh-guide .rh-specials li {
  margin: 0;
}

.rh-specials li::marker {
  content: "";
}

.rh-tag {
  display: inline-block;
  margin-right: 8px;
  padding: 4px 8px 3px;
  border-radius: 4px;
  color: #fff;
  font: 800 11px/1.2 var(--font-sign, sans-serif);
  letter-spacing: .08em;
  text-transform: uppercase;
  vertical-align: 2px;
}

.rh-tag--express {
  background: #8F2786;
}

.rh-tag--delay {
  background: #C4231D;
}

.rh-tag--clear {
  background: #00782F;
}

.rh-packs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
}

.rh-packs div {
  padding: 14px 16px;
  border: 1px solid var(--border, #DEDBD2);
  border-radius: var(--radius, 8px);
  background: var(--surface, #fff);
}

.rh-packs dt {
  font: 700 1rem/1.3 var(--font-sign, sans-serif);
}

.rh-packs dd {
  margin: 4px 0 0;
  color: var(--muted, #55585E);
  font-size: .9375rem;
  line-height: 1.5;
}

/* The 7 as a strip map: a purple line with a stop marker for every station. */
.rh-guide .rh-stops {
  --line: var(--line-purple, #B933AD);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: repeat(11, auto);
  grid-auto-flow: column;
  column-gap: 2rem;
  padding: 0;
  list-style: none;
}

.rh-guide .rh-stops li {
  position: relative;
  margin: 0;
  padding: 8px 0 8px 34px;
  font: 600 .9375rem/1.3 var(--font-sign, sans-serif);
}

.rh-stops li::marker {
  content: "";
}

.rh-stops li::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 6px;
  background: var(--line);
}

.rh-stops li::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 50%;
  width: 16px;
  height: 16px;
  margin-top: -8px;
  border: 3.5px solid var(--line);
  border-radius: 50%;
  background: #fff;
  box-sizing: border-box;
}

.rh-stops li:first-child::after,
.rh-stops li:last-child::after {
  left: 0;
  width: 22px;
  height: 22px;
  margin-top: -11px;
  border-width: 6px;
}

.rh-stops li:first-child::before {
  top: 50%;
}

.rh-stops li:last-child::before {
  bottom: 50%;
}

.rh-guide details {
  border-top: 1px solid var(--border, #DEDBD2);
}

.rh-guide details:last-of-type {
  border-bottom: 1px solid var(--border, #DEDBD2);
}

.rh-guide details + details {
  margin-top: 0;
}

.rh-guide summary {
  position: relative;
  padding: 14px 36px 14px 0;
  font: 600 1rem/1.4 var(--font-sign, sans-serif);
  cursor: pointer;
  list-style: none;
}

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

.rh-guide summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--line-purple, #B933AD);
  font: 500 1.5rem/1 var(--font-sign, sans-serif);
}

.rh-guide details[open] summary::after {
  content: "−";
}

.rh-guide details p {
  margin: 0 0 16px;
  color: var(--muted, #55585E);
}

@media (max-width: 560px) {
  .rh-packs {
    grid-template-columns: minmax(0, 1fr);
  }

  .rh-guide .rh-keys li {
    grid-template-columns: 7rem minmax(0, 1fr);
  }

  .rh-guide .rh-stops {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: none;
    grid-auto-flow: row;
  }
}