@font-face {
  font-family: "Archivo";
  src: url("fonts/archivo-variable.woff2") format("woff2");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-display: swap;
}

@font-face {
  font-family: "Sometype Mono";
  src: url("fonts/sometype-mono-variable.woff2") format("woff2");
  font-weight: 400 700;
  font-display: swap;
}

:root {
  --blue: oklch(41% 0.2 268);
  --blue-deep: oklch(30% 0.16 268);
  --card: oklch(98.5% 0.004 100);
  --ink: oklch(19% 0.025 268);
  --ink-soft: oklch(40% 0.05 268);
  --yellow: oklch(88% 0.17 93);
  --red: oklch(65% 0.22 31);
  --red-ink: oklch(50% 0.2 29);
  --rule: oklch(41% 0.2 268 / 0.26);
  --tape: oklch(31% 0.035 55);

  --sans: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --mono: "Sometype Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --gutter: clamp(1rem, 3vw, 2.5rem);
  --line: 1.625rem;
  --focus: var(--ink);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 1.5rem;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--blue);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.55;
  font-stretch: 100%;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

a {
  color: inherit;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

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

.wrap {
  max-width: 73.75rem;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.skip {
  position: absolute;
  left: var(--gutter);
  top: -4rem;
  z-index: 10;
  padding: 0.6rem 1rem;
  background: var(--yellow);
  color: var(--ink);
  font-weight: 700;
}

.skip:focus {
  top: 0.5rem;
}

.mono {
  font-family: var(--mono);
  font-size: 0.92em;
}

/* Printed-on-the-card label type */
.printed,
.fields dt,
.chart thead th,
.track__no,
.copy {
  font-family: var(--sans);
  font-stretch: 70%;
  font-weight: 650;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.3;
}

.printed--lg {
  font-size: 0.875rem;
}

kbd {
  font-family: var(--mono);
  font-size: 0.82em;
  padding: 0.08em 0.4em;
  border: 1px solid var(--ink);
  border-radius: 3px;
  box-shadow: 0 2px 0 var(--ink);
  white-space: nowrap;
}

/* ───────── Top bar ───────── */

.topbar {
  --focus: var(--yellow);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  padding: 0.85rem var(--gutter);
  color: var(--card);
}

.brand {
  font-stretch: 125%;
  font-weight: 800;
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
}

.topbar ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.topbar nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding-block: 0.3rem;
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
}

.topbar nav a:hover {
  text-decoration: underline;
}

.chip {
  display: inline-grid;
  place-items: center;
  width: 1.3rem;
  height: 1.3rem;
  font-stretch: 125%;
  font-weight: 800;
  font-size: 0.75rem;
  line-height: 1;
  color: var(--ink);
}

.chip--a {
  background: var(--red);
}

.chip--b {
  background: var(--card);
  color: var(--blue);
}

/* ───────── Hero: the unfolded J-card ───────── */

.hero {
  padding: 0.5rem var(--gutter) clamp(2.5rem, 5vw, 4.5rem);
}

.jcard {
  display: grid;
  grid-template-columns: minmax(0, 5fr) 3.5rem minmax(0, 7fr);
  max-width: 80rem;
  margin-inline: auto;
  background: var(--card);
  border-radius: 4px;
  box-shadow:
    0 30px 50px -22px oklch(15% 0.1 268 / 0.75),
    0 8px 16px -8px oklch(15% 0.1 268 / 0.5);
}

.jcard__front {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
  padding: clamp(1.25rem, 2.5vw, 2.25rem);
}

.bands {
  align-self: stretch;
  display: grid;
  gap: 0.3rem;
}

.bands i {
  display: block;
  height: 0.85rem;
  background: var(--red);
}

.bands i:nth-child(2) {
  height: 0.45rem;
  background: var(--yellow);
}

.bands i:nth-child(3) {
  height: 0.2rem;
  background: var(--blue);
}

h1 {
  font-stretch: 125%;
  font-weight: 800;
  font-size: clamp(2.25rem, 1.2rem + 2.3vw, 3.25rem);
  line-height: 0.98;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

h1 span {
  display: block;
}

h1 .turn {
  color: var(--red-ink);
}

.pitch {
  max-width: 34rem;
  font-size: 1.0625rem;
  color: var(--ink);
  text-wrap: pretty;
}

.btn {
  display: inline-block;
  padding: 0.8rem 1.2rem;
  background: var(--blue);
  color: var(--card);
  font-weight: 650;
  font-size: 1rem;
  line-height: 1.25;
  text-decoration: none;
  border-radius: 4px;
  transition: background-color 0.2s var(--ease), translate 0.2s var(--ease);
}

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

.btn:active {
  translate: 0 1px;
}

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

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

/* Cassette */

.cassette {
  position: relative;
  width: min(100%, 24rem);
  aspect-ratio: 100 / 64;
  margin-top: auto;
  padding: 4.5% 5% 0;
  border-radius: 0.6rem;
  background:
    radial-gradient(circle at 0.7rem 0.7rem, oklch(62% 0.01 268) 0 0.16rem, transparent 0.19rem),
    radial-gradient(circle at calc(100% - 0.7rem) 0.7rem, oklch(62% 0.01 268) 0 0.16rem, transparent 0.19rem),
    radial-gradient(circle at 0.7rem calc(100% - 0.7rem), oklch(62% 0.01 268) 0 0.16rem, transparent 0.19rem),
    radial-gradient(circle at calc(100% - 0.7rem) calc(100% - 0.7rem), oklch(62% 0.01 268) 0 0.16rem, transparent 0.19rem),
    var(--ink);
  box-shadow:
    0 16px 22px -12px oklch(19% 0.025 268 / 0.6),
    0 3px 6px -2px oklch(19% 0.025 268 / 0.4),
    inset 0 1px 0 oklch(100% 0 0 / 0.2);
}

.cassette__label {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  height: 72%;
  background: var(--card);
  border-radius: 0.3rem;
  overflow: hidden;
}

.cassette__write {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.3rem 0.55rem;
  padding: 0.45rem 0.6rem 0.35rem;
}

.cassette__side {
  display: grid;
  place-items: center;
  width: 1.5rem;
  height: 1.5rem;
  background: var(--red);
  color: var(--ink);
  font-stretch: 125%;
  font-weight: 800;
  font-size: 0.9rem;
  line-height: 1;
}

.cassette__write .printed {
  color: var(--ink-soft);
}

.cassette__cmd {
  grid-column: 1 / -1;
  display: block;
  font-family: var(--mono);
  font-weight: 600;
  font-size: clamp(0.8125rem, 3.6vw, 1rem);
  line-height: 1.5;
  white-space: nowrap;
  border-bottom: 1px solid var(--rule);
}

.cassette__window {
  position: relative;
  justify-self: center;
  width: 60%;
  margin-block: 0.1rem 0.3rem;
  border-radius: 0.35rem;
  background: oklch(26% 0.03 268);
  overflow: hidden;
  box-shadow: inset 0 2px 5px oklch(0% 0 0 / 0.55);
}

.reel {
  position: absolute;
  top: 50%;
  width: 58%;
  translate: -50% -50%;
}

.reel--full {
  left: 25%;
}

.reel--empty {
  left: 75%;
}

.reel__tape {
  fill: var(--tape);
}

.reel__hub {
  transform-box: view-box;
  transform-origin: 50px 50px;
}

.reel__hub circle {
  fill: var(--card);
}

.reel__hub path {
  fill: none;
  stroke: var(--ink);
  stroke-width: 5;
  stroke-linecap: round;
}

.cassette.is-playing .reel__hub {
  animation: spin 1.5s linear infinite;
}

@keyframes spin {
  to {
    rotate: 360deg;
  }
}

.cassette__band {
  display: flex;
  justify-content: space-between;
  gap: 0.4rem;
  padding: 0.22rem 0.6rem;
  background: var(--yellow);
  color: var(--ink);
  font-stretch: 70%;
  font-weight: 700;
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.2;
}

.cassette__foot {
  position: absolute;
  left: 18%;
  right: 18%;
  bottom: 0;
  height: 19%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8%;
  background: oklch(27% 0.025 268);
  clip-path: polygon(4% 0, 96% 0, 100% 100%, 0 100%);
}

.cassette__foot i {
  width: 4%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--card);
}

.cassette__foot i:nth-child(2),
.cassette__foot i:nth-child(3) {
  width: 7%;
}

/* Copy buttons */

.copy {
  border: 0;
  margin: 0;
  padding: 0 1rem;
  min-width: 5.5rem;
  background: var(--yellow);
  color: var(--ink);
  cursor: pointer;
  transition: background-color 0.2s var(--ease);
}

.copy:hover {
  background: oklch(93% 0.14 95);
}

.copy.is-copied {
  background: var(--card);
}

.copy.is-failed {
  background: var(--red);
}

.copy--label {
  min-width: 0;
  padding: 0.4rem 0.65rem;
  background: var(--ink);
  color: var(--card);
  border-radius: 3px;
}

.copy--label:hover {
  background: var(--blue);
}

.copy--label.is-copied {
  background: var(--blue);
  color: var(--card);
}

/* Spine */

.jcard__spine {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 1.75rem 0;
  background: var(--yellow);
  writing-mode: vertical-rl;
  rotate: 180deg;
  white-space: nowrap;
  box-shadow:
    inset 7px 0 7px -7px oklch(19% 0.025 268 / 0.45),
    inset -7px 0 7px -7px oklch(19% 0.025 268 / 0.45);
}

.jcard__spine .printed {
  color: oklch(38% 0.07 93);
}

.typed-ink {
  margin-block-end: 1rem;
  font-family: var(--mono);
  font-weight: 600;
  font-size: 0.9375rem;
}

/* Index panel */

.jcard__index {
  padding: clamp(1.25rem, 2.5vw, 2.25rem);
}

.index__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  margin-bottom: 1rem;
}

.stamp {
  padding: 0.3rem 0.6rem;
  border: 2px solid var(--red-ink);
  border-radius: 3px;
  color: var(--red-ink);
  font-stretch: 70%;
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.2;
  rotate: -1.5deg;
}

.fields {
  margin: 0;
  display: grid;
  row-gap: calc(var(--line) / 2);
}

.field {
  display: grid;
  grid-template-columns: 6.25rem minmax(0, 1fr);
  column-gap: 1rem;
}

.field--split {
  grid-template-columns: 6.25rem minmax(0, 1fr) auto auto;
  border-bottom: 1px solid var(--rule);
}

.fields dt {
  line-height: var(--line);
  color: var(--ink-soft);
}

.fields dt small {
  font-size: inherit;
  font-weight: 500;
  opacity: 0.85;
}

.fields dd {
  margin: 0;
  min-width: 0;
  line-height: var(--line);
}

.fields .mono {
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: var(--line);
}

.ruled {
  background-image: linear-gradient(to bottom, transparent calc(var(--line) - 1px), var(--rule) 0);
  background-size: 100% var(--line);
}

.ruled--2 {
  min-height: calc(var(--line) * 2);
}

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

.chapters li {
  display: grid;
  grid-template-columns: 3.4rem minmax(0, 1fr);
  white-space: nowrap;
  overflow: hidden;
}

.srt {
  overflow-wrap: anywhere;
}

/* Typing */

.untyped {
  color: transparent;
}

.will-type [data-type]:not(.is-prepped) {
  color: transparent;
}

.is-typing .typed::after {
  content: "";
  display: inline-block;
  width: 0;
  height: 0.55em;
  vertical-align: 0.02em;
  box-shadow: 0.34em 0 0 0.26em var(--red);
}

/* Style tick boxes */

.ticks {
  display: flex;
  flex-wrap: wrap;
  column-gap: 0.9rem;
}

.ticks label {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-height: var(--line);
  cursor: pointer;
  font-stretch: 78%;
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
  line-height: 1;
  white-space: nowrap;
}

.ticks input {
  appearance: none;
  flex: none;
  width: 0.9rem;
  height: 0.9rem;
  margin: 0;
  border: 1.5px solid var(--ink);
  border-radius: 1px;
  background: var(--card);
  cursor: pointer;
}

.ticks label:hover input {
  background: var(--yellow);
}

.ticks input:checked {
  background:
    linear-gradient(45deg, transparent 41%, var(--red-ink) 41% 59%, transparent 59%),
    linear-gradient(-45deg, transparent 41%, var(--red-ink) 41% 59%, transparent 59%),
    var(--card);
}

.hint {
  font-size: 0.8125rem;
  line-height: var(--line);
  color: var(--ink-soft);
}

html:not(.js) .hint {
  display: none;
}

/* Flap */

.jcard__flap {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 2.25rem;
  margin: 0;
  padding: 0.85rem clamp(1.25rem, 2.5vw, 2.25rem);
  list-style: none;
  border-top: 1px solid oklch(19% 0.025 268 / 0.2);
  box-shadow: inset 0 7px 7px -7px oklch(19% 0.025 268 / 0.3);
  font-size: 0.9375rem;
  font-weight: 550;
}

.jcard__flap .printed {
  margin-right: 0.4rem;
  color: var(--ink-soft);
}

/* ───────── Packaging stripes ───────── */

.stripes {
  display: grid;
  gap: 0.5rem;
  padding-bottom: 0.75rem;
}

.stripes i {
  display: block;
  height: 1.5rem;
  background: var(--red);
}

.stripes i:nth-child(2) {
  height: 0.75rem;
  background: var(--yellow);
}

.stripes i:nth-child(3) {
  height: 0.25rem;
  background: var(--card);
}

/* ───────── Side A / Side B ───────── */

.side {
  background: var(--card);
  padding-block: clamp(3.5rem, 8vw, 6.5rem) clamp(2rem, 4vw, 3rem);
}

.side--b {
  padding-bottom: clamp(4rem, 9vw, 7rem);
}

.side a {
  color: var(--blue);
  font-weight: 550;
}

.side a.btn {
  color: var(--card);
  font-weight: 650;
}

.side__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: end;
  gap: 1.25rem clamp(1.25rem, 3vw, 2.5rem);
  margin-bottom: clamp(2rem, 4vw, 3.25rem);
}

.side__letter {
  display: grid;
  place-items: center;
  width: clamp(4.75rem, 11vw, 9rem);
  aspect-ratio: 1;
  color: var(--card);
  font-stretch: 125%;
  font-weight: 900;
  font-size: clamp(3.5rem, 9vw, 7.5rem);
  line-height: 1;
}

.side__letter--a {
  background: var(--red);
  color: var(--ink);
}

.side__letter--b {
  background: var(--blue);
}

.side h2,
.notes h2 {
  font-stretch: 125%;
  font-weight: 800;
  font-size: clamp(2rem, 0.9rem + 4.4vw, 4.25rem);
  line-height: 0.96;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  text-wrap: balance;
}

.side__intro p {
  max-width: 38rem;
  margin-top: 0.9rem;
  font-size: 1.125rem;
  text-wrap: pretty;
}

.os {
  margin: 0;
  padding: 0;
  border: 0;
  min-width: 0;
}

html:not(.js) .os {
  display: none;
}

.os legend {
  padding: 0;
  margin-bottom: 0.45rem;
  color: var(--ink-soft);
}

.os__switch {
  display: inline-flex;
  padding: 3px;
  border: 2px solid var(--ink);
  border-radius: 999px;
}

.os__switch label {
  cursor: pointer;
}

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

.os__switch span {
  display: block;
  padding: 0.5rem 1.05rem;
  border-radius: 999px;
  font-weight: 650;
  font-size: 0.9375rem;
  line-height: 1.2;
  transition: background-color 0.25s var(--ease), color 0.25s var(--ease);
}

.os__switch label:hover span {
  background: oklch(19% 0.025 268 / 0.1);
}

.os__switch input:checked + span {
  background: var(--ink);
  color: var(--card);
}

.os__switch input:focus-visible + span {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}

.js[data-os="windows"] [data-os]:not([data-os="windows"]),
.js[data-os="macos"] [data-os]:not([data-os="macos"]),
.js[data-os="linux"] [data-os]:not([data-os="linux"]) {
  display: none;
}

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

.track {
  display: grid;
  grid-template-columns: minmax(0, 20rem) minmax(0, 40rem);
  gap: 1rem clamp(1.5rem, 5vw, 5rem);
  padding-block: clamp(1.75rem, 3.5vw, 2.75rem);
  border-top: 2px solid var(--ink);
  scroll-margin-top: 1rem;
}

.track__name {
  display: grid;
  grid-template-columns: 3.75rem minmax(0, 1fr);
  align-items: baseline;
  align-self: start;
}

.track__no {
  font-stretch: 125%;
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0;
  color: var(--red-ink);
}

.track--bonus .track__name {
  grid-template-columns: minmax(0, 1fr);
  row-gap: 0.5rem;
}

.track--bonus .track__no {
  justify-self: start;
  padding: 0.25rem 0.55rem;
  background: var(--yellow);
  color: var(--ink);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
}

.track h3 {
  font-weight: 700;
  font-size: clamp(1.3rem, 1.1rem + 0.7vw, 1.625rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

.track__body > * + *,
.track__body [data-os] > * + * {
  margin-top: 0.9rem;
}

.track__body h4 {
  margin-top: 2rem;
  font-weight: 700;
  font-size: 1.0625rem;
}

.aside,
figcaption {
  font-size: 0.9375rem;
  color: var(--ink-soft);
}

.os-name {
  font-weight: 700;
}

p.os-name {
  font-size: 0.9375rem;
}

/* Command blocks */

.cmd {
  display: flex;
  align-items: stretch;
  background: var(--ink);
  color: var(--card);
  border-radius: 4px;
  overflow: hidden;
}

.cmd pre {
  flex: 1;
  min-width: 0;
  margin: 0;
  padding: 0.85rem 1rem;
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.9375rem;
  line-height: 1.5;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.cmd code {
  font: inherit;
}

.cmd--lead pre {
  font-size: clamp(1rem, 0.9rem + 0.6vw, 1.25rem);
  font-weight: 600;
  padding-block: 1.1rem;
}

.cmd .copy:focus-visible {
  outline-color: var(--blue);
  outline-offset: -5px;
}

/* The app's screen */

.screen {
  margin: 0;
}

.screen__glass {
  padding: 1.1rem 1.25rem 1.25rem;
  background: var(--ink);
  color: oklch(90% 0.012 268);
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 0.875rem;
  line-height: 1.75;
}

.screen__title {
  font-weight: 700;
  color: var(--card);
}

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

.screen li {
  position: relative;
  padding-left: 1.4rem;
}

.screen li.is-on {
  color: var(--yellow);
  font-weight: 600;
}

.screen li.is-on::before {
  content: ">";
  position: absolute;
  left: 0;
}

figcaption {
  margin-top: 0.5rem;
}

/* Charts and lists */

.chart {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
  line-height: 1.4;
}

.chart th,
.chart td {
  padding: 0.55rem 1rem 0.55rem 0;
  text-align: left;
  vertical-align: baseline;
  border-bottom: 1px solid var(--rule);
}

.chart thead th {
  padding-bottom: 0.4rem;
  color: var(--ink-soft);
  border-bottom: 2px solid var(--ink);
}

.chart tbody th {
  font-weight: 650;
  white-space: nowrap;
}

.chart--files tbody th {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.8125rem;
}

.accepts,
.styles {
  margin-bottom: 0;
  font-size: 0.9375rem;
  line-height: 1.45;
}

.accepts > div,
.styles > div {
  display: grid;
  grid-template-columns: 11rem minmax(0, 1fr);
  column-gap: 1rem;
  padding-block: 0.5rem;
  border-bottom: 1px solid var(--rule);
}

.accepts > div {
  grid-template-columns: 6.5rem minmax(0, 1fr);
}

.accepts > div:first-child,
.styles > div:first-child {
  border-top: 2px solid var(--ink);
}

.accepts dt,
.styles dt {
  font-weight: 650;
}

.accepts dd,
.styles dd {
  margin: 0;
}

/* ───────── Liner notes ───────── */

.notes {
  background: var(--yellow);
  padding-block: clamp(3.5rem, 8vw, 6.5rem);
}

.notes a {
  font-weight: 600;
}

.notes__block {
  margin-top: clamp(2.25rem, 5vw, 3.75rem);
  scroll-margin-top: 1rem;
}

.notes h3 {
  font-weight: 750;
  font-size: clamp(1.3rem, 1.1rem + 0.7vw, 1.625rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  padding-top: 1rem;
  border-top: 2px solid var(--ink);
}

.notes__lede {
  max-width: 40rem;
  margin-top: 0.6rem;
}

.formats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem clamp(1.5rem, 4vw, 3rem);
  margin-top: 1.5rem;
}

.formats h4 {
  font-stretch: 70%;
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.formats pre {
  margin: 0.45rem 0 0;
  padding: 0.9rem 1rem;
  background: var(--ink);
  color: var(--card);
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 0.8125rem;
  line-height: 1.6;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.formats code {
  font: inherit;
}

.formats p {
  margin-top: 0.6rem;
  font-size: 0.9375rem;
}

.notes__pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 clamp(1.5rem, 4vw, 3rem);
}

.notes .chart {
  margin-block: 1.1rem;
  max-width: 30rem;
}

.notes .chart th,
.notes .chart td,
.fixes > div {
  border-bottom-color: oklch(19% 0.025 268 / 0.3);
}

.notes .chart thead th {
  color: oklch(34% 0.06 93);
  border-bottom-color: var(--ink);
}

.fixes {
  margin: 1.1rem 0 0;
}

.fixes > div {
  padding-block: 0.8rem;
  border-bottom: 1px solid;
}

.fixes > div:first-child {
  padding-top: 0;
}

.fixes dt {
  font-weight: 700;
}

.fixes dd {
  margin: 0.2rem 0 0;
}

/* ───────── Outro ───────── */

.outro {
  --focus: var(--yellow);
  padding-block: clamp(3.5rem, 8vw, 6.5rem) 2.5rem;
  color: var(--card);
}

.outro__line {
  font-stretch: 125%;
  font-weight: 800;
  font-size: clamp(2rem, 0.9rem + 4.4vw, 4.25rem);
  line-height: 0.96;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.cmd--outro {
  max-width: 30rem;
  margin-top: 1.75rem;
}

.cmd--outro pre {
  font-size: 1.0625rem;
  font-weight: 600;
  padding-block: 1rem;
}

.cmd--outro .copy:focus-visible {
  outline-color: var(--blue);
}

.outro__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2rem;
  margin: 2.5rem 0 0;
  padding: 0;
  list-style: none;
  font-weight: 600;
}

.outro__fine {
  max-width: 44rem;
  margin-top: 2rem;
  font-size: 0.875rem;
  color: oklch(90% 0.04 268);
}

/* ───────── Short, wide screens: keep the install button in view ───────── */

@media (min-width: 68.0625rem) and (max-height: 51rem) {
  .topbar {
    padding-block: 0.6rem;
  }

  .jcard__front {
    gap: 0.8rem;
    padding-block: 1.25rem;
  }

  .bands i {
    height: 0.6rem;
  }

  .bands i:nth-child(2) {
    height: 0.3rem;
  }

  h1 {
    font-size: 2.5rem;
  }

  .cassette {
    width: min(100%, 20rem);
    margin-top: 0;
  }
}

/* ───────── Narrower screens ───────── */

@media (max-width: 68rem) {
  .jcard {
    grid-template-columns: minmax(0, 1fr);
  }

  .jcard__front {
    gap: 1.1rem;
  }

  .cassette {
    margin-top: 0.25rem;
  }

  .jcard__spine {
    writing-mode: horizontal-tb;
    rotate: none;
    flex-wrap: wrap;
    gap: 0.25rem 0.7rem;
    padding: 0.6rem clamp(1.25rem, 2.5vw, 2.25rem);
    box-shadow:
      inset 0 7px 7px -7px oklch(19% 0.025 268 / 0.45),
      inset 0 -7px 7px -7px oklch(19% 0.025 268 / 0.45);
  }

  .typed-ink {
    margin-block-end: 0;
    margin-inline-end: 1rem;
  }
}

@media (max-width: 60rem) {
  .side__head {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .os {
    grid-column: 1 / -1;
  }

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

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

@media (max-width: 40rem) {
  .side__head {
    align-items: center;
  }

  .side__intro {
    display: contents;
  }

  .side__intro p {
    grid-column: 1 / -1;
    margin-top: 0;
  }

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

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

  .field--split {
    grid-template-columns: auto minmax(0, 1fr);
    column-gap: 0.75rem;
  }

  .chapters li {
    white-space: normal;
  }

  .styles > div {
    grid-template-columns: minmax(0, 1fr);
  }

  .chart--files thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
  }

  .chart--files tr {
    display: block;
    padding-block: 0.5rem;
    border-bottom: 1px solid var(--rule);
  }

  .chart--files tbody th,
  .chart--files td {
    display: block;
    padding: 0;
    border: 0;
    white-space: normal;
    overflow-wrap: anywhere;
  }

  .cmd {
    flex-direction: column;
  }

  .cmd .copy {
    padding-block: 0.6rem;
  }
}

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

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