/* ---------------------------------------------------------------------------
   Chargle
   Type: Anybody (display), Author (text), Martian Mono (labels and readouts).
   All three are served from this folder, so the page loads nothing from anyone
   else. The app replicas use the Windows UI font on purpose.
   --------------------------------------------------------------------------- */

@font-face {
  font-family: "Anybody";
  src: url("fonts/anybody-var.woff2") format("woff2");
  font-weight: 300 800;
  font-stretch: 75% 125%;
  font-display: swap;
}
@font-face {
  font-family: "Martian Mono";
  src: url("fonts/martianmono-var.woff2") format("woff2");
  font-weight: 300 600;
  font-stretch: 75% 112.5%;
  font-display: swap;
}
@font-face {
  font-family: "Author";
  src: url("fonts/author-400.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Author";
  src: url("fonts/author-500.woff2") format("woff2");
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: "Author";
  src: url("fonts/author-600.woff2") format("woff2");
  font-weight: 600;
  font-display: swap;
}

:root {
  --display: "Anybody", "Segoe UI", system-ui, sans-serif;
  --text-face: "Author", Georgia, "Times New Roman", serif;
  --mono: "Martian Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;
  --win: "Segoe UI Variable Text", "Segoe UI", system-ui, sans-serif;

  --bg: #0a0806;
  --bg-deep: #060504;
  --surface: #15100c;
  --surface-2: #1d1712;
  --line: rgba(233, 203, 159, 0.13);
  --line-hard: rgba(233, 203, 159, 0.3);
  --text: #f4eee6;
  --text-2: #b5a99c;
  --text-3: #7d7268;
  --accent: #e9cb9f;
  --accent-ink: #17110b;
  --warm-glow: rgba(214, 150, 60, 0.22);
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.55);
  --gutter: clamp(1.25rem, 4vw, 4rem);
  --measure: 34rem;
}

:root[data-theme="light"] {
  --bg: #ece7dd;
  --bg-deep: #e2dcd0;
  --surface: #f7f4ee;
  --surface-2: #fffdf9;
  --line: rgba(38, 28, 18, 0.14);
  --line-hard: rgba(38, 28, 18, 0.34);
  --text: #191310;
  --text-2: #5f544a;
  --text-3: #8b8075;
  --accent: #9b5d12;
  --accent-ink: #fff8ee;
  --warm-glow: rgba(196, 132, 44, 0.18);
  --shadow: 0 24px 60px rgba(60, 40, 18, 0.16);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #ece7dd;
    --bg-deep: #e2dcd0;
    --surface: #f7f4ee;
    --surface-2: #fffdf9;
    --line: rgba(38, 28, 18, 0.14);
    --line-hard: rgba(38, 28, 18, 0.34);
    --text: #191310;
    --text-2: #5f544a;
    --text-3: #8b8075;
    --accent: #9b5d12;
    --accent-ink: #fff8ee;
    --warm-glow: rgba(196, 132, 44, 0.18);
    --shadow: 0 24px 60px rgba(60, 40, 18, 0.16);
  }
}

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

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--text-face);
  font-size: clamp(1.02rem, 0.97rem + 0.25vw, 1.16rem);
  line-height: 1.62;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* A slow warm wash behind everything, the same one the app window has in its
   top corner. */
body::before {
  content: "";
  position: fixed;
  inset: -20vh -10vw auto;
  height: 90vh;
  background: radial-gradient(60% 55% at 78% 12%, var(--warm-glow), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
}

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

::selection {
  background: var(--accent);
  color: var(--accent-ink);
}

/* --- shared type ---------------------------------------------------------- */

.eyebrow {
  font-family: var(--mono);
  font-size: 0.66rem;
  font-variation-settings: "wdth" 87.5;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
  margin: 0 0 1.4rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.eyebrow::before {
  content: "";
  width: 1.6rem;
  height: 1px;
  background: var(--line-hard);
  flex: none;
}

h1,
h2,
h3 {
  font-family: var(--display);
  font-weight: 600;
  font-variation-settings: "wdth" 112;
  letter-spacing: -0.03em;
  line-height: 0.98;
  margin: 0;
  text-wrap: balance;
}

h2 {
  font-size: clamp(2.1rem, 1.2rem + 3.4vw, 3.9rem);
}

h3 {
  font-size: 1.12rem;
  font-variation-settings: "wdth" 100;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

p {
  margin: 0 0 1.15em;
  max-width: var(--measure);
}

.lede {
  font-size: clamp(1.15rem, 1.02rem + 0.55vw, 1.4rem);
  line-height: 1.5;
  color: var(--text);
}

.muted {
  color: var(--text-2);
}

.mono {
  font-family: var(--mono);
  font-variation-settings: "wdth" 87.5;
  font-size: 0.78em;
  letter-spacing: 0.01em;
}

/* --- shell ---------------------------------------------------------------- */

.wrap {
  width: min(78rem, 100%);
  margin-inline: auto;
  padding-inline: var(--gutter);
  position: relative;
  z-index: 1;
}

section {
  padding-block: clamp(3.5rem, 6.5vw, 7rem);
  position: relative;
  z-index: 1;
}

.rule {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 0;
}

/* --- masthead ------------------------------------------------------------- */

.masthead {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px) saturate(140%);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.masthead[data-stuck="yes"] {
  border-bottom-color: var(--line);
}

.masthead .wrap {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  height: 4.1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--display);
  font-weight: 600;
  font-variation-settings: "wdth" 110;
  letter-spacing: -0.02em;
  font-size: 1.06rem;
  text-decoration: none;
  margin-right: auto;
}

.brand .mark {
  width: 1.35rem;
  height: 1.35rem;
  color: var(--accent);
}

.mast-nav {
  display: flex;
  gap: 1.4rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  font-variation-settings: "wdth" 87.5;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.mast-nav a {
  color: var(--text-2);
  text-decoration: none;
  padding-block: 0.4rem;
  transition: color 0.2s ease;
}

.mast-nav a:hover {
  color: var(--text);
}

@media (max-width: 46rem) {
  .mast-nav {
    display: none;
  }
}

.theme-toggle {
  appearance: none;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-2);
  border-radius: 999px;
  height: 2.05rem;
  width: 2.05rem;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.theme-toggle:hover {
  color: var(--text);
  border-color: var(--line-hard);
}

.theme-toggle svg {
  width: 1rem;
  height: 1rem;
}

:root[data-theme="light"] .theme-toggle .moon,
:root:not([data-theme="dark"]) .theme-toggle .moon {
  display: none;
}

:root[data-theme="dark"] .theme-toggle .moon {
  display: block;
}

:root[data-theme="dark"] .theme-toggle .sun {
  display: none;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .sun {
    display: none;
  }
  :root:not([data-theme="light"]) .theme-toggle .moon {
    display: block;
  }
}

/* --- the cable that runs down the page ------------------------------------ */

.rail {
  position: fixed;
  left: max(1.1rem, calc((100vw - 78rem) / 2 + 1.1rem));
  top: 4.1rem;
  bottom: 0;
  width: 3px;
  z-index: 5;
  pointer-events: none;
}

.rail::before {
  content: "";
  position: absolute;
  inset: 0;
  width: 1px;
  left: 1px;
  background: var(--line);
}

.rail span {
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  border-radius: 3px;
  background: linear-gradient(var(--accent), color-mix(in srgb, var(--accent) 30%, transparent));
  height: 0;
  box-shadow: 0 0 14px color-mix(in srgb, var(--accent) 45%, transparent);
}

@media (max-width: 68rem) {
  .rail {
    display: none;
  }
}

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

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  align-items: center;
}

.btn {
  --btn-bg: var(--accent);
  --btn-fg: var(--accent-ink);
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 1px solid transparent;
  border-radius: 0.6rem;
  padding: 0.72rem 1.15rem;
  font-family: var(--display);
  font-weight: 600;
  font-variation-settings: "wdth" 100;
  font-size: 0.94rem;
  letter-spacing: -0.005em;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.16s cubic-bezier(0.2, 0.9, 0.3, 1.3), filter 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.06);
}

.btn:active {
  transform: translateY(0);
}

/* Microsoft's own badge, served from this folder rather than their CDN. The
   pair swaps with the theme, since one is drawn for light backgrounds and the
   other for dark. */
.store-badge {
  display: inline-block;
  line-height: 0;
  border-radius: 0.32rem;
  transition: transform 0.16s cubic-bezier(0.2, 0.9, 0.3, 1.3);
}

.store-badge:hover {
  transform: translateY(-2px);
}

.store-badge img {
  width: 11.2rem;
  height: auto;
}

.store-badge .on-light {
  display: none;
}

:root[data-theme="light"] .store-badge .on-dark {
  display: none;
}

:root[data-theme="light"] .store-badge .on-light {
  display: block;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .store-badge .on-dark {
    display: none;
  }
  :root:not([data-theme="dark"]) .store-badge .on-light {
    display: block;
  }
}

.card .store-badge {
  margin-top: auto;
  align-self: flex-start;
}

.btn.ghost {
  --btn-bg: transparent;
  --btn-fg: var(--text);
  border-color: var(--line-hard);
}

.btn svg {
  width: 1rem;
  height: 1rem;
}

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

.hero {
  padding-top: clamp(2rem, 4vw, 4rem);
  padding-bottom: clamp(2rem, 4vw, 4rem);
}

.hero .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.18fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

@media (max-width: 62rem) {
  .hero .wrap {
    grid-template-columns: minmax(0, 1fr);
  }
}

h1 {
  font-size: clamp(2.7rem, 1.4rem + 4.6vw, 5.1rem);
  font-variation-settings: "wdth" 118;
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 0.9;
  margin-bottom: 1.5rem;
}

h1 em {
  font-style: normal;
  color: var(--accent);
}

.hero-note a {
  color: var(--text-2);
  text-underline-offset: 3px;
  transition: color 0.2s ease;
}

.hero-note a:hover {
  color: var(--accent);
}

.hero-note {
  font-family: var(--mono);
  font-size: 0.68rem;
  font-variation-settings: "wdth" 87.5;
  letter-spacing: 0.06em;
  color: var(--text-3);
  margin-top: 1.6rem;
  line-height: 1.7;
  max-width: 26rem;
}

/* --- the rig: laptop, cable, plug ----------------------------------------- */

.rig {
  position: relative;
}

.stage {
  position: relative;
  aspect-ratio: 1 / 1;
  min-height: 22rem;
  touch-action: pan-y;
}

.laptop {
  position: absolute;
  left: 0;
  top: 40%;
  translate: 0 -50%;
  width: 80%;
  z-index: 2;
}

@media (max-width: 30rem) {
  .laptop {
    width: 64%;
  }
}

.lid {
  background: linear-gradient(160deg, #3b332c, #17130f 60%);
  border-radius: 0.75rem 0.75rem 0.2rem 0.2rem;
  padding: 0.5rem 0.5rem 0.55rem;
  box-shadow: var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.07);
}

.screen {
  position: relative;
  aspect-ratio: 16 / 10;
  border-radius: 0.35rem;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 82% 8%, rgba(206, 142, 58, 0.5), transparent 62%),
    linear-gradient(200deg, #241c2f, #0d0b12 70%);
  isolation: isolate;
}

.screen-glare {
  position: absolute;
  inset: 0;
  background: linear-gradient(112deg, rgba(255, 255, 255, 0.08) 0%, transparent 38%);
  pointer-events: none;
  z-index: 5;
}

.taskbar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 12%;
  min-height: 1.1rem;
  background: rgba(20, 18, 24, 0.72);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5em;
  padding-inline: 0.7em;
  font-family: var(--win);
  font-size: clamp(0.42rem, 0.95vw, 0.6rem);
  color: rgba(255, 255, 255, 0.82);
  z-index: 4;
}

.tray-bolt {
  width: 1.1em;
  height: 1.1em;
  display: grid;
  place-items: center;
  border-radius: 0.25em;
  color: rgba(255, 255, 255, 0.55);
  transition: color 0.35s ease, background 0.35s ease;
}

.tray-bolt svg {
  width: 0.8em;
  height: 0.8em;
}

.laptop[data-power="ac"] .tray-bolt {
  color: var(--osd-accent, #e9cb9f);
}

.base {
  position: relative;
  height: 0.85rem;
  margin: 0 -3.5%;
  border-radius: 0 0 0.55rem 0.55rem;
  background: linear-gradient(#2b241e, #14100d);
  box-shadow: 0 14px 26px rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-top: 0;
}

.base::before {
  content: "";
  position: absolute;
  left: 50%;
  translate: -50% 0;
  top: 0;
  width: 14%;
  height: 0.2rem;
  border-radius: 0 0 0.3rem 0.3rem;
  background: rgba(0, 0, 0, 0.5);
}

/* the socket, on the right hand edge of the base */
.socket {
  position: absolute;
  right: -1px;
  top: 50%;
  translate: 0 -50%;
  width: 0.42rem;
  height: 0.36rem;
  border-radius: 0.1rem;
  background: #050403;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.socket::after {
  content: "";
  position: absolute;
  inset: -0.6rem;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--osd-accent, #e9cb9f) 55%, transparent), transparent 68%);
  opacity: 0;
  pointer-events: none;
}

.stage[data-seated="yes"] .socket::after {
  animation: spark 0.7s ease-out;
}

@keyframes spark {
  from {
    opacity: 0.9;
    scale: 0.4;
  }
  to {
    opacity: 0;
    scale: 1.6;
  }
}

.cable {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  z-index: 1;
  pointer-events: none;
}

.cable path {
  fill: none;
  stroke: #241d17;
  stroke-width: 7;
  stroke-linecap: round;
}

:root[data-theme="light"] .cable path {
  stroke: #3a3129;
}

.cable path.core {
  stroke: rgba(255, 255, 255, 0.07);
  stroke-width: 2;
  translate: 0 -1.5px;
}

.plug {
  position: absolute;
  z-index: 3;
  appearance: none;
  border: 0;
  padding: 0;
  background: none;
  cursor: grab;
  touch-action: none;
  display: block;
}

.plug:active {
  cursor: grabbing;
}

.plug-body {
  width: 3.2rem;
  height: 1.15rem;
  border-radius: 0.3rem 0.42rem 0.42rem 0.3rem;
  background: linear-gradient(#4a4038, #221c17);
  border: 1px solid rgba(255, 255, 255, 0.09);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
  position: relative;
  display: flex;
  align-items: center;
}

.plug-body::before {
  /* the metal tongue */
  content: "";
  position: absolute;
  left: -0.62rem;
  top: 50%;
  translate: 0 -50%;
  width: 0.7rem;
  height: 0.42rem;
  border-radius: 0.12rem;
  background: linear-gradient(#d9d2c8, #8d857b);
}

.plug-body::after {
  content: "";
  position: absolute;
  left: 0.55rem;
  right: 0.5rem;
  height: 1px;
  background: rgba(255, 255, 255, 0.11);
}

/* Chargers have a little light on them. So does this one. */
.led {
  position: absolute;
  right: 0.42rem;
  top: 50%;
  translate: 0 -50%;
  width: 0.24rem;
  height: 0.24rem;
  border-radius: 50%;
  background: #2a231d;
  transition: background 0.25s ease, box-shadow 0.25s ease;
}

.laptop[data-power="ac"] ~ .plug .led {
  background: var(--accent);
  box-shadow: 0 0 6px 1px color-mix(in srgb, var(--accent) 70%, transparent);
}

.plug-hint {
  position: absolute;
  white-space: nowrap;
  font-family: var(--mono);
  font-size: 0.6rem;
  font-variation-settings: "wdth" 87.5;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  transition: opacity 0.4s ease, top 0.2s ease, left 0.2s ease;
  pointer-events: none;
}

.stage[data-touched="yes"] .plug-hint {
  opacity: 0;
}

/* the on screen panel, as it looks in Windows */
.osd {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 0.75em;
  padding: 0.62em 0.95em;
  border-radius: 0.6em;
  background: rgba(32, 28, 26, 0.82);
  backdrop-filter: blur(20px) saturate(160%);
  box-shadow: 0 8px 26px rgba(0, 0, 0, 0.42), inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  font-family: var(--win);
  color: #fff;
  opacity: 0;
  translate: 0 8px;
  transition: opacity 0.26s ease, translate 0.26s cubic-bezier(0.2, 0.9, 0.3, 1.1);
  pointer-events: none;
  white-space: nowrap;
}

.osd[data-shown="yes"] {
  opacity: 1;
  translate: 0 0;
}

.osd-badge {
  width: 2.05em;
  height: 2.05em;
  border-radius: 0.45em;
  display: grid;
  place-items: center;
  background: var(--osd-accent, #e9cb9f);
  color: var(--osd-fg, #17110b);
  flex: none;
  transition: background 0.3s ease;
}

.osd-badge svg {
  width: 0.95em;
  height: 1.05em;
}

.osd-words {
  display: grid;
  line-height: 1.22;
}

.osd-head {
  font-weight: 600;
  font-size: 1em;
}

.osd-detail {
  font-style: normal;
  font-size: 0.8em;
  color: rgba(255, 255, 255, 0.72);
}

.osd[data-style="compact"] .osd-detail,
.osd[data-style="minimal"] .osd-words {
  display: none;
}

.osd[data-style="minimal"] {
  padding: 0.5em;
}

.osd[data-power="dc"] {
  --osd-accent: #6c6560;
  --osd-fg: #ffffff;
}

/* the hero readout under the stage */
.readout {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.4rem;
  font-family: var(--mono);
  font-size: 0.63rem;
  font-variation-settings: "wdth" 87.5;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  border-top: 1px solid var(--line);
  padding-top: 0.9rem;
  margin-top: 0.4rem;
}

.readout b {
  color: var(--text-2);
  font-weight: 400;
}

.readout .live {
  color: var(--accent);
}

/* --- section heads -------------------------------------------------------- */

.head {
  max-width: 46rem;
  margin-bottom: clamp(2.2rem, 4vw, 3.2rem);
}

.head p {
  margin-top: 1.4rem;
}

/* --- the rack ------------------------------------------------------------- */

.rack {
  border-top: 1px solid var(--line);
}

.pack {
  display: grid;
  grid-template-columns: 12rem minmax(0, 1fr) 15rem auto;
  align-items: center;
  gap: 1.5rem;
  padding: 1.15rem 1rem 1.15rem 1.4rem;
  border-bottom: 1px solid var(--line);
  position: relative;
  transition: background 0.25s ease;
}

.pack::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent);
  scale: 1 0;
  transition: scale 0.25s ease;
}

.pack:hover {
  background: color-mix(in srgb, var(--surface) 60%, transparent);
}

.pack[data-current="yes"]::before {
  scale: 1 1;
}

.pack-name {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}

.pack-name h3 {
  font-size: 1.24rem;
}

.pack-name .len {
  font-family: var(--mono);
  font-size: 0.6rem;
  font-variation-settings: "wdth" 87.5;
  color: var(--text-3);
  letter-spacing: 0.06em;
}

.pack-desc {
  color: var(--text-2);
  font-size: 0.97rem;
  line-height: 1.45;
  margin: 0;
  max-width: none;
}

.pack canvas {
  width: 100%;
  height: 2.6rem;
  display: block;
}

.pack-play {
  display: flex;
  gap: 0.35rem;
}

.pill {
  appearance: none;
  cursor: pointer;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text-2);
  border-radius: 999px;
  height: 2rem;
  padding-inline: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--mono);
  font-size: 0.6rem;
  font-variation-settings: "wdth" 87.5;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.pill:hover {
  color: var(--text);
  border-color: var(--line-hard);
}

.pill[aria-pressed="true"],
.pill[data-on="yes"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.pill svg {
  width: 0.62rem;
  height: 0.62rem;
}

@media (max-width: 68rem) {
  .pack {
    grid-template-columns: minmax(0, 1fr) 9rem auto;
    gap: 1rem;
    padding-left: 1rem;
  }
  .pack-name {
    grid-column: 1;
  }
  .pack-desc {
    grid-column: 1 / -1;
    grid-row: 2;
  }
}

@media (max-width: 40rem) {
  .pack {
    grid-template-columns: minmax(0, 1fr) auto;
  }
  .pack canvas {
    grid-column: 1 / -1;
    grid-row: 3;
    height: 2rem;
  }
}

.rack-foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.2rem 1rem 0 1.4rem;
  font-family: var(--mono);
  font-size: 0.63rem;
  font-variation-settings: "wdth" 87.5;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
}

/* --- on screen playground ------------------------------------------------- */

.play {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: center;
}

@media (max-width: 62rem) {
  .play {
    grid-template-columns: minmax(0, 1fr);
  }
}

.desk {
  position: relative;
  aspect-ratio: 16 / 10;
  border-radius: 0.7rem;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 78% 12%, rgba(206, 142, 58, 0.42), transparent 60%),
    linear-gradient(200deg, #241c2f, #0d0b12 70%);
  box-shadow: var(--shadow);
}

.desk .taskbar {
  height: 8%;
}

.desk .osd {
  font-size: clamp(0.6rem, 1.4vw, 0.86rem);
  transition: opacity 0.26s ease, translate 0.26s ease, inset 0.4s cubic-bezier(0.2, 0.9, 0.3, 1);
}

.desk .osd[data-place="BottomCentre"] {
  left: 50%;
  bottom: 14%;
  translate: -50% 0;
}

.desk .osd[data-place="TopCentre"] {
  left: 50%;
  top: 6%;
  translate: -50% 0;
}

.desk .osd[data-place="BottomRight"] {
  right: 4%;
  bottom: 14%;
}

.desk .osd[data-place="TopRight"] {
  right: 4%;
  top: 6%;
}

.desk .osd[data-shown="no"] {
  opacity: 0;
}

.knobs {
  display: grid;
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  background: color-mix(in srgb, var(--surface) 55%, transparent);
  padding: 1.5rem 1.6rem;
}

.knob + .knob {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.knob > span {
  display: block;
  font-family: var(--mono);
  font-size: 0.63rem;
  font-variation-settings: "wdth" 87.5;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 0.7rem;
}

.knob-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.swatches {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.swatch {
  appearance: none;
  cursor: pointer;
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--c);
  position: relative;
  transition: transform 0.16s ease;
}

.swatch:hover {
  transform: scale(1.12);
}

.swatch[aria-pressed="true"]::after {
  content: "";
  position: absolute;
  inset: -0.29rem;
  border-radius: 50%;
  border: 1px solid var(--text-2);
}

.knob-note {
  font-size: 0.92rem;
  color: var(--text-2);
  margin: 0;
}

/* --- the signal path ------------------------------------------------------ */

.lanes {
  display: grid;
  gap: 1.4rem;
  margin-block: 2.5rem 3.5rem;
}

.lane {
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  padding: 1.2rem 1.3rem 1.4rem;
  background: color-mix(in srgb, var(--surface) 55%, transparent);
}

.lane h3 {
  font-size: 0.68rem;
  font-family: var(--mono);
  font-variation-settings: "wdth" 87.5;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
  font-weight: 400;
  margin-bottom: 1.1rem;
}

.lane[data-kind="ours"] {
  border-color: color-mix(in srgb, var(--accent) 35%, transparent);
  background: color-mix(in srgb, var(--accent) 5%, var(--surface));
}

.lane[data-kind="ours"] h3 {
  color: var(--accent);
}

.stops {
  display: flex;
  align-items: stretch;
  gap: 0;
  flex-wrap: wrap;
}

.stop {
  flex: 1 1 auto;
  min-width: 6.5rem;
  position: relative;
  padding-right: 1.4rem;
}

.stop:last-child {
  padding-right: 0;
  flex: 0 0 auto;
}

.stop b {
  display: block;
  font-family: var(--mono);
  font-size: 0.68rem;
  font-variation-settings: "wdth" 75;
  letter-spacing: 0.02em;
  font-weight: 400;
  color: var(--text-2);
  line-height: 1.5;
  padding-top: 1.1rem;
}

.stop i {
  position: absolute;
  top: 0.2rem;
  left: 0;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--text-3);
}

.stop::after {
  content: "";
  position: absolute;
  top: 0.45rem;
  left: 0.55rem;
  right: 0.2rem;
  height: 1px;
  background: var(--line-hard);
}

.stop:last-child::after {
  display: none;
}

.lane[data-kind="ours"] .stop i {
  background: var(--accent);
}

.lane[data-kind="ours"] .stop::after {
  background: linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent) 25%, transparent));
}

.lane .pulse {
  position: absolute;
  top: 0.48rem;
  left: 0;
  width: 0.55rem;
  height: 0.55rem;
  margin-top: -0.06rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
  opacity: 0;
}

.lane[data-run="yes"] .pulse {
  animation: run var(--dur, 1.4s) cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes run {
  0% {
    opacity: 1;
    left: 0;
  }
  90% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    left: calc(100% - 0.55rem);
  }
}

.pulse-track {
  position: relative;
  height: 0;
}

/* --- the measured table --------------------------------------------------- */

.bench {
  border-top: 1px solid var(--line);
  margin-top: 3rem;
  padding-top: 2rem;
}

.bench-rows {
  display: grid;
  gap: 1.5rem;
  margin-top: 2rem;
}

.bench-row {
  display: grid;
  grid-template-columns: 15rem minmax(0, 1fr) 5rem;
  gap: 1.4rem;
  align-items: center;
}

@media (max-width: 52rem) {
  .bench-row {
    grid-template-columns: minmax(0, 1fr) 4.5rem;
  }
  .bench-row .bar {
    grid-column: 1 / -1;
    grid-row: 2;
  }
}

.bench-row > span:first-child {
  font-size: 0.95rem;
  color: var(--text-2);
  line-height: 1.35;
}

.bar {
  height: 0.8rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--text-3) 22%, transparent);
  overflow: hidden;
}

.bar i {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: var(--text-3);
  width: 0;
  transition: width 1.1s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.bench-row[data-kind="ours"] .bar i {
  background: var(--accent);
}

.bench-row .figure {
  font-family: var(--mono);
  font-size: 0.95rem;
  font-variation-settings: "wdth" 87.5;
  text-align: right;
  color: var(--text);
}

.bench-row[data-kind="ours"] .figure {
  color: var(--accent);
}

/* --- facts ---------------------------------------------------------------- */

.facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  overflow: hidden;
}

@media (max-width: 62rem) {
  .facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 40rem) {
  .facts {
    grid-template-columns: minmax(0, 1fr);
  }
}

.fact {
  background: var(--bg);
  padding: 1.6rem 1.5rem 1.8rem;
}

.fact h3 {
  margin-bottom: 0.6rem;
}

.fact p {
  margin: 0;
  color: var(--text-2);
  font-size: 0.97rem;
  line-height: 1.5;
}

/* --- shots ---------------------------------------------------------------- */

.shot {
  border-radius: 0.8rem;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  background: var(--surface);
}

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

.shot-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.1rem;
}

.shots img {
  transition: opacity 0.22s ease;
}

.shots[data-swapping="yes"] img {
  opacity: 0;
}

figure {
  margin: 0;
}

figcaption {
  font-family: var(--mono);
  font-size: 0.62rem;
  font-variation-settings: "wdth" 87.5;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-top: 0.8rem;
}

/* --- code and trees ------------------------------------------------------- */

pre,
.tree {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-variation-settings: "wdth" 75;
  line-height: 1.85;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  padding: 1.2rem 1.3rem;
  overflow-x: auto;
  color: var(--text-2);
  margin: 0;
}

pre b,
.tree b {
  color: var(--accent);
  font-weight: 400;
}

.tree {
  white-space: pre;
  line-height: 2;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: start;
}

@media (max-width: 56rem) {
  .split {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* --- get ------------------------------------------------------------------ */

.get {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.4rem;
  margin-top: 3rem;
}

@media (max-width: 46rem) {
  .get {
    grid-template-columns: minmax(0, 1fr);
  }
}

.card {
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  padding: 1.6rem 1.6rem 1.8rem;
  background: color-mix(in srgb, var(--surface) 60%, transparent);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.card p {
  margin: 0;
  color: var(--text-2);
  font-size: 0.97rem;
  line-height: 1.5;
}

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

.card pre {
  font-size: 0.66rem;
  padding: 0.9rem 1rem;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  overflow-x: visible;
}

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

.foot {
  border-top: 1px solid var(--line);
  padding-block: 3rem 4rem;
  background: var(--bg-deep);
  position: relative;
  z-index: 1;
}

.foot .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem 2.5rem;
  align-items: center;
  font-family: var(--mono);
  font-size: 0.66rem;
  font-variation-settings: "wdth" 87.5;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
}

.foot a {
  color: var(--text-2);
  text-decoration: none;
  transition: color 0.2s ease;
}

.foot a:hover {
  color: var(--accent);
}

.foot .spacer {
  margin-left: auto;
}

/* --- reveal on scroll ----------------------------------------------------- */

.up {
  opacity: 0;
  translate: 0 18px;
  transition: opacity 0.7s ease, translate 0.7s cubic-bezier(0.2, 0.8, 0.2, 1);
  transition-delay: calc(var(--i, 0) * 70ms);
}

.up.seen {
  opacity: 1;
  translate: 0 0;
}

/* --- prose pages ---------------------------------------------------------- */

.prose {
  width: min(44rem, 100%);
  margin-inline: auto;
  padding-block: clamp(3rem, 7vw, 6rem) 4rem;
}

.prose h1 {
  font-size: clamp(2.4rem, 1.4rem + 4vw, 4rem);
  margin-bottom: 1.2rem;
}

.prose h2 {
  font-size: clamp(1.5rem, 1.1rem + 1.4vw, 2rem);
  margin-top: 3rem;
  margin-bottom: 1rem;
}

.prose p,
.prose li {
  max-width: none;
  color: var(--text-2);
}

.prose strong {
  color: var(--text);
  font-weight: 500;
}

.prose ul {
  padding-left: 1.1rem;
  margin: 0 0 1.2rem;
}

.prose li {
  margin-bottom: 0.55rem;
}

.prose code {
  font-family: var(--mono);
  font-size: 0.74em;
  font-variation-settings: "wdth" 75;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0.3rem;
  padding: 0.1em 0.4em;
  color: var(--text);
  overflow-wrap: anywhere;
}

.prose a {
  color: var(--accent);
  text-underline-offset: 3px;
}

.stamp {
  font-family: var(--mono);
  font-size: 0.63rem;
  font-variation-settings: "wdth" 87.5;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
  border-top: 1px solid var(--line);
  padding-top: 1.2rem;
  margin-top: 3.5rem;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .up {
    opacity: 1;
    translate: none;
  }
}