/* Orby — A procedural glyph engine by Joan Sterjo. */

:root {
  color-scheme: dark;
  --bg: #050505;
  --bg-raised: #080808;
  --surface: #0b0b0c;
  --surface-raised: #0f1011;
  --surface-hover: #141516;
  --canvas: #070708;
  --ink: #f2f1ee;
  --ink-soft: #c9c8c4;
  --muted: #8b8d90;
  --faint: #787b7f;
  --line: #232426;
  --line-strong: #35373a;
  --accent: #c9c8c4;
  --accent-strong: #f2f1ee;
  --accent-wash: rgba(232, 232, 228, 0.1);
  --cool: #aeb4bb;
  --success: #97d9b0;
  --danger: #ff9f99;
  --on-accent: #090a0b;
  --control-line: #232426;
  --body-accent-glow: rgba(238, 238, 232, 0.045);
  --body-cool-glow: rgba(174, 180, 187, 0.025);
  --ambient-grid: rgba(255, 255, 255, 0.018);
  --surface-sheen: rgba(255, 255, 255, 0.018);
  --canvas-glow: rgba(226, 228, 230, 0.05);
  --canvas-grid: rgba(255, 255, 255, 0.025);
  --canvas-scan: rgba(210, 214, 218, 0.035);
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.38);
  --shadow-soft: 0 8px 24px rgba(0, 0, 0, 0.18);
  --shadow-card: 0 12px 28px rgba(0, 0, 0, 0.18);
  --shadow-card-selected: 0 10px 30px rgba(0, 0, 0, 0.2);
  --shadow-float:
    0 16px 42px rgba(0, 0, 0, 0.34),
    0 0 0 1px rgba(255, 255, 255, 0.025) inset;
  --shadow-dialog: 0 38px 110px rgba(0, 0, 0, 0.58);
  --inset-edge: rgba(0, 0, 0, 0.25);
  --backdrop: rgba(0, 0, 0, 0.74);
  --checker-base: #0c0c0d;
  --checker-tile: #191a1c;
  --topbar-bg: color-mix(in srgb, var(--bg), transparent 10%);
  --topbar-shadow: none;
  --code-bg: #080808;
  --code-hover: #121314;
  --code-line: #242528;
  --code-line-strong: #47494e;
  --code-muted: #777a7f;
  --code-control: #2c2e31;
  --code-control-ink: #a4a6a9;
  --code-ink: #c0c1c2;
  --code-ink-strong: #f2f1ee;
  --code-dot-1: #414244;
  --code-dot-2: #66686c;
  --code-dot-3: #aeb0b4;
  --code-grid: rgba(255, 255, 255, 0.025);
  --code-scrollbar: #34363a;
  --scrollbar-thumb: #35373a;
  --scrollbar-track: #080808;
  --font-sans:
    "SF Pro Display", "SF Pro Text", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  --font-mono:
    "SFMono-Regular", "Cascadia Code", "Roboto Mono", Consolas, monospace;
  --content: min(1480px, calc(100vw - 56px));
  --radius-lg: 18px;
  --radius-md: 11px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #eeece6;
  --bg-raised: #f4f2ec;
  --surface: #faf9f5;
  --surface-raised: #ffffff;
  --surface-hover: #f1efe8;
  --canvas: #e5e6e2;
  --ink: #17191e;
  --ink-soft: #30343b;
  --muted: #565c65;
  --faint: #626973;
  --line: #cbc9c1;
  --line-strong: #898b87;
  --accent: #4d5054;
  --accent-strong: #25272a;
  --accent-wash: rgba(37, 39, 42, 0.09);
  --cool: #505a64;
  --success: #256b45;
  --danger: #a43836;
  --on-accent: #ffffff;
  --control-line: #898b87;
  --body-accent-glow: rgba(45, 47, 50, 0.045);
  --body-cool-glow: rgba(80, 90, 100, 0.025);
  --ambient-grid: rgba(30, 34, 45, 0.04);
  --surface-sheen: rgba(20, 24, 32, 0.022);
  --canvas-glow: rgba(45, 47, 50, 0.055);
  --canvas-grid: rgba(25, 28, 35, 0.05);
  --canvas-scan: rgba(63, 66, 70, 0.04);
  --shadow:
    0 1px 2px rgba(30, 34, 44, 0.08),
    0 18px 48px rgba(30, 34, 44, 0.07);
  --shadow-soft: 0 8px 24px rgba(34, 36, 42, 0.08);
  --shadow-card: 0 12px 28px rgba(34, 36, 42, 0.1);
  --shadow-card-selected: 0 12px 30px rgba(38, 40, 45, 0.12);
  --shadow-float:
    0 16px 42px rgba(34, 36, 42, 0.14),
    0 0 0 1px rgba(20, 24, 32, 0.025) inset;
  --shadow-dialog: 0 32px 90px rgba(24, 26, 32, 0.22);
  --inset-edge: rgba(30, 34, 44, 0.14);
  --backdrop: rgba(28, 31, 38, 0.34);
  --checker-base: #f7f7f3;
  --checker-tile: #deded8;
  --topbar-bg: rgba(250, 249, 245, 0.9);
  --topbar-shadow: 0 1px 0 rgba(30, 34, 44, 0.05), 0 8px 24px rgba(30, 34, 44, 0.045);
  --code-bg: #f4f3ef;
  --code-hover: #e9e9e6;
  --code-line: #cbc9c1;
  --code-line-strong: #898b87;
  --code-muted: #5a616c;
  --code-control: #b7b8b5;
  --code-control-ink: #565d69;
  --code-ink: #2a3039;
  --code-ink-strong: #171b22;
  --code-dot-1: #b7bac1;
  --code-dot-2: #85888d;
  --code-dot-3: #54575c;
  --code-grid: rgba(65, 68, 72, 0.04);
  --code-scrollbar: #b9bbb7;
  --scrollbar-thumb: #a6a8a5;
  --scrollbar-track: #e6e4de;
}

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

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 76% 2%, var(--body-accent-glow), transparent 26rem),
    radial-gradient(circle at 9% 32%, var(--body-cool-glow), transparent 30rem),
    var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

button,
input,
select {
  color: inherit;
  font: inherit;
}

button,
select,
input[type="range"] {
  cursor: pointer;
}

button {
  border: 0;
}

a {
  color: inherit;
}

::selection {
  background: color-mix(in srgb, var(--accent), transparent 72%);
  color: var(--ink);
}

html {
  scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
}

*::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

*::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
}

*::-webkit-scrollbar-thumb {
  border: 2px solid var(--scrollbar-track);
  border-radius: 999px;
  background: var(--scrollbar-thumb);
}

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

[hidden] {
  display: none !important;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  border: 1px solid var(--accent);
  border-radius: 7px;
  background: var(--surface-raised);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 12px;
  text-decoration: none;
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}

.ambient-field {
  position: fixed;
  z-index: -1;
  inset: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image: radial-gradient(
    circle,
    var(--ambient-grid) 0 1px,
    transparent 1.25px
  );
  background-size: 12px 12px;
  -webkit-mask-image: linear-gradient(to bottom, black, transparent 72%);
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}

html[data-theme="light"] .ambient-field {
  opacity: 0.55;
}

.topbar {
  position: sticky;
  z-index: 40;
  top: 0;
  border-bottom: 1px solid color-mix(in srgb, var(--line), transparent 16%);
  background: var(--topbar-bg);
  box-shadow: var(--topbar-shadow);
  backdrop-filter: blur(20px) saturate(130%);
}

.topbar__inner {
  width: var(--content);
  min-height: 68px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 3px;
}

.site-nav a {
  min-height: 34px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  border: 1px solid transparent;
  border-radius: 5px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.075em;
  text-decoration: none;
  text-transform: uppercase;
  transition:
    border-color 160ms ease,
    background-color 160ms ease,
    color 160ms ease;
}

.site-nav a::before {
  margin-right: 5px;
  color: var(--faint);
  content: "/";
}

.site-nav a:hover,
.site-nav a:focus-visible {
  border-color: var(--line);
  background: var(--surface-hover);
  color: var(--ink);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
  color: var(--ink);
  text-decoration: none;
}

.brand__mark {
  width: 40px;
  height: 40px;
  display: block;
  flex: 0 0 auto;
}

.brand__mark img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

html[data-theme="light"] .brand__mark img {
  filter: invert(1);
}

.brand__copy {
  display: grid;
  line-height: 1.1;
}

.brand__copy strong {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.brand__copy small {
  margin-top: 4px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.version-pill,
.deterministic-badge {
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  line-height: 1;
  text-transform: uppercase;
}

.version-pill {
  padding: 5px 7px;
}

.topbar__actions {
  margin-left: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.runtime-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-right: 7px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.runtime-status__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--success), transparent 65%);
  animation: status-pulse 2.8s ease-out infinite;
}

.button {
  min-height: 38px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid var(--control-line);
  border-radius: 7px;
  background: var(--surface);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 550;
  letter-spacing: 0.055em;
  line-height: 1;
  text-transform: uppercase;
  text-decoration: none;
  transition:
    border-color 180ms ease,
    background-color 180ms ease,
    color 180ms ease,
    transform 180ms var(--ease);
}

.button:hover:not(:disabled) {
  border-color: var(--line-strong);
  background: var(--surface-hover);
  color: var(--ink);
  transform: translateY(-1px);
}

.button:active:not(:disabled) {
  transform: translateY(0);
}

.button:disabled {
  cursor: wait;
  opacity: 0.55;
}

.button--quiet {
  background: transparent;
}

.button--primary {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--bg);
}

.button--primary:hover:not(:disabled),
.button--primary.is-active {
  border-color: var(--accent-strong);
  background: var(--accent-strong);
  color: var(--on-accent);
}

.button--square {
  width: 42px;
  min-width: 42px;
  height: 42px;
  padding: 0;
  font-size: 17px;
}

.theme-button::before {
  width: 10px;
  height: 10px;
  border: 1px solid currentColor;
  border-radius: 50%;
  background: linear-gradient(90deg, currentColor 50%, transparent 50%);
  content: "";
}

main {
  width: var(--content);
  margin-inline: auto;
}

#overview,
#playground,
#states,
#api,
#download {
  scroll-margin-top: 92px;
}

.hero {
  min-height: 700px;
  padding: clamp(70px, 8vw, 118px) 0 clamp(76px, 8vw, 112px);
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(390px, 0.88fr);
  align-items: center;
  gap: clamp(52px, 7vw, 112px);
  border-bottom: 1px solid var(--line);
}

.hero__copy {
  max-width: 900px;
}

.eyebrow,
.section-index {
  margin: 0;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  line-height: 1.4;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.eyebrow span {
  color: var(--accent-strong);
}

.eyebrow::after {
  width: 42px;
  height: 1px;
  content: "";
  background: var(--line-strong);
}

.hero h1 {
  max-width: 940px;
  margin: 0;
  color: var(--ink);
  font-size: clamp(3.8rem, 6.2vw, 7rem);
  font-weight: 260;
  letter-spacing: -0.065em;
  line-height: 0.91;
}

.hero__lede {
  max-width: 720px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(15px, 1.3vw, 18px);
  font-weight: 350;
  line-height: 1.68;
}

.landing-hero__actions {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.landing-hero__actions .button {
  min-height: 48px;
  padding-inline: 18px;
}

.landing-hero__visual {
  --hero-proof-height: 90px;
  --hero-proof-offset: 45px;
  position: relative;
  min-height: clamp(500px, 40vw, 590px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(90deg, var(--ambient-grid) 1px, transparent 1px) 0 0 / 24px 24px,
    linear-gradient(var(--ambient-grid) 1px, transparent 1px) 0 0 / 24px 24px,
    radial-gradient(circle at 50% 43%, var(--body-accent-glow), transparent 48%),
    color-mix(in srgb, var(--surface), transparent 24%);
  box-shadow: var(--shadow);
  isolation: isolate;
}

.landing-hero__visual::before,
.landing-hero__visual::after {
  position: absolute;
  z-index: 4;
  pointer-events: none;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.landing-hero__visual::before {
  top: 17px;
  left: 18px;
  content: "FIELD / SEMANTIC PRESENCE";
}

.landing-hero__visual::after {
  top: 17px;
  right: 18px;
  content: "LIVE 68×68";
}

.hero-engine-output {
  position: absolute;
  z-index: 2;
  top: calc(50% - var(--hero-proof-offset));
  left: 50%;
  width: min(78%, 450px);
  aspect-ratio: 1;
  pointer-events: none;
  transform: translate(-50%, -50%);
  contain: layout paint;
}

.hero-engine-output canvas {
  width: 100%;
  height: 100%;
  display: block;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.hero-proof {
  position: absolute;
  z-index: 3;
  right: 0;
  bottom: 0;
  left: 0;
  min-height: 90px;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg-raised), transparent 5%);
  backdrop-filter: blur(14px);
}

.hero-proof div {
  min-width: 0;
  padding: 18px 20px;
  display: grid;
  align-content: center;
  gap: 4px;
  border-right: 1px solid var(--line);
}

.hero-proof div:last-child {
  border-right: 0;
}

.hero-proof dt {
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
}

.hero-proof dd {
  margin: 0;
  overflow: hidden;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  line-height: 1.35;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}

.principles-section {
  padding: clamp(88px, 9vw, 132px) 0;
  border-bottom: 1px solid var(--line);
}

.principles-section__heading {
  display: grid;
  grid-template-columns: minmax(150px, 0.36fr) minmax(0, 1fr);
  align-items: start;
  gap: clamp(34px, 8vw, 120px);
}

.principles-section__heading h2,
.studio-intro h2,
.usage-section__heading h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.5rem, 4.8vw, 5.25rem);
  font-weight: 270;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.principles-grid {
  margin-top: clamp(46px, 6vw, 82px);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--line);
  background: var(--line);
  gap: 1px;
}

.principle-card {
  position: relative;
  min-height: 260px;
  padding: 28px;
  overflow: hidden;
  background:
    radial-gradient(circle, var(--ambient-grid) 0 1px, transparent 1.25px) 0 0 / 12px 12px,
    var(--bg-raised);
}

.principle-card::after {
  position: absolute;
  right: -38px;
  bottom: -38px;
  width: 116px;
  height: 116px;
  border: 1px dashed var(--line-strong);
  border-radius: 50%;
  content: "";
}

.principle-card__index {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
}

.principle-card h3 {
  max-width: 270px;
  margin: 72px 0 0;
  color: var(--ink-soft);
  font-size: 21px;
  font-weight: 430;
  letter-spacing: -0.025em;
}

.principle-card p {
  max-width: 36ch;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.68;
}

.studio-intro {
  padding: clamp(80px, 8vw, 116px) 0 36px;
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(300px, 0.72fr);
  align-items: end;
  justify-content: space-between;
  gap: clamp(40px, 8vw, 120px);
}

.studio-intro h2 {
  max-width: 780px;
  margin-top: 14px;
}

.studio-intro > p {
  max-width: 520px;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.72;
}
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}

.hero__specs dt {
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 17px;
}

.hero__specs dd {
  margin: 0;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.workbench {
  padding: 28px 0 110px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  align-items: start;
  gap: 18px;
}

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(145deg, var(--surface-sheen), transparent 32%),
    var(--surface);
  box-shadow: var(--shadow);
}

.panel-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 28px;
}

.stage-panel {
  min-width: 0;
  padding: 26px;
}

.stage-heading {
  min-height: 116px;
  padding: 2px 2px 22px;
}

.state-heading {
  margin-top: 11px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.state-heading h2,
.control-heading h2 {
  margin: 0;
  color: var(--ink);
  font-size: 24px;
  font-weight: 440;
  letter-spacing: -0.025em;
}

.state-category {
  padding: 5px 7px;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  color: var(--accent-strong);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.09em;
  line-height: 1;
  text-transform: uppercase;
}

.state-description {
  max-width: 64ch;
  min-height: 36px;
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}

.signal-cluster {
  flex: 0 0 auto;
  text-align: right;
}

.signal-cluster__label {
  display: block;
  margin: 0 1px 8px;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.signal-cluster__buttons {
  display: flex;
  gap: 5px;
}

.signal-button {
  min-width: 64px;
  min-height: 35px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border: 1px solid var(--control-line);
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.04em;
  transition:
    color 160ms ease,
    border-color 160ms ease,
    background-color 160ms ease;
}

.signal-button::before {
  width: 6px;
  height: 6px;
  content: "";
  background: currentColor;
  box-shadow: 4px 0 0 color-mix(in srgb, currentColor, transparent 56%);
}

.signal-button--search::before {
  border: 1px solid currentColor;
  border-radius: 50%;
  background: transparent;
  box-shadow: 4px 4px 0 -2px currentColor;
}

.signal-button--audio::before {
  width: 2px;
  height: 8px;
  box-shadow:
    4px -2px 0 currentColor,
    8px 1px 0 currentColor;
}

.signal-button:hover {
  border-color: color-mix(in srgb, var(--accent), var(--line) 40%);
  background: var(--accent-wash);
  color: var(--accent-strong);
}

.workflow-bar {
  margin: 0 0 14px;
  padding: 11px;
  display: grid;
  grid-template-columns: minmax(300px, 0.9fr) minmax(360px, 1.1fr);
  align-items: end;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: color-mix(in srgb, var(--bg-raised), transparent 14%);
}

.state-picker {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(128px, 0.72fr) minmax(160px, 1fr);
  gap: 7px;
}

.state-picker label,
.export-field {
  min-width: 0;
  display: grid;
  gap: 6px;
}

.state-picker label > span:first-child,
.export-field > span:first-child {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.state-picker input,
.state-picker select,
.recent-preset select,
.export-field input,
.export-field select {
  width: 100%;
  height: 36px;
  border: 1px solid var(--control-line);
  border-radius: 6px;
  outline: 0;
  background: var(--surface);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 9px;
}

.state-picker input,
.export-field input {
  padding: 0 10px;
}

.state-picker input::placeholder {
  color: var(--faint);
}

.state-picker input:hover,
.state-picker select:hover,
.recent-preset select:hover,
.export-field input:hover,
.export-field select:hover {
  border-color: var(--line-strong);
}

.state-picker input:focus-visible,
.state-picker select:focus-visible,
.recent-preset select:focus-visible,
.export-field input:focus-visible,
.export-field select:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-wash);
}

.recipe-workflow {
  min-width: 0;
  display: grid;
  justify-items: end;
  gap: 7px;
}

.recipe-workflow__status {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
}

#workflowStatus {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#workflowStatus[data-tone="success"] {
  color: var(--success);
}

#workflowStatus[data-tone="warning"] {
  color: var(--accent-strong);
}

#workflowStatus[data-tone="danger"] {
  color: var(--danger);
}

.recipe-workflow__actions {
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 5px;
}

.recent-preset {
  min-width: 120px;
  max-width: 150px;
}

.recent-preset select {
  height: 34px;
  padding: 0 25px 0 8px;
}

.workflow-button {
  min-height: 34px;
  padding: 0 8px;
  border: 1px solid var(--control-line);
  border-radius: 5px;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.04em;
}

.workflow-button:hover:not(:disabled) {
  border-color: var(--line-strong);
  background: var(--surface-hover);
  color: var(--ink-soft);
}

.workflow-button:disabled,
.recent-preset select:disabled {
  cursor: not-allowed;
  opacity: 0.42;
}

.workflow-export {
  min-height: 34px;
  padding-inline: 11px;
  font-size: 8px;
}

.scope-badge {
  width: max-content;
  max-width: 100%;
  padding: 3px 5px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 7px;
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1;
  text-transform: uppercase;
  white-space: nowrap;
}

.scope-badge[data-scope="custom"] {
  border-color: color-mix(in srgb, var(--accent), transparent 64%);
  background: var(--accent-wash);
  color: var(--accent-strong);
}

.scope-badge[data-scope="carry"] {
  border-color: color-mix(in srgb, var(--success), transparent 72%);
  color: var(--success);
}

.canvas-frame {
  position: relative;
  width: min(100%, 820px);
  aspect-ratio: 1;
  margin-inline: auto;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  background:
    radial-gradient(circle at 50% 48%, var(--canvas-glow), transparent 35%),
    linear-gradient(var(--canvas-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--canvas-grid) 1px, transparent 1px),
    var(--canvas);
  background-size:
    auto,
    24px 24px,
    24px 24px,
    auto;
  isolation: isolate;
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.canvas-frame::before,
.canvas-frame::after {
  position: absolute;
  z-index: 4;
  pointer-events: none;
  content: "";
}

.canvas-frame::before {
  inset: 9px;
  border:
    solid color-mix(in srgb, var(--line-strong), transparent 18%);
  border-width: 1px 0;
  opacity: 0.55;
  clip-path: polygon(
    0 0,
    38px 0,
    38px 1px,
    calc(100% - 38px) 1px,
    calc(100% - 38px) 0,
    100% 0,
    100% 100%,
    calc(100% - 38px) 100%,
    calc(100% - 38px) calc(100% - 1px),
    38px calc(100% - 1px),
    38px 100%,
    0 100%
  );
}

.canvas-frame::after {
  top: -22%;
  right: 0;
  left: 0;
  height: 18%;
  background: linear-gradient(to bottom, transparent, var(--canvas-scan), transparent);
  animation: field-scan 9s linear infinite;
}

.canvas-frame.is-actual-preview::before {
  inset: 50% auto auto 50%;
  width: calc(var(--preview-grid-size, 68px) + 10px);
  height: calc(var(--preview-grid-size, 68px) + 10px);
  border: 1px solid color-mix(in srgb, var(--accent), transparent 58%);
  clip-path: none;
  opacity: 1;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 28px color-mix(in srgb, var(--accent), transparent 88%);
}

.canvas-frame.is-actual-preview::after {
  display: none;
}

.canvas-frame.is-dragging {
  border-color: var(--accent);
  box-shadow:
    0 0 0 4px var(--accent-wash),
    inset 0 0 80px var(--accent-wash);
}

.canvas-frame.is-dragging::before {
  inset: 22px;
  display: grid;
  place-items: center;
  border: 1px dashed var(--accent);
  clip-path: none;
  content: "DROP GLYPH TO COMPILE";
  color: var(--accent-strong);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
}

#engineCanvas {
  position: absolute;
  z-index: 2;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

#engineCanvas:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -5px;
  box-shadow: inset 0 0 0 6px color-mix(in srgb, var(--accent), transparent 78%);
}

.frame-badge {
  position: absolute;
  z-index: 5;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  line-height: 1;
  text-transform: uppercase;
  pointer-events: none;
}

.frame-badge--top {
  top: 18px;
  left: 19px;
}

.frame-badge--top::before {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--success);
  content: "";
  box-shadow: 0 0 10px color-mix(in srgb, var(--success), transparent 30%);
}

.frame-badge--bottom {
  right: 19px;
  bottom: 18px;
}

.preview-scale-control {
  position: absolute;
  z-index: 6;
  top: 12px;
  right: 12px;
  padding: 3px;
  display: inline-grid;
  grid-auto-flow: column;
  gap: 2px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  background: color-mix(in srgb, var(--surface), transparent 8%);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(10px);
}

.preview-scale-control button {
  min-width: 42px;
  min-height: 32px;
  padding: 0 9px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.preview-scale-control button:hover {
  background: var(--surface-hover);
  color: var(--ink);
}

.preview-scale-control button[aria-pressed="true"] {
  background: var(--accent-wash);
  color: var(--accent-strong);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent), transparent 52%);
}

.progress-control {
  margin-top: 14px;
  padding: 13px 15px;
  display: none;
  grid-template-columns: minmax(150px, 0.35fr) minmax(180px, 1fr);
  align-items: center;
  gap: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg-raised);
}

.progress-control.is-visible,
#progressControl.is-visible {
  display: grid;
}

.progress-control label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.progress-control output {
  color: var(--accent-strong);
}

.stage-lower {
  padding: 18px 2px 12px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 22px;
}

.quick-states > span {
  display: block;
  margin-bottom: 7px;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.quick-states > div {
  display: flex;
  gap: 4px;
}

.quick-states button {
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid var(--control-line);
  border-radius: 5px;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
}

.quick-states button:hover {
  border-color: var(--line-strong);
  background: var(--surface-hover);
  color: var(--ink);
}

.quick-states button.is-selected,
.quick-states button[aria-pressed="true"] {
  border-color: color-mix(in srgb, var(--accent), var(--line) 35%);
  background: var(--accent-wash);
  color: var(--accent-strong);
}

.stage-metrics {
  margin: 0;
  display: flex;
  justify-content: flex-end;
  gap: 24px;
  text-align: right;
}

.stage-metrics div {
  min-width: 52px;
}

.stage-metrics dt {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.stage-metrics dd {
  margin: 4px 0 0;
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

.stage-metrics__state {
  min-width: 112px !important;
}

.stage-actions {
  padding: 17px 2px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line);
}

.stage-actions p {
  margin: 0;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.03em;
}

kbd {
  min-width: 19px;
  height: 19px;
  margin: 0 3px;
  padding: 0 5px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-bottom-width: 2px;
  border-radius: 4px;
  background: var(--bg-raised);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8px;
  box-shadow: inset 0 -1px var(--inset-edge);
}

.stage-actions > div {
  display: flex;
  gap: 7px;
}

.play-button::before {
  width: 8px;
  height: 8px;
  content: "";
  background:
    linear-gradient(90deg, currentColor 0 2px, transparent 2px 5px, currentColor 5px);
}

.control-panel {
  position: sticky;
  top: 86px;
  overflow: hidden;
}

.control-heading {
  padding: 25px 24px 21px;
  border-bottom: 1px solid var(--line);
}

.control-heading h2 {
  margin-top: 10px;
  font-size: 20px;
}

.control-heading__hint {
  margin: 7px 0 0;
  color: var(--faint);
  font-size: 9px;
  line-height: 1.45;
}

.deterministic-badge {
  padding: 6px 8px;
  color: var(--success);
}

.control-form {
  margin: 0;
}

.control-section {
  margin: 0;
  padding: 22px 24px 23px;
  display: grid;
  gap: 18px;
  border: 0;
  border-bottom: 1px solid var(--line);
}

.control-section legend {
  width: 100%;
  padding: 18px 24px 0;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.control-section legend .scope-badge {
  margin-left: 8px;
  vertical-align: 1px;
}

.control-label-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.control-with-tooltip {
  position: relative;
  cursor: help;
}

button.control-with-tooltip {
  cursor: pointer;
}

.control-tooltip {
  position: fixed;
  z-index: 90;
  width: max-content;
  max-width: min(300px, calc(100vw - 24px));
  padding: 10px 11px;
  border: 1px solid var(--control-line);
  border-radius: 7px;
  visibility: hidden;
  background: color-mix(in srgb, var(--surface-raised), var(--bg) 18%);
  box-shadow: var(--shadow-float);
  color: var(--ink-soft);
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.5;
  opacity: 0;
  pointer-events: none;
  text-align: left;
  text-transform: none;
  transform: translateY(3px);
  transition:
    opacity 140ms ease,
    transform 140ms ease,
    visibility 140ms ease;
}

.control-tooltip::before {
  position: absolute;
  left: 50%;
  width: 7px;
  height: 7px;
  border: solid var(--control-line);
  background: color-mix(in srgb, var(--surface-raised), var(--bg) 18%);
  content: "";
  transform: translateX(-50%) rotate(45deg);
}

.control-tooltip[data-placement="bottom"]::before {
  top: -4px;
  border-width: 1px 0 0 1px;
}

.control-tooltip[data-placement="top"]::before {
  bottom: -4px;
  border-width: 0 1px 1px 0;
}

.control-tooltip.is-visible {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
}

.control-section--palette {
  gap: 14px;
}

.palette-intro {
  margin: 0;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.5;
}

.palette-intro-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.palette-intro-row .palette-intro {
  flex: 1;
}

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

.color-control {
  min-width: 0;
  padding: 10px;
  display: grid;
  gap: 8px;
  border: 1px solid var(--control-line);
  border-radius: 6px;
  background: var(--bg-raised);
  color: var(--ink-soft);
  font-size: 10px;
  transition:
    border-color 160ms ease,
    background-color 160ms ease;
}

.color-control:hover {
  border-color: var(--line-strong);
  background: var(--surface);
}

.color-control__picker {
  position: relative;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.color-control__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.glow-toggle {
  min-height: 22px;
  padding: 0 6px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border: 1px solid var(--control-line);
  border-radius: 4px;
  background: transparent;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  line-height: 1;
  text-transform: uppercase;
  cursor: pointer;
}

.glow-toggle:hover,
.glow-toggle:focus-within {
  border-color: var(--line-strong);
  color: var(--ink-soft);
}

.glow-toggle input {
  width: 12px;
  height: 12px;
  margin: 0;
  accent-color: var(--accent);
  cursor: pointer;
}

.color-control--glow.is-glow-disabled .color-control__picker {
  opacity: 0.48;
}

.color-control--glow.is-glow-disabled .glow-toggle {
  border-color: color-mix(in srgb, var(--accent), transparent 58%);
  color: var(--accent-strong);
}

.color-control--glow.is-glow-disabled .color-control__picker::after {
  position: absolute;
  top: 50%;
  left: 0;
  width: 34px;
  height: 1px;
  background: var(--faint);
  content: "";
  pointer-events: none;
  transform: rotate(-35deg);
}

.color-control--glow.is-glow-disabled input[type="color"] {
  cursor: not-allowed;
  filter: grayscale(1);
}

.color-control input[type="color"] {
  width: 30px;
  height: 24px;
  flex: 0 0 auto;
  padding: 2px;
  border: 1px solid var(--control-line);
  border-radius: 4px;
  outline: 0;
  background: transparent;
  cursor: pointer;
}

.color-control input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
}

.color-control input[type="color"]::-webkit-color-swatch {
  border: 0;
  border-radius: 2px;
}

.color-control input[type="color"]::-moz-color-swatch {
  border: 0;
  border-radius: 2px;
}

.color-control input[type="color"]:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-wash);
}

.color-control output {
  min-width: 0;
  overflow: hidden;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  font-variant-numeric: tabular-nums;
  text-overflow: ellipsis;
}

.palette-reset {
  min-height: 34px;
  padding: 0 11px;
  justify-self: start;
  border: 1px solid var(--control-line);
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  transition:
    border-color 160ms ease,
    color 160ms ease,
    background-color 160ms ease;
}

.palette-reset:hover {
  border-color: var(--line-strong);
  background: var(--surface);
  color: var(--ink-soft);
}

.control-section--palette.is-error-state .palette-intro::after {
  display: block;
  margin-top: 6px;
  color: var(--danger);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  content: "ERROR PREVIEW PROTECTED";
}

.select-control,
.orb-boundary-control,
.orb-background-control,
.seed-control {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(132px, 1.15fr);
  align-items: center;
  gap: 15px;
}

.select-control > span:first-child,
.orb-boundary-control > span:first-child,
.orb-background-control > span:first-child,
.seed-control > span:first-child {
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 500;
}

.select-control small,
.orb-boundary-control small,
.orb-background-control small,
.seed-control small {
  display: block;
  margin-top: 2px;
  color: var(--faint);
  font-size: 9px;
  font-weight: 400;
  line-height: 1.35;
}

.orb-boundary-control {
  cursor: pointer;
  transition: opacity 160ms ease;
}

.orb-boundary-toggle {
  position: relative;
  display: block;
}

.orb-boundary-toggle input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  overflow: hidden;
  opacity: 0;
}

.orb-boundary-toggle__track {
  position: relative;
  min-height: 40px;
  padding: 3px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  border: 1px solid var(--control-line);
  border-radius: 7px;
  background: var(--bg-raised);
  box-shadow: inset 0 1px 0 color-mix(in srgb, var(--ink), transparent 96%);
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  text-align: center;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    border-color 160ms ease,
    background-color 160ms ease;
}

.orb-boundary-toggle__track::before {
  position: absolute;
  z-index: 0;
  top: 3px;
  bottom: 3px;
  left: 3px;
  width: calc(50% - 3px);
  border: 1px solid color-mix(in srgb, var(--accent), transparent 56%);
  border-radius: 4px;
  background: var(--accent-wash);
  content: "";
  transition: left 180ms ease;
}

.orb-boundary-toggle__track > span {
  position: relative;
  z-index: 1;
  transition: color 160ms ease;
}

.orb-boundary-toggle input:not(:checked) + .orb-boundary-toggle__track > span:first-child,
.orb-boundary-toggle input:checked + .orb-boundary-toggle__track > span:last-child {
  color: var(--accent-strong);
}

.orb-boundary-toggle input:checked + .orb-boundary-toggle__track::before {
  left: 50%;
}

.orb-boundary-control:hover .orb-boundary-toggle__track {
  border-color: var(--line-strong);
  background: var(--surface);
}

.orb-boundary-toggle input:focus-visible + .orb-boundary-toggle__track {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-wash);
}

.orb-boundary-control[data-available="false"] {
  opacity: 0.5;
  cursor: not-allowed;
}

.orb-boundary-control[data-available="false"] .orb-boundary-toggle__track {
  cursor: not-allowed;
}

.orb-background-control {
  transition: opacity 160ms ease;
}

.orb-background-control[data-available="false"] {
  opacity: 0.5;
}

.orb-background-actions {
  min-height: 40px;
  padding: 6px 8px;
  display: grid;
  grid-template-columns: auto minmax(54px, 1fr) auto;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--control-line);
  border-radius: 7px;
  background: var(--bg-raised);
  transition:
    border-color 160ms ease,
    background-color 160ms ease;
}

.orb-background-mode {
  min-width: 0;
}

.orb-background-mode select {
  width: 100%;
  min-width: 0;
  height: 24px;
  padding: 0 18px 0 7px;
  border: 1px solid var(--control-line);
  border-radius: 4px;
  outline: 0;
  appearance: none;
  background:
    linear-gradient(45deg, transparent 50%, currentColor 50%)
      calc(100% - 9px) 10px / 4px 4px no-repeat,
    linear-gradient(135deg, currentColor 50%, transparent 50%)
      calc(100% - 6px) 10px / 4px 4px no-repeat,
    var(--bg-raised);
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  cursor: pointer;
}

.orb-background-mode select:hover,
.orb-background-mode select:focus-visible {
  border-color: var(--line-strong);
  color: var(--ink-soft);
}

.orb-background-mode select:focus-visible {
  box-shadow: 0 0 0 3px var(--accent-wash);
}

.orb-background-mode select:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

.orb-background-control[data-enabled="true"] .orb-background-actions,
.orb-background-control:hover .orb-background-actions {
  border-color: var(--line-strong);
  background: var(--surface);
}

.color-enable-toggle {
  min-height: 22px;
  padding: 0 6px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border: 1px solid var(--control-line);
  border-radius: 4px;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  line-height: 1;
  text-transform: uppercase;
  cursor: pointer;
}

.color-enable-toggle:hover,
.color-enable-toggle:focus-within {
  border-color: var(--line-strong);
  color: var(--ink-soft);
}

.color-enable-toggle input {
  width: 12px;
  height: 12px;
  margin: 0;
  accent-color: var(--accent);
  cursor: pointer;
}

.orb-background-picker {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.orb-background-picker input[type="color"] {
  width: 30px;
  height: 24px;
  padding: 2px;
  border: 1px solid var(--control-line);
  border-radius: 4px;
  outline: 0;
  background: transparent;
  cursor: pointer;
}

.orb-background-picker input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
}

.orb-background-picker input[type="color"]::-webkit-color-swatch {
  border: 0;
  border-radius: 2px;
}

.orb-background-picker input[type="color"]:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-wash);
}

.orb-background-picker input:disabled {
  cursor: not-allowed;
  filter: grayscale(1);
  opacity: 0.48;
}

.orb-background-picker output {
  display: none;
  min-width: 48px;
  overflow: hidden;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  font-variant-numeric: tabular-nums;
  text-overflow: ellipsis;
}

.select-shell {
  position: relative;
  display: block;
}

.select-shell::after {
  position: absolute;
  top: 50%;
  right: 12px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  content: "⌄";
  pointer-events: none;
  transform: translateY(-58%);
}

select,
.seed-control input {
  width: 100%;
  height: 40px;
  border: 1px solid var(--control-line);
  border-radius: 6px;
  outline: 0;
  background: var(--bg-raised);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 10px;
  transition:
    border-color 160ms ease,
    background-color 160ms ease,
    box-shadow 160ms ease;
}

select {
  padding: 0 30px 0 11px;
  appearance: none;
}

select:hover,
.seed-control input:hover {
  border-color: var(--line-strong);
}

select:focus-visible,
.seed-control input:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-wash);
}

.range-control {
  display: grid;
  gap: 10px;
}

.range-control > span {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 500;
}

.range-control output {
  color: var(--accent-strong);
  font-family: var(--font-mono);
  font-size: 9px;
  font-variant-numeric: tabular-nums;
}

input[type="range"] {
  width: 100%;
  height: 16px;
  margin: 0;
  padding: 0;
  appearance: none;
  outline: 0;
  background: transparent;
}

input[type="range"]::-webkit-slider-runnable-track {
  height: 2px;
  border-radius: 0;
  background: linear-gradient(90deg, var(--accent), var(--control-line));
}

input[type="range"]::-webkit-slider-thumb {
  width: 13px;
  height: 13px;
  margin-top: -5.5px;
  border: 2px solid var(--surface);
  border-radius: 2px;
  appearance: none;
  background: var(--ink);
  box-shadow: 0 0 0 1px var(--line-strong);
}

input[type="range"]::-moz-range-track {
  height: 2px;
  border: 0;
  background: var(--control-line);
}

input[type="range"]::-moz-range-progress {
  height: 2px;
  background: var(--accent);
}

input[type="range"]::-moz-range-thumb {
  width: 11px;
  height: 11px;
  border: 2px solid var(--surface);
  border-radius: 2px;
  background: var(--ink);
  box-shadow: 0 0 0 1px var(--line-strong);
}

input[type="range"]:focus-visible::-webkit-slider-thumb {
  box-shadow:
    0 0 0 1px var(--accent),
    0 0 0 4px var(--accent-wash);
}

.seed-control__row {
  display: flex;
  gap: 6px;
}

.seed-control input {
  min-width: 0;
  padding: 0 11px;
  cursor: text;
}

.control-note {
  padding: 18px 24px 21px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: color-mix(in srgb, var(--accent-wash), transparent 38%);
}

.control-note__mark {
  width: 7px;
  height: 7px;
  margin-top: 4px;
  flex: 0 0 auto;
  border: 1px solid var(--accent);
  transform: rotate(45deg);
}

.control-note p {
  margin: 0;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.55;
}

.usage-section {
  margin: 0 0 clamp(92px, 10vw, 144px);
  padding: clamp(88px, 9vw, 132px) 0;
  border-block: 1px solid var(--line);
}

.usage-section__heading {
  display: grid;
  grid-template-columns: minmax(140px, 0.34fr) minmax(0, 0.9fr) minmax(280px, 0.58fr);
  align-items: end;
  gap: clamp(32px, 5vw, 76px);
}

.usage-section__heading > p:last-child {
  max-width: 500px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.72;
}

.usage-steps {
  margin: clamp(46px, 6vw, 78px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
  list-style: none;
}

.usage-step {
  min-width: 0;
  min-height: 430px;
  padding: clamp(22px, 2.4vw, 34px);
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 66px;
  background:
    linear-gradient(145deg, var(--surface-sheen), transparent 46%),
    var(--bg-raised);
}

.usage-step > div {
  min-width: 0;
}

.usage-step__number {
  width: fit-content;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line-strong);
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
}

.usage-step h3 {
  margin: 0;
  color: var(--ink-soft);
  font-size: 21px;
  font-weight: 430;
  letter-spacing: -0.025em;
}

.usage-step p {
  min-height: 42px;
  margin: 10px 0 22px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.62;
}

.usage-step pre {
  max-width: 100%;
  margin: 8px 0 0;
  padding: 14px;
  overflow: auto;
  border: 1px solid var(--code-line);
  border-radius: 6px;
  background:
    linear-gradient(90deg, var(--code-grid), transparent 1px) 0 0 / 48px 100%,
    var(--code-bg);
  color: var(--code-ink);
  scrollbar-color: var(--code-scrollbar) var(--code-bg);
}

.usage-step pre:focus-visible {
  border-color: var(--accent);
  outline-offset: 2px;
}

.usage-step code {
  font-family: var(--font-mono);
  font-size: 9px;
  line-height: 1.72;
  tab-size: 2;
}

.library-section {
  padding: 0 0 112px;
}

.section-heading {
  padding: 0 0 30px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 42px;
}

.section-heading h2,
.api-copy h2 {
  max-width: 760px;
  margin: 13px 0 0;
  color: var(--ink);
  font-size: clamp(2rem, 4.2vw, 4.4rem);
  font-weight: 280;
  letter-spacing: -0.05em;
  line-height: 1;
}

.section-heading p:not(.section-index) {
  max-width: 610px;
  margin: 17px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.section-heading__aside {
  min-width: 190px;
  padding: 12px 0;
  display: grid;
  gap: 5px;
  border-block: 1px solid var(--line);
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  text-align: right;
  text-transform: uppercase;
}

.section-heading__aside b {
  color: var(--accent-strong);
  font-size: 11px;
}

.saved-presets {
  margin: 0 0 24px;
  padding: 17px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background:
    linear-gradient(135deg, var(--surface-sheen), transparent 54%),
    color-mix(in srgb, var(--bg-raised), transparent 12%);
}

.saved-presets__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.saved-presets__header > div:first-child {
  min-width: 0;
}

.saved-presets__eyebrow {
  margin: 0 0 5px;
  color: var(--accent-strong);
  font-family: var(--font-mono);
  font-size: 7px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.saved-presets h3 {
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
  font-weight: 540;
  letter-spacing: -0.015em;
}

.saved-presets__header p:not(.saved-presets__eyebrow) {
  max-width: 650px;
  margin: 5px 0 0;
  color: var(--faint);
  font-size: 9px;
  line-height: 1.5;
}

.saved-presets__actions {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.saved-presets__count {
  min-width: 54px;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  text-align: right;
  text-transform: uppercase;
}

.saved-presets__empty {
  min-height: 58px;
  margin: 14px 0 0;
  padding: 14px;
  display: grid;
  place-items: center;
  border: 1px dashed var(--control-line);
  border-radius: 7px;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  line-height: 1.5;
  text-align: center;
}

.saved-preset-gallery {
  max-height: 286px;
  margin-top: 14px;
  padding: 1px 3px 3px 1px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
}

.saved-preset-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--control-line);
  border-radius: 7px;
  background: var(--surface);
  transition:
    border-color 160ms ease,
    background-color 160ms ease,
    transform 180ms var(--ease);
}

.saved-preset-card:hover,
.saved-preset-card:focus-within {
  border-color: var(--line-strong);
  background: var(--surface-raised);
}

.saved-preset-card:hover {
  transform: translateY(-1px);
}

.saved-preset-card__open {
  width: 100%;
  min-height: 76px;
  padding: 11px 58px 11px 11px;
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  border: 0;
  background: transparent;
  color: inherit;
  text-align: left;
}

.saved-preset-card__open:focus-visible {
  outline: 0;
  box-shadow: inset 0 0 0 2px var(--accent);
}

.saved-preset-card__preview {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--control-line);
  border-radius: 5px;
  background:
    linear-gradient(var(--canvas-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--canvas-grid) 1px, transparent 1px),
    var(--canvas);
  background-size: 8px 8px;
}

.saved-preset-card__preview canvas {
  width: 50px;
  height: 50px;
  display: block;
  image-rendering: pixelated;
}

.saved-preset-card__copy {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.saved-preset-card__copy strong,
.saved-preset-card__copy small,
.saved-preset-card__metadata {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.saved-preset-card__copy strong {
  color: var(--ink-soft);
  font-size: 10px;
  font-weight: 560;
}

.saved-preset-card__copy small,
.saved-preset-card__metadata {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 7px;
  line-height: 1.35;
}

.saved-preset-card__metadata {
  color: var(--muted);
}

.saved-preset-card__delete {
  position: absolute;
  top: 8px;
  right: 8px;
  min-height: 24px;
  padding: 0 6px;
  border: 1px solid transparent;
  border-radius: 4px;
  background: transparent;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 7px;
  text-transform: uppercase;
}

.saved-preset-card__delete:hover,
.saved-preset-card__delete:focus-visible {
  border-color: color-mix(in srgb, var(--danger), transparent 62%);
  background: color-mix(in srgb, var(--danger), transparent 92%);
  color: var(--danger);
}

.saved-presets__undo {
  margin-top: 9px;
  padding: 8px 10px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8px;
}

.saved-presets__undo-button {
  min-height: 28px;
  padding: 0 8px;
  border: 1px solid var(--accent);
  border-radius: 4px;
  background: var(--accent-wash);
  color: var(--accent-strong);
  font-family: var(--font-mono);
  font-size: 8px;
}

.sprite-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.sprite-card {
  contain: layout paint;
  position: relative;
  min-width: 0;
  min-height: 96px;
  padding: 14px;
  display: grid;
  grid-template-columns: 66px minmax(0, 1fr);
  align-items: center;
  gap: 13px;
  overflow: hidden;
  border: 1px solid var(--control-line);
  border-radius: 9px;
  background:
    linear-gradient(135deg, var(--surface-sheen), transparent 55%),
    var(--surface);
  color: var(--ink-soft);
  text-align: left;
  transition:
    border-color 180ms ease,
    background-color 180ms ease,
    transform 220ms var(--ease),
    box-shadow 220ms ease;
}

.sprite-card::before {
  position: absolute;
  top: 9px;
  right: 9px;
  width: 5px;
  height: 5px;
  border: solid var(--line-strong);
  border-width: 1px 1px 0 0;
  content: "";
}

.sprite-card::after {
  position: absolute;
  right: 12px;
  bottom: 10px;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  content: "+";
  opacity: 0;
  transition: opacity 160ms ease;
}

.sprite-card:hover {
  z-index: 1;
  border-color: var(--line-strong);
  background: var(--surface-raised);
  box-shadow: var(--shadow-card);
  transform: translateY(-2px);
}

.sprite-card:hover::after {
  opacity: 1;
}

.sprite-card.is-selected {
  border-color: color-mix(in srgb, var(--accent), var(--line) 20%);
  background:
    linear-gradient(135deg, var(--accent-wash), transparent 58%),
    var(--surface-raised);
  box-shadow:
    inset 2px 0 var(--accent),
    var(--shadow-card-selected);
}

.sprite-card.is-selected::after {
  color: var(--accent-strong);
  content: "SELECTED";
  opacity: 1;
}

.sprite-preview {
  contain: paint;
  position: relative;
  width: 66px;
  height: 66px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--control-line);
  border-radius: 6px;
  background:
    linear-gradient(var(--canvas-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--canvas-grid) 1px, transparent 1px),
    var(--canvas);
  background-size: 11px 11px;
}

.sprite-preview::before,
.sprite-preview::after {
  position: absolute;
  z-index: 2;
  width: 8px;
  height: 8px;
  content: "";
  pointer-events: none;
}

.sprite-preview::before {
  top: 4px;
  left: 4px;
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line-strong);
}

.sprite-preview::after {
  right: 4px;
  bottom: 4px;
  border-right: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.sprite-preview canvas {
  position: relative;
  z-index: 1;
  width: 64px;
  height: 64px;
  display: block;
  image-rendering: pixelated;
}

.sprite-copy {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.sprite-copy strong {
  overflow: hidden;
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 540;
  line-height: 1.3;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sprite-copy small {
  overflow: hidden;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.025em;
  line-height: 1.4;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sprite-card.is-selected .sprite-copy strong,
.sprite-card.is-selected .sprite-copy small {
  color: var(--accent-strong);
}

.api-section {
  margin-bottom: 100px;
  display: grid;
  grid-template-columns: minmax(310px, 0.75fr) minmax(0, 1.25fr);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.api-copy {
  padding: clamp(32px, 5vw, 72px);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  border-right: 1px solid var(--line);
}

.api-copy h2 {
  max-width: 620px;
  font-size: clamp(2.5rem, 4.2vw, 4.8rem);
}

.api-copy > p:not(.section-index) {
  max-width: 590px;
  margin: 23px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.api-facts {
  width: 100%;
  margin: 34px 0 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.api-facts div {
  min-width: 0;
  padding: 14px;
  background: var(--bg-raised);
}

.api-facts dt {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.api-facts dd {
  margin: 7px 0 0;
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 9px;
  line-height: 1.45;
}

.export-actions {
  margin-top: auto;
  padding-top: 38px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.code-panel {
  min-width: 0;
  min-height: 620px;
  display: grid;
  grid-template-rows: 50px minmax(0, 1fr);
  background: var(--code-bg);
}

.code-panel__header {
  padding: 0 17px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--code-line);
  color: var(--code-muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
}

.code-panel__header > div {
  display: flex;
  align-items: center;
  gap: 12px;
}

.code-lights {
  display: flex;
  gap: 4px;
}

.code-lights i {
  width: 5px;
  height: 5px;
  display: block;
  border-radius: 50%;
  background: var(--code-dot-1);
}

.code-lights i:nth-child(2) {
  background: var(--code-dot-2);
}

.code-lights i:nth-child(3) {
  background: var(--code-dot-3);
}

.code-copy {
  min-height: 30px;
  padding: 0 9px;
  border: 1px solid var(--code-control);
  border-radius: 5px;
  background: transparent;
  color: var(--code-control-ink);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.code-copy:hover {
  border-color: var(--code-line-strong);
  background: var(--code-hover);
  color: var(--code-ink-strong);
}

.code-panel pre {
  min-width: 0;
  max-width: 100%;
  margin: 0;
  padding: clamp(24px, 4vw, 52px);
  overflow: auto;
  background:
    linear-gradient(90deg, var(--code-grid), transparent 1px) 0 0 / 72px 100%,
    transparent;
  scrollbar-color: var(--code-scrollbar) var(--code-bg);
}

.code-panel code {
  color: var(--code-ink);
  font-family: var(--font-mono);
  font-size: clamp(10px, 0.9vw, 13px);
  line-height: 1.85;
  tab-size: 2;
}

.download-section {
  margin-bottom: 100px;
  display: grid;
  grid-template-columns: minmax(310px, 0.75fr) minmax(0, 1.25fr);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, var(--surface-sheen), transparent 38%),
    var(--surface);
  box-shadow: var(--shadow);
}

.download-section__copy {
  min-width: 0;
  padding: clamp(32px, 5vw, 72px);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  border-right: 1px solid var(--line);
}

.download-section__copy h2 {
  max-width: 620px;
  margin: 13px 0 0;
  color: var(--ink);
  font-size: clamp(2.5rem, 4.2vw, 4.8rem);
  font-weight: 280;
  letter-spacing: -0.05em;
  line-height: 1;
}

.download-section__copy > p:not(.section-index):not(.download-license-note) {
  max-width: 590px;
  margin: 23px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.download-card__contents {
  width: 100%;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  border-top: 1px solid var(--line);
  list-style: none;
}

.download-card__contents li {
  position: relative;
  min-height: 38px;
  padding: 11px 0 10px 18px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 9px;
  line-height: 1.55;
}

.download-card__contents li::before {
  position: absolute;
  top: 15px;
  left: 1px;
  width: 6px;
  height: 6px;
  border: 1px solid var(--faint);
  content: "";
  transform: rotate(45deg);
}

.download-license-note {
  margin: auto 0 0;
  padding-top: 32px;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  line-height: 1.6;
}

.download-license-note strong {
  color: var(--muted);
  font-weight: 600;
}

.download-options {
  min-width: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
}

.download-card {
  min-width: 0;
  min-height: 310px;
  padding: clamp(24px, 3.2vw, 42px);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  background:
    linear-gradient(145deg, var(--surface-sheen), transparent 52%),
    var(--bg-raised);
}

.download-card--primary {
  min-height: 340px;
  grid-column: 1 / -1;
  background:
    linear-gradient(145deg, var(--accent-wash), transparent 55%),
    var(--bg-raised);
}

.download-card__heading {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.download-card__heading p {
  margin: 0;
}

.download-card__heading span {
  padding: 4px 6px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--muted);
}

.download-card h3 {
  margin: 38px 0 0;
  color: var(--ink);
  font-size: clamp(1.55rem, 2.5vw, 2.5rem);
  font-weight: 340;
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.download-card > p:not(.download-card__meta) {
  max-width: 600px;
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.65;
}

.download-card__meta {
  margin: 21px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.download-card__meta span {
  padding: 5px 7px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8px;
  line-height: 1;
  text-transform: uppercase;
}

.download-card__actions {
  width: 100%;
  margin-top: auto;
  padding-top: 30px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.download-card__actions .button {
  min-height: 44px;
}

.download-inline-link {
  min-height: 44px;
  padding-block: 8px;
  display: inline-flex;
  align-items: center;
  border-bottom: 1px solid var(--line-strong);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  text-decoration: none;
  text-transform: uppercase;
  transition:
    border-color 160ms ease,
    color 160ms ease;
}

.download-inline-link:hover,
.download-inline-link:focus-visible {
  border-color: var(--ink);
  color: var(--ink);
}

.site-footer {
  width: var(--content);
  min-height: 86px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-footer p {
  margin: 0;
}

.site-footer p span {
  margin-left: 12px;
  color: var(--muted);
}

.site-footer a {
  color: var(--muted);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--ink);
}

.site-footer__links {
  display: flex;
  align-items: center;
  gap: 18px;
}

.export-dialog {
  width: min(920px, calc(100vw - 32px));
  max-height: min(760px, calc(100dvh - 32px));
  padding: 0;
  overflow: auto;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: var(--shadow-dialog);
  color: var(--ink);
}

.export-dialog::backdrop {
  background: var(--backdrop);
  backdrop-filter: blur(8px);
}

.export-dialog__surface {
  margin: 0;
}

.export-dialog__header {
  position: sticky;
  z-index: 2;
  top: 0;
  padding: 22px 24px 18px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface), transparent 4%);
  backdrop-filter: blur(18px);
}

.export-dialog__header h2 {
  margin: 8px 0 0;
  font-size: 24px;
  font-weight: 440;
  letter-spacing: -0.025em;
}

.dialog-close {
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  border: 1px solid var(--control-line);
  border-radius: 7px;
  background: transparent;
  color: var(--muted);
  font-size: 22px;
  line-height: 1;
}

.dialog-close:hover {
  border-color: var(--line-strong);
  background: var(--surface-hover);
  color: var(--ink);
}

.export-dialog__body {
  padding: 24px;
  display: grid;
  grid-template-columns: minmax(250px, 0.88fr) minmax(300px, 1.12fr);
  gap: 24px;
}

.export-preview {
  min-width: 0;
  display: grid;
  align-content: start;
  gap: 15px;
}

.export-preview__frame {
  position: relative;
  width: min(100%, 340px);
  aspect-ratio: 1;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 9px;
  background: var(--canvas);
}

.export-preview__frame.is-transparent {
  background-color: var(--checker-base);
  background-image:
    linear-gradient(45deg, var(--checker-tile) 25%, transparent 25%),
    linear-gradient(-45deg, var(--checker-tile) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, var(--checker-tile) 75%),
    linear-gradient(-45deg, transparent 75%, var(--checker-tile) 75%);
  background-position:
    0 0,
    0 8px,
    8px -8px,
    -8px 0;
  background-size: 16px 16px;
}

.export-preview canvas {
  width: 100%;
  height: 100%;
  display: block;
  image-rendering: pixelated;
}

.export-preview h3 {
  margin: 0;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 550;
}

.export-preview p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.55;
}

.export-settings {
  min-width: 0;
  display: grid;
  align-content: start;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.export-field--filename,
.export-check,
.export-summary {
  grid-column: 1 / -1;
}

.export-field input,
.export-field select {
  height: 42px;
  background: var(--bg-raised);
  font-size: 10px;
}

.export-field select:disabled,
.export-check input:disabled + span {
  cursor: not-allowed;
  opacity: 0.5;
}

.export-check {
  min-height: 42px;
  padding: 0 12px;
  display: flex;
  align-items: center;
  gap: 9px;
  border: 1px solid var(--control-line);
  border-radius: 6px;
  background: var(--bg-raised);
  color: var(--ink-soft);
  font-size: 10px;
}

.export-check input {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--accent);
}

.export-summary {
  margin: 2px 0 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--line);
}

.export-summary div {
  min-width: 0;
  padding: 12px;
  background: var(--bg-raised);
}

.export-summary dt {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 7px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.export-summary dd {
  margin: 5px 0 0;
  overflow: hidden;
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 9px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.export-dialog__actions {
  position: sticky;
  z-index: 2;
  bottom: 0;
  padding: 16px 24px;
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface), transparent 4%);
  backdrop-filter: blur(18px);
}

.export-dialog__actions .button:disabled {
  cursor: not-allowed;
}

@keyframes status-pulse {
  0% {
    box-shadow: 0 0 0 0 color-mix(in srgb, var(--success), transparent 68%);
  }
  45%,
  100% {
    box-shadow: 0 0 0 7px color-mix(in srgb, var(--success), transparent 100%);
  }
}

@keyframes field-scan {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(760%);
  }
}

@media (max-width: 1240px) {
  :root {
    --content: min(calc(100% - 40px), 1180px);
  }

  .site-nav {
    display: none;
  }

  .workbench {
    grid-template-columns: minmax(0, 1fr) 340px;
  }

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

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

  .stage-lower {
    align-items: flex-start;
    flex-direction: column;
  }

  .stage-metrics {
    width: 100%;
    justify-content: flex-start;
    text-align: left;
  }

  .workflow-bar {
    grid-template-columns: 1fr;
  }

  .recipe-workflow {
    justify-items: stretch;
  }

  .recipe-workflow__status,
  .recipe-workflow__actions {
    justify-content: flex-start;
  }
}

@media (min-width: 1021px) and (max-height: 1040px) {
  .control-panel {
    position: static;
  }
}

@media (max-width: 1020px) {
  .site-nav {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-top: 76px;
    grid-template-columns: 1fr;
    gap: 58px;
  }

  .landing-hero__copy {
    max-width: 820px;
  }

  .landing-hero__visual {
    width: min(100%, 720px);
    min-height: 540px;
  }

  .principles-section__heading,
  .usage-section__heading {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .principles-section__heading h2,
  .usage-section__heading h2 {
    max-width: 850px;
  }

  .usage-section__heading > p:last-child {
    max-width: 650px;
  }

  .studio-intro {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .studio-intro > p {
    max-width: 680px;
  }

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

  .control-panel {
    position: static;
  }

  .control-form {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .control-section {
    border-right: 1px solid var(--line);
  }

  .control-section:nth-of-type(even) {
    border-right: 0;
  }

  .control-note {
    border-top: 0;
  }

  .api-section {
    grid-template-columns: 1fr;
  }

  .download-section {
    grid-template-columns: 1fr;
  }

  .api-copy {
    min-height: 480px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .download-section__copy {
    min-height: 520px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .code-panel {
    min-height: 560px;
  }
}

@media (max-width: 760px) {
  :root {
    --content: calc(100% - 28px);
    --radius-lg: 13px;
  }

  .topbar__inner {
    min-height: 62px;
  }

  .brand__copy small,
  .version-pill,
  .runtime-status {
    display: none;
  }

  .topbar__actions {
    gap: 5px;
  }

  .button {
    min-height: 40px;
    padding-inline: 11px;
    font-size: 9px;
  }

  .theme-button {
    width: 40px;
    padding: 0;
    overflow: hidden;
    color: transparent;
    white-space: nowrap;
  }

  .theme-button::before {
    flex: 0 0 auto;
    color: var(--ink-soft);
  }

  .hero {
    min-height: auto;
    padding: 64px 0 60px;
    gap: 44px;
  }

  .hero h1 {
    font-size: clamp(3rem, 15vw, 5.5rem);
    letter-spacing: -0.07em;
  }

  .hero__lede {
    margin-top: 22px;
    font-size: 14px;
  }

  .landing-hero__actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .landing-hero__actions .button {
    width: 100%;
    padding-inline: 10px;
  }

  .landing-hero__visual {
    --hero-proof-height: 82px;
    --hero-proof-offset: 41px;
    min-height: 430px;
  }

  .hero-engine-output {
    width: min(76%, 330px);
  }

  .hero-proof {
    min-height: 82px;
  }

  .hero-proof div {
    padding: 14px;
  }

  .principles-section,
  .usage-section {
    padding-block: 78px;
  }

  .principles-section__heading h2,
  .studio-intro h2,
  .usage-section__heading h2 {
    font-size: clamp(2.6rem, 12vw, 4.2rem);
  }

  .principles-grid,
  .usage-steps {
    grid-template-columns: 1fr;
  }

  .principle-card {
    min-height: 210px;
    padding: 24px;
  }

  .principle-card h3 {
    margin-top: 45px;
  }

  .studio-intro {
    padding-top: 76px;
  }

  .usage-section {
    margin-bottom: 82px;
  }

  .usage-step {
    min-height: auto;
    gap: 48px;
  }

  .usage-step p {
    min-height: 0;
  }

  .workbench {
    padding-top: 14px;
    padding-bottom: 82px;
  }

  .stage-panel {
    padding: 16px;
  }

  .stage-heading {
    min-height: 0;
    padding: 4px 1px 17px;
    display: grid;
  }

  .state-description {
    min-height: 0;
  }

  .signal-cluster {
    width: 100%;
    margin-top: 7px;
    text-align: left;
  }

  .signal-cluster__buttons {
    width: 100%;
  }

  .signal-button {
    min-height: 40px;
    flex: 1;
  }

  #openRecipeButton,
  #importButton {
    width: 40px;
    padding: 0;
    overflow: hidden;
    color: transparent;
    white-space: nowrap;
  }

  #openRecipeButton::before,
  #importButton::before {
    display: grid;
    place-items: center;
    color: var(--ink-soft);
    font-size: 15px;
  }

  #openRecipeButton::before {
    content: "↥";
  }

  #importButton::before {
    content: "+";
  }

  .workflow-bar {
    padding: 10px;
  }

  .saved-presets__header {
    align-items: flex-start;
  }

  .saved-preset-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .recipe-workflow__actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr) repeat(4, auto);
  }

  .recent-preset {
    width: auto;
    max-width: none;
  }

  .workflow-button,
  .workflow-export,
  .recent-preset select {
    min-height: 40px;
  }

  .frame-badge--bottom {
    display: none;
  }

  .progress-control,
  .progress-control.is-visible {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .stage-lower {
    padding-bottom: 16px;
  }

  .quick-states {
    width: 100%;
  }

  .quick-states > div {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
  }

  .quick-states button {
    min-height: 36px;
    padding-inline: 6px;
  }

  .stage-metrics {
    gap: 17px;
  }

  .stage-metrics__state {
    margin-left: auto;
  }

  .stage-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .stage-actions p {
    display: none;
  }

  .stage-actions > div {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
  }

  .stage-actions .button {
    min-height: 44px;
  }

  .control-heading {
    padding: 21px 18px;
  }

  .control-form {
    display: block;
  }

  .control-section {
    padding: 20px 18px 22px;
    border-right: 0;
  }

  .control-section legend {
    padding: 17px 18px 0;
  }

  .select-control,
  .orb-boundary-control,
  .orb-background-control,
  .seed-control {
    grid-template-columns: minmax(0, 0.85fr) minmax(140px, 1.15fr);
  }

  .control-note {
    padding-inline: 18px;
  }

  .section-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 22px;
  }

  .section-heading h2,
  .api-copy h2,
  .download-section__copy h2 {
    font-size: clamp(2.6rem, 12vw, 4.2rem);
  }

  .section-heading__aside {
    width: 100%;
    min-width: 0;
    text-align: left;
  }

  .sprite-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sprite-card {
    min-height: 132px;
    padding: 12px;
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .sprite-preview,
  .sprite-preview canvas {
    width: 58px;
    height: 58px;
  }

  .library-section {
    padding-bottom: 82px;
  }

  .api-section {
    margin-bottom: 72px;
  }

  .download-section {
    margin-bottom: 72px;
  }

  .api-copy {
    min-height: 510px;
    padding: 34px 22px;
  }

  .api-facts {
    grid-template-columns: 1fr;
  }

  .api-facts div {
    display: flex;
    justify-content: space-between;
    gap: 18px;
  }

  .api-facts dd {
    margin: 0;
    text-align: right;
  }

  .export-actions {
    width: 100%;
  }

  .export-actions .button {
    min-height: 44px;
    flex: 1;
  }

  .download-section__copy {
    min-height: auto;
    padding: 34px 22px;
  }

  .download-license-note {
    margin-top: 34px;
  }

  .download-options {
    grid-template-columns: 1fr;
  }

  .download-card,
  .download-card--primary {
    min-height: 300px;
    grid-column: auto;
  }

  .download-card__actions .button {
    width: 100%;
  }

  .export-dialog__body {
    grid-template-columns: 1fr;
  }

  .export-preview {
    grid-template-columns: minmax(150px, 0.55fr) minmax(180px, 1fr);
    align-items: center;
  }

  .export-preview__frame {
    width: 100%;
  }

  .code-panel {
    min-height: 500px;
  }

  .site-footer {
    min-height: 100px;
  }

  .site-footer p span {
    display: none;
  }
}

@media (max-width: 430px) {
  .brand {
    gap: 7px;
  }

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

  .topbar__actions .button {
    padding-inline: 8px;
    letter-spacing: 0;
  }

  .landing-hero__actions {
    grid-template-columns: 1fr;
  }

  .landing-hero__visual {
    --hero-proof-height: 76px;
    --hero-proof-offset: 38px;
    min-height: 350px;
  }

  .landing-hero__visual::before,
  .landing-hero__visual::after {
    top: 13px;
    font-size: 7px;
  }

  .landing-hero__visual::before {
    left: 13px;
  }

  .landing-hero__visual::after {
    right: 13px;
  }

  .hero-engine-output {
    width: min(74%, 250px);
  }

  .hero-proof {
    min-height: 76px;
  }

  .hero-proof div {
    padding: 11px 9px;
  }

  .hero-proof dt {
    font-size: 15px;
  }

  .hero-proof dd {
    font-size: 7px;
    white-space: normal;
  }

  .state-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }

  .canvas-frame {
    border-radius: 7px;
  }

  .frame-badge--top {
    top: 12px;
    left: 13px;
  }

  .preview-scale-control {
    top: 9px;
    right: 9px;
  }

  .preview-scale-control button {
    min-width: 40px;
    min-height: 34px;
    padding-inline: 7px;
  }

  .state-picker {
    grid-template-columns: 1fr;
  }

  .saved-presets {
    padding: 14px;
  }

  .saved-presets__header {
    flex-direction: column;
    gap: 12px;
  }

  .saved-presets__actions {
    width: 100%;
    justify-content: space-between;
  }

  .saved-preset-gallery {
    grid-template-columns: 1fr;
  }

  .recipe-workflow__status {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }

  #workflowStatus {
    max-width: 100%;
  }

  .recipe-workflow__actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .recent-preset,
  .workflow-export {
    grid-column: 1 / -1;
  }

  .workflow-button,
  .workflow-export,
  .recent-preset select {
    width: 100%;
    min-height: 44px;
  }

  .quick-states > div {
    grid-template-columns: repeat(2, 1fr);
  }

  .stage-metrics {
    display: grid;
    grid-template-columns: minmax(0, 0.5fr) minmax(0, 0.5fr) minmax(0, 1.3fr);
  }

  .stage-metrics > div,
  .stage-metrics__state {
    min-width: 0 !important;
  }

  .stage-metrics__state {
    margin-left: 0;
  }

  .stage-metrics dd {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .select-control,
  .orb-boundary-control,
  .orb-background-control,
  .seed-control {
    grid-template-columns: 1fr;
    gap: 8px;
  }

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

  .sprite-card {
    min-height: 88px;
    grid-template-columns: 62px minmax(0, 1fr);
  }

  .export-dialog {
    width: calc(100vw - 18px);
    max-height: calc(100dvh - 18px);
    border-radius: 10px;
  }

  .export-dialog__header,
  .export-dialog__body,
  .export-dialog__actions {
    padding-inline: 16px;
  }

  .export-preview {
    grid-template-columns: 1fr;
  }

  .export-preview__frame {
    max-width: 260px;
  }

  .export-settings,
  .export-summary {
    grid-template-columns: 1fr;
  }

  .export-summary div {
    grid-column: 1;
  }

  .site-footer {
    align-items: flex-start;
    justify-content: center;
    flex-direction: column;
    gap: 7px;
  }

  .download-card {
    min-height: 280px;
    padding: 24px 20px;
  }

  .download-card__meta,
  .download-card__actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-footer__links {
    width: 100%;
    justify-content: space-between;
  }
}

@media (pointer: coarse) {
  .preview-scale-control button,
  .quick-states button,
  .orb-boundary-toggle__track,
  .glow-toggle,
  .color-enable-toggle,
  .orb-background-mode select,
  .orb-background-picker input[type="color"],
  .color-control input[type="color"],
  .workflow-button,
  .state-picker input,
  .state-picker select,
  .recent-preset select {
    min-height: 44px;
  }

  .saved-preset-card__open,
  .saved-preset-card__delete,
  .saved-presets__undo-button {
    min-height: 44px;
  }

  .color-control input[type="color"],
  .orb-background-picker input[type="color"] {
    width: 44px;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .canvas-frame::after {
    display: none;
  }
}
