:root {
  color-scheme: light;
  --bg: oklch(0.988 0.003 258);
  --bg-deep: oklch(0.968 0.006 258);
  --surface: oklch(0.997 0.002 258);
  --surface-2: oklch(0.955 0.008 258);
  --surface-ink: oklch(0.19 0.038 258);
  --paper: oklch(0.996 0.002 258);
  --ink: oklch(0.21 0.042 258);
  --ink-soft: oklch(0.29 0.036 258);
  --muted: oklch(0.41 0.024 258);
  --line: oklch(0.87 0.012 258);
  --line-strong: oklch(0.73 0.02 258);
  --accent: oklch(0.35 0.09 258);
  --accent-soft: oklch(0.35 0.09 258 / 0.1);
  --accent-hover: oklch(0.28 0.095 258);
  --accent-warm: oklch(0.42 0.055 45);
  --highlight: oklch(0.945 0.016 258);
  --section-tint: oklch(0.974 0.006 258);
  --shadow-sm: 0 2px 8px oklch(0.21 0.042 258 / 0.05);
  --shadow: 0 10px 28px oklch(0.21 0.042 258 / 0.07);
  --shadow-lg: 0 18px 42px oklch(0.21 0.042 258 / 0.09);
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 14px;
  --max: 1140px;
  --font-body: "Source Sans 3", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Spectral", "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  --z-bg: 0;
  --z-content: 2;
  --z-nav: 40;
  --z-toast: 80;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
}

html {
  max-width: 100%;
  scroll-behavior: smooth;
  overflow-x: clip;
}

body {
  position: relative;
  min-width: 320px;
  max-width: 100%;
  margin: 0;
  overflow-x: clip;
  background:
    radial-gradient(ellipse 80% 50% at 100% -8%, oklch(0.35 0.09 258 / 0.055), transparent 52%),
    radial-gradient(ellipse 60% 40% at 0% 0%, oklch(0.42 0.055 45 / 0.04), transparent 48%),
    linear-gradient(180deg, var(--bg-deep) 0, var(--bg) 14rem),
    var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  font-feature-settings: "kern" 1, "liga" 1;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: var(--z-bg);
  pointer-events: none;
  content: "";
  background: linear-gradient(180deg, oklch(0.35 0.09 258 / 0.028), transparent 32rem);
}

main,
.site-nav,
.site-footer,
.pixel-toast,
.skip-link {
  position: relative;
  z-index: var(--z-content);
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

::selection {
  background: oklch(0.82 0.04 258);
  color: var(--ink);
}

:focus-visible {
  outline: 2px solid oklch(0.36 0.085 258 / 0.55);
  outline-offset: 3px;
}

[hidden] {
  display: none !important;
}

.atlas-bg,
.aurora,
.sky-layer,
.star,
.horizon-glow,
.pixel-tiles,
.scanlines,
.hero-bloom {
  display: none;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: var(--z-toast);
  padding: 8px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
  transform: translateY(-160%);
  transition: transform 180ms var(--ease-out);
}

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

.pixel-toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: var(--z-toast);
  max-width: min(360px, calc(100vw - 40px));
  padding: 10px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--surface-ink);
  color: var(--paper);
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(10px);
  transition:
    opacity 180ms var(--ease-out),
    transform 180ms var(--ease-out);
}

.pixel-toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.site-nav {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  width: 100%;
  padding: 16px clamp(18px, 4vw, 46px);
  border-bottom: 1px solid var(--line);
  background: oklch(0.988 0.003 258 / 0.9);
  backdrop-filter: blur(14px) saturate(1.2);
  transition: box-shadow 220ms var(--ease-out);
}

.site-nav.is-scrolled {
  box-shadow: var(--shadow-sm);
}

.site-nav:not(.is-scrolled) {
  border-bottom-color: oklch(0.9 0.04 210 / 0.12);
  background: oklch(0.08 0.04 260 / 0.72);
  backdrop-filter: blur(14px) saturate(1.1);
}

.site-nav:not(.is-scrolled) .brand {
  color: oklch(0.97 0.01 258);
}

.site-nav:not(.is-scrolled) .nav-links a {
  color: oklch(0.8 0.025 240);
}

.site-nav:not(.is-scrolled) .nav-links a.is-active {
  color: oklch(0.98 0.012 98);
}

.site-nav:not(.is-scrolled) .nav-action {
  border-color: oklch(0.9 0.04 210 / 0.2);
  color: oklch(0.92 0.02 98);
  background: oklch(0.12 0.04 260 / 0.45);
}

.site-nav:not(.is-scrolled) .language-switch {
  border-color: oklch(0.9 0.04 210 / 0.18);
  background: oklch(0.12 0.04 260 / 0.55);
}

.site-nav:not(.is-scrolled) .language-switch button {
  color: oklch(0.78 0.025 240);
}

.site-nav:not(.is-scrolled) .language-switch button[aria-pressed="true"],
.site-nav:not(.is-scrolled) .language-switch button.is-active {
  background: oklch(0.18 0.04 260);
  color: oklch(0.96 0.012 98);
  box-shadow: none;
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.brand img {
  width: 34px;
  height: 34px;
  border-radius: 8px;
}

.nav-links,
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
}

.nav-links {
  justify-content: center;
}

.nav-links a,
.footer-links a,
.nav-action {
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 600;
  text-decoration: none;
}

.nav-links a {
  position: relative;
  padding: 8px 12px;
}

.nav-links a::after {
  position: absolute;
  right: 12px;
  bottom: 5px;
  left: 12px;
  height: 1px;
  background: var(--accent);
  content: "";
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 220ms var(--ease-out);
}

.nav-links a:hover,
.footer-links a:hover,
.nav-action:hover {
  color: var(--accent);
}

.nav-links a:hover::after,
.nav-links a.is-active::after {
  transform: scaleX(1);
}

.nav-links a.is-active {
  color: var(--ink);
}

.nav-utility {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: end;
}

.language-switch {
  display: inline-flex;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
}

.language-switch button,
.button,
.case-tabs button,
.quest-chips button,
.tree-file {
  appearance: none;
  border: 0;
  cursor: pointer;
}

.language-switch button {
  min-height: 32px;
  padding: 0 10px;
  border-radius: calc(var(--radius-sm) - 2px);
  background: transparent;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 600;
}

.language-switch button[aria-pressed="true"],
.language-switch button.is-active {
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 1px 2px oklch(0.22 0.04 258 / 0.06);
}

.nav-action {
  padding: 8px 13px;
  border: 1px solid var(--line);
  color: var(--ink);
}

.hero-atlas {
  width: min(100%, var(--max));
  min-height: clamp(680px, calc(100svh - 70px), 860px);
  margin: 0 auto;
  padding: clamp(52px, 7vw, 88px) clamp(20px, 4vw, 32px) clamp(32px, 6vw, 64px);
}

.hero-atlas--kingdom {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: stretch;
  width: 100%;
  max-width: none;
  min-height: max(720px, calc(100svh - 64px));
  margin: 0;
  padding: clamp(72px, 10vw, 120px) clamp(20px, 5vw, 48px) clamp(40px, 6vw, 64px);
  overflow: hidden;
  color: oklch(0.96 0.015 98);
  background:
    url("repo-docs-pixel-kingdom.png") center 38% / cover no-repeat,
    oklch(0.1 0.04 260);
}

.hero-atlas__veil {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(105deg, oklch(0.08 0.04 265 / 0.92) 0%, oklch(0.1 0.045 260 / 0.78) 42%, oklch(0.12 0.04 250 / 0.35) 68%, oklch(0.08 0.035 255 / 0.55) 100%),
    linear-gradient(180deg, oklch(0.06 0.03 260 / 0.5) 0%, transparent 34%, oklch(0.05 0.025 260 / 0.72) 100%);
  pointer-events: none;
}

.hero-atlas__content {
  position: relative;
  z-index: 1;
  width: min(100%, var(--max));
  margin: 0 auto;
}

.hero-atlas--kingdom .hero-copy {
  max-width: 640px;
}

.hero-atlas--kingdom .eyebrow {
  color: oklch(0.78 0.08 200);
}

.hero-atlas--kingdom .eyebrow::after {
  background: linear-gradient(90deg, oklch(0.78 0.12 200), oklch(0.78 0.12 200 / 0.12));
}

.hero-atlas--kingdom h1,
.hero-atlas--kingdom h2,
.hero-atlas--kingdom h3 {
  color: oklch(0.98 0.012 98);
  max-width: none;
}

.hero-atlas--kingdom h1 {
  max-width: 14ch;
  margin-bottom: 20px;
  font-size: clamp(2.5rem, 5.4vw, 4.5rem);
  letter-spacing: -0.03em;
}

html[lang="zh-CN"] .hero-atlas--kingdom h1 {
  max-width: 11em;
  letter-spacing: -0.02em;
}

.hero-atlas--kingdom .hero-pixel {
  color: oklch(0.82 0.12 78);
}

.hero-atlas--kingdom .hero-lead {
  color: oklch(0.86 0.028 230);
}

.hero-atlas--kingdom .hero-aside {
  max-width: 38ch;
  margin: 0 0 26px;
  color: oklch(0.78 0.06 200);
  font-family: var(--font-display);
  font-size: 1.04rem;
  font-style: italic;
  font-weight: 500;
  line-height: 1.5;
  text-wrap: pretty;
}

.hero-atlas--kingdom .hero-install {
  border-color: oklch(0.9 0.04 210 / 0.16);
  background: oklch(0.12 0.035 260 / 0.72);
  backdrop-filter: blur(12px);
}

.hero-atlas--kingdom .hero-install-top {
  border-bottom-color: oklch(0.9 0.04 210 / 0.12);
  color: oklch(0.72 0.03 230);
}

.hero-atlas--kingdom .hero-install pre {
  color: oklch(0.9 0.02 98);
  background: oklch(0.08 0.03 260 / 0.55);
}

.hero-atlas--kingdom .button-primary {
  background: oklch(0.78 0.13 200);
  color: oklch(0.12 0.04 260);
}

.hero-atlas--kingdom .button-primary:hover {
  background: oklch(0.82 0.14 165);
}

.hero-atlas--kingdom .button-secondary,
.hero-atlas--kingdom .button-copy {
  border-color: oklch(0.9 0.04 210 / 0.22);
  background: oklch(0.14 0.035 260 / 0.55);
  color: oklch(0.94 0.015 98);
}

.hero-atlas--kingdom .button-secondary:hover,
.hero-atlas--kingdom .button-copy:hover {
  border-color: oklch(0.78 0.13 200);
  color: oklch(0.78 0.13 200);
}

.agents-strip--hero {
  margin-top: 28px;
  padding: 0;
  border: 0;
}

.hero-atlas--kingdom .agents-strip--hero {
  margin-top: 32px;
}

.hero-atlas--kingdom .agents-label {
  color: oklch(0.68 0.03 230);
  font-size: 0.84rem;
  font-weight: 500;
}

.hero-atlas--kingdom .agents-strip li {
  color: oklch(0.78 0.02 98);
  font-size: 0.88rem;
  font-weight: 500;
}

.hero-atlas--kingdom .agents-strip li + li::before {
  color: oklch(0.48 0.03 230);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(400px, 1.12fr);
  gap: clamp(34px, 5vw, 72px);
  align-items: center;
}

.eyebrow {
  position: relative;
  display: inline-flex;
  gap: 10px;
  align-items: center;
  margin: 0 0 24px;
  padding-bottom: 18px;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 1rem;
  font-style: italic;
  font-weight: 500;
}

.eyebrow::after {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 3.5rem;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), oklch(0.35 0.09 258 / 0.15));
  content: "";
}

.hero-copy {
  position: relative;
  min-width: 0;
}

.eyebrow-pip {
  display: none;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  text-wrap: balance;
}

h1 {
  max-width: 11ch;
  margin-bottom: 22px;
  font-size: clamp(2.75rem, 6vw, 4.75rem);
  letter-spacing: -0.03em;
}

.hero-serif,
.hero-pixel {
  display: block;
}

.hero-pixel {
  color: var(--accent-warm);
  font-style: italic;
  font-weight: 500;
}

.hero-lead {
  max-width: 42ch;
  margin-bottom: 28px;
  color: var(--muted);
  font-size: clamp(1.08rem, 1.8vw, 1.28rem);
  line-height: 1.55;
  text-wrap: pretty;
}

.hero-install,
.contribute-panel,
.case-repo-tree,
.case-tabs,
.quest-advisor,
.quest-board,
.pixel-ledger {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.hero-install {
  max-width: 580px;
  overflow: hidden;
}

.hero-install-top,
.case-tree-head {
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

pre {
  margin: 0;
}

.hero-install pre {
  padding: 16px;
  overflow-x: auto;
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 0.84rem;
  line-height: 1.65;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
  background: var(--highlight);
}

.hero-install code {
  white-space: inherit;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-top: 20px;
}

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
  transition:
    background 160ms var(--ease-out),
    color 160ms var(--ease-out),
    border-color 160ms var(--ease-out);
}

.button:hover {
  transform: none;
}

.button-primary {
  background: var(--accent);
  color: var(--paper);
  box-shadow: 0 1px 0 oklch(1 0 0 / 0.12) inset;
}

.button-primary:hover {
  background: var(--accent-hover);
  box-shadow: var(--shadow-sm);
}

.button-secondary:hover,
.button-copy:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.button-secondary,
.button-copy {
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
}

.button-copy {
  min-height: 34px;
  padding: 0 12px;
  font-size: 0.86rem;
}

.hero-stage {
  display: grid;
  position: relative;
  gap: 0;
  min-width: 0;
  align-self: center;
}

.hero-map {
  position: relative;
  z-index: 1;
  aspect-ratio: 1.45 / 1;
  margin: 0;
  padding: 10px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.hero-map::after {
  position: absolute;
  inset: 10px;
  border-radius: calc(var(--radius-lg) - 6px);
  content: "";
  background: linear-gradient(180deg, transparent 58%, oklch(0.21 0.042 258 / 0.12));
  pointer-events: none;
}

.hero-map img {
  width: 100%;
  height: 100%;
  border-radius: calc(var(--radius-lg) - 6px);
  object-fit: cover;
}

.hero-map--main {
  aspect-ratio: 16 / 9;
  padding: 12px;
  background: oklch(0.08 0.03 258);
}

.hero-map--main::after {
  display: none;
}

.hero-map--main img {
  object-fit: contain;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.contrast-band {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto clamp(48px, 7vw, 72px);
  padding: clamp(48px, 7vw, 72px) 0;
  border-top: 1px solid var(--line);
}

.contrast-head {
  max-width: 52ch;
  margin-bottom: 32px;
}

.contrast-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3.5vw, 2.75rem);
  letter-spacing: -0.025em;
  line-height: 1.12;
}

.contrast-lead {
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.6;
}

.contrast-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: clamp(16px, 3vw, 28px);
  align-items: stretch;
}

.contrast-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.contrast-card ul {
  margin: 16px 0 0;
  padding-left: 1.2em;
  color: var(--muted);
}

.contrast-card li + li {
  margin-top: 8px;
}

.contrast-card--before {
  background: var(--highlight);
}

.contrast-tag {
  display: inline-block;
  font-size: 0.84rem;
  font-weight: 600;
}

.contrast-tag--dim {
  color: var(--muted);
}

.contrast-tag--bright {
  color: var(--accent);
}

.contrast-bridge {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
}

.contrast-bridge-line {
  display: block;
  width: 1px;
  height: 72%;
  min-height: 80px;
  background: linear-gradient(180deg, transparent, var(--accent), transparent);
}

.contrast-bridge-node {
  position: absolute;
  width: 10px;
  height: 10px;
  border: 2px solid var(--accent);
  border-radius: 999px;
  background: var(--surface);
}

.case-section--featured {
  position: relative;
}

.case-section--featured::before {
  position: absolute;
  inset: 0 calc(50% - 50vw);
  z-index: -1;
  background: var(--section-tint);
  border-block: 1px solid var(--line);
  content: "";
}

.install-section--cta {
  position: relative;
  overflow: hidden;
}

.install-glow {
  position: absolute;
  inset: -20% -10% auto;
  height: 280px;
  background: radial-gradient(ellipse at 50% 0%, oklch(0.35 0.09 258 / 0.12), transparent 68%);
  pointer-events: none;
}

.button-copy-lg {
  min-height: 44px;
  padding: 0 16px;
}

@media (max-width: 860px) {
  .contrast-grid {
    grid-template-columns: 1fr;
  }

  .contrast-bridge {
    min-height: 28px;
  }

  .contrast-bridge-line {
    width: 72%;
    height: 1px;
    min-height: 0;
  }
}

.map-hotspots {
  position: absolute;
  inset: 20px;
  z-index: 2;
  pointer-events: none;
}

.hotspot {
  position: absolute;
  padding: 5px 11px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: oklch(0.996 0.002 258 / 0.96);
  backdrop-filter: blur(6px);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-style: italic;
  font-weight: 600;
  pointer-events: auto;
  text-decoration: none;
  transition:
    background 160ms var(--ease-out),
    color 160ms var(--ease-out),
    border-color 160ms var(--ease-out);
}

.hotspot:hover {
  border-color: var(--accent);
  background: var(--surface);
  color: var(--accent);
}

.hotspot-map { top: 14%; left: 9%; }
.hotspot-workshop { top: 42%; right: 10%; }
.hotspot-cases { top: 19%; right: 13%; }

.hero-evidence-stack {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(220px, 1.1fr) minmax(170px, 0.95fr) minmax(170px, 0.95fr);
  gap: 12px;
  align-items: stretch;
  min-width: 0;
  margin: -28px 20px 0;
}

.evidence-card {
  min-width: 0;
  padding: 15px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: oklch(0.996 0.002 258 / 0.96);
  backdrop-filter: blur(8px);
  color: var(--ink);
  transition:
    transform 220ms var(--ease-out),
    box-shadow 220ms var(--ease-out);
}

.evidence-card-main {
  border-color: var(--line-strong);
  background: var(--surface);
}

.evidence-card:nth-child(2),
.evidence-card:nth-child(3) {
  background: var(--highlight);
}

@media (hover: hover) {
  .evidence-card:hover {
    transform: translateY(-2px);
    border-color: var(--line-strong);
  }
}

.evidence-label {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.evidence-card strong {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.evidence-card ul {
  margin: 0;
  padding-left: 1.15em;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.45;
}

.evidence-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.48;
}

.agents-strip,
.world-strip,
.section,
.site-footer {
  width: min(calc(100% - 40px), var(--max));
  margin-right: auto;
  margin-left: auto;
}

.agents-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: baseline;
  margin-top: 36px;
  padding: 0;
}

.agents-label,
.section-note,
.inventory-rarity,
.quest-board article span,
.case-tree-head span {
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 600;
}

.section-note {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 500;
}

.inventory-rarity {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 2px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--highlight);
  font-family: var(--font-display);
  font-size: 0.84rem;
  font-style: italic;
  font-weight: 500;
}

.agents-strip ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.agents-strip li {
  display: inline-flex;
  align-items: center;
  min-height: auto;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--ink-soft);
  font-size: 0.92rem;
  font-weight: 600;
}

.agents-strip li + li::before {
  margin: 0 10px;
  color: var(--line-strong);
  content: "·";
}

.world-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 28px;
  margin-bottom: clamp(64px, 8vw, 108px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.world-strip article {
  position: relative;
  padding: 28px clamp(18px, 3vw, 28px) 24px;
}

.world-strip article::before {
  position: absolute;
  top: 0;
  right: 20px;
  left: 20px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), oklch(0.35 0.09 258 / 0.08) 72%, transparent);
  content: "";
  opacity: 0.55;
}

.world-strip article + article {
  border-left: 1px solid var(--line);
}

.world-strip span {
  display: block;
  margin-bottom: 10px;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-style: italic;
  font-weight: 500;
}

.world-strip strong {
  display: block;
  max-width: 28ch;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: clamp(1.08rem, 1.7vw, 1.38rem);
  font-weight: 600;
  line-height: 1.28;
}

.section {
  display: grid;
  gap: clamp(24px, 4vw, 42px);
  padding: clamp(72px, 9vw, 108px) 0;
}

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

.case-section,
.install-section {
  position: relative;
}

.case-section::before,
.install-section::before {
  position: absolute;
  inset: 0 calc(50% - 50vw);
  z-index: -1;
  background: var(--section-tint);
  border-block: 1px solid var(--line);
  content: "";
}

.section-copy,
.workshop-copy,
.case-copy,
.quest-heading,
.install-copy {
  max-width: 68ch;
}

.section h2,
.quest-heading h2,
.path-section h2,
.install-copy h2,
.workshop-copy h2,
.case-copy h2 {
  margin-bottom: 18px;
  font-size: clamp(2.05rem, 4.2vw, 3.5rem);
  letter-spacing: -0.025em;
}

.section h2::after,
.quest-heading h2::after,
.path-section h2::after,
.install-copy h2::after,
.workshop-copy h2::after,
.case-copy h2::after {
  display: block;
  width: 2.5rem;
  height: 1px;
  margin-top: 18px;
  background: linear-gradient(90deg, var(--line-strong), transparent);
  content: "";
}

.section p,
.workshop-copy > p,
.case-copy p,
.quest-heading p,
.install-copy p,
.loop-step p,
.inventory-card p,
.ledger-row span,
.case-markdown-content p,
.case-markdown-content li {
  color: var(--muted);
  text-wrap: pretty;
}

.map-section {
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.86fr);
  align-items: start;
}

.map-section .section-copy {
  grid-column: 1;
}

.quest-chips button,
.case-tabs button {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  padding: 0 13px;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted);
  font-weight: 600;
  transition:
    background 160ms var(--ease-out),
    color 160ms var(--ease-out);
}

.quest-chips button:hover,
.case-tabs button:hover,
.tree-file:hover {
  color: var(--accent);
}

.quest-chips button.is-active,
.case-tabs button.is-active {
  background: var(--accent-soft);
  color: var(--accent);
}

.pixel-ledger {
  grid-column: 2;
  overflow: hidden;
}

.ledger-row {
  display: grid;
  grid-template-columns: minmax(88px, 0.35fr) minmax(0, 1fr);
  gap: 18px;
  padding: 18px 20px;
  transition: background 160ms var(--ease-out);
}

.ledger-row + .ledger-row {
  border-top: 1px solid var(--line);
}

.ledger-row strong {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
}

.ledger-row span {
  margin: 0;
}

.ledger-row.is-active,
.ledger-row:hover,
.ledger-row:focus-visible {
  background: var(--accent-soft);
}

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

.workshop-art {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface-2);
}

.workshop-art img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.inventory-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.inventory-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  transition:
    transform 220ms var(--ease-out),
    border-color 220ms var(--ease-out),
    background 220ms var(--ease-out);
}

@media (hover: hover) {
  .inventory-card:hover {
    transform: translateY(-3px);
    border-color: var(--line-strong);
    background: var(--highlight);
  }
}

.inventory-meta {
  min-width: 0;
}

.inventory-icon {
  display: none;
}

.inventory-card h3 {
  margin: 0 0 8px;
  font-size: 1.22rem;
}

.inventory-card p {
  margin-bottom: 16px;
}

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

.inventory-stats div {
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.inventory-stats dt {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
}

.inventory-stats dd {
  margin: 2px 0 0;
  color: var(--ink);
  font-weight: 600;
}

.case-section {
  gap: 24px;
}

.case-copy {
  max-width: 72ch;
}

.case-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 7px;
}

.case-tabs button {
  flex: 1 1 220px;
}

.case-showcase {
  min-width: 0;
}

.case-repo-tree {
  overflow: hidden;
  background: var(--surface);
  border-color: var(--line-strong);
}

.case-tree-head {
  color: var(--muted);
}

.case-tree-head strong {
  min-width: 0;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.05rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.case-tree-head a {
  flex: 0 0 auto;
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

.case-tree-split {
  display: grid;
  grid-template-columns: minmax(250px, 300px) minmax(0, 1fr);
  min-height: 640px;
}

.case-tree-pane {
  min-width: 0;
  padding: 16px;
  border-right: 1px solid var(--line);
  background: var(--highlight);
  overflow: auto;
}

.tree-node {
  width: 100%;
  min-height: 32px;
  margin: 0;
  border-radius: var(--radius-sm);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.86rem;
  text-align: left;
}

.tree-root,
.tree-folder {
  display: flex;
  align-items: center;
  padding: 5px 8px;
  color: var(--muted);
  font-weight: 600;
}

.tree-folder {
  margin-top: 8px;
}

.tree-branch {
  margin-top: 6px;
}

.tree-file {
  display: flex;
  align-items: center;
  padding: 5px 8px;
  background: transparent;
}

.tree-leaf {
  padding-left: 22px;
}

.tree-file.is-active {
  background: var(--accent-soft);
  color: var(--accent);
}

.case-file-preview {
  display: flex;
  min-width: 0;
  flex-direction: column;
  background: var(--paper);
  color: var(--ink);
}

.case-file-preview > span {
  display: block;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.case-file-content {
  min-height: 0;
  max-height: min(74vh, 820px);
  padding: 28px clamp(18px, 3vw, 36px);
  overflow: auto;
}

.case-markdown-content {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1rem;
  line-height: 1.68;
}

.case-markdown-content > div {
  max-width: 68ch;
}

.case-markdown-content h2,
.case-markdown-content h3,
.case-markdown-content h4,
.case-markdown-content h5 {
  margin: 1.35em 0 0.55em;
  color: var(--ink);
  font-family: var(--font-display);
  line-height: 1.2;
}

.case-markdown-content h2:first-child,
.case-markdown-content h3:first-child {
  margin-top: 0;
}

.case-markdown-content h2 {
  font-size: 1.72rem;
  letter-spacing: -0.02em;
}

.case-markdown-content h3 {
  font-size: 1.28rem;
}

.case-markdown-content p,
.case-markdown-content ul,
.case-markdown-content ol,
.case-markdown-content table,
.case-markdown-content pre {
  margin: 0 0 1em;
}

.case-markdown-content p,
.case-markdown-content li {
  color: var(--ink-soft);
}

.case-markdown-content ul,
.case-markdown-content ol {
  padding-left: 1.3em;
}

.case-markdown-content a {
  color: var(--accent);
  font-weight: 600;
}

.case-markdown-content code {
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--highlight);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 0.88em;
  padding: 0.08em 0.32em;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.case-markdown-content pre {
  max-width: 100%;
  overflow: auto;
  padding: 14px 16px;
  border-radius: var(--radius);
  background: var(--surface-ink);
  color: var(--paper);
  font-family: var(--font-mono);
}

.case-markdown-content pre code {
  display: block;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  white-space: pre;
}

.case-markdown-content table {
  display: block;
  width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
  font-family: var(--font-body);
}

.case-markdown-content th,
.case-markdown-content td {
  padding: 9px 10px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.case-markdown-content th {
  background: var(--highlight);
  color: var(--ink);
}

.quest-section {
  grid-template-columns: minmax(0, 0.8fr) minmax(340px, 1fr);
  align-items: start;
}

.quest-heading {
  grid-column: 1 / -1;
}

.quest-advisor {
  padding: 18px;
}

.quest-advisor > p {
  margin-bottom: 12px;
  color: var(--ink);
  font-weight: 600;
}

.quest-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.quest-board {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  overflow: hidden;
}

.quest-board article {
  min-height: 160px;
  padding: 22px;
}

.quest-board article:nth-child(odd) {
  border-right: 1px solid var(--line);
}

.quest-board article:nth-child(n + 3) {
  border-top: 1px solid var(--line);
}

.quest-board article.is-highlighted {
  background: var(--accent-soft);
}

.quest-board h3 {
  margin: 10px 0 0;
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  letter-spacing: -0.015em;
}

.path-section {
  display: block;
}

.path-section h2 {
  max-width: 68ch;
}

.path-track {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-top: 32px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: var(--line);
  counter-reset: loop-step;
}

.loop-step {
  position: relative;
  padding: 24px 22px 22px;
  background: var(--surface);
  counter-increment: loop-step;
}

.loop-step::before {
  display: block;
  margin-bottom: 12px;
  color: oklch(0.35 0.09 258 / 0.45);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-style: italic;
  font-weight: 500;
  line-height: 1;
  content: counter(loop-step, decimal-leading-zero);
}

.loop-step strong {
  display: block;
  margin-bottom: 10px;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.18rem;
  font-weight: 600;
}

.loop-step p {
  margin: 0;
}

.install-section {
  grid-template-columns: minmax(0, 0.8fr) minmax(320px, 0.85fr);
  align-items: start;
}

.contribute-panel {
  --contribute-bg: #06070d;
  --contribute-bg-2: #0a0d18;
  --contribute-ink: #f3f5fb;
  --contribute-muted: #a8b0c4;
  --contribute-faint: #6f7890;
  --contribute-border: rgb(255 255 255 / 0.12);
  --contribute-border-lit: rgb(255 255 255 / 0.24);
  --contribute-blue: #5b94ff;
  --contribute-green: #1ed16f;
  position: relative;
  display: grid;
  gap: 18px;
  overflow: hidden;
  padding: 18px;
  border-color: var(--contribute-border);
  background:
    radial-gradient(circle at 18% 0%, rgb(91 148 255 / 0.2), transparent 38%),
    radial-gradient(circle at 100% 16%, rgb(30 209 111 / 0.14), transparent 32%),
    linear-gradient(180deg, rgb(255 255 255 / 0.055), rgb(255 255 255 / 0.025)),
    var(--contribute-bg-2);
  box-shadow:
    0 2px 6px rgb(0 0 0 / 0.36),
    0 26px 64px -30px rgb(0 0 0 / 0.9);
}

.contribute-panel::before {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(rgb(255 255 255 / 0.07) 1px, transparent 1px),
    linear-gradient(135deg, rgb(255 255 255 / 0.08), transparent 42%);
  background-size: 28px 28px, auto;
  opacity: 0.42;
  content: "";
  pointer-events: none;
  mask-image: radial-gradient(110% 90% at 50% 0%, #000 16%, transparent 78%);
}

.contribute-panel-head,
.contribute-actions {
  position: relative;
}

.contribute-panel-head {
  display: flex;
  gap: 14px;
  align-items: center;
  justify-content: flex-start;
  padding: 2px 2px 0;
  color: var(--contribute-ink);
}

.contribute-panel-head::before {
  display: block;
  width: 42px;
  height: 11px;
  border-radius: 999px;
  background:
    radial-gradient(circle at 5px 50%, #ff5f57 0 4px, transparent 4.5px),
    radial-gradient(circle at 20px 50%, #febc2e 0 4px, transparent 4.5px),
    radial-gradient(circle at 35px 50%, #28c840 0 4px, transparent 4.5px);
  content: "";
}

.contribute-panel-head span {
  margin-right: auto;
  color: var(--contribute-muted);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contribute-panel-head strong {
  margin-left: auto;
  padding-right: clamp(4px, 1vw, 12px);
  color: var(--contribute-ink);
  font-size: 0.98rem;
  font-weight: 700;
}

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

.contribute-action {
  display: grid;
  min-height: 132px;
  align-content: space-between;
  padding: 20px;
  border: 1px solid var(--contribute-border);
  border-radius: calc(var(--radius-lg) - 4px);
  background:
    linear-gradient(180deg, rgb(255 255 255 / 0.07), rgb(255 255 255 / 0.025)),
    rgb(6 7 13 / 0.72);
  color: var(--contribute-ink);
  text-decoration: none;
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 0.08);
  transition:
    transform 180ms var(--ease-out),
    border-color 180ms var(--ease-out),
    box-shadow 180ms var(--ease-out),
    background 180ms var(--ease-out);
}

.contribute-action span {
  color: var(--contribute-muted);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contribute-action strong {
  color: inherit;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2vw, 1.85rem);
  font-weight: 600;
  line-height: 1.05;
}

.contribute-action::after {
  color: var(--contribute-green);
  font-family: var(--font-mono);
  font-size: 0.92rem;
  font-weight: 800;
  content: "->";
  transition: transform 180ms var(--ease-out);
}

.contribute-action:hover {
  border-color: var(--contribute-border-lit);
  box-shadow:
    0 18px 46px -30px var(--contribute-green),
    inset 0 1px 0 rgb(255 255 255 / 0.12);
  transform: translateY(-2px);
}

.contribute-action:hover::after {
  transform: translateX(4px);
}

.contribute-action--primary {
  border-color: rgb(91 148 255 / 0.72);
  background:
    radial-gradient(circle at 18% 0%, rgb(255 255 255 / 0.32), transparent 34%),
    linear-gradient(180deg, rgb(116 164 255 / 0.98), rgb(55 102 209 / 0.98));
  color: #04111f;
  box-shadow:
    0 18px 48px -24px rgb(91 148 255 / 0.9),
    inset 0 1px 0 rgb(255 255 255 / 0.44);
}

.contribute-action--primary span,
.contribute-action--primary::after {
  color: rgb(4 17 31 / 0.72);
}

.contribute-action--primary:hover {
  border-color: rgb(219 229 255 / 0.86);
  box-shadow:
    0 22px 54px -22px rgb(91 148 255 / 1),
    inset 0 1px 0 rgb(255 255 255 / 0.52);
}

.install-section--cta {
  --contribute-bg: #06070d;
  --contribute-ink: #f3f5fb;
  --contribute-muted: #a8b0c4;
  --contribute-faint: #6f7890;
  --contribute-border: rgb(255 255 255 / 0.1);
  --contribute-blue: #5b94ff;
  --contribute-green: #1ed16f;
  padding-inline: clamp(24px, 4vw, 52px);
  border: 1px solid rgb(255 255 255 / 0.1);
  border-radius: var(--radius-lg);
  box-shadow:
    0 2px 6px rgb(0 0 0 / 0.18),
    0 28px 70px -48px rgb(0 0 0 / 0.7);
  isolation: isolate;
}

.install-section.install-section--cta::before {
  inset: 0;
  background:
    radial-gradient(760px 360px at 72% 38%, rgb(91 148 255 / 0.18), transparent 68%),
    radial-gradient(560px 340px at 100% 64%, rgb(30 209 111 / 0.1), transparent 68%),
    radial-gradient(620px 380px at 0% 0%, rgb(122 43 255 / 0.13), transparent 72%),
    var(--contribute-bg);
  border: 0;
  border-radius: inherit;
}

.install-section--cta::after {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: radial-gradient(rgb(255 255 255 / 0.055) 1px, transparent 1px);
  background-size: 36px 36px;
  border-radius: inherit;
  content: "";
  opacity: 0.38;
  pointer-events: none;
  mask-image: radial-gradient(120% 80% at 50% 0%, #000 24%, transparent 76%);
}

.install-section--cta .install-glow {
  inset: -24% -8% auto;
  height: 340px;
  background:
    radial-gradient(circle at 54% 20%, rgb(91 148 255 / 0.2), transparent 54%),
    radial-gradient(circle at 75% 40%, rgb(30 209 111 / 0.11), transparent 56%);
}

.install-section--cta .section-note {
  color: var(--contribute-muted);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-style: normal;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.install-section--cta .section-note::before {
  display: inline-block;
  width: 24px;
  height: 2px;
  margin-right: 10px;
  border-radius: 999px;
  background: var(--contribute-blue);
  vertical-align: middle;
  content: "";
}

.install-section--cta .install-copy h2 {
  color: var(--contribute-ink);
  font-family: var(--font-body);
  font-weight: 800;
  letter-spacing: -0.025em;
}

.install-section--cta .install-copy p:not(.section-note) {
  color: var(--contribute-muted);
}

.site-footer {
  display: flex;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
  padding: 44px 0 56px;
  border-top: 1px solid var(--line-strong);
}

.footer-links a {
  position: relative;
  padding: 6px 0;
  text-decoration: none;
}

.footer-links a::after {
  position: absolute;
  right: 0;
  bottom: 4px;
  left: 0;
  height: 1px;
  background: currentcolor;
  content: "";
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 220ms var(--ease-out);
}

.footer-links a:hover::after {
  transform: scaleX(1);
}

.site-footer p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.96rem;
}

.footer-links {
  justify-content: flex-end;
}

html[data-active-lang="zh"] body {
  font-family: "Source Sans 3", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

html[data-active-lang="zh"] h1 {
  max-width: 7em;
  font-size: clamp(2.5rem, 5.8vw, 4.2rem);
  letter-spacing: -0.02em;
}

html[data-active-lang="zh"] .section p,
html[data-active-lang="zh"] .workshop-copy > p,
html[data-active-lang="zh"] .case-copy p,
html[data-active-lang="zh"] .quest-heading p,
html[data-active-lang="zh"] .install-copy p {
  line-height: 1.78;
}

html[data-active-lang="zh"] .install-section--cta .install-copy h2 {
  font-size: clamp(2.15rem, 3.6vw, 3.6rem);
  line-height: 1.1;
  word-break: keep-all;
}

@media (max-width: 1060px) {
  .site-nav {
    grid-template-columns: auto auto;
    gap: 14px;
  }

  .nav-links {
    display: none;
  }

  .hero-grid,
  .map-section,
  .workshop-section,
  .quest-section,
  .install-section {
    grid-template-columns: 1fr;
  }

  .hero-stage {
    min-height: 0;
  }

  .hero-evidence-stack {
    margin: 16px 0 0;
  }

  .pixel-ledger {
    grid-column: auto;
    grid-row: auto;
  }

  .case-tree-split {
    grid-template-columns: 1fr;
  }

  .case-tree-pane {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    max-height: 300px;
  }

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

@media (max-width: 760px) {
  body {
    font-size: 16px;
  }

  .site-nav {
    grid-template-columns: auto minmax(0, 1fr);
    padding: 12px 16px;
  }

  .brand span {
    display: none;
  }

  .nav-utility {
    gap: 8px;
    min-width: 0;
  }

  .nav-action {
    display: none;
  }

  .language-switch button {
    min-height: 30px;
    padding: 0 8px;
  }

  .hero-atlas--kingdom {
    min-height: auto;
    padding: 56px 20px 40px;
  }

  .hero-atlas--kingdom .hero-copy {
    max-width: 100%;
  }

  .hero-atlas {
    min-height: 0;
    padding: 44px 20px 40px;
  }

  .hero-grid,
  .hero-copy,
  .hero-install,
  .contribute-panel,
  .hero-stage,
  .hero-map,
  .hero-evidence-stack,
  .evidence-card {
    min-width: 0;
    max-width: 100%;
  }

  h1 {
    max-width: 100%;
    font-size: clamp(2.35rem, 11vw, 3.4rem);
  }

  .hero-lead {
    font-size: 1.06rem;
  }

  .contribute-panel-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .contribute-actions {
    grid-template-columns: 1fr;
  }

  .contribute-action {
    min-height: 108px;
  }

  .hero-stage {
    display: grid;
    gap: 12px;
    min-height: 0;
  }

  .hero-map {
    position: relative;
    inset: auto;
    aspect-ratio: 1 / 0.82;
  }

  .hero-evidence-stack {
    position: relative;
    grid-template-columns: 1fr;
    margin: 12px 0 0;
  }

  .evidence-card {
    padding: 13px 14px;
  }

  .map-hotspots {
    display: none;
  }

  .agents-strip,
  .world-strip,
  .section,
  .site-footer {
    width: min(calc(100% - 32px), var(--max));
  }

  .world-strip {
    grid-template-columns: 1fr;
  }

  .world-strip article + article {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .section {
    padding: 52px 0;
  }

  .section h2,
  .quest-heading h2,
  .path-section h2,
  .install-copy h2,
  .workshop-copy h2,
  .case-copy h2 {
    font-size: clamp(1.85rem, 9vw, 2.6rem);
  }

  .inventory-grid,
  .quest-board,
  .path-track {
    grid-template-columns: 1fr;
  }

  .quest-board article:nth-child(odd) {
    border-right: 0;
  }

  .quest-board article + article {
    border-top: 1px solid var(--line);
  }

  .case-tree-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .case-tree-head strong {
    white-space: normal;
  }

  .case-file-content {
    max-height: none;
  }

  .case-markdown-content pre {
    overflow-x: hidden;
  }

  .case-markdown-content pre code {
    white-space: pre-wrap;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* Reference-inspired full-site skin. */
:root {
  color-scheme: dark;
  --bg: #06070d;
  --bg-deep: #090b15;
  --surface: rgb(255 255 255 / 0.045);
  --surface-2: rgb(255 255 255 / 0.075);
  --surface-ink: #0a0c16;
  --paper: #0a0c16;
  --ink: #f3f5fb;
  --ink-soft: #cdd6e8;
  --muted: #a8b0c4;
  --line: rgb(255 255 255 / 0.1);
  --line-strong: rgb(255 255 255 / 0.22);
  --accent: #5b94ff;
  --accent-soft: rgb(91 148 255 / 0.14);
  --accent-hover: #78aaff;
  --accent-warm: #ffb13d;
  --highlight: rgb(91 148 255 / 0.08);
  --section-tint: rgb(255 255 255 / 0.025);
  --shadow-sm: 0 10px 30px -22px rgb(0 0 0 / 0.95);
  --shadow: 0 2px 6px rgb(0 0 0 / 0.36), 0 26px 64px -30px rgb(0 0 0 / 0.9);
  --shadow-lg: 0 28px 76px -34px rgb(0 0 0 / 0.95);
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --font-display: "Source Sans 3", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  background:
    radial-gradient(760px 760px at -120px -220px, rgb(39 77 255 / 0.32), transparent 64%),
    radial-gradient(680px 680px at calc(100% + 180px) -160px, rgb(122 43 255 / 0.26), transparent 64%),
    radial-gradient(620px 620px at 42% 36%, rgb(11 176 201 / 0.12), transparent 68%),
    linear-gradient(180deg, #070813 0, #06070d 34rem),
    #06070d;
  color: var(--ink);
}

body::before {
  background:
    radial-gradient(rgb(255 255 255 / 0.055) 1px, transparent 1px);
  background-size: 36px 36px;
  opacity: 0.42;
  mask-image: radial-gradient(120% 80% at 50% 0%, #000 20%, transparent 76%);
}

body::after {
  position: fixed;
  inset: 0;
  z-index: var(--z-bg);
  background:
    linear-gradient(180deg, rgb(255 255 255 / 0.04), transparent 24rem),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  content: "";
  opacity: 0.04;
  pointer-events: none;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 800;
}

.site-nav,
.site-nav:not(.is-scrolled) {
  border-bottom-color: var(--line);
  background: rgb(8 9 16 / 0.72);
  backdrop-filter: blur(16px) saturate(140%);
  box-shadow: none;
}

.site-nav.is-scrolled {
  background: rgb(8 9 16 / 0.82);
  box-shadow: 0 14px 40px -30px rgb(0 0 0 / 0.95);
}

.brand,
.footer-brand,
.site-nav:not(.is-scrolled) .brand {
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 800;
}

.brand img {
  border: 1px solid var(--line);
  box-shadow: 0 10px 24px -18px var(--accent);
}

.nav-links a,
.footer-links a,
.nav-action,
.site-nav:not(.is-scrolled) .nav-links a,
.site-nav:not(.is-scrolled) .nav-action {
  color: var(--muted);
}

.nav-links a.is-active,
.nav-links a:hover,
.footer-links a:hover,
.nav-action:hover,
.site-nav:not(.is-scrolled) .nav-links a.is-active {
  color: var(--ink);
}

.nav-links a::after {
  height: 2px;
  border-radius: 999px;
  background: var(--accent);
}

.language-switch,
.site-nav:not(.is-scrolled) .language-switch,
.nav-action,
.site-nav:not(.is-scrolled) .nav-action {
  border-color: var(--line);
  background: var(--surface);
}

.language-switch button,
.site-nav:not(.is-scrolled) .language-switch button {
  color: var(--muted);
}

.language-switch button[aria-pressed="true"],
.language-switch button.is-active,
.site-nav:not(.is-scrolled) .language-switch button[aria-pressed="true"],
.site-nav:not(.is-scrolled) .language-switch button.is-active {
  background: rgb(255 255 255 / 0.12);
  color: var(--ink);
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 0.08);
}

.hero-atlas--kingdom {
  min-height: max(740px, calc(100svh - 64px));
  background:
    url("repo-docs-pixel-kingdom.png") center 38% / cover no-repeat,
    #080a13;
}

.hero-atlas__veil {
  background:
    radial-gradient(760px 440px at 76% 34%, rgb(91 148 255 / 0.2), transparent 70%),
    radial-gradient(560px 360px at 100% 54%, rgb(30 209 111 / 0.1), transparent 70%),
    linear-gradient(105deg, rgb(6 7 13 / 0.94) 0%, rgb(8 10 19 / 0.82) 42%, rgb(8 10 19 / 0.4) 72%, rgb(6 7 13 / 0.75) 100%),
    linear-gradient(180deg, rgb(6 7 13 / 0.5), transparent 36%, rgb(6 7 13 / 0.82));
}

.hero-atlas--kingdom .eyebrow,
.section-note {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-style: normal;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-atlas--kingdom .eyebrow::after {
  background: linear-gradient(90deg, var(--accent), transparent);
}

.hero-atlas--kingdom h1 {
  max-width: 13ch;
  color: var(--ink);
  font-weight: 900;
  letter-spacing: -0.035em;
}

.hero-atlas--kingdom .hero-pixel,
.hero-pixel {
  color: var(--accent-hover);
  font-style: normal;
}

.hero-atlas--kingdom .hero-lead,
.hero-atlas--kingdom .hero-aside {
  color: var(--muted);
}

.hero-install,
.contribute-panel,
.case-repo-tree,
.case-tabs,
.quest-advisor,
.quest-board,
.pixel-ledger,
.contrast-card,
.world-strip,
.inventory-card,
.path-track,
.workshop-art {
  border-color: var(--line);
  background:
    linear-gradient(180deg, rgb(255 255 255 / 0.07), rgb(255 255 255 / 0.025)),
    rgb(10 12 22 / 0.72);
  box-shadow: var(--shadow);
}

.hero-atlas--kingdom .hero-install {
  border-color: var(--line-strong);
  background:
    linear-gradient(180deg, rgb(255 255 255 / 0.08), rgb(255 255 255 / 0.03)),
    rgb(10 12 22 / 0.74);
  box-shadow: var(--shadow);
}

.hero-install-top,
.case-tree-head {
  border-bottom-color: var(--line);
  color: var(--muted);
}

.hero-install-top::before,
.case-tree-head::before {
  display: block;
  width: 42px;
  height: 11px;
  flex: 0 0 auto;
  border-radius: 999px;
  background:
    radial-gradient(circle at 5px 50%, #ff5f57 0 4px, transparent 4.5px),
    radial-gradient(circle at 20px 50%, #febc2e 0 4px, transparent 4.5px),
    radial-gradient(circle at 35px 50%, #28c840 0 4px, transparent 4.5px);
  content: "";
}

.hero-install-top .install-prompt-label,
.case-tree-head span {
  margin-right: auto;
}

.hero-install pre,
.hero-atlas--kingdom .hero-install pre {
  color: var(--ink-soft);
  background: rgb(6 7 13 / 0.68);
}

.button {
  border-radius: 13px;
}

.button-primary,
.hero-atlas--kingdom .button-primary {
  background: linear-gradient(180deg, #ffffff, #dce7ff);
  color: #04111f;
  box-shadow: 0 10px 34px -10px rgb(120 170 255 / 0.68), inset 0 1px 0 rgb(255 255 255 / 0.8);
}

.button-primary:hover,
.hero-atlas--kingdom .button-primary:hover {
  background: linear-gradient(180deg, #ffffff, #cddcff);
  color: #04111f;
  box-shadow: 0 16px 42px -12px rgb(120 170 255 / 0.95);
}

.button-secondary,
.button-copy,
.hero-atlas--kingdom .button-secondary,
.hero-atlas--kingdom .button-copy {
  border-color: var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  backdrop-filter: blur(8px);
}

.button-secondary:hover,
.button-copy:hover,
.hero-atlas--kingdom .button-secondary:hover,
.hero-atlas--kingdom .button-copy:hover {
  border-color: var(--line-strong);
  background: var(--surface-2);
  color: var(--ink);
}

.agents-strip--hero,
.world-strip,
.section,
.site-footer {
  color: var(--ink);
}

.hero-atlas--kingdom .agents-label,
.hero-atlas--kingdom .agents-strip li,
.agents-label,
.world-strip span,
.section p,
.workshop-copy > p,
.case-copy p,
.quest-heading p,
.install-copy p,
.loop-step p,
.inventory-card p,
.ledger-row span,
.case-markdown-content p,
.case-markdown-content li {
  color: var(--muted);
}

.contrast-band {
  border-top-color: var(--line);
}

.contrast-card--before {
  background:
    linear-gradient(180deg, rgb(255 177 61 / 0.08), rgb(255 255 255 / 0.025)),
    rgb(10 12 22 / 0.72);
}

.contrast-card--after,
.contrast-card--after .contrast-tag {
  color: var(--ink);
}

.contrast-tag--bright,
.contrast-bridge-node,
.contrast-bridge-line {
  color: var(--accent);
}

.contrast-bridge-line {
  background: linear-gradient(180deg, transparent, var(--accent), transparent);
}

.contrast-bridge-node {
  border-color: var(--accent);
  background: var(--bg);
  box-shadow: 0 0 28px rgb(91 148 255 / 0.48);
}

.world-strip {
  border-radius: var(--radius-lg);
}

.world-strip article::before {
  background: linear-gradient(90deg, var(--accent), rgb(45 212 238 / 0.48), transparent);
}

.world-strip strong,
.section h2,
.quest-heading h2,
.path-section h2,
.install-copy h2,
.workshop-copy h2,
.case-copy h2,
.ledger-row strong,
.inventory-card h3,
.quest-board h3,
.loop-step strong,
.case-tree-head strong,
.case-markdown-content h2,
.case-markdown-content h3,
.case-markdown-content h4,
.case-markdown-content h5 {
  color: var(--ink);
}

.section + .section {
  border-top-color: var(--line);
}

.case-section::before,
.install-section::before {
  background:
    radial-gradient(760px 420px at 16% 0%, rgb(91 148 255 / 0.08), transparent 70%),
    rgb(255 255 255 / 0.018);
  border-block-color: var(--line);
}

.section h2::after,
.quest-heading h2::after,
.path-section h2::after,
.install-copy h2::after,
.workshop-copy h2::after,
.case-copy h2::after {
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.quest-chips button,
.case-tabs button {
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
}

.quest-chips button:hover,
.case-tabs button:hover,
.tree-file:hover {
  color: var(--ink);
}

.quest-chips button.is-active,
.case-tabs button.is-active,
.tree-file.is-active {
  border-color: rgb(91 148 255 / 0.36);
  background: var(--accent-soft);
  color: var(--ink);
}

.pixel-ledger {
  background:
    linear-gradient(180deg, rgb(255 255 255 / 0.06), rgb(255 255 255 / 0.024)),
    rgb(10 12 22 / 0.72);
}

.ledger-row + .ledger-row,
.inventory-stats div,
.case-tree-pane,
.case-file-preview > span,
.quest-board article:nth-child(odd),
.quest-board article:nth-child(n + 3),
.loop-step + .loop-step {
  border-color: var(--line);
}

.ledger-row.is-active,
.ledger-row:hover,
.ledger-row:focus-visible {
  background: var(--accent-soft);
}

.inventory-card {
  position: relative;
  overflow: hidden;
}

.inventory-card::before {
  position: absolute;
  inset: -1px;
  background: radial-gradient(circle at 20% 0%, var(--card-glow, rgb(91 148 255 / 0.2)), transparent 42%);
  content: "";
  opacity: 0.75;
  pointer-events: none;
}

.inventory-card:nth-child(1) { --card-glow: rgb(91 148 255 / 0.24); }
.inventory-card:nth-child(2) { --card-glow: rgb(45 212 238 / 0.2); }
.inventory-card:nth-child(3) { --card-glow: rgb(30 209 111 / 0.18); }
.inventory-card:nth-child(4) { --card-glow: rgb(255 177 61 / 0.18); }

.inventory-card > * {
  position: relative;
}

@media (hover: hover) {
  .inventory-card:hover {
    border-color: var(--line-strong);
    background:
      linear-gradient(180deg, rgb(255 255 255 / 0.09), rgb(255 255 255 / 0.035)),
      rgb(10 12 22 / 0.78);
    box-shadow: 0 28px 64px -36px var(--card-glow, rgb(91 148 255 / 0.62));
  }
}

.inventory-stats dt,
.inventory-stats dd,
.quest-board article span,
.case-tree-head a {
  color: var(--accent-hover);
}

.case-tree-pane {
  background: rgb(6 7 13 / 0.58);
}

.tree-node {
  color: var(--ink-soft);
}

.tree-root,
.tree-folder {
  color: var(--muted);
}

.case-file-preview {
  background: rgb(6 7 13 / 0.82);
  color: var(--ink);
}

.case-file-preview > span {
  color: var(--muted);
  background: rgb(14 17 32 / 0.74);
}

.case-file-content {
  background:
    radial-gradient(640px 280px at 78% 0%, rgb(91 148 255 / 0.08), transparent 70%),
    rgb(6 7 13 / 0.52);
}

.case-markdown-content {
  color: var(--ink);
  font-family: var(--font-body);
}

.case-markdown-content code {
  border-color: var(--line);
  background: rgb(255 255 255 / 0.07);
  color: var(--ink-soft);
}

.case-markdown-content pre {
  border: 1px solid var(--line);
  background: #0a0c16;
  color: #cdd6e8;
}

.case-markdown-content th {
  background: rgb(91 148 255 / 0.1);
}

.quest-advisor,
.quest-board {
  background:
    linear-gradient(180deg, rgb(255 255 255 / 0.06), rgb(255 255 255 / 0.024)),
    rgb(10 12 22 / 0.72);
}

.quest-advisor > p {
  color: var(--ink);
}

.quest-board article.is-highlighted {
  background:
    radial-gradient(circle at 20% 0%, rgb(91 148 255 / 0.22), transparent 48%),
    rgb(91 148 255 / 0.08);
}

.path-track {
  gap: 0;
  border-color: var(--line);
  background: rgb(255 255 255 / 0.04);
}

.loop-step {
  background:
    linear-gradient(180deg, rgb(255 255 255 / 0.06), rgb(255 255 255 / 0.024)),
    rgb(10 12 22 / 0.72);
}

.loop-step::before {
  color: rgb(91 148 255 / 0.62);
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-style: normal;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.install-section--cta {
  border-color: var(--line);
}

.site-footer {
  border-top-color: var(--line);
}

.footer-links a::after {
  background: var(--accent);
}

@media (max-width: 760px) {
  .hero-atlas--kingdom h1 {
    letter-spacing: -0.035em;
  }

  .hero-install-top::before,
  .case-tree-head::before {
    display: none;
  }

  .install-section--cta {
    padding-inline: 22px;
  }
}

/* Unified motion and dense reference layout. */
:root {
  --max: 1280px;
  --motion-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --motion-fast: 180ms;
  --motion-base: 280ms;
  --motion-slow: 640ms;
  --section-y: clamp(56px, 7vw, 88px);
  --section-gap: clamp(28px, 4.8vw, 64px);
  --hover-rise: -4px;
}

html {
  scroll-padding-top: 86px;
}

.hero-atlas--kingdom {
  min-height: clamp(620px, calc(100svh - 64px), 760px);
}

.section {
  gap: var(--section-gap);
  padding: var(--section-y) 0;
}

.world-strip {
  margin-bottom: clamp(44px, 6vw, 72px);
}

.section-note {
  margin-bottom: 10px;
  line-height: 1.2;
}

.section p:not(.section-note),
.workshop-copy > p:not(.section-note),
.case-copy p:not(.section-note),
.quest-heading p:not(.section-note),
.install-copy p:not(.section-note) {
  max-width: 68ch;
}

.button,
.button-primary,
.button-secondary,
.button-copy,
.nav-action,
.language-switch button,
.quest-chips button,
.case-tabs button,
.ledger-row,
.inventory-card,
.loop-step,
.contribute-action {
  transition-timing-function: var(--motion-ease);
}

.map-section {
  grid-template-columns: minmax(320px, 0.78fr) minmax(440px, 1fr);
  align-items: center;
}

.pixel-ledger {
  align-self: stretch;
}

.ledger-row {
  min-height: 98px;
  align-items: center;
  transition:
    transform var(--motion-base) var(--motion-ease),
    background var(--motion-base) var(--motion-ease);
}

.workshop-copy {
  display: grid;
  max-width: none;
  grid-template-columns: minmax(280px, 0.68fr) minmax(0, 1.32fr);
  gap: 18px var(--section-gap);
  align-items: start;
}

.workshop-copy .section-note,
.workshop-copy h2,
.workshop-copy > p:not(.section-note) {
  grid-column: 1;
}

.workshop-copy .inventory-grid {
  grid-column: 2;
  grid-row: 1 / span 4;
  margin-top: 0;
}

.inventory-card {
  min-height: 190px;
}

.inventory-stats {
  margin-top: auto;
}

.case-section {
  gap: 18px;
}

.case-copy {
  display: grid;
  max-width: none;
  grid-template-columns: minmax(300px, 0.72fr) minmax(0, 1fr);
  gap: 14px var(--section-gap);
  align-items: end;
}

.case-copy .section-note,
.case-copy h2 {
  grid-column: 1;
}

.case-copy p:not(.section-note) {
  grid-column: 2;
  grid-row: 2;
  margin-bottom: 0;
}

.case-tabs {
  margin-top: -2px;
}

.case-tabs {
  gap: 0;
  padding: 0 10px;
}

.case-tabs button {
  position: relative;
  min-height: 56px;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.case-tabs button + button {
  border-left: 1px solid rgb(255 255 255 / 0.06);
}

.case-tabs button::after {
  position: absolute;
  right: 24px;
  bottom: 8px;
  left: 24px;
  height: 2px;
  border-radius: 999px;
  background: var(--accent);
  content: "";
  opacity: 0;
  transform: scaleX(0.4);
  transition:
    opacity var(--motion-base) var(--motion-ease),
    transform var(--motion-base) var(--motion-ease);
}

.case-tabs button.is-active {
  border-color: transparent;
  background: transparent;
  color: var(--ink);
  box-shadow: none;
}

.case-tabs button.is-active::after {
  opacity: 1;
  transform: scaleX(1);
}

.case-showcase,
.case-repo-tree {
  width: 100%;
}

.case-tree-split {
  min-height: min(68vh, 620px);
}

.quest-section {
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
  gap: 16px var(--section-gap);
}

.quest-heading {
  grid-column: 1;
  grid-row: 1 / span 2;
  max-width: 36ch;
}

.quest-advisor,
.quest-board {
  grid-column: 2;
}

.quest-advisor {
  grid-row: 1;
}

.quest-board {
  grid-row: 2;
}

.quest-board article {
  min-height: 150px;
}

.install-section--cta {
  grid-template-columns: minmax(320px, 0.78fr) minmax(440px, 1fr);
  gap: clamp(34px, 5vw, 72px);
  align-items: center;
  padding-block: clamp(56px, 7vw, 84px);
  padding-inline: clamp(40px, 6vw, 92px);
}

.install-section--cta .install-copy {
  max-width: 40ch;
}

.install-section--cta .install-copy h2 {
  font-size: clamp(2.35rem, 4.2vw, 4.25rem);
  line-height: 1.04;
}

.contribute-panel {
  align-self: center;
  width: min(100%, 560px);
  min-height: 0;
  justify-self: end;
}

.install-section--cta .contribute-panel {
  margin-right: clamp(8px, 1.8vw, 28px);
}

.contribute-actions {
  min-height: 0;
}

@media (hover: hover) {
  .button:hover,
  .nav-action:hover,
  .inventory-card:hover,
  .loop-step:hover,
  .contribute-action:hover {
    transform: translateY(var(--hover-rise));
  }

  .ledger-row:hover,
  .ledger-row:focus-visible {
    transform: translateX(5px);
  }

  .quest-chips button:hover,
  .case-tabs button:hover {
    transform: translateY(-2px);
  }
}

@media (prefers-reduced-motion: no-preference) {
  .case-repo-tree.is-active {
    animation: panel-rise var(--motion-slow) var(--motion-ease) both;
  }
}

@keyframes panel-rise {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.992);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 1060px) {
  .hero-atlas--kingdom {
    min-height: auto;
  }

  .map-section,
  .workshop-copy,
  .quest-section,
  .install-section--cta {
    grid-template-columns: 1fr;
  }

  .workshop-copy .section-note,
  .workshop-copy h2,
  .workshop-copy > p:not(.section-note),
  .workshop-copy .inventory-grid,
  .case-copy .section-note,
  .case-copy h2,
  .case-copy p:not(.section-note),
  .quest-heading,
  .quest-advisor,
  .quest-board {
    grid-column: auto;
    grid-row: auto;
  }

  .case-copy {
    grid-template-columns: 1fr;
  }

  .workshop-copy .inventory-grid {
    margin-top: 10px;
  }

  .quest-heading,
  .install-section--cta .install-copy {
    max-width: 68ch;
  }

  .contribute-panel {
    width: 100%;
    min-height: 0;
    justify-self: stretch;
    margin-right: 0;
  }
}

.site-footer {
  gap: clamp(18px, 3vw, 36px);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.footer-links a {
  min-height: 34px;
  padding: 7px 12px;
  border: 1px solid rgb(255 255 255 / 0.1);
  border-radius: 999px;
  background: rgb(255 255 255 / 0.035);
  color: rgb(223 228 240 / 0.82);
  font-size: 0.9rem;
  line-height: 1.1;
  text-decoration: none;
  transition:
    color var(--motion-base) var(--motion-ease),
    border-color var(--motion-base) var(--motion-ease),
    background var(--motion-base) var(--motion-ease),
    transform var(--motion-base) var(--motion-ease);
}

.footer-links a::after {
  display: none;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  border-color: rgb(91 148 255 / 0.42);
  background: rgb(91 148 255 / 0.12);
  color: var(--ink);
  transform: translateY(-1px);
}

.contribute-panel {
  grid-template-rows: auto auto;
  gap: 14px;
  padding: clamp(16px, 2vw, 22px);
  border-radius: 18px;
}

.contribute-panel-head {
  min-height: 28px;
  padding: 0;
}

.contribute-panel-head strong {
  max-width: 18ch;
  padding-right: 0;
  line-height: 1.15;
  text-align: right;
  text-wrap: balance;
}

.contribute-actions {
  gap: 10px;
}

.contribute-action {
  min-height: 116px;
  padding: 18px;
  border-radius: 14px;
}

.contribute-action strong {
  font-size: clamp(1.25rem, 1.65vw, 1.58rem);
}

.contribute-action::after {
  font-size: 0.86rem;
}

html[data-active-lang="zh"] .footer-links a {
  font-size: 0.92rem;
}

html[data-active-lang="zh"] .contribute-panel-head strong {
  max-width: 8em;
}

html[data-active-lang="zh"] .install-section--cta .install-copy h2 {
  max-width: 9.5em;
  font-size: clamp(2.05rem, 3.25vw, 3.25rem);
  line-height: 1.12;
  text-wrap: balance;
}

@media (max-width: 1060px) {
  .contribute-panel {
    align-self: stretch;
  }
}

@media (max-width: 760px) {
  .site-footer {
    align-items: flex-start;
  }

  .footer-links {
    justify-content: flex-start;
  }

  .contribute-panel-head {
    align-items: flex-start;
    flex-direction: row;
    flex-wrap: wrap;
  }

  .contribute-panel-head span {
    margin-right: 0;
  }

  .contribute-panel-head strong {
    width: 100%;
    max-width: none;
    margin-left: 0;
    text-align: left;
  }
}

@media (max-width: 760px) {
  :root {
    --section-y: 50px;
    --section-gap: 24px;
  }

  .section p:not(.section-note),
  .workshop-copy > p:not(.section-note),
  .case-copy p:not(.section-note),
  .quest-heading p:not(.section-note),
  .install-copy p:not(.section-note) {
    max-width: none;
  }

  .inventory-card,
  .quest-board article {
    min-height: 0;
  }

  .case-tree-split {
    min-height: 0;
  }
}