/* geekynuggets — Night Grid family. Vendored fonts; no CDN. Colors from tokens only. */

:root {
  --max: 68rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-ui);
  font-size: var(--fs-ui);
  line-height: var(--lh-ui);
}

body.skin-game,
body.skin-wiki {
  color: var(--ink);
  background-color: var(--grid-void);
  color-scheme: dark;
}

body.skin-game a,
body.skin-wiki a {
  color: var(--wind);
}

body.skin-game a:hover,
body.skin-wiki a:hover {
  color: var(--wind-mist);
}

a:focus-visible,
.formula:focus-visible {
  outline: 1px solid var(--solar);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  z-index: 20;
  padding: 0.4rem 0.75rem;
  font-weight: var(--fw-bold);
  text-decoration: none;
  background: var(--solar);
  color: var(--ink-on-paper);
}

.skip-link:focus {
  top: 0.75rem;
  color: var(--ink-on-paper);
}

.wrap {
  width: min(var(--max), calc(100% - 2rem));
  margin-inline: auto;
}

/* Anchor buttons: tokens own fill; keep them from inheriting link color. */
a.ng-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  box-sizing: border-box;
}

a.ng-btn.ng-btn-primary,
a.ng-btn.ng-btn-primary:hover,
a.ng-btn.ng-btn-primary:active,
a.ng-btn.ng-btn-primary:focus-visible {
  color: var(--btn-primary-fg);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-3) 0 0;
}

.ng-well {
  box-shadow: var(--shadow-ambient);
}

.ng-well a:not(.ng-btn) {
  color: var(--wind);
}

.ng-well a:not(.ng-btn):hover {
  color: var(--wind-mist);
}

/* ---- home (quiet personal landing; tokens imported, not game chrome) ---- */

body.skin-home {
  color: var(--ink);
  background-color: var(--grid-void);
  color-scheme: dark;
  min-height: 100vh;
}

body.skin-home .skip-link {
  background: var(--ink-on-paper);
  color: var(--paper);
}

body.skin-home a {
  color: var(--ink-on-paper);
}

body.skin-home a:hover {
  color: var(--ink-on-paper);
}

body.skin-home a:focus-visible {
  outline: 1px solid var(--solar);
  outline-offset: 3px;
}

body.skin-home h1 {
  color: var(--ink-on-paper);
  font-size: var(--fs-display-l);
}

.home-panel {
  padding-top: 22vh;
  padding-bottom: var(--space-6);
  max-width: 28rem;
}

.byline {
  margin: 0 0 var(--space-3);
  color: color-mix(in srgb, var(--ink-on-paper) 62%, var(--paper));
  font-family: var(--font-body);
  font-size: var(--fs-body);
}

.quiet-link {
  margin: 0;
  font-size: var(--fs-ui-sm);
}

.quiet-link a {
  color: color-mix(in srgb, var(--ink-on-paper) 55%, var(--paper));
  text-underline-offset: 3px;
}

.quiet-link a:hover {
  color: var(--ink-on-paper);
}

/* ---- header (ng-header: dark raised bar on game + wiki) ---- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  min-height: var(--space-6);
  padding-block: var(--space-1);
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin: 0;
  font-family: var(--font-ui);
  font-weight: var(--fw-bold);
  letter-spacing: var(--trk-ui);
}

.brand img {
  display: block;
  width: 2.25rem;
  height: 2.25rem;
  flex-shrink: 0;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  text-decoration: none;
}

.brand-link:hover {
  color: var(--ink);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-ui);
}

.header-nav a:not(.ng-btn) {
  color: var(--ink);
  font-size: var(--fs-ui);
  text-decoration: none;
}

.header-nav a:not(.ng-btn):hover {
  color: var(--wind);
}

.header-nav a[aria-current="page"],
.header-nav a.is-current {
  color: var(--solar);
  box-shadow: inset 0 -1px 0 var(--solar);
}

.status-pill {
  margin: 0;
  padding: 4px 8px;
  border: var(--border-width) solid var(--copper-hairline);
  border-radius: var(--radius-hud);
  background: var(--grid-raised);
  color: var(--watt);
  font-family: var(--font-ui);
  font-size: var(--fs-ui-xs);
  font-weight: var(--fw-bold);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

/* ---- type on void chrome ---- */

.hero {
  padding-top: var(--space-4);
  padding-bottom: var(--space-1);
}

.hero-bleed {
  position: relative;
  min-height: min(38rem, 82vh);
  margin: 0;
  padding: 0;
  overflow: hidden;
}

.hero-bleed-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 78% center;
}

.hero-bleed::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--void-60) 0%, transparent 58%);
  pointer-events: none;
}

.hero-copy {
  position: relative;
  z-index: 1;
  padding-top: var(--space-5);
  padding-bottom: var(--space-6);
  max-width: 34rem;
}

.hero-copy .pitch {
  max-width: 32rem;
}

.hero-lede {
  margin: 0 0 var(--space-2);
  max-width: 32rem;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--ink);
}

h1 {
  margin: 0 0 var(--space-2);
  font-family: var(--font-display);
  font-size: clamp(var(--fs-display-l), 3.5vw, var(--fs-display-xl));
  line-height: var(--lh-display);
  font-weight: var(--fw-bold);
  letter-spacing: var(--trk-display);
  color: var(--ink);
}

.ng-well h1 {
  color: var(--well-heading);
}

.pitch {
  margin: 0 0 var(--space-2);
  max-width: 46rem;
}

.status-note {
  margin: 0;
  max-width: 42rem;
  padding: 0.75rem 1rem;
  background: var(--grid-panel);
  border-left: 3px solid var(--copper);
  color: var(--ink-dim);
}

.ng-well .status-note {
  background: color-mix(in srgb, var(--copper) 12%, var(--paper));
  color: var(--ink-on-paper);
}

section {
  padding-block: var(--space-3);
}

h2 {
  margin: 0 0 var(--space-1);
  font-family: var(--font-display);
  font-size: var(--fs-display-m);
  font-weight: var(--fw-bold);
  letter-spacing: var(--trk-display);
  color: var(--ink);
}

.ng-well h2 {
  color: var(--well-heading);
}

h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: var(--fs-ui);
  font-weight: var(--fw-bold);
  letter-spacing: var(--trk-display);
  color: var(--ink);
}

.ng-well h3 {
  color: var(--well-heading);
}

.lede,
.muted {
  color: var(--ink-dim);
}

.lede {
  margin: 0 0 var(--space-2);
  max-width: 42rem;
}

.ng-well .lede,
.ng-well .muted,
.ng-well .placeholder-sub {
  color: color-mix(in srgb, var(--ink-on-paper) 72%, var(--paper));
}

.ng-well .ng-panel h3,
.ng-well .ng-panel strong {
  color: var(--ink);
}

.ng-well .ng-panel p {
  color: var(--ink-dim);
}

.source-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.source-grid p {
  margin: 0;
  color: var(--ink-dim);
  font-size: var(--fs-ui-sm);
}

.feature-list {
  margin: var(--space-2) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-2);
}

.feature-list li {
  padding: 0;
}

.ng-well .feature-list li:not(.ng-panel) {
  color: var(--ink-on-paper);
}

.feature-list strong {
  color: var(--ink);
}

.ng-well .feature-list li:not(.ng-panel) strong {
  color: var(--ink-on-paper);
}

.loop-list {
  margin: var(--space-2) 0 var(--space-3);
  padding-left: 1.25rem;
  max-width: 42rem;
}

.loop-list li + li {
  margin-top: 0.35rem;
}

.formula-label {
  margin: 0 0 var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--fs-ui-xs);
  font-weight: var(--fw-bold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.ng-well .formula-label {
  color: var(--ink-on-paper);
}

.formula {
  margin: 0;
  padding: 0.9rem 1rem;
  overflow-x: auto;
  background: var(--grid-inset);
  border: var(--border-width) solid var(--copper-hairline);
  border-radius: var(--radius-hud);
  color: var(--watt);
  font-family: var(--font-mono);
  font-size: var(--fs-ui-sm);
  line-height: 1.4;
}

.hero-figure {
  margin: var(--space-3) 0 0;
}

.hero-art {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-panel);
  border: var(--border-width) solid var(--copper-hairline);
  box-shadow: var(--shadow-ambient);
  background: var(--grid-inset);
}

.source-glyph {
  display: inline-block;
  width: 1.5rem;
  height: 1.5rem;
  vertical-align: -0.28rem;
  margin-right: 0.15rem;
}

.placeholder-frame {
  display: grid;
  place-items: center;
  min-height: 12rem;
  text-align: center;
}

.placeholder-frame p {
  margin: 0;
  font-weight: var(--fw-bold);
}

.placeholder-sub {
  margin-top: 0.35rem !important;
  font-weight: var(--fw-regular) !important;
  color: var(--ink-dim);
  font-size: var(--fs-ui-sm);
}

.plain-list {
  margin: var(--space-1) 0 var(--space-2);
  padding-left: 1.2rem;
}

.site-footer {
  margin-top: var(--space-2);
  padding: var(--space-3) 0 var(--space-4);
  border-top: var(--border-width) solid var(--copper-hairline);
  color: var(--ink-dim);
  font-size: var(--fs-ui-sm);
}

.site-footer p {
  margin: 0;
}

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

/* ---- wiki reading ---- */

.wiki-shell.wrap {
  width: min(82rem, calc(100% - 2rem));
}

.wiki-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  padding-top: var(--space-3);
  padding-bottom: var(--space-6);
  align-items: start;
}

.wiki-article {
  min-width: 0;
  padding: 0;
}

.wiki-article > h1 {
  margin-top: 0;
}

.wiki-sidebar {
  /* ng-panel supplies fill, hairline, radius, pad */
}

.wiki-sidebar-label,
.wiki-related-label,
.related-label,
.toc-label,
.wiki-nav-label {
  margin: 0 0 0.45rem;
  font-family: var(--font-mono);
  font-size: var(--fs-ui-xs);
  font-weight: var(--fw-bold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.ng-well .wiki-related-label,
.ng-well .toc-label,
.ng-well .related-label {
  color: var(--ink-on-paper);
}

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

.wiki-sidebar li + li {
  margin-top: 0.15rem;
}

.wiki-sidebar a,
.wiki-nav-pages a {
  display: block;
  color: var(--ink);
  font-size: var(--fs-ui);
  text-decoration: none;
  padding: 6px 8px;
  border-radius: 4px;
}

.wiki-sidebar a:hover,
.wiki-nav-pages a:hover,
.wiki-nav a:hover {
  color: var(--wind);
}

.wiki-nav-pages a.is-current,
.wiki-sidebar a.is-active,
.wiki-sidebar a.is-current,
.wiki-sidebar a[aria-current="page"],
.wiki-nav a[aria-current="page"],
.wiki-nav a.is-current {
  color: var(--solar);
  font-weight: var(--fw-bold);
  background: var(--grid-inset);
  box-shadow: inset 2px 0 0 var(--solar);
}

.wiki-sidebar-home {
  margin: 0 0 0.65rem;
  font-weight: var(--fw-bold);
}

.wiki-sidebar-home a {
  text-decoration: none;
}

.wiki-nav,
.related-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.wiki-nav-section {
  margin: 0.15rem 0;
}

.wiki-nav-section > a {
  display: block;
  color: var(--ink);
  font-size: var(--fs-ui);
  font-weight: var(--fw-bold);
  text-decoration: none;
}

.wiki-nav-pages {
  margin: 4px 0 8px 8px;
  padding-left: 8px;
  border-left: 1px solid var(--copper-hairline);
}

.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ink);
}

.crumbs a {
  color: var(--ink);
}

.crumbs a:hover {
  color: var(--wind);
}

.crumbs span {
  color: var(--ink-dim);
}

.toc {
  margin: 0 0 var(--space-3);
  padding: 0.9rem 1rem;
  background: color-mix(in srgb, var(--copper) 10%, var(--paper));
  border: var(--border-width) solid var(--copper-hairline);
  border-radius: var(--radius-panel);
  max-width: 42rem;
}

.toc a {
  color: var(--wind);
  font-size: var(--fs-ui);
}

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

.toc li + li {
  margin-top: 0.2rem;
}

.wiki-body {
  max-width: 46rem;
}

.wiki-body h1 {
  margin-top: 0;
}

.wiki-body h2 {
  margin-top: var(--space-4);
}

.wiki-body h3 {
  margin-top: var(--space-3);
  color: var(--ink-on-paper);
}

.wiki-body p,
.wiki-body li {
  color: var(--ink-on-paper);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
}

.wiki-body blockquote {
  margin: 1rem 0;
  padding: 0.6rem 1rem;
  border-left: 3px solid var(--copper);
  background: color-mix(in srgb, var(--copper) 10%, var(--paper));
  color: var(--ink-on-paper);
}

.wiki-body pre,
.wiki-body code {
  font-family: var(--font-mono);
}

.wiki-body pre {
  padding: 0.9rem 1rem;
  overflow-x: auto;
  background: var(--grid-inset);
  border: var(--border-width) solid var(--copper-hairline);
  border-radius: var(--radius-hud);
  color: var(--ink);
  font-size: var(--fs-ui-sm);
}

.wiki-body :not(pre) > code {
  font-size: 0.92em;
  background: color-mix(in srgb, var(--copper) 14%, var(--paper));
  color: var(--ink-on-paper);
  padding: 0.1em 0.35em;
}

.wiki-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: var(--fs-ui-sm);
}

.wiki-body th,
.wiki-body td {
  border: var(--border-width) solid var(--copper-hairline);
  padding: 0.45rem 0.65rem;
  text-align: left;
  vertical-align: top;
  color: var(--ink-on-paper);
}

.wiki-body th {
  background: color-mix(in srgb, var(--copper) 12%, var(--paper));
}

.wiki-index {
  margin: var(--space-2) 0 0;
  padding-left: 1.2rem;
}

.wiki-index li + li {
  margin-top: 0.35rem;
}

.wiki-child-heading {
  margin-top: var(--space-4);
}

.wiki-browse {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.wiki-browse-block {
  /* filled via ng-panel if used; fallback chrome: */
  padding: var(--pad-panel);
  background: var(--grid-panel);
  border: var(--border-width) solid var(--copper-hairline);
  border-radius: var(--radius-panel);
}

.wiki-browse-block h2 {
  margin: 0 0 0.35rem;
  font-size: var(--fs-ui);
}

.wiki-browse-block h2 a {
  color: var(--wind);
  text-decoration: none;
}

.wiki-browse-block h2 a:hover {
  text-decoration: underline;
}

.wiki-browse-block .muted {
  margin: 0 0 var(--space-1);
  font-size: var(--fs-ui-sm);
}

.wiki-browse-block ul {
  margin: 0;
  padding-left: 1.15rem;
}

.wiki-browse-block li + li {
  margin-top: 0.2rem;
}

.wiki-section-pages {
  margin-top: var(--space-3);
}

.related-box,
.wiki-related {
  margin-top: var(--space-4);
  padding: 0.9rem 1rem;
  background: color-mix(in srgb, var(--copper) 10%, var(--paper));
  border: var(--border-width) solid var(--copper-hairline);
  border-radius: var(--radius-panel);
  max-width: 46rem;
}

.related-list li + li,
.wiki-related li + li {
  margin-top: 0.25rem;
}

.wiki-related ul,
.related-list {
  margin: 0;
  padding-left: 1.1rem;
}

.wiki-hub {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  margin: var(--space-2) 0 0;
  padding: 0;
  list-style: none;
}

.wiki-hub li {
  padding: 0.9rem 1rem;
  background: var(--grid-panel);
  border: var(--border-width) solid var(--copper-hairline);
  border-radius: var(--radius-panel);
}

.wiki-hub strong {
  display: block;
  margin-bottom: 0.2rem;
}

.wiki-hub p {
  margin: 0;
  color: var(--ink-dim);
  font-size: var(--fs-ui-sm);
}

@media (min-width: 640px) {
  .source-grid {
    grid-template-columns: 1fr 1fr;
  }

  .feature-list {
    grid-template-columns: 1fr 1fr;
  }

  .wiki-hub {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 860px) {
  .wiki-shell {
    grid-template-columns: 15.75rem minmax(0, 1fr);
  }

  .wiki-sidebar {
    position: sticky;
    top: 4.25rem;
  }
}

@media (min-width: 900px) {
  .wiki-browse {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 960px) {
  .source-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .hero {
    padding-top: var(--space-5);
  }
}

@media (min-width: 1100px) {
  .wiki-browse {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

@media (max-width: 800px) {
  .wiki-nav ul.wiki-nav {
    display: block;
  }
}

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


/* Night Grid nav lock — beat body.skin-* a { wind }. No new hues. */
body.skin-game .header-nav a:not(.ng-btn),
body.skin-wiki .header-nav a:not(.ng-btn) {
  color: var(--ink);
  font-size: var(--fs-ui);
  text-decoration: none;
}
body.skin-game .header-nav a:not(.ng-btn):hover,
body.skin-wiki .header-nav a:not(.ng-btn):hover {
  color: var(--wind);
}
body.skin-game .header-nav a[aria-current="page"],
body.skin-game .header-nav a.is-current,
body.skin-wiki .header-nav a[aria-current="page"],
body.skin-wiki .header-nav a.is-current {
  color: var(--solar);
  box-shadow: inset 0 -1px 0 var(--solar);
}

body.skin-wiki .wiki-sidebar a,
body.skin-wiki .wiki-nav-pages a,
body.skin-wiki .wiki-nav-section > a,
body.skin-wiki .wiki-sidebar-home a {
  color: var(--ink);
  font-size: var(--fs-ui);
}
body.skin-wiki .wiki-sidebar a:hover,
body.skin-wiki .wiki-nav-pages a:hover,
body.skin-wiki .wiki-nav a:hover,
body.skin-wiki .wiki-sidebar-home a:hover {
  color: var(--wind);
}
body.skin-wiki .wiki-nav-pages a.is-current,
body.skin-wiki .wiki-sidebar a.is-active,
body.skin-wiki .wiki-sidebar a.is-current,
body.skin-wiki .wiki-sidebar a[aria-current="page"],
body.skin-wiki .wiki-sidebar-home a.is-current,
body.skin-wiki .wiki-sidebar-home a[aria-current="page"],
body.skin-wiki .wiki-nav a[aria-current="page"],
body.skin-wiki .wiki-nav a.is-current,
body.skin-wiki .wiki-nav-section > a[aria-current="page"] {
  color: var(--solar);
  font-weight: var(--fw-bold);
  background: var(--grid-inset);
  box-shadow: inset 2px 0 0 var(--solar);
}

body.skin-wiki .wiki-nav-pages {
  list-style: none;
  margin: 4px 0 8px 8px;
  padding: 0 0 0 8px;
  border-left: 1px solid var(--copper-hairline);
}

body.skin-wiki .crumbs a {
  color: var(--ink);
}
body.skin-wiki .crumbs a:hover {
  color: var(--wind);
}
body.skin-wiki .crumbs span {
  color: var(--ink-dim);
}

body.skin-wiki .ng-well .toc a {
  color: var(--wind);
  font-size: var(--fs-ui);
}