/* GENERATED by scripts/build_site_chrome.py from site.css — do not edit by hand.
   The 1.0 header and footer for pages still on base.html. */

:root, html[data-theme="dark"] {
  --muted: #a2b9ac;
  --label: #3ce078;
  --action-bg: #3ce078;
  --action-fg: #04130a;
  --stage: #10261b;
  --shadow: 0 18px 56px rgba(0, 0, 0, 0.2);

  --header-glow:
    0 0 14px rgba(60, 224, 120, 0.55),
    0 0 36px rgba(60, 224, 120, 0.25);
  --btn-glow:
    0 0 28px rgba(60, 224, 120, 0.4),
    inset 0 0 26px rgba(60, 224, 120, 0.1);

  --font-main: "JetBrains Mono", ui-monospace, monospace;
  /* The pre-1.0 logo face, kept by request (owner, 2026-10-13); body text stays in the new font. */
  --font-wordmark: "JetBrains Mono", ui-monospace, monospace;
  --font-reading: "IBM Plex Sans", system-ui, sans-serif;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: clamp(1.0625rem, 1rem + 0.25vw, 1.1875rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.6vw, 1.625rem);
  --text-2xl: clamp(1.625rem, 1.2rem + 1.65vw, 2.5rem);
  --text-3xl: clamp(2rem, 1.25rem + 3vw, 4rem);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;

  --radius-sm: 0.375rem;
  --radius: 1rem;
  --radius-lg: 1.5rem;
  --container: 74rem;
}
html[data-theme="light"] {
  --label: #0e1410;
  --muted: #526058;
  --action-bg: #3ce078;
  --action-fg: #04130a;
  --stage: #ecfcf2;
  --shadow: 0 18px 56px rgba(14, 20, 16, 0.06);

  --header-glow: none;
  --btn-glow: 0 0 24px rgba(60, 224, 120, 0.45);
}

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

.fine-print {
  color: var(--muted);
  font-size: var(--text-sm);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  z-index: 100;
  top: var(--space-4);
  left: var(--space-4);
  max-width: calc(100% - 2rem);
  padding: var(--space-3) var(--space-4);
  transform: translateY(-200%);
  border: 2px solid var(--label);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--fg);
}

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

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-2);
  min-height: 2.875rem;
  max-width: 100%;
  padding: 0.75rem 1.1rem;
  border: 1px solid var(--muted);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--fg);
  font-family: var(--font-main);
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1.5;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition:
    border-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

.button:hover {
  border-color: var(--label);
  text-decoration: none;
}

.button:active {
  transform: translateY(1px);
}

.button-primary {
  border-color: var(--action-bg);
  background: var(--action-bg);
  color: var(--action-fg);
  box-shadow: var(--btn-glow);
}

.button-primary:hover {
  border-color: var(--action-bg);
  box-shadow: var(--btn-glow), 0 0 0 2px var(--panel);
}

.site-header {
  /* Locked to the top while the page scrolls (owner, 2026-10-06). Opaque, above the scroll
     story's pinned diagram, and a little tighter once the page has moved. */
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  transition: box-shadow 160ms ease;
}

.site-header.is-scrolled {
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
}

.site-header.is-scrolled .site-header-inner {
  padding-block: var(--space-3);
}

.site-header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4) var(--space-6);
  padding-block: var(--space-5);
}

.wordmark {
  color: var(--label);
  font-family: var(--font-wordmark);
  font-weight: 700;
  font-size: 1.4375rem;
  line-height: 1.2;
  letter-spacing: 0.16em;
  text-decoration: none;
  text-shadow: var(--header-glow);
}

.primary-nav {
  width: 100%;
}

.primary-nav ul {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-4);
  margin: 0;
  padding: 0;
  list-style: none;
}

.primary-nav li {
  margin: 0;
}

.primary-nav a:not(.button) {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  color: var(--fg);
  font-size: var(--text-sm);
  text-decoration: none;
}

.primary-nav a:not(.button):hover,
.primary-nav a:not(.button)[aria-current="page"] {
  color: var(--label);
}

.primary-nav a[aria-current="page"] {
  text-decoration: underline;
}

.primary-nav .nav-tools {
  position: relative;
}

.primary-nav .nav-tools-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.3em;
  min-height: 2.75rem;
  padding: 0;
  border: 0;
  background: none;
  color: var(--fg);
  font: inherit;
  font-size: var(--text-sm);
  cursor: pointer;
}

.primary-nav .nav-tools-toggle:hover,
.primary-nav .nav-tools-toggle[aria-expanded="true"],
.primary-nav .nav-tools.is-current .nav-tools-toggle {
  color: var(--label);
}

.primary-nav .nav-tools-caret {
  font-size: 0.8em;
}

.primary-nav .nav-tools-label {
  display: none;
}

.primary-nav .nav-tools-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: calc(-1 * var(--space-3));
  z-index: 20;
  min-width: 13rem;
  margin: 0;
  padding: var(--space-2) var(--space-3);
  list-style: none;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.18);
}

.primary-nav .nav-tools.is-open .nav-tools-menu {
  display: block;
}

.primary-nav .nav-tools-menu a:not(.button) {
  display: flex;
  white-space: nowrap;
}

.header-cta-compact,
.menu-toggle {
  display: none;
}

@media (max-width: 59.99rem) {
  .site-header-inner {
    position: relative;
    flex-wrap: nowrap;
    gap: var(--space-3);
    padding-block: var(--space-3);
  }
  .site-header .wordmark {
    margin-right: auto;
    font-size: 1.25rem;
  }
  .header-cta-compact {
    display: inline-flex;
    min-height: 2.5rem;
    padding-inline: var(--space-3);
    white-space: nowrap;
  }
  .menu-toggle {
    display: inline-flex;
    min-height: 2.5rem;
    padding-inline: var(--space-3);
    cursor: pointer;
  }
  .menu-toggle[aria-expanded="true"] {
    border-color: var(--label);
    color: var(--label);
  }
  .site-header .primary-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    width: auto;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.18);
  }
  .site-header.menu-open .primary-nav {
    display: block;
  }
  .site-header .primary-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-2) var(--space-5) var(--space-4);
  }
  .site-header .primary-nav a:not(.button) {
    display: flex;
    min-height: 3rem;
    border-bottom: 1px solid var(--border);
  }
  .site-header .primary-nav .button {
    margin-top: var(--space-3);
    justify-content: center;
    width: 100%;
  }
  .site-header .primary-nav .nav-tools-toggle {
    display: none;
  }
  .site-header .primary-nav .nav-tools-label {
    display: block;
    padding-top: var(--space-3);
    color: var(--muted);
    font-size: var(--text-xs);
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }
  .site-header .primary-nav .nav-tools-menu {
    display: block;
    position: static;
    min-width: 0;
    padding: 0 0 0 var(--space-3);
    border: 0;
    border-radius: 0;
    box-shadow: none;
    background: none;
  }
  /* The bar already carries it. */
  .site-header .primary-nav #nav-cta {
    display: none;
  }
}

@media (min-width: 60rem) {
  .site-header .primary-nav {
    width: auto;
  }
}

@media (max-width: 23rem) {
  .site-header-inner {
    gap: var(--space-2);
  }
  .site-header .wordmark {
    font-size: 1rem;
    letter-spacing: 0.04em;
  }
  .header-cta-compact,
  .menu-toggle {
    padding-inline: var(--space-2);
    font-size: 0.72rem;
  }
}

.site-footer {
  padding-block: var(--space-7);
  border-top: 1px solid var(--border);
  background: var(--panel);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6) var(--space-5);
}

.footer-grid h2 {
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
}

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

.footer-grid a {
  display: inline-block;
  padding-block: var(--space-1);
  color: var(--muted);
  font-size: var(--text-sm);
  text-decoration: none;
}

.footer-grid a:hover {
  color: var(--label);
  text-decoration: underline;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-5);
  margin-top: var(--space-7);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border);
}

.theme-control {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  color: var(--muted);
  font-size: var(--text-sm);
}

.theme-control select {
  min-height: 2.75rem;
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--muted);
  border-radius: var(--radius-sm);
  background: var(--panel2);
  color: var(--fg);
}

@media (min-width: 42rem) {
  .container {
    width: min(var(--container), calc(100% - 3rem));
  }
  .footer-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 64rem) {
  .primary-nav {
    width: auto;
  }
}

@media (max-width: 23rem) {
  .footer-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .button {
    padding-inline: var(--space-3);
  }
}

@media (forced-colors: active) {
  .button-primary {
    box-shadow: none;
  }
}

@media print {
  .container {
    width: 100%;
  }
}