/* =========================================================
   Yoke Agent — marketing site
   Built on the Neuromancer design system.
   No build step. Tokens first, components second.
   ========================================================= */

/* ---------- 1. Theme tokens ---------- */

:root {
  --font-serif: 'Instrument Serif', ui-serif, Georgia, serif;
  --font-sans:  'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-mono:  'Geist Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  --breakpoint-xs: 30em;
  --breakpoint-md: 48em;
  --breakpoint-lg: 62em;

  --container-max: 1280px;
  --container-pad: clamp(1.5rem, 4vw, 3rem);

  --radius-xs: 6px;
  --radius-s:  8px;
  --radius-m:  12px;
  --radius-l:  16px;
  --radius-full: 9999px;
}

:root[data-theme="dark"] {
  --bg-primary:    #0a0a0a;
  --bg-secondary:  #141414;
  --bg-tertiary:   #1c1c1c;
  --fg-primary:    #f5f5f4;
  --fg-secondary:  #a8a29e;
  --fg-tertiary:   #78716c;
  --border:        #2a2a2a;
  --border-soft:   #1f1f1f;
  --accent:        #3f46ff;
  --accent-hover:  #5a60ff;
  --selection-bg:  #3f46ff;
  --selection-fg:  #ffffff;

  color-scheme: dark;
}

:root[data-theme="light"] {
  --bg-primary:    #ffffff;
  --bg-secondary:  #fafaf9;
  --bg-tertiary:   #f5f5f4;
  --fg-primary:    #0a0a0a;
  --fg-secondary:  #57534e;
  --fg-tertiary:   #78716c;
  --border:        #e7e5e4;
  --border-soft:   #f5f5f4;
  --accent:        #3f46ff;
  --accent-hover:  #2a31d9;
  --selection-bg:  #3f46ff;
  --selection-fg:  #ffffff;

  color-scheme: light;
}

/* ---------- 2. Reset + base ---------- */

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

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

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg-primary);
  color: var(--fg-primary);
  font-family: var(--font-sans);
  font-feature-settings: 'ss01', 'cv11';
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background 200ms ease, color 200ms ease;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 150ms ease;
}
a:hover { color: var(--fg-primary); }

code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  padding: 0.1em 0.4em;
  border-radius: var(--radius-s);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-soft);
  color: var(--fg-primary);
}

h1, h2, h3 {
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 0;
  font-weight: 400;
}

p { hyphens: auto; line-height: 1.55; max-width: 72ch; margin: 0; }

em {
  font-family: var(--font-serif);
  font-style: italic;
}

::selection {
  background: var(--selection-bg);
  color: var(--selection-fg);
}

:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 2px;
}

.skip-link {
  position: fixed;
  top: 0; left: 0;
  padding: 0.75rem 1rem;
  background: var(--accent);
  color: #fff;
  font-weight: 500;
  transform: translateY(-120%);
  transition: transform 200ms ease;
  z-index: 100;
}
.skip-link:focus-visible { transform: translateY(0); }

/* ---------- 3. Type helpers ---------- */

.serif {
  font-family: var(--font-serif);
  letter-spacing: -0.01em;
  font-feature-settings: 'ss01';
}

.mono {
  font-family: var(--font-mono);
  font-feature-settings: 'ss01', 'zero';
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--fg-tertiary);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.serif-display::before,
.serif-display::after {
  content: '';
  display: block;
  height: 0;
}
.serif-display::before { margin-top:    -0.18em; }
.serif-display::after  { margin-bottom: -0.18em; }

/* ---------- 4. Layout primitives ---------- */

.container-app {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
  width: 100%;
}

.section {
  padding-block: clamp(4rem, 9vw, 7rem);
  position: relative;
}
.section-alt {
  background:
    linear-gradient(180deg, transparent, color-mix(in oklab, var(--accent) 3%, transparent) 50%, transparent),
    var(--bg-primary);
  border-block: 1px solid var(--border-soft);
}
[data-theme="light"] .section-alt {
  background:
    linear-gradient(180deg, transparent, color-mix(in oklab, var(--accent) 4%, transparent) 50%, transparent),
    var(--bg-secondary);
}

.section-head {
  max-width: 820px;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
  display: grid;
  gap: 1rem;
}
.section-head h2 {
  font-size: clamp(2rem, 4.5vw, 3.5rem);
}
.section-lead {
  color: var(--fg-secondary);
  font-size: 1.125rem;
  max-width: 62ch;
}

/* ---------- 5. Components: Surface, Chip, Button ---------- */

.surface {
  background: var(--bg-secondary);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-l);
  overflow: hidden;
  transition: border-color 200ms ease, background 200ms ease, transform 200ms ease;
}
.surface:hover { border-color: var(--border); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1rem;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.9375rem;
  line-height: 1;
  border-radius: var(--radius-full);
  white-space: nowrap;
  cursor: pointer;
  transition:
    background 150ms ease,
    color 150ms ease,
    border-color 150ms ease,
    transform 150ms ease;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
}
.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--fg-primary);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  background: var(--bg-secondary);
  border-color: var(--fg-tertiary);
}

.btn-text {
  background: transparent;
  color: var(--fg-secondary);
  padding: 0.4rem 0.7rem;
  border: 1px solid transparent;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  cursor: pointer;
}
.btn-text:hover {
  background: var(--bg-tertiary);
  color: var(--fg-primary);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--fg-secondary);
  font-size: 0.78rem;
  font-family: var(--font-mono);
  transition: background 150ms ease, color 150ms ease, border-color 150ms ease, transform 150ms ease;
}
.chip:hover {
  color: var(--fg-primary);
  border-color: var(--fg-tertiary);
  background: var(--bg-tertiary);
  transform: translateY(-1px);
}

.cat-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  justify-self: start;
  width: 10rem;
  padding: 0.35rem 0.6rem;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid color-mix(in oklab, var(--accent) 40%, transparent);
  background: color-mix(in oklab, var(--accent) 10%, transparent);
}

/* ---------- 6. Nav ---------- */

.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--bg-primary) 85%, transparent);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--border-soft);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--fg-primary);
  font-weight: 500;
  letter-spacing: -0.01em;
}
.brand-mark {
  width: 22px;
  height: 22px;
  display: block;
  user-select: none;
}
[data-theme="dark"]  .brand-mark-light { display: none; }
[data-theme="light"] .brand-mark-dark  { display: none; }
.brand-name {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: -0.02em;
}
.brand-accent { color: var(--accent); }

.nav-links {
  display: none;
  gap: 1.5rem;
  align-items: center;
}
.nav-links a {
  color: var(--fg-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  position: relative;
}
.nav-links a:hover { color: var(--fg-primary); }

.nav-actions {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.nav-github { display: none; }

.lang-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  background: transparent;
  color: var(--fg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  cursor: pointer;
  overflow: hidden;
  transition: background 150ms ease, border-color 150ms ease, transform 150ms ease;
}
.lang-toggle:hover {
  background: var(--bg-secondary);
  border-color: var(--fg-tertiary);
}
.lang-flag {
  font-family:
    'Apple Color Emoji', 'Segoe UI Emoji', 'Noto Color Emoji',
    'Twemoji Mozilla', sans-serif;
  font-size: 15px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 200ms cubic-bezier(0.16, 1, 0.3, 1);
}
.lang-toggle:active .lang-flag { transform: scale(0.9); }

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  background: transparent;
  color: var(--fg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease, border-color 150ms ease;
}
.theme-toggle:hover {
  background: var(--bg-secondary);
  border-color: var(--fg-tertiary);
  color: var(--fg-primary);
}
.theme-toggle svg { width: 16px; height: 16px; }

[data-theme="dark"] .icon-sun,
[data-theme="light"] .icon-moon { display: none; }

@media (min-width: 62em) {
  .nav-links { display: inline-flex; }
  .nav-github { display: inline-flex; }
}

/* ---------- 7. Hero ---------- */

.hero {
  position: relative;
  padding-top: clamp(3rem, 8vw, 6rem);
  padding-bottom: clamp(4rem, 9vw, 7rem);
  overflow: hidden;
  isolation: isolate;
}

.hero-blob {
  position: absolute;
  inset: -10% -10% auto auto;
  width: min(80vw, 920px);
  aspect-ratio: 5 / 4;
  z-index: -1;
  pointer-events: none;
  animation: blobDrift 18s ease-in-out infinite alternate;
  will-change: transform;
}
.hero-blob svg { width: 100%; height: 100%; }

@keyframes blobDrift {
  0%   { transform: translate3d(-4%,  0,   0) scale(0.95) rotate( 0deg); }
  50%  { transform: translate3d( 4%, -3%,  0) scale(1.02) rotate(-4deg); }
  100% { transform: translate3d(-2%,  4%,  0) scale(1.05) rotate( 3deg); }
}

.noise {
  position: absolute; inset: 0;
  pointer-events: none;
  mix-blend-mode: overlay;
  opacity: 0.1;
  background-image: url("data:image/svg+xml;utf8,<svg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.6 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  -webkit-mask-image: radial-gradient(ellipse at 50% 50%, #000 25%, transparent 70%);
          mask-image: radial-gradient(ellipse at 50% 50%, #000 25%, transparent 70%);
}
[data-theme="light"] .noise {
  mix-blend-mode: multiply;
  opacity: 0.06;
}

.hero-inner {
  display: grid;
  gap: clamp(1.25rem, 2.5vw, 1.75rem);
  max-width: 920px;
}

.hero-eyebrow .dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent) 25%, transparent);
}

.hero-title {
  font-size: clamp(2.5rem, 6.2vw, 5.25rem);
  line-height: 1.04;
  letter-spacing: -0.025em;
  max-width: 22ch;
  text-wrap: balance;
  -webkit-hyphens: none;
          hyphens: none;
}
.hero-title br { display: block; content: ""; margin-top: 0.1em; }
.hero-title em {
  color: var(--accent);
  font-style: italic;
  letter-spacing: -0.015em;
}

.hero-lead {
  font-size: clamp(1.0625rem, 1.5vw, 1.25rem);
  color: var(--fg-secondary);
  max-width: 60ch;
}

.hero-cta {
  display: flex;
  gap: 0.625rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

.hero-stats {
  margin: clamp(2.5rem, 5vw, 4rem) 0 0 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--border-soft);
  padding-top: clamp(1.5rem, 3vw, 2rem);
}
.hero-stats > div {
  display: grid;
  gap: 0.4rem;
}
.hero-stats dd {
  margin: 0;
  font-size: clamp(2.5rem, 4vw, 3.25rem);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--fg-primary);
}
.hero-stats p {
  color: var(--fg-secondary);
  font-size: 0.875rem;
  max-width: 30ch;
}

@media (min-width: 48em) {
  .hero-stats { grid-template-columns: repeat(3, 1fr); gap: 1.75rem; }
}

/* ---------- 8. Callout ---------- */

.callout {
  position: relative;
  border-radius: var(--radius-l);
  padding: 1.75rem 1.75rem 1.75rem 2.25rem;
  border: 1px solid var(--border-soft);
  background: linear-gradient(
    180deg,
    color-mix(in oklab, var(--accent) 8%, var(--bg-secondary)) 0%,
    var(--bg-secondary) 100%
  );
  margin-bottom: clamp(2rem, 4vw, 3rem);
  display: grid;
  gap: 0.75rem;
}
.callout-rail {
  position: absolute;
  left: 0; top: 1.5rem; bottom: 1.5rem;
  width: 3px;
  border-radius: 0 999px 999px 0;
  background: var(--accent);
}
.callout-body {
  font-size: clamp(1.5rem, 2.5vw, 2.125rem);
  line-height: 1.2;
  color: var(--fg-primary);
  max-width: none;
}

/* ---------- 9. Pillars ---------- */

.pillars {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 48em) {
  .pillars { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
}

.pillar {
  padding: 1.5rem 1.5rem 1.75rem;
  display: grid;
  gap: 0.9rem;
}
.pillar-num {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--accent);
  text-transform: uppercase;
}
.pillar h3 {
  font-size: 1.5rem;
  line-height: 1.15;
}
.pillar p {
  color: var(--fg-secondary);
  font-size: 0.95rem;
}

/* ---------- 10. Workbenches ---------- */

.workbench-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}
@media (min-width: 62em) {
  .workbench-grid { grid-template-columns: 1fr 1fr; }
}

.workbench {
  padding: clamp(1.5rem, 2.5vw, 2rem);
  display: grid;
  gap: 1.5rem;
}

.workbench-head {
  display: grid;
  gap: 0.85rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-soft);
}
.workbench-head h3 {
  font-size: clamp(1.625rem, 2.5vw, 2rem);
  line-height: 1.1;
}

.workbench-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.1rem;
}
.workbench-steps li {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 0.9rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px dashed var(--border-soft);
}
.workbench-steps li:last-child { border-bottom: none; padding-bottom: 0; }

.step-k {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--accent);
  background: color-mix(in oklab, var(--accent) 10%, transparent);
  border: 1px solid color-mix(in oklab, var(--accent) 35%, transparent);
  border-radius: var(--radius-s);
  padding: 0.25rem 0.3rem;
  height: fit-content;
  text-align: center;
  font-weight: 600;
}
.workbench-steps h4 {
  margin: 0 0 0.25rem;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--fg-primary);
}
.workbench-steps p {
  margin: 0;
  color: var(--fg-secondary);
  font-size: 0.9375rem;
}

.chip-row {
  margin-top: 0.7rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

/* ---------- 11. Features ---------- */

.feature-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 48em) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 62em) { .feature-grid { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; } }

.feature {
  padding: 1.5rem 1.5rem 1.65rem;
  display: grid;
  gap: 0.8rem;
}
.feat-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-m);
  border: 1px solid color-mix(in oklab, var(--accent) 40%, transparent);
  background: color-mix(in oklab, var(--accent) 10%, transparent);
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.feat-icon svg { width: 18px; height: 18px; fill: none; }

.feature h3 { font-size: 1.25rem; line-height: 1.2; }
.feature p {
  color: var(--fg-secondary);
  font-size: 0.9375rem;
}

/* ---------- 12. Advantages ---------- */

.advantages {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 48em) { .advantages { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 62em) { .advantages { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; } }

.adv {
  padding: 1.5rem;
  display: grid;
  grid-template-columns: 60px minmax(0, 1fr);
  column-gap: 1rem;
  row-gap: 0.4rem;
  align-items: start;
}
.adv-k {
  grid-column: 1;
  grid-row: 1 / span 2;
  font-size: 2rem;
  letter-spacing: -0.04em;
  color: var(--accent);
  font-weight: 500;
  line-height: 1;
}
.adv h3 {
  grid-column: 2;
  grid-row: 1;
  font-size: 1.25rem;
  line-height: 1.2;
}
.adv p {
  grid-column: 2;
  grid-row: 2;
  color: var(--fg-secondary);
  font-size: 0.9375rem;
  max-width: none;
}

/* ---------- 13. Trade-offs ---------- */

.tradeoffs {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--border-soft);
}
.tradeoff {
  display: grid;
  gap: 0.65rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border-soft);
  grid-template-columns: 1fr;
  align-items: baseline;
  transition: background 200ms ease;
}
.tradeoff:hover { background: color-mix(in oklab, var(--fg-primary) 2%, transparent); }

@media (min-width: 48em) {
  .tradeoff {
    grid-template-columns: 220px 1fr;
    gap: 1.5rem;
    padding: 1.5rem 0;
  }
}

.tradeoff-tag {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-primary);
  font-weight: 500;
}
.tradeoff p {
  color: var(--fg-secondary);
  font-size: 0.9375rem;
  max-width: 66ch;
}

/* ---------- 14. Specs table ---------- */

.spec-table-wrap {
  padding: 0.5rem 0.75rem;
}
.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}
.spec-table th,
.spec-table td {
  padding: 0.95rem 1rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--border-soft);
}
.spec-table tr:last-child th,
.spec-table tr:last-child td { border-bottom: none; }
.spec-table th {
  width: 200px;
  font-weight: 500;
  color: var(--fg-tertiary);
}
.spec-table td { color: var(--fg-primary); }

/* ---------- 15. CTA ---------- */

.cta-section { padding-bottom: clamp(4rem, 7vw, 6rem); }

.cta-card {
  position: relative;
  border: 1px solid var(--border-soft);
  border-radius: calc(var(--radius-l) + 6px);
  padding: clamp(2rem, 4vw, 3.5rem);
  background: var(--bg-secondary);
  overflow: hidden;
  isolation: isolate;
  display: grid;
  gap: 1.1rem;
}
.cta-blob {
  position: absolute;
  inset: -10% -5% auto auto;
  width: min(60vw, 720px);
  aspect-ratio: 15 / 8;
  z-index: -1;
  pointer-events: none;
  animation: blobDrift 22s ease-in-out infinite alternate;
  will-change: transform;
}
.cta-blob svg { width: 100%; height: 100%; }
.cta-card h2 {
  font-size: clamp(2rem, 4vw, 3.25rem);
  max-width: 18ch;
}
.cta-card p {
  color: var(--fg-secondary);
  font-size: 1.0625rem;
  max-width: 52ch;
}
.cta-actions {
  display: flex;
  gap: 0.625rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

.cta-code {
  margin-top: 0.75rem;
  padding: 0;
  background: var(--bg-primary);
  border: 1px solid var(--border);
}
.cta-code-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0.9rem;
  border-bottom: 1px solid var(--border-soft);
}
.cta-code pre {
  margin: 0;
  padding: 1rem 1.1rem 1.2rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--fg-primary);
}
.cta-code pre code {
  background: transparent;
  border: none;
  padding: 0;
  font-size: inherit;
}
.tok-prompt { color: var(--accent); margin-right: 0.75rem; }
.tok-c      { color: var(--fg-tertiary); }

/* ---------- 16. Footer ---------- */

.site-footer {
  border-top: 1px solid var(--border-soft);
  padding: clamp(3rem, 5vw, 4rem) 0 2rem;
  margin-top: 0;
  background: var(--bg-primary);
}
.footer-inner {
  display: grid;
  gap: clamp(2rem, 4vw, 3rem);
  grid-template-columns: 1fr;
  align-items: start;
}
@media (min-width: 48em) {
  .footer-inner { grid-template-columns: 1.2fr 2fr; }
}

.footer-tag {
  color: var(--fg-secondary);
  margin-top: 0.8rem;
  font-size: 0.95rem;
  max-width: 36ch;
}

.footer-cols {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(3, 1fr);
}
.footer-cols ul {
  list-style: none;
  padding: 0;
  margin: 0.75rem 0 0;
  display: grid;
  gap: 0.45rem;
}
.footer-cols a {
  color: var(--fg-secondary);
  font-size: 0.9375rem;
}
.footer-cols a:hover { color: var(--fg-primary); }

.footer-bottom {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  justify-content: center;
  align-items: center;
  text-align: center;
  font-size: 0.75rem;
  color: var(--fg-tertiary);
  letter-spacing: 0.04em;
}
.footer-bottom .sep {
  margin-inline: 0.6rem;
  color: var(--border);
}

/* ---------- 16.5 Docs page ---------- */

.docs-hero {
  padding: clamp(3rem, 6vw, 5rem) 0 clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--border-soft);
}
.docs-hero .eyebrow { margin-bottom: 1rem; }
.docs-hero h1 {
  font-size: clamp(2.25rem, 5vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  max-width: 18ch;
  text-wrap: balance;
  -webkit-hyphens: none;
          hyphens: none;
}
.docs-hero h1 em { color: var(--accent); font-style: italic; }
.docs-hero-lead {
  margin-top: 1rem;
  color: var(--fg-secondary);
  font-size: 1.0625rem;
  max-width: 62ch;
}

.docs-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 3vw, 3rem);
  padding-top: clamp(2rem, 4vw, 3rem);
  padding-bottom: clamp(3rem, 5vw, 4.5rem);
  align-items: start;
}
@media (min-width: 62em) {
  .docs-shell { grid-template-columns: 240px minmax(0, 1fr); gap: 3.5rem; }
}

.docs-sidebar {
  position: relative;
}
@media (min-width: 62em) {
  .docs-sidebar {
    position: sticky;
    top: 88px;
    max-height: calc(100vh - 108px);
    overflow-y: auto;
    padding-right: 0.5rem;
  }
}

.docs-side-nav {
  display: grid;
  gap: 1.5rem;
}
.docs-side-group .eyebrow { margin-bottom: 0.6rem; display: block; }
.docs-side-group ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.05rem;
  border-left: 1px solid var(--border-soft);
}
.docs-side-group a {
  display: block;
  padding: 0.35rem 0.8rem;
  margin-left: -1px;
  border-left: 1px solid transparent;
  color: var(--fg-secondary);
  font-size: 0.875rem;
  line-height: 1.4;
  transition: color 150ms ease, border-color 150ms ease;
}
.docs-side-group a:hover {
  color: var(--fg-primary);
  border-left-color: var(--fg-tertiary);
}
.docs-side-group a.is-active,
.docs-side-group a[aria-current="true"] {
  color: var(--fg-primary);
  border-left-color: var(--accent);
}

.docs-main {
  min-width: 0;
  display: grid;
  gap: clamp(2.5rem, 4.5vw, 4rem);
}

.docs-section {
  display: grid;
  gap: 0.85rem;
  scroll-margin-top: 96px;
}
.docs-section > .eyebrow { margin-bottom: 0.25rem; }
.docs-section h2 {
  font-size: clamp(1.625rem, 3vw, 2.25rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
}
.docs-section h2 code {
  font-size: 0.75em;
  padding: 0.1em 0.4em;
  letter-spacing: 0;
  vertical-align: 0.08em;
}
.docs-section p {
  color: var(--fg-secondary);
  font-size: 0.9375rem;
  max-width: 72ch;
}
.docs-section p strong { color: var(--fg-primary); font-weight: 600; }

.docs-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
  max-width: 72ch;
}
.docs-list li {
  color: var(--fg-secondary);
  font-size: 0.9375rem;
  padding-left: 1.1rem;
  position: relative;
}
.docs-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.58em;
  width: 4px;
  height: 4px;
  border-radius: 999px;
  background: var(--accent);
}

.docs-endpoint-head {
  display: grid;
  gap: 0.55rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-soft);
  margin-bottom: 0.75rem;
}

.endpoint-list {
  display: grid;
  gap: 0;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--bg-secondary);
}
.endpoint-row {
  display: grid;
  grid-template-columns: 58px minmax(260px, 1fr);
  gap: 0.9rem;
  align-items: baseline;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-soft);
  transition: background 150ms ease;
}
.endpoint-row:last-child { border-bottom: none; }
.endpoint-row:hover { background: var(--bg-tertiary); }
@media (min-width: 48em) {
  .endpoint-row {
    grid-template-columns: 58px minmax(260px, auto) minmax(0, 1fr);
    gap: 1.1rem;
  }
}

.endpoint-path {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--fg-primary);
  background: transparent;
  border: none;
  padding: 0;
  word-break: break-all;
}
.endpoint-desc {
  color: var(--fg-secondary);
  font-size: 0.8125rem;
  line-height: 1.5;
}
@media (max-width: 47.999em) {
  .endpoint-desc { grid-column: 1 / -1; padding-left: 66px; }
}

.method-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 3px 7px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border);
  background: var(--bg-tertiary);
  min-width: 48px;
  height: 22px;
  line-height: 1;
}
.method-get    { color: var(--fg-secondary); background: transparent; }
.method-post   { color: var(--accent); border-color: color-mix(in oklab, var(--accent) 40%, transparent); background: color-mix(in oklab, var(--accent) 10%, transparent); }
.method-put    { color: #c9a227; border-color: color-mix(in oklab, #c9a227 45%, transparent); background: color-mix(in oklab, #c9a227 10%, transparent); }
.method-patch  { color: #8a7fd1; border-color: color-mix(in oklab, #8a7fd1 45%, transparent); background: color-mix(in oklab, #8a7fd1 10%, transparent); }
.method-delete { color: #d47a7a; border-color: color-mix(in oklab, #d47a7a 45%, transparent); background: color-mix(in oklab, #d47a7a 10%, transparent); }

.docs-code {
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--bg-secondary);
  border: 1px solid var(--border-soft);
  margin-top: 0.5rem;
}
.docs-code-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.55rem 0.9rem;
  border-bottom: 1px solid var(--border-soft);
}
.docs-code pre {
  margin: 0;
  padding: 1rem 1.1rem 1.2rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--fg-primary);
  background: var(--bg-primary);
}
.docs-code pre code {
  background: transparent;
  border: none;
  padding: 0;
  font-size: inherit;
}

.callout-plain {
  padding: 1.25rem 1.5rem 1.25rem 1.75rem;
  background: var(--bg-secondary);
}
.callout-plain p {
  color: var(--fg-secondary);
  font-size: 0.9375rem;
  max-width: 68ch;
}
.callout-plain a { color: var(--accent); }
.callout-plain a:hover { color: var(--accent-hover); }

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

/* ---------- 17. Reduced motion ---------- */

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

html { scroll-behavior: smooth; }