/* ==========================================================================
 * OKO Shared Polish Layer — Styles & Elevation Tokens (assets/css/polish.css)
 * Paired runtime script: /assets/js/polish.js
 *
 * Provides dual-layer depth shadows (sharp contact shadow + diffuse ambient
 * shadow), dark-mode shadow variants aligned with /assets/brand/oko-tokens.css,
 * and motion utility classes (.fade-up, .parallax, .hover-lift) with full
 * prefers-reduced-motion overrides.
 * ========================================================================== */

:root {
  /* ---- Brand-tinted shadow base (LIGHT ground: YoRHa tan #f0ece3) ------- */
  --shadow-color-tint: rgba(138, 95, 28, 0.14);

  /* ---- Core shadow primitives ------------------------------------------- */
  --shadow-soft:
    0 1px 2px rgba(28, 24, 21, 0.05),
    0 6px 16px -2px rgba(28, 24, 21, 0.07);
  --shadow-medium:
    0 2px 4px rgba(28, 24, 21, 0.06),
    0 12px 28px -4px rgba(28, 24, 21, 0.11);
  --shadow-hard:
    0 4px 8px rgba(28, 24, 21, 0.10),
    0 24px 48px -8px rgba(28, 24, 21, 0.18);
  --shadow-glow:
    0 0 0 1px rgba(138, 95, 28, 0.22),
    0 8px 28px -4px var(--shadow-color-tint);

  /* ---- 5-tier Elevation Stack (sharp contact + large diffuse shadow) ---- */
  --elev-1:
    0 1px 2px rgba(28, 24, 21, 0.05),
    0 3px 8px -1px rgba(28, 24, 21, 0.06);
  --elev-2:
    0 2px 4px rgba(28, 24, 21, 0.06),
    0 8px 20px -3px rgba(28, 24, 21, 0.09);
  --elev-3:
    0 3px 6px rgba(28, 24, 21, 0.07),
    0 14px 32px -4px rgba(28, 24, 21, 0.12),
    0 0 20px -6px var(--shadow-color-tint);
  --elev-4:
    0 5px 10px rgba(28, 24, 21, 0.09),
    0 22px 44px -6px rgba(28, 24, 21, 0.15),
    0 0 28px -4px var(--shadow-color-tint);
  --elev-5:
    0 8px 16px rgba(28, 24, 21, 0.11),
    0 32px 64px -10px rgba(28, 24, 21, 0.20),
    0 0 36px -2px var(--shadow-color-tint);
}

/* Dark mode variants: detected in assets/brand/oko-tokens.css,
 * assets/brand/oko-theme.js, index.html, and investors/*.html.
 * Honors both system preference (unless explicitly set to light) and
 * explicit [data-theme="dark"] / .oko-artwork grounds. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --shadow-color-tint: rgba(223, 186, 137, 0.16);

    --shadow-soft:
      0 1px 2px rgba(2, 5, 10, 0.45),
      0 6px 18px -2px rgba(2, 5, 10, 0.50);
    --shadow-medium:
      0 2px 5px rgba(2, 5, 10, 0.55),
      0 14px 32px -4px rgba(2, 5, 10, 0.62);
    --shadow-hard:
      0 4px 10px rgba(2, 5, 10, 0.65),
      0 26px 56px -8px rgba(2, 5, 10, 0.76);
    --shadow-glow:
      0 0 0 1px rgba(223, 186, 137, 0.28),
      0 10px 32px -4px var(--shadow-color-tint);

    --elev-1:
      0 1px 2px rgba(2, 5, 10, 0.42),
      0 4px 10px -1px rgba(2, 5, 10, 0.48);
    --elev-2:
      0 2px 4px rgba(2, 5, 10, 0.48),
      0 10px 24px -3px rgba(2, 5, 10, 0.56);
    --elev-3:
      0 3px 7px rgba(2, 5, 10, 0.54),
      0 16px 36px -4px rgba(2, 5, 10, 0.64),
      0 0 24px -6px var(--shadow-color-tint);
    --elev-4:
      0 5px 12px rgba(2, 5, 10, 0.60),
      0 24px 48px -6px rgba(2, 5, 10, 0.72),
      0 0 32px -4px var(--shadow-color-tint);
    --elev-5:
      0 8px 18px rgba(2, 5, 10, 0.68),
      0 36px 72px -10px rgba(2, 5, 10, 0.82),
      0 0 42px -2px var(--shadow-color-tint);
  }
}

:root[data-theme="dark"],
:root.oko-artwork {
  --shadow-color-tint: rgba(223, 186, 137, 0.16);

  --shadow-soft:
    0 1px 2px rgba(2, 5, 10, 0.45),
    0 6px 18px -2px rgba(2, 5, 10, 0.50);
  --shadow-medium:
    0 2px 5px rgba(2, 5, 10, 0.55),
    0 14px 32px -4px rgba(2, 5, 10, 0.62);
  --shadow-hard:
    0 4px 10px rgba(2, 5, 10, 0.65),
    0 26px 56px -8px rgba(2, 5, 10, 0.76);
  --shadow-glow:
    0 0 0 1px rgba(223, 186, 137, 0.28),
    0 10px 32px -4px var(--shadow-color-tint);

  --elev-1:
    0 1px 2px rgba(2, 5, 10, 0.42),
    0 4px 10px -1px rgba(2, 5, 10, 0.48);
  --elev-2:
    0 2px 4px rgba(2, 5, 10, 0.48),
    0 10px 24px -3px rgba(2, 5, 10, 0.56);
  --elev-3:
    0 3px 7px rgba(2, 5, 10, 0.54),
    0 16px 36px -4px rgba(2, 5, 10, 0.64),
    0 0 24px -6px var(--shadow-color-tint);
  --elev-4:
    0 5px 12px rgba(2, 5, 10, 0.60),
    0 24px 48px -6px rgba(2, 5, 10, 0.72),
    0 0 32px -4px var(--shadow-color-tint);
  --elev-5:
    0 8px 18px rgba(2, 5, 10, 0.68),
    0 36px 72px -10px rgba(2, 5, 10, 0.82),
    0 0 42px -2px var(--shadow-color-tint);
}

/* ==========================================================================
 * Utility Classes
 * ========================================================================== */

/* Initial hidden state for scroll reveal with CSS transition fallback */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

.fade-up.visible,
.fade-up.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Compositor hint for ScrollTrigger scrub parallax elements */
.parallax {
  will-change: transform;
}

/* Interactive elevation lift on hover */
.hover-lift {
  box-shadow: var(--elev-1);
  transition:
    box-shadow 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}

.hover-lift:hover,
.hover-lift:focus-visible,
.hover-lift.is-hovered {
  box-shadow: var(--elev-3);
  transform: translateY(-4px);
}

/* ==========================================================================
 * Reduced-Motion Overrides
 * ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  .fade-up {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .parallax {
    will-change: auto;
    transform: none !important;
  }

  .hover-lift,
  .hover-lift:hover,
  .hover-lift:focus-visible,
  .hover-lift.is-hovered {
    transition: none !important;
    transform: none !important;
  }
}

/* ==========================================================================
 * Self-Hosted Variable Fonts (OFL 1.1) — Inter & Fraunces
 * ========================================================================== */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("/assets/vendor/fonts/inter/Inter-roman.var.woff2") format("woff2");
}

@font-face {
  font-family: "Fraunces";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src:
    url("/assets/vendor/fonts/fraunces/Fraunces%5BSOFT%2CWONK%2Copsz%2Cwght%5D.woff2") format("woff2"),
    url("/assets/vendor/fonts/fraunces/Fraunces[SOFT,WONK,opsz,wght].woff2") format("woff2");
}

@font-face {
  font-family: "Fraunces";
  font-style: italic;
  font-weight: 100 900;
  font-display: swap;
  src:
    url("/assets/vendor/fonts/fraunces/Fraunces-Italic%5BSOFT%2CWONK%2Copsz%2Cwght%5D.woff2") format("woff2"),
    url("/assets/vendor/fonts/fraunces/Fraunces-Italic[SOFT,WONK,opsz,wght].woff2") format("woff2");
}

/* ==========================================================================
 * Site v3 Typography & Surface Tokens (VISION 2026-10-16)
 * ========================================================================== */
:root {
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-serif: "Fraunces", Georgia, "Times New Roman", serif;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Code", "Courier New", monospace;

  --bg: #0b1117;
  --bg-elevated: #141b23;
  --ink: #f4f0e7;
  --ink-dim: #b3b9bc;
  --ink-faint: #8e989e;
  --gold: #dfba89;       /* primary accent */
  --teal: #2d8a86;       /* secondary accent, differentiator */
  --signal: #e8c59b;     /* alerts/annotations, warmer gold */
  --hairline: rgba(224,230,231,.17);

  --oko-sans: var(--font-sans);
  --oko-serif: var(--font-serif);
}

/* ==========================================================================
 * Global Sticky Nav & Full-Viewport Mobile Drawer (VISION §Nav design)
 * ========================================================================== */
body.oko-nav-open {
  overflow: hidden !important;
}

.oko-nav {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 150;
  height: 68px;
  background: rgba(11, 17, 23, 0.32);
  border-bottom: 1px solid rgba(224, 230, 231, 0.09);
  color: var(--ink);
  font-family: var(--font-sans);
  transition:
    background-color 0.22s ease,
    border-color 0.22s ease,
    box-shadow 0.22s ease,
    backdrop-filter 0.22s ease;
}

.oko-nav.is-scrolled,
body.oko-nav-open .oko-nav {
  background: rgba(11, 17, 23, 0.88);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom-color: var(--hairline);
  box-shadow: var(--elev-2);
}

.oko-nav-inner {
  max-width: 1280px;
  height: 68px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.oko-nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  min-height: 44px;
  color: var(--ink) !important;
  text-decoration: none !important;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.oko-nav-brand svg,
.oko-nav-brand img {
  width: 30px;
  height: 30px;
  display: block;
  flex-shrink: 0;
}

.oko-nav-brand-word {
  font-family: var(--font-sans);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.oko-nav-links {
  display: flex;
  align-items: center;
  gap: clamp(1.1rem, 2.2vw, 2rem);
  list-style: none;
  margin: 0;
  padding: 0;
}

.oko-nav-links li {
  margin: 0;
  padding: 0;
}

.oko-nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 0.25rem;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  text-transform: none;
  color: var(--ink-dim) !important;
  text-decoration: none !important;
  border-bottom: 2px solid transparent;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.oko-nav-links a:hover,
.oko-nav-links a:focus-visible {
  color: var(--ink) !important;
}

.oko-nav-links a[aria-current="page"] {
  color: var(--ink) !important;
  border-bottom-color: var(--teal);
}

.oko-nav-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-shrink: 0;
}

.oko-nav-signin {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 0.65rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink-dim) !important;
  text-decoration: none !important;
  transition: color 0.16s ease;
}

.oko-nav-signin:hover,
.oko-nav-signin:focus-visible {
  color: var(--ink) !important;
}

.oko-nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.55rem 1.15rem;
  border-radius: 6px;
  background: var(--gold);
  color: #0b1117 !important;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none !important;
  box-shadow: var(--elev-1);
  transition: background-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.oko-nav-cta:hover,
.oko-nav-cta:focus-visible {
  background: var(--signal);
  color: #0b1117 !important;
  transform: translateY(-1px);
  box-shadow: var(--elev-3);
}

.oko-nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  padding: 0;
  border: 1px solid var(--hairline);
  border-radius: 6px;
  background: rgba(20, 27, 35, 0.75);
  color: var(--ink);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.oko-nav-toggle:hover,
.oko-nav-toggle:focus-visible {
  border-color: var(--gold);
}

.oko-nav-toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  position: relative;
  transition: background-color 0.2s ease;
}

.oko-nav-toggle-bar::before,
.oko-nav-toggle-bar::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.22s cubic-bezier(0.22, 1, 0.36, 1), top 0.22s ease;
}

.oko-nav-toggle-bar::before {
  top: -6px;
}

.oko-nav-toggle-bar::after {
  top: 6px;
}

body.oko-nav-open .oko-nav-toggle {
  border-color: var(--gold);
}

body.oko-nav-open .oko-nav-toggle-bar {
  background: transparent;
}

body.oko-nav-open .oko-nav-toggle-bar::before {
  top: 0;
  transform: rotate(45deg);
}

body.oko-nav-open .oko-nav-toggle-bar::after {
  top: 0;
  transform: rotate(-45deg);
}

.oko-mobile-drawer {
  display: none;
  position: fixed;
  top: 68px;
  left: 0;
  right: 0;
  bottom: 0;
  height: calc(100vh - 68px);
  height: calc(100dvh - 68px);
  z-index: 149;
  background: rgba(11, 17, 23, 0.98);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  padding: 1.5rem clamp(1.25rem, 5vw, 2.5rem) 2.5rem;
  overflow-y: auto;
  flex-direction: column;
  justify-content: space-between;
  gap: 2rem;
}

.oko-mobile-drawer.is-open {
  display: flex;
}

.oko-mobile-drawer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.oko-mobile-drawer-links li {
  margin: 0;
  padding: 0;
}

.oko-mobile-drawer-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 52px;
  padding: 0.75rem 0.25rem;
  font-family: var(--font-sans);
  font-size: 1.12rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink) !important;
  text-decoration: none !important;
  border-bottom: 1px solid var(--hairline);
}

.oko-mobile-drawer-links a:hover,
.oko-mobile-drawer-links a:focus-visible {
  color: var(--gold) !important;
}

.oko-mobile-drawer-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  padding-top: 0.5rem;
}

.oko-mobile-drawer-actions .oko-nav-signin {
  min-height: 48px;
  border: 1px solid var(--hairline);
  border-radius: 6px;
  color: var(--ink) !important;
  font-size: 0.98rem;
}

.oko-mobile-drawer-actions .oko-nav-cta {
  min-height: 48px;
  font-size: 0.98rem;
  width: 100%;
}

@media (max-width: 960px) {
  .oko-nav-links,
  .oko-nav-actions .oko-nav-signin {
    display: none;
  }
  .oko-nav-toggle {
    display: inline-flex;
  }
}

@media (max-width: 520px) {
  .oko-nav-actions .oko-nav-cta {
    display: none;
  }
}

/* ==========================================================================
 * Global Footer (VISION §Information architecture)
 * ========================================================================== */
.oko-footer {
  background: #070d12;
  color: var(--ink-dim);
  border-top: 1px solid var(--hairline);
  padding: 4.5rem 0 2.5rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  line-height: 1.6;
  position: relative;
  z-index: 20;
}

.oko-footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}

.oko-footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--hairline);
}

.oko-footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--ink) !important;
  text-decoration: none !important;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.85rem;
}

.oko-footer-brand svg,
.oko-footer-brand img {
  width: 26px;
  height: 26px;
  display: block;
}

.oko-footer-summary {
  color: var(--ink-dim);
  font-size: 0.88rem;
  max-width: 36ch;
  margin: 0 0 0.75rem;
}

.oko-footer-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-faint);
  letter-spacing: 0.04em;
  margin: 0;
}

.oko-footer-col h5 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 1rem;
}

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

.oko-footer-col li {
  margin: 0 0 0.45rem;
}

.oko-footer-col a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  color: var(--ink-dim) !important;
  text-decoration: none !important;
  font-size: 0.88rem;
  transition: color 0.16s ease;
}

.oko-footer-col a:hover,
.oko-footer-col a:focus-visible {
  color: var(--teal) !important;
}

.oko-footer-bottom {
  padding-top: 1.75rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8rem;
  color: var(--ink-faint);
}

.oko-footer-legal {
  max-width: 72ch;
  line-height: 1.55;
}

.oko-footer-legal a {
  color: var(--ink-dim) !important;
  text-decoration: underline !important;
  text-decoration-color: var(--teal) !important;
  text-underline-offset: 3px;
}

@media (max-width: 860px) {
  .oko-footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 520px) {
  .oko-footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
 * Shared v3 Page Layout, Cards, Maturity Chips, and Docs (VISION 2026-10-16)
 * ========================================================================== */
html.oko-dark,
body.oko-page {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.oko-page *,
body.oko-page *::before,
body.oko-page *::after {
  box-sizing: border-box;
}

body.oko-page a {
  color: var(--teal);
  text-decoration: underline;
  text-decoration-color: rgba(45, 138, 134, 0.55);
  text-underline-offset: 3px;
  transition: color 0.16s ease, text-decoration-color 0.16s ease;
}

body.oko-page a:hover,
body.oko-page a:focus-visible {
  color: var(--gold);
  text-decoration-color: var(--gold);
}

body.oko-page a:focus-visible,
body.oko-page button:focus-visible,
body.oko-page summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
}

.oko-skip-link {
  position: fixed;
  top: 0.75rem;
  left: 1rem;
  z-index: 300;
  background: var(--gold);
  color: #0b1117 !important;
  padding: 0.6rem 1rem;
  border-radius: 6px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.88rem;
  text-decoration: none !important;
  transform: translateY(-200%);
  transition: transform 0.18s ease;
}

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

.oko-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(1.15rem, 4vw, 2.5rem);
}

.oko-container-narrow {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 clamp(1.15rem, 4vw, 2.5rem);
}

.oko-page-hero {
  padding: clamp(3.5rem, 7vw, 6rem) 0 clamp(2.75rem, 5vw, 4.25rem);
  border-bottom: 1px solid var(--hairline);
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(45, 138, 134, 0.09), transparent 70%),
    var(--bg);
}

.oko-eyebrow {
  font-family: var(--font-serif);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.oko-eyebrow--teal {
  color: var(--teal);
}

.oko-eyebrow--mono {
  font-family: var(--font-mono);
}

.oko-display-h1 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(2.5rem, 5.2vw, 4.5rem);
  line-height: 1.0;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin: 0 0 1.35rem;
}

.oko-display-h1 em,
.oko-h2 em {
  font-style: italic;
  color: var(--teal);
}

.oko-h2 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(1.75rem, 3.4vw, 2.65rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin: 0 0 1rem;
}

.oko-h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(1.25rem, 2vw, 1.55rem);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0 0 0.6rem;
}

.oko-lead {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: clamp(16px, 1.3vw, 20px);
  line-height: 1.6;
  max-width: 58ch;
  color: var(--ink-dim);
  margin: 0 0 1.75rem;
}

.oko-section {
  padding: clamp(3.25rem, 6vw, 5.25rem) 0;
  border-bottom: 1px solid var(--hairline);
}

.oko-section--elevated {
  background: var(--bg-elevated);
}

.oko-cta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  margin-top: 1.5rem;
}

.oko-btn-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 46px;
  padding: 0.7rem 1.35rem;
  border-radius: 6px;
  background: var(--gold);
  color: #0b1117 !important;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none !important;
  border: 1px solid transparent;
  box-shadow: var(--elev-2);
  transition: background-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.oko-btn-gold:hover,
.oko-btn-gold:focus-visible {
  background: var(--signal);
  color: #0b1117 !important;
  transform: translateY(-2px);
  box-shadow: var(--elev-3);
}

.oko-btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 46px;
  padding: 0.7rem 1.25rem;
  border-radius: 6px;
  background: rgba(20, 27, 35, 0.7);
  color: var(--ink) !important;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none !important;
  border: 1px solid var(--hairline);
  transition: border-color 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.oko-btn-ghost:hover,
.oko-btn-ghost:focus-visible {
  border-color: var(--teal);
  color: var(--gold) !important;
  transform: translateY(-1px);
}

.oko-arrow-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 44px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink) !important;
  text-decoration: none !important;
  border-bottom: 1px solid var(--teal);
  padding: 0.25rem 0;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.oko-arrow-link:hover,
.oko-arrow-link:focus-visible {
  color: var(--gold) !important;
  border-bottom-color: var(--gold);
}

/* Maturity Chips */
.oko-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
}

.oko-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.28rem 0.65rem;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.73rem;
  line-height: 1.3;
  letter-spacing: 0.04em;
  background: rgba(20, 27, 35, 0.85);
  color: var(--ink);
  border: 1px solid var(--hairline);
  text-decoration: none !important;
}

.oko-chip--live {
  border-color: var(--teal);
  color: #8ee3de;
  background: rgba(45, 138, 134, 0.13);
}

.oko-chip--beta {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(223, 186, 137, 0.11);
}

.oko-chip--design {
  border-color: rgba(232, 197, 155, 0.45);
  color: var(--signal);
  background: rgba(232, 197, 155, 0.07);
}

.oko-chip--research {
  border-color: rgba(179, 185, 188, 0.35);
  color: var(--ink-dim);
  background: rgba(179, 185, 188, 0.06);
}

/* Cards & Grids */
.oko-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.75rem;
}

.oko-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.oko-card {
  background: var(--bg-elevated);
  border: 1px solid var(--hairline);
  border-radius: 8px;
  padding: clamp(1.4rem, 3vw, 2rem);
  box-shadow: var(--elev-2);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.oko-card--teal {
  border-top: 2px solid var(--teal);
}

.oko-card--gold {
  border-top: 2px solid var(--gold);
}

.oko-card p {
  color: var(--ink-dim);
  margin: 0 0 1rem;
  font-size: 0.95rem;
}

.oko-card p:last-child {
  margin-bottom: 0;
}

.oko-kv-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.oko-kv-list li {
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--hairline);
  color: var(--ink-dim);
  font-size: 0.95rem;
}

.oko-kv-list li:first-child {
  border-top: 1px solid var(--hairline);
}

.oko-kv-list strong {
  color: var(--ink);
  font-weight: 600;
}

.oko-code-inline,
body.oko-page code {
  font-family: var(--font-mono);
  font-size: 0.84em;
  background: rgba(255, 255, 255, 0.06);
  color: var(--signal);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
}

/* Docs Layout & Code Blocks */
.oko-docs-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 3rem;
  align-items: start;
}

.oko-docs-sidebar {
  position: sticky;
  top: 88px;
  background: var(--bg-elevated);
  border: 1px solid var(--hairline);
  border-radius: 8px;
  padding: 1.25rem;
  box-shadow: var(--elev-1);
}

.oko-docs-sidebar h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gold);
  margin: 0 0 0.85rem;
}

.oko-docs-sidebar ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.oko-docs-sidebar a {
  display: block;
  padding: 0.4rem 0.5rem;
  border-radius: 4px;
  font-size: 0.83rem;
  color: var(--ink-dim) !important;
  text-decoration: none !important;
  line-height: 1.35;
}

.oko-docs-sidebar a:hover,
.oko-docs-sidebar a:focus-visible {
  background: rgba(45, 138, 134, 0.14);
  color: var(--ink) !important;
}

.oko-snippet-block {
  margin-bottom: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--hairline);
  scroll-margin-top: 88px;
}

.oko-snippet-block:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.oko-snippet-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.65rem;
}

.oko-snippet-source {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--ink-faint);
}

.oko-pre {
  background: #060a0e;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  padding: 1.2rem 1.4rem;
  overflow-x: auto;
  margin: 1rem 0 0;
  box-shadow: var(--elev-1);
}

.oko-pre code {
  font-family: var(--font-mono);
  font-size: 0.83rem;
  line-height: 1.62;
  color: #e6edf3 !important;
  background: transparent !important;
  padding: 0 !important;
  border-radius: 0 !important;
  display: block;
  white-space: pre;
}

@media (max-width: 960px) {
  .oko-grid-3 {
    grid-template-columns: 1fr;
  }
  .oko-docs-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .oko-docs-sidebar {
    position: static;
  }
}

@media (max-width: 720px) {
  .oko-grid-2 {
    grid-template-columns: 1fr;
  }
}