/* ── IOK · Legal pages shared styles ───────────────────────────────── */
:root {
  --navy:     #0B1622;
  --navy-2:   #101F30;
  --navy-3:   #162A3F;
  --navy-4:   #1E3550;
  --teal:     #00B4D8;
  --teal-dim: #0E6E84;
  --amber:    #F4A823;
  --off:      #F5F7FA;
  --muted:    #8FA3B8;
  --line:     rgba(255,255,255,0.08);
  --line-2:   rgba(255,255,255,0.14);

  --display: 'Sora', 'Inter', system-ui, sans-serif;
  --body:    'Inter', system-ui, sans-serif;
  --mono:    'JetBrains Mono', ui-monospace, monospace;

  --pad-x:   clamp(24px, 5vw, 96px);
  --max-w:   1280px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0; padding: 0;
  background: var(--navy);
  color: var(--off);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: var(--teal); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 4px; text-decoration-thickness: 1px; }
img { display: block; max-width: 100%; }
::selection { background: var(--teal); color: var(--navy); }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

/* ── Logo lockup ─────────────────────────────────────────────────── */
.lockup {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 28px;
}
.lockup .I { width: 6px; height: 100%; background: var(--off); }
.lockup .O { width: 28px; height: 28px; }
.lockup .K { width: 18px; height: 100%; fill: var(--off); }

/* ── Nav ─────────────────────────────────────────────────────────── */
nav.top {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  background: rgba(11,22,34,0.78);
  backdrop-filter: saturate(150%) blur(14px);
  -webkit-backdrop-filter: saturate(150%) blur(14px);
  border-bottom: 1px solid var(--line);
}
nav.top .inner {
  display: flex; align-items: center; gap: 36px;
  max-width: var(--max-w);
  margin: 0 auto; padding: 0 var(--pad-x);
}
nav.top .lockup { height: 26px; }
nav.top .lockup .O { width: 26px; height: 26px; }
nav.top .lockup .K { width: 16px; }
nav.top .links {
  display: flex; gap: 32px; flex: 1;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
nav.top .links a {
  color: var(--muted);
  text-decoration: none;
  transition: color .15s;
  padding: 6px 0;
  position: relative;
}
nav.top .links a:hover { color: var(--off); text-decoration: none; }
nav.top .links a::after {
  content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 1px;
  background: var(--teal); transition: width .25s;
}
nav.top .links a:hover::after { width: 100%; }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 22px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid var(--line-2);
  background: transparent;
  color: var(--off);
  text-decoration: none;
  transition: all .2s;
}
.btn:hover {
  background: var(--off); color: var(--navy);
  border-color: var(--off);
  text-decoration: none;
}
.btn--teal { background: var(--teal); color: var(--navy); border-color: var(--teal); }
.btn--teal:hover { background: #1de0ff; border-color: #1de0ff; color: var(--navy); }
.btn .arr { display: inline-block; transition: transform .2s; }
.btn:hover .arr { transform: translateX(3px); }

/* ── Page hero ────────────────────────────────────────────────────── */
.page-hero {
  padding: 180px var(--pad-x) 80px;
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at 20% 40%, #000 25%, transparent 75%);
  opacity: 0.45;
}
.page-hero::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 30%, rgba(0,180,216,0.10) 0, transparent 50%);
  pointer-events: none;
}
.page-hero .inner {
  position: relative; z-index: 2;
  max-width: var(--max-w);
  margin: 0 auto;
}
.page-hero .eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal);
  display: block;
  margin-bottom: 28px;
}
.page-hero .eyebrow .num { color: var(--muted); margin-right: 14px; }
.page-hero h1 {
  font-family: var(--display);
  font-size: clamp(48px, 6.5vw, 96px);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.03em;
  margin: 0 0 36px;
  max-width: 18ch;
}
.page-hero h1 .accent { color: var(--teal); }
.page-hero .lede {
  font-family: var(--display);
  font-size: clamp(18px, 1.8vw, 22px);
  font-weight: 400;
  line-height: 1.5;
  color: var(--muted);
  max-width: 64ch;
  margin: 0 0 36px;
  letter-spacing: -0.005em;
}
.page-hero .meta-row {
  display: flex; gap: 40px; flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.page-hero .meta-row .lab { color: var(--muted); margin-right: 12px; }
.page-hero .meta-row .val { color: var(--off); }

/* ── Layout: TOC + content ────────────────────────────────────────── */
.legal {
  padding: 80px var(--pad-x) 120px;
  background: var(--navy);
}
.legal .inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 96px;
  align-items: start;
}

/* Sticky TOC */
.toc {
  position: sticky;
  top: 104px;
  align-self: start;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
  padding-right: 8px;
}
.toc::-webkit-scrollbar { width: 4px; }
.toc::-webkit-scrollbar-thumb { background: var(--line-2); }
.toc .toc-lab {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.toc ul { list-style: none; padding: 0; margin: 0; }
.toc li { margin: 0; padding: 0; }
.toc a {
  display: block;
  font-family: var(--body);
  font-size: 13.5px;
  line-height: 1.4;
  color: var(--muted);
  text-decoration: none;
  padding: 9px 0 9px 14px;
  border-left: 1px solid var(--line);
  transition: color .15s, border-color .15s, padding-left .15s;
}
.toc a:hover {
  color: var(--off);
  border-left-color: var(--teal);
  padding-left: 18px;
  text-decoration: none;
}

/* Content */
.content { min-width: 0; }
.content h2 {
  font-family: var(--display);
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 64px 0 24px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
  color: var(--off);
  scroll-margin-top: 96px;
}
.content h2:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}
.content h3 {
  font-family: var(--display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 36px 0 14px;
  color: var(--off);
}
.content h3::before {
  content: '— ';
  color: var(--teal);
}
.content p {
  font-size: 16px;
  line-height: 1.75;
  color: var(--off);
  opacity: 0.88;
  margin: 0 0 20px;
  max-width: 72ch;
}
.content p strong { color: var(--off); opacity: 1; font-weight: 600; }
.content ul {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  max-width: 72ch;
}
.content ul li {
  padding: 8px 0 8px 24px;
  position: relative;
  color: var(--off);
  opacity: 0.85;
  line-height: 1.65;
}
.content ul li::before {
  content: '';
  position: absolute;
  left: 0; top: 18px;
  width: 12px; height: 1px;
  background: var(--teal);
}
.content ul li strong { color: var(--off); opacity: 1; font-weight: 600; }
.content a { color: var(--teal); }
.content a:hover { color: #1de0ff; }

/* Callout box (used for emphasized notice / contact block) */
.callout {
  background: var(--navy-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--teal);
  padding: 28px 32px;
  margin: 32px 0;
  max-width: 72ch;
}
.callout.amber { border-left-color: var(--amber); }
.callout .lab {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}
.callout .lab.amber { color: var(--amber); }
.callout .lab.teal  { color: var(--teal); }
.callout p { margin-bottom: 12px; opacity: 0.9; }
.callout p:last-child { margin-bottom: 0; }
.callout strong { color: var(--off); }

/* Inline code-like emphasis (for caps emphasis blocks in legal) */
.content .upper {
  text-transform: uppercase;
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.04em;
  line-height: 1.7;
  background: var(--navy-2);
  border: 1px solid var(--line);
  padding: 20px 24px;
  margin: 24px 0;
  display: block;
  max-width: 72ch;
  color: var(--off);
  opacity: 0.85;
}

/* Last updated tag inside content */
.last-updated {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 6px 12px;
  border: 1px solid var(--line);
  margin-bottom: 32px;
}
.last-updated .dot {
  display: inline-block; width: 6px; height: 6px;
  background: var(--teal); border-radius: 999px;
  margin-right: 10px; vertical-align: middle;
}

/* ── Page-end CTA strip ───────────────────────────────────────────── */
.page-cta {
  border-top: 1px solid var(--line);
  background: var(--navy-2);
  padding: 64px var(--pad-x);
}
.page-cta .inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  gap: 40px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}
.page-cta .copy { max-width: 60ch; }
.page-cta .copy .eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal);
  display: block;
  margin-bottom: 12px;
}
.page-cta h3 {
  font-family: var(--display);
  font-size: clamp(24px, 2.6vw, 32px);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin: 0 0 8px;
}
.page-cta p {
  margin: 0;
  color: var(--muted);
  font-size: 15.5px;
}
.page-cta .links {
  display: flex; gap: 12px; flex-wrap: wrap;
}

/* ── Footer ──────────────────────────────────────────────────────── */
footer {
  background: var(--navy);
  padding: 64px var(--pad-x) 40px;
  border-top: 1px solid var(--line);
}
footer .inner {
  max-width: var(--max-w); margin: 0 auto;
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 64px;
}
footer h4 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
  margin: 0 0 18px;
}
footer .lockup { height: 32px; margin-bottom: 20px; }
footer .lockup .O { width: 32px; height: 32px; }
footer .lockup .K { width: 20px; }
footer .blurb {
  font-size: 14px;
  color: var(--muted);
  max-width: 36ch;
  line-height: 1.55;
  margin: 0;
}
footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
footer ul a {
  font-size: 14px;
  color: var(--off);
  opacity: 0.78;
  text-decoration: none;
  transition: opacity .15s, color .15s;
}
footer ul a:hover { color: var(--teal); opacity: 1; }
footer .bottom {
  max-width: var(--max-w); margin: 56px auto 0;
  padding-top: 32px;
  border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; gap: 24px;
  flex-wrap: wrap;
  font-family: var(--mono); font-size: 11px;
  color: var(--muted); letter-spacing: 0.16em;
}
footer .bottom a { color: inherit; text-decoration: none; }
footer .bottom a:hover { color: var(--off); }
footer .bottom .legal-links { display: flex; gap: 28px; }

/* ── Responsive ──────────────────────────────────────────────────── */
@media (max-width: 960px) {
  nav.top .links { display: none; }
  .legal .inner { grid-template-columns: 1fr; gap: 48px; }
  .toc {
    position: static;
    max-height: none;
    border: 1px solid var(--line);
    padding: 24px;
    background: var(--navy-2);
  }
  .toc a { padding-left: 12px; }
  .toc a:hover { padding-left: 16px; }
  .page-cta .inner { flex-direction: column; align-items: flex-start; }
  footer .inner { grid-template-columns: 1fr 1fr; gap: 40px; }
}
@media (max-width: 600px) {
  .page-hero { padding-top: 140px; }
  .page-hero .meta-row { gap: 24px; }
  footer .inner { grid-template-columns: 1fr; }
}