/* ==========================================================================
   Raptor Site Stylesheet
   Aesthetic: Refined defensive-tech editorial. Inspired by Palantir, Anduril,
   substack publications for serious technical audiences. Navy + gold + bone.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&family=IBM+Plex+Sans:wght@300;400;500;600;700&family=Newsreader:ital,wght@0,400;0,500;0,600;1,400&display=swap');

/* ---------- Design Tokens ---------- */
:root {
  /* Palette derived from logo */
  --navy-900: #0B0F1E;
  --navy-800: #131A2F;
  --navy-700: #1F2A4E;
  --navy-600: #2A3865;
  --navy-500: #3E4D7E;
  --slate-400: #6B7593;
  --slate-300: #8C95B0;
  --slate-200: #B5BBCD;
  --bone-100: #E8E8E0;
  --bone-50: #F5F4ED;
  --gold-500: #E8A33D;
  --gold-400: #F2B85A;
  --gold-300: #F5C97E;

  /* Trust boundary colors — load-bearing semantic palette */
  --tb-verified: #E8A33D;      /* gold — cryptographic proof */
  --tb-executed: #6BA4D9;      /* blue — action confirmation */
  --tb-retrieved: #9FB8DB;     /* lighter blue — sourced */
  --tb-inferred: #8C95B0;      /* slate — probabilistic */
  --tb-unknown: #5A6378;       /* dim — gap */

  /* Typography */
  --font-display: 'Newsreader', Georgia, serif;
  --font-body: 'IBM Plex Sans', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  /* Spacing scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Layout */
  --max-width: 1200px;
  --max-text: 680px;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.65;
  color: var(--bone-100);
  background: var(--navy-900);
  background-image:
    radial-gradient(ellipse at top, var(--navy-800) 0%, var(--navy-900) 60%),
    linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.4) 100%);
  background-attachment: fixed;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { color: var(--gold-400); text-decoration: none; transition: color 0.15s ease; }
a:hover { color: var(--gold-300); }

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--bone-50);
}

h1 { font-size: clamp(2.5rem, 5vw, 4.25rem); font-weight: 500; letter-spacing: -0.025em; }
h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); margin-bottom: var(--space-6); }
h3 { font-size: 1.35rem; margin-bottom: var(--space-3); color: var(--bone-100); }
h4 { font-size: 1.1rem; margin-bottom: var(--space-2); }

p { margin-bottom: var(--space-4); }
p + p { margin-top: var(--space-4); }

strong { color: var(--bone-50); font-weight: 600; }
em { font-style: italic; color: var(--bone-50); }

code, .mono {
  font-family: var(--font-mono);
  font-size: 0.9em;
  color: var(--gold-300);
  background: rgba(255, 255, 255, 0.04);
  padding: 0.1em 0.4em;
  border-radius: 2px;
}

pre {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.6;
  background: var(--navy-800);
  border: 1px solid var(--navy-600);
  border-left: 3px solid var(--gold-500);
  padding: var(--space-6);
  overflow-x: auto;
  margin: var(--space-6) 0;
  color: var(--bone-100);
}
pre code { background: none; padding: 0; color: inherit; }

ul, ol { padding-left: var(--space-6); margin-bottom: var(--space-4); }
li { margin-bottom: var(--space-2); }

/* ---------- Layout Containers ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-narrow {
  max-width: var(--max-text);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

section { padding: var(--space-24) 0; }
section.tight { padding: var(--space-16) 0; }

/* ---------- Header / Navigation ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  background: rgba(11, 15, 30, 0.75);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  max-width: var(--max-width);
  margin: 0 auto;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.nav-brand img {
  height: 40px;
  width: auto;
}

.nav-brand-text {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--bone-50);
}

.nav-links {
  display: flex;
  gap: var(--space-6);
  list-style: none;
  padding: 0;
  margin: 0;
  align-items: center;
}

.nav-links a {
  font-size: 0.9rem;
  color: var(--slate-200);
  font-weight: 500;
  letter-spacing: 0.01em;
}

.nav-links a:hover { color: var(--bone-50); }

.nav-links a.cta {
  background: var(--gold-500);
  color: var(--navy-900);
  padding: var(--space-2) var(--space-4);
  border-radius: 2px;
  font-weight: 600;
}

.nav-links a.cta:hover {
  background: var(--gold-400);
  color: var(--navy-900);
}

/* ---------- Hero ---------- */
.hero {
  padding: var(--space-24) 0 var(--space-16) 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 10%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(232, 163, 61, 0.08) 0%, transparent 60%);
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 850px;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold-500);
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--gold-500);
}

.hero h1 {
  margin-bottom: var(--space-6);
}

.hero-subhead {
  font-size: 1.25rem;
  line-height: 1.55;
  color: var(--slate-200);
  max-width: 650px;
  margin-bottom: var(--space-8);
  font-weight: 300;
}

.hero-standards {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--slate-400);
  margin-bottom: var(--space-6);
}

.hero-ctas {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-primary {
  background: var(--gold-500);
  color: var(--navy-900);
  border-color: var(--gold-500);
}

.btn-primary:hover {
  background: var(--gold-400);
  border-color: var(--gold-400);
  color: var(--navy-900);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--bone-100);
  border-color: var(--slate-400);
}

.btn-secondary:hover {
  border-color: var(--bone-100);
  color: var(--bone-50);
}

/* ---------- Section Headings ---------- */
.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-500);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.section-eyebrow::before {
  content: '§';
  color: var(--slate-400);
  font-family: var(--font-display);
}

/* ---------- Cards ---------- */
.card {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: var(--space-8);
  border-radius: 2px;
  transition: border-color 0.2s ease, transform 0.2s ease;
  position: relative;
}

.card:hover {
  border-color: var(--gold-500);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
  margin: var(--space-8) 0;
}

.card-grid-2 { grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); }
.card-grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.card h3 {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: 1.2rem;
  margin-bottom: var(--space-4);
}

.card-number {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--gold-500);
  font-weight: 600;
}

.card a.card-link {
  display: inline-block;
  margin-top: var(--space-4);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.card a.card-link::after {
  content: ' →';
  transition: transform 0.15s ease;
  display: inline-block;
}

.card:hover a.card-link::after {
  transform: translateX(4px);
}

/* ---------- Trust Boundary Indicators ---------- */
.tb {
  display: inline-block;
  padding: 0.15em 0.6em;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  border-radius: 2px;
  vertical-align: middle;
}

.tb-verified  { background: rgba(232, 163, 61, 0.15);  color: var(--tb-verified);  border: 1px solid rgba(232, 163, 61, 0.4); }
.tb-confirmed { background: rgba(232, 163, 61, 0.15);  color: var(--tb-verified);  border: 1px solid rgba(232, 163, 61, 0.4); }
.tb-executed  { background: rgba(107, 164, 217, 0.12); color: var(--tb-executed);  border: 1px solid rgba(107, 164, 217, 0.35); }
.tb-retrieved { background: rgba(159, 184, 219, 0.10); color: var(--tb-retrieved); border: 1px solid rgba(159, 184, 219, 0.3); }
.tb-inferred  { background: rgba(140, 149, 176, 0.10); color: var(--tb-inferred);  border: 1px solid rgba(140, 149, 176, 0.3); font-style: italic; }
.tb-unknown   { background: rgba(90, 99, 120, 0.08);   color: var(--tb-unknown);   border: 1px solid rgba(90, 99, 120, 0.25); }
.tb-uncertain { background: rgba(90, 99, 120, 0.08);   color: var(--tb-unknown);   border: 1px solid rgba(90, 99, 120, 0.25); }

/* ---------- Lists with Custom Markers ---------- */
.list-mono {
  list-style: none;
  padding-left: 0;
}

.list-mono li {
  padding-left: var(--space-6);
  position: relative;
  margin-bottom: var(--space-3);
  line-height: 1.55;
}

.list-mono li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--gold-500);
  font-family: var(--font-mono);
}

.list-checkmark { list-style: none; padding-left: 0; }
.list-checkmark li {
  padding-left: var(--space-8);
  position: relative;
  margin-bottom: var(--space-3);
}
.list-checkmark li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--gold-500);
  font-family: var(--font-mono);
  font-weight: 600;
}

.list-x { list-style: none; padding-left: 0; }
.list-x li {
  padding-left: var(--space-8);
  position: relative;
  margin-bottom: var(--space-3);
}
.list-x li::before {
  content: '×';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--slate-400);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1.1em;
}

/* ---------- Stats / Proof Points ---------- */
.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-4);
  margin: var(--space-8) 0;
}

.stat {
  padding: var(--space-6);
  border-left: 2px solid var(--gold-500);
  background: rgba(255, 255, 255, 0.02);
}

.stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 500;
  color: var(--bone-50);
  line-height: 1;
  margin-bottom: var(--space-2);
  letter-spacing: -0.02em;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--slate-300);
  letter-spacing: 0.05em;
}

/* ---------- Tables ---------- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-6) 0;
  font-size: 0.95rem;
}

.data-table th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-500);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--navy-600);
}

.data-table td {
  padding: var(--space-4);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  vertical-align: top;
  color: var(--bone-100);
}

.data-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* ---------- Quote / Pull ---------- */
blockquote.pull {
  font-family: var(--font-display);
  font-size: 1.35rem;
  line-height: 1.4;
  color: var(--bone-50);
  font-weight: 400;
  border-left: 2px solid var(--gold-500);
  padding-left: var(--space-6);
  margin: var(--space-8) 0;
  max-width: 720px;
}

blockquote.pull cite {
  display: block;
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--slate-300);
  font-style: normal;
  letter-spacing: 0.05em;
}

/* ---------- Comparison Block (current vs Raptor) ---------- */
.comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  margin: var(--space-8) 0;
}

.comparison-col {
  padding: var(--space-6);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.comparison-col-current { border-left: 2px solid var(--slate-400); }
.comparison-col-raptor  { border-left: 2px solid var(--gold-500); }

.comparison-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.comparison-col-current .comparison-label { color: var(--slate-300); }
.comparison-col-raptor  .comparison-label { color: var(--gold-500); }

/* ---------- Honest Footer (state-honest banner) ---------- */
.honest-banner {
  background: rgba(232, 163, 61, 0.05);
  border: 1px solid rgba(232, 163, 61, 0.2);
  border-left: 3px solid var(--gold-500);
  padding: var(--space-4) var(--space-6);
  margin: var(--space-8) 0;
  font-size: 0.95rem;
  color: var(--slate-200);
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: var(--space-12) 0 var(--space-8) 0;
  margin-top: var(--space-24);
  background: rgba(0, 0, 0, 0.3);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-brand-text {
  font-size: 0.85rem;
  color: var(--slate-300);
  line-height: 1.5;
  max-width: 320px;
}

.footer-col h5 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold-500);
  margin-bottom: var(--space-4);
  font-weight: 600;
}

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

.footer-col li {
  margin-bottom: var(--space-2);
}

.footer-col a {
  color: var(--slate-200);
  font-size: 0.9rem;
}

.footer-col a:hover { color: var(--bone-50); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--slate-400);
  letter-spacing: 0.05em;
}

.sdvosb-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--gold-500);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--gold-500);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ---------- Diagram (proposal/commit) ---------- */
.diagram-proposal-commit {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-6);
  align-items: stretch;
  margin: var(--space-8) 0;
  padding: var(--space-8);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 2px;
}

.diagram-side {
  padding: var(--space-6);
  border-radius: 2px;
  text-align: center;
}

.diagram-side-proposal {
  background: rgba(140, 149, 176, 0.06);
  border: 1px solid rgba(140, 149, 176, 0.2);
}

.diagram-side-commit {
  background: rgba(232, 163, 61, 0.06);
  border: 1px solid rgba(232, 163, 61, 0.3);
}

.diagram-side h4 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.diagram-side-proposal h4 { color: var(--slate-300); }
.diagram-side-commit h4 { color: var(--gold-500); }

.diagram-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  color: var(--gold-500);
}

.diagram-side ul {
  text-align: left;
  font-size: 0.9rem;
  margin: 0;
}

/* ---------- Audience Cross-Links ---------- */
.audience-redirect {
  margin-top: var(--space-12);
  padding: var(--space-6);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 2px;
}

.audience-redirect h4 {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-500);
  margin-bottom: var(--space-3);
}

.audience-redirect-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.audience-redirect-links a {
  font-size: 0.9rem;
  padding: var(--space-2) var(--space-3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  color: var(--slate-200);
}

.audience-redirect-links a:hover {
  border-color: var(--gold-500);
  color: var(--bone-50);
}

/* ---------- Responsive ---------- */

/* Mobile nav toggle button (hidden by default, shown on mobile) */
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--slate-400);
  color: var(--bone-100);
  padding: var(--space-2) var(--space-3);
  border-radius: 2px;
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .diagram-proposal-commit { grid-template-columns: 1fr; }
  .diagram-arrow { transform: rotate(90deg); padding: var(--space-3) 0; }
  .comparison { grid-template-columns: 1fr; }

  /* Nav: collapse links behind toggle */
  .nav-toggle { display: flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(11, 15, 30, 0.95);
    backdrop-filter: blur(12px);
    padding: var(--space-4) var(--space-6);
    gap: var(--space-3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    z-index: 101;
  }
  .nav-links.nav-open { display: flex; }
  .nav-links a { padding: var(--space-2) 0; min-height: 44px; display: flex; align-items: center; }
  .nav-links a.cta { text-align: center; justify-content: center; }
  .site-header { position: sticky; }
  .nav { position: relative; }

  /* Card grids: single column */
  .card-grid, .card-grid-2, .card-grid-4 { grid-template-columns: 1fr; }

  /* Stat row: 2 columns */
  .stat-row { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  section { padding: var(--space-16) 0; }
  .hero { padding: var(--space-16) 0; }
  .hero h1 { font-size: 2.25rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: var(--space-3); text-align: center; }
  .nav-brand-text { display: none; }

  /* Tighter container padding */
  .container, .container-narrow { padding: 0 var(--space-4); }

  /* Hero text scales down */
  .hero-subhead { font-size: 1.05rem; }

  /* CTAs go full-width */
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { width: 100%; text-align: center; }

  /* Stat row: single column */
  .stat-row { grid-template-columns: 1fr; }

  /* Touch targets */
  .btn { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; }
  .audience-redirect-links a { min-height: 44px; display: inline-flex; align-items: center; }
}

/* ---------- Page Load Animation ---------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-content > * {
  opacity: 0;
  animation: fadeUp 0.8s ease forwards;
}

.hero h1 { animation-delay: 0.15s; }
.hero-subhead { animation-delay: 0.3s; }
.hero-standards { animation-delay: 0.4s; }
.hero-ctas { animation-delay: 0.5s; }

/* ---------- Annotated Example ---------- */
.example-container {
  max-width: 800px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  overflow: hidden;
}

.example-prompt {
  background: rgba(255, 255, 255, 0.04);
  padding: var(--space-6);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.example-prompt p {
  font-size: 1rem;
  color: var(--bone-50);
  margin: 0;
  font-weight: 500;
}

.example-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate-300);
  margin-bottom: var(--space-3);
}

.example-response {
  padding: var(--space-6);
}

.example-segment {
  padding: var(--space-4) var(--space-6);
  margin-bottom: var(--space-4);
  background: rgba(255, 255, 255, 0.02);
  border-left: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: 0 2px 2px 0;
}

.example-segment:last-child { margin-bottom: 0; }

.example-segment-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.example-segment-body {
  font-size: 0.95rem;
  color: var(--bone-100);
  margin-bottom: var(--space-2);
  line-height: 1.55;
}

.example-segment-action {
  border-left-color: var(--tb-executed);
  background: rgba(107, 164, 217, 0.04);
}

.example-gate {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--tb-executed);
  padding: 0.15em 0.6em;
  border: 1px solid rgba(107, 164, 217, 0.35);
  border-radius: 2px;
}

.example-gate-detail {
  margin: var(--space-3) 0;
  padding: var(--space-3) var(--space-4);
  background: rgba(255, 255, 255, 0.02);
  border-radius: 2px;
  font-size: 0.85rem;
  color: var(--slate-200);
}

.example-gate-detail p {
  margin-bottom: var(--space-2);
  line-height: 1.5;
}

.example-gate-detail p:last-child { margin-bottom: 0; }

.example-gate-buttons {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-3);
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: 0.8rem;
  cursor: default;
  border-radius: 2px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.example-provenance {
  margin-top: var(--space-2);
}

.example-provenance-toggle {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--slate-400);
  cursor: pointer;
  user-select: none;
  transition: color 0.15s ease;
}

.example-provenance-toggle:hover { color: var(--slate-200); }

.example-provenance-detail {
  display: none;
  margin-top: var(--space-2);
  padding: var(--space-3);
  background: rgba(0, 0, 0, 0.2);
  border-radius: 2px;
  font-size: 0.8rem;
  line-height: 1.7;
}

.example-provenance-detail code {
  background: none;
  padding: 0;
  color: var(--slate-300);
  font-size: 0.8rem;
}

.example-provenance.open .example-provenance-detail { display: block; }
.example-provenance.open .example-provenance-toggle::after { content: ''; }

.example-caption {
  padding: var(--space-6);
  background: rgba(232, 163, 61, 0.04);
  border-top: 1px solid rgba(232, 163, 61, 0.15);
  font-size: 0.9rem;
  color: var(--slate-200);
  line-height: 1.6;
}

/* ---------- Contact Form ---------- */
.contact-form-wrapper {
  max-width: 520px;
  margin: 0 auto;
  text-align: left;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-field label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate-300);
}

.form-field input,
.form-field textarea {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: var(--space-3) var(--space-4);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 2px;
  color: var(--bone-50);
  transition: border-color 0.15s ease;
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--gold-500);
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--slate-400);
}

.form-field textarea { resize: vertical; min-height: 80px; }

@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
}