/* ─────────────────────────────────────────────────────────────
   CONTENT INTELLIGENCE · TEAM ONBOARDING SITE
   editorial + technical · light/dark · serif display + mono code
   ───────────────────────────────────────────────────────────── */

:root {
  /* light */
  --bg: #f4f1ea;
  --bg-elev: #ffffff;
  --bg-deep: #ebe6dc;
  --ink: #1a1814;
  --ink-soft: #4a463e;
  --ink-muted: #8a8478;
  --rule: #d8d1c2;
  --rule-soft: #e6e0d2;
  --accent: #c84a2c;
  --accent-soft: #ffe7df;
  --gold: #b8893a;
  --green: #5a7a3a;
  --red: #a93226;
  --code-bg: #1a1814;
  --code-ink: #f4f1ea;
}

[data-theme="dark"] {
  --bg: #14110d;
  --bg-elev: #1f1c17;
  --bg-deep: #0d0b08;
  --ink: #ece6d6;
  --ink-soft: #b8b1a0;
  --ink-muted: #7a7468;
  --rule: #2e2a23;
  --rule-soft: #25221c;
  --accent: #e85d3e;
  --accent-soft: #3a1f17;
  --gold: #d4a857;
  --green: #8aaa6a;
  --red: #d97060;
  --code-bg: #0d0b08;
  --code-ink: #ece6d6;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter Tight', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background 0.3s ease, color 0.3s ease;
}

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

/* ─────────────────────────────────────────────────────────────
   TOP NAVIGATION · sticky · minimal
   ───────────────────────────────────────────────────────────── */

.topnav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  background: rgba(244, 241, 234, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 0.5px solid var(--rule);
}

[data-theme="dark"] .topnav {
  background: rgba(20, 17, 13, 0.85);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 500;
}

.brand-dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
}

.brand-name {
  color: var(--ink);
}

.brand-meta {
  color: var(--ink-muted);
  font-weight: 400;
}

.nav-progress {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-muted);
}

.progress-track {
  width: 140px;
  height: 2px;
  background: var(--rule);
  border-radius: 2px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  width: 10%;
  transition: width 0.4s ease;
}

/* ─────────────────────────────────────────────────────────────
   SIDE NAV · fixed · index
   ───────────────────────────────────────────────────────────── */

.sidenav {
  position: fixed;
  left: 0;
  top: 60px;
  bottom: 0;
  width: 240px;
  padding: 32px 24px;
  border-right: 0.5px solid var(--rule);
  background: var(--bg);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.sidenav-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 16px;
}

.sidenav-list {
  list-style: none;
  flex: 1;
}

.sidenav-list li {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  padding: 10px 0;
  cursor: pointer;
  color: var(--ink-soft);
  display: flex;
  align-items: baseline;
  gap: 12px;
  border-left: 2px solid transparent;
  padding-left: 12px;
  margin-left: -14px;
  transition: all 0.2s ease;
  line-height: 1.4;
}

.sidenav-list li:hover {
  color: var(--ink);
}

.sidenav-list li.active {
  color: var(--accent);
  border-left-color: var(--accent);
  font-weight: 500;
}

.sidenav-list .num {
  color: var(--ink-muted);
  font-size: 10px;
  flex-shrink: 0;
}

.sidenav-list li.active .num {
  color: var(--accent);
}

.sidenav-foot {
  padding-top: 24px;
  border-top: 0.5px solid var(--rule);
}

#theme-toggle {
  background: transparent;
  border: 0.5px solid var(--rule);
  color: var(--ink-soft);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  padding: 8px 12px;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.2s ease;
}

#theme-toggle:hover {
  border-color: var(--ink-soft);
  color: var(--ink);
}

/* ─────────────────────────────────────────────────────────────
   MAIN CONTENT · centered · max-width
   ───────────────────────────────────────────────────────────── */

.content {
  margin-left: 240px;
  padding: 64px 64px 120px;
  max-width: 1100px;
}

.section {
  padding: 80px 0;
  border-bottom: 0.5px solid var(--rule);
}

.section:last-of-type {
  border-bottom: none;
}

.section-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.section-title {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 56px;
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 32px;
  font-variation-settings: "opsz" 144;
}

.subsection-title {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 28px;
  font-weight: 500;
  margin: 56px 0 16px;
  letter-spacing: -0.01em;
}

.section-lede {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 22px;
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 760px;
  margin-bottom: 48px;
  font-weight: 400;
  font-variation-settings: "opsz" 60;
}

.lede {
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin-bottom: 16px;
}

em {
  font-style: italic;
  color: var(--accent);
  font-family: 'Fraunces', Georgia, serif;
}

code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.88em;
  background: var(--bg-deep);
  padding: 2px 6px;
  border-radius: 3px;
  color: var(--ink);
}

/* ─────────────────────────────────────────────────────────────
   SECTION 1 · HERO
   ───────────────────────────────────────────────────────────── */

.section-hero {
  padding-top: 64px;
}

.display {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 88px;
  font-weight: 500;
  line-height: 0.95;
  letter-spacing: -0.035em;
  margin-bottom: 64px;
  font-variation-settings: "opsz" 144;
  max-width: 920px;
}

.display .subtle {
  display: block;
  color: var(--ink-muted);
  font-size: 0.55em;
  font-weight: 400;
  margin-top: 16px;
  letter-spacing: -0.01em;
}

.hero-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 16px;
  margin-bottom: 64px;
}

.hero-card-large {
  grid-column: span 3;
}

.hero-card {
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  padding: 32px;
  border-radius: 4px;
}

.card-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 16px;
}

.card-body {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 24px;
  line-height: 1.4;
  color: var(--ink);
}

.stat-card {
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 200px;
  position: relative;
  overflow: hidden;
  border-radius: 4px;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 32px;
  background: var(--accent);
}

.stat-num {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 64px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--ink);
  font-variation-settings: "opsz" 144;
}

.stat-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 12px;
}

.stat-foot {
  font-size: 13px;
  color: var(--ink-muted);
  margin-top: 8px;
  font-style: italic;
  font-family: 'Fraunces', Georgia, serif;
}

/* Value loop */
.value-loop {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 32px;
  background: var(--bg-deep);
  border-radius: 4px;
}

.loop-step {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  border-radius: 32px;
}

.loop-step.accent {
  background: var(--accent);
  border-color: var(--accent);
}

.loop-step.accent .step-num,
.loop-step.accent .step-text {
  color: var(--bg);
}

.step-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--ink-muted);
  background: var(--bg-deep);
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.loop-step.accent .step-num {
  background: rgba(255, 255, 255, 0.2);
}

.step-text {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  white-space: nowrap;
}

.loop-arrow {
  color: var(--ink-muted);
  font-family: 'JetBrains Mono', monospace;
}

/* ─────────────────────────────────────────────────────────────
   SECTION 2 · PROBLEM
   ───────────────────────────────────────────────────────────── */

.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  margin-bottom: 56px;
}

.col-narrative p {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 18px;
  line-height: 1.65;
  color: var(--ink-soft);
  margin-bottom: 16px;
}

.timeline-comparison {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.timeline-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.timeline-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.timeline-bar {
  display: flex;
  height: 32px;
  border-radius: 4px;
  overflow: hidden;
  border: 0.5px solid var(--rule);
}

.bar-segment {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 500;
  color: var(--ink);
  border-right: 0.5px solid var(--rule);
}

.bar-segment:last-child { border-right: none; }

.seg-1 { background: #d4cfc0; }
.seg-2 { background: #c6c0ad; }
.seg-3 { background: #b8b29a; }
.seg-4 { background: #aaa489; }
.seg-5 { background: #999274; color: white; }

[data-theme="dark"] .seg-1 { background: #2a2620; color: var(--ink-soft); }
[data-theme="dark"] .seg-2 { background: #353027; color: var(--ink-soft); }
[data-theme="dark"] .seg-3 { background: #403a2e; color: var(--ink-soft); }
[data-theme="dark"] .seg-4 { background: #4a4334; color: var(--ink); }
[data-theme="dark"] .seg-5 { background: #554c3a; color: var(--ink); }

.timeline-bar-short {
  width: 30%;
}

.seg-fast {
  background: var(--accent);
  color: var(--bg);
  font-weight: 500;
}

.timeline-result {
  font-size: 13px;
  color: var(--ink-muted);
  font-style: italic;
  font-family: 'Fraunces', Georgia, serif;
}

.timeline-result.accent {
  color: var(--accent);
  font-weight: 500;
}

.verticals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin-top: 48px;
}

.verticals-header {
  grid-column: 1 / -1;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 8px;
}

.vertical-tag {
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  padding: 16px 20px;
  font-size: 14px;
  font-weight: 500;
  border-radius: 4px;
  transition: all 0.2s ease;
}

.vertical-tag:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.vertical-tag em {
  display: block;
  font-size: 12px;
  color: var(--ink-muted);
  font-weight: 400;
  margin-top: 4px;
  font-style: italic;
}

/* ─────────────────────────────────────────────────────────────
   SECTION 3 · ARCHITECTURE
   ───────────────────────────────────────────────────────────── */

.arch-diagram {
  background: var(--bg-deep);
  padding: 48px;
  border-radius: 8px;
  margin-bottom: 32px;
}

.arch-layer {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.arch-workers {
  gap: 12px;
}

.arch-node {
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  padding: 16px 20px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  min-width: 180px;
  text-align: center;
}

.arch-node:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.arch-node.selected {
  border-color: var(--accent);
  border-width: 1.5px;
  background: var(--accent-soft);
}

.arch-node-icon {
  color: var(--accent);
  font-size: 14px;
  margin-bottom: 4px;
}

.arch-node-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--ink);
}

.arch-node-meta {
  font-size: 10px;
  color: var(--ink-muted);
  font-family: 'JetBrains Mono', monospace;
  line-height: 1.4;
}

.arch-client { min-width: 280px; }

.arch-service {
  min-width: 480px;
  background: var(--bg-elev);
  border: 0.5px solid var(--accent);
}

.arch-worker.accent {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.arch-storage {
  min-width: 220px;
  background: var(--bg-elev);
}

.arch-flow-down {
  width: 2px;
  height: 32px;
  background: var(--ink-muted);
  margin: 0 auto;
  position: relative;
}

.arch-flow-down::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 0; height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 7px solid var(--ink-muted);
}

.arch-flow-split {
  display: flex;
  justify-content: space-evenly;
  gap: 200px;
  height: 32px;
}

.flow-line {
  width: 2px;
  background: var(--ink-muted);
  position: relative;
}

.flow-line::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0; height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 7px solid var(--ink-muted);
}

.arch-arrow {
  color: var(--ink-muted);
  font-size: 18px;
  font-family: 'JetBrains Mono', monospace;
}

.detail-panel {
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  padding: 32px;
  border-radius: 4px;
  min-height: 200px;
  margin-bottom: 64px;
  transition: all 0.3s ease;
}

.detail-default {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 200px;
}

.detail-hint {
  color: var(--ink-muted);
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-style: italic;
}

.detail-title {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 28px;
  font-weight: 500;
  margin-bottom: 8px;
}

.detail-subtitle {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.detail-body {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-soft);
  margin-bottom: 16px;
}

.detail-bullets {
  list-style: none;
}

.detail-bullets li {
  padding: 6px 0;
  border-bottom: 0.5px solid var(--rule-soft);
  font-size: 14px;
  display: flex;
  gap: 12px;
}

.detail-bullets li::before {
  content: '→';
  color: var(--accent);
  font-family: 'JetBrains Mono', monospace;
}

.streams-section {
  margin-top: 64px;
}

.streams-grid {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--bg-deep);
  padding: 24px;
  border-radius: 4px;
}

.stream-row {
  display: grid;
  grid-template-columns: 200px 32px 1fr;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: var(--bg-elev);
  border-radius: 4px;
  font-size: 13px;
}

.stream-row.muted {
  opacity: 0.6;
}

.stream-name {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 500;
  color: var(--accent);
  background: transparent;
  padding: 0;
}

.stream-arrow {
  color: var(--ink-muted);
  text-align: center;
  font-family: 'JetBrains Mono', monospace;
}

.stream-desc {
  font-size: 13px;
  color: var(--ink-soft);
}

/* ─────────────────────────────────────────────────────────────
   SECTION 4 · GATES
   ───────────────────────────────────────────────────────────── */

.funnel-interactive {
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  border-radius: 8px;
  padding: 40px;
  margin-bottom: 48px;
}

.funnel-controls {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 0.5px solid var(--rule);
}

.control-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

#funnel-input {
  flex: 1;
  max-width: 400px;
  appearance: none;
  height: 4px;
  background: var(--rule);
  border-radius: 2px;
  outline: none;
}

#funnel-input::-webkit-slider-thumb {
  appearance: none;
  width: 20px;
  height: 20px;
  background: var(--accent);
  border-radius: 50%;
  cursor: pointer;
  border: 3px solid var(--bg-elev);
  box-shadow: 0 0 0 1px var(--accent);
}

#funnel-input::-moz-range-thumb {
  width: 20px;
  height: 20px;
  background: var(--accent);
  border-radius: 50%;
  cursor: pointer;
  border: 3px solid var(--bg-elev);
}

.control-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 18px;
  font-weight: 500;
  color: var(--ink);
  min-width: 80px;
  text-align: right;
}

.funnel-stages {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-bottom: 40px;
}

.funnel-stage {
  width: 100%;
  background: var(--bg-deep);
  border: 0.5px solid var(--rule);
  border-radius: 6px;
  padding: 24px;
  transition: all 0.3s ease;
}

.gate-1 { max-width: 100%; }
.gate-2 { max-width: 85%; }
.gate-3 { max-width: 65%; }
.gate-4 { max-width: 45%; border-color: var(--accent); background: var(--accent-soft); }

.stage-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 12px;
}

.stage-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
}

.stage-name {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 22px;
  font-weight: 500;
  flex: 1;
  text-align: center;
}

.stage-cost {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--ink-muted);
  background: var(--bg-elev);
  padding: 4px 8px;
  border-radius: 3px;
}

.stage-volume {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  margin-bottom: 12px;
}

.vol-in { color: var(--ink-muted); }
.vol-arrow { color: var(--ink-muted); }
.vol-out { color: var(--ink); font-weight: 500; }
.vol-out.final { color: var(--accent); }

.stage-rules {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin-bottom: 8px;
}

.rule-chip {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  padding: 4px 10px;
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  border-radius: 12px;
  color: var(--ink-soft);
}

.rule-chip.accent {
  color: var(--accent);
  border-color: var(--accent);
}

.stage-drop {
  text-align: center;
  font-size: 11px;
  color: var(--ink-muted);
  font-style: italic;
  font-family: 'Fraunces', Georgia, serif;
}

.funnel-arrow {
  font-size: 18px;
  color: var(--ink-muted);
  font-family: 'JetBrains Mono', monospace;
}

.funnel-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding-top: 32px;
  border-top: 0.5px solid var(--rule);
}

.summary-card {
  text-align: center;
}

.summary-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 8px;
}

.summary-value {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 36px;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.summary-value.bad { color: var(--red); }
.summary-value.good { color: var(--green); }
.summary-value.accent { color: var(--accent); }

.summary-meta {
  font-size: 12px;
  color: var(--ink-muted);
  margin-top: 6px;
  font-style: italic;
  font-family: 'Fraunces', Georgia, serif;
}

.cost-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
  font-size: 14px;
}

.cost-table caption {
  text-align: left;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 12px;
}

.cost-table th {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--ink-soft);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 500;
}

.cost-table td {
  padding: 12px 16px;
  border-bottom: 0.5px solid var(--rule);
}

.cost-table .total-row td {
  background: var(--bg-deep);
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
}

.footnote {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 16px;
  color: var(--ink-soft);
  font-style: italic;
  padding: 16px 0;
}

/* ─────────────────────────────────────────────────────────────
   SECTION 5 · SIGNALS
   ───────────────────────────────────────────────────────────── */

.signal-lab {
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  border-radius: 8px;
  padding: 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 48px;
}

.signal-input {
  background: var(--bg-deep);
  border-radius: 6px;
  padding: 24px;
}

.signal-input label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  display: block;
  margin-bottom: 16px;
}

.signal-input input[type="range"] {
  width: 100%;
  appearance: none;
  height: 4px;
  background: var(--rule);
  border-radius: 2px;
  outline: none;
  margin-bottom: 16px;
}

.signal-input input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 18px; height: 18px;
  background: var(--accent);
  border-radius: 50%;
  cursor: pointer;
  border: 3px solid var(--bg-deep);
  box-shadow: 0 0 0 1px var(--accent);
}

.signal-input input[type="range"]::-moz-range-thumb {
  width: 18px; height: 18px;
  background: var(--accent);
  border-radius: 50%;
  cursor: pointer;
  border: 3px solid var(--bg-deep);
}

.signal-value {
  font-size: 13px;
  color: var(--ink-muted);
  margin-bottom: 8px;
  font-family: 'JetBrains Mono', monospace;
}

.signal-score {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: var(--ink-soft);
}

.signal-score strong {
  color: var(--accent);
  font-size: 18px;
}

.signal-output {
  grid-column: 1 / -1;
  background: var(--bg-deep);
  border-radius: 6px;
  padding: 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
}

.signal-formula {
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  color: var(--ink-soft);
  text-align: center;
}

.signal-formula code {
  background: var(--bg-elev);
  padding: 12px 20px;
  border-radius: 4px;
  font-size: 14px;
}

.signal-final {
  text-align: center;
}

.signal-final-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 8px;
}

.signal-final-value {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 72px;
  font-weight: 500;
  line-height: 1;
  color: var(--accent);
  letter-spacing: -0.03em;
  transition: color 0.3s ease;
}

.signal-final-verdict {
  margin-top: 12px;
  font-family: 'Fraunces', Georgia, serif;
  font-style: italic;
  font-size: 15px;
  color: var(--ink-soft);
}

.signal-explain {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.explain-card {
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  padding: 28px;
  border-radius: 6px;
  position: relative;
}

.explain-card.accent {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.explain-num {
  position: absolute;
  top: 16px; right: 20px;
  font-family: 'Fraunces', Georgia, serif;
  font-size: 48px;
  font-weight: 500;
  color: var(--rule);
  line-height: 1;
}

.explain-card.accent .explain-num {
  color: var(--accent);
  opacity: 0.3;
}

.explain-title {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 12px;
  max-width: 80%;
}

.explain-card p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin-bottom: 12px;
}

.explain-table {
  background: var(--bg-deep);
  border-radius: 4px;
  padding: 4px 0;
  margin-top: 16px;
}

.explain-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  border-bottom: 0.5px solid var(--rule);
}

.explain-row:last-child { border-bottom: none; }
.explain-row span:last-child { color: var(--accent); font-weight: 500; }

.explain-list {
  list-style: none;
  margin-top: 12px;
}

.explain-list li {
  font-size: 13px;
  color: var(--ink-soft);
  padding: 4px 0 4px 16px;
  position: relative;
}

.explain-list li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.explain-foot {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 0.5px solid var(--rule);
  font-style: italic;
  font-family: 'Fraunces', Georgia, serif;
}

/* ─────────────────────────────────────────────────────────────
   SECTION 6 · ANGLES
   ───────────────────────────────────────────────────────────── */

.angles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.angle-card {
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  padding: 28px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.angle-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.04);
}

.angle-name {
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 6px;
}

.angle-when {
  font-size: 13px;
  color: var(--ink-muted);
  margin-bottom: 16px;
  font-family: 'Fraunces', Georgia, serif;
  font-style: italic;
}

.angle-example {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 18px;
  line-height: 1.45;
  color: var(--ink);
  padding-top: 16px;
  border-top: 0.5px solid var(--rule);
}

.angles-callout {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--bg-deep);
  border-left: 3px solid var(--accent);
  padding: 24px 32px;
  border-radius: 0 6px 6px 0;
}

.callout-icon {
  font-size: 32px;
  color: var(--accent);
  flex-shrink: 0;
}

.callout-text {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 17px;
  line-height: 1.5;
}

/* ─────────────────────────────────────────────────────────────
   SECTION 7 · COMPETITOR
   ───────────────────────────────────────────────────────────── */

.competitor-cases {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 64px;
}

.case-card {
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  border-radius: 6px;
  overflow: hidden;
  transition: all 0.2s ease;
}

.case-card:hover {
  border-color: var(--accent);
}

.case-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  background: var(--bg-deep);
  border-bottom: 0.5px solid var(--rule);
}

.case-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background: var(--accent);
  color: var(--bg);
  padding: 4px 8px;
  border-radius: 3px;
  font-weight: 500;
}

.case-title {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 20px;
  font-weight: 500;
}

.case-body {
  padding: 24px;
  display: grid;
  grid-template-columns: 1fr 1fr 2fr;
  gap: 24px;
  align-items: center;
}

.case-state {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: var(--accent);
  font-weight: 500;
}

.case-action {
  font-size: 14px;
  color: var(--ink-soft);
}

.case-prompt {
  background: var(--bg-deep);
  padding: 16px 20px;
  border-radius: 4px;
  border-left: 2px solid var(--accent);
}

.prompt-label {
  display: block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 8px;
}

.case-prompt em {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink);
  font-style: italic;
}

.inference-section {
  margin-top: 48px;
}

.subsection-lede {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 17px;
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 720px;
  margin-bottom: 24px;
}

.inference-table {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--bg-deep);
  padding: 16px;
  border-radius: 6px;
}

.inf-row {
  display: grid;
  grid-template-columns: 1fr 40px 1fr;
  align-items: center;
  gap: 16px;
  padding: 12px 20px;
  background: var(--bg-elev);
  border-radius: 4px;
}

.inf-pattern {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: var(--ink);
  background: transparent;
  padding: 0;
}

.inf-arrow {
  text-align: center;
  color: var(--ink-muted);
  font-family: 'JetBrains Mono', monospace;
}

.inf-angle {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
}

/* ─────────────────────────────────────────────────────────────
   SECTION 8 · DATA
   ───────────────────────────────────────────────────────────── */

.schema-diagram {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  margin-bottom: 48px;
}

.schema-tenant, .schema-shared {
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  border-radius: 6px;
  padding: 24px;
}

.schema-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 16px;
}

.schema-tables {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.schema-table {
  background: var(--bg-deep);
  padding: 12px 16px;
  border-radius: 4px;
  border-left: 3px solid var(--accent);
}

.schema-table.shared {
  border-left-color: var(--gold);
}

.schema-name {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
}

.schema-meta {
  font-size: 12px;
  color: var(--ink-muted);
  margin-top: 4px;
  font-style: italic;
  font-family: 'Fraunces', Georgia, serif;
}

.secrets-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.secret-card {
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  padding: 28px;
  border-radius: 6px;
}

.secret-tier {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.secret-name {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 22px;
  font-weight: 500;
  margin-bottom: 12px;
}

.secret-examples {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-muted);
  margin-bottom: 16px;
  line-height: 1.5;
}

.secret-store {
  font-size: 13px;
  color: var(--ink);
  padding: 8px 12px;
  background: var(--bg-deep);
  border-radius: 3px;
  margin-bottom: 8px;
  font-family: 'JetBrains Mono', monospace;
}

.secret-access {
  font-size: 12px;
  color: var(--ink-muted);
  font-style: italic;
  font-family: 'Fraunces', Georgia, serif;
}

/* ─────────────────────────────────────────────────────────────
   SECTION 9 · DEPLOYMENT
   ───────────────────────────────────────────────────────────── */

.deploy-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--rule);
}

.tab-button {
  background: transparent;
  border: none;
  padding: 12px 24px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all 0.2s ease;
}

.tab-button:hover {
  color: var(--ink);
}

.tab-button.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.deploy-content.hidden {
  display: none;
}

.step-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 48px;
}

.step-item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 24px;
  align-items: flex-start;
}

.step-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 500;
  font-size: 14px;
}

.step-body {
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  border-radius: 6px;
  padding: 24px;
}

.step-title {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 20px;
  font-weight: 500;
  margin-bottom: 16px;
}

.step-body pre {
  background: var(--code-bg);
  color: var(--code-ink);
  padding: 16px 20px;
  border-radius: 4px;
  overflow-x: auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  line-height: 1.6;
}

.step-body pre code {
  background: transparent;
  padding: 0;
  color: var(--code-ink);
  font-size: 12px;
}

.step-note {
  margin-top: 12px;
  font-size: 13px;
  color: var(--ink-muted);
  font-style: italic;
  font-family: 'Fraunces', Georgia, serif;
}

.config-section {
  margin-top: 48px;
}

.config-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.config-card {
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  padding: 24px;
  border-radius: 6px;
}

.config-card.accent {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.config-name {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 8px;
}

.config-where {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--accent);
  margin-bottom: 12px;
}

.config-flow {
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.5;
  font-family: 'Fraunces', Georgia, serif;
  font-style: italic;
}

/* ─────────────────────────────────────────────────────────────
   SECTION 10 · ROADMAP
   ───────────────────────────────────────────────────────────── */

.roadmap {
  margin-bottom: 64px;
}

.phase {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 24px;
  padding-bottom: 24px;
}

.phase-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 4px;
}

.phase-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--bg-elev);
  border: 2px solid var(--ink-muted);
  flex-shrink: 0;
}

.phase-dot.done {
  background: var(--green);
  border-color: var(--green);
}

.phase-dot.now {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.phase-line {
  width: 2px;
  flex: 1;
  background: var(--rule);
  margin-top: 8px;
  min-height: 60px;
}

.phase-body {
  padding-bottom: 32px;
}

.phase-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.phase-name {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.phase-status {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-muted);
  padding: 4px 10px;
  border: 0.5px solid var(--rule);
  border-radius: 12px;
}

.phase-status.done {
  color: var(--green);
  border-color: var(--green);
}

.phase-status.now {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
}

.phase-goal {
  font-family: 'Fraunces', Georgia, serif;
  font-style: italic;
  font-size: 16px;
  color: var(--ink-soft);
  margin-bottom: 16px;
}

.phase-list {
  list-style: none;
  padding-left: 0;
}

.phase-list li {
  padding: 6px 0 6px 24px;
  font-size: 14px;
  color: var(--ink-soft);
  position: relative;
  line-height: 1.5;
}

.phase-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 500;
}

.phase-foot {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 0.5px solid var(--rule);
  font-style: italic;
  font-family: 'Fraunces', Georgia, serif;
  font-size: 15px;
  color: var(--accent);
}

.sprint-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 16px;
}

.sprint-card {
  background: var(--bg-elev);
  border: 0.5px solid var(--rule);
  border-radius: 6px;
  padding: 24px;
  position: relative;
}

.sprint-num {
  position: absolute;
  top: 16px; right: 20px;
  font-family: 'Fraunces', Georgia, serif;
  font-size: 64px;
  font-weight: 500;
  color: var(--rule);
  line-height: 1;
}

.sprint-title {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 12px;
  max-width: 70%;
}

.sprint-card p {
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-soft);
}

.closing-note {
  background: var(--bg-deep);
  padding: 48px;
  border-radius: 8px;
  border: 0.5px solid var(--rule);
  text-align: center;
  margin-top: 32px;
}

.closing-mark {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.closing-note p {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 20px;
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 680px;
  margin: 0 auto 16px;
}

.closing-foot {
  font-size: 14px !important;
  color: var(--ink-muted) !important;
  font-style: italic;
}

.closing-foot .mono {
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg-elev);
  padding: 2px 8px;
  border-radius: 3px;
  color: var(--accent);
  font-style: normal;
  font-size: 13px;
}

/* ─────────────────────────────────────────────────────────────
   RESPONSIVE
   ───────────────────────────────────────────────────────────── */

@media (max-width: 1024px) {
  .sidenav { display: none; }
  .content { margin-left: 0; padding: 32px; }
  .display { font-size: 56px; }
  .section-title { font-size: 40px; }
  .hero-grid,
  .signal-lab,
  .signal-explain,
  .secrets-grid,
  .sprint-grid {
    grid-template-columns: 1fr;
  }
  .hero-card-large { grid-column: span 1; }
  .two-column { grid-template-columns: 1fr; }
  .angles-grid { grid-template-columns: 1fr; }
  .case-body { grid-template-columns: 1fr; }
  .schema-diagram { grid-template-columns: 1fr; }
  .gate-1, .gate-2, .gate-3, .gate-4 { max-width: 100%; }
  .arch-workers { flex-direction: column; }
  .funnel-summary { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .display { font-size: 40px; }
  .section-title { font-size: 32px; }
  .topnav { padding: 12px 16px; }
  .brand-meta { display: none; }
  .stat-num { font-size: 48px; }
  .signal-final-value { font-size: 56px; }
}