/* Campfire Protocol — Desert Tech + Clean Precision + Accent Bar */
/* Adapted from 3DL design system: Rubik / Fira Code | Desert Tech palette */

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Backgrounds */
  --color-bg: #FDF8F4;
  --color-surface: #FFFFFF;
  --color-surface-alt: #F5F0EB;
  --color-muted: #F0EAE3;

  /* Text */
  --color-text: #1C1917;
  --color-text-secondary: #78716C;
  --color-text-inverse: #FFFFFF;

  /* Accents — Desert Tech */
  --color-accent: #7C2D12;
  --color-accent-hover: #9A3412;
  --color-accent-secondary: #0F766E;
  --color-accent-secondary-hover: #0D9488;

  /* Borders */
  --color-border: #E7E0D9;
  --color-border-hover: #7C2D12;
  --color-divider: #E7E0D9;

  /* Typography */
  --font-heading: 'Rubik', system-ui, sans-serif;
  --font-body: 'Rubik', system-ui, sans-serif;
  --font-mono: 'Fira Code', 'Courier New', monospace;

  --text-base: 17px;
  --text-sm: 14px;
  --text-xs: 12px;
  --text-lg: 20px;
  --text-xl: 28px;
  --text-2xl: 44px;
  --text-hero: 56px;

  --leading-tight: 1.15;
  --leading-normal: 1.7;

  /* Spacing */
  --space-section: 120px;
  --space-subsection: 56px;
  --space-element: 32px;
  --space-tight: 16px;

  /* Layout */
  --max-width: 1120px;
  --doc-width: 860px;
  --gutter: 32px;
  --radius: 8px;
  --radius-lg: 12px;
  --accent-bar-width: 4px;

  /* Effects */
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.07);
}

html { font-size: var(--text-base); scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: var(--leading-normal);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-accent-secondary); text-decoration: none; }
a:hover { color: var(--color-accent-secondary-hover); }

/* ── Container ── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ── Nav ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(253, 248, 244, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

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

.nav-logo {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 18px;
  color: var(--color-accent);
  letter-spacing: -0.02em;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.nav-logo span { color: var(--color-accent-secondary); }
.nav-logo-img { height: 28px; width: 28px; border-radius: 4px; vertical-align: middle; margin-right: 8px; }

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--color-text); }

.nav-cta {
  font-size: var(--text-sm) !important;
  font-weight: 600 !important;
  color: var(--color-text-inverse) !important;
  background: var(--color-accent);
  padding: 8px 20px;
  border-radius: var(--radius);
  transition: background 0.2s;
}
.nav-cta:hover {
  background: var(--color-accent-hover) !important;
  color: var(--color-text-inverse) !important;
}

/* ── Hero ── */
.hero {
  padding: 100px 0 var(--space-section);
  text-align: center;
}

.hero-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-secondary);
  margin-bottom: 20px;
}

.hero h1 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-hero);
  line-height: var(--leading-tight);
  color: var(--color-text);
  margin-bottom: 24px;
}

.hero h1 span { color: var(--color-accent); }

.hero-sub {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 700px;
  margin: 0 auto 40px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 0;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-inverse);
  background: var(--color-accent);
  padding: 14px 32px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s;
}
.btn-primary:hover {
  background: var(--color-accent-hover);
  color: var(--color-text-inverse);
  box-shadow: 0 4px 16px rgba(124, 45, 18, 0.2);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text-secondary);
  background: transparent;
  padding: 14px 32px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
.btn-ghost:hover {
  border-color: var(--color-text-secondary);
  color: var(--color-text);
}

/* ── Hamburger menu ── */
.nav-toggle-input {
  display: none;
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text-secondary);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}

@media (max-width: 768px) {
  .nav-hamburger {
    display: flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(253, 248, 244, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    gap: 0;
    padding: 8px 0;
    z-index: 99;
  }

  .nav-links li a {
    display: block;
    padding: 12px 24px;
    font-size: var(--text-base);
  }

  .nav-toggle-input:checked ~ .nav-links {
    display: flex;
  }

  .nav-toggle-input:checked ~ .nav-cta {
    display: none;
  }
}

@media (prefers-color-scheme: dark) {
  .nav-links {
    background: rgba(15, 20, 25, 0.98);
  }
}

/* ── Quick Start Terminal (removed from landing, kept for potential reuse) ── */
.hero-terminal {
  max-width: 560px;
  margin: 0 auto;
  background: #1C1917;
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-align: left;
  box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: #2A2420;
  border-bottom: 1px solid #3A3330;
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.terminal-dot.red { background: #FF5F57; }
.terminal-dot.yellow { background: #FFBD2E; }
.terminal-dot.green { background: #28C840; }

.terminal-label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: #78716C;
  margin-left: 8px;
}

.terminal-body {
  padding: 20px 24px;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.8;
}

.terminal-line { display: flex; align-items: flex-start; gap: 10px; }
.terminal-prompt { color: #0F766E; user-select: none; }
.terminal-cmd { color: #E7E0D9; }
.terminal-comment { color: #57534E; font-style: italic; }
.terminal-out { color: #78716C; padding-left: 20px; }

/* ── See It In Action ── */
.action-section {
  padding: var(--space-section) 0;
  background: var(--color-surface-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.action-terminals {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: var(--space-subsection);
  align-items: start;
}

.action-terminal {
  background: #1C1917;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}

.terminal-spacer {
  height: 10px;
}

.terminal-indent {
  padding-left: 12px;
  color: #A8A29E;
}

.action-caption {
  text-align: center;
  margin-top: 32px;
  color: var(--color-text-secondary);
  font-size: 15px;
  font-style: italic;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 1024px) {
  .action-terminals {
    grid-template-columns: 1fr;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
  }
}

@media (prefers-color-scheme: dark) {
  .action-terminal { box-shadow: 0 8px 32px rgba(0,0,0,0.4); }
}

/* ── Demo section (animated) ── */
.demo-section {
  padding: var(--space-section) 0;
  background: var(--color-surface-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

/* Stage — side-by-side: campfire log left, agent panels right */
.demo-stage {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 1120px;
  margin: 0 auto;
  min-height: 480px;
}

/* ── Campfire log (left side, the star) ── */
.demo-campfire {
  display: flex;
  flex-direction: column;
  background: #1C1917;
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(0,0,0,0.18);
  overflow: hidden;
  min-height: 480px;
  max-height: 560px;
}

.demo-campfire-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: #2A2420;
  border-bottom: 1px solid #3A3330;
  flex-shrink: 0;
}

.demo-campfire-flame {
  width: 28px;
  height: 36px;
  flex-shrink: 0;
  background: linear-gradient(to top, #D97706, #F59E0B, #FCD34D);
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
}

@media (prefers-reduced-motion: no-preference) {
  .demo-campfire-flame {
    animation: demoFlicker 2s ease-in-out infinite alternate;
  }
  @keyframes demoFlicker {
    0%   { transform: scale(1) rotate(-1deg); opacity: 0.9; }
    50%  { transform: scale(1.05) rotate(1deg); opacity: 1; }
    100% { transform: scale(0.97) rotate(-0.5deg); opacity: 0.85; }
  }
  .demo-campfire-flame.pulse {
    animation: demoFlamePulse 0.4s ease-out, demoFlicker 2s ease-in-out infinite alternate 0.4s;
  }
  @keyframes demoFlamePulse {
    0%  { transform: scale(1); }
    50% { transform: scale(1.2); }
    100%{ transform: scale(1); }
  }
}

.demo-campfire-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.demo-campfire-title {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: #E7E0D9;
}

.demo-campfire-members {
  font-family: var(--font-mono);
  font-size: 11px;
  color: #A8A29E;
  min-height: 16px;
}

.demo-campfire-log {
  flex: 1;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  padding: 16px 18px;
}

.demo-log-entry {
  padding: 4px 0;
  border-bottom: 1px solid rgba(58, 51, 48, 0.4);
  opacity: 0;
  animation: demoLogSlide 0.3s ease-out forwards;
}
.demo-log-entry:last-child { border-bottom: none; }

@media (prefers-reduced-motion: no-preference) {
  @keyframes demoLogSlide {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
  }
}
@media (prefers-reduced-motion: reduce) {
  .demo-log-entry { opacity: 1; animation: none; }
}

.demo-log-amber { color: #F59E0B; }
.demo-log-teal  { color: #0F766E; }
.demo-log-flight { color: #57534E; font-size: 11px; font-style: italic; border-bottom-color: transparent; padding: 2px 0; }

.demo-log-agent {
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  opacity: 0.7;
}

/* ── Agent panels (right side, tabbed) ── */
.demo-agents {
  display: flex;
  flex-direction: column;
  min-height: 480px;
  max-height: 560px;
}

.demo-agent-tabs {
  display: flex;
  gap: 2px;
  flex-shrink: 0;
  margin-bottom: -1px;
  z-index: 1;
}

.demo-agent-tab {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: #78716C;
  background: #2A2420;
  border: 1px solid #3A3330;
  border-bottom: 1px solid #3A3330;
  border-radius: var(--radius) var(--radius) 0 0;
  padding: 8px 16px;
  cursor: pointer;
  transition: color 0.2s, background 0.2s;
  flex: 1;
  justify-content: center;
}

.demo-agent-tab:hover {
  color: #A8A29E;
  background: #322C28;
}

.demo-agent-tab.active {
  color: #E7E0D9;
  background: #1C1917;
  border-bottom-color: #1C1917;
}

.demo-tab-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #7C2D12;
  flex-shrink: 0;
}

.demo-tab-dot-teal {
  background: #0F766E;
}

.demo-agent-tab.has-activity .demo-tab-dot {
  animation: demoTabPulse 0.6s ease-out;
}

@media (prefers-reduced-motion: no-preference) {
  @keyframes demoTabPulse {
    0% { box-shadow: 0 0 0 0 rgba(15, 118, 110, 0.6); }
    100% { box-shadow: 0 0 0 8px rgba(15, 118, 110, 0); }
  }
}

.demo-agent-viewport {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: #1C1917;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  border: 1px solid #3A3330;
  border-top: none;
}

/* Panels — stacked, only .active is visible */
.demo-panel {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease-out;
}

.demo-panel.active {
  opacity: 1;
  pointer-events: auto;
}

.demo-panel.complete {
  box-shadow: inset 0 0 20px rgba(15, 118, 110, 0.15);
}

.demo-panel-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: #2A2420;
  border-bottom: 1px solid #3A3330;
  flex-shrink: 0;
}
.demo-panel-bar-teal { background: #1A2E2C; border-bottom-color: #243D3A; }

.demo-panel-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: #78716C;
  margin-left: 6px;
}
.demo-panel-bar-teal .demo-panel-label { color: #4A8E88; }

.demo-panel-body {
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  overflow-y: auto;
  flex: 1;
}

/* Panel lines */
.demo-line-entry {
  display: flex;
  align-items: baseline;
  gap: 6px;
  opacity: 0;
  transform: translateY(3px);
  animation: demoLineAppear 0.25s ease-out forwards;
}
.demo-line-instant {
  opacity: 1 !important;
  transform: none !important;
  animation: none !important;
}
.demo-line-cont { padding-left: 18px; }

@media (prefers-reduced-motion: no-preference) {
  @keyframes demoLineAppear {
    to { opacity: 1; transform: translateY(0); }
  }
}
@media (prefers-reduced-motion: reduce) {
  .demo-line-entry { opacity: 1; transform: none; animation: none; }
}

.demo-prompt { color: #0F766E; user-select: none; flex-shrink: 0; }
.demo-cmd-text { color: #E7E0D9; }
.demo-out-text { color: #78716C; padding-left: 2px; }

/* ── Controls ── */
.demo-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 1120px;
  margin: 20px auto 0;
  padding: 0 4px;
}

.demo-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  color: var(--color-text-secondary);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
  flex-shrink: 0;
}

.demo-btn:hover {
  border-color: var(--color-accent-secondary);
  color: var(--color-accent-secondary);
}

.demo-progress {
  flex: 1;
  height: 4px;
  background: var(--color-border);
  border-radius: 2px;
  overflow: hidden;
}
.demo-progress-bar {
  height: 100%;
  width: 0%;
  background: var(--color-accent-secondary);
  border-radius: 2px;
  transition: width 0.3s ease-out;
}

.demo-speed {
  display: flex;
  gap: 2px;
  flex-shrink: 0;
}

.demo-speed-btn {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-secondary);
  background: transparent;
  border: 1px solid var(--color-border);
  padding: 4px 8px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.demo-speed-btn:first-child { border-radius: var(--radius) 0 0 var(--radius); }
.demo-speed-btn:last-child { border-radius: 0 var(--radius) var(--radius) 0; }
.demo-speed-btn:not(:first-child) { border-left: none; }

.demo-speed-btn:hover {
  color: var(--color-accent-secondary);
  border-color: var(--color-accent-secondary);
}

.demo-speed-btn.active {
  color: var(--color-text-inverse);
  background: var(--color-accent-secondary);
  border-color: var(--color-accent-secondary);
}

.demo-step-count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-secondary);
  flex-shrink: 0;
  white-space: nowrap;
}

/* Finale summary */
.demo-summary {
  max-width: 1120px;
  margin: 20px auto 0;
  text-align: center;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
  pointer-events: none;
}
.demo-summary.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.demo-summary-headline {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-xl);
  color: var(--color-text);
  margin-bottom: 6px;
}
.demo-summary-sub {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  font-style: italic;
}

/* ── Demo responsive: tablet ── */
@media (min-width: 769px) and (max-width: 1024px) {
  .demo-stage {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    min-height: 420px;
  }
  .demo-campfire { min-height: 420px; max-height: 500px; }
  .demo-agents { min-height: 420px; max-height: 500px; }
  .demo-campfire-log { font-size: 12px; }
  .demo-panel-body { font-size: 12px; }
}

/* ── Demo responsive: mobile ── */
@media (max-width: 768px) {
  .demo-stage {
    grid-template-columns: 1fr;
    gap: 16px;
    min-height: auto;
  }
  .demo-campfire {
    min-height: 280px;
    max-height: 340px;
  }
  .demo-agents {
    min-height: 320px;
    max-height: 400px;
  }
  .demo-agent-tab {
    padding: 6px 10px;
    font-size: 11px;
  }
  .demo-campfire-log { font-size: 12px; padding: 12px 14px; }
  .demo-panel-body { font-size: 12px; }
  .demo-controls { flex-wrap: wrap; }
  .demo-speed { order: 5; }
}

/* ── Protocol comparison section ── */
.compare-section {
  padding: var(--space-section) 0;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.compare-table-wrap {
  overflow-x: auto;
  margin: 0 auto var(--space-element);
  max-width: 860px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

.compare-table thead tr {
  background: var(--color-surface-alt);
}

.compare-table th {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  padding: 14px 20px;
  text-align: left;
  border-bottom: 2px solid var(--color-border);
}

.compare-th-sub {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  font-size: 11px;
  opacity: 0.7;
}

/* Campfire column highlight */
.compare-col-campfire {
  background: rgba(15, 118, 110, 0.05);
  color: var(--color-accent-secondary);
  border-left: 3px solid var(--color-accent-secondary);
}

.compare-table th.compare-col-campfire {
  color: var(--color-accent-secondary);
  font-weight: 700;
}

.compare-table tbody tr {
  border-bottom: 1px solid var(--color-border);
  transition: background 0.15s;
}

.compare-table tbody tr:last-child {
  border-bottom: none;
}

.compare-table tbody tr:nth-child(even) {
  background: var(--color-surface-alt);
}

.compare-table tbody tr:nth-child(even) .compare-col-campfire {
  background: rgba(15, 118, 110, 0.08);
}

.compare-table tbody tr:hover {
  background: var(--color-muted);
}

.compare-table tbody tr:hover .compare-col-campfire {
  background: rgba(15, 118, 110, 0.12);
}

.compare-row-label {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-secondary);
  white-space: nowrap;
  padding: 14px 20px;
  width: 1%;
}

.compare-table td {
  padding: 14px 20px;
  color: var(--color-text);
  line-height: 1.55;
  vertical-align: middle;
}

.compare-table td.compare-col-campfire {
  font-weight: 500;
}

.compare-note {
  text-align: center;
  color: var(--color-text-secondary);
  font-size: 15px;
  max-width: 680px;
  margin: 0 auto;
  line-height: 1.7;
  font-style: italic;
  padding: 0 var(--gutter);
}

/* Mobile stacked cards — hidden on desktop */
.compare-cards {
  display: none;
}

@media (max-width: 640px) {
  .compare-table-wrap {
    display: none;
  }

  .compare-cards {
    display: block;
    margin: 0 auto var(--space-element);
    max-width: 480px;
  }

  .compare-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
  }

  .compare-card-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 2px 12px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--color-border);
  }

  .compare-card-row:last-child {
    border-bottom: none;
  }

  .compare-card-row:nth-child(even) {
    background: var(--color-surface-alt);
  }

  .compare-card-label {
    grid-column: 1 / -1;
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-secondary);
    margin-bottom: 4px;
  }

  .compare-card-a2a {
    font-size: 13px;
    color: var(--color-text-secondary);
    line-height: 1.5;
    padding-left: 8px;
    border-left: 2px solid var(--color-border);
  }

  .compare-card-cf {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-accent-secondary);
    line-height: 1.5;
    padding-left: 8px;
    border-left: 2px solid var(--color-accent-secondary);
    background: rgba(15, 118, 110, 0.05);
    border-radius: 0 4px 4px 0;
  }

  /* Mobile cards header row */
  .compare-card-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    padding: 10px 16px;
    background: var(--color-surface-alt);
    border-bottom: 2px solid var(--color-border);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--color-text-secondary);
  }

  .compare-card-header-cf {
    color: var(--color-accent-secondary);
  }
}

@media (prefers-color-scheme: dark) {
  .compare-col-campfire {
    background: rgba(230, 101, 51, 0.07);
    color: var(--color-accent-secondary);
    border-left-color: var(--color-accent-secondary);
  }
  .compare-table tbody tr:nth-child(even) .compare-col-campfire {
    background: rgba(230, 101, 51, 0.1);
  }
  .compare-table tbody tr:hover .compare-col-campfire {
    background: rgba(230, 101, 51, 0.14);
  }
  .compare-table th.compare-col-campfire {
    color: var(--color-accent-secondary);
  }
  .compare-card-cf {
    color: var(--color-accent-secondary);
    border-left-color: var(--color-accent-secondary);
    background: rgba(230, 101, 51, 0.07);
  }
}

/* ── Why section ── */
.why-section {
  padding: var(--space-section) 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

/* ── Orbital layout (desktop) ── */
.why-orbital {
  position: relative;
  width: 100%;
  max-width: 1040px;
  height: 760px;
  margin: var(--space-subsection) auto 0;
}

/* Center image */
.why-center-img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
}
.why-center-img img {
  width: 220px;
  height: auto;
  display: block;
  filter: drop-shadow(0 0 24px rgba(217, 119, 6, 0.18));
}

/* SVG connector lines — JS updates endpoints */
.why-orbital-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  overflow: visible;
}

.why-connector {
  stroke: #D97706;
  stroke-width: 1.5;
  stroke-dasharray: 4 6;
  opacity: 0.35;
}

@media (prefers-color-scheme: dark) {
  .why-connector { stroke: #F59E0B; opacity: 0.25; }
}

/* Cards — JS positions these via transform */
.why-card {
  position: absolute;
  width: 220px;
  border-left: var(--accent-bar-width) solid var(--color-accent);
  padding: 20px 18px 20px 16px;
  background: var(--color-bg);
  border-radius: 0 var(--radius) var(--radius) 0;
  border-top: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  z-index: 3;
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.2s;
  /* Initial positions — JS overrides these */
  left: 50%;
  top: 50%;
}

.why-card:hover {
  box-shadow: var(--shadow-card-hover);
}

.why-card.teal { border-left-color: var(--color-accent-secondary); }

.why-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 10px;
}

.why-card.teal .why-label { color: var(--color-accent-secondary); }

.why-card h3 {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 17px;
  margin-bottom: 8px;
  line-height: var(--leading-tight);
}

.why-card p {
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.65;
}

/* ── Mobile fallback — stacked layout ── */
@media (max-width: 768px) {
  .why-orbital {
    height: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: stretch;
    animation: none;
    max-width: 520px;
  }

  .why-orbital-svg { display: none; }

  .why-center-img {
    position: static;
    transform: none;
    animation: none;
    display: flex;
    justify-content: center;
    padding: 8px 0 24px;
    order: -1;
  }
  .why-center-img img { width: 160px; }

  .why-card {
    position: static;
    width: 100%;
    animation: none;
    order: 0;
  }

  .why-card {
    transform: none !important;
  }
}

/* ── Get Started dual-path section ── */
.getstarted-section {
  padding: var(--space-section) 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.getstarted-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: var(--space-subsection);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.getstarted-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.getstarted-col-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-secondary);
}

.getstarted-col h3 {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 20px;
  line-height: var(--leading-tight);
  margin: 0;
}

.getstarted-col h3 code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--color-muted);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--color-accent);
}

.getstarted-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-accent-secondary);
}

.getstarted-link:hover {
  color: var(--color-accent-secondary-hover);
}

@media (max-width: 768px) {
  .getstarted-cols {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

/* ── Section shared ── */
.section-header {
  text-align: center;
  margin-bottom: var(--space-subsection);
}

.section-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-2xl);
  line-height: var(--leading-tight);
  margin-bottom: 16px;
}

.section-desc {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 680px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ── DAG diagram (used in getting-started.html) ── */
.dag-diagram {
  max-width: 680px;
  margin: 0 auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.dag-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--color-surface-alt);
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-secondary);
}

.dag-body { padding: 24px 28px; font-family: var(--font-mono); font-size: 13px; }

.dag-msg {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
  line-height: 1.5;
}

.dag-msg:last-child { border-bottom: none; }

.dag-id {
  font-weight: 600;
  color: var(--color-accent);
  min-width: 36px;
  padding-top: 1px;
}

.dag-content { flex: 1; }
.dag-agent { color: var(--color-text-secondary); font-size: 11px; margin-bottom: 3px; }
.dag-text { color: var(--color-text); }
.dag-tags { margin-top: 4px; }
.dag-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 4px;
  margin-right: 4px;
}

.tag-future { background: rgba(124, 45, 18, 0.1); color: var(--color-accent); }
.tag-fulfills { background: rgba(15, 118, 110, 0.1); color: var(--color-accent-secondary); }
.tag-dep { background: rgba(120, 113, 108, 0.1); color: var(--color-text-secondary); }

.dag-arrow {
  font-size: 11px;
  color: var(--color-text-secondary);
  margin-top: 4px;
}

.dag-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
}

.status-open { background: rgba(124, 45, 18, 0.1); color: var(--color-accent); }
.status-done { background: rgba(15, 118, 110, 0.1); color: var(--color-accent-secondary); }
.status-pending { background: rgba(120, 113, 108, 0.1); color: var(--color-text-secondary); }

/* ── Footer ── */
.footer {
  padding: 48px 0;
  border-top: 1px solid var(--color-border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.footer-logo {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 16px;
  color: var(--color-accent);
}

.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.footer-links a {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.footer-note {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* ─────────────────────────────────────
   DOC PAGES
   ───────────────────────────────────── */

.doc-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 0;
  min-height: calc(100vh - 64px);
}

.doc-sidebar {
  position: sticky;
  top: 64px;
  height: calc(100vh - 64px);
  overflow-y: auto;
  border-right: 1px solid var(--color-border);
  padding: 32px 0;
  background: var(--color-surface);
}

.sidebar-section { margin-bottom: 28px; padding: 0 20px; }

.sidebar-heading {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 10px;
}

.sidebar-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-links a {
  display: block;
  font-size: 14px;
  color: var(--color-text-secondary);
  padding: 4px 8px;
  border-radius: 4px;
  transition: color 0.2s, background 0.2s;
}

.sidebar-links a:hover {
  color: var(--color-text);
  background: var(--color-muted);
}

.sidebar-links a.active {
  color: var(--color-accent);
  font-weight: 500;
  background: rgba(124, 45, 18, 0.06);
}

.doc-content {
  padding: 56px 48px 80px;
  max-width: none;
  min-width: 0;
  flex: 1;
}

.doc-header { margin-bottom: 40px; }

.doc-label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-secondary);
  margin-bottom: 10px;
}

.doc-header h1 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 40px;
  line-height: var(--leading-tight);
  margin-bottom: 16px;
}

.doc-header p {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 640px;
}

.doc-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 40px 0;
}

/* Doc typography */
.doc-content h2 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 28px;
  margin-top: 56px;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
  scroll-margin-top: 80px;
}

.doc-content h3 {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 20px;
  margin-top: 36px;
  margin-bottom: 14px;
  color: var(--color-text);
  scroll-margin-top: 80px;
}

.doc-content h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 17px;
  margin-top: 28px;
  margin-bottom: 10px;
  color: var(--color-text);
}

.doc-content p {
  margin-bottom: 16px;
  line-height: 1.75;
  color: var(--color-text);
}

.doc-content ul, .doc-content ol {
  margin: 12px 0 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.doc-content li { line-height: 1.7; }

.doc-content strong { font-weight: 600; color: var(--color-text); }

.doc-content code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--color-muted);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--color-accent);
}

.doc-content pre {
  background: #1C1917;
  border-radius: var(--radius);
  padding: 20px 24px;
  overflow-x: auto;
  margin: 20px 0;
}

.doc-content pre code {
  font-family: var(--font-mono);
  font-size: 13px;
  background: none;
  padding: 0;
  color: #E7E0D9;
  line-height: 1.7;
}

/* CLI command blocks */
.cmd-block {
  background: #1C1917;
  border-radius: var(--radius);
  margin: 20px 0;
  overflow: hidden;
}

.cmd-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: #2A2420;
  border-bottom: 1px solid #3A3330;
}

.cmd-name {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-accent-secondary);
}

.cmd-body {
  padding: 16px 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.8;
}

.cmd-line { display: flex; gap: 10px; }
.cmd-prompt { color: #0F766E; }
.cmd-text { color: #E7E0D9; }
.cmd-out { color: #78716C; padding-left: 20px; }
.cmd-comment { color: #57534E; }

/* Info / note boxes */
.doc-note {
  border-left: 4px solid var(--color-accent-secondary);
  background: rgba(15, 118, 110, 0.06);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 16px 20px;
  margin: 24px 0;
}

.doc-note p { margin-bottom: 0; font-size: 15px; }
.doc-note strong { color: var(--color-accent-secondary); }

/* Field tables */
.field-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 15px;
}

.field-table th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  padding: 10px 12px;
  border-bottom: 2px solid var(--color-border);
}

.field-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
  line-height: 1.6;
}

.field-table td:first-child {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-accent-secondary);
  white-space: nowrap;
}

.field-table td:last-child { color: var(--color-text-secondary); }

/* ── Dark mode ── */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0F1419;
    --color-surface: #1A2128;
    --color-surface-alt: #080B0E;
    --color-muted: #222A33;
    --color-text: #D4DCE3;
    --color-text-secondary: #8B99A8;
    --color-text-inverse: #080B0E;
    --color-accent: #39ADB5;
    --color-accent-hover: #53C2C9;
    --color-accent-secondary: #E66533;
    --color-accent-secondary-hover: #F07F4D;
    --color-border: #1F2934;
    --color-border-hover: #39ADB5;
    --color-divider: #1F2934;
    --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.5);
  }

  .nav { background: rgba(15, 20, 25, 0.92); }
  .hero-terminal { box-shadow: 0 20px 60px rgba(0,0,0,0.5); }
  .btn-primary:hover { box-shadow: 0 4px 16px rgba(57, 173, 181, 0.3); }
  .tag-future { background: rgba(57, 173, 181, 0.12); color: var(--color-accent); }
  .tag-fulfills { background: rgba(230, 101, 51, 0.12); color: var(--color-accent-secondary); }
  .doc-content pre { background: #080B0E; }
  .cmd-block { background: #080B0E; }
  .cmd-header { background: #111820; border-bottom-color: #1F2934; }
  .doc-content code { background: rgba(57, 173, 181, 0.1); color: var(--color-accent); }
  .field-table th { color: var(--color-accent); }
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .doc-layout {
    grid-template-columns: 1fr;
  }
  .doc-sidebar { display: none; }
  .doc-content { padding: 40px 32px 60px; }
}

@media (max-width: 768px) {
  :root {
    --text-hero: 36px;
    --text-2xl: 30px;
    --space-section: 80px;
    --space-subsection: 40px;
  }

  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
}

@media (max-width: 480px) {
  :root {
    --text-hero: 28px;
    --gutter: 20px;
  }
  .hero { padding-top: 60px; }
}

/* ── Emergence demo (20-agent case study) ── */

/* Override stage for wider campfire log on this page */
.emergence-stage {
  grid-template-columns: 1.1fr 0.9fr;
}

/* Taller campfire log — more messages to show */
.emergence-stage .demo-campfire {
  min-height: 520px;
  max-height: 620px;
}

.emergence-stage .emergence-agents {
  min-height: 520px;
  max-height: 620px;
}

/* Campfire header has pills — flex wrap so they sit below meta */
.emergence-stage .demo-campfire-header {
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 18px;
}

/* Campfire pills showing which cf is active */
.emergence-cf-pills {
  display: flex;
  gap: 4px;
  width: 100%;
  margin-top: 2px;
}

.emergence-cf-pill {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 2px 8px;
  border-radius: 10px;
  border: 1px solid #3A3330;
  color: #57534E;
  cursor: default;
  transition: color 0.3s, border-color 0.3s, background 0.3s;
}

.emergence-cf-pill.active {
  color: #F59E0B;
  border-color: #F59E0B;
  background: rgba(245, 158, 11, 0.1);
}

.emergence-cf-pill.formed {
  color: #0F766E;
  border-color: #0F766E;
  background: rgba(15, 118, 110, 0.1);
}

/* Special log entry for sub-campfire creation moment */
.demo-log-milestone {
  color: #F59E0B;
  font-weight: 600;
  background: rgba(245, 158, 11, 0.08);
  border-left: 3px solid #F59E0B;
  padding: 4px 8px 4px 10px;
  margin: 4px 0;
  border-radius: 0 4px 4px 0;
}

.demo-log-subcf {
  color: #0F766E;
  font-weight: 600;
  border-left: 3px solid #0F766E;
  padding-left: 10px;
  margin: 2px 0;
}

/* Domain group tabs — 2-row compact layout */
.emergence-domain-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  margin-bottom: 4px;
  flex-shrink: 0;
}

.emergence-domain-tab {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #57534E;
  background: #222;
  border: 1px solid #3A3330;
  border-radius: 4px;
  padding: 4px 8px;
  cursor: pointer;
  transition: color 0.2s, background 0.2s, border-color 0.2s;
  flex-shrink: 0;
}

.emergence-domain-tab:hover {
  color: #A8A29E;
  background: #2A2420;
}

.emergence-domain-tab.active {
  color: #F59E0B;
  background: #2A2014;
  border-color: #F59E0B;
}

.emergence-domain-tab.has-message {
  animation: emergenceDomainPulse 0.5s ease-out;
}

@media (prefers-reduced-motion: no-preference) {
  @keyframes emergenceDomainPulse {
    0% { box-shadow: 0 0 0 0 rgba(15, 118, 110, 0.5); }
    100% { box-shadow: 0 0 0 6px rgba(15, 118, 110, 0); }
  }
}

/* Agent sub-tabs for the emergence demo — more compact */
.emergence-agent-tabs .demo-agent-tab {
  padding: 6px 12px;
  font-size: 11px;
}

/* Emergence summary block */
.emergence-summary {
  max-width: 1120px;
  margin: 20px auto 0;
  text-align: center;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
  pointer-events: none;
}

.emergence-summary.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

@media (max-width: 768px) {
  .emergence-stage {
    grid-template-columns: 1fr;
  }
  .emergence-stage .demo-campfire {
    min-height: 280px;
    max-height: 340px;
  }
  .emergence-stage .emergence-agents {
    min-height: 360px;
    max-height: 440px;
  }
  .emergence-domain-tabs {
    gap: 3px;
  }
  .emergence-domain-tab {
    font-size: 9px;
    padding: 3px 6px;
  }
}

/* ── Proof section (5-agent test) ── */
.proof-section {
  padding: var(--space-section) 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.proof-stats {
  display: flex;
  justify-content: center;
  gap: 64px;
  margin: 48px 0 32px;
  flex-wrap: wrap;
}

.proof-stat {
  text-align: center;
}

.proof-num {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 56px;
  line-height: 1;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.proof-label {
  font-size: 14px;
  color: var(--color-text-secondary);
  font-weight: 500;
}

@media (max-width: 600px) {
  .proof-stats { gap: 40px; }
  .proof-num { font-size: 40px; }
}

/* ── Accordion (See It In Action) ── */
.accordion {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

/* Hide radio inputs visually but keep them functional */
.accordion-radio {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.accordion-item {
  border-bottom: 1px solid var(--color-border);
}
.accordion-item:last-child {
  border-bottom: none;
}

/* Header — the always-visible clickable card */
.accordion-header {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px 28px;
  cursor: pointer;
  background: var(--color-surface);
  transition: background 0.15s ease;
  user-select: none;
  position: relative;
}
.accordion-header:hover {
  background: var(--color-surface-alt);
}

/* Active header (panel is open) */
.accordion-radio:checked + .accordion-header {
  background: var(--color-surface-alt);
  border-left: 3px solid var(--color-accent);
  padding-left: 25px; /* compensate for border */
}

/* Escalation number */
.accordion-num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  flex-shrink: 0;
  padding-top: 3px;
  min-width: 24px;
}
.accordion-radio:checked + .accordion-header .accordion-num {
  color: var(--color-accent);
}

/* Title group */
.accordion-titles {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.accordion-title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.2;
  color: var(--color-text);
}

.accordion-teaser {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* Chevron */
.accordion-chevron {
  flex-shrink: 0;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  padding-top: 2px;
  transition: transform 0.25s ease;
}
.accordion-radio:checked + .accordion-header .accordion-chevron {
  transform: rotate(180deg);
  color: var(--color-accent);
}

/* Body — collapsed by default */
.accordion-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s ease;
  background: var(--color-surface);
}
.accordion-radio:checked ~ .accordion-body {
  grid-template-rows: 1fr;
}

.accordion-body-inner {
  overflow: hidden;
  padding: 0 28px;
}
.accordion-radio:checked ~ .accordion-body .accordion-body-inner {
  padding: 8px 28px 32px;
}

/* Inside accordion: demo-stage needs to work correctly */
.accordion .demo-stage {
  margin-bottom: 16px;
}

/* Text content inside panels */
.accordion-desc {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: var(--leading-normal);
  margin-bottom: 20px;
  max-width: 800px;
}

.accordion-caption {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-top: 12px;
  margin-bottom: 24px;
  font-style: italic;
}

/* Emergent tag cloud */
.accordion-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
}
.accordion-tags code {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  background: var(--color-muted);
  color: var(--color-accent);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 3px 8px;
}

/* Stats + link row at the bottom of each panel */
.accordion-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
  margin-top: 4px;
}

.accordion-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.accordion-stat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}

.accordion-stat-num {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 28px;
  line-height: 1;
  color: var(--color-accent);
}

.accordion-stat-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.accordion-link {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-accent);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.15s;
}
.accordion-link:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .accordion-header {
    padding: 18px 20px;
    gap: 14px;
  }
  .accordion-radio:checked + .accordion-header {
    padding-left: 17px;
  }
  .accordion-body-inner {
    padding: 0 20px;
  }
  .accordion-radio:checked ~ .accordion-body .accordion-body-inner {
    padding: 8px 20px 24px;
  }
  .accordion-title {
    font-size: 17px;
  }
  .accordion-stats {
    gap: 20px;
  }
  .accordion-stat-num {
    font-size: 22px;
  }
  .accordion-footer {
    flex-direction: column;
    align-items: flex-start;
  }
  .accordion-num {
    display: none;
  }
}