/* ═══════════════════════════════════════════════════════════
   Laflamme-3T Conjecture — Design System
   css/main.css
   ═══════════════════════════════════════════════════════════ */

:root {
  /* Backgrounds */
  --bg-base:        #050a14;
  --bg-surface:     #060d1e;
  --bg-raised:      #0a1628;
  --bg-border:      #0f2040;

  /* Text */
  --text-primary:   #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted:     #4a6fa5;
  --text-faint:     #374151;

  /* Path / accent colors */
  --color-path-a:   #60a5fa;   /* blue  — Theory First */
  --color-path-b:   #34d399;   /* green — Simulate First */
  --color-path-c:   #f59e0b;   /* amber — Parallel Convergence */
  --color-goal:     #e879f9;   /* fuchsia — AC-1 / goal */
  --color-origin:   #ffffff;   /* white — current position */

  /* Typography */
  --font-display:   'Orbitron', 'Courier New', monospace;
  --font-body:      'Courier Prime', 'Courier New', monospace;
  --font-mono:      'Courier New', monospace;

  /* Spacing */
  --max-width:      860px;
  --max-width-wide: 1200px;
}


/* ── RESET ── */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--bg-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--color-path-a);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--text-primary);
}

img {
  max-width: 100%;
  display: block;
}


/* ── TYPOGRAPHY ── */

.site-id {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.25em;
  color: var(--text-muted);
}

h1 {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 900;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  line-height: 1.3;
}

h2 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  text-transform: uppercase;
  line-height: 1.4;
  margin-bottom: 20px;
}

h3 {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: 12px;
}

p {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: normal;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 14px;
}

p:last-child {
  margin-bottom: 0;
}

.caption {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}


/* ── LABEL / BADGE ── */

.label {
  display: inline-block;
  padding: 3px 10px;
  border: 1px solid currentColor;
  border-radius: 2px;
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 700;
}

.label--blue   { color: var(--color-path-a); }
.label--green  { color: var(--color-path-b); }
.label--amber  { color: var(--color-path-c); }
.label--goal   { color: var(--color-goal); }
.label--muted  { color: var(--text-muted); }


/* ── LAYOUT ── */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.container--wide {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 60px 0;
}


/* ── SECTION DIVIDER ── */

hr, .divider {
  border: none;
  border-top: 1px solid var(--bg-border);
  margin: 40px 0;
}


/* ── NAVIGATION ── */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--bg-border);
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav__id {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.25em;
  color: var(--text-muted);
  text-decoration: none;
}

.nav__id:hover {
  color: var(--text-secondary);
}

.nav__links {
  display: flex;
  gap: 28px;
  list-style: none;
}

.nav__link {
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
  padding-bottom: 2px;
}

.nav__link:hover {
  color: var(--text-primary);
}

.nav__link--active {
  color: var(--text-primary);
  border-bottom: 1px solid var(--color-goal);
}


/* ── CARD ── */

.card {
  background: var(--bg-surface);
  border: 1px solid var(--bg-border);
  border-radius: 3px;
  padding: 24px 28px;
}

.card--accent-a { border-left: 3px solid var(--color-path-a); }
.card--accent-b { border-left: 3px solid var(--color-path-b); }
.card--accent-c { border-left: 3px solid var(--color-path-c); }
.card--accent-goal { border-left: 3px solid var(--color-goal); }


/* ── DEFINITION BOX ── */

.def-box {
  background: var(--bg-raised);
  border: 1px solid var(--bg-border);
  border-left: 3px solid var(--color-goal);
  border-radius: 3px;
  padding: 20px 24px;
  margin: 20px 0;
  font-family: var(--font-mono);
  font-size: 13px;
}

.def-box__title {
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-goal);
  margin-bottom: 8px;
}

.def-box p {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-primary);
}


/* ── HERO ── */

.hero {
  padding: 100px 24px 60px;
  text-align: left;
}

.hero__eyebrow {
  font-family: var(--font-display);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.hero h1 {
  margin-bottom: 16px;
}

.hero__subtitle {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.8;
  margin-bottom: 28px;
}

.hero__ctas {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.cta-link {
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-path-a);
  text-decoration: none;
  transition: color 0.2s;
}

.cta-link:hover {
  color: var(--text-primary);
}

.cta-link--goal {
  color: var(--color-goal);
}


/* ── STATUS TABLE ── */

.status-table {
  width: 100%;
  border-collapse: collapse;
}

.status-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--bg-border);
  font-size: 13px;
}

.status-table td:first-child {
  color: var(--text-primary);
  font-family: var(--font-body);
}

.status-table td:last-child {
  text-align: right;
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.status-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-right: 8px;
  vertical-align: middle;
}

.status-dot--complete  { background: var(--color-path-b); }
.status-dot--progress  { background: var(--color-path-a); }
.status-dot--planned   { background: var(--text-faint); }
.status-dot--future    { background: var(--text-faint); }
.status-dot--next      { background: var(--color-path-c); }


/* ── PATH CARDS ── */

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

@media (max-width: 768px) {
  .path-cards {
    grid-template-columns: 1fr;
  }
}


/* ── COMPARISON TABLE ── */

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  margin: 20px 0;
}

.comparison-table th {
  font-family: var(--font-display);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 10px 12px;
  border-bottom: 2px solid var(--bg-border);
  text-align: left;
}

.comparison-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--bg-border);
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 12px;
  vertical-align: top;
}

.comparison-table tr:hover td {
  background: var(--bg-raised);
}


/* ── AXIOM CARD ── */

.axiom-card {
  background: var(--bg-surface);
  border: 1px solid var(--bg-border);
  border-radius: 3px;
  padding: 24px 28px;
  margin: 20px 0;
}

.axiom-card__number {
  font-family: var(--font-display);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-goal);
  margin-bottom: 8px;
}

.axiom-card__name {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.axiom-card__formal {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-primary);
  background: var(--bg-raised);
  padding: 12px 16px;
  border-radius: 2px;
  margin-bottom: 12px;
  white-space: pre-wrap;
}

.axiom-card__gloss {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.axiom-card__objections {
  font-size: 12px;
  color: var(--text-muted);
  font-style: italic;
}


/* ── PLACEHOLDER ── */

.placeholder {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-path-c);
  background: var(--bg-raised);
  border: 1px dashed var(--color-path-c);
  border-radius: 2px;
  padding: 12px 16px;
  margin: 16px 0;
}


/* ── PRE / CODE BLOCKS ── */

pre {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-primary);
  background: var(--bg-raised);
  border: 1px solid var(--bg-border);
  border-radius: 3px;
  padding: 16px 20px;
  overflow-x: auto;
  margin: 16px 0;
  line-height: 1.6;
}


/* ── UPDATES / BLOG ── */

.update-entry {
  background: var(--bg-surface);
  border: 1px solid var(--bg-border);
  border-radius: 3px;
  padding: 24px 28px;
  margin-bottom: 16px;
}

.update-entry__date {
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.update-entry__tag {
  display: inline-block;
  padding: 2px 8px;
  border: 1px solid currentColor;
  border-radius: 2px;
  font-family: var(--font-display);
  font-size: 8px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 700;
  margin-left: 12px;
}

.update-entry__tag--milestone { color: var(--color-goal); }
.update-entry__tag--meta      { color: var(--text-muted); }
.update-entry__tag--theory    { color: var(--color-path-a); }
.update-entry__tag--simulation{ color: var(--color-path-b); }

.update-entry h3 {
  margin-bottom: 12px;
}

.update-entry p {
  font-size: 13px;
}


/* ── FILTER ROW ── */

.filter-row {
  display: flex;
  gap: 8px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.filter-btn {
  font-family: var(--font-display);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 12px;
  border: 1px solid var(--bg-border);
  border-radius: 2px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
}

.filter-btn:hover,
.filter-btn--active {
  color: var(--text-primary);
  border-color: var(--text-secondary);
  background: var(--bg-raised);
}


/* ── TABLE OF CONTENTS (STICKY SIDEBAR) ── */

.theory-layout {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 40px;
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 24px;
}

.toc {
  position: sticky;
  top: 60px;
  align-self: start;
  list-style: none;
  padding: 0;
}

.toc li {
  margin-bottom: 8px;
}

.toc a {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.toc a:hover {
  color: var(--text-primary);
}

.toc a.active {
  color: var(--color-goal);
}

@media (max-width: 900px) {
  .theory-layout {
    grid-template-columns: 1fr;
  }
  .toc {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--bg-border);
    padding-bottom: 16px;
  }
  .toc li { margin-bottom: 0; }
}


/* ── FOOTER ── */

.footer {
  padding: 20px 24px;
  border-top: 1px solid var(--bg-border);
  text-align: center;
}

.footer p {
  font-family: var(--font-display);
  font-size: 9px;
  font-weight: 400;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin: 0;
}


/* ── ROADMAP PAGE ── */

.roadmap-area {
  display: flex;
  height: calc(100vh - 60px);
}

.roadmap-svg-container {
  flex: 1;
  position: relative;
  overflow: hidden;
}

.roadmap-svg-container svg {
  width: 100%;
  height: 100%;
}

.roadmap-detail {
  width: 300px;
  border-left: 1px solid var(--bg-border);
  background: linear-gradient(180deg, var(--bg-surface) 0%, var(--bg-base) 100%);
  overflow-y: auto;
  padding: 24px 20px;
}


/* ── ANIMATIONS ── */

@keyframes pulseRing {
  0%, 100% { opacity: 0.4; }
  50%      { opacity: 0.9; }
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes glowPulse {
  0%, 100% { filter: drop-shadow(0 0 8px currentColor); }
  50%      { filter: drop-shadow(0 0 18px currentColor) brightness(1.2); }
}

.pulse-ring { animation: pulseRing 2.5s ease-in-out infinite; }
.panel-in   { animation: slideIn 0.4s ease forwards; }


/* ── SCROLLBAR ── */

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: #334155; border-radius: 2px; }


/* ── SECTION NUMBERS (for theory page) ── */

.section-num {
  font-family: var(--font-display);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  display: block;
  margin-bottom: 8px;
}