@font-face {
  font-family: 'Footlight MT Pro';
  src: url('fonts/FootlightMTProLight.otf') format('opentype');
  font-weight: 300 400;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Color Tokens */
  --color-bg: #09090c;
  --color-bg-subtle: #111116;
  --color-bg-elevated: #16161c;
  --color-bg-surface: #1d1d24;
  
  --color-ivory: #f7f5ee;
  --color-ivory-secondary: #dcd8cc;
  --color-ivory-muted: #9c988d;
  --color-ivory-faint: #4e4c45;
  
  --color-amber: #e07a38;
  --color-amber-muted: rgba(224, 122, 56, 0.15);
  --color-amber-glow: rgba(224, 122, 56, 0.25);
  
  --color-sage: #5e8f7a;
  --color-sage-muted: rgba(94, 143, 122, 0.15);
  
  --color-border: rgba(247, 245, 238, 0.1);
  --color-border-subtle: rgba(247, 245, 238, 0.05);
  --color-border-hover: rgba(247, 245, 238, 0.22);
  
  /* Typography */
  --font-display: 'Instrument Serif', 'Newsreader', Georgia, serif;
  --font-sans: 'Footlight MT Pro', 'Footlight MT Light', 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, Georgia, serif;
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', 'SF Mono', Consolas, monospace;
  
  /* Spacing Scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --section-pad: clamp(4.5rem, 10vh, 8.5rem);
  
  /* Radii & Chrome */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 6px;
  --container-max: 1280px;
  --container-narrow: 920px;
  
  /* Transitions */
  --ease-editorial: cubic-bezier(0.16, 1, 0.3, 1);
  --duration-fast: 200ms;
  --duration-normal: 400ms;
  --duration-slow: 700ms;
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--color-bg);
  color: var(--color-ivory);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body {
  position: relative;
  background-color: var(--color-bg);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Film Grain Overlay */
.grain-overlay {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 999;
  opacity: 0.028;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Background Canvas */
#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 0.7;
}

/* Content Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(1.25rem, 4vw, 2.5rem);
  padding-right: clamp(1.25rem, 4vw, 2.5rem);
  position: relative;
  z-index: 2;
}

.container-narrow {
  max-width: var(--container-narrow);
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 68px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--color-border-subtle);
  background: rgba(9, 9, 12, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-wrapper {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--color-ivory);
}

.brand-wordmark {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: 0.15em;
  color: var(--color-ivory);
  text-transform: uppercase;
}

.brand-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--color-amber);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ivory-muted);
  text-decoration: none;
  transition: color var(--duration-fast) ease;
}

.nav-link:hover {
  color: var(--color-ivory);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* ==========================================================================
   BUTTONS & ACTIONS
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.55rem 1.15rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all var(--duration-normal) var(--ease-editorial);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-ivory);
  color: var(--color-bg);
  border: 1px solid var(--color-ivory);
  font-weight: 600;
}

.btn-primary:hover {
  background-color: #ffffff;
  box-shadow: 0 0 20px rgba(247, 245, 238, 0.2);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--color-ivory-secondary);
  border: 1px solid var(--color-border);
}

.btn-ghost:hover {
  background: var(--color-bg-elevated);
  color: var(--color-ivory);
  border-color: var(--color-border-hover);
}

.btn-accent {
  background: rgba(224, 122, 56, 0.12);
  color: var(--color-amber);
  border: 1px solid rgba(224, 122, 56, 0.4);
}

.btn-accent:hover {
  background: rgba(224, 122, 56, 0.22);
  border-color: var(--color-amber);
  box-shadow: 0 0 20px var(--color-amber-glow);
}

/* ==========================================================================
   SECTION BASE & TYPOGRAPHY
   ========================================================================== */

section {
  position: relative;
  padding-top: var(--section-pad);
  padding-bottom: var(--section-pad);
  border-bottom: 1px solid var(--color-border-subtle);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-amber);
  margin-bottom: 1.25rem;
}

.section-label::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 1px;
  background-color: var(--color-amber);
}

.editorial-headline {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 4.4rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-ivory);
  margin-bottom: 1.5rem;
}

.editorial-headline em {
  font-style: italic;
  color: var(--color-amber);
}

.editorial-subhead {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  line-height: 1.65;
  color: var(--color-ivory-secondary);
  max-width: 680px;
}

.text-muted {
  color: var(--color-ivory-muted);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 110px;
  padding-bottom: 4rem;
  border-bottom: 1px solid var(--color-border);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-badge-strip {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.3rem 0.75rem;
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  color: var(--color-ivory-muted);
}

.pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-sage);
  box-shadow: 0 0 8px var(--color-sage);
  animation: pulse-glow 2s infinite ease-in-out;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.5; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.2); }
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}

/* Hero Telemetry Card */
.hero-telemetry-box {
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  padding: 1.75rem;
  border-radius: var(--radius-sm);
  position: relative;
}

.hero-telemetry-box::after {
  content: "SYSTEM SPECIFICATION";
  position: absolute;
  top: -9px;
  right: 16px;
  background: var(--color-bg-elevated);
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  color: var(--color-ivory-muted);
  border: 1px solid var(--color-border);
}

.telemetry-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--color-border-subtle);
}

.telemetry-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.telemetry-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-ivory-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.telemetry-value {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-ivory);
  font-weight: 500;
}

.telemetry-value.accent {
  color: var(--color-amber);
}

.telemetry-value.sage {
  color: var(--color-sage);
}

/* ==========================================================================
   SECTION: PROBLEM / FRAGMENTATION NARRATIVE
   ========================================================================== */

.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  margin-top: 3rem;
}

.narrative-card {
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  padding: 2.25rem;
  border-radius: var(--radius-sm);
  transition: border-color var(--duration-normal) ease;
}

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

.narrative-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-amber);
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
}

.narrative-title {
  font-family: var(--font-display);
  font-size: 1.85rem;
  line-height: 1.15;
  color: var(--color-ivory);
  margin-bottom: 1rem;
}

.narrative-body {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-ivory-secondary);
}

/* ==========================================================================
   SECTION: INTERACTIVE BIOLOGICAL PATHFINDER (SIGNATURE VISUAL)
   ========================================================================== */

.pathfinder-workbench {
  margin-top: 3rem;
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.5rem;
}

.hypothesis-selector {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.selector-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ivory-muted);
  margin-right: 0.5rem;
}

.hypothesis-btn {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  color: var(--color-ivory-secondary);
  padding: 0.5rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) ease;
}

.hypothesis-btn.active, .hypothesis-btn:hover {
  background: var(--color-amber-muted);
  color: var(--color-ivory);
  border-color: var(--color-amber);
}

.path-chain-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.path-node {
  flex: 1;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  padding: 1.5rem 1.25rem;
  border-radius: var(--radius-sm);
  position: relative;
  transition: all var(--duration-normal) var(--ease-editorial);
}

.path-node.active {
  border-color: var(--color-amber);
  background: rgba(224, 122, 56, 0.05);
  box-shadow: 0 0 25px rgba(224, 122, 56, 0.1);
}

.node-step-tag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-amber);
  margin-bottom: 0.5rem;
}

.node-entity-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-ivory);
  margin-bottom: 0.25rem;
}

.node-entity-type {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-ivory-muted);
}

.path-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-amber);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  min-width: 60px;
}

.path-arrow-line {
  width: 100%;
  height: 1px;
  background: var(--color-amber);
  position: relative;
  margin-top: 4px;
}

.path-arrow-line::after {
  content: "";
  position: absolute;
  right: 0;
  top: -3px;
  width: 0;
  height: 0;
  border-top: 3px solid transparent;
  border-bottom: 3px solid transparent;
  border-left: 5px solid var(--color-amber);
}

.pathfinder-detail-box {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  padding: 1.75rem 2rem;
  border-radius: var(--radius-sm);
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: 2rem;
  align-items: center;
}

.detail-claim-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--color-amber);
  margin-bottom: 0.6rem;
  text-transform: uppercase;
}

.detail-claim-text {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-ivory-secondary);
  margin-bottom: 1.5rem;
}

/* 4-Factor Composite Signal Score Breakdown */
.score-factors-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.85rem;
  width: 100%;
  margin-top: 1rem;
}

.factor-item {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(247, 245, 238, 0.1);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.factor-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.factor-name {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--color-ivory);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.factor-weight {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--color-amber);
  font-weight: 700;
}

.factor-bar {
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 2px;
  overflow: hidden;
  margin: 0.2rem 0;
}

.factor-bar-fill {
  height: 100%;
  background: var(--color-amber);
  border-radius: 2px;
  transition: width 0.3s ease;
}

.factor-desc {
  font-size: 0.72rem;
  color: var(--color-ivory-muted);
  line-height: 1.35;
}

.detail-metric-badge {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  border-left: 1px solid var(--color-border);
  padding-left: 2rem;
  height: 100%;
  text-align: center;
}

.detail-metric-val {
  font-family: var(--font-mono);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--color-sage);
  line-height: 1;
  margin-bottom: 0.4rem;
}

.detail-metric-lbl {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--color-ivory-muted);
  text-transform: uppercase;
  text-align: center;
}

/* ==========================================================================
   SECTION: MOBILE PHONE PROOF SHOWCASE (AUTHENTIC SMARTPHONE HARDWARE)
   ========================================================================== */

.showcase-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 3.5rem;
  width: 100%;
}

.phone-mockup-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.75rem;
  position: relative;
}

/* Smartphone Outer Body Chassis */
.phone-device {
  width: 330px;
  height: 670px;
  max-width: 88vw;
  max-height: 82vh;
  background: linear-gradient(145deg, #2b2b36 0%, #15151c 45%, #22222c 100%);
  border-radius: 48px;
  padding: 12px;
  position: relative;
  box-shadow: 
    0 0 0 2px rgba(255, 255, 255, 0.08),
    0 0 0 4px #0c0c10,
    0 0 0 5px rgba(255, 255, 255, 0.04),
    0 25px 65px -10px rgba(0, 0, 0, 0.95),
    0 0 50px rgba(224, 122, 56, 0.08);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* Physical Hardware Side Buttons */
.phone-hw-btn {
  position: absolute;
  background: linear-gradient(180deg, #3d3d4c 0%, #1c1c24 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 3px;
  z-index: 1;
}

.phone-hw-vol-up {
  left: -7px;
  top: 130px;
  width: 5px;
  height: 48px;
  border-right: none;
  border-top-left-radius: 3px;
  border-bottom-left-radius: 3px;
}

.phone-hw-vol-down {
  left: -7px;
  top: 190px;
  width: 5px;
  height: 48px;
  border-right: none;
  border-top-left-radius: 3px;
  border-bottom-left-radius: 3px;
}

.phone-hw-power {
  right: -7px;
  top: 155px;
  width: 5px;
  height: 65px;
  border-left: none;
  border-top-right-radius: 3px;
  border-bottom-right-radius: 3px;
}

/* Top Bezel Speaker & Front Camera */
.phone-top-bar {
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 15;
  pointer-events: none;
}

.phone-speaker {
  width: 44px;
  height: 4px;
  background: #111116;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.phone-camera-lens {
  width: 7px;
  height: 7px;
  background: radial-gradient(circle, #1a2a3a 30%, #050508 80%);
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: inset 0 0 2px rgba(94, 143, 122, 0.6);
}

/* Phone Screen Display */
.phone-screen {
  width: 100%;
  height: 100%;
  background: #000000;
  border-radius: 38px;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}

/* Subtle Diagonal Glass Glare Sheen */
.phone-glass-glare {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg, 
    rgba(255, 255, 255, 0.08) 0%, 
    rgba(255, 255, 255, 0.02) 25%, 
    transparent 50%
  );
  pointer-events: none;
  z-index: 8;
}

/* App Screenshot inside Display */
.phone-screenshot-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  background: #000000;
  transition: opacity var(--duration-fast) ease;
  display: block;
}

/* Bottom iOS / Android Home Indicator */
.phone-home-indicator {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 110px;
  height: 4px;
  background: rgba(255, 255, 255, 0.35);
  border-radius: 4px;
  z-index: 10;
  pointer-events: none;
  backdrop-filter: blur(4px);
}

/* Showcase Controls below Phone */
.phone-nav-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  margin-top: 0.5rem;
}

.screen-counter {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-amber);
  letter-spacing: 0.15em;
  min-width: 70px;
  text-align: center;
}

.carousel-btn {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  color: var(--color-ivory);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  transition: all var(--duration-fast) ease;
}

.carousel-btn:hover {
  background: var(--color-amber-muted);
  border-color: var(--color-amber);
  color: var(--color-ivory);
  transform: translateY(-1px);
}

/* ==========================================================================
   SECTION: EVIDENCE & CITATION LAYER
   ========================================================================== */

.evidence-viewer {
  margin-top: 3rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.evidence-column {
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 2rem;
}

.evidence-col-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border-subtle);
}

.evidence-col-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.evidence-col-title.support {
  color: var(--color-sage);
}

.evidence-col-title.oppose {
  color: var(--color-amber);
}

.evidence-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  padding: 1.25rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
  transition: border-color var(--duration-fast) ease;
}

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

.evidence-quote {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-ivory-secondary);
  margin-bottom: 0.75rem;
  font-style: italic;
}

.evidence-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--color-ivory-muted);
}

.citation-link {
  color: var(--color-amber);
  text-decoration: none;
}

.citation-link:hover {
  text-decoration: underline;
}

/* ==========================================================================
   SECTION: ARCHITECTURE & CAPABILITIES MATRIX
   ========================================================================== */

.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.capability-item {
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  padding: 2rem;
  border-radius: var(--radius-sm);
  transition: all var(--duration-normal) var(--ease-editorial);
}

.capability-item:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-2px);
}

.capability-icon {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--color-amber);
  margin-bottom: 1.25rem;
}

.capability-title {
  font-family: var(--font-sans);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-ivory);
  margin-bottom: 0.75rem;
}

.capability-desc {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--color-ivory-secondary);
}

/* ==========================================================================
   MODAL: DEMO ENVIRONMENT & LOCAL REPO EXECUTION
   ========================================================================== */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(9, 9, 12, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-backdrop.open {
  display: flex;
}

.modal-dialog {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-hover);
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 680px;
  padding: 2rem;
  position: relative;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.9);
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-ivory-muted);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1rem;
  transition: all var(--duration-fast) ease;
}

.modal-close-btn:hover {
  color: var(--color-ivory);
  border-color: var(--color-border-hover);
}

.modal-header {
  margin-bottom: 1.25rem;
}

.modal-info-box {
  background: rgba(224, 122, 56, 0.08);
  border-left: 3px solid var(--color-amber);
  padding: 1rem 1.15rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
}

.modal-info-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-amber);
  margin-bottom: 0.25rem;
  text-transform: uppercase;
}

.modal-info-body {
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--color-ivory-secondary);
}

.code-block {
  background: #000000;
  border: 1px solid var(--color-border);
  padding: 1rem 1.15rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-ivory-secondary);
  line-height: 1.5;
  white-space: pre;
  overflow-x: auto;
  margin-top: 0.75rem;
}

/* ==========================================================================
   FOOTER & CLEAN EDITORIAL BRANDING
   ========================================================================== */

.site-footer {
  padding: 4rem 0 3rem 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer-wordmark {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.15em;
  color: var(--color-ivory);
  text-transform: uppercase;
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--color-ivory-muted);
}

.footer-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.creator-name {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--color-ivory);
}

.creator-role {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-amber);
}

.creator-bio {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--color-ivory-muted);
  max-width: 600px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1rem;
}

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .problem-grid, .evidence-viewer, .showcase-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .capabilities-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .path-chain-container {
    flex-direction: column;
  }
  
  .path-arrow {
    transform: rotate(90deg);
    margin: 0.5rem 0;
  }
  
  .pathfinder-detail-box {
    grid-template-columns: 1fr;
  }
  
  .detail-metric-badge {
    border-left: none;
    border-top: 1px solid var(--color-border);
    padding-left: 0;
    padding-top: 1rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-links {
    align-items: flex-start;
  }
}

@media (max-width: 900px) {
  .score-factors-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .capabilities-grid {
    grid-template-columns: 1fr;
  }
  
  .phone-device {
    width: 280px;
    height: 570px;
  }
  
  .modal-dialog {
    padding: 1.5rem;
  }
}

@media (max-width: 540px) {
  .score-factors-grid {
    grid-template-columns: 1fr;
  }
}