/* ================================================
   VOICES FROM THE ZONE — Design System
   Dark cinematic aesthetic with gold/blue accents
   ================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800;900&display=swap');

/* ---- Custom Properties ---- */
:root {
  --bg-primary: #07070c;
  --bg-secondary: #0d0d14;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --bg-glass: rgba(255, 255, 255, 0.04);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-gold: rgba(212, 168, 83, 0.3);
  --border-blue: rgba(74, 158, 255, 0.3);

  --gold: #d4a853;
  --gold-bright: #f0c96e;
  --gold-dim: #a07a30;
  --gold-glow: rgba(212, 168, 83, 0.15);
  --blue: #4a9eff;
  --blue-bright: #7bb8ff;
  --blue-dim: #2a6ec0;
  --blue-glow: rgba(74, 158, 255, 0.15);

  --text-primary: #f0eee6;
  --text-secondary: rgba(240, 238, 230, 0.65);
  --text-tertiary: rgba(240, 238, 230, 0.4);
  --text-accent: var(--gold);

  --font-body: 'Inter', -apple-system, sans-serif;
  --font-display: 'Outfit', sans-serif;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-glow-gold: 0 0 40px rgba(212, 168, 83, 0.15), 0 0 80px rgba(212, 168, 83, 0.05);
  --shadow-glow-blue: 0 0 40px rgba(74, 158, 255, 0.15), 0 0 80px rgba(74, 158, 255, 0.05);
  --shadow-card: 0 4px 30px rgba(0, 0, 0, 0.4);

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

a {
  color: var(--gold);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--gold-bright);
}

/* ---- Typography ---- */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.section-eyebrow {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 1.25rem;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 650px;
  font-weight: 300;
  line-height: 1.8;
}

/* ---- Layout ---- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 3rem);
}

section {
  position: relative;
  padding: clamp(4rem, 10vw, 8rem) 0;
}

.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--border-glass) 20%, var(--gold-dim) 50%, var(--border-glass) 80%, transparent 100%);
  margin: 0;
}

/* ---- Navigation ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0.75rem 0;
  transition: background var(--transition-smooth), backdrop-filter var(--transition-smooth);
}

.nav.scrolled {
  background: rgba(7, 7, 12, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
}

.nav-inner {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 3rem);
}

.nav-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav-logo span {
  color: var(--gold);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  justify-content: center;
  padding-bottom: 0.25rem;
}

.nav-links a {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  text-transform: uppercase;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: width var(--transition-smooth);
}

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

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  padding: 0.65rem 1.75rem;
  background: var(--gold);
  color: var(--bg-primary) !important;
  border-radius: 100px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: all var(--transition-fast);
  white-space: nowrap;
  box-shadow: 0 0 20px rgba(212, 168, 83, 0.2);
}

.nav-cta:hover {
  background: var(--gold-bright) !important;
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-gold);
  color: var(--bg-primary) !important;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* ---- Hero Section ---- */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at center, transparent 0%, var(--bg-primary) 70%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  padding: 0 2rem;
}

.hero-badge {
  display: inline-block;
  padding: 0.35rem 1rem;
  border: 1px solid var(--border-gold);
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 2rem;
  background: var(--gold-glow);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.hero-title .accent {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-bright) 50%, var(--gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.5vw, 1.75rem);
  font-weight: 300;
  font-style: italic;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  letter-spacing: 0.02em;
}

.hero-quote-container {
  min-height: 80px;
  margin-bottom: 2.5rem;
}

.hero-quote {
  font-size: clamp(0.95rem, 1.8vw, 1.15rem);
  color: var(--text-secondary);
  font-style: italic;
  line-height: 1.6;
  opacity: 0;
  transition: opacity 0.8s ease;
}

.hero-quote.active {
  opacity: 1;
}

.hero-quote-athlete {
  display: block;
  margin-top: 0.5rem;
  font-style: normal;
  font-weight: 600;
  color: var(--gold);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 100px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
}

.btn-primary {
  background: var(--gold);
  color: var(--bg-primary);
}

.btn-primary:hover {
  background: var(--gold-bright);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-gold);
  color: var(--bg-primary);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
}

.btn-secondary:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  animation: float 3s ease-in-out infinite;
}

.scroll-indicator span {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.scroll-indicator .arrow {
  width: 20px;
  height: 20px;
  border-right: 1.5px solid var(--text-tertiary);
  border-bottom: 1.5px solid var(--text-tertiary);
  transform: rotate(45deg);
}

@keyframes float {

  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  50% {
    transform: translateX(-50%) translateY(10px);
  }
}

/* ---- Cypher Section ---- */
#cypher {
  text-align: center;
  padding: clamp(6rem, 15vw, 12rem) 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(212, 168, 83, 0.04) 0%, transparent 60%);
}

.cypher-text {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
}

.cypher-word {
  display: inline-block;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  margin-right: 0.25em;
}

.cypher-word.visible {
  opacity: 1;
  transform: translateY(0);
}

.cypher-word.gold {
  color: var(--gold);
  text-shadow: 0 0 60px rgba(212, 168, 83, 0.3);
}

.cypher-context {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  font-weight: 300;
  line-height: 1.8;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease 0.8s, transform 0.8s ease 0.8s;
}

.cypher-context.visible {
  opacity: 1;
  transform: translateY(0);
}

.cypher-stolen-valor {
  display: inline-block;
  margin-top: 2rem;
  padding: 1rem 2rem;
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-md);
  background: var(--gold-glow);
  font-size: 0.85rem;
  font-style: italic;
  color: var(--gold);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease 1.4s, transform 0.8s ease 1.4s;
}

.cypher-stolen-valor.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Mission Section ---- */
#mission {
  background: var(--bg-secondary);
}

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

.mission-card {
  padding: 2rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  transition: all var(--transition-smooth);
}

.mission-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow-gold);
}

.mission-card-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.mission-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
  color: var(--gold);
}

.mission-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.mission-pull-quote {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem 2rem;
  background: linear-gradient(135deg, rgba(212, 168, 83, 0.05), rgba(74, 158, 255, 0.03));
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-xl);
}

.mission-pull-quote blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  font-weight: 600;
  font-style: italic;
  color: var(--gold);
  line-height: 1.5;
}

.mission-pull-quote cite {
  display: block;
  margin-top: 1rem;
  font-style: normal;
  font-size: 0.85rem;
  color: var(--text-tertiary);
}

/* ---- Flow vs Zone ---- */
#comparison {
  overflow: hidden;
}

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

.comparison-card {
  padding: 2.5rem;
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
}

.comparison-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.comparison-card.flow {
  background: linear-gradient(180deg, rgba(74, 158, 255, 0.06) 0%, var(--bg-glass) 100%);
  border: 1px solid var(--border-blue);
}

.comparison-card.flow::before {
  background: var(--blue);
}

.comparison-card.zone {
  background: linear-gradient(180deg, rgba(212, 168, 83, 0.06) 0%, var(--bg-glass) 100%);
  border: 1px solid var(--border-gold);
}

.comparison-card.zone::before {
  background: var(--gold);
}

.comparison-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.flow .comparison-label {
  color: var(--blue);
}

.zone .comparison-label {
  color: var(--gold);
}

.comparison-card h3 {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
}

.flow h3 {
  color: var(--blue-bright);
}

.zone h3 {
  color: var(--gold-bright);
}

.comparison-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.comparison-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.comparison-list .icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  margin-top: 2px;
}

.flow .icon {
  background: var(--blue-glow);
  color: var(--blue);
  border: 1px solid var(--border-blue);
}

.zone .icon {
  background: var(--gold-glow);
  color: var(--gold);
  border: 1px solid var(--border-gold);
}

.comparison-speed {
  margin-top: 1.5rem;
  padding: 1rem;
  border-radius: var(--radius-md);
  text-align: center;
}

.flow .comparison-speed {
  background: rgba(74, 158, 255, 0.06);
}

.zone .comparison-speed {
  background: rgba(212, 168, 83, 0.06);
}

.comparison-speed .speed-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
}

.flow .speed-value {
  color: var(--blue-bright);
}

.zone .speed-value {
  color: var(--gold-bright);
}

.comparison-speed .speed-label {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.comparison-bottom {
  grid-column: 1 / -1;
  text-align: center;
  padding: 2rem;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  background: var(--bg-glass);
}

.comparison-bottom p {
  font-family: var(--font-display);
  font-size: clamp(0.9rem, 2vw, 1.15rem);
  font-weight: 600;
  color: var(--text-secondary);
}

.comparison-bottom .highlight {
  color: var(--gold);
}

/* ---- 100 Voices Section ---- */
#voices {
  background: var(--bg-secondary);
}

.voices-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 2rem 0 3rem;
  justify-content: center;
}

.filter-btn {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-glass);
  border-radius: 100px;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.filter-btn:hover {
  border-color: var(--gold-dim);
  color: var(--text-primary);
  background: var(--gold-glow);
}

.filter-btn.active {
  background: var(--gold);
  color: var(--bg-primary);
  border-color: var(--gold);
  font-weight: 700;
}

.voices-count {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-tertiary);
  margin-bottom: 2rem;
  letter-spacing: 0.05em;
}

.voices-count strong {
  color: var(--gold);
}

.voices-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.25rem;
}

.voice-card {
  padding: 1.5rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  transition: all var(--transition-smooth);
  cursor: default;
  position: relative;
  overflow: hidden;
}

.voice-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--gold);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.voice-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-gold);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.voice-card:hover::before {
  opacity: 1;
}

.voice-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.75rem;
}

.voice-card-athlete {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.voice-card-sport {
  font-size: 1.25rem;
}

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

.voice-card-quote::before {
  content: '"';
  color: var(--gold);
  font-weight: 700;
}

.voice-card-quote::after {
  content: '"';
  color: var(--gold);
  font-weight: 700;
}

.voice-card-meta {
  font-size: 0.7rem;
  color: var(--text-tertiary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Fade animation for filter */
.voice-card.fade-out {
  opacity: 0;
  transform: scale(0.95);
  transition: all 0.2s ease;
}

.voice-card.fade-in {
  animation: fadeIn 0.4s ease forwards;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.97);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ---- Science Section ---- */
#science {
  position: relative;
}

.science-pipeline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin: 3rem 0;
  flex-wrap: wrap;
}

.pipeline-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-align: center;
  min-width: 120px;
  cursor: pointer;
}

/* Pipeline Popup */
.pipeline-popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

.pipeline-popup {
  background: var(--bg-glass);
  border: 1px solid var(--border-gold);
  border-radius: 16px;
  max-width: 480px;
  width: 100%;
  padding: 2rem;
  position: relative;
  backdrop-filter: blur(20px);
  box-shadow: 0 0 40px rgba(212, 168, 83, 0.15);
}

.pipeline-popup-close {
  position: absolute;
  top: 0.75rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--text-tertiary);
  font-size: 1.4rem;
  cursor: pointer;
  transition: color 0.2s;
}

.pipeline-popup-close:hover {
  color: var(--gold);
}

.pipeline-popup-icon {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 0.75rem;
}

.pipeline-popup-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gold);
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}

.pipeline-popup-body {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.pipeline-popup-detail {
  background: rgba(0, 0, 0, 0.3);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  font-size: 0.82rem;
  color: var(--text-tertiary);
  line-height: 1.6;
}

.pipeline-popup-detail strong {
  color: var(--gold);
  font-weight: 600;
}

.pipeline-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  background: var(--gold-glow);
  border: 2px solid var(--border-gold);
  transition: all var(--transition-smooth);
}

.pipeline-step:hover .pipeline-icon {
  background: var(--gold);
  border-color: var(--gold);
  transform: scale(1.1);
  box-shadow: var(--shadow-glow-gold);
}

.pipeline-step:hover .pipeline-icon span {
  filter: brightness(0);
}

.pipeline-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.pipeline-sublabel {
  font-size: 0.7rem;
  color: var(--text-tertiary);
}

.pipeline-arrow {
  font-size: 1.5rem;
  color: var(--gold-dim);
  margin: 0 0.5rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.stat-card {
  text-align: center;
  padding: 2rem 1rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  transition: all var(--transition-smooth);
}

.stat-card:hover {
  border-color: var(--border-gold);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow-gold);
}

.stat-value {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--gold-bright);
}

.stat-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 0.25rem;
  letter-spacing: 0.02em;
}

.stat-detail {
  font-size: 0.7rem;
  color: var(--text-tertiary);
  margin-top: 0.25rem;
}

/* ---- Memory Section ---- */
#memory {
  position: relative;
}

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

.memory-card {
  padding: 2rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  transition: all var(--transition-smooth);
}

.memory-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.memory-card.memory-primary {
  grid-column: 1 / -1;
  border-color: var(--border-gold);
  background: linear-gradient(135deg, rgba(212, 168, 83, 0.06) 0%, var(--bg-glass) 100%);
  position: relative;
  overflow: hidden;
}

.memory-card.memory-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gold);
}

.memory-card-badge {
  display: inline-block;
  padding: 0.3rem 0.9rem;
  border: 1px solid var(--border-gold);
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  background: var(--gold-glow);
  margin-bottom: 1rem;
}

.memory-card-icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.memory-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
  color: var(--text-primary);
}

.memory-primary h3 {
  color: var(--gold);
  font-size: 1.5rem;
}

.memory-card-subtitle {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
}

.memory-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.memory-card-speed {
  margin-top: 1.25rem;
  padding: 1rem;
  border-radius: var(--radius-md);
  text-align: center;
  background: rgba(212, 168, 83, 0.06);
}

.memory-speed-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--gold-bright);
}

.memory-speed-label {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.memory-bottom {
  text-align: center;
  padding: 2.5rem 2rem;
  margin-top: 3rem;
  background: linear-gradient(135deg, rgba(212, 168, 83, 0.05), rgba(74, 158, 255, 0.03));
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-xl);
}

.memory-bottom blockquote {
  font-family: var(--font-display);
  font-size: clamp(0.95rem, 2vw, 1.15rem);
  font-weight: 500;
  font-style: italic;
  color: var(--text-secondary);
  line-height: 1.6;
}

.memory-bottom .highlight {
  color: var(--gold);
  font-weight: 700;
}

/* ---- PFC Redirection Section ---- */
#redirect {
  background: var(--bg-secondary);
}

.redirect-aware {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin: 2rem auto 3rem;
  padding: 1.5rem 2rem;
  max-width: 700px;
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  background: var(--gold-glow);
}

.redirect-aware-icon {
  font-size: 1.75rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.redirect-aware p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.redirect-aware strong {
  color: var(--gold);
}

.redirect-aware em {
  color: var(--text-primary);
  font-style: italic;
}

.redirect-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}

.redirect-card {
  padding: 2rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  transition: all var(--transition-smooth);
}

.redirect-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow-gold);
}

.redirect-card-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.redirect-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
  color: var(--gold);
}

.redirect-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.redirect-pull-quote {
  text-align: center;
  padding: 2.5rem 2rem;
  margin-top: 3rem;
  background: linear-gradient(135deg, rgba(212, 168, 83, 0.05), rgba(74, 158, 255, 0.03));
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-xl);
}

.redirect-pull-quote blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  font-weight: 600;
  font-style: italic;
  color: var(--gold);
  line-height: 1.5;
}

/* ---- PDR Method Section ---- */
#method {
  background: var(--bg-secondary);
}

.method-phases {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.phase-card {
  padding: 2.5rem 2rem;
  border-radius: var(--radius-xl);
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  text-align: center;
  position: relative;
  transition: all var(--transition-smooth);
}

.phase-card:hover {
  border-color: var(--border-gold);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow-gold);
}

.phase-letter {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 0.5rem;
  text-shadow: 0 0 40px rgba(212, 168, 83, 0.2);
}

.phase-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.phase-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.method-timeline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-top: 3rem;
  padding: 2rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
}

.timeline-stage {
  flex: 1;
  text-align: center;
  padding: 1rem;
  position: relative;
}

.timeline-stage::after {
  content: '→';
  position: absolute;
  right: -8px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gold-dim);
  font-size: 1.25rem;
}

.timeline-stage:last-child::after {
  display: none;
}

.timeline-stage-name {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 0.25rem;
}

.timeline-stage-desc {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

/* ---- Memory Encoder Section ---- */
#encoder {
  background: radial-gradient(ellipse at 50% 30%, rgba(212, 168, 83, 0.06) 0%, transparent 60%);
}

.encoder-hero {
  text-align: center;
  padding: 2.5rem 2rem;
  background: linear-gradient(135deg, rgba(212, 168, 83, 0.06), rgba(74, 158, 255, 0.03));
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-xl);
  margin: 2.5rem auto;
  max-width: 700px;
}

.encoder-badge {
  display: inline-block;
  padding: 0.4rem 1.25rem;
  background: var(--gold-glow);
  border: 1px solid var(--border-gold);
  border-radius: 100px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--gold);
  margin-bottom: 1.25rem;
}

.encoder-tagline {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--gold), var(--gold-bright));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}

.encoder-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto;
}

.encoder-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.encoder-feature {
  padding: 2rem 1.5rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all var(--transition-smooth);
}

.encoder-feature:hover {
  border-color: var(--border-gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow-gold);
}

.encoder-feature-icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.encoder-feature h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--gold);
}

.encoder-feature p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.encoder-cta {
  text-align: center;
  margin-top: 2rem;
}

.btn-glow {
  animation: btnGlow 3s ease-in-out infinite;
  font-size: 1rem;
  padding: 1rem 3rem;
}

@keyframes btnGlow {

  0%,
  100% {
    box-shadow: 0 0 20px rgba(212, 168, 83, 0.2);
  }

  50% {
    box-shadow: 0 0 40px rgba(212, 168, 83, 0.4), 0 0 80px rgba(212, 168, 83, 0.1);
  }
}

.encoder-cta-note {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--text-tertiary);
  letter-spacing: 0.05em;
}

/* ---- Ecosystem Section ---- */
#ecosystem {
  position: relative;
  overflow: hidden;
}

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

.eco-card {
  padding: 2rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all var(--transition-smooth);
}

.eco-card:hover {
  border-color: var(--border-gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow-gold);
}

.eco-card-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.eco-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.eco-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.eco-card .badge {
  display: inline-block;
  margin-top: 0.75rem;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.badge-available {
  background: rgba(74, 222, 128, 0.1);
  color: #4ade80;
  border: 1px solid rgba(74, 222, 128, 0.2);
}

.badge-coming {
  background: var(--gold-glow);
  color: var(--gold);
  border: 1px solid var(--border-gold);
}

/* ---- CTA / Book Section ---- */
#book {
  background: var(--bg-secondary);
  text-align: center;
}

.book-display {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4rem;
  margin-top: 3rem;
  flex-wrap: wrap;
}

.book-cover {
  width: 280px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-glow-gold), 0 20px 60px rgba(0, 0, 0, 0.5);
  transition: all var(--transition-smooth);
  overflow: hidden;
}

.book-cover img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
}

.book-cover:hover {
  transform: translateY(-8px) rotateY(3deg);
  box-shadow: 0 0 60px rgba(212, 168, 83, 0.25), 0 30px 80px rgba(0, 0, 0, 0.6);
}

.book-info {
  text-align: left;
  max-width: 400px;
}

.book-info h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.book-info p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.book-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.book-buttons .btn {
  justify-content: center;
  width: 100%;
}

.trilogy-info {
  margin-top: 3rem;
  padding: 1.5rem 2rem;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  background: var(--bg-glass);
  display: inline-block;
}

.trilogy-info h4 {
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.75rem;
}

.trilogy-info p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---- Footer ---- */
.footer {
  padding: 3rem 0;
  border-top: 1px solid var(--border-glass);
  text-align: center;
}

.footer-dedication {
  font-style: italic;
  font-size: 0.85rem;
  color: var(--text-tertiary);
  max-width: 500px;
  margin: 0 auto 1.5rem;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1rem;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

.footer-links a:hover {
  color: var(--gold);
}

.footer-copy {
  font-size: 0.7rem;
  color: var(--text-tertiary);
}

/* ---- Scroll Animations ---- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 {
  transition-delay: 0.1s;
}

.reveal-delay-2 {
  transition-delay: 0.2s;
}

.reveal-delay-3 {
  transition-delay: 0.3s;
}

.reveal-delay-4 {
  transition-delay: 0.4s;
}

.reveal-delay-5 {
  transition-delay: 0.5s;
}

.reveal-delay-6 {
  transition-delay: 0.6s;
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .method-phases {
    grid-template-columns: 1fr;
  }

  .ecosystem-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .encoder-features {
    grid-template-columns: repeat(2, 1fr);
  }

  .redirect-grid {
    grid-template-columns: 1fr;
  }

  .memory-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .nav-cta {
    display: none;
  }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    padding: 0.75rem 0 0.5rem;
    gap: 0.75rem;
    align-items: center;
    border-top: 1px solid var(--border-glass);
    background: var(--bg-primary);
  }

  .comparison-grid {
    grid-template-columns: 1fr;
  }

  .mission-grid {
    grid-template-columns: 1fr;
  }

  .voices-grid {
    grid-template-columns: 1fr;
  }

  .book-display {
    flex-direction: column;
    text-align: center;
  }

  .book-info {
    text-align: center;
  }

  .encoder-features {
    grid-template-columns: 1fr;
  }

  .ecosystem-grid {
    grid-template-columns: 1fr;
  }

  .method-timeline {
    flex-direction: column;
    gap: 1rem;
  }

  .timeline-stage::after {
    content: '↓';
    position: static;
    display: block;
    margin-top: 0.5rem;
    transform: none;
  }

  .science-pipeline {
    flex-direction: column;
    gap: 1rem;
  }

  .pipeline-arrow {
    transform: rotate(90deg);
    margin: 0;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .redirect-aware {
    flex-direction: column;
    text-align: center;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .cypher-text {
    font-size: 2rem;
  }
}