:root {
  --bg-page:       #0B0C1A;
  --bg-section:    #0F1020;
  --bg-card:       #14152A;
  --bg-card2:      #1A1B30;
  --bg-glass:      rgba(20,21,42,0.75);
  --bg-footer:     #070812;
  --bg-nav:        rgba(11,12,26,0.96);

  --amber:         #C8860A;
  --amber-light:   #E8A820;
  --amber-pale:    #F5C842;
  --amber-dim:     rgba(200,134,10,0.12);
  --amber-glow:    rgba(200,134,10,0.22);
  --amber-glow-h:  rgba(200,134,10,0.50);
  --amber-border:  rgba(200,134,10,0.22);
  --amber-border-h:rgba(200,134,10,0.65);

  --red:           #8B0000;
  --red-light:     #C0392B;
  --red-dim:       rgba(139,0,0,0.15);

  --text-h:        #F5F0E8;
  --text-body:     #CEC9C0;
  --text-muted:    #8A8780;
  --text-faint:    #5A5855;

  --border-glass:  rgba(200,134,10,0.18);
  --border-solid:  rgba(255,255,255,0.07);
  --border-hover:  rgba(200,134,10,0.55);

  --font-display:  'Playfair Display', Georgia, serif;
  --font-body:     'Crimson Pro', Georgia, serif;
  --font-mono:     'Space Mono', 'Courier New', monospace;

  --radius-sm: 3px;
  --radius-md: 6px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  --ease: 0.24s cubic-bezier(0.4,0,0.2,1);
  --ease-fast: 0.09s ease-in;
  --ease-slow: 0.6s cubic-bezier(0.0,0,0.2,1);

  --shadow-card: 0 12px 48px rgba(0,0,0,0.55);
  --shadow-btn:  0 2px 14px rgba(200,134,10,0.28);
  --shadow-btn-h:0 4px 28px rgba(200,134,10,0.52);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg-page);
  color: var(--text-body);
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── PROGRESS BAR ── */
#progress-bar {
  position: fixed; top: 0; left: 0; height: 2px; width: 0%;
  background: linear-gradient(90deg, var(--amber), var(--amber-pale));
  z-index: 10000; transition: width 0.1s linear;
}

/* ── NOISE OVERLAY ── */
body::before {
  content: '';
  position: fixed; inset: 0; pointer-events: none; z-index: 1;
  opacity: 0.022;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px;
}

/* ── GRID OVERLAY ── */
body::after {
  content: '';
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  opacity: 0.018;
  background-image:
    linear-gradient(rgba(200,134,10,0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200,134,10,0.5) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* ── NAVIGATION ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: 64px;
  background: var(--bg-nav);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--border-glass);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 40px;
  transition: border-color var(--ease);
}

.nav-logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none;
}

.nav-logo-icon {
  width: 28px; height: 28px;
  border: 1.5px solid var(--amber);
  border-radius: 3px;
  display: flex; align-items: center; justify-content: center;
  position: relative;
}

.nav-logo-icon::before {
  content: '';
  width: 10px; height: 10px;
  background: var(--amber);
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
}

.nav-logo-text {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--text-h);
  font-weight: 700;
  text-transform: uppercase;
}

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

.nav-links a {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--ease);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active { color: var(--amber); }

.nav-links a.active::after {
  content: '';
  position: absolute; bottom: -4px; left: 0; right: 0;
  height: 1px; background: var(--amber);
}

.nav-cta {
  background: var(--amber);
  color: #0B0C1A !important;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  text-decoration: none;
  border: none; cursor: pointer;
  box-shadow: var(--shadow-btn);
  transition: background var(--ease), box-shadow var(--ease), transform var(--ease);
}
.nav-cta:hover {
  background: var(--amber-light);
  box-shadow: var(--shadow-btn-h);
  transform: translateY(-1px);
  color: #0B0C1A !important;
}

nav .nav-cta,
nav .nav-links .nav-cta,
.nav-links a.nav-cta {
  color: #0B0C1A !important;
}

nav .nav-cta:hover,
nav .nav-links .nav-cta:hover,
.nav-links a.nav-cta:hover {
  color: #0B0C1A !important;
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  padding: 120px 40px 80px;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 80px;
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
  position: relative;
}

/* Radial amber glow behind hero */
.hero::before {
  content: '';
  position: absolute;
  width: 700px; height: 700px;
  top: 50%; left: 55%;
  transform: translate(-50%, -50%);
  background: radial-gradient(ellipse at center, rgba(200,134,10,0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-content { position: relative; z-index: 1; }

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 20px;
  display: flex; align-items: center; gap: 12px;
}

.hero-eyebrow::before {
  content: '';
  width: 32px; height: 1px;
  background: var(--amber);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(42px, 5.5vw, 76px);
  font-weight: 900;
  color: var(--text-h);
  line-height: 1.0;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.hero-title span { color: var(--amber); }

.hero-subtitle {
  font-family: var(--font-display);
  font-size: clamp(16px, 2vw, 22px);
  font-weight: 400;
  font-style: italic;
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.4;
}

.hero-desc {
  font-size: 18px;
  color: var(--text-body);
  max-width: 580px;
  line-height: 1.8;
  margin-bottom: 40px;
}

.hero-desc strong {
  color: var(--text-h);
  font-weight: 600;
}

.hero-btns {
  display: flex; gap: 14px; flex-wrap: wrap;
  margin-bottom: 56px;
}

/* Primary button */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--amber);
  color: var(--bg-page);
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 700;
  text-decoration: none;
  border: none; cursor: pointer;
  box-shadow: var(--shadow-btn);
  transition: all var(--ease);
}
.btn-primary:hover {
  background: var(--amber-light);
  box-shadow: var(--shadow-btn-h);
  transform: translateY(-2px);
}
.btn-primary:active { transform: scale(0.97); transition: transform var(--ease-fast); }

/* Secondary button */
.btn-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent;
  color: var(--amber);
  padding: 13px 26px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--amber-border);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--ease);
}
.btn-secondary:hover {
  background: var(--amber-dim);
  border-color: var(--amber);
  color: var(--amber-light);
  transform: translateY(-2px);
}

/* Hero stats bar */
.hero-stats {
  display: flex; gap: 0;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.hero-stat {
  flex: 1;
  padding: 20px 24px;
  text-align: center;
  border-right: 1px solid var(--border-glass);
  position: relative;
}
.hero-stat:last-child { border-right: none; }

.hero-stat-number {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 900;
  color: var(--amber);
  line-height: 1;
  margin-bottom: 4px;
}

.hero-stat-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Book visual */
.hero-book {
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: center;
}

.book-wrapper {
  position: relative;
  transform: perspective(1200px) rotateY(-8deg) rotateX(2deg);
  transition: transform 0.6s cubic-bezier(0.4,0,0.2,1);
}
.book-wrapper:hover {
  transform: perspective(1200px) rotateY(-4deg) rotateX(1deg) translateY(-8px);
}

.book-cover {
  width: 320px;
  height: 460px;
  background: linear-gradient(145deg, #1A1B30 0%, #0F1020 60%, #12122A 100%);
  border-radius: 4px 12px 12px 4px;
  border: 1px solid rgba(200,134,10,0.3);
  box-shadow:
    -12px 20px 60px rgba(0,0,0,0.8),
    0 0 80px rgba(200,134,10,0.08),
    inset -2px 0 8px rgba(0,0,0,0.5);
  display: flex; flex-direction: column;
  padding: 36px 32px 28px;
  position: relative;
  overflow: hidden;
}

.book-cover::before {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 16px;
  background: linear-gradient(90deg, rgba(200,134,10,0.25), rgba(200,134,10,0.05));
  border-radius: 4px 0 0 4px;
}

.book-cover::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 20%, rgba(200,134,10,0.06) 0%, transparent 60%);
  pointer-events: none;
}

.book-stamp {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
  border: 1px solid rgba(200,134,10,0.4);
  padding: 4px 10px;
  border-radius: 2px;
  margin-bottom: 28px;
  width: fit-content;
}

.book-stamp::before {
  content: '■';
  font-size: 6px;
}

.book-main-title {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 900;
  color: var(--text-h);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
  position: relative; z-index: 1;
}

.book-accent-word {
  color: var(--amber);
  display: block;
}

.book-divider {
  width: 40px; height: 2px;
  background: linear-gradient(90deg, var(--amber), transparent);
  margin: 14px 0;
}

.book-subtitle {
  font-family: var(--font-display);
  font-size: 12px;
  font-style: italic;
  color: var(--text-muted);
  line-height: 1.5;
  flex: 1;
  position: relative; z-index: 1;
}

.book-author {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.book-author span {
  color: var(--amber);
  display: block;
  font-size: 11px;
  letter-spacing: 0.08em;
  margin-top: 2px;
}

/* Decorative elements around book */
.book-glow {
  position: absolute;
  width: 400px; height: 400px;
  background: radial-gradient(ellipse, rgba(200,134,10,0.1) 0%, transparent 65%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.book-badge {
  position: absolute;
  top: -16px; right: -16px;
  width: 72px; height: 72px;
  background: var(--amber);
  border-radius: 50%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(200,134,10,0.5);
}

.book-badge-text {
  font-family: var(--font-mono);
  font-size: 7px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--bg-page);
  font-weight: 700;
  text-align: center;
  line-height: 1.3;
}

/* ── SECTION WRAPPER ── */
section { position: relative; z-index: 2; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ── STATS STRIP ── */
.stats-strip {
  background: var(--bg-section);
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
  padding: 0;
}

.stats-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(3, 1fr);
}

.stat-block {
  padding: 56px 48px;
  border-right: 1px solid var(--border-glass);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.stat-block:last-child { border-right: none; }

.stat-block::before {
  content: '';
  position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 60px; height: 2px;
  background: linear-gradient(90deg, transparent, var(--amber), transparent);
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(52px, 5.5vw, 80px);
  font-weight: 900;
  color: var(--amber);
  line-height: 1;
  margin-bottom: 10px;
  letter-spacing: -0.03em;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  line-height: 1.5;
  max-width: 180px; margin: 0 auto;
}

.stat-source {
  font-family: var(--font-mono);
  font-size: 8px;
  color: var(--text-faint);
  margin-top: 10px;
  letter-spacing: 0.06em;
}

/* ── EXPERT SECTION ── */
.experts {
  padding: 100px 0;
  background: var(--bg-page);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 14px;
  display: flex; align-items: center; justify-content: center; gap: 12px;
}
.section-eyebrow::before, .section-eyebrow::after {
  content: '';
  width: 28px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--amber));
}
.section-eyebrow::after {
  background: linear-gradient(90deg, var(--amber), transparent);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(30px, 3.5vw, 48px);
  font-weight: 700;
  color: var(--text-h);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.section-title em {
  color: var(--amber);
  font-style: italic;
}

/* Glass card */
.glass-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  padding: 32px;
  transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
}
.glass-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-hover);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 0 1px rgba(200,134,10,0.12);
}

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

.expert-card {
  border-left: 3px solid var(--amber);
  border-radius: 0 var(--radius-xl) var(--radius-xl) 0;
}

.expert-role {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}

.expert-quote {
  font-family: var(--font-display);
  font-size: 16px;
  font-style: italic;
  color: var(--text-h);
  line-height: 1.65;
  margin-bottom: 20px;
}

.expert-quote::before {
  content: '\201C';
  font-size: 48px;
  color: var(--amber);
  line-height: 0;
  vertical-align: -18px;
  margin-right: 4px;
  font-family: var(--font-display);
  opacity: 0.6;
}

.expert-name {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.expert-name strong {
  color: var(--text-h);
  display: block;
  font-size: 12px;
  margin-bottom: 2px;
}

/* ── ABOUT BOOK ── */
.about-book {
  padding: 100px 0;
  background: var(--bg-section);
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}

.about-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 700;
  color: var(--text-h);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.about-body {
  font-size: 18px;
  color: var(--text-body);
  line-height: 1.8;
  margin-bottom: 16px;
}

.coming-soon-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 20px;
  padding: 10px 16px;
  background: var(--amber-dim);
  border: 1px solid var(--amber-border);
  border-radius: var(--radius-md);
}

.about-body + .about-body { margin-top: 0; }

.format-pills {
  display: flex; gap: 10px; flex-wrap: wrap;
  margin: 32px 0;
}

.format-pill {
  display: flex; flex-direction: column; align-items: center;
  padding: 12px 20px;
  background: var(--bg-card2);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  transition: border-color var(--ease);
}
.format-pill:hover { border-color: var(--amber-border-h); }

.format-name {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 3px;
}

.format-price {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--amber);
}

.about-right {
  display: flex; flex-direction: column; gap: 20px;
}

/* Credential card */
.credential-card {
  padding: 24px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  transition: border-color var(--ease), transform var(--ease);
}
.credential-card:hover {
  border-color: rgba(200,134,10,0.35);
  transform: translateX(4px);
}

.credential-name {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 6px;
}

.credential-title {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-h);
  margin-bottom: 8px;
  line-height: 1.3;
}

.credential-note {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ── CHAPTERS ── */
.chapters {
  padding: 100px 0;
  background: var(--bg-page);
}

.chapters-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 60px;
}

.chapter-card {
  padding: 32px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
  transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
  cursor: pointer;
}

.chapter-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--amber), transparent);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--ease);
}

.chapter-card:hover {
  transform: translateY(-6px);
  border-color: rgba(200,134,10,0.35);
  box-shadow: 0 20px 60px rgba(0,0,0,0.45), 0 0 30px rgba(200,134,10,0.06);
}

.chapter-card:hover::before { transform: scaleX(1); }

.chapter-num {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 14px;
  display: flex; align-items: center; gap: 10px;
}

.chapter-num::after {
  content: '';
  flex: 1; height: 1px;
  background: linear-gradient(90deg, rgba(200,134,10,0.3), transparent);
}

.chapter-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-h);
  line-height: 1.2;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.chapter-body {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
}

.chapter-tag {
  display: inline-flex; align-items: center;
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  opacity: 0.7;
}

/* ── TIMELINE ── */
.timeline-section {
  padding: 100px 0;
  background: var(--bg-section);
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
}

.timeline {
  position: relative;
  margin-top: 60px;
  padding: 0 20px;
}

.timeline::before {
  content: '';
  position: absolute; left: 50%; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--amber-border), rgba(200,134,10,0.3), transparent);
  transform: translateX(-50%);
}

.timeline-item {
  display: grid;
  grid-template-columns: 1fr 48px 1fr;
  gap: 0;
  margin-bottom: 48px;
  align-items: center;
}

.timeline-item:last-child { margin-bottom: 0; }

.timeline-left { text-align: right; padding-right: 36px; }
.timeline-right { padding-left: 36px; }

.timeline-item:nth-child(even) .timeline-left { order: 3; text-align: left; padding-left: 36px; padding-right: 0; }
.timeline-item:nth-child(even) .timeline-center { order: 2; }
.timeline-item:nth-child(even) .timeline-right { order: 1; text-align: right; padding-right: 36px; padding-left: 0; }

.timeline-center {
  display: flex; align-items: center; justify-content: center;
}

.timeline-dot {
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--bg-page);
  border: 2px solid var(--amber);
  flex-shrink: 0;
  box-shadow: 0 0 16px rgba(200,134,10,0.4);
  transition: transform var(--ease), box-shadow var(--ease);
}

.timeline-item:hover .timeline-dot {
  transform: scale(1.4);
  box-shadow: 0 0 24px rgba(200,134,10,0.6);
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 6px;
}

.timeline-event {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-h);
  margin-bottom: 6px;
  line-height: 1.25;
}

.timeline-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 280px;
}

.timeline-left .timeline-desc,
.timeline-item:nth-child(even) .timeline-right .timeline-desc {
  margin-left: auto;
}

/* ── VOLUME 2 TEASER SECTION ── */

.vol2-section {
  background: var(--bg-section);
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
  padding: 100px 0;
  position: relative;
  overflow: hidden;
  text-align: center;
}
 
.vol2-bg-pattern {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 40px,
    rgba(200, 134, 10, 0.025) 40px,
    rgba(200, 134, 10, 0.025) 41px
  );
  pointer-events: none;
}
 
.vol2-container {
  position: relative;
  z-index: 1;
}
 
.vol2-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
  border: 1px solid var(--amber-border);
  padding: 6px 16px;
  border-radius: var(--radius-sm);
  margin-bottom: 28px;
}
 
.vol2-title {
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 42px);
  font-weight: 700;
  color: var(--text-h);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 10px 0;
}
 
.vol2-subtitle {
  font-family: var(--font-display);
  font-size: clamp(14px, 2vw, 18px);
  font-style: italic;
  color: var(--amber);
  margin: 0 0 20px 0;
}
 
.vol2-body {
  font-family: var(--font-body);
  font-size: clamp(15px, 1.8vw, 18px);
  color: var(--text-body);
  line-height: 1.75;
  max-width: 640px;
  margin: 0 auto 36px auto;
}
 
.vol2-body strong {
  color: var(--text-h);
}
 
.vol2-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 40px;
}
 
.vol2-pill {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--amber);
  border: 1px solid var(--amber-border);
  padding: 7px 16px;
  border-radius: var(--radius-sm);
  transition: border-color var(--ease), background var(--ease);
}
 
.vol2-pill:hover {
  border-color: var(--amber-border-h);
  background: var(--amber-dim);
}
 
.vol2-pill--filled {
  background: var(--amber);
  color: var(--bg-page);
  border-color: var(--amber);
}
 
.vol2-pill--filled:hover {
  background: var(--amber-light);
  border-color: var(--amber-light);
}
 
.vol2-quote {
  border-left: 2px solid var(--amber);
  padding: 16px 24px;
  margin: 0 auto 40px auto;
  max-width: 600px;
  text-align: left;
  background: var(--amber-dim);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
 
.vol2-quote p {
  font-family: var(--font-display);
  font-size: clamp(14px, 1.8vw, 17px);
  font-style: italic;
  color: var(--text-body);
  margin: 0 0 8px 0;
  line-height: 1.6;
}
 
.vol2-quote cite {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--amber);
  text-transform: uppercase;
  font-style: normal;
}
 
.vol2-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 40px;
  text-align: left;
}
 
.vol2-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  padding: 24px;
  border-radius: var(--radius-md);
  transition: border-color var(--ease), box-shadow var(--ease);
}
 
.vol2-card:hover {
  border-color: var(--amber-border-h);
  box-shadow: var(--shadow-card);
}
 
.vol2-card-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--amber);
  text-transform: uppercase;
  margin-bottom: 10px;
}
 
.vol2-card-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-h);
  margin-bottom: 10px;
  line-height: 1.3;
}
 
.vol2-card-body {
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.6;
}
 
.vol2-status {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 28px;
}

/* ── DOWNLOAD ── */
.download-section {
  padding: 100px 0;
  background: var(--bg-page);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.download-section::before {
  content: '';
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  width: 800px; height: 400px;
  background: radial-gradient(ellipse, rgba(200,134,10,0.07) 0%, transparent 70%);
  pointer-events: none;
}

.download-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}

.download-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 54px);
  font-weight: 900;
  color: var(--text-h);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.download-title em { color: var(--amber); font-style: italic; }

.download-sub {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 520px; margin: 0 auto 40px;
  line-height: 1.7;
}

.download-features {
  display: flex; gap: 28px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 44px;
}

.download-feature {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.download-feature::before {
  content: '✓';
  color: var(--amber);
  font-size: 12px;
}

.download-btn {
  display: inline-flex; align-items: center; gap: 12px;
  background: var(--amber);
  color: var(--bg-page);
  padding: 18px 40px;
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  text-decoration: none;
  border: none; cursor: pointer;
  box-shadow: var(--shadow-btn), 0 0 60px rgba(200,134,10,0.2);
  transition: all var(--ease);
  position: relative; z-index: 1;
}
.download-btn:hover {
  background: var(--amber-light);
  box-shadow: var(--shadow-btn-h), 0 0 80px rgba(200,134,10,0.3);
  transform: translateY(-3px);
}

.download-note {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
}

/* ── EVIDENCE PREVIEW ── */
.evidence-section {
  padding: 100px 0;
  background: var(--bg-section);
  border-top: 1px solid var(--border-glass);
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 60px;
}

.evidence-card {
  padding: 24px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  display: flex; align-items: flex-start; gap: 18px;
  transition: transform var(--ease), border-color var(--ease);
}

.evidence-card:hover {
  transform: translateX(4px);
  border-color: rgba(200,134,10,0.35);
}

.evidence-type-badge {
  flex-shrink: 0;
  width: 42px; height: 42px;
  background: var(--amber-dim);
  border: 1px solid var(--amber-border);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  font-weight: 700;
  text-align: center;
  line-height: 1.2;
}

.evidence-info { flex: 1; min-width: 0; }

.evidence-title {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-h);
  margin-bottom: 4px;
  line-height: 1.35;
}

.evidence-meta {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 8px;
}

.evidence-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

.evidence-actions {
  display: flex; gap: 8px; margin-top: 12px;
}

.btn-evidence {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all var(--ease);
}

.btn-ev-primary {
  background: var(--amber-dim);
  border: 1px solid var(--amber-border);
  color: var(--amber);
}
.btn-ev-primary:hover { background: rgba(200,134,10,0.2); border-color: var(--amber); }

.btn-ev-ghost {
  background: transparent;
  border: 1px solid var(--border-solid);
  color: var(--text-muted);
}
.btn-ev-ghost:hover { border-color: var(--text-muted); color: var(--text-h); }

/* ── UPDATES ── */
.updates-section {
  padding: 80px 0;
  background: var(--bg-page);
  border-top: 1px solid var(--border-glass);
}

.updates-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.update-card {
  padding: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  transition: border-color var(--ease);
}
.update-card:hover { border-color: rgba(200,134,10,0.25); }

.update-date {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 10px;
}

.update-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-h);
  line-height: 1.3;
  margin-bottom: 10px;
}

.update-body {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ── SUBSCRIBE ── */
.subscribe-section {
  padding: 80px 0;
  background: var(--bg-section);
  border-top: 1px solid var(--border-glass);
  text-align: center;
}

.subscribe-form {
  display: flex; gap: 10px; max-width: 440px; margin: 32px auto 0;
}

.subscribe-input {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  color: var(--text-h);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  outline: none;
  transition: border-color var(--ease);
}
.subscribe-input::placeholder { color: var(--text-faint); }
.subscribe-input:focus { border-color: var(--amber); }

/* ── FOOTER ── */
footer {
  background: var(--bg-footer);
  border-top: 1px solid var(--border-glass);
  padding: 64px 40px 32px;
}

.footer-grid {
  max-width: 1200px; margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 60px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border-solid);
}

.footer-brand-tagline {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-top: 16px;
  max-width: 280px;
}

.footer-heading {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 20px;
}

.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }

.footer-links a {
  font-size: 14px;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--ease);
}
.footer-links a:hover { color: var(--text-h); }

.footer-contact-item {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 10px;
  letter-spacing: 0.04em;
}

.footer-contact-item span {
  display: block;
  color: var(--text-h);
  font-size: 13px;
  margin-top: 2px;
}

.footer-bottom {
  max-width: 1200px; margin: 0 auto;
  padding-top: 28px;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  color: var(--text-faint);
  max-width: 600px;
  line-height: 1.6;
}

.footer-legal {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-decoration: none;
  color: var(--text-faint);
  transition: 0.2s ease;
}

.footer-legal:hover { 
  color: var(--amber); 
}

/* ── SCROLL REVEAL ── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s cubic-bezier(0.0,0,0.2,1), transform 0.65s cubic-bezier(0.0,0,0.2,1);
}

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

.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }
.reveal-delay-5 { transition-delay: 0.40s; }
.reveal-delay-6 { transition-delay: 0.48s; }

/* ── BACK TO TOP ── */
#back-top {
  position: fixed;
  bottom: 32px; right: 32px;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--bg-card2);
  border: 1.5px solid var(--amber-border);
  color: var(--amber);
  font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  opacity: 0; pointer-events: none;
  transition: all var(--ease);
  z-index: 999;
}
#back-top.show {
  opacity: 1; pointer-events: all;
}
#back-top:hover {
  background: var(--amber-dim);
  border-color: var(--amber);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(200,134,10,0.3);
}

/* ── SUBSCRIBE POPUP ── */
.popup-wrapper {
  position: fixed;
  inset: 0;
  background: rgba(7, 8, 18, 0.85);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s cubic-bezier(0.4,0,0.2,1);
}

.popup-wrapper.show {
  opacity: 1;
  pointer-events: all;
}

.popup-box {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  max-width: 400px;
  width: 90%;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  transform: translateY(16px);
  transition: transform 0.25s cubic-bezier(0.4,0,0.2,1);
  position: relative;
  overflow: hidden;
}

.popup-box::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--amber), transparent);
}

.popup-wrapper.show .popup-box {
  transform: translateY(0);
}

#popupIcon {
  font-size: 28px;
  margin-bottom: 4px;
}

.popup-heading {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-h);
  line-height: 1.2;
}

.popup-content {
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 320px;
}

.popup-button {
  margin-top: 8px;
  background: var(--amber);
  color: var(--bg-page);
  border: none;
  padding: 10px 28px;
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--ease);
}

.popup-button:hover { background: var(--amber-light); }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 100px 28px 60px;
    text-align: center;
  }
  .hero-content { order: 2; }
  .hero-book { order: 1; }
  .hero-desc { margin: 0 auto 32px; }
  .hero-btns { justify-content: center; }
  .hero-stats { max-width: 520px; margin: 0 auto; }
  .expert-grid, .chapters-grid { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .stats-inner { grid-template-columns: 1fr; }
  .stat-block { border-right: none; border-bottom: 1px solid var(--border-glass); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  nav { padding: 0 20px; }
  .nav-links { display: none; }
  .hero { padding: 88px 20px 48px; }
  .container { padding: 0 20px; }
  .expert-grid, .chapters-grid, .evidence-grid, .updates-grid { grid-template-columns: 1fr; }
  .timeline::before { left: 20px; }
  .timeline-item { grid-template-columns: 20px 1fr; }
  .timeline-left { display: none; }
  .timeline-item:nth-child(even) .timeline-left { display: none; }
  .timeline-item:nth-child(even) .timeline-center { order: 1; }
  .timeline-item:nth-child(even) .timeline-right { order: 2; text-align: left; padding-left: 20px; padding-right: 0; }
  .timeline-right { padding-left: 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .book-cover { width: 240px; height: 340px; }
  .book-badge { width: 56px; height: 56px; top: -10px; right: -10px; }
  .subscribe-form { flex-direction: column; }
}