:root {
  --bg: #0a0a0c;
  --bg-elevated: #111114;
  --bg-card: #16161a;
  --fg: #e8e6e3;
  --fg-muted: #8a8a8e;
  --fg-dim: #555558;
  --accent: #c9a84c;
  --accent-glow: rgba(201, 168, 76, 0.15);
  --red: #c44040;
  --green: #4a9e6a;
  --serif: 'Instrument Serif', Georgia, serif;
  --sans: 'Space Grotesk', system-ui, sans-serif;
  --max-w: 1100px;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  --space-2xl: 10rem;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

em { font-family: var(--serif); font-style: italic; color: var(--accent); }
strong { color: var(--fg); font-weight: 600; }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg) var(--space-md);
  overflow: hidden;
  background: 
    radial-gradient(ellipse 80% 60% at 50% 40%, rgba(201,168,76,0.06) 0%, transparent 70%),
    linear-gradient(180deg, var(--bg) 0%, #0d0d10 100%);
}

.hero-grain {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  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");
  pointer-events: none;
}

.hero-content {
  max-width: var(--max-w);
  text-align: left;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

.hero h1 {
  font-family: var(--sans);
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
}

.hero h1 em {
  font-size: 1.05em;
}

.hero-sub {
  max-width: 560px;
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
}

.scroll-line {
  display: block;
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

/* ---------- THESIS ---------- */
.thesis {
  padding: var(--space-2xl) var(--space-md);
  background: var(--bg);
  border-top: 1px solid rgba(255,255,255,0.04);
}

.thesis-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.thesis-label {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

.thesis-quote {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.5;
  color: var(--fg);
  border: none;
  padding: 0;
  max-width: 800px;
}

.thesis-divider {
  width: 60px;
  height: 1px;
  background: var(--accent);
  margin: var(--space-lg) 0;
}

.thesis-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.stat-value {
  display: block;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-top: var(--space-xs);
}

/* ---------- CHANNELS ---------- */
.channels {
  padding: var(--space-2xl) var(--space-md);
  background: var(--bg-elevated);
}

.channels-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.section-heading {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
}

.section-sub {
  color: var(--fg-muted);
  font-size: 1.05rem;
  max-width: 600px;
  margin-bottom: var(--space-lg);
}

.channel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
}

.channel-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 12px;
  padding: var(--space-md);
  transition: border-color 0.3s ease, transform 0.3s ease;
  position: relative;
  overflow: hidden;
}

.channel-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.channel-card:hover {
  border-color: rgba(201,168,76,0.2);
  transform: translateY(-2px);
}

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

.card-number {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--fg-dim);
  letter-spacing: 0.15em;
  margin-bottom: var(--space-sm);
}

.channel-card h3 {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
  letter-spacing: -0.01em;
}

.channel-card p {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.6;
  margin-bottom: var(--space-sm);
}

.card-tags {
  display: flex;
  gap: 0.5rem;
}

.card-tags span {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-glow);
  padding: 0.25rem 0.65rem;
  border-radius: 4px;
}

/* ---------- NUMBERS ---------- */
.numbers {
  padding: var(--space-2xl) var(--space-md);
  background: var(--bg);
  border-top: 1px solid rgba(255,255,255,0.04);
}

.numbers-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.numbers-left h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

.numbers-left p {
  color: var(--fg-muted);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: var(--space-sm);
}

.revenue-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.revenue-row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.revenue-source {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--fg-muted);
  min-width: 120px;
  text-align: right;
}

.revenue-bar {
  height: 28px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--accent), rgba(201,168,76,0.4));
  display: block;
}

.bar-1 { width: 60%; }
.bar-2 { width: 85%; }
.bar-3 { width: 70%; }
.bar-4 { width: 100%; }
.bar-5 { width: 50%; }

/* ---------- METHOD ---------- */
.method {
  padding: var(--space-2xl) var(--space-md);
  background: var(--bg-elevated);
}

.method-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.method-step {
  text-align: center;
  padding: var(--space-md) var(--space-sm);
}

.step-icon {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-glow);
  display: inline-block;
  padding: 0.4rem 1rem;
  border-radius: 4px;
  margin-bottom: var(--space-sm);
}

.method-step p {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ---------- CLOSING ---------- */
.closing {
  padding: var(--space-2xl) var(--space-md);
  background:
    radial-gradient(ellipse 60% 50% at 50% 50%, rgba(201,168,76,0.04) 0%, transparent 70%),
    var(--bg);
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.04);
}

.closing-inner {
  max-width: 750px;
  margin: 0 auto;
}

.closing h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

.closing-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ---------- FOOTER ---------- */
.site-footer {
  padding: var(--space-lg) var(--space-md);
  background: var(--bg);
  border-top: 1px solid rgba(255,255,255,0.04);
  text-align: center;
}

.footer-inner {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-sm);
}

.footer-brand {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--fg);
}

.footer-divider {
  color: var(--fg-dim);
}

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

/* ---------- RESPONSIVE ---------- */
@media (max-width: 768px) {
  .thesis-stats {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

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

  .numbers-inner {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .revenue-source {
    min-width: 100px;
  }

  .method-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
  }

  .hero {
    min-height: 90vh;
    padding: var(--space-lg) var(--space-sm);
  }

  .hero h1 {
    font-size: clamp(2.5rem, 10vw, 4rem);
  }

  .channels,
  .thesis,
  .numbers,
  .method,
  .closing {
    padding: var(--space-xl) var(--space-sm);
  }
}

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