:root {
  --bg: #0c0a09;
  --bg-elevated: #1c1917;
  --bg-subtle: #292524;
  --fg: #fafaf9;
  --fg-muted: #a8a29e;
  --fg-dim: #78716c;
  --accent: #d97706;
  --accent-soft: #92400e;
  --copper: #b45309;
  --copper-light: #f59e0b;
  --grid-line: rgba(168, 162, 158, 0.06);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Plus Jakarta Sans', sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Grid texture */
.grid-bg {
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 6rem 2rem 4rem;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(217, 119, 6, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: 900px;
  margin: 0 auto;
}

.hero-tag {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent-soft);
  padding: 0.4rem 1rem;
  border-radius: 2px;
  margin-bottom: 2rem;
}

.hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero h1 .copper {
  color: var(--accent);
}

.hero .lede {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: var(--fg-muted);
  max-width: 580px;
  line-height: 1.7;
}

/* ===== STATS BAR ===== */
.stats {
  border-top: 1px solid var(--bg-subtle);
  border-bottom: 1px solid var(--bg-subtle);
  padding: 3rem 2rem;
}

.stats-inner {
  max-width: 960px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--copper-light);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.25rem;
}

/* ===== FEATURES ===== */
.features {
  padding: 6rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.features-header {
  margin-bottom: 4rem;
}

.features-header h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.features-header p {
  color: var(--fg-muted);
  font-size: 1.1rem;
  max-width: 520px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: var(--bg-elevated);
  border: 1px solid var(--bg-subtle);
  border-radius: 8px;
  padding: 2.5rem 2rem;
  transition: border-color 0.3s ease;
}

.feature-card:hover {
  border-color: var(--accent-soft);
}

.feature-icon {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  display: block;
}

.feature-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.feature-card p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ===== STORY ===== */
.story {
  padding: 6rem 2rem;
  border-top: 1px solid var(--bg-subtle);
}

.story-inner {
  max-width: 700px;
  margin: 0 auto;
}

.story h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
}

.story p {
  color: var(--fg-muted);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.story .highlight {
  color: var(--copper-light);
  font-weight: 600;
}

/* ===== CLOSING ===== */
.closing {
  padding: 8rem 2rem;
  text-align: center;
  position: relative;
}

.closing::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(217, 119, 6, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.closing h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.closing p {
  color: var(--fg-muted);
  font-size: 1.1rem;
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ===== FOOTER ===== */
footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--bg-subtle);
  text-align: center;
}

footer p {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--fg-dim);
  letter-spacing: 0.05em;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
  .stats-inner {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .hero {
    padding: 4rem 1.5rem 3rem;
  }
  .features, .story, .closing {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}