:root {
  --bg: #0d0d0d;
  --bg-surface: #1a1a1a;
  --bg-elevated: #242424;
  --fg: #f0ece4;
  --fg-muted: #a09a8e;
  --accent: #e8a020;
  --accent-glow: rgba(232, 160, 32, 0.15);
  --safety: #f5c518;
  --danger: #e84040;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-w: 1100px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === HERO === */
.hero {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 24px 60px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -20%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}

.hero-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-glow);
  padding: 6px 16px;
  border-radius: 4px;
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(42px, 6vw, 80px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -1.5px;
  max-width: 800px;
  margin-bottom: 28px;
}

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

.hero-lede {
  font-size: clamp(18px, 2.2vw, 22px);
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.65;
}

/* === STAT BAR === */
.stat-bar {
  background: var(--bg-surface);
  border-top: 1px solid var(--bg-elevated);
  border-bottom: 1px solid var(--bg-elevated);
  padding: 48px 24px;
}

.stat-bar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(36px, 4.5vw, 56px);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 14px;
  color: var(--fg-muted);
  letter-spacing: 0.5px;
}

/* === PROBLEM === */
.problem {
  padding: 100px 24px;
  max-width: var(--max-w);
  margin: 0 auto;
}

.problem h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 20px;
  line-height: 1.15;
}

.problem-sub {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 600px;
  margin-bottom: 56px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.problem-card {
  background: var(--bg-surface);
  border: 1px solid var(--bg-elevated);
  border-radius: 12px;
  padding: 36px 32px;
  position: relative;
  transition: border-color 0.2s;
}

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

.problem-card .card-icon {
  font-size: 28px;
  margin-bottom: 16px;
  display: block;
}

.problem-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
}

.problem-card p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* === HOW IT WORKS === */
.how {
  padding: 100px 24px;
  background: var(--bg-surface);
}

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

.how h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 56px;
  text-align: center;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step {
  text-align: center;
  padding: 40px 24px;
}

.step-number {
  font-family: var(--font-display);
  font-size: 60px;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.3;
  line-height: 1;
  margin-bottom: 20px;
}

.step h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 12px;
}

.step p {
  font-size: 15px;
  color: var(--fg-muted);
  max-width: 300px;
  margin: 0 auto;
}

/* === BUILT FOR === */
.built-for {
  padding: 100px 24px;
  max-width: var(--max-w);
  margin: 0 auto;
}

.built-for h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 48px;
}

.roles {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.role-tag {
  background: var(--bg-elevated);
  border: 1px solid rgba(232, 160, 32, 0.2);
  border-radius: 100px;
  padding: 12px 24px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
  color: var(--fg);
  transition: all 0.2s;
}

.role-tag:hover {
  background: var(--accent-glow);
  border-color: var(--accent);
}

/* === CLOSING === */
.closing {
  padding: 120px 24px;
  text-align: center;
  position: relative;
}

.closing::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 20px;
  position: relative;
}

.closing p {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 500px;
  margin: 0 auto;
  position: relative;
}

/* === FOOTER === */
footer {
  padding: 40px 24px;
  border-top: 1px solid var(--bg-elevated);
  text-align: center;
}

footer p {
  font-size: 13px;
  color: var(--fg-muted);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .stat-bar-inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .problem-grid {
    grid-template-columns: 1fr;
  }
  .steps {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .hero {
    min-height: 70vh;
    padding: 60px 20px 40px;
  }
  .problem, .built-for {
    padding: 60px 20px;
  }
  .how {
    padding: 60px 20px;
  }
  .closing {
    padding: 80px 20px;
  }
}

@media (max-width: 480px) {
  .roles {
    gap: 8px;
  }
  .role-tag {
    padding: 10px 18px;
    font-size: 14px;
  }
}