:root {
  --bg-primary: #0f1420;
  --bg-secondary: #161d2e;
  --bg-card: #1a2236;
  --text-primary: #e8e4dc;
  --text-secondary: #8a92a0;
  --text-muted: #5a6272;
  --accent: #00c9a7;
  --accent-dim: rgba(0, 201, 167, 0.12);
  --border: rgba(255,255,255,0.07);
  --serif: 'DM Serif Display', Georgia, serif;
  --sans: 'DM Sans', system-ui, sans-serif;
}

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

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 3rem;
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: var(--serif);
  font-size: 1.4rem;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}
.nav-tagline {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* HERO */
.hero {
  padding: 4rem 3rem 5rem;
  border-bottom: 1px solid var(--border);
}
.hero-image-wrap {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 3rem;
  height: 380px;
}
.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.hero-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(15,20,32,0.15) 0%, rgba(15,20,32,0.7) 100%);
}
.hero-eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.2rem;
  font-weight: 500;
}
.hero-headline {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 1.4rem;
  max-width: 680px;
}
.hero-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 620px;
  line-height: 1.7;
  margin-bottom: 3rem;
}
.hero-stats {
  display: flex;
  align-items: stretch;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  width: fit-content;
  background: var(--bg-card);
}
.stat {
  padding: 1.4rem 2.2rem;
}
.stat-value {
  font-family: var(--serif);
  font-size: 1.6rem;
  color: var(--accent);
  margin-bottom: 0.3rem;
}
.stat-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.4;
  max-width: 140px;
}
.stat-divider {
  width: 1px;
  background: var(--border);
  align-self: stretch;
}

/* PROBLEM */
.problem {
  padding: 5rem 3rem;
  background: var(--bg-secondary);
}
.problem-inner { max-width: 1100px; margin: 0 auto; }
.section-label {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.problem-headline {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  color: var(--text-primary);
  margin-bottom: 3rem;
}
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
.problem-card {
  background: var(--bg-card);
  padding: 2.2rem;
  border-radius: 0;
}
.problem-icon {
  color: var(--accent);
  font-size: 1rem;
  margin-bottom: 1.2rem;
}
.problem-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.8rem;
}
.problem-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* DIFFERENTIATORS */
.differentiators {
  padding: 5rem 3rem;
  border-bottom: 1px solid var(--border);
}
.diff-inner { max-width: 1100px; margin: 0 auto; }
.diff-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  margin-top: 2rem;
  background: var(--border);
  border: 1px solid var(--border);
}
.diff-item {
  background: var(--bg-primary);
  padding: 2.4rem;
}
.diff-number {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 1rem;
}
.diff-item h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.7rem;
}
.diff-item p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* HOW */
.how {
  padding: 5rem 3rem;
  background: var(--bg-secondary);
}
.how-inner { max-width: 1100px; margin: 0 auto; }
.how-headline {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  color: var(--text-primary);
  margin-bottom: 0.8rem;
}
.how-sub {
  font-size: 0.95rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: 3.5rem;
  line-height: 1.65;
}
.how-flow {
  display: flex;
  align-items: stretch;
  gap: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
.flow-step {
  flex: 1;
  padding: 1.8rem 2rem;
}
.flow-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.6rem;
}
.flow-step p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.55;
}
.flow-arrow {
  display: flex;
  align-items: center;
  padding: 0 0.5rem;
  color: var(--text-muted);
  font-size: 1.2rem;
  flex-shrink: 0;
}

/* CLOSING */
.closing {
  padding: 6rem 3rem;
  background: var(--bg-primary);
  border-top: 1px solid var(--border);
}
.closing-inner { max-width: 800px; margin: 0 auto; text-align: center; }
.closing-quote blockquote {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: 1.2rem;
}
.closing-attribution {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 3.5rem;
}
.closing-vision p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 580px;
  margin: 0 auto;
}

/* FOOTER */
.footer {
  padding: 3rem;
  border-top: 1px solid var(--border);
}
.footer-inner { max-width: 1100px; margin: 0 auto; }
.footer-brand {
  font-family: var(--serif);
  font-size: 1.2rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}
.footer-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}
.footer-copy {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .nav { padding: 1.2rem 1.5rem; }
  .hero { padding: 3rem 1.5rem; }
  .hero-stats { flex-direction: column; }
  .stat-divider { width: 100%; height: 1px; }
  .problem-grid { grid-template-columns: 1fr; }
  .diff-grid { grid-template-columns: 1fr; }
  .how-flow { flex-direction: column; }
  .flow-arrow { transform: rotate(90deg); padding: 0.5rem 0; }
  .problem, .differentiators, .how, .closing { padding: 3.5rem 1.5rem; }
}